C OpenFileDialog control is used to browse and select a file on a computer. In this article, you'll learn how to use the OpenFileDialog in C. A typical Open File Dialog looks like Figure 1 where you can see Windows Explorer like features to navigate through folders and select a file. We can create an OpenFileDialog control using a Forms designer at design-time or using the OpenFileDialog class in code at run-time also known as dynamically.
Unlike other Windows Forms controls, an OpenFileDialog does not have and not need visual properties like others. The only purpose of OpenFileDialog to display available colors, create custom colors and select a color from these colors. Once a color is selected, we need that color in our code so we can apply it on other controls.
The following code snippet creates an OpenFileDialog control object. The easiest way to set properties is from the Properties Window.
Namespace: System. Forms Assembly: System. Prompts the user to select a folder. This class cannot be inherited. In this article. Gets a value indicating whether the component can raise an event. Inherited from Component. Gets or sets the descriptive text displayed above the tree view control in the dialog box.
Gets or sets the initial directory displayed by the folder browser dialog. Gets or sets an object that contains data about the control.
Inherited from CommonDialog. CreateObjRef Type. Inherited from MarshalByRefObject. Dispose Boolean. Equals Object. Determines whether the specified object is equal to the current object. Inherited from Object. Serves as the default hash function. GetService Type. Obtains a lifetime service object to control the lifetime policy for this instance. If a question is poorly phrased then either ask for clarification, ignore it, or edit the question and fix the problem.
Insults are not welcome. Don't tell someone to read the manual. Chances are they have and don't get it. Provide an answer or move on to the next question. Let's work to help developers, not make them feel stupid. Related Questions. How to open only folder browse dialog box in ASP. NET c? How to implement folder browse dialog in ASP.
Browse folder path in website in vb. Folder Dialog Control. Browse File from url in file dialog box. Browse dialog selection. The browser uses this attribute to encode the information that is posted to the server. The action attribute in this code specifies that the page will process the request.
By default, the method attribute of the form is set to post so that you can send large amounts of data in the transaction. You can add a text string in front of the control to prompt the user. This code is used to display the message to indicate whether the file upload is successful.
To display this output, a Panel control is created that contains a single label. The code in this section retrieves the file from the local file system, checks to see if the file already exists on the server, and then uploads the file to the Web site. To add this code, follow these steps:. Double-click the Upload button that was created in the Add a Button control section of this article to create an event handler for the Click event of the button control. Add the following code to the Click event handler for the Upload button:.
On the Debug menu, click Start to build and to run the application.
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