/// <summary>
/// Raises the <see cref="VistaFileDialog.FileOk" /> event.
/// </summary>
/// <param name="e">A <see cref="System.ComponentModel.CancelEventArgs" /> that contains the event data.</param>
protected override void OnFileOk(CancelEventArgs e)
{
// For reasons unknown, .Net puts the OFN_FILEMUSTEXIST and OFN_CREATEPROMPT flags on the save file dialog despite
// the fact that these flags only works on open file dialogs, and then prompts manually. Similarly, the
// FOS_CREATEPROMPT and FOS_FILEMUSTEXIST flags don't actually work on IFileSaveDialog, so we have to implement
// the prompt manually.
if (DownlevelDialog == null)
{
if (CheckFileExists && !File.Exists(FileName))
{
PromptUser(ComDlgResources.FormatString(ComDlgResources.ComDlgResourceId.FileNotFound, Path.GetFileName(FileName)), MessageBoxButton.OK, MessageBoxImage.Exclamation, MessageBoxResult.OK);
e.Cancel = true;
return;
}
if (CreatePrompt && !File.Exists(FileName))
{
if (!PromptUser(ComDlgResources.FormatString(ComDlgResources.ComDlgResourceId.CreatePrompt, Path.GetFileName(FileName)), MessageBoxButton.YesNo, MessageBoxImage.Exclamation, MessageBoxResult.No))
{
e.Cancel = true;
return;
}
}
}
base.OnFileOk(e);
}
internal override void SetDialogProperties(IFileDialog dialog)
{
base.SetDialogProperties(dialog);
if (_showReadOnly)
{
IFileDialogCustomize customise = (IFileDialogCustomize)dialog;
customise.EnableOpenDropDown(_openDropDownId);
customise.AddControlItem(_openDropDownId, _openItemId, ComDlgResources.LoadString(ComDlgResourceId.OpenButton));
customise.AddControlItem(_openDropDownId, _readOnlyItemId, ComDlgResources.LoadString(ComDlgResourceId.ReadOnly));
}
}
internal override void SetDialogProperties(TylorsTech.HandyClasses.WPF.Dialogs.Interop.IFileDialog dialog)
{
base.SetDialogProperties(dialog);
if (_showReadOnly)
{
var customize = (TylorsTech.HandyClasses.WPF.Dialogs.Interop.IFileDialogCustomize)dialog;
customize.EnableOpenDropDown(_openDropDownId);
customize.AddControlItem(_openDropDownId, _openItemId, ComDlgResources.LoadString(ComDlgResources.ComDlgResourceId.OpenButton));
customize.AddControlItem(_openDropDownId, _readOnlyItemId, ComDlgResources.LoadString(ComDlgResources.ComDlgResourceId.ReadOnly));
}
}
internal bool PromptUser(string text, MessageBoxButton buttons, MessageBoxImage icon, MessageBoxResult defaultResult)
{
string caption = string.IsNullOrEmpty(_title) ?
(this is VistaOpenFileDialog ? ComDlgResources.LoadString(ComDlgResources.ComDlgResourceId.Open) : ComDlgResources.LoadString(ComDlgResources.ComDlgResourceId.ConfirmSaveAs)) :
_title;
MessageBoxOptions options = 0;
if (System.Threading.Thread.CurrentThread.CurrentUICulture.TextInfo.IsRightToLeft)
{
options |= MessageBoxOptions.RightAlign | MessageBoxOptions.RtlReading;
}
return(MessageBox.Show(_owner, text, caption, buttons, icon, defaultResult, options) == MessageBoxResult.Yes);
}
internal bool PromptUser(string text, MessageBoxButtons buttons, MessageBoxIcon icon)
{
string caption = string.IsNullOrEmpty(_title) ?
(this is VistaOpenFileDialog ? ComDlgResources.LoadString(ComDlgResourceId.Open) : ComDlgResources.LoadString(ComDlgResourceId.ConfirmSaveAs)) :
_title;
IWin32Window owner = _hwndOwner == IntPtr.Zero ? null : new WindowHandleWrapper(_hwndOwner);
MessageBoxOptions options = 0;
if (System.Threading.Thread.CurrentThread.CurrentUICulture.TextInfo.IsRightToLeft)
{
options |= MessageBoxOptions.RightAlign | MessageBoxOptions.RtlReading;
}
return(MessageBox.Show(owner, text, caption, buttons, icon, MessageBoxDefaultButton.Button1, options) == DialogResult.Yes);
}
