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+/****************************************************************************
+**
+** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
+** Contact: Qt Software Information (qt-info@nokia.com)
+**
+** This file is part of the Qt Designer 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 either Technology Preview License Agreement or the
+** Beta Release License Agreement.
+**
+** 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 1.0, included in the file LGPL_EXCEPTION.txt in this
+** package.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU
+** General Public License version 3.0 as published by the Free Software
+** Foundation and appearing in the file LICENSE.GPL included in the
+** packaging of this file. Please review the following information to
+** ensure the GNU General Public License version 3.0 requirements will be
+** met: http://www.gnu.org/copyleft/gpl.html.
+**
+** If you are unsure which license is appropriate for your use, please
+** contact the sales department at qt-sales@nokia.com.
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include "widgetbox_dnditem.h"
+#include "ui4_p.h"
+
+#include <widgetfactory_p.h>
+#include <spacer_widget_p.h>
+#include <qdesigner_formbuilder_p.h>
+#include <qtresourcemodel_p.h>
+#include <formscriptrunner_p.h>
+#include <formwindowbase_p.h>
+#include <qdesigner_utils_p.h>
+#include <qdesigner_dockwidget_p.h>
+
+#include <QtDesigner/QDesignerFormEditorInterface>
+#include <QtDesigner/QDesignerFormWindowManagerInterface>
+
+#include <QtGui/QStyle>
+#include <QtGui/QApplication>
+
+QT_BEGIN_NAMESPACE
+
+namespace qdesigner_internal {
+/*******************************************************************************
+** WidgetBoxResource
+*/
+
+static inline DeviceProfile currentDeviceProfile(const QDesignerFormEditorInterface *core)
+{
+ if (QDesignerFormWindowInterface *cfw = core->formWindowManager()->activeFormWindow())
+ if (const FormWindowBase *fwb = qobject_cast<const FormWindowBase *>(cfw))
+ return fwb->deviceProfile();
+ return DeviceProfile();
+}
+
+class WidgetBoxResource : public QDesignerFormBuilder
+{
+public:
+ WidgetBoxResource(QDesignerFormEditorInterface *core);
+
+ // protected->public
+ QWidget *createUI(DomUI *ui, QWidget *parents) { return QDesignerFormBuilder::create(ui, parents); }
+
+protected:
+
+ virtual QWidget *create(DomWidget *ui_widget, QWidget *parents);
+ virtual QWidget *createWidget(const QString &widgetName, QWidget *parentWidget, const QString &name);
+};
+
+WidgetBoxResource::WidgetBoxResource(QDesignerFormEditorInterface *core) :
+ QDesignerFormBuilder(core, DisableScripts, currentDeviceProfile(core))
+{
+}
+
+
+QWidget *WidgetBoxResource::createWidget(const QString &widgetName, QWidget *parentWidget, const QString &name)
+{
+ if (widgetName == QLatin1String("Spacer")) {
+ Spacer *spacer = new Spacer(parentWidget);
+ spacer->setObjectName(name);
+ return spacer;
+ }
+
+ return QDesignerFormBuilder::createWidget(widgetName, parentWidget, name);
+}
+
+QWidget *WidgetBoxResource::create(DomWidget *ui_widget, QWidget *parent)
+{
+ QWidget *result = QDesignerFormBuilder::create(ui_widget, parent);
+ // It is possible to have a syntax error or something in custom
+ // widget XML, so, try to recover here by creating an artificial
+ // top level + widget.
+ if (!result) {
+ const QString msg = QApplication::translate("qdesigner_internal::WidgetBox", "Warning: Widget creation failed in the widget box. This could be caused by invalid custom widget XML.");
+ qdesigner_internal::designerWarning(msg);
+ result = new QWidget(parent);
+ new QWidget(result);
+ }
+ result->setFocusPolicy(Qt::NoFocus);
+ result->setObjectName(ui_widget->attributeName());
+ return result;
+}
+
+/*******************************************************************************
+** WidgetBoxResource
+*/
+
+static QSize geometryProp(const DomWidget *dw)
+{
+ const QList<DomProperty*> prop_list = dw->elementProperty();
+ const QString geometry = QLatin1String("geometry");
+ foreach (DomProperty *prop, prop_list) {
+ if (prop->attributeName() != geometry)
+ continue;
+ DomRect *dr = prop->elementRect();
+ if (dr == 0)
+ continue;
+ return QSize(dr->elementWidth(), dr->elementHeight());
+ }
+ return QSize();
+}
+
+static QSize domWidgetSize(const DomWidget *dw)
+{
+ QSize size = geometryProp(dw);
+ if (size.isValid())
+ return size;
+
+ foreach (const DomWidget *child, dw->elementWidget()) {
+ size = geometryProp(child);
+ if (size.isValid())
+ return size;
+ }
+
+ foreach (const DomLayout *dl, dw->elementLayout()) {
+ foreach (DomLayoutItem *item, dl->elementItem()) {
+ const DomWidget *child = item->elementWidget();
+ if (child == 0)
+ continue;
+ size = geometryProp(child);
+ if (size.isValid())
+ return size;
+ }
+ }
+
+ return QSize();
+}
+
+static QWidget *decorationFromDomWidget(DomUI *dom_ui, QDesignerFormEditorInterface *core)
+{
+ WidgetBoxResource builder(core);
+ // We have the builder create the articial QWidget fake top level as a tooltip
+ // because the size algorithm works better at weird DPI settings
+ // if the actual widget is created as a child of a container
+ QWidget *fakeTopLevel = builder.createUI(dom_ui, static_cast<QWidget*>(0));
+ fakeTopLevel->setParent(0, Qt::ToolTip); // Container
+ // Actual widget
+ const DomWidget *domW = dom_ui->elementWidget()->elementWidget().front();
+ QWidget *w = qFindChildren<QWidget*>(fakeTopLevel).front();
+ Q_ASSERT(w);
+ // hack begin;
+ // We set _q_dockDrag dynamic property which will be detected in drag enter event of form window.
+ // Dock drop is handled in special way (highlight goes to central widget of main window)
+ if (qobject_cast<QDesignerDockWidget *>(w))
+ fakeTopLevel->setProperty("_q_dockDrag", QVariant(true));
+ // hack end;
+ w->setAutoFillBackground(true); // Different style for embedded
+ QSize size = domWidgetSize(domW);
+ const QSize minimumSize = w->minimumSizeHint();
+ if (!size.isValid())
+ size = w->sizeHint();
+ if (size.width() < minimumSize.width())
+ size.setWidth(minimumSize.width());
+ if (size.height() < minimumSize.height())
+ size.setHeight(minimumSize.height());
+ // A QWidget might have size -1,-1 if no geometry property is specified in the widget box.
+ if (size.isEmpty())
+ size = size.expandedTo(QSize(16, 16));
+ w->setGeometry(QRect(QPoint(0, 0), size));
+ fakeTopLevel->resize(size);
+ return fakeTopLevel;
+}
+
+WidgetBoxDnDItem::WidgetBoxDnDItem(QDesignerFormEditorInterface *core,
+ DomUI *dom_ui,
+ const QPoint &global_mouse_pos) :
+ QDesignerDnDItem(CopyDrop)
+{
+ QWidget *decoration = decorationFromDomWidget(dom_ui, core);
+ decoration->move(global_mouse_pos - QPoint(5, 5));
+
+ init(dom_ui, 0, decoration, global_mouse_pos);
+}
+}
+
+QT_END_NAMESPACE