C# WinForm实现自动更新程序之客户端的示例代码

实现代码

//更新程序

namespace AutoUpdate {

static class Program {

/// <summary>

/// The main entry point for the application.

/// </summary>

[STAThread]

static void Main(string[] args) {

if(args.Length != 1) {

return;

}

var arg = args[0].Split("|*|");

if(arg.Length == 0) {

return;

}

string runPath = arg[0];

string procesName = arg[1];

Process[] processes = Process.GetProcesses();

foreach(Process process in processes) {

if(process.ProcessName == procesName) {

process.Kill(true);

}

}

Application.SetHighDpiMode(HighDpiMode.SystemAware);

Application.EnableVisualStyles();

Application.SetCompatibleTextRenderingDefault(false);

Application.Run(new Form_update(runPath));

}

}

}

public static class ImageEx {

/// <summary>

/// 旋转图片

/// </summary>

/// <param name="image"></param>

/// <param name="angle"></param>

/// <returns></returns>

public static Image RotateImage(this Image image, float angle) {

if(image == null)

throw new ArgumentNullException("image");

float dx = image.Width / 2.0f;

float dy = image.Height / 2.0f;

Bitmap rotatedBmp = new Bitmap(image.Width, image.Height);

rotatedBmp.SetResolution(image.HorizontalResolution, image.VerticalResolution);

Graphics g = Graphics.FromImage(rotatedBmp);

g.TranslateTransform(dx, dy);

g.RotateTransform(angle);

g.TranslateTransform(-dx, -dy);

g.DrawImage(image, new PointF(0, 0));

g.Dispose();

return rotatedBmp;

}

}