On 11/22/13 16:39, Sergei Kolomeeyets wrote:
> Hi,
> to write a trivial key-press handler like the following:
>
> static gboolean key_pressed (GtkWidget *area, GdkEventKey *event, GPtrArray
> *ptLinePoints)
> {
> GError *error;
> guint tt;
>
> if (event->keyval == GDK_Delete) {
> ...
> }
>
> if (event->keyval == GDK_Return) {
> ...
> }
>
> return FALSE;
> }
>
> one can use predefined constants from gdk/gdkkeysyms.h. Is there anybody
> who could tell me what all those constants written in the file mean (except
> the most explicit ones like GDK_Delete or similar)? The question about the
> possible meaning of GDK_KP_Enter, for instance, drivers me up the wall
> really. I'm actually able to guess the meaning of "Enter" and "GDK",,, But
> what does that KP mean? Of course, the question is not about only one
I believe it stands for KeyPad, for the "other" Enter key by the, well,
keypad.
> constant, but about the whole set of names which is in the file. Who knows
> it or where can I get the description for them?
>
> In particulary, I badly need to use Alt+<...> and Ctrl+<...> combinations.
> It would be very appreciated if someone throw a hint to me at least
> relating to hexes for such combinations.
> Tricks like
> tt = event->keyval;
> g_print ("%h", tt);
> give nothing.
Maybe try: g_print ("%s", gdk_keyval_name (event->keyval));
Also for Ctrl/Alt/etc those are modifiers, you should check event->state
-j
>
> Thanks!
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>
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