From 0185d48b6dcbedef2753a0398db85ee8bf66ee30 Mon Sep 17 00:00:00 2001
From: "troy%netscape.com"
 <troy%netscape.com@18797224-902f-48f8-a5cc-f745e15eee43>
Date: Sat, 7 Nov 1998 03:56:11 +0000
Subject: [PATCH] Added a copy of the UpdateImageFrame() code from
 nsImageFrame, so that when the image size arrives we get notified so we can
 kick off an incremental reflow

git-svn-id: svn://10.0.0.236/trunk@14231 18797224-902f-48f8-a5cc-f745e15eee43
---
 .../html/forms/src/nsButtonControlFrame.cpp   | 25 ++++++++++++++++++-
 1 file changed, 24 insertions(+), 1 deletion(-)

diff --git a/mozilla/layout/html/forms/src/nsButtonControlFrame.cpp b/mozilla/layout/html/forms/src/nsButtonControlFrame.cpp
index 080d4c37b96..b8300f3bd84 100644
--- a/mozilla/layout/html/forms/src/nsButtonControlFrame.cpp
+++ b/mozilla/layout/html/forms/src/nsButtonControlFrame.cpp
@@ -45,6 +45,7 @@
 #include "nsIHTMLAttributes.h"
 #include "nsGenericHTMLElement.h"
 #include "nsFormFrame.h"
+#include "nsIDocument.h"
 
 static NS_DEFINE_IID(kIFormControlIID, NS_IFORMCONTROL_IID);
 static NS_DEFINE_IID(kIButtonIID,      NS_IBUTTON_IID);
@@ -305,6 +306,28 @@ nsButtonControlFrame::Reflow(nsIPresContext&          aPresContext,
   }
 }
 
+// XXX This is a copy of the code in nsImageFrame.cpp
+static nsresult
+UpdateImageFrame(nsIPresContext& aPresContext, nsIFrame* aFrame,
+                 PRIntn aStatus)
+{
+  if (NS_IMAGE_LOAD_STATUS_SIZE_AVAILABLE & aStatus) {
+    // Now that the size is available, trigger a content-changed reflow
+    nsIContent* content = nsnull;
+    aFrame->GetContent(content);
+    if (nsnull != content) {
+      nsIDocument* document = nsnull;
+      content->GetDocument(document);
+      if (nsnull != document) {
+        document->ContentChanged(content, nsnull);
+        NS_RELEASE(document);
+      }
+      NS_RELEASE(content);
+    }
+  }
+  return NS_OK;
+}
+
 void 
 nsButtonControlFrame::GetDesiredSize(nsIPresContext* aPresContext,
                                    const nsHTMLReflowState& aReflowState,
@@ -326,7 +349,7 @@ nsButtonControlFrame::GetDesiredSize(nsIPresContext* aPresContext,
       if (NS_CONTENT_ATTR_HAS_VALUE == mContent->GetAttribute("SRC", src)) {
         mImageLoader.SetURL(src);
       }
-      mImageLoader.GetDesiredSize(aPresContext, aReflowState, this, nsnull,
+      mImageLoader.GetDesiredSize(aPresContext, aReflowState, this, UpdateImageFrame,
                                   aDesiredLayoutSize);
     } else {  // there is a widget
       nsSize styleSize;