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2007-06-18 Matthew Allum <mallum@openedhand.com>

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* clutter/sdl/clutter-event-sdl.c:
        Seemingly fix SDL Event source.
        Add some very basic SDL keysym translation.
        (Thanks to Thomas Van Machelen for initial translation code)

        * tests/test-events.c:
        Dump some info on keysyms pressed.
This commit is contained in:
Matthew Allum 2007-06-18 09:15:00 +00:00
parent 339b22ded9
commit 1494a017c3
3 changed files with 102 additions and 9 deletions
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10
ChangeLog
View File

@ -1,3 +1,13 @@
2007-06-18 Matthew Allum <mallum@openedhand.com>
* clutter/sdl/clutter-event-sdl.c:
Seemingly fix SDL Event source.
Add some very basic SDL keysym translation.
(Thanks to Thomas Van Machelen for initial translation code)
* tests/test-events.c:
Dump some info on keysyms pressed.
2007-06-16 Emmanuele Bassi <ebassi@openedhand.com>
* clutter/clutter-actor.h:

88
clutter/sdl/clutter-event-sdl.c
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@ -30,6 +30,7 @@
#include "../clutter-private.h"
#include "../clutter-debug.h"
#include "../clutter-main.h"
#include "../clutter-keysyms.h"
#include <string.h>
#include <glib.h>
@ -109,18 +110,83 @@ static gboolean
clutter_event_prepare (GSource *source,
gint *timeout)
{
return FALSE;
SDL_Event events;
int num_events;
num_events = SDL_PeepEvents(&events, 1, SDL_PEEKEVENT, SDL_ALLEVENTS);
if (num_events == 1)
{
*timeout = 0;
return TRUE;
}
if (num_events == -1)
g_warning("Error polling SDL: %s", SDL_GetError());
*timeout = 50;
return clutter_events_pending ();
}
static gboolean
clutter_event_check (GSource *source)
{
SDL_Event events;
SDL_Event events;
int num_events;
/* Pump SDL */
SDL_PumpEvents();
return SDL_PeepEvents(&events, 1, SDL_PEEKEVENT, SDL_ALLEVENTS);
num_events = SDL_PeepEvents(&events, 1, SDL_PEEKEVENT, SDL_ALLEVENTS);
if (num_events == -1)
g_warning("Error polling SDL: %s", SDL_GetError());
return (num_events == 1 || clutter_events_pending ());
}
static void
key_event_translate (ClutterEvent *event,
SDL_Event *sdl_event)
{
event->key.time = 0;
/* FIXME: This is just a quick hack to make SDL keys roughly work.
* Fixing it properly is left as a exercise to someone who enjoys
* battleing the SDL API.
*
* We probably need to use sdl_event->key.keysym.unicode to do lookups
* and I have no idea how to get shifted keysyms. It looks quite easy
* if you drop into xlib but that then avoids the whole point of using
* SDL in the first place (More portability than just GLX)
*/
switch(sdl_event->key.keysym.sym)
{
case SDLK_UP: event->key.keyval = CLUTTER_Up; break;
case SDLK_DOWN: event->key.keyval = CLUTTER_Down; break;
case SDLK_LEFT: event->key.keyval = CLUTTER_Left; break;
case SDLK_RIGHT: event->key.keyval = CLUTTER_Right; break;
case SDLK_HOME: event->key.keyval = CLUTTER_Home; break;
case SDLK_END: event->key.keyval = CLUTTER_End; break;
case SDLK_PAGEUP: event->key.keyval = CLUTTER_Page_Up; break;
case SDLK_PAGEDOWN: event->key.keyval = CLUTTER_Page_Down; break;
case SDLK_BACKSPACE: event->key.keyval = CLUTTER_BackSpace; break;
case SDLK_DELETE: event->key.keyval = CLUTTER_Delete; break;
default:
event->key.keyval = sdl_event->key.keysym.sym;
}
event->key.hardware_keycode = sdl_event->key.keysym.scancode;
if (sdl_event->key.keysym.mod & KMOD_CTRL)
event->key.modifier_state
= event->key.modifier_state & CLUTTER_CONTROL_MASK;
if (sdl_event->key.keysym.mod & KMOD_SHIFT)
event->key.modifier_state
= event->key.modifier_state & CLUTTER_SHIFT_MASK;
}
static gboolean
@ -128,13 +194,21 @@ event_translate (ClutterBackend *backend,
ClutterEvent *event,
SDL_Event *sdl_event)
{
/* FIXME: Complete */
gboolean res;
res = TRUE;
switch (sdl_event->type)
{
case SDL_KEYDOWN:
event->type = CLUTTER_KEY_PRESS;
key_event_translate (event, sdl_event);
break;
case SDL_KEYUP:
event->type = CLUTTER_KEY_RELEASE;
key_event_translate (event, sdl_event);
break;
case SDL_MOUSEBUTTONDOWN:
switch (sdl_event->button.button)
@ -213,9 +287,9 @@ clutter_event_dispatch (GSource *source,
GSourceFunc callback,
gpointer user_data)
{
SDL_Event sdl_event;
ClutterEvent *event = NULL;
ClutterBackend *backend = ((ClutterEventSource *) source)->backend;
SDL_Event sdl_event;
ClutterEvent *event = NULL;
ClutterBackend *backend = ((ClutterEventSource *) source)->backend;
ClutterMainContext *clutter_context;
clutter_context = clutter_context_get_default ();

13
tests/test-events.c
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@ -5,13 +5,22 @@ input_cb (ClutterStage *stage,
ClutterEvent *event,
gpointer data)
{
gchar keybuf[9];
int len = 0;
switch (event->type)
{
case CLUTTER_KEY_PRESS:
printf("- KEY PRESS\n");
len = g_unichar_to_utf8 (clutter_keysym_to_unicode (event->key.keyval),
keybuf);
keybuf[len] = '\0';
printf("- KEY PRESS '%s'\n", keybuf);
break;
case CLUTTER_KEY_RELEASE:
printf("- KEY RELEASE\n");
len = g_unichar_to_utf8 (clutter_keysym_to_unicode (event->key.keyval),
keybuf);
keybuf[len] = '\0';
printf("- KEY RELEASE '%s'\n");
break;
case CLUTTER_MOTION:
printf("- MOTION\n");