зеркало из https://github.com/mozilla/gecko-dev.git
216 строки
6.4 KiB
JavaScript
216 строки
6.4 KiB
JavaScript
# -*- Mode: Java; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
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#
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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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function AppPicker() {};
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var g_dialog = null;
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AppPicker.prototype =
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{
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// Class members
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_incomingParams:null,
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/**
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* Init the dialog and populate the application list
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*/
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appPickerLoad: function appPickerLoad() {
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const nsILocalHandlerApp = Components.interfaces.nsILocalHandlerApp;
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this._incomingParams = window.arguments[0];
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this._incomingParams.handlerApp = null;
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document.title = this._incomingParams.title;
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// Header creation - at the very least, we must have
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// a mime type:
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//
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// (icon) Zip File
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// (icon) filename
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//
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// (icon) Web Feed
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// (icon) mime/type
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//
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// (icon) mime/type
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// (icon)
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var mimeInfo = this._incomingParams.mimeInfo;
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var filename = this._incomingParams.filename;
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if (!filename) {
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filename = mimeInfo.MIMEType;
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}
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var description = this._incomingParams.description;
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if (!description) {
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description = filename;
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filename = "";
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}
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// Setup the dialog header information
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document.getElementById("content-description").setAttribute("value",
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description);
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document.getElementById("suggested-filename").setAttribute("value",
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filename);
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document.getElementById("content-icon").setAttribute("src",
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"moz-icon://" + filename + "?size=32&contentType=" +
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mimeInfo.MIMEType);
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// Grab a list of nsILocalHandlerApp application helpers to list
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var fileList = mimeInfo.possibleLocalHandlers;
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var list = document.getElementById("app-picker-listbox");
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var primaryCount = 0;
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if (!fileList || fileList.length == 0) {
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// display a message saying nothing is configured
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document.getElementById("app-picker-notfound").removeAttribute("hidden");
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return;
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}
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for (var idx = 0; idx < fileList.length; idx++) {
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var file = fileList.queryElementAt(idx, nsILocalHandlerApp);
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try {
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if (!file.executable || !file.executable.isFile())
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continue;
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} catch (err) {
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continue;
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}
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var item = document.createElement("listitem");
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item.className = "listitem-iconic";
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item.handlerApp = file;
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item.setAttribute("label", this.getFileDisplayName(file.executable));
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item.setAttribute("image", this.getFileIconURL(file.executable));
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list.appendChild(item);
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primaryCount++;
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}
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if ( primaryCount == 0 ) {
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// display a message saying nothing is configured
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document.getElementById("app-picker-notfound").removeAttribute("hidden");
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}
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},
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/**
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* Retrieve the moz-icon for the app
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*/
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getFileIconURL: function getFileIconURL(file) {
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var ios = Components.classes["@mozilla.org/network/io-service;1"].
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getService(Components.interfaces.nsIIOService);
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if (!ios) return "";
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const nsIFileProtocolHandler =
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Components.interfaces.nsIFileProtocolHandler;
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var fph = ios.getProtocolHandler("file")
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.QueryInterface(nsIFileProtocolHandler);
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if (!fph) return "";
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var urlSpec = fph.getURLSpecFromFile(file);
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return "moz-icon://" + urlSpec + "?size=32";
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},
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/**
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* Retrieve the pretty description from the file
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*/
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getFileDisplayName: function getFileDisplayName(file) {
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#ifdef XP_WIN
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if (file instanceof Components.interfaces.nsILocalFileWin) {
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try {
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return file.getVersionInfoField("FileDescription");
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} catch (e) {}
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}
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#endif
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#ifdef XP_MACOSX
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if (file instanceof Components.interfaces.nsILocalFileMac) {
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try {
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return file.bundleDisplayName;
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} catch (e) {}
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}
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#endif
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return file.leafName;
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},
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/**
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* Double click accepts an app
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*/
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appDoubleClick: function appDoubleClick() {
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var list = document.getElementById("app-picker-listbox");
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var selItem = list.selectedItem;
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if (!selItem) {
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this._incomingParams.handlerApp = null;
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return true;
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}
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this._incomingParams.handlerApp = selItem.handlerApp;
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window.close();
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return true;
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},
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appPickerOK: function appPickerOK() {
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if (this._incomingParams.handlerApp) return true;
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var list = document.getElementById("app-picker-listbox");
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var selItem = list.selectedItem;
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if (!selItem) {
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this._incomingParams.handlerApp = null;
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return true;
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}
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this._incomingParams.handlerApp = selItem.handlerApp;
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return true;
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},
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appPickerCancel: function appPickerCancel() {
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this._incomingParams.handlerApp = null;
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return true;
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},
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/**
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* User browse for an app.
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*/
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appPickerBrowse: function appPickerBrowse() {
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var nsIFilePicker = Components.interfaces.nsIFilePicker;
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var fp = Components.classes["@mozilla.org/filepicker;1"].
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createInstance(nsIFilePicker);
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fp.init(window, this._incomingParams.title, nsIFilePicker.modeOpen);
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fp.appendFilters(nsIFilePicker.filterApps);
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var fileLoc = Components.classes["@mozilla.org/file/directory_service;1"]
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.getService(Components.interfaces.nsIProperties);
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var startLocation;
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#ifdef XP_WIN
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startLocation = "ProgF"; // Program Files
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#else
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#ifdef XP_MACOSX
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startLocation = "LocApp"; // Local Applications
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#else
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startLocation = "Home";
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#endif
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#endif
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fp.displayDirectory =
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fileLoc.get(startLocation, Components.interfaces.nsILocalFile);
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if (fp.show() == nsIFilePicker.returnOK && fp.file) {
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var localHandlerApp =
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Components.classes["@mozilla.org/uriloader/local-handler-app;1"].
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createInstance(Components.interfaces.nsILocalHandlerApp);
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localHandlerApp.executable = fp.file;
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this._incomingParams.handlerApp = localHandlerApp;
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window.close();
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}
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return true;
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}
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}
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// Global object
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var g_dialog = new AppPicker();
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