AWT-Abstract Window Toolkit

Class Component

• This class is base class for all component classes such as Button, TextField, Checkbox, Label, List etc as well as Container classes.

• void setBackground( Color c )
• Sets background color of component.
For ex: btn.setBackground(Color.yellow);
• void setForeground( Color c )
• Sets foreground color of component.
For ex: btn.setForeground(Color.red);
• void setFont( Font f )
• Sets font of component.
For ex: btn.setFont(fnt);
• void setVisible( boolean b )
• Shows or hides component.
For ex:btn.setVisible(false);
• void setEnabled( boolean b )
• Enables or disables this component.
For ex: btn.setEnabled(false);
• void setLocation( int x ,int y )
• Moves this component to a new location.
For ex: btn.setLocation(100,50);
• void setSize( int width , int height )
• Resizes this component.
For ex: btn.setSize(100,50);
• void setBounds( int x , int y , int width , int height )
• Moves and resizes this component.
For ex:btn.setBounds(300,200,100,50);
• void repaint()
• Repaints this component.
For ex:btn.repaint();
• Color getForeground()
• Gets the foreground color of component.
For ex:Color c=btn.getForeground();
• Color getBackground()
• Gets the background color of component.
For ex:Color c=btn.getBackground();
• Dimension getSize()
• Returns the size of component in Dimension object.
• Dimension objects contains 2 public data members width and height.
For ex:Dimension d=btn.getSize();
• Graphics getGraphics()
• returns a graphics type of Object for component.
• This graphics object can be used to perform paint operations on the component.
For ex:
Graphics g=btn.getGraphics();
g.fillOval(10,10,30,20);