100 lines
2.6 KiB
C
100 lines
2.6 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 *o_scrollframe;
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Evas_Object *o_text;
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};
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static void _e_wid_cb_scrollframe_resize(void *data, Evas *e, Evas_Object *obj, void *event_info);
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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_del_hook(Evas_Object *obj);
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/* local subsystem functions */
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/* externally accessible functions */
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E_API Evas_Object *
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e_widget_font_preview_add(Evas *evas, const char *text)
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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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wd = calloc(1, sizeof(E_Widget_Data));
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e_widget_data_set(obj, wd);
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/* Add Scrollpane */
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o = e_scrollframe_add(evas);
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wd->o_scrollframe = o;
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e_scrollframe_policy_set(o, E_SCROLLFRAME_POLICY_OFF, E_SCROLLFRAME_POLICY_OFF);
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evas_object_show(o);
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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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evas_object_event_callback_add(o, EVAS_CALLBACK_MOUSE_DOWN, _e_wid_focus_steal, obj);
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/* Add Text */
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o = edje_object_add(evas);
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wd->o_text = o;
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e_theme_edje_object_set(o, "base/theme/widgets",
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"e/widgets/fontpreview");
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evas_object_event_callback_add(wd->o_scrollframe, EVAS_CALLBACK_RESIZE, _e_wid_cb_scrollframe_resize, wd);
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e_scrollframe_child_set(wd->o_scrollframe, o);
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e_widget_sub_object_add(obj, o);
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evas_object_show(o);
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edje_object_part_text_set(wd->o_text, "e.fontpreview.text", text);
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evas_object_resize(obj, 40, 40);
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e_widget_size_min_set(obj, 40, 40);
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return obj;
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}
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E_API void
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e_widget_font_preview_font_set(Evas_Object *obj, const char *font, Evas_Font_Size size)
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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 (size < 0)
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size = (-size * 10) / 100;
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if (size == 0)
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size = 10;
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edje_object_text_class_set(wd->o_text, "_e_font_preview", font, size);
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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_cb_scrollframe_resize(void *data, Evas *e EINA_UNUSED, Evas_Object *obj, void *event_info EINA_UNUSED)
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{
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E_Widget_Data *wd;
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Evas_Coord mw, mh, vw, vh;
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wd = data;
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e_scrollframe_child_viewport_size_get(obj, &vw, &vh);
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edje_object_size_min_calc(wd->o_text, &mw, &mh);
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e_scrollframe_child_viewport_size_get(wd->o_scrollframe, &vw, &vh);
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if (vw > mw) mw = vw;
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if (vh > mh) mh = vh;
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evas_object_resize(wd->o_text, mw, mh);
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}
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static void
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_e_wid_focus_steal(void *data, Evas *e EINA_UNUSED, Evas_Object *obj EINA_UNUSED, void *event_info EINA_UNUSED)
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{
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e_widget_focus_steal(data);
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}
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