controller move callback and basiccontroller to controller

bzr revid: al@openerp.com-20110715142112-vginop8ms0bgxje5

1 files changed, 132 insertions, 1 deletions

diff --git a/addons/base/static/src/js/controller.js b/addons/base/static/src/js/controller.js
index 0d2fe0a9cc0..aca7c5fe004 100644
--- a/addons/base/static/src/js/controller.js
+++ b/addons/base/static/src/js/controller.js
@@ -71,7 +71,138 @@ openerp.base.controller = function(instance) {
 // todo change john resig class to keep window clean
 instance.base.Class = window.Class
 
-// Controller will move here
+instance.base.callback = function(obj, method) {
+    var callback = function() {
+        var args = Array.prototype.slice.call(arguments);
+        var r;
+        for(var i = 0; i < callback.callback_chain.length; i++)  {
+            var c = callback.callback_chain[i];
+            if(c.unique) {
+                callback.callback_chain.splice(i, 1);
+                i -= 1;
+            }
+            r = c.callback.apply(c.self, c.args.concat(args));
+            // TODO special value to stop the chain
+            // openerp.base.callback_stop
+        }
+        return r;
+    };
+    callback.callback_chain = [];
+    callback.add = function(f) {
+        if(typeof(f) == 'function') {
+            f = { callback: f, args: Array.prototype.slice.call(arguments, 1) };
+        }
+        f.self = f.self || null;
+        f.args = f.args || [];
+        f.unique = !!f.unique;
+        if(f.position == 'last') {
+            callback.callback_chain.push(f);
+        } else {
+            callback.callback_chain.unshift(f);
+        }
+        return callback;
+    };
+    callback.add_first = function(f) {
+        return callback.add.apply(null,arguments);
+    };
+    callback.add_last = function(f) {
+        return callback.add({
+            callback: f,
+            args: Array.prototype.slice.call(arguments, 1),
+            position: "last"
+        });
+    };
+
+    return callback.add({
+        callback: method,
+        self:obj,
+        args:Array.prototype.slice.call(arguments, 2)
+    });
+};
+
+/**
+ * OpenERP Controller
+ */
+instance.base.BasicController = instance.base.Class.extend( /** @lends instance.base.BasicController# */{
+    /**
+     * rpc operations, event binding and callback calling should be done in
+     * start() instead of init so that event can be hooked in between.
+     *
+     *  @constructs
+     */
+    init: function(element_id) {
+        this.element_id = element_id;
+        this.$element = $('#' + element_id);
+        if (element_id) {
+            instance.screen[element_id] = this;
+        }
+
+        // Transform on_* method into openerp.base.callbacks
+        for (var name in this) {
+            if(typeof(this[name]) == "function") {
+                this[name].debug_name = name;
+                // bind ALL function to this not only on_and _do ?
+                if((/^on_|^do_/).test(name)) {
+                    this[name] = instance.base.callback(this, this[name]);
+                }
+            }
+        }
+    },
+    /**
+     * Controller start
+     * event binding, rpc and callback calling required to initialize the
+     * object can happen here
+     *
+     * Returns a promise object letting callers (subclasses and direct callers)
+     * know when this component is done starting
+     *
+     * @returns {jQuery.Deferred}
+     */
+    start: function() {
+        // returns an already fulfilled promise. Maybe we could return nothing?
+        // $.when can take non-deferred and in that case it simply considers
+        // them all as fulfilled promises.
+        // But in thise case we *have* to ensure callers use $.when and don't
+        // try to call deferred methods on this return value.
+        return $.Deferred().done().promise();
+    },
+    stop: function() {
+    },
+    log: function() {
+        var args = Array.prototype.slice.call(arguments);
+        var caller = arguments.callee.caller;
+        // TODO add support for line number using
+        // https://github.com/emwendelin/javascript-stacktrace/blob/master/stacktrace.js
+        // args.unshift("" + caller.debug_name);
+        this.on_log.apply(this,args);
+    },
+    on_log: function() {
+        if(window.openerp.debug || (window.location.search.indexOf('?debug') !== -1)) {
+            var notify = false;
+            var body = false;
+            if(window.console) {
+                console.log(arguments);
+            } else {
+                body = true;
+            }
+            var a = Array.prototype.slice.call(arguments, 0);
+            for(var i = 0; i < a.length; i++) {
+                var v = a[i]==null ? "null" : a[i].toString();
+                if(i==0) {
+                    notify = v.match(/^not/);
+                    body = v.match(/^bod/);
+                }
+                if(body) {
+                    $('<pre></pre>').text(v).appendTo($('body'));
+                }
+                if(notify && this.notification) {
+                    this.notification.notify("Logging:",v);
+                }
+            }
+        }
+
+    }
+});
 
 };