| /**************************************************************************** |
| ** |
| ** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies). |
| ** All rights reserved. |
| ** Contact: Nokia Corporation (qt-info@nokia.com) |
| ** |
| ** This file is part of the Qt Designer of the Qt Toolkit. |
| ** |
| ** $QT_BEGIN_LICENSE:LGPL$ |
| ** GNU Lesser General Public License Usage |
| ** 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. |
| ** |
| ** 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. |
| ** |
| ** Other Usage |
| ** Alternatively, this file may be used in accordance with the terms and |
| ** conditions contained in a signed written agreement between you and Nokia. |
| ** |
| ** |
| ** |
| ** |
| ** |
| ** $QT_END_LICENSE$ |
| ** |
| ****************************************************************************/ |
| |
| #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 <qsimpleresource_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); |
| virtual void createCustomWidgets(DomCustomWidgets *); |
| }; |
| |
| 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; |
| } |
| |
| void WidgetBoxResource::createCustomWidgets(DomCustomWidgets *dc) |
| { |
| // Make a promotion entry in case someone has a promoted widget |
| // in the scratchpad. |
| QSimpleResource::handleDomCustomWidgets(core(), dc); |
| |
| } |
| |
| /******************************************************************************* |
| ** 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 |