/// <summary>
/// Reads a row of data from a CSV file
/// </summary>
/// <param name="row"></param>
/// <returns></returns>
public bool ReadRow(CsvRow row)
{
row.LineText = ReadLine();
if (String.IsNullOrEmpty(row.LineText))
{
return(false);
}
int pos = 0;
int rows = 0;
while (pos < row.LineText.Length)
{
string value;
// Special handling for quoted field
if (row.LineText[pos] == '"')
{
// Skip initial quote
pos++;
// Parse quoted value
int start = pos;
while (pos < row.LineText.Length)
{
// Test for quote character
if (row.LineText[pos] == '"')
{
// Found one
pos++;
// If two quotes together, keep one
// Otherwise, indicates end of value
if (pos >= row.LineText.Length || row.LineText[pos] != '"')
{
pos--;
break;
}
}
pos++;
}
value = row.LineText.Substring(start, pos - start);
value = value.Replace("\"\"", "\"");
}
else
{
// Parse unquoted value
int start = pos;
while (pos < row.LineText.Length && row.LineText[pos] != ',')
{
pos++;
}
value = row.LineText.Substring(start, pos - start);
}
// Add field to list
if (rows < row.Count)
{
row[rows] = value;
}
else
{
row.Add(value);
}
rows++;
// Eat up to and including next comma
while (pos < row.LineText.Length && row.LineText[pos] != ',')
{
pos++;
}
if (pos < row.LineText.Length)
{
pos++;
}
}
// Delete any unused items
while (row.Count > rows)
{
row.RemoveAt(rows);
}
// Return true if any columns read
return(row.Count > 0);
}
private void gesture_delete_btn_Click(object sender, EventArgs e)
{
if (m_nWavingGestureIdx < 0)
{
MessageBox.Show("Please select waving gesture!", "Selected Error", MessageBoxButtons.OK, MessageBoxIcon.Exclamation);
return;
}
else
{
m_strWavingGestureNames.RemoveAt(m_nWavingGestureIdx);
m_strWavingGestureEvents.RemoveAt(m_nWavingGestureIdx);
m_strWavingGestureParts.RemoveAt(m_nWavingGestureIdx);
using (CsvFileWriter wavingGestureDataWriter = new CsvFileWriter(Application.StartupPath + "/TrainedData/WavingGestures/WavingGestures.csv"))
{
for (int i = 0; i < m_strWavingGestureNames.Count; i++)
{
CsvRow row = new CsvRow();
row.Add(m_strWavingGestureNames[i]);
row.Add(m_strWavingGestureParts[i][0]);
row.Add(m_strWavingGestureParts[i][1]);
row.Add(m_strWavingGestureParts[i][2]);
row.Add(m_strWavingGestureEvents[i]);
wavingGestureDataWriter.WriteRow(row);
}
}
waving_gesture_list.Clear();
m_wavingGestureImages.Images.Clear();
for (int i = 0; i < m_strWavingGestureNames.Count; i++)
{
try
{
Bitmap bitmap = (Bitmap)Image.FromFile(Application.StartupPath + "/TrainedData/TrainedGestures/" + m_strWavingGestureParts[i][0] + ".bmp");
m_wavingGestureImages.Images.Add(bitmap);
}
catch
{
Console.WriteLine("This is not an image file");
}
}
waving_gesture_list.View = View.LargeIcon;
m_wavingGestureImages.ImageSize = new Size(32, 32);
waving_gesture_list.LargeImageList = m_gestureImages;
for (int i = 0; i < m_strWavingGestureNames.Count; i++)
{
ListViewItem item = new ListViewItem();
item.ImageIndex = i;
item.Text = m_strWavingGestureNames[i];
waving_gesture_list.Items.Add(item);
}
if (waving_gesture_list.Items.Count <= 0)
{
gesture_edit_btn.Enabled = false;
gesture_delete_btn.Enabled = false;
}
MessageBox.Show("Delete completed!", "Selected Error", MessageBoxButtons.OK, MessageBoxIcon.Exclamation);
}
}