Tizen Native API
7.0
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ecore_evas_window_sizes_example.c
#ifdef HAVE_CONFIG_H #include "config.h" #else #define EINA_UNUSED #endif #include <Ecore.h> #include <Ecore_Evas.h> #define WIDTH (300) #define HEIGHT (300) static Ecore_Evas *ee; static Evas_Object *text, *bg; static Eina_Bool min_set = EINA_FALSE; static Eina_Bool max_set = EINA_FALSE; static Eina_Bool base_set = EINA_FALSE; static Eina_Bool step_set = EINA_FALSE; static const char commands[] = \ "commands are:\n" "\tm - impose a minumum size to the window\n" "\tx - impose a maximum size to the window\n" "\tb - impose a base size to the window\n" "\ts - impose a step size (different than 1 px) to the window\n" "\tg - get the screen geometry\n" "\th - print help\n"; /* to inform current window's size */ static void _canvas_resize_cb(Ecore_Evas *ee_) { int w, h; char buf[1024]; ecore_evas_geometry_get(ee_, NULL, NULL, &w, &h); snprintf(buf, sizeof(buf), "%d x %d", w, h); evas_object_text_text_set(text, buf); evas_object_move(text, (w - 150) / 2, (h - 50) / 2); evas_object_resize(bg, w, h); } static void _on_destroy(Ecore_Evas *ee_ EINA_UNUSED) { ecore_main_loop_quit(); } static void _on_keydown(void *data EINA_UNUSED, Evas *evas EINA_UNUSED, Evas_Object *o EINA_UNUSED, void *einfo) { Evas_Event_Key_Down *ev = einfo; if (strcmp(ev->key, "h") == 0) /* print help */ { printf(commands); return; } if (strcmp(ev->key, "m") == 0) /* impose a minimum size on the window */ { min_set = !min_set; if (min_set) { ecore_evas_size_min_set(ee, WIDTH / 2, HEIGHT / 2); printf("Imposing a minimum size of %d x %d\n", WIDTH / 2, HEIGHT / 2); } else { ecore_evas_size_min_set(ee, 0, 0); printf("Taking off minimum size restriction from the" " window\n"); } return; } if (strcmp(ev->key, "x") == 0) /* impose a maximum size on the window */ { max_set = !max_set; if (max_set) { ecore_evas_size_max_set(ee, WIDTH * 2, HEIGHT * 2); printf("Imposing a maximum size of %d x %d\n", WIDTH * 2, HEIGHT * 2); } else { ecore_evas_size_max_set(ee, 0, 0); printf("Taking off maximum size restriction from the" " window\n"); } return; } if (strcmp(ev->key, "b") == 0) /* impose a base size on the window */ { base_set = !base_set; if (base_set) { ecore_evas_size_base_set(ee, WIDTH * 2, HEIGHT * 2); printf("Imposing a base size of %d x %d\n", WIDTH * 2, HEIGHT * 2); } else { ecore_evas_size_base_set(ee, 0, 0); printf("Taking off base size restriction from the" " window\n"); } return; } if (strcmp(ev->key, "s") == 0) /* impose a step size on the window */ { step_set = !step_set; if (step_set) { ecore_evas_size_step_set(ee, 40, 40); printf("Imposing a step size of %d x %d\n", 40, 40); } else { ecore_evas_size_step_set(ee, 0, 0); printf("Taking off step size restriction from the" " window\n"); } return; } if (strcmp(ev->key, "g") == 0) /* get screen geometry */ { int x, y, w, h; ecore_evas_screen_geometry_get(ee, &x, &y, &w, &h); printf("screen geometry: %d,%d, %dx%d\n", x, y, w, h); return; } } int main(void) { Evas *evas; if (!ecore_evas_init()) return EXIT_FAILURE; /* 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 error; ecore_evas_callback_delete_request_set(ee, _on_destroy); ecore_evas_title_set(ee, "Ecore_Evas window sizes example"); ecore_evas_callback_resize_set(ee, _canvas_resize_cb); ecore_evas_show(ee); 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); evas_object_focus_set(bg, EINA_TRUE); evas_object_event_callback_add( bg, EVAS_CALLBACK_KEY_DOWN, _on_keydown, NULL); text = evas_object_text_add(evas); evas_object_color_set(text, 0, 0, 0, 255); evas_object_resize(text, 150, 50); evas_object_text_font_set(text, "Sans", 20); evas_object_show(text); _canvas_resize_cb(ee); printf(commands); ecore_main_loop_begin(); ecore_evas_free(ee); ecore_evas_shutdown(); return 0; error: fprintf(stderr, "error: Requires at least one Evas engine built" " and linked to ecore-evas for this example to run" " properly.\n"); ecore_evas_shutdown(); return -1; }