private void opencatalogToolStripButton_Click(object sender, EventArgs e)
{
if (ofdCatalog.ShowDialog() == DialogResult.Cancel)
{
return;
}
// Read the catalog from the file
tsStatus.Text = "Reading catalog...";
mFileName = CCatalogNode.ReadBackupFilename(ofdCatalog.FileName);
if (mFile != null)
{
mFile.Close();
}
mFile = new CBackupReader(mFileName);
CCatalogNode node = CCatalogNode.ReadCatalog(ofdCatalog.FileName);
// Populate tree view
tvDirs.Nodes.Clear();
tvDirs.Nodes.Add("root", node.Name, 0);
tvDirs.Nodes[0].Tag = node;
PopulateTreeView(tvDirs.Nodes[0], node);
tsStatus.Text = "Select a single volume, folder or file to extract.";
// UI cues
extractToolStripButton.Enabled = false;
cancelToolStripButton.Enabled = false;
savecatalogToolStripButton.Enabled = true;
}
private void extractToolStripButton_Click(object sender, EventArgs e)
{
if (tvDirs.SelectedNode == null)
{
return;
}
// Get the selected catalog node from tree node tag
CCatalogNode node = (CCatalogNode)tvDirs.SelectedNode.Tag;
if (node == null)
{
return;
}
if ((node.Type == ENodeType.Root) || (node.Type == ENodeType.Set))
{
return;
}
// Get extraction path
if (fbdBackup.ShowDialog() != DialogResult.OK)
{
return;
}
string TargetPath = fbdBackup.SelectedPath;
// Extract the selected node and child nodes
node.ExtractTo(mFile, TargetPath);
}
public CCatalogNode AddDatabase(CDatabaseDescriptorBlock descriptorBlock)
{
var cnode = new CCatalogNode(descriptorBlock, "Database - not yet implemented", ENodeType.Folder);
cnode.mParent = this;
mNodes.Add(cnode);
return(cnode);
}
public CCatalogNode AddFolder(CDirectoryDescriptorBlock descriptorBlock, string nName)
{
var cnode = new CCatalogNode(descriptorBlock, nName, ENodeType.Folder);
cnode.mParent = this;
mNodes.Add(cnode);
return(cnode);
}
public CCatalogNode AddFile(CFileDescriptorBlock descriptorBlock, string nName)
{
var cnode = new CCatalogNode(descriptorBlock, nName, ENodeType.File);
cnode.mParent = this;
mNodes.Add(cnode);
return(cnode);
}
public CCatalogNode AddVolume(CVolumeDescriptorBlock descriptorBlock)
{
var cnode = new CCatalogNode(descriptorBlock, descriptorBlock.DeviceName, ENodeType.Volume);
cnode.mParent = this;
mNodes.Add(cnode);
return(cnode);
}
public CCatalogNode AddSet(CStartOfDataSetDescriptorBlock descriptorBlock)
{
var name = "Set: " + descriptorBlock.DataSetNumber + " - " + descriptorBlock.DataSetName;
var cnode = new CCatalogNode(descriptorBlock, name, ENodeType.Set);
cnode.mParent = this;
mNodes.Add(cnode);
return(cnode);
}
public CCatalogNode(CDescriptorBlock descriptorBlock, string nName, ENodeType nType)
{
mDescriptorBlock = descriptorBlock;
mName = nName;
mType = nType;
mOffset = descriptorBlock.StartPosition;
mParent = null;
mNodes = new System.Collections.Generic.List <CCatalogNode>();
}
public CCatalogNode()
{
mDescriptorBlock = null;
mName = "";
mType = ENodeType.Root;
mOffset = 0;
mParent = null;
mNodes = new System.Collections.Generic.List <CCatalogNode>();
}
/// <summary>
/// Saves the catalog to the disk.
/// </summary>
public static void SaveCatalog(string Filename, CCatalogNode Node, string BackupFilename)
{
// Open the file
System.IO.BinaryWriter file = new System.IO.BinaryWriter(new System.IO.FileStream(Filename, System.IO.FileMode.Create, System.IO.FileAccess.Write));
// Write full path to backup file
file.Write(BackupFilename);
// Write nodes
Node.SaveNode(file);
// Close the file
file.Close();
}
private void ReadNode(System.IO.BinaryReader file)
{
// Read node info
mType = (ENodeType)file.ReadInt32();
mName = file.ReadString();
mOffset = file.ReadInt64();
int count = file.ReadInt32();
// Recursively read child nodes
for (int i = 0; i < count; i++)
{
CCatalogNode node = new CCatalogNode();
mNodes.Add(node);
node.ReadNode(file);
}
}
private void savecatalogToolStripButton_Click(object sender, EventArgs e)
{
if (tvDirs.Nodes.Count == 0)
{
return;
}
if (tvDirs.Nodes[0].Tag == null)
{
return;
}
if (sfdCatalog.ShowDialog() == DialogResult.Cancel)
{
return;
}
// Save the catalog to the file
CCatalogNode.SaveCatalog(sfdCatalog.FileName, (CCatalogNode)tvDirs.Nodes[0].Tag, mFileName);
}
/// <summary>
/// Reads the catalog from the disk.
/// </summary>
public static CCatalogNode ReadCatalog(string filename)
{
// Create the root node
var node = new CCatalogNode();
// Open the file
System.IO.BinaryReader file = new System.IO.BinaryReader(new System.IO.FileStream(filename, System.IO.FileMode.Open, System.IO.FileAccess.Read));
// Read backup file name
file.ReadString();
// Read nodes
node.ReadNode(file);
// Close the file
file.Close();
return(node);
}
private void PopulateTreeView(TreeNode TNode, CCatalogNode CNode)
{
foreach (CCatalogNode node in CNode.Children)
{
TreeNode snode = new TreeNode(node.Name);
if (node.Type == ENodeType.Set)
{
snode.ImageIndex = 1;
snode.SelectedImageIndex = 1;
snode.Tag = node;
TNode.Nodes.Add(snode);
}
else if (node.Type == ENodeType.Volume)
{
snode.ImageIndex = 2;
snode.SelectedImageIndex = 2;
snode.Tag = node;
TNode.Nodes.Add(snode);
}
else if (node.Type == ENodeType.Folder)
{
snode.ImageIndex = 3;
snode.SelectedImageIndex = 3;
snode.Tag = node;
TNode.Nodes.Add(snode);
}
else if (node.Type == ENodeType.File)
{
snode.ImageIndex = 4;
snode.SelectedImageIndex = 4;
snode.Tag = node;
TNode.Nodes.Add(snode);
}
else if (node.Type == ENodeType.Database)
{
snode.ImageIndex = 3;
snode.SelectedImageIndex = 3;
snode.Tag = node;
TNode.Nodes.Add(snode);
}
PopulateTreeView(snode, node);
}
}
private void openToolStripButton_Click(object sender, EventArgs e)
{
if (ofdBackup.ShowDialog() == DialogResult.OK)
{
// Open the backup file
mFileName = ofdBackup.FileName;
tsStatus.Text = "Reading " + mFileName;
// UI cues
openToolStripButton.Enabled = false;
extractToolStripButton.Enabled = false;
cancelToolStripButton.Enabled = true;
opencatalogToolStripButton.Enabled = false;
savecatalogToolStripButton.Enabled = false;
// Open and read the catalog
if (mFile != null)
{
mFile.Close();
}
mFile = new CBackupReader(mFileName);
mFile.OnProgressChange += new CBackupReader.ProgressChange(mFile_OnProgressChange);
CCatalogNode node = mFile.ReadCatalog();
// Populate tree view
tvDirs.Nodes.Clear();
tvDirs.Nodes.Add("root", node.Name, 0);
tvDirs.Nodes[0].Tag = node;
PopulateTreeView(tvDirs.Nodes[0], node);
tsStatus.Text = "Select a single volume, folder or file to extract.";
// UI cues
openToolStripButton.Enabled = true;
extractToolStripButton.Enabled = false;
cancelToolStripButton.Enabled = false;
savecatalogToolStripButton.Enabled = true;
opencatalogToolStripButton.Enabled = true;
savecatalogToolStripButton.Enabled = true;
}
}
private void tvDirs_NodeMouseDoubleClick(object sender, TreeNodeMouseClickEventArgs e)
{
if (e.Button != MouseButtons.Left)
{
return;
}
// Get the selected catalog node from tree node tag
CCatalogNode node = (CCatalogNode)tvDirs.SelectedNode.Tag;
if (node == null)
{
return;
}
if (node.Type != ENodeType.File)
{
return;
}
// Extract the selected node to a temporary folder
string TargetPath = System.IO.Path.GetTempPath();
node.ExtractTo(mFile, TargetPath);
// Open the file
System.Diagnostics.ProcessStartInfo psi = new System.Diagnostics.ProcessStartInfo(TargetPath + node.Name);
psi.UseShellExecute = true;
psi.ErrorDialog = true;
psi.ErrorDialogParentHandle = this.Handle;
try
{
System.Diagnostics.Process.Start(psi);
}
catch (Win32Exception ex)
{
MessageBox.Show(this, "Could not open the file '" + node.Name + "'." + ex.ToString(), "Backup Reader", MessageBoxButtons.OK, MessageBoxIcon.Warning);
}
}
private void tvDirs_AfterSelect(object sender, TreeViewEventArgs e)
{
extractToolStripButton.Enabled = false;
if (tvDirs.SelectedNode == null)
{
return;
}
// Get the selected catalog node from tree node tag
CCatalogNode node = (CCatalogNode)tvDirs.SelectedNode.Tag;
if (node == null)
{
return;
}
if ((node.Type == ENodeType.Root) || (node.Type == ENodeType.Set))
{
return;
}
extractToolStripButton.Enabled = true;
}
private void PopulateTreeView(TreeNode TNode, CCatalogNode CNode)
{
foreach (CCatalogNode node in CNode.Children)
{
TreeNode snode = new TreeNode(node.Name);
if (node.Type == ENodeType.Set)
{
snode.ImageIndex = 1;
snode.SelectedImageIndex = 1;
snode.Tag = node;
TNode.Nodes.Add(snode);
}
else if (node.Type == ENodeType.Volume)
{
snode.ImageIndex = 2;
snode.SelectedImageIndex = 2;
snode.Tag = node;
TNode.Nodes.Add(snode);
}
else if (node.Type == ENodeType.Folder)
{
snode.ImageIndex = 3;
snode.SelectedImageIndex = 3;
snode.Tag = node;
TNode.Nodes.Add(snode);
}
else if (node.Type == ENodeType.File)
{
snode.ImageIndex = 4;
snode.SelectedImageIndex = 4;
snode.Tag = node;
TNode.Nodes.Add(snode);
}
PopulateTreeView(snode, node);
}
}
