Impl SetToForeground RequestRepaint of xcb window.

2 files changed, 16 insertions, 2 deletions

diff --git a/include/cru/platform/gui/xcb/Window.h b/include/cru/platform/gui/xcb/Window.h
index 85c2ae8c..560eab50 100644
--- a/include/cru/platform/gui/xcb/Window.h
+++ b/include/cru/platform/gui/xcb/Window.h
@@ -51,9 +51,9 @@ class XcbWindow : public XcbResource, public virtual INativeWindow {
 
   void SetCursor(std::shared_ptr<ICursor> cursor) override;
 
-  virtual void SetToForeground() = 0;
+  void SetToForeground() override;
 
-  virtual void RequestRepaint() = 0;
+  void RequestRepaint() override;
 
   std::unique_ptr<graphics::IPainter> BeginPaint() override;
 
diff --git a/src/platform/gui/xcb/Window.cpp b/src/platform/gui/xcb/Window.cpp
index 5e63e08e..63ea68b1 100644
--- a/src/platform/gui/xcb/Window.cpp
+++ b/src/platform/gui/xcb/Window.cpp
@@ -13,6 +13,7 @@
 #include <cairo-xcb.h>
 #include <cairo.h>
 #include <xcb/xcb.h>
+#include <xcb/xproto.h>
 #include <cassert>
 #include <cinttypes>
 #include <cstdint>
@@ -262,6 +263,19 @@ bool XcbWindow::ReleaseMouse() {
 
 void XcbWindow::SetCursor(std::shared_ptr<ICursor> cursor) { NotImplemented(); }
 
+void XcbWindow::SetToForeground() {
+  SetVisibility(WindowVisibilityType::Show);
+  assert(xcb_window_.has_value());
+  const static uint32_t values[] = {XCB_STACK_MODE_ABOVE};
+  xcb_configure_window(application_->GetXcbConnection(), *xcb_window_,
+                       XCB_CONFIG_WINDOW_STACK_MODE, values);
+}
+
+void XcbWindow::RequestRepaint() {
+  // TODO: true throttle
+  paint_event_.Raise(nullptr);
+}
+
 std::unique_ptr<graphics::IPainter> XcbWindow::BeginPaint() {
   assert(cairo_surface_);