#214 - solve issue of XMLHttpRequest "NS_ERROR_NOT_INITIALISED" XMLHt…

…tpRequest.init function is not available, use a workaround

git-svn-id: https://pyjamas.svn.sourceforge.net/svnroot/pyjamas/trunk@1741 7a2bd370-bda8-463c-979e-2900ccfb811e

examples/slideshow/Slideshow.py

@@ -16,6 +16,7 @@
 from SlideLoader import SlideListLoader
 from pyjamas.Timer import Timer
 from pyjamas.ui.Button import Button
+from pyjamas import DOM
 
 class Slideshow:
 
@@ -67,8 +68,9 @@ def onModuleLoad(self):
         # kludgy way to detect "real" pyjd / pyjs difference.
         # there's a bug in XULRunner nsIXMLHttpRequest which
         # stops it from working (open "NS_ERROR_NOT_INITIALISED")
-        if not hasattr(pyjd, "Browser"):
-            Timer(1, self)
+        #if not hasattr(pyjd, "Browser"):
+        Timer(1000, self)
+        #DOM.buttonClick(self.b.getElement())
 
     def onClick(self, sender):
         self.loadSinks()

library/pyjamas/DOM.py

@@ -43,6 +43,9 @@ def set_listener(item, listener):
     else:
         listeners[hash(item)] = listener
 
+# ugh, *spew*, *hurl* http://code.google.com/p/pyjamas/issues/detail?id=213
+hack_timer_workaround_bug_button = None
+
 def init():
 
     mf = get_main_frame()

library/pyjamas/HTTPRequest.py

@@ -107,7 +107,6 @@ def asyncPostImpl(self, user, pwd, url, postData, handler,
         else:
             # EEK!  xmlhttprequest.open in xpcom is a miserable bastard.
             #xmlHttp.open("POST", url, True, '', '')
-            print xmlHttp.open, dir(xmlHttp.open)
             print url, xmlHttp.open("POST", url)
         xmlHttp.setRequestHeader("Content-Type", content_type)
         xmlHttp.setRequestHeader("Content-Length", str(len(postData)))

library/pyjamas/platform/DOMhulahop.py

@@ -5,3 +5,23 @@ def getAbsoluteLeft(elem):
 def getAbsoluteTop(elem):
     top = elem.getBoundingClientRect().top
     return top + elem.ownerDocument.body.scrollTop
+
+def init():
+
+    mf = get_main_frame()
+    mf._addWindowEventListener("click", browser_event_cb)
+    mf._addWindowEventListener("change", browser_event_cb)
+    mf._addWindowEventListener("mouseout", browser_event_cb)
+    mf._addWindowEventListener("mousedown", browser_event_cb)
+    mf._addWindowEventListener("mouseup", browser_event_cb)
+    mf._addWindowEventListener("resize", browser_event_cb)
+    mf._addWindowEventListener("keyup", browser_event_cb)
+    mf._addWindowEventListener("keydown", browser_event_cb)
+    mf._addWindowEventListener("keypress", browser_event_cb)
+
+    cb = get_main_frame()._timer_callback_workaround
+    global hack_timer_workaround_bug_button
+    mf._hack_timer_workaround_bug_button = createButton()
+    mf.addEventListener(mf._hack_timer_workaround_bug_button, "click", cb)
+
+

pyjd/hula.py

@@ -156,6 +156,22 @@ def _loading(self, progress_listener, progress):
         pass
         #print "loading", progress, self.getDomWindow().location.href
 
+    def _trigger_fake_button(self):
+        doc = self.getDomDocument()
+        wnd = self.getDomWindow()
+        element = self._hack_timer_workaround_bug_button
+        evt = doc.createEvent('MouseEvents')
+        evt.initMouseEvent("click", True, True, wnd, 1, 0, 0, 0, 0, False,
+                                    False, False, False, 0, element)
+        element.dispatchEvent(evt)
+
+    def _timer_callback_workaround(self, *args):
+
+        global timer_q
+        while timer_q:
+            fn = timer_q.pop()
+            fn()
+
 def is_loaded():
     return wv.already_initialised
 
@@ -164,6 +180,10 @@ def is_loaded():
 
 def add_timer_queue(fn):
     timer_q.append(fn)
+    wv._trigger_fake_button()
+
+    #DOM.buttonClick(self.b.getElement())
+
     # hope and pray that an event occurs!
     #event = gtk.gdk.new()
     #gtk.gdk.push(event)
@@ -172,18 +192,18 @@ def run(one_event=False, block=True):
     if one_event:
         if block or gtk.events_pending():
             gtk.main_iteration()
+            sys.stdout.flush()
     else:
         while 1:
             gtk.main_iteration()
-
-            if timer_q:
-                fn = timer_q.pop()
-                fn()
+            sys.stdout.flush()
 
         #gtk.main()
 
 def setup(application, appdir=None, width=800, height=600):
 
+    gtk.gdk.threads_init()
+
     win = gtk.Window(gtk.WINDOW_TOPLEVEL)
     win.set_size_request(width, height)
     win.connect('destroy', gtk.main_quit)
@@ -198,7 +218,7 @@ def setup(application, appdir=None, width=800, height=600):
     wv.load_app()
 
     while 1:
-        if is_loaded():
+        if is_loaded() and not gtk.events_pending():
             return
         run(one_event=True)