// Constructor.
public FileDialogForm(FileDialog fileDialogParent)
{
// Record the parent for later access.
this.fileDialogParent = fileDialogParent;
// Construct the layout boxes for the file dialog.
vbox = new VBoxLayout();
vbox.Dock = DockStyle.Fill;
hbox = new HBoxLayout();
listBox = new FileIconListBox(this);
grid = new GridLayout(3, 2);
grid.StretchColumn = 1;
vbox.Controls.Add(hbox);
vbox.Controls.Add(listBox);
vbox.Controls.Add(grid);
vbox.StretchControl = listBox;
// Add the top line (directory name and up button).
upIcon = new Bitmap(typeof(FileDialog), "small_up.ico");
newIcon = new Bitmap(typeof(FileDialog), "small_new.ico");
directory = new ComboBox();
upButton = new Button();
upButton.FlatStyle = FlatStyle.Popup;
upButton.Image = upIcon;
upButton.Size = new Size(23, 23);
newDirButton = new Button();
newDirButton.FlatStyle = FlatStyle.Popup;
newDirButton.Image = newIcon;
newDirButton.Size = new Size(23, 23);
#if ECMA_COMPAT
// Cannot create directories in ECMA-compat mode!
newDirButton.Visible = false;
#endif
hbox.StretchControl = directory;
hbox.Controls.Add(directory);
hbox.Controls.Add(upButton);
hbox.Controls.Add(newDirButton);
// The second line is "listBox", already created above.
// Add the third line (file name entry fields).
nameLabel = new Label();
nameLabel.Text = S._("SWF_FileDialog_FileName",
"File name:");
name = new TextBox();
okButton = new Button();
okButton.Text = fileDialogParent.OkButtonName;
grid.SetControl(0, 0, nameLabel);
grid.SetControl(1, 0, name);
grid.SetControl(2, 0, okButton);
// Add the fourth line (file type entry fields).
typeLabel = new Label();
typeLabel.Text = S._("SWF_FileDialog_FilesOfType",
"Files of type:");
type = new ComboBox();
cancelButton = new Button();
cancelButton.Text = S._("SWF_MessageBox_Cancel", "Cancel");
grid.SetControl(0, 1, typeLabel);
grid.SetControl(1, 1, type);
grid.SetControl(2, 1, cancelButton);
// Add the fifth line (read-only checkbox).
if(fileDialogParent is OpenFileDialog)
{
readOnly = new CheckBox();
readOnly.Text = S._("SWF_FileDialog_ReadOnly",
"Open as read-only");
readOnly.Checked =
((OpenFileDialog)fileDialogParent).ReadOnlyChecked;
readOnly.Visible =
((OpenFileDialog)fileDialogParent).ShowReadOnly;
readOnly.CheckStateChanged +=
new EventHandler(ReadOnlyStateChanged);
vbox.Controls.Add(readOnly);
}
// Add the top-level vbox to the dialog and set the size.
Controls.Add(vbox);
Size size = vbox.RecommendedSize;
if(size.Width < 500)
{
size.Width = 500;
}
if(size.Height < 300)
{
size.Height = 300;
}
ClientSize = size;
MinimumSize = size;
MinimizeBox = false;
ShowInTaskbar = false;
// Hook up interesting events.
upButton.Click += new EventHandler(UpOneLevel);
newDirButton.Click += new EventHandler(NewFolder);
directory.SelectedIndexChanged +=
new EventHandler(DirectorySelectionChanged);
name.TextChanged += new EventHandler(NameTextChanged);
okButton.Click += new EventHandler(AcceptDialog);
cancelButton.Click += new EventHandler(CancelDialog);
type.SelectedIndexChanged +=
new EventHandler(TypeSelectionChanged);
// Match the requested settings from the dialog parent.
RefreshAll();
// Scan the initial directory.
String dir = fileDialogParent.InitialDirectory;
pattern = fileDialogParent.GetFilterPattern();
if(dir == null || dir.Length == 0)
{
dir = Directory.GetCurrentDirectory();
String filename = fileDialogParent.fileName;
if(filename != null && filename.Length > 0)
{
// Use the previous filename as a starting point.
if(IsDirectory(filename) ||
filename == Path.GetPathRoot(filename))
{
dir = filename;
}
else
{
dir = Path.GetDirectoryName(filename);
}
}
}
else
{
dir = Path.GetFullPath(dir);
}
if(!ChangeDirectory(dir))
{
ChangeDirectory(Directory.GetCurrentDirectory());
}
}
