layout_example_03.c

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layout_example_03.c
//Compile with:
//gcc -g layout_example_03.c -o layout_example_03 `pkg-config --cflags --libs elementary`
#include <Elementary.h>
#define TITLE "example/title"
#define SWALLOW "example/custom"
static Eina_Bool _btn_large = EINA_FALSE;
static void
_swallow_btn_cb(void *data, Evas_Object *btn, void *event_info EINA_UNUSED)
{
Evas_Object *layout = data;
if (_btn_large == EINA_FALSE)
{
_btn_large = EINA_TRUE;
elm_object_signal_emit(layout, "button,enlarge", "");
elm_object_text_set(btn, "Reduce me!");
}
else
{
_btn_large = EINA_FALSE;
elm_object_signal_emit(layout, "button,reduce", "");
elm_object_text_set(btn, "Enlarge me!");
}
}
static void
_size_changed_cb(void *data EINA_UNUSED, Evas_Object *layout, const char *emission EINA_UNUSED, const char *source EINA_UNUSED)
{
Evas_Object *edje;
Evas_Coord w, h;
elm_layout_sizing_eval(layout);
edje = elm_layout_edje_get(layout);
edje_object_size_min_calc(edje, &w, &h);
printf("Minimum size for this theme: %dx%d\n", w, h);
}
EAPI_MAIN int
elm_main(int argc EINA_UNUSED, char **argv EINA_UNUSED)
{
Evas_Object *win, *btn, *layout;
char buf[PATH_MAX];
elm_app_info_set(elm_main, "elementary", "examples/layout_example.edj");
elm_policy_set(ELM_POLICY_QUIT, ELM_POLICY_QUIT_LAST_WINDOW_CLOSED);
win = elm_win_util_standard_add("layout", "Layout Example");
elm_win_autodel_set(win, EINA_TRUE);
// Adding layout
layout = elm_layout_add(win);
evas_object_size_hint_weight_set(layout, EVAS_HINT_EXPAND, EVAS_HINT_EXPAND);
elm_win_resize_object_add(win, layout);
snprintf(buf, sizeof(buf), "%s/examples/layout_example.edj", elm_app_data_dir_get());
elm_layout_file_set(layout, buf, "example/mylayout3");
evas_object_show(layout);
elm_object_signal_callback_add(layout, "size,changed", "", _size_changed_cb, layout);
// Setting title
const char *title = elm_layout_data_get(layout, "title");
if (title)
{
elm_win_title_set(win, title);
elm_object_part_text_set(layout, TITLE, title);
}
btn = elm_button_add(win);
elm_object_text_set(btn, "Enlarge me!");
evas_object_size_hint_weight_set(btn, EVAS_HINT_EXPAND, EVAS_HINT_EXPAND);
evas_object_size_hint_align_set(btn, EVAS_HINT_FILL, EVAS_HINT_FILL);
elm_object_part_content_set(layout, SWALLOW, btn);
evas_object_smart_callback_add(btn, "clicked", _swallow_btn_cb, layout);
evas_object_resize(win, 160, 160);
evas_object_show(win);
elm_run();
return 0;
}
ELM_MAIN()
Evas_Coord
int Evas_Coord
Type used for coordinates (in pixels, int).
Definition: Evas_Common.h:116
EVAS_HINT_EXPAND
#define EVAS_HINT_EXPAND
Use with evas_object_size_hint_weight_set(), evas_object_size_hint_weight_get(), evas_object_size_hin...
Definition: Evas_Common.h:297
EVAS_HINT_FILL
#define EVAS_HINT_FILL
Use with evas_object_size_hint_align_set(), evas_object_size_hint_align_get(), evas_object_size_hint_...
Definition: Evas_Common.h:298
edje_object_size_min_calc
void edje_object_size_min_calc(Edje_Object *obj, int *minw, int *minh)
Calculates the minimum required size for a given Edje object.
Definition: edje_legacy.c:1059
EINA_TRUE
#define EINA_TRUE
boolean value TRUE (numerical value 1)
Definition: eina_types.h:539
EINA_FALSE
#define EINA_FALSE
boolean value FALSE (numerical value 0)
Definition: eina_types.h:533
Eina_Bool
unsigned char Eina_Bool
Type to mimic a boolean.
Definition: eina_types.h:527
EINA_UNUSED
#define EINA_UNUSED
Used to indicate that a function parameter is purposely unused.
Definition: eina_types.h:339
elm_app_info_set
void elm_app_info_set(void *mainfunc, const char *dom, const char *checkfile)
Re-locate the application somewhere else after compilation, if the developer wishes for easier distri...
Definition: elm_main.c:496
elm_app_data_dir_get
const char * elm_app_data_dir_get(void)
Get the application's run time data prefix directory, as set by elm_app_info_set() and the way (envir...
Definition: elm_main.c:586
elm_button_add
Evas_Object * elm_button_add(Evas_Object *parent)
Add a new button to the parent's canvas.
Definition: efl_ui_button.c:459
elm_object_part_content_set
void elm_object_part_content_set(Evas_Object *obj, const char *part, Evas_Object *content)
Set the content on part of a given container widget.
Definition: elm_main.c:1562
elm_object_signal_emit
void elm_object_signal_emit(Evas_Object *obj, const char *emission, const char *source)
Send a signal to the widget edje object.
Definition: elm_main.c:1854
ELM_MAIN
#define ELM_MAIN()
macro to be used after the elm_main() function
Definition: elm_general.h:556
elm_object_signal_callback_add
void elm_object_signal_callback_add(Evas_Object *obj, const char *emission, const char *source, Edje_Signal_Cb func, void *data)
Add a callback for a signal emitted by widget edje object.
Definition: elm_main.c:1863
elm_policy_set
Eina_Bool elm_policy_set(unsigned int policy, int value)
Set a new policy's value (for a given policy group/identifier).
Definition: elm_main.c:1380
elm_object_part_text_set
void elm_object_part_text_set(Evas_Object *obj, const char *part, const char *label)
Set a text of an object.
Definition: elm_main.c:1485
elm_run
void elm_run(void)
Run Elementary's main loop.
Definition: elm_main.c:1357
ELM_POLICY_QUIT_LAST_WINDOW_CLOSED
@ ELM_POLICY_QUIT_LAST_WINDOW_CLOSED
quit when the application's last window is closed
Definition: elm_general.h:248
ELM_POLICY_QUIT
@ ELM_POLICY_QUIT
under which circumstances the application should quit automatically.
Definition: elm_general.h:227
elm_layout_edje_get
Evas_Object * elm_layout_edje_get(const Eo *obj)
Get the edje layout.
Definition: efl_ui_layout.c:1883
elm_layout_data_get
const char * elm_layout_data_get(const Evas_Object *obj, const char *key)
Get the edje data from the given layout.
Definition: efl_ui_layout.c:3394
elm_layout_add
Evas_Object * elm_layout_add(Evas_Object *parent)
Add a new layout to the parent.
Definition: efl_ui_layout.c:3067
elm_layout_sizing_eval
void elm_layout_sizing_eval(Evas_Object *obj)
Eval sizing.
elm_layout_file_set
Eina_Bool elm_layout_file_set(Eo *obj, const char *file, const char *group)
Set the file that will be used as layout.
Definition: efl_ui_layout.c:3074
elm_win_title_set
void elm_win_title_set(Evas_Object *obj, const char *title)
Set the title of the window.
Definition: efl_ui_win.c:8641
elm_win_util_standard_add
Evas_Object * elm_win_util_standard_add(const char *name, const char *title)
Adds a window object with standard setup.
Definition: efl_ui_win.c:9582
elm_win_resize_object_add
void elm_win_resize_object_add(Eo *obj, Evas_Object *subobj)
Add subobj as a resize object of window obj.
Definition: efl_ui_win.c:8997
elm_win_autodel_set
void elm_win_autodel_set(Eo *obj, Eina_Bool autodel)
Set the window's autodel state.
Definition: efl_ui_win.c:6194
evas_object_show
EVAS_API void evas_object_show(Evas_Object *eo_obj)
Makes the given Evas object visible.
Definition: evas_object_main.c:1814
evas_object_size_hint_weight_set
EVAS_API void evas_object_size_hint_weight_set(Evas_Object *obj, double x, double y)
Sets the hints for an object's weight.
Definition: evas_object_main.c:2638
Evas_Object
Efl_Canvas_Object Evas_Object
An Evas Object handle.
Definition: Evas_Common.h:185
evas_object_size_hint_align_set
EVAS_API void evas_object_size_hint_align_set(Evas_Object *obj, double x, double y)
Sets the hints for an object's alignment.
Definition: evas_object_main.c:2650
evas_object_resize
EVAS_API void evas_object_resize(Evas_Object *obj, Evas_Coord w, Evas_Coord h)
Changes the size of the given Evas object.
Definition: evas_object_main.c:1236
evas_object_smart_callback_add
EVAS_API void evas_object_smart_callback_add(Evas_Object *eo_obj, const char *event, Evas_Smart_Cb func, const void *data)
Add (register) a callback function to the smart event specified by event on the smart object obj.
Definition: evas_object_smart.c:1040