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gtk2/gdk/directfb/gdkdisplay-directfb.c
Lionel Landwerlin 737f035959 directfb: rework backend initialization a little bit 
Make it look more like the x11 backend. Also some people reported
crash early in the backend initialization about some colormap stuff,
this should avoid the problem.

Signed-off-by: Lionel Landwerlin <llandwerlin@gmail.com>
2010-08-31 21:08:21 +02:00

552 lines
14 KiB
C
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/* GDK - The GIMP Drawing Kit
* Copyright (C) 1995-1997 Peter Mattis, Spencer Kimball and Josh MacDonald
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the
* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, USA.
*/
/*
* Modified by the GTK+ Team and others 1997-2000. See the AUTHORS
* file for a list of people on the GTK+ Team. See the ChangeLog
* files for a list of changes. These files are distributed with
* GTK+ at ftp://ftp.gtk.org/pub/gtk/.
*/
#include "config.h"
#include <glib.h>
#include "gdk.h"
#include "gdkdirectfb.h"
#include "gdkprivate-directfb.h"
#include "gdkscreen.h"
#include "gdkdisplaymanager.h"
#include "gdkalias.h"
extern void _gdk_visual_init (void);
extern void _gdk_events_init (void);
extern void _gdk_input_init (void);
extern void _gdk_dnd_init (void);
extern void _gdk_windowing_window_init (GdkScreen *screen);
extern void _gdk_windowing_image_init (void);
extern void _gdk_directfb_keyboard_init (void);
static gboolean gdk_directfb_argb_font = FALSE;
static gint gdk_directfb_glyph_surface_cache = 8;
const GOptionEntry _gdk_windowing_args[] =
{
{ "disable-aa-fonts",0,0,G_OPTION_ARG_INT,&gdk_directfb_monochrome_fonts,NULL,NULL },
{ "argb-font",0,0, G_OPTION_ARG_INT, &gdk_directfb_argb_font,NULL,NULL},
{ "transparent-unfocused",0,0, G_OPTION_ARG_INT, &gdk_directfb_apply_focus_opacity,NULL,NULL },
{ "glyph-surface-cache",0,0,G_OPTION_ARG_INT,&gdk_directfb_glyph_surface_cache,NULL,NULL },
{ "enable-color-keying",0,0,G_OPTION_ARG_INT,&gdk_directfb_enable_color_keying,NULL,NULL },
{ NULL }
};
/* Main entry point for gdk in 2.6 args are parsed
*/
GdkDisplay *
gdk_display_open (const gchar *display_name)
{
IDirectFB *directfb;
IDirectFBDisplayLayer *layer;
IDirectFBInputDevice *keyboard;
DFBResult ret;
if (_gdk_display)
{
return GDK_DISPLAY_OBJECT (_gdk_display); /* single display only */
}
ret = DirectFBInit (NULL, NULL);
if (ret != DFB_OK)
{
DirectFBError ("gdk_display_open: DirectFBInit", ret);
return NULL;
}
ret = DirectFBCreate (&directfb);
if (ret != DFB_OK)
{
DirectFBError ("gdk_display_open: DirectFBCreate", ret);
return NULL;
}
_gdk_display = g_object_new (GDK_TYPE_DISPLAY_DFB, NULL);
_gdk_display->directfb = directfb;
ret = directfb->GetDisplayLayer (directfb, DLID_PRIMARY, &layer);
if (ret != DFB_OK)
{
DirectFBError ("gdk_display_open: GetDisplayLayer", ret);
directfb->Release (directfb);
_gdk_display->directfb = NULL;
return NULL;
}
ret = directfb->GetInputDevice (directfb, DIDID_KEYBOARD, &keyboard);
if (ret != DFB_OK)
{
DirectFBError ("gdk_display_open: GetInputDevice", ret);
directfb->Release (directfb);
_gdk_display->directfb = NULL;
return NULL;
}
_gdk_display->layer = layer;
_gdk_display->keyboard = keyboard;
_gdk_directfb_keyboard_init ();
_gdk_screen = g_object_new (GDK_TYPE_SCREEN, NULL);
_gdk_visual_init ();
_gdk_windowing_window_init (_gdk_screen);
gdk_screen_set_default_colormap (_gdk_screen,
gdk_screen_get_system_colormap (_gdk_screen));
_gdk_windowing_image_init ();
_gdk_events_init ();
_gdk_input_init ();
_gdk_dnd_init ();
layer->EnableCursor (layer, 1);
g_signal_emit_by_name (gdk_display_manager_get (),
"display_opened", _gdk_display);
return GDK_DISPLAY_OBJECT (_gdk_display);
}
GType
gdk_display_dfb_get_type (void)
{
static GType object_type = 0;
if (!object_type)
{
const GTypeInfo object_info =
{
sizeof (GdkDisplayDFBClass),
(GBaseInitFunc) NULL,
(GBaseFinalizeFunc) NULL,
(GClassInitFunc) NULL,
NULL, /* class_finalize */
NULL, /* class_data */
sizeof (GdkDisplayDFB),
0, /* n_preallocs */
(GInstanceInitFunc) NULL,
};
object_type = g_type_register_static (GDK_TYPE_DISPLAY,
"GdkDisplayDFB",
&object_info, 0);
}
return object_type;
}
IDirectFBSurface *
gdk_display_dfb_create_surface (GdkDisplayDFB *display, int format, int width, int height)
{
DFBResult ret;
IDirectFBSurface *temp;
DFBSurfaceDescription dsc;
dsc.flags = DSDESC_WIDTH | DSDESC_HEIGHT | DSDESC_PIXELFORMAT;
dsc.width = width;
dsc.height = height;
dsc.pixelformat = format;
ret = display->directfb->CreateSurface (display->directfb, &dsc, &temp);
if (ret)
{
DirectFBError ("gdk_display_dfb_create_surface ", ret);
return NULL;
}
return temp;
}
/*************************************************************************************************
* Displays and Screens
*/
void
_gdk_windowing_set_default_display (GdkDisplay *display)
{
_gdk_display = GDK_DISPLAY_DFB (display);
}
G_CONST_RETURN gchar *
gdk_display_get_name (GdkDisplay *display)
{
return gdk_get_display_arg_name ();
}
int
gdk_display_get_n_screens (GdkDisplay *display)
{
return 1;
}
GdkScreen *
gdk_display_get_screen (GdkDisplay *display,
gint screen_num)
{
return _gdk_screen;
}
GdkScreen *
gdk_display_get_default_screen (GdkDisplay *display)
{
return _gdk_screen;
}
gboolean
gdk_display_supports_shapes (GdkDisplay *display)
{
return FALSE;
}
gboolean
gdk_display_supports_input_shapes (GdkDisplay *display)
{
return FALSE;
}
GdkWindow *gdk_display_get_default_group (GdkDisplay *display)
{
g_return_val_if_fail (GDK_IS_DISPLAY (display), NULL);
return _gdk_parent_root;
}
/*************************************************************************************************
* Selection and Clipboard
*/
gboolean
gdk_display_supports_selection_notification (GdkDisplay *display)
{
return FALSE;
}
gboolean gdk_display_request_selection_notification (GdkDisplay *display,
GdkAtom selection)
{
g_warning("gdk_display_request_selection_notification Unimplemented function \n");
return FALSE;
}
gboolean
gdk_display_supports_clipboard_persistence (GdkDisplay *display)
{
g_warning("gdk_display_supports_clipboard_persistence Unimplemented function \n");
return FALSE;
}
void
gdk_display_store_clipboard (GdkDisplay *display,
GdkWindow *clipboard_window,
guint32 time_,
const GdkAtom *targets,
gint n_targets)
{
g_warning("gdk_display_store_clipboard Unimplemented function \n");
}
/*************************************************************************************************
* Pointer
*/
static gboolean _gdk_directfb_pointer_implicit_grab = FALSE;
GdkGrabStatus
gdk_directfb_pointer_grab (GdkWindow *window,
gint owner_events,
GdkEventMask event_mask,
GdkWindow *confine_to,
GdkCursor *cursor,
guint32 time,
gboolean implicit_grab)
{
GdkWindow *toplevel;
GdkWindowImplDirectFB *impl;
if (_gdk_directfb_pointer_grab_window)
{
if (implicit_grab && !_gdk_directfb_pointer_implicit_grab)
return GDK_GRAB_ALREADY_GRABBED;
gdk_pointer_ungrab (time);
}
toplevel = gdk_directfb_window_find_toplevel (window);
impl = GDK_WINDOW_IMPL_DIRECTFB (GDK_WINDOW_OBJECT (toplevel)->impl);
if (impl->window)
{
if (impl->window->GrabPointer (impl->window) == DFB_LOCKED)
return GDK_GRAB_ALREADY_GRABBED;
}
if (event_mask & GDK_BUTTON_MOTION_MASK)
event_mask |= (GDK_BUTTON1_MOTION_MASK |
GDK_BUTTON2_MOTION_MASK |
GDK_BUTTON3_MOTION_MASK);
_gdk_directfb_pointer_implicit_grab = implicit_grab;
_gdk_directfb_pointer_grab_window = g_object_ref (window);
_gdk_directfb_pointer_grab_owner_events = owner_events;
_gdk_directfb_pointer_grab_confine = (confine_to ?
g_object_ref (confine_to) : NULL);
_gdk_directfb_pointer_grab_events = event_mask;
_gdk_directfb_pointer_grab_cursor = (cursor ?
gdk_cursor_ref (cursor) : NULL);
gdk_directfb_window_send_crossing_events (NULL,
window,
GDK_CROSSING_GRAB);
return GDK_GRAB_SUCCESS;
}
void
gdk_directfb_pointer_ungrab (guint32 time,
gboolean implicit_grab)
{
GdkWindow *toplevel;
GdkWindow *mousewin;
GdkWindow *old_grab_window;
GdkWindowImplDirectFB *impl;
if (implicit_grab && !_gdk_directfb_pointer_implicit_grab)
return;
if (!_gdk_directfb_pointer_grab_window)
return;
toplevel =
gdk_directfb_window_find_toplevel (_gdk_directfb_pointer_grab_window);
impl = GDK_WINDOW_IMPL_DIRECTFB (GDK_WINDOW_OBJECT (toplevel)->impl);
if (impl->window)
impl->window->UngrabPointer (impl->window);
if (_gdk_directfb_pointer_grab_confine)
{
g_object_unref (_gdk_directfb_pointer_grab_confine);
_gdk_directfb_pointer_grab_confine = NULL;
}
if (_gdk_directfb_pointer_grab_cursor)
{
gdk_cursor_unref (_gdk_directfb_pointer_grab_cursor);
_gdk_directfb_pointer_grab_cursor = NULL;
}
old_grab_window = _gdk_directfb_pointer_grab_window;
_gdk_directfb_pointer_grab_window = NULL;
_gdk_directfb_pointer_implicit_grab = FALSE;
mousewin = gdk_window_at_pointer (NULL, NULL);
gdk_directfb_window_send_crossing_events (old_grab_window,
mousewin,
GDK_CROSSING_UNGRAB);
g_object_unref (old_grab_window);
}
void
gdk_display_pointer_ungrab (GdkDisplay *display,
guint32 time)
{
GdkPointerGrabInfo *grab = _gdk_display_get_last_pointer_grab (display);
if (grab)
{
grab->serial_end = 0;
}
_gdk_display_pointer_grab_update (display, 0);
}
/*************************************************************************************************
* Keyboard
*/
GdkGrabStatus
gdk_directfb_keyboard_grab (GdkDisplay *display,
GdkWindow *window,
gint owner_events,
guint32 time)
{
GdkWindow *toplevel;
GdkWindowImplDirectFB *impl;
g_return_val_if_fail (GDK_IS_WINDOW (window), 0);
if (_gdk_directfb_keyboard_grab_window)
gdk_keyboard_ungrab (time);
toplevel = gdk_directfb_window_find_toplevel (window);
impl = GDK_WINDOW_IMPL_DIRECTFB (GDK_WINDOW_OBJECT (toplevel)->impl);
if (impl->window)
{
if (impl->window->GrabKeyboard (impl->window) == DFB_LOCKED)
return GDK_GRAB_ALREADY_GRABBED;
}
_gdk_directfb_keyboard_grab_window = g_object_ref (window);
_gdk_directfb_keyboard_grab_owner_events = owner_events;
return GDK_GRAB_SUCCESS;
}
void
gdk_directfb_keyboard_ungrab (GdkDisplay *display,
guint32 time)
{
GdkWindow *toplevel;
GdkWindowImplDirectFB *impl;
if (!_gdk_directfb_keyboard_grab_window)
return;
toplevel = gdk_directfb_window_find_toplevel (_gdk_directfb_keyboard_grab_window);
impl = GDK_WINDOW_IMPL_DIRECTFB (GDK_WINDOW_OBJECT (toplevel)->impl);
if (impl->window)
impl->window->UngrabKeyboard (impl->window);
g_object_unref (_gdk_directfb_keyboard_grab_window);
_gdk_directfb_keyboard_grab_window = NULL;
}
/*
*--------------------------------------------------------------
* gdk_keyboard_grab
*
* Grabs the keyboard to a specific window
*
* Arguments:
* "window" is the window which will receive the grab
* "owner_events" specifies whether events will be reported as is,
* or relative to "window"
* "time" specifies the time
*
* Results:
*
* Side effects:
* requires a corresponding call to gdk_keyboard_ungrab
*
*--------------------------------------------------------------
*/
GdkGrabStatus
gdk_display_keyboard_grab (GdkDisplay *display,
GdkWindow *window,
gint owner_events,
guint32 time)
{
return gdk_directfb_keyboard_grab (display, window, owner_events, time);
}
void
gdk_display_keyboard_ungrab (GdkDisplay *display,
guint32 time)
{
return gdk_directfb_keyboard_ungrab (display, time);
}
/*************************************************************************************************
* Misc Stuff
*/
void
gdk_display_beep (GdkDisplay *display)
{
}
void
gdk_display_sync (GdkDisplay *display)
{
}
void
gdk_display_flush (GdkDisplay *display)
{
}
/*************************************************************************************************
* Notifications
*/
void
gdk_notify_startup_complete (void)
{
}
/**
* gdk_notify_startup_complete_with_id:
* @startup_id: a startup-notification identifier, for which notification
* process should be completed
*
* Indicates to the GUI environment that the application has finished
* loading, using a given identifier.
*
* GTK+ will call this function automatically for #GtkWindow with custom
* startup-notification identifier unless
* gtk_window_set_auto_startup_notification() is called to disable
* that feature.
*
* Since: 2.12
**/
void
gdk_notify_startup_complete_with_id (const gchar* startup_id)
{
}
/*************************************************************************************************
* Compositing
*/
gboolean
gdk_display_supports_composite (GdkDisplay *display)
{
return FALSE;
}
#define __GDK_DISPLAY_X11_C__
#include "gdkaliasdef.c"
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