Style: Exposed ImGuiStyleVar_WindowTitleAlign, ImGuiStyleVar_ScrollbarSize, ImGuiStyleVar_ScrollbarRounding, ImGuiStyleVar_GrabRounding + added an assert to reduce accidental breakage. (#1181)

imgui.cpp

@@ -5400,13 +5400,14 @@ struct ImGuiStyleVarInfo
     void*           GetVarPtr(ImGuiStyle* style) const { return (void*)((unsigned char*)style + Offset); }
 };
 
-static const ImGuiStyleVarInfo GStyleVarInfo[ImGuiStyleVar_Count_] =
+static const ImGuiStyleVarInfo GStyleVarInfo[] =
 {
     { ImGuiDataType_Float,  (ImU32)IM_OFFSETOF(ImGuiStyle, Alpha) },                // ImGuiStyleVar_Alpha
     { ImGuiDataType_Float2, (ImU32)IM_OFFSETOF(ImGuiStyle, WindowPadding) },        // ImGuiStyleVar_WindowPadding
     { ImGuiDataType_Float,  (ImU32)IM_OFFSETOF(ImGuiStyle, WindowRounding) },       // ImGuiStyleVar_WindowRounding
     { ImGuiDataType_Float,  (ImU32)IM_OFFSETOF(ImGuiStyle, WindowBorderSize) },     // ImGuiStyleVar_WindowBorderSize
     { ImGuiDataType_Float2, (ImU32)IM_OFFSETOF(ImGuiStyle, WindowMinSize) },        // ImGuiStyleVar_WindowMinSize
+    { ImGuiDataType_Float2, (ImU32)IM_OFFSETOF(ImGuiStyle, WindowTitleAlign) },     // ImGuiStyleVar_WindowTitleAlign
     { ImGuiDataType_Float,  (ImU32)IM_OFFSETOF(ImGuiStyle, ChildRounding) },        // ImGuiStyleVar_ChildRounding
     { ImGuiDataType_Float,  (ImU32)IM_OFFSETOF(ImGuiStyle, ChildBorderSize) },      // ImGuiStyleVar_ChildBorderSize
     { ImGuiDataType_Float,  (ImU32)IM_OFFSETOF(ImGuiStyle, PopupRounding) },        // ImGuiStyleVar_PopupRounding
@@ -5417,13 +5418,17 @@ static const ImGuiStyleVarInfo GStyleVarInfo[ImGuiStyleVar_Count_] =
     { ImGuiDataType_Float2, (ImU32)IM_OFFSETOF(ImGuiStyle, ItemSpacing) },          // ImGuiStyleVar_ItemSpacing
     { ImGuiDataType_Float2, (ImU32)IM_OFFSETOF(ImGuiStyle, ItemInnerSpacing) },     // ImGuiStyleVar_ItemInnerSpacing
     { ImGuiDataType_Float,  (ImU32)IM_OFFSETOF(ImGuiStyle, IndentSpacing) },        // ImGuiStyleVar_IndentSpacing
+    { ImGuiDataType_Float,  (ImU32)IM_OFFSETOF(ImGuiStyle, ScrollbarSize) },        // ImGuiStyleVar_ScrollbarSize
+    { ImGuiDataType_Float,  (ImU32)IM_OFFSETOF(ImGuiStyle, ScrollbarRounding) },    // ImGuiStyleVar_ScrollbarRounding
     { ImGuiDataType_Float,  (ImU32)IM_OFFSETOF(ImGuiStyle, GrabMinSize) },          // ImGuiStyleVar_GrabMinSize
+    { ImGuiDataType_Float,  (ImU32)IM_OFFSETOF(ImGuiStyle, GrabRounding) },         // ImGuiStyleVar_GrabRounding
     { ImGuiDataType_Float2, (ImU32)IM_OFFSETOF(ImGuiStyle, ButtonTextAlign) },      // ImGuiStyleVar_ButtonTextAlign
 };
 
 static const ImGuiStyleVarInfo* GetStyleVarInfo(ImGuiStyleVar idx)
 {
     IM_ASSERT(idx >= 0 && idx < ImGuiStyleVar_Count_);
+    IM_ASSERT(IM_ARRAYSIZE(GStyleVarInfo) == ImGuiStyleVar_Count_);
     return &GStyleVarInfo[idx];
 }
 

imgui.h

@@ -751,6 +751,7 @@ enum ImGuiStyleVar_
     ImGuiStyleVar_WindowRounding,      // float     WindowRounding
     ImGuiStyleVar_WindowBorderSize,    // float     WindowBorderSize
     ImGuiStyleVar_WindowMinSize,       // ImVec2    WindowMinSize
+    ImGuiStyleVar_WindowTitleAlign,    // ImVec2    WindowTitleAlign
     ImGuiStyleVar_ChildRounding,       // float     ChildRounding
     ImGuiStyleVar_ChildBorderSize,     // float     ChildBorderSize
     ImGuiStyleVar_PopupRounding,       // float     PopupRounding
@@ -761,7 +762,10 @@ enum ImGuiStyleVar_
     ImGuiStyleVar_ItemSpacing,         // ImVec2    ItemSpacing
     ImGuiStyleVar_ItemInnerSpacing,    // ImVec2    ItemInnerSpacing
     ImGuiStyleVar_IndentSpacing,       // float     IndentSpacing
+    ImGuiStyleVar_ScrollbarSize,       // float     ScrollbarSize
+    ImGuiStyleVar_ScrollbarRounding,   // float     ScrollbarRounding
     ImGuiStyleVar_GrabMinSize,         // float     GrabMinSize
+    ImGuiStyleVar_GrabRounding,        // float     GrabRounding
     ImGuiStyleVar_ButtonTextAlign,     // ImVec2    ButtonTextAlign
     ImGuiStyleVar_Count_