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/****************************************************************************
**
** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies).
** Contact: http://www.qt-project.org/
**
** 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 "containerwidget_taskmenu.h"
#include <QtDesigner/QDesignerFormEditorInterface>
#include <QtDesigner/QDesignerFormWindowInterface>
#include <QtDesigner/QExtensionManager>
#include <QtDesigner/QDesignerContainerExtension>
#include <qdesigner_command_p.h>
#include <qdesigner_dockwidget_p.h>
#include <promotiontaskmenu_p.h>
#include <widgetdatabase_p.h>
#include <QtGui/QAction>
#include <QtGui/QMainWindow>
#include <QtGui/QToolBox>
#include <QtGui/QStackedWidget>
#include <QtGui/QTabWidget>
#include <QtGui/QScrollArea>
#include <QtGui/QMdiArea>
#include <QtGui/QWorkspace>
#include <QtGui/QWizard>
#include <QtGui/QMenu>
#include <QtCore/qdebug.h>
QT_BEGIN_NAMESPACE
namespace qdesigner_internal {
ContainerWidgetTaskMenu::ContainerWidgetTaskMenu(QWidget *widget, ContainerType type, QObject *parent) :
QDesignerTaskMenu(widget, parent),
m_type(type),
m_containerWidget(widget),
m_core(formWindow()->core()),
m_pagePromotionTaskMenu(new PromotionTaskMenu(0, PromotionTaskMenu::ModeSingleWidget, this)),
m_pageMenuAction(new QAction(this)),
m_pageMenu(new QMenu),
m_actionDeletePage(new QAction(tr("Delete"), this))
{
Q_ASSERT(m_core);
m_taskActions.append(createSeparator());
connect(m_actionDeletePage, SIGNAL(triggered()), this, SLOT(removeCurrentPage()));
QAction *actionInsertPageAfter = new QAction(this);
connect(actionInsertPageAfter, SIGNAL(triggered()), this, SLOT(addPageAfter()));
// Empty Per-Page submenu, deletion and promotion. Updated on demand due to promotion state
switch (m_type) {
case WizardContainer:
case PageContainer:
m_taskActions.append(createSeparator()); // for the browse actions
break;
case MdiContainer:
break;
}
// submenu
m_pageMenuAction->setMenu(m_pageMenu);
m_taskActions.append(m_pageMenuAction);
// Insertion
switch (m_type) {
case WizardContainer:
case PageContainer: { // Before and after in a submenu
QAction *insertMenuAction = new QAction(tr("Insert"), this);
QMenu *insertMenu = new QMenu;
// before
QAction *actionInsertPage = new QAction(tr("Insert Page Before Current Page"), this);
connect(actionInsertPage, SIGNAL(triggered()), this, SLOT(addPage()));
insertMenu->addAction(actionInsertPage);
// after
actionInsertPageAfter->setText(tr("Insert Page After Current Page"));
insertMenu->addAction(actionInsertPageAfter);
insertMenuAction->setMenu(insertMenu);
m_taskActions.append(insertMenuAction);
}
break;
case MdiContainer: // No concept of order
actionInsertPageAfter->setText(tr("Add Subwindow"));
m_taskActions.append(actionInsertPageAfter);
break;
}
}
ContainerWidgetTaskMenu::~ContainerWidgetTaskMenu()
{
}
QAction *ContainerWidgetTaskMenu::preferredEditAction() const
{
return 0;
}
bool ContainerWidgetTaskMenu::canDeletePage() const
{
switch (pageCount()) {
case 0:
return false;
case 1:
return m_type != PageContainer; // Do not delete last page of page-type container
default:
break;
}
return true;
}
int ContainerWidgetTaskMenu::pageCount() const
{
if (const QDesignerContainerExtension *ce = containerExtension())
return ce->count();
return 0;
}
QString ContainerWidgetTaskMenu::pageMenuText(ContainerType ct, int index, int count)
{
if (ct == MdiContainer)
return tr("Subwindow"); // No concept of order, same text everywhere
if (index < 0)
return tr("Page");
return tr("Page %1 of %2").arg(index + 1).arg(count);
}
QList<QAction*> ContainerWidgetTaskMenu::taskActions() const
{
QList<QAction*> actions = QDesignerTaskMenu::taskActions();
actions += m_taskActions;
// Update the page submenu, deletion and promotion. Updated on demand due to promotion state.
m_pageMenu->clear();
m_pageMenu->addAction(m_actionDeletePage);
m_actionDeletePage->setEnabled(canDeletePage());
const QDesignerContainerExtension *ce = containerExtension();
const int index = ce->currentIndex();
m_pageMenuAction->setText(pageMenuText(m_type, index, ce->count()));
if (index != -1) { // Has a page
m_pageMenuAction->setEnabled(true);
m_pagePromotionTaskMenu->setWidget(ce->widget(index));
m_pagePromotionTaskMenu->addActions(PromotionTaskMenu::LeadingSeparator|PromotionTaskMenu::SuppressGlobalEdit, m_pageMenu);
} else { // No page
m_pageMenuAction->setEnabled(false);
}
return actions;
}
QDesignerFormWindowInterface *ContainerWidgetTaskMenu::formWindow() const
{
return QDesignerFormWindowInterface::findFormWindow(m_containerWidget);
}
QDesignerContainerExtension *ContainerWidgetTaskMenu::containerExtension() const
{
QExtensionManager *mgr = m_core->extensionManager();
return qt_extension<QDesignerContainerExtension*>(mgr, m_containerWidget);
}
void ContainerWidgetTaskMenu::removeCurrentPage()
{
if (QDesignerContainerExtension *c = containerExtension()) {
if (c->currentIndex() == -1)
return;
QDesignerFormWindowInterface *fw = formWindow();
DeleteContainerWidgetPageCommand *cmd = new DeleteContainerWidgetPageCommand(fw);
cmd->init(m_containerWidget, m_type);
fw->commandHistory()->push(cmd);
}
}
void ContainerWidgetTaskMenu::addPage()
{
if (containerExtension()) {
QDesignerFormWindowInterface *fw = formWindow();
AddContainerWidgetPageCommand *cmd = new AddContainerWidgetPageCommand(fw);
cmd->init(m_containerWidget, m_type, AddContainerWidgetPageCommand::InsertBefore);
fw->commandHistory()->push(cmd);
}
}
void ContainerWidgetTaskMenu::addPageAfter()
{
if (containerExtension()) {
QDesignerFormWindowInterface *fw = formWindow();
AddContainerWidgetPageCommand *cmd = new AddContainerWidgetPageCommand(fw);
cmd->init(m_containerWidget, m_type, AddContainerWidgetPageCommand::InsertAfter);
fw->commandHistory()->push(cmd);
}
}
// -------------- WizardContainerWidgetTaskMenu
WizardContainerWidgetTaskMenu::WizardContainerWidgetTaskMenu(QWizard *w, QObject *parent) :
ContainerWidgetTaskMenu(w, WizardContainer, parent),
m_nextAction(new QAction(tr("Next"), this)),
m_previousAction(new QAction(tr("Back"), this))
{
connect(m_nextAction, SIGNAL(triggered()), w, SLOT(next()));
connect(m_previousAction, SIGNAL(triggered()), w, SLOT(back()));
QList<QAction*> &l = containerActions();
l.push_front(createSeparator());
l.push_front(m_nextAction);
l.push_front(m_previousAction);
l.push_front(createSeparator());
}
QList<QAction*> WizardContainerWidgetTaskMenu::taskActions() const
{
// Enable
const QDesignerContainerExtension *ce = containerExtension();
const int index = ce->currentIndex();
m_previousAction->setEnabled(index > 0);
m_nextAction->setEnabled(index >= 0 && index < (ce->count() - 1));
return ContainerWidgetTaskMenu::taskActions();
}
// -------------- MdiContainerWidgetTaskMenu
MdiContainerWidgetTaskMenu::MdiContainerWidgetTaskMenu(QMdiArea *m, QObject *parent) :
ContainerWidgetTaskMenu(m, MdiContainer, parent)
{
initializeActions();
connect(m_nextAction, SIGNAL(triggered()), m, SLOT(activateNextSubWindow()));
connect(m_previousAction, SIGNAL(triggered()), m , SLOT(activatePreviousSubWindow()));
connect(m_tileAction, SIGNAL(triggered()), m, SLOT(tileSubWindows()));
connect(m_cascadeAction, SIGNAL(triggered()), m, SLOT(cascadeSubWindows()));
}
MdiContainerWidgetTaskMenu::MdiContainerWidgetTaskMenu(QWorkspace *m, QObject *parent) :
ContainerWidgetTaskMenu(m, MdiContainer, parent)
{
initializeActions();
connect(m_nextAction, SIGNAL(triggered()), m, SLOT(activateNextWindow()));
connect(m_previousAction, SIGNAL(triggered()), m, SLOT(activatePreviousWindow()));
connect(m_tileAction, SIGNAL(triggered()),m , SLOT(tile()));
connect(m_cascadeAction, SIGNAL(triggered()), m, SLOT(cascade()));
}
void MdiContainerWidgetTaskMenu::initializeActions()
{
m_nextAction =new QAction(tr("Next Subwindow"), this);
m_previousAction = new QAction(tr("Previous Subwindow"), this);
m_tileAction = new QAction(tr("Tile"), this);
m_cascadeAction = new QAction(tr("Cascade"), this);
QList<QAction*> &l = containerActions();
l.push_front(createSeparator());
l.push_front(m_tileAction);
l.push_front(m_cascadeAction);
l.push_front(m_previousAction);
l.push_front(m_nextAction);
l.push_front(createSeparator());
}
QList<QAction*> MdiContainerWidgetTaskMenu::taskActions() const
{
const QList<QAction*> rc = ContainerWidgetTaskMenu::taskActions();
// Enable
const int count = pageCount();
m_nextAction->setEnabled(count > 1);
m_previousAction->setEnabled(count > 1);
m_tileAction->setEnabled(count);
m_cascadeAction->setEnabled(count);
return rc;
}
// -------------- ContainerWidgetTaskMenuFactory
ContainerWidgetTaskMenuFactory::ContainerWidgetTaskMenuFactory(QDesignerFormEditorInterface *core, QExtensionManager *extensionManager) :
QExtensionFactory(extensionManager),
m_core(core)
{
}
QObject *ContainerWidgetTaskMenuFactory::createExtension(QObject *object, const QString &iid, QObject *parent) const
{
if (iid != QLatin1String("QDesignerInternalTaskMenuExtension") || !object->isWidgetType())
return 0;
QWidget *widget = qobject_cast<QWidget*>(object);
if (qobject_cast<QStackedWidget*>(widget)
|| qobject_cast<QToolBox*>(widget)
|| qobject_cast<QTabWidget*>(widget)
|| qobject_cast<QDesignerDockWidget*>(widget)
|| qobject_cast<QScrollArea*>(widget)
|| qobject_cast<QMainWindow*>(widget)) {
// Are we using Designer's own container extensions and task menus or did
// someone provide an extra one with an addpage method, for example for a QScrollArea?
if (const WidgetDataBase *wb = qobject_cast<const WidgetDataBase *>(m_core->widgetDataBase())) {
const int idx = wb->indexOfObject(widget);
const WidgetDataBaseItem *item = static_cast<const WidgetDataBaseItem *>(wb->item(idx));
if (item->addPageMethod().isEmpty())
return 0;
}
}
if (qt_extension<QDesignerContainerExtension*>(extensionManager(), object) == 0)
return 0;
if (QMdiArea* ma = qobject_cast<QMdiArea*>(widget))
return new MdiContainerWidgetTaskMenu(ma, parent);
if (QWorkspace *ws = qobject_cast<QWorkspace*>(widget))
return new MdiContainerWidgetTaskMenu(ws, parent);
if (QWizard *wz = qobject_cast<QWizard *>(widget))
return new WizardContainerWidgetTaskMenu(wz, parent);
return new ContainerWidgetTaskMenu(widget, PageContainer, parent);
}
}
QT_END_NAMESPACE
|