// Shown here for demonstration purposes only to illustrate the effect of this configuration.
static void DisableAllTriggers(object sender, EventArgs e)
{
ICamera camera = sender as ICamera;
// Disable all trigger types.
//------------------------------------------------------------------------------
// Get required enumerations.
IEnumParameter triggerSelector = camera.Parameters [PLCamera.TriggerSelector];
IEnumParameter triggerMode = camera.Parameters [PLCamera.TriggerMode];
// Remember previous selector value.
string oldSelectorValue = triggerSelector.IsReadable ? triggerSelector.GetValue() : null;
try
{
// Turn trigger mode off for all trigger selector entries.
foreach (string trigger in triggerSelector)
{
triggerSelector.SetValue(trigger);
triggerMode.SetValue(PLCamera.TriggerMode.Off);
}
}
finally
{
// Restore previous selector.
if (oldSelectorValue != null)
{
triggerSelector.SetValue(oldSelectorValue);
}
}
// Set acquisition mode to Continuous.
camera.Parameters [PLCamera.AcquisitionMode].SetValue(PLCamera.AcquisitionMode.SingleFrame);
}
public override string GetImageFormat() // 获取图像格式
{
using (IEnumParameter p = m_dev.ParameterCollection[ParametrizeNameSet.ImagePixelFormat])
{
return(p.GetValue());
}
}
// Gets the current values from the node and displays them.
private void UpdateValues()
{
try
{
if (parameter != null)
{
_log.DebugFormat("Clear Enum Items for {0}.", EnumerationName);
// Reset the Combobox.
CurEnumIdx = -1;
EnumItems.Clear();
IsError = false;
// Set the items for the combobox and enable the combobox.
if (parameter.IsWritable && parameter.IsReadable)
{
string selected = parameter.GetValue();
foreach (string valueName in parameter)
{
var item = new EnumItem(parameter, valueName);
EnumItems.Add(item);
if (selected == valueName)
{
CurEnumIdx = EnumItems.Count - 1;
}
}
IsReadable = true;
IsWriteable = true;
}
// Disable the combobox, e.g. if camera is grabbing.
else if (parameter.IsReadable)
{
var item = new EnumItem(parameter);
EnumItems.Add(item);
CurEnumIdx = EnumItems.Count - 1;
IsWriteable = false;
IsReadable = true;
}
// If the parameter is not readable, disable the combobox without setting any items.
else
{
IsReadable = false;
IsWriteable = false;
}
}
}
catch
{
// If errors occurred, disable the control.
SetErrorState();
}
}
// Gets the current values from the node and displays them.
private void UpdateValues()
{
try
{
if (parameter != null)
{
// Reset the Combobox.
comboBox.Items.Clear();
// Set the items for the combobox and enable the combobox.
if (parameter.IsWritable && parameter.IsReadable)
{
string selected = parameter.GetValue();
foreach (string valueName in parameter)
{
EnumValue item = new EnumValue(parameter, valueName);
comboBox.Items.Add(item);
if (selected == valueName)
{
comboBox.SelectedIndex = comboBox.Items.Count - 1;
}
}
labelName.Enabled = true;
comboBox.Enabled = true;
}
// Disable the combobox, e.g. if camera is grabbing.
else if (parameter.IsReadable)
{
EnumValue item = new EnumValue(parameter);
comboBox.Items.Add(item);
comboBox.SelectedIndex = comboBox.Items.Count - 1;
labelName.Enabled = true;
comboBox.Enabled = false;
}
// If the parameter is not readable, disable the combobox without setting any items.
else
{
labelName.Enabled = false;
comboBox.Enabled = false;
}
}
}
catch
{
// If errors occurred, disable the control.
SetErrorState();
}
}
// Provides the display name and the name of an enum value.
public EnumItem(IEnumParameter parameter)
{
ValueName = parameter.GetValue();
ValueDisplayName = parameter.GetAdvancedValueProperties(ValueName).GetPropertyOrDefault(AdvancedParameterAccessKey.DisplayName, ValueName);
}
