internal NativeMethods.FOS GetDerivedOptionFlags(NativeMethods.FOS flags)
{
flags |= NativeMethods.FOS.FOS_PICKFOLDERS;
// TODO: other flags
return(flags);
}
internal override NativeMethods.FOS GenerateNativeDialogOptions()
{
NativeMethods.FOS fos = (NativeMethods.FOS) 0;
if (this.Multiselect)
{
fos |= NativeMethods.FOS.FOS_ALLOWMULTISELECT;
}
return(fos | base.GenerateNativeDialogOptions());
}
/// <summary>
/// Resets all properties to their default values.
/// </summary>
public void Reset()
{
_description = string.Empty;
UseDescriptionForTitle = false;
_selectedPath = string.Empty;
RootFolder = Environment.SpecialFolder.Desktop;
ShowNewFolderButton = true;
_selectedPaths = null;
_options = 0;
}
internal override NativeMethods.FOS GetDerivedOptionFlags(NativeMethods.FOS flags)
{
if (multiselect)
{
flags |= NativeMethods.FOS.FOS_ALLOWMULTISELECT;
}
// TODO: other flags
return(flags);
}
internal void SetOption(NativeMethods.FOS option, bool value)
{
if (value)
{
_options |= option;
}
else
{
_options &= ~option;
}
}
internal virtual NativeMethods.FOS GenerateNativeDialogOptions()
{
NativeMethods.FOS fos = NativeMethods.FOS.FOS_FORCEFILESYSTEM | NativeMethods.FOS.FOS_NOTESTFILECREATE;
if (this.RestoreDirectory)
{
fos |= NativeMethods.FOS.FOS_NOCHANGEDIR;
}
if (this.PickFolders)
{
fos |= NativeMethods.FOS.FOS_PICKFOLDERS;
}
return(fos);
}
private NativeMethods.FOS CalculateNativeDialogOptionFlags()
{
// We start with only a few flags set by default, then go from there based
// on the current state of the managed dialog's property values
NativeMethods.FOS flags =
NativeMethods.FOS.FOS_NOTESTFILECREATE
| NativeMethods.FOS.FOS_FORCEFILESYSTEM;
// Call to derived (concrete) dialog to set dialog-specific flags
flags = GetDerivedOptionFlags(flags);
// Apply other optional flags
if (checkFileExists)
{
flags |= NativeMethods.FOS.FOS_FILEMUSTEXIST;
}
if (checkPathExists)
{
flags |= NativeMethods.FOS.FOS_PATHMUSTEXIST;
}
if (!checkValidNames)
{
flags |= NativeMethods.FOS.FOS_NOVALIDATE;
}
if (!checkReadOnly)
{
flags |= NativeMethods.FOS.FOS_NOREADONLYRETURN;
}
if (restoreDirectory)
{
flags |= NativeMethods.FOS.FOS_NOCHANGEDIR;
}
if (!showPlacesList)
{
flags |= NativeMethods.FOS.FOS_HIDEPINNEDPLACES;
}
if (!addToMruList)
{
flags |= NativeMethods.FOS.FOS_DONTADDTORECENT;
}
if (showHiddenItems)
{
flags |= NativeMethods.FOS.FOS_FORCESHOWHIDDEN;
}
if (!dereferenceLinks)
{
flags |= NativeMethods.FOS.FOS_NODEREFERENCELINKS;
}
return(flags);
}
private NativeMethods.FOS ApplyNativeDialogFlags()
{
NativeMethods.FOS flags = NativeMethods.FOS.NOTESTFILECREATE | NativeMethods.FOS.PICKFOLDERS;
flags |= AllowNonFileSystem ? NativeMethods.FOS.ALLNONSTORAGEITEMS : NativeMethods.FOS.FORCEFILESYSTEM;
if (Multiselect)
{
flags |= NativeMethods.FOS.ALLOWMULTISELECT;
}
if (EnsureFileExists)
{
flags |= NativeMethods.FOS.FILEMUSTEXIST;
}
if (EnsurePathExists)
{
flags |= NativeMethods.FOS.PATHMUSTEXIST;
}
if (!EnsureValidNames)
{
flags |= NativeMethods.FOS.NOVALIDATE;
}
if (!EnsureReadOnly)
{
flags |= NativeMethods.FOS.NOREADONLYRETURN;
}
if (RestoreDirectory)
{
flags |= NativeMethods.FOS.NOCHANGEDIR;
}
if (!ShowPlacesList)
{
flags |= NativeMethods.FOS.HIDEPINNEDPLACES;
}
if (!AddToMruList)
{
flags |= NativeMethods.FOS.DONTADDTORECENT;
}
if (ShowHiddenItems)
{
flags |= NativeMethods.FOS.FORCESHOWHIDDEN;
}
if (!NavigateToShortcut)
{
flags |= NativeMethods.FOS.NODEREFERENCELINKS;
}
return(flags);
}
/// <summary>
/// Resets all properties to their default values.
/// </summary>
public virtual void Reset()
{
if (DownlevelDialog != null)
{
DownlevelDialog.Reset();
}
else
{
_fileNames = null;
_filter = null;
_filterIndex = 1;
_addExtension = true;
_defaultExt = null;
_options = 0;
_title = null;
CheckPathExists = true;
}
}
/// <summary>
/// Resets all properties to their default values.
/// </summary>
public override void Reset()
{
if (DownlevelDialog != null)
{
DownlevelDialog.Reset();
}
else
{
_fileNames = null;
_filter = null;
_filterIndex = 1;
_addExtension = true;
_defaultExt = null;
_options = 0;
_showHelp = false;
_title = null;
_supportMultiDottedExtensions = false;
CheckPathExists = true;
}
}
internal override NativeMethods.FOS GetDerivedOptionFlags(NativeMethods.FOS flags)
{
if (overwritePrompt)
{
flags |= NativeMethods.FOS.FOS_OVERWRITEPROMPT;
}
if (createPrompt)
{
flags |= NativeMethods.FOS.FOS_CREATEPROMPT;
}
if (!enableMiniMode)
{
flags |= NativeMethods.FOS.FOS_DEFAULTNOMINIMODE;
}
if (strictExtensions)
{
flags |= NativeMethods.FOS.FOS_STRICTFILETYPES;
}
return(flags);
}
private void SetDialogProperties(Ookii.Dialogs.Interop.IFileDialog dialog)
{
// Description
if (!string.IsNullOrEmpty(_description))
{
if (_useDescriptionForTitle)
{
dialog.SetTitle(_description);
}
else
{
Ookii.Dialogs.Interop.IFileDialogCustomize customize = (Ookii.Dialogs.Interop.IFileDialogCustomize)dialog;
customize.AddText(0, _description);
}
}
NativeMethods.FOS options = NativeMethods.FOS.FOS_PICKFOLDERS | NativeMethods.FOS.FOS_FORCEFILESYSTEM | NativeMethods.FOS.FOS_FILEMUSTEXIST;
if (Multiselect)
{
options |= NativeMethods.FOS.FOS_ALLOWMULTISELECT;
}
dialog.SetOptions(options);
if (!string.IsNullOrEmpty(_selectedPaths[0]))
{
string parent = Path.GetDirectoryName(_selectedPaths[0]);
if (parent == null || !Directory.Exists(parent))
{
dialog.SetFileName(_selectedPaths[0]);
}
else
{
string folder = Path.GetFileName(_selectedPaths[0]);
dialog.SetFolder(NativeMethods.CreateItemFromParsingName(parent));
dialog.SetFileName(folder);
}
}
}
//---------------------------------------------------
//
// Private Methods
//
//---------------------------------------------------
#region Private Methods
private void ApplyNativeSettings(IFileDialog dialog)
{
dialog.SetTitle(Title);
NativeMethods.FOS flags = ApplyNativeDialogFlags();
dialog.SetOptions(flags);
string directory = string.IsNullOrEmpty(InitialDirectory) ? null : Path.GetDirectoryName(InitialDirectory);
if (directory == null)
{
return;
}
try
{
NativeMethods.SHCreateItemFromParsingName(InitialDirectory, IntPtr.Zero, new Guid(IIDGuid.IShellItem), out IShellItem folder);
if (folder != null)
{
dialog.SetFolder(folder);
}
}
catch
{ }
}
private bool IsOptionSet(IFileDialog dialog, NativeMethods.FOS flag)
{
NativeMethods.FOS currentFlags = GetCurrentOptionFlags(dialog);
return((currentFlags & flag) == flag);
}
internal void SetOption(NativeMethods.FOS option, bool value)
{
if( value )
_options |= option;
else
_options &= ~option;
}
/// <summary>
/// Resets all properties to their default values.
/// </summary>
public virtual void Reset()
{
if( DownlevelDialog != null )
DownlevelDialog.Reset();
else
{
_fileNames = null;
_filter = null;
_filterIndex = 1;
_addExtension = true;
_defaultExt = null;
_options = 0;
_title = null;
CheckPathExists = true;
}
}
/// <summary>
/// Resets all properties to their default values.
/// </summary>
public override void Reset()
{
if( DownlevelDialog != null )
DownlevelDialog.Reset();
else
{
_fileNames = null;
_filter = null;
_filterIndex = 1;
_addExtension = true;
_defaultExt = null;
_options = 0;
_showHelp = false;
_title = null;
_supportMultiDottedExtensions = false;
CheckPathExists = true;
}
}
internal bool GetOption(NativeMethods.FOS option)
{
return((_options & option) != 0);
}
private void SetBit(string name, NativeMethods.FOS bit, bool set)
{
ThrowIfDialogShowing(string.Format("{0} cannot be changed while dialog is showing.", name));
if (set)
_flags |= bit;
else
_flags &= ~bit;
}
internal abstract NativeMethods.FOS GetDerivedOptionFlags(NativeMethods.FOS flags);
