|
|
|
|
|
|
|
The select event calls on the
itemSelected: callback method when you click the mouse on a
displayed item. For the moment, the itemSelected: callback method
merely displays in the transcript the name of the selected food. To
identify the selected food, itemSelected: uses the selection
message to obtain the index of the selected name in the displayed list;
then itemSelected: uses the at: message to obtain the
corresponding Food instance from the Food-instance
collection:
CalorieViewManager method definition • instance itemSelected: theListBox food := foodList at: theListBox selection. Transcript show: food name; cr.