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|
/* -*- mode: C; c-file-style: "gnu"; indent-tabs-mode: nil; -*- */
/* Marco interface used by GTK+ UI to talk to core */
/*
* Copyright (C) 2001 Havoc Pennington
* Copyright (C) 2003 Rob Adams
* Copyright (C) 2004-2006 Elijah Newren
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of the
* License, or (at your option) any later version.
*
* This program 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
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301, USA.
*/
#include <config.h>
#include "core.h"
#include "frame-private.h"
#include "workspace.h"
#include "prefs.h"
#include "errors.h"
/* Looks up the MetaWindow representing the frame of the given X window.
* Used as a helper function by a bunch of the functions below.
*
* FIXME: The functions that use this function throw the result away
* after use. Many of these functions tend to be called in small groups,
* which results in get_window() getting called several times in succession
* with the same parameters. We should profile to see whether this wastes
* much time, and if it does we should look into a generalised
* meta_core_get_window_info() which takes a bunch of pointers to variables
* to put its results in, and only fills in the non-null ones.
*/
static MetaWindow *
get_window (Display *xdisplay,
Window frame_xwindow)
{
MetaDisplay *display;
MetaWindow *window;
display = meta_display_for_x_display (xdisplay);
window = meta_display_lookup_x_window (display, frame_xwindow);
if (window == NULL || window->frame == NULL)
{
meta_bug ("No such frame window 0x%lx!\n", frame_xwindow);
return NULL;
}
return window;
}
void
meta_core_get (Display *xdisplay,
Window xwindow,
...)
{
va_list args;
MetaCoreGetType request;
MetaDisplay *display = meta_display_for_x_display (xdisplay);
MetaWindow *window = meta_display_lookup_x_window (display, xwindow);
va_start (args, xwindow);
request = va_arg (args, MetaCoreGetType);
/* Now, we special-case the first request slightly. Mostly, requests
* for information on windows which have no frame are errors.
* But sometimes we may want to know *whether* a window has a frame.
* In this case, pass the key META_CORE_WINDOW_HAS_FRAME
* as the *first* request, with a pointer to a boolean; if the window
* has no frame, this will be set to False and meta_core_get will
* exit immediately (so the values of any other requests will be
* undefined). Otherwise it will be set to True and meta_core_get will
* continue happily on its way.
*/
if (request != META_CORE_WINDOW_HAS_FRAME &&
(window == NULL || window->frame == NULL)) {
meta_bug ("No such frame window 0x%lx!\n", xwindow);
goto out;
}
while (request != META_CORE_GET_END) {
gpointer answer = va_arg (args, gpointer);
switch (request) {
case META_CORE_WINDOW_HAS_FRAME:
*((gboolean*)answer) = window != NULL && window->frame != NULL;
if (!*((gboolean*)answer)) goto out; /* see above */
break;
case META_CORE_GET_CLIENT_WIDTH:
*((gint*)answer) = window->rect.width;
break;
case META_CORE_GET_CLIENT_HEIGHT:
*((gint*)answer) = window->rect.height;
break;
case META_CORE_IS_TITLEBAR_ONSCREEN:
*((gboolean*)answer) = meta_window_titlebar_is_onscreen (window);
break;
case META_CORE_GET_CLIENT_XWINDOW:
*((Window*)answer) = window->xwindow;
break;
case META_CORE_GET_FRAME_FLAGS:
*((MetaFrameFlags*)answer) = meta_frame_get_flags (window->frame);
break;
case META_CORE_GET_FRAME_TYPE:
{
MetaFrameType base_type = META_FRAME_TYPE_LAST;
switch (window->type)
{
case META_WINDOW_NORMAL:
base_type = META_FRAME_TYPE_NORMAL;
break;
case META_WINDOW_DIALOG:
base_type = META_FRAME_TYPE_DIALOG;
break;
case META_WINDOW_MODAL_DIALOG:
if (meta_prefs_get_attach_modal_dialogs () &&
meta_window_get_transient_for (window) != NULL)
base_type = META_FRAME_TYPE_ATTACHED;
else
base_type = META_FRAME_TYPE_MODAL_DIALOG;
break;
case META_WINDOW_MENU:
base_type = META_FRAME_TYPE_MENU;
break;
case META_WINDOW_UTILITY:
base_type = META_FRAME_TYPE_UTILITY;
break;
case META_WINDOW_DESKTOP:
case META_WINDOW_DOCK:
case META_WINDOW_TOOLBAR:
case META_WINDOW_SPLASHSCREEN:
/* No frame */
base_type = META_FRAME_TYPE_LAST;
break;
}
if (base_type == META_FRAME_TYPE_LAST)
{
/* can't add border if undecorated */
*((MetaFrameType*)answer) = META_FRAME_TYPE_LAST;
}
else if (window->border_only && base_type != META_FRAME_TYPE_ATTACHED)
{
/* override base frame type */
*((MetaFrameType*)answer) = META_FRAME_TYPE_BORDER;
}
else
{
*((MetaFrameType*)answer) = base_type;
}
break;
}
case META_CORE_GET_MINI_ICON:
*((GdkPixbuf**)answer) = window->mini_icon;
break;
case META_CORE_GET_ICON:
*((GdkPixbuf**)answer) = window->icon;
break;
case META_CORE_GET_X:
meta_window_get_position (window, (int*)answer, NULL);
break;
case META_CORE_GET_Y:
meta_window_get_position (window, NULL, (int*)answer);
break;
case META_CORE_GET_FRAME_WORKSPACE:
*((gint*)answer) = meta_window_get_net_wm_desktop (window);
break;
case META_CORE_GET_FRAME_X:
*((gint*)answer) = window->frame->rect.x;
break;
case META_CORE_GET_FRAME_Y:
*((gint*)answer) = window->frame->rect.y;
break;
case META_CORE_GET_FRAME_WIDTH:
*((gint*)answer) = window->frame->rect.width;
break;
case META_CORE_GET_FRAME_HEIGHT:
*((gint*)answer) = window->frame->rect.height;
break;
case META_CORE_GET_THEME_VARIANT:
*((char**)answer) = window->gtk_theme_variant;
break;
case META_CORE_GET_SCREEN_WIDTH:
*((gint*)answer) = window->screen->rect.width;
break;
case META_CORE_GET_SCREEN_HEIGHT:
*((gint*)answer) = window->screen->rect.height;
break;
default:
meta_warning(_("Unknown window information request: %d"), request);
}
request = va_arg (args, MetaCoreGetType);
}
out:
va_end (args);
}
void
meta_core_queue_frame_resize (Display *xdisplay,
Window frame_xwindow)
{
MetaWindow *window = get_window (xdisplay, frame_xwindow);
meta_window_queue (window, META_QUEUE_MOVE_RESIZE);
}
void
meta_core_user_move (Display *xdisplay,
Window frame_xwindow,
int x,
int y)
{
MetaWindow *window = get_window (xdisplay, frame_xwindow);
meta_window_move (window, TRUE, x, y);
}
void
meta_core_user_resize (Display *xdisplay,
Window frame_xwindow,
int gravity,
int width,
int height)
{
MetaWindow *window = get_window (xdisplay, frame_xwindow);
meta_window_resize_with_gravity (window, TRUE, width, height, gravity);
}
void
meta_core_user_raise (Display *xdisplay,
Window frame_xwindow)
{
MetaWindow *window = get_window (xdisplay, frame_xwindow);
meta_window_raise (window);
}
void
meta_core_user_lower_and_unfocus (Display *xdisplay,
Window frame_xwindow,
guint32 timestamp)
{
MetaWindow *window = get_window (xdisplay, frame_xwindow);
meta_window_lower (window);
if (meta_prefs_get_focus_mode () == META_FOCUS_MODE_CLICK &&
meta_prefs_get_raise_on_click ())
{
/* Move window to the back of the focusing workspace's MRU list.
* Do extra sanity checks to avoid possible race conditions.
* (Borrowed from window.c.)
*/
if (window->screen->active_workspace &&
meta_window_located_on_workspace (window,
window->screen->active_workspace))
{
GList* link;
link = g_list_find (window->screen->active_workspace->mru_list,
window);
g_assert (link);
window->screen->active_workspace->mru_list =
g_list_remove_link (window->screen->active_workspace->mru_list,
link);
g_list_free (link);
window->screen->active_workspace->mru_list =
g_list_append (window->screen->active_workspace->mru_list,
window);
}
}
/* focus the default window, if needed */
if (window->has_focus)
meta_workspace_focus_default_window (window->screen->active_workspace,
NULL,
timestamp);
}
void
meta_core_lower_beneath_focus_window (Display *xdisplay,
Window xwindow,
guint32 timestamp)
{
XWindowChanges changes;
MetaDisplay *display;
MetaScreen *screen;
MetaWindow *focus_window;
display = meta_display_for_x_display (xdisplay);
screen = meta_display_screen_for_xwindow (display, xwindow);
focus_window = meta_stack_get_top (screen->stack);
if (focus_window == NULL)
return;
changes.stack_mode = Below;
changes.sibling = focus_window->frame ? focus_window->frame->xwindow
: focus_window->xwindow;
meta_error_trap_push (display);
XConfigureWindow (xdisplay,
xwindow,
CWSibling | CWStackMode,
&changes);
meta_error_trap_pop (display, FALSE);
}
void
meta_core_user_focus (Display *xdisplay,
Window frame_xwindow,
guint32 timestamp)
{
MetaWindow *window = get_window (xdisplay, frame_xwindow);
meta_window_focus (window, timestamp);
}
void
meta_core_minimize (Display *xdisplay,
Window frame_xwindow)
{
MetaWindow *window = get_window (xdisplay, frame_xwindow);
meta_window_minimize (window);
}
void
meta_core_maximize (Display *xdisplay,
Window frame_xwindow)
{
MetaWindow *window = get_window (xdisplay, frame_xwindow);
if (meta_prefs_get_raise_on_click ())
meta_window_raise (window);
meta_window_maximize (window,
META_MAXIMIZE_HORIZONTAL | META_MAXIMIZE_VERTICAL);
}
void
meta_core_toggle_maximize_vertically (Display *xdisplay,
Window frame_xwindow)
{
MetaWindow *window = get_window (xdisplay, frame_xwindow);
if (meta_prefs_get_raise_on_click ())
meta_window_raise (window);
if (META_WINDOW_MAXIMIZED_VERTICALLY (window))
meta_window_unmaximize (window,
META_MAXIMIZE_VERTICAL);
else
meta_window_maximize (window,
META_MAXIMIZE_VERTICAL);
}
void
meta_core_toggle_maximize_horizontally (Display *xdisplay,
Window frame_xwindow)
{
MetaWindow *window = get_window (xdisplay, frame_xwindow);
if (meta_prefs_get_raise_on_click ())
meta_window_raise (window);
if (META_WINDOW_MAXIMIZED_HORIZONTALLY (window))
meta_window_unmaximize (window,
META_MAXIMIZE_HORIZONTAL);
else
meta_window_maximize (window,
META_MAXIMIZE_HORIZONTAL);
}
void
meta_core_toggle_maximize (Display *xdisplay,
Window frame_xwindow)
{
MetaWindow *window = get_window (xdisplay, frame_xwindow);
if (meta_prefs_get_raise_on_click ())
meta_window_raise (window);
if (META_WINDOW_MAXIMIZED (window))
meta_window_unmaximize (window,
META_MAXIMIZE_HORIZONTAL | META_MAXIMIZE_VERTICAL);
else
meta_window_maximize (window,
META_MAXIMIZE_HORIZONTAL | META_MAXIMIZE_VERTICAL);
}
void
meta_core_unmaximize (Display *xdisplay,
Window frame_xwindow)
{
MetaWindow *window = get_window (xdisplay, frame_xwindow);
if (meta_prefs_get_raise_on_click ())
meta_window_raise (window);
meta_window_unmaximize (window,
META_MAXIMIZE_HORIZONTAL | META_MAXIMIZE_VERTICAL);
}
void
meta_core_delete (Display *xdisplay,
Window frame_xwindow,
guint32 timestamp)
{
MetaWindow *window = get_window (xdisplay, frame_xwindow);
meta_window_delete (window, timestamp);
}
void
meta_core_unshade (Display *xdisplay,
Window frame_xwindow,
guint32 timestamp)
{
MetaWindow *window = get_window (xdisplay, frame_xwindow);
meta_window_unshade (window, timestamp);
}
void
meta_core_shade (Display *xdisplay,
Window frame_xwindow,
guint32 timestamp)
{
MetaWindow *window = get_window (xdisplay, frame_xwindow);
meta_window_shade (window, timestamp);
}
void
meta_core_unstick (Display *xdisplay,
Window frame_xwindow)
{
MetaWindow *window = get_window (xdisplay, frame_xwindow);
meta_window_unstick (window);
}
void
meta_core_make_above (Display *xdisplay,
Window frame_xwindow)
{
MetaWindow *window = get_window (xdisplay, frame_xwindow);
meta_window_make_above (window);
}
void
meta_core_unmake_above (Display *xdisplay,
Window frame_xwindow)
{
MetaWindow *window = get_window (xdisplay, frame_xwindow);
meta_window_unmake_above (window);
}
void
meta_core_stick (Display *xdisplay,
Window frame_xwindow)
{
MetaWindow *window = get_window (xdisplay, frame_xwindow);
meta_window_stick (window);
}
void
meta_core_change_workspace (Display *xdisplay,
Window frame_xwindow,
int new_workspace)
{
MetaWindow *window = get_window (xdisplay, frame_xwindow);
meta_window_change_workspace (window,
meta_screen_get_workspace_by_index (window->screen,
new_workspace));
}
int
meta_core_get_num_workspaces (Screen *xscreen)
{
MetaScreen *screen;
screen = meta_screen_for_x_screen (xscreen);
return meta_screen_get_n_workspaces (screen);
}
int
meta_core_get_active_workspace (Screen *xscreen)
{
MetaScreen *screen;
screen = meta_screen_for_x_screen (xscreen);
return meta_workspace_index (screen->active_workspace);
}
void
meta_core_show_window_menu (Display *xdisplay,
Window frame_xwindow,
int root_x,
int root_y,
int button,
guint32 timestamp)
{
MetaWindow *window = get_window (xdisplay, frame_xwindow);
if (meta_prefs_get_raise_on_click ())
meta_window_raise (window);
meta_window_focus (window, timestamp);
meta_window_show_menu (window, root_x, root_y, button, timestamp);
}
void
meta_core_get_menu_accelerator (MetaMenuOp menu_op,
int workspace,
unsigned int *keysym,
MetaVirtualModifier *modifiers)
{
const char *name;
name = NULL;
switch (menu_op)
{
case META_MENU_OP_NONE:
/* No keybinding for this one */
break;
case META_MENU_OP_DELETE:
name = "close";
break;
case META_MENU_OP_MINIMIZE:
name = "minimize";
break;
case META_MENU_OP_UNMAXIMIZE:
name = "unmaximize";
break;
case META_MENU_OP_MAXIMIZE:
name = "maximize";
break;
case META_MENU_OP_UNSHADE:
case META_MENU_OP_SHADE:
name = "toggle-shaded";
break;
case META_MENU_OP_UNSTICK:
case META_MENU_OP_STICK:
name = "toggle-on-all-workspaces";
break;
case META_MENU_OP_ABOVE:
case META_MENU_OP_UNABOVE:
name = "toggle-above";
break;
case META_MENU_OP_WORKSPACES:
switch (workspace)
{
case 1:
name = "move-to-workspace-1";
break;
case 2:
name = "move-to-workspace-2";
break;
case 3:
name = "move-to-workspace-3";
break;
case 4:
name = "move-to-workspace-4";
break;
case 5:
name = "move-to-workspace-5";
break;
case 6:
name = "move-to-workspace-6";
break;
case 7:
name = "move-to-workspace-7";
break;
case 8:
name = "move-to-workspace-8";
break;
case 9:
name = "move-to-workspace-9";
break;
case 10:
name = "move-to-workspace-10";
break;
case 11:
name = "move-to-workspace-11";
break;
case 12:
name = "move-to-workspace-12";
break;
}
break;
case META_MENU_OP_MOVE:
name = "begin-move";
break;
case META_MENU_OP_RESIZE:
name = "begin-resize";
break;
case META_MENU_OP_MOVE_LEFT:
name = "move-to-workspace-left";
break;
case META_MENU_OP_MOVE_RIGHT:
name = "move-to-workspace-right";
break;
case META_MENU_OP_MOVE_UP:
name = "move-to-workspace-up";
break;
case META_MENU_OP_MOVE_DOWN:
name = "move-to-workspace-down";
break;
case META_MENU_OP_RECOVER:
/* No keybinding for this one */
break;
}
if (name)
{
meta_prefs_get_window_binding (name, keysym, modifiers);
}
else
{
*keysym = 0;
*modifiers = 0;
}
}
const char*
meta_core_get_workspace_name_with_index (Display *xdisplay,
Window xroot,
int index)
{
MetaDisplay *display;
MetaScreen *screen;
MetaWorkspace *workspace;
display = meta_display_for_x_display (xdisplay);
screen = meta_display_screen_for_root (display, xroot);
g_assert (screen != NULL);
workspace = meta_screen_get_workspace_by_index (screen, index);
return workspace ? meta_workspace_get_name (workspace) : NULL;
}
gboolean
meta_core_begin_grab_op (Display *xdisplay,
Window frame_xwindow,
MetaGrabOp op,
gboolean pointer_already_grabbed,
gboolean frame_action,
int button,
gulong modmask,
guint32 timestamp,
int root_x,
int root_y)
{
MetaWindow *window = get_window (xdisplay, frame_xwindow);
MetaDisplay *display;
MetaScreen *screen;
display = meta_display_for_x_display (xdisplay);
screen = meta_display_screen_for_xwindow (display, frame_xwindow);
g_assert (screen != NULL);
return meta_display_begin_grab_op (display, screen, window,
op, pointer_already_grabbed,
frame_action,
button, modmask,
timestamp, root_x, root_y);
}
void
meta_core_end_grab_op (Display *xdisplay,
guint32 timestamp)
{
MetaDisplay *display;
display = meta_display_for_x_display (xdisplay);
meta_display_end_grab_op (display, timestamp);
}
MetaGrabOp
meta_core_get_grab_op (Display *xdisplay)
{
MetaDisplay *display;
display = meta_display_for_x_display (xdisplay);
return display->grab_op;
}
Window
meta_core_get_grab_frame (Display *xdisplay)
{
MetaDisplay *display;
display = meta_display_for_x_display (xdisplay);
g_assert (display != NULL);
g_assert (display->grab_op == META_GRAB_OP_NONE ||
display->grab_screen != NULL);
g_assert (display->grab_op == META_GRAB_OP_NONE ||
display->grab_screen->display->xdisplay == xdisplay);
if (display->grab_op != META_GRAB_OP_NONE &&
display->grab_window &&
display->grab_window->frame)
return display->grab_window->frame->xwindow;
else
return None;
}
int
meta_core_get_grab_button (Display *xdisplay)
{
MetaDisplay *display;
display = meta_display_for_x_display (xdisplay);
if (display->grab_op == META_GRAB_OP_NONE)
return -1;
return display->grab_button;
}
void
meta_core_grab_buttons (Display *xdisplay,
Window frame_xwindow)
{
MetaDisplay *display;
display = meta_display_for_x_display (xdisplay);
meta_verbose ("Grabbing buttons on frame 0x%lx\n", frame_xwindow);
meta_display_grab_window_buttons (display, frame_xwindow);
}
void
meta_core_set_screen_cursor (Display *xdisplay,
Window frame_on_screen,
MetaCursor cursor)
{
MetaWindow *window = get_window (xdisplay, frame_on_screen);
meta_frame_set_screen_cursor (window->frame, cursor);
}
void
meta_core_increment_event_serial (Display *xdisplay)
{
MetaDisplay *display;
display = meta_display_for_x_display (xdisplay);
meta_display_increment_event_serial (display);
}
void
meta_invalidate_default_icons (void)
{
MetaDisplay *display = meta_get_display ();
GSList *windows;
GSList *l;
if (display == NULL)
return; /* We can validly be called before the display is opened. */
windows = meta_display_list_windows (display);
for (l = windows; l != NULL; l = l->next)
{
MetaWindow *window = (MetaWindow*)l->data;
if (window->icon_cache.origin == USING_FALLBACK_ICON)
{
meta_icon_cache_free (&(window->icon_cache));
meta_window_update_icon_now (window);
}
}
g_slist_free (windows);
}
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