Class MVButtonGroup
The MVButtonGroup class defines a group of buttons. Within the group, at any time, at most one button can be in the pushed DOWN state. Pushing down a button will automatically pop up the other pushed DOWN button if there is any.
| Constructor Attributes | Constructor Name and Description | 
|---|---|
| Method Attributes | Method Name and Description | 
|---|---|
| add(btObject)
								 This method add a MVToolButton object to the button group. | |
| addSeparator(buttonID)
								 This method internally creates a MVToolButton of SEPARATOR type and adds it to the button group. | |
| reset()
								 This method resets and releases the pressed down button if there is any. | 
					Method Detail
				
				
					 
					
					
					{void}
					add(btObject)
					
					
					
						This method add a MVToolButton object to the button group.
						
					
					
					
					
						
							- Parameters:
- {MVToolButton} btObject
- btObject specifies the button object to be added to the button group.
- Returns:
- None
					
					{void}
					addSeparator(buttonID)
					
					
					
						This method internally creates a MVToolButton of SEPARATOR type and adds it to the button group.
						
					
					
					
					
						
							- Parameters:
- {string} buttonID
- buttonID specifies the id of the newly created SEPARATOR button. This id is used to delete this SEPARATOR button if needed.
- Returns:
- None
					
					{void}
					reset()
					
					
					
						This method resets and releases the pressed down button if there is any.
						
					
					
					
					
						
						
						
						
						
							- Returns:
- None