--- a/build.xml	Sat Apr 11 15:01:23 2020 -0700
+++ b/build.xml	Sat Apr 11 16:12:59 2020 -0700
@@ -113,7 +113,7 @@
       <fx:deploy nativeBundles="@{type}" outdir="${basedir}" outfile="${app.name}"
         signBundle="false">
         <fx:application mainClass="${app.entry}" name="${app.name}" toolkit="swing"
-          version="1.01"/>
+          version="1.02"/>
         <fx:info description="ExifWasher" title="${app.name}"
           vendor="David Barts &lt;n5jrn@me.com&gt;"
           copyright="© MMXX, David W. Barts">

--- a/src/name/blackcap/exifwasher/Misc.kt	Sat Apr 11 15:01:23 2020 -0700
+++ b/src/name/blackcap/exifwasher/Misc.kt	Sat Apr 11 16:12:59 2020 -0700
@@ -9,7 +9,9 @@
 import java.awt.Font
 import java.awt.FontMetrics
 import java.awt.Graphics
+import java.awt.Point
 import java.awt.Toolkit
+import java.awt.event.MouseEvent
 import javax.swing.*
 import javax.swing.table.TableColumnModel
 import kotlin.annotation.*
@@ -193,3 +195,25 @@
     }
     preferredSize = Dimension(total, preferredSize.height)
 }
+
+/**
+ * A JTable for displaying metadata. Columns that might get harmfully
+ * truncated have tooltips when truncation happens.
+ */
+class JExifTable(rowData: Array<Array<out Any?>>, colNames: Array<out Any?>): JTable(rowData, colNames) {
+    override fun getToolTipText(e: MouseEvent): String? {
+        val pos = e.point
+        val col = columnAtPoint(pos)
+        if (!setOf("Key", "Type").contains(getColumnName(col))) {
+            return null
+        }
+        val contents = getValueAt(rowAtPoint(pos), col) as String?
+        if (contents == null) {
+            return null
+        }
+        val needed = graphics.fontMetrics.stringWidth(contents)
+        val actual = columnModel.getColumn(col).width
+        return if (needed > actual) contents else null
+    }
+}
+

--- a/src/name/blackcap/exifwasher/ShowDialog.kt	Sat Apr 11 15:01:23 2020 -0700
+++ b/src/name/blackcap/exifwasher/ShowDialog.kt	Sat Apr 11 16:12:59 2020 -0700
@@ -26,7 +26,7 @@
     private val HEIGHT = 480
 
     private val COLUMN_NAMES = arrayOf<String>("Key", "Type", "Value")
-    private val myTable = JTable(arrayOf<Array<Any>>(), COLUMN_NAMES).apply {
+    private val myTable = JExifTable(arrayOf<Array<out Any?>>(), COLUMN_NAMES).apply {
         autoCreateRowSorter = false
         border = BorderFactory.createLineBorder(Color.GRAY)
         gridColor = Color.GRAY

--- a/src/name/blackcap/exifwasher/WashDialog.kt	Sat Apr 11 15:01:23 2020 -0700
+++ b/src/name/blackcap/exifwasher/WashDialog.kt	Sat Apr 11 16:12:59 2020 -0700
@@ -28,7 +28,7 @@
     private val HEIGHT = 480
 
     private val COLUMN_NAMES = arrayOf<String>("Delete?", "Key", "Type", "Value")
-    private val myTable = JTable(arrayOf<Array<Any>>(), COLUMN_NAMES).apply {
+    private val myTable = JExifTable(arrayOf<Array<out Any?>>(), COLUMN_NAMES).apply {
         autoCreateRowSorter = false
         border = BorderFactory.createLineBorder(Color.GRAY)
         gridColor = Color.GRAY