方法1

实现方法参考代码：

private void Form1_Load(object sender, EventArgs e){this.KeyPreview = true;}protected override bool ProcessDialogKey(Keys keyData){if (keyData == Keys.Left || keyData == Keys.Right || keyData == Keys.Up || keyData == Keys.Down){switch (keyData){case Keys.Left:KeyLeftPress();break;case Keys.Right:KeyRightPress();break;case Keys.Up:KeyUpPress();break;case Keys.Down:KeyDownPress();break;}}return base.ProcessDialogKey(keyData);}public void KeyLeftPress(){}public void KeyRightPress(){}private void KeyUpPress(){}private void KeyDownPress(){}private void Form1_KeyPress(object sender, KeyPressEventArgs e){this.Text = e.KeyChar.ToString();}

参考链接

为什么不能触发Form1_keydown事件？-CSDN社区https://bbs.csdn.net/topics/391894242

 C# KeyDown事件-CSDN博客https://blog.csdn.net/fangyu723/article/details/108827544

方法2

参考代码

private void Form1_KeyDown(object sender, KeyEventArgs e)
{if (e.KeyCode == Keys.Left)this.Left -= 100;if (e.KeyCode == Keys.Right)this.Left += 100;if (e.KeyCode == Keys.Up)this.Left -= 10;if (e.KeyCode == Keys.Down)this.Left += 10;}

参考链接

Form窗体中判断按键信息_form1_keyup-CSDN博客https://blog.csdn.net/wuhongyao3/article/details/3959667

特此记录

anlog

2024年1月29日