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