зеркало из https://github.com/mozilla/gecko-dev.git
266 строки
9.2 KiB
JavaScript
266 строки
9.2 KiB
JavaScript
/* This Source Code Form is subject to the terms of the Mozilla Public
|
|
* License, v. 2.0. If a copy of the MPL was not distributed with this
|
|
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
|
|
|
|
/**
|
|
* This dialog builds its content based on arguments passed into it.
|
|
* window.arguments[0]:
|
|
* The title of the dialog.
|
|
* window.arguments[1]:
|
|
* The url of the image that appears to the left of the description text
|
|
* window.arguments[2]:
|
|
* The text of the description that will appear above the choices the user
|
|
* can choose from.
|
|
* window.arguments[3]:
|
|
* The text of the label directly above the choices the user can choose from.
|
|
* window.arguments[4]:
|
|
* This is the text to be placed in the label for the checkbox. If no text is
|
|
* passed (ie, it's an empty string), the checkbox will be hidden.
|
|
* window.arguments[5]:
|
|
* The accesskey for the checkbox
|
|
* window.arguments[6]:
|
|
* This is the text that is displayed below the checkbox when it is checked.
|
|
* window.arguments[7]:
|
|
* This is the nsIHandlerInfo that gives us all our precious information.
|
|
* window.arguments[8]:
|
|
* This is the nsIURI that we are being brought up for in the first place.
|
|
* window.arguments[9]:
|
|
* The nsIInterfaceRequestor of the parent window; may be null
|
|
*/
|
|
|
|
const Cc = Components.classes;
|
|
const Ci = Components.interfaces;
|
|
const Cr = Components.results;
|
|
|
|
var dialog = {
|
|
//////////////////////////////////////////////////////////////////////////////
|
|
//// Member Variables
|
|
|
|
_handlerInfo: null,
|
|
_URI: null,
|
|
_itemChoose: null,
|
|
_okButton: null,
|
|
_windowCtxt: null,
|
|
|
|
//////////////////////////////////////////////////////////////////////////////
|
|
//// Methods
|
|
|
|
/**
|
|
* This function initializes the content of the dialog.
|
|
*/
|
|
initialize: function initialize()
|
|
{
|
|
this._handlerInfo = window.arguments[7].QueryInterface(Ci.nsIHandlerInfo);
|
|
this._URI = window.arguments[8].QueryInterface(Ci.nsIURI);
|
|
this._windowCtxt = window.arguments[9];
|
|
if (this._windowCtxt)
|
|
this._windowCtxt.QueryInterface(Ci.nsIInterfaceRequestor);
|
|
this._itemChoose = document.getElementById("item-choose");
|
|
this._okButton = document.documentElement.getButton("accept");
|
|
|
|
this.updateOKButton();
|
|
|
|
var description = {
|
|
image: document.getElementById("description-image"),
|
|
text: document.getElementById("description-text")
|
|
};
|
|
var options = document.getElementById("item-action-text");
|
|
var checkbox = {
|
|
desc: document.getElementById("remember"),
|
|
text: document.getElementById("remember-text")
|
|
};
|
|
|
|
// Setting values
|
|
document.title = window.arguments[0];
|
|
description.image.src = window.arguments[1];
|
|
description.text.textContent = window.arguments[2];
|
|
options.value = window.arguments[3];
|
|
checkbox.desc.label = window.arguments[4];
|
|
checkbox.desc.accessKey = window.arguments[5];
|
|
checkbox.text.textContent = window.arguments[6];
|
|
|
|
// Hide stuff that needs to be hidden
|
|
if (!checkbox.desc.label)
|
|
checkbox.desc.hidden = true;
|
|
|
|
// UI is ready, lets populate our list
|
|
this.populateList();
|
|
},
|
|
|
|
/**
|
|
* Populates the list that a user can choose from.
|
|
*/
|
|
populateList: function populateList()
|
|
{
|
|
var items = document.getElementById("items");
|
|
var possibleHandlers = this._handlerInfo.possibleApplicationHandlers;
|
|
var preferredHandler = this._handlerInfo.preferredApplicationHandler;
|
|
var ios = Cc["@mozilla.org/network/io-service;1"].
|
|
getService(Ci.nsIIOService);
|
|
for (let i = possibleHandlers.length - 1; i >= 0; --i) {
|
|
let app = possibleHandlers.queryElementAt(i, Ci.nsIHandlerApp);
|
|
let elm = document.createElement("richlistitem");
|
|
elm.setAttribute("type", "handler");
|
|
elm.setAttribute("name", app.name);
|
|
elm.obj = app;
|
|
|
|
if (app instanceof Ci.nsILocalHandlerApp) {
|
|
// See if we have an nsILocalHandlerApp and set the icon
|
|
let uri = ios.newFileURI(app.executable);
|
|
elm.setAttribute("image", "moz-icon://" + uri.spec + "?size=32");
|
|
}
|
|
else if (app instanceof Ci.nsIWebHandlerApp) {
|
|
let uri = ios.newURI(app.uriTemplate, null, null);
|
|
if (/^https?/.test(uri.scheme)) {
|
|
// Unfortunately we can't use the favicon service to get the favicon,
|
|
// because the service looks for a record with the exact URL we give
|
|
// it, and users won't have such records for URLs they don't visit,
|
|
// and users won't visit the handler's URL template, they'll only
|
|
// visit URLs derived from that template (i.e. with %s in the template
|
|
// replaced by the URL of the content being handled).
|
|
elm.setAttribute("image", uri.prePath + "/favicon.ico");
|
|
}
|
|
elm.setAttribute("description", uri.prePath);
|
|
}
|
|
else if (app instanceof Ci.nsIDBusHandlerApp){
|
|
elm.setAttribute("description", app.method);
|
|
}
|
|
else
|
|
throw "unknown handler type";
|
|
|
|
items.insertBefore(elm, this._itemChoose);
|
|
if (preferredHandler && app == preferredHandler)
|
|
this.selectedItem = elm;
|
|
}
|
|
|
|
if (this._handlerInfo.hasDefaultHandler) {
|
|
let elm = document.createElement("richlistitem");
|
|
elm.setAttribute("type", "handler");
|
|
elm.id = "os-default-handler";
|
|
elm.setAttribute("name", this._handlerInfo.defaultDescription);
|
|
|
|
items.insertBefore(elm, items.firstChild);
|
|
if (this._handlerInfo.preferredAction ==
|
|
Ci.nsIHandlerInfo.useSystemDefault)
|
|
this.selectedItem = elm;
|
|
}
|
|
items.ensureSelectedElementIsVisible();
|
|
},
|
|
|
|
/**
|
|
* Brings up a filepicker and allows a user to choose an application.
|
|
*/
|
|
chooseApplication: function chooseApplication()
|
|
{
|
|
var bundle = document.getElementById("base-strings");
|
|
var title = bundle.getString("choose.application.title");
|
|
|
|
var fp = Cc["@mozilla.org/filepicker;1"].createInstance(Ci.nsIFilePicker);
|
|
fp.init(window, title, Ci.nsIFilePicker.modeOpen);
|
|
fp.appendFilters(Ci.nsIFilePicker.filterApps);
|
|
|
|
if (fp.show() == Ci.nsIFilePicker.returnOK && fp.file) {
|
|
let uri = Cc["@mozilla.org/network/util;1"].
|
|
getService(Ci.nsIIOService).
|
|
newFileURI(fp.file);
|
|
|
|
let handlerApp = Cc["@mozilla.org/uriloader/local-handler-app;1"].
|
|
createInstance(Ci.nsILocalHandlerApp);
|
|
handlerApp.executable = fp.file;
|
|
|
|
// if this application is already in the list, select it and don't add it again
|
|
let parent = document.getElementById("items");
|
|
for (let i = 0; i < parent.childNodes.length; ++i) {
|
|
let elm = parent.childNodes[i];
|
|
if (elm.obj instanceof Ci.nsILocalHandlerApp && elm.obj.equals(handlerApp)) {
|
|
parent.selectedItem = elm;
|
|
parent.ensureSelectedElementIsVisible();
|
|
return;
|
|
}
|
|
}
|
|
|
|
let elm = document.createElement("richlistitem");
|
|
elm.setAttribute("type", "handler");
|
|
elm.setAttribute("name", fp.file.leafName);
|
|
elm.setAttribute("image", "moz-icon://" + uri.spec + "?size=32");
|
|
elm.obj = handlerApp;
|
|
|
|
parent.selectedItem = parent.insertBefore(elm, parent.firstChild);
|
|
parent.ensureSelectedElementIsVisible();
|
|
}
|
|
},
|
|
|
|
/**
|
|
* Function called when the OK button is pressed.
|
|
*/
|
|
onAccept: function onAccept()
|
|
{
|
|
var checkbox = document.getElementById("remember");
|
|
if (!checkbox.hidden) {
|
|
// We need to make sure that the default is properly set now
|
|
if (this.selectedItem.obj) {
|
|
// default OS handler doesn't have this property
|
|
this._handlerInfo.preferredAction = Ci.nsIHandlerInfo.useHelperApp;
|
|
this._handlerInfo.preferredApplicationHandler = this.selectedItem.obj;
|
|
}
|
|
else
|
|
this._handlerInfo.preferredAction = Ci.nsIHandlerInfo.useSystemDefault;
|
|
}
|
|
this._handlerInfo.alwaysAskBeforeHandling = !checkbox.checked;
|
|
|
|
var hs = Cc["@mozilla.org/uriloader/handler-service;1"].
|
|
getService(Ci.nsIHandlerService);
|
|
hs.store(this._handlerInfo);
|
|
|
|
this._handlerInfo.launchWithURI(this._URI, this._windowCtxt);
|
|
|
|
return true;
|
|
},
|
|
|
|
/**
|
|
* Determines if the OK button should be disabled or not
|
|
*/
|
|
updateOKButton: function updateOKButton()
|
|
{
|
|
this._okButton.disabled = this._itemChoose.selected;
|
|
},
|
|
|
|
/**
|
|
* Updates the UI based on the checkbox being checked or not.
|
|
*/
|
|
onCheck: function onCheck()
|
|
{
|
|
if (document.getElementById("remember").checked)
|
|
document.getElementById("remember-text").setAttribute("visible", "true");
|
|
else
|
|
document.getElementById("remember-text").removeAttribute("visible");
|
|
},
|
|
|
|
/**
|
|
* Function called when the user double clicks on an item of the list
|
|
*/
|
|
onDblClick: function onDblClick()
|
|
{
|
|
if (this.selectedItem == this._itemChoose)
|
|
this.chooseApplication();
|
|
else
|
|
document.documentElement.acceptDialog();
|
|
},
|
|
|
|
/////////////////////////////////////////////////////////////////////////////
|
|
//// Getters / Setters
|
|
|
|
/**
|
|
* Returns/sets the selected element in the richlistbox
|
|
*/
|
|
get selectedItem()
|
|
{
|
|
return document.getElementById("items").selectedItem;
|
|
},
|
|
set selectedItem(aItem)
|
|
{
|
|
return document.getElementById("items").selectedItem = aItem;
|
|
}
|
|
|
|
};
|