PopulateComboBox
(
ComboBoxPlus comboBoxPlus,
Boolean includeEmptyValue
)
{
Debug.Assert(comboBoxPlus != null);
AssertValid();
comboBoxPlus.PopulateWithObjectsAndText(
GetAllGraphAndWorkbookValues(includeEmptyValue));
}
DoDataExchange
(
Boolean bFromControls
)
{
if (bFromControls)
{
VisualScheme eScheme = VisualScheme.VertexCategories;
ComboBoxPlus oComboBoxToCheck = null;
String sColumnType = null;
// Perform error checking.
if (radVertexCategories.Checked)
{
oComboBoxToCheck = cbxVertexCategoryColumnName;
sColumnType = "category";
}
else if (radEdgeWeights.Checked)
{
eScheme = VisualScheme.EdgeWeights;
oComboBoxToCheck = cbxEdgeWeightColumnName;
sColumnType = "weight";
}
else if (radEdgeTimestamps.Checked)
{
eScheme = VisualScheme.EdgeTimestamps;
oComboBoxToCheck = cbxEdgeTimestampColumnName;
sColumnType = "timestamp";
}
else
{
Debug.Assert(false);
}
Boolean bShowVertexLabels = chkShowVertexLabels.Checked;
String sSchemeColumnName = null;
String sVertexLabelColumnName = null;
if (oComboBoxToCheck.Items.Count == 0)
{
OnInvalidComboBox(oComboBoxToCheck,
"There are no columns that can be used for that scheme.");
return(false);
}
if (
!ValidateRequiredComboBox(oComboBoxToCheck,
"Select a " + sColumnType + " column.",
out sSchemeColumnName)
||
(bShowVertexLabels && !ValidateRequiredComboBox(
cbxVertexLabelColumnName,
"Select a label column.",
out sVertexLabelColumnName))
)
{
return(false);
}
// Error checking passed. Transfer the data.
m_oAutoFillWorkbookWithSchemeDialogUserSettings.Scheme = eScheme;
switch (eScheme)
{
case VisualScheme.VertexCategories:
m_oAutoFillWorkbookWithSchemeDialogUserSettings.
VertexCategoryColumnName = sSchemeColumnName;
break;
case VisualScheme.EdgeWeights:
m_oAutoFillWorkbookWithSchemeDialogUserSettings.
EdgeWeightColumnName = sSchemeColumnName;
break;
case VisualScheme.EdgeTimestamps:
m_oAutoFillWorkbookWithSchemeDialogUserSettings.
EdgeTimestampColumnName = sSchemeColumnName;
break;
default:
Debug.Assert(false);
break;
}
m_oAutoFillWorkbookWithSchemeDialogUserSettings.ShowVertexLabels =
bShowVertexLabels;
if (bShowVertexLabels)
{
m_oAutoFillWorkbookWithSchemeDialogUserSettings.
VertexLabelColumnName = sVertexLabelColumnName;
}
}
else
{
switch (m_oAutoFillWorkbookWithSchemeDialogUserSettings.Scheme)
{
case VisualScheme.VertexCategories:
radVertexCategories.Checked = true;
break;
case VisualScheme.EdgeWeights:
radEdgeWeights.Checked = true;
break;
case VisualScheme.EdgeTimestamps:
radEdgeTimestamps.Checked = true;
break;
default:
Debug.Assert(false);
break;
}
cbxVertexCategoryColumnName.Text =
m_oAutoFillWorkbookWithSchemeDialogUserSettings.
VertexCategoryColumnName;
cbxEdgeWeightColumnName.Text =
m_oAutoFillWorkbookWithSchemeDialogUserSettings.
EdgeWeightColumnName;
cbxEdgeTimestampColumnName.Text =
m_oAutoFillWorkbookWithSchemeDialogUserSettings.
EdgeTimestampColumnName;
chkShowVertexLabels.Checked =
m_oAutoFillWorkbookWithSchemeDialogUserSettings.
ShowVertexLabels;
cbxVertexLabelColumnName.Text =
m_oAutoFillWorkbookWithSchemeDialogUserSettings.
VertexLabelColumnName;
EnableControls();
}
return(true);
}
