private void LoadFeatureTree(MsiFeature feature, TreeNode node)
{
TreeNode newNode = null;
if (node == null)
{
newNode = tvFeatures.Nodes.Add(feature.Title);
newNode.Tag = feature;
}
else
{
newNode = node.Nodes.Add(feature.Title);
newNode.Tag = feature;
}
newNode.Checked = feature.IsAlreadyInstalled;
if (feature.ChildFeatures != null)
{
foreach (MsiFeature childFeature in feature.ChildFeatures)
{
LoadFeatureTree(childFeature, newNode);
}
}
}
private void tvFeatures_AfterSelect(object sender, TreeViewEventArgs e)
{
if (e.Node.Tag != null)
{
MsiFeature feature = (MsiFeature)e.Node.Tag;
lblDescription.Text = feature.Description;
lblFileCost.Text = "Feature Cost " + (feature.FeatureCost / 1024) + " K bytes";
lblTotalFeatureCost.Text = "Total feature cost inclusing child features " + (feature.TotalCost / 1024) + " K bytes";
}
}
private void UpdateSelectedFeatures(TreeNode node)
{
if (node.Tag != null)
{
MsiFeature feature = (MsiFeature)node.Tag;
if (node.Checked)
{
Globals.Instance.InstallFeatures.Add(feature);
}
else if (node.Checked == false && feature.IsAlreadyInstalled)
{
Globals.Instance.UninstallFeatures.Add(feature);
}
}
if (node.Nodes != null)
{
foreach (TreeNode childNode in node.Nodes)
{
UpdateSelectedFeatures(childNode);
}
}
}
