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elm photo: Long press now tracks mouse movements. 

SVN revision: 52125
This commit is contained in:
Brett Nash 2010-09-10 07:24:07 +00:00
parent afa4f05976
commit 26efdd12c2
1 changed files with 59 additions and 3 deletions
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62
legacy/elementary/src/lib/elm_photo.c
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@ -24,6 +24,9 @@ struct _Widget_Data
int size;
Eina_Bool fill;
Ecore_Timer *longtimer;
struct {
int x,y;
} press;
};
static const char *widtype = NULL;
@ -31,6 +34,7 @@ static void _del_hook(Evas_Object *obj);
static void _theme_hook(Evas_Object *obj);
static void _sizing_eval(Evas_Object *obj);
static void _mouse_up(void *data, Evas *e, Evas_Object *obj, void *event_info);
static void _mouse_move(void *data, Evas *e, Evas_Object *obj, void *event_info);
static void
_del_hook(Evas_Object *obj)
@ -92,28 +96,80 @@ _icon_move_resize(void *data, Evas *e __UNUSED__, Evas_Object *obj __UNUSED__, v
}
}
static Eina_Bool
_longpress(void *objv)
{
Widget_Data *wd = elm_widget_data_get(objv);
Evas_Object *tmp;
const char *file;
char *buf;
int len;
printf("Long press: start drag!\n");
wd->longtimer = NULL;
wd->longtimer = NULL; /* clear: must return NULL now */
evas_object_event_callback_del(objv, EVAS_CALLBACK_MOUSE_MOVE, _mouse_move);
tmp = _els_smart_icon_object_get(wd->img);
file = NULL;
evas_object_image_file_get(tmp,&file,NULL);
if (file)
{
/* FIXME: Deal with relative paths */
buf = malloc(strlen(file) + strlen("file://") + 1);
sprintf(buf, "%s%s","file://",file);
elm_drag_start(objv, ELM_SEL_FORMAT_IMAGE, buf);
free(buf);
}
elm_drag_start(objv, ELM_SEL_FORMAT_IMAGE,"file:///home/nash/Desktop/IMG_4084.jpg");
evas_object_smart_callback_call(objv, "drag,start", NULL);
return 0; /* Don't call again */
}
static void
_mouse_down(void *data, Evas *e __UNUSED__, Evas_Object *obj __UNUSED__, void *event_info __UNUSED__)
_mouse_move(void *data, Evas *e __UNUSED__, Evas_Object *obj, void *event)
{
Widget_Data *wd = elm_widget_data_get(data);
Evas_Event_Mouse_Move *move = event;
int fsize;
int delta;
/* Sanity */
if (!wd->longtimer)
{
evas_object_event_callback_del(obj, EVAS_CALLBACK_MOUSE_MOVE, _mouse_move);
return;
}
delta = hypot(wd->press.x - move->cur.canvas.x,
wd->press.y - move->cur.canvas.y);
fsize = elm_finger_size_get() / 2;
if (fsize < 5) fsize = 5;
/* Smaller movement: keep waiting for long press */
if (delta < fsize) return;
/* Moved too far: No longpress for you! */
ecore_timer_del(wd->longtimer);
wd->longtimer = NULL;
evas_object_event_callback_del(obj, EVAS_CALLBACK_MOUSE_MOVE, _mouse_move);
}
static void
_mouse_down(void *data, Evas *e __UNUSED__, Evas_Object *obj __UNUSED__, void *event_info)
{
Widget_Data *wd = elm_widget_data_get(data);
Evas_Event_Mouse_Down *down = event_info;
if (wd->longtimer) ecore_timer_del(wd->longtimer);
wd->press.x = down->canvas.x;
wd->press.y = down->canvas.y;
/* FIXME: Hard coded */
wd->longtimer = ecore_timer_add(0.7,_longpress, data);
evas_object_event_callback_add(obj,EVAS_CALLBACK_MOUSE_MOVE,
_mouse_move,data);
}
static void