From 0dd85f249e21d92adf56eaa3ac984502d9c5ae8a Mon Sep 17 00:00:00 2001
From: Maxim Shafirov <max@jetbrains.com>
Date: Thu, 3 Feb 2005 17:02:37 +0300
Subject: [PATCH] Paste from X11 should only be enabled when pasting onto
 editor's editing area.

---
 .../editor/actions/PasteFromX11Action.java    | 20 +++++++++++++++++--
 1 file changed, 18 insertions(+), 2 deletions(-)

diff --git a/source/com/intellij/openapi/editor/actions/PasteFromX11Action.java b/source/com/intellij/openapi/editor/actions/PasteFromX11Action.java
index 24630dfb29b2..ca39f7ff149a 100644
--- a/source/com/intellij/openapi/editor/actions/PasteFromX11Action.java
+++ b/source/com/intellij/openapi/editor/actions/PasteFromX11Action.java
@@ -5,13 +5,18 @@ import com.intellij.openapi.editor.actionSystem.EditorActionHandler;
 import com.intellij.openapi.editor.actionSystem.EditorWriteActionHandler;
 import com.intellij.openapi.editor.Editor;
 import com.intellij.openapi.editor.EditorModificationUtil;
+import com.intellij.openapi.editor.event.EditorMouseEventArea;
 import com.intellij.openapi.editor.ex.EditorEx;
 import com.intellij.openapi.actionSystem.DataContext;
 import com.intellij.openapi.actionSystem.AnActionEvent;
+import com.intellij.openapi.actionSystem.Presentation;
+import com.intellij.openapi.actionSystem.DataConstants;
 import com.intellij.openapi.util.SystemInfo;
 
 import java.awt.datatransfer.Clipboard;
 import java.awt.datatransfer.Transferable;
+import java.awt.event.MouseEvent;
+import java.awt.event.InputEvent;
 
 /**
  * Author: msk
@@ -22,8 +27,19 @@ public class PasteFromX11Action extends EditorAction {
     }
 
   public void update(AnActionEvent e) {
-    super.update(e);
-    e.getPresentation().setEnabled(SystemInfo.isUnix);
+    Presentation presentation = e.getPresentation();
+    DataContext dataContext = e.getDataContext();
+    Editor editor = (Editor) dataContext.getData(DataConstants.EDITOR);
+    if (editor == null) {
+      presentation.setEnabled(false);
+    } else {
+      boolean rightPlace = true;
+      final InputEvent inputEvent = e.getInputEvent();
+      if (inputEvent instanceof MouseEvent) {
+        rightPlace = editor.getMouseEventArea((MouseEvent)inputEvent) == EditorMouseEventArea.EDITING_AREA;
+      }
+      presentation.setEnabled(SystemInfo.isUnix && rightPlace);
+    }
   }
 
   public static class Handler extends EditorWriteActionHandler {