W$PROGRESSDIALOG

The W$PROGRESSDIALOG library routine provides a general way to show a user how an operation is progressing.

Syntax

CALL "W$PROGRESSDIALOG" USING opCode,                                 parameters                         GIVING returnCode

Parameters:

opCode	It is the function to be executed. Valid values, defined in isgui.def, are:
	WPROGRESSDIALOG-CREATE	Create and start the progress dialog.
	WPROGRESSDIALOG-DESTROY	Closes the progress dialog box.
	WPROGRESSDIALOG-SET-PROGRESS	Updates the progress dialog box.
	WPROGRESSDIALOG-QUERY-CANCEL	Check if the user has pressed the Cancel button.
	WPROGRESSDIALOG-SET-LINE	Set the text lines displayed in the progress dialog box.
	WPROGRESSDIALOG-RESET-TIMER	Reset the progress dialog box timer to zero.
parameters	Parameters depend on the opcode.

Return code:

The definition and meaning of the returnCode depend on the opcode.

Examples:

Example - Show a work in progress dialog during i/o operations.

call "w$progressdialog" using wprogressdialog-create                               "Elaborating..."                               "Operation cancelled"                               wprogressdialog-noprogressbar                               omitted                        giving pDialogHandle. |defined as usage handle                                               |in working-storage call "w$progressdialog" using wprogressdialog-set-line                              pdialoghandle                              "exporting data from files"                               1, 0.   perform export-data-from-files. call "w$progressdialog" using wprogressdialog-destroy                               pDialogHandle.