gtk2/gdk/gdkcursor.c

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/* GDK - The GIMP Drawing Kit
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* 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
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* 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.
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*
* You should have received a copy of the GNU Lesser General Public
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* 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
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* 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"
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#include "gdkcursor.h"
#include "gdkdisplay.h"
#include "gdkinternals.h"
#include "gdkalias.h"
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GType
gdk_cursor_get_type (void)
{
static GType our_type = 0;
if (our_type == 0)
our_type = g_boxed_type_register_static (g_intern_static_string ("GdkCursor"),
(GBoxedCopyFunc)gdk_cursor_ref,
(GBoxedFreeFunc)gdk_cursor_unref);
return our_type;
}
/**
* gdk_cursor_ref:
* @cursor: a #GdkCursor
*
* Adds a reference to @cursor.
*
* Return value: Same @cursor that was passed in
**/
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GdkCursor*
gdk_cursor_ref (GdkCursor *cursor)
{
g_return_val_if_fail (cursor != NULL, NULL);
g_return_val_if_fail (cursor->ref_count > 0, NULL);
cursor->ref_count += 1;
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return cursor;
}
/**
* gdk_cursor_unref:
* @cursor: a #GdkCursor
*
* Removes a reference from @cursor, deallocating the cursor
* if no references remain.
*
**/
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void
gdk_cursor_unref (GdkCursor *cursor)
{
g_return_if_fail (cursor != NULL);
g_return_if_fail (cursor->ref_count > 0);
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cursor->ref_count -= 1;
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if (cursor->ref_count == 0)
_gdk_cursor_destroy (cursor);
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}
Changes multihead reorganizing code for win32 support, mostly from a patch Wed Jun 5 18:34:47 2002 Owen Taylor <otaylor@redhat.com> Changes multihead reorganizing code for win32 support, mostly from a patch by Hans Breuer. * gdk/gdkcolor.c gdk/x11/gdkcolor-x11.c gdk/gdkcursor.c gdk/x11/gdkcursor-x11.c gdk/gdkevents.c gdk/x11/gdkevents-x11.c gdk/gdkfont.c gdk/x11/gdkfont-x11.c gdk/gdkkeys.c gdk/x11/gdkkeys-x11.c gdk/gdkimage.c gdk/x11/gdkimage-x11.c gdk/gdkscreen.c gdk/x11/gdkmain-x11.c gdk/gdkdisplay.c gdk/gdkevents-x11.c gdk/gdkpango.c gdk/x11/gdkpango-x11.c gdk/gdkselection.c gdk/x11/gdkselection-x11.c gdk/gdkwindow.c gdk/x11/gdkwindow-x11.c gdk/gdkvisual.c gdk/x11/gdkvisual-x11.c: Move port-independent singlehead wrapper functions into port-independent part of GDK. (#80009) * gdk/win32/gdkcolor-win32.c gdk/win32/gdkcursor-win32.c gdk/win32/gdkevents-win32.c gdk/win32/gdkfont-win32.c gdk/win32/gdkimage-win32.c gdk/win32/gdkkeys-win32.c gdk/win32/gdkmain-win32.c gdk/win32/gdkproperty-win32.c gdk/win32/gdkselection-win32.c gdk/win32/gkwindow-win32.c: Turn singlehead functions into "multihead" functions that ignore their GdkDisplay or GdkScreen arguments. * gdk/win32/gdkdrawable-win32.c gdk/win32/gdkevents-win32.c gdk/win32/gdkinput-win32.c gdk/win32/gdkprivate-win32.h: Misc multihead-compatibility changes. * gtk/gtk.def gdk/gdk.def: Update for multihead functions. * gdk/gdkcolormap.h gdk/gdkvisual.h gdk/x11/gdkcolormap-x11.c gdk/x11/gdkvisual-x11.c: Remove the screen fields from the public parts of the colormap/visual structures, add accessors instead. * gdk/gdkpixbuf-render.c gdk/gdkpixmap.c gdk/gdkrgb.c gdk/x11/gdkcolormap-x11.c gdk/x11/gdkimage-x11.c gdk/x11/gdkimage-x11.c gdk/x11/gdkprivate-x11.h gtk/gtkgc.c gtk/gtkstyle.c gtk/gtkwidget.c: Use accessors to get the screen for colormaps, visuals; move the fields into the private structures for the x11 backend. * gdk/gdkdisplay.[ch] gdk/x11/gdkdisplay-x11.[ch] gdk/gdkscreen.[ch] gdk/x11/gdkscreen-x11.c: Remove virtualization of screen and display functions. (#79990, patch from Erwann Chenede) * gdk/win32/gdkdisplay-x11.c gdk/win32/gdkscreen-win32.c gdk/win32/{Makefile.am, makefile.msc, makefile.mingw}: New files containing stub implementations of Display, Screen functions. * gdk/x11/gdkscreen-x11.[ch] gdk/x11/gdkdisplay-x11.[ch] gdk/x11/gdkx.h: Clean up function exports and what headers they are in. (#79954) * gdk/x11/gdkx.h: Fix macro that was referring to a non-existant screen->screen_num. (In the patch for #79972, Erwann Chenede) * gdk/gdkscreen.c gdk/gdkwindow.c gdk/x11/gdkinternals.h gdk/x11/gdkscreen-x11.c: Fix gdk_screen_get_window_at_pointer() to use window hooks. (#79972, patch partly from Erwann Chenede) * gdk/x11/gdkdisplay-x11.c gdk/x11/gdkevents-x11.c: Fix some warnings.
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/**
* gdk_cursor_new:
* @cursor_type: cursor to create
*
* Creates a new cursor from the set of builtin cursors for the default display.
* See gdk_cursor_new_for_display().
Changes multihead reorganizing code for win32 support, mostly from a patch Wed Jun 5 18:34:47 2002 Owen Taylor <otaylor@redhat.com> Changes multihead reorganizing code for win32 support, mostly from a patch by Hans Breuer. * gdk/gdkcolor.c gdk/x11/gdkcolor-x11.c gdk/gdkcursor.c gdk/x11/gdkcursor-x11.c gdk/gdkevents.c gdk/x11/gdkevents-x11.c gdk/gdkfont.c gdk/x11/gdkfont-x11.c gdk/gdkkeys.c gdk/x11/gdkkeys-x11.c gdk/gdkimage.c gdk/x11/gdkimage-x11.c gdk/gdkscreen.c gdk/x11/gdkmain-x11.c gdk/gdkdisplay.c gdk/gdkevents-x11.c gdk/gdkpango.c gdk/x11/gdkpango-x11.c gdk/gdkselection.c gdk/x11/gdkselection-x11.c gdk/gdkwindow.c gdk/x11/gdkwindow-x11.c gdk/gdkvisual.c gdk/x11/gdkvisual-x11.c: Move port-independent singlehead wrapper functions into port-independent part of GDK. (#80009) * gdk/win32/gdkcolor-win32.c gdk/win32/gdkcursor-win32.c gdk/win32/gdkevents-win32.c gdk/win32/gdkfont-win32.c gdk/win32/gdkimage-win32.c gdk/win32/gdkkeys-win32.c gdk/win32/gdkmain-win32.c gdk/win32/gdkproperty-win32.c gdk/win32/gdkselection-win32.c gdk/win32/gkwindow-win32.c: Turn singlehead functions into "multihead" functions that ignore their GdkDisplay or GdkScreen arguments. * gdk/win32/gdkdrawable-win32.c gdk/win32/gdkevents-win32.c gdk/win32/gdkinput-win32.c gdk/win32/gdkprivate-win32.h: Misc multihead-compatibility changes. * gtk/gtk.def gdk/gdk.def: Update for multihead functions. * gdk/gdkcolormap.h gdk/gdkvisual.h gdk/x11/gdkcolormap-x11.c gdk/x11/gdkvisual-x11.c: Remove the screen fields from the public parts of the colormap/visual structures, add accessors instead. * gdk/gdkpixbuf-render.c gdk/gdkpixmap.c gdk/gdkrgb.c gdk/x11/gdkcolormap-x11.c gdk/x11/gdkimage-x11.c gdk/x11/gdkimage-x11.c gdk/x11/gdkprivate-x11.h gtk/gtkgc.c gtk/gtkstyle.c gtk/gtkwidget.c: Use accessors to get the screen for colormaps, visuals; move the fields into the private structures for the x11 backend. * gdk/gdkdisplay.[ch] gdk/x11/gdkdisplay-x11.[ch] gdk/gdkscreen.[ch] gdk/x11/gdkscreen-x11.c: Remove virtualization of screen and display functions. (#79990, patch from Erwann Chenede) * gdk/win32/gdkdisplay-x11.c gdk/win32/gdkscreen-win32.c gdk/win32/{Makefile.am, makefile.msc, makefile.mingw}: New files containing stub implementations of Display, Screen functions. * gdk/x11/gdkscreen-x11.[ch] gdk/x11/gdkdisplay-x11.[ch] gdk/x11/gdkx.h: Clean up function exports and what headers they are in. (#79954) * gdk/x11/gdkx.h: Fix macro that was referring to a non-existant screen->screen_num. (In the patch for #79972, Erwann Chenede) * gdk/gdkscreen.c gdk/gdkwindow.c gdk/x11/gdkinternals.h gdk/x11/gdkscreen-x11.c: Fix gdk_screen_get_window_at_pointer() to use window hooks. (#79972, patch partly from Erwann Chenede) * gdk/x11/gdkdisplay-x11.c gdk/x11/gdkevents-x11.c: Fix some warnings.
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*
* To make the cursor invisible, use gdk_cursor_new_from_pixmap() to create
* a cursor with no pixels in it.
*
* Return value: a new #GdkCursor
**/
GdkCursor*
gdk_cursor_new (GdkCursorType cursor_type)
{
return gdk_cursor_new_for_display (gdk_display_get_default(), cursor_type);
Changes multihead reorganizing code for win32 support, mostly from a patch Wed Jun 5 18:34:47 2002 Owen Taylor <otaylor@redhat.com> Changes multihead reorganizing code for win32 support, mostly from a patch by Hans Breuer. * gdk/gdkcolor.c gdk/x11/gdkcolor-x11.c gdk/gdkcursor.c gdk/x11/gdkcursor-x11.c gdk/gdkevents.c gdk/x11/gdkevents-x11.c gdk/gdkfont.c gdk/x11/gdkfont-x11.c gdk/gdkkeys.c gdk/x11/gdkkeys-x11.c gdk/gdkimage.c gdk/x11/gdkimage-x11.c gdk/gdkscreen.c gdk/x11/gdkmain-x11.c gdk/gdkdisplay.c gdk/gdkevents-x11.c gdk/gdkpango.c gdk/x11/gdkpango-x11.c gdk/gdkselection.c gdk/x11/gdkselection-x11.c gdk/gdkwindow.c gdk/x11/gdkwindow-x11.c gdk/gdkvisual.c gdk/x11/gdkvisual-x11.c: Move port-independent singlehead wrapper functions into port-independent part of GDK. (#80009) * gdk/win32/gdkcolor-win32.c gdk/win32/gdkcursor-win32.c gdk/win32/gdkevents-win32.c gdk/win32/gdkfont-win32.c gdk/win32/gdkimage-win32.c gdk/win32/gdkkeys-win32.c gdk/win32/gdkmain-win32.c gdk/win32/gdkproperty-win32.c gdk/win32/gdkselection-win32.c gdk/win32/gkwindow-win32.c: Turn singlehead functions into "multihead" functions that ignore their GdkDisplay or GdkScreen arguments. * gdk/win32/gdkdrawable-win32.c gdk/win32/gdkevents-win32.c gdk/win32/gdkinput-win32.c gdk/win32/gdkprivate-win32.h: Misc multihead-compatibility changes. * gtk/gtk.def gdk/gdk.def: Update for multihead functions. * gdk/gdkcolormap.h gdk/gdkvisual.h gdk/x11/gdkcolormap-x11.c gdk/x11/gdkvisual-x11.c: Remove the screen fields from the public parts of the colormap/visual structures, add accessors instead. * gdk/gdkpixbuf-render.c gdk/gdkpixmap.c gdk/gdkrgb.c gdk/x11/gdkcolormap-x11.c gdk/x11/gdkimage-x11.c gdk/x11/gdkimage-x11.c gdk/x11/gdkprivate-x11.h gtk/gtkgc.c gtk/gtkstyle.c gtk/gtkwidget.c: Use accessors to get the screen for colormaps, visuals; move the fields into the private structures for the x11 backend. * gdk/gdkdisplay.[ch] gdk/x11/gdkdisplay-x11.[ch] gdk/gdkscreen.[ch] gdk/x11/gdkscreen-x11.c: Remove virtualization of screen and display functions. (#79990, patch from Erwann Chenede) * gdk/win32/gdkdisplay-x11.c gdk/win32/gdkscreen-win32.c gdk/win32/{Makefile.am, makefile.msc, makefile.mingw}: New files containing stub implementations of Display, Screen functions. * gdk/x11/gdkscreen-x11.[ch] gdk/x11/gdkdisplay-x11.[ch] gdk/x11/gdkx.h: Clean up function exports and what headers they are in. (#79954) * gdk/x11/gdkx.h: Fix macro that was referring to a non-existant screen->screen_num. (In the patch for #79972, Erwann Chenede) * gdk/gdkscreen.c gdk/gdkwindow.c gdk/x11/gdkinternals.h gdk/x11/gdkscreen-x11.c: Fix gdk_screen_get_window_at_pointer() to use window hooks. (#79972, patch partly from Erwann Chenede) * gdk/x11/gdkdisplay-x11.c gdk/x11/gdkevents-x11.c: Fix some warnings.
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}
#define __GDK_CURSOR_C__
#include "gdkaliasdef.c"