标签：截图 桌面 C# System Windows button1 Form1 pictureBox1 new
代码
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public partial class Form1 : Form
{
public Form1()
{
InitializeComponent();
}
[DllImport("user32.dll", EntryPoint = "GetSystemMetrics")]
private static extern int GetSystemMetrics(int mVal);
private void button1_Click(object sender, EventArgs e)
{
Bitmap _Source = new Bitmap(GetSystemMetrics(0), GetSystemMetrics(1));
using (Graphics g = Graphics.FromImage(_Source))
{
g.CopyFromScreen(0, 0, 0, 0, _Source.Size);
g.Dispose();
}
pictureBox1.Image = _Source;
}
}
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partial class Form1
{
/// <summary>
/// 必需的设计器变量。
/// </summary>
private System.ComponentModel.IContainer components = null;
/// <summary>
/// 清理所有正在使用的资源。
/// </summary>
/// <param name="disposing">如果应释放托管资源，为 true；否则为 false。</param>
protected override void Dispose(bool disposing)
{
if (disposing && (components != null))
{
components.Dispose();
}
base.Dispose(disposing);
}
#region Windows 窗体设计器生成的代码
/// <summary>
/// 设计器支持所需的方法 - 不要
/// 使用代码编辑器修改此方法的内容。
/// </summary>
private void InitializeComponent()
{
this.button1 = new System.Windows.Forms.Button();
this.pictureBox1 = new System.Windows.Forms.PictureBox();
((System.ComponentModel.ISupportInitialize)(this.pictureBox1)).BeginInit();
this.SuspendLayout();
this.button1.Location = new System.Drawing.Point(24, 12);
this.button1.Name = "button1";
this.button1.Size = new System.Drawing.Size(75, 23);
this.button1.TabIndex = 0;
this.button1.Text = "抓取桌面";
this.button1.UseVisualStyleBackColor = true;
this.button1.Click += new System.EventHandler(this.button1_Click);
this.pictureBox1.Location = new System.Drawing.Point(105, 12);
this.pictureBox1.Name = "pictureBox1";
this.pictureBox1.Size = new System.Drawing.Size(515, 306);
this.pictureBox1.SizeMode = System.Windows.Forms.PictureBoxSizeMode.Zoom;
this.pictureBox1.TabIndex = 1;
this.pictureBox1.TabStop = false;
this.AutoScaleDimensions = new System.Drawing.SizeF(6F, 12F);
this.AutoScaleMode = System.Windows.Forms.AutoScaleMode.Font;
this.ClientSize = new System.Drawing.Size(648, 330);
this.Controls.Add(this.pictureBox1);
this.Controls.Add(this.button1);
this.Name = "Form1";
this.Text = "Form1";
((System.ComponentModel.ISupportInitialize)(this.pictureBox1)).EndInit();
this.ResumeLayout(false);
}
#endregion
private System.Windows.Forms.Button button1;
private System.Windows.Forms.PictureBox pictureBox1;
}
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public partial class Form1 : Form
{
public Form1()
{
InitializeComponent();
}
private void Form1_Load(object sender, EventArgs e)
{
}
private void button1_Click(object sender, EventArgs e)
{
Image memory = new Bitmap(300,200);
Graphics g = Graphics.FromImage(memory);
g.CopyFromScreen(0,0, 0, 0, new Size(300,200));
pictureBox1.Image = memory;
}
}
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partial class Form1
{
/// <summary>
/// 必需的设计器变量。
/// </summary>
private System.ComponentModel.IContainer components = null;
/// <summary>
/// 清理所有正在使用的资源。
/// </summary>
/// <param name="disposing">如果应释放托管资源，为 true；否则为 false。</param>
protected override void Dispose(bool disposing)
{
if (disposing && (components != null))
{
components.Dispose();
}
base.Dispose(disposing);
}
#region Windows 窗体设计器生成的代码
/// <summary>
/// 设计器支持所需的方法 - 不要
/// 使用代码编辑器修改此方法的内容。
/// </summary>
private void InitializeComponent()
{
this.pictureBox1 = new System.Windows.Forms.PictureBox();
this.button1 = new System.Windows.Forms.Button();
((System.ComponentModel.ISupportInitialize)(this.pictureBox1)).BeginInit();
this.SuspendLayout();
this.pictureBox1.Location = new System.Drawing.Point(12, 12);
this.pictureBox1.Name = "pictureBox1";
this.pictureBox1.Size = new System.Drawing.Size(309, 200);
this.pictureBox1.SizeMode = System.Windows.Forms.PictureBoxSizeMode.Zoom;
this.pictureBox1.TabIndex = 0;
this.pictureBox1.TabStop = false;
this.button1.Location = new System.Drawing.Point(327, 32);
this.button1.Name = "button1";
this.button1.Size = new System.Drawing.Size(131, 23);
this.button1.TabIndex = 1;
this.button1.Text = "抓取左上角的图片";
this.button1.UseVisualStyleBackColor = true;
this.button1.Click += new System.EventHandler(this.button1_Click);
this.AutoScaleDimensions = new System.Drawing.SizeF(6F, 12F);
this.AutoScaleMode = System.Windows.Forms.AutoScaleMode.Font;
this.ClientSize = new System.Drawing.Size(470, 225);
this.Controls.Add(this.button1);
this.Controls.Add(this.pictureBox1);
this.Name = "Form1";
this.Text = "Form1";
this.Load += new System.EventHandler(this.Form1_Load);
((System.ComponentModel.ISupportInitialize)(this.pictureBox1)).EndInit();
this.ResumeLayout(false);
}
#endregion
private System.Windows.Forms.PictureBox pictureBox1;
private System.Windows.Forms.Button button1;
}
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以上就是基于C#实现屏幕桌面截图的详细内容，更多关于C#屏幕桌面截图的资料请关注脚本之家其它相关文章！
标签：截图,
桌面,
C#,
System,
Windows,
button1,
Form1,
pictureBox1,
new
From： https://www.cnblogs.com/bruce1992/p/17015844.html