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// Copyright 2010 The Closure Library Authors. All Rights Reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS-IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
/// Clipboard button user control.
/// <author>nicksantos@google.com (Nick Santos)</author>
using System;
using System.Collections.Generic;
using System.Linq;
using System.Net;
using System.Windows;
using System.Windows.Browser;
using System.Windows.Controls;
using System.Windows.Documents;
using System.Windows.Input;
using System.Windows.Media;
using System.Windows.Media.Animation;
using System.Windows.Shapes;
namespace ClosureLibrary {
public enum ClipboardButtonType {
COPY = 1,
PASTE = 2
}
public partial class ClipboardButton : UserControl {
private readonly ClipboardButtonType buttonType;
private readonly string callbackName;
/// <param name="buttonType">
/// The clipboard event that the button will fire.
/// </param>
/// <param name="callbackName">
/// The name of a callback into JS. If it's a Paste, it
/// should be a function(string): void that accepts the clipboard contents.
/// If it's a Copy, it should be a function(): string that returns
/// the content to put on the clipboard.
/// </param>
/// <param name="buttonProperties">
/// Other properties for the button, like Content.
/// </param>
public ClipboardButton(ClipboardButtonType buttonType, string callbackName,
IDictionary<string, string> buttonProperties) {
this.buttonType = buttonType;
this.callbackName = callbackName;
InitializeComponent();
if (buttonProperties.Keys.Contains("Content")) {
button.Content = buttonProperties["Content"];
}
}
public void onClick(object sender, EventArgs e) {
// TODO(nicksantos): What happens if the user denies clipboard access?
if (buttonType == ClipboardButtonType.COPY) {
Clipboard.SetText(HtmlPage.Window.Invoke(callbackName).ToString());
} else {
HtmlPage.Window.Invoke(callbackName, Clipboard.GetText());
}
}
}
}
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