WInform 控件大小随窗体大小等比例缩放

winform控件自动大小

using System;
using System.Drawing;
using System.Windows.Forms;
using UCControl = System.Windows.Forms.Control;


/// <summary>
/// 控件自动适应
/// 使用直接继承 FormAutoSize即可
/// 示例如下：
/// ***示例代码***：public Form1()
/// ***示例代码***：{
/// ***示例代码***：       InitializeComponent();
/// ***示例代码***：       SetAutoSize();
/// ***示例代码***： }
/// </summary>
public class FormAutoSize : Form
{
    public FormAutoSize() : base()
    {
        this.Resize += Form1_Resize;
    }
    /// <summary>
    /// 设置控件大小随窗体大小等比例缩放
    /// </summary>
    public void _SetAutoSize()
    {
        XClientRectangleWidth = this.ClientRectangle.Width; //this.Width; ClientRectangleWidth
        YClientRectangleHeight = this.ClientRectangle.Height;// this.Height;
        SetTag(this);
    }
    #region 控件大小随窗体大小等比例缩放
    private float XClientRectangleWidth;//定义当前窗体的工作区域宽度
    private float YClientRectangleHeight;//定义当前窗体的工作区域高度
    private void SetTag(UCControl cons)
    {
        foreach (UCControl 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, UCControl cons)
    {
        //遍历窗体中的控件，重新设置控件的值
        foreach (UCControl 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)
            {
                string[] mytag = con.Tag.ToString().Split(new char[] { ';' });
                //根据窗体缩放的比例确定控件的值
                con.Width = Convert.ToInt32(System.Convert.ToSingle(mytag[0]) * newx);//宽度
                con.Height = Convert.ToInt32(System.Convert.ToSingle(mytag[1]) * newy);//高度
                con.Left = Convert.ToInt32(System.Convert.ToSingle(mytag[2]) * newx);//左边距
                con.Top = Convert.ToInt32(System.Convert.ToSingle(mytag[3]) * newy);//顶边距
                Single currentSize = System.Convert.ToSingle(mytag[4]) * newy;//字体大小
                con.Font = new Font(con.Font.Name, currentSize == 0 ? 1 : currentSize, con.Font.Style, con.Font.Unit);
                Console.WriteLine($"setControls={con.Name}");
                if (con.Controls.Count > 0)
                {
                    setControls(newx, newy, con);
                }
            }
        }
    }
    private void Form1_Resize(object sender, EventArgs e)
    {
        float newx = (this.ClientRectangle.Width) / XClientRectangleWidth;
        float newy = (this.ClientRectangle.Height) / YClientRectangleHeight;

        this.SuspendLayout();//临时挂起控件的布局逻辑。 
        setControls(newx, newy, this);
        this.ResumeLayout(false);//恢复正常的布局逻辑，可以选择强制对挂起的布局请求立即进行布局。
    }

    #endregion
}



/// <summary> 
/// 指定控件(panel)绽放
///  cas = new ControlAutoSize(panel1);
///  cas._SetAutoSize();
/// </summary>
public class ControlAutoSize
{
    private UCControl uccontrol;
    public ControlAutoSize(UCControl control)// : base()
    {
        uccontrol = control;
        control.Resize += Control1_Resize;
    }
    /// <summary>
    /// 设置控件大小随窗体大小等比例缩放
    /// </summary>
    public void _SetAutoSize()
    {
        XClientRectangleWidth = uccontrol.ClientRectangle.Width; //control.Width; ClientRectangleWidth
        YClientRectangleHeight = uccontrol.ClientRectangle.Height;// control.Height;
        SetTag(uccontrol);
    }
    #region 控件大小随窗体大小等比例缩放
    private float XClientRectangleWidth;//定义当前窗体的工作区域宽度
    private float YClientRectangleHeight;//定义当前窗体的工作区域高度
    private void SetTag(UCControl cons)
    {
        foreach (UCControl 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, UCControl cons)
    {
        //遍历窗体中的控件，重新设置控件的值
        foreach (UCControl 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)
            {
                string[] mytag = con.Tag.ToString().Split(new char[] { ';' });
                //根据窗体缩放的比例确定控件的值
                con.Width = Convert.ToInt32(System.Convert.ToSingle(mytag[0]) * newx);//宽度
                con.Height = Convert.ToInt32(System.Convert.ToSingle(mytag[1]) * newy);//高度
                con.Left = Convert.ToInt32(System.Convert.ToSingle(mytag[2]) * newx);//左边距
                con.Top = Convert.ToInt32(System.Convert.ToSingle(mytag[3]) * newy);//顶边距
                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);
                Console.WriteLine($"setControls={con.Name}");
                if (con.Controls.Count > 0)
                {
                    setControls(newx, newy, con);
                }
            }
        }
    }
    private void Control1_Resize(object sender, EventArgs e)
    {
        float newx = (uccontrol.ClientRectangle.Width) / XClientRectangleWidth;
        float newy = (uccontrol.ClientRectangle.Height) / YClientRectangleHeight;

        uccontrol.SuspendLayout();//临时挂起控件的布局逻辑。 
        setControls(newx, newy, uccontrol);
        uccontrol.ResumeLayout(false);//恢复正常的布局逻辑，可以选择强制对挂起的布局请求立即进行布局。
    }

    #endregion
}

 

建议使用 

ControlAutoSize 这个类，