Sets the type of operation that the chooser is performing; the
user interface is adapted to suit the selected action. For example,
an option to create a new folder might be shown if the action is
GTK_FILE_CHOOSER_ACTION_SAVE but not if the action is
GTK_FILE_CHOOSER_ACTION_OPEN.
Since 2.4
Sets the type of operation that the chooser is performing; the user interface is adapted to suit the selected action. For example, an option to create a new folder might be shown if the action is GTK_FILE_CHOOSER_ACTION_SAVE but not if the action is GTK_FILE_CHOOSER_ACTION_OPEN. Since 2.4