1 /*
2  * gcc -o button_example_01 button_example_01.c `pkg-config --cflags --libs elementary`
3  */
4 #include <Elementary.h>
5 
6 typedef struct
7 {
8    Evas_Object *mid;
9    Evas_Object *icon_still;
10    struct
11      {
12         Evas_Object *up;
13         Evas_Object *down;
14         Evas_Object *left;
15         Evas_Object *right;
16      } cursors;
17 } App_Data;
18 
19 static void
_btn_cursors_release_cb(void * data,Evas_Object * btn EINA_UNUSED,void * ev EINA_UNUSED)20 _btn_cursors_release_cb(void *data, Evas_Object *btn EINA_UNUSED,
21                         void *ev EINA_UNUSED)
22 {
23    App_Data *app = data;
24    elm_object_part_content_set(app->mid, "icon", app->icon_still);
25    app->icon_still = NULL;
26 }
27 
28 static void
_btn_cursors_move_cb(void * data,Evas_Object * btn,void * ev EINA_UNUSED)29 _btn_cursors_move_cb(void *data, Evas_Object *btn, void *ev EINA_UNUSED)
30 {
31    App_Data *app = data;
32    double ax, ay;
33 
34    if (!app->icon_still)
35      {
36         Evas_Object *icon;
37         app->icon_still = elm_object_content_unset(app->mid);
38         evas_object_hide(app->icon_still);
39         icon = elm_icon_add(app->mid);
40         elm_icon_standard_set(icon, "chat");
41         elm_object_part_content_set(app->mid, "icon", icon);
42      }
43 
44    evas_object_size_hint_align_get(app->mid, &ax, &ay);
45    if (btn == app->cursors.up)
46      {
47         ay -= 0.05;
48         if (ay < 0.0)
49           ay = 0.0;
50      }
51    else if (btn == app->cursors.down)
52      {
53         ay += 0.05;
54         if (ay > 1.0)
55           ay = 1.0;
56      }
57    else if (btn == app->cursors.left)
58      {
59         ax -= 0.05;
60         if (ax < 0.0)
61           ax = 0.0;
62      }
63    else if (btn == app->cursors.right)
64      {
65         ax += 0.05;
66         if (ax > 1.0)
67           ax = 1.0;
68      }
69    evas_object_size_hint_align_set(app->mid, ax, ay);
70 }
71 
72 static void
_btn_options_cb(void * data,Evas_Object * btn,void * ev EINA_UNUSED)73 _btn_options_cb(void *data, Evas_Object *btn, void *ev EINA_UNUSED)
74 {
75    char *ptr;
76    double t;
77    App_Data *app = data;
78    const char *lbl = elm_object_text_get(btn);
79 
80    ptr = strchr(lbl, ':');
81    ptr += 2;
82    t = strtod(ptr, NULL);
83 
84    if (!strncmp(lbl, "Initial", 7))
85      {
86         elm_button_autorepeat_initial_timeout_set(app->cursors.up, t);
87         elm_button_autorepeat_initial_timeout_set(app->cursors.down, t);
88         elm_button_autorepeat_initial_timeout_set(app->cursors.left, t);
89         elm_button_autorepeat_initial_timeout_set(app->cursors.right, t);
90      }
91    else if (!strncmp(lbl, "Gap", 3))
92      {
93         elm_button_autorepeat_gap_timeout_set(app->cursors.up, t);
94         elm_button_autorepeat_gap_timeout_set(app->cursors.down, t);
95         elm_button_autorepeat_gap_timeout_set(app->cursors.left, t);
96         elm_button_autorepeat_gap_timeout_set(app->cursors.right, t);
97      }
98 }
99 
100 EAPI_MAIN int
elm_main(int argc EINA_UNUSED,char ** argv EINA_UNUSED)101 elm_main(int argc EINA_UNUSED, char **argv EINA_UNUSED)
102 {
103    Evas_Object *win, *box, *box2, *btn, *icon;
104    static App_Data data;
105 
106    elm_policy_set(ELM_POLICY_QUIT, ELM_POLICY_QUIT_LAST_WINDOW_CLOSED);
107 
108    win = elm_win_util_standard_add("Button example", "Button example");
109    elm_win_autodel_set(win, EINA_TRUE);
110 
111    box = elm_box_add(win);
112    evas_object_size_hint_weight_set(box, EVAS_HINT_EXPAND, EVAS_HINT_EXPAND);
113    elm_win_resize_object_add(win, box);
114    evas_object_show(box);
115 
116    box2 = elm_box_add(win);
117    elm_box_horizontal_set(box2, EINA_TRUE);
118    evas_object_size_hint_weight_set(box2, EVAS_HINT_EXPAND, 0.0);
119    elm_box_pack_end(box, box2);
120    evas_object_show(box2);
121 
122    btn = elm_button_add(win);
123    elm_object_text_set(btn, "Initial: 0.0");
124    elm_box_pack_end(box2, btn);
125    evas_object_show(btn);
126    evas_object_smart_callback_add(btn, "clicked", _btn_options_cb, &data);
127 
128    btn = elm_button_add(win);
129    elm_object_text_set(btn, "Initial: 1.0");
130    elm_box_pack_end(box2, btn);
131    evas_object_show(btn);
132    evas_object_smart_callback_add(btn, "clicked", _btn_options_cb, &data);
133 
134    btn = elm_button_add(win);
135    elm_object_text_set(btn, "Initial: 5.0");
136    elm_box_pack_end(box2, btn);
137    evas_object_show(btn);
138    evas_object_smart_callback_add(btn, "clicked", _btn_options_cb, &data);
139 
140    box2 = elm_box_add(win);
141    elm_box_horizontal_set(box2, EINA_TRUE);
142    evas_object_size_hint_weight_set(box2, EVAS_HINT_EXPAND, 0.0);
143    elm_box_pack_end(box, box2);
144    evas_object_show(box2);
145 
146    btn = elm_button_add(win);
147    elm_object_text_set(btn, "Gap: 0.1");
148    elm_box_pack_end(box2, btn);
149    evas_object_show(btn);
150    evas_object_smart_callback_add(btn, "clicked", _btn_options_cb, &data);
151 
152    btn = elm_button_add(win);
153    elm_object_text_set(btn, "Gap: 0.5");
154    elm_box_pack_end(box2, btn);
155    evas_object_show(btn);
156    evas_object_smart_callback_add(btn, "clicked", _btn_options_cb, &data);
157 
158    btn = elm_button_add(win);
159    elm_object_text_set(btn, "Gap: 1.0");
160    elm_box_pack_end(box2, btn);
161    evas_object_show(btn);
162    evas_object_smart_callback_add(btn, "clicked", _btn_options_cb, &data);
163 
164    btn = elm_button_add(win);
165    elm_button_autorepeat_set(btn, EINA_TRUE);
166    elm_button_autorepeat_initial_timeout_set(btn, 1.0);
167    elm_button_autorepeat_gap_timeout_set(btn, 0.5);
168    evas_object_size_hint_weight_set(btn, EVAS_HINT_EXPAND, 0.0);
169    evas_object_size_hint_align_set(btn, EVAS_HINT_FILL, 0.0);
170    elm_box_pack_end(box, btn);
171    evas_object_show(btn);
172    evas_object_smart_callback_add(btn, "repeated", _btn_cursors_move_cb, &data);
173    evas_object_smart_callback_add(btn, "unpressed", _btn_cursors_release_cb,
174                                   &data);
175 
176    icon = elm_icon_add(win);
177    elm_icon_standard_set(icon, "arrow_up");
178    elm_object_part_content_set(btn, "icon", icon);
179 
180    data.cursors.up = btn;
181 
182    box2 = elm_box_add(win);
183    elm_box_horizontal_set(box2, EINA_TRUE);
184    evas_object_size_hint_weight_set(box2, EVAS_HINT_EXPAND, EVAS_HINT_EXPAND);
185    evas_object_size_hint_align_set(box2, EVAS_HINT_FILL, EVAS_HINT_FILL);
186    elm_box_pack_end(box, box2);
187    evas_object_show(box2);
188 
189    btn = elm_button_add(win);
190    elm_button_autorepeat_set(btn, EINA_TRUE);
191    elm_button_autorepeat_initial_timeout_set(btn, 1.0);
192    elm_button_autorepeat_gap_timeout_set(btn, 0.5);
193    evas_object_size_hint_weight_set(btn, 0.0, EVAS_HINT_EXPAND);
194    evas_object_size_hint_align_set(btn, 0.0, EVAS_HINT_FILL);
195    elm_box_pack_end(box2, btn);
196    evas_object_show(btn);
197    evas_object_smart_callback_add(btn, "repeated", _btn_cursors_move_cb, &data);
198    evas_object_smart_callback_add(btn, "unpressed", _btn_cursors_release_cb,
199                                   &data);
200 
201    icon = elm_icon_add(win);
202    elm_icon_standard_set(icon, "arrow_left");
203    elm_object_part_content_set(btn, "icon", icon);
204 
205    data.cursors.left = btn;
206 
207    btn = elm_button_add(win);
208    evas_object_size_hint_weight_set(btn, EVAS_HINT_EXPAND, EVAS_HINT_EXPAND);
209    elm_box_pack_end(box2, btn);
210    evas_object_show(btn);
211 
212    icon = elm_icon_add(win);
213    elm_icon_standard_set(icon, "close");
214    elm_object_part_content_set(btn, "icon", icon);
215 
216    data.mid = btn;
217 
218    btn = elm_button_add(win);
219    elm_button_autorepeat_set(btn, EINA_TRUE);
220    elm_button_autorepeat_initial_timeout_set(btn, 1.0);
221    elm_button_autorepeat_gap_timeout_set(btn, 0.5);
222    evas_object_size_hint_weight_set(btn, 0.0, EVAS_HINT_EXPAND);
223    evas_object_size_hint_align_set(btn, 0.0, EVAS_HINT_FILL);
224    elm_box_pack_end(box2, btn);
225    evas_object_show(btn);
226    evas_object_smart_callback_add(btn, "repeated", _btn_cursors_move_cb, &data);
227    evas_object_smart_callback_add(btn, "unpressed", _btn_cursors_release_cb,
228                                   &data);
229 
230    icon = elm_icon_add(win);
231    elm_icon_standard_set(icon, "arrow_right");
232    elm_object_part_content_set(btn, "icon", icon);
233 
234    data.cursors.right = btn;
235 
236    btn = elm_button_add(win);
237    elm_button_autorepeat_set(btn, EINA_TRUE);
238    elm_button_autorepeat_initial_timeout_set(btn, 1.0);
239    elm_button_autorepeat_gap_timeout_set(btn, 0.5);
240    evas_object_size_hint_weight_set(btn, EVAS_HINT_EXPAND, 0.0);
241    evas_object_size_hint_align_set(btn, EVAS_HINT_FILL, 0.0);
242    elm_box_pack_end(box, btn);
243    evas_object_show(btn);
244    evas_object_smart_callback_add(btn, "repeated", _btn_cursors_move_cb, &data);
245    evas_object_smart_callback_add(btn, "unpressed", _btn_cursors_release_cb,
246                                   &data);
247 
248    icon = elm_icon_add(win);
249    elm_icon_standard_set(icon, "arrow_down");
250    elm_object_part_content_set(btn, "icon", icon);
251 
252    data.cursors.down = btn;
253 
254    evas_object_resize(win, 300, 320);
255    evas_object_show(win);
256 
257    elm_run();
258 
259    return 0;
260 }
261 ELM_MAIN()
262