Tabs: added TabMinWidthBase, ImGuiStyleVar_TabMinWidthBase.

imgui.h

@@ -1803,6 +1803,7 @@ enum ImGuiStyleVar_
     ImGuiStyleVar_ImageBorderSize,          // float     ImageBorderSize
     ImGuiStyleVar_TabRounding,              // float     TabRounding
     ImGuiStyleVar_TabBorderSize,            // float     TabBorderSize
+    ImGuiStyleVar_TabMinWidthBase,          // float     TabMinWidthBase
     ImGuiStyleVar_TabBarBorderSize,         // float     TabBarBorderSize
     ImGuiStyleVar_TabBarOverlineSize,       // float     TabBarOverlineSize
     ImGuiStyleVar_TableAngledHeadersAngle,  // float     TableAngledHeadersAngle
@@ -2268,6 +2269,7 @@ struct ImGuiStyle
     float       ImageBorderSize;            // Thickness of border around Image() calls.
     float       TabRounding;                // Radius of upper corners of a tab. Set to 0.0f to have rectangular tabs.
     float       TabBorderSize;              // Thickness of border around tabs.
+    float       TabMinWidthBase;            // Minimum tab width, to make tabs larger than their contents. TabBar buttons are not affected.
     float       TabCloseButtonMinWidthSelected;     // -1: always visible. 0.0f: visible when hovered. >0.0f: visible when hovered if minimum width.
     float       TabCloseButtonMinWidthUnselected;   // -1: always visible. 0.0f: visible when hovered. >0.0f: visible when hovered if minimum width. FLT_MAX: never show close button when unselected.
     float       TabBarBorderSize;           // Thickness of tab-bar separator, which takes on the tab active color to denote focus.