summaryrefslogtreecommitdiff
path: root/src/examples/edje/edje-table.c
blob: 51042d26d760cac7107ce890fe794984000604e2 (plain) (blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
/**
 * Simple Edje example illustrating table functions.
 *
 * You'll need at least one Evas engine built for it (excluding the
 * buffer one). See stdout/stderr for output.
 *
 * @verbatim
 * edje_cc table.edc && gcc -o edje-table edje-table.c `pkg-config --libs --cflags evas ecore ecore-evas edje`
 * @endverbatim
 */

#ifdef HAVE_CONFIG_H
# include "config.h"
#else
# define EINA_UNUSED
#endif

#include <Ecore.h>
#include <Ecore_Evas.h>
#include <Edje.h>

#define WIDTH  (400)
#define HEIGHT (400)

static void
_on_delete(Ecore_Evas *ee EINA_UNUSED)
{
   ecore_main_loop_quit();
}

/* Try to get the number of columns and rows of the table
 * and print them. */
static void
_columns_rows_print(Evas_Object *edje_obj)
{
   int cols, rows;

   if (edje_object_part_table_col_row_size_get(edje_obj, "table_part", &cols,
                                               &rows))
     fprintf(stdout, "Number of columns: %d\nNumber of rows: %d\n", cols, rows);
   else
     fprintf(stderr, "Cannot get the number of columns and rows\n");
}

/* here just to keep our example's window size and table items
 * size in synchrony. */
static void
_on_canvas_resize(Ecore_Evas *ee)
{
   Evas_Object *bg;
   Evas_Object *edje_obj;
   Evas_Object **rects;
   int          i;
   int          w;
   int          h;

   bg = ecore_evas_data_get(ee, "background");
   edje_obj = ecore_evas_data_get(ee, "edje_obj");
   rects = ecore_evas_data_get(ee, "rects");
   ecore_evas_geometry_get(ee, NULL, NULL, &w, &h);

   evas_object_resize(bg, w, h);
   evas_object_resize(edje_obj, w, h);

   for (i = 0; i < 4; i++)
     evas_object_size_hint_min_set(rects[i], w/2, h/2);
}

/* Mouse button 1 = remove the clicked item
 * any other button = remove all items. */
static void
_on_mouse_down(void *data, Evas *evas EINA_UNUSED, Evas_Object *obj, void *event_info)
{
   Evas_Event_Mouse_Down *ev;
   Evas_Object *edje_obj;

   ev = (Evas_Event_Mouse_Down *)event_info;
   edje_obj = (Evas_Object *)data;

   if (ev->button != 1)
     edje_object_part_table_clear(edje_obj, "table_part", EINA_TRUE);
   else if (!edje_object_part_table_unpack(edje_obj, "table_part", obj))
     fprintf(stderr, "Cannot remove the selected rectangle\n");

   evas_object_del(obj);
   _columns_rows_print(edje_obj);
}

static void
_rects_create(Evas *evas, Evas_Object **rects, Evas_Object *edje_obj)
{
   int i;

   for (i = 0; i < 4; i++)
     {
        rects[i] = evas_object_rectangle_add(evas);
        evas_object_size_hint_min_set(rects[i], 200, 200);
        evas_object_size_hint_weight_set(rects[i], 1.0, 1.0);
        evas_object_show(rects[i]);
        evas_object_event_callback_add(rects[i], EVAS_CALLBACK_MOUSE_DOWN,
                                       _on_mouse_down, edje_obj);
     }
}

int
main(int argc EINA_UNUSED, char *argv[])
{
   char         edje_file_path[PATH_MAX];
   const char  *edje_file = "table.edj";
   Ecore_Evas  *ee;
   Evas        *evas;
   Evas_Object *bg;
   Evas_Object *edje_obj;
   Evas_Object *rects[4];
   Eina_Prefix *pfx;

   if (!ecore_evas_init())
     return EXIT_FAILURE;

   if (!edje_init())
     goto shutdown_ecore_evas;

   pfx = eina_prefix_new(argv[0], main,
                         "EDJE_EXAMPLES",
                         "edje/examples",
                         edje_file,
                         PACKAGE_BIN_DIR,
                         PACKAGE_LIB_DIR,
                         PACKAGE_DATA_DIR,
                         PACKAGE_DATA_DIR);
   if (!pfx)
     goto shutdown_edje;

   /* this will give you a window with an Evas canvas under the first
    * engine available */
   ee = ecore_evas_new(NULL, 0, 0, WIDTH, HEIGHT, NULL);
   if (!ee)
     goto free_prefix;

   ecore_evas_callback_delete_request_set(ee, _on_delete);
   ecore_evas_callback_resize_set(ee, _on_canvas_resize);
   ecore_evas_title_set(ee, "Edje Table Example");

   evas = ecore_evas_get(ee);

   bg = evas_object_rectangle_add(evas);
   evas_object_color_set(bg, 255, 255, 255, 255); /* white bg */
   evas_object_move(bg, 0, 0); /* at canvas' origin */
   evas_object_resize(bg, WIDTH, HEIGHT); /* covers full canvas */
   evas_object_show(bg);
   ecore_evas_data_set(ee, "background", bg);

   edje_obj = edje_object_add(evas);

   snprintf(edje_file_path, sizeof(edje_file_path),
            "%s/examples/%s", eina_prefix_data_get(pfx), edje_file);
   edje_object_file_set(edje_obj, edje_file_path, "example_table");
   evas_object_move(edje_obj, 0, 0); /* at canvas' origin */
   evas_object_resize(edje_obj, WIDTH, HEIGHT);
   evas_object_show(edje_obj);
   ecore_evas_data_set(ee, "edje_obj", edje_obj);

   _rects_create(evas, rects, edje_obj);
   ecore_evas_data_set(ee, "rects", rects);

   /* Colouring the rectangles */
   evas_object_color_set(rects[0], 255, 0, 0, 255);
   evas_object_color_set(rects[1], 0, 255, 0, 255);
   evas_object_color_set(rects[2], 0, 0, 255, 255);
   evas_object_color_set(rects[3], 128, 128, 128, 255);

   /* Packing the rectangles into the table */
   if (!edje_object_part_table_pack(edje_obj, "table_part", rects[0],
                                    0, 0, 1, 2))
     fprintf(stderr, "Cannot add the rectangle 1 to table\n");

   if (!edje_object_part_table_pack(edje_obj, "table_part", rects[1],
                                    0, 1, 1, 1))
     fprintf(stderr, "Cannot add the rectangle 2 to table\n");

   if (!edje_object_part_table_pack(edje_obj, "table_part", rects[2],
                                    1, 0, 1, 1))
     fprintf(stderr, "Cannot add the rectangle 3 to table\n");

   if (!edje_object_part_table_pack(edje_obj, "table_part", rects[3],
                                    1, 1, 1, 1))
     fprintf(stderr, "Cannot add the rectangle 4 to table\n");

   _columns_rows_print(edje_obj);

   ecore_evas_show(ee);

   ecore_main_loop_begin();

   eina_prefix_free(pfx);
   ecore_evas_free(ee);
   ecore_evas_shutdown();
   edje_shutdown();

   return EXIT_SUCCESS;

 free_prefix:
   eina_prefix_free(pfx);
 shutdown_edje:
   edje_shutdown();
 shutdown_ecore_evas:
   ecore_evas_shutdown();

   return EXIT_FAILURE;
}