src/examples/general_funcs_example.c

   1 /* Compile with:
   2  * gcc -g `pkg-config --cflags --libs elementary` general_funcs_example.c -o general_funcs_example
   3  */
   4
   5 #include <Elementary.h>
   6
   7 #ifdef HAVE_CONFIG_H
   8 # include "elementary_config.h"
   9 #else
  10 # define __UNUSED__
  11 # define PACKAGE_BIN_DIR  "/usr/bin"
  12 # define PACKAGE_LIB_DIR  "/usr/lib"
  13 # define PACKAGE_DATA_DIR "/usr/share/elementary"
  14 #endif
  15
  16 #define WIDTH             300
  17 #define HEIGHT            300
  18
  19 struct test_data
  20 {
  21    Evas_Object *btn;
  22    Eina_Bool    btn_enabled;
  23    Eina_Bool    btn_gets_focus;
  24 };
  25
  26 struct test_data d = {NULL, EINA_TRUE, EINA_TRUE};
  27
  28 static void
  29 _btn_enabled_cb(void        *data __UNUSED__,
  30                 Evas_Object *obj __UNUSED__,
  31                 void        *event __UNUSED__)
  32 {
  33    elm_object_disabled_set(d.btn, !d.btn_enabled);
  34 }
  35
  36 static void
  37 /* focus callback */
  38 _btn_focus_cb(void        *data __UNUSED__,
  39               Evas_Object *obj __UNUSED__,
  40               void        *event __UNUSED__)
  41 {
  42    elm_object_focus_set(d.btn, EINA_TRUE);
  43 }
  44
  45 static void
  46 /* unfocus callback */
  47 _btn_unfocus_cb(void        *data __UNUSED__,
  48               Evas_Object *obj __UNUSED__,
  49               void        *event __UNUSED__)
  50 {
  51    elm_object_focus_set(d.btn, EINA_FALSE);
  52 }
  53
  54 static void
  55 /* focus allow callback */
  56 _btn_focus_allow_cb(void        *data __UNUSED__,
  57                     Evas_Object *obj __UNUSED__,
  58                     void        *event __UNUSED__)
  59 {
  60    elm_object_focus_allow_set(d.btn, d.btn_gets_focus);
  61 }
  62
  63 static void /* scaling callback */
  64 _btn_scale_cb(void        *data __UNUSED__,
  65               Evas_Object *obj,
  66               void        *event __UNUSED__)
  67 {
  68    elm_object_scale_set(d.btn, elm_slider_value_get(obj));
  69 }
  70
  71 int
  72 elm_main(int    argc __UNUSED__,
  73          char **argv __UNUSED__)
  74 {
  75    int h;
  76    Evas_Object *win, *bg, *box, *frame, *check, *b, *slider;
  77
  78    /* tell elm about our app so it can figure out where to get files */
  79    elm_app_compile_bin_dir_set(PACKAGE_BIN_DIR);
  80    elm_app_compile_data_dir_set(PACKAGE_DATA_DIR);
  81    elm_app_compile_lib_dir_set(PACKAGE_LIB_DIR);
  82    elm_app_info_set(elm_main, "elementary", "images/logo.png");
  83
  84    fprintf(stdout, "prefix was set to: %s\n", elm_app_prefix_dir_get());
  85    fprintf(stdout, "data directory is: %s\n", elm_app_data_dir_get());
  86    fprintf(stdout, "library directory is: %s\n", elm_app_lib_dir_get());
  87    fprintf(stdout, "locale directory is: %s\n", elm_app_locale_dir_get());
  88
  89    win = elm_win_add(NULL, "top-level-funcs-example", ELM_WIN_BASIC);
  90    elm_win_title_set(win, "Elementary Top-level Functions Example");
  91
  92    /* by using this policy value, we avoid having to
  93     * evas_object_smart_callback_add(win, "delete,request", _on_exit, NULL),
  94     * calling elm_exit() on that callback ourselves.
  95     */
  96    elm_policy_set(ELM_POLICY_QUIT, ELM_POLICY_QUIT_LAST_WINDOW_CLOSED);
  97    elm_win_autodel_set(win, EINA_TRUE);
  98
  99    bg = elm_bg_add(win);
 100    evas_object_size_hint_weight_set(bg, EVAS_HINT_EXPAND, EVAS_HINT_EXPAND);
 101    elm_win_resize_object_add(win, bg);
 102    evas_object_show(bg);
 103    evas_object_size_hint_min_set(bg, 160, 160);
 104
 105    /* outer box */
 106    box = elm_box_add(win);
 107    evas_object_size_hint_weight_set(box, EVAS_HINT_EXPAND, EVAS_HINT_EXPAND);
 108    evas_object_size_hint_align_set(box, EVAS_HINT_FILL, EVAS_HINT_FILL);
 109    elm_win_resize_object_add(win, box);
 110    evas_object_show(box);
 111
 112    frame = elm_frame_add(win);
 113    elm_object_text_set(frame, "Button");
 114    evas_object_size_hint_align_set(frame, EVAS_HINT_FILL, EVAS_HINT_FILL);
 115    evas_object_show(frame);
 116    elm_box_pack_end(box, frame);
 117
 118    d.btn = elm_button_add(win);
 119    elm_object_text_set(d.btn, "Click me");
 120    elm_object_content_set(frame, d.btn);
 121
 122    fprintf(stdout, "Elementary's finger size is set to %d pixels\n.",
 123            elm_config_finger_size_get());
 124    elm_coords_finger_size_adjust(0, NULL, 3, &h);
 125    /* so, button will be 3 fingers tall */
 126    evas_object_size_hint_min_set(d.btn, 0, h);
 127    evas_object_show(d.btn);
 128
 129    b = elm_box_add(win);
 130    elm_box_horizontal_set(b, EINA_FALSE);
 131    evas_object_size_hint_weight_set(b, EVAS_HINT_EXPAND, EVAS_HINT_EXPAND);
 132    evas_object_size_hint_align_set(b, EVAS_HINT_FILL, EVAS_HINT_FILL);
 133    elm_win_resize_object_add(win, b);
 134    elm_box_pack_end(box, b);
 135    evas_object_show(b);
 136
 137    check = elm_check_add(win);
 138    evas_object_size_hint_weight_set(check, EVAS_HINT_EXPAND, EVAS_HINT_EXPAND);
 139    evas_object_size_hint_align_set(check, 0.0, 0.0);
 140    elm_object_text_set(check, "Button enabled");
 141    elm_check_state_pointer_set(check, &d.btn_enabled);
 142    evas_object_smart_callback_add(check, "changed", _btn_enabled_cb, NULL);
 143    elm_box_pack_end(box, check);
 144    evas_object_show(check);
 145
 146    b = elm_button_add(win);
 147    evas_object_size_hint_weight_set(b, EVAS_HINT_EXPAND, EVAS_HINT_EXPAND);
 148    evas_object_size_hint_align_set(b, 0.0, 0.0);
 149    elm_object_text_set(b, "Focus top button");
 150    evas_object_smart_callback_add(b, "clicked", _btn_focus_cb, NULL);
 151    elm_box_pack_end(box, b);
 152    evas_object_show(b);
 153
 154    b = elm_button_add(win);
 155    evas_object_size_hint_weight_set(b, EVAS_HINT_EXPAND, EVAS_HINT_EXPAND);
 156    evas_object_size_hint_align_set(b, 0.0, 0.0);
 157    elm_object_text_set(b, "Unfocus top button");
 158    evas_object_smart_callback_add(b, "clicked", _btn_unfocus_cb, NULL);
 159    elm_box_pack_end(box, b);
 160    evas_object_show(b);
 161
 162    check = elm_check_add(win);
 163    evas_object_size_hint_weight_set(check, EVAS_HINT_EXPAND, EVAS_HINT_EXPAND);
 164    evas_object_size_hint_align_set(check, 0.0, 0.0);
 165    elm_object_text_set(check, "Button gets focus");
 166    elm_check_state_pointer_set(check, &d.btn_gets_focus);
 167    evas_object_smart_callback_add(check, "changed", _btn_focus_allow_cb, NULL);
 168    elm_box_pack_end(box, check);
 169    evas_object_show(check);
 170
 171    slider = elm_slider_add(win);
 172    elm_slider_min_max_set(slider, 0, 4);
 173    elm_slider_unit_format_set(slider, "%1.1f");
 174    elm_slider_indicator_format_set(slider, "%1.1f");
 175    evas_object_size_hint_weight_set(
 176      slider, EVAS_HINT_EXPAND, EVAS_HINT_EXPAND);
 177    evas_object_size_hint_align_set(slider, EVAS_HINT_FILL, EVAS_HINT_FILL);
 178    evas_object_smart_callback_add(slider, "changed", _btn_scale_cb, NULL);
 179    elm_box_pack_end(box, slider);
 180    evas_object_show(slider);
 181
 182    evas_object_resize(win, WIDTH, HEIGHT);
 183    elm_win_focus_highlight_enabled_set(win, EINA_TRUE);
 184    evas_object_show(win);
 185
 186    elm_run(); /* and run the program now, starting to handle all
 187                * events, etc. */
 188    elm_shutdown(); /* clean up and shut down */
 189
 190    /* exit code */
 191    return 0;
 192 }
 193
 194 ELM_MAIN()