First commit

orun/extjs/__init__.py

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+
+from orun import js
+from orun.js import client
+from . import base as Ext
+from .base import *

orun/extjs/app.html

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+<html>
+<head>
+    <meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
+    <title>%s</title>
+    <script src="http://cdn.sencha.com/ext/gpl/4.2.0/ext-all.js"></script>
+    <link rel="stylesheet" href="http://cdn.sencha.com/ext/gpl/4.2.0/resources/ext-theme-classic/ext-theme-classic-all.css">
+    <script>
+    Ext.onReady(function () {
+    	%s
+    });
+    </script>
+</head>
+<body></body>
+</html>

orun/extjs/base.py

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+
+import json
+from . import js
+
+__all__ = ['create', 'createByAlias', 'Component']
+
+def js_ajax(fn):
+    i = id(fn)
+    js.live_methods[i] = fn
+    return js.client.Ext.Ajax.request({'url': js.AJAX_URL, 'method': 'GET', 'params': {'fn': i, 'id': js.client.this.id}, 'success': js.function('eval(arguments[0].responseText);')})
+
+js.js_ajax = js_ajax
+
+def _create(meth, name, args):
+    #args['pyLive'] = True : TODO
+    obj = Component(**args)
+    js.write('var %s = Ext.create("%s", %s);' % (obj._id, name, str(obj)))
+    return obj
+
+def create(name, args={}):
+    return _create('create', name, args)
+
+def createByAlias(alias, args={}):
+    return _create('createByAlias', alias, args)
+
+def get(id):
+    return js.JsNode('Ext.get("%s")' % id)
+
+def getCmp(id):
+    return js.JsNode('Ext.getCmp("%s")' % id)
+
+class Component(js.JsObject):
+    def __init__(self, *args, **kwargs):
+        super(Component, self).__init__(*args, **kwargs)
+        
+    def _update(self, config):
+        def get_obj(value):
+            if isinstance(value, dict):
+                return Component(**v)
+            elif isinstance(value, (list, tuple)):
+                return [get_obj(v) for v in value]
+            else:
+                return value
+        cfg = {}
+        for k, v in config.items():
+            cfg[k] = get_obj(v)
+        super(Component, self).update(cfg)
+        
+    def down(self, item):
+        pass
+    
+    def up(self, item):
+        pass
+    
+    def __str__(self):
+        return json.dumps(self._js, default=js._encoder)

orun/extjs/cp.py

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+
+import os
+from orun.extjs import *
+from orun.servers import cp
+
+class ExtApplication(cp.Application):
+    def index(self, *args, **kwargs):
+        f = open(os.path.join(os.path.dirname(__file__), 'app.html')).read()
+        self.main()
+        return f % (self.title, str(js.js_manager))
+    index.exposed = True
+    
+    def ajax_callback(self, *args, **kwargs):
+        fn = kwargs.pop('fn')
+        if fn:
+            fn = js.live_methods[int(fn)]
+            fn(*args, **kwargs)
+        return str(js.js_manager)
+    ajax_callback.exposed = True
+    
+if __name__ == '__main__':
+    app = ExtApplication('Orun (ExtJS Application)')
+    app.run()