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#include "Widget.h"
#include "Event.h"
#include "EventLoop.h"
#include "GraphicsBitmap.h"
#include "WindowManager.h"
#include "Window.h"
#include "Painter.h"
#include <AK/Assertions.h>
Widget::Widget(Widget* parent)
: Object(parent)
{
setFont(nullptr);
m_backgroundColor = Color::White;
m_foregroundColor = Color::Black;
}
Widget::~Widget()
{
}
void Widget::setWindowRelativeRect(const Rect& rect, bool should_update)
{
// FIXME: Make some kind of event loop driven ResizeEvent?
m_relativeRect = rect;
if (should_update)
update();
}
void Widget::repaint(const Rect& rect)
{
// FIXME: Implement.
}
void Widget::event(Event& event)
{
switch (event.type()) {
case Event::Paint:
m_hasPendingPaintEvent = false;
if (auto* win = window()) {
if (win->is_being_dragged())
return;
if (!win->is_visible())
return;
}
return paintEvent(static_cast<PaintEvent&>(event));
case Event::Show:
return showEvent(static_cast<ShowEvent&>(event));
case Event::Hide:
return hideEvent(static_cast<HideEvent&>(event));
case Event::KeyDown:
return keyDownEvent(static_cast<KeyEvent&>(event));
case Event::KeyUp:
return keyUpEvent(static_cast<KeyEvent&>(event));
case Event::MouseMove:
return mouseMoveEvent(static_cast<MouseEvent&>(event));
case Event::MouseDown:
// FIXME: Focus self if needed.
return mouseDownEvent(static_cast<MouseEvent&>(event));
case Event::MouseUp:
return mouseUpEvent(static_cast<MouseEvent&>(event));
default:
return Object::event(event);
}
}
void Widget::paintEvent(PaintEvent& event)
{
//printf("Widget::paintEvent :)\n");
if (fillWithBackgroundColor()) {
Painter painter(*this);
painter.fill_rect(rect(), backgroundColor());
}
for (auto* ch : children()) {
auto* child = (Widget*)ch;
child->event(event);
}
}
void Widget::showEvent(ShowEvent&)
{
}
void Widget::hideEvent(HideEvent&)
{
}
void Widget::keyDownEvent(KeyEvent&)
{
}
void Widget::keyUpEvent(KeyEvent&)
{
}
void Widget::mouseDownEvent(MouseEvent&)
{
}
void Widget::mouseUpEvent(MouseEvent&)
{
}
void Widget::mouseMoveEvent(MouseEvent&)
{
}
void Widget::update()
{
auto* w = window();
if (!w)
return;
if (m_hasPendingPaintEvent)
return;
m_hasPendingPaintEvent = true;
EventLoop::main().postEvent(w, make<PaintEvent>(relativeRect()));
}
Widget::HitTestResult Widget::hitTest(int x, int y)
{
// FIXME: Care about z-order.
for (auto* ch : children()) {
auto* child = (Widget*)ch;
if (child->relativeRect().contains(x, y)) {
return child->hitTest(x - child->relativeRect().x(), y - child->relativeRect().y());
}
}
return { this, x, y };
}
void Widget::setWindow(Window* window)
{
if (m_window == window)
return;
m_window = window;
}
bool Widget::isFocused() const
{
// FIXME: Implement.
return false;
}
void Widget::setFocus(bool focus)
{
if (focus == isFocused())
return;
// FIXME: Implement.
}
void Widget::setFont(RetainPtr<Font>&& font)
{
if (!font)
m_font = Font::default_font();
else
m_font = move(font);
}
GraphicsBitmap* Widget::backing()
{
if (auto* w = window())
return w->backing();
return nullptr;
}
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