private void button3_Click(object sender, EventArgs e) { //指定查找的文件类型 openFileDialog1.Filter = "@.Jpg|*.jpg|@.Png|*.png|@.Gif|*.gif|@.All files|*.*"; //该对话框会返回一个DialogResult类型的值,DialogResult.OK或者DialogResult.NO DialogResult dr = openFileDialog1.ShowDialog(); if (dr == DialogResult.OK) { //通过输入文件目录,文件模式,访问模式等参数,通过流打开文件 FileStream fs = new FileStream(openFileDialog1.FileName, FileMode.Open, FileAccess.Read); //通过调用系统的画笔工具,画出一个Image类型的数据,传给pictureBox。 Image im = System.Drawing.Bitmap.FromStream(fs); pictureBox1.Image = im; pictureBox2.Image = im; pictureBox3.Image = im; pictureBox4.Image = im; } }

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