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elementary: provide and implement lifecycle event on the window. 

pause event means that the window is not visible anymore to any user.
resume is triggered when the window became visible again or just
became visible again.
This commit is contained in:
Cedric BAIL 2017-09-25 15:48:53 -07:00
parent ec9869b933
commit 596dba5fe5
2 changed files with 59 additions and 4 deletions
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61
src/lib/elementary/efl_ui_win.c
View File

@ -37,6 +37,8 @@
static const Elm_Win_Trap *trap = NULL;
static int _paused_windows = 0;
#define TRAP(sd, name, ...) \
do \
{ \
@ -274,6 +276,7 @@ struct _Efl_Ui_Win_Data
Eina_Bool single_edje_content: 1; /* hack for E */
Eina_Bool shown : 1;
Eina_Bool stack_base : 1;
Eina_Bool paused : 1;
};
struct _Input_Pointer_Iterator
@ -505,6 +508,8 @@ _elm_win_state_eval(void *data EINA_UNUSED)
evas_render_dump(evas);
}
}
efl_event_callback_call(obj, EFL_UI_WIN_EVENT_PAUSE, NULL);
continue;
}
}
@ -2179,6 +2184,28 @@ _win_event_del_cb(void *data, const Efl_Event *ev)
}
}
static void
_win_paused(void *data, const Efl_Event *ev)
{
Efl_Ui_Win_Data *sd = data;
if (sd->paused)
{
ERR("A window did receive a pause event while still paused. Dismissing.");
return ;
}
sd->paused = EINA_TRUE;
_paused_windows++;
if (_elm_win_count == _paused_windows)
efl_event_callback_call(efl_loop_get(ev->object), EFL_LOOP_EVENT_PAUSE, NULL);
}
EFL_CALLBACKS_ARRAY_DEFINE(_elm_win_tracking,
{ EFL_EVENT_CALLBACK_ADD, _win_event_add_cb },
{ EFL_EVENT_CALLBACK_DEL, _win_event_del_cb },
{ EFL_UI_WIN_EVENT_PAUSE, _win_paused })
static void
_elm_win_cb_mouse_up(void *data, const Efl_Event *ev EINA_UNUSED)
{
@ -2188,6 +2215,26 @@ _elm_win_cb_mouse_up(void *data, const Efl_Event *ev EINA_UNUSED)
if(sd->resizing) sd->resizing = EINA_FALSE;
}
static void
_elm_win_resume(void *data, const Efl_Event *ev)
{
Efl_Ui_Win_Data *sd = data;
if (!sd->paused) return ;
efl_event_callback_call(sd->obj, EFL_UI_WIN_EVENT_RESUME, NULL);
sd->paused = EINA_FALSE;
if (_elm_win_count == _paused_windows)
efl_event_callback_call(efl_loop_get(ev->object), EFL_LOOP_EVENT_RESUME, NULL);
_paused_windows--;
}
EFL_CALLBACKS_ARRAY_DEFINE(_elm_evas_tracking,
{ EFL_EVENT_POINTER_UP, _elm_win_cb_mouse_up },
{ EFL_CANVAS_EVENT_RENDER_PRE, _elm_win_resume })
static void
_deferred_ecore_evas_free(void *data)
{
@ -2810,6 +2857,9 @@ _efl_ui_win_efl_canvas_group_group_del(Eo *obj, Efl_Ui_Win_Data *sd)
_elm_win_count--;
_elm_win_state_eval_queue();
if (_elm_win_count == _paused_windows)
efl_event_callback_call(efl_loop_get(obj), EFL_LOOP_EVENT_PAUSE, NULL);
if (sd->ee)
{
ecore_evas_callback_delete_request_set(sd->ee, NULL);
@ -5298,10 +5348,9 @@ _elm_win_finalize_internal(Eo *obj, Efl_Ui_Win_Data *sd, const char *name, Elm_W
efl_composite_attach(obj, efl_provider_find(ecore_main_loop_get(), EFL_CONFIG_GLOBAL_CLASS));
efl_event_callback_array_add(obj, _elm_win_evas_feed_fake_callbacks(), sd->evas);
efl_event_callback_add(obj, EFL_EVENT_CALLBACK_ADD, _win_event_add_cb, sd);
efl_event_callback_add(obj, EFL_EVENT_CALLBACK_DEL, _win_event_del_cb, sd);
efl_event_callback_array_add(obj, _elm_evas_tracking(), sd);
efl_event_callback_add(sd->evas, EFL_EVENT_POINTER_UP, _elm_win_cb_mouse_up, sd);
efl_event_callback_array_add(sd->evas, _elm_win_tracking(), sd);
evas_object_show(sd->legacy.edje);
if (type == ELM_WIN_FAKE)
@ -5330,9 +5379,13 @@ _elm_win_finalize_internal(Eo *obj, Efl_Ui_Win_Data *sd, const char *name, Elm_W
EOLIAN static Eo *
_efl_ui_win_efl_object_finalize(Eo *obj, Efl_Ui_Win_Data *sd)
{
Eina_Bool resume = !_elm_win_count;
obj = _elm_win_finalize_internal(obj, sd, sd->name, sd->type);
if (!obj) return NULL;
return efl_finalize(efl_super(obj, MY_CLASS));
obj = efl_finalize(efl_super(obj, MY_CLASS));
if (obj && resume) efl_event_callback_call(efl_loop_get(obj), EFL_LOOP_EVENT_RESUME, NULL);
return obj;
}
EOLIAN static void

2
src/lib/elementary/efl_ui_win.eo
View File

@ -889,5 +889,7 @@ class Efl.Ui.Win (Elm.Widget, Efl.Canvas, Efl.Access.Window,
wm,rotation,changed; [[Called when window manager rotation changed]]
theme,changed; [[Called when theme changed]]
elm,action,block_menu; [[Called when elementary block menu action happened]]
pause; [[Called when the window is going not be displayed for some time]]
resume; [[Called before a window get rendered after a pause event]]
}
}