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gtk3/gdk/x11/gdkcursor-x11.c
Owen Taylor aeaaae04ac 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.
2002-06-06 00:26:42 +00:00

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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 <X11/Xlib.h>
#include <X11/cursorfont.h>
#include "gdkprivate-x11.h"
#include "gdkcursor.h"
#include "gdkpixmap-x11.h"
#include "gdkx.h"
#include <gdk/gdkpixmap.h>
#include "gdkscreen-x11.h"
/**
* gdk_cursor_new_for_screen:
* @screen: the #GdkScreen where the cursor will be defined
* @cursor_type: cursor to create
*
* Creates a new cursor from the set of builtin cursors.
* Some useful ones are:
* <itemizedlist>
* <listitem><para>
* <inlinegraphic format="PNG" fileref="right_ptr.png"></inlinegraphic> #GDK_RIGHT_PTR (right-facing arrow)
* </para></listitem>
* <listitem><para>
* <inlinegraphic format="PNG" fileref="crosshair.png"></inlinegraphic> #GDK_CROSSHAIR (crosshair)
* </para></listitem>
* <listitem><para>
* <inlinegraphic format="PNG" fileref="xterm.png"></inlinegraphic> #GDK_XTERM (I-beam)
* </para></listitem>
* <listitem><para>
* <inlinegraphic format="PNG" fileref="watch.png"></inlinegraphic> #GDK_WATCH (busy)
* </para></listitem>
* <listitem><para>
* <inlinegraphic format="PNG" fileref="fleur.png"></inlinegraphic> #GDK_FLEUR (for moving objects)
* </para></listitem>
* <listitem><para>
* <inlinegraphic format="PNG" fileref="hand1.png"></inlinegraphic> #GDK_HAND1 (a right-pointing hand)
* </para></listitem>
* <listitem><para>
* <inlinegraphic format="PNG" fileref="hand2.png"></inlinegraphic> #GDK_HAND2 (a left-pointing hand)
* </para></listitem>
* <listitem><para>
* <inlinegraphic format="PNG" fileref="left_side.png"></inlinegraphic> #GDK_LEFT_SIDE (resize left side)
* </para></listitem>
* <listitem><para>
* <inlinegraphic format="PNG" fileref="right_side.png"></inlinegraphic> #GDK_RIGHT_SIDE (resize right side)
* </para></listitem>
* <listitem><para>
* <inlinegraphic format="PNG" fileref="top_left_corner.png"></inlinegraphic> #GDK_TOP_LEFT_CORNER (resize northwest corner)
* </para></listitem>
* <listitem><para>
* <inlinegraphic format="PNG" fileref="top_right_corner.png"></inlinegraphic> #GDK_TOP_RIGHT_CORNER (resize northeast corner)
* </para></listitem>
* <listitem><para>
* <inlinegraphic format="PNG" fileref="bottom_left_corner.png"></inlinegraphic> #GDK_BOTTOM_LEFT_CORNER (resize southwest corner)
* </para></listitem>
* <listitem><para>
* <inlinegraphic format="PNG" fileref="bottom_right_corner.png"></inlinegraphic> #GDK_BOTTOM_RIGHT_CORNER (resize southeast corner)
* </para></listitem>
* <listitem><para>
* <inlinegraphic format="PNG" fileref="top_side.png"></inlinegraphic> #GDK_TOP_SIDE (resize top side)
* </para></listitem>
* <listitem><para>
* <inlinegraphic format="PNG" fileref="bottom_side.png"></inlinegraphic> #GDK_BOTTOM_SIDE (resize bottom side)
* </para></listitem>
* <listitem><para>
* <inlinegraphic format="PNG" fileref="sb_h_double_arrow.png"></inlinegraphic> #GDK_SB_H_DOUBLE_ARROW (move vertical splitter)
* </para></listitem>
* <listitem><para>
* <inlinegraphic format="PNG" fileref="sb_v_double_arrow.png"></inlinegraphic> #GDK_SB_V_DOUBLE_ARROW (move horizontal splitter)
* </para></listitem>
* </itemizedlist>
*
* 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_for_screen (GdkScreen *screen,
GdkCursorType cursor_type)
{
GdkCursorPrivate *private;
GdkCursor *cursor;
Cursor xcursor;
g_return_val_if_fail (GDK_IS_SCREEN (screen), NULL);
xcursor = XCreateFontCursor (GDK_SCREEN_XDISPLAY (screen), cursor_type);
private = g_new (GdkCursorPrivate, 1);
private->screen = screen;
private->xcursor = xcursor;
cursor = (GdkCursor *) private;
cursor->type = cursor_type;
cursor->ref_count = 1;
return cursor;
}
GdkCursor*
gdk_cursor_new_from_pixmap (GdkPixmap *source,
GdkPixmap *mask,
GdkColor *fg,
GdkColor *bg,
gint x,
gint y)
{
GdkCursorPrivate *private;
GdkCursor *cursor;
Pixmap source_pixmap, mask_pixmap;
Cursor xcursor;
XColor xfg, xbg;
GdkScreen *screen;
g_return_val_if_fail (GDK_IS_PIXMAP (source), NULL);
g_return_val_if_fail (GDK_IS_PIXMAP (mask), NULL);
g_return_val_if_fail (fg != NULL, NULL);
g_return_val_if_fail (bg != NULL, NULL);
source_pixmap = GDK_PIXMAP_XID (source);
mask_pixmap = GDK_PIXMAP_XID (mask);
screen = GDK_PIXMAP_SCREEN (source);
xfg.pixel = fg->pixel;
xfg.red = fg->red;
xfg.blue = fg->blue;
xfg.green = fg->green;
xbg.pixel = bg->pixel;
xbg.red = bg->red;
xbg.blue = bg->blue;
xbg.green = bg->green;
xcursor = XCreatePixmapCursor (GDK_SCREEN_XDISPLAY (screen),
source_pixmap, mask_pixmap, &xfg, &xbg, x, y);
private = g_new (GdkCursorPrivate, 1);
private->screen = screen;
private->xcursor = xcursor;
cursor = (GdkCursor *) private;
cursor->type = GDK_CURSOR_IS_PIXMAP;
cursor->ref_count = 1;
return cursor;
}
void
_gdk_cursor_destroy (GdkCursor *cursor)
{
GdkCursorPrivate *private;
g_return_if_fail (cursor != NULL);
g_return_if_fail (cursor->ref_count == 0);
private = (GdkCursorPrivate *) cursor;
XFreeCursor (GDK_SCREEN_XDISPLAY (private->screen), private->xcursor);
g_free (private);
}
Display *
gdk_x11_cursor_get_xdisplay (GdkCursor *cursor)
{
g_return_val_if_fail (cursor != NULL, NULL);
return GDK_SCREEN_XDISPLAY(((GdkCursorPrivate *)cursor)->screen);
}
Cursor
gdk_x11_cursor_get_xcursor (GdkCursor *cursor)
{
g_return_val_if_fail (cursor != NULL, None);
return ((GdkCursorPrivate *)cursor)->xcursor;
}
/**
* gdk_cursor_get_screen:
* @cursor : a #GdkCursor.
*
* Returns the screen on which the GdkCursor is defined
*
* Returns : the #GdkScreen associated to @cursor
*/
GdkScreen *
gdk_cursor_get_screen (GdkCursor *cursor)
{
g_return_val_if_fail (cursor != NULL, NULL);
return ((GdkCursorPrivate *)cursor)->screen;
}
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