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+/*
+ This file is part of ethereum.js.
+
+ ethereum.js is free software: you can redistribute it and/or modify
+ it under the terms of the GNU Lesser General Public License as published by
+ the Free Software Foundation, either version 3 of the License, or
+ (at your option) any later version.
+
+ ethereum.js is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public License
+ along with ethereum.js. If not, see <http://www.gnu.org/licenses/>.
+*/
+/** @file qt.js
+ * @authors:
+ * Jeffrey Wilcke <jeff@ethdev.com>
+ * Marek Kotewicz <marek@ethdev.com>
+ * @date 2014
+ */
+
+var QtProvider = function() {
+ this.handlers = [];
+
+ var self = this;
+ navigator.qt.onmessage = function (message) {
+ self.handlers.forEach(function (handler) {
+ handler.call(self, JSON.parse(message.data));
+ });
+ };
+};
+
+QtProvider.prototype.send = function(payload) {
+ navigator.qt.postMessage(JSON.stringify(payload));
+};
+
+Object.defineProperty(QtProvider.prototype, "onmessage", {
+ set: function(handler) {
+ this.handlers.push(handler);
+ }
+});
+
+module.exports = QtProvider;