static bool wxQueryWMspecSupport(Display* WXUNUSED(display),
Window WXUNUSED(rootWnd),
Atom (feature))
{
GdkAtom gatom = gdk_x11_xatom_to_atom(feature);
return gdk_x11_screen_supports_net_wm_hint(gdk_screen_get_default(), gatom);
}
static guint32
get_netwm_cardinal_property (GdkScreen *screen,
const gchar *name)
{
GdkX11Screen *x11_screen = GDK_X11_SCREEN (screen);
GdkAtom atom;
guint32 prop = 0;
Atom type;
gint format;
gulong nitems;
gulong bytes_after;
guchar *data;
atom = gdk_atom_intern_static_string (name);
if (!gdk_x11_screen_supports_net_wm_hint (screen, atom))
return 0;
XGetWindowProperty (x11_screen->xdisplay,
x11_screen->xroot_window,
gdk_x11_get_xatom_by_name_for_display (GDK_SCREEN_DISPLAY (screen), name),
0, G_MAXLONG,
False, XA_CARDINAL, &type, &format, &nitems,
&bytes_after, &data);
if (type == XA_CARDINAL)
{
prop = *(gulong *)data;
XFree (data);
}
return prop;
}
/* Handler for "clicked" signal on main widget. */
static gboolean wincmd_button_clicked(GtkWidget * widget, GdkEventButton * event, LXPanel * panel)
{
WinCmdPlugin * wc = lxpanel_plugin_get_data(widget);
/* Left-click to iconify. */
if (event->button == 1)
{
GdkScreen* screen = gtk_widget_get_screen(widget);
static GdkAtom atom = 0;
if( G_UNLIKELY(0 == atom) )
atom = gdk_atom_intern("_NET_SHOWING_DESKTOP", FALSE);
/* If window manager supports _NET_SHOWING_DESKTOP, use it.
* Otherwise, fall back to iconifying windows individually. */
if (gdk_x11_screen_supports_net_wm_hint(screen, atom))
{
int showing_desktop = ((( ! wc->toggle_preference) || ( ! wc->toggle_state)) ? 1 : 0);
Xclimsg(DefaultRootWindow(GDK_DISPLAY_XDISPLAY(gdk_display_get_default())),
a_NET_SHOWING_DESKTOP, showing_desktop, 0, 0, 0, 0);
wincmd_adjust_toggle_state(wc);
}
else
wincmd_execute(wc, WC_ICONIFY);
}
/* Middle-click to shade. */
else if (event->button == 2)
wincmd_execute(wc, WC_SHADE);
return TRUE;
}
static void button_toggled_callback(GtkWidget* button, ShowDesktopData* sdd)
{
if (!gdk_x11_screen_supports_net_wm_hint(gtk_widget_get_screen(button), gdk_atom_intern("_NET_SHOWING_DESKTOP", FALSE)))
{
static GtkWidget* dialog = NULL;
if (dialog && gtk_widget_get_screen(dialog) != gtk_widget_get_screen(button))
gtk_widget_destroy (dialog);
if (dialog)
{
gtk_window_present(GTK_WINDOW(dialog));
return;
}
dialog = gtk_message_dialog_new(NULL, GTK_DIALOG_MODAL, GTK_MESSAGE_ERROR, GTK_BUTTONS_CLOSE, _("Your window manager does not support the show desktop button, or you are not running a window manager."));
g_object_add_weak_pointer(G_OBJECT(dialog), (gpointer) &dialog);
g_signal_connect(G_OBJECT(dialog), "response", G_CALLBACK(gtk_widget_destroy), NULL);
gtk_window_set_resizable(GTK_WINDOW(dialog), FALSE);
gtk_window_set_screen(GTK_WINDOW(dialog), gtk_widget_get_screen(button));
gtk_widget_show(dialog);
return;
}
if (sdd->matewnck_screen != NULL)
matewnck_screen_toggle_showing_desktop(sdd->matewnck_screen, gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(button)));
update_button_display (sdd);
}
static GList *
gdk_x11_screen_get_window_stack (GdkScreen *screen)
{
GdkX11Screen *x11_screen;
GList *ret = NULL;
Atom type_return;
gint format_return;
gulong nitems_return;
gulong bytes_after_return;
guchar *data = NULL;
g_return_val_if_fail (GDK_IS_SCREEN (screen), NULL);
if (!gdk_x11_screen_supports_net_wm_hint (screen,
gdk_atom_intern_static_string ("_NET_CLIENT_LIST_STACKING")))
return NULL;
x11_screen = GDK_X11_SCREEN (screen);
if (XGetWindowProperty (x11_screen->xdisplay, x11_screen->xroot_window,
gdk_x11_get_xatom_by_name_for_display (x11_screen->display,
"_NET_CLIENT_LIST_STACKING"),
0, G_MAXLONG, False, XA_WINDOW, &type_return,
&format_return, &nitems_return,
&bytes_after_return, &data)
== Success)
{
if ((type_return == XA_WINDOW) && (format_return == 32) &&
(data) && (nitems_return > 0))
{
gulong *stack = (gulong *) data;
GdkWindow *win;
int i;
for (i = 0; i < nitems_return; i++)
{
win = gdk_x11_window_foreign_new_for_display (x11_screen->display,
(Window)stack[i]);
if (win != NULL)
ret = g_list_append (ret, win);
}
}
}
if (data)
XFree (data);
return ret;
}
/* This function will make sure that tilda window becomes active (gains
* the focus) when it is called.
*
* This has to be the worst possible way of making this work, but it was the
* only way to get metacity to play nicely. All the other WM's are so nice,
* why oh why does metacity hate us so?
*/
void tilda_window_set_active (tilda_window *tw)
{
DEBUG_FUNCTION ("tilda_window_set_active");
DEBUG_ASSERT (tw != NULL);
Display *x11_display = GDK_WINDOW_XDISPLAY (gtk_widget_get_window (tw->window) );
Window x11_window = GDK_WINDOW_XID (gtk_widget_get_window (tw->window) );
Window x11_root_window = GDK_WINDOW_XID ( gtk_widget_get_root_window (tw->window) );
GdkScreen *screen = gtk_widget_get_screen (tw->window);
XEvent event;
long mask = SubstructureRedirectMask | SubstructureNotifyMask;
gtk_window_move (GTK_WINDOW(tw->window), config_getint ("x_pos"), config_getint ("y_pos"));
if (gdk_x11_screen_supports_net_wm_hint (screen,
gdk_atom_intern_static_string ("_NET_ACTIVE_WINDOW")))
{
guint32 timestamp = gtk_get_current_event_time ();
if (timestamp == 0) {
timestamp = gdk_x11_get_server_time(gdk_screen_get_root_window (screen));
}
event.xclient.type = ClientMessage;
event.xclient.serial = 0;
event.xclient.send_event = True;
event.xclient.display = x11_display;
event.xclient.window = x11_window;
event.xclient.message_type = gdk_x11_get_xatom_by_name ("_NET_ACTIVE_WINDOW");
event.xclient.format = 32;
event.xclient.data.l[0] = 2; /* pager */
event.xclient.data.l[1] = timestamp; /* timestamp */
event.xclient.data.l[2] = 0;
event.xclient.data.l[3] = 0;
event.xclient.data.l[4] = 0;
XSendEvent (x11_display, x11_root_window, False, mask, &event);
}
else
{
/* The WM doesn't support the EWMH standards. We'll print a warning and
* try this, though it probably won't work... */
g_printerr (_("WARNING: Window manager (%s) does not support EWMH hints\n"),
gdk_x11_screen_get_window_manager_name (screen));
XRaiseWindow (x11_display, x11_window);
}
}
static GdkWindow *
gdk_x11_screen_get_active_window (GdkScreen *screen)
{
GdkX11Screen *x11_screen;
GdkWindow *ret = NULL;
Atom type_return;
gint format_return;
gulong nitems_return;
gulong bytes_after_return;
guchar *data = NULL;
g_return_val_if_fail (GDK_IS_SCREEN (screen), NULL);
if (!gdk_x11_screen_supports_net_wm_hint (screen,
gdk_atom_intern_static_string ("_NET_ACTIVE_WINDOW")))
return NULL;
x11_screen = GDK_X11_SCREEN (screen);
if (XGetWindowProperty (x11_screen->xdisplay, x11_screen->xroot_window,
gdk_x11_get_xatom_by_name_for_display (x11_screen->display,
"_NET_ACTIVE_WINDOW"),
0, 1, False, XA_WINDOW, &type_return,
&format_return, &nitems_return,
&bytes_after_return, &data)
== Success)
{
if ((type_return == XA_WINDOW) && (format_return == 32) && (data))
{
Window window = *(Window *) data;
if (window != None)
{
ret = gdk_x11_window_foreign_new_for_display (x11_screen->display,
window);
}
}
}
if (data)
XFree (data);
return ret;
}
void
gdk_x11_window_force_focus (GdkWindow *window,
guint32 timestamp)
{
GdkDisplay *display;
g_return_if_fail (GDK_IS_WINDOW (window));
display = GDK_WINDOW_DISPLAY (window);
if (GTK_CHECK_VERSION(3,0,0) && !GDK_IS_X11_DISPLAY (display))
return;
if (gdk_x11_screen_supports_net_wm_hint (gdk_window_get_screen (window),
gdk_atom_intern_static_string ("_NET_ACTIVE_WINDOW")))
{
if (!timestamp)
{
GTimeVal t;
g_get_current_time (&t);
timestamp = t.tv_sec;
}
XClientMessageEvent xclient;
memset (&xclient, 0, sizeof (xclient));
xclient.type = ClientMessage;
xclient.window = GDK_WINDOW_XID (window);
xclient.message_type = gdk_x11_get_xatom_by_name_for_display (display,
"_NET_ACTIVE_WINDOW");
xclient.format = 32;
xclient.data.l[0] = 2; /* requestor type; we're a tool */
xclient.data.l[1] = timestamp;
xclient.data.l[2] = None; /* currently active window */
xclient.data.l[3] = 0;
xclient.data.l[4] = 0;
XSendEvent (GDK_DISPLAY_XDISPLAY (display), GDK_WINDOW_XROOTWIN (window), False,
SubstructureRedirectMask | SubstructureNotifyMask,
(XEvent *)&xclient);
}
}
static int
get_current_desktop (GdkScreen *screen)
{
Display *display;
Window win;
Atom current_desktop, type;
int format;
unsigned long n_items, bytes_after;
unsigned char *data_return = NULL;
int workspace = 0;
if (!gdk_x11_screen_supports_net_wm_hint (screen,
gdk_atom_intern_static_string ("_NET_CURRENT_DESKTOP")))
return workspace;
display = GDK_DISPLAY_XDISPLAY (gdk_screen_get_display (screen));
win = XRootWindow (display, GDK_SCREEN_XNUMBER (screen));
current_desktop = XInternAtom (display, "_NET_CURRENT_DESKTOP", True);
XGetWindowProperty (display,
win,
current_desktop,
0, G_MAXLONG,
False, XA_CARDINAL,
&type, &format, &n_items, &bytes_after,
&data_return);
if (type == XA_CARDINAL && format == 32 && n_items > 0)
workspace = ((long *) data_return)[0];
if (data_return)
XFree (data_return);
return workspace;
}
bool wxTopLevelWindowGTK::Show( bool show )
{
wxASSERT_MSG( (m_widget != NULL), wxT("invalid frame") );
#ifdef GDK_WINDOWING_X11
bool deferShow = show && !m_isShown && m_deferShow;
if (deferShow)
{
deferShow = m_deferShowAllowed && gs_requestFrameExtentsStatus != 2 &&
!gtk_widget_get_realized(m_widget) &&
g_signal_handler_find(m_widget,
GSignalMatchType(G_SIGNAL_MATCH_ID | G_SIGNAL_MATCH_DATA),
g_signal_lookup("property_notify_event", GTK_TYPE_WIDGET),
0, NULL, NULL, this);
if (deferShow)
{
GdkScreen* screen = gtk_widget_get_screen(m_widget);
GdkAtom atom = gdk_atom_intern("_NET_REQUEST_FRAME_EXTENTS", false);
deferShow = gdk_x11_screen_supports_net_wm_hint(screen, atom) != 0;
// If _NET_REQUEST_FRAME_EXTENTS not supported, don't allow changes
// to m_decorSize, it breaks saving/restoring window size with
// GetSize()/SetSize() because it makes window bigger between each
// restore and save.
m_updateDecorSize = deferShow;
}
m_deferShow = deferShow;
}
if (deferShow)
{
// Initial show. If WM supports _NET_REQUEST_FRAME_EXTENTS, defer
// calling gtk_widget_show() until _NET_FRAME_EXTENTS property
// notification is received, so correct frame extents are known.
// This allows resizing m_widget to keep the overall size in sync with
// what wxWidgets expects it to be without an obvious change in the
// window size immediately after it becomes visible.
// Realize m_widget, so m_widget->window can be used. Realizing normally
// causes the widget tree to be size_allocated, which generates size
// events in the wrong order. However, the size_allocates will not be
// done if the allocation is not the default (1,1).
GtkAllocation alloc;
gtk_widget_get_allocation(m_widget, &alloc);
const int alloc_width = alloc.width;
if (alloc_width == 1)
{
alloc.width = 2;
gtk_widget_set_allocation(m_widget, &alloc);
}
gtk_widget_realize(m_widget);
if (alloc_width == 1)
{
alloc.width = 1;
gtk_widget_set_allocation(m_widget, &alloc);
}
// send _NET_REQUEST_FRAME_EXTENTS
XClientMessageEvent xevent;
memset(&xevent, 0, sizeof(xevent));
xevent.type = ClientMessage;
GdkWindow* window = gtk_widget_get_window(m_widget);
xevent.window = GDK_WINDOW_XID(window);
xevent.message_type = gdk_x11_atom_to_xatom_for_display(
gdk_window_get_display(window),
gdk_atom_intern("_NET_REQUEST_FRAME_EXTENTS", false));
xevent.format = 32;
Display* display = GDK_DISPLAY_XDISPLAY(gdk_window_get_display(window));
XSendEvent(display, DefaultRootWindow(display), false,
SubstructureNotifyMask | SubstructureRedirectMask,
(XEvent*)&xevent);
if (gs_requestFrameExtentsStatus == 0)
{
// if WM does not respond to request within 1 second,
// we assume support for _NET_REQUEST_FRAME_EXTENTS is not working
m_netFrameExtentsTimerId =
g_timeout_add(1000, request_frame_extents_timeout, this);
}
// defer calling gtk_widget_show()
m_isShown = true;
return true;
}
#endif // GDK_WINDOWING_X11
if (show && !gtk_widget_get_realized(m_widget))
{
// size_allocate signals occur in reverse order (bottom to top).
// Things work better if the initial wxSizeEvents are sent (from the
// top down), before the initial size_allocate signals occur.
wxSizeEvent event(GetSize(), GetId());
event.SetEventObject(this);
HandleWindowEvent(event);
}
bool change = base_type::Show(show);
if (change && !show)
{
// make sure window has a non-default position, so when it is shown
// again, it won't be repositioned by WM as if it were a new window
// Note that this must be done _after_ the window is hidden.
gtk_window_move((GtkWindow*)m_widget, m_x, m_y);
}
return change;
}
/* Code to find the active window in order to collect stats for social
* application browsing.
*/
static void
get_active_application_properties(HippoIdleMonitor *monitor,
char **wm_class,
char **title)
{
Display *xdisplay = GDK_DISPLAY_XDISPLAY(monitor->display);
int n_screens = gdk_display_get_n_screens(monitor->display);
Atom net_active_window_x = gdk_x11_get_xatom_by_name_for_display(monitor->display,
"_NET_ACTIVE_WINDOW");
GdkAtom net_active_window_gdk = gdk_atom_intern("_NET_ACTIVE_WINDOW", FALSE);
Window active_window = None;
int i;
Atom type;
int format;
unsigned long n_items;
unsigned long bytes_after;
guchar *data;
if (wm_class)
*wm_class = NULL;
if (title)
*title = NULL;
/* Find the currently focused window by looking at the _NET_ACTIVE_WINDOW property
* on all the screens of the display.
*/
for (i = 0; i < n_screens; i++) {
GdkScreen *screen = gdk_display_get_screen(monitor->display, i);
GdkWindow *root = gdk_screen_get_root_window(screen);
if (!gdk_x11_screen_supports_net_wm_hint (screen, net_active_window_gdk))
continue;
XGetWindowProperty (xdisplay, GDK_DRAWABLE_XID(root),
net_active_window_x,
0, 1, False, XA_WINDOW,
&type, &format, &n_items, &bytes_after, &data);
if (type == XA_WINDOW) {
active_window = *(Window *)data;
XFree(data);
break;
}
}
/* Now that we have the active window, figure out the application name and WM class
*/
gdk_error_trap_push();
if (active_window && wm_class) {
if (XGetWindowProperty (xdisplay, active_window,
XA_WM_CLASS,
0, G_MAXLONG, False, XA_STRING,
&type, &format, &n_items, &bytes_after, &data) == Success &&
type == XA_STRING)
{
if (format == 8) {
char **list;
int count;
count = gdk_text_property_to_utf8_list_for_display(monitor->display, GDK_TARGET_STRING,
8, data, n_items, &list);
if (count > 1)
*wm_class = g_strdup(list[1]);
if (list)
g_strfreev(list);
}
XFree(data);
}
}
if (active_window && title) {
Atom utf8_string = gdk_x11_get_xatom_by_name_for_display(monitor->display, "UTF8_STRING");
if (XGetWindowProperty (xdisplay, active_window,
gdk_x11_get_xatom_by_name_for_display(monitor->display, "_NET_WM_NAME"),
0, G_MAXLONG, False, utf8_string,
&type, &format, &n_items, &bytes_after, &data) == Success &&
type == utf8_string)
{
if (format == 8 && g_utf8_validate((char *)data, -1, NULL)) {
*title = g_strdup((char *)data);
}
XFree(data);
}
}
if (active_window && title && *title == NULL) {
if (XGetWindowProperty (xdisplay, active_window,
XA_WM_NAME,
0, G_MAXLONG, False, AnyPropertyType,
&type, &format, &n_items, &bytes_after, &data) == Success &&
type != None)
{
if (format == 8) {
char **list;
int count;
count = gdk_text_property_to_utf8_list_for_display(monitor->display,
gdk_x11_xatom_to_atom_for_display(monitor->display, type),
8, data, n_items, &list);
if (count > 0)
*title = g_strdup(list[0]);
if (list)
g_strfreev(list);
}
XFree(data);
}
}
gdk_error_trap_pop();
}
int wxSystemSettingsNative::GetMetric( wxSystemMetric index, wxWindow* win )
{
guchar *data = NULL;
Atom type;
int format;
gulong nitems;
GdkWindow *window = NULL;
if(win && GTK_WIDGET_REALIZED(win->GetHandle()))
window = win->GetHandle()->window;
switch (index)
{
case wxSYS_BORDER_X:
case wxSYS_BORDER_Y:
case wxSYS_EDGE_X:
case wxSYS_EDGE_Y:
case wxSYS_FRAMESIZE_X:
case wxSYS_FRAMESIZE_Y:
// If a window is specified/realized, and it is a toplevel window, we can query from wm.
// The returned border thickness is outside the client area in that case.
if (window)
{
wxTopLevelWindow *tlw = wxDynamicCast(win, wxTopLevelWindow);
if (!tlw)
return -1; // not a tlw, not sure how to approach
else
{
// Check if wm supports frame extents - we can't know
// the border widths if it does not.
#if GTK_CHECK_VERSION(2,2,0)
if (!gtk_check_version(2,2,0))
{
if (!gdk_x11_screen_supports_net_wm_hint(
gdk_drawable_get_screen(window),
gdk_atom_intern("_NET_FRAME_EXTENTS", false) ) )
return -1;
}
else
#endif
{
if (!gdk_net_wm_supports(gdk_atom_intern("_NET_FRAME_EXTENTS", false)))
return -1;
}
// Get the frame extents from the windowmanager.
// In most cases the top extent is the titlebar, so we use the bottom extent
// for the heights.
if (wxXGetWindowProperty(window, type, format, nitems, data))
{
int border_return = -1;
if ((type == XA_CARDINAL) && (format == 32) && (nitems >= 4) && (data))
{
switch(index)
{
case wxSYS_BORDER_X:
case wxSYS_EDGE_X:
case wxSYS_FRAMESIZE_X:
border_return = ((long*)data)[1]; // width of right extent
break;
default:
border_return = ((long*)data)[3]; // height of bottom extent
break;
}
}
if (data)
XFree(data);
return border_return;
}
}
}
return -1; // no window specified
case wxSYS_CURSOR_X:
case wxSYS_CURSOR_Y:
#ifdef __WXGTK24__
if (!gtk_check_version(2,4,0))
{
if (window)
return gdk_display_get_default_cursor_size(gdk_drawable_get_display(window));
else
return gdk_display_get_default_cursor_size(gdk_display_get_default());
}
else
#endif
return 16;
case wxSYS_DCLICK_X:
case wxSYS_DCLICK_Y:
gint dclick_distance;
#if GTK_CHECK_VERSION(2,2,0)
if (window && !gtk_check_version(2,2,0))
g_object_get(gtk_settings_get_for_screen(gdk_drawable_get_screen(window)),
"gtk-double-click-distance", &dclick_distance, NULL);
else
#endif
g_object_get(gtk_settings_get_default(),
"gtk-double-click-distance", &dclick_distance, NULL);
return dclick_distance * 2;
case wxSYS_DRAG_X:
case wxSYS_DRAG_Y:
gint drag_threshold;
#if GTK_CHECK_VERSION(2,2,0)
if (window && !gtk_check_version(2,2,0))
{
g_object_get(
gtk_settings_get_for_screen(gdk_drawable_get_screen(window)),
"gtk-dnd-drag-threshold",
&drag_threshold, NULL);
}
else
#endif
{
g_object_get(gtk_settings_get_default(),
"gtk-dnd-drag-threshold", &drag_threshold, NULL);
}
// The correct thing here would be to double the value
// since that is what the API wants. But the values
// are much bigger under GNOME than under Windows and
// just seem to much in many cases to be useful.
// drag_threshold *= 2;
return drag_threshold;
// MBN: ditto for icons
case wxSYS_ICON_X: return 32;
case wxSYS_ICON_Y: return 32;
case wxSYS_SCREEN_X:
#if GTK_CHECK_VERSION(2,2,0)
if (window && !gtk_check_version(2,2,0))
return gdk_screen_get_width(gdk_drawable_get_screen(window));
else
#endif
return gdk_screen_width();
case wxSYS_SCREEN_Y:
#if GTK_CHECK_VERSION(2,2,0)
if (window && !gtk_check_version(2,2,0))
return gdk_screen_get_height(gdk_drawable_get_screen(window));
else
#endif
return gdk_screen_height();
case wxSYS_HSCROLL_Y: return 15;
case wxSYS_VSCROLL_X: return 15;
case wxSYS_CAPTION_Y:
if (!window)
// No realized window specified, and no implementation for that case yet.
return -1;
// Check if wm supports frame extents - we can't know the caption height if it does not.
#if GTK_CHECK_VERSION(2,2,0)
if (!gtk_check_version(2,2,0))
{
if (!gdk_x11_screen_supports_net_wm_hint(
gdk_drawable_get_screen(window),
gdk_atom_intern("_NET_FRAME_EXTENTS", false) ) )
return -1;
}
else
#endif
{
if (!gdk_net_wm_supports(gdk_atom_intern("_NET_FRAME_EXTENTS", false)))
return -1;
}
wxASSERT_MSG( wxDynamicCast(win, wxTopLevelWindow),
wxT("Asking for caption height of a non toplevel window") );
// Get the height of the top windowmanager border.
// This is the titlebar in most cases. The titlebar might be elsewhere, and
// we could check which is the thickest wm border to decide on which side the
// titlebar is, but this might lead to interesting behaviours in used code.
// Reconsider when we have a way to report to the user on which side it is.
if (wxXGetWindowProperty(window, type, format, nitems, data))
{
int caption_height = -1;
if ((type == XA_CARDINAL) && (format == 32) && (nitems >= 3) && (data))
{
caption_height = ((long*)data)[2]; // top frame extent
}
if (data)
XFree(data);
return caption_height;
}
// Try a default approach without a window pointer, if possible
// ...
return -1;
case wxSYS_PENWINDOWS_PRESENT:
// No MS Windows for Pen computing extension available in X11 based gtk+.
return 0;
default:
return -1; // metric is unknown
}
}
void
gdk_x11_screen_get_work_area (GdkScreen *screen,
GdkRectangle *area)
{
GdkX11Screen *x11_screen = GDK_X11_SCREEN (screen);
Atom workarea;
Atom type;
Window win;
int format;
gulong num;
gulong leftovers;
gulong max_len = 4 * 32;
guchar *ret_workarea = NULL;
long *workareas;
int result;
int disp_screen;
int desktop;
Display *display;
display = GDK_DISPLAY_XDISPLAY (gdk_screen_get_display (screen));
disp_screen = GDK_SCREEN_XNUMBER (screen);
workarea = XInternAtom (display, "_NET_WORKAREA", True);
/* Defaults in case of error */
area->x = 0;
area->y = 0;
area->width = gdk_screen_get_width (screen);
area->height = gdk_screen_get_height (screen);
if (!gdk_x11_screen_supports_net_wm_hint (screen,
gdk_atom_intern_static_string ("_NET_WORKAREA")))
return;
if (workarea == None)
return;
win = XRootWindow (display, disp_screen);
result = XGetWindowProperty (display,
win,
workarea,
0,
max_len,
False,
AnyPropertyType,
&type,
&format,
&num,
&leftovers,
&ret_workarea);
if (result != Success ||
type == None ||
format == 0 ||
leftovers ||
num % 4 != 0)
goto out;
desktop = get_current_desktop (screen);
if (desktop + 1 > num / 4) /* fvwm gets this wrong */
goto out;
workareas = (long *) ret_workarea;
area->x = workareas[desktop * 4];
area->y = workareas[desktop * 4 + 1];
area->width = workareas[desktop * 4 + 2];
area->height = workareas[desktop * 4 + 3];
area->x /= x11_screen->window_scale;
area->y /= x11_screen->window_scale;
area->width /= x11_screen->window_scale;
area->height /= x11_screen->window_scale;
out:
if (ret_workarea)
XFree (ret_workarea);
}
/* Code to find the active window in order to collect stats for social
* application browsing.
*/
static void
get_active_application_properties(HippoIdleMonitor *monitor,
char **wm_class,
char **title)
{
Display *xdisplay = GDK_DISPLAY_XDISPLAY(monitor->display);
int n_screens = gdk_display_get_n_screens(monitor->display);
Atom net_active_window_x = gdk_x11_get_xatom_by_name_for_display(monitor->display,
"_NET_ACTIVE_WINDOW");
GdkAtom net_active_window_gdk = gdk_atom_intern("_NET_ACTIVE_WINDOW", FALSE);
Window active_window = None;
int i;
Atom type;
int format;
unsigned long n_items;
unsigned long bytes_after;
guchar *data;
gboolean is_desktop = FALSE;
if (wm_class)
*wm_class = NULL;
if (title)
*title = NULL;
/* Find the currently focused window by looking at the _NET_ACTIVE_WINDOW property
* on all the screens of the display.
*/
for (i = 0; i < n_screens; i++) {
GdkScreen *screen = gdk_display_get_screen(monitor->display, i);
GdkWindow *root = gdk_screen_get_root_window(screen);
if (!gdk_x11_screen_supports_net_wm_hint (screen, net_active_window_gdk))
continue;
XGetWindowProperty (xdisplay, GDK_DRAWABLE_XID(root),
net_active_window_x,
0, 1, False, XA_WINDOW,
&type, &format, &n_items, &bytes_after, &data);
if (type == XA_WINDOW) {
active_window = *(Window *)data;
XFree(data);
break;
}
}
/* Now that we have the active window, figure out the application name and WM class
*/
gdk_error_trap_push();
if (active_window && wm_class) {
if (XGetWindowProperty (xdisplay, active_window,
XA_WM_CLASS,
0, G_MAXLONG, False, XA_STRING,
&type, &format, &n_items, &bytes_after, &data) == Success &&
type == XA_STRING)
{
if (format == 8) {
char **list;
int count;
count = gdk_text_property_to_utf8_list_for_display(monitor->display, GDK_TARGET_STRING,
8, data, n_items, &list);
if (count > 1) {
/* This is a check for Nautilus, which sets the instance to this
* value for the desktop window; we do this rather than check for
* the more general _NET_WM_WINDOW_TYPE_DESKTOP to avoid having
* to do another XGetProperty on every iteration. We generally
* don't want to count the desktop being focused as application
* usage because it frequently can be a false-positive of an
* empty workspace.
*/
if (strcmp(list[0], "desktop_window") == 0)
is_desktop = TRUE;
else
*wm_class = g_strdup(list[1]);
}
if (list)
g_strfreev(list);
}
XFree(data);
}
}
if (is_desktop)
active_window = None;
if (active_window && title) {
Atom utf8_string = gdk_x11_get_xatom_by_name_for_display(monitor->display, "UTF8_STRING");
if (XGetWindowProperty (xdisplay, active_window,
gdk_x11_get_xatom_by_name_for_display(monitor->display, "_NET_WM_NAME"),
0, G_MAXLONG, False, utf8_string,
&type, &format, &n_items, &bytes_after, &data) == Success &&
type == utf8_string)
{
if (format == 8 && g_utf8_validate((char *)data, -1, NULL)) {
*title = g_strdup((char *)data);
}
XFree(data);
}
}
if (active_window && title && *title == NULL) {
if (XGetWindowProperty (xdisplay, active_window,
XA_WM_NAME,
0, G_MAXLONG, False, AnyPropertyType,
&type, &format, &n_items, &bytes_after, &data) == Success &&
type != None)
{
if (format == 8) {
char **list;
int count;
count = gdk_text_property_to_utf8_list_for_display(monitor->display,
gdk_x11_xatom_to_atom_for_display(monitor->display, type),
8, data, n_items, &list);
if (count > 0)
*title = g_strdup(list[0]);
if (list)
g_strfreev(list);
}
XFree(data);
}
}
gdk_error_trap_pop();
}
