x11-display: set per-monitor work areas

In addition to existing property set also new _NET_WORKAREA_Mn
property where n is Xinerama monitor index. The property in its
form is same as _NET_WORKAREA except that work area is for monitor
not whole screen.
This commit is contained in:
Alberts Muktupāvels 2018-06-15 01:17:24 +03:00
parent a3da4b8d5b
commit b413672a51
2 changed files with 48 additions and 0 deletions

View File

@ -142,6 +142,7 @@ item(_NET_WM_STATE_FULLSCREEN)
item(_NET_WM_PING)
item(_NET_WM_PID)
item(_NET_WORKAREA)
item(_NET_WORKAREA_Mn)
item(_NET_SHOWING_DESKTOP)
item(_NET_DESKTOP_LAYOUT)
item(_NET_DESKTOP_NAMES)

View File

@ -915,6 +915,9 @@ set_work_area_hint (MetaDisplay *display,
GList *l;
unsigned long *data, *tmp;
MetaRectangle area;
MetaBackend *backend;
MetaMonitorManager *monitor_manager;
GList *logical_monitors, *lm;
num_workspaces = meta_workspace_manager_get_n_workspaces (workspace_manager);
data = g_new (unsigned long, num_workspaces * 4);
@ -941,6 +944,50 @@ set_work_area_hint (MetaDisplay *display,
(guchar*) data, num_workspaces*4);
meta_x11_error_trap_pop (x11_display);
backend = meta_get_backend ();
monitor_manager = meta_backend_get_monitor_manager (backend);
logical_monitors = meta_monitor_manager_get_logical_monitors (monitor_manager);
for (lm = logical_monitors; lm; lm = lm->next)
{
MetaLogicalMonitor *logical_monitor = lm->data;
int xinerama_index;
gchar *workarea_name;
Atom workarea_atom;
tmp = data;
for (l = workspace_manager->workspaces; l; l = l->next)
{
MetaWorkspace *workspace = l->data;
meta_workspace_get_work_area_for_logical_monitor (workspace,
logical_monitor,
&area);
tmp[0] = area.x;
tmp[1] = area.y;
tmp[2] = area.width;
tmp[3] = area.height;
tmp += 4;
}
xinerama_index = meta_x11_display_logical_monitor_to_xinerama_index (x11_display,
logical_monitor);
workarea_name = g_strdup_printf ("_NET_WORKAREA_M%d", xinerama_index);
workarea_atom = XInternAtom (x11_display->xdisplay, workarea_name, False);
g_free (workarea_name);
meta_x11_error_trap_push (x11_display);
XChangeProperty (x11_display->xdisplay,
x11_display->xroot,
workarea_atom,
XA_CARDINAL, 32, PropModeReplace,
(guchar*) data, num_workspaces*4);
meta_x11_error_trap_pop (x11_display);
}
g_free (data);
}