void BuildFeaturesHierarchy()
{
features = Runtime.Session.Features;
//build the hierarchy tree
var rootItems = features.Where(x => x.ParentName.IsEmpty())
.OrderBy(x => x.RawDisplay)
.ToArray();
var itemsToProcess = new Queue <FeatureItem>(rootItems); //features to find the children for
while (itemsToProcess.Any())
{
var item = itemsToProcess.Dequeue();
//create the view of the feature
var view = new ReadOnlyTreeNode
{
Text = item.Title,
Tag = item, //link view to model
IsReadOnly = item.DisallowAbsent,
DefaultChecked = item.DefaultIsToBeInstalled(),
Checked = item.DefaultIsToBeInstalled()
};
item.View = view;
if (item.Parent != null && item.Display != FeatureDisplay.hidden)
{
(item.Parent.View as TreeNode).Nodes.Add(view); //link child view to parent view
}
// even if the item is hidden process all its children so the correct hierarchy is established
// find all children
features.Where(x => x.ParentName == item.Name)
.ForEach(c =>
{
c.Parent = item; //link child model to parent model
itemsToProcess.Enqueue(c); //schedule for further processing
});
if (UserSelectedItems != null)
{
view.Checked = UserSelectedItems.Contains((view.Tag as FeatureItem).Name);
}
if (item.Display == FeatureDisplay.expand)
{
view.Expand();
}
}
//add views to the treeView control
rootItems.Where(x => x.Display != FeatureDisplay.hidden)
.Select(x => x.View)
.Cast <TreeNode>()
.ForEach(node => featuresTree.Nodes.Add(node));
isAutoCheckingActive = true;
}
void BuildFeaturesHierarchy()
{
//Cannot use MsiRuntime.Session.Features (FeatureInfo collection).
//This WiX feature is just not implemented yet. All members except 'Name' throw InvalidHandeException
//Thus instead of using FeatureInfo just collect the names and query database for the rest of the properties.
string[] names = MsiRuntime.Session.Features.Select(x => x.Name).ToArray();
features = names.Select(name => new FeatureItem(MsiRuntime.Session, name)).ToArray();
//build the hierarchy tree
var rootItems = features.Where(x => x.ParentName.IsEmpty()).ToArray();
var itemsToProcess = new Queue <FeatureItem>(rootItems); //features to find the children for
while (itemsToProcess.Any())
{
var item = itemsToProcess.Dequeue();
//create the view of the feature
var view = new ReadOnlyTreeNode
{
Text = item.Title,
Tag = item, //link view to model
IsReadOnly = item.DisallowAbsent,
Checked = item.DefaultIsToBeInstalled()
};
item.View = view;
if (item.Parent != null)
{
(item.Parent.View as TreeNode).Nodes.Add(view); //link child view to parent view
}
//find all children
features.Where(x => x.ParentName == item.Name)
.ForEach(c =>
{
c.Parent = item; //link child model to parent model
itemsToProcess.Enqueue(c); //schedule for further processing
});
if (UserSelectedItems != null)
{
view.Checked = UserSelectedItems.Contains(view.Text);
}
}
//add views to the treeView control
rootItems.Select(x => x.View)
.Cast <TreeNode>()
.ForEach(node => featuresTree.Nodes.Add(node));
isAutoCheckingActive = true;
}
void BuildFeaturesHierarchy()
{
//Cannot use MsiRuntime.Session.Features (FeatureInfo collection).
//This WiX feature is just not implemented yet. All members except 'Name' throw InvalidHandeException
//Thus instead of using FeatureInfo just collect the names and query database for the rest of the properties.
string[] names = MsiRuntime.Session.Features.Select(x => x.Name).ToArray();
features = names.Select(name => new FeatureItem(MsiRuntime.Session, name)).ToArray();
//build the hierarchy tree
var rootItems = features.Where(x => x.ParentName.IsEmpty()).ToArray();
var itemsToProcess = new Queue<FeatureItem>(rootItems); //features to find the children for
while (itemsToProcess.Any())
{
var item = itemsToProcess.Dequeue();
//create the view of the feature
var view = new ReadOnlyTreeNode
{
Text = item.Title,
Tag = item, //link view to model
IsReadOnly = item.DisallowAbsent,
Checked = item.DefaultIsToBeInstalled()
};
item.View = view;
if (item.Parent != null)
{
(item.Parent.View as TreeNode).Nodes.Add(view); //link child view to parent view
}
//find all children
features.Where(x => x.ParentName == item.Name)
.ForEach(c =>
{
c.Parent = item; //link child model to parent model
itemsToProcess.Enqueue(c); //schedule for further processing
});
if (UserSelectedItems != null)
view.Checked = UserSelectedItems.Contains(view.Text);
}
//add views to the treeView control
rootItems.Select(x => x.View)
.Cast<TreeNode>()
.ForEach(node => featuresTree.Nodes.Add(node));
isAutoCheckingActive = true;
}
