Filter Property. The following is an example of a filter description followed by multiple filter. // Create an instance of the open file. FileDialog.FileNames Property. And allowing the user to select multiple files. This code example assumes that your form already has an OpenFileDialog. FileDialog.Filter Property.NET. Gets or sets the current file name. The following code example uses the OpenFileDialog implementation of FileDialog.

For each filtering option, the filter string contains a description of the filter, followed by the vertical bar ( ) and the filter pattern. The strings for different filtering options are separated by the vertical bar. The following is an example of a filter string: Text files (*.txt) *.txt All files (*.*) *.* You can add several filter patterns to a filter by separating the file types with semicolons, for example: Image Files(*.BMP;*.JPG;*.GIF) *.BMP;*.JPG;*.GIF All files (*.*) *.* Use the property to set which filtering option is shown first to the user.

I have a C# program that uses the openFileDialog component. I get an error when the common dialog box is set to open multiple files and one of the selected files is locked by another program. The error pops up saying that the file is already in use. However, if you simply select that one file it returns back without that error. It would seem that when a single file is selected it just returns the filename without trying to access the file, but when multiple files are selected it tries to access the files before placing them into the string array.

CheckFileExists, CheckPathExists, & validateNames are all set to False. This behavior can be seen in other applications, not just the utility I'm testing. Another programmer took a look at this and it appears that it works in Vista but not XP.

Does anyone know why this is or how to get around this? Drailnikpop, Based on your post, when opening multiple files with OpenFileDialog control, there is some problem on the selected file access. I would like to provide you the suggestions as follows: 1. Nero 6 Ultra Edition For Windows 7. The type of files you are opening. There are many kinds of files to be opened, such as the ducoments including the images and docs, system level files, shared DLLs components used in different kinds of applications running in the operating system.

Therefore, the first step is to check the type of files you want to open. In order to make clear whether the file is being used by other applications and the processes, please try to use Process Explorer to see the related process that handling on this file. You can download the Process Explorer in the link below, the latest version is 11.04 3. Before you open the file, you can also use the classes such as FileInfo in System.IO namespace to check whether the current user has the permission on operating the target files. I hope the article can help you on this issue. Please try to run the following simple code snippet in your form project, to check whether the problem remains.

Drailnikpop, Based on your post, when opening multiple files with OpenFileDialog control, there is some problem on the selected file access. I would like to provide you the suggestions as follows: 1.

The type of files you are opening. Richard Clayderman Pdf My Best. There are many kinds of files to be opened, such as the ducoments including the images and docs, system level files, shared DLLs components used in different kinds of applications running in the operating system.

Therefore, the first step is to check the type of files you want to open. In order to make clear whether the file is being used by other applications and the processes, please try to use Process Explorer to see the related process that handling on this file. You can download the Process Explorer in the link below, the latest version is 11.04 3.

Before you open the file, you can also use the classes such as FileInfo in System.IO namespace to check whether the current user has the permission on operating the target files. I hope the article can help you on this issue. Please try to run the following simple code snippet in your form project, to check whether the problem remains. Bruno Yu - MSFT wrote: 1. The type of files you are opening. There are many kinds of files to be opened, such as the ducoments including the images and docs, system level files, shared DLLs components used in different kinds of applications running in the operating system.

Therefore, the first step is to check the type of files you want to open. I'm not actually opening any files. I'm getting a list of filenames to delete. For example, I select a bunch of files out of the temp folder. At least one of them is a Word.tmp file.