OnOffItem
Section: ET++ class description (n)
Updated: automatically Thu Mar 21 20:12:50 1991
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NAME
OnOffItem.short - a two-state button with graphic images
DESCRIPTION
The OnOffItem implements a two-state button with user-definable bitmaps. The bitmaps are drawn if the state of the button is on, respectively off.
The OnOffItem sends its id, the part code cPartToggle and its current state via Control to its next event handlers when it is selected. An OnOffItem may also be controlled by an EnumItem.
There are also two subclasses, the class RadioButton and the class ToggleButton, that implement buttons with fixed bitmaps.
classes are rarely derived from OnOffItem.
class OnOffItem
is sometimes reused directly.
class OnOffItem is abstract.
class OnOffItem contains 10 methods.
- owner of class:
-
nobody.
- baseclasses:
-
Button
- subclasses:
-
RadioButton, ToggleButton
- flags:
-
ButtonFlags
INSTANCE VARIABLES
- highlight (protected Bitmap *)
-
This bitmap is intended to be drawn as selection feedback but is actually not used.
- off (protected Bitmap *)
-
This bitmap is drawn when the state of the button is off. It must not be NULL.
- on (protected Bitmap *)
-
This bitmap is drawn when the state of the button is on. It must not be NULL.
- state (protected bool)
-
the current state of the button. It is accessible through the method GetValue and the method SetState.
INSTANCE METHOD LIST
- client interface
-
GetValue
OnOffItem
SetState
- implementation
-
Base
DoOnItem
Draw
GetMinSize
PrintOn
ReadFrom
SendDown
CATEGORIES
Simple Dialog Items
FILES
- declaration:
-
Buttons.h
HISTORY
joe@csesbg.at Fri Sep 06 12:10 1991 MET DST
Index
- NAME
-
- DESCRIPTION
-
- INSTANCE VARIABLES
-
- INSTANCE METHOD LIST
-
- CATEGORIES
-
- FILES
-
- HISTORY
-
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