查看剪切板的内容!

来源:互联网 发布:ai for mac 破解版 编辑:程序博客网 时间:2024/05/02 00:21
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 WindowsFormsApplication49{    public partial class Form1 : Form    {        public Form1()        {            InitializeComponent();        }        private void Form1_Load(object sender, EventArgs e)        {            radioButton1.Checked = true;            pictureBox1.Visible = false;            textBox1.Visible = true;        }        //“查看”按钮        private void button1_Click(object sender, EventArgs e)        {            IDataObject data;//为传送数据提供与格式无关的接口            string format = FormatString();            if (format == "Bitmap")            {                textBox1.Visible = false;                pictureBox1.Visible = true;                data = Clipboard.GetDataObject();//检索位于当前系统剪切板的数据                if (data.GetDataPresent(format))//确定此实例中存储的数据是否与指定的格式关联,返回布尔                {                    pictureBox1.Image = (Bitmap)data.GetData(format);//检索与指定的格式关联的数据                    pictureBox1.SizeMode = PictureBoxSizeMode.StretchImage;                }                else                {                    MessageBox.Show("格式不正确", "提示");                }            }            else            {                textBox1.Visible = true;                pictureBox1.Visible = false;                data = Clipboard.GetDataObject();                if (data.GetDataPresent(format))                {                    textBox1.Text = (string)data.GetData(format);                }                else                {                    MessageBox.Show("格式不正确", "提示");                }            }        }        private string FormatString()        {            string format = "";            if (radioButton1.Checked) format = DataFormats.Text;//得到IDATAOBJECT里面数据的格式            if (radioButton2.Checked) format = DataFormats.Rtf;            if (radioButton3.Checked) format = DataFormats.Bitmap;            if (radioButton4.Checked) format = DataFormats.Html;            return format;        }    }}


运行程序后,如果之前复制过BITMAP图,则TEXTBOX消失,PICTRUEBOX出现,并且显示该图;反之如果选择的是后三项,则TEXTBOX出现,并且显示复制过的值。效果图如下:

 

 

 

 

----问题1.

    如果把文字与图片一起复制的话,就不能显示了。

    解决方案:未解决