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#include "e.h"
typedef struct _E_Widget_Data E_Widget_Data;
struct _E_Widget_Data
{
Evas_Object *obj;
Evas_Object *o_edje;
Evas_Object *o_rect;
E_Color_Dialog *dia;
E_Color *color;
Eina_Bool show_color_dialog;
Eina_Bool alpha_enabled;
};
static void _e_wid_update(E_Widget_Data *wd);
static void _e_wid_signal_cb1(void *data, Evas_Object *obj, const char *emission, const char *source);
static void _e_wid_color_select_cb(E_Color_Dialog *dia, E_Color *color, void *data);
static void _e_wid_color_cancel_cb(E_Color_Dialog *dia, E_Color *color, void *data);
static void _e_wid_color_change_cb(E_Color_Dialog *dia, E_Color *color, void *data);
static void _e_wid_disable_hook(Evas_Object *obj);
static void
_e_wid_update(E_Widget_Data *wd)
{
if (!wd) return;
evas_object_color_set(wd->o_rect,
(wd->color->r * wd->color->a) / 255,
(wd->color->g * wd->color->a) / 255,
(wd->color->b * wd->color->a) / 255,
wd->color->a);
e_widget_change(wd->obj);
}
static void
_e_wid_signal_cb1(void *data, Evas_Object *obj EINA_UNUSED, const char *emission EINA_UNUSED, const char *source EINA_UNUSED)
{
Evas_Object *wid;
E_Widget_Data *wd;
wid = data;
wd = e_widget_data_get(wid);
if (!wd->show_color_dialog) return;
if (!wd->dia)
{
wd->dia = e_color_dialog_new(wd->color, wd->alpha_enabled);
e_color_dialog_select_callback_set(wd->dia, _e_wid_color_select_cb, wd);
e_color_dialog_cancel_callback_set(wd->dia, _e_wid_color_cancel_cb, wd);
e_color_dialog_change_callback_set(wd->dia, _e_wid_color_change_cb, wd);
}
e_color_dialog_show(wd->dia);
}
static void
_e_wid_color_select_cb(E_Color_Dialog *dia EINA_UNUSED, E_Color *color, void *data)
{
E_Widget_Data *wd;
wd = data;
e_color_copy(color, wd->color);
_e_wid_update(wd);
wd->dia = NULL;
}
static void
_e_wid_color_cancel_cb(E_Color_Dialog *dia EINA_UNUSED, E_Color *color, void *data)
{
E_Widget_Data *wd;
wd = data;
/* cancel sends the original color back */
e_color_copy(color, wd->color);
_e_wid_update(wd);
wd->dia = NULL;
}
static void
_e_wid_color_change_cb(E_Color_Dialog *dia EINA_UNUSED, E_Color *color, void *data)
{
E_Widget_Data *wd;
wd = data;
e_color_copy(color, wd->color);
_e_wid_update(wd);
}
static void
_e_wid_del_hook(Evas_Object *obj)
{
E_Widget_Data *wd;
wd = e_widget_data_get(obj);
if (!wd) return;
if (wd->dia) e_object_unref(E_OBJECT(wd->dia));
E_FREE(wd);
}
static void
_e_wid_disable_hook(Evas_Object *obj)
{
E_Widget_Data *wd;
wd = e_widget_data_get(obj);
if (e_widget_disabled_get(obj))
{
wd->show_color_dialog = 0;
edje_object_signal_emit(wd->o_edje, "e,state,disabled", "e");
}
else
{
wd->show_color_dialog = 1;
edje_object_signal_emit(wd->o_edje, "e,state,enabled", "e");
}
}
/**
* Add a color well widget to an evas.
* If not NULL, when clicked a color dialog will pop up.
*/
Evas_Object *
e_widget_color_well_add_full(Evas *evas, E_Color *color, Eina_Bool show_color_dialog, Eina_Bool alpha_enabled)
{
Evas_Object *obj, *o;
E_Widget_Data *wd;
obj = e_widget_add(evas);
e_widget_del_hook_set(obj, _e_wid_del_hook);
e_widget_disable_hook_set(obj, _e_wid_disable_hook);
wd = calloc(1, sizeof(E_Widget_Data));
e_widget_data_set(obj, wd);
wd->obj = obj;
wd->color = color;
wd->show_color_dialog = show_color_dialog;
wd->alpha_enabled = alpha_enabled;
o = edje_object_add(evas);
e_widget_sub_object_add(obj, o);
e_widget_resize_object_set(obj, o);
e_theme_edje_object_set(o, "base/theme/widgets",
"e/widgets/color_well");
edje_object_signal_callback_add(o, "e,action,click", "",
_e_wid_signal_cb1, obj);
evas_object_show(o);
wd->o_edje = o;
e_widget_size_min_set(obj, 50, 50);
o = evas_object_rectangle_add(evas);
e_widget_sub_object_add(obj, o);
evas_object_color_set(o,
(color->r * color->a) / 255,
(color->g * color->a) / 255,
(color->b * color->a) / 255,
color->a);
edje_object_part_swallow(wd->o_edje, "e.swallow.content", o);
evas_object_show(o);
wd->o_rect = o;
return obj;
}
/**
* Add a color well widget to an evas.
If not NULL, when clicked a color dialog will pop up.
*/
Evas_Object *
e_widget_color_well_add(Evas *evas, E_Color *color, Eina_Bool show_color_dialog)
{
return e_widget_color_well_add_full
(evas, color, show_color_dialog, EINA_FALSE);
}
/**
* Let the color well know that its color data has changed.
*/
void
e_widget_color_well_update(Evas_Object *obj)
{
E_Widget_Data *wd = e_widget_data_get(obj);
_e_wid_update(wd);
}