Button Controls
                                            Button controls function as push buttons and usually contain labels. Common uses include creating standard OK, Cancel, and Exit buttons for dialogs.
                                            Creating
                                            
                                                
                                                
                                                
                                                    
                                                        | Mnemonic | 
                                                        Description | 
                                                    
                                                
                                                
                                                    
                                                        | 
                                                             'BUTTON'
                                                             
                                                         | 
                                                        
                                                             Create a Push Button Control 
                                                         | 
                                                    
                                                
                                            
                                            Manipulating
                                            
                                                
                                                
                                                
                                                    
                                                        | Mnemonic | 
                                                        Description | 
                                                    
                                                
                                                
                                                    
                                                        | 'TITLE'
                                                         | 
                                                        Set Control Title. Including the '&' before a character in the title causes it to be an accelerator. | 
                                                    
                                                
                                            
                                            Querying
                                            
                                                
                                                
                                                
                                                    
                                                        | CTRL() Function | 
                                                        Information Returned | 
                                                    
                                                
                                                
                                                    
                                                        | 'TITLE'
                                                         | 
                                                        Set Control Title. Including the '&' before a character in the title causes it to be an accelerator. | 
                                                    
                                                    
                                                        | 0 | 
                                                        Outer rectangle of the control in current scaled units. | 
                                                    
                                                    
                                                        | 1 | 
                                                        Control title. | 
                                                    
                                                    
                                                        | 4 | 
                                                        Control class and type. | 
                                                    
                                                    
                                                        | 8 | 
                                                        Visible/invisible and enabled/disabled status of the control. | 
                                                    
                                                    
                                                        | 15 | 
                                                        Background color of the control. | 
                                                    
                                                    
                                                        | 16 | 
                                                        Foreground color of the control. |