formedittable.cs

csharp课本的源代码

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Text;
using System.Windows.Forms;

namespace EditMyTable2
{
    public partial class FormEditTable : Form
    {
        public FormEditTable()
        {
            InitializeComponent();
        }

        private void myTable2BindingNavigatorSaveItem_Click(object sender, EventArgs e)
        {
            this.Validate();
            this.myTable2BindingSource.EndEdit();
            this.myTable2TableAdapter.Update(this.myDatabaseDataSet.MyTable2);

        }

        private void FormEditSingleTable_Load(object sender, EventArgs e)
        {
            // TODO: 这行代码将数据加载到表“myDatabaseDataSet.MyTable1”中。您可以根据需要移动或移除它。
            this.myTable1TableAdapter.Fill(this.myDatabaseDataSet.MyTable1);
            // TODO: 这行代码将数据加载到表“myDatabaseDataSet.MyTable2”中。您可以根据需要移动或移除它。
            this.myTable2TableAdapter.Fill(this.myDatabaseDataSet.MyTable2);

        }

        private void buttonImportPhoto_Click(object sender, EventArgs e)
        {
            OpenFileDialog openFileDialog1 = new OpenFileDialog();
            if (openFileDialog1.ShowDialog() == DialogResult.OK)
            {
                //根据打开的图像文件创建原始图像大小的Bitmap对象
                Bitmap image = new Bitmap(openFileDialog1.FileName);
                //按比例缩放显示（因为Picture的SizeMode属性为Zoom）,但原始图像大小未变
                pictureBoxPhoto.Image = image;
            }

        }
        private void buttonRetatePhoto_Click(object sender, EventArgs e)
        {
            if (pictureBoxPhoto.Image != null)
            {
                //旋转90度
                pictureBoxPhoto.Image.RotateFlip(RotateFlipType.Rotate90FlipNone);
                pictureBoxPhoto.Invalidate();
            }

        }
        private void buttonClearPhoto_Click(object sender, EventArgs e)
        {
            pictureBoxPhoto.Image = null;
        }
    }
}