checks if pasting is valid before adding paste action

Author: joery0x3b800001

src/gui/clips/ClipView.cpp

@@ -1098,10 +1098,16 @@ void ClipView::contextMenuEvent( QContextMenuEvent * cme )
 			: tr("Copy selection"),
 		[this](){ contextMenuAction( ContextMenuAction::Copy ); } );
 
-	contextMenu.addAction(
+	using namespace Clipboard;
+	TimePos clipPos{m_clip->startPosition()};
+	TrackContentWidget *tcw = getTrackView()->getTrackContentWidget();
+	bool canPaste = tcw->canPasteSelection( clipPos, getMimeData() );
+
+	auto pasteAction = contextMenu.addAction(
 		embed::getIconPixmap( "edit_paste" ),
 		tr( "Paste" ),
 		[this](){ contextMenuAction( ContextMenuAction::Paste ); } );
+	pasteAction->setEnabled( canPaste );
 
 	contextMenu.addSeparator();