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private void circlePanel_Click(object sender, EventArgs e) { var panel=sender as UIPanel; if (panel.Tag == null|| Convert.ToInt32(panel.Tag) ==0) { // 阅读全文
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using System; using System.Collections.Generic; using System.ComponentModel.DataAnnotations; using System.Data; using System.Data.SqlClient; using Sys 阅读全文
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label1.BackColor = Color.Transparent;//设置背景颜色为透明 label1.Parent = pictureBox1;//将pictureBox1设为标签的父控件,也可以设置其他控件作为父类 //pictureBox1.Controls.Add(label1);/ 阅读全文