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86 lines
2.2 KiB
JavaScript
86 lines
2.2 KiB
JavaScript
/* -*- Mode: js2; js2-basic-offset: 4; indent-tabs-mode: nil; -*- */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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const Cc = Components.classes;
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const Ci = Components.interfaces;
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const Cr = Components.results;
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const Cu = Components.utils;
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Cu.import("resource://gre/modules/XPCOMUtils.jsm");
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Cu.import("resource://gre/modules/Services.jsm");
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function CapturePicker() {
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this.messageManager = Cc["@mozilla.org/childprocessmessagemanager;1"].getService(Ci.nsISyncMessageSender);
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}
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CapturePicker.prototype = {
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_file: null,
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_mode: -1,
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_result: -1,
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_shown: false,
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_title: "",
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_type: "",
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_window: null,
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//
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// nsICapturePicker
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//
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init: function(aWindow, aTitle, aMode) {
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this._window = aWindow;
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this._title = aTitle;
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this._mode = aMode;
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},
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show: function() {
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if (this._shown)
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throw Cr.NS_ERROR_UNEXPECTED;
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this._shown = true;
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let res = this.messageManager.sendSyncMessage("CapturePicker:Show", { title: this._title, mode: this._mode, type: this._type })[0];
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if (res.value)
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this._file = res.path;
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return (res.value ? Ci.nsICapturePicker.RETURN_OK : Ci.nsICapturePicker.RETURN_CANCEL);
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},
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modeMayBeAvailable: function(aMode) {
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if (aMode != Ci.nsICapturePicker.MODE_STILL)
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return false;
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return true;
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},
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get file() {
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if (this._file) {
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let file = Cc["@mozilla.org/file/local;1"].createInstance(Ci.nsILocalFile);
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file.initWithPath(this._file);
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let utils = this._window.QueryInterface(Ci.nsIInterfaceRequestor).getInterface(Ci.nsIDOMWindowUtils);
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return utils.wrapDOMFile(file);
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} else {
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throw Cr.NS_ERROR_FAILURE;
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}
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},
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get type() {
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return this._type;
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},
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set type(aNewType) {
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if (this._shown)
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throw Cr.NS_ERROR_UNEXPECTED;
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else
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this._type = aNewType;
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},
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// QI
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QueryInterface: XPCOMUtils.generateQI([Ci.nsICapturePicker]),
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// XPCOMUtils factory
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classID: Components.ID("{cb5a47f0-b58c-4fc3-b61a-358ee95f8238}"),
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};
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var components = [ CapturePicker ];
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this.NSGetFactory = XPCOMUtils.generateNSGetFactory(components);
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