src/scripttools/debugging/qscriptdebugoutputwidget.cpp
changeset 0 1918ee327afb
child 4 3b1da2848fc7
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/scripttools/debugging/qscriptdebugoutputwidget.cpp	Mon Jan 11 14:00:40 2010 +0000
@@ -0,0 +1,159 @@
+/****************************************************************************
+**
+** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
+** All rights reserved.
+** Contact: Nokia Corporation (qt-info@nokia.com)
+**
+** This file is part of the QtSCriptTools module of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** No Commercial Usage
+** This file contains pre-release code and may not be distributed.
+** You may use this file in accordance with the terms and conditions
+** contained in the Technology Preview License Agreement accompanying
+** this package.
+**
+** GNU Lesser General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU Lesser
+** General Public License version 2.1 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPL included in the
+** packaging of this file.  Please review the following information to
+** ensure the GNU Lesser General Public License version 2.1 requirements
+** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
+**
+** In addition, as a special exception, Nokia gives you certain additional
+** rights.  These rights are described in the Nokia Qt LGPL Exception
+** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
+**
+** If you have questions regarding the use of this file, please contact
+** Nokia at qt-info@nokia.com.
+**
+**
+**
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include "qscriptdebugoutputwidget_p.h"
+#include "qscriptdebugoutputwidgetinterface_p_p.h"
+
+#include <QtCore/qdebug.h>
+#include <QtGui/qboxlayout.h>
+#include <QtGui/qplaintextedit.h>
+#include <QtGui/qscrollbar.h>
+
+QT_BEGIN_NAMESPACE
+
+namespace {
+
+class OutputEdit : public QPlainTextEdit
+{
+public:
+    OutputEdit(QWidget *parent = 0)
+        : QPlainTextEdit(parent)
+    {
+        setReadOnly(true);
+//        setFocusPolicy(Qt::NoFocus);
+        setMaximumBlockCount(2500);
+    }
+
+    void scrollToBottom()
+    {
+        QScrollBar *bar = verticalScrollBar();
+        bar->setValue(bar->maximum());
+    }
+
+    int charactersPerLine() const
+    {
+        QFontMetrics fm(font());
+        return width() / fm.maxWidth();
+    }
+};
+
+} // namespace
+
+class QScriptDebugOutputWidgetPrivate
+    : public QScriptDebugOutputWidgetInterfacePrivate
+{
+    Q_DECLARE_PUBLIC(QScriptDebugOutputWidget)
+public:
+    QScriptDebugOutputWidgetPrivate();
+    ~QScriptDebugOutputWidgetPrivate();
+
+    OutputEdit *outputEdit;
+};
+
+QScriptDebugOutputWidgetPrivate::QScriptDebugOutputWidgetPrivate()
+{
+}
+
+QScriptDebugOutputWidgetPrivate::~QScriptDebugOutputWidgetPrivate()
+{
+}
+
+QScriptDebugOutputWidget::QScriptDebugOutputWidget(QWidget *parent)
+    : QScriptDebugOutputWidgetInterface(*new QScriptDebugOutputWidgetPrivate, parent, 0)
+{
+    Q_D(QScriptDebugOutputWidget);
+    d->outputEdit = new OutputEdit();
+    QVBoxLayout *vbox = new QVBoxLayout(this);
+    vbox->setMargin(0);
+    vbox->setSpacing(0);
+    vbox->addWidget(d->outputEdit);
+
+#ifndef QT_NO_STYLE_STYLESHEET
+    QString sheet = QString::fromLatin1("font-size: 14px; font-family: \"Monospace\";");
+    setStyleSheet(sheet);
+#endif
+}
+
+QScriptDebugOutputWidget::~QScriptDebugOutputWidget()
+{
+}
+
+void QScriptDebugOutputWidget::message(
+    QtMsgType type, const QString &text, const QString &fileName,
+    int lineNumber, int columnNumber, const QVariant &/*data*/)
+{
+    // ### unify with QScriptDebuggerConsoleWidget::message()
+    Q_D(QScriptDebugOutputWidget);
+    QString msg;
+    if (!fileName.isEmpty() || (lineNumber != -1)) {
+        if (!fileName.isEmpty())
+            msg.append(fileName);
+        else
+            msg.append(QLatin1String("<noname>"));
+        if (lineNumber != -1) {
+            msg.append(QLatin1Char(':'));
+            msg.append(QString::number(lineNumber));
+            if (columnNumber != -1) {
+                msg.append(QLatin1Char(':'));
+                msg.append(QString::number(columnNumber));
+            }
+        }
+        msg.append(QLatin1String(": "));
+    }
+    msg.append(text);
+    QTextCharFormat oldFmt = d->outputEdit->currentCharFormat();
+    QTextCharFormat fmt(oldFmt);
+    if (type == QtCriticalMsg) {
+        fmt.setForeground(Qt::red);
+        d->outputEdit->setCurrentCharFormat(fmt);
+    }
+    d->outputEdit->appendPlainText(msg);
+    d->outputEdit->setCurrentCharFormat(oldFmt);
+    d->outputEdit->scrollToBottom();
+}
+
+void QScriptDebugOutputWidget::clear()
+{
+    Q_D(QScriptDebugOutputWidget);
+    d->outputEdit->clear();
+}
+
+QT_END_NAMESPACE