gtk2/gdk/x11/gdksurface-x11.h
Benjamin Otte dbd19bf27a x11: Don't call _gdk_surface_update_size() all the time
We were calling _gdk_surface_update_size() every frame, even if the
window size didn't change. This would cause us to discard all cached
buffers and redraw the whole screen.

This was BAD.
2021-03-15 03:16:50 +01:00

214 lines
6.2 KiB
C

/* 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, see <http://www.gnu.org/licenses/>.
*/
/*
* 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/.
*/
#ifndef __GDK_X11_SURFACE__
#define __GDK_X11_SURFACE__
#include "gdksurfaceprivate.h"
#include "gdkx11surface.h"
#include "gdkinternals.h"
#include <X11/Xlib.h>
#ifdef HAVE_XSYNC
#include <X11/Xlib.h>
#include <X11/extensions/sync.h>
#endif
G_BEGIN_DECLS
typedef struct _GdkToplevelX11 GdkToplevelX11;
typedef struct _GdkXPositionInfo GdkXPositionInfo;
struct _GdkX11Surface
{
GdkSurface parent_instance;
Window xid;
GdkToplevelX11 *toplevel; /* Toplevel-specific information */
GdkCursor *cursor;
guint no_bg : 1; /* Set when the window background is temporarily
* unset during resizing and scaling */
guint override_redirect : 1;
guint frame_clock_connected : 1;
guint frame_sync_enabled : 1;
guint tracking_damage: 1;
int surface_scale;
int shadow_left;
int shadow_right;
int shadow_top;
int shadow_bottom;
/* Width and height not divided by surface_scale - this matters in the
* corner-case where the window manager assigns us a size that isn't
* a multiple of surface_scale - for example for a maximized window
* with an odd-sized title-bar.
*/
int unscaled_width;
int unscaled_height;
int last_computed_width;
int last_computed_height;
GdkToplevelLayout *toplevel_layout;
struct {
int configured_width;
int configured_height;
gboolean configure_pending;
gboolean surface_geometry_dirty;
} next_layout;
guint compute_size_source_id;
cairo_surface_t *cairo_surface;
int abs_x;
int abs_y;
guint64 map_time;
GList *surface_is_on_monitor;
};
struct _GdkX11SurfaceClass
{
GdkSurfaceClass parent_class;
};
struct _GdkToplevelX11
{
/* Set if the window, or any descendent of it, is the server's focus window
*/
guint has_focus_window : 1;
/* Set if window->has_focus_window and the focus isn't grabbed elsewhere.
*/
guint has_focus : 1;
/* Set if the pointer is inside this window. (This is needed for
* for focus tracking)
*/
guint has_pointer : 1;
/* Set if the window is a descendent of the focus window and the pointer is
* inside it. (This is the case where the window will receive keystroke
* events even window->has_focus_window is FALSE)
*/
guint has_pointer_focus : 1;
/* Set if we are requesting these hints */
guint skip_taskbar_hint : 1;
guint skip_pager_hint : 1;
guint urgency_hint : 1;
guint on_all_desktops : 1; /* _NET_WM_STICKY == 0xFFFFFFFF */
guint have_maxvert : 1; /* _NET_WM_STATE_MAXIMIZED_VERT */
guint have_maxhorz : 1; /* _NET_WM_STATE_MAXIMIZED_HORZ */
guint have_fullscreen : 1; /* _NET_WM_STATE_FULLSCREEN */
guint have_hidden : 1; /* _NET_WM_STATE_HIDDEN */
guint is_leader : 1;
/* Set if the WM is presenting us as focused, i.e. with active decorations
*/
guint have_focused : 1;
guint in_frame : 1;
/* If we're waiting for damage from the X server after painting a frame */
guint frame_still_painting : 1;
/* If we're expecting a response from the compositor after painting a frame */
guint frame_pending : 1;
/* Whether pending_counter_value/configure_counter_value are updates
* to the extended update counter */
guint pending_counter_value_is_extended : 1;
guint configure_counter_value_is_extended : 1;
gulong map_serial; /* Serial of last transition from unmapped */
cairo_surface_t *icon_pixmap;
cairo_surface_t *icon_mask;
GdkSurface *group_leader;
/* Time of most recent user interaction. */
gulong user_time;
/* We use an extra X window for toplevel windows that we XSetInputFocus()
* to in order to avoid getting keyboard events redirected to subwindows
* that might not even be part of this app
*/
Window focus_window;
GdkSurfaceHints last_geometry_hints_mask;
GdkGeometry last_geometry_hints;
/* Constrained edge information */
guint edge_constraints;
#ifdef HAVE_XSYNC
XID update_counter;
XID extended_update_counter;
gint64 pending_counter_value; /* latest _NET_WM_SYNC_REQUEST value received */
gint64 configure_counter_value; /* Latest _NET_WM_SYNC_REQUEST value received
* where we have also seen the corresponding
* ConfigureNotify
*/
gint64 current_counter_value;
/* After a _NET_WM_FRAME_DRAWN message, this is the soonest that we think
* frame after will be presented */
gint64 throttled_presentation_time;
#endif
};
GdkToplevelX11 *_gdk_x11_surface_get_toplevel (GdkSurface *window);
GdkCursor *_gdk_x11_surface_get_cursor (GdkSurface *window);
void _gdk_x11_surface_set_surface_scale (GdkSurface *window,
int scale);
gboolean _gdk_x11_surface_syncs_frames (GdkSurface *surface);
void gdk_x11_surface_pre_damage (GdkSurface *surface);
void gdk_x11_surface_move (GdkSurface *surface,
int x,
int y);
void gdk_x11_surface_check_monitor (GdkSurface *surface,
GdkMonitor *monitor);
G_END_DECLS
#endif /* __GDK_X11_SURFACE__ */