src/examples/button_example_01.c

   1 /*
   2  * gcc -o button_example_01 button_example_01.c `pkg-config --cflags --libs elementary`
   3  */
   4 #include <Elementary.h>
   5 #ifdef HAVE_CONFIG_H
   6 # include "elementary_config.h"
   7 #else
   8 # define __UNUSED__
   9 #endif
  10
  11 typedef struct
  12 {
  13    Evas_Object *mid;
  14    Evas_Object *icon_still;
  15    struct {
  16       Evas_Object *up;
  17       Evas_Object *down;
  18       Evas_Object *left;
  19       Evas_Object *right;
  20    } cursors;
  21 } App_Data;
  22
  23 static void
  24 _btn_cursors_release_cb(void *data, Evas_Object *btn __UNUSED__, void *ev __UNUSED__)
  25 {
  26    App_Data *app = data;
  27    elm_object_part_content_set(app->mid, "icon", app->icon_still);
  28    app->icon_still = NULL;
  29 }
  30
  31 static void
  32 _btn_cursors_move_cb(void *data, Evas_Object *btn, void *ev __UNUSED__)
  33 {
  34    App_Data *app = data;
  35    double ax, ay;
  36
  37    if (!app->icon_still)
  38      {
  39         Evas_Object *icon;
  40         app->icon_still = elm_object_content_unset(app->mid);
  41         icon = elm_icon_add(app->mid);
  42         elm_icon_standard_set(icon, "chat");
  43         elm_object_part_content_set(app->mid, "icon", icon);
  44      }
  45
  46    evas_object_size_hint_align_get(app->mid, &ax, &ay);
  47    if (btn == app->cursors.up)
  48      {
  49         ay -= 0.05;
  50         if (ay < 0.0)
  51           ay = 0.0;
  52      }
  53    else if (btn == app->cursors.down)
  54      {
  55         ay += 0.05;
  56         if (ay > 1.0)
  57           ay = 1.0;
  58      }
  59    else if (btn == app->cursors.left)
  60      {
  61         ax -= 0.05;
  62         if (ax < 0.0)
  63           ax = 0.0;
  64      }
  65    else if (btn == app->cursors.right)
  66      {
  67         ax += 0.05;
  68         if (ax > 1.0)
  69           ax = 1.0;
  70      }
  71    evas_object_size_hint_align_set(app->mid, ax, ay);
  72 }
  73
  74 static void
  75 _btn_options_cb(void *data, Evas_Object *btn, void *ev __UNUSED__)
  76 {
  77    char *ptr;
  78    double t;
  79    App_Data *app = data;
  80    const char *lbl = elm_object_text_get(btn);
  81
  82    ptr = strchr(lbl, ':');
  83    ptr += 2;
  84    t = strtod(ptr, NULL);
  85
  86    if (!strncmp(lbl, "Initial", 7))
  87      {
  88         elm_button_autorepeat_initial_timeout_set(app->cursors.up, t);
  89         elm_button_autorepeat_initial_timeout_set(app->cursors.down, t);
  90         elm_button_autorepeat_initial_timeout_set(app->cursors.left, t);
  91         elm_button_autorepeat_initial_timeout_set(app->cursors.right, t);
  92      }
  93    else if (!strncmp(lbl, "Gap", 3))
  94      {
  95         elm_button_autorepeat_gap_timeout_set(app->cursors.up, t);
  96         elm_button_autorepeat_gap_timeout_set(app->cursors.down, t);
  97         elm_button_autorepeat_gap_timeout_set(app->cursors.left, t);
  98         elm_button_autorepeat_gap_timeout_set(app->cursors.right, t);
  99      }
 100 }
 101
 102 int
 103 elm_main(int argc __UNUSED__, char *argv[] __UNUSED__)
 104 {
 105    Evas_Object *win, *bg, *box, *box2, *btn, *icon;
 106    static App_Data data;
 107
 108    elm_policy_set(ELM_POLICY_QUIT, ELM_POLICY_QUIT_LAST_WINDOW_CLOSED);
 109
 110    win = elm_win_add(NULL, "Button example", ELM_WIN_BASIC);
 111    elm_win_title_set(win, "Button example");
 112    elm_win_autodel_set(win, EINA_TRUE);
 113    evas_object_resize(win, 300, 320);
 114    evas_object_show(win);
 115
 116    bg = elm_bg_add(win);
 117    evas_object_size_hint_weight_set(bg, EVAS_HINT_EXPAND, EVAS_HINT_EXPAND);
 118    elm_win_resize_object_add(win, bg);
 119    evas_object_show(bg);
 120
 121    box = elm_box_add(win);
 122    evas_object_size_hint_weight_set(box, EVAS_HINT_EXPAND, EVAS_HINT_EXPAND);
 123    elm_win_resize_object_add(win, box);
 124    evas_object_show(box);
 125
 126    box2 = elm_box_add(win);
 127    elm_box_horizontal_set(box2, EINA_TRUE);
 128    evas_object_size_hint_weight_set(box2, EVAS_HINT_EXPAND, 0.0);
 129    elm_box_pack_end(box, box2);
 130    evas_object_show(box2);
 131
 132    btn = elm_button_add(win);
 133    elm_object_text_set(btn, "Initial: 0.0");
 134    elm_box_pack_end(box2, btn);
 135    evas_object_show(btn);
 136    evas_object_smart_callback_add(btn, "clicked", _btn_options_cb, &data);
 137
 138    btn = elm_button_add(win);
 139    elm_object_text_set(btn, "Initial: 1.0");
 140    elm_box_pack_end(box2, btn);
 141    evas_object_show(btn);
 142    evas_object_smart_callback_add(btn, "clicked", _btn_options_cb, &data);
 143
 144    btn = elm_button_add(win);
 145    elm_object_text_set(btn, "Initial: 5.0");
 146    elm_box_pack_end(box2, btn);
 147    evas_object_show(btn);
 148    evas_object_smart_callback_add(btn, "clicked", _btn_options_cb, &data);
 149
 150    box2 = elm_box_add(win);
 151    elm_box_horizontal_set(box2, EINA_TRUE);
 152    evas_object_size_hint_weight_set(box2, EVAS_HINT_EXPAND, 0.0);
 153    elm_box_pack_end(box, box2);
 154    evas_object_show(box2);
 155
 156    btn = elm_button_add(win);
 157    elm_object_text_set(btn, "Gap: 0.1");
 158    elm_box_pack_end(box2, btn);
 159    evas_object_show(btn);
 160    evas_object_smart_callback_add(btn, "clicked", _btn_options_cb, &data);
 161
 162    btn = elm_button_add(win);
 163    elm_object_text_set(btn, "Gap: 0.5");
 164    elm_box_pack_end(box2, btn);
 165    evas_object_show(btn);
 166    evas_object_smart_callback_add(btn, "clicked", _btn_options_cb, &data);
 167
 168    btn = elm_button_add(win);
 169    elm_object_text_set(btn, "Gap: 1.0");
 170    elm_box_pack_end(box2, btn);
 171    evas_object_show(btn);
 172    evas_object_smart_callback_add(btn, "clicked", _btn_options_cb, &data);
 173
 174    btn = elm_button_add(win);
 175    elm_button_autorepeat_set(btn, EINA_TRUE);
 176    elm_button_autorepeat_initial_timeout_set(btn, 1.0);
 177    elm_button_autorepeat_gap_timeout_set(btn, 0.5);
 178    evas_object_size_hint_weight_set(btn, EVAS_HINT_EXPAND, 0.0);
 179    evas_object_size_hint_align_set(btn, EVAS_HINT_FILL, 0.0);
 180    elm_box_pack_end(box, btn);
 181    evas_object_show(btn);
 182    evas_object_smart_callback_add(btn, "repeated", _btn_cursors_move_cb, &data);
 183    evas_object_smart_callback_add(btn, "unpressed", _btn_cursors_release_cb,
 184                                   &data);
 185
 186    icon = elm_icon_add(win);
 187    elm_icon_standard_set(icon, "arrow_up");
 188    elm_object_part_content_set(btn, "icon", icon);
 189
 190    data.cursors.up = btn;
 191
 192    box2 = elm_box_add(win);
 193    elm_box_horizontal_set(box2, EINA_TRUE);
 194    evas_object_size_hint_weight_set(box2, EVAS_HINT_EXPAND, EVAS_HINT_EXPAND);
 195    evas_object_size_hint_align_set(box2, EVAS_HINT_FILL, EVAS_HINT_FILL);
 196    elm_box_pack_end(box, box2);
 197    evas_object_show(box2);
 198
 199    btn = elm_button_add(win);
 200    elm_button_autorepeat_set(btn, EINA_TRUE);
 201    elm_button_autorepeat_initial_timeout_set(btn, 1.0);
 202    elm_button_autorepeat_gap_timeout_set(btn, 0.5);
 203    evas_object_size_hint_weight_set(btn, 0.0, EVAS_HINT_EXPAND);
 204    evas_object_size_hint_align_set(btn, 0.0, EVAS_HINT_FILL);
 205    elm_box_pack_end(box2, btn);
 206    evas_object_show(btn);
 207    evas_object_smart_callback_add(btn, "repeated", _btn_cursors_move_cb, &data);
 208    evas_object_smart_callback_add(btn, "unpressed", _btn_cursors_release_cb,
 209                                   &data);
 210
 211    icon = elm_icon_add(win);
 212    elm_icon_standard_set(icon, "arrow_left");
 213    elm_object_part_content_set(btn, "icon", icon);
 214
 215    data.cursors.left = btn;
 216
 217    btn = elm_button_add(win);
 218    evas_object_size_hint_weight_set(btn, EVAS_HINT_EXPAND, EVAS_HINT_EXPAND);
 219    elm_box_pack_end(box2, btn);
 220    evas_object_show(btn);
 221
 222    icon = elm_icon_add(win);
 223    elm_icon_standard_set(icon, "close");
 224    elm_object_part_content_set(btn, "icon", icon);
 225
 226    data.mid = btn;
 227
 228    btn = elm_button_add(win);
 229    elm_button_autorepeat_set(btn, EINA_TRUE);
 230    elm_button_autorepeat_initial_timeout_set(btn, 1.0);
 231    elm_button_autorepeat_gap_timeout_set(btn, 0.5);
 232    evas_object_size_hint_weight_set(btn, 0.0, EVAS_HINT_EXPAND);
 233    evas_object_size_hint_align_set(btn, 0.0, EVAS_HINT_FILL);
 234    elm_box_pack_end(box2, btn);
 235    evas_object_show(btn);
 236    evas_object_smart_callback_add(btn, "repeated", _btn_cursors_move_cb, &data);
 237    evas_object_smart_callback_add(btn, "unpressed", _btn_cursors_release_cb,
 238                                   &data);
 239
 240    icon = elm_icon_add(win);
 241    elm_icon_standard_set(icon, "arrow_right");
 242    elm_object_part_content_set(btn, "icon", icon);
 243
 244    data.cursors.right = btn;
 245
 246    btn = elm_button_add(win);
 247    elm_button_autorepeat_set(btn, EINA_TRUE);
 248    elm_button_autorepeat_initial_timeout_set(btn, 1.0);
 249    elm_button_autorepeat_gap_timeout_set(btn, 0.5);
 250    evas_object_size_hint_weight_set(btn, EVAS_HINT_EXPAND, 0.0);
 251    evas_object_size_hint_align_set(btn, EVAS_HINT_FILL, 0.0);
 252    elm_box_pack_end(box, btn);
 253    evas_object_show(btn);
 254    evas_object_smart_callback_add(btn, "repeated", _btn_cursors_move_cb, &data);
 255    evas_object_smart_callback_add(btn, "unpressed", _btn_cursors_release_cb,
 256                                   &data);
 257
 258    icon = elm_icon_add(win);
 259    elm_icon_standard_set(icon, "arrow_down");
 260    elm_object_part_content_set(btn, "icon", icon);
 261
 262    data.cursors.down = btn;
 263
 264    elm_run();
 265
 266    return 0;
 267 }
 268 ELM_MAIN();