From 86e4bf64141feca3403005c6a3ac07d3c4a704ed Mon Sep 17 00:00:00 2001
From: andrey zaytsev <andrey.zaytsev@jetbrains.com>
Date: Fri, 8 Apr 2011 20:20:32 +0400
Subject: [PATCH] search/replace: right readonly files handling.

---
 .../src/com/intellij/find/editorHeaderActions/Utils.java      | 2 +-
 .../find/impl/livePreview/LivePreviewControllerBase.java      | 4 ++--
 .../openapi/editor/actions/IncrementalFindAction.java         | 3 +--
 3 files changed, 4 insertions(+), 5 deletions(-)

diff --git a/platform/lang-impl/src/com/intellij/find/editorHeaderActions/Utils.java b/platform/lang-impl/src/com/intellij/find/editorHeaderActions/Utils.java
index 4b1b0e7977dd..b16c3a5c4a2e 100644
--- a/platform/lang-impl/src/com/intellij/find/editorHeaderActions/Utils.java
+++ b/platform/lang-impl/src/com/intellij/find/editorHeaderActions/Utils.java
@@ -67,7 +67,7 @@ public class Utils {
     }
   }
 
-  public static boolean okToWrite(Editor e) {
+  public static boolean ensureOkToWrite(Editor e) {
     final PsiFile psiFile = PsiDocumentManager.getInstance(e.getProject()).getPsiFile(e.getDocument());
     boolean okWritable;
     if (psiFile != null) {
diff --git a/platform/lang-impl/src/com/intellij/find/impl/livePreview/LivePreviewControllerBase.java b/platform/lang-impl/src/com/intellij/find/impl/livePreview/LivePreviewControllerBase.java
index abb550bdd158..5a58b33cb458 100644
--- a/platform/lang-impl/src/com/intellij/find/impl/livePreview/LivePreviewControllerBase.java
+++ b/platform/lang-impl/src/com/intellij/find/impl/livePreview/LivePreviewControllerBase.java
@@ -195,7 +195,7 @@ public class LivePreviewControllerBase implements LivePreview.Delegate, FindUtil
   @Nullable
   @Override
   public TextRange performReplace(final LiveOccurrence occurrence, final String replacement, final Editor editor) {
-    if (myReplaceDenied || !Utils.okToWrite(editor)) return null;
+    if (myReplaceDenied || !Utils.ensureOkToWrite(editor)) return null;
     TextRange range = occurrence.getPrimaryRange();
     FindModel findModel = mySearchResults.getFindModel();
     TextRange result = null;
@@ -217,7 +217,7 @@ public class LivePreviewControllerBase implements LivePreview.Delegate, FindUtil
 
   @Override
   public void performReplaceAll(Editor e) {
-    if (!Utils.okToWrite(e)) return;
+    if (!Utils.ensureOkToWrite(e)) return;
     if (mySearchResults.getFindModel() != null) {
       FindUtil.replace(e.getProject(), e,
                        mySearchResults.getFindModel().isGlobal() ? 0 : mySearchResults.getEditor().getSelectionModel().getSelectionStart(),
diff --git a/platform/lang-impl/src/com/intellij/openapi/editor/actions/IncrementalFindAction.java b/platform/lang-impl/src/com/intellij/openapi/editor/actions/IncrementalFindAction.java
index 47a422c31efa..c998b47e0e84 100644
--- a/platform/lang-impl/src/com/intellij/openapi/editor/actions/IncrementalFindAction.java
+++ b/platform/lang-impl/src/com/intellij/openapi/editor/actions/IncrementalFindAction.java
@@ -20,7 +20,6 @@ import com.intellij.find.EditorSearchComponent;
 import com.intellij.find.FindManager;
 import com.intellij.find.FindModel;
 import com.intellij.find.FindUtil;
-import com.intellij.find.editorHeaderActions.Utils;
 import com.intellij.ide.DataManager;
 import com.intellij.openapi.actionSystem.DataContext;
 import com.intellij.openapi.actionSystem.PlatformDataKeys;
@@ -70,7 +69,7 @@ public class IncrementalFindAction extends EditorAction {
 
     public boolean isEnabled(Editor editor, DataContext dataContext) {
       Project project = PlatformDataKeys.PROJECT.getData(DataManager.getInstance().getDataContext(editor.getComponent()));
-      return project != null && !editor.isOneLineMode() && (!myReplace || Utils.okToWrite(editor));
+      return project != null && !editor.isOneLineMode() && (!myReplace || editor.getDocument().isWritable());
     }
   }