212 lines
5.3 KiB
C
212 lines
5.3 KiB
C
/*
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* vim:ts=8:sw=3:sts=8:noexpandtab:cino=>5n-3f0^-2{2
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*/
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#include "e.h"
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typedef enum _E_Widget_Button_Type E_Widget_Button_Type;
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enum _E_Widget_Button_Type
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{
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E_WIDGET_BUTTON_TEXT = 1 << 0,
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E_WIDGET_BUTTON_ICON = 1 << 1
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};
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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 *o_button;
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Evas_Object *o_icon;
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void (*func) (void *data, void *data2);
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void *data;
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void *data2;
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E_Widget_Button_Type type;
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};
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static void _e_wid_del_hook(Evas_Object *obj);
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static void _e_wid_focus_hook(Evas_Object *obj);
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static void _e_wid_activate_hook(Evas_Object *obj);
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static void _e_wid_disable_hook(Evas_Object *obj);
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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_focus_steal(void *data, Evas *e, Evas_Object *obj, void *event_info);
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static void _e_wid_button_state_send(E_Widget_Data *wd);
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/* local subsystem functions */
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/* externally accessible functions */
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EAPI Evas_Object *
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e_widget_button_add(Evas *evas, const char *label, const char *icon, void (*func) (void *data, void *data2), void *data, void *data2)
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{
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Evas_Object *obj, *o;
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E_Widget_Data *wd;
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Evas_Coord mw, mh;
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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_focus_hook_set(obj, _e_wid_focus_hook);
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e_widget_activate_hook_set(obj, _e_wid_activate_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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wd->func = func;
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wd->data = data;
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wd->data2 = data2;
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e_widget_data_set(obj, wd);
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o = edje_object_add(evas);
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wd->o_button = o;
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e_theme_edje_object_set(o, "base/theme/widgets",
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"e/widgets/button");
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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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if ((label) && (label[0] != 0))
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{
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edje_object_part_text_set(o, "e.text.label", label);
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wd->type |= E_WIDGET_BUTTON_TEXT;
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}
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e_widget_sub_object_add(obj, o);
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evas_object_event_callback_add(o, EVAS_CALLBACK_MOUSE_DOWN,
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_e_wid_focus_steal, obj);
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e_widget_resize_object_set(obj, o);
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evas_object_show(o);
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if (icon)
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{
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o = e_icon_add(evas);
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wd->o_icon = o;
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e_util_icon_theme_set(o, icon);
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edje_object_part_swallow(wd->o_button, "e.swallow.icon", o);
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e_widget_sub_object_add(obj, o);
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evas_object_show(o);
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wd->type |= E_WIDGET_BUTTON_ICON;
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}
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_e_wid_button_state_send(wd);
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edje_object_size_min_calc(wd->o_button, &mw, &mh);
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e_widget_size_min_set(obj, mw, mh);
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return obj;
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}
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EAPI void
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e_widget_button_label_set(Evas_Object *obj, const char *label)
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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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edje_object_part_text_set(wd->o_button, "e.text.label", label);
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if ((label) && (label[0] != 0))
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wd->type |= E_WIDGET_BUTTON_TEXT;
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else
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wd->type = ~(wd->type & E_WIDGET_BUTTON_TEXT);
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_e_wid_button_state_send(wd);
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}
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EAPI void
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e_widget_button_icon_set(Evas_Object *obj, Evas_Object *icon)
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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->o_icon)
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{
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e_widget_sub_object_del(obj, wd->o_icon);
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evas_object_hide(wd->o_icon);
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edje_object_part_unswallow(wd->o_button, wd->o_icon);
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evas_object_del(wd->o_icon);
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wd->o_icon = NULL;
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}
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if (icon)
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{
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wd->o_icon = icon;
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edje_object_part_swallow(wd->o_button, "e.swallow.icon", icon);
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evas_object_pass_events_set(icon, 1);
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evas_object_show(icon);
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e_widget_sub_object_add(obj, icon);
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wd->type |= E_WIDGET_BUTTON_ICON;
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}
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else
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wd->type = ~(wd->type & E_WIDGET_BUTTON_ICON);
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_e_wid_button_state_send(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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free(wd);
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}
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static void
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_e_wid_focus_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_focus_get(obj))
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{
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edje_object_signal_emit(wd->o_button, "e,state,focused", "e");
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evas_object_focus_set(wd->o_button, 1);
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}
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else
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{
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edje_object_signal_emit(wd->o_button, "e,state,unfocused", "e");
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evas_object_focus_set(wd->o_button, 0);
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}
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}
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static void
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_e_wid_activate_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->func) wd->func(wd->data, wd->data2);
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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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edje_object_signal_emit(wd->o_button, "e,state,disabled", "e");
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else
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edje_object_signal_emit(wd->o_button, "e,state,enabled", "e");
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}
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static void
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_e_wid_signal_cb1(void *data, Evas_Object *obj, const char *emission, const char *source)
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{
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Evas_Object *wid;
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wid = data;
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if ((!wid) || (e_widget_disabled_get(wid))) return;
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e_widget_focus_steal(wid);
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e_widget_change(wid);
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_e_wid_activate_hook(wid);
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}
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static void
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_e_wid_focus_steal(void *data, Evas *e, Evas_Object *obj, void *event_info)
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{
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e_widget_focus_steal(data);
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}
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static void
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_e_wid_button_state_send(E_Widget_Data *wd)
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{
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if ((!wd) || (!wd->o_button)) return;
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if (wd->type & E_WIDGET_BUTTON_TEXT)
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{
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if (wd->type & E_WIDGET_BUTTON_ICON)
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edje_object_signal_emit(wd->o_button, "e,state,combo", "e");
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else
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edje_object_signal_emit(wd->o_button, "e,state,text", "e");
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}
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else if (wd->type & E_WIDGET_BUTTON_ICON)
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edje_object_signal_emit(wd->o_button, "e,state,icon", "e");
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edje_object_message_signal_process(wd->o_button);
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}
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