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This commit is contained in:
rhp 2001-06-10 03:17:15 +00:00
parent 146361b6f5
commit b5e506ce9d
15 changed files with 758 additions and 224 deletions
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78
src/display.c
View File

@ -28,6 +28,8 @@
#include "errors.h"
#include "keybindings.h"
#include "workspace.h"
#include <X11/Xatom.h>
#include <string.h>
static GSList *all_displays = NULL;
static void meta_spew_event (MetaDisplay *display,
@ -61,6 +63,19 @@ unsigned_long_hash (gconstpointer v)
#endif
}
static int
set_string_hint (MetaDisplay *display,
Window xwindow,
Atom atom,
const char *val)
{
meta_error_trap_push (display);
XChangeProperty (display->xdisplay,
xwindow, atom,
XA_STRING,
8, PropModeReplace, (guchar*) val, strlen (val) + 1);
return meta_error_trap_pop (display);
}
gboolean
meta_display_open (const char *name)
@ -90,7 +105,18 @@ meta_display_open (const char *name)
"WM_CHANGE_STATE",
"SM_CLIENT_ID",
"WM_CLIENT_LEADER",
"WM_WINDOW_ROLE"
"WM_WINDOW_ROLE",
"_NET_CURRENT_DESKTOP",
"_NET_SUPPORTING_WM_CHECK",
"_NET_WM_SUPPORTED",
"_NET_WM_WINDOW_TYPE",
"_NET_WM_WINDOW_TYPE_DESKTOP",
"_NET_WM_WINDOW_TYPE_DOCK",
"_NET_WM_WINDOW_TYPE_TOOLBAR",
"_NET_WM_WINDOW_TYPE_MENU",
"_NET_WM_WINDOW_TYPE_DIALOG",
"_NET_WM_WINDOW_TYPE_NORMAL",
"_NET_WM_STATE_MODAL"
};
Atom atoms[G_N_ELEMENTS(atom_names)];
@ -144,6 +170,17 @@ meta_display_open (const char *name)
display->atom_sm_client_id = atoms[14];
display->atom_wm_client_leader = atoms[15];
display->atom_wm_window_role = atoms[16];
display->atom_net_current_desktop = atoms[17];
display->atom_net_supporting_wm_check = atoms[18];
display->atom_net_wm_supported = atoms[19];
display->atom_net_wm_window_type = atoms[20];
display->atom_net_wm_window_type_desktop = atoms[21];
display->atom_net_wm_window_type_dock = atoms[22];
display->atom_net_wm_window_type_toolbar = atoms[23];
display->atom_net_wm_window_type_menu = atoms[24];
display->atom_net_wm_window_type_dialog = atoms[25];
display->atom_net_wm_window_type_normal = atoms[26];
display->atom_net_wm_state_modal = atoms[27];
screens = NULL;
i = 0;
@ -190,6 +227,11 @@ meta_display_open (const char *name)
XCreateSimpleWindow (display->xdisplay,
((MetaScreen*)display->screens->data)->xroot,
-100, -100, 1, 1, 0, 0, 0);
set_string_hint (display,
display->leader_window,
display->atom_net_supporting_wm_check,
"Metacity");
/* Now manage all existing windows */
tmp = display->screens;
@ -560,7 +602,39 @@ event_queue_callback (MetaEventQueue *queue,
break;
case ClientMessage:
if (window)
meta_window_client_message (window, event);
{
meta_window_client_message (window, event);
}
else
{
MetaScreen *screen;
screen = meta_display_screen_for_root (display,
event->xclient.window);
if (screen &&
event->xclient.message_type ==
display->atom_net_current_desktop)
{
int space;
MetaWorkspace *workspace;
space = event->xclient.data.l[0];
meta_verbose ("Request to change current workspace to %d\n",
space);
workspace =
meta_display_get_workspace_by_screen_index (display,
screen,
space);
if (workspace)
meta_workspace_activate (workspace);
else
meta_verbose ("Don't know about workspace %d\n", space);
}
}
break;
case MappingNotify:
break;

11
src/display.h
View File

@ -62,6 +62,17 @@ struct _MetaDisplay
Atom atom_sm_client_id;
Atom atom_wm_client_leader;
Atom atom_wm_window_role;
Atom atom_net_current_desktop;
Atom atom_net_supporting_wm_check;
Atom atom_net_wm_supported;
Atom atom_net_wm_window_type;
Atom atom_net_wm_window_type_desktop;
Atom atom_net_wm_window_type_dock;
Atom atom_net_wm_window_type_toolbar;
Atom atom_net_wm_window_type_menu;
Atom atom_net_wm_window_type_dialog;
Atom atom_net_wm_window_type_normal;
Atom atom_net_wm_state_modal;
/* This is the actual window from focus events,
* not the one we last set

46
src/frame.c
View File

@ -52,14 +52,19 @@ meta_frame_init_info (MetaFrame *frame,
{
info->flags =
META_FRAME_ALLOWS_MENU | META_FRAME_ALLOWS_DELETE |
META_FRAME_ALLOWS_ICONIFY | META_FRAME_ALLOWS_MAXIMIZE |
META_FRAME_ALLOWS_RESIZE;
if (frame->window->type == META_WINDOW_NORMAL)
info->flags |= (META_FRAME_ALLOWS_ICONIFY | META_FRAME_ALLOWS_MAXIMIZE);
if (frame->window->has_focus)
info->flags |= META_FRAME_HAS_FOCUS;
if (frame->window->shaded)
info->flags |= META_FRAME_SHADED;
if (frame->window->on_all_workspaces)
info->flags |= META_FRAME_STUCK;
info->drawable = None;
info->xoffset = 0;
@ -257,6 +262,8 @@ meta_window_ensure_frame (MetaWindow *window)
frame->right_width = 0;
frame->bg_pixel = 0;
frame->mapped = FALSE;
attrs.event_mask = EVENT_MASK;
frame->xwindow = XCreateWindow (window->display->xdisplay,
@ -355,19 +362,37 @@ meta_window_destroy_frame (MetaWindow *window)
}
void
meta_frame_sync_to_window (MetaFrame *frame)
meta_frame_sync_to_window (MetaFrame *frame,
gboolean need_move,
gboolean need_resize)
{
meta_verbose ("Syncing frame geometry %d,%d %dx%d pixel %ld\n",
frame->rect.x, frame->rect.y,
frame->rect.width, frame->rect.height,
frame->bg_pixel);
/* set bg to none to avoid flicker */
set_background_none (frame);
XMoveResizeWindow (frame->window->display->xdisplay,
frame->xwindow,
frame->rect.x,
frame->rect.y,
frame->rect.width,
frame->rect.height);
if (need_move && need_resize)
XMoveResizeWindow (frame->window->display->xdisplay,
frame->xwindow,
frame->rect.x,
frame->rect.y,
frame->rect.width,
frame->rect.height);
else if (need_move)
XMoveWindow (frame->window->display->xdisplay,
frame->xwindow,
frame->rect.x,
frame->rect.y);
else if (need_resize)
XResizeWindow (frame->window->display->xdisplay,
frame->xwindow,
frame->rect.width,
frame->rect.height);
/* also syncs bg_pixel */
set_background_color (frame);
meta_frame_queue_draw (frame);
}
@ -703,6 +728,11 @@ get_menu_items (MetaFrame *frame,
else
*ops |= META_MESSAGE_MENU_SHADE;
if (frame->window->on_all_workspaces)
*ops |= META_MESSAGE_MENU_UNSTICK;
else
*ops |= META_MESSAGE_MENU_STICK;
*ops |= (META_MESSAGE_MENU_DELETE | META_MESSAGE_MENU_WORKSPACES | META_MESSAGE_MENU_MINIMIZE);
if (!(info->flags & META_FRAME_CONTROL_ICONIFY))

5
src/frame.h
View File

@ -62,6 +62,7 @@ struct _MetaFrame
guint tooltip_timeout;
guint theme_acquired : 1;
guint mapped : 1;
};
void meta_window_ensure_frame (MetaWindow *window);
@ -84,7 +85,9 @@ void meta_frame_adjust_for_gravity (int win_gravity,
int y,
int *win_root_x,
int *win_root_y);
void meta_frame_sync_to_window (MetaFrame *frame);
void meta_frame_sync_to_window (MetaFrame *frame,
gboolean need_move,
gboolean need_resize);
#endif

114
src/menu.c
View File

@ -54,7 +54,10 @@ static MenuItem menuitems[] = {
{ META_MESSAGE_MENU_MAXIMIZE, NULL, N_("Ma_ximize") },
{ META_MESSAGE_MENU_UNMAXIMIZE, NULL, N_("_Unmaximize") },
{ META_MESSAGE_MENU_SHADE, NULL, N_("_Shade") },
{ META_MESSAGE_MENU_UNSHADE, NULL, N_("U_nshade") }
{ META_MESSAGE_MENU_UNSHADE, NULL, N_("U_nshade") },
{ 0, NULL, NULL }, /* separator */
{ META_MESSAGE_MENU_STICK, NULL, N_("Put on _All Workspaces") },
{ META_MESSAGE_MENU_UNSTICK, NULL, N_("Only on _This Workspace") }
};
static void
@ -105,6 +108,32 @@ get_num_desktops (void)
return result;
}
static gint
get_active_desktop (void)
{
Atom type;
gint format;
gulong nitems;
gulong bytes_after;
gulong *num;
int result;
XGetWindowProperty (gdk_display, gdk_root_window,
gdk_atom_intern ("_NET_CURRENT_DESKTOP", FALSE),
0, G_MAXLONG,
False, XA_CARDINAL, &type, &format, &nitems,
&bytes_after, (guchar **)&num);
if (type != XA_CARDINAL)
return 0;
result = *num;
XFree (num);
return result;
}
static gulong
get_current_desktop (GdkWindow *window)
{
@ -130,7 +159,7 @@ get_current_desktop (GdkWindow *window)
if (type != XA_CARDINAL)
{
meta_ui_warning ("_NET_WM_DESKTOP has wrong type %s\n", gdk_atom_name (type));
return -1;
return 0xFFFFFFFF; /* sticky */
}
result = *num;
@ -172,40 +201,47 @@ meta_window_menu_show (gulong xwindow,
i = 0;
while (i < G_N_ELEMENTS (menuitems))
{
if (ops & menuitems[i].op)
if (ops & menuitems[i].op || menuitems[i].op == 0)
{
GtkWidget *mi;
MenuData *md;
if (menuitems[i].stock_id)
if (menuitems[i].op == 0)
{
GtkWidget *image;
mi = gtk_image_menu_item_new_with_mnemonic (menuitems[i].label);
image = gtk_image_new_from_stock (menuitems[i].stock_id,
GTK_ICON_SIZE_MENU);
gtk_image_menu_item_set_image (GTK_IMAGE_MENU_ITEM (mi),
image);
gtk_widget_show (image);
mi = gtk_separator_menu_item_new ();
}
else
{
mi = gtk_menu_item_new_with_mnemonic (menuitems[i].label);
if (menuitems[i].stock_id)
{
GtkWidget *image;
mi = gtk_image_menu_item_new_with_mnemonic (menuitems[i].label);
image = gtk_image_new_from_stock (menuitems[i].stock_id,
GTK_ICON_SIZE_MENU);
gtk_image_menu_item_set_image (GTK_IMAGE_MENU_ITEM (mi),
image);
gtk_widget_show (image);
}
else
{
mi = gtk_menu_item_new_with_mnemonic (menuitems[i].label);
}
if (insensitive & menuitems[i].op)
gtk_widget_set_sensitive (mi, FALSE);
md = g_new (MenuData, 1);
md->window = window;
md->op = menuitems[i].op;
gtk_signal_connect (GTK_OBJECT (mi),
"activate",
GTK_SIGNAL_FUNC (activate_cb),
md);
}
if (insensitive & menuitems[i].op)
gtk_widget_set_sensitive (mi, FALSE);
md = g_new (MenuData, 1);
md->window = window;
md->op = menuitems[i].op;
gtk_signal_connect (GTK_OBJECT (mi),
"activate",
GTK_SIGNAL_FUNC (activate_cb),
md);
gtk_menu_shell_append (GTK_MENU_SHELL (menu),
mi);
@ -222,22 +258,22 @@ meta_window_menu_show (gulong xwindow,
meta_ui_warning ("Creating %d workspace menu current %d\n",
n_workspaces, current_workspace);
if (n_workspaces > 0 && current_workspace >= 0)
if (n_workspaces > 0)
{
GtkWidget *mi;
mi = gtk_separator_menu_item_new ();
gtk_menu_shell_append (GTK_MENU_SHELL (menu), mi);
gtk_widget_show (mi);
i = 0;
while (i < n_workspaces)
{
char *label;
MenuData *md;
label = g_strdup_printf (_("Move to workspace _%d\n"),
i + 1);
if (current_workspace == 0xFFFFFFFF)
label = g_strdup_printf (_("Only on workspace _%d\n"),
i + 1);
else
label = g_strdup_printf (_("Move to workspace _%d\n"),
i + 1);
mi = gtk_menu_item_new_with_mnemonic (label);
@ -429,6 +465,14 @@ activate_cb (GtkWidget *menuitem, gpointer data)
wmspec_change_desktop (md->window, workspace);
}
break;
case META_MESSAGE_MENU_STICK:
wmspec_change_desktop (md->window, 0xFFFFFFFF);
break;
case META_MESSAGE_MENU_UNSTICK:
wmspec_change_desktop (md->window, get_active_desktop ());
break;
default:
meta_ui_warning (G_STRLOC": Unknown window op\n");

52
src/screen.c
View File

@ -30,6 +30,7 @@
#include "keybindings.h"
#include <X11/cursorfont.h>
#include <X11/Xatom.h>
#include <locale.h>
#include <string.h>
@ -40,6 +41,53 @@ static char* get_screen_name (MetaDisplay *display,
int number);
static int
set_wm_check_hint (MetaScreen *screen)
{
unsigned long data[1];
data[0] = screen->display->leader_window;
XChangeProperty (screen->display->xdisplay, screen->xroot,
screen->display->atom_net_supporting_wm_check,
XA_WINDOW,
32, PropModeReplace, (guchar*) data, 1);
return Success;
}
static int
set_supported_hint (MetaScreen *screen)
{
#define N_SUPPORTED 17
Atom atoms[N_SUPPORTED];
atoms[0] = screen->display->atom_net_wm_name;
atoms[1] = screen->display->atom_net_close_window;
atoms[2] = screen->display->atom_net_wm_state;
atoms[3] = screen->display->atom_net_wm_state_shaded;
atoms[4] = screen->display->atom_net_wm_state_maximized_vert;
atoms[5] = screen->display->atom_net_wm_state_maximized_horz;
atoms[6] = screen->display->atom_net_wm_desktop;
atoms[7] = screen->display->atom_net_number_of_desktops;
atoms[8] = screen->display->atom_net_current_desktop;
atoms[9] = screen->display->atom_net_wm_window_type;
atoms[10] = screen->display->atom_net_wm_window_type_desktop;
atoms[11] = screen->display->atom_net_wm_window_type_dock;
atoms[12] = screen->display->atom_net_wm_window_type_toolbar;
atoms[13] = screen->display->atom_net_wm_window_type_menu;
atoms[14] = screen->display->atom_net_wm_window_type_dialog;
atoms[15] = screen->display->atom_net_wm_window_type_normal;
atoms[16] = screen->display->atom_net_wm_state_modal;
XChangeProperty (screen->display->xdisplay, screen->xroot,
screen->display->atom_net_wm_supported,
XA_ATOM,
32, PropModeReplace, (guchar*) atoms, N_SUPPORTED);
return Success;
#undef N_SUPPORTED
}
MetaScreen*
meta_screen_new (MetaDisplay *display,
int number)
@ -104,6 +152,10 @@ meta_screen_new (MetaDisplay *display,
screen->showing_tooltip = FALSE;
set_supported_hint (screen);
set_wm_check_hint (screen);
/* Screens must have at least one workspace at all times,
* so create that required workspace.
*/

2
src/screen.h
View File

@ -51,8 +51,6 @@ struct _MetaScreen
guint showing_tooltip : 1;
/*< private >*/
/* we only need one since we only draw to a single visual (that of
* root window)
*/

8
src/theme.c
View File

@ -179,10 +179,10 @@ default_release_frame (MetaFrameInfo *info,
#define SPACER_SPACING 3
#define SPACER_WIDTH 2
#define SPACER_HEIGHT 10
#define BUTTON_WIDTH 12
#define BUTTON_HEIGHT 12
#define BUTTON_PAD 2
#define INNER_BUTTON_PAD 1
#define BUTTON_WIDTH 14
#define BUTTON_HEIGHT 14
#define BUTTON_PAD 1
#define INNER_BUTTON_PAD 3
static void
calc_geometry (MetaFrameInfo *info,
DefaultFrameData *d,

3
src/theme.h
View File

@ -42,7 +42,8 @@ typedef enum
META_FRAME_ALLOWS_RESIZE = 1 << 4,
META_FRAME_TRANSIENT = 1 << 5,
META_FRAME_HAS_FOCUS = 1 << 6,
META_FRAME_SHADED = 1 << 7
META_FRAME_SHADED = 1 << 7,
META_FRAME_STUCK = 1 << 8
} MetaFrameFlags;
typedef enum

114
src/uislave/menu.c
View File

@ -54,7 +54,10 @@ static MenuItem menuitems[] = {
{ META_MESSAGE_MENU_MAXIMIZE, NULL, N_("Ma_ximize") },
{ META_MESSAGE_MENU_UNMAXIMIZE, NULL, N_("_Unmaximize") },
{ META_MESSAGE_MENU_SHADE, NULL, N_("_Shade") },
{ META_MESSAGE_MENU_UNSHADE, NULL, N_("U_nshade") }
{ META_MESSAGE_MENU_UNSHADE, NULL, N_("U_nshade") },
{ 0, NULL, NULL }, /* separator */
{ META_MESSAGE_MENU_STICK, NULL, N_("Put on _All Workspaces") },
{ META_MESSAGE_MENU_UNSTICK, NULL, N_("Only on _This Workspace") }
};
static void
@ -105,6 +108,32 @@ get_num_desktops (void)
return result;
}
static gint
get_active_desktop (void)
{
Atom type;
gint format;
gulong nitems;
gulong bytes_after;
gulong *num;
int result;
XGetWindowProperty (gdk_display, gdk_root_window,
gdk_atom_intern ("_NET_CURRENT_DESKTOP", FALSE),
0, G_MAXLONG,
False, XA_CARDINAL, &type, &format, &nitems,
&bytes_after, (guchar **)&num);
if (type != XA_CARDINAL)
return 0;
result = *num;
XFree (num);
return result;
}
static gulong
get_current_desktop (GdkWindow *window)
{
@ -130,7 +159,7 @@ get_current_desktop (GdkWindow *window)
if (type != XA_CARDINAL)
{
meta_ui_warning ("_NET_WM_DESKTOP has wrong type %s\n", gdk_atom_name (type));
return -1;
return 0xFFFFFFFF; /* sticky */
}
result = *num;
@ -172,40 +201,47 @@ meta_window_menu_show (gulong xwindow,
i = 0;
while (i < G_N_ELEMENTS (menuitems))
{
if (ops & menuitems[i].op)
if (ops & menuitems[i].op || menuitems[i].op == 0)
{
GtkWidget *mi;
MenuData *md;
if (menuitems[i].stock_id)
if (menuitems[i].op == 0)
{
GtkWidget *image;
mi = gtk_image_menu_item_new_with_mnemonic (menuitems[i].label);
image = gtk_image_new_from_stock (menuitems[i].stock_id,
GTK_ICON_SIZE_MENU);
gtk_image_menu_item_set_image (GTK_IMAGE_MENU_ITEM (mi),
image);
gtk_widget_show (image);
mi = gtk_separator_menu_item_new ();
}
else
{
mi = gtk_menu_item_new_with_mnemonic (menuitems[i].label);
if (menuitems[i].stock_id)
{
GtkWidget *image;
mi = gtk_image_menu_item_new_with_mnemonic (menuitems[i].label);
image = gtk_image_new_from_stock (menuitems[i].stock_id,
GTK_ICON_SIZE_MENU);
gtk_image_menu_item_set_image (GTK_IMAGE_MENU_ITEM (mi),
image);
gtk_widget_show (image);
}
else
{
mi = gtk_menu_item_new_with_mnemonic (menuitems[i].label);
}
if (insensitive & menuitems[i].op)
gtk_widget_set_sensitive (mi, FALSE);
md = g_new (MenuData, 1);
md->window = window;
md->op = menuitems[i].op;
gtk_signal_connect (GTK_OBJECT (mi),
"activate",
GTK_SIGNAL_FUNC (activate_cb),
md);
}
if (insensitive & menuitems[i].op)
gtk_widget_set_sensitive (mi, FALSE);
md = g_new (MenuData, 1);
md->window = window;
md->op = menuitems[i].op;
gtk_signal_connect (GTK_OBJECT (mi),
"activate",
GTK_SIGNAL_FUNC (activate_cb),
md);
gtk_menu_shell_append (GTK_MENU_SHELL (menu),
mi);
@ -222,22 +258,22 @@ meta_window_menu_show (gulong xwindow,
meta_ui_warning ("Creating %d workspace menu current %d\n",
n_workspaces, current_workspace);
if (n_workspaces > 0 && current_workspace >= 0)
if (n_workspaces > 0)
{
GtkWidget *mi;
mi = gtk_separator_menu_item_new ();
gtk_menu_shell_append (GTK_MENU_SHELL (menu), mi);
gtk_widget_show (mi);
i = 0;
while (i < n_workspaces)
{
char *label;
MenuData *md;
label = g_strdup_printf (_("Move to workspace _%d\n"),
i + 1);
if (current_workspace == 0xFFFFFFFF)
label = g_strdup_printf (_("Only on workspace _%d\n"),
i + 1);
else
label = g_strdup_printf (_("Move to workspace _%d\n"),
i + 1);
mi = gtk_menu_item_new_with_mnemonic (label);
@ -429,6 +465,14 @@ activate_cb (GtkWidget *menuitem, gpointer data)
wmspec_change_desktop (md->window, workspace);
}
break;
case META_MESSAGE_MENU_STICK:
wmspec_change_desktop (md->window, 0xFFFFFFFF);
break;
case META_MESSAGE_MENU_UNSTICK:
wmspec_change_desktop (md->window, get_active_desktop ());
break;
default:
meta_ui_warning (G_STRLOC": Unknown window op\n");

4
src/uislave/messages.h
View File

@ -136,7 +136,9 @@ typedef enum
META_MESSAGE_MENU_MAXIMIZE = 1 << 3,
META_MESSAGE_MENU_UNSHADE = 1 << 4,
META_MESSAGE_MENU_SHADE = 1 << 5,
META_MESSAGE_MENU_WORKSPACES = 1 << 6
META_MESSAGE_MENU_UNSTICK = 1 << 6,
META_MESSAGE_MENU_STICK = 1 << 7,
META_MESSAGE_MENU_WORKSPACES = 1 << 8
} MetaMessageWindowMenuOps;
struct _MetaMessageShowWindowMenu

451
src/window.c
View File

@ -49,6 +49,8 @@ static int update_wm_class (MetaWindow *window);
static int update_transient_for (MetaWindow *window);
static void update_sm_hints (MetaWindow *window);
static int update_role (MetaWindow *window);
static int update_net_wm_type (MetaWindow *window);
static void recalc_window_type (MetaWindow *window);
static int set_wm_state (MetaWindow *window,
int state);
static void send_configure_notify (MetaWindow *window);
@ -64,8 +66,6 @@ static void meta_window_show (MetaWindow *window);
static void meta_window_hide (MetaWindow *window);
static void meta_window_move_resize_internal (MetaWindow *window,
gboolean move,
gboolean resize,
gboolean is_configure_request,
int root_x_nw,
int root_y_nw,
@ -164,6 +164,7 @@ meta_window_new (MetaDisplay *display, Window xwindow)
window->has_focus = FALSE;
window->maximized = FALSE;
window->on_all_workspaces = FALSE;
window->shaded = FALSE;
window->initially_iconic = FALSE;
window->minimized = FALSE;
@ -175,6 +176,8 @@ meta_window_new (MetaDisplay *display, Window xwindow)
window->has_minimize_func = TRUE;
window->has_maximize_func = TRUE;
window->wm_state_modal = FALSE;
window->res_class = NULL;
window->res_name = NULL;
window->role = NULL;
@ -183,6 +186,9 @@ meta_window_new (MetaDisplay *display, Window xwindow)
window->xtransient_for = None;
window->xgroup_leader = None;
window->xclient_leader = None;
window->type = META_WINDOW_NORMAL;
window->type_atom = None;
meta_display_register_x_window (display, &window->xwindow, window);
@ -196,6 +202,7 @@ meta_window_new (MetaDisplay *display, Window xwindow)
update_transient_for (window);
update_sm_hints (window); /* must come after transient_for */
update_role (window);
update_net_wm_type (window);
if (window->initially_iconic)
{
@ -218,7 +225,7 @@ meta_window_new (MetaDisplay *display, Window xwindow)
* passing TRUE for is_configure_request, ICCCM says
* initial map is handled same as configure request
*/
meta_window_move_resize_internal (window, TRUE, TRUE, TRUE,
meta_window_move_resize_internal (window, TRUE,
window->size_hints.x,
window->size_hints.y,
window->size_hints.width,
@ -308,6 +315,12 @@ meta_window_calc_showing (MetaWindow *window)
meta_verbose ("Window %s is on the active workspace %d\n",
window->desc,
meta_workspace_index (window->screen->active_workspace));
if (window->on_all_workspaces)
{
on_workspace = TRUE;
meta_verbose ("Window %s is on all workspaces\n", window->desc);
}
if (window->minimized || !on_workspace)
{
@ -334,16 +347,24 @@ meta_window_show (MetaWindow *window)
/* Shaded means the frame is mapped but the window is not */
if (window->frame)
XMapWindow (window->display->xdisplay, window->frame->xwindow);
if (window->frame && !window->frame->mapped)
{
meta_verbose ("Frame actually needs map\n");
window->frame->mapped = TRUE;
XMapWindow (window->display->xdisplay, window->frame->xwindow);
}
if (window->shaded)
{
window->mapped = FALSE;
meta_error_trap_push (window->display);
XUnmapWindow (window->display->xdisplay, window->xwindow);
meta_error_trap_pop (window->display);
if (window->mapped)
{
meta_verbose ("%s actually needs unmap\n", window->desc);
window->mapped = FALSE;
meta_error_trap_push (window->display);
XUnmapWindow (window->display->xdisplay, window->xwindow);
meta_error_trap_pop (window->display);
}
if (!window->iconic)
{
window->iconic = TRUE;
@ -352,10 +373,14 @@ meta_window_show (MetaWindow *window)
}
else
{
window->mapped = TRUE;
meta_error_trap_push (window->display);
XMapWindow (window->display->xdisplay, window->xwindow);
meta_error_trap_pop (window->display);
if (!window->mapped)
{
meta_verbose ("%s actually needs map\n", window->desc);
window->mapped = TRUE;
meta_error_trap_push (window->display);
XMapWindow (window->display->xdisplay, window->xwindow);
meta_error_trap_pop (window->display);
}
if (window->iconic)
{
@ -370,11 +395,19 @@ meta_window_hide (MetaWindow *window)
{
meta_verbose ("Hiding window %s\n", window->desc);
if (window->frame)
XUnmapWindow (window->display->xdisplay, window->frame->xwindow);
XUnmapWindow (window->display->xdisplay, window->xwindow);
if (window->frame && window->frame->mapped)
{
meta_verbose ("Frame actually needs unmap\n");
window->frame->mapped = FALSE;
XUnmapWindow (window->display->xdisplay, window->frame->xwindow);
}
window->mapped = FALSE;
if (window->mapped)
{
meta_verbose ("%s actually needs unmap\n", window->desc);
window->mapped = FALSE;
XUnmapWindow (window->display->xdisplay, window->xwindow);
}
if (!window->iconic)
{
@ -466,8 +499,6 @@ meta_window_unshade (MetaWindow *window)
static void
meta_window_move_resize_internal (MetaWindow *window,
gboolean move,
gboolean resize,
gboolean is_configure_request,
int root_x_nw,
int root_y_nw,
@ -478,31 +509,24 @@ meta_window_move_resize_internal (MetaWindow *window,
unsigned int mask;
gboolean need_configure_notify;
MetaFrameGeometry fgeom;
gboolean need_move_client = FALSE;
gboolean need_move_frame = FALSE;
gboolean need_resize_client = FALSE;
gboolean need_resize_frame = FALSE;
if (resize)
meta_verbose ("Resizing %s to %d x %d\n", window->desc, w, h);
if (move)
meta_verbose ("Moving %s to %d,%d\n", window->desc,
root_x_nw, root_y_nw);
meta_verbose ("Move/resize %s to %d,%d %dx%d\n",
window->desc, root_x_nw, root_y_nw, w, h);
constrain_size (window, w, h, &w, &h);
meta_verbose ("Constrained resize of %s to %d x %d\n", window->desc, w, h);
if (w != window->rect.width ||
h != window->rect.height)
need_resize_client = TRUE;
window->rect.width = w;
window->rect.height = h;
/* remember that root_x_nw, root_y_nw are bogus if not moving,
* and w, h are bogus if not resizing
*/
if (resize)
{
constrain_size (window, w, h, &w, &h);
meta_verbose ("Constrained resize of %s to %d x %d\n", window->desc, w, h);
if (w == window->rect.width &&
h == window->rect.height)
resize = FALSE;
window->rect.width = w;
window->rect.height = h;
}
if (window->frame)
{
int new_w, new_h;
@ -519,7 +543,9 @@ meta_window_move_resize_internal (MetaWindow *window,
else
new_h = window->rect.height + fgeom.top_height + fgeom.bottom_height;
/* FIXME could check to avoid XResizeWindow on frame */
if (new_w != window->frame->rect.width ||
new_h != window->frame->rect.height)
need_resize_frame = TRUE;
window->frame->rect.width = new_w;
window->frame->rect.height = new_h;
@ -527,11 +553,8 @@ meta_window_move_resize_internal (MetaWindow *window,
meta_verbose ("Calculated frame size %dx%d\n",
window->frame->rect.width,
window->frame->rect.height);
}
if (move)
{
if (is_configure_request && window->frame)
if (is_configure_request)
{
meta_frame_adjust_for_gravity (window->size_hints.win_gravity,
window->frame->rect.width,
@ -541,50 +564,52 @@ meta_window_move_resize_internal (MetaWindow *window,
root_y_nw,
&root_x_nw,
&root_y_nw);
meta_verbose ("Compensated position for gravity, new pos %d,%d\n",
root_x_nw, root_y_nw);
}
}
constrain_position (window,
window->frame ? &fgeom : NULL,
root_x_nw, root_y_nw,
&root_x_nw, &root_y_nw);
constrain_position (window,
window->frame ? &fgeom : NULL,
root_x_nw, root_y_nw,
&root_x_nw, &root_y_nw);
meta_verbose ("Constrained position to %d,%d\n",
root_x_nw, root_y_nw);
meta_verbose ("Constrained position to %d,%d\n",
root_x_nw, root_y_nw);
if (window->frame)
{
int new_x, new_y;
new_x = root_x_nw - fgeom.left_width;
new_y = root_y_nw - fgeom.top_height;
if (window->frame)
{
int new_x, new_y;
if (new_x == window->frame->rect.x &&
new_y == window->frame->rect.y &&
window->rect.x == fgeom.left_width &&
window->rect.y == fgeom.top_height)
move = FALSE;
window->frame->rect.x = new_x;
window->frame->rect.y = new_y;
/* window->rect.x, window->rect.y are relative to frame,
* remember they are the server coords
*/
window->rect.x = fgeom.left_width;
window->rect.y = fgeom.top_height;
}
else
{
if (root_x_nw == window->rect.x &&
root_y_nw == window->rect.y)
move = FALSE;
new_x = root_x_nw - fgeom.left_width;
new_y = root_y_nw - fgeom.top_height;
window->rect.x = root_x_nw;
window->rect.y = root_y_nw;
}
if (new_x != window->frame->rect.x ||
new_y != window->frame->rect.y)
need_move_frame = TRUE;
if (window->rect.x != fgeom.left_width ||
window->rect.y != fgeom.top_height)
need_move_client = TRUE;
window->frame->rect.x = new_x;
window->frame->rect.y = new_y;
/* window->rect.x, window->rect.y are relative to frame,
* remember they are the server coords
*/
window->rect.x = fgeom.left_width;
window->rect.y = fgeom.top_height;
}
else
{
if (root_x_nw != window->rect.x ||
root_y_nw != window->rect.y)
need_move_client = TRUE;
window->rect.x = root_x_nw;
window->rect.y = root_y_nw;
}
/* Fill in other frame member variables */
@ -602,8 +627,11 @@ meta_window_move_resize_internal (MetaWindow *window,
* notify if we don't resize. ICCCM 4.1.5
*/
need_configure_notify =
(!resize) ||
(is_configure_request && !(move || resize || window->border_width != 0));
(!need_resize_client) ||
(is_configure_request &&
!(need_move_client || need_move_frame ||
need_resize_client || need_resize_frame ||
window->border_width != 0));
/* Sync our new size/pos with X as efficiently as possible */
@ -616,17 +644,17 @@ meta_window_move_resize_internal (MetaWindow *window,
mask = 0;
if (is_configure_request && window->border_width != 0)
mask |= CWBorderWidth; /* must force to 0 */
if (move)
if (need_move_client)
mask |= (CWX | CWY);
if (resize)
if (need_resize_client)
mask |= (CWWidth | CWHeight);
if (mask != 0)
{
meta_verbose ("Syncing new geometry to client, border: %s pos: %s size: %s\n",
mask & CWBorderWidth ? "true" : "false",
mask & CWX ? "true" : "false",
mask & CWWidth ? "true" : "false");
need_move_client ? "true" : "false",
need_resize_client ? "true" : "false");
meta_error_trap_push (window->display);
XConfigureWindow (window->display->xdisplay,
@ -638,10 +666,16 @@ meta_window_move_resize_internal (MetaWindow *window,
/* Now do the frame */
if (window->frame)
meta_frame_sync_to_window (window->frame);
meta_frame_sync_to_window (window->frame, need_move_frame, need_resize_frame);
if (need_configure_notify)
send_configure_notify (window);
/* Invariants leaving this function are:
* a) window->rect and frame->rect reflect the actual
* server-side size/pos of window->xwindow and frame->xwindow
* b) all constraints are obeyed by window->rect and frame->rect
*/
}
void
@ -649,7 +683,11 @@ meta_window_resize (MetaWindow *window,
int w,
int h)
{
meta_window_move_resize_internal (window, FALSE, TRUE, FALSE, -1, -1, w, h);
int x, y;
meta_window_get_position (window, &x, &y);
meta_window_move_resize_internal (window, FALSE, x, y, w, h);
}
void
@ -657,8 +695,10 @@ meta_window_move (MetaWindow *window,
int root_x_nw,
int root_y_nw)
{
meta_window_move_resize_internal (window, TRUE, FALSE, FALSE,
root_x_nw, root_y_nw, -1, -1);
meta_window_move_resize_internal (window, FALSE,
root_x_nw, root_y_nw,
window->rect.width,
window->rect.height);
}
void
@ -668,7 +708,7 @@ meta_window_move_resize (MetaWindow *window,
int w,
int h)
{
meta_window_move_resize_internal (window, TRUE, TRUE, FALSE,
meta_window_move_resize_internal (window, FALSE,
root_x_nw, root_y_nw,
w, h);
}
@ -676,7 +716,7 @@ meta_window_move_resize (MetaWindow *window,
void
meta_window_queue_move_resize (MetaWindow *window)
{
/* FIXME actually queue */
/* FIXME actually queue, don't do it immediately */
int x, y;
meta_window_get_position (window, &x, &y);
@ -778,6 +818,75 @@ meta_window_change_workspace (MetaWindow *window,
meta_workspace_remove_window (window->workspaces->next->data, window);
}
void
meta_window_stick (MetaWindow *window)
{
if (window->on_all_workspaces)
return;
/* We don't change window->workspaces, because we revert
* to that original workspace list if on_all_workspaces is
* toggled back off.
*/
window->on_all_workspaces = TRUE;
meta_window_set_current_workspace_hint (window);
meta_window_queue_calc_showing (window);
}
void
meta_window_unstick (MetaWindow *window)
{
if (!window->on_all_workspaces)
return;
/* Revert to window->workspaces */
window->on_all_workspaces = FALSE;
/* We change ourselves to the active workspace, since otherwise you'd get
* a weird window-vaporization effect. Once we have UI for being
* on more than one workspace this should probably be add_workspace
* not change_workspace.
*/
if (!meta_workspace_contains_window (window->screen->active_workspace,
window))
meta_window_change_workspace (window, window->screen->active_workspace);
meta_window_set_current_workspace_hint (window);
meta_window_queue_calc_showing (window);
}
int
meta_window_set_current_workspace_hint (MetaWindow *window)
{
/* FIXME if on more than one workspace, we claim to be "sticky",
* the WM spec doesn't say what to do here.
*/
unsigned long data[1];
if (window->workspaces == NULL)
return Success; /* this happens when destroying windows */
if (window->on_all_workspaces ||
g_list_length (window->workspaces) > 1)
data[0] = 0xFFFFFFFF;
else
data[0] = meta_workspace_screen_index (window->workspaces->data);
meta_verbose ("Setting _NET_WM_DESKTOP of %s to %ld\n",
window->desc, data[0]);
meta_error_trap_push (window->display);
XChangeProperty (window->display->xdisplay, window->xwindow,
window->display->atom_net_wm_desktop,
XA_CARDINAL,
32, PropModeReplace, (guchar*) data, 1);
return meta_error_trap_pop (window->display);
}
void
meta_window_raise (MetaWindow *window)
{
@ -891,9 +1000,19 @@ meta_window_client_message (MetaWindow *window,
space);
if (workspace)
meta_window_change_workspace (window, workspace);
{
if (window->on_all_workspaces)
meta_window_unstick (window);
meta_window_change_workspace (window, workspace);
}
else if (space == 0xFFFFFFFF)
{
meta_window_stick (window);
}
else
meta_verbose ("No such workspace %d for screen\n", space);
{
meta_verbose ("No such workspace %d for screen\n", space);
}
return TRUE;
}
@ -1026,7 +1145,7 @@ process_property_notify (MetaWindow *window,
else if (event->atom == XA_WM_TRANSIENT_FOR)
{
update_transient_for (window);
meta_window_queue_move_resize (window);
}
else if (event->atom ==
@ -1041,6 +1160,11 @@ process_property_notify (MetaWindow *window,
{
meta_warning ("Broken client changed client leader window or SM client ID\n");
}
else if (event->atom ==
window->display->atom_net_wm_window_type)
{
update_net_wm_type (window);
}
return TRUE;
}
@ -1109,7 +1233,7 @@ process_configure_request (MetaWindow *window,
window->size_hints.width = width;
window->size_hints.height = height;
meta_window_move_resize_internal (window, TRUE, TRUE, TRUE,
meta_window_move_resize_internal (window, TRUE,
window->size_hints.x,
window->size_hints.y,
window->size_hints.width,
@ -1427,6 +1551,7 @@ update_net_wm_state (MetaWindow *window)
window->shaded = FALSE;
window->maximized = FALSE;
window->wm_state_modal = FALSE;
meta_error_trap_push (window->display);
XGetWindowProperty (window->display->xdisplay, window->xwindow,
@ -1437,10 +1562,16 @@ update_net_wm_state (MetaWindow *window)
result = meta_error_trap_pop (window->display);
if (result != Success)
return result;
{
recalc_window_type (window);
return result;
}
if (type != XA_ATOM)
return -1; /* whatever */
{
recalc_window_type (window);
return -1; /* whatever */
}
i = 0;
while (i < n_atoms)
@ -1451,12 +1582,16 @@ update_net_wm_state (MetaWindow *window)
window->maximized = TRUE;
else if (atoms[i] == window->display->atom_net_wm_state_maximized_vert)
window->maximized = TRUE;
else if (atoms[i] == window->display->atom_net_wm_state_modal)
window->wm_state_modal = TRUE;
++i;
}
XFree (atoms);
recalc_window_type (window);
return Success;
}
@ -1746,10 +1881,122 @@ update_transient_for (MetaWindow *window)
window->xtransient_for);
else
meta_verbose ("Window %s is not transient\n", window->desc);
/* may now be a dialog */
recalc_window_type (window);
return meta_error_trap_pop (window->display);
}
static int
update_net_wm_type (MetaWindow *window)
{
Atom type;
gint format;
gulong n_atoms;
gulong bytes_after;
Atom *atoms;
int result;
int i;
window->type_atom = None;
meta_error_trap_push (window->display);
XGetWindowProperty (window->display->xdisplay, window->xwindow,
window->display->atom_net_wm_window_type,
0, G_MAXLONG,
False, XA_ATOM, &type, &format, &n_atoms,
&bytes_after, (guchar **)&atoms);
result = meta_error_trap_pop (window->display);
if (result != Success)
{
recalc_window_type (window);
return result;
}
if (type != XA_ATOM)
{
recalc_window_type (window);
return -1; /* whatever */
}
i = 0;
while (i < n_atoms)
{
/* We break as soon as we find one we recognize,
* supposed to prefer those near the front of the list
*/
if (atoms[i] == window->display->atom_net_wm_window_type_desktop ||
atoms[i] == window->display->atom_net_wm_window_type_dock ||
atoms[i] == window->display->atom_net_wm_window_type_toolbar ||
atoms[i] == window->display->atom_net_wm_window_type_menu ||
atoms[i] == window->display->atom_net_wm_window_type_dialog ||
atoms[i] == window->display->atom_net_wm_window_type_normal)
{
window->type_atom = atoms[i];
break;
}
++i;
}
XFree (atoms);
if (meta_is_verbose ())
{
char *str;
meta_error_trap_push (window->display);
str = XGetAtomName (window->display->xdisplay, window->type_atom);
if (meta_error_trap_pop (window->display))
str = NULL;
meta_verbose ("Window %s type atom %s\n", window->desc,
str ? str : "(none)");
if (str)
XFree (str);
}
recalc_window_type (window);
return Success;
}
static void
recalc_window_type (MetaWindow *window)
{
if (window->type_atom != None)
{
if (window->type_atom == window->display->atom_net_wm_window_type_desktop)
window->type = META_WINDOW_DESKTOP;
else if (window->type_atom == window->display->atom_net_wm_window_type_dock)
window->type = META_WINDOW_DOCK;
else if (window->type_atom == window->display->atom_net_wm_window_type_toolbar)
window->type = META_WINDOW_TOOLBAR;
else if (window->type_atom == window->display->atom_net_wm_window_type_menu)
window->type = META_WINDOW_MENU;
else if (window->type_atom == window->display->atom_net_wm_window_type_dialog)
window->type = META_WINDOW_DIALOG;
else if (window->type_atom == window->display->atom_net_wm_window_type_normal)
window->type = META_WINDOW_NORMAL;
}
else if (window->xtransient_for != None)
{
window->type = META_WINDOW_DIALOG;
}
else
{
window->type = META_WINDOW_NORMAL;
}
if (window->type == META_WINDOW_DIALOG &&
window->wm_state_modal)
window->type = META_WINDOW_MODAL_DIALOG;
meta_verbose ("Calculated type %d for %s\n", window->type, window->desc);
}
static void
constrain_size (MetaWindow *window,
int width, int height,

27
src/window.h
View File

@ -26,6 +26,17 @@
#include "util.h"
#include <X11/Xutil.h>
typedef enum
{
META_WINDOW_NORMAL,
META_WINDOW_DESKTOP,
META_WINDOW_DOCK,
META_WINDOW_DIALOG,
META_WINDOW_MODAL_DIALOG,
META_WINDOW_TOOLBAR,
META_WINDOW_MENU
} MetaWindowType;
struct _MetaWindow
{
MetaDisplay *display;
@ -39,6 +50,9 @@ struct _MetaWindow
char *desc; /* used in debug spew */
char *title;
MetaWindowType type;
Atom type_atom;
/* NOTE these four are not in UTF-8, we just treat them as random
* binary data
*/
@ -56,6 +70,12 @@ struct _MetaWindow
/* Whether we're shaded */
guint shaded : 1;
/* Whether we're sticky in the multi-workspace sense
* (vs. the not-scroll-with-viewport sense, we don't
* have no stupid viewports)
*/
guint on_all_workspaces : 1;
/* Mapped is what we think the mapped state should be;
* so if we get UnmapNotify and mapped == TRUE then
@ -88,6 +108,9 @@ struct _MetaWindow
guint has_minimize_func : 1;
guint has_maximize_func : 1;
/* Weird "_NET_WM_STATE_MODAL" flag */
guint wm_state_modal : 1;
/* this flag tracks receipt of focus_in focus_out and
* determines whether we draw the focus
*/
@ -126,6 +149,8 @@ void meta_window_shade (MetaWindow *window);
void meta_window_unshade (MetaWindow *window);
void meta_window_change_workspace (MetaWindow *window,
MetaWorkspace *workspace);
void meta_window_stick (MetaWindow *window);
void meta_window_unstick (MetaWindow *window);
/* args to move are window pos, not frame pos */
void meta_window_move (MetaWindow *window,
@ -167,4 +192,6 @@ gboolean meta_window_property_notify (MetaWindow *window,
XEvent *event);
gboolean meta_window_client_message (MetaWindow *window,
XEvent *event);
int meta_window_set_current_workspace_hint (MetaWindow *window);
#endif

64
src/workspace.c
View File

@ -25,8 +25,8 @@
void meta_workspace_queue_calc_showing (MetaWorkspace *workspace);
static int set_current_workspace_hint (MetaWindow *window);
static int set_number_of_spaces_hint (MetaScreen *screen);
static int set_active_space_hint (MetaScreen *screen);
MetaWorkspace*
meta_workspace_new (MetaScreen *screen)
@ -82,12 +82,12 @@ void
meta_workspace_add_window (MetaWorkspace *workspace,
MetaWindow *window)
{
g_return_if_fail (g_list_find (workspace->windows, window) == NULL);
g_return_if_fail (!meta_workspace_contains_window (workspace, window));
workspace->windows = g_list_prepend (workspace->windows, window);
window->workspaces = g_list_prepend (window->workspaces, workspace);
set_current_workspace_hint (window);
meta_window_set_current_workspace_hint (window);
meta_window_queue_calc_showing (window);
}
@ -96,16 +96,23 @@ void
meta_workspace_remove_window (MetaWorkspace *workspace,
MetaWindow *window)
{
g_return_if_fail (g_list_find (workspace->windows, window) != NULL);
g_return_if_fail (meta_workspace_contains_window (workspace, window));
workspace->windows = g_list_remove (workspace->windows, window);
window->workspaces = g_list_remove (window->workspaces, workspace);
set_current_workspace_hint (window);
meta_window_set_current_workspace_hint (window);
meta_window_queue_calc_showing (window);
}
gboolean
meta_workspace_contains_window (MetaWorkspace *workspace,
MetaWindow *window)
{
return g_list_find (workspace->windows, window) != NULL;
}
void
meta_workspace_queue_calc_showing (MetaWorkspace *workspace)
{
@ -135,6 +142,8 @@ meta_workspace_activate (MetaWorkspace *workspace)
workspace->screen->active_workspace = workspace;
set_active_space_hint (workspace->screen);
meta_workspace_queue_calc_showing (old);
meta_workspace_queue_calc_showing (workspace);
}
@ -184,32 +193,6 @@ meta_workspace_screen_index (MetaWorkspace *workspace)
meta_bug ("Workspace does not exist to index!\n");
}
static int
set_current_workspace_hint (MetaWindow *window)
{
/* if on more than one workspace, we claim to be "sticky" */
unsigned long data[1];
if (window->workspaces == NULL)
return Success; /* this happens when destroying windows */
if (g_list_length (window->workspaces) > 1)
data[0] = 0xFFFFFFFF;
else
data[0] = meta_workspace_screen_index (window->workspaces->data);
meta_verbose ("Setting _NET_WM_DESKTOP of %s to %ld\n",
window->desc, data[0]);
meta_error_trap_push (window->display);
XChangeProperty (window->display->xdisplay, window->xwindow,
window->display->atom_net_wm_desktop,
XA_CARDINAL,
32, PropModeReplace, (guchar*) data, 1);
return meta_error_trap_pop (window->display);
}
static int
set_number_of_spaces_hint (MetaScreen *screen)
{
@ -226,3 +209,20 @@ set_number_of_spaces_hint (MetaScreen *screen)
32, PropModeReplace, (guchar*) data, 1);
return meta_error_trap_pop (screen->display);
}
static int
set_active_space_hint (MetaScreen *screen)
{
unsigned long data[1];
data[0] = meta_workspace_screen_index (screen->active_workspace);
meta_verbose ("Setting _NET_CURRENT_DESKTOP to %ld\n", data[0]);
meta_error_trap_push (screen->display);
XChangeProperty (screen->display->xdisplay, screen->xroot,
screen->display->atom_net_current_desktop,
XA_CARDINAL,
32, PropModeReplace, (guchar*) data, 1);
return meta_error_trap_pop (screen->display);
}

3
src/workspace.h
View File

@ -39,7 +39,8 @@ void meta_workspace_add_window (MetaWorkspace *workspace,
MetaWindow *window);
void meta_workspace_remove_window (MetaWorkspace *workspace,
MetaWindow *window);
gboolean meta_workspace_contains_window (MetaWorkspace *workspace,
MetaWindow *window);
void meta_workspace_activate (MetaWorkspace *workspace);
int meta_workspace_index (MetaWorkspace *workspace);
int meta_workspace_screen_index (MetaWorkspace *workspace);