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Code Issues Activity Actions

Taskbar: Update and clear taskbar button rectangles

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We need to update all button rectangles when the layout changed.
We also need to clear the taskbar button rectangle when we
remove a modal window button, so that WindowServer uses the
parent's taskbar button rectangle for the minimize animation.
This commit is contained in:
Tom 2020-08-18 13:35:34 -06:00 • committed by Andreas Kling
parent 2552e3be00
commit 4897eb8c3e
4 changed files with 33 additions and 4 deletions
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16
Services/Taskbar/TaskbarWindow.cpp
View file

@ -58,6 +58,14 @@ private:
painter.fill_rect(rect(), palette().button());
painter.draw_line({ 0, 1 }, { width() - 1, 1 }, palette().threed_highlight());
}
virtual void did_layout() override
{
WindowList::the().for_each_window([&](auto& window) {
if (auto* button = window.button())
static_cast<TaskbarButton*>(button)->update_taskbar_rect();
});
}
};
TaskbarWindow::TaskbarWindow()
@ -184,11 +192,13 @@ void TaskbarWindow::add_window_button(::Window& window, const WindowIdentifier&
};
}
void TaskbarWindow::remove_window_button(::Window& window)
void TaskbarWindow::remove_window_button(::Window& window, bool was_removed)
{
auto* button = window.button();
if (!button)
return;
if (!was_removed)
static_cast<TaskbarButton*>(button)->clear_taskbar_rect();
window.set_button(nullptr);
button->remove_from_parent();
}
@ -235,6 +245,8 @@ void TaskbarWindow::wm_event(GUI::WMEvent& event)
removed_event.client_id(),
removed_event.window_id());
#endif
if (auto* window = WindowList::the().window(identifier))
remove_window_button(*window, true);
WindowList::the().remove_window(identifier);
update();
break;
@ -285,7 +297,7 @@ void TaskbarWindow::wm_event(GUI::WMEvent& event)
if (!window.is_modal())
add_window_button(window, identifier);
else
remove_window_button(window);
remove_window_button(window, false);
window.set_title(changed_event.title());
window.set_rect(changed_event.rect());
window.set_modal(changed_event.is_modal());