flipperzero-firmware/applications/gui/widget.c

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#include "widget.h"
#include "widget_i.h"
#include <cmsis_os.h>
#include <flipper.h>
#include "gui.h"
#include "gui_i.h"
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// TODO add mutex to widget ops
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struct Widget {
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Gui* gui;
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bool is_enabled;
WidgetDrawCallback draw_callback;
void* draw_callback_context;
WidgetInputCallback input_callback;
void* input_callback_context;
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};
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Widget* widget_alloc(WidgetDrawCallback callback, void* callback_context) {
Widget* widget = furi_alloc(sizeof(Widget));
widget->is_enabled = true;
return widget;
}
void widget_free(Widget* widget) {
assert(widget);
assert(widget->gui == NULL);
free(widget);
}
void widget_enabled_set(Widget* widget, bool enabled) {
assert(widget);
if(widget->is_enabled != enabled) {
widget->is_enabled = enabled;
widget_update(widget);
}
}
bool widget_is_enabled(Widget* widget) {
assert(widget);
return widget->is_enabled;
}
void widget_draw_callback_set(Widget* widget, WidgetDrawCallback callback, void* context) {
assert(widget);
widget->draw_callback = callback;
widget->draw_callback_context = context;
}
void widget_input_callback_set(Widget* widget, WidgetInputCallback callback, void* context) {
assert(widget);
widget->input_callback = callback;
widget->input_callback_context = context;
}
void widget_update(Widget* widget) {
assert(widget);
if(widget->gui) gui_update(widget->gui);
}
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void widget_gui_set(Widget* widget, Gui* gui) {
assert(widget);
assert(gui);
widget->gui = gui;
}
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void widget_draw(Widget* widget, CanvasApi* canvas_api) {
assert(widget);
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assert(canvas_api);
assert(widget->gui);
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if(widget->draw_callback) {
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widget->draw_callback(canvas_api, widget->draw_callback_context);
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}
}
void widget_input(Widget* widget, InputEvent* event) {
assert(widget);
assert(event);
assert(widget->gui);
if(widget->input_callback) widget->input_callback(event, widget->input_callback_context);
}