/** Remove a tag from screen. Tag must be on a screen and have no clients.
* \param tag The tag to remove.
*/
static void
tag_remove_from_screen(tag_t *tag)
{
int screen = tag->screen;
int phys_screen = screen_virttophys(tag->screen);
tag_array_t *tags = &globalconf.screens[tag->screen].tags;
for(int i = 0; i < tags->len; i++)
if(tags->tab[i] == tag)
{
tag_array_take(tags, i);
break;
}
ewmh_update_net_numbers_of_desktop(phys_screen);
ewmh_update_net_desktop_names(phys_screen);
ewmh_update_workarea(phys_screen);
tag->screen = SCREEN_UNDEF;
tag_unref(&tag);
/* resave tag prop of all clients so the number of tag will be the
* same */
for(client_t *c = globalconf.clients; c; c = c->next)
client_saveprops_tags(c);
/* call hook */
if(globalconf.hooks.tags != LUA_REFNIL)
{
lua_pushnumber(globalconf.L, screen + 1);
luaA_dofunction(globalconf.L, globalconf.hooks.tags, 1, 0);
}
}
/** View or unview a tag.
* \param tag the tag
* \param view set visible or not
*/
static void
tag_view(tag_t *tag, bool view)
{
tag->selected = view;
ewmh_update_net_current_desktop(screen_virttophys(tag->screen));
globalconf.screens[tag->screen].need_arrange = true;
}
/** Remove a tag from screen. Tag must be on a screen and have no clients.
* \param tag The tag to remove.
*/
static void
tag_remove_from_screen(tag_t *tag)
{
int screen = tag->screen;
int phys_screen = screen_virttophys(tag->screen);
tag_array_t *tags = &globalconf.screens[tag->screen].tags;
for(int i = 0; i < tags->len; i++)
if(tags->tab[i] == tag)
{
tag_array_take(tags, i);
break;
}
ewmh_update_net_numbers_of_desktop(phys_screen);
ewmh_update_net_desktop_names(phys_screen);
ewmh_update_workarea(phys_screen);
tag->screen = SCREEN_UNDEF;
/* call hook */
if(globalconf.hooks.tags != LUA_REFNIL)
{
lua_pushnumber(globalconf.L, screen + 1);
tag_push(globalconf.L, tag);
lua_pushliteral(globalconf.L, "remove");
luaA_dofunction(globalconf.L, globalconf.hooks.tags, 3, 0);
}
tag_unref(globalconf.L, tag);
}
/** View or unview a tag.
* \param L The Lua VM state.
* \param udx The index of the tag on the stack.
* \param view Set visible or not.
*/
static void
tag_view(lua_State *L, int udx, bool view)
{
tag_t *tag = luaA_checkudata(L, udx, &tag_class);
if(tag->selected != view)
{
tag->selected = view;
if(tag->screen)
{
int screen_index = screen_array_indexof(&globalconf.screens, tag->screen);
banning_need_update(tag->screen);
ewmh_update_net_current_desktop(screen_virttophys(screen_index));
if(globalconf.hooks.tags != LUA_REFNIL)
{
lua_pushnumber(globalconf.L, screen_index + 1);
luaA_object_push(globalconf.L, tag);
if(view)
lua_pushliteral(globalconf.L, "select");
else
lua_pushliteral(globalconf.L, "unselect");
luaA_dofunction_from_registry(globalconf.L, globalconf.hooks.tags, 3, 0);
}
}
luaA_object_emit_signal(L, udx, "property::selected", 0);
}
}
/** Remove a tag from screen. Tag must be on a screen and have no clients.
* \param tag The tag to remove.
*/
void
tag_remove_from_screen(tag_t *tag)
{
if(!tag->screen)
return;
int screen_index = screen_array_indexof(&globalconf.screens, tag->screen);
int phys_screen = screen_virttophys(screen_index);
tag_array_t *tags = &tag->screen->tags;
for(int i = 0; i < tags->len; i++)
if(tags->tab[i] == tag)
{
tag_array_take(tags, i);
break;
}
/* tag was selected? If so, reban */
if(tag->selected)
banning_need_update(tag->screen);
ewmh_update_net_numbers_of_desktop(phys_screen);
ewmh_update_net_desktop_names(phys_screen);
/* call hook */
if(globalconf.hooks.tags != LUA_REFNIL)
{
lua_pushnumber(globalconf.L, screen_index + 1);
luaA_object_push(globalconf.L, tag);
lua_pushliteral(globalconf.L, "remove");
luaA_dofunction_from_registry(globalconf.L, globalconf.hooks.tags, 3, 0);
}
screen_t *s = tag->screen;
tag->screen = NULL;
luaA_object_push(globalconf.L, tag);
luaA_object_emit_signal(globalconf.L, -1, "property::screen", 0);
screen_emit_signal(globalconf.L, s, "tag::detach", 1);
luaA_object_unref(globalconf.L, tag);
}
static area_t
systray_extents(lua_State *L, widget_t *widget)
{
int screen = luaL_optnumber(L, -1, 1) - 1;
luaA_checkscreen(screen);
area_t geometry;
int phys_screen = screen_virttophys(screen), n = 0;
systray_data_t *d = widget->data;
for(int i = 0; i < globalconf.embedded.len; i++)
if(globalconf.embedded.tab[i].phys_screen == phys_screen)
n++;
/** \todo use class hints */
geometry.width = d->height * n;
geometry.height = d->height;
geometry.x = geometry.y = 0;
return geometry;
}
/** Append a tag which on top of the stack to a screen.
* \param screen the screen id
*/
void
tag_append_to_screen(screen_t *s)
{
int phys_screen = screen_virttophys(s->index);
tag_t *tag = tag_ref(globalconf.L);
tag->screen = s->index;
tag_array_append(&s->tags, tag);
ewmh_update_net_numbers_of_desktop(phys_screen);
ewmh_update_net_desktop_names(phys_screen);
ewmh_update_workarea(phys_screen);
/* call hook */
if(globalconf.hooks.tags != LUA_REFNIL)
{
lua_pushnumber(globalconf.L, s->index + 1);
tag_push(globalconf.L, tag);
lua_pushliteral(globalconf.L, "add");
luaA_dofunction(globalconf.L, globalconf.hooks.tags, 3, 0);
}
}
/** Append a tag to a screen.
* \param tag the tag to append
* \param screen the screen id
*/
void
tag_append_to_screen(tag_t *tag, screen_t *s)
{
int phys_screen = screen_virttophys(s->index);
tag->screen = s->index;
tag_array_append(&s->tags, tag_ref(&tag));
ewmh_update_net_numbers_of_desktop(phys_screen);
ewmh_update_net_desktop_names(phys_screen);
ewmh_update_workarea(phys_screen);
/* resave tag prop of all clients so the number of tag will be the
* same */
for(client_t *c = globalconf.clients; c; c = c->next)
client_saveprops_tags(c);
/* call hook */
if(globalconf.hooks.tags != LUA_REFNIL)
{
lua_pushnumber(globalconf.L, s->index + 1);
luaA_dofunction(globalconf.L, globalconf.hooks.tags, 1, 0);
}
}
/** Append a tag to a screen.
* \param L The Lua VM state.
* \param udx The tag index on the stack.
* \param s The screen.
*/
void
tag_append_to_screen(lua_State *L, int udx, screen_t *s)
{
tag_t *tag = luaA_checkudata(globalconf.L, udx, &tag_class);
/* can't attach a tag twice */
if(tag->screen)
{
lua_remove(L, udx);
return;
}
int screen_index = screen_array_indexof(&globalconf.screens, s);
int phys_screen = screen_virttophys(screen_index);
tag->screen = s;
tag_array_append(&s->tags, luaA_object_ref_class(globalconf.L, udx, &tag_class));
ewmh_update_net_numbers_of_desktop(phys_screen);
ewmh_update_net_desktop_names(phys_screen);
luaA_object_push(globalconf.L, tag);
luaA_object_emit_signal(L, -1, "property::screen", 0);
lua_pop(L, 1);
/* call hook */
if(globalconf.hooks.tags != LUA_REFNIL)
{
lua_pushnumber(globalconf.L, screen_index + 1);
luaA_object_push(globalconf.L, tag);
lua_pushliteral(globalconf.L, "add");
luaA_dofunction_from_registry(globalconf.L, globalconf.hooks.tags, 3, 0);
}
luaA_object_push(globalconf.L, tag);
screen_emit_signal(globalconf.L, s, "tag::attach", 1);
}
