C#Winform怎么让控件随着主界面大小变化

发布时间 2023-09-04 18:40:26作者: 林新i

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Forms;

namespace WindowsFormsApplication1
{
public partial class Form1 : Form
{
public Form1()
{
InitializeComponent();

x = Width;
y = Height;
setTag(this);
}

private readonly float x; //定义当前窗体的宽度
private readonly float y; //定义当前窗体的高度

private void setTag(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) setTag(con);
}
}

private void setControls(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)
//获取控件的Tag属性值,并分割后存储字符串数组
if (con.Tag != null)
{
var mytag = con.Tag.ToString().Split(';');
//根据窗体缩放的比例确定控件的值
con.Width = Convert.ToInt32(Convert.ToSingle(mytag[0]) * newx); //宽度
con.Height = Convert.ToInt32(Convert.ToSingle(mytag[1]) * newy); //高度
con.Left = Convert.ToInt32(Convert.ToSingle(mytag[2]) * newx); //左边距
con.Top = Convert.ToInt32(Convert.ToSingle(mytag[3]) * newy); //顶边距
var currentSize = Convert.ToSingle(mytag[4]) * newy; //字体大小
if (currentSize > 0) con.Font = new Font(con.Font.Name, currentSize, con.Font.Style, con.Font.Unit);
con.Focus();
if (con.Controls.Count > 0) setControls(newx, newy, con);

}
}

/// <summary>
/// 重置窗体布局
/// </summary>
private void ReWinformLayout()
{
var newx = Width / x;
var newy = Height / y;
setControls(newx, newy, this);

}

private void Form1_Resize(object sender, EventArgs e)
{
ReWinformLayout();
}
}
}