From a7b4338ba03c30b091b5fe3fa2e5155494fe4e3c Mon Sep 17 00:00:00 2001
From: "Maxim.Mossienko" <Maxim.Mossienko@jetbrains.com>
Date: Thu, 15 Sep 2016 15:46:50 +0200
Subject: [PATCH] - IDEA-146150 Page up/down in preview mode of find in path -
 remember search pattern on escape too

---
 .../com/intellij/find/impl/FindDialog.java    | 20 ++++++++++++++++++-
 1 file changed, 19 insertions(+), 1 deletion(-)

diff --git a/platform/lang-impl/src/com/intellij/find/impl/FindDialog.java b/platform/lang-impl/src/com/intellij/find/impl/FindDialog.java
index c4f0081219f0..4a6a79d3ecb5 100644
--- a/platform/lang-impl/src/com/intellij/find/impl/FindDialog.java
+++ b/platform/lang-impl/src/com/intellij/find/impl/FindDialog.java
@@ -191,6 +191,7 @@ public class FindDialog extends DialogWrapper {
 
   @Override
   public void doCancelAction() { // doCancel disposes fields and then calls dispose
+    applyTo(FindManager.getInstance(myProject).getFindInProjectModel(), false);
     rememberResultsPreviewWasOpen();
     super.doCancelAction();
   }
@@ -369,6 +370,24 @@ public class FindDialog extends DialogWrapper {
         }
       );
 
+      makeResultsPreviewActionOverride(
+        comboBox,
+        KeyStroke.getKeyStroke(KeyEvent.VK_PAGE_UP, 0),
+        "scrollUp",
+        () -> {
+          ScrollingUtil.movePageUp(myResultsPreviewTable);
+        }
+      );
+
+      makeResultsPreviewActionOverride(
+        comboBox,
+        KeyStroke.getKeyStroke(KeyEvent.VK_PAGE_DOWN, 0),
+        "scrollDown",
+        () -> {
+          ScrollingUtil.movePageDown(myResultsPreviewTable);
+        }
+      );
+
       AnAction action = new AnAction() {
         @Override
         public void actionPerformed(AnActionEvent e) {
@@ -1655,7 +1674,6 @@ public class FindDialog extends DialogWrapper {
     }
 
     if (navigations != null) {
-      applyTo(FindManager.getInstance(myProject).getFindInProjectModel(), false);
       doCancelAction();
       navigations.get(0).navigate(true);
       for(int i = 1; i < navigations.size(); ++i) navigations.get(i).highlightInEditor();