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Undo/redo implemented

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git-svn-id: https://svn.code.sf.net/p/qlscribe/svn/trunk@132 cac9541e-1b8d-4bfa-827e-589bba606050
This commit is contained in:
ruglory
2009-03-24 22:26:57 +00:00
parent 7b8838c2cd
commit 10639af10e
7 changed files with 143 additions and 14 deletions
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src/mainwindow.cpp
+33 -2
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@@ -112,6 +112,16 @@ MainWindow::MainWindow( bool enablePrint )
m_menuEdit = menuBar()->addMenu( tr( "Edit", "Menu item \"Edit\"" ) );
m_actionUndo = m_menuEdit->addAction( tr( "Undo", "Menu item \"Undo\"" ),
this,
SLOT(onMenuUndo()),
QKeySequence( Qt::CTRL + Qt::Key_Z ) );
m_actionRedo = m_menuEdit->addAction( tr( "Redo", "Menu item \"Redo\"" ),
this,
SLOT(onMenuRedo()),
QKeySequence( Qt::CTRL + Qt::Key_R ) );
m_actionCopy = m_menuEdit->addAction( tr( "Copy", "Menu item \"Copy\"" ),
this,
SLOT(onMenuCopy()),
@@ -244,10 +254,11 @@ void MainWindow::onMenuNewLabel( int mode )
{
QCDView *newView = new QCDView;
QCDScene *scene = new QCDScene( newView );
scene->setLabelMode( LabelMode( mode ) );
scene->start( LabelMode( mode ) );
newView->setScene( scene );
scene->setName();
connect( scene, SIGNAL(selectionChanged()), this, SLOT(updateMenu()) );
connect( scene, SIGNAL(changed()), this, SLOT(updateMenu()) );
QMdiSubWindow *subWindow = m_mdiArea->addSubWindow( newView );
subWindow->show();
@@ -311,6 +322,7 @@ void MainWindow::onMenuOpen()
return;
}
connect( scene, SIGNAL(selectionChanged()), this, SLOT(updateMenu()) );
connect( scene, SIGNAL(changed()), this, SLOT(updateMenu()) );
QMdiSubWindow *subWindow = m_mdiArea->addSubWindow( newView );
subWindow->show();
@@ -377,6 +389,20 @@ void MainWindow::onMenuPrint()
}
}
void MainWindow::onMenuUndo()
{
QCDScene *scene = getScene( m_mdiArea );
if( scene )
scene->undo();
}
void MainWindow::onMenuRedo()
{
QCDScene *scene = getScene( m_mdiArea );
if( scene )
scene->redo();
}
void MainWindow::onMenuCopy()
{
QCDScene *scene = getScene( m_mdiArea );
@@ -403,7 +429,7 @@ void MainWindow::onMenuAbout()
QMessageBox::about( this,
tr( "About" ),
tr( "<h3>qlscribe - Qt lisghtScribe</h3>"
"<p>release 0.9 $Revision$</p>"
"<p>prerelease 0.10 $Revision$</p>"
"<p>visit project at home page "
"<a href=\"http://qlscribe.sourceforge.net/\">qlscribe.sourceforge.net</a></p>" ) );
}
@@ -425,10 +451,15 @@ void MainWindow::updateMenu()
m_menuInsert->setEnabled( scene );
if( !scene ) {
m_actionUndo->setEnabled( false );
m_actionRedo->setEnabled( false );
m_actionCopy->setEnabled( false );
m_actionCut->setEnabled( false );
m_actionPaste->setEnabled( false );
} else {
m_actionUndo->setEnabled( scene->canUndo() );
m_actionRedo->setEnabled( scene->canRedo() );
const QMimeData *mdata = QApplication::clipboard()->mimeData();
m_actionPaste->setEnabled( mdata && mdata->hasFormat( itemMimeType ) );