TabBar, Style, Docking: amend 21bda2e for docking branch.

imgui.cpp

diff --git a/imgui.cpp b/imgui.cpp
index ec490ae..2d0e886 100644
--- a/imgui.cpp
+++ b/imgui.cpp
@@ -3252,7 +3252,7 @@
 
 static const ImGuiCol GWindowDockStyleColors[ImGuiWindowDockStyleCol_COUNT] =
 {
-    ImGuiCol_Text, ImGuiCol_Tab, ImGuiCol_TabHovered, ImGuiCol_TabActive, ImGuiCol_TabUnfocused, ImGuiCol_TabUnfocusedActive
+    ImGuiCol_Text, ImGuiCol_TabHovered, ImGuiCol_Tab, ImGuiCol_TabSelected, ImGuiCol_TabSelectedOverline, ImGuiCol_TabDimmed, ImGuiCol_TabDimmedSelected, ImGuiCol_TabDimmedSelectedOverline,
 };
 
 static const ImGuiDataVarInfo GStyleVarInfo[] =
@@ -17707,6 +17707,7 @@
     // Begin tab bar
     ImGuiTabBarFlags tab_bar_flags = ImGuiTabBarFlags_Reorderable | ImGuiTabBarFlags_AutoSelectNewTabs; // | ImGuiTabBarFlags_NoTabListScrollingButtons);
     tab_bar_flags |= ImGuiTabBarFlags_SaveSettings | ImGuiTabBarFlags_DockNode;// | ImGuiTabBarFlags_FittingPolicyScroll;
+    tab_bar_flags |= ImGuiTabBarFlags_DrawSelectedOverline;
     if (!host_window->Collapsed && is_focused)
         tab_bar_flags |= ImGuiTabBarFlags_IsFocused;
     tab_bar->ID = GetID("#TabBar");
@@ -18190,7 +18191,7 @@
             ImRect tab_bb(tab_pos.x, tab_pos.y, tab_pos.x + tab_size.x, tab_pos.y + tab_size.y);
             tab_pos.x += tab_size.x + g.Style.ItemInnerSpacing.x;
             const ImU32 overlay_col_text = GetColorU32(payload_window->DockStyle.Colors[ImGuiWindowDockStyleCol_Text]);
-            const ImU32 overlay_col_tabs = GetColorU32(payload_window->DockStyle.Colors[ImGuiWindowDockStyleCol_TabActive]);
+            const ImU32 overlay_col_tabs = GetColorU32(payload_window->DockStyle.Colors[ImGuiWindowDockStyleCol_TabSelected]);
             PushStyleColor(ImGuiCol_Text, overlay_col_text);
             for (int overlay_n = 0; overlay_n < overlay_draw_lists_count; overlay_n++)
             {

imgui_internal.h

diff --git a/imgui_internal.h b/imgui_internal.h
index 5fcb09b..9e04861 100644
--- a/imgui_internal.h
+++ b/imgui_internal.h
@@ -1864,11 +1864,13 @@
 enum ImGuiWindowDockStyleCol
 {
     ImGuiWindowDockStyleCol_Text,
-    ImGuiWindowDockStyleCol_Tab,
     ImGuiWindowDockStyleCol_TabHovered,
-    ImGuiWindowDockStyleCol_TabActive,
-    ImGuiWindowDockStyleCol_TabUnfocused,
-    ImGuiWindowDockStyleCol_TabUnfocusedActive,
+    ImGuiWindowDockStyleCol_TabFocused,
+    ImGuiWindowDockStyleCol_TabSelected,
+    ImGuiWindowDockStyleCol_TabSelectedOverline,
+    ImGuiWindowDockStyleCol_TabDimmed,
+    ImGuiWindowDockStyleCol_TabDimmedSelected,
+    ImGuiWindowDockStyleCol_TabDimmedSelectedOverline,
     ImGuiWindowDockStyleCol_COUNT
 };