gecko/mobile/android/modules/Prompt.jsm

220 lines
4.9 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/. */
"use strict"
let Cc = Components.classes;
let Ci = Components.interfaces;
Components.utils.import("resource://gre/modules/Services.jsm");
this.EXPORTED_SYMBOLS = ["Prompt"];
function log(msg) {
//Services.console.logStringMessage(msg);
}
function Prompt(aOptions) {
this.window = "window" in aOptions ? aOptions.window : null;
this.msg = { async: true };
if (aOptions.priority === 1)
this.msg.type = "Prompt:ShowTop"
else
this.msg.type = "Prompt:Show"
if ("title" in aOptions && aOptions.title != null)
this.msg.title = aOptions.title;
if ("message" in aOptions && aOptions.message != null)
this.msg.text = aOptions.message;
if ("buttons" in aOptions && aOptions.buttons != null)
this.msg.buttons = aOptions.buttons;
if ("hint" in aOptions && aOptions.hint != null)
this.msg.hint = aOptions.hint;
let idService = Cc["@mozilla.org/uuid-generator;1"].getService(Ci.nsIUUIDGenerator);
this.guid = idService.generateUUID().toString();
this.msg.guid = this.guid;
}
Prompt.prototype = {
setHint: function(aHint) {
if (!aHint)
delete this.msg.hint;
else
this.msg.hint = aHint;
return this;
},
addButton: function(aOptions) {
if (!this.msg.buttons)
this.msg.buttons = [];
this.msg.buttons.push(aOptions.label);
return this;
},
_addInput: function(aOptions) {
let obj = aOptions;
if (this[aOptions.type + "_count"] === undefined)
this[aOptions.type + "_count"] = 0;
obj.id = aOptions.id || (aOptions.type + this[aOptions.type + "_count"]);
this[aOptions.type + "_count"]++;
if (!this.msg.inputs)
this.msg.inputs = [];
this.msg.inputs.push(obj);
return this;
},
addCheckbox: function(aOptions) {
return this._addInput({
type: "checkbox",
label: aOptions.label,
checked: aOptions.checked,
id: aOptions.id
});
},
addTextbox: function(aOptions) {
return this._addInput({
type: "textbox",
value: aOptions.value,
hint: aOptions.hint,
autofocus: aOptions.autofocus,
id: aOptions.id
});
},
addNumber: function(aOptions) {
return this._addInput({
type: "number",
value: aOptions.value,
hint: aOptions.hint,
autofocus: aOptions.autofocus,
id: aOptions.id
});
},
addPassword: function(aOptions) {
return this._addInput({
type: "password",
value: aOptions.value,
hint: aOptions.hint,
autofocus: aOptions.autofocus,
id : aOptions.id
});
},
addDatePicker: function(aOptions) {
return this._addInput({
type: aOptions.type || "date",
value: aOptions.value,
id: aOptions.id
});
},
addColorPicker: function(aOptions) {
return this._addInput({
type: "color",
value: aOptions.value,
id: aOptions.id
});
},
addLabel: function(aOptions) {
return this._addInput({
type: "label",
label: aOptions.label,
id: aOptions.id
});
},
addMenulist: function(aOptions) {
return this._addInput({
type: "menulist",
values: aOptions.values,
id: aOptions.id
});
},
addIconGrid: function(aOptions) {
return this._addInput({
type: "icongrid",
items: aOptions.items,
id: aOptions.id
});
},
show: function(callback) {
this.callback = callback;
log("Sending message");
Services.obs.addObserver(this, "Prompt:Reply", false);
this._innerShow();
},
_innerShow: function() {
Services.androidBridge.handleGeckoMessage(JSON.stringify(this.msg));
},
observe: function(aSubject, aTopic, aData) {
log("observe " + aData);
let data = JSON.parse(aData);
if (data.guid != this.guid)
return;
Services.obs.removeObserver(this, "Prompt:Reply", false);
if (this.callback)
this.callback(data);
},
_setListItems: function(aItems) {
let hasSelected = false;
this.msg.listitems = [];
aItems.forEach(function(item) {
let obj = { id: item.id };
obj.label = item.label;
if (item.disabled)
obj.disabled = true;
if (item.selected || hasSelected || this.msg.multiple) {
if (!this.msg.selected) {
this.msg.selected = new Array(this.msg.listitems.length);
hasSelected = true;
}
this.msg.selected[this.msg.listitems.length] = item.selected;
}
if (item.header)
obj.isGroup = true;
if (item.menu)
obj.isParent = true;
if (item.child)
obj.inGroup = true;
this.msg.listitems.push(obj);
}, this);
return this;
},
setSingleChoiceItems: function(aItems) {
return this._setListItems(aItems);
},
setMultiChoiceItems: function(aItems) {
this.msg.multiple = true;
return this._setListItems(aItems);
},
}