Java Desktop Application

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Java Desktop Application 5

• ???????????? ???????????? jList , jRadioButton
• ?? NetBean 6.0 swing set
• ??? ?. ??????? ????????
• http//www.siam2dev.com

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??????????????????? ??????
???????????? ????????????????????????????????????
? ? ???????????????????????????? ComboBox
??????????? ??? ComboBox ???? ??
???????????????????????????? ?? ???? OK
??????????????????????? ??????? ??????? ?????
?????? ???????????????????????????????????????????
????? ??? ????????? jList jRadioButton jButtonG
roup jPanel ButtonGroup
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(No Transcript)
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????? ?????????????

• ????????? File
• ????? New Project
• ????? Java Desktop Application
• ?????????????????????? desktop_app5

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control ???? ???????????????????????

• jLabel
• jTextField
• jButton
• jList
• jRadioButton
• jButtonGroup
• jPanel
• jOptionPane

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???????????????????
jLabel
jTextField
jList
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??????????????????? (???)
Button
jPanel
jRadioButton
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??????? jList ???????? jFrame

• ?????????????????
• ??????????? Swing ????? Swing Control
• ??????????????? List
• ????? Drage mouse ??????? Frame ????????? mouse
• ??????????? List ?????????? ??? ?.?.
  ????????????????

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???????????????????? jList1

• ???????????????????? jList ???
• - model ??????????????/?????
  ??????????????? jList1
• - selectedItem ???????????????????????????????
  ????????????????????? model
• ????????????????? ?????????????????
• Click ???????? jList1
• ?????????? Properties ??? ????? model
• ??????????????????????????????? ?????????????
• ??????????????????????? ?????????????????????
• item ???????? ???? add ????????????????

???????? ??????????????????????? ????? ?????????
?????????????????????????????????????
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???????????????? jPanel

• jPanel ?????????????????????????? ??????????????
  ????????????????????????????????????????????
  ????????????????????????????? jRadioButton
  ?????????????????????
• ??????????? Swing ????? Swing Containers
• ??????????????? Panel
• ????? Drage mouse ??????? Frame ????????? mouse
• ??????????? Panel ?????????? ??? ?.?.
  ????????????????

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????????????????? Border ??? jPanel

• ???????????????????? Border ???? ??????? jPanel
  ??? ??????????
• ??????
• ????????????????? Panel ??????????
• ?????????? Properties ?????
• ????? Border ????????? ??????????????
• ????????????????????????????????????????????
• ???????? ??????? TitleBorder
• ??????????????????????????

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???????????????? jRadioButton

• ?????????????????
• ??????????? Swing ????? Swing Control
• ??????????????? RadioButton
• ????? Drage mouse ??????? jPanel ????????? mouse
• ??????????? jRadioButton ?????????? ??? ?.?.
  ????????????????
• ??????????? ????? jRadioButton ??????? 5
  ???????????

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???????????????????? RadioButton

• Text ??????????????????????? RadioButton
• ButtonGroup ???????????????????? RadioButton

???????????????????????? RadioButton
???????????????????????????? ???? ????
ButtonGroup ??? pallete?????????? ???? ???? ?????
Properties ButtonGroup ??????? ButtonGroup1
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Code ?????? btnOK

• ??????????????????????????????? btnOKMouseClicked
  ???????????
• Click ?????? jButton1
• ????? Event
• ????? mouse
• ????? mouseclick
• ??????????????????????

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?????????? btnOK

• private void btnOKMouseClicked(java.awt.event.Mou
  seEvent evt)
• // TODO add your handling code here
• lstModel new DefaultListModel()
  
• if(jRadioButton1.isSelected() )
• int n Integer.parseInt(txtNumber.getText
  ())
• for(int i 1iltni)
• if(i 2 0)
• else
• lstModel.addElement(i)
• lst1.setModel(lstModel)
• else if (jRadioButton2.isSelected() )
• int n Integer.parseInt(txtNumber.getTe
  xt())
• for(int i 1iltni)
• if(i 2 0)
• lstModel.addElement(i)
  
• else

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Code ?????? btnRemove

• ???????????????????????????????
  jButton2MouseClicked ???????????
• Click ?????? jButton2
• ????? Event
• ????? mouse
• ????? mouseclick

• private void btnRemoveMouseClicked(java.awt.event
  .MouseEvent evt)
• // TODO add your handling code here
• if(lst1.getSelectedIndex() ! -1)
• // ???????? ?????????????
  ????????????????? ?
• lstModel.remove(lst1.getSelectedIndex(
  ))
• else
• // ????????? ????? ???????? ? ??? ???
  ?????????
• lstModel.clear()

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Code ?????? btnExit

• ???????????????????????????????
  jButton3MouseClicked ???????????
• Click ?????? jButton3
• ????? Event
• ????? mouse
• ????? mouseclick
• ????????????????? ?????

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Code ?????? Exit

• private void btnExitMouseClicked(java.awt.event.M
  ouseEvent evt)
• // TODO add your handling code here
• String choices "Yes", "No",
  "Quit"
• int response jOptionPane1.showOptionDia
  log(
• null
  // Center in window.
• , "??????????????????
  ???????????? ?" // Message
• , "MyTitle"
  // Title in titlebar
• , jOptionPane1.YES_NO
  _OPTION // Option type
• , jOptionPane1.PLAIN_
  MESSAGE // messageType
• , null
  // Icon (none)
• , choices
  // Button text as above.
• , "None of your
  business" // Default button's label
• )
• switch (response)
• case 0
• break
• case 1
• break

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???????????????????? ???????????????? jLabel

• ?????????????????????????????? Label ?? ? ?????
  method setText() ??? ????????
• ??????????????? ????? Hello ?? jLabel1
  ???????????????? ??????
• ???????????????????????????????????????????????
  ?? ????????????????????? ???????????

jLabel1.setText(Hello)
String str Hello jLabel1.setText(str)
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????????????????????????????
String choices "Yes", "No", "Quit"
int response jOptionPane1.showOptionD
ialog( null
// Center in window.
, "?????????????????????????????? ?"
// Message ,
"MyTitle" // Title in titlebar
, jOptionPane1.YES_NO_OPTI
ON // Option type ,
jOptionPane1.PLAIN_MESSAGE // messageType
, null
// Icon (none) ,
choices // Button text as
above. , "None of
your business" // Default button's label
) switch (response)
case 0 break case
1 break case
2 System.exit(0) // It would be better to
exit loop, but... break
case -1 System.exit(0) // It
would be better to exit loop, but...
default jOptionPane1.showMessageDialog(null,
"Unexpected response ")
???????