From 0504ee2f4a855326159a1bbd131c7ec998d7d24c Mon Sep 17 00:00:00 2001
From: Yuriy Artamonov <yuriy.artamonov@jetbrains.com>
Date: Mon, 17 Aug 2020 12:59:54 +0300
Subject: [PATCH] UI: alternative background color for lists with tall rows

GitOrigin-RevId: bb61dda8f22c12d9eddc4717d0169636245a1f5b
---
 .../IntelliJPlatform.themeMetadata.json         |  4 ++++
 .../ui}/src/com/intellij/util/ui/ListUiUtil.kt  | 17 ++++++++++++++---
 2 files changed, 18 insertions(+), 3 deletions(-)
 rename platform/{vcs-impl => util/ui}/src/com/intellij/util/ui/ListUiUtil.kt (63%)

diff --git a/platform/platform-resources/src/themes/metadata/IntelliJPlatform.themeMetadata.json b/platform/platform-resources/src/themes/metadata/IntelliJPlatform.themeMetadata.json
index 99f98858ef5b..1cfd88d280a7 100644
--- a/platform/platform-resources/src/themes/metadata/IntelliJPlatform.themeMetadata.json
+++ b/platform/platform-resources/src/themes/metadata/IntelliJPlatform.themeMetadata.json
@@ -669,6 +669,10 @@
     {
       "key": "Table.lightSelectionInactiveForeground"
     },
+    {
+      "key": "Table.alternativeRowBackground",
+      "description": "Contrast background color for lists with tall rows, e.g. View | Tool Windows | Endpoints"
+    },
     {
       "key": "Table.stripeColor"
     },
diff --git a/platform/vcs-impl/src/com/intellij/util/ui/ListUiUtil.kt b/platform/util/ui/src/com/intellij/util/ui/ListUiUtil.kt
similarity index 63%
rename from platform/vcs-impl/src/com/intellij/util/ui/ListUiUtil.kt
rename to platform/util/ui/src/com/intellij/util/ui/ListUiUtil.kt
index 71c8893caa53..504b933c46ad 100644
--- a/platform/vcs-impl/src/com/intellij/util/ui/ListUiUtil.kt
+++ b/platform/util/ui/src/com/intellij/util/ui/ListUiUtil.kt
@@ -1,4 +1,4 @@
-// Copyright 2000-2019 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license that can be found in the LICENSE file.
+// Copyright 2000-2020 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license that can be found in the LICENSE file.
 package com.intellij.util.ui
 
 import com.intellij.ui.JBColor
@@ -7,8 +7,9 @@ import javax.swing.JList
 
 object ListUiUtil {
   object WithTallRow {
-    private val selectionBackground = JBColor(0xE9EEF5, 0x464A4D)
-    private val unfocusedSelectionBackground = JBColor(0xF5F5F5, 0x464A4D)
+    private val selectionBackground: JBColor = JBColor(0xE9EEF5, 0x464A4D)
+    private val unfocusedSelectionBackground: JBColor = JBColor(0xF5F5F5, 0x464A4D)
+    private val alternativeRowBackground: JBColor = JBColor(0xFFFFFF, 0x313335)
 
     fun foreground(isSelected: Boolean, hasFocus: Boolean): Color {
       val default = UIUtil.getListForeground()
@@ -33,5 +34,15 @@ object ListUiUtil {
       }
       else list.background
     }
+
+    fun alternativeBackground(isSelected: Boolean, hasFocus: Boolean): Color {
+      return if (isSelected) {
+        if (hasFocus) JBColor.namedColor("Table.lightSelectionBackground", selectionBackground)
+        else JBColor.namedColor("Table.lightSelectionInactiveBackground", unfocusedSelectionBackground)
+      }
+      else {
+        JBColor.namedColor("Table.alternativeRowBackground", alternativeRowBackground)
+      }
+    }
   }
 }
\ No newline at end of file