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WindowServer: Move child windows together with their parents

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When moving a window, we will now move any child windows by the same
position delta as the parent. This makes ComboBox popup list windows
follow the window they were opened by, which looks nice. :^)
This commit is contained in:
Andreas Kling 2020-05-01 23:00:42 +02:00
parent 6228f72b87
commit c6899b0910
Notes: sideshowbarker 2024-07-19 07:07:25 +09:00
2 changed files with 22 additions and 9 deletions
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19
Servers/WindowServer/Window.cpp
View file

@ -142,6 +142,25 @@ void Window::set_rect(const Gfx::Rect& rect)
m_frame.notify_window_rect_changed(old_rect, rect);
}
void Window::set_rect_without_repaint(const Gfx::Rect& rect)
{
ASSERT(!rect.is_empty());
if (m_rect == rect)
return;
auto old_rect = m_rect;
m_rect = rect;
if (old_rect.size() == m_rect.size()) {
auto delta = m_rect.location() - old_rect.location();
for (auto& child_window : m_child_windows) {
if (child_window)
child_window->move_by(delta);
}
}
m_frame.notify_window_rect_changed(old_rect, rect);
}
void Window::handle_mouse_event(const MouseEvent& event)
{
set_automatic_cursor_tracking_enabled(event.buttons() != 0);

12
Servers/WindowServer/Window.h
View file

@ -142,15 +142,7 @@ public:
Gfx::Rect rect() const { return m_rect; }
void set_rect(const Gfx::Rect&);
void set_rect(int x, int y, int width, int height) { set_rect({ x, y, width, height }); }
void set_rect_without_repaint(const Gfx::Rect& rect)
{
ASSERT(!rect.is_empty());
if (m_rect == rect)
return;
auto old_rect = m_rect;
m_rect = rect;
m_frame.notify_window_rect_changed(old_rect, rect);
}
void set_rect_without_repaint(const Gfx::Rect&);
void set_taskbar_rect(const Gfx::Rect& rect) { m_taskbar_rect = rect; }
const Gfx::Rect& taskbar_rect() const { return m_taskbar_rect; }
@ -158,6 +150,8 @@ public:
void move_to(const Gfx::Point& position) { set_rect({ position, size() }); }
void move_to(int x, int y) { move_to({ x, y }); }
void move_by(const Gfx::Point& delta) { set_position_without_repaint(position().translated(delta)); }
Gfx::Point position() const { return m_rect.location(); }
void set_position(const Gfx::Point& position) { set_rect({ position.x(), position.y(), width(), height() }); }
void set_position_without_repaint(const Gfx::Point& position) { set_rect_without_repaint({ position.x(), position.y(), width(), height() }); }