WebKit/qt/examples/platformplugin/WebPlugin.cpp
changeset 0 4f2f89ce4247
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/WebKit/qt/examples/platformplugin/WebPlugin.cpp	Fri Sep 17 09:02:29 2010 +0300
@@ -0,0 +1,224 @@
+/*
+ * Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies)
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Library General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Library General Public License for more details.
+ *
+ * You should have received a copy of the GNU Library General Public License
+ * along with this library; see the file COPYING.LIB.  If not, write to
+ * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
+ * Boston, MA 02110-1301, USA.
+ *
+ */
+#include "WebPlugin.h"
+
+#include <QHBoxLayout>
+#include <QListWidget>
+#include <QListWidgetItem>
+#include <QPainter>
+#include <QtPlugin>
+#include <QPushButton>
+#include <QStyledItemDelegate>
+#include <QVBoxLayout>
+
+static const int gMaemoListItemSize = 70;
+static const int gMaemoListPadding = 38;
+static const int gMaemoMaxVisibleItems = 5;
+
+void Popup::populateList()
+{
+    QListWidgetItem* listItem;
+    for (int i = 0; i < m_data.itemCount(); ++i) {
+        if (m_data.itemType(i) == QWebSelectData::Option) {
+            listItem = new QListWidgetItem(m_data.itemText(i));
+            m_list->addItem(listItem);
+            listItem->setSelected(m_data.itemIsSelected(i));
+        } else if (m_data.itemType(i) == QWebSelectData::Group) {
+            listItem = new QListWidgetItem(m_data.itemText(i));
+            m_list->addItem(listItem);
+            listItem->setSelected(false);
+            listItem->setFlags(Qt::NoItemFlags);
+        }
+    }
+    connect(m_list, SIGNAL(itemClicked(QListWidgetItem*)), this, SLOT(onItemSelected(QListWidgetItem*)));
+}
+
+void Popup::onItemSelected(QListWidgetItem* item)
+{
+    if (item->flags() != Qt::NoItemFlags)
+        emit itemClicked(m_list->row(item));
+}
+
+WebPopup::WebPopup()
+    : m_popup(0)
+{
+}
+
+WebPopup::~WebPopup()
+{
+    if (m_popup)
+        m_popup->deleteLater();
+}
+
+Popup* WebPopup::createSingleSelectionPopup(const QWebSelectData& data)
+{
+    return new SingleSelectionPopup(data);
+}
+
+Popup* WebPopup::createMultipleSelectionPopup(const QWebSelectData& data)
+{
+    return new MultipleSelectionPopup(data);
+}
+
+Popup* WebPopup::createPopup(const QWebSelectData& data)
+{
+    Popup* result = data.multiple() ? createMultipleSelectionPopup(data) : createSingleSelectionPopup(data);
+    connect(result, SIGNAL(finished(int)), this, SLOT(popupClosed()));
+    connect(result, SIGNAL(itemClicked(int)), this, SLOT(itemClicked(int)));
+    return result;
+}
+
+void WebPopup::show(const QWebSelectData& data)
+{
+    if (m_popup)
+        return;
+
+    m_popup = createPopup(data);
+    m_popup->show();
+}
+
+void WebPopup::hide()
+{
+    if (!m_popup)
+        return;
+
+    m_popup->accept();
+}
+
+void WebPopup::popupClosed()
+{
+    if (!m_popup)
+        return;
+
+    m_popup->deleteLater();
+    m_popup = 0;
+    emit didHide();
+}
+
+void WebPopup::itemClicked(int idx)
+{
+    emit selectItem(idx, true, false);
+}
+
+SingleSelectionPopup::SingleSelectionPopup(const QWebSelectData& data)
+    : Popup(data)
+{
+    const char* title = "select";
+    if (qstrcmp(title, "weba_ti_texlist_single"))
+        setWindowTitle(QString::fromUtf8(title));
+    else
+        setWindowTitle("Select item");
+
+    QHBoxLayout* hLayout = new QHBoxLayout(this);
+    hLayout->setContentsMargins(0, 0, 0, 0);
+
+    m_list = new QListWidget(this);
+    populateList();
+
+    hLayout->addSpacing(gMaemoListPadding);
+    hLayout->addWidget(m_list);
+    hLayout->addSpacing(gMaemoListPadding);
+
+    connect(m_list, SIGNAL(itemClicked(QListWidgetItem*)), this, SLOT(accept()));
+
+    const int visibleItemCount = (m_list->count() > gMaemoMaxVisibleItems) ? gMaemoMaxVisibleItems : m_list->count();
+    resize(size().width(), visibleItemCount * gMaemoListItemSize);
+}
+
+
+class MultipleItemListDelegate : public QStyledItemDelegate {
+public:
+    MultipleItemListDelegate(QObject* parent = 0)
+           : QStyledItemDelegate(parent)
+    {
+        tickMark = QIcon::fromTheme("widgets_tickmark_list").pixmap(48, 48);
+    }
+
+    void paint(QPainter* painter, const QStyleOptionViewItem& option, const QModelIndex& index) const
+    {
+        QStyledItemDelegate::paint(painter, option, index);
+
+        if (option.state & QStyle::State_Selected)
+            painter->drawPixmap(option.rect.width() - tickMark.rect().width(), option.rect.y() + (option.rect.height() / 2 - tickMark.rect().height() / 2), tickMark);
+    }
+
+private:
+    QPixmap tickMark;
+};
+
+MultipleSelectionPopup::MultipleSelectionPopup(const QWebSelectData& data)
+    : Popup(data)
+{
+    const char* title = "select";
+    if (qstrcmp(title, "weba_ti_textlist_multi"))
+        setWindowTitle(QString::fromUtf8(title));
+    else
+        setWindowTitle("Select items");
+
+    QHBoxLayout* hLayout = new QHBoxLayout(this);
+    hLayout->setContentsMargins(0, 0, 0, 0);
+
+    m_list = new QListWidget(this);
+    m_list->setSelectionMode(QAbstractItemView::MultiSelection);
+    populateList();
+
+    MultipleItemListDelegate* delegate = new MultipleItemListDelegate(this);
+    m_list->setItemDelegate(delegate);
+
+    hLayout->addSpacing(gMaemoListPadding);
+    hLayout->addWidget(m_list);
+
+    QVBoxLayout* vLayout = new QVBoxLayout();
+
+    const int visibleItemCount = (m_list->count() > gMaemoMaxVisibleItems) ? gMaemoMaxVisibleItems : m_list->count();
+    vLayout->addSpacing((visibleItemCount - 1) * gMaemoListItemSize);
+
+    QPushButton* done = new QPushButton(this);
+    title = "done";
+    if (qstrcmp(title, "wdgt_bd_done"))
+        done->setText(QString::fromUtf8(title));
+    else
+        done->setText("Done");
+
+    done->setMinimumWidth(178);
+    vLayout->addWidget(done);
+
+    hLayout->addSpacing(8);
+    hLayout->addLayout(vLayout);
+    hLayout->addSpacing(18);
+
+    connect(done, SIGNAL(clicked()), this, SLOT(accept()));
+    resize(size().width(), visibleItemCount * gMaemoListItemSize);
+}
+
+bool WebPlugin::supportsExtension(Extension extension) const
+{
+    if (extension == MultipleSelections)
+        return true;
+    if (extension == Notifications)
+#if ENABLE_NOTIFICATIONS
+        return true;
+#else
+        return false;
+#endif
+    return false;
+}
+
+Q_EXPORT_PLUGIN2(platformplugin, WebPlugin)