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WindowServer+LibGUI: Plumb mouse/enter/leave events to applet windows

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Since applet windows live in the applet area window, the AppletManager
has to keep track of which applet is hovered and send the appropriate
enter/leave events to the applet windows.

This makes applet tooltips work again. :^)
This commit is contained in:
Andreas Kling 2021-03-30 23:30:50 +02:00
parent 9bbc1c9c93
commit 0cd60a28ba
9 changed files with 44 additions and 13 deletions
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26
Userland/Services/WindowServer/AppletManager.cpp
View file

@ -27,6 +27,7 @@
#include "AppletManager.h"
#include <AK/QuickSort.h>
#include <LibCore/EventLoop.h>
#include <LibGfx/Painter.h>
#include <WindowServer/MenuManager.h>
@ -60,21 +61,40 @@ void AppletManager::set_position(const Gfx::IntPoint& position)
m_window->set_visible(true);
}
void AppletManager::set_hovered_applet(Window* applet)
{
if (m_hovered_applet == applet)
return;
if (m_hovered_applet)
Core::EventLoop::current().post_event(*m_hovered_applet, make<Event>(Event::WindowLeft));
m_hovered_applet = applet;
if (m_hovered_applet)
Core::EventLoop::current().post_event(*m_hovered_applet, make<Event>(Event::WindowEntered));
}
void AppletManager::event(Core::Event& event)
{
if (event.type() == Event::WindowLeft && m_hovered_applet) {
set_hovered_applet(nullptr);
return;
}
if (!is<MouseEvent>(event))
return;
auto& mouse_event = static_cast<MouseEvent&>(event);
dbgln("mouse_event: {}", mouse_event.position());
for (auto& applet : m_applets) {
if (!applet)
continue;
if (!applet->rect_in_applet_area().contains(mouse_event.position()))
continue;
auto local_event = mouse_event.translated(-applet->rect_in_applet_area().location());
applet->dispatch_event(local_event);
set_hovered_applet(applet);
Core::EventLoop::current().post_event(*applet, make<MouseEvent>(local_event));
return;
}
}