forked from enlightenment/efl
381 lines
12 KiB
C
381 lines
12 KiB
C
/**
|
|
* Add a new slider widget to the given parent Elementary
|
|
* (container) object.
|
|
*
|
|
* @param parent The parent object.
|
|
* @return a new slider widget handle or @c NULL, on errors.
|
|
*
|
|
* This function inserts a new slider widget on the canvas.
|
|
*
|
|
* @ingroup Slider
|
|
*/
|
|
EAPI Evas_Object *elm_slider_add(Evas_Object *parent);
|
|
|
|
/**
|
|
* Set the (exact) length of the bar region of a given slider widget.
|
|
*
|
|
* @param obj The slider object.
|
|
* @param size The length of the slider's bar region.
|
|
*
|
|
* This sets the minimum width (when in horizontal mode) or height
|
|
* (when in vertical mode) of the actual bar area of the slider
|
|
* @p obj. This in turn affects the object's minimum size. Use
|
|
* this when you're not setting other size hints expanding on the
|
|
* given direction (like weight and alignment hints) and you would
|
|
* like it to have a specific size.
|
|
*
|
|
* @note Icon, end, label, indicator and unit text around @p obj
|
|
* will require their
|
|
* own space, which will make @p obj to require more the @p size,
|
|
* actually.
|
|
*
|
|
* @see elm_slider_span_size_get()
|
|
*
|
|
* @ingroup Slider
|
|
*/
|
|
EAPI void elm_slider_span_size_set(Evas_Object *obj, Evas_Coord size);
|
|
|
|
/**
|
|
* Get the length set for the bar region of a given slider widget
|
|
*
|
|
* @param obj The slider object.
|
|
* @return The length of the slider's bar region.
|
|
*
|
|
* If that size was not set previously, with
|
|
* elm_slider_span_size_set(), this call will return @c 0.
|
|
*
|
|
* @ingroup Slider
|
|
*/
|
|
EAPI Evas_Coord elm_slider_span_size_get(const Evas_Object *obj);
|
|
|
|
/**
|
|
* Set the format string for the unit label.
|
|
*
|
|
* @param obj The slider object.
|
|
* @param format The format string for the unit display.
|
|
*
|
|
* Unit label is displayed all the time, if set, after slider's bar.
|
|
* In horizontal mode, at right and in vertical mode, at bottom.
|
|
*
|
|
* If @c NULL, unit label won't be visible. If not it sets the format
|
|
* string for the label text. To the label text is provided a floating point
|
|
* value, so the label text can display up to 1 floating point value.
|
|
* Note that this is optional.
|
|
*
|
|
* Use a format string such as "%1.2f meters" for example, and it will
|
|
* display values like: "3.14 meters" for a value equal to 3.14159.
|
|
*
|
|
* Default is unit label disabled.
|
|
*
|
|
* @see elm_slider_indicator_format_get()
|
|
*
|
|
* @ingroup Slider
|
|
*/
|
|
EAPI void elm_slider_unit_format_set(Evas_Object *obj, const char *format);
|
|
|
|
/**
|
|
* Get the unit label format of the slider.
|
|
*
|
|
* @param obj The slider object.
|
|
* @return The unit label format string in UTF-8.
|
|
*
|
|
* Unit label is displayed all the time, if set, after slider's bar.
|
|
* In horizontal mode, at right and in vertical mode, at bottom.
|
|
*
|
|
* @see elm_slider_unit_format_set() for more
|
|
* information on how this works.
|
|
*
|
|
* @ingroup Slider
|
|
*/
|
|
EAPI const char *elm_slider_unit_format_get(const Evas_Object *obj);
|
|
|
|
/**
|
|
* Set the format string for the indicator label.
|
|
*
|
|
* @param obj The slider object.
|
|
* @param indicator The format string for the indicator display.
|
|
*
|
|
* The slider may display its value somewhere else then unit label,
|
|
* for example, above the slider knob that is dragged around. This function
|
|
* sets the format string used for this.
|
|
*
|
|
* If @c NULL, indicator label won't be visible. If not it sets the format
|
|
* string for the label text. To the label text is provided a floating point
|
|
* value, so the label text can display up to 1 floating point value.
|
|
* Note that this is optional.
|
|
*
|
|
* Use a format string such as "%1.2f meters" for example, and it will
|
|
* display values like: "3.14 meters" for a value equal to 3.14159.
|
|
*
|
|
* Default is indicator label disabled.
|
|
*
|
|
* @see elm_slider_indicator_format_get()
|
|
*
|
|
* @ingroup Slider
|
|
*/
|
|
EAPI void elm_slider_indicator_format_set(Evas_Object *obj, const char *indicator);
|
|
|
|
/**
|
|
* Get the indicator label format of the slider.
|
|
*
|
|
* @param obj The slider object.
|
|
* @return The indicator label format string in UTF-8.
|
|
*
|
|
* The slider may display its value somewhere else then unit label,
|
|
* for example, above the slider knob that is dragged around. This function
|
|
* gets the format string used for this.
|
|
*
|
|
* @see elm_slider_indicator_format_set() for more
|
|
* information on how this works.
|
|
*
|
|
* @ingroup Slider
|
|
*/
|
|
EAPI const char *elm_slider_indicator_format_get(const Evas_Object *obj);
|
|
|
|
/**
|
|
* Set the orientation of a given slider widget.
|
|
*
|
|
* @param obj The slider object.
|
|
* @param horizontal Use @c EINA_TRUE to make @p obj to be
|
|
* @b horizontal, @c EINA_FALSE to make it @b vertical.
|
|
*
|
|
* Use this function to change how your slider is to be
|
|
* disposed: vertically or horizontally.
|
|
*
|
|
* By default it's displayed horizontally.
|
|
*
|
|
* @see elm_slider_horizontal_get()
|
|
*
|
|
* @ingroup Slider
|
|
*/
|
|
EAPI void elm_slider_horizontal_set(Evas_Object *obj, Eina_Bool horizontal);
|
|
|
|
/**
|
|
* Retrieve the orientation of a given slider widget
|
|
*
|
|
* @param obj The slider object.
|
|
* @return @c EINA_TRUE, if @p obj is set to be @b horizontal,
|
|
* @c EINA_FALSE if it's @b vertical (and on errors).
|
|
*
|
|
* @see elm_slider_horizontal_set() for more details.
|
|
*
|
|
* @ingroup Slider
|
|
*/
|
|
EAPI Eina_Bool elm_slider_horizontal_get(const Evas_Object *obj);
|
|
|
|
/**
|
|
* Set the minimum and maximum values for the slider.
|
|
*
|
|
* @param obj The slider object.
|
|
* @param min The minimum value.
|
|
* @param max The maximum value.
|
|
*
|
|
* Define the allowed range of values to be selected by the user.
|
|
*
|
|
* If actual value is less than @p min, it will be updated to @p min. If it
|
|
* is bigger then @p max, will be updated to @p max. Actual value can be
|
|
* get with elm_slider_value_get().
|
|
*
|
|
* By default, min is equal to 0.0, and max is equal to 1.0.
|
|
*
|
|
* @warning Maximum must be greater than minimum, otherwise behavior
|
|
* is undefined.
|
|
*
|
|
* @see elm_slider_min_max_get()
|
|
*
|
|
* @ingroup Slider
|
|
*/
|
|
EAPI void elm_slider_min_max_set(Evas_Object *obj, double min, double max);
|
|
|
|
/**
|
|
* Get the minimum and maximum values of the slider.
|
|
*
|
|
* @param obj The slider object.
|
|
* @param min Pointer to store the minimum value.
|
|
* @param max Pointer to store the maximum value.
|
|
*
|
|
* @note If only one value is needed, the other pointer can be passed
|
|
* as @c NULL.
|
|
*
|
|
* @see elm_slider_min_max_set() for details.
|
|
*
|
|
* @ingroup Slider
|
|
*/
|
|
EAPI void elm_slider_min_max_get(const Evas_Object *obj, double *min, double *max);
|
|
|
|
/**
|
|
* Set the value the slider displays.
|
|
*
|
|
* @param obj The slider object.
|
|
* @param val The value to be displayed.
|
|
*
|
|
* Value will be presented on the unit label following format specified with
|
|
* elm_slider_unit_format_set() and on indicator with
|
|
* elm_slider_indicator_format_set().
|
|
*
|
|
* @warning The value must to be between min and max values. This values
|
|
* are set by elm_slider_min_max_set().
|
|
*
|
|
* @see elm_slider_value_get()
|
|
* @see elm_slider_unit_format_set()
|
|
* @see elm_slider_indicator_format_set()
|
|
* @see elm_slider_min_max_set()
|
|
*
|
|
* @ingroup Slider
|
|
*/
|
|
EAPI void elm_slider_value_set(Evas_Object *obj, double val);
|
|
|
|
/**
|
|
* Get the value displayed by the slider.
|
|
*
|
|
* @param obj The slider object.
|
|
* @return The value displayed.
|
|
*
|
|
* @see elm_slider_value_set() for details.
|
|
*
|
|
* @ingroup Slider
|
|
*/
|
|
EAPI double elm_slider_value_get(const Evas_Object *obj);
|
|
|
|
/**
|
|
* Invert a given slider widget's displaying values order
|
|
*
|
|
* @param obj The slider object.
|
|
* @param inverted Use @c EINA_TRUE to make @p obj inverted,
|
|
* @c EINA_FALSE to bring it back to default, non-inverted values.
|
|
*
|
|
* A slider may be @b inverted, in which state it gets its
|
|
* values inverted, with high vales being on the left or top and
|
|
* low values on the right or bottom, as opposed to normally have
|
|
* the low values on the former and high values on the latter,
|
|
* respectively, for horizontal and vertical modes.
|
|
*
|
|
* @see elm_slider_inverted_get()
|
|
*
|
|
* @ingroup Slider
|
|
*/
|
|
EAPI void elm_slider_inverted_set(Evas_Object *obj, Eina_Bool inverted);
|
|
|
|
/**
|
|
* Get whether a given slider widget's displaying values are
|
|
* inverted or not.
|
|
*
|
|
* @param obj The slider object.
|
|
* @return @c EINA_TRUE, if @p obj has inverted values,
|
|
* @c EINA_FALSE otherwise (and on errors).
|
|
*
|
|
* @see elm_slider_inverted_set() for more details.
|
|
*
|
|
* @ingroup Slider
|
|
*/
|
|
EAPI Eina_Bool elm_slider_inverted_get(const Evas_Object *obj);
|
|
|
|
/**
|
|
* Set the format function pointer for the indicator label
|
|
*
|
|
* @param obj The slider object.
|
|
* @param func The indicator format function.
|
|
* @param free_func The freeing function for the format string.
|
|
*
|
|
* Set the callback function to format the indicator string.
|
|
*
|
|
* @see elm_slider_indicator_format_set() for more info on how this works.
|
|
*
|
|
* @ingroup Slider
|
|
*/
|
|
EAPI void elm_slider_indicator_format_function_set(Evas_Object *obj, char *(*func)(double val), void (*free_func)(char *str));
|
|
|
|
/**
|
|
* Set the format function pointer for the units label
|
|
*
|
|
* @param obj The slider object.
|
|
* @param func The units format function.
|
|
* @param free_func The freeing function for the format string.
|
|
*
|
|
* Set the callback function to format the units string.
|
|
*
|
|
* @see elm_slider_unit_format_set() for more info on how this works.
|
|
*
|
|
* @ingroup Slider
|
|
*/
|
|
EAPI void elm_slider_units_format_function_set(Evas_Object *obj, char *(*func)(double val), void (*free_func)(char *str));
|
|
|
|
/**
|
|
* Set whether to enlarge slider indicator (augmented knob) or not.
|
|
*
|
|
* @param obj The slider object.
|
|
* @param show @c EINA_TRUE will make it enlarge, @c EINA_FALSE will
|
|
* let the knob always at default size.
|
|
*
|
|
* By default, indicator will be bigger while dragged by the user.
|
|
*
|
|
* @warning It won't display values set with
|
|
* elm_slider_indicator_format_set() if you disable indicator.
|
|
*
|
|
* @ingroup Slider
|
|
*/
|
|
EAPI void elm_slider_indicator_show_set(Evas_Object *obj, Eina_Bool show);
|
|
|
|
/**
|
|
* Get whether a given slider widget's enlarging indicator or not.
|
|
*
|
|
* @param obj The slider object.
|
|
* @return @c EINA_TRUE, if @p obj is enlarging indicator, or
|
|
* @c EINA_FALSE otherwise (and on errors).
|
|
*
|
|
* @see elm_slider_indicator_show_set() for details.
|
|
*
|
|
* @ingroup Slider
|
|
*/
|
|
EAPI Eina_Bool elm_slider_indicator_show_get(const Evas_Object *obj);
|
|
|
|
/**
|
|
* Set the step by which slider indicator will move.
|
|
*
|
|
* @param obj The slider object.
|
|
* @param step The step value.
|
|
*
|
|
* This value is used when draggable object is moved automatically i.e., in case
|
|
* of key event when up/down/left/right key is pressed or in case when
|
|
* accessibility is set and flick event is used to inc/dec slider values.
|
|
* By default step value is equal to 0.05.
|
|
*
|
|
* @see elm_slider_step_get() for more details.
|
|
*
|
|
* @ingroup Slider
|
|
*/
|
|
EAPI void elm_slider_step_set(Evas_Object *obj, double step);
|
|
|
|
/**
|
|
* Get the step by which slider indicator moves.
|
|
*
|
|
* @param obj The slider object.
|
|
* @return The step value.
|
|
*
|
|
* @see elm_slider_step_set() for more details.
|
|
*
|
|
* @ingroup Slider
|
|
*/
|
|
EAPI double elm_slider_step_get(const Evas_Object *obj);
|
|
|
|
/**
|
|
* Show the indicator of slider on focus
|
|
*
|
|
* @param obj The slider object.
|
|
* @param flag @ EINA_TRUE sets the indicator visible
|
|
*
|
|
* @ingroup Slider
|
|
*/
|
|
EAPI void elm_slider_indicator_show_on_focus_set(Evas_Object *obj, Eina_Bool flag);
|
|
|
|
/**
|
|
* Get whether the indicator of the slider is set or not
|
|
*
|
|
* @param obj The slider object.
|
|
* @return @c EINA_TRUE, if indicator is set
|
|
* @c EINA_FALSE otherwise.
|
|
*
|
|
* @ingroup Slider
|
|
*/
|
|
EAPI Eina_Bool elm_slider_indicator_show_on_focus_get(const Evas_Object *obj);
|