mainwindow.cpp

Linux下的基于X11的图形开发环境。

#ifdef QT_CONTAINER_CUSTOM_WIDGETS
static QWidgetContainerInterfacePrivate *containerWidgetInterface( QWidget *w )
{
    WidgetInterface *iface = 0;
    widgetManager()->queryInterface( WidgetFactory::classNameOf( w ), &iface );
    if ( !iface )
	return 0;
    QWidgetContainerInterfacePrivate *iface2 = 0;
    iface->queryInterface( IID_QWidgetContainer, (QUnknownInterface**)&iface2 );
    if ( !iface2 )
	return 0;
    iface->release();
    return iface2;
}
#endif

void MainWindow::setupRMBSpecialCommands( QValueList<uint> &ids,
					  QMap<QString, int> &commands, QWidget *w )
{
    int id;

    if ( w->inherits( "QTabWidget" ) ) {
	if ( ids.isEmpty() )
	    ids << rmbWidgets->insertSeparator( 0 );
	if ( ( (QDesignerTabWidget*)w )->count() > 1) {
	    ids << ( id = rmbWidgets->insertItem( tr("Delete Page"), -1, 0 ) );
	    commands.insert( "remove", id );
	}
	ids << ( id = rmbWidgets->insertItem( tr("Add Page"), -1, 0 ) );
	commands.insert( "add", id );
    } else if ( w->inherits( "QWidgetStack" ) ) {
	if ( ids.isEmpty() )
	    ids << rmbWidgets->insertSeparator( 0 );
	if ( ( (QDesignerWidgetStack*)w )->count() > 1) {
	    ids << ( id = rmbWidgets->insertItem( tr("Previous Page"), -1, 0 ) );
	    commands.insert( "prevpage", id );
	    ids << ( id = rmbWidgets->insertItem( tr("Next Page"), -1, 0 ) );
	    ids << rmbWidgets->insertSeparator( 0 );
	    commands.insert( "nextpage", id );
	    ids << ( id = rmbWidgets->insertItem( tr("Delete Page"), -1, 0 ) );
	    commands.insert( "remove", id );
	}
	ids << ( id = rmbWidgets->insertItem( tr("Add Page"), -1, 0 ) );
	commands.insert( "add", id );
#ifdef QT_CONTAINER_CUSTOM_WIDGETS
    } else if ( WidgetDatabase::
		isCustomPluginWidget( WidgetDatabase::
				      idFromClassName( WidgetFactory::classNameOf( w ) ) ) ) {
	QWidgetContainerInterfacePrivate *iface = containerWidgetInterface( w );
	if ( iface && iface->supportsPages( WidgetFactory::classNameOf( w ) ) ) {
	    if ( ids.isEmpty() )
		ids << rmbWidgets->insertSeparator( 0 );

	    if ( iface->count( WidgetFactory::classNameOf( w ), w ) > 1 ) {
		ids << ( id = rmbWidgets->insertItem( tr( "Delete Page" ), -1, 0 ) );
		commands.insert( "remove", id );
	    }
	    ids << ( id = rmbWidgets->insertItem( tr("Add Page"), -1, 0 ) );
	    commands.insert( "add", id );
	    if ( iface->currentIndex( WidgetFactory::classNameOf( w ), w ) != -1 ) {
		ids << ( id = rmbWidgets->insertItem( tr("Rename Current Page..."), -1, 0 ) );
		commands.insert( "rename", id );
	    }
	}
	if ( iface )
	    iface->release();
#endif
    }

    if ( WidgetFactory::hasSpecialEditor( WidgetDatabase::
			  idFromClassName( WidgetFactory::classNameOf( w ) ) ) ) {
	if ( ids.isEmpty() )
	    ids << rmbWidgets->insertSeparator( 0 );
	ids << ( id = rmbWidgets->insertItem( tr("Edit..."), -1, 0 ) );
	commands.insert( "edit", id );
    }
}

void MainWindow::setupRMBSpecialCommands( QValueList<uint> &ids,
					  QMap<QString, int> &commands, FormWindow *fw )
{
    int id;

    if ( fw->mainContainer()->inherits( "QWizard" ) ) {
	if ( ids.isEmpty() )
	    ids << rmbFormWindow->insertSeparator( 0 );

	if ( ( (QWizard*)fw->mainContainer() )->pageCount() > 1) {
	    ids << ( id = rmbFormWindow->insertItem( tr("Delete Page"), -1, 0 ) );
	    commands.insert( "remove", id );
	}

	ids << ( id = rmbFormWindow->insertItem( tr("Add Page"), -1, 0 ) );
	commands.insert( "add", id );

	ids << ( id = rmbFormWindow->insertItem( tr("Edit Page Title..."), -1, 0 ) );
	commands.insert( "rename", id );

	ids << ( id = rmbFormWindow->insertItem( tr("Edit Pages..."), -1, 0 ) );
	commands.insert( "edit", id );

    } else if ( fw->mainContainer()->inherits( "QMainWindow" ) ) {
	if ( ids.isEmpty() )
	    ids << rmbFormWindow->insertSeparator( 0 );
	ids << ( id = rmbFormWindow->insertItem( tr( "Add Menu Item" ), -1, 0 ) );
	commands.insert( "add_menu_item", id );
	ids << ( id = rmbFormWindow->insertItem( tr( "Add Toolbar" ), -1, 0 ) );
	commands.insert( "add_toolbar", id );
    }
}

void MainWindow::handleRMBProperties( int id, QMap<QString, int> &props, QWidget *w )
{
    if ( id == props[ "text" ] ) {
	bool ok = FALSE;
	QString text;
	if ( w->inherits( "QTextView" ) || w->inherits( "QLabel" ) || w->inherits( "QButton" ) ) {
	    text = MultiLineEditor::getText( this, w->property("text").toString(), !w->inherits( "QButton" ) );
	    ok = !text.isNull();
	} else {
	    text = QInputDialog::getText( tr("Text"), tr( "New text" ),
				  QLineEdit::Normal, w->property("text").toString(), &ok, this );
	}
	if ( ok ) {
	    QString pn( tr( "Set the 'text' of '%2'" ).arg( w->name() ) );
	    SetPropertyCommand *cmd = new SetPropertyCommand( pn, formWindow(), w, propertyEditor,
							      "text", w->property( "text" ),
							      text, QString::null, QString::null );
	    cmd->execute();
	    formWindow()->commandHistory()->addCommand( cmd );
	    MetaDataBase::setPropertyChanged( w, "text", TRUE );
	}
    } else if ( id == props[ "title" ] ) {
	bool ok = FALSE;
	QString title = QInputDialog::getText( tr("Title"), tr( "New title" ),
			       QLineEdit::Normal, w->property("title").toString(), &ok, this );
	if ( ok ) {
	    QString pn( tr( "Set the 'title' of '%2'" ).arg( w->name() ) );
	    SetPropertyCommand *cmd = new SetPropertyCommand( pn, formWindow(), w, propertyEditor,
							      "title", w->property( "title" ),
							      title, QString::null, QString::null );
	    cmd->execute();
	    formWindow()->commandHistory()->addCommand( cmd );
	    MetaDataBase::setPropertyChanged( w, "title", TRUE );
	}
    } else if ( id == props[ "pagetitle" ] ) {
	bool ok = FALSE;
	QString text = QInputDialog::getText( tr("Page Title"), tr( "New page title" ),
			      QLineEdit::Normal, w->property("pageTitle").toString(), &ok, this );
	if ( ok ) {
	    QString pn( tr( "Set the 'pageTitle' of '%2'" ).arg( w->name() ) );
	    SetPropertyCommand *cmd = new SetPropertyCommand( pn, formWindow(), w, propertyEditor,
							      "pageTitle",
							      w->property( "pageTitle" ),
							      text, QString::null, QString::null );
	    cmd->execute();
	    formWindow()->commandHistory()->addCommand( cmd );
	    MetaDataBase::setPropertyChanged( w, "pageTitle", TRUE );
	}
    } else if ( id == props[ "pixmap" ] ) {
	QPixmap oldPix = w->property( "pixmap" ).toPixmap();
	QPixmap pix = qChoosePixmap( this, formWindow(), oldPix );
	if ( !pix.isNull() ) {
	    QString pn( tr( "Set the 'pixmap' of '%2'" ).arg( w->name() ) );
	    SetPropertyCommand *cmd = new SetPropertyCommand( pn, formWindow(), w, propertyEditor,
							      "pixmap", w->property( "pixmap" ),
							      pix, QString::null, QString::null );
	    cmd->execute();
	    formWindow()->commandHistory()->addCommand( cmd );
	    MetaDataBase::setPropertyChanged( w, "pixmap", TRUE );
	}
    }
}

void MainWindow::handleRMBSpecialCommands( int id, QMap<QString, int> &commands, QWidget *w )
{
    if ( w->inherits( "QTabWidget" ) ) {
	QTabWidget *tw = (QTabWidget*)w;
	if ( id == commands[ "add" ] ) {
	    AddTabPageCommand *cmd =
		new AddTabPageCommand( tr( "Add Page to %1" ).arg( tw->name() ), formWindow(),
				       tw, "Tab" );
	    formWindow()->commandHistory()->addCommand( cmd );
	    cmd->execute();
	} else if ( id == commands[ "remove" ] ) {
	    if ( tw->currentPage() ) {
		QDesignerTabWidget *dtw = (QDesignerTabWidget*)tw;
		DeleteTabPageCommand *cmd =
		    new DeleteTabPageCommand( tr( "Delete Page %1 of %2" ).
					      arg( dtw->pageTitle() ).arg( tw->name() ),
					      formWindow(), tw, tw->currentPage() );
		formWindow()->commandHistory()->addCommand( cmd );
		cmd->execute();
	    }
	}
    } else if ( w->inherits( "QWidgetStack" ) ) {
	QDesignerWidgetStack *ws = (QDesignerWidgetStack*)w;
	if ( id == commands[ "add" ] ) {
	    AddWidgetStackPageCommand *cmd =
		new AddWidgetStackPageCommand( tr( "Add Page to %1" ).arg( ws->name() ),
					       formWindow(), ws );
	    formWindow()->commandHistory()->addCommand( cmd );
	    cmd->execute();
	} else if ( id == commands[ "remove" ] ) {
	    if ( ws->visibleWidget() ) {
		DeleteWidgetStackPageCommand *cmd =
		    new DeleteWidgetStackPageCommand( tr( "Delete Page %1 of %2" ).
						      arg( ws->currentPage() ).arg( ws->name() ),
						      formWindow(), ws, ws->visibleWidget() );
		formWindow()->commandHistory()->addCommand( cmd );
		cmd->execute();
	    }
	} else if ( id == commands[ "nextpage" ] ) {
	    int currentPage = w->property( "currentPage" ).toInt();
	    QString pn( tr( "Raise next page of '%2'" ).arg( w->name() ) );
	    SetPropertyCommand *cmd =
		new SetPropertyCommand( pn, formWindow(), w, propertyEditor,
					"currentPage", currentPage,
					currentPage + 1, QString::null, QString::null );
	    cmd->execute();
	    formWindow()->commandHistory()->addCommand( cmd );
	    MetaDataBase::setPropertyChanged( w, "currentPage", TRUE );
	} else if ( id == commands[ "prevpage" ] ) {
	    int currentPage = w->property( "currentPage" ).toInt();
	    QString pn( tr( "Raise previous page of '%2'" ).arg( w->name() ) );
	    SetPropertyCommand *cmd =
		new SetPropertyCommand( pn, formWindow(), w, propertyEditor,
					"currentPage", currentPage,
					currentPage -1, QString::null, QString::null );
	    cmd->execute();
	    formWindow()->commandHistory()->addCommand( cmd );
	    MetaDataBase::setPropertyChanged( w, "currentPage", TRUE );
	}
#ifdef QT_CONTAINER_CUSTOM_WIDGETS
    } else if ( WidgetDatabase::
		isCustomPluginWidget( WidgetDatabase::
				      idFromClassName( WidgetFactory::classNameOf( w ) ) ) ) {
	if ( id == commands[ "add" ] ) {
	    AddContainerPageCommand *cmd =
		new AddContainerPageCommand( tr( "Add Page to %1" ).arg( w->name() ),
					     formWindow(), w, "Page" );
	    formWindow()->commandHistory()->addCommand( cmd );
	    cmd->execute();
	} else if ( id == commands[ "remove" ] ) {
	    QWidgetContainerInterfacePrivate *iface = containerWidgetInterface( w );
	    if ( iface ) {
		QString wClassName = WidgetFactory::classNameOf( w );
		int index = iface->currentIndex( wClassName, w );
		DeleteContainerPageCommand *cmd =
		    new DeleteContainerPageCommand( tr( "Delete Page %1 of %2" ).
						    arg( iface->pageLabel( wClassName,
									   w, index ) ).
						    arg( w->name() ),
						    formWindow(), w, index );
		formWindow()->commandHistory()->addCommand( cmd );
		cmd->execute();
		iface->release();
	    }
	} else if ( id == commands[ "rename" ] ) {
	    QWidgetContainerInterfacePrivate *iface = containerWidgetInterface( w );
	    if ( iface ) {
		bool ok = FALSE;
		QString wClassName = WidgetFactory::classNameOf( w );
		int index = iface->currentIndex( wClassName, w );
		QString text = QInputDialog::getText( tr("Page Title"), tr( "New page title" ),
						      QLineEdit::Normal,
						      iface->pageLabel( wClassName, w,
								       index ),
						      &ok, this );
		if ( ok ) {
		    RenameContainerPageCommand *cmd =
			new RenameContainerPageCommand( tr( "Rename Page %1 to %2" ).
							arg( iface->
							     pageLabel( wClassName, w,
									index ) ).
							arg( text ), formWindow(),
							w, index, text );
		    formWindow()->commandHistory()->addCommand( cmd );
		    cmd->execute();
		}
		iface->release();
	    }
	}
#endif
    }

    if ( WidgetFactory::hasSpecialEditor( WidgetDatabase::
				  idFromClassName( WidgetFactory::classNameOf( w ) ) ) ) {
	if ( id == commands[ "edit" ] )
	    WidgetFactory::editWidget( WidgetDatabase::
		       idFromClassName( WidgetFactory::classNameOf( w ) ), this, w, formWindow() );
    }
}

void MainWindow::handleRMBSpecialCommands( int id, QMap<QString, int> &commands, FormWindow *fw )
{
    if ( fw->mainContainer()->inherits( "QWizard" ) ) {
	QWizard *wiz = (QWizard*)fw->mainContainer();
	if ( id == commands[ "add" ] ) {
	    AddWizardPageCommand *cmd =
		new AddWizardPageCommand( tr( "Add Page to %1" ).arg( wiz->name() ),
					  formWindow(), wiz, "Page" );
	    formWindow()->commandHistory()->addCommand( cmd );
	    cmd->execute();
	} else if ( id == commands[ "remove" ] ) {
	    if ( wiz->currentPage() ) {
		QDesignerWizard *dw = (QDesignerWizard*)wiz;
		DeleteWizardPageCommand *cmd =
		    new DeleteWizardPageCommand( tr( "Delete Page %1 of %2" ).
						 arg( dw->pageTitle() ).arg( wiz->name() ),
						 formWindow(), wiz,
						 wiz->indexOf( wiz->currentPage() ) );
		formWindow()->commandHistory()->addCommand( cmd );
		cmd->execute();
	    }
	} else if ( id == commands[ "edit" ] ) {
	    WizardEditor *e = new WizardEditor( this, wiz, fw );
	    e->exec();
	    delete e;
	} else if ( id == commands[ "rename" ] ) {

	    bool ok = FALSE;
	    QDesignerWizard *dw = (QDesignerWizard*)wiz;
	    QString text = QInputDialog::getText( tr("Page Title"), tr( "New page title" ),
					  QLineEdit::Normal, dw->pageTitle(), &ok, this );
	    if ( ok ) {
		QString pn( tr( "Rename page %1 of %2" ).arg( dw->pageTitle() ).arg( wiz->name() ) );
		RenameWizardPageCommand *cmd =
		    new RenameWizardPageCommand( pn, formWindow()
						 , wiz, wiz->indexOf( wiz->currentPage() ), text );
		formWindow()->commandHistory()->addCommand( cmd );
		cmd->execute();
	    }
	}
    } else if ( fw->mainContainer()->inherits( "QMainWindow" ) ) {
	QMainWindow *mw = (QMainWindow*)fw->mainContainer();
	if ( id == commands[ "add_toolbar" ] ) {
	    AddToolBarCommand *cmd =
		new AddToolBarCommand( tr( "Add Toolbar to '%1'" ).arg( formWindow()->name() ),
				       formWindow(), mw );
	    formWindow()->commandHistory()->addCommand( cmd );
	    cmd->execute();
	} else if ( id == commands[ "add_menu_item" ] ) {
	    AddMenuCommand *cmd =
		new AddMenuCommand( tr( "Add Menu to '%1'" ).arg( formWindow()->name() ),
				    formWindow(), mw );
	    formWindow()->commandHistory()->addCommand( cmd );
	    cmd->execute();
	}
    }
}

void MainWindow::clipboardChanged()
{
    QString text( qApp->clipboard()->text() );
    QString start( "<!DOCTYPE UI-SELECTION>" );
    actionEditPaste->setEnabled( text.left( start.length() ) == start );
}

void MainWindow::selectionChanged()
{
    layoutChilds = FALSE;
    layoutSelected = FALSE;
    breakLayout = FALSE;
    if ( !formWindow() ) {
	actionEditCut->setEnabled( FALSE );
	actionEditCopy->setEnabled( FALSE );
	actionEditDelete->setEnabled( FALSE );
	actionEditAdjustSize->setEnabled( FALSE );
	actionEditHLayout->setEnabled( FALSE );
	actionEditVLayout->setEnabled( FALSE );
	actionEditSplitHorizontal->setEnabled( FALSE );
	actionEditSplitVertical->setEnabled( FALSE );
	actionEditGr