From 753ca2800d0efb975d0ccd6450102d566941550c Mon Sep 17 00:00:00 2001
From: keis <keijser@gmail.com>
Date: Fri, 29 Apr 2011 20:29:14 +0200
Subject: add focus and blur events from DOM

---
 src/callbacks.c | 26 ++++++++++++++++++++++++++
 src/callbacks.h | 10 ++++++++++
 src/events.c    |  4 +++-
 src/events.h    |  1 +
 src/uzbl-core.c |  1 +
 5 files changed, 41 insertions(+), 1 deletion(-)

diff --git a/src/callbacks.c b/src/callbacks.c
index 6821700..c956f1b 100644
--- a/src/callbacks.c
+++ b/src/callbacks.c
@@ -1062,4 +1062,30 @@ populate_popup_cb(WebKitWebView *v, GtkMenu *m, void *c) {
     }
 }
 
+void
+window_object_cleared_cb(WebKitWebView *webview, WebKitWebFrame *frame,
+    JSGlobalContextRef *context, JSObjectRef *object) {
+    // Take this opportunity to set some callbacks on the DOM
+    WebKitDOMDocument *document = webkit_web_view_get_dom_document (webview);
+    webkit_dom_event_target_add_event_listener (WEBKIT_DOM_EVENT_TARGET (document),
+        "focus", G_CALLBACK(dom_focus_cb), TRUE, NULL);
+    webkit_dom_event_target_add_event_listener (WEBKIT_DOM_EVENT_TARGET (document),
+        "blur", G_CALLBACK(dom_focus_cb), TRUE, NULL);
+}
+
+void
+dom_focus_cb(WebKitDOMEventTarget *target, WebKitDOMEvent *event, gpointer user_data) {
+    WebKitDOMEventTarget *etarget = webkit_dom_event_get_target (event);
+    gchar* name = webkit_dom_node_get_node_name (WEBKIT_DOM_NODE (etarget));
+    send_event (FOCUS_ELEMENT, NULL, TYPE_STR, name, NULL);
+}
+
+void
+dom_blur_cb(WebKitDOMEventTarget *target, WebKitDOMEvent *event, gpointer user_data) {
+    WebKitDOMEventTarget *etarget = webkit_dom_event_get_target (event);
+    gchar* name = webkit_dom_node_get_node_name (WEBKIT_DOM_NODE (etarget));
+    send_event (BLUR_ELEMENT, NULL, TYPE_STR, name, NULL);
+}
+
+
 /* vi: set et ts=4: */
diff --git a/src/callbacks.h b/src/callbacks.h
index d34b9fa..834ed65 100644
--- a/src/callbacks.h
+++ b/src/callbacks.h
@@ -222,3 +222,13 @@ scroll_vert_cb(GtkAdjustment *adjust, void *w);
 
 gboolean
 scroll_horiz_cb(GtkAdjustment *adjust, void *w);
+
+void
+window_object_cleared_cb(WebKitWebView *webview, WebKitWebFrame *frame,
+	JSGlobalContextRef *context, JSObjectRef *object);
+
+void
+dom_focus_cb(WebKitDOMEventTarget *target, WebKitDOMEvent *event, gpointer user_data);
+
+void
+dom_blur_cb(WebKitDOMEventTarget *target, WebKitDOMEvent *event, gpointer user_data);
diff --git a/src/events.c b/src/events.c
index 62d6414..05c3da6 100644
--- a/src/events.c
+++ b/src/events.c
@@ -54,7 +54,9 @@ const char *event_table[LAST_EVENT] = {
      "DOWNLOAD_PROGRESS",
      "DOWNLOAD_COMPLETE",
      "ADD_COOKIE"       ,
-     "DELETE_COOKIE"
+     "DELETE_COOKIE"    ,
+     "FOCUS_ELEMENT"    ,
+     "BLUR_ELEMENT"
 };
 
 void
diff --git a/src/events.h b/src/events.h
index 0c40206..60ea8df 100644
--- a/src/events.h
+++ b/src/events.h
@@ -25,6 +25,7 @@ enum event_type {
     PTR_MOVE, SCROLL_VERT, SCROLL_HORIZ,
     DOWNLOAD_STARTED, DOWNLOAD_PROGRESS, DOWNLOAD_COMPLETE,
     ADD_COOKIE, DELETE_COOKIE,
+    FOCUS_ELEMENT, BLUR_ELEMENT,
 
     /* must be last entry */
     LAST_EVENT
diff --git a/src/uzbl-core.c b/src/uzbl-core.c
index e461a4c..118c6da 100644
--- a/src/uzbl-core.c
+++ b/src/uzbl-core.c
@@ -1479,6 +1479,7 @@ create_scrolled_win() {
       "signal::populate-popup",                       (GCallback)populate_popup_cb,       NULL,
       "signal::focus-in-event",                       (GCallback)focus_cb,                NULL,
       "signal::focus-out-event",                      (GCallback)focus_cb,                NULL,
+      "signal::window-object-cleared",                (GCallback)window_object_cleared_cb,NULL,
       NULL);
 }
 
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