d3ff787864
* GUI: abolish API injection into instances. Update usage by 3rd party apps. * GUI: update documentation. Cleanup api usage. Adjust status bar item spacing.
40 lines
837 B
C
40 lines
837 B
C
#pragma once
|
|
|
|
#include "gui_i.h"
|
|
#include "widget.h"
|
|
|
|
struct Widget {
|
|
Gui* gui;
|
|
bool is_enabled;
|
|
|
|
uint8_t width;
|
|
uint8_t height;
|
|
|
|
WidgetDrawCallback draw_callback;
|
|
void* draw_callback_context;
|
|
|
|
WidgetInputCallback input_callback;
|
|
void* input_callback_context;
|
|
};
|
|
|
|
/*
|
|
* Set GUI reference.
|
|
* To be used by GUI, called upon widget tree insert
|
|
* @param gui - gui instance pointer.
|
|
*/
|
|
void widget_gui_set(Widget* widget, Gui* gui);
|
|
|
|
/*
|
|
* Process draw call. Calls draw callback.
|
|
* To be used by GUI, called on tree redraw.
|
|
* @param canvas - canvas to draw at.
|
|
*/
|
|
void widget_draw(Widget* widget, Canvas* canvas);
|
|
|
|
/*
|
|
* Process input. Calls input callbac
|
|
* To be used by GUI, called on input dispatch.
|
|
* @param event - pointer to input event.
|
|
*/
|
|
void widget_input(Widget* widget, InputEvent* event);
|