TouchBar - Initial approach

platform/platform-api/src/com/intellij/openapi/ui/DialogWrapper.java

@@ -241,6 +241,12 @@ public abstract class DialogWrapper {
       window.addComponentListener(myResizeListener);
     }
     createDefaultActions();
+
+  }
+
+  public void updateTouchBar() {
+    myButtonMap.values().stream().forEach(button -> ((JDialog)getWindow()).addTouchBarItem(button.getText(), () -> button.getAction().actionPerformed(null)));
+    myOptionsButtons.forEach(button -> ((JDialog)getWindow()).addTouchBarItem(button.getText(), () -> button.getAction().actionPerformed(null)));
   }
 
   /**

platform/platform-impl/src/com/intellij/openapi/ui/impl/DialogWrapperPeerImpl.java

@@ -900,6 +900,7 @@ public class DialogWrapperPeerImpl extends DialogWrapperPeer implements FocusTra
               Foundation.invoke(_native, "setCollectionBehavior:", 1 << 8);
             }
           }
+          myDialogWrapper.get().updateTouchBar();
         }
         SwingUtilities.invokeLater(() -> {
           myOpened = true;