private void MainForm_Load(object sender, EventArgs e)
{
// Do some initialization
m_strDicomFilesFolder = "";
m_DicomDir = new UserDicomDir();
// Add a RasterImageViewer in the same location as txtElementValue
rasterImageViewer1 = new ImageViewer();
rasterImageViewer1.Visible = false;
groupBox3.Controls.Add(rasterImageViewer1);
rasterImageViewer1.Location = txtElementValue.Location;
rasterImageViewer1.Size = txtElementValue.Size;
rasterImageViewer1.Zoom(ControlSizeMode.Fit, rasterImageViewer1.ScaleFactor, rasterImageViewer1.DefaultZoomOrigin);
txtElementValue.SendToBack();
UpdateUI(true);
Application.ApplicationExit += new EventHandler(Application_ApplicationExit);
}
/*
* Loads an existing DICOMDIR file
*/
private void btnLoad_Click(object sender, EventArgs e)
{
MainForm.cancel = false;
OpenFileDialog ofd = new OpenFileDialog();
ofd.Filter = "DICOMDIR|DICOMDIR|All Files|*.*";
ofd.FilterIndex = 0;
if (ofd.ShowDialog() != DialogResult.OK)
{
return;
}
// Reset and clear
rasterImageViewer1.Visible = false;
rasterImageViewer1.Image = null;
trvDicomDir.Nodes.Clear();
m_DicomDir.Reset("");
m_strDicomFilesFolder = "";
txtElementValue.Text = "";
txtDirectory.Text = "";
SetStatus("");
Invalidate();
// Get the root directory of this DICOMDIR
m_strDicomFilesFolder = ofd.FileName.Substring(0, ofd.FileName.LastIndexOf("\\"));
txtDirectory.Text = m_strDicomFilesFolder;
if (!File.Exists(ofd.FileName))
{
MessageBox.Show("File does not exist.");
return;
}
// Load the file and populate the TreeView
try
{
m_DicomDir.Load(ofd.FileName, DicomDataSetLoadFlags.LoadAndClose);
if (m_DicomDir.DataSet.InformationClass != DicomClassType.BasicDirectory)
{
MessageBox.Show("Please select a valid Dicom Directory file.");
m_DicomDir = new UserDicomDir();
return;
}
try
{
FillTreeKeys(null, null);
}
catch (Exception ex)
{
MessageBox.Show("Error while populating tree:\r\n\r\n" + ex.ToString());
}
SetStatus("DICOMDIR successfully loaded");
}
catch (Exception ex)
{
SetStatus(string.Format("Status: Failed to add file to the DICOM Directory! (Error Message: {0}) Make sure that this is a valid Dicom DataSet.", ex.Message));
return;
}
}