public ZipExtractEngine
(List <string> source,
string destination_dir,
ArchiveExtractOptions options,
CopyFileProgressDialog dialog,
string mask,
ZipFile zipFile,
string initial_zip_dir)
{
initial_sources = source;
initial_destination = destination_dir;
opts = options;
progress_dialog = dialog;
this.mask = mask;
zip_file = zipFile;
this.initial_zip_dir = initial_zip_dir;
if (progress_dialog != null)
{
progress_dialog.FormClosing += new System.Windows.Forms.FormClosingEventHandler
(progress_dialog_FormClosing);
}
update_progress_delegate_holder = new MethodInvokerUpdateProgress(update_progress);
}
private void extract_one_entry
(ZipFile zip_file,
ZipEntry zip_entry,
string destination_file,
ArchiveExtractOptions options)
{
//check destination if ovewrite newer
//open streams
//copy streams
//close streams
}
protected override void internal_command_proc()
{
QueryPanelInfoEventArgs e_current = new QueryPanelInfoEventArgs();
QueryPanelInfoEventArgs e_other = new QueryPanelInfoEventArgs();
OnQueryCurrentPanel(e_current);
OnQueryOtherPanel(e_other);
//int buffer_size = 0x8000;
if (!(e_other.ItemCollection is DirectoryList))
{
Messages.ShowMessage
(Options.GetLiteral(Options.LANG_WRONG_DESTINATION));
return;
}
DirectoryList dl = (DirectoryList)e_other.ItemCollection;
string dest_dir = dl.DirectoryPath;
ZipDirectory zd = (ZipDirectory)e_current.ItemCollection;
ZipFile source_zip_file = zd.ZipFile;
string zip_current_dir = zd.CurrentZipDirectory;
ArchiveExtractOptions opts = Options.ArchiveExtractOptions;
//show user dialog
ExtractDialog dialog = new ExtractDialog();
dialog.ArchiveExtractOptions = opts;
dialog.textBoxSourceMask.Text = "*";
dialog.Text = Options.GetLiteral(Options.LANG_EXTRACT);
if (dialog.ShowDialog() != DialogResult.OK)
{
return;
}
//retrieve options
opts = dialog.ArchiveExtractOptions;
string dest_path = Path.Combine(dest_dir, dialog.textBoxDestination.Text);
string source_mask = dialog.textBoxSourceMask.Text;
Options.ArchiveExtractOptions = opts;
//retrieve source list
List <string> source_list = new List <string>();
if ((e_current.SelectedIndices.Length == 0) && (e_current.FocusedIndex != 0))
{
//focused index==0 always ref to parent entry, so skip it
source_list.Add(zd.GetItemDisplayName(e_current.FocusedIndex));
}
else
{
for (int i = 0; i < e_current.SelectedIndices.Length; i++)
{
if (e_current.SelectedIndices[i] == 0)
{
continue;
}
source_list.Add(zd.GetItemDisplayName(e_current.SelectedIndices[i]));
}
}
//prepare progress dialog
dialog_progress = new CopyFileProgressDialog();
dialog_progress.labelError.Visible = false;
dialog_progress.labelSpeed.Text = string.Empty;
dialog_progress.labelStatus.Text = string.Empty;
dialog_progress.labelStatusTotal.Text = string.Empty;
dialog_progress.checkBoxCloseOnFinish.Checked = Options.CopyCloseProgress;
dialog_progress.TopLevel = true;
int x_center = Program.MainWindow.Left + Program.MainWindow.Width / 2;
int y_center = Program.MainWindow.Top + Program.MainWindow.Height / 2;
int x_dialog = x_center - dialog_progress.Width / 2;
int y_dialog = y_center - dialog_progress.Height / 2;
if (x_dialog < 0)
{
x_dialog = 0;
}
if (x_dialog < 0)
{
y_dialog = 0;
}
dialog_progress.Show();
dialog_progress.Location = new System.Drawing.Point(x_dialog, y_dialog);
ZipExtractEngine engine = new ZipExtractEngine
(source_list,
dest_path,
opts,
dialog_progress,
dialog.textBoxSourceMask.Text,
zd.ZipFile,
zd.CurrentZipDirectory);
engine.Done += new EventHandler(engine_Done);
engine.ExtractItemDone += new ItemEventHandler(engine_ExtractItemDone);
zip_directory = zd;
zd.LockSafe = true;
engine.Run();
//ZipEntry source_entry = zd[e_current.FocusedIndex];
//if (source_entry == null)
//{
// return;
//}
//Stream out_stream = source_zip_file.GetInputStream(source_entry);
//string target_file_name = Path.Combine(dest_dir, source_entry.Name);
//FileStream writer = new FileStream(target_file_name, FileMode.CreateNew, FileAccess.Write, FileShare.Read);
//byte[] buffer = new byte[buffer_size];
//int bytes_readed = 0;
//while ((bytes_readed = out_stream.Read(buffer, 0, buffer_size)) != 0)
//{
// writer.Write(buffer, 0, bytes_readed);
//}
//writer.Flush();
//writer.Close();
//out_stream.Close();
}