C#手动改变自制窗体的大小
Form1.cs
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;
namespace 手动改变自制窗体的大小
{
public partial class Form1 : Form
{
public Form1()
{
InitializeComponent();
}
public static int Example_X = 0;
public static int Example_Y = 0;
public static int Example_W = 0;
public static Point CPoint;
#region 利用窗体上的控件移动窗体
/// <summary>
/// 利用控件移动窗体
/// </summary>
/// <param Frm="Form">窗体</param>
/// <param e="MouseEventArgs">控件的移动事件</param>
public void FrmMove(Form Frm, MouseEventArgs e) //Form或MouseEventArgs添加命名空间using System.Windows.Forms;
{
if (e.Button == MouseButtons.Left)
{
Point myPosittion = Control.MousePosition;//获取当前鼠标的屏幕坐标
myPosittion.Offset(CPoint.X, CPoint.Y);//重载当前鼠标的位置
Frm.DesktopLocation = myPosittion;//设置当前窗体在屏幕上的位置
}
}
#endregion
#region 获取鼠标的当前位置
/// <summary>
/// 获取鼠标的当前位置
/// </summary>
/// <param Frm="Form">窗体</param>
/// <param e="MouseEventArgs">窗体上有关鼠标的一些信息</param>
public void FrmScreen_SizeInfo(Form Frm, MouseEventArgs e)
{
if (e.Button == MouseButtons.Left)
{
Example_X = e.X;
Example_Y = e.Y;
Example_W = Frm.Width;
}
}
#endregion
#region 改变窗体的大小(用于鼠标的移动事件)
/// <summary>
/// 改变窗体的大小(用于鼠标的移动事件)
/// </summary>
/// <param Frm="Form">窗体</param>
/// <param Pan="Panel">设置窗体边框的控件</param>
/// <param e="MouseEventArgs">窗体上有关鼠标的一些信息</param>
public void FrmScreen_EnlargeSize(Form Frm, Panel Pan, MouseEventArgs e)
{
if (e.Button == MouseButtons.Left)
{
switch (Pan.Name)
{
case "panel_Right": //如果移动的是窗体的右边框
{
if (this.Width <= 70) //如果窗体的宽度小于等于70
{
Frm.Width = 70; //设置窗体的宽度为70
//如果用鼠标向右移动窗体的右边框
if (Cursor.Position.X - Frm.Left + (Pan.Width - Example_X) > Frm.Width)
{
//根据鼠标的移动值，增加窗体的宽度
Frm.Width = Cursor.Position.X - Frm.Left + (Pan.Width - Example_X);
}
break;
}
//根据鼠标的移动值，增加窗体的宽度
Frm.Width = Cursor.Position.X - Frm.Left + (Pan.Width - Example_X);
break;
}
case "panel_BR": //如果移动的是窗体的右下角
{
//如果窗体的大小不为窗体大小的最小值
if (this.Width > 70 && this.Height > (panel_Title.Height + panel_Bn.Height + 1))
{
//根据鼠标的移动改变窗体的大小
Frm.Height = Cursor.Position.Y - Frm.Top + (Pan.Height - Example_Y);
Frm.Width = Cursor.Position.X - Frm.Left + (Pan.Width - Example_X);
}
else
{
if (this.Width <= 70) //如果窗体的宽度小于等于最小值
{
Frm.Width = 70; //设置窗体的宽度为70
if (this.Height <= (panel_Title.Height + panel_Bn.Height + 1))//如果窗体的高小于最小值
{
Frm.Height = panel_Title.Height + panel_Bn.Height + 1;//设置窗体的最小高度
//如果用鼠标向下移动窗体的底边框
if (Cursor.Position.Y - Frm.Top + (Pan.Height - Example_Y) > Frm.Height)
{
//根据鼠标的移动值，增加窗体的高度
Frm.Height = Cursor.Position.Y - Frm.Top + (Pan.Height - Example_Y);
}
break;
}
//如果用鼠标向右移动窗体
if (Cursor.Position.X - Frm.Left + (Pan.Width - Example_X) > Frm.Width)
{
//增加窗体的宽度
Frm.Width = Cursor.Position.X - Frm.Left + (Pan.Width - Example_X);
}
break;
}
if (this.Height <= (panel_Title.Height + panel_Bn.Height + 1))//如果窗体的高度小于等于最小值
{
Frm.Height = panel_Title.Height + panel_Bn.Height + 1;//设置窗体的高度为最小值
Frm.Width = Cursor.Position.X - Frm.Left + (Pan.Width - Example_X);//改变窗体的宽度
//如果用鼠标向下移动窗体的边框
if (Cursor.Position.Y - Frm.Top + (Pan.Height - Example_Y) > Frm.Height)
{
Frm.Height = Cursor.Position.Y - Frm.Top + (Pan.Height - Example_Y);//增加窗体的高度
}
break;
}
}
break;
}
case "panel_Bn"://如果移动的是窗体的底边框
{
if (this.Height <= (panel_Title.Height + panel_Bn.Height + 1))//如果窗体的高度小于等于最小值
{
Frm.Height = panel_Title.Height + panel_Bn.Height + 1;//设置窗体的高度为最小值
//如果用鼠标向下移动窗体的下边框
if (Cursor.Position.Y - Frm.Top + (Pan.Height - Example_Y) > Frm.Height)
{
Frm.Height = Cursor.Position.Y - Frm.Top + (Pan.Height - Example_Y); //增加窗体的高度
}
break;
}
Frm.Height = Cursor.Position.Y - Frm.Top + (Pan.Height - Example_Y); //增加窗体的高度
break;
}
}
}
}
#endregion
private void panel_Right_MouseDown(object sender, MouseEventArgs e)
{
FrmScreen_SizeInfo(this, e);//获取鼠标的当前位置
}
private void panel_Right_MouseMove(object sender, MouseEventArgs e)
{
FrmScreen_EnlargeSize(this, (Panel)sender, e);//改变窗体的大小
}
private void pictureBox1_Click(object sender, EventArgs e)
{
this.Close();
}
private void panel_TitL_MouseDown(object sender, MouseEventArgs e)
{
int Tem_X = -e.X;
if (Convert.ToInt16(((Panel)sender).Tag.ToString()) == 2)//如果移动的是标题栏的中间部分
Tem_X = -e.X - panel_TitL.Width;
if (Convert.ToInt16(((Panel)sender).Tag.ToString()) == 3)//如果移动的是标题栏的尾端
Tem_X = -(this.Width - ((Panel)sender).Width) - e.X;
CPoint = new Point(Tem_X, -e.Y);
}
private void panel_TitL_MouseMove(object sender, MouseEventArgs e)
{
FrmMove(this, e);
}
}
}
Form1.Designer.cs
namespace 手动改变自制窗体的大小
{
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()
{
System.ComponentModel.ComponentResourceManager resources = new System.ComponentModel.ComponentResourceManager(typeof(Form1));
this.panel_BR = new System.Windows.Forms.Panel();
this.panel_All = new System.Windows.Forms.Panel();
this.panel_TitR = new System.Windows.Forms.Panel();
this.panel_BL = new System.Windows.Forms.Panel();
this.panel_TitZ = new System.Windows.Forms.Panel();
this.pictureBox1 = new System.Windows.Forms.PictureBox();
this.panel_TitL = new System.Windows.Forms.Panel();
this.panel_Right = new System.Windows.Forms.Panel();
this.panel_Left = new System.Windows.Forms.Panel();
this.panel_Title = new System.Windows.Forms.Panel();
this.panel_Bottom = new System.Windows.Forms.Panel();
this.panel_Bn = new System.Windows.Forms.Panel();
this.panel_TitZ.SuspendLayout();
((System.ComponentModel.ISupportInitialize)(this.pictureBox1)).BeginInit();
this.panel_Title.SuspendLayout();
this.panel_Bottom.SuspendLayout();
this.SuspendLayout();
//
// panel_BR
//
this.panel_BR.BackColor = System.Drawing.Color.Transparent;
this.panel_BR.BackgroundImage = ((System.Drawing.Image)(resources.GetObject("panel_BR.BackgroundImage")));
this.panel_BR.BackgroundImageLayout = System.Windows.Forms.ImageLayout.Stretch;
this.panel_BR.Cursor = System.Windows.Forms.Cursors.SizeNWSE;
this.panel_BR.Dock = System.Windows.Forms.DockStyle.Right;
this.panel_BR.Location = new System.Drawing.Point(284, 0);
this.panel_BR.Name = "panel_BR";
this.panel_BR.Size = new System.Drawing.Size(8, 10);
this.panel_BR.TabIndex = 1;
this.panel_BR.MouseMove += new System.Windows.Forms.MouseEventHandler(this.panel_Right_MouseMove);
this.panel_BR.MouseDown += new System.Windows.Forms.MouseEventHandler(this.panel_Right_MouseDown);
//
// panel_All
//
this.panel_All.BackColor = System.Drawing.Color.Honeydew;
this.panel_All.Dock = System.Windows.Forms.DockStyle.Fill;
this.panel_All.Location = new System.Drawing.Point(6, 19);
this.panel_All.Name = "panel_All";
this.panel_All.Size = new System.Drawing.Size(280, 96);
this.panel_All.TabIndex = 13;
//
// panel_TitR
//
this.panel_TitR.BackColor = System.Drawing.Color.Transparent;
this.panel_TitR.BackgroundImage = ((System.Drawing.Image)(resources.GetObject("panel_TitR.BackgroundImage")));
this.panel_TitR.BackgroundImageLayout = System.Windows.Forms.ImageLayout.Stretch;
this.panel_TitR.Dock = System.Windows.Forms.DockStyle.Right;
this.panel_TitR.Location = new System.Drawing.Point(284, 0);
this.panel_TitR.Name = "panel_TitR";
this.panel_TitR.Size = new System.Drawing.Size(8, 19);
this.panel_TitR.TabIndex = 1;
this.panel_TitR.Tag = "3";
this.panel_TitR.MouseMove += new System.Windows.Forms.MouseEventHandler(this.panel_TitL_MouseMove);
this.panel_TitR.MouseDown += new System.Windows.Forms.MouseEventHandler(this.panel_TitL_MouseDown);
//
// panel_BL
//
this.panel_BL.BackColor = System.Drawing.Color.Transparent;
this.panel_BL.BackgroundImage = ((System.Drawing.Image)(resources.GetObject("panel_BL.BackgroundImage")));
this.panel_BL.BackgroundImageLayout = System.Windows.Forms.ImageLayout.Stretch;
this.panel_BL.Cursor = System.Windows.Forms.Cursors.SizeNS;
this.panel_BL.Dock = System.Windows.Forms.DockStyle.Left;
this.panel_BL.Location = new System.Drawing.Point(0, 0);
this.panel_BL.Name = "panel_BL";
this.panel_BL.Size = new System.Drawing.Size(8, 10);
this.panel_BL.TabIndex = 0;
//
// panel_TitZ
//
this.panel_TitZ.BackColor = System.Drawing.Color.Transparent;
this.panel_TitZ.BackgroundImage = ((System.Drawing.Image)(resources.GetObject("panel_TitZ.BackgroundImage")));
this.panel_TitZ.BackgroundImageLayout = System.Windows.Forms.ImageLayout.Stretch;
this.panel_TitZ.Controls.Add(this.pictureBox1);
this.panel_TitZ.Dock = System.Windows.Forms.DockStyle.Fill;
this.panel_TitZ.Location = new System.Drawing.Point(12, 0);
this.panel_TitZ.Name = "panel_TitZ";
this.panel_TitZ.Size = new System.Drawing.Size(272, 19);
this.panel_TitZ.TabIndex = 2;
this.panel_TitZ.Tag = "2";
this.panel_TitZ.MouseMove += new System.Windows.Forms.MouseEventHandler(this.panel_TitL_MouseMove);
this.panel_TitZ.MouseDown += new System.Windows.Forms.MouseEventHandler(this.panel_TitL_MouseDown);
//
// pictureBox1
//
this.pictureBox1.Anchor = ((System.Windows.Forms.AnchorStyles)((System.Windows.Forms.AnchorStyles.Top | System.Windows.Forms.AnchorStyles.Right)));
this.pictureBox1.BackColor = System.Drawing.Color.Transparent;
this.pictureBox1.Cursor = System.Windows.Forms.Cursors.Hand;
this.pictureBox1.Image = ((System.Drawing.Image)(resources.GetObject("pictureBox1.Image")));
this.pictureBox1.Location = new System.Drawing.Point(260, 3);
this.pictureBox1.Name = "pictureBox1";
this.pictureBox1.Size = new System.Drawing.Size(11, 11);
this.pictureBox1.TabIndex = 0;
this.pictureBox1.TabStop = false;
this.pictureBox1.Tag = "11";
this.pictureBox1.Click += new System.EventHandler(this.pictureBox1_Click);
//
// panel_TitL
//
this.panel_TitL.BackColor = System.Drawing.Color.Transparent;
this.panel_TitL.BackgroundImage = ((System.Drawing.Image)(resources.GetObject("panel_TitL.BackgroundImage")));
this.panel_TitL.BackgroundImageLayout = System.Windows.Forms.ImageLayout.Stretch;
this.panel_TitL.Dock = System.Windows.Forms.DockStyle.Left;
this.panel_TitL.Location = new System.Drawing.Point(0, 0);
this.panel_TitL.Name = "panel_TitL";
this.panel_TitL.Size = new System.Drawing.Size(12, 19);
this.panel_TitL.TabIndex = 0;
this.panel_TitL.Tag = "1";
this.panel_TitL.MouseMove += new System.Windows.Forms.MouseEventHandler(this.panel_TitL_MouseMove);
this.panel_TitL.MouseDown += new System.Windows.Forms.MouseEventHandler(this.panel_TitL_MouseDown);
//
// panel_Right
//
this.panel_Right.BackColor = System.Drawing.Color.Transparent;
this.panel_Right.BackgroundImage = ((System.Drawing.Image)(resources.GetObject("panel_Right.BackgroundImage")));
this.panel_Right.Cursor = System.Windows.Forms.Cursors.SizeWE;
this.panel_Right.Dock = System.Windows.Forms.DockStyle.Right;
this.panel_Right.Location = new System.Drawing.Point(286, 19);
this.panel_Right.Name = "panel_Right";
this.panel_Right.Size = new System.Drawing.Size(6, 96);
this.panel_Right.TabIndex = 10;
this.panel_Right.MouseMove += new System.Windows.Forms.MouseEventHandler(this.panel_Right_MouseMove);
this.panel_Right.MouseDown += new System.Windows.Forms.MouseEventHandler(this.panel_Right_MouseDown);
//
// panel_Left
//
this.panel_Left.BackColor = System.Drawing.Color.Transparent;
this.panel_Left.BackgroundImage = ((System.Drawing.Image)(resources.GetObject("panel_Left.BackgroundImage")));
this.panel_Left.Dock = System.Windows.Forms.DockStyle.Left;
this.panel_Left.Location = new System.Drawing.Point(0, 19);
this.panel_Left.Name = "panel_Left";
this.panel_Left.Size = new System.Drawing.Size(6, 96);
this.panel_Left.TabIndex = 9;
this.panel_Left.MouseMove += new System.Windows.Forms.MouseEventHandler(this.panel_Right_MouseMove);
this.panel_Left.MouseDown += new System.Windows.Forms.MouseEventHandler(this.panel_Right_MouseDown);
//
// panel_Title
//
this.panel_Title.BackColor = System.Drawing.Color.Transparent;
this.panel_Title.Controls.Add(this.panel_TitZ);
this.panel_Title.Controls.Add(this.panel_TitR);
this.panel_Title.Controls.Add(this.panel_TitL);
this.panel_Title.Dock = System.Windows.Forms.DockStyle.Top;
this.panel_Title.Location = new System.Drawing.Point(0, 0);
this.panel_Title.Name = "panel_Title";
this.panel_Title.Size = new System.Drawing.Size(292, 19);
this.panel_Title.TabIndex = 7;
//
// panel_Bottom
//
this.panel_Bottom.BackColor = System.Drawing.Color.Transparent;
this.panel_Bottom.Controls.Add(this.panel_Bn);
this.panel_Bottom.Controls.Add(this.panel_BR);
this.panel_Bottom.Controls.Add(this.panel_BL);
this.panel_Bottom.Dock = System.Windows.Forms.DockStyle.Bottom;
this.panel_Bottom.Location = new System.Drawing.Point(0, 115);
this.panel_Bottom.Name = "panel_Bottom";
this.panel_Bottom.Size = new System.Drawing.Size(292, 10);
this.panel_Bottom.TabIndex = 8;
//
// panel_Bn
//
this.panel_Bn.BackColor = System.Drawing.Color.Transparent;
this.panel_Bn.BackgroundImage = ((System.Drawing.Image)(resources.GetObject("panel_Bn.BackgroundImage")));
this.panel_Bn.BackgroundImageLayout = System.Windows.Forms.ImageLayout.Stretch;
this.panel_Bn.Cursor = System.Windows.Forms.Cursors.SizeNS;
this.panel_Bn.Dock = System.Windows.Forms.DockStyle.Fill;
this.panel_Bn.Location = new System.Drawing.Point(8, 0);
this.panel_Bn.Name = "panel_Bn";
this.panel_Bn.Size = new System.Drawing.Size(276, 10);
this.panel_Bn.TabIndex = 2;
this.panel_Bn.MouseMove += new System.Windows.Forms.MouseEventHandler(this.panel_Right_MouseMove);
this.panel_Bn.MouseDown += new System.Windows.Forms.MouseEventHandler(this.panel_Right_MouseDown);
//
// Form1
//
this.AutoScaleDimensions = new System.Drawing.SizeF(6F, 12F);
this.AutoScaleMode = System.Windows.Forms.AutoScaleMode.Font;
this.ClientSize = new System.Drawing.Size(292, 125);
this.Controls.Add(this.panel_All);
this.Controls.Add(this.panel_Right);
this.Controls.Add(this.panel_Left);
this.Controls.Add(this.panel_Title);
this.Controls.Add(this.panel_Bottom);
this.FormBorderStyle = System.Windows.Forms.FormBorderStyle.None;
this.Name = "Form1";
this.Text = "Form1";
this.panel_TitZ.ResumeLayout(false);
((System.ComponentModel.ISupportInitialize)(this.pictureBox1)).EndInit();
this.panel_Title.ResumeLayout(false);
this.panel_Bottom.ResumeLayout(false);
this.ResumeLayout(false);
}
#endregion
private System.Windows.Forms.Panel panel_BR;
private System.Windows.Forms.Panel panel_All;
private System.Windows.Forms.Panel panel_TitR;
private System.Windows.Forms.Panel panel_BL;
private System.Windows.Forms.Panel panel_TitZ;
private System.Windows.Forms.PictureBox pictureBox1;
private System.Windows.Forms.Panel panel_TitL;
private System.Windows.Forms.Panel panel_Right;
private System.Windows.Forms.Panel panel_Left;
private System.Windows.Forms.Panel panel_Title;
private System.Windows.Forms.Panel panel_Bottom;
private System.Windows.Forms.Panel panel_Bn;
}
}
Program.cs
using System;
using System.Collections.Generic;
using System.Linq;
using System.Windows.Forms;
namespace 手动改变自制窗体的大小
{
static class Program
{
/// <summary>
/// 应用程序的主入口点。
/// </summary>
[STAThread]
static void Main()
{
Application.EnableVisualStyles();
Application.SetCompatibleTextRenderingDefault(false);
Application.Run(new Form1());
}
}
}
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