Settings: Initializing ImGuiSettingsWindow so external users don't end up with uncleared data. Exposed MarkIniSettingsDirty() in imgui_internal.h

imgui.cpp

@@ -2725,6 +2725,13 @@ static void SaveIniSettingsToMemory(ImVector<char>& out_buf)
     out_buf.swap(buf.Buf);
 }
 
+void ImGui::MarkIniSettingsDirty()
+{
+    ImGuiContext& g = *GImGui;
+    if (g.SettingsDirtyTimer <= 0.0f)
+        g.SettingsDirtyTimer = g.IO.IniSavingRate;
+}
+
 static void MarkIniSettingsDirty(ImGuiWindow* window)
 {
     ImGuiContext& g = *GImGui;

imgui_internal.h

@@ -378,6 +378,8 @@ struct ImGuiSettingsWindow
     ImVec2      Pos;
     ImVec2      Size;
     bool        Collapsed;
+
+    ImGuiSettingsWindow() { Name = NULL; Id = 0; Pos = Size = ImVec2(0,0); Collapsed = false; }
 };
 
 struct ImGuiSettingsHandler
@@ -801,6 +803,8 @@ namespace ImGui
 
     IMGUI_API void          Initialize();
 
+    IMGUI_API void          MarkIniSettingsDirty();
+
     IMGUI_API void          SetActiveID(ImGuiID id, ImGuiWindow* window);
     IMGUI_API void          ClearActiveID();
     IMGUI_API void          SetHoveredID(ImGuiID id);