/// <summary>
/// Show folders and files hierarchically on the TreeView
/// </summary>
/// <param name="rootFolders"></param>
public void SetFileHierarchies(FileHierarchies fileHierarchies)
{
SortedDictionary <string, Folder> _rootFolders = fileHierarchies.GetRootFolders();
if (_rootFolders == null)
{
return;
}
// remove all existing nodes in tree view
_tvwFolders.Nodes.Clear();
foreach (var pair in _rootFolders)
{
Folder rootFolder = pair.Value;
TreeNode rootNode = new TreeNode(rootFolder.Name);
rootNode.Tag = rootFolder; // bind a folder information to the node
SetCheckState(rootNode, rootFolder.CheckState);
ConstructTreeRecursively(rootFolder, rootNode);
_tvwFolders.Nodes.Add(rootNode);
}
}
/// <summary>
/// Load the information of selected folders and files from a FileListExporter file
/// </summary>
/// <returns></returns>
public FileHierarchies LoadFile()
{
BinaryFormatter formatter = new BinaryFormatter();
FileStream loadFile = System.IO.File.Open(_filePath, FileMode.Open, FileAccess.Read, FileShare.Read);
SortedDictionary <string, Folder> rootFolders = formatter.Deserialize(loadFile) as SortedDictionary <string, Folder>;
FileHierarchies fileHierarchies = new FileHierarchies(rootFolders);
loadFile.Close();
return(fileHierarchies);
}
/// <summary>
/// Load a txt file which is exported from SpaceSniffer program and returns file hierarchies
/// </summary>
/// <param name="txtFilePath">A full path of a txt file</param>
/// <returns>True, if the file is successfully loaded</returns>
public FileHierarchies LoadTxtFile(string txtFilePath)
{
FileHierarchies hierarchies = new FileHierarchies();
// open the file
using (StreamReader reader = new StreamReader(txtFilePath))
{
try
{
string line;
Folder lastFolder = null;
// process line by line
while (!reader.EndOfStream)
{
// load one line
line = reader.ReadLine();
// if the line is empty:
if (line == null || line == "")
{
// ignore
}
// if the line is file information
// (ex. " [ 67.4MB] AtestLeap.zip")
else if (line.Length > 2 && line[0] == ' ' && line[1] == ' ')
{
// insert a file to the last folder
if (lastFolder != null)
{
// split size and file name
int sizeEndIndex = line.IndexOf(']');
string strSize = line.Substring(3, sizeEndIndex - 3);
Size size = new Size(strSize);
string fileName = line.Substring(sizeEndIndex + 2);
// add a file to the last folder
lastFolder.AddFile(fileName, size);
}
}
// if the line is path information
// (ex. "F:\BackUp\BackUp\Dcut [31.0GB]")
else
{
// split path and size
int sizeStartIndex = line.LastIndexOf(" [");
string path = line.Substring(0, sizeStartIndex);
string strSize = line.Substring(sizeStartIndex + 2);
strSize = strSize.Remove(strSize.LastIndexOf(']'));
Size size = new Size(strSize);
// add a path and ready to insert files into it
lastFolder = hierarchies.AddPath(path, size);
}
}
}
// if an exception is occured while loading file
catch (Exception e)
{
MessageBox.Show(
text: "Failed to load \"" + txtFilePath + "\"!\nPlease make sure you select the correct file.\n\nException message: " + e.ToString(),
caption: "",
buttons: MessageBoxButtons.OK,
icon: MessageBoxIcon.Error);
hierarchies = null;
}
finally
{
}
}
return(hierarchies);
}
/// <summary>
/// Initialize this program
/// </summary>
/// <param name="e"></param>
protected override void OnShown(EventArgs e)
{
base.OnShown(e);
EventHandlerManager.AddEventHandler(tvwFolders, "AfterCheck", this, "tvwFolders_AfterCheck");
EventHandlerManager.AddEventHandler(tvwFolders, "AfterSelect", this, "tvwFolders_AfterSelect");
EventHandlerManager.AddEventHandler(lvwFiles, "ItemChecked", this, "lvwFiles_ItemChecked");
EventHandlerManager.AddEventHandler(chkSelectAll, "CheckedChanged", this, "chkSelectAll_CheckedChanged");
tvwFoldersManager = new FolderTreeViewManager(tvwFolders);
lvwFilesManager = new FileListViewManager(lvwFiles, colName, colType, colSize);
// initialize the title message of the form
_defaultMainFormText = Text;
SetMessageToMainFormText("");
// initialize the status strip bar
lblStatusStrip.Text = "";
// restrict file types that this app can open
dlgOpenFile.Filter = "SpaceSniffer export file|*." + _txtExtention + "|FileListExporter File|*." + _fileListExtention;
// show file open dialog
DialogResult result = dlgOpenFile.ShowDialog();
// if a file is selected:
if (result == DialogResult.OK)
{
fileListExporterFile.SetFilePath(dlgOpenFile.FileName);
// if a txt file(SpaceSniffer export filer) is selected:
if (fileListExporterFile.FileExtention == _txtExtention)
{
SetStatusLoading(dlgOpenFile.FileName);
// try to load the selected txt file
_fileHierarchies = spaceSnifferFile.LoadTxtFile(dlgOpenFile.FileName);
// if the file hierarchies are successfully loaded:
if (_fileHierarchies != null)
{
SetStatusLoaded(dlgOpenFile.FileName);
// show FileListExporter file save dialog
if (ShowSaveFileDialog(fileListExporterFile.FileDirectory, fileListExporterFile.FileNameBody))
{
SetStatusSaving(fileListExporterFile.FilePath);
fileListExporterFile.SaveFile(_fileHierarchies.GetRootFolders());
SetMessageToMainFormText(fileListExporterFile.FilePath);
SetStatusSaved(fileListExporterFile.FilePath);
SetStatusFoldersLoading();
EventHandlerManager.PauseAllEventHandlers();
{
tvwFoldersManager.SetFileHierarchies(_fileHierarchies);
}
EventHandlerManager.ResumeAllEventHandlers();
SetStatusFoldersLoaded();
}
// if a user gave up to proceed:
else
{
// close the program
Dispose();
}
}
else
{
// close the program
Dispose();
}
}
// if a FileListExporter file is selected:
else if (fileListExporterFile.FileExtention == _fileListExtention)
{
fileListExporterFile.SetFilePath(dlgOpenFile.FileName);
SetStatusLoading(fileListExporterFile.FilePath);
_fileHierarchies = fileListExporterFile.LoadFile();
// if the file hierarchies are successfully loaded:
if (_fileHierarchies != null)
{
SetStatusLoaded(fileListExporterFile.FilePath);
SetMessageToMainFormText(fileListExporterFile.FilePath);
tvwFoldersManager.SetFileHierarchies(_fileHierarchies);
}
else
{
// close the program
Dispose();
}
}
else
{
// close the program
MessageBox.Show("Please select a file with these types only: " + dlgOpenFile.Filter);
Dispose();
}
}
// if canceled:
else
{
// close the app
Dispose();
}
}
