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1 /**************************************************************************** |
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2 ** |
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3 ** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies). |
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4 ** All rights reserved. |
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5 ** Contact: Nokia Corporation (qt-info@nokia.com) |
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6 ** |
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7 ** This file is part of the QtGui module of the Qt Toolkit. |
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8 ** |
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9 ** $QT_BEGIN_LICENSE:LGPL$ |
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10 ** No Commercial Usage |
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11 ** This file contains pre-release code and may not be distributed. |
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12 ** You may use this file in accordance with the terms and conditions |
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13 ** contained in the Technology Preview License Agreement accompanying |
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14 ** this package. |
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15 ** |
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16 ** GNU Lesser General Public License Usage |
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17 ** Alternatively, this file may be used under the terms of the GNU Lesser |
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18 ** General Public License version 2.1 as published by the Free Software |
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19 ** Foundation and appearing in the file LICENSE.LGPL included in the |
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20 ** packaging of this file. Please review the following information to |
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21 ** ensure the GNU Lesser General Public License version 2.1 requirements |
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22 ** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. |
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23 ** |
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24 ** In addition, as a special exception, Nokia gives you certain additional |
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25 ** rights. These rights are described in the Nokia Qt LGPL Exception |
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26 ** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. |
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27 ** |
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28 ** If you have questions regarding the use of this file, please contact |
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29 ** Nokia at qt-info@nokia.com. |
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30 ** |
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31 ** |
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32 ** |
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33 ** |
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34 ** |
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35 ** |
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36 ** |
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37 ** |
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38 ** $QT_END_LICENSE$ |
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39 ** |
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40 ****************************************************************************/ |
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41 |
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42 #include "qapplication.h" |
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43 #include "qapplication_p.h" |
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44 #include "qbitmap.h" |
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45 #include "qcursor.h" |
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46 #include "qdesktopwidget.h" |
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47 #include "qevent.h" |
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48 #include "qimage.h" |
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49 #include "qlayout.h" |
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50 #include "qlibrary.h" |
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51 #include "qpainter.h" |
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52 #include "qstack.h" |
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53 #include "qt_windows.h" |
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54 #include "qwidget.h" |
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55 #include "qwidget_p.h" |
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56 #include "private/qbackingstore_p.h" |
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57 #include "private/qwindowsurface_raster_p.h" |
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58 |
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59 #include "qscrollbar.h" |
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60 #include "qabstractscrollarea.h" |
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61 #include <private/qabstractscrollarea_p.h> |
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62 |
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63 #include <qdebug.h> |
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64 |
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65 #include <private/qapplication_p.h> |
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66 #include <private/qwininputcontext_p.h> |
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67 #include <private/qpaintengine_raster_p.h> |
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68 |
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69 #if defined(Q_WS_WINCE) |
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70 #include "qguifunctions_wince.h" |
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71 QT_USE_NAMESPACE |
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72 extern void qt_wince_maximize(QWidget *widget); //defined in qguifunctions_wince.cpp |
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73 extern void qt_wince_minimize(HWND hwnd); //defined in qguifunctions_wince.cpp |
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74 extern void qt_wince_full_screen(HWND hwnd, bool fullScreen, UINT swpf); //defined in qguifunctions_wince.cpp |
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75 extern bool qt_wince_is_mobile(); //defined in qguifunctions_wince.cpp |
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76 #endif |
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77 |
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78 typedef BOOL (WINAPI *PtrSetLayeredWindowAttributes)(HWND hwnd, COLORREF crKey, BYTE bAlpha, DWORD dwFlags); |
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79 static PtrSetLayeredWindowAttributes ptrSetLayeredWindowAttributes = 0; |
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80 |
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81 #ifndef QT_NO_DIRECTDRAW |
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82 #include <ddraw.h> |
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83 #include <private/qimage_p.h> |
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84 static IDirectDraw *qt_ddraw_object; |
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85 static IDirectDrawSurface *qt_ddraw_primary; |
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86 #endif |
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87 |
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88 |
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89 |
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90 #if defined(QT_NON_COMMERCIAL) |
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91 #include "qnc_win.h" |
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92 #endif |
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93 |
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94 #if !defined(WS_EX_TOOLWINDOW) |
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95 #define WS_EX_TOOLWINDOW 0x00000080 |
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96 #endif |
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97 |
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98 #if !defined(GWLP_WNDPROC) |
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99 #define GWLP_WNDPROC GWL_WNDPROC |
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100 #endif |
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101 |
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102 //#define TABLET_DEBUG |
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103 #define PACKETDATA (PK_X | PK_Y | PK_BUTTONS | PK_NORMAL_PRESSURE | PK_TANGENT_PRESSURE \ |
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104 | PK_ORIENTATION | PK_CURSOR | PK_Z) |
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105 #define PACKETMODE 0 |
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106 #include <wintab.h> |
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107 #include <pktdef.h> |
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108 |
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109 QT_BEGIN_NAMESPACE |
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110 |
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111 typedef HCTX (API *PtrWTOpen)(HWND, LPLOGCONTEXT, BOOL); |
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112 typedef BOOL (API *PtrWTClose)(HCTX); |
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113 typedef UINT (API *PtrWTInfo)(UINT, UINT, LPVOID); |
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114 typedef BOOL (API *PtrWTEnable)(HCTX, BOOL); |
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115 typedef BOOL (API *PtrWTOverlap)(HCTX, BOOL); |
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116 typedef int (API *PtrWTPacketsGet)(HCTX, int, LPVOID); |
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117 typedef BOOL (API *PtrWTGet)(HCTX, LPLOGCONTEXT); |
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118 typedef int (API *PtrWTQueueSizeGet)(HCTX); |
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119 typedef BOOL (API *PtrWTQueueSizeSet)(HCTX, int); |
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120 |
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121 static PtrWTOpen ptrWTOpen = 0; |
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122 static PtrWTClose ptrWTClose = 0; |
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123 static PtrWTInfo ptrWTInfo = 0; |
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124 static PtrWTQueueSizeGet ptrWTQueueSizeGet = 0; |
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125 static PtrWTQueueSizeSet ptrWTQueueSizeSet = 0; |
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126 static void init_wintab_functions(); |
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127 static void qt_tablet_init(); |
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128 static void qt_tablet_cleanup(); |
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129 extern HCTX qt_tablet_context; |
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130 extern bool qt_tablet_tilt_support; |
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131 |
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132 static QWidget *qt_tablet_widget = 0; |
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133 QWidget* qt_get_tablet_widget() |
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134 { |
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135 return qt_tablet_widget; |
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136 } |
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137 |
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138 extern bool qt_is_gui_used; |
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139 static void init_wintab_functions() |
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140 { |
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141 #if defined(Q_OS_WINCE) |
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142 return; |
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143 #else |
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144 if (!qt_is_gui_used) |
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145 return; |
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146 QLibrary library(QLatin1String("wintab32")); |
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147 ptrWTOpen = (PtrWTOpen)library.resolve("WTOpenW"); |
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148 ptrWTInfo = (PtrWTInfo)library.resolve("WTInfoW"); |
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149 ptrWTClose = (PtrWTClose)library.resolve("WTClose"); |
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150 ptrWTQueueSizeGet = (PtrWTQueueSizeGet)library.resolve("WTQueueSizeGet"); |
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151 ptrWTQueueSizeSet = (PtrWTQueueSizeSet)library.resolve("WTQueueSizeSet"); |
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152 #endif // Q_OS_WINCE |
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153 } |
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154 |
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155 static void qt_tablet_init() |
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156 { |
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157 static bool firstTime = true; |
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158 if (!firstTime) |
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159 return; |
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160 firstTime = false; |
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161 qt_tablet_widget = new QWidget(0); |
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162 qt_tablet_widget->createWinId(); |
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163 qt_tablet_widget->setObjectName(QLatin1String("Qt internal tablet widget")); |
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164 // We dont need this internal widget to appear in QApplication::topLevelWidgets() |
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165 if (QWidgetPrivate::allWidgets) |
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166 QWidgetPrivate::allWidgets->remove(qt_tablet_widget); |
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167 LOGCONTEXT lcMine; |
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168 qAddPostRoutine(qt_tablet_cleanup); |
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169 struct tagAXIS tpOri[3]; |
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170 init_wintab_functions(); |
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171 if (ptrWTInfo && ptrWTOpen && ptrWTQueueSizeGet && ptrWTQueueSizeSet) { |
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172 // make sure we have WinTab |
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173 if (!ptrWTInfo(0, 0, NULL)) { |
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174 #ifdef TABLET_DEBUG |
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175 qWarning("QWidget: Wintab services not available"); |
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176 #endif |
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177 return; |
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178 } |
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179 |
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180 // some tablets don't support tilt, check if it is possible, |
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181 qt_tablet_tilt_support = ptrWTInfo(WTI_DEVICES, DVC_ORIENTATION, &tpOri); |
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182 if (qt_tablet_tilt_support) { |
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183 // check for azimuth and altitude |
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184 qt_tablet_tilt_support = tpOri[0].axResolution && tpOri[1].axResolution; |
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185 } |
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186 // build our context from the default context |
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187 ptrWTInfo(WTI_DEFSYSCTX, 0, &lcMine); |
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188 // Go for the raw coordinates, the tablet event will return good stuff |
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189 lcMine.lcOptions |= CXO_MESSAGES | CXO_CSRMESSAGES; |
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190 lcMine.lcPktData = PACKETDATA; |
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191 lcMine.lcPktMode = PACKETMODE; |
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192 lcMine.lcMoveMask = PACKETDATA; |
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193 lcMine.lcOutOrgX = 0; |
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194 lcMine.lcOutExtX = lcMine.lcInExtX; |
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195 lcMine.lcOutOrgY = 0; |
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196 lcMine.lcOutExtY = -lcMine.lcInExtY; |
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197 qt_tablet_context = ptrWTOpen(qt_tablet_widget->winId(), &lcMine, true); |
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198 #ifdef TABLET_DEBUG |
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199 qDebug("Tablet is %p", qt_tablet_context); |
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200 #endif |
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201 if (!qt_tablet_context) { |
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202 #ifdef TABLET_DEBUG |
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203 qWarning("QWidget: Failed to open the tablet"); |
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204 #endif |
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205 return; |
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206 } |
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207 // Set the size of the Packet Queue to the correct size... |
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208 int currSize = ptrWTQueueSizeGet(qt_tablet_context); |
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209 if (!ptrWTQueueSizeSet(qt_tablet_context, QT_TABLET_NPACKETQSIZE)) { |
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210 // Ideally one might want to use a smaller |
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211 // multiple, but for now, since we managed to destroy |
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212 // the existing Q with the previous call, set it back |
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213 // to the other size, which should work. If not, |
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214 // there will be trouble. |
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215 if (!ptrWTQueueSizeSet(qt_tablet_context, currSize)) { |
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216 Q_ASSERT_X(0, "Qt::Internal", "There is no packet queue for" |
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217 " the tablet. The tablet will not work"); |
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218 } |
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219 } |
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220 } |
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221 } |
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222 |
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223 static void qt_tablet_cleanup() |
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224 { |
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225 if (ptrWTClose) |
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226 ptrWTClose(qt_tablet_context); |
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227 delete qt_tablet_widget; |
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228 qt_tablet_widget = 0; |
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229 } |
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230 |
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231 const QString qt_reg_winclass(QWidget *w); // defined in qapplication_win.cpp |
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232 |
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233 #ifndef QT_NO_DRAGANDDROP |
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234 void qt_olednd_unregister(QWidget* widget, QOleDropTarget *dst); // dnd_win |
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235 QOleDropTarget* qt_olednd_register(QWidget* widget); |
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236 #endif |
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237 |
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238 extern bool qt_nograb(); |
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239 extern HRGN qt_win_bitmapToRegion(const QBitmap& bitmap); |
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240 |
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241 static QWidget *mouseGrb = 0; |
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242 static QCursor *mouseGrbCur = 0; |
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243 static QWidget *keyboardGrb = 0; |
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244 static HHOOK journalRec = 0; |
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245 |
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246 extern "C" LRESULT CALLBACK QtWndProc(HWND, UINT, WPARAM, LPARAM); |
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247 |
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248 #define XCOORD_MAX 16383 |
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249 #define WRECT_MAX 16383 |
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250 |
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251 /***************************************************************************** |
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252 QWidget member functions |
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253 *****************************************************************************/ |
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254 |
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255 #ifndef Q_WS_WINCE |
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256 void QWidgetPrivate::create_sys(WId window, bool initializeWindow, bool destroyOldWindow) |
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257 { |
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258 Q_Q(QWidget); |
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259 static int sw = -1, sh = -1; |
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260 |
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261 Qt::WindowType type = q->windowType(); |
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262 Qt::WindowFlags flags = data.window_flags; |
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263 |
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264 bool topLevel = (flags & Qt::Window); |
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265 bool popup = (type == Qt::Popup); |
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266 bool dialog = (type == Qt::Dialog |
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267 || type == Qt::Sheet |
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268 || (flags & Qt::MSWindowsFixedSizeDialogHint)); |
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269 bool desktop = (type == Qt::Desktop); |
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270 bool tool = (type == Qt::Tool || type == Qt::Drawer); |
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271 |
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272 HINSTANCE appinst = qWinAppInst(); |
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273 HWND parentw, destroyw = 0; |
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274 WId id = 0; |
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275 |
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276 QString windowClassName = qt_reg_winclass(q); |
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277 |
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278 if (!window) // always initialize |
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279 initializeWindow = true; |
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280 |
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281 if (popup) |
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282 flags |= Qt::WindowStaysOnTopHint; // a popup stays on top |
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283 |
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284 if (sw < 0) { // get the (primary) screen size |
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285 sw = GetSystemMetrics(SM_CXSCREEN); |
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286 sh = GetSystemMetrics(SM_CYSCREEN); |
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287 } |
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288 |
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289 if (desktop && !q->testAttribute(Qt::WA_DontShowOnScreen)) { // desktop widget |
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290 popup = false; // force this flags off |
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291 data.crect.setRect(GetSystemMetrics(76 /* SM_XVIRTUALSCREEN */), GetSystemMetrics(77 /* SM_YVIRTUALSCREEN */), |
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292 GetSystemMetrics(78 /* SM_CXVIRTUALSCREEN */), GetSystemMetrics(79 /* SM_CYVIRTUALSCREEN */)); |
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293 } |
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294 |
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295 parentw = q->parentWidget() ? q->parentWidget()->effectiveWinId() : 0; |
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296 |
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297 QString title; |
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298 int style = WS_CHILD; |
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299 int exsty = 0; |
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300 |
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301 if (window) { |
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302 style = GetWindowLong(window, GWL_STYLE); |
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303 if (!style) |
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304 qErrnoWarning("QWidget::create: GetWindowLong failed"); |
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305 topLevel = false; // #### needed for some IE plugins?? |
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306 } else if (popup || (type == Qt::ToolTip) || (type == Qt::SplashScreen)) { |
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307 style = WS_POPUP; |
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308 } else if (topLevel && !desktop) { |
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309 if (flags & Qt::FramelessWindowHint) |
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310 style = WS_POPUP; // no border |
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311 else if (flags & Qt::WindowTitleHint) |
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312 style = WS_OVERLAPPED; |
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313 else |
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314 style = 0; |
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315 } |
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316 if (!desktop) { |
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317 // if (!testAttribute(Qt::WA_PaintUnclipped)) |
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318 // ### Commented out for now as it causes some problems, but |
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319 // this should be correct anyway, so dig some more into this |
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320 #ifndef Q_FLATTEN_EXPOSE |
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321 style |= WS_CLIPSIBLINGS | WS_CLIPCHILDREN ; |
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322 #endif |
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323 if (topLevel) { |
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324 if ((type == Qt::Window || dialog || tool)) { |
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325 if (!(flags & Qt::FramelessWindowHint)) { |
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326 if (!(flags & Qt::MSWindowsFixedSizeDialogHint)) { |
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327 style |= WS_THICKFRAME; |
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328 if(!(flags & |
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329 ( Qt::WindowSystemMenuHint |
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330 | Qt::WindowTitleHint |
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331 | Qt::WindowMinMaxButtonsHint |
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332 | Qt::WindowCloseButtonHint |
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333 | Qt::WindowContextHelpButtonHint))) |
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334 style |= WS_POPUP; |
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335 } else { |
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336 style |= WS_POPUP | WS_DLGFRAME; |
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337 } |
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338 } |
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339 if (flags & Qt::WindowTitleHint) |
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340 style |= WS_CAPTION; |
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341 if (flags & Qt::WindowSystemMenuHint) |
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342 style |= WS_SYSMENU; |
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343 if (flags & Qt::WindowMinimizeButtonHint) |
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344 style |= WS_MINIMIZEBOX; |
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345 if (shouldShowMaximizeButton()) |
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346 style |= WS_MAXIMIZEBOX; |
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347 if (tool) |
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348 exsty |= WS_EX_TOOLWINDOW; |
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349 if (flags & Qt::WindowContextHelpButtonHint) |
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350 exsty |= WS_EX_CONTEXTHELP; |
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351 } else { |
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352 exsty |= WS_EX_TOOLWINDOW; |
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353 } |
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354 } |
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355 } |
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356 |
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357 if (flags & Qt::WindowTitleHint) { |
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358 title = q->isWindow() ? qAppName() : q->objectName(); |
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359 } |
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360 |
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361 // The Qt::WA_WState_Created flag is checked by translateConfigEvent() in |
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362 // qapplication_win.cpp. We switch it off temporarily to avoid move |
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363 // and resize events during creationt |
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364 q->setAttribute(Qt::WA_WState_Created, false); |
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365 |
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366 if (window) { // override the old window |
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367 if (destroyOldWindow) |
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368 destroyw = data.winid; |
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369 id = window; |
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370 setWinId(window); |
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371 LONG res = SetWindowLong(window, GWL_STYLE, style); |
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372 if (!res) |
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373 qErrnoWarning("QWidget::create: Failed to set window style"); |
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374 #ifdef _WIN64 |
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375 res = SetWindowLongPtr( window, GWLP_WNDPROC, (LONG_PTR)QtWndProc ); |
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376 #else |
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377 res = SetWindowLong( window, GWL_WNDPROC, (LONG)QtWndProc ); |
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378 #endif |
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379 if (!res) |
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380 qErrnoWarning("QWidget::create: Failed to set window procedure"); |
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381 } else if (desktop) { // desktop widget |
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382 id = GetDesktopWindow(); |
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383 // QWidget *otherDesktop = QWidget::find(id); // is there another desktop? |
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384 // if (otherDesktop && otherDesktop->testWFlags(Qt::WPaintDesktop)) { |
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385 // otherDesktop->d_func()->setWinId(0); // remove id from widget mapper |
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386 // d->setWinId(id); // make sure otherDesktop is |
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387 // otherDesktop->d_func()->setWinId(id); // found first |
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388 // } else { |
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389 setWinId(id); |
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390 // } |
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391 } else if (topLevel) { // create top-level widget |
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392 if (popup) |
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393 parentw = 0; |
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394 |
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395 const bool wasMoved = q->testAttribute(Qt::WA_Moved); |
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396 int x = wasMoved ? data.crect.left() : CW_USEDEFAULT; |
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397 int y = wasMoved ? data.crect.top() : CW_USEDEFAULT; |
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398 int w = CW_USEDEFAULT; |
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399 int h = CW_USEDEFAULT; |
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400 |
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401 // Adjust for framestrut when needed |
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402 RECT rect = {0,0,0,0}; |
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403 bool isVisibleOnScreen = !q->testAttribute(Qt::WA_DontShowOnScreen); |
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404 if (isVisibleOnScreen && AdjustWindowRectEx(&rect, style & ~WS_OVERLAPPED, FALSE, exsty)) { |
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405 QTLWExtra *td = maybeTopData(); |
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406 if (wasMoved && (td && !td->posFromMove)) { |
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407 x = data.crect.x() + rect.left; |
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408 y = data.crect.y() + rect.top; |
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409 } |
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410 |
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411 if (q->testAttribute(Qt::WA_Resized)) { |
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412 w = data.crect.width() + (rect.right - rect.left); |
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413 h = data.crect.height() + (rect.bottom - rect.top); |
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414 } |
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415 } |
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416 //update position & initial size of POPUP window |
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417 if (isVisibleOnScreen && topLevel && initializeWindow && (style & WS_POPUP)) { |
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418 if (!q->testAttribute(Qt::WA_Resized)) { |
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419 w = sw/2; |
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420 h = 4*sh/10; |
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421 } |
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422 if (!wasMoved) { |
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423 x = sw/2 - w/2; |
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424 y = sh/2 - h/2; |
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425 } |
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426 } |
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427 |
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428 id = CreateWindowEx(exsty, reinterpret_cast<const wchar_t *>(windowClassName.utf16()), |
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429 reinterpret_cast<const wchar_t *>(title.utf16()), style, |
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430 x, y, w, h, |
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431 parentw, NULL, appinst, NULL); |
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432 if (!id) |
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433 qErrnoWarning("QWidget::create: Failed to create window"); |
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434 setWinId(id); |
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435 if ((flags & Qt::WindowStaysOnTopHint) || (type == Qt::ToolTip)) { |
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436 SetWindowPos(id, HWND_TOPMOST, 0, 0, 0, 0, SWP_NOACTIVATE | SWP_NOMOVE | SWP_NOSIZE); |
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437 if (flags & Qt::WindowStaysOnBottomHint) |
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438 qWarning() << "QWidget: Incompatible window flags: the window can't be on top and on bottom at the same time"; |
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439 } else if (flags & Qt::WindowStaysOnBottomHint) |
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440 SetWindowPos(id, HWND_BOTTOM, 0, 0, 0, 0, SWP_NOACTIVATE | SWP_NOMOVE | SWP_NOSIZE); |
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441 winUpdateIsOpaque(); |
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442 } else if (q->testAttribute(Qt::WA_NativeWindow) || paintOnScreen()) { // create child widget |
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443 id = CreateWindowEx(exsty, reinterpret_cast<const wchar_t *>(windowClassName.utf16()), |
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444 reinterpret_cast<const wchar_t *>(title.utf16()), style, |
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445 data.crect.left(), data.crect.top(), data.crect.width(), data.crect.height(), |
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446 parentw, NULL, appinst, NULL); |
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447 if (!id) |
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448 qErrnoWarning("QWidget::create: Failed to create window"); |
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449 SetWindowPos(id, HWND_TOP, 0, 0, 0, 0, SWP_NOMOVE | SWP_NOSIZE); |
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450 setWinId(id); |
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451 } |
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452 |
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453 if (desktop) { |
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454 q->setAttribute(Qt::WA_WState_Visible); |
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455 } else if (topLevel && !q->testAttribute(Qt::WA_DontShowOnScreen)) { |
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456 RECT cr; |
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457 GetClientRect(id, &cr); |
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458 // one cannot trust cr.left and cr.top, use a correction POINT instead |
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459 POINT pt; |
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460 pt.x = 0; |
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461 pt.y = 0; |
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462 ClientToScreen(id, &pt); |
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463 |
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464 if (data.crect.width() == 0 || data.crect.height() == 0) { |
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465 data.crect = QRect(pt.x, pt.y, data.crect.width(), data.crect.height()); |
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466 } else { |
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467 data.crect = QRect(QPoint(pt.x, pt.y), |
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468 QPoint(pt.x + cr.right - 1, pt.y + cr.bottom - 1)); |
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469 } |
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470 |
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471 if (data.fstrut_dirty) { |
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472 // be nice to activeqt |
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473 updateFrameStrut(); |
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474 } |
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475 } |
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476 |
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477 if (topLevel) { |
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478 if (data.window_flags & Qt::CustomizeWindowHint |
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479 && data.window_flags & Qt::WindowTitleHint) { |
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480 HMENU systemMenu = GetSystemMenu((HWND)q->internalWinId(), FALSE); |
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481 if (data.window_flags & Qt::WindowCloseButtonHint) |
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482 EnableMenuItem(systemMenu, SC_CLOSE, MF_BYCOMMAND|MF_ENABLED); |
|
483 else |
|
484 EnableMenuItem(systemMenu, SC_CLOSE, MF_BYCOMMAND|MF_GRAYED); |
|
485 } |
|
486 } |
|
487 |
|
488 q->setAttribute(Qt::WA_WState_Created); // accept move/resize events |
|
489 hd = 0; // no display context |
|
490 |
|
491 if (q->testAttribute(Qt::WA_AcceptTouchEvents)) |
|
492 registerTouchWindow(); |
|
493 |
|
494 if (window) { // got window from outside |
|
495 if (IsWindowVisible(window)) |
|
496 q->setAttribute(Qt::WA_WState_Visible); |
|
497 else |
|
498 q->setAttribute(Qt::WA_WState_Visible, false); |
|
499 } |
|
500 |
|
501 if (extra && !extra->mask.isEmpty()) |
|
502 setMask_sys(extra->mask); |
|
503 |
|
504 #if defined(QT_NON_COMMERCIAL) |
|
505 QT_NC_WIDGET_CREATE |
|
506 #endif |
|
507 |
|
508 if (q->hasFocus() && q->testAttribute(Qt::WA_InputMethodEnabled)) |
|
509 q->inputContext()->setFocusWidget(q); |
|
510 |
|
511 if (destroyw) { |
|
512 DestroyWindow(destroyw); |
|
513 } |
|
514 |
|
515 if (q != qt_tablet_widget && QWidgetPrivate::mapper) |
|
516 qt_tablet_init(); |
|
517 |
|
518 if (q->testAttribute(Qt::WA_DropSiteRegistered)) |
|
519 registerDropSite(true); |
|
520 |
|
521 if (maybeTopData() && maybeTopData()->opacity != 255) |
|
522 q->setWindowOpacity(maybeTopData()->opacity/255.); |
|
523 |
|
524 if (topLevel && (data.crect.width() == 0 || data.crect.height() == 0)) { |
|
525 q->setAttribute(Qt::WA_OutsideWSRange, true); |
|
526 } |
|
527 |
|
528 if (!topLevel && q->testAttribute(Qt::WA_NativeWindow) && q->testAttribute(Qt::WA_Mapped)) { |
|
529 Q_ASSERT(q->internalWinId()); |
|
530 ShowWindow(q->internalWinId(), SW_SHOW); |
|
531 } |
|
532 } |
|
533 |
|
534 #endif //Q_WS_WINCE |
|
535 |
|
536 |
|
537 void QWidget::destroy(bool destroyWindow, bool destroySubWindows) |
|
538 { |
|
539 Q_D(QWidget); |
|
540 if (!isWindow() && parentWidget()) |
|
541 parentWidget()->d_func()->invalidateBuffer(d->effectiveRectFor(geometry())); |
|
542 d->deactivateWidgetCleanup(); |
|
543 if (testAttribute(Qt::WA_WState_Created)) { |
|
544 setAttribute(Qt::WA_WState_Created, false); |
|
545 for(int i = 0; i < d->children.size(); ++i) { // destroy all widget children |
|
546 register QObject *obj = d->children.at(i); |
|
547 if (obj->isWidgetType()) |
|
548 ((QWidget*)obj)->destroy(destroySubWindows, |
|
549 destroySubWindows); |
|
550 } |
|
551 if (mouseGrb == this) |
|
552 releaseMouse(); |
|
553 if (keyboardGrb == this) |
|
554 releaseKeyboard(); |
|
555 if (testAttribute(Qt::WA_ShowModal)) // just be sure we leave modal |
|
556 QApplicationPrivate::leaveModal(this); |
|
557 else if ((windowType() == Qt::Popup)) |
|
558 qApp->d_func()->closePopup(this); |
|
559 if (destroyWindow && !(windowType() == Qt::Desktop) && internalWinId()) { |
|
560 DestroyWindow(internalWinId()); |
|
561 } |
|
562 #ifdef Q_WS_WINCE |
|
563 if (destroyWindow && (windowType() == Qt::Desktop) && !GetDesktopWindow()) { |
|
564 DestroyWindow(internalWinId()); |
|
565 } |
|
566 |
|
567 #endif |
|
568 QT_TRY { |
|
569 d->setWinId(0); |
|
570 } QT_CATCH (const std::bad_alloc &) { |
|
571 // swallow - destructors must not throw |
|
572 } |
|
573 } |
|
574 } |
|
575 |
|
576 void QWidgetPrivate::reparentChildren() |
|
577 { |
|
578 Q_Q(QWidget); |
|
579 QObjectList chlist = q->children(); |
|
580 for(int i = 0; i < chlist.size(); ++i) { // reparent children |
|
581 QObject *obj = chlist.at(i); |
|
582 if (obj->isWidgetType()) { |
|
583 QWidget *w = (QWidget *)obj; |
|
584 if ((w->windowType() == Qt::Popup)) { |
|
585 ; |
|
586 } else if (w->isWindow()) { |
|
587 bool showIt = w->isVisible(); |
|
588 QPoint old_pos = w->pos(); |
|
589 w->setParent(q, w->windowFlags()); |
|
590 w->move(old_pos); |
|
591 if (showIt) |
|
592 w->show(); |
|
593 } else { |
|
594 w->d_func()->invalidateBuffer(w->rect()); |
|
595 SetParent(w->effectiveWinId(), q->effectiveWinId()); |
|
596 w->d_func()->reparentChildren(); |
|
597 } |
|
598 } |
|
599 } |
|
600 } |
|
601 |
|
602 void QWidgetPrivate::setParent_sys(QWidget *parent, Qt::WindowFlags f) |
|
603 { |
|
604 Q_Q(QWidget); |
|
605 bool wasCreated = q->testAttribute(Qt::WA_WState_Created); |
|
606 if (q->isVisible() && q->parentWidget() && parent != q->parentWidget()) |
|
607 q->parentWidget()->d_func()->invalidateBuffer(effectiveRectFor(q->geometry())); |
|
608 |
|
609 WId old_winid = data.winid; |
|
610 // hide and reparent our own window away. Otherwise we might get |
|
611 // destroyed when emitting the child remove event below. See QWorkspace. |
|
612 if (q->isVisible() && data.winid) { |
|
613 ShowWindow(data.winid, SW_HIDE); |
|
614 SetParent(data.winid, 0); |
|
615 } |
|
616 bool dropSiteWasRegistered = false; |
|
617 if (q->testAttribute(Qt::WA_DropSiteRegistered)) { |
|
618 dropSiteWasRegistered = true; |
|
619 q->setAttribute(Qt::WA_DropSiteRegistered, false); // ole dnd unregister (we will register again below) |
|
620 } |
|
621 |
|
622 if ((q->windowType() == Qt::Desktop)) |
|
623 old_winid = 0; |
|
624 setWinId(0); |
|
625 |
|
626 QObjectPrivate::setParent_helper(parent); |
|
627 bool explicitlyHidden = q->testAttribute(Qt::WA_WState_Hidden) && q->testAttribute(Qt::WA_WState_ExplicitShowHide); |
|
628 |
|
629 data.window_flags = f; |
|
630 data.fstrut_dirty = true; |
|
631 q->setAttribute(Qt::WA_WState_Created, false); |
|
632 q->setAttribute(Qt::WA_WState_Visible, false); |
|
633 q->setAttribute(Qt::WA_WState_Hidden, false); |
|
634 adjustFlags(data.window_flags, q); |
|
635 // keep compatibility with previous versions, we need to preserve the created state |
|
636 // (but we recreate the winId for the widget being reparented, again for compatibility) |
|
637 if (wasCreated || (!q->isWindow() && parent->testAttribute(Qt::WA_WState_Created))) |
|
638 createWinId(); |
|
639 if (q->isWindow() || (!parent || parent->isVisible()) || explicitlyHidden) |
|
640 q->setAttribute(Qt::WA_WState_Hidden); |
|
641 q->setAttribute(Qt::WA_WState_ExplicitShowHide, explicitlyHidden); |
|
642 |
|
643 if (wasCreated) { |
|
644 reparentChildren(); |
|
645 } |
|
646 |
|
647 if (extra && !extra->mask.isEmpty()) { |
|
648 QRegion r = extra->mask; |
|
649 extra->mask = QRegion(); |
|
650 q->setMask(r); |
|
651 } |
|
652 if (extra && extra->topextra && !extra->topextra->caption.isEmpty()) { |
|
653 setWindowIcon_sys(true); |
|
654 setWindowTitle_helper(extra->topextra->caption); |
|
655 } |
|
656 if (old_winid) |
|
657 DestroyWindow(old_winid); |
|
658 |
|
659 if (q->testAttribute(Qt::WA_AcceptDrops) || dropSiteWasRegistered |
|
660 || (!q->isWindow() && q->parentWidget() && q->parentWidget()->testAttribute(Qt::WA_DropSiteRegistered))) |
|
661 q->setAttribute(Qt::WA_DropSiteRegistered, true); |
|
662 |
|
663 #ifdef Q_WS_WINCE |
|
664 // Show borderless toplevel windows in tasklist & NavBar |
|
665 if (!parent) { |
|
666 QString txt = q->windowTitle().isEmpty()?qAppName():q->windowTitle(); |
|
667 SetWindowText(q->internalWinId(), (wchar_t*)txt.utf16()); |
|
668 } |
|
669 #endif |
|
670 invalidateBuffer(q->rect()); |
|
671 } |
|
672 |
|
673 |
|
674 QPoint QWidget::mapToGlobal(const QPoint &pos) const |
|
675 { |
|
676 Q_D(const QWidget); |
|
677 QWidget *parentWindow = window(); |
|
678 QWExtra *extra = parentWindow->d_func()->extra; |
|
679 if (!isVisible() || parentWindow->isMinimized() || !testAttribute(Qt::WA_WState_Created) || !internalWinId() |
|
680 || (extra |
|
681 #ifndef QT_NO_GRAPHICSVIEW |
|
682 && extra->proxyWidget |
|
683 #endif //QT_NO_GRAPHICSVIEW |
|
684 )) { |
|
685 if (extra && extra->topextra && extra->topextra->embedded) { |
|
686 QPoint pt = mapTo(parentWindow, pos); |
|
687 POINT p = {pt.x(), pt.y()}; |
|
688 ClientToScreen(parentWindow->effectiveWinId(), &p); |
|
689 return QPoint(p.x, p.y); |
|
690 } else { |
|
691 QPoint toGlobal = mapTo(parentWindow, pos) + parentWindow->pos(); |
|
692 // Adjust for window decorations |
|
693 toGlobal += parentWindow->geometry().topLeft() - parentWindow->frameGeometry().topLeft(); |
|
694 return toGlobal; |
|
695 } |
|
696 } |
|
697 POINT p; |
|
698 QPoint tmp = d->mapToWS(pos); |
|
699 p.x = tmp.x(); |
|
700 p.y = tmp.y(); |
|
701 ClientToScreen(internalWinId(), &p); |
|
702 return QPoint(p.x, p.y); |
|
703 } |
|
704 |
|
705 QPoint QWidget::mapFromGlobal(const QPoint &pos) const |
|
706 { |
|
707 Q_D(const QWidget); |
|
708 QWidget *parentWindow = window(); |
|
709 QWExtra *extra = parentWindow->d_func()->extra; |
|
710 if (!isVisible() || parentWindow->isMinimized() || !testAttribute(Qt::WA_WState_Created) || !internalWinId() |
|
711 || (extra |
|
712 #ifndef QT_NO_GRAPHICSVIEW |
|
713 && extra->proxyWidget |
|
714 #endif //QT_NO_GRAPHICSVIEW |
|
715 )) { |
|
716 if (extra && extra->topextra && extra->topextra->embedded) { |
|
717 POINT p = {pos.x(), pos.y()}; |
|
718 ScreenToClient(parentWindow->effectiveWinId(), &p); |
|
719 return mapFrom(parentWindow, QPoint(p.x, p.y)); |
|
720 } else { |
|
721 QPoint fromGlobal = mapFrom(parentWindow, pos - parentWindow->pos()); |
|
722 // Adjust for window decorations |
|
723 fromGlobal -= parentWindow->geometry().topLeft() - parentWindow->frameGeometry().topLeft(); |
|
724 return fromGlobal; |
|
725 } |
|
726 } |
|
727 POINT p; |
|
728 p.x = pos.x(); |
|
729 p.y = pos.y(); |
|
730 ScreenToClient(internalWinId(), &p); |
|
731 return d->mapFromWS(QPoint(p.x, p.y)); |
|
732 } |
|
733 |
|
734 void QWidgetPrivate::updateSystemBackground() {} |
|
735 |
|
736 #ifndef QT_NO_CURSOR |
|
737 void QWidgetPrivate::setCursor_sys(const QCursor &cursor) |
|
738 { |
|
739 Q_UNUSED(cursor); |
|
740 Q_Q(QWidget); |
|
741 qt_win_set_cursor(q, false); |
|
742 } |
|
743 |
|
744 void QWidgetPrivate::unsetCursor_sys() |
|
745 { |
|
746 Q_Q(QWidget); |
|
747 qt_win_set_cursor(q, false); |
|
748 } |
|
749 #endif |
|
750 |
|
751 void QWidgetPrivate::setWindowTitle_sys(const QString &caption) |
|
752 { |
|
753 Q_Q(QWidget); |
|
754 if (!q->isWindow()) |
|
755 return; |
|
756 |
|
757 Q_ASSERT(q->testAttribute(Qt::WA_WState_Created)); |
|
758 SetWindowText(q->internalWinId(), (wchar_t*)caption.utf16()); |
|
759 } |
|
760 |
|
761 HICON qt_createIcon(QIcon icon, int xSize, int ySize, QPixmap **cache) |
|
762 { |
|
763 HICON result = 0; |
|
764 if (!icon.isNull()) { // valid icon |
|
765 QSize size = icon.actualSize(QSize(xSize, ySize)); |
|
766 QPixmap pm = icon.pixmap(size); |
|
767 if (pm.isNull()) |
|
768 return 0; |
|
769 |
|
770 result = pm.toWinHICON(); |
|
771 |
|
772 if (cache) { |
|
773 delete *cache; |
|
774 *cache = new QPixmap(pm);; |
|
775 } |
|
776 } |
|
777 return result; |
|
778 } |
|
779 |
|
780 void QWidgetPrivate::setWindowIcon_sys(bool forceReset) |
|
781 { |
|
782 Q_Q(QWidget); |
|
783 if (!q->testAttribute(Qt::WA_WState_Created) || !q->isWindow()) |
|
784 return; |
|
785 QTLWExtra* x = topData(); |
|
786 if (x->iconPixmap && !forceReset) |
|
787 // already been set |
|
788 return; |
|
789 |
|
790 if (x->winIconBig) { |
|
791 DestroyIcon(x->winIconBig); |
|
792 x->winIconBig = 0; |
|
793 } |
|
794 if (x->winIconSmall) { |
|
795 DestroyIcon(x->winIconSmall); |
|
796 x->winIconSmall = 0; |
|
797 } |
|
798 |
|
799 x->winIconSmall = qt_createIcon(q->windowIcon(), |
|
800 GetSystemMetrics(SM_CXSMICON), GetSystemMetrics(SM_CYSMICON), |
|
801 &(x->iconPixmap)); |
|
802 x->winIconBig = qt_createIcon(q->windowIcon(), |
|
803 GetSystemMetrics(SM_CXICON), GetSystemMetrics(SM_CYICON), |
|
804 &(x->iconPixmap)); |
|
805 if (x->winIconBig) { |
|
806 SendMessage(q->internalWinId(), WM_SETICON, 0 /* ICON_SMALL */, (LPARAM)x->winIconSmall); |
|
807 SendMessage(q->internalWinId(), WM_SETICON, 1 /* ICON_BIG */, (LPARAM)x->winIconBig); |
|
808 } else { |
|
809 SendMessage(q->internalWinId(), WM_SETICON, 0 /* ICON_SMALL */, (LPARAM)x->winIconSmall); |
|
810 SendMessage(q->internalWinId(), WM_SETICON, 1 /* ICON_BIG */, (LPARAM)x->winIconSmall); |
|
811 } |
|
812 } |
|
813 |
|
814 |
|
815 void QWidgetPrivate::setWindowIconText_sys(const QString &iconText) |
|
816 { |
|
817 Q_UNUSED(iconText); |
|
818 } |
|
819 |
|
820 |
|
821 QCursor *qt_grab_cursor() |
|
822 { |
|
823 return mouseGrbCur; |
|
824 } |
|
825 |
|
826 // The procedure does nothing, but is required for mousegrabbing to work |
|
827 #ifndef Q_WS_WINCE |
|
828 LRESULT CALLBACK qJournalRecordProc(int nCode, WPARAM wParam, LPARAM lParam) |
|
829 { |
|
830 return CallNextHookEx(journalRec, nCode, wParam, lParam); |
|
831 } |
|
832 #endif //Q_WS_WINCE |
|
833 |
|
834 /* Works only as long as pointer is inside the application's window, |
|
835 which is good enough for QDockWidget. |
|
836 |
|
837 Doesn't call SetWindowsHookEx() - this function causes a system-wide |
|
838 freeze if any other app on the system installs a hook and fails to |
|
839 process events. */ |
|
840 void QWidgetPrivate::grabMouseWhileInWindow() |
|
841 { |
|
842 Q_Q(QWidget); |
|
843 if (!qt_nograb()) { |
|
844 if (mouseGrb) |
|
845 mouseGrb->releaseMouse(); |
|
846 Q_ASSERT(q->testAttribute(Qt::WA_WState_Created)); |
|
847 SetCapture(q->effectiveWinId()); |
|
848 mouseGrb = q; |
|
849 #ifndef QT_NO_CURSOR |
|
850 mouseGrbCur = new QCursor(mouseGrb->cursor()); |
|
851 #endif |
|
852 } |
|
853 } |
|
854 |
|
855 #ifndef Q_WS_WINCE |
|
856 void QWidget::grabMouse() |
|
857 { |
|
858 if (!qt_nograb()) { |
|
859 if (mouseGrb) |
|
860 mouseGrb->releaseMouse(); |
|
861 journalRec = SetWindowsHookEx(WH_JOURNALRECORD, (HOOKPROC)qJournalRecordProc, GetModuleHandle(0), 0); |
|
862 Q_ASSERT(testAttribute(Qt::WA_WState_Created)); |
|
863 SetCapture(effectiveWinId()); |
|
864 mouseGrb = this; |
|
865 #ifndef QT_NO_CURSOR |
|
866 mouseGrbCur = new QCursor(mouseGrb->cursor()); |
|
867 #endif |
|
868 } |
|
869 } |
|
870 |
|
871 #ifndef QT_NO_CURSOR |
|
872 void QWidget::grabMouse(const QCursor &cursor) |
|
873 { |
|
874 if (!qt_nograb()) { |
|
875 if (mouseGrb) |
|
876 mouseGrb->releaseMouse(); |
|
877 journalRec = SetWindowsHookEx(WH_JOURNALRECORD, (HOOKPROC)qJournalRecordProc, GetModuleHandle(0), 0); |
|
878 Q_ASSERT(testAttribute(Qt::WA_WState_Created)); |
|
879 SetCapture(effectiveWinId()); |
|
880 mouseGrbCur = new QCursor(cursor); |
|
881 SetCursor(mouseGrbCur->handle()); |
|
882 mouseGrb = this; |
|
883 } |
|
884 } |
|
885 #endif |
|
886 |
|
887 void QWidget::releaseMouse() |
|
888 { |
|
889 if (!qt_nograb() && mouseGrb == this) { |
|
890 ReleaseCapture(); |
|
891 if (journalRec) { |
|
892 UnhookWindowsHookEx(journalRec); |
|
893 journalRec = 0; |
|
894 } |
|
895 if (mouseGrbCur) { |
|
896 delete mouseGrbCur; |
|
897 mouseGrbCur = 0; |
|
898 } |
|
899 mouseGrb = 0; |
|
900 } |
|
901 } |
|
902 #endif |
|
903 |
|
904 void QWidget::grabKeyboard() |
|
905 { |
|
906 if (!qt_nograb()) { |
|
907 if (keyboardGrb) |
|
908 keyboardGrb->releaseKeyboard(); |
|
909 keyboardGrb = this; |
|
910 } |
|
911 } |
|
912 |
|
913 void QWidget::releaseKeyboard() |
|
914 { |
|
915 if (!qt_nograb() && keyboardGrb == this) |
|
916 keyboardGrb = 0; |
|
917 } |
|
918 |
|
919 |
|
920 QWidget *QWidget::mouseGrabber() |
|
921 { |
|
922 return mouseGrb; |
|
923 } |
|
924 |
|
925 QWidget *QWidget::keyboardGrabber() |
|
926 { |
|
927 return keyboardGrb; |
|
928 } |
|
929 |
|
930 void QWidget::activateWindow() |
|
931 { |
|
932 window()->createWinId(); |
|
933 SetForegroundWindow(window()->internalWinId()); |
|
934 } |
|
935 |
|
936 #ifndef Q_WS_WINCE |
|
937 void QWidget::setWindowState(Qt::WindowStates newstate) |
|
938 { |
|
939 Q_D(QWidget); |
|
940 Qt::WindowStates oldstate = windowState(); |
|
941 if (oldstate == newstate) |
|
942 return; |
|
943 |
|
944 int max = SW_MAXIMIZE; |
|
945 int min = SW_MINIMIZE; |
|
946 |
|
947 int normal = SW_SHOWNOACTIVATE; |
|
948 if (newstate & Qt::WindowActive) { |
|
949 max = SW_SHOWMAXIMIZED; |
|
950 min = SW_SHOWMINIMIZED; |
|
951 normal = SW_SHOWNORMAL; |
|
952 } |
|
953 |
|
954 if (isWindow()) { |
|
955 createWinId(); |
|
956 Q_ASSERT(testAttribute(Qt::WA_WState_Created)); |
|
957 |
|
958 // Ensure the initial size is valid, since we store it as normalGeometry below. |
|
959 if (!testAttribute(Qt::WA_Resized) && !isVisible()) |
|
960 adjustSize(); |
|
961 |
|
962 if ((oldstate & Qt::WindowMaximized) != (newstate & Qt::WindowMaximized)) { |
|
963 if (newstate & Qt::WindowMaximized && !(oldstate & Qt::WindowFullScreen)) |
|
964 d->topData()->normalGeometry = geometry(); |
|
965 if (isVisible() && !(newstate & Qt::WindowMinimized)) { |
|
966 ShowWindow(internalWinId(), (newstate & Qt::WindowMaximized) ? max : normal); |
|
967 if (!(newstate & Qt::WindowFullScreen)) { |
|
968 QRect r = d->topData()->normalGeometry; |
|
969 if (!(newstate & Qt::WindowMaximized) && r.width() >= 0) { |
|
970 if (pos() != r.topLeft() || size() !=r.size()) { |
|
971 d->topData()->normalGeometry = QRect(0,0,-1,-1); |
|
972 setGeometry(r); |
|
973 } |
|
974 } |
|
975 } else { |
|
976 d->updateFrameStrut(); |
|
977 } |
|
978 } |
|
979 } |
|
980 |
|
981 if ((oldstate & Qt::WindowFullScreen) != (newstate & Qt::WindowFullScreen)) { |
|
982 if (newstate & Qt::WindowFullScreen) { |
|
983 if (d->topData()->normalGeometry.width() < 0 && !(oldstate & Qt::WindowMaximized)) |
|
984 d->topData()->normalGeometry = geometry(); |
|
985 d->topData()->savedFlags = Qt::WindowFlags(GetWindowLong(internalWinId(), GWL_STYLE)); |
|
986 #ifndef Q_FLATTEN_EXPOSE |
|
987 UINT style = WS_CLIPCHILDREN | WS_CLIPSIBLINGS | WS_POPUP; |
|
988 #else |
|
989 UINT style = WS_POPUP; |
|
990 #endif |
|
991 if (ulong(d->topData()->savedFlags) & WS_SYSMENU) |
|
992 style |= WS_SYSMENU; |
|
993 if (isVisible()) |
|
994 style |= WS_VISIBLE; |
|
995 SetWindowLong(internalWinId(), GWL_STYLE, style); |
|
996 QRect r = QApplication::desktop()->screenGeometry(this); |
|
997 UINT swpf = SWP_FRAMECHANGED; |
|
998 if (newstate & Qt::WindowActive) |
|
999 swpf |= SWP_NOACTIVATE; |
|
1000 |
|
1001 SetWindowPos(internalWinId(), HWND_TOP, r.left(), r.top(), r.width(), r.height(), swpf); |
|
1002 d->updateFrameStrut(); |
|
1003 } else { |
|
1004 UINT style = d->topData()->savedFlags; |
|
1005 if (isVisible()) |
|
1006 style |= WS_VISIBLE; |
|
1007 SetWindowLong(internalWinId(), GWL_STYLE, style); |
|
1008 |
|
1009 UINT swpf = SWP_FRAMECHANGED | SWP_NOZORDER | SWP_NOSIZE | SWP_NOMOVE; |
|
1010 if (newstate & Qt::WindowActive) |
|
1011 swpf |= SWP_NOACTIVATE; |
|
1012 SetWindowPos(internalWinId(), 0, 0, 0, 0, 0, swpf); |
|
1013 d->updateFrameStrut(); |
|
1014 |
|
1015 // preserve maximized state |
|
1016 if (isVisible()) |
|
1017 ShowWindow(internalWinId(), (newstate & Qt::WindowMaximized) ? max : normal); |
|
1018 |
|
1019 if (!(newstate & Qt::WindowMaximized)) { |
|
1020 QRect r = d->topData()->normalGeometry; |
|
1021 d->topData()->normalGeometry = QRect(0,0,-1,-1); |
|
1022 if (r.isValid()) |
|
1023 setGeometry(r); |
|
1024 } |
|
1025 } |
|
1026 } |
|
1027 |
|
1028 if ((oldstate & Qt::WindowMinimized) != (newstate & Qt::WindowMinimized)) { |
|
1029 if (isVisible()) |
|
1030 ShowWindow(internalWinId(), (newstate & Qt::WindowMinimized) ? min : |
|
1031 (newstate & Qt::WindowMaximized) ? max : normal); |
|
1032 } |
|
1033 } |
|
1034 data->window_state = newstate; |
|
1035 QWindowStateChangeEvent e(oldstate); |
|
1036 QApplication::sendEvent(this, &e); |
|
1037 } |
|
1038 #endif //Q_WS_WINCE |
|
1039 |
|
1040 |
|
1041 /* |
|
1042 \internal |
|
1043 Platform-specific part of QWidget::hide(). |
|
1044 */ |
|
1045 |
|
1046 void QWidgetPrivate::hide_sys() |
|
1047 { |
|
1048 Q_Q(QWidget); |
|
1049 deactivateWidgetCleanup(); |
|
1050 Q_ASSERT(q->testAttribute(Qt::WA_WState_Created)); |
|
1051 #ifdef Q_WS_WINCE |
|
1052 if (!qt_wince_is_mobile() && q->isFullScreen()) { |
|
1053 HWND handle = FindWindow(L"HHTaskBar", L""); |
|
1054 if (handle) { |
|
1055 ShowWindow(handle, 1); |
|
1056 EnableWindow(handle, true); |
|
1057 } |
|
1058 } |
|
1059 #endif |
|
1060 if (q->windowFlags() != Qt::Desktop) { |
|
1061 if ((q->windowFlags() & Qt::Popup) && q->internalWinId()) |
|
1062 ShowWindow(q->internalWinId(), SW_HIDE); |
|
1063 else if (q->internalWinId()) |
|
1064 SetWindowPos(q->internalWinId(),0, 0,0,0,0, SWP_HIDEWINDOW|SWP_NOSIZE|SWP_NOMOVE|SWP_NOZORDER); |
|
1065 } |
|
1066 if (q->isWindow()) { |
|
1067 if (QWidgetBackingStore *bs = maybeBackingStore()) |
|
1068 bs->releaseBuffer(); |
|
1069 } else { |
|
1070 invalidateBuffer(q->rect()); |
|
1071 } |
|
1072 q->setAttribute(Qt::WA_Mapped, false); |
|
1073 } |
|
1074 |
|
1075 |
|
1076 /* |
|
1077 \internal |
|
1078 Platform-specific part of QWidget::show(). |
|
1079 */ |
|
1080 #ifndef Q_WS_WINCE |
|
1081 void QWidgetPrivate::show_sys() |
|
1082 { |
|
1083 Q_Q(QWidget); |
|
1084 #if defined(QT_NON_COMMERCIAL) |
|
1085 QT_NC_SHOW_WINDOW |
|
1086 #endif |
|
1087 if (q->testAttribute(Qt::WA_OutsideWSRange)) |
|
1088 return; |
|
1089 q->setAttribute(Qt::WA_Mapped); |
|
1090 Q_ASSERT(q->testAttribute(Qt::WA_WState_Created)); |
|
1091 |
|
1092 if (q->testAttribute(Qt::WA_DontShowOnScreen)) { |
|
1093 invalidateBuffer(q->rect()); |
|
1094 return; |
|
1095 } |
|
1096 |
|
1097 int sm = SW_SHOWNORMAL; |
|
1098 bool fakedMaximize = false; |
|
1099 if (q->isWindow()) { |
|
1100 if (q->isMinimized()) { |
|
1101 sm = SW_SHOWMINIMIZED; |
|
1102 if (!IsWindowVisible(q->internalWinId())) |
|
1103 sm = SW_SHOWMINNOACTIVE; |
|
1104 } else if (q->isMaximized()) { |
|
1105 sm = SW_SHOWMAXIMIZED; |
|
1106 // Windows will not behave correctly when we try to maximize a window which does not |
|
1107 // have minimize nor maximize buttons in the window frame. Windows would then ignore |
|
1108 // non-available geometry, and rather maximize the widget to the full screen, minus the |
|
1109 // window frame (caption). So, we do a trick here, by adding a maximize button before |
|
1110 // maximizing the widget, and then remove the maximize button afterwards. |
|
1111 Qt::WindowFlags &flags = data.window_flags; |
|
1112 if (flags & Qt::WindowTitleHint && |
|
1113 !(flags & (Qt::WindowMinMaxButtonsHint | Qt::FramelessWindowHint))) { |
|
1114 fakedMaximize = TRUE; |
|
1115 int style = GetWindowLong(q->internalWinId(), GWL_STYLE); |
|
1116 SetWindowLong(q->internalWinId(), GWL_STYLE, style | WS_MAXIMIZEBOX); |
|
1117 } |
|
1118 } |
|
1119 } |
|
1120 if (q->testAttribute(Qt::WA_ShowWithoutActivating) |
|
1121 || (q->windowType() == Qt::Popup) |
|
1122 || (q->windowType() == Qt::ToolTip) |
|
1123 || (q->windowType() == Qt::Tool)) { |
|
1124 sm = SW_SHOWNOACTIVATE; |
|
1125 } |
|
1126 |
|
1127 |
|
1128 if (q->internalWinId()) |
|
1129 ShowWindow(q->internalWinId(), sm); |
|
1130 |
|
1131 if (fakedMaximize) { |
|
1132 int style = GetWindowLong(q->internalWinId(), GWL_STYLE); |
|
1133 SetWindowLong(q->internalWinId(), GWL_STYLE, style & ~WS_MAXIMIZEBOX); |
|
1134 SetWindowPos(q->internalWinId(), 0, 0, 0, 0, 0, |
|
1135 SWP_NOACTIVATE | SWP_NOMOVE | SWP_NOSIZE | SWP_NOZORDER | SWP_NOOWNERZORDER |
|
1136 | SWP_FRAMECHANGED); |
|
1137 } |
|
1138 |
|
1139 if (q->internalWinId()) { |
|
1140 if (IsIconic(q->internalWinId())) |
|
1141 data.window_state |= Qt::WindowMinimized; |
|
1142 if (IsZoomed(q->internalWinId())) |
|
1143 data.window_state |= Qt::WindowMaximized; |
|
1144 } |
|
1145 |
|
1146 winSetupGestures(); |
|
1147 |
|
1148 invalidateBuffer(q->rect()); |
|
1149 } |
|
1150 #endif //Q_WS_WINCE |
|
1151 |
|
1152 void QWidgetPrivate::setFocus_sys() |
|
1153 { |
|
1154 Q_Q(QWidget); |
|
1155 if (q->testAttribute(Qt::WA_WState_Created) && q->window()->windowType() != Qt::Popup) |
|
1156 SetFocus(q->effectiveWinId()); |
|
1157 } |
|
1158 |
|
1159 void QWidgetPrivate::raise_sys() |
|
1160 { |
|
1161 Q_Q(QWidget); |
|
1162 Q_ASSERT(q->testAttribute(Qt::WA_WState_Created)); |
|
1163 if (q->internalWinId()) |
|
1164 SetWindowPos(q->internalWinId(), HWND_TOP, 0, 0, 0, 0, SWP_NOACTIVATE | SWP_NOMOVE | SWP_NOSIZE); |
|
1165 } |
|
1166 |
|
1167 void QWidgetPrivate::lower_sys() |
|
1168 { |
|
1169 Q_Q(QWidget); |
|
1170 Q_ASSERT(q->testAttribute(Qt::WA_WState_Created)); |
|
1171 if (q->internalWinId()) |
|
1172 SetWindowPos(q->internalWinId(), HWND_BOTTOM, 0, 0, 0, 0, SWP_NOACTIVATE | SWP_NOMOVE | SWP_NOSIZE); |
|
1173 invalidateBuffer(q->rect()); |
|
1174 } |
|
1175 |
|
1176 void QWidgetPrivate::stackUnder_sys(QWidget* w) |
|
1177 { |
|
1178 Q_Q(QWidget); |
|
1179 Q_ASSERT(q->testAttribute(Qt::WA_WState_Created)); |
|
1180 if (q->internalWinId() && w->internalWinId()) |
|
1181 SetWindowPos(q->internalWinId(), w->internalWinId() , 0, 0, 0, 0, SWP_NOMOVE | SWP_NOSIZE); |
|
1182 invalidateBuffer(q->rect()); |
|
1183 } |
|
1184 |
|
1185 |
|
1186 /* |
|
1187 Helper function for non-toplevel widgets. Helps to map Qt's 32bit |
|
1188 coordinate system to Windpws's 16bit coordinate system. |
|
1189 |
|
1190 This code is duplicated from the X11 code, so any changes there |
|
1191 should also (most likely) be reflected here. |
|
1192 |
|
1193 (In all comments below: s/X/Windows/g) |
|
1194 */ |
|
1195 |
|
1196 void QWidgetPrivate::setWSGeometry(bool dontShow, const QRect &) |
|
1197 { |
|
1198 Q_Q(QWidget); |
|
1199 Q_ASSERT(q->testAttribute(Qt::WA_WState_Created)); |
|
1200 |
|
1201 /* |
|
1202 There are up to four different coordinate systems here: |
|
1203 Qt coordinate system for this widget. |
|
1204 X coordinate system for this widget (relative to wrect). |
|
1205 Qt coordinate system for parent |
|
1206 X coordinate system for parent (relative to parent's wrect). |
|
1207 */ |
|
1208 QRect validRange(-XCOORD_MAX,-XCOORD_MAX, 2*XCOORD_MAX, 2*XCOORD_MAX); |
|
1209 QRect wrectRange(-WRECT_MAX,-WRECT_MAX, 2*WRECT_MAX, 2*WRECT_MAX); |
|
1210 QRect wrect; |
|
1211 //xrect is the X geometry of my X widget. (starts out in parent's Qt coord sys, and ends up in parent's X coord sys) |
|
1212 QRect xrect = data.crect; |
|
1213 |
|
1214 const QWidget *const parent = q->parentWidget(); |
|
1215 QRect parentWRect = parent->data->wrect; |
|
1216 |
|
1217 if (parentWRect.isValid()) { |
|
1218 // parent is clipped, and we have to clip to the same limit as parent |
|
1219 if (!parentWRect.contains(xrect)) { |
|
1220 xrect &= parentWRect; |
|
1221 wrect = xrect; |
|
1222 //translate from parent's to my Qt coord sys |
|
1223 wrect.translate(-data.crect.topLeft()); |
|
1224 } |
|
1225 //translate from parent's Qt coords to parent's X coords |
|
1226 xrect.translate(-parentWRect.topLeft()); |
|
1227 |
|
1228 } else { |
|
1229 // parent is not clipped, we may or may not have to clip |
|
1230 |
|
1231 if (data.wrect.isValid() && QRect(QPoint(),data.crect.size()).contains(data.wrect)) { |
|
1232 // This is where the main optimization is: we are already |
|
1233 // clipped, and if our clip is still valid, we can just |
|
1234 // move our window, and do not need to move or clip |
|
1235 // children |
|
1236 |
|
1237 QRect vrect = xrect & parent->rect(); |
|
1238 vrect.translate(-data.crect.topLeft()); //the part of me that's visible through parent, in my Qt coords |
|
1239 if (data.wrect.contains(vrect)) { |
|
1240 xrect = data.wrect; |
|
1241 xrect.translate(data.crect.topLeft()); |
|
1242 if (q->internalWinId()) |
|
1243 MoveWindow(q->internalWinId(), xrect.x(), xrect.y(), xrect.width(), xrect.height(), true); |
|
1244 return; |
|
1245 } |
|
1246 } |
|
1247 |
|
1248 if (!validRange.contains(xrect)) { |
|
1249 // we are too big, and must clip |
|
1250 xrect &=wrectRange; |
|
1251 wrect = xrect; |
|
1252 wrect.translate(-data.crect.topLeft()); |
|
1253 //parent's X coord system is equal to parent's Qt coord |
|
1254 //sys, so we don't need to map xrect. |
|
1255 } |
|
1256 |
|
1257 } |
|
1258 |
|
1259 |
|
1260 // unmap if we are outside the valid window system coord system |
|
1261 bool outsideRange = !xrect.isValid(); |
|
1262 bool mapWindow = false; |
|
1263 if (q->testAttribute(Qt::WA_OutsideWSRange) != outsideRange) { |
|
1264 q->setAttribute(Qt::WA_OutsideWSRange, outsideRange); |
|
1265 if (outsideRange) { |
|
1266 if (q->internalWinId()) |
|
1267 ShowWindow(q->internalWinId(), SW_HIDE); |
|
1268 q->setAttribute(Qt::WA_Mapped, false); |
|
1269 } else if (!q->isHidden()) { |
|
1270 mapWindow = true; |
|
1271 } |
|
1272 } |
|
1273 |
|
1274 if (outsideRange) |
|
1275 return; |
|
1276 |
|
1277 bool jump = (data.wrect != wrect); |
|
1278 data.wrect = wrect; |
|
1279 |
|
1280 // and now recursively for all children... |
|
1281 for (int i = 0; i < children.size(); ++i) { |
|
1282 QObject *object = children.at(i); |
|
1283 if (object->isWidgetType()) { |
|
1284 QWidget *w = static_cast<QWidget *>(object); |
|
1285 if (!w->isWindow() && w->testAttribute(Qt::WA_WState_Created)) |
|
1286 w->d_func()->setWSGeometry(); |
|
1287 } |
|
1288 } |
|
1289 |
|
1290 // move ourselves to the new position and map (if necessary) after |
|
1291 // the movement. Rationale: moving unmapped windows is much faster |
|
1292 // than moving mapped windows |
|
1293 if (q->internalWinId()) { |
|
1294 if (!parent->internalWinId()) |
|
1295 xrect.translate(parent->mapTo(q->nativeParentWidget(), QPoint(0, 0))); |
|
1296 MoveWindow(q->internalWinId(), xrect.x(), xrect.y(), xrect.width(), xrect.height(), !jump); |
|
1297 } |
|
1298 if (mapWindow && !dontShow) { |
|
1299 q->setAttribute(Qt::WA_Mapped); |
|
1300 if (q->internalWinId()) |
|
1301 ShowWindow(q->internalWinId(), SW_SHOWNOACTIVATE); |
|
1302 } |
|
1303 |
|
1304 if (jump && q->internalWinId()) |
|
1305 InvalidateRect(q->internalWinId(), 0, false); |
|
1306 |
|
1307 } |
|
1308 |
|
1309 // |
|
1310 // The internal qWinRequestConfig, defined in qapplication_win.cpp, stores move, |
|
1311 // resize and setGeometry requests for a widget that is already |
|
1312 // processing a config event. The purpose is to avoid recursion. |
|
1313 // |
|
1314 void qWinRequestConfig(WId, int, int, int, int, int); |
|
1315 |
|
1316 void QWidgetPrivate::setGeometry_sys(int x, int y, int w, int h, bool isMove) |
|
1317 { |
|
1318 Q_Q(QWidget); |
|
1319 Q_ASSERT(q->testAttribute(Qt::WA_WState_Created)); |
|
1320 if (extra) { // any size restrictions? |
|
1321 w = qMin(w,extra->maxw); |
|
1322 h = qMin(h,extra->maxh); |
|
1323 w = qMax(w,extra->minw); |
|
1324 h = qMax(h,extra->minh); |
|
1325 } |
|
1326 if (q->isWindow()) |
|
1327 topData()->normalGeometry = QRect(0, 0, -1, -1); |
|
1328 |
|
1329 QSize oldSize(q->size()); |
|
1330 QPoint oldPos(q->pos()); |
|
1331 |
|
1332 if (!q->isWindow()) |
|
1333 isMove = (data.crect.topLeft() != QPoint(x, y)); |
|
1334 bool isResize = w != oldSize.width() || h != oldSize.height(); |
|
1335 |
|
1336 if (!isMove && !isResize) |
|
1337 return; |
|
1338 |
|
1339 if (isResize && !q->testAttribute(Qt::WA_StaticContents) && q->internalWinId()) |
|
1340 ValidateRgn(q->internalWinId(), 0); |
|
1341 |
|
1342 #ifdef Q_WS_WINCE |
|
1343 // On Windows CE we can't just fiddle around with the window state. |
|
1344 // Too much magic in setWindowState. |
|
1345 if (isResize && q->isMaximized()) |
|
1346 q->setWindowState(q->windowState() & ~Qt::WindowMaximized); |
|
1347 #else |
|
1348 if (isResize) |
|
1349 data.window_state &= ~Qt::WindowMaximized; |
|
1350 #endif |
|
1351 |
|
1352 if (data.window_state & Qt::WindowFullScreen) { |
|
1353 QTLWExtra *top = topData(); |
|
1354 |
|
1355 if (q->isWindow()) { |
|
1356 // We need to update these flags when we remove the full screen state |
|
1357 // or the frame will not be updated |
|
1358 UINT style = top->savedFlags; |
|
1359 if (q->isVisible()) |
|
1360 style |= WS_VISIBLE; |
|
1361 SetWindowLong(q->internalWinId(), GWL_STYLE, style); |
|
1362 |
|
1363 UINT swpf = SWP_FRAMECHANGED | SWP_NOZORDER | SWP_NOSIZE | SWP_NOMOVE; |
|
1364 if (data.window_state & Qt::WindowActive) |
|
1365 swpf |= SWP_NOACTIVATE; |
|
1366 SetWindowPos(q->internalWinId(), 0, 0, 0, 0, 0, swpf); |
|
1367 updateFrameStrut(); |
|
1368 } |
|
1369 data.window_state &= ~Qt::WindowFullScreen; |
|
1370 topData()->savedFlags = 0; |
|
1371 } |
|
1372 |
|
1373 QTLWExtra *tlwExtra = q->window()->d_func()->maybeTopData(); |
|
1374 const bool inTopLevelResize = tlwExtra ? tlwExtra->inTopLevelResize : false; |
|
1375 const bool isTranslucentWindow = !isOpaque && ptrUpdateLayeredWindowIndirect && (data.window_flags & Qt::FramelessWindowHint) |
|
1376 && GetWindowLong(q->internalWinId(), GWL_EXSTYLE) & Q_WS_EX_LAYERED; |
|
1377 |
|
1378 if (q->testAttribute(Qt::WA_WState_ConfigPending)) { // processing config event |
|
1379 if (q->internalWinId()) |
|
1380 qWinRequestConfig(q->internalWinId(), isMove ? 2 : 1, x, y, w, h); |
|
1381 } else { |
|
1382 if (!q->testAttribute(Qt::WA_DontShowOnScreen)) |
|
1383 q->setAttribute(Qt::WA_WState_ConfigPending); |
|
1384 if (q->windowType() == Qt::Desktop) { |
|
1385 data.crect.setRect(x, y, w, h); |
|
1386 } else if (q->isWindow()) { |
|
1387 QRect fs(frameStrut()); |
|
1388 if (extra) { |
|
1389 fs.setLeft(x - fs.left()); |
|
1390 fs.setTop(y - fs.top()); |
|
1391 fs.setRight((x + w - 1) + fs.right()); |
|
1392 fs.setBottom((y + h - 1) + fs.bottom()); |
|
1393 } |
|
1394 if (w == 0 || h == 0) { |
|
1395 q->setAttribute(Qt::WA_OutsideWSRange, true); |
|
1396 if (q->isVisible() && q->testAttribute(Qt::WA_Mapped)) |
|
1397 hide_sys(); |
|
1398 data.crect = QRect(x, y, w, h); |
|
1399 } else if (q->isVisible() && q->testAttribute(Qt::WA_OutsideWSRange)) { |
|
1400 q->setAttribute(Qt::WA_OutsideWSRange, false); |
|
1401 |
|
1402 // put the window in its place and show it |
|
1403 MoveWindow(q->internalWinId(), fs.x(), fs.y(), fs.width(), fs.height(), true); |
|
1404 RECT rect; |
|
1405 if (!q->testAttribute(Qt::WA_DontShowOnScreen)) { |
|
1406 GetClientRect(q->internalWinId(), &rect); |
|
1407 data.crect.setRect(x, y, rect.right - rect.left, rect.bottom - rect.top); |
|
1408 } else { |
|
1409 data.crect.setRect(x, y, w, h); |
|
1410 } |
|
1411 |
|
1412 show_sys(); |
|
1413 } else if (!q->testAttribute(Qt::WA_DontShowOnScreen)) { |
|
1414 q->setAttribute(Qt::WA_OutsideWSRange, false); |
|
1415 #ifndef Q_WS_WINCE |
|
1416 // If the window is hidden and in maximized state or minimized, instead of moving the |
|
1417 // window, set the normal position of the window. |
|
1418 WINDOWPLACEMENT wndpl; |
|
1419 GetWindowPlacement(q->internalWinId(), &wndpl); |
|
1420 if ((wndpl.showCmd == SW_MAXIMIZE && !IsWindowVisible(q->internalWinId())) || wndpl.showCmd == SW_SHOWMINIMIZED) { |
|
1421 RECT normal = {fs.x(), fs.y(), fs.x()+fs.width(), fs.y()+fs.height()}; |
|
1422 wndpl.rcNormalPosition = normal; |
|
1423 wndpl.showCmd = wndpl.showCmd == SW_SHOWMINIMIZED ? SW_SHOWMINIMIZED : SW_HIDE; |
|
1424 SetWindowPlacement(q->internalWinId(), &wndpl); |
|
1425 } else { |
|
1426 #else |
|
1427 if (data.window_state & Qt::WindowMaximized) { |
|
1428 qt_wince_maximize(q); |
|
1429 } else { |
|
1430 #endif |
|
1431 MoveWindow(q->internalWinId(), fs.x(), fs.y(), fs.width(), fs.height(), true); |
|
1432 } |
|
1433 if (!q->isVisible()) |
|
1434 InvalidateRect(q->internalWinId(), 0, FALSE); |
|
1435 RECT rect; |
|
1436 // If the layout has heightForWidth, the MoveWindow() above can |
|
1437 // change the size/position, so refresh them. |
|
1438 |
|
1439 if (isTranslucentWindow) { |
|
1440 data.crect.setRect(x, y, w, h); |
|
1441 } else { |
|
1442 GetClientRect(q->internalWinId(), &rect); |
|
1443 RECT rcNormalPosition ={0}; |
|
1444 // Use (0,0) as window position for embedded ActiveQt controls. |
|
1445 if (!tlwExtra || !tlwExtra->embedded) |
|
1446 GetWindowRect(q->internalWinId(), &rcNormalPosition); |
|
1447 QRect fStrut(frameStrut()); |
|
1448 data.crect.setRect(rcNormalPosition.left + fStrut.left(), |
|
1449 rcNormalPosition.top + fStrut.top(), |
|
1450 rect.right - rect.left, |
|
1451 rect.bottom - rect.top); |
|
1452 isResize = data.crect.size() != oldSize; |
|
1453 } |
|
1454 } else { |
|
1455 q->setAttribute(Qt::WA_OutsideWSRange, false); |
|
1456 data.crect.setRect(x, y, w, h); |
|
1457 } |
|
1458 } else { |
|
1459 QRect oldGeom(data.crect); |
|
1460 data.crect.setRect(x, y, w, h); |
|
1461 if (q->isVisible() && (!inTopLevelResize || q->internalWinId())) { |
|
1462 // Top-level resize optimization does not work for native child widgets; |
|
1463 // disable it for this particular widget. |
|
1464 if (inTopLevelResize) |
|
1465 tlwExtra->inTopLevelResize = false; |
|
1466 |
|
1467 if (!isResize) |
|
1468 moveRect(QRect(oldPos, oldSize), x - oldPos.x(), y - oldPos.y()); |
|
1469 else |
|
1470 invalidateBuffer_resizeHelper(oldPos, oldSize); |
|
1471 |
|
1472 if (inTopLevelResize) |
|
1473 tlwExtra->inTopLevelResize = true; |
|
1474 } |
|
1475 if (q->testAttribute(Qt::WA_WState_Created)) |
|
1476 setWSGeometry(); |
|
1477 } |
|
1478 q->setAttribute(Qt::WA_WState_ConfigPending, false); |
|
1479 } |
|
1480 |
|
1481 if (q->isWindow() && q->isVisible() && isResize && !inTopLevelResize) { |
|
1482 invalidateBuffer(q->rect()); //after the resize |
|
1483 } |
|
1484 |
|
1485 // Process events immediately rather than in translateConfigEvent to |
|
1486 // avoid windows message process delay. |
|
1487 if (q->isVisible()) { |
|
1488 if (isMove && q->pos() != oldPos) { |
|
1489 QMoveEvent e(q->pos(), oldPos); |
|
1490 QApplication::sendEvent(q, &e); |
|
1491 } |
|
1492 if (isResize) { |
|
1493 static bool slowResize = qgetenv("QT_SLOW_TOPLEVEL_RESIZE").toInt(); |
|
1494 // If we have a backing store with static contents, we have to disable the top-level |
|
1495 // resize optimization in order to get invalidated regions for resized widgets. |
|
1496 // The optimization discards all invalidateBuffer() calls since we're going to |
|
1497 // repaint everything anyways, but that's not the case with static contents. |
|
1498 const bool setTopLevelResize = !slowResize && q->isWindow() && extra && extra->topextra |
|
1499 && !extra->topextra->inTopLevelResize |
|
1500 && (!extra->topextra->backingStore |
|
1501 || !extra->topextra->backingStore->hasStaticContents()); |
|
1502 if (setTopLevelResize) |
|
1503 extra->topextra->inTopLevelResize = true; |
|
1504 QResizeEvent e(q->size(), oldSize); |
|
1505 QApplication::sendEvent(q, &e); |
|
1506 if (setTopLevelResize) |
|
1507 extra->topextra->inTopLevelResize = false; |
|
1508 } |
|
1509 } else { |
|
1510 if (isMove && q->pos() != oldPos) |
|
1511 q->setAttribute(Qt::WA_PendingMoveEvent, true); |
|
1512 if (isResize) |
|
1513 q->setAttribute(Qt::WA_PendingResizeEvent, true); |
|
1514 } |
|
1515 } |
|
1516 |
|
1517 bool QWidgetPrivate::shouldShowMaximizeButton() |
|
1518 { |
|
1519 if (data.window_flags & Qt::MSWindowsFixedSizeDialogHint) |
|
1520 return false; |
|
1521 // if the user explicitely asked for the maximize button, we try to add |
|
1522 // it even if the window has fixed size. |
|
1523 if (data.window_flags & Qt::CustomizeWindowHint && |
|
1524 data.window_flags & Qt::WindowMaximizeButtonHint) |
|
1525 return true; |
|
1526 if (extra) { |
|
1527 if ((extra->maxw && extra->maxw != QWIDGETSIZE_MAX && extra->maxw != QLAYOUTSIZE_MAX) |
|
1528 || (extra->maxh && extra->maxh != QWIDGETSIZE_MAX && extra->maxh != QLAYOUTSIZE_MAX)) |
|
1529 return false; |
|
1530 } |
|
1531 return data.window_flags & Qt::WindowMaximizeButtonHint; |
|
1532 } |
|
1533 |
|
1534 void QWidgetPrivate::winUpdateIsOpaque() |
|
1535 { |
|
1536 #ifndef Q_WS_WINCE |
|
1537 Q_Q(QWidget); |
|
1538 |
|
1539 if (!q->isWindow() || !q->testAttribute(Qt::WA_TranslucentBackground)) |
|
1540 return; |
|
1541 |
|
1542 if ((data.window_flags & Qt::FramelessWindowHint) == 0) |
|
1543 return; |
|
1544 |
|
1545 if (!isOpaque && ptrUpdateLayeredWindowIndirect) { |
|
1546 SetWindowLong(q->internalWinId(), GWL_EXSTYLE, |
|
1547 GetWindowLong(q->internalWinId(), GWL_EXSTYLE) | Q_WS_EX_LAYERED); |
|
1548 } else { |
|
1549 SetWindowLong(q->internalWinId(), GWL_EXSTYLE, |
|
1550 GetWindowLong(q->internalWinId(), GWL_EXSTYLE) & ~Q_WS_EX_LAYERED); |
|
1551 } |
|
1552 #endif |
|
1553 } |
|
1554 |
|
1555 void QWidgetPrivate::setConstraints_sys() |
|
1556 { |
|
1557 #ifndef Q_WS_WINCE_WM |
|
1558 Q_Q(QWidget); |
|
1559 if (q->isWindow() && q->testAttribute(Qt::WA_WState_Created)) { |
|
1560 int style = GetWindowLong(q->internalWinId(), GWL_STYLE); |
|
1561 if (shouldShowMaximizeButton()) |
|
1562 style |= WS_MAXIMIZEBOX; |
|
1563 else |
|
1564 style &= ~WS_MAXIMIZEBOX; |
|
1565 SetWindowLong(q->internalWinId(), GWL_STYLE, style); |
|
1566 } |
|
1567 #endif |
|
1568 } |
|
1569 |
|
1570 void QWidgetPrivate::scroll_sys(int dx, int dy) |
|
1571 { |
|
1572 Q_Q(QWidget); |
|
1573 scrollChildren(dx, dy); |
|
1574 |
|
1575 if (!paintOnScreen()) { |
|
1576 scrollRect(q->rect(), dx, dy); |
|
1577 } else { |
|
1578 UINT flags = SW_INVALIDATE; |
|
1579 if (!q->testAttribute(Qt::WA_OpaquePaintEvent)) |
|
1580 flags |= SW_ERASE; |
|
1581 Q_ASSERT(q->testAttribute(Qt::WA_WState_Created)); |
|
1582 ScrollWindowEx(q->internalWinId(), dx, dy, 0, 0, 0, 0, flags); |
|
1583 UpdateWindow(q->internalWinId()); |
|
1584 } |
|
1585 } |
|
1586 |
|
1587 void QWidgetPrivate::scroll_sys(int dx, int dy, const QRect &r) |
|
1588 { |
|
1589 Q_Q(QWidget); |
|
1590 |
|
1591 if (!paintOnScreen()) { |
|
1592 scrollRect(r, dx, dy); |
|
1593 } else { |
|
1594 RECT wr; |
|
1595 wr.top = r.top(); |
|
1596 wr.left = r.left(); |
|
1597 wr.bottom = r.bottom()+1; |
|
1598 wr.right = r.right()+1; |
|
1599 |
|
1600 UINT flags = SW_INVALIDATE; |
|
1601 if (!q->testAttribute(Qt::WA_OpaquePaintEvent)) |
|
1602 flags |= SW_ERASE; |
|
1603 Q_ASSERT(q->testAttribute(Qt::WA_WState_Created)); |
|
1604 ScrollWindowEx(q->internalWinId(), dx, dy, &wr, &wr, 0, 0, flags); |
|
1605 UpdateWindow(q->internalWinId()); |
|
1606 } |
|
1607 } |
|
1608 |
|
1609 extern Q_GUI_EXPORT HDC qt_win_display_dc(); |
|
1610 |
|
1611 int QWidget::metric(PaintDeviceMetric m) const |
|
1612 { |
|
1613 Q_D(const QWidget); |
|
1614 int val; |
|
1615 if (m == PdmWidth) { |
|
1616 val = data->crect.width(); |
|
1617 } else if (m == PdmHeight) { |
|
1618 val = data->crect.height(); |
|
1619 } else { |
|
1620 HDC gdc = qt_win_display_dc(); |
|
1621 switch (m) { |
|
1622 case PdmDpiX: |
|
1623 case PdmPhysicalDpiX: |
|
1624 if (d->extra && d->extra->customDpiX) |
|
1625 val = d->extra->customDpiX; |
|
1626 else if (d->parent) |
|
1627 val = static_cast<QWidget *>(d->parent)->metric(m); |
|
1628 else |
|
1629 val = GetDeviceCaps(gdc, LOGPIXELSX); |
|
1630 break; |
|
1631 case PdmDpiY: |
|
1632 case PdmPhysicalDpiY: |
|
1633 if (d->extra && d->extra->customDpiY) |
|
1634 val = d->extra->customDpiY; |
|
1635 else if (d->parent) |
|
1636 val = static_cast<QWidget *>(d->parent)->metric(m); |
|
1637 else |
|
1638 val = GetDeviceCaps(gdc, LOGPIXELSY); |
|
1639 break; |
|
1640 case PdmWidthMM: |
|
1641 val = data->crect.width() |
|
1642 * GetDeviceCaps(gdc, HORZSIZE) |
|
1643 / GetDeviceCaps(gdc, HORZRES); |
|
1644 break; |
|
1645 case PdmHeightMM: |
|
1646 val = data->crect.height() |
|
1647 * GetDeviceCaps(gdc, VERTSIZE) |
|
1648 / GetDeviceCaps(gdc, VERTRES); |
|
1649 break; |
|
1650 case PdmNumColors: |
|
1651 if (GetDeviceCaps(gdc, RASTERCAPS) & RC_PALETTE) |
|
1652 val = GetDeviceCaps(gdc, SIZEPALETTE); |
|
1653 else { |
|
1654 HDC hd = d->hd ? HDC(d->hd) : gdc; |
|
1655 int bpp = GetDeviceCaps(hd, BITSPIXEL); |
|
1656 if (bpp == 32) |
|
1657 val = INT_MAX; // ### this is bogus, it should be 2^24 colors for 32 bit as well |
|
1658 else if(bpp<=8) |
|
1659 val = GetDeviceCaps(hd, NUMCOLORS); |
|
1660 else |
|
1661 val = 1 << (bpp * GetDeviceCaps(hd, PLANES)); |
|
1662 } |
|
1663 break; |
|
1664 case PdmDepth: |
|
1665 val = GetDeviceCaps(gdc, BITSPIXEL); |
|
1666 break; |
|
1667 default: |
|
1668 val = 0; |
|
1669 qWarning("QWidget::metric: Invalid metric command"); |
|
1670 } |
|
1671 } |
|
1672 return val; |
|
1673 } |
|
1674 |
|
1675 void QWidgetPrivate::createSysExtra() |
|
1676 { |
|
1677 #ifndef QT_NO_DRAGANDDROP |
|
1678 extra->dropTarget = 0; |
|
1679 #endif |
|
1680 } |
|
1681 |
|
1682 #ifndef Q_WS_WINCE |
|
1683 void QWidgetPrivate::deleteSysExtra() |
|
1684 { |
|
1685 } |
|
1686 #endif //Q_WS_WINCE |
|
1687 |
|
1688 void QWidgetPrivate::createTLSysExtra() |
|
1689 { |
|
1690 extra->topextra->savedFlags = 0; |
|
1691 extra->topextra->winIconBig = 0; |
|
1692 extra->topextra->winIconSmall = 0; |
|
1693 } |
|
1694 |
|
1695 void QWidgetPrivate::deleteTLSysExtra() |
|
1696 { |
|
1697 if (extra->topextra->winIconSmall) |
|
1698 DestroyIcon(extra->topextra->winIconSmall); |
|
1699 if (extra->topextra->winIconBig) |
|
1700 DestroyIcon(extra->topextra->winIconBig); |
|
1701 } |
|
1702 |
|
1703 void QWidgetPrivate::registerDropSite(bool on) |
|
1704 { |
|
1705 Q_Q(QWidget); |
|
1706 if (!q->testAttribute(Qt::WA_WState_Created)) |
|
1707 return; |
|
1708 // Enablement is defined by d->extra->dropTarget != 0. |
|
1709 if (on) { |
|
1710 // Turn on. |
|
1711 createExtra(); |
|
1712 #ifndef QT_NO_DRAGANDDROP |
|
1713 if (!q->internalWinId()) |
|
1714 q->nativeParentWidget()->d_func()->createExtra(); |
|
1715 QWExtra *extra = extraData(); |
|
1716 if (!extra->dropTarget) |
|
1717 extra->dropTarget = registerOleDnd(q); |
|
1718 #endif |
|
1719 } else { |
|
1720 // Turn off. |
|
1721 QWExtra *extra = extraData(); |
|
1722 #ifndef QT_NO_DRAGANDDROP |
|
1723 if (extra && extra->dropTarget) { |
|
1724 unregisterOleDnd(q, extra->dropTarget); |
|
1725 extra->dropTarget = 0; |
|
1726 } |
|
1727 #endif |
|
1728 } |
|
1729 } |
|
1730 |
|
1731 #ifndef QT_NO_DRAGANDDROP |
|
1732 QOleDropTarget* QWidgetPrivate::registerOleDnd(QWidget *widget) |
|
1733 { |
|
1734 QOleDropTarget *dropTarget = new QOleDropTarget(widget); |
|
1735 Q_ASSERT(widget->testAttribute(Qt::WA_WState_Created)); |
|
1736 if (!widget->internalWinId()) { |
|
1737 QWidget *nativeParent = widget->nativeParentWidget(); |
|
1738 Q_ASSERT(nativeParent); |
|
1739 QWExtra *nativeExtra = nativeParent->d_func()->extra; |
|
1740 Q_ASSERT(nativeExtra); |
|
1741 if (!nativeParent->acceptDrops()) |
|
1742 nativeParent->setAcceptDrops(true); |
|
1743 if (!nativeExtra->oleDropWidgets.contains(widget)) |
|
1744 nativeExtra->oleDropWidgets.append(widget); |
|
1745 if (!nativeExtra->dropTarget) { |
|
1746 nativeExtra->dropTarget = registerOleDnd(nativeParent); |
|
1747 Q_ASSERT(nativeExtra->dropTarget); |
|
1748 #ifndef Q_OS_WINCE |
|
1749 CoLockObjectExternal(nativeExtra->dropTarget, false, true); |
|
1750 #endif |
|
1751 RegisterDragDrop(nativeParent->internalWinId(), nativeExtra->dropTarget); |
|
1752 } |
|
1753 } else { |
|
1754 RegisterDragDrop(widget->internalWinId(), dropTarget); |
|
1755 #ifndef Q_OS_WINCE |
|
1756 CoLockObjectExternal(dropTarget, true, true); |
|
1757 #endif |
|
1758 } |
|
1759 return dropTarget; |
|
1760 } |
|
1761 |
|
1762 void QWidgetPrivate::unregisterOleDnd(QWidget *widget, QOleDropTarget *dropTarget) |
|
1763 { |
|
1764 dropTarget->releaseQt(); |
|
1765 dropTarget->Release(); |
|
1766 Q_ASSERT(widget->testAttribute(Qt::WA_WState_Created)); |
|
1767 if (!widget->internalWinId()) { |
|
1768 QWidget *nativeParent = widget->nativeParentWidget(); |
|
1769 Q_ASSERT(nativeParent); |
|
1770 QWExtra *nativeExtra = nativeParent->d_func()->extra; |
|
1771 Q_ASSERT(nativeExtra); |
|
1772 nativeExtra->oleDropWidgets.removeAll(widget); |
|
1773 nativeExtra->oleDropWidgets.removeAll(static_cast<QWidget *>(0)); |
|
1774 if (nativeExtra->oleDropWidgets.isEmpty() && nativeExtra->dropTarget |
|
1775 && !nativeParent->testAttribute(Qt::WA_DropSiteRegistered)) { |
|
1776 #ifndef Q_OS_WINCE |
|
1777 CoLockObjectExternal(nativeExtra->dropTarget, false, true); |
|
1778 #endif |
|
1779 RevokeDragDrop(nativeParent->internalWinId()); |
|
1780 nativeExtra->dropTarget = 0; |
|
1781 } |
|
1782 } else { |
|
1783 #ifndef Q_OS_WINCE |
|
1784 CoLockObjectExternal(dropTarget, false, true); |
|
1785 #endif |
|
1786 RevokeDragDrop(widget->internalWinId()); |
|
1787 } |
|
1788 } |
|
1789 |
|
1790 #endif //QT_NO_DRAGANDDROP |
|
1791 |
|
1792 // from qregion_win.cpp |
|
1793 extern HRGN qt_tryCreateRegion(QRegion::RegionType type, int left, int top, int right, int bottom); |
|
1794 void QWidgetPrivate::setMask_sys(const QRegion ®ion) |
|
1795 { |
|
1796 Q_Q(QWidget); |
|
1797 if (!q->internalWinId()) |
|
1798 return; |
|
1799 |
|
1800 if (region.isEmpty()) { |
|
1801 SetWindowRgn(q->internalWinId(), 0, true); |
|
1802 return; |
|
1803 } |
|
1804 |
|
1805 // Since SetWindowRegion takes ownership, and we need to translate, |
|
1806 // we take a copy. |
|
1807 HRGN wr = qt_tryCreateRegion(QRegion::Rectangle, 0,0,0,0); |
|
1808 CombineRgn(wr, region.handle(), 0, RGN_COPY); |
|
1809 |
|
1810 QPoint offset = (q->isWindow() |
|
1811 ? frameStrut().topLeft() |
|
1812 : QPoint(0, 0)); |
|
1813 OffsetRgn(wr, offset.x(), offset.y()); |
|
1814 |
|
1815 Q_ASSERT(q->testAttribute(Qt::WA_WState_Created)); |
|
1816 if (!SetWindowRgn(data.winid, wr, true)) |
|
1817 DeleteObject(wr); |
|
1818 } |
|
1819 |
|
1820 void QWidgetPrivate::updateFrameStrut() |
|
1821 { |
|
1822 Q_Q(QWidget); |
|
1823 |
|
1824 if (!q->testAttribute(Qt::WA_WState_Created)) |
|
1825 return; |
|
1826 |
|
1827 if (!q->internalWinId()) { |
|
1828 data.fstrut_dirty = false; |
|
1829 return; |
|
1830 } |
|
1831 |
|
1832 RECT rect = {0,0,0,0}; |
|
1833 |
|
1834 QTLWExtra *top = topData(); |
|
1835 uint exstyle = GetWindowLong(q->internalWinId(), GWL_EXSTYLE); |
|
1836 uint style = GetWindowLong(q->internalWinId(), GWL_STYLE); |
|
1837 #ifndef Q_WS_WINCE |
|
1838 if (AdjustWindowRectEx(&rect, style & ~(WS_OVERLAPPED), FALSE, exstyle)) { |
|
1839 #else |
|
1840 if (AdjustWindowRectEx(&rect, style, FALSE, exstyle)) { |
|
1841 #endif |
|
1842 top->frameStrut.setCoords(-rect.left, -rect.top, rect.right, rect.bottom); |
|
1843 data.fstrut_dirty = false; |
|
1844 } |
|
1845 } |
|
1846 |
|
1847 #ifndef Q_WS_WINCE |
|
1848 void QWidgetPrivate::setWindowOpacity_sys(qreal level) |
|
1849 { |
|
1850 Q_Q(QWidget); |
|
1851 |
|
1852 if (!isOpaque && ptrUpdateLayeredWindow && (data.window_flags & Qt::FramelessWindowHint)) { |
|
1853 if (GetWindowLong(q->internalWinId(), GWL_EXSTYLE) & Q_WS_EX_LAYERED) { |
|
1854 BLENDFUNCTION blend = {AC_SRC_OVER, 0, (int)(255.0 * level), AC_SRC_ALPHA}; |
|
1855 ptrUpdateLayeredWindow(q->internalWinId(), NULL, NULL, NULL, NULL, NULL, 0, &blend, Q_ULW_ALPHA); |
|
1856 } |
|
1857 return; |
|
1858 } |
|
1859 |
|
1860 static bool function_resolved = false; |
|
1861 if (!function_resolved) { |
|
1862 ptrSetLayeredWindowAttributes = |
|
1863 (PtrSetLayeredWindowAttributes) QLibrary::resolve(QLatin1String("user32"), |
|
1864 "SetLayeredWindowAttributes"); |
|
1865 function_resolved = true; |
|
1866 } |
|
1867 |
|
1868 if (!ptrSetLayeredWindowAttributes) |
|
1869 return; |
|
1870 |
|
1871 int wl = GetWindowLong(q->internalWinId(), GWL_EXSTYLE); |
|
1872 |
|
1873 if (level != 1.0) { |
|
1874 if ((wl&Q_WS_EX_LAYERED) == 0) |
|
1875 SetWindowLong(q->internalWinId(), GWL_EXSTYLE, wl | Q_WS_EX_LAYERED); |
|
1876 } else if (wl&Q_WS_EX_LAYERED) { |
|
1877 SetWindowLong(q->internalWinId(), GWL_EXSTYLE, wl & ~Q_WS_EX_LAYERED); |
|
1878 } |
|
1879 ptrSetLayeredWindowAttributes(q->internalWinId(), 0, (int)(level * 255), Q_LWA_ALPHA); |
|
1880 } |
|
1881 #endif //Q_WS_WINCE |
|
1882 |
|
1883 // class QGlobalRasterPaintEngine: public QRasterPaintEngine |
|
1884 // { |
|
1885 // public: |
|
1886 // inline QGlobalRasterPaintEngine() : QRasterPaintEngine() { setFlushOnEnd(false); } |
|
1887 // }; |
|
1888 // Q_GLOBAL_STATIC(QGlobalRasterPaintEngine, globalRasterPaintEngine) |
|
1889 |
|
1890 |
|
1891 #ifndef QT_NO_DIRECTDRAW |
|
1892 static uchar *qt_primary_surface_bits; |
|
1893 static int qt_primary_surface_stride; |
|
1894 static QImage::Format qt_primary_surface_format; |
|
1895 |
|
1896 void qt_win_initialize_directdraw() |
|
1897 { |
|
1898 HRESULT res; |
|
1899 |
|
1900 // Some initialization... |
|
1901 if (!qt_ddraw_object) { |
|
1902 res = DirectDrawCreate(0, &qt_ddraw_object, 0); |
|
1903 |
|
1904 if (res != DD_OK) |
|
1905 qWarning("DirectDrawCreate failed: %d", res); |
|
1906 |
|
1907 qt_ddraw_object->SetCooperativeLevel(0, DDSCL_NORMAL); |
|
1908 |
|
1909 DDSURFACEDESC surfaceDesc; |
|
1910 memset(&surfaceDesc, 0, sizeof(DDSURFACEDESC)); |
|
1911 |
|
1912 surfaceDesc.dwSize = sizeof(DDSURFACEDESC); |
|
1913 surfaceDesc.dwFlags = DDSD_CAPS; |
|
1914 surfaceDesc.ddsCaps.dwCaps = DDSCAPS_PRIMARYSURFACE; |
|
1915 |
|
1916 res = qt_ddraw_object->CreateSurface(&surfaceDesc, &qt_ddraw_primary, 0); |
|
1917 if (res != DD_OK) |
|
1918 qWarning("CreateSurface failed: %d", res); |
|
1919 |
|
1920 memset(&surfaceDesc, 0, sizeof(DDSURFACEDESC)); |
|
1921 surfaceDesc.dwSize = sizeof(DDSURFACEDESC); |
|
1922 res = qt_ddraw_primary->Lock(0, &surfaceDesc, DDLOCK_WAIT | DDLOCK_SURFACEMEMORYPTR, 0); |
|
1923 if (res != DD_OK) |
|
1924 qWarning("Locking surface failed: %d", res); |
|
1925 |
|
1926 if (surfaceDesc.ddpfPixelFormat.dwFlags == DDPF_RGB) { |
|
1927 qt_primary_surface_bits = (uchar *) surfaceDesc.lpSurface; |
|
1928 qt_primary_surface_stride = surfaceDesc.lPitch; |
|
1929 qt_primary_surface_format = QImage::Format_RGB32; |
|
1930 } else { |
|
1931 qWarning("QWidget painting: unsupported device depth for onscreen painting...\n"); |
|
1932 } |
|
1933 |
|
1934 qt_ddraw_primary->Unlock(0); |
|
1935 } |
|
1936 } |
|
1937 |
|
1938 class QOnScreenRasterPaintEngine : public QRasterPaintEngine |
|
1939 { |
|
1940 public: |
|
1941 // The image allocated here leaks... Fix if this code is ifdef'ed |
|
1942 // in |
|
1943 QOnScreenRasterPaintEngine() |
|
1944 : QRasterPaintEngine(new QImage(qt_primary_surface_bits, |
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1945 QApplication::desktop()->width(), |
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1946 QApplication::desktop()->height(), |
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1947 qt_primary_surface_stride, |
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1948 qt_primary_surface_format)) |
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1949 { |
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1950 device = static_cast<QImage *>(d_func()->device); |
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1951 } |
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1952 |
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1953 bool begin(QPaintDevice *) |
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1954 { |
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1955 QRegion clip = systemClip(); |
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1956 originalSystemClip = clip; |
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1957 clip.translate(widget->mapToGlobal(QPoint(0, 0))); |
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1958 setSystemClip(clip); |
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1959 |
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1960 QRect bounds = clip.boundingRect(); |
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1961 DDSURFACEDESC surface; |
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1962 surface.dwSize = sizeof(DDSURFACEDESC); |
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1963 HRESULT res = qt_ddraw_primary->Lock((RECT *) &bounds, &surface, DDLOCK_WAIT, 0); |
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1964 if (res != DD_OK) { |
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1965 qWarning("QWidget painting: locking onscreen bits failed: %d\n", res); |
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1966 return false; |
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1967 } |
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1968 |
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1969 if (surface.lpSurface == qt_primary_surface_bits) { |
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1970 qt_primary_surface_bits = (uchar *) surface.lpSurface; |
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1971 device->data_ptr()->data = qt_primary_surface_bits; |
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1972 } |
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1973 |
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1974 return QRasterPaintEngine::begin(device); |
|
1975 } |
|
1976 |
|
1977 bool end() |
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1978 { |
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1979 HRESULT res = qt_ddraw_primary->Unlock(0); |
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1980 if (res != DD_OK) |
|
1981 qWarning("QWidget::paint, failed to unlock DirectDraw surface: %d", res); |
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1982 bool ok = QRasterPaintEngine::end(); |
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1983 setSystemClip(originalSystemClip); |
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1984 return ok; |
|
1985 } |
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1986 |
|
1987 QPoint coordinateOffset() const { |
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1988 return -widget->mapToGlobal(QPoint(0, 0)); |
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1989 } |
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1990 |
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1991 const QWidget *widget; |
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1992 QImage *device; |
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1993 QRegion originalSystemClip; |
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1994 }; |
|
1995 Q_GLOBAL_STATIC(QOnScreenRasterPaintEngine, onScreenPaintEngine) |
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1996 #else |
|
1997 void qt_win_initialize_directdraw() { } |
|
1998 #endif |
|
1999 |
|
2000 QPaintEngine *QWidget::paintEngine() const |
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2001 { |
|
2002 #ifndef QT_NO_DIRECTDRAW |
|
2003 QOnScreenRasterPaintEngine *pe = onScreenPaintEngine(); |
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2004 pe->widget = this; |
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2005 return pe; |
|
2006 #endif |
|
2007 |
|
2008 // We set this bit which is checked in setAttribute for |
|
2009 // Qt::WA_PaintOnScreen. We do this to allow these two scenarios: |
|
2010 // |
|
2011 // 1. Users accidentally set Qt::WA_PaintOnScreen on X and port to |
|
2012 // windows which would mean suddenly their widgets stop working. |
|
2013 // |
|
2014 // 2. Users set paint on screen and subclass paintEngine() to |
|
2015 // return 0, in which case we have a "hole" in the backingstore |
|
2016 // allowing use of GDI or DirectX directly. |
|
2017 // |
|
2018 // 1 is WRONG, but to minimize silent failures, we have set this |
|
2019 // bit to ignore the setAttribute call. 2. needs to be |
|
2020 // supported because its our only means of embeddeding native |
|
2021 // graphics stuff. |
|
2022 const_cast<QWidgetPrivate *>(d_func())->noPaintOnScreen = 1; |
|
2023 |
|
2024 return 0; |
|
2025 } |
|
2026 |
|
2027 QWindowSurface *QWidgetPrivate::createDefaultWindowSurface_sys() |
|
2028 { |
|
2029 Q_Q(QWidget); |
|
2030 return new QRasterWindowSurface(q); |
|
2031 } |
|
2032 |
|
2033 void QWidgetPrivate::setModal_sys() |
|
2034 { |
|
2035 } |
|
2036 |
|
2037 void QWidgetPrivate::registerTouchWindow() |
|
2038 { |
|
2039 Q_Q(QWidget); |
|
2040 |
|
2041 // enable WM_TOUCH* messages on our window |
|
2042 if (q->testAttribute(Qt::WA_WState_Created) |
|
2043 && QApplicationPrivate::RegisterTouchWindow |
|
2044 && q->windowType() != Qt::Desktop) |
|
2045 QApplicationPrivate::RegisterTouchWindow(q->effectiveWinId(), 0); |
|
2046 } |
|
2047 |
|
2048 void QWidgetPrivate::winSetupGestures() |
|
2049 { |
|
2050 #if !defined(QT_NO_NATIVE_GESTURES) |
|
2051 Q_Q(QWidget); |
|
2052 if (!q || !q->isVisible() || !nativeGesturePanEnabled) |
|
2053 return; |
|
2054 |
|
2055 if (!QApplicationPrivate::HasTouchSupport) |
|
2056 return; |
|
2057 QApplicationPrivate *qAppPriv = QApplicationPrivate::instance(); |
|
2058 if (!qAppPriv->SetGestureConfig) |
|
2059 return; |
|
2060 WId winid = q->internalWinId(); |
|
2061 |
|
2062 bool needh = false; |
|
2063 bool needv = false; |
|
2064 bool singleFingerPanEnabled = false; |
|
2065 |
|
2066 #ifndef QT_NO_SCROLLAREA |
|
2067 if (QAbstractScrollArea *asa = qobject_cast<QAbstractScrollArea*>(q->parent())) { |
|
2068 QScrollBar *hbar = asa->horizontalScrollBar(); |
|
2069 QScrollBar *vbar = asa->verticalScrollBar(); |
|
2070 Qt::ScrollBarPolicy hbarpolicy = asa->horizontalScrollBarPolicy(); |
|
2071 Qt::ScrollBarPolicy vbarpolicy = asa->verticalScrollBarPolicy(); |
|
2072 needh = (hbarpolicy == Qt::ScrollBarAlwaysOn || |
|
2073 (hbarpolicy == Qt::ScrollBarAsNeeded && hbar->minimum() < hbar->maximum())); |
|
2074 needv = (vbarpolicy == Qt::ScrollBarAlwaysOn || |
|
2075 (vbarpolicy == Qt::ScrollBarAsNeeded && vbar->minimum() < vbar->maximum())); |
|
2076 singleFingerPanEnabled = asa->d_func()->singleFingerPanEnabled; |
|
2077 if (!winid) { |
|
2078 winid = q->winId(); // enforces the native winid on the viewport |
|
2079 } |
|
2080 } |
|
2081 #endif //QT_NO_SCROLLAREA |
|
2082 if (winid) { |
|
2083 GESTURECONFIG gc[1]; |
|
2084 memset(gc, 0, sizeof(gc)); |
|
2085 gc[0].dwID = GID_PAN; |
|
2086 if (nativeGesturePanEnabled) { |
|
2087 gc[0].dwWant = GC_PAN; |
|
2088 if (needv && singleFingerPanEnabled) |
|
2089 gc[0].dwWant |= GC_PAN_WITH_SINGLE_FINGER_VERTICALLY; |
|
2090 else |
|
2091 gc[0].dwBlock |= GC_PAN_WITH_SINGLE_FINGER_VERTICALLY; |
|
2092 if (needh && singleFingerPanEnabled) |
|
2093 gc[0].dwWant |= GC_PAN_WITH_SINGLE_FINGER_HORIZONTALLY; |
|
2094 else |
|
2095 gc[0].dwBlock |= GC_PAN_WITH_SINGLE_FINGER_HORIZONTALLY; |
|
2096 } else { |
|
2097 gc[0].dwBlock = GC_PAN; |
|
2098 } |
|
2099 |
|
2100 qAppPriv->SetGestureConfig(winid, 0, sizeof(gc)/sizeof(gc[0]), gc, sizeof(gc[0])); |
|
2101 } |
|
2102 #endif |
|
2103 } |
|
2104 |
|
2105 QT_END_NAMESPACE |
|
2106 |
|
2107 #ifdef Q_WS_WINCE |
|
2108 # include "qwidget_wince.cpp" |
|
2109 #endif |