mainwindow.cpp

Qt/Embedded是一个多平台的C++图形用户界面应用程序框架

    a->setStatusTip( tr( "Saves the current form with a new filename" ) );
    a->setWhatsThis( tr( "Save the current form with a new filename" ) );
    connect( a, SIGNAL( activated() ), this, SLOT( fileSaveAs() ) );
    connect( this, SIGNAL( hasActiveForm(bool) ), a, SLOT( setEnabled(bool) ) );
    a->addTo( menu );

    a = new QAction( this, 0 );
    a->setText( tr( "Save All" ) );
    a->setMenuText( tr( "Sa&ve All" ) );
    a->setStatusTip( tr( "Saves all open forms" ) );
    a->setWhatsThis( tr( "Save all open forms" ) );
    connect( a, SIGNAL( activated() ), this, SLOT( fileSaveAll() ) );
    connect( this, SIGNAL( hasActiveForm(bool) ), a, SLOT( setEnabled(bool) ) );
    a->addTo( menu );

    menu->insertSeparator();

    a = new QAction( this, 0 );
    a->setText( tr( "Create Template" ) );
    a->setMenuText( tr( "&Create Template..." ) );
    a->setStatusTip( tr( "Creates a new template" ) );
    a->setWhatsThis( tr( "Creates a new template" ) );
    connect( a, SIGNAL( activated() ), this, SLOT( fileCreateTemplate() ) );
    a->addTo( menu );

    menu->insertSeparator();

    a = new QAction( this, 0 );
    a->setText( tr( "Exit" ) );
    a->setMenuText( tr( "E&xit" ) );
    a->setStatusTip( tr( "Quits the application and prompts to save changed forms" ) );
    a->setWhatsThis( tr( "<b>Exit the designer</b>"
			 "<p>The Qt Designer will ask if you want to save changed forms before "
			 "the application closes.</p>") );
    connect( a, SIGNAL( activated() ), qApp, SLOT( closeAllWindows() ) );
    a->addTo( menu );
}

void MainWindow::setupPreviewActions()
{
    QAction* a = 0;
    QPopupMenu *menu = new QPopupMenu( this );
    menubar->insertItem( tr( "&Preview" ), menu );
		
    a = new QAction( tr( "Preview Form" ), createIconSet("previewform.xpm"),
				     tr( "Preview &Form" ), 0, this, 0 );
    a->setAccel( CTRL + Key_T );
    a->setStatusTip( tr("Opens a preview") );
    a->setWhatsThis( tr("<b>Open a preview</b>"
			"<p>Use the preview to test the design and "
			"signal-slot connections of the current form.</p>") );
    connect( a, SIGNAL( activated() ), this, SLOT( previewForm() ) );
    connect( this, SIGNAL( hasActiveForm(bool) ), a, SLOT( setEnabled(bool) ) );
    a->addTo( menu );

    menu->insertSeparator();

    a = new QAction( tr( "Preview Form in Motif Style" ), createIconSet("previewform.xpm"),
				     tr( "Preview Form in &Motif Style" ), 0, this, 0 );
    a->setStatusTip( tr("Opens a preview in Motif style") );
    a->setWhatsThis( tr("<b>Open a preview in Motif style.</b>"
			"<p>Use the preview to test the design and signal-slot "
			"connections of the form. The preview will use the Motif "
			"Look&Feel used as the default style on most UNIX-Systems.</p>") );
    connect( a, SIGNAL( activated() ), this, SLOT( previewFormMotif() ) );
    connect( this, SIGNAL( hasActiveForm(bool) ), a, SLOT( setEnabled(bool) ) );
    a->addTo( menu );

    a = new QAction( tr( "Preview Form in Windows Style" ), createIconSet("previewform.xpm"),
				     tr( "Preview Form in &Windows Style" ), 0, this, 0 );
    a->setStatusTip( tr("Opens a preview in Windows style") );
    a->setWhatsThis( tr("<b>Open a preview in Windows style.</b>"
			"<p>Use the preview to test the design and signal-slot "
			"connections of the form. The preview will use the Windows "
			"Look&Feel used as the default style on Windows-Systems.</p>") );
    connect( a, SIGNAL( activated() ), this, SLOT( previewFormWindows() ) );
    connect( this, SIGNAL( hasActiveForm(bool) ), a, SLOT( setEnabled(bool) ) );
    a->addTo( menu );

    a = new QAction( tr( "Preview Form in Platinum Style" ), createIconSet("previewform.xpm"),
				     tr( "Preview Form in &Platinum Style" ), 0, this, 0 );
    a->setStatusTip( tr("Opens a preview in Platinum style") );
    a->setWhatsThis( tr("<b>Open a preview in Platinum style.</b>"
			"<p>Use the preview to test the design and signal-slot "
			"connections of the form. The preview will use the Platinum "
			"Look&Feel resembling a Macinosh-like GUI style.</p>") );
    connect( a, SIGNAL( activated() ), this, SLOT( previewFormPlatinum() ) );
    connect( this, SIGNAL( hasActiveForm(bool) ), a, SLOT( setEnabled(bool) ) );
    a->addTo( menu );

    a = new QAction( tr( "Preview Form in CDE Style" ), createIconSet("previewform.xpm"),
				     tr( "Preview Form in &CDE Style" ), 0, this, 0 );
    a->setStatusTip( tr("Opens a preview in CDE style") );
    a->setWhatsThis( tr("<b>Open a preview in CDE style.</b>"
			"<p>Use the preview to test the design and signal-slot "
			"connections of the form. The preview will use the CDE "
			"Look&Feel which is similar to some versions of the "
			"Common Desktop Environment.</p>") );
    connect( a, SIGNAL( activated() ), this, SLOT( previewFormCDE() ) );
    connect( this, SIGNAL( hasActiveForm(bool) ), a, SLOT( setEnabled(bool) ) );
    a->addTo( menu );

    a = new QAction( tr( "Preview Form in SGI Style" ), createIconSet("previewform.xpm"),
		     tr( "Preview Form in &SGI Style" ), 0, this, 0 );
    a->setStatusTip( tr("Opens a preview in SGI style") );
    a->setWhatsThis( tr("<b>Open a preview in SGI style.</b>"
			"<p>Use the preview to test the design and signal-slot "
			"connections of the form. The preview will use the Motif "
			"Look&Feel used as the default style on SGI-systems.</p>") );
    connect( a, SIGNAL( activated() ), this, SLOT( previewFormSGI() ) );
    connect( this, SIGNAL( hasActiveForm(bool) ), a, SLOT( setEnabled(bool) ) );
    a->addTo( menu );

    a = new QAction( tr( "Preview Form in Motif Plus Style" ), createIconSet("previewform.xpm"),
		     tr( "Preview Form in Motif &Plus Style" ), 0, this, 0 );
    a->setStatusTip( tr("Opens a preview in Motif Plus style") );
    a->setWhatsThis( tr("<b>Open a preview in Motif Plus style.</b>"
			"<p>Use the preview to test the design and signal-slot "
			"connections of the form. The preview will use an advanced "
			"Motif Look&Feel as used by the GIMP toolkit (GTK) on Linux.</p>") );
    connect( a, SIGNAL( activated() ), this, SLOT( previewFormMotifPlus() ) );
    connect( this, SIGNAL( hasActiveForm(bool) ), a, SLOT( setEnabled(bool) ) );
    a->addTo( menu );
}

void MainWindow::setupWindowActions()
{
    if ( !actionWindowPropertyEditor ) {
	actionWindowPropertyEditor = new QAction( tr( "Property Editor" ), tr( "Property &Editor" ), 0, this, 0, TRUE );
	actionWindowPropertyEditor->setStatusTip( tr("Toggles the Property Editor") );
	actionWindowPropertyEditor->setWhatsThis( tr("<b>Toggle the Property Editor</b>"
						     "<p>Use the property editor to change the attributes of the "
						     "widgets in your form.</p>") );
	connect( actionWindowPropertyEditor, SIGNAL( toggled(bool) ), this, SLOT( windowPropertyEditor(bool) ) );

	actionWindowHierarchyView = new QAction( tr( "Object Hierarchy" ), tr( "Object &Hierarchy" ), 0, this, 0, TRUE );
	actionWindowHierarchyView->setStatusTip( tr("Toggles the Object Hierarchy view") );
	actionWindowHierarchyView->setWhatsThis( tr("<b>Toggle the Object Hierarchy view</b>"
						    "<p>The object hierarchy gives a quick overview about the relations "
						    "between the widgets in your form.</p>") );
	connect( actionWindowHierarchyView, SIGNAL( toggled(bool) ), this, SLOT( windowHierarchyView(bool) ) );

	actionWindowFormList = new QAction( tr( "Form List" ), tr( "&Form List" ), 0, this, 0, TRUE );
	actionWindowFormList->setStatusTip( tr("Toggles the Form List") );
	actionWindowFormList->setWhatsThis( tr("<b>Toggle the Form List</b>"
					       "<p>The Form List displays the filenames of all open forms, and a flag indicates "
					       "which forms have been changed.</p>") );
	connect( actionWindowFormList, SIGNAL( toggled(bool) ), this, SLOT( windowFormList(bool) ) );

	actionWindowTile = new QAction( tr( "Tile" ), tr( "&Tile" ), 0, this );
	actionWindowTile->setStatusTip( tr("Arranges all windows tiled") );
	actionWindowTile->setWhatsThis( tr("Arrange all windows tiled") );
	connect( actionWindowTile, SIGNAL( activated() ), workspace, SLOT( tile() ) );
	actionWindowCascade = new QAction( tr( "Cascade" ), tr( "&Cascade" ), 0, this );
	actionWindowCascade->setStatusTip( tr("Arrange all windows cascaded") );
	actionWindowCascade->setWhatsThis( tr("Arrange all windows cascaded") );
	connect( actionWindowCascade, SIGNAL( activated() ), workspace, SLOT( cascade() ) );

	actionWindowClose = new QAction( tr( "Close" ), tr( "Cl&ose" ), CTRL + Key_F4, this );
	actionWindowClose->setStatusTip( tr( "Closes the active window") );
	actionWindowClose->setWhatsThis( tr( "Close the active window") );
	connect( actionWindowClose, SIGNAL( activated() ), workspace, SLOT( closeActiveWindow() ) );

	actionWindowCloseAll = new QAction( tr( "Close All" ), tr( "Close Al&l" ), 0, this );
	actionWindowCloseAll->setStatusTip( tr( "Closes all form windows") );
	actionWindowCloseAll->setWhatsThis( tr( "Close all form windows") );
	connect( actionWindowCloseAll, SIGNAL( activated() ), this, SLOT( closeAllForms() ) );

    	actionWindowNext = new QAction( tr( "Next" ), tr( "Ne&xt" ), CTRL + Key_F6, this );
	actionWindowNext->setStatusTip( tr( "Activates the next window" ) );
	actionWindowNext->setWhatsThis( tr( "Activate the next window" ) );
	connect( actionWindowNext, SIGNAL( activated() ), workspace, SLOT( activateNextWindow() ) );

    	actionWindowPrevious = new QAction( tr( "Previous" ), tr( "Pre&vious" ), CTRL + SHIFT + Key_F6, this );
	actionWindowPrevious->setStatusTip( tr( "Activates the previous window" ) );
	actionWindowPrevious->setWhatsThis( tr( "Activate the previous window" ) );
	connect( actionWindowPrevious, SIGNAL( activated() ), workspace, SLOT( activatePreviousWindow() ) );
    }

    if ( !windowMenu ) {
	windowMenu = new QPopupMenu( this );
	menubar->insertItem( tr( "&Window" ), windowMenu );
	connect( windowMenu, SIGNAL( aboutToShow() ),
		 this, SLOT( setupWindowActions() ) );
    } else {
	windowMenu->clear();
    }

    actionWindowClose->addTo( windowMenu );
    actionWindowCloseAll->addTo( windowMenu );
    windowMenu->insertSeparator();
    actionWindowNext->addTo( windowMenu );
    actionWindowPrevious->addTo( windowMenu );
    windowMenu->insertSeparator();
    actionWindowTile->addTo( windowMenu );
    actionWindowCascade->addTo( windowMenu );
    windowMenu->insertSeparator();
    actionWindowPropertyEditor->addTo( windowMenu );
    actionWindowHierarchyView->addTo( windowMenu );
    actionWindowFormList->addTo( windowMenu );
    QWidgetList windows = workspace->windowList();
    if ( windows.count() && formWindow() )
	windowMenu->insertSeparator();
    int j = 0;
    for ( int i = 0; i < int( windows.count() ); ++i ) {
	QWidget *w = windows.at( i );
	if ( !w->inherits( "FormWindow" ) )
	    continue;
	j++;
	QString itemText;
	if ( j < 10 )
	    itemText = QString("&%1 ").arg( j );
	itemText += w->name();
	
	int id = windowMenu->insertItem( itemText, this, SLOT( windowsMenuActivated( int ) ) );
	windowMenu->setItemParameter( id, i );
	windowMenu->setItemChecked( id, workspace->activeWindow() == windows.at( i ) );
    }
}

void MainWindow::setupHelpActions()
{
    actionHelpContents = new QAction( tr( "Contents" ), tr( "&Contents" ), Key_F1, this, 0 );
    actionHelpContents->setStatusTip( tr("Opens the online help") );
    actionHelpContents->setWhatsThis( tr("<b>Open the online help</b>"
					 "<p>Use the online help to get detailed information "
					 "about selected components. Press the F1 key to open "
					 "context sensitive help on the selected item or property.</p>") );
    connect( actionHelpContents, SIGNAL( activated() ), this, SLOT( helpContents() ) );

    actionHelpManual = new QAction( tr( "Manual" ), tr( "&Manual" ), CTRL + Key_M, this, 0 );
    actionHelpManual->setStatusTip( tr("Opens the Qt Designer manual") );
    actionHelpManual->setWhatsThis( tr("<b>Open the Qt Designer manual</b>"
					 "<p>Use the Qt Designer Manual to get help about how to use the Qt Designer.</p>") );
    connect( actionHelpManual, SIGNAL( activated() ), this, SLOT( helpManual() ) );

    actionHelpAbout = new QAction( tr("About"), QPixmap(), tr("&About..."), 0, this, 0 );
    actionHelpAbout->setStatusTip( tr("Displays information about this product") );
    actionHelpAbout->setWhatsThis( tr("Get information about this product") );
    connect( actionHelpAbout, SIGNAL( activated() ), this, SLOT( helpAbout() ) );

    actionHelpAboutQt = new QAction( tr("About Qt"), QPixmap(), tr("About &Qt..."), 0, this, 0 );
    actionHelpAboutQt->setStatusTip( tr("Displays information about the Qt Toolkit") );
    actionHelpAboutQt->setWhatsThis( tr("Get information about the Qt Toolkit") );
    connect( actionHelpAboutQt, SIGNAL( activated() ), this, SLOT( helpAboutQt() ) );

    actionHelpWhatsThis = new QAction( tr("What's This?"), QIconSet( whatsthis_image, whatsthis_image ),
				       tr("What's This?"), SHIFT + Key_F1, this, 0 );
    actionHelpWhatsThis->setStatusTip( tr("\"What's This?\" context sensitive help") );
    actionHelpWhatsThis->setWhatsThis( tr("<b>That's me!</b>"
					  "<p>In What's This?-Mode, the mouse cursor shows an arrow with a questionmark, "
					  "and you can click on the interface elements to get a short "
					  "description of what they do and how to use them. In dialogs, "
					  "this feature can be accessed using the context help button in the titlebar.</p>") );
    connect( actionHelpWhatsThis, SIGNAL( activated() ), this, SLOT( whatsThis() ) );

#if defined(HAVE_KDE)
    KToolBar *tb = new KToolBar( this );
    tb->setFullSize( FALSE );
#else
    QToolBar *tb = new QToolBar( this );
#endif
    QWhatsThis::add( tb, tr( "<b>The Help toolbar</b>%1" ).arg(tr(toolbarHelp).arg("") ));
    addToolBar( tb, tr( "Help" ) );
    actionHelpWhatsThis->addTo( tb );

    QPopupMenu *menu = new QPopupMenu( this );
    menubar->insertSeparator();
    menubar->insertItem( tr( "&Help" ), menu );
    actionHelpContents->addTo( menu );
    actionHelpManual->addTo( menu );
    menu->insertSeparator();
    actionHelpAbout->addTo( menu );
    actionHelpAboutQt->addTo( menu );
    menu->insertSeparator();
    actionHelpWhatsThis->addTo( menu );
}

void MainWindow::setupPropertyEditor()
{
    propertyEditor = new PropertyEditor( workspace );
    propertyEditor->resize( 300, 600 );
    QWhatsThis::add( propertyEditor, tr("<b>The Property Editor</b>"
					"<p>You can change the appearance and behaviour of the selected widget in the "
					"property editor.</p>"
					"<p>You can set properties for components and forms at design time and see the "
					"changes immediately. Each property has its own editor which you can use to enter "
					"new values, open a special dialog or select values from a predefined list. "
					"Use <b>F1</b> to get detailed help for the selected property.</p>"
					"<p>You can resize the columns of the editor by dragging the separators of the list "
					"header.</p>") );
    propGeom = QRect( 0, 0, 300, 600 );
    connect( propertyEditor, SIGNAL( hidden() ),
	     this, SLOT( propertyEditorHidden() ) );
    actionWindowPropertyEditor->setOn( TRUE );
}

void MainWindow::setupHierarchyView()
{
    if ( hierarchyView )
	return;
    hierarchyView = new HierarchyView( workSpace() );
    hierarchyView->setCaption( tr( "Object Hierarchy" ) );
    hierarchyView->resize( 300, 500 );
    hvGeom = QRect( -1, -1, 300, 500 );
    QWhatsThis::add( hierarchyView, tr("<b>The Hierarchy View</b>"
				      "<p>The object hierarchy gives a quick overview about the relations "
				      "between the widgets in your form. You can use the clipboard functions using "
				      "a context menu for each item in the view.</p>"
				      "<p>The columns can be resized by dragging the separator in the list header.</p>" ) );
    connect( hierarchyView, SIGNAL( hidden() ),
	     this, SLOT( hierarchyViewHidden() ) );
    actionWindowHierarchyView->setOn( FALSE );
    hierarchyView->hide();
}

void MainWindow::setupFormList()
{
    formList = new FormList( workSpace(), this );
    formList->setCaption( tr( "Forms" ) );
    formList->resize( 600, 300 );
    flGeom = QRect( -1, -1, 600, 300 );
    QWhatsThis::add( formList, tr("<b>The Form List</b>"
				  "<p>The Form List displays the filenames of all open forms, and a flag indicates "
				  "which forms have been changed.</p>"
				  "<p>The columns can be resized by dragging the separator in the list header.</p>") );
    connect( formList, SIGNAL( hidden() ),
	     this, SLOT( formListHidden() ) );
    actionWindowFormList->setOn( FALSE );
    formList->hide();
}

void MainWindow::setupRMBMenus()
{
    rmbWidgets = new QPopupMenu( this );
    actionEditCut->addTo( rmbWidgets );
    actionEditCopy->addTo( rmbWidgets );
    actionEditPaste->addTo( rmbWidgets );
    actionEditDelete->addTo( rmbWidgets );
#if 0
    rmbWidgets->insertSeparator();