IDEA-321188 Make the Enter key perform apply action when the focus is on the template list

GitOrigin-RevId: 2e29988a80187fe99f12a3a8d106add95ddf53c1

platform/platform-impl/src/com/intellij/ide/ui/newItemPopup/NewItemSimplePopupPanel.java

@@ -123,12 +123,7 @@ public class NewItemSimplePopupPanel extends JBPanel implements Disposable {
     res.addKeyListener(new KeyAdapter() {
       @Override
       public void keyPressed(KeyEvent e) {
-        if (e.getKeyCode() == KeyEvent.VK_ENTER) {
-          if (myApplyAction == null) return;
-          try (AccessToken ignore = SlowOperations.startSection(SlowOperations.ACTION_PERFORM)) {
-            myApplyAction.consume(e);
-          }
-        }
+        performApplyActionOnEnter(e);
       }
     });
 
@@ -142,6 +137,15 @@ public class NewItemSimplePopupPanel extends JBPanel implements Disposable {
     return res;
   }
 
+  protected void performApplyActionOnEnter(KeyEvent e) {
+    if (e.getKeyCode() == KeyEvent.VK_ENTER) {
+      if (myApplyAction == null) return;
+      try (AccessToken ignore = SlowOperations.startSection(SlowOperations.ACTION_PERFORM)) {
+        myApplyAction.consume(e);
+      }
+    }
+  }
+
   public boolean hasError() {
     return myErrorPopup != null;
   }

platform/platform-impl/src/com/intellij/ide/ui/newItemPopup/NewItemWithTemplatesPopupPanel.java

@@ -17,7 +17,7 @@ import javax.swing.*;
 import javax.swing.border.Border;
 import java.awt.*;
 import java.awt.event.KeyEvent;
-import java.awt.event.KeyListener;
+import java.awt.event.KeyAdapter;
 import java.awt.event.MouseAdapter;
 import java.awt.event.MouseEvent;
 import java.util.ArrayList;
@@ -54,19 +54,19 @@ public class NewItemWithTemplatesPopupPanel<T> extends NewItemSimplePopupPanel {
     else {
       setFocusCycleRoot(true);
       setFocusTraversalPolicy(new LayoutFocusTraversalPolicy());
-      textField.addKeyListener(new KeyListener() {
-        @Override
-        public void keyTyped(KeyEvent e) { }
-
+      textField.addKeyListener(new KeyAdapter() {
         @Override
         public void keyPressed(KeyEvent e) {
           if (e != null && (e.getKeyCode() == KeyEvent.VK_DOWN || e.getKeyCode() == KeyEvent.VK_UP)) {
             textField.transferFocus();
           }
         }
-
+      });
+      myTemplatesList.addKeyListener(new KeyAdapter() {
         @Override
-        public void keyReleased(KeyEvent e) { }
+        public void keyPressed(KeyEvent e) {
+          performApplyActionOnEnter(e);
+        }
       });
     }