x11-display: add support for _GTK_WORKAREAS_Dn

In addition to existing _NET_WORKAREA property set also new
_GTK_WORKAREAS_Dn property where n is desktop number (between 0
and _NET_NUMBER_OF_DESKTOPS - 1).

https://mail.gnome.org/archives/wm-spec-list/2018-December/msg00000.html
https://gitlab.freedesktop.org/xdg/xdg-specs/merge_requests/22

https://gitlab.gnome.org/GNOME/mutter/merge_requests/370
This commit is contained in:
Alberts Muktupāvels 2018-12-31 16:29:11 +02:00
parent 1ce933e281
commit 5e07478843
2 changed files with 54 additions and 0 deletions

View File

@ -63,6 +63,7 @@ item(_GTK_MENUBAR_OBJECT_PATH)
item(_GTK_FRAME_EXTENTS)
item(_GTK_SHOW_WINDOW_MENU)
item(_GTK_EDGE_CONSTRAINTS)
item(_GTK_WORKAREAS)
item(_GNOME_WM_KEYBINDINGS)
item(_GNOME_PANEL_ACTION)
item(_GNOME_PANEL_ACTION_MAIN_MENU)

View File

@ -604,6 +604,7 @@ set_supported_hint (MetaX11Display *x11_display)
x11_display->atom__GTK_FRAME_EXTENTS,
x11_display->atom__GTK_SHOW_WINDOW_MENU,
x11_display->atom__GTK_EDGE_CONSTRAINTS,
x11_display->atom__GTK_WORKAREAS,
};
XChangeProperty (x11_display->xdisplay,
@ -913,6 +914,56 @@ set_workspace_names (MetaX11Display *x11_display)
g_string_free (flattened, TRUE);
}
static void
set_workspace_work_area_hint (MetaWorkspace *workspace,
MetaX11Display *x11_display)
{
MetaMonitorManager *monitor_manager;
GList *logical_monitors;
GList *l;
int num_monitors;
unsigned long *data;
unsigned long *tmp;
g_autofree char *workarea_name;
Atom workarea_atom;
monitor_manager = meta_backend_get_monitor_manager (meta_get_backend ());
logical_monitors = meta_monitor_manager_get_logical_monitors (monitor_manager);
num_monitors = meta_monitor_manager_get_num_logical_monitors (monitor_manager);
data = g_new (unsigned long, num_monitors * 4);
tmp = data;
for (l = logical_monitors; l; l = l->next)
{
MetaRectangle area;
meta_workspace_get_work_area_for_logical_monitor (workspace, l->data, &area);
tmp[0] = area.x;
tmp[1] = area.y;
tmp[2] = area.width;
tmp[3] = area.height;
tmp += 4;
}
workarea_name = g_strdup_printf ("_GTK_WORKAREAS_D%d",
meta_workspace_index (workspace));
workarea_atom = XInternAtom (x11_display->xdisplay, workarea_name, False);
meta_x11_error_trap_push (x11_display);
XChangeProperty (x11_display->xdisplay,
x11_display->xroot,
workarea_atom,
XA_CARDINAL, 32, PropModeReplace,
(guchar*) data, num_monitors * 4);
meta_x11_error_trap_pop (x11_display);
g_free (data);
}
static void
set_work_area_hint (MetaDisplay *display,
MetaX11Display *x11_display)
@ -932,6 +983,8 @@ set_work_area_hint (MetaDisplay *display,
MetaWorkspace *workspace = l->data;
meta_workspace_get_work_area_all_monitors (workspace, &area);
set_workspace_work_area_hint (workspace, x11_display);
tmp[0] = area.x;
tmp[1] = area.y;
tmp[2] = area.width;