mirror of
https://github.com/DarkFlippers/unleashed-firmware.git
synced 2024-12-23 21:34:35 +03:00
d3ff787864
* GUI: abolish API injection into instances. Update usage by 3rd party apps. * GUI: update documentation. Cleanup api usage. Adjust status bar item spacing.
68 lines
1.7 KiB
C
68 lines
1.7 KiB
C
#pragma once
|
|
|
|
#include <input/input.h>
|
|
#include "canvas.h"
|
|
|
|
typedef struct Widget Widget;
|
|
|
|
/*
|
|
* Widget Draw callback
|
|
* @warning called from GUI thread
|
|
*/
|
|
typedef void (*WidgetDrawCallback)(Canvas* api, void* context);
|
|
|
|
/*
|
|
* Widget Input callback
|
|
* @warning called from GUI thread
|
|
*/
|
|
typedef void (*WidgetInputCallback)(InputEvent* event, void* context);
|
|
|
|
/*
|
|
* Widget allocator
|
|
* always returns widget or stops system if not enough memory.
|
|
*/
|
|
Widget* widget_alloc();
|
|
|
|
/*
|
|
* Widget deallocator
|
|
* Ensure that widget was unregistered in GUI system before use.
|
|
*/
|
|
void widget_free(Widget* widget);
|
|
|
|
/*
|
|
* Set widget width.
|
|
* Will be used to limit canvas drawing area and autolayout feature.
|
|
* @param width - wanted width, 0 - auto.
|
|
*/
|
|
void widget_set_width(Widget* widget, uint8_t width);
|
|
uint8_t widget_get_width(Widget* widget);
|
|
|
|
/*
|
|
* Set widget height.
|
|
* Will be used to limit canvas drawing area and autolayout feature.
|
|
* @param height - wanted height, 0 - auto.
|
|
*/
|
|
void widget_set_height(Widget* widget, uint8_t height);
|
|
uint8_t widget_get_height(Widget* widget);
|
|
|
|
/*
|
|
* Enable or disable widget rendering.
|
|
* @param enabled.
|
|
*/
|
|
void widget_enabled_set(Widget* widget, bool enabled);
|
|
bool widget_is_enabled(Widget* widget);
|
|
|
|
/*
|
|
* Widget event callbacks
|
|
* @param callback - appropriate callback function
|
|
* @param context - context to pass to callback
|
|
*/
|
|
void widget_draw_callback_set(Widget* widget, WidgetDrawCallback callback, void* context);
|
|
void widget_input_callback_set(Widget* widget, WidgetInputCallback callback, void* context);
|
|
|
|
/*
|
|
* Emit update signal to GUI system.
|
|
* Rendering will happen later after GUI system process signal.
|
|
*/
|
|
void widget_update(Widget* widget);
|