From 6214eca8f29c0623fc13c80d1310c94f65b98191 Mon Sep 17 00:00:00 2001
From: Christian Persch <chpe@cvs.gnome.org>
Date: Mon, 5 Jan 2004 23:44:38 +0000
Subject: Ensure that if the nsIDOMWindow provided is a frame inside an embed,
 we

2004-01-06  Christian Persch  <chpe@cvs.gnome.org>

	* embed/mozilla/MozillaPrivate.cpp:
	* embed/mozilla/PrintingPromptService.cpp:

	Ensure that if the nsIDOMWindow provided is a frame inside an embed,
	we get the top-level window and then get the embed from that.
	Fixes bug #129028.
---
 embed/mozilla/MozillaPrivate.cpp        | 25 +++++++++++++++++--------
 embed/mozilla/PrintingPromptService.cpp |  4 ++--
 2 files changed, 19 insertions(+), 10 deletions(-)

(limited to 'embed')

diff --git a/embed/mozilla/MozillaPrivate.cpp b/embed/mozilla/MozillaPrivate.cpp
index 1950f0e6c..f793f5e5e 100644
--- a/embed/mozilla/MozillaPrivate.cpp
+++ b/embed/mozilla/MozillaPrivate.cpp
@@ -15,28 +15,37 @@ GtkWidget *MozillaFindEmbed (nsIDOMWindow *aDOMWindow)
 
         nsCOMPtr<nsIWindowWatcher> wwatch
                 (do_GetService("@mozilla.org/embedcomp/window-watcher;1"));
-        if (!wwatch) return nsnull;
+        NS_ENSURE_TRUE (wwatch, nsnull);
 
- 	nsCOMPtr<nsIDOMWindow> domWindow(aDOMWindow);
-	if (!domWindow)
+ 	nsCOMPtr<nsIDOMWindow> domWindow;
+	if (aDOMWindow)
 	{
-		result = wwatch->GetActiveWindow(getter_AddRefs(domWindow));
-		if (NS_FAILED(result) || !domWindow) return nsnull;
+		/* this DOM window may belong to some inner frame, we need
+		 * to get the topmost DOM window to get the embed
+		 */
+		aDOMWindow->GetTop (getter_AddRefs (domWindow));
 	}
+	else
+	{
+		/* get the active window */
+		wwatch->GetActiveWindow (getter_AddRefs(domWindow));
+	}
+	NS_ENSURE_TRUE (domWindow, nsnull);
 	
         nsCOMPtr<nsIWebBrowserChrome> windowChrome;
         result = wwatch->GetChromeForWindow (domWindow,
                                              getter_AddRefs(windowChrome));
-        if (NS_FAILED(result)) return nsnull;
+	NS_ENSURE_TRUE (windowChrome, nsnull);
 
         nsCOMPtr<nsIEmbeddingSiteWindow> window
                         (do_QueryInterface(windowChrome, &result));
-        if (NS_FAILED(result)) return nsnull;
+	NS_ENSURE_TRUE (window, nsnull);
 
         GtkWidget *mozembed;
         result = window->GetSiteWindow ((void **)&mozembed);
-        if (NS_FAILED(result)) return nsnull;
+	NS_ENSURE_SUCCESS (result, nsnull);
 
+	g_print ("returning %p\n", mozembed);
 	return mozembed;
 }
 
diff --git a/embed/mozilla/PrintingPromptService.cpp b/embed/mozilla/PrintingPromptService.cpp
index 1da92c113..79059b10f 100644
--- a/embed/mozilla/PrintingPromptService.cpp
+++ b/embed/mozilla/PrintingPromptService.cpp
@@ -53,10 +53,10 @@ NS_IMETHODIMP GPrintingPromptService::ShowPrintDialog(nsIDOMWindow *parent, nsIW
 	nsresult rv = NS_ERROR_ABORT;
 
 	GtkWidget *gtkParent = MozillaFindGtkParent(parent);
-	if (!gtkParent) return NS_ERROR_ABORT;
+	NS_ENSURE_TRUE (gtkParent, NS_ERROR_FAILURE);
 
 	EphyEmbed *embed = EPHY_EMBED (MozillaFindEmbed (parent));
-	if (!embed) return NS_ERROR_ABORT;
+	NS_ENSURE_TRUE (embed, NS_ERROR_FAILURE);
 
 	dialog = ephy_print_dialog_new (gtkParent, embed, TRUE);
 	ephy_dialog_set_modal (dialog, TRUE);
-- 
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