From 183a44bc006a9dfcc0dc62380f3a16497b74852e Mon Sep 17 00:00:00 2001
From: Matthias Gugel <matthias.gugel@idetools.de>
Date: Sun, 14 Feb 2021 08:55:31 +0100
Subject: [PATCH] Minimize column "Active" width

---
 .../settings/FilenameTemplateSettingsComponent.kt | 15 +++++++++++++++
 1 file changed, 15 insertions(+)

diff --git a/src/main/kotlin/de/idetools/filename_template/settings/FilenameTemplateSettingsComponent.kt b/src/main/kotlin/de/idetools/filename_template/settings/FilenameTemplateSettingsComponent.kt
index d14bb25..c2ba42a 100644
--- a/src/main/kotlin/de/idetools/filename_template/settings/FilenameTemplateSettingsComponent.kt
+++ b/src/main/kotlin/de/idetools/filename_template/settings/FilenameTemplateSettingsComponent.kt
@@ -10,6 +10,7 @@ import com.intellij.ui.table.JBTable
 import java.awt.BorderLayout
 import java.awt.FlowLayout
 import javax.swing.JPanel
+import javax.swing.table.TableColumn
 
 class FilenameTemplateSettingsComponent(val filenameTemplates: ArrayList<FilenameTemplateModel>) {
     private var filenameTemplateTableModel: FilenameTemplateTableModel = FilenameTemplateTableModel(filenameTemplates)
@@ -21,12 +22,26 @@ class FilenameTemplateSettingsComponent(val filenameTemplates: ArrayList<Filenam
 
         filenameTemplateTable = JBTable(filenameTemplateTableModel)
         filenameTemplateTable.autoCreateRowSorter = false
+        val activeColumn = filenameTemplateTable.columnModel.getColumn(0)
+        activeColumn.resizable = false
+        activeColumn.maxWidth = determineRequiredWidth(activeColumn)
+
         val filenameTemplateTableScrollPane = JBScrollPane(filenameTemplateTable)
 
         panel.add(filenameTemplateTableScrollPane, BorderLayout.CENTER)
         panel.add(createToolbar(filenameTemplateTable), BorderLayout.EAST)
     }
 
+    private fun determineRequiredWidth(column: TableColumn): Int =
+        filenameTemplateTable.tableHeader.defaultRenderer.getTableCellRendererComponent(
+            filenameTemplateTable,
+            column.headerValue,
+            false,
+            false,
+            0,
+            0
+        ).preferredSize.width + 8
+
     private fun createToolbar(table: JBTable): JPanel {
         val actionGroup = DefaultActionGroup()
         actionGroup.add(object : AnAction("Add", "Add new filename template", AllIcons.General.Add) {