Пример #1
0
        private static String ShowDialogInner(IFileSaveDialog dialog, IntPtr parentWindowHandle, String title, String initialDirectory, String defaultFileName, IReadOnlyCollection <Filter> filters, Int32 selectedFilterZeroBasedIndex = -1)
        {
            FileOpenOptions flags =
                FileOpenOptions.NoTestFileCreate |
                FileOpenOptions.PathMustExist |
                FileOpenOptions.ForceFilesystem |
                FileOpenOptions.OverwritePrompt;

            dialog.SetOptions(flags);

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

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

//            if( initialSaveAsItem != null )
//            {
//                IShellItem2 initialSaveAsItemShellItem = Utility.ParseShellItem2Name( initialDirectory );
//                if( initialSaveAsItemShellItem != null )
//                {
//                    dialog.SetSaveAsItem( initialSaveAsItemShellItem );
//                }
//            }

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

            Utility.SetFilters(dialog, filters, selectedFilterZeroBasedIndex);

            HResult result = dialog.Show(parentWindowHandle);

            if (result == HResult.Ok)
            {
                IShellItem selectedItem;
                dialog.GetResult(out selectedItem);

                if (selectedItem != null)
                {
                    return(Utility.GetFileNameFromShellItem(selectedItem));
                }
                else
                {
                    return(null);
                }
            }
            else if (result == HResult_Win32_Canceled)
            {
                // Cancelled by user.
                return(null);
            }
            else
            {
                UInt32 win32ErrorCode = Utility.Win32ErrorFromHResult((UInt32)result);
                throw new Win32Exception(error: (Int32)win32ErrorCode);
            }
        }
        private static String ShowDialogInner(IFileSaveDialog dialog, IntPtr parentHWnd, String title, String initialDirectory, String defaultFileName, IReadOnlyCollection <Filter> filters, Int32 selectedFilterZeroBasedIndex = -1)
        {
            FileOpenOptions flags =
                FileOpenOptions.NoTestFileCreate |
                FileOpenOptions.PathMustExist |
                FileOpenOptions.ForceFilesystem |
                FileOpenOptions.OverwritePrompt;

            dialog.SetOptions(flags);

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

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

//			if( initialSaveAsItem != null )
//			{
//				IShellItem2 initialSaveAsItemShellItem = Utility.ParseShellItem2Name( initialDirectory );
//				if( initialSaveAsItemShellItem != null )
//				{
//					dialog.SetSaveAsItem( initialSaveAsItemShellItem );
//				}
//			}

            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

                IShellItem selectedItem;
                dialog.GetResult(out selectedItem);

                if (selectedItem != null)
                {
                    return(Utility.GetFileNameFromShellItem(selectedItem));
                }
                else
                {
                    return(null);
                }
            }
        }
Пример #3
0
        private static String ShowDialogInner(IFileSaveDialog dialog, IntPtr parentHWnd, String title, String initialDirectory, String defaultFileName, IReadOnlyCollection <Filter> filters, Int32 selectedFilterZeroBasedIndex = -1)
#endif
        {
            FileOpenOptions flags =
                FileOpenOptions.NoTestFileCreate |
                FileOpenOptions.PathMustExist |
                FileOpenOptions.ForceFilesystem |
                FileOpenOptions.OverwritePrompt;

            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( initialSaveAsItem != null )
//			{
//				IShellItem2 initialSaveAsItemShellItem = Utility.ParseShellItem2Name( initialDirectory );
//				if( initialSaveAsItemShellItem != null )
//				{
//					dialog.SetSaveAsItem( initialSaveAsItemShellItem );
//				}
//			}

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

            Utility.SetFilters(dialog, filters, selectedFilterZeroBasedIndex);

            //

            HResult hr = dialog.Show(parentHWnd);
            if (hr.ValidateDialogShowHResult())
            {
                dialog.GetResult(out IShellItem selectedItem);
                if (selectedItem != null)
                {
                    return(Utility.GetFileNameFromShellItem(selectedItem));
                }
                else
                {
                    return(null);
                }
            }
            else
            {
                // User cancelled.
                return(null);
            }
        }