From 6b14d9e8830756574d99e4e990bab953ea0b76fe Mon Sep 17 00:00:00 2001
From: Marco Pesenti Gritti <mpg@redhat.com>
Date: Tue, 13 Mar 2007 12:51:15 +0100
Subject: [PATCH] Get the image uri from the DOM

---
 lib/python/_sugar.override | 12 +++++++---
 lib/src/sugar-browser.cpp  | 49 ++++++++++++++++++++++++++++++++++----
 2 files changed, 54 insertions(+), 7 deletions(-)

diff --git a/lib/python/_sugar.override b/lib/python/_sugar.override
index ff3f9d9a..09114528 100644
--- a/lib/python/_sugar.override
+++ b/lib/python/_sugar.override
@@ -19,7 +19,7 @@ headers
 extern Pycairo_CAPI_t *Pycairo_CAPI;
 
 %%
-modulename _sugar
+modulename gecko
 %%
 import gobject.GObject as PyGObject_Type
 import gtk.Entry as PyGtkEntry_Type
@@ -187,8 +187,14 @@ _wrap_sugar_browser_event_tp_getattr(PyObject *self, char *attr)
 
     if (!strcmp(attr, "__members__"))
         return Py_BuildValue("[s]", "image_uri");
-    if (!strcmp(attr, "image_uri"))
-        return PyString_FromString(event->image_uri);
+    if (!strcmp(attr, "image_uri")) {
+        if (event->image_uri) {
+            return PyString_FromString(event->image_uri);
+        } else {
+            Py_INCREF(Py_None);
+            return Py_None;
+        }
+    }
 
     return NULL;
 }
diff --git a/lib/src/sugar-browser.cpp b/lib/src/sugar-browser.cpp
index 29e41347..cf1d9edb 100644
--- a/lib/src/sugar-browser.cpp
+++ b/lib/src/sugar-browser.cpp
@@ -37,6 +37,9 @@
 #include <nsIGenericFactory.h>
 #include <nsIHelperAppLauncherDialog.h>
 #include <nsIComponentRegistrar.h>
+#include <nsIDOMNode.h>
+#include <nsIDOMEventTarget.h>
+#include <nsIDOMHTMLImageElement.h>
 
 enum {
 	PROP_0,
@@ -370,15 +373,53 @@ location_cb(GtkMozEmbed *embed)
 }
 
 static gboolean
-dom_mouse_click_cb(GtkMozEmbed *embed, nsIDOMMouseEvent *dom_event)
+dom_mouse_click_cb(GtkMozEmbed *embed, nsIDOMMouseEvent *mouseEvent)
 {
 	SugarBrowser *browser = SUGAR_BROWSER(embed);
     SugarBrowserEvent *event;
     gint return_value = FALSE;
 
+    nsCOMPtr<nsIDOMEventTarget> eventTarget;
+    mouseEvent->GetTarget(getter_AddRefs(eventTarget));
+    NS_ENSURE_TRUE(mouseEvent, FALSE);
+
+    nsCOMPtr<nsIDOMNode> targetNode;
+    targetNode = do_QueryInterface(eventTarget);
+    NS_ENSURE_TRUE(targetNode, FALSE);
+
     event = sugar_browser_event_new();
-    event->image_uri = g_strdup("testimage");
-    
+
+    nsresult rv;
+
+    PRUint16 type;
+    rv = targetNode->GetNodeType(&type);
+    if (NS_FAILED(rv)) return NS_ERROR_FAILURE;
+
+    nsCOMPtr<nsIDOMHTMLElement> element = do_QueryInterface(targetNode);
+    if ((nsIDOMNode::ELEMENT_NODE == type) && element) {
+        nsString uTag;
+        rv = element->GetLocalName(uTag);
+        if (NS_FAILED(rv)) return NS_ERROR_FAILURE;
+
+        nsCString tag;
+        NS_UTF16ToCString (uTag, NS_CSTRING_ENCODING_UTF8, tag);
+
+        if (g_ascii_strcasecmp (tag.get(), "img") == 0) {
+            nsString img;
+
+            nsCOMPtr <nsIDOMHTMLImageElement> image;
+            image = do_QueryInterface(targetNode, &rv);
+            if (NS_FAILED(rv) || !image) return NS_ERROR_FAILURE;
+
+            rv = image->GetSrc(img);
+            if (NS_FAILED(rv)) return NS_ERROR_FAILURE;
+
+            nsCString cImg;
+            NS_UTF16ToCString (img, NS_CSTRING_ENCODING_UTF8, cImg);
+            event->image_uri = g_strdup(cImg.get());
+        }
+    }
+
     g_signal_emit(browser, signals[MOUSE_CLICK], 0, event, &return_value);
 
     return return_value;
@@ -421,7 +462,7 @@ sugar_browser_scroll_pixels(SugarBrowser *browser,
 	nsCOMPtr<nsIDOMWindow> DOMWindow;
 	webBrowserFocus->GetFocusedWindow (getter_AddRefs(DOMWindow));
 	if (!DOMWindow) {
-		webBrowser->GetContentDOMWindow (getter_AddRefs (DOMWindow));
+		webBrowser->GetContentDOMWindow (getter_AddRefs(DOMWindow));
 	}
 	NS_ENSURE_TRUE (DOMWindow, );