Client *
clientGetTransient (Client * c)
{
g_return_val_if_fail (c != NULL, NULL);
TRACE ("entering clientGetTransient");
if ((c->transient_for) && (c->transient_for != c->screen_info->xroot))
{
return myScreenGetClientFromWindow (c->screen_info, c->transient_for, SEARCH_WINDOW);
}
return NULL;
}
void
clientCycle (Client * c, XKeyEvent * ev)
{
ScreenInfo *screen_info;
DisplayInfo *display_info;
ClientCycleData passdata;
GList *client_list, *selected;
gboolean g1, g2;
int key, modifier;
Client *c2;
g_return_if_fail (c != NULL);
TRACE ("entering clientCycle");
screen_info = c->screen_info;
display_info = screen_info->display_info;
client_list = clientCycleCreateList (c);
if (!client_list)
{
return;
}
modifier = 0;
key = myScreenGetKeyPressed (screen_info, ev);
if (key == KEY_CYCLE_REVERSE_WINDOWS)
{
selected = g_list_last (client_list);
modifier = screen_info->params->keys[KEY_CYCLE_REVERSE_WINDOWS].modifier;
}
else
{
selected = g_list_next (client_list);
modifier = screen_info->params->keys[KEY_CYCLE_WINDOWS].modifier;
}
if (!selected)
{
/* Only one element in list */
selected = client_list;
}
if (!modifier)
{
/*
* The shortcut has no modifier so there's no point in entering
* the cycle loop, just select the next or previous window and
* that's it...
*/
clientCycleActivate ((Client *) selected->data);
g_list_free (client_list);
return;
}
g1 = myScreenGrabKeyboard (screen_info, ev->time);
g2 = myScreenGrabPointer (screen_info, TRUE, LeaveWindowMask, None, ev->time);
if (!g1 || !g2)
{
TRACE ("grab failed in clientCycle");
gdk_beep ();
myScreenUngrabKeyboard (screen_info, myDisplayGetCurrentTime (display_info));
myScreenUngrabPointer (screen_info, myDisplayGetCurrentTime (display_info));
g_list_free (client_list);
return;
}
passdata.wireframe = None;
TRACE ("entering cycle loop");
if (screen_info->params->cycle_draw_frame)
{
passdata.wireframe = wireframeCreate ((Client *) selected->data);
}
passdata.tabwin = tabwinCreate (&client_list, selected, screen_info->params->cycle_workspaces);
eventFilterPush (display_info->xfilter, clientCycleEventFilter, &passdata);
c2 = myScreenGetClientFromWindow (screen_info, GDK_WINDOW_XID (gtk_widget_get_window ( passdata.tabwin->tabwin_list->data)), SEARCH_FRAME);
g_message ("%p", c2);
clientSetFocus (screen_info, c2, ev->time, NO_FOCUS_FLAG);
gtk_main ();
eventFilterPop (display_info->xfilter);
TRACE ("leaving cycle loop");
if (passdata.wireframe)
{
wireframeDelete (screen_info, passdata.wireframe);
}
updateXserverTime (display_info);
c = tabwinGetSelected (passdata.tabwin);
if (c)
{
clientCycleActivate (c);
}
tabwinDestroy (passdata.tabwin);
g_free (passdata.tabwin);
g_list_free (client_list);
myScreenUngrabKeyboard (screen_info, myDisplayGetCurrentTime (display_info));
myScreenUngrabPointer (screen_info, myDisplayGetCurrentTime (display_info));
}
static eventFilterStatus
clientCycleEventFilter (XfwmEvent *event, gpointer data)
{
ScreenInfo *screen_info;
DisplayInfo *display_info;
ClientCycleData *passdata;
Client *c, *removed;
Client *c2 = NULL;
eventFilterStatus status;
KeyCode cancel, left, right, up, down;
int key, modifiers;
gboolean cycling;
GList *li;
TRACE ("entering");
passdata = (ClientCycleData *) data;
c = tabwinGetSelected(passdata->tabwin);
if (c == NULL)
{
return EVENT_FILTER_CONTINUE;
}
screen_info = c->screen_info;
display_info = screen_info->display_info;
cancel = screen_info->params->keys[KEY_CANCEL].keycode;
left = screen_info->params->keys[KEY_LEFT].keycode;
right = screen_info->params->keys[KEY_RIGHT].keycode;
up = screen_info->params->keys[KEY_UP].keycode;
down = screen_info->params->keys[KEY_DOWN].keycode;
modifiers = (screen_info->params->keys[KEY_CYCLE_WINDOWS].modifier |
screen_info->params->keys[KEY_CYCLE_REVERSE_WINDOWS].modifier);
status = EVENT_FILTER_CONTINUE;
removed = NULL;
cycling = TRUE;
/* Update the display time */
myDisplayUpdateCurrentTime (display_info, event);
switch (event->meta.type)
{
case XFWM_EVENT_KEY:
if (event->key.pressed)
{
key = myScreenGetKeyPressed (screen_info, &event->key);
/*
* We cannot simply check for key == KEY_CANCEL here because of the
* modidier being pressed, so we need to look at the keycode directly.
*/
if (event->key.keycode == cancel)
{
c2 = tabwinSelectHead (passdata->tabwin);
cycling = FALSE;
}
else if (event->key.keycode == up)
{
c2 = tabwinSelectDelta(passdata->tabwin, -1, 0);
}
else if (event->key.keycode == down)
{
c2 = tabwinSelectDelta(passdata->tabwin, 1, 0);
}
else if (event->key.keycode == left)
{
c2 = tabwinSelectDelta(passdata->tabwin, 0, -1);
}
else if (event->key.keycode == right)
{
c2 = tabwinSelectDelta(passdata->tabwin, -0, 1);
}
else if (key == KEY_CYCLE_REVERSE_WINDOWS)
{
TRACE ("cycle: previous");
c2 = tabwinSelectPrev(passdata->tabwin);
}
else if (key == KEY_CYCLE_WINDOWS)
{
TRACE ("cycle: next");
c2 = tabwinSelectNext(passdata->tabwin);
}
if (c2)
{
clientCycleUpdateWireframe (c2, passdata);
}
/* If last key press event had not our modifiers pressed, finish cycling */
if (!(event->key.state & modifiers))
{
cycling = FALSE;
}
status = EVENT_FILTER_STOP;
}
else
{
int keysym = XkbKeycodeToKeysym (event->meta.xevent->xany.display, event->key.keycode, 0, 0);
if (IsModifierKey(keysym))
{
if (!(myScreenGetModifierPressed (screen_info) & modifiers))
{
cycling = FALSE;
}
}
}
status = EVENT_FILTER_STOP;
break;
case XFWM_EVENT_BUTTON:
if (event->button.pressed)
{
/* only accept events for the tab windows */
for (li = passdata->tabwin->tabwin_list; li != NULL; li = li->next)
{
if (GDK_WINDOW_XID (gtk_widget_get_window (li->data)) == event->meta.window)
{
if (event->button.button == Button1)
{
c2 = tabwinSelectHovered (passdata->tabwin);
cycling = FALSE;
break;
}
else if (event->button.button == Button4)
{
/* Mouse wheel scroll up */
TRACE ("cycle: previous");
c2 = tabwinSelectPrev(passdata->tabwin);
}
else if (event->button.button == Button5)
{
/* Mouse wheel scroll down */
TRACE ("cycle: next");
c2 = tabwinSelectNext(passdata->tabwin);
}
}
if (c2)
{
clientCycleUpdateWireframe (c2, passdata);
}
}
}
status = EVENT_FILTER_STOP;
break;
case XFWM_EVENT_MOTION:
break;
case XFWM_EVENT_CROSSING:
/* Track whether the pointer is inside one of the tab-windows */
for (li = passdata->tabwin->tabwin_list; li != NULL; li = li->next)
{
if (GDK_WINDOW_XID (gtk_widget_get_window (li->data)) == event->meta.window)
{
passdata->inside = event->crossing.enter;
}
}
status = EVENT_FILTER_STOP;
break;
case XFWM_EVENT_XEVENT:
switch (event->meta.xevent->type)
{
case DestroyNotify:
status = EVENT_FILTER_CONTINUE;
removed = myScreenGetClientFromWindow (screen_info,
((XDestroyWindowEvent *) event->meta.xevent)->window,
SEARCH_WINDOW);
if (removed == NULL)
{
break; /* No need to go any further */
}
FALLTHROUGH;
case UnmapNotify:
status = EVENT_FILTER_CONTINUE;
if (!removed)
{
removed = myScreenGetClientFromWindow (screen_info,
((XUnmapEvent *) event->meta.xevent)->window,
SEARCH_WINDOW);
if (removed == NULL)
{
break; /* No need to go any further */
}
}
c = tabwinRemoveClient(passdata->tabwin, removed);
cycling = clientCycleUpdateWireframe (c, passdata);
break;
}
break;
}
if (!cycling)
{
TRACE ("event loop now finished");
gtk_main_quit ();
}
return status;
}
static eventFilterStatus
clientCycleEventFilter (XEvent * xevent, gpointer data)
{
ScreenInfo *screen_info;
DisplayInfo *display_info;
ClientCycleData *passdata;
Client *c, *removed;
Client *c2 = NULL;
eventFilterStatus status;
KeyCode cancel, left, right, up, down;
int key, modifiers;
gboolean key_pressed, cycling, gone;
GList *li;
Window mouse_window = 0;
XButtonEvent ev;
TRACE ("entering clientCycleEventFilter");
passdata = (ClientCycleData *) data;
c = tabwinGetSelected(passdata->tabwin);
if (c == NULL)
{
return EVENT_FILTER_CONTINUE;
}
screen_info = c->screen_info;
display_info = screen_info->display_info;
cancel = screen_info->params->keys[KEY_CANCEL].keycode;
left = screen_info->params->keys[KEY_LEFT].keycode;
right = screen_info->params->keys[KEY_RIGHT].keycode;
up = screen_info->params->keys[KEY_UP].keycode;
down = screen_info->params->keys[KEY_DOWN].keycode;
modifiers = (screen_info->params->keys[KEY_CYCLE_WINDOWS].modifier |
screen_info->params->keys[KEY_CYCLE_REVERSE_WINDOWS].modifier);
status = EVENT_FILTER_STOP;
removed = NULL;
cycling = TRUE;
gone = FALSE;
/* Update the display time */
myDisplayUpdateCurrentTime (display_info, xevent);
switch (xevent->type)
{
case DestroyNotify:
status = EVENT_FILTER_CONTINUE;
if ((removed = myScreenGetClientFromWindow (screen_info, ((XDestroyWindowEvent *) xevent)->window, SEARCH_WINDOW)) == NULL)
break; /* No need to go any further */
gone |= (c == removed);
/* Walk through */
case UnmapNotify:
status = EVENT_FILTER_CONTINUE;
if (!removed && (removed = myScreenGetClientFromWindow (screen_info, ((XUnmapEvent *) xevent)->window, SEARCH_WINDOW)) == NULL)
break; /* No need to go any further */
gone |= (c == removed);
c = tabwinRemoveClient(passdata->tabwin, removed);
/* Walk through */
case KeyPress:
key_pressed = (xevent->type == KeyPress);
if (gone || key_pressed)
{
if (key_pressed)
{
key = myScreenGetKeyPressed (screen_info, (XKeyEvent *) xevent);
/*
* We cannot simply check for key == KEY_CANCEL here because of the
* modidier being pressed, so we need to look at the keycode directly.
*/
if (xevent->xkey.keycode == cancel)
{
c2 = tabwinSelectHead (passdata->tabwin);
cycling = FALSE;
}
else if (xevent->xkey.keycode == up)
{
c2 = tabwinSelectDelta(passdata->tabwin, -1, 0);
}
else if (xevent->xkey.keycode == down)
{
c2 = tabwinSelectDelta(passdata->tabwin, 1, 0);
}
else if (xevent->xkey.keycode == left)
{
c2 = tabwinSelectDelta(passdata->tabwin, 0, -1);
}
else if (xevent->xkey.keycode == right)
{
c2 = tabwinSelectDelta(passdata->tabwin, -0, 1);
}
else if (key == KEY_CYCLE_REVERSE_WINDOWS)
{
TRACE ("Cycle: previous");
c2 = tabwinSelectPrev(passdata->tabwin);
}
else if (key == KEY_CYCLE_WINDOWS)
{
TRACE ("Cycle: next");
c2 = tabwinSelectNext(passdata->tabwin);
}
if (c2)
{
c = c2;
}
/* If last key press event had not our modifiers pressed, finish cycling */
if (!(xevent->xkey.state & modifiers))
{
cycling = FALSE;
}
}
}
break;
case KeyRelease:
{
int keysym = XLookupKeysym (&xevent->xkey, 0);
if (IsModifierKey(keysym))
{
if (!(myScreenGetModifierPressed (screen_info) & modifiers))
{
cycling = FALSE;
}
}
}
break;
case ButtonPress:
status = EVENT_FILTER_STOP;
ev = xevent->xbutton;
/* window of the event, we might accept it later */
mouse_window = xevent->xbutton.window;
if (mouse_window != 0)
{
/* only accept events for the tab windows */
for (li = passdata->tabwin->tabwin_list; li != NULL; li = li->next)
{
if (GDK_WINDOW_XID (gtk_widget_get_window (li->data)) == mouse_window)
{
if (ev.button == Button1)
{
cycling = FALSE;
c = tabwinSelectHoveredWidget (passdata->tabwin);
break;
}
else if (ev.button == Button4)
{
/* Mouse wheel scroll up */
TRACE ("Cycle: previous");
c2 = tabwinSelectPrev(passdata->tabwin);
}
else if (ev.button == Button5)
{
/* Mouse wheel scroll down */
TRACE ("Cycle: next");
c2 = tabwinSelectNext(passdata->tabwin);
}
}
}
if (c2)
{
c = c2;
}
}
break;
default:
status = EVENT_FILTER_CONTINUE;
break;
}
if (!cycling)
{
TRACE ("event loop now finished");
gtk_main_quit ();
}
if (status == EVENT_FILTER_STOP)
{
if (cycling)
{
if (c)
{
if (passdata->wireframe)
{
wireframeUpdate (c, passdata->wireframe);
}
}
else
{
cycling = FALSE;
}
}
}
return status;
}
