support app icon by reusing x11 sdl code

[sdl_omap.git] / src / video / omapdss / SDL_x11reuse.c

diff --git a/src/video/omapdss/SDL_x11reuse.c b/src/video/omapdss/SDL_x11reuse.c
new file mode 100644 (file)
index 0000000..d95bd65
--- /dev/null
+++ b/src/video/omapdss/SDL_x11reuse.c
@@ -0,0 +1,62 @@
+/* this file is all aobut reusing stock SDL's x11 functions */
+
+#include "SDL_x11reuse.h"
+#define SDL_PrivateVideoData SDL_x11_PrivateVideoData
+#include "../x11/SDL_x11video.h"
+
+/* mess from SDL_x11video.h */
+#undef SDL_Display
+#undef GFX_Display
+#undef SDL_Screen
+#undef WMwindow
+#undef SDL_iconcolors
+
+struct x11reuse_context {
+       SDL_VideoDevice fake_device;
+       struct SDL_x11_PrivateVideoData fake_x11private;
+};
+
+struct x11reuse_context *x11reuse_init(void)
+{
+       struct x11reuse_context *retval;
+       int ret;
+
+       ret = SDL_X11_LoadSymbols();
+       if (ret == 0) {
+               fprintf(stderr, "omapsdl: SDL_X11_LoadSymbols failed\n");
+               return NULL;
+       }
+
+       retval = calloc(1, sizeof(*retval));
+       if (retval == NULL)
+               return NULL;
+
+       retval->fake_device.hidden = &retval->fake_x11private;
+       return retval;
+}
+
+void x11reuse_SetCaption(struct x11reuse_context *context,
+       void *display, int screen, void *window,
+       const char *title, const char *icon)
+{
+       if (context == NULL)
+               return;
+
+       context->fake_x11private.X11_Display =
+       context->fake_x11private.GFX_Display = display;
+       context->fake_x11private.WMwindow = (Window)window;
+       X11_SetCaptionNoLock(&context->fake_device, title, icon);
+}
+
+void x11reuse_SetIcon(struct x11reuse_context *context,
+       void *display, int screen, void *window,
+       void *icon, void *mask)
+{
+       if (context == NULL)
+               return;
+
+       context->fake_x11private.X11_Display =
+       context->fake_x11private.GFX_Display = display;
+       context->fake_x11private.WMwindow = (Window)window;
+       X11_SetIcon(&context->fake_device, icon, mask);
+}