• April 25, 2019

Launch files and programs from your code using Delphi. ShellExecute(Handle, ‘open’,”,nil,nil, SW_SHOWNORMAL);. If that option is disabled (the default setting), ShellExecute uses an open Explorer window rather than launch a new one. If no Explorer window. The open verb is a good example, as it is commonly supported. When you use ShellExecute or ShellExecuteEx to open file.

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By using Shellezecute we can also do following operations How to open windows ope when I click a button? Tobassum Munir 1 3 9. If this file is not an executable file, its associated application is launched. The application first retrieves the PIDL of the Windows directory, and enumerates its contents until it finds the first.

If lpFile specifies a document file, the flag is simply passed to the associated application. To provide the site to ShellExecuteEx: To find which verbs are available, look in the registry under. EX – PChar filename.

This unit comes with Delphi installation it self. There was not enough memory to complete the operation. A click on the dekphi button prints the file whose name is in the edit-box above it.

ShellExecute in Delphi

A pointer to a null -terminated string, referred to in this case as a verbthat specifies the action to be performed. Post Your Answer Discard By clicking “Post Your Answer”, you acknowledge that you have read our updated terms of serviceprivacy policy and cookie policyand that your continued use of the website is subject to these policies. ShellExecute Handle, ‘open’, PChar ‘http: If lpFile is not a document file, the function will fail.


As mentioned ShellAPI must be added to your uses list.

Running external applications: ShellExecute and ShellExecuteEx

ShellExecute Handle, ‘open’, PChar ‘c: ShellExecute in Delphi — Launch external applications. Activates and displays a window. You can get the unit in installed path C: The verbs available for an object are essentially the dslphi that you find on an object’s shortcut menu. It should work on shellexfcute file type too, based on what’s mapped in the registry for the file extension eg. How to surf to a site, i.

Upon completion of the external application, the demo form is restored in its original state. Note that not all verbs are supported on all objects. In that case, COM should be initialized as shown here: It can be cast only to an int and compared to either 32 or the following error codes below. ShellExecute Handle, ‘print’, PChar ‘c: ShellExecute Handle, ‘open’, PChar ‘command.

ShellExecute Handle, ‘print’, PChar ‘c: When a user right-clicks a folder icon in Windows Explorer, one of the menu items is “Search”. If not, the “open” verb is used. An application should call ShowWindow with this flag to set the initial show state of its main window. Sign up using Email and Password.

Using Shell Execute in Delphi

ShellExecute Handle, ‘open’, PChar ‘c: So what it LCID? Be careful of the Application assumption; if there’s no window e. This method allows you to execute any commands in a folder’s shortcut menu or stored in the registry. NULL The default verb is used, if available.


The following sample console application illustrates the use of ShellExecuteEx. To obtain information about the application that is launched as a result of calling ShellExecuteuse ShellExecuteEx. If this value is NULLthe current working directory shellezecute used. The lpFile member is set to the parsing name of the file, and the lpVerb member to NULLto begin the default operation.

The active window remains active.

Activates and displays the window. In many cases, you can simply set the lpVerb parameter to NULLwhich invokes the default command for the file type. Sometime we need some special directories path from Microsoft Windows system to store User data or to copy some files etc.

When the user clicks the button, I want it to sellexecute Windows Explorer. An application can programmatically launch the Search utility for a directory by calling ShellExecutewith “find” as the lpVerb parameter, and the directory path as the lpFile parameter. The set of available verbs depends on the particular file or folder.

If they select that item, the Shell launches its Search utility.