WindowServer: Add an IPC call to get the window floating rect

Userland/Services/WindowServer/ConnectionFromClient.cpp

@@ -502,6 +502,16 @@ Messages::WindowServer::GetWindowRectResponse ConnectionFromClient::get_window_r
     return it->value->rect();
 }
 
+Messages::WindowServer::GetWindowFloatingRectResponse ConnectionFromClient::get_window_floating_rect(i32 window_id)
+{
+    auto it = m_windows.find(window_id);
+    if (it == m_windows.end()) {
+        did_misbehave("GetWindowFloatingRect: Bad window ID");
+        return nullptr;
+    }
+    return it->value->floating_rect();
+}
+
 static Gfx::IntSize calculate_minimum_size_for_window(Window const& window)
 {
     if (window.is_frameless())

Userland/Services/WindowServer/ConnectionFromClient.h

@@ -115,6 +115,7 @@ private:
     virtual void start_window_resize(i32, i32) override;
     virtual Messages::WindowServer::SetWindowRectResponse set_window_rect(i32, Gfx::IntRect const&) override;
     virtual Messages::WindowServer::GetWindowRectResponse get_window_rect(i32) override;
+    virtual Messages::WindowServer::GetWindowFloatingRectResponse get_window_floating_rect(i32) override;
     virtual void set_window_minimum_size(i32, Gfx::IntSize) override;
     virtual Messages::WindowServer::GetWindowMinimumSizeResponse get_window_minimum_size(i32) override;
     virtual Messages::WindowServer::GetAppletRectOnScreenResponse get_applet_rect_on_screen(i32) override;

Userland/Services/WindowServer/WindowServer.ipc

@@ -77,6 +77,8 @@ endpoint WindowServer
     set_window_rect(i32 window_id, Gfx::IntRect rect) => (Gfx::IntRect rect)
     get_window_rect(i32 window_id) => (Gfx::IntRect rect)
 
+    get_window_floating_rect(i32 window_id) => (Gfx::IntRect rect)
+
     set_window_minimum_size(i32 window_id, Gfx::IntSize size) =|
     get_window_minimum_size(i32 window_id) => (Gfx::IntSize size)