Object-Oriend Programming using Java

1. CS3135/CS2135
Object Oriented Programming (Java)
BSCS-3 / MCS-3
Lecture # 8
JCheckBox
JRadioButton
JProgressBar

2. Javax.swing.JCheckBox
• JCheckBox() //unselected with no text, no icon.
• JCheckBox(Icon)
• JCheckBox(Icon, boolean)
• JCheckBox(String)
• JCheckBox(String, boolean)
• JCheckBox(String, Icon)
• JCheckBox(String, Icon, boolean)
• boolean isSelected()
• void setSelected(boolean)
• void doClick(int)
GUI Components  JFrame  JCheckBox
Instructor: Tanzila Kehkashan
2

3. Javax.swing.JRadioButton
• JRadioButton()
• JRadioButton(Icon)
• JRadioButton(Icon, boolean)
• JRadioButton(String)
• JRadioButton(String, boolean)
• JRadioButton(String, Icon)
• JRadioButton(String, Icon, boolean)
• boolean isSelected()
• void setSelected(Boolean)
• void doClick(int)
Javax.swing.JButtonGroup
• ButtonGroup()
• add(AbstractButton)
• void clearSelection()
• int getButtonCount()
• ButtonModel getSelection()
• boolean isSelected(ButtonModel)
GUI Components  JFrame  JRadioButton
Instructor: Tanzila Kehkashan
3

4. Instructor: Tanzila Kehkashan
4

5. javax.swing.JProgressBar
• JProgressBar()
• JProgressBar(int) //Orientation Constant
• JProgressBar(int, int) //min, max
• JProgressBar(int, int, int) //min, max, Orientation constant
• void setMaximum(int)
• void setMinimum(int)
• void setOrientation(int) //orientation constant
• void setString(String)
• void setValue(int)
Orientation Constants
• SwingConstants.VERTICAL
• SwingConstants.HORIZONTAL
GUI Components  JFrame  JProgressBar
Instructor: Tanzila Kehkashan
5

6. Instructor: Tanzila Kehkashan
6

7. Instructor: Tanzila Kehkashan
7