From 9a8ea2afa5d0dfcfbe418b3f8617ad92fa54b8af Mon Sep 17 00:00:00 2001
From: Louis Vignier <Louis.Vignier@jetbrains.com>
Date: Fri, 13 Sep 2024 14:04:44 +0200
Subject: [PATCH] [UI DSL] Add groupedTextListCellRenderer util

This makes it possible to use the new listCellRenderer with separators from Java code easily.

GitOrigin-RevId: d2320826c28cdd766b992d6262f05caaa561a21c
---
 platform/platform-api/api-dump-unreviewed.txt      |  1 +
 .../intellij/ui/dsl/listCellRenderer/builder.kt    | 14 ++++++++++++++
 2 files changed, 15 insertions(+)

diff --git a/platform/platform-api/api-dump-unreviewed.txt b/platform/platform-api/api-dump-unreviewed.txt
index 7a2cc4959e20..e98e0f0d19d5 100644
--- a/platform/platform-api/api-dump-unreviewed.txt
+++ b/platform/platform-api/api-dump-unreviewed.txt
@@ -9492,6 +9492,7 @@ f:com.intellij.ui.dsl.gridLayout.VerticalGaps$Companion
 - f:subGridBuilder(I,com.intellij.ui.dsl.gridLayout.HorizontalAlign,com.intellij.ui.dsl.gridLayout.VerticalAlign,Z,Z,com.intellij.ui.dsl.gridLayout.UnscaledGaps,com.intellij.ui.dsl.gridLayout.UnscaledGaps):com.intellij.ui.dsl.gridLayout.builders.RowsGridBuilder
 - bs:subGridBuilder$default(com.intellij.ui.dsl.gridLayout.builders.RowsGridBuilder,I,com.intellij.ui.dsl.gridLayout.HorizontalAlign,com.intellij.ui.dsl.gridLayout.VerticalAlign,Z,Z,com.intellij.ui.dsl.gridLayout.UnscaledGaps,com.intellij.ui.dsl.gridLayout.UnscaledGaps,I,java.lang.Object):com.intellij.ui.dsl.gridLayout.builders.RowsGridBuilder
 f:com.intellij.ui.dsl.listCellRenderer.BuilderKt
+- sf:groupedTextListCellRenderer(kotlin.jvm.functions.Function1,kotlin.jvm.functions.Function1):javax.swing.ListCellRenderer
 - sf:listCellRenderer(kotlin.jvm.functions.Function1):javax.swing.ListCellRenderer
 - sf:textListCellRenderer(kotlin.jvm.functions.Function1):javax.swing.ListCellRenderer
 *f:com.intellij.ui.dsl.listCellRenderer.LcrIconInitParams
diff --git a/platform/platform-api/src/com/intellij/ui/dsl/listCellRenderer/builder.kt b/platform/platform-api/src/com/intellij/ui/dsl/listCellRenderer/builder.kt
index 0fa3135faceb..c92070f22125 100644
--- a/platform/platform-api/src/com/intellij/ui/dsl/listCellRenderer/builder.kt
+++ b/platform/platform-api/src/com/intellij/ui/dsl/listCellRenderer/builder.kt
@@ -33,3 +33,17 @@ fun <T> textListCellRenderer(textExtractor: (T) -> @Nls String?): ListCellRender
     text(textExtractor(value) ?: "")
   }
 }
+
+/**
+ * A version of [textListCellRenderer] with separator support
+ */
+fun <T> groupedTextListCellRenderer(textExtractor: (T) -> @Nls String?, separatorExtractor: (T) -> String?): ListCellRenderer<T> {
+  return listCellRenderer {
+    text(textExtractor(value) ?: "")
+    separatorExtractor(value)?.let {
+      separator {
+        text = it
+      }
+    }
+  }
+}