C#窗体自适应

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Windows.Forms;
using System.Data.SqlClient;
using System.Configuration;
using System.IO;
using System.Net;
using System.Text.RegularExpressions;

namespace com
{
public partial class FrmDemo1 : Form
{
private float X; //全局变量：当前窗体的宽度
private float Y; //全局变量：当前窗体的高度

public FrmDemo1()
{
InitializeComponent();

this.Init();

}

protected void Init()
{
this.Text = "控件大小随窗体大小等比例变化";

this.txtUrl.Text = "http://www.31164.net/001.htm?gzid=P95090";

this.labIntr.Text = "请对窗体进行缩放操作，观察窗体上控件的变化";
}

#region “加载” 按钮事件
private void btnSubmit_Click_1(object sender, EventArgs e)
{
string url = this.txtUrl.Text.ToString();
bool flag = this.Validate(url);

if (flag == false)
return;

this.webBrowser1.Navigate(url);

}
#endregion

#region 验证输入的URL地址是否有效
private bool Validate(string url)
{
string print = "";

bool flag = true;

//判断网址是否合法
string pattern = @"^(http|https)://.*";

if (Regex.IsMatch(url, pattern) == false)
{
print += "网址不合法，请输入正确的网址!\r\n";
flag = false;
}

if (flag == false)
{
MessageBox.Show(print);
}

return flag;
}
#endregion

#region SaveParam 保存控件的各个属性值
/// <summary>
/// 将控件的宽，高，左边距，顶边距和字体大小暂存到tag属性中
/// </summary>
/// <param name="cons">递归控件中的控件</param>
private void SaveParam(Control cons)
{
foreach (Control con in cons.Controls)
{
con.Tag = con.Width + ";" + con.Height + ";" + con.Left + ";" + con.Top + ";" + con.Font.Size;

if (con.Controls.Count > 0)
SaveParam(con);
}
}
#endregion

#region 根据窗体大小调整控件大小
//根据窗体大小调整控件大小
private void ResizeControls(float newx, float newy, Control cons)
{
//遍历窗体中的控件，重新设置控件的值
foreach (Control con in cons.Controls)
{

string[] mytag = con.Tag.ToString().Split(new char[] { ';' });//获取控件的Tag属性值，并分割后存储字符串数组

float a = System.Convert.ToSingle(mytag[0]) * newx;//根据窗体缩放比例确定控件的值
con.Width = (int)a;//宽度

a = System.Convert.ToSingle(mytag[1]) * newy;//高度
con.Height = (int)(a);

a = System.Convert.ToSingle(mytag[2]) * newx;//左边距离
con.Left = (int)(a);

a = System.Convert.ToSingle(mytag[3]) * newy;//上边缘距离
con.Top = (int)(a);

Single currentSize = System.Convert.ToSingle(mytag[4]) * newy;//字体大小
con.Font = new Font(con.Font.Name, currentSize, con.Font.Style, con.Font.Unit);

if (con.Controls.Count > 0)
{
ResizeControls(newx, newy, con);
}
}
}
#endregion

private void FrmDemo1_Load(object sender, EventArgs e)
{
X = this.Width;
Y = this.Height;
this.SaveParam(this);
}

private void FrmDemo1_Resize(object sender, EventArgs e)
{
float newx = this.Width / X;  //获取比例，
float newy = this.Height / Y; //获取比例
this.ResizeControls(newx, newy, this);

}

}
}