//******************************************************************
/// <summary>
/// Displays the Features form so the user can view (but not edit)
/// the features of the given SyntaxNode. The user can also modify
/// the FavoriteListFeatures, FavoriteTreeFeatures and
/// CopyFavoritesOnly settings. If the user clicks OK, changes are
/// saved to the settings, and DialogResult.OK is returned.
/// Otherwise, DialogResult.Cancel is returned and any changes are
/// discarded.
/// </summary>
public static DialogResult OpenFeaturesReadOnly(SyntaxNode oNode)
{
//**************************************************************
// Validate the parameters.
if (oNode == null)
{
string sMessage = "Invalid argument: "
+ "FeaturesForm.OpenFeaturesReadOnly() requires "
+ "a SyntaxNode object that is not null.";
throw new Exception(sMessage);
}
//**************************************************************
// Create an instance of the FeaturesForm.
FeaturesForm oForm = new FeaturesForm();
//**************************************************************
// Set the form's ReadOnly property to true (the user is not
// allowed to edit features).
oForm.ReadOnly = true;
//**************************************************************
// Set the form's DisplayedNode property to a copy of the node
// specified by the oNode parameter.
oForm.DisplayedNode = oNode.CloneNode();
//**************************************************************
// Show the form so the user can view (but not edit) the
// features of the DisplayedNode.
DialogResult iResult = oForm.ShowDialog();
//**************************************************************
// Return the dialog result.
return iResult;
}
//******************************************************************
/// <summary>
/// Displays the Features form so the user can view and edit the
/// features of the given SyntaxNode. The user can also modify the
/// FavoriteListFeatures, FavoriteTreeFeatures and CopyFavoritesOnly
/// settings. If the user clicks OK, the edits are saved to the
/// SyntaxNode features, changes are saved to the settings, and
/// DialogResult.OK is returned. Otherwise, DialogResult.Cancel is
/// returned and any changes are discarded.
/// </summary>
public static DialogResult OpenFeatures(SyntaxNode oNode)
{
//**************************************************************
// Validate the parameters.
if (oNode == null)
{
string sMessage = "Invalid argument: "
+ "FeaturesForm.OpenFeatures() requires "
+ "a SyntaxNode object that is not null.";
throw new Exception(sMessage);
}
//**************************************************************
// Create an instance of the FeaturesForm.
FeaturesForm oForm = new FeaturesForm();
//**************************************************************
// Set the form's ReadOnly property to false.
oForm.ReadOnly = false;
//**************************************************************
// Set the form's DisplayedNode property to a copy of the node
// specified by the oNode parameter.
oForm.DisplayedNode = oNode.CloneNode();
//**************************************************************
// Show the form so the user can view and edit the features of
// the DisplayedNode.
DialogResult iResult = oForm.ShowDialog();
//**************************************************************
// If the user clicked OK, save the changes that the user made
// to the features:
//
// Update the specified oNode by clearing its features and then
// copying all the features from the form's DisplayedNode to the
// oNode.Features collection.
if (iResult == DialogResult.OK)
{
oNode.Features.Clear();
foreach (SyntaxFeature oFeature in
oForm.DisplayedNode.Features)
{
oNode.Features[oFeature.Name] = oFeature.Value;
}
}
//**************************************************************
// Return the dialog result.
return iResult;
}
