Register a nsIHelperAppLauncherDialog to handle docs out of gtkmozembed (pdfs, ...)

activities/web/webactivity.py

@@ -98,7 +98,8 @@ def start():
 	gtkmozembed.set_profile_path(env.get_profile_path(), 'gecko')
 
 	gtkmozembed.push_startup()
-	_sugar.startup_browser()
+	if not _sugar.startup_browser():
+		raise "Error when initializising the web activity."
 
 	style.load_stylesheet(web.stylesheet)
 

lib/python/_sugar.defs

@@ -56,7 +56,7 @@
 
 (define-function startup_browser
   (c-name "sugar_browser_startup")
-  (return-type "none")
+  (return-type "gboolean")
 )
 
 (define-method grab_focus

lib/src/Makefile.am

@@ -20,7 +20,9 @@ libsugarprivate_la_SOURCES = 	\
 	sugar-push-scroller.c	\
 	sugar-push-scroller.h	\
 	sugar-tray-manager.c	\
-	sugar-tray-manager.h
+	sugar-tray-manager.h	\
+	sugar-content-handler.h			\
+	sugar-content-handler.cpp
 
 BUILT_SOURCES = 		\
 	sugar-marshal.c		\

lib/src/sugar-browser.cpp

@@ -18,6 +18,7 @@
  */
 
 #include "sugar-browser.h"
+#include "sugar-content-handler.h"
 
 #include <gtkmozembed_internal.h>
 #include <nsCOMPtr.h>
@@ -26,6 +27,12 @@
 #include <nsIWebBrowser.h>
 #include <nsIWebBrowserFocus.h>
 #include <nsIDOMWindow.h>
+#include <nsIGenericFactory.h>
+#include <nsIHelperAppLauncherDialog.h>
+#include <nsIComponentRegistrar.h>
+#include <nsIComponentManager.h>
+
+NS_GENERIC_FACTORY_CONSTRUCTOR(GSugarContentHandler)
 
 enum {
 	PROP_0,
@@ -37,17 +44,27 @@ enum {
 	PROP_LOADING
 };
 
-void
+static const nsModuleComponentInfo sSugarComponents[] = {
+	{
+		"Sugar Content Handler",
+		G_SUGARCONTENTHANDLER_CID,
+		NS_IHELPERAPPLAUNCHERDLG_CONTRACTID,
+		GSugarContentHandlerConstructor
+	}
+};
+
+gboolean
 sugar_browser_startup(void)
 {
 	nsCOMPtr<nsIPrefService> prefService;
+	nsresult rv;
 
 	prefService = do_GetService(NS_PREFSERVICE_CONTRACTID);
-	NS_ENSURE_TRUE(prefService, );
+	NS_ENSURE_TRUE(prefService, FALSE);
 
 	nsCOMPtr<nsIPrefBranch> pref;
 	prefService->GetBranch("", getter_AddRefs(pref));
-	NS_ENSURE_TRUE(pref, );
+	NS_ENSURE_TRUE(pref, FALSE);
 
 	/* Block onload popups */
 	pref->SetBoolPref("dom.disable_open_during_load", TRUE);
@@ -60,6 +77,43 @@ sugar_browser_startup(void)
 	pref->SetCharPref("ui.buttonface", "#D3D3DD");
 	pref->SetCharPref("ui.-moz-field", "#FFFFFF");
 	pref->SetCharPref("ui.-moz-fieldtext", "#000000");
+
+	nsCOMPtr<nsIComponentRegistrar> componentRegistrar;
+	NS_GetComponentRegistrar(getter_AddRefs(componentRegistrar));
+	NS_ENSURE_TRUE (componentRegistrar, FALSE);
+
+	nsCOMPtr<nsIComponentManager> componentManager;
+	NS_GetComponentManager (getter_AddRefs (componentManager));
+	NS_ENSURE_TRUE (componentManager, FALSE);
+	
+	nsCOMPtr<nsIGenericFactory> componentFactory;
+	rv = NS_NewGenericFactory(getter_AddRefs(componentFactory), 
+							  &(sSugarComponents[0]));
+	if (NS_FAILED(rv) || !componentFactory) {
+		g_warning ("Failed to make a factory for %s\n", sSugarComponents[0].mDescription);
+		return FALSE;
+	}
+
+	rv = componentRegistrar->RegisterFactory(sSugarComponents[0].mCID,
+					 sSugarComponents[0].mDescription,
+					 sSugarComponents[0].mContractID,
+					 componentFactory);
+	if (NS_FAILED(rv)) {
+		g_warning ("Failed to register factory for %s\n", sSugarComponents[0].mDescription);
+		return FALSE;
+	}
+
+	if (sSugarComponents[0].mRegisterSelfProc) {
+		rv = sSugarComponents[0].mRegisterSelfProc(componentManager, nsnull, 
+												   nsnull, nsnull, 
+												   &sSugarComponents[0]);
+		if (NS_FAILED(rv)) {
+			g_warning ("Failed to register-self for %s\n", sSugarComponents[0].mDescription);
+			return FALSE;
+		}
+	}
+	
+	return TRUE;
 }
 
 G_DEFINE_TYPE(SugarBrowser, sugar_browser, GTK_TYPE_MOZ_EMBED)

lib/src/sugar-browser.h

@@ -54,7 +54,7 @@ struct _SugarBrowserClass {
 };
 
 GType			sugar_browser_get_type		(void);
-void			sugar_browser_startup		(void);
+gboolean		sugar_browser_startup		(void);
 SugarBrowser   *sugar_browser_create_window	(SugarBrowser *browser);
 void			sugar_browser_scroll_pixels (SugarBrowser *browser,
                             				 int           dx,

lib/src/sugar-content-handler.cpp

@@ -0,0 +1,36 @@
+#include <stdio.h>
+
+#include "sugar-content-handler.h"
+
+GSugarContentHandler::GSugarContentHandler()
+{
+
+}
+
+GSugarContentHandler::~GSugarContentHandler()
+{
+
+}
+
+NS_IMPL_ISUPPORTS1(GSugarContentHandler, nsIHelperAppLauncherDialog)
+
+NS_IMETHODIMP
+GSugarContentHandler::Show (nsIHelperAppLauncher *aLauncher,
+		       nsISupports *aContext,
+		       PRUint32 aReason)
+{
+
+	return NS_OK;
+}
+
+NS_IMETHODIMP GSugarContentHandler::PromptForSaveToFile(
+				    nsIHelperAppLauncher *aLauncher,			    
+				    nsISupports *aWindowContext,
+				    const PRUnichar *aDefaultFile,
+				    const PRUnichar *aSuggestedFileExtension,
+				    nsILocalFile **_retval)
+{
+	
+	return NS_OK;
+}
+

lib/src/sugar-content-handler.h

@@ -0,0 +1,28 @@
+#ifndef __SUGAR_CONTENT_HANDLER_H__
+#define __SUGAR_CONTENT_HANDLER_H__
+
+#include <nsCOMPtr.h>
+#include <nsIHelperAppLauncherDialog.h>
+
+#define G_SUGARCONTENTHANDLER_CID			     	 \
+{ /* 2321843e-6377-11db-967b-00e08161165f */         \
+    0x2321843e,                                      \
+    0x6377,                                          \
+    0x11db,                                          \
+    {0x96, 0x7b, 0x0, 0xe0, 0x81, 0x61, 0x16, 0x5f}  \
+}
+
+class GSugarContentHandler : public nsIHelperAppLauncherDialog
+{
+  public:
+	NS_DECL_ISUPPORTS
+	NS_DECL_NSIHELPERAPPLAUNCHERDIALOG
+
+	GSugarContentHandler();
+	virtual ~GSugarContentHandler();
+	
+  private:
+
+};
+
+#endif /* __SUGAR_CONTENT_HANDLER_H */