/// <summary>
/// 切换 节点/图片
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void tcScan_SelectedIndexChanged(object sender, EventArgs e)
{
if (tcScan.SelectedIndex == 0)
{
lblResult.Text = "扫描/录入单号";
btnConfirm.Enabled = true;
}
else
{
lblResult.Text = "拍摄/保存图片";
btnConfirm.Enabled = false;
Cursor.Current = Cursors.WaitCursor;
UnitechDSDll.PreviewStop();
UnitechDSDll.PreviewStart();
Cursor.Current = Cursors.Default;
}
}
/// <summary>
/// 显示图片/拍摄预览
/// </summary>
private void lbPicList_SelectedIndexChanged(object sender, EventArgs e)
{
PicNameAndPath pic = lbPicList.SelectedItem as PicNameAndPath;
if (pic == null)
{
return;
}
if (!string.IsNullOrEmpty(pic.PicPath))
{
bool flag = UnitechDSDll.PreviewStop();
FrmParent.ParentForm.pbPreview.Image = new Bitmap(pic.PicPath);
lbPicList.Enabled = true;
btnCamera.Text = "重拍";
}
else
{
btnCamera.Text = "拍摄";
bool flag = UnitechDSDll.PreviewStart();
lbPicList.Enabled = false;
}
}
/// <summary>
/// 清理所有正在使用的资源。
/// </summary>
/// <param name="disposing">如果应释放托管资源，为 true；否则为 false。</param>
protected override void Dispose(bool disposing)
{
UnitechDSDll.PreviewStop();
//移除当前的扫描响应事件处理方法
Scanner.GetScanner().OnGetBarcodeEvent -= Scanner_OnGetBarcodeEvent;
//使扫描不可用,即不可发红外光
Scanner.GetScanner().Close();
try
{
FrmParent.ParentForm.pbPreview.Visible = false;
FrmParent.ParentForm.pbPreview.Parent = FrmParent.ParentForm.pnlAbout;
}
catch
{
}
if (disposing && (components != null))
{
components.Dispose();
}
base.Dispose(disposing);
}
/// <summary>
/// 拍摄/重拍
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void btnCamera_Click(object sender, EventArgs e)
{
btnCamera.Enabled = false;
if (btnCamera.Text == "重拍")
{
btnCamera.Text = "拍摄";
UnitechDSDll.PreviewStart();
}
else
{
Cursor.Current = Cursors.WaitCursor;
PicNameAndPath pic = lbPicList.SelectedItem as PicNameAndPath;
string parentPath = Path.GetDirectoryName(Assembly.GetExecutingAssembly().GetName().CodeBase.ToString()) + "\\tempPic\\";
if (!Directory.Exists(parentPath))
{
Directory.CreateDirectory(parentPath);
}
string filePath = parentPath + DateTime.Now.ToString("yyyyMMddHHmmss") + ".jpg";
if (System.IO.File.Exists(filePath))
{
System.IO.File.Delete(filePath);
}
if (UnitechDSDll.SnapPicture(filePath))
{
pic.PicPath = filePath;
while (!File.Exists(pic.PicPath))
{
Thread.Sleep(300);
}
UnitechDSDll.PreviewStart();
UnitechDSDll.PreviewStop();
lbPicList_SelectedIndexChanged(sender, e);
}
Cursor.Current = Cursors.Default;
}
btnCamera.Enabled = true;
}