Custom title bar hit testing

dvsku · Feb 11, 2024 · 40166af · 40166af
1 parent 8bcc39b
commit 40166af
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Showing 2 changed files with 16 additions and 2 deletions.
diff --git a/src/devue_app/src/gui/dv_gui.cpp b/src/devue_app/src/gui/dv_gui.cpp
@@ -135,7 +135,7 @@ void dv_gui::on_gui_before_update() {
 }
 
 void dv_gui::on_gui_update() {
-    m_skip_titlebar_hit     = ImGui::IsAnyItemHovered();
+    m_title_bar_hit_test    = ImGui::IsAnyItemHovered();
     ImGuiViewport* viewport = ImGui::GetMainViewport();
 
     ImGuiWindowFlags flags = 0;
@@ -272,7 +272,7 @@ void dv_gui::on_gui_update() {
                 ImGui::Button(ICON_FA_WINDOW_RESTORE"##RestoreButton", { 30.0f, titlebar_size.y });
             }
 
-            m_hover_maximize = ImGui::IsItemHovered();
+            m_maximize_hovered = ImGui::IsItemHovered();
 
             ImGui::SameLine(0.0f, 0.0f);
             ImGui::SetCursorPosY(min.y - titlebar_padding.y);
@@ -345,6 +345,14 @@ void dv_gui::on_drop(int count, const char* paths[]) {
     }
 }
 
+bool dv_gui::is_title_bar(int32_t x, int32_t y) {
+    return !m_title_bar_hit_test && y > 0 && y <= 25;
+}
+
+bool dv_gui::is_maximize_button(int32_t x, int32_t y) {
+    return m_maximize_hovered;
+}
+
 void dv_gui::set_theme() {
     ImGuiStyle& style  = ImGui::GetStyle();
     ImVec4*     colors = style.Colors;

diff --git a/src/devue_app/src/gui/dv_gui.hpp b/src/devue_app/src/gui/dv_gui.hpp
@@ -29,6 +29,9 @@ namespace devue {
     	void on_mouse_move(double dx, double dy)				override final;
         void on_drop(int count, const char* paths[])            override final;
 
+        bool is_title_bar(int32_t x, int32_t y)       override final;
+        bool is_maximize_button(int32_t x, int32_t y) override final;
+
         void set_theme();
 
     private:
@@ -37,6 +40,9 @@ namespace devue {
 
     	std::shared_ptr<core::dv_render_target> m_scene_render_target = nullptr;
 
+        bool m_maximize_hovered   = false;
+        bool m_title_bar_hit_test = false;
+
     private:
         devue::uuid create_checkerboard_texture();
     };