我需要一个帮助，
有3个图片框，红色应该将其宽度增加到左边，绿色应该增加到顶部蓝色的宽度到右边
如果有人到达顶部边框/任何文本框，它应该给出错误/停止执行
我需要在将来添加更多的图片框，如果其中两个发生碰撞，它应该给出错误/停止执行。我已设法编写它们以便上升，但无法使其他功能正常工作。请有人帮助我。
OR
https://www.box.com/s/d0d302c6c266f52e0abf
谢谢。 RR
我的代码如下，
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.Threading;
namespace ThreadwithmovingPicbxmoving
{
public partial class Form1 : Form
{
Thread t1;
Thread t2;
Thread t3;
delegate void CTMethod(int val);
delegate void CTFinish(string t);
Queue<string> order = new Queue<string>();
public Form1()
{
InitializeComponent();
}
private void button1_Click(object sender, EventArgs e)
{
int r = int.Parse(textBox1.Text);
int y = int.Parse(textBox2.Text);
int g = int.Parse(textBox3.Text);
t1 = new Thread(new ParameterizedThreadStart(loopred));
t2 = new Thread(new ParameterizedThreadStart(loopyel));
t3 = new Thread(new ParameterizedThreadStart(loopGree));
t1.Start(r);
t2.Start(y);
t3.Start(g);
}
private void updateRed(int val)
{
pictureBox1.Height = val;
pictureBox1.Refresh();
}
private void updateyell(int val)
{
pictureBox2.Height = val;
pictureBox2.Refresh();
}
private void updategree(int val)
{
pictureBox3.Height = val;
pictureBox3.Refresh();
}
private void loopred(object o)
{
int c = (int)o;
CTMethod ctred = new CTMethod(updateRed);
if (c < 500)
{
for (int i = 0; i < c; i++)
{
this.Invoke(ctred, i);
Thread.Sleep(20);
}
}
else
{
MessageBox.Show("Enter a value less than 500 for Red Box!!!");
}
CTFinish CTFin = new CTFinish(Threadfinish);
this.Invoke(CTFin, "Red");
}
private void loopyel(object o)
{
int c = (int)o;
CTMethod ctyell = new CTMethod(updateyell);
if (c < 500)
{
for (int i = 0; i < c; i++)
{
this.Invoke(ctyell, i);
Thread.Sleep(20);
}
}
else
{
MessageBox.Show("Enter a valure less than 500 for Yellow Box!!!");
}
CTFinish CTFin = new CTFinish(Threadfinish);
this.Invoke(CTFin, "Yell");
}
private void loopGree(object o)
{
int c = (int)o;
CTMethod ctgree = new CTMethod(updategree);
if (c < 500)
{
for (int i = 0; i < c; i++)
{
this.Invoke(ctgree, i);
Thread.Sleep(20);
}
}
else
{
MessageBox.Show("Enter a valure less than 500 for Green Box!!!");
}
CTFinish CTfin = new CTFinish(Threadfinish);
this.Invoke(CTfin, "Green");
}
private void Threadfinish(string t)
{
order.Enqueue(t);
if (order.Count == 3)
{
MessageBox.Show("Threads finished in this order: \n" + "1." + order.Dequeue() + "\n" + "2." + order.Dequeue()
+ "\n" + "3." + order.Dequeue() + "\n", "finished");
}
}
}
}
答案 0 :(得分：1)
试一试。它完全没有三个PictureBoxes
使用名称帮助创建新的Widows应用程序，然后使用以下
替换Form1.cs代码运行它。它还包括TextBoxes
中的值using System;
using System.Drawing;
using System.Threading;
using System.Windows.Forms;
using System.Collections.Generic;
namespace help
{
public partial class Form1 : Form
{
Thread t1;
Thread t2;
Thread t3;
delegate void CTMethod(int val);
delegate void CTFinish(string t);
Queue<string> order = new Queue<string>();
#region Variables of Designer File
private System.Windows.Forms.PictureBox pictureBox1;
private System.Windows.Forms.PictureBox pictureBox2;
private System.Windows.Forms.PictureBox pictureBox3;
private System.Windows.Forms.TextBox textBox1;
private System.Windows.Forms.TextBox textBox2;
private System.Windows.Forms.TextBox textBox3;
private System.Windows.Forms.Button button1;
#endregion
public Form1()
{
#region Designer Code I have Cut and Pasted Here
this.pictureBox1 = new System.Windows.Forms.PictureBox();
this.pictureBox2 = new System.Windows.Forms.PictureBox();
this.pictureBox3 = new System.Windows.Forms.PictureBox();
this.textBox1 = new System.Windows.Forms.TextBox();
this.textBox2 = new System.Windows.Forms.TextBox();
this.textBox3 = new System.Windows.Forms.TextBox();
this.button1 = new System.Windows.Forms.Button();
((System.ComponentModel.ISupportInitialize)(this.pictureBox1)).BeginInit();
((System.ComponentModel.ISupportInitialize)(this.pictureBox2)).BeginInit();
((System.ComponentModel.ISupportInitialize)(this.pictureBox3)).BeginInit();
this.SuspendLayout();
this.Controls.Add(this.button1);
this.Controls.Add(this.textBox3);
this.Controls.Add(this.textBox2);
this.Controls.Add(this.textBox1);
this.Controls.Add(this.pictureBox3);
this.Controls.Add(this.pictureBox2);
this.Controls.Add(this.pictureBox1);
//
// pictureBox1
//
this.pictureBox1.BackColor = System.Drawing.Color.Red;
this.pictureBox1.Location = new System.Drawing.Point(161, 268);
this.pictureBox1.Name = "pictureBox1";
this.pictureBox1.Size = new System.Drawing.Size(100, 50);
this.pictureBox1.TabIndex = 0;
this.pictureBox1.TabStop = false;
//
// pictureBox2
//
this.pictureBox2.BackColor = System.Drawing.Color.Green;
this.pictureBox2.Location = new System.Drawing.Point(383, 268);
this.pictureBox2.Name = "pictureBox2";
this.pictureBox2.Size = new System.Drawing.Size(100, 50);
this.pictureBox2.TabIndex = 1;
this.pictureBox2.TabStop = false;
//
// pictureBox3
//
this.pictureBox3.BackColor = System.Drawing.Color.Blue;
this.pictureBox3.Location = new System.Drawing.Point(605, 268);
this.pictureBox3.Name = "pictureBox3";
this.pictureBox3.Size = new System.Drawing.Size(100, 50);
this.pictureBox3.TabIndex = 2;
this.pictureBox3.TabStop = false;
//
// textBox1
//
this.textBox1.Location = new System.Drawing.Point(161, 26);
this.textBox1.Name = "textBox1";
this.textBox1.Size = new System.Drawing.Size(100, 20);
this.textBox1.TabIndex = 3;
//
// textBox2
//
this.textBox2.Location = new System.Drawing.Point(383, 25);
this.textBox2.Name = "textBox2";
this.textBox2.Size = new System.Drawing.Size(100, 20);
this.textBox2.TabIndex = 4;
//
// textBox3
//
this.textBox3.Location = new System.Drawing.Point(605, 26);
this.textBox3.Name = "textBox3";
this.textBox3.Size = new System.Drawing.Size(100, 20);
this.textBox3.TabIndex = 5;
//
// button1
//
this.button1.Location = new System.Drawing.Point(37, 23);
this.button1.Name = "button1";
this.button1.Size = new System.Drawing.Size(75, 23);
this.button1.TabIndex = 6;
this.button1.Text = "Go";
this.button1.UseVisualStyleBackColor = true;
this.button1.Click += new System.EventHandler(this.button1_Click);
this.PerformLayout();
#endregion
InitializeComponent();
textBox1.Text = "490";
textBox2.Text = "490";
textBox3.Text = "490";
textBox1.Leave += new EventHandler(textBox1_Leave);
textBox2.Leave += new EventHandler(textBox2_Leave);
textBox3.Leave += new EventHandler(textBox3_Leave);
}
// To input Only Valid int values in TextBoxes
#region TextBoxes Input Validation
int t1Val = 490;
int t2Val = 490;
int t3Val = 490;
void textBox1_Leave(object sender, EventArgs e)
{
try
{
int t1Val = Convert.ToInt32(textBox1.Text);
}
catch
{
textBox1.Focus();
}
}
void textBox2_Leave(object sender, EventArgs e)
{
try
{
int t2Val = Convert.ToInt32(textBox2.Text);
}
catch
{
textBox2.Focus();
}
}
void textBox3_Leave(object sender, EventArgs e)
{
try
{
int t3Val = Convert.ToInt32(textBox3.Text);
}
catch
{
textBox3.Focus();
}
}
#endregion
private void button1_Click(object sender, EventArgs e)
{
int r = t1Val;
int y = t2Val;
int g = t3Val;
t1 = new Thread(new ParameterizedThreadStart(loopRed));
t2 = new Thread(new ParameterizedThreadStart(loopGreen));
t3 = new Thread(new ParameterizedThreadStart(loopBlue));
// It will avoid proble if you exit app when threads are working
t1.IsBackground = true;
t2.IsBackground = true;
t3.IsBackground = true;
t1.Start(r);
t2.Start(y);
t3.Start(g);
}
private void updateRed(int val)
{
pictureBox1.Width++;
pictureBox1.Left--;
pictureBox1.Refresh();
}
private void updateGreen(int val)
{
pictureBox2.Height++;
pictureBox2.Top--;
pictureBox2.Refresh();
}
private void updateBlue(int val)
{
pictureBox3.Width++;
pictureBox3.Refresh();
}
private void loopRed(object o)
{
int c = (int)o;
CTMethod ctRed = new CTMethod(updateRed);
if (c < 500)
{
for (int i = 0; i < c; i++)
{
if (pictureBox1.Left > 0)
{
this.Invoke(ctRed, i);
Thread.Sleep(20);
}
}
}
else
{
MessageBox.Show("Enter a value less than 500 for Red Box!!!");
}
CTFinish CTFin = new CTFinish(Threadfinish);
this.Invoke(CTFin, "Red");
}
private void loopGreen(object o)
{
int c = (int)o;
CTMethod ctGreen = new CTMethod(updateGreen);
if (c < 500)
{
for (int i = 0; i < c; i++)
{
if (pictureBox2.Top > 0 && pictureBox2.Top != textBox2.Top + textBox2.Height)
{
this.Invoke(ctGreen, i);
Thread.Sleep(20);
}
else
break;
}
}
else
{
MessageBox.Show("Enter a valure less than 500 for Green Box!!!");
}
CTFinish CTFin = new CTFinish(Threadfinish);
this.Invoke(CTFin, "Green");
}
private void loopBlue(object o)
{
int c = (int)o;
CTMethod ctBlue = new CTMethod(updateBlue);
if (c < 500)
{
for (int i = 0; i < c; i++)
{
if (pictureBox3.Left + pictureBox3.Width < this.Width)
{
this.Invoke(ctBlue, i);
Thread.Sleep(20);
}
else
break;
}
}
else
{
MessageBox.Show("Enter a valure less than 500 for Blue Box!!!");
}
CTFinish CTfin = new CTFinish(Threadfinish);
this.Invoke(CTfin, "Blue");
}
private void Threadfinish(string t)
{
order.Enqueue(t);
if (order.Count == 3)
{
MessageBox.Show("Threads finished in this order: \n" + "1." + order.Dequeue() + "\n" + "2." + order.Dequeue()
+ "\n" + "3." + order.Dequeue() + "\n", "finished");
}
}
}
}