From 5d665a2a05ee4d3ac810a7e9fae25e87421df83c Mon Sep 17 00:00:00 2001
From: Aleksey Pivovarov <AMPivovarov@gmail.com>
Date: Fri, 20 Dec 2019 21:35:28 +0300
Subject: [PATCH] IDEA-225545 vcs: prefer active Editor color scheme for commit
 message editor

Only fallback to UI-theme based scheme if they have high Light/Dark contrast.

GitOrigin-RevId: e2668dc0fc07ee4343298a317566e9bd00a229d2
---
 .../com/intellij/openapi/vcs/ui/CommitMessage.java  | 13 ++++++++++++-
 1 file changed, 12 insertions(+), 1 deletion(-)

diff --git a/platform/vcs-impl/src/com/intellij/openapi/vcs/ui/CommitMessage.java b/platform/vcs-impl/src/com/intellij/openapi/vcs/ui/CommitMessage.java
index 4b6c20481e5d..c2e5d5246aa4 100644
--- a/platform/vcs-impl/src/com/intellij/openapi/vcs/ui/CommitMessage.java
+++ b/platform/vcs-impl/src/com/intellij/openapi/vcs/ui/CommitMessage.java
@@ -18,6 +18,7 @@ import com.intellij.openapi.editor.Document;
 import com.intellij.openapi.editor.Editor;
 import com.intellij.openapi.editor.SpellCheckingEditorCustomizationProvider;
 import com.intellij.openapi.editor.colors.EditorColorsManager;
+import com.intellij.openapi.editor.colors.EditorColorsScheme;
 import com.intellij.openapi.editor.ex.EditorEx;
 import com.intellij.openapi.editor.impl.EditorMarkupModelImpl;
 import com.intellij.openapi.fileTypes.FileTypes;
@@ -32,6 +33,7 @@ import com.intellij.psi.PsiDocumentManager;
 import com.intellij.psi.PsiElement;
 import com.intellij.psi.PsiFile;
 import com.intellij.ui.*;
+import com.intellij.util.ui.UIUtil;
 import com.intellij.util.ui.components.BorderLayoutPanel;
 import com.intellij.vcs.commit.CommitMessageUi;
 import com.intellij.vcs.commit.message.BodyLimitSettings;
@@ -60,9 +62,18 @@ public class CommitMessage extends JPanel implements Disposable, DataProvider, C
 
   private static final EditorCustomization COLOR_SCHEME_FOR_CURRENT_UI_THEME_CUSTOMIZATION = editor -> {
     editor.setBackgroundColor(null); // to use background from set color scheme
-    editor.setColorsScheme(EditorColorsManager.getInstance().getSchemeForCurrentUITheme());
+    editor.setColorsScheme(getCommitMessageColorScheme());
   };
 
+  @NotNull
+  private static EditorColorsScheme getCommitMessageColorScheme() {
+    boolean isLaFDark = ColorUtil.isDark(UIUtil.getPanelBackground());
+    boolean isEditorDark = EditorColorsManager.getInstance().isDarkEditor();
+    return isLaFDark == isEditorDark
+           ? EditorColorsManager.getInstance().getGlobalScheme()
+           : EditorColorsManager.getInstance().getSchemeForCurrentUITheme();
+  }
+
   @NotNull private final EditorTextField myEditorField;
   @Nullable private final TitledSeparator mySeparator;