ladybird/Applications/VisualBuilder/VBWidget.h
Andreas Kling f52e66ceda VisualBuilder: Add a widget registry and a property class.
I need somewhere to centralize the knowledge about the different widget
types available. And VBProperty represents a property key/value of arbitrary
type (it uses a GVariant for the value.)
2019-04-11 16:13:19 +02:00

59 lines
1.5 KiB
C++

#pragma once
#include <SharedGraphics/Rect.h>
#include <AK/Retainable.h>
#include <AK/Retained.h>
#include <AK/Weakable.h>
#include <AK/HashMap.h>
#include <AK/Function.h>
#include "VBWidgetType.h"
class GPainter;
class GWidget;
class VBForm;
class VBProperty;
enum class Direction { None, Left, UpLeft, Up, UpRight, Right, DownRight, Down, DownLeft };
template<typename Callback>
inline void for_each_direction(Callback callback)
{
callback(Direction::Left);
callback(Direction::UpLeft);
callback(Direction::Up);
callback(Direction::UpRight);
callback(Direction::Right);
callback(Direction::DownRight);
callback(Direction::Down);
callback(Direction::DownLeft);
}
class VBWidget : public Retainable<VBWidget>, public Weakable<VBWidget> {
public:
static Retained<VBWidget> create(VBWidgetType type, VBForm& form) { return adopt(*new VBWidget(type, form)); }
~VBWidget();
bool is_selected() const;
Rect rect() const;
void set_rect(const Rect&);
Rect grabber_rect(Direction) const;
Direction grabber_at(const Point&) const;
GWidget* gwidget() { return m_gwidget; }
const VBProperty* property_by_name(const String&) const;
VBProperty* property_by_name(const String&);
void for_each_property(Function<void(VBProperty&)>);
protected:
VBWidget(VBWidgetType, VBForm&);
private:
VBWidgetType m_type { VBWidgetType::None };
VBForm& m_form;
GWidget* m_gwidget { nullptr };
HashMap<String, OwnPtr<VBProperty>> m_properties;
};