forked from mirrors/gecko-dev
6adf9223ce
Differential Revision: https://phabricator.services.mozilla.com/D3730 --HG-- extra : rebase_source : 935f166ec2c6581ba6f3fffe912404e81c8dc3d6 extra : histedit_source : ba701801de5205dcce6cfdccabe7b26aa7c7859c
292 lines
10 KiB
JavaScript
292 lines
10 KiB
JavaScript
/* 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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/**
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* This dialog builds its content based on arguments passed into it.
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* window.arguments[0]:
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* The title of the dialog.
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* window.arguments[1]:
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* The url of the image that appears to the left of the description text
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* window.arguments[2]:
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* The text of the description that will appear above the choices the user
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* can choose from.
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* window.arguments[3]:
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* The text of the label directly above the choices the user can choose from.
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* window.arguments[4]:
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* This is the text to be placed in the label for the checkbox. If no text is
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* passed (ie, it's an empty string), the checkbox will be hidden.
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* window.arguments[5]:
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* The accesskey for the checkbox
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* window.arguments[6]:
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* This is the text that is displayed below the checkbox when it is checked.
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* window.arguments[7]:
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* This is the nsIHandlerInfo that gives us all our precious information.
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* window.arguments[8]:
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* This is the nsIURI that we are being brought up for in the first place.
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* window.arguments[9]:
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* The nsIInterfaceRequestor of the parent window; may be null
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*/
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ChromeUtils.import("resource://gre/modules/SharedPromptUtils.jsm");
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ChromeUtils.import("resource://gre/modules/Services.jsm");
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var dialog = {
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// Member Variables
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_handlerInfo: null,
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_URI: null,
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_itemChoose: null,
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_okButton: null,
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_windowCtxt: null,
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_buttonDisabled: true,
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// Methods
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/**
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* This function initializes the content of the dialog.
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*/
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initialize: function initialize() {
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this._handlerInfo = window.arguments[7].QueryInterface(Ci.nsIHandlerInfo);
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this._URI = window.arguments[8].QueryInterface(Ci.nsIURI);
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this._windowCtxt = window.arguments[9];
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if (this._windowCtxt)
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this._windowCtxt.QueryInterface(Ci.nsIInterfaceRequestor);
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this._itemChoose = document.getElementById("item-choose");
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this._okButton = document.documentElement.getButton("accept");
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var description = {
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image: document.getElementById("description-image"),
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text: document.getElementById("description-text")
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};
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var options = document.getElementById("item-action-text");
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var checkbox = {
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desc: document.getElementById("remember"),
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text: document.getElementById("remember-text")
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};
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// Setting values
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document.title = window.arguments[0];
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description.image.src = window.arguments[1];
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description.text.textContent = window.arguments[2];
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options.value = window.arguments[3];
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checkbox.desc.label = window.arguments[4];
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checkbox.desc.accessKey = window.arguments[5];
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checkbox.text.textContent = window.arguments[6];
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// Hide stuff that needs to be hidden
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if (!checkbox.desc.label)
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checkbox.desc.hidden = true;
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// UI is ready, lets populate our list
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this.populateList();
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this._delayHelper = new EnableDelayHelper({
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disableDialog: () => {
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this._buttonDisabled = true;
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this.updateOKButton();
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},
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enableDialog: () => {
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this._buttonDisabled = false;
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this.updateOKButton();
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},
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focusTarget: window
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});
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},
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/**
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* Populates the list that a user can choose from.
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*/
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populateList: function populateList() {
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var items = document.getElementById("items");
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var possibleHandlers = this._handlerInfo.possibleApplicationHandlers;
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var preferredHandler = this._handlerInfo.preferredApplicationHandler;
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for (let i = possibleHandlers.length - 1; i >= 0; --i) {
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let app = possibleHandlers.queryElementAt(i, Ci.nsIHandlerApp);
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let elm = document.createElement("richlistitem");
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elm.setAttribute("type", "handler");
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elm.setAttribute("name", app.name);
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elm.obj = app;
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if (app instanceof Ci.nsILocalHandlerApp) {
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// See if we have an nsILocalHandlerApp and set the icon
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let uri = Services.io.newFileURI(app.executable);
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elm.setAttribute("image", "moz-icon://" + uri.spec + "?size=32");
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} else if (app instanceof Ci.nsIWebHandlerApp) {
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let uri = Services.io.newURI(app.uriTemplate);
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if (/^https?$/.test(uri.scheme)) {
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// Unfortunately we can't use the favicon service to get the favicon,
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// because the service looks for a record with the exact URL we give
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// it, and users won't have such records for URLs they don't visit,
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// and users won't visit the handler's URL template, they'll only
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// visit URLs derived from that template (i.e. with %s in the template
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// replaced by the URL of the content being handled).
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elm.setAttribute("image", uri.prePath + "/favicon.ico");
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}
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elm.setAttribute("description", uri.prePath);
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} else if (app instanceof Ci.nsIDBusHandlerApp) {
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elm.setAttribute("description", app.method);
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} else if (!(app instanceof Ci.nsIGIOMimeApp)) {
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// We support GIO application handler, but no action required there
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throw "unknown handler type";
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}
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items.insertBefore(elm, this._itemChoose);
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if (preferredHandler && app == preferredHandler)
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this.selectedItem = elm;
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}
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if (this._handlerInfo.hasDefaultHandler) {
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let elm = document.createElement("richlistitem");
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elm.setAttribute("type", "handler");
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elm.id = "os-default-handler";
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elm.setAttribute("name", this._handlerInfo.defaultDescription);
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items.insertBefore(elm, items.firstChild);
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if (this._handlerInfo.preferredAction ==
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Ci.nsIHandlerInfo.useSystemDefault)
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this.selectedItem = elm;
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}
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// Add gio handlers
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if (Cc["@mozilla.org/gio-service;1"]) {
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let gIOSvc = Cc["@mozilla.org/gio-service;1"]
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.getService(Ci.nsIGIOService);
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var gioApps = gIOSvc.getAppsForURIScheme(this._URI.scheme);
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for (let handler of gioApps.enumerate()) {
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// OS handler share the same name, it's most likely the same app, skipping...
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if (handler.name == this._handlerInfo.defaultDescription) {
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continue;
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}
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// Check if the handler is already in possibleHandlers
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let appAlreadyInHandlers = false;
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for (let i = possibleHandlers.length - 1; i >= 0; --i) {
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let app = possibleHandlers.queryElementAt(i, Ci.nsIHandlerApp);
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// nsGIOMimeApp::Equals is able to compare with nsILocalHandlerApp
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if (handler.equals(app)) {
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appAlreadyInHandlers = true;
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break;
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}
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}
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if (!appAlreadyInHandlers) {
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let elm = document.createElement("richlistitem");
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elm.setAttribute("type", "handler");
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elm.setAttribute("name", handler.name);
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elm.obj = handler;
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items.insertBefore(elm, this._itemChoose);
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}
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}
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}
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items.ensureSelectedElementIsVisible();
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},
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/**
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* Brings up a filepicker and allows a user to choose an application.
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*/
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chooseApplication: function chooseApplication() {
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var bundle = document.getElementById("base-strings");
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var title = bundle.getString("choose.application.title");
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var fp = Cc["@mozilla.org/filepicker;1"].createInstance(Ci.nsIFilePicker);
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fp.init(window, title, Ci.nsIFilePicker.modeOpen);
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fp.appendFilters(Ci.nsIFilePicker.filterApps);
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fp.open(rv => {
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if (rv == Ci.nsIFilePicker.returnOK && fp.file) {
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let uri = Services.io.newFileURI(fp.file);
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let handlerApp = Cc["@mozilla.org/uriloader/local-handler-app;1"].
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createInstance(Ci.nsILocalHandlerApp);
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handlerApp.executable = fp.file;
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// if this application is already in the list, select it and don't add it again
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let parent = document.getElementById("items");
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for (let i = 0; i < parent.childNodes.length; ++i) {
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let elm = parent.childNodes[i];
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if (elm.obj instanceof Ci.nsILocalHandlerApp && elm.obj.equals(handlerApp)) {
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parent.selectedItem = elm;
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parent.ensureSelectedElementIsVisible();
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return;
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}
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}
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let elm = document.createElement("richlistitem");
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elm.setAttribute("type", "handler");
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elm.setAttribute("name", fp.file.leafName);
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elm.setAttribute("image", "moz-icon://" + uri.spec + "?size=32");
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elm.obj = handlerApp;
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parent.selectedItem = parent.insertBefore(elm, parent.firstChild);
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parent.ensureSelectedElementIsVisible();
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}
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});
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},
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/**
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* Function called when the OK button is pressed.
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*/
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onAccept: function onAccept() {
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var checkbox = document.getElementById("remember");
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if (!checkbox.hidden) {
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// We need to make sure that the default is properly set now
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if (this.selectedItem.obj) {
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// default OS handler doesn't have this property
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this._handlerInfo.preferredAction = Ci.nsIHandlerInfo.useHelperApp;
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this._handlerInfo.preferredApplicationHandler = this.selectedItem.obj;
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} else
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this._handlerInfo.preferredAction = Ci.nsIHandlerInfo.useSystemDefault;
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}
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this._handlerInfo.alwaysAskBeforeHandling = !checkbox.checked;
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var hs = Cc["@mozilla.org/uriloader/handler-service;1"].
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getService(Ci.nsIHandlerService);
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hs.store(this._handlerInfo);
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this._handlerInfo.launchWithURI(this._URI, this._windowCtxt);
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return true;
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},
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/**
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* Determines if the OK button should be disabled or not
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*/
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updateOKButton: function updateOKButton() {
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this._okButton.disabled = this._itemChoose.selected ||
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this._buttonDisabled;
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},
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/**
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* Updates the UI based on the checkbox being checked or not.
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*/
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onCheck: function onCheck() {
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if (document.getElementById("remember").checked)
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document.getElementById("remember-text").setAttribute("visible", "true");
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else
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document.getElementById("remember-text").removeAttribute("visible");
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},
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/**
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* Function called when the user double clicks on an item of the list
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*/
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onDblClick: function onDblClick() {
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if (this.selectedItem == this._itemChoose)
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this.chooseApplication();
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else
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document.documentElement.acceptDialog();
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},
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// Getters / Setters
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/**
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* Returns/sets the selected element in the richlistbox
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*/
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get selectedItem() {
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return document.getElementById("items").selectedItem;
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},
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set selectedItem(aItem) {
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return document.getElementById("items").selectedItem = aItem;
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}
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};
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