NOT Installed – This is used to test if the product is not currently installed. If you use this condition, the Custom Action will only run during a Maintenance Installation.
The basic Conditions for Custom Actions are as follows: Installed – This is used to test if the product is currently installed. A common use for this is to only run the action during installation by using the NOT Installed condition. These are added as the inner text of the Custom element and prevent the action from running if the condition is false. After you've defined your custom actions and scheduled them into either InstallUISequence or InstallExecuteSequence, you have the option of adding conditions to them. If the source file is not already installed on the computer, deferred (in-script) custom actions must be sequenced after the InstallFiles.
The custom action must be sequenced after the CostFinalize action so that the path to the referenced file can be resolved.
0 kommentar(er)
