public PackageItem(InstallDialogViewModel parent, PackageItem parentNode, HashSet<string> selectedFiles)
{
_selectedFiles = selectedFiles;
Children = new PackageItem[0];
ParentModel = parent;
Parent = parentNode;
}
private static void SetNodeOpenStates(PackageItem item)
{
bool shouldBeOpen = false;
foreach (PackageItem child in item.Children)
{
SetNodeOpenStates(child);
shouldBeOpen |= child.IsChecked.GetValueOrDefault(true) || child.IsExpanded;
}
item.IsExpanded = shouldBeOpen;
}
private void RebuildPackageTree(InstallablePackage package)
{
if (package != Package)
{
return;
}
DisplayRoots = null;
if (package == null)
{
return;
}
bool canUpdateInstallStatusValue = false;
Func<bool> canUpdateInstallStatus = () => canUpdateInstallStatusValue;
HashSet<string> selectedFiles = new HashSet<string>(StringComparer.OrdinalIgnoreCase);
PackageItem root = new PackageItem(this, null, selectedFiles)
{
CanUpdateInstallStatus = canUpdateInstallStatus,
ItemType = PackageItemType.Folder,
Name = RootFolderName,
IsChecked = false
};
PackageItem packageItem = new PackageItem(this, root, selectedFiles)
{
CanUpdateInstallStatus = canUpdateInstallStatus,
Name = package.Name,
ItemType = PackageItemType.Folder,
IsChecked = false
};
//The node that children will be added to
PackageItem realParent = root;
//The node that will be set as the parent of the child nodes
PackageItem virtualParent = packageItem;
if (IncludePackageName)
{
realParent = packageItem;
root.Children = new[] { packageItem };
}
foreach (string file in package.Files)
{
string[] parts = file.Split('/');
PackageItem currentRealParent = realParent;
PackageItem currentVirtualParent = virtualParent;
for (int i = 0; i < parts.Length; ++i)
{
bool isFolder = i != parts.Length - 1;
if (isFolder)
{
PackageItem next = currentRealParent.Children.FirstOrDefault(x => x.ItemType == PackageItemType.Folder && string.Equals(x.Name, parts[i]));
if (next == null)
{
next = new PackageItem(this, currentVirtualParent, selectedFiles)
{
CanUpdateInstallStatus = canUpdateInstallStatus,
Name = parts[i],
ItemType = PackageItemType.Folder,
IsChecked = false
};
List<PackageItem> children = new List<PackageItem>(currentRealParent.Children)
{
next
};
children.Sort((x, y) => x.ItemType == y.ItemType ? StringComparer.OrdinalIgnoreCase.Compare(x.Name, y.Name) : y.ItemType == PackageItemType.Folder ? 1 : -1);
currentRealParent.Children = children;
if (currentVirtualParent != currentRealParent)
{
currentVirtualParent.Children = children;
}
}
currentRealParent = next;
currentVirtualParent = next;
}
else
{
PackageItem next = new PackageItem(this, currentVirtualParent, selectedFiles)
{
CanUpdateInstallStatus = canUpdateInstallStatus,
FullPath = file,
Name = parts[i],
ItemType = PackageItemType.File,
IsChecked = false,
};
List<PackageItem> children = new List<PackageItem>(currentRealParent.Children)
{
next
};
children.Sort((x, y) => x.ItemType == y.ItemType ? StringComparer.OrdinalIgnoreCase.Compare(x.Name, y.Name) : y.ItemType == PackageItemType.Folder ? -1 : 1);
currentRealParent.Children = children;
if (currentVirtualParent != currentRealParent)
{
currentVirtualParent.Children = children;
}
next.IsMain = string.Equals(package.MainFile, file, StringComparison.OrdinalIgnoreCase);
}
}
}
SetNodeOpenStates(root);
Dispatcher.Invoke(() =>
{
if (package == Package)
{
canUpdateInstallStatusValue = true;
_packageItem = packageItem;
DisplayRoots = new[] { root };
SelectedFiles = selectedFiles;
InstallPackageCommand.CanExecute(null);
}
});
}
private void RebuildPackageTree(InstallablePackage package)
{
if (package != Package)
{
return;
}
DisplayRoots = null;
if (package == null)
{
return;
}
bool canUpdateInstallStatusValue = false;
Func <bool> canUpdateInstallStatus = () => canUpdateInstallStatusValue;
HashSet <string> selectedFiles = new HashSet <string>(StringComparer.OrdinalIgnoreCase);
PackageItem root = new PackageItem(this, null, selectedFiles)
{
CanUpdateInstallStatus = canUpdateInstallStatus,
ItemType = PackageItemType.Folder,
Name = RootFolderName,
IsChecked = false
};
PackageItem packageItem = new PackageItem(this, root, selectedFiles)
{
CanUpdateInstallStatus = canUpdateInstallStatus,
Name = package.Name,
ItemType = PackageItemType.Folder,
IsChecked = false
};
//The node that children will be added to
PackageItem realParent = root;
//The node that will be set as the parent of the child nodes
PackageItem virtualParent = packageItem;
if (IncludePackageName)
{
realParent = packageItem;
root.Children = new[] { packageItem };
}
foreach (string file in package.Files)
{
string[] parts = file.Split('/');
PackageItem currentRealParent = realParent;
PackageItem currentVirtualParent = virtualParent;
for (int i = 0; i < parts.Length; ++i)
{
bool isFolder = i != parts.Length - 1;
if (isFolder)
{
PackageItem next = currentRealParent.Children.FirstOrDefault(x => x.ItemType == PackageItemType.Folder && string.Equals(x.Name, parts[i]));
if (next == null)
{
next = new PackageItem(this, currentVirtualParent, selectedFiles)
{
CanUpdateInstallStatus = canUpdateInstallStatus,
Name = parts[i],
ItemType = PackageItemType.Folder,
IsChecked = false
};
List <PackageItem> children = new List <PackageItem>(currentRealParent.Children)
{
next
};
children.Sort((x, y) => x.ItemType == y.ItemType ? StringComparer.OrdinalIgnoreCase.Compare(x.Name, y.Name) : y.ItemType == PackageItemType.Folder ? 1 : -1);
currentRealParent.Children = children;
if (currentVirtualParent != currentRealParent)
{
currentVirtualParent.Children = children;
}
}
currentRealParent = next;
currentVirtualParent = next;
}
else
{
PackageItem next = new PackageItem(this, currentVirtualParent, selectedFiles)
{
CanUpdateInstallStatus = canUpdateInstallStatus,
FullPath = file,
Name = parts[i],
ItemType = PackageItemType.File,
IsChecked = false,
};
List <PackageItem> children = new List <PackageItem>(currentRealParent.Children)
{
next
};
children.Sort((x, y) => x.ItemType == y.ItemType ? StringComparer.OrdinalIgnoreCase.Compare(x.Name, y.Name) : y.ItemType == PackageItemType.Folder ? -1 : 1);
currentRealParent.Children = children;
if (currentVirtualParent != currentRealParent)
{
currentVirtualParent.Children = children;
}
next.IsMain = string.Equals(package.MainFile, file, StringComparison.OrdinalIgnoreCase);
}
}
}
SetNodeOpenStates(root);
Dispatcher.Invoke(() =>
{
if (package == Package)
{
canUpdateInstallStatusValue = true;
_packageItem = packageItem;
DisplayRoots = new[] { root };
SelectedFiles = selectedFiles;
InstallPackageCommand.CanExecute(null);
}
});
}
