# HG changeset patch
# User aivanov
# Date 1445349308 -10800
# Node ID 75a3d3923c24ce1af27e9fcdc5ade12ced2e726a
# Parent  3b304638a92223372fe7c4fdb875db05f7b88518
8130136: Swing window sometimes fails to repaint partially when it becomes exposed
Reviewed-by: alexp, serb

diff -r 3b304638a922 -r 75a3d3923c24 jdk/src/java.desktop/windows/native/libawt/java2d/windows/GDIWindowSurfaceData.cpp
--- a/jdk/src/java.desktop/windows/native/libawt/java2d/windows/GDIWindowSurfaceData.cpp	Tue Oct 20 15:59:51 2015 +0300
+++ b/jdk/src/java.desktop/windows/native/libawt/java2d/windows/GDIWindowSurfaceData.cpp	Tue Oct 20 16:55:08 2015 +0300
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 1999, 2013, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 1999, 2015, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
@@ -114,8 +114,9 @@
         // which may've been disposed by this time, and we have
         // no means of checking against it.
         if (oldhDC != NULL) {
-            MoveDCToPassiveList(oldhDC);
+            MoveDCToPassiveList(oldhDC, info->hWnd);
             info->hDC = NULL;
+            info->hWnd = NULL;
         }
 
         if (wsdo->window != NULL){
@@ -150,6 +151,7 @@
 
             // Finally, set these new values in the info for this thread
             info->hDC = hDC;
+            info->hWnd = wsdo->window;
         }
 
         // cached brush and pen are not associated with any DC, and can be
@@ -187,7 +189,7 @@
         if (info->hDC != NULL) {
             // move the DC from the active dcs list to
             // the passive dc list to be released later
-            MoveDCToPassiveList(info->hDC);
+            MoveDCToPassiveList(info->hDC, info->hWnd);
         }
 
         if (info->clip != NULL) {
diff -r 3b304638a922 -r 75a3d3923c24 jdk/src/java.desktop/windows/native/libawt/java2d/windows/GDIWindowSurfaceData.h
--- a/jdk/src/java.desktop/windows/native/libawt/java2d/windows/GDIWindowSurfaceData.h	Tue Oct 20 15:59:51 2015 +0300
+++ b/jdk/src/java.desktop/windows/native/libawt/java2d/windows/GDIWindowSurfaceData.h	Tue Oct 20 16:55:08 2015 +0300
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 1999, 2010, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 1999, 2015, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
@@ -196,6 +196,7 @@
  */
 typedef struct {
     HDC         hDC;
+    HWND        hWnd;
     GDIWinSDOps *wsdo;
     LONG        wsdoTimeStamp; // wsdo creation time stamp.
                                // Other threads may deallocate wsdo
diff -r 3b304638a922 -r 75a3d3923c24 jdk/src/java.desktop/windows/native/libawt/windows/awt_Component.cpp
--- a/jdk/src/java.desktop/windows/native/libawt/windows/awt_Component.cpp	Tue Oct 20 15:59:51 2015 +0300
+++ b/jdk/src/java.desktop/windows/native/libawt/windows/awt_Component.cpp	Tue Oct 20 16:55:08 2015 +0300
@@ -1382,7 +1382,7 @@
       case WM_AWT_RELEASEDC:
       {
             HDC hDC = (HDC)wParam;
-            MoveDCToPassiveList(hDC);
+            MoveDCToPassiveList(hDC, GetHWnd());
             ReleaseDCList(GetHWnd(), passiveDCList);
             mr = mrConsume;
             break;
@@ -7165,8 +7165,8 @@
 }
 
 /**
- * Given a DC, remove it from the DC list and return
- * TRUE if it exists on the current list.  Otherwise
+ * Given a DC and window handle, remove the DC from the DC list
+ * and return TRUE if it exists on the current list.  Otherwise
  * return FALSE.
  * A DC may not exist on the list because it has already
  * been released elsewhere (for example, the window
@@ -7174,14 +7174,14 @@
  * thread may also want to release a DC when it notices that
  * its DC is obsolete for the current window).
  */
-DCItem *DCList::RemoveDC(HDC hDC)
+DCItem *DCList::RemoveDC(HDC hDC, HWND hWnd)
 {
     listLock.Enter();
     DCItem **prevPtrPtr = &head;
     DCItem *listPtr = head;
     while (listPtr) {
         DCItem *nextPtr = listPtr->next;
-        if (listPtr->hDC == hDC) {
+        if (listPtr->hDC == hDC && listPtr->hWnd == hWnd) {
             *prevPtrPtr = nextPtr;
             break;
         }
@@ -7235,9 +7235,9 @@
     listLock.Leave();
 }
 
-void MoveDCToPassiveList(HDC hDC) {
+void MoveDCToPassiveList(HDC hDC, HWND hWnd) {
     DCItem *removedDC;
-    if ((removedDC = activeDCList.RemoveDC(hDC)) != NULL) {
+    if ((removedDC = activeDCList.RemoveDC(hDC, hWnd)) != NULL) {
         passiveDCList.AddDCItem(removedDC);
     }
 }
diff -r 3b304638a922 -r 75a3d3923c24 jdk/src/java.desktop/windows/native/libawt/windows/awt_Component.h
--- a/jdk/src/java.desktop/windows/native/libawt/windows/awt_Component.h	Tue Oct 20 15:59:51 2015 +0300
+++ b/jdk/src/java.desktop/windows/native/libawt/windows/awt_Component.h	Tue Oct 20 16:55:08 2015 +0300
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 1996, 2013, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 1996, 2015, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
@@ -900,13 +900,13 @@
 
     void            AddDC(HDC hDC, HWND hWnd);
     void            AddDCItem(DCItem *newItem);
-    DCItem          *RemoveDC(HDC hDC);
+    DCItem          *RemoveDC(HDC hDC, HWND hWnd);
     DCItem          *RemoveAllDCs(HWND hWnd);
     void            RealizePalettes(int screen);
 };
 
 void ReleaseDCList(HWND hwnd, DCList &list);
-void MoveDCToPassiveList(HDC hDC);
+void MoveDCToPassiveList(HDC hDC, HWND hWnd);
 
 #include "ObjectList.h"