DIALOG_COLORPICKER: Creates a dialog from which to select colors.
DIALOG_MESSAGE: Creates a modal message dialog.
DIALOG_PICKFILE: Creates a native file-selection dialog.
DIALOG_PRINTERSETUP: Opens a native printer property dialog.
DIALOG_PRINTJOB: Opens a native printer dialog.
DIALOG_READ_IMAGE: Open a dialog for reading image files.
DIALOG_WRITE_IMAGE: Open a dialog for writing image files.