private void Button4_Click(object sender, EventArgs e)
{
Form2 testDialog = new Form2();
listView1.BeginUpdate(); //数据更新，UI暂时挂起，直到EndUpdate绘制控件，可以有效避免闪烁并大大提高加载速度
ListViewItem lvi = new ListViewItem();
//lvi.ImageIndex = 1; //通过与imageList绑定，显示imageList中第i项图标
if (testDialog.ShowDialog(this) == DialogResult.OK) //弹出窗口
{
Listdata data = new Listdata();
data = testDialog.get_data();
list_num++;
lvi.Text = list_num.ToString();
lvi.SubItems.Add(data.operating);
lvi.SubItems.Add(data.short_name);
lvi.SubItems.Add(data.file_start.ToString());
lvi.SubItems.Add(data.disk_start.ToString());
lvi.SubItems.Add(data.data_size.ToString());
lvi.SubItems.Add(data.full_name);
lvi.Checked = true;
listView1.Items.Add(lvi); //列表显示数据
}
testDialog.Dispose();
listView1.EndUpdate(); //结束数据处理，UI界面一次性绘制。
}
//向磁盘写入数据
private void Button3_Click(object sender, EventArgs e)
{
byte[] WriteByte = new byte[512];
for (uint i = 0; i < 512; i++)
{
WriteByte[i] = 0xFF;
}
Listdata execute_data = new Listdata();
//if (DiskOpen == false)
//{
// MessageBox.Show(this, "磁盘未打开", "提示信息", MessageBoxButtons.OK, MessageBoxIcon.Question);
// return;
//}
if (MessageBox.Show(this, "确定要执行操作？此操作无法撤销！", "提示信息：", MessageBoxButtons.YesNo, MessageBoxIcon.Warning) != DialogResult.Yes)
{
button3.Text = "执行";
return;
}
button3.Text = "停止";
for (int i = 0; i < listView1.CheckedItems.Count; i++) //遍历整个列表
{
if (listView1.CheckedItems[i].Checked) //判断是否复选
{
execute_data.full_name = listView1.Items[i].SubItems[6].Text;
execute_data.operating = listView1.Items[i].SubItems[1].Text;
execute_data.file_start = Convert.ToUInt32(listView1.Items[i].SubItems[3].Text);
execute_data.disk_start = Convert.ToUInt32(listView1.Items[i].SubItems[4].Text);
execute_data.data_size = Convert.ToUInt32(listView1.Items[i].SubItems[5].Text);
//写入磁盘
if (execute_data.operating == "写入" || execute_data.operating == "擦除")
{
if (execute_data.data_size == 0 && execute_data.operating == "写入")
{
MessageBox.Show(this, "文件无内容或不存在", "提示信息", MessageBoxButtons.OK, MessageBoxIcon.Question);
continue;
}
for (uint SurplusLen = 0; SurplusLen < execute_data.data_size; SurplusLen += 512)
{
if (execute_data.operating == "写入")
{
//读取数据
WriteByte = FileBin.BinRead(execute_data.full_name, SurplusLen + execute_data.file_start, 512);
}
//将数据写入流
cipan.WriteSector(WriteByte, (SurplusLen / 512) + execute_data.disk_start);
//将当前流中的数据写入磁盘
cipan.Refresh();
//更新进度条
progressBar1.Step = (int)(SurplusLen * 100 / execute_data.data_size);
progressBar1.PerformStep();
}
MessageBox.Show(this, "文件写入完成", "提示信息", MessageBoxButtons.OK, MessageBoxIcon.Question);
}
else if (execute_data.operating == "读取")
{
/*读取数据*/
for (uint SurplusLen = 0; SurplusLen < execute_data.data_size; SurplusLen += 512)
{
//读取磁盘数据
WriteByte = cipan.ReadSector((SurplusLen / 512) + execute_data.disk_start);
//写入文件
FileBin.Write(execute_data.full_name, (SurplusLen / 512) + execute_data.disk_start, WriteByte);
//更新进度条
progressBar1.Step = (int)(SurplusLen * 100 / execute_data.data_size);
progressBar1.PerformStep();
}
MessageBox.Show(this, "磁盘读取完成", "提示信息", MessageBoxButtons.OK, MessageBoxIcon.Question);
}
}
}
button3.Text = "执行";
}
