Re: GtkTextView: how to stop default "paste-clipboard" handler ?

[Micah Carrick <email micahcarrick com>]

You may have to instead catch the Ctrl+V keybinding from within a 
handler for "key-press-event" and return TRUE to prevent further processing.

- Micah Carrick

 Developer - http://www.micahcarrick.com
 GTK+ Forums - http://www.gtkforums.com



Miroslav Rajcic wrote:
> I've needed to override the default GtkTextView pasting code in order to 
> support
> pasting of formatted text.
>
> My problem is that after adding the handler for "paste-clipboard" signal,
> the same text is pasted twice:
> - once as a formatted text,
> - and once more as a plain text (I suspect this other copy is due to default 
> signal handler).
>
> My code goes like this:
>
> g_signal_connect (G_OBJECT (textview1), "paste-clipboard", G_CALLBACK 
> (on_paste1_activate), NULL);
>
> void on_paste1_activate (GtkMenuItem *menuitem, gpointer user_data)
> {
>     //g_signal_stop_emission_by_name(textview1, "paste-clipboard");
>
>     //do my stuff here, paste will happen within the 
> MyClipboardTargetsReceivedFunc
>     GtkClipboard *clipboard = gtk_widget_get_clipboard (textview1, 
> GDK_SELECTION_CLIPBOARD);
>     gtk_clipboard_request_targets(clipboard, MyClipboardTargetsReceivedFunc, 
> NULL);
> }
>
> It appears if I add the call to stop signal emission (see commented line), 
> it actually kills my own handler instead of the system one.
> The result is that only plain text copy is pasted now.
>
> Can anyone recomend the way to kill the default handler for 
> "paste-clipboard" signal ? 
>
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