Java完整简单记事本源代码.docx
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Java完整简单记事本源代码
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AboutDialog.java
packagenotepad;
importjava.awt.Color;
importjava.awt.Font;
importjava.awt.event.ActionEvent;
importjava.awt.event.ActionListener;
importjavax.swing.ImageIcon;
importjavax.swing.JButton;
importjavax.swing.JDialog;
importjavax.swing.JFrame;
importjavax.swing.JLabel;
importjavax.swing.JPanel;
publicclassAboutDialogimplementsActionListener{
publicJDialogDialog;
publicJButtonOK,Icon;
publicJLabelName,Version,Author,Java;
publicJPanelPanel;
AboutDialog（JFramenotepad,intx,inty）{
Dialog=newJDialog（notepad,"AboutNotepad...",true）;
OK=newJButton（"OK"）;
Icon=newJButton（newImageIcon（"Notepad.jpg"））;
Name=newJLabel（"Notepad"）;
Version=newJLabel（"Version1.0"）;
Java=newJLabel（"JREVersion6.0"）;
Author=newJLabel（"Copyright（c）2011Sky.Norightsreserved."）;
Panel=newJPanel（）;
Colorc=newColor（0,95,191）;
Name.setForeground（c）;
Version.setForeground（c）;
Java.setForeground（c）;
Panel.setBackground（Color.WHITE）;
OK.setFocusable（false）;
Dialog.setSize（280,180）;
Dialog.setLocation（x,y）;
Dialog.setResizable（false）;
Dialog.setLayout（null）;
Panel.setLayout（null）;
OK.addActionListener（this）;
Icon.setFocusable（false）;
Icon.setBorderPainted（false）;
Author.setFont（newFont（null,Font.PLAIN,11））;
Panel.add（Icon）;
Panel.add（Name）;
Panel.add（Version）;
Panel.add（Author）;
Panel.add（Java）;
Dialog.add（Panel）;
Dialog.add（OK）;
Panel.setBounds（0,0,280,100）;
OK.setBounds（180,114,72,26）;
Name.setBounds（80,10,160,20）;
Version.setBounds（80,27,160,20）;
Author.setBounds（15,70,250,20）;
Java.setBounds（80,44,160,20）;
Icon.setBounds（16,14,48,48）;
}
publicvoidactionPerformed（ActionEvente）{
Dialog.setVisible（false）;
}
}
ColorDialog.java
packagenotepad;
importjava.awt.Color;
importjava.awt.Component;
importjava.awt.Font;
importjava.awt.GridLayout;
importjava.awt.event.ActionEvent;
importjava.awt.event.ActionListener;
importjava.awt.event.KeyEvent;
importjava.awt.event.KeyListener;
importjava.awt.event.WindowEvent;
importjava.awt.event.WindowListener;
importjavax.swing.JButton;
importjavax.swing.JDialog;
importjavax.swing.JFrame;
importjavax.swing.JLabel;
importjavax.swing.JPanel;
importjavax.swing.JTextArea;
importjavax.swing.JTextField;
publicclassColorDialogimplementsActionListener,WindowListener{
publicJDialogDialog;
publicJLabelNFL,NBL,SFL,SBL;
publicJTextAreaNormal,Selected;
publicJButtonNFB,NBB,SFB,SBB,OK,Cancel,Reset;
publicColorNFC,NBC,SFC,SBC;
publicColorChooserChooser;
publicColorDialog（JFramenotepad,intx,inty）{
NFC=newColor（0,0,0）;
NBC=newColor（249,249,251）;
SFC=newColor（0,0,0）;
SBC=newColor（191,207,223）;
Dialog=newJDialog（notepad,"Color...",true）;
NFL=newJLabel（"NormalForeground:
"）;
NBL=newJLabel（"NormalBackground:
"）;
SFL=newJLabel（"SelectedForeground:
"）;
SBL=newJLabel（"SelectedBackground:
"）;
Normal=newJTextArea（"\nNormal正常"）;
Selected=newJTextArea（"\nSelected选中"）;
NFB=newJButton（""）;
NBB=newJButton（""）;
SFB=newJButton（""）;
SBB=newJButton（""）;
OK=newJButton（"OK"）;
Cancel=newJButton（"Cancel"）;
Reset=newJButton（"Reset"）;
Chooser=newColorChooser（Dialog,x+65,y-15）;
Normal.setEditable（false）;
Normal.setFocusable（false）;
Normal.setFont（newFont（"新宋体",0,16））;
Normal.setForeground（NFC）;
Normal.setBackground（NBC）;
Selected.setEditable（false）;
Selected.setFocusable（false）;
Selected.setFont（Normal.getFont（））;
Selected.setForeground（SFC）;
Selected.setBackground（SBC）;
NFB.setBackground（NFC）;
NBB.setBackground（NBC）;
SFB.setBackground（SFC）;
SBB.setBackground（SBC）;
Dialog.setLayout（null）;
Dialog.setLocation（x,y）;
Dialog.setSize（410,220）;
Dialog.setResizable（false）;
Reset.setFocusable（false）;
OK.setFocusable（false）;
Cancel.setFocusable（false）;
Dialog.add（Normal）;
Dialog.add（Selected）;
Dialog.add（NFL）;
Dialog.add（NBL）;
Dialog.add（SFL）;
Dialog.add（SBL）;
Dialog.add（SBB）;
Dialog.add（SFB）;
Dialog.add（NBB）;
Dialog.add（NFB）;
Dialog.add（OK）;
Dialog.add（Cancel）;
Dialog.add（Reset）;
SBB.setBounds（144,100,60,22）;
SFB.setBounds（144,70,60,22）;
NBB.setBounds（144,40,60,22）;
NFB.setBounds（144,10,60,22）;
NFL.setBounds（10,10,130,22）;
NBL.setBounds（10,40,130,22）;
SFL.setBounds（10,70,130,22）;
SBL.setBounds（10,100,130,22）;
Normal.setBounds（220,10,174,56）;
Selected.setBounds（220,66,174,56）;
Reset.setBounds（10,160,74,24）;
OK.setBounds（236,160,74,24）;
Cancel.setBounds（320,160,74,24）;
Dialog.setDefaultCloseOperation（JFrame.DO_NOTHING_ON_CLOSE）;
Dialog.addWindowListener（this）;
NFB.addActionListener（this）;
NBB.addActionListener（this）;
SFB.addActionListener（this）;
SBB.addActionListener（this）;
Reset.addActionListener（this）;
OK.addActionListener（this）;
Cancel.addActionListener（this）;
}
publicvoidsetTextAreaColor（）{
Normal.setForeground（NFB.getBackground（））;
Normal.setBackground（NBB.getBackground（））;
Selected.setForeground（SFB.getBackground（））;
Selected.setBackground（SBB.getBackground（））;
}
publicvoidcancel（）{
Normal.setForeground（NFC）;
Normal.setBackground（NBC）;
Selected.setForeground（SFC）;
Selected.setBackground（SBC）;
NFB.setBackground（NFC）;
NBB.setBackground（NBC）;
SFB.setBackground（SFC）;
SBB.setBackground（SBC）;
Dialog.setVisible（false）;
}
publicvoidactionPerformed（ActionEvente）{
Objectobj=e.getSource（）;
if（obj==Reset）{
NFB.setBackground（newColor（0,0,0））;
NBB.setBackground（newColor（249,249,251））;
SFB.setBackground（newColor（0,0,0））;
SBB.setBackground（newColor（191,207,223））;
setTextAreaColor（）;
}
elseif（obj==OK）{
NFC=NFB.getBackground（）;
NBC=NBB.getBackground（）;
SFC=SFB.getBackground（）;
SBC=SBB.getBackground（）;
Dialog.setVisible（false）;
}
elseif（obj==Cancel）
cancel（）;
else{
Chooser.init（（（Component）obj）.getBackground（））;
Chooser.Dialog.setVisible（true）;
（（Component）obj）.setBackground（Chooser.New.getBackground（））;
setTextAreaColor（）;
}
}
publicvoidwindowClosing（WindowEvente）{
cancel（）;
}
publicvoidwindowActivated（WindowEventarg0）{}
publicvoidwindowClosed（WindowEventarg0）{}
publicvoidwindowDeactivated（WindowEventarg0）{}
publicvoidwindowDeiconified（WindowEventarg0）{}
publicvoidwindowIconified（WindowEventarg0）{}
publicvoidwindowOpened（WindowEventarg0）{}
}
classColorChooserimplementsActionListener,WindowListener,KeyListener{
JDialogDialog;
JButtonChoice[][],Old,New,OK,Cancel;
JPanelPanel;
JTextFieldR,G,B;
JLabelOldLabel,NewLabel,RL,GL,BL;
ColorChooser（JDialogcolor,intx,inty）{
Dialog=newJDialog（color,true）;
Choice=newJButton[8][8];
Panel=newJPanel（）;
Old=newJButton（""）;
New=newJButton（""）;
OldLabel=newJLabel（"Old:
"）;
NewLabel=newJLabel（"New:
"）;
RL=newJLabel（"R:
"）;
GL=newJLabel（"G:
"）;
BL=newJLabel（"B:
"）;
R=newJTextField（""）;
G=newJTextField（""）;
B=newJTextField（""）;
OK=newJButton（"OK"）;
Cancel=newJButton（"Cancel"）;
Panel.setLayout（newGridLayout（8,8,0,0））;
inti=0,j=0;
Colorc;
Choice[0][7]=newJButton（""）;Choice[0][7].setBackground（newColor（255,255,255））;
Choice[1][7]=newJButton（""）;Choice[1][7].setBackground（newColor（255,223,191））;
Choice[2][7]=newJButton（""）;Choice[2][7].setBackground（newColor（255,207,207））;
Choice[3][7]=newJButton（""）;Choice[3][7].setBackground（newColor（223,191,255））;
Choice[4][7]=newJButton（""）;Choice[4][7].setBackground（newColor（207,207,255））;
Choice[5][7]=newJButton（""）;Choice[5][7].setBackground（newColor（191,223,255））;
Choice[6][7]=newJButton（""）;Choice[6][7].setBackground（newColor（207,255,207））;
Choice[7][7]=newJButton（""）;Choice[7][7].setBackground（newColor（223,255,191））;
for（i=0;i<8;i++）{
c=Choice[i][7].getBackground（）;
for（j=0;j<8;j++）{
if（j!
=7）{
Choice[i][j]=newJButton（""）;
Choice[i][j].setBackground（newColor（c.getRed（）*（j+1）/8,c.getGreen（）*（j+1）/8,c.getBlue（）*（j+1）/8））;
}
Choice[i][j].setFocusable（false）;
Choice[i][j].addActionListener（this）;
Panel.add（Choice[i][j]）;
}
}
Dialog.setSize（280,250）;
Dialog.setLayout（null）;
Dialog.setLocation（x,y）;
Dialog.setResizable（false）;
Dialog.add（Panel）;
Panel.setBounds（10,10,160,160）;
Dialog.add（Old）;
Dialog.add（OldLabel）;
Old.setEnabled（false）;
Old.setBorderPainted（false）;
Old.setBounds（214,10,44,22）;
OldLabel.setBounds（180,10,44,22）;
Dialog.add（New）;
Dialog.add（NewLabel）;
New.setEnabled（false）;
New.setBorderPainted（false）;
New.setBounds（214,32,44,22）;
NewLabel.setBounds（180,32,44,22）;
Dialog.add（R）;
Dialog.add（G）;
Dialog.add（B）;
R.setBounds（214,97,44,22）;
G.setBounds（214,123,44,22）;
B.setBounds（214,149,44,22）;
Dialog.add（RL）;
Dialog.add（GL）;
Dialog.add（BL）;
RL.setBounds（196,97,16,22）;
GL.setBounds（196,123,16,22）;
BL.setBounds（196,149,16,22）;
Dialog.add（OK）;
Dialog.add（Cancel）;
OK.setFocusable（false）;
Cancel.setFocusable（false）;
OK.setBounds（106,190,74,24）;
Cancel.setBounds（190,190,74,24）;
OK.addActionListener（this）;
Cancel.addActionListener（this）;
G.addKeyListener（this）;
R.addKeyListener（this）;
B.addKeyListener（this）;
}
publicvoidsetText（Colorc）{
R.setText（String.valueOf（c.getRed（）））;
G.setText（String.valueOf（c.getGreen（）））;
B.setText（String.valueOf（c.getBlue（）））;
}
publicvoidinit（Colorc）{
New.setBackground（c）;
Old.setBackground（c）;
setText（c）;
}
publicvoidactionPerformed（ActionEvente）{
Objectobj=e.getSource（）;
if（obj==OK
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