C | |
| color [Gctx] | A type for colors, specified by red, green and blue values in
the range |
D | |
| deque [Deque] | |
| dimension [Gctx] | A width and height paired together. |
E | |
| event [Gctx] | An event records its type and the widget-local position of the mouse when the event occurred. |
| event_listener [Widget] | An event listener processes events as they "flow" through the widget hierarchy. |
| event_type [Gctx] | Types of events that could occur |
G | |
| gctx [Gctx] | The main (abstract) type of graphics contexts. |
L | |
| label_controller [Widget] | A record of functions that allows us to read and write the string associated with a label. |
N | |
| notifier_controller [Widget] | A notifier_controller is associated with a notifier widget. |
P | |
| position [Gctx] | A widget-relative position |
V | |
| value_controller [Widget] | A controller for a value associated with a widget. |
W | |
| widget [Widget] | A widget is an object that provides three services: it can repaint itself (given an appropriate graphics context), it can handle events, it knows its dimensions (relative to a graphics context) |