本文整理汇总了C#中IFileDialog.GetFileTypeIndex方法的典型用法代码示例。如果您正苦于以下问题：C# IFileDialog.GetFileTypeIndex方法的具体用法？C# IFileDialog.GetFileTypeIndex怎么用？C# IFileDialog.GetFileTypeIndex使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类IFileDialog的用法示例。
在下文中一共展示了IFileDialog.GetFileTypeIndex方法的2个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C#代码示例。
示例1: HandleVistaFileOk
private bool HandleVistaFileOk(IFileDialog dialog)
{
// When this callback occurs, the HWND is visible and we need to
// grab it because it is used for various things like looking up the
// DialogCaption.
UnsafeNativeMethods.IOleWindow oleWindow = (UnsafeNativeMethods.IOleWindow) dialog;
oleWindow.GetWindow(out _hwndFileDialog);
int saveOptions = _dialogOptions.Value;
int saveFilterIndex = _filterIndex;
string[] saveFileNames = _fileNames;
bool ok = false;
try
{
uint filterIndexTemp = dialog.GetFileTypeIndex();
_filterIndex = unchecked((int)filterIndexTemp);
_fileNames = ProcessVistaFiles(dialog);
if (ProcessFileNames())
{
var cancelArgs = new CancelEventArgs();
OnFileOk(cancelArgs);
ok = !cancelArgs.Cancel;
}
}
finally
{
if (!ok)
{
_fileNames = saveFileNames;
_dialogOptions.Value = saveOptions;
_filterIndex = saveFilterIndex;
}
else
{
if (0 != (Options & NativeMethods.OFN_HIDEREADONLY))
{
// When the dialog is dismissed OK, the Readonly bit can't be left on if ShowReadOnly was false
// Downlevel this happens automatically. On Vista we need to watch out for it.
_dialogOptions.Value &= ~NativeMethods.OFN_READONLY;
}
}
}
return ok;
}示例2: HandleVistaFileOk
private bool HandleVistaFileOk(IFileDialog dialog)
{
int saveOptions = _dialogOptions.Value;
int saveFilterIndex = _filterIndex;
string[] saveFileNames = _fileNames;
bool ok = false;
try
{
uint filterIndexTemp = dialog.GetFileTypeIndex();
_filterIndex = unchecked((int)filterIndexTemp);
_fileNames = ProcessVistaFiles(dialog);
if (ProcessFileNames())
{
var cancelArgs = new CancelEventArgs();
OnFileOk(cancelArgs);
ok = !cancelArgs.Cancel;
}
}
finally
{
if (!ok)
{
_fileNames = saveFileNames;
_dialogOptions.Value = saveOptions;
_filterIndex = saveFilterIndex;
}
else
{
if (0 != (Options & NativeMethods.OFN_HIDEREADONLY))
{
// When the dialog is dismissed OK, the Readonly bit can't be left on if ShowReadOnly was false
// Downlevel this happens automatically. On Vista we need to watch out for it.
_dialogOptions.Value &= ~NativeMethods.OFN_READONLY;
}
}
}
return ok;
}