Exemplo n.º 1
0
        private void SetDialogProperties(IFileOpenDialog dialog)
        {
            dialog.SetOptions(FOS.FOS_PICKFOLDERS | FOS.FOS_FORCEFILESYSTEM);

            if (!string.IsNullOrEmpty(SelectedPath))
            {
                string parent = Path.GetDirectoryName(SelectedPath);
                if (parent == null || !Directory.Exists(parent))
                {
                    dialog.SetFileName(SelectedPath);
                }
                else
                {
                    string folder = Path.GetFileName(SelectedPath);
                    dialog.SetFolder(CreateItemFromParsingName(parent));
                    dialog.SetFileName(folder);
                }
            }
        }
Exemplo n.º 2
0
        private static String[] ShowDialogInner(IFileOpenDialog dialog, IntPtr parentWindowHandle, String title, String initialDirectory, String defaultFileName, IReadOnlyCollection <Filter> filters, Int32 selectedFilterZeroBasedIndex, FileOpenOptions flags)
        {
            flags = flags |
                    FileOpenOptions.NoTestFileCreate |
                    FileOpenOptions.PathMustExist |
                    FileOpenOptions.ForceFilesystem;

            dialog.SetOptions(flags);

            if (title != null)
            {
                dialog.SetTitle(title);
            }

            if (initialDirectory != null)
            {
                IShellItem2 initialDirectoryShellItem = Utility.ParseShellItem2Name(initialDirectory);
                if (initialDirectoryShellItem != null)
                {
                    dialog.SetFolder(initialDirectoryShellItem);
                }
            }

            if (defaultFileName != null)
            {
                dialog.SetFileName(defaultFileName);
            }

            Utility.SetFilters(dialog, filters, selectedFilterZeroBasedIndex);

            HResult result = dialog.Show(parentWindowHandle);

            if (result == HResult.Ok)
            {
                IShellItemArray resultsArray;
                dialog.GetResults(out resultsArray);

                String[] fileNames = Utility.GetFileNames(resultsArray);
                return(fileNames);
            }
            else if (result == HResult_Win32_Canceled)
            {
                // Cancelled by user.
                return(null);
            }
            else
            {
                UInt32 win32ErrorCode = Utility.Win32ErrorFromHResult((UInt32)result);
                throw new Win32Exception(error: (Int32)win32ErrorCode);
            }
        }
Exemplo n.º 3
0
        private static IReadOnlyList <String> ShowDialogInner(IFileOpenDialog dialog, IntPtr parentHWnd, String title, String initialDirectory, String defaultFileName, IReadOnlyCollection <Filter> filters, Int32 selectedFilterZeroBasedIndex, FileOpenOptions flags)
#endif
        {
            flags = flags |
                    FileOpenOptions.NoTestFileCreate |
                    FileOpenOptions.PathMustExist |
                    FileOpenOptions.ForceFilesystem;

            dialog.SetOptions(flags);

            if (title != null)
            {
                dialog.SetTitle(title);
            }

            if (initialDirectory != null)
            {
#if NETCOREAPP3_1_OR_GREATER
                IShellItem2?initialDirectoryShellItem = Utility.ParseShellItem2Name(initialDirectory);
#else
                IShellItem2 initialDirectoryShellItem = Utility.ParseShellItem2Name(initialDirectory);
#endif
                if (initialDirectoryShellItem != null)
                {
                    dialog.SetFolder(initialDirectoryShellItem);
                }
            }

            if (defaultFileName != null)
            {
                dialog.SetFileName(defaultFileName);
            }

            Utility.SetFilters(dialog, filters, selectedFilterZeroBasedIndex);

            //

            HResult hr = dialog.Show(parentHWnd);
            if (hr.ValidateDialogShowHResult())
            {
                dialog.GetResults(out IShellItemArray resultsArray);

                IReadOnlyList <String> fileNames = Utility.GetFileNames(resultsArray);
                return(fileNames);
            }
            else
            {
                // User cancelled.
                return(null);
            }
        }
Exemplo n.º 4
0
        private static String[] ShowDialogInner(IFileOpenDialog dialog, IntPtr parentHWnd, String title, String initialDirectory, String defaultFileName, IReadOnlyCollection <Filter> filters, Int32 selectedFilterZeroBasedIndex, FileOpenOptions flags)
        {
            flags = flags |
                    FileOpenOptions.NoTestFileCreate |
                    FileOpenOptions.PathMustExist |
                    FileOpenOptions.ForceFilesystem;

            dialog.SetOptions(flags);

            if (title != null)
            {
                dialog.SetTitle(title);
            }

            if (initialDirectory != null)
            {
                IShellItem2 initialDirectoryShellItem = Utility.ParseShellItem2Name(initialDirectory);
                if (initialDirectoryShellItem != null)
                {
                    dialog.SetFolder(initialDirectoryShellItem);
                }
            }

            if (defaultFileName != null)
            {
                dialog.SetFileName(defaultFileName);
            }

            Utility.SetFilters(dialog, filters, selectedFilterZeroBasedIndex);

            HResult result = dialog.Show(parentHWnd);

            HResult cancelledAsHResult = Utility.HResultFromWin32((int)HResult.Win32ErrorCanceled);

            if (result == cancelledAsHResult)
            {
                // Cancelled
                return(null);
            }
            else
            {
                // OK

                IShellItemArray resultsArray;
                dialog.GetResults(out resultsArray);

                String[] fileNames = Utility.GetFileNames(resultsArray);
                return(fileNames);
            }
        }