+78
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+78
-1
lines changed Original file line number Diff line number Diff line change
@@ -0,0 +1,10 @@
1 +
namespace CefSharp.MinimalExample.WinForms
2 +
{
3 +
public class AsyncJavascriptBindingClass
4 +
{
5 +
public double Multiply(double number1, double number2)
6 +
{
7 +
return number1 * number2;
8 +
}
9 +
}
10 +
}
Original file line number Diff line number Diff line change
@@ -0,0 +1,51 @@
1 +
<!DOCTYPE html>
2 + 3 +
<html lang="en" xmlns="http://www.w3.org/1999/xhtml">
4 +
<head>
5 +
<meta charset="utf-8" />
6 +
<title>Async Javascript Binding Example</title>
7 +
</head>
8 +
<body>
9 +
<div>
10 +
<h1>Async Binding Example</h1>
11 +
<h2>Multiply</h2>
12 +
<div>
13 +
<table>
14 +
<thead>
15 +
<tr>
16 +
<td>First Number</td>
17 +
<td>Second Number</td>
18 +
<td>Result</td>
19 +
</tr>
20 +
</thead>
21 +
<tbody>
22 +
<tr>
23 +
<td><input id="firstNumber" type="text" value="4" /></td>
24 +
<td><input id="secondNumber" type="text" value="5" /></td>
25 +
<td><input id="result" type="text" readonly="readonly" /></td>
26 +
</tr>
27 +
<tr>
28 +
<td colspan="3"><input type="button" id="calculate" value="Calculate" /></td>
29 +
</tr>
30 +
</tbody>
31 +
</table>
32 +
</div>
33 +
</div>
34 +
<script type="text/javascript">
35 +
(async function ()
36 +
{
37 +
await CefSharp.BindObjectAsync("boundAsync");
38 + 39 +
document.getElementById('calculate').addEventListener('click', async function ()
40 +
{
41 +
var number1 = parseInt(document.getElementById('firstNumber').value, 10);
42 +
var number2 = parseInt(document.getElementById('secondNumber').value, 10);
43 + 44 +
var result = await boundAsync.multiply(number1, number2);
45 + 46 +
document.getElementById('result').value = result;
47 +
});
48 +
})();
49 +
</script>
50 +
</body>
51 +
</html>
Original file line number Diff line number Diff line change
@@ -3,6 +3,7 @@
3 3
// Use of this source code is governed by a BSD-style license that can be found in the LICENSE file.
4 4 5 5
using System;
6 +
using System.IO;
6 7
using System.Windows.Forms;
7 8
using CefSharp.MinimalExample.WinForms.Controls;
8 9
using CefSharp.WinForms;
@@ -20,10 +21,11 @@ public BrowserForm()
20 21
Text = "CefSharp";
21 22
WindowState = FormWindowState.Maximized;
22 23 23 -
browser = new ChromiumWebBrowser("www.google.com")
24 +
browser = new ChromiumWebBrowser("http://cefsharp.demo/AsyncJavascriptBindingDemo.html")
24 25
{
25 26
Dock = DockStyle.Fill,
26 27
};
28 +
browser.RegisterResourceHandler("http://cefsharp.demo/AsyncJavascriptBindingDemo.html", File.OpenRead("AsyncJavascriptBindingDemo.html"));
27 29
toolStripContainer.ContentPanel.Controls.Add(browser);
28 30 29 31
browser.IsBrowserInitializedChanged += OnIsBrowserInitializedChanged;
@@ -32,6 +34,14 @@ public BrowserForm()
32 34
browser.StatusMessage += OnBrowserStatusMessage;
33 35
browser.TitleChanged += OnBrowserTitleChanged;
34 36
browser.AddressChanged += OnBrowserAddressChanged;
37 +
browser.JavascriptObjectRepository.ResolveObject += (sender, e) =>
38 +
{
39 +
var repo = e.ObjectRepository;
40 +
if (e.ObjectName == "boundAsync")
41 +
{
42 +
repo.Register("boundAsync", new AsyncJavascriptBindingClass(), isAsync: true);
43 +
}
44 +
};
35 45 36 46
var bitness = Environment.Is64BitProcess ? "x64" : "x86";
37 47
var version = String.Format("Chromium: {0}, CEF: {1}, CefSharp: {2}, Environment: {3}", Cef.ChromiumVersion, Cef.CefVersion, Cef.CefSharpVersion, bitness);
@@ -64,6 +64,7 @@
64 64
<Reference Include="System.Windows.Forms" />
65 65
</ItemGroup>
66 66
<ItemGroup>
67 +
<Compile Include="AsyncJavascriptBindingClass.cs" />
67 68
<Compile Include="BrowserForm.cs">
68 69
<SubType>Form</SubType>
69 70
</Compile>
@@ -109,6 +110,11 @@
109 110
<ItemGroup>
110 111
<None Include="Resources\chromium-256.png" />
111 112
</ItemGroup>
113 +
<ItemGroup>
114 +
<Content Include="AsyncJavascriptBindingDemo.html">
115 +
<CopyToOutputDirectory>Always</CopyToOutputDirectory>
116 +
</Content>
117 +
</ItemGroup>
112 118
<Import Project="$(MSBuildToolsPath)\Microsoft.CSharp.targets" />
113 119
<Import Project="..\packages\CefSharp.Common.65.0.1\build\CefSharp.Common.targets" Condition="Exists('..\packages\CefSharp.Common.65.0.1\build\CefSharp.Common.targets')" />
114 120
<Import Project="..\packages\CefSharp.WinForms.65.0.1\build\CefSharp.WinForms.targets" Condition="Exists('..\packages\CefSharp.WinForms.65.0.1\build\CefSharp.WinForms.targets')" />
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