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#include "e.h"
typedef struct _E_Widget_Data E_Widget_Data;
struct _E_Widget_Data
{
Evas_Object *o_widget, *o_slider;
double *dval;
int *ival;
};
static void _e_wid_del_hook(Evas_Object *obj);
static void _e_wid_focus_hook(Evas_Object *obj);
static void _e_wid_focus_steal(void *data, Evas *e, Evas_Object *obj, void *event_info);
static void _e_wid_cb_changed(void *data, Evas_Object *obj, void *event_info);
static void _e_wid_disable_hook(Evas_Object *obj);
/* externally accessible functions */
E_API Evas_Object *
e_widget_slider_add(Evas *evas, int horiz, int rev, const char *fmt, double min, double max, double step, int count, double *dval, int *ival, Evas_Coord size)
{
Evas_Object *obj, *o;
E_Widget_Data *wd;
Evas_Coord mw, mh;
obj = e_widget_add(evas);
e_widget_del_hook_set(obj, _e_wid_del_hook);
e_widget_focus_hook_set(obj, _e_wid_focus_hook);
e_widget_disable_hook_set(obj, _e_wid_disable_hook);
wd = calloc(1, sizeof(E_Widget_Data));
e_widget_data_set(obj, wd);
wd->o_widget = obj;
o = e_slider_add(evas);
wd->o_slider = o;
evas_object_show(o);
e_widget_sub_object_add(obj, o);
e_widget_resize_object_set(obj, o);
evas_object_event_callback_add(o, EVAS_CALLBACK_MOUSE_DOWN, _e_wid_focus_steal, obj);
e_slider_orientation_set(o, horiz);
e_slider_direction_set(o, rev);
e_slider_value_range_set(o, min, max);
e_slider_value_format_display_set(o, fmt);
e_slider_value_step_count_set(o, count);
e_slider_value_step_size_set(o, step);
if (dval) e_slider_value_set(o, *dval);
else if (ival)
e_slider_value_set(o, *ival);
e_slider_size_min_get(o, &mw, &mh);
if (horiz)
e_widget_size_min_set(obj, mw + size, mh);
else
e_widget_size_min_set(obj, mw, mh + size);
wd->dval = dval;
wd->ival = ival;
evas_object_smart_callback_add(o, "changed", _e_wid_cb_changed, wd);
return obj;
}
/**
* Set the double value for the slider. This will also move the slider to
* the correct position and update the text indicator. Will not do anything
* if the slider was not created with a double value.
*
* @param slider pointer to the slider to be modified
* @param dval the double value to set the slider to
* @return 1 if value set, return 0 if value not set
*/
E_API int
e_widget_slider_value_double_set(Evas_Object *slider, double dval)
{
E_Widget_Data *wd;
wd = e_widget_data_get(slider);
if (!wd->dval) return 0;
*(wd->dval) = dval;
e_slider_value_set(wd->o_slider, dval);
return 1;
}
/**
* Set the integer value for the slider. This will also move the slider to
* the correct position and update the text indicator. Will not do anything
* if the slider was not created with an integer value.
*
* @param slider pointer to the slider to be modified
* @param ival the integer value to set the slider to
* @return 1 if value set, return 0 if value not set
*/
E_API int
e_widget_slider_value_int_set(Evas_Object *slider, int ival)
{
E_Widget_Data *wd;
wd = e_widget_data_get(slider);
if (!wd->ival) return 0;
*(wd->ival) = ival;
e_slider_value_set(wd->o_slider, ival);
return 1;
}
/**
* Get the double value for the slider. The value of dval is undefined
* if the slider was not created with a double value.
*
* @param slider pointer to the slider to be queried
* @param dval the pointer to the double value to be set with the value of the slider
* @return 1 if value returned, return 0 if value not returned
*/
E_API int
e_widget_slider_value_double_get(Evas_Object *slider, double *dval)
{
E_Widget_Data *wd;
wd = e_widget_data_get(slider);
if (!wd->dval) return 0;
if (!dval) return 0;
*dval = *(wd->dval);
return 1;
}
/**
* Get the integer value for the slider. The value of ival is undefined
* if the slider was not created with an integer value.
*
* @param slider pointer to the slider to be queried
* @param ival the pointer to the integer value to be set with the value of the slider
* @return 1 if value returned, return 0 if value not returned
*/
E_API int
e_widget_slider_value_int_get(Evas_Object *slider, int *ival)
{
E_Widget_Data *wd;
wd = e_widget_data_get(slider);
if (!wd->ival) return 0;
if (!ival) return 0;
*ival = *(wd->ival);
return 1;
}
E_API void
e_widget_slider_value_format_display_set(Evas_Object *slider, const char *format)
{
E_Widget_Data *wd;
wd = e_widget_data_get(slider);
e_slider_value_format_display_set(wd->o_slider, format);
}
E_API void
e_widget_slider_value_range_set(Evas_Object *slider, double min, double max)
{
E_Widget_Data *wd;
wd = e_widget_data_get(slider);
e_slider_value_range_set(wd->o_slider, min, max);
}
E_API void
e_widget_slider_value_step_size_set(Evas_Object *slider, double step_size)
{
E_Widget_Data *wd;
wd = e_widget_data_get(slider);
e_slider_value_step_size_set(wd->o_slider, step_size);
}
E_API void
e_widget_slider_special_value_add(Evas_Object *obj, double value, double error, const char *label)
{
E_Widget_Data *wd;
wd = e_widget_data_get(obj);
e_slider_special_value_add(wd->o_slider, value, error, label);
}
/* Private functions */
static void
_e_wid_del_hook(Evas_Object *obj)
{
E_Widget_Data *wd;
wd = e_widget_data_get(obj);
free(wd);
}
static void
_e_wid_focus_hook(Evas_Object *obj)
{
E_Widget_Data *wd;
wd = e_widget_data_get(obj);
if (e_widget_focus_get(obj))
{
edje_object_signal_emit(e_slider_edje_object_get(wd->o_slider), "e,state,focused", "e");
evas_object_focus_set(wd->o_slider, 1);
}
else
{
edje_object_signal_emit(e_slider_edje_object_get(wd->o_slider), "e,state,unfocused", "e");
evas_object_focus_set(wd->o_slider, 0);
}
}
static void
_e_wid_focus_steal(void *data, Evas *e EINA_UNUSED, Evas_Object *obj EINA_UNUSED, void *event_info EINA_UNUSED)
{
e_widget_focus_steal(data);
}
static void
_e_wid_cb_changed(void *data, Evas_Object *obj EINA_UNUSED, void *event_info EINA_UNUSED)
{
E_Widget_Data *wd;
wd = data;
if (wd->dval) *(wd->dval) = e_slider_value_get(wd->o_slider);
else if (wd->ival)
*(wd->ival) = e_slider_value_get(wd->o_slider);
e_widget_change(wd->o_widget);
evas_object_smart_callback_call(wd->o_widget, "changed", NULL);
}
static void
_e_wid_disable_hook(Evas_Object *obj)
{
E_Widget_Data *wd;
Eina_Bool disable;
wd = e_widget_data_get(obj);
disable = e_widget_disabled_get(obj);
e_slider_disabled_set(wd->o_slider, disable);
if (disable)
edje_object_signal_emit(e_slider_edje_object_get(wd->o_slider),
"e,state,disabled", "e");
else
edje_object_signal_emit(e_slider_edje_object_get(wd->o_slider),
"e,state,enabled", "e");
}