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LibGUI: Hook up GWindow event dispatch for paint and mouse events.

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This commit is contained in:
Andreas Kling 2019-01-20 07:03:38 +01:00
parent dbe83f3a83
commit ea6678b7b3
9 changed files with 72 additions and 30 deletions
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39
LibGUI/GWindow.cpp
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@ -1,6 +1,7 @@
#include "GWindow.h"
#include "GEvent.h"
#include "GEventLoop.h"
#include "GWidget.h"
#include <SharedGraphics/GraphicsBitmap.h>
#include <LibC/gui.h>
#include <LibC/stdio.h>
@ -43,7 +44,6 @@ GWindow::GWindow(GObject* parent)
perror("gui_get_window_backing_store");
exit(1);
}
m_backing = GraphicsBitmap::create_wrapper(backing.size, backing.pixels);
windows().set(m_window_id, this);
@ -75,10 +75,43 @@ void GWindow::set_rect(const Rect& rect)
rc = gui_set_window_parameters(m_window_id, &params);
ASSERT(rc == 0);
m_rect = rect;
GUI_WindowBackingStoreInfo backing;
rc = gui_get_window_backing_store(m_window_id, &backing);
if (rc < 0) {
perror("gui_get_window_backing_store");
exit(1);
}
m_backing = GraphicsBitmap::create_wrapper(backing.size, backing.pixels);
}
void GWindow::event(GEvent& event)
{
if (event.is_mouse_event()) {
if (!m_main_widget)
return;
auto& mouse_event = static_cast<GMouseEvent&>(event);
if (m_main_widget) {
auto result = m_main_widget->hitTest(mouse_event.x(), mouse_event.y());
auto local_event = make<GMouseEvent>(event.type(), Point { result.localX, result.localY }, mouse_event.buttons(), mouse_event.button());
ASSERT(result.widget);
return result.widget->event(*local_event);
}
}
if (event.is_paint_event()) {
if (!m_main_widget)
return;
auto& paint_event = static_cast<GPaintEvent&>(event);
if (paint_event.rect().is_empty()) {
m_main_widget->paintEvent(*make<GPaintEvent>(m_main_widget->rect()));
} else {
m_main_widget->event(event);
}
int rc = gui_invalidate_window(m_window_id, nullptr);
ASSERT(rc == 0);
}
return GObject::event(event);
}
bool GWindow::is_visible() const
@ -96,7 +129,7 @@ void GWindow::show()
void GWindow::update()
{
gui_invalidate_window(m_window_id, nullptr);
GEventLoop::main().post_event(this, make<GPaintEvent>());
}
void GWindow::set_main_widget(GWidget* widget)
@ -104,5 +137,7 @@ void GWindow::set_main_widget(GWidget* widget)
if (m_main_widget == widget)
return;
m_main_widget = widget;
if (widget)
widget->set_window(this);
update();
}