Java日期选择控件

一次项目研发中需要日期时间选择控件， fT.>6kP-  
网上提供的不多， k<^"<e;p  
且质量一般， b?6Za@a>  
所以只好自己做，参考了 网上某位同学的 作品 Jave 日期选择控件 DateChooser 。 +Y+YO|i*N  
Gl;wy&]#  
目前的代码将日期时间选择封装在一个按钮组件内， <&}On-n  
应该很好用，支持Application 、Applet S]g"M']}3j  
|PwqsVd  
uoEFE8TX  

Copy code

b%[T V6^>  
ES>/ '1oeR  
import java.util.Date; 3p$K#  
import java.util.Calendar; _^! i9%  
import java.text.DateFormat; !DFo$  
import java.text.SimpleDateFormat; zTFqNn!U>  
import java.text.ParseException ; {=@@k n  
import java.awt.Color ; 2A]/I3 s6  
import java.awt.Font; |>IFK b  
import java.awt.Point ; .1a4`A0%  
import java.awt.Dimension ; W/KCHz7G|F  
import java.awt.BorderLayout ; ul'(.8!C2a  
import java.awt.FlowLayout ; }1S5qv}M  
import java.awt.GridLayout ; OCy~u^H  
import java.awt.Component ; @6:ZK8  
import java.awt.Cursor ; AwjQ[y@2R  
import java.awt.Frame ; 3IT4ed\zB  
;Ha]o{ ;D  
import java.awt.event.ActionEvent; = E9&ki2x  
import java.awt.event.ActionListener; ;Dsw3@|  
import java.awt.event.MouseListener; sy
H9_>$  
import java.awt.event.MouseAdapter; qzB? pt  
import java.awt.event.MouseEvent; Y&!% Z  
//import javax.swing.JFrame; 3{K3)`#  
import javax.swing.JButton; UEjKK~#N  
import javax.swing.JDialog; $0#j;&4  
import javax.swing.JPanel; 7x 9V2./A  
import javax.swing.JLabel; oOSV
@{/[N  
import javax.swing.JSpinner ; ]1diUIkK  
import javax.swing.JSpinner.NumberEditor ; EeDbqb  
import javax.swing.SpinnerNumberModel; vb XH
9o  
import javax.swing.SwingUtilities; q 0a$B:=V.  
import javax.swing.SwingConstants ; ",*f$~qK  
import javax.swing.event.ChangeListener ; \9r",!r  
import javax.swing.event.ChangeEvent ; 6>\wC x]3  
import javax.swing.border.LineBorder ; Gfs.9?ow  
&"90O>9jN%  
!>c=pEJ  
MI L+  
public class DateChooserJButton extends JButton { o{r. ;  
t
tUJpr|  
&Qd8Av6  
private DateChooser dateChooser =null; nRas(0@  
Zz`:%NZ  
private String preLabel ="" ; 2.,kc$^  
|f#L9bDRN  
%H~@H (  
public DateChooserJButton() { vM
W6fAQ_/  
this(getNowDate()) ; 8+6\U L e  
} Kn~m20e  
O+s |c  
zq-^  
public DateChooserJButton(SimpleDateFormat df , String dateString) { <\J^ ou8C  
this() ; S"quH0P6  
setText(df,dateString) ; }|Vt|`  
} ? "C a "I  
Y_d|Vm2*  

sMT2^R  
public DateChooserJButton(Date date) { 5W @  
this("",date); }F1|,g
  
} c#oCGw(6  
2&&<a'  
public DateChooserJButton(String preLabel , Date date) { pe"0:  
if (preLabel!=null) this.preLabel = preLabel ; }p+d 2  
setDate(date) ; ;C8M&lub#  
setBorder(null) ; f$aEjZ?  
setCursor(new Cursor(Cursor.HAND_CURSOR)) ;  .d0SRzW  
super.addActionListener( new ActionListener() { SiOyOjuc  
public void actionPerformed(ActionEvent e) { ]# #1\s  
if (dateChooser==null) dateChooser = new DateChooser(); 9w~]%*g  
Point p = getLocationOnScreen() ; $8f*ch3Zj  
p.y = p.y+30 ; ?l}W?k77  
dateChooser.showDateChooser(p) ; a=S)X5AL{  
} D(qa}bd5  
}) ; &-XY> =*?4  
} p8 W K*o  
R_ f >+
 
-pz _?)&  
private static Date getNowDate() { ,r\J fb  
return Calendar.getInstance().getTime() ; ik- 0<3  
} d24*K|jK$  
O{-E6*eT\A  
private static SimpleDateFormat getDefaultDateFormat() { ! Wy-YLv  
return new SimpleDateFormat("yyyy年MM月dd日HH时") ; r@w/dZ9 V  
} g0{ZGCHN21  
pr\]yM`  
//覆盖父类的方法 .@|Vc  
public void setText(String s) { (v-Y V z^  
Date date ; ?)i~5K#A  
try { p]t3H  
date = getDefaultDateFormat().parse(s) ; v\ PM}  
}catch (ParseException e) { *x5ES^E
!  
date = getNowDate() ; V8Ox'lq'  
} f/H ^E ("  
setDate(date) ; X $I:c"o.  
} K0u6xl(  
. X"6z  
y:=}IKvW  
public void setText(SimpleDateFormat df , String s) {  or$+HAV  
Date date ; 6tV,5l+ \  
try { E:A<Ko<s,  
date = df.parse(s) ; ^cO/}OP  
}catch (ParseException e) { a; (?F+  
date = getNowDate() ; h=D\R)K.  
} YMJx[ `d  
setDate(date) ; x_%X(#VROd  
} .MD icjo  
|Q*n
:o  
XI(!<  
G W__m{GA&  
public void setDate(Date date) { D9S
fg|q  
super.setText(preLabel+getDefaultDateFormat().format(date)); > ^- $nA  
} u y +d!  
]EVKi n  
public Date getDate() { /J$Q kg  
String dateString = getText().substring(preLabel.length()); y hG):id|  
try { wUuMWH-N  
return getDefaultDateFormat().parse(dateString); w,@96(=:E  
} catch (ParseException e) { @S&PpQCT  
return getNowDate() ; qv a x}h{  
} Os t p88z  
-zEInMQ&  
} ca EHCp  
QMb.Ve,m  
/~t6Z[|a  
q4= " /u  
//覆盖父类的方法使之无效 `=*:[AlA  
public void addActionListener(ActionListener listener ) { eK,5b;50`  
} Z>dt*R
 
^BK3AG*  
_*zs?2fg+  
pucMg;d  
3/%$~A]X  
private class DateChooser extends JPanel implements ActionListener ,ChangeListener { 88Z`eWuV  
int startYear = 1980; //默认【最小】显示年份 ]l L Oti  
int lastYear = 2050; //默认【最大】显示年份 ?EC6'-bU  
int width = 200; //界面宽度 'P#Q~;.&u  
int height = 200; //界面高度 1xM9&>  
x s-L82O  
Color backGroundColor = Color.gray; //底色 ],1b''53  
//月历表格配色----------------// @pxWR!tm  
Color palletTableColor = Color.white; //日历表底色 [e1>  
Color todayBackColor = Color.orange; //今天背景色 %x?|z]) }i  
Color weekFontColor = Color.blue; //星期文字色 \NWqcC  
Color dateFontColor = Color.black; //日期文字色 ?@E "_7(+  
Color weekendFontColor = Color.red; //周末文字色 c(FoD5;uyT  
77,nnQkY  
//控制条配色------------------// 6ks(8[29  
Color controlLineColor = Color.pink; //控制条底色 d[S?%=.v  
Color controlTextColor = Color.white; //控制条标签文字色 RlCuBCy8C?  
3m7dK\c  
?!?
{1gA  
Color rbFontColor = Color.white; //RoundBox文字色 La^!Ph!  
Color rbBorderColor = Color.red; //RoundBox边框色 $8tjc*_  
Color rbButtonColor = Color.pink; //RoundBox按钮色 j;_gCZ,  
Color rbBtFontColor = Color.red; //RoundBox按钮文字色 g'T,vGF~3  
/12QXH(\  
JDialog dialog ; o?c{%Y  
JSpinner yearSpin ; ]:`!$3,^;  
JSpinner monthSpin ; Mt`EFns  
JSpinner hourSpin ; 9F{G ,*  
JButton[][] daysButton = new JButton[6][7] ; dviaH|1!$a  
Cj X(l T  
O9`l v!  
DateChooser() { W!Yq,G  
)8`A
4}D<?  
setLayout(new BorderLayout()); .+LgRxH  
setBorder(new LineBorder(backGroundColor, 2)); MEA S.:vT  
setBackground(backGroundColor); k".^
C  
N7pv/3  
JPanel topYearAndMonth = createYearAndMonthPanal(); 7o}yvmX18  
add(topYearAndMonth,BorderLayout.NORTH); 0B||Q8^  
JPanel centerWeekAndDay = createWeekAndDayPanal(); a]G#  
add(centerWeekAndDay,BorderLayout.CENTER); !B Lo9\Z  
3!u\io)  
} W2~dYPt^T  
<RMdegH  
`lR3CP%q  
private JPanel createYearAndMonthPanal(){ <a(3I_*8  
Calendar c = getCalendar() ; l0@DdOR>  
int currentYear =c.get(Calendar.YEAR); &&V>ICMf  
int currentMonth =c.get(Calendar.MONTH)+1; /+S^V6(3  
int currentHour =c.get(Calendar.HOUR_OF_DAY); DNl&j fa  
E5%^*  
JPanel result = new JPanel(); i|F;7d iG  
result.setLayout(new FlowLayout()); b9TPZL.Y[  
result.setBackground(controlLineColor); &FRRVc>#  
~o&P1*Uz  
yearSpin = new JSpinner(new SpinnerNumberModel(currentYear,startYear,lastYear,1)); sF-7[#
[E  
yearSpin.setPreferredSize(new Dimension(48,20)) ; 3 @9fqPD  
yearSpin.setName("Year") ; K ! obi  
yearSpin.setEditor(new JSpinner.NumberEditor(yearSpin, "####")) ; ;:5_u BS  
yearSpin.addChangeListener(this) ; ^M\Kt'@/  
result.add(yearSpin) ; D(;aO6>5  
Xd>WNP$U  
JLabel yearLabel = new JLabel("年"); SACr2TaRG  
yearLabel.setForeground(controlTextColor); G9GHTuf8  
result.add(yearLabel); 1 dAe@s  
saZ4"}DY  
monthSpin = new JSpinner(new SpinnerNumberModel(currentMonth,1,12,1)); 'srtFR  
monthSpin.setPreferredSize(new Dimension(35,20)) ; :\ nu4,x  
monthSpin.setName("Month") ; Q-PW3IM~Uv  
monthSpin.addChangeListener(this) ; 6=}@U dn?G  
result.add(monthSpin) ; 
"ezu$L  
Lg8yu7W  
JLabel monthLabel = new JLabel("月"); NO HHaOL  
monthLabel.setForeground(controlTextColor); dd#%@I9  
result.add(monthLabel); 6-wfT'x  
1
<_!2Vb+  
hourSpin = new JSpinner(new SpinnerNumberModel(currentHour,0,23,1)); %[82U< :  
hourSpin.setPreferredSize(new Dimension(35,20)) ; $ n=AF{n  
hourSpin.setName("Hour") ; ^mS5d}1Y1  
hourSpin.addChangeListener(this) ; ]z;Q A`  
result.add(hourSpin) ; J5a`B/.g  
$ ](X=Qb  
JLabel hourLabel = new JLabel("时"); YF'O QyG$  
hourLabel.setForeground(controlTextColor); ;/V0`6S:a  
result.add(hourLabel); >O# e*^  
A \[;T-uTT  
return result ; EFTf;M+#%  
} ,+y g
>~  
d08
fK*Dj  
B"|ju:`w  
IO<r0  
private JPanel createWeekAndDayPanal() { YX~|4-(  
String colname[] = {"日","一","二","三","四","五","六"}; B^;G3A^(  
JPanel result = new JPanel(); {#JI;y9-  
//设置固定字体，以免调用环境改变影响界面美观 l/pr^S,O  
result.setFont(new Font("宋体", Font.PLAIN, 12)); 3V
86'oGOQ  
result.setLayout(new GridLayout(7,7)); @}*-! (  
result.setBackground(Color.white); _|=N%o[  
JLabel cell ; t2LT  
W.z H. =  
for(int i=0;i<7;i++) { }
nUnjqD|  
cell = new JLabel(colname[i]); N>9{j ^b*a  
cell.setHorizontalAlignment(JLabel.RIGHT); *w`cim+  
if (i==0 || i==6) cell.setForeground(weekendFontColor) ; |zjVlW0< 8  
else cell.setForeground(weekFontColor) ; x<)uYI>vE  
result.add(cell) ; @~g|gSw  
} $@~22H  
/tCLLcu  
int actionCommandId = 0 ; [iqKxS  
for(int i = 0; i < 6; i++) yCo7%bg t8  
for(int j = 0; j < 7; j++) { T8S#)
  
JButton numberButton = new JButton(); @F&rh  
numberButton.setBorder(null) ; {%y#f"e  
numberButton.setHorizontalAlignment(SwingConstants.RIGHT); E> !E L  
numberButton.setActionCommand(String.valueOf(actionCommandId)) ; (!KCow a  
numberButton.addActionListener(this) ; "|6-[  
numberButton.setBackground(palletTableColor); U8Z+#F$+  
numberButton.setForeground(dateFontColor) ; @i_|^lWk  
if (j==0 || j==6) numberButton.setForeground(weekendFontColor) ; /D !Y$4Kf  
else numberButton.setForeground(dateFontColor) ; w#~,<z0B  
daysButton[i][j] = numberButton; :1qm!ym  
result.add(numberButton) ; ? |  }=  
actionCommandId ++ ; +n6zy7@L  
} 0D7K)1?3  
{d=5bQi!  
return result; bXl!*^= A  
} U9"e+o[G  
<@ *d J.)  
qw6<P|1J6  
?%4 +F*sE  
:p;'If&?  
XekIpWyG  
private JDialog createDialog(Frame owner ) { yv~o5kQta  
JDialog result = new JDialog(owner,"日期时间选择",true) ; }UiNG%  
result.setDefaultCloseOperation(JDialog.HIDE_ON_CLOSE); 1ZBm\I=  
result.getContentPane().add(this,BorderLayout.CENTER) ; #N{h1@p4Hf  
result.pack() ; nMC9A6q  
result.setSize(width, height); [ bK?L)K<  
return result ; (}x}mQBu  
} hw:(kkS  
-3"=o=I&  
void showDateChooser(Point position ) { Ea_rs}@E@F  
Frame owner =(Frame)SwingUtilities.getWindowAncestor(DateChooserJButton.this) ; ]aI.nD;|  
if (dialog==null || dialog.getOwner()!= owner) dialog = createDialog(owner ) ; KGU;y x|x  
dialog.setLocation(getAppropriateLocation(owner ,position ) ) ; 3px::!  
flushWeekAndDay() ; :wk`B7
!  
dialog.show(); 6<AMRp  
} 6~ v5@  
.6%P:C;z  
X@r(@v&f  
Point getAppropriateLocation(Frame owner ,Point position ) { t$%(-5  
Point result = new Point(position) ; C5 /9OWJ  
Point p = owner.getLocation() ; o
#{^S  
int offsetX = (position.x+width) - (p.x + owner.getWidth() ) ; c{!na;,"@  
int offsetY = (position.y+height) - (p.y + owner.getHeight() ) ; @rkF
c13  
//ij\eF  
if (offsetX >0 ) { ;|-Dm   
result.x -= offsetX ; 3 rMhr4 _  
} OIb:IdEhn  
VM*.lU<N6  
if (offsetY >0 ) { OVP ^9/V  
result.y -= offsetY ; R$8Ba<%)v  
} X\i(%MO#ZE  
m5.FX?_X+  
return result ; weK]t~3  
:q`a4 ZBM  
} wcJbBE  
KRtVI,|G  
U~LTwkW

 
private Calendar getCalendar() { sbj g3Hp  
Calendar result = Calendar.getInstance();  AG )i
  
result.setTime(getDate()) ; _3^o/jFud  
return result ; hU0\KH  
} , b=y??p  
6|+6isbi  
|`(^,|  
private int getSelectedYear() { !|cl8&7  
return ((Integer)yearSpin.getValue()).intValue() ; 574e\F3Q  
} AUrL g  
[
8kK0E  
6[v,jk-c  
private int getSelectedMonth() { ^aGr"kj@  
return ((Integer)monthSpin.getValue()).intValue() ; ~ H1UOI
T  
} %_M t] $(  
%f=oY  
private int getSelectedHour() { SE%YST:_  
return ((Integer)hourSpin.getValue()).intValue() ; wFX/py6%v  
} ~[}|:fMd  
lTC+W
NSM  
l^JmbNZMk  
private void dayColorUpdate(boolean isOldDay) { P9giB+n  
Calendar c = getCalendar() ; oP(l_<aIh  
int day = c.get(Calendar.DAY_OF_MONTH); g;6 &  
c.set(Calendar.DAY_OF_MONTH,1); H348oZe j  
int actionCommandId =day-2+c.get(Calendar.DAY_OF_WEEK) ; MR=/7#&z  
int i = actionCommandId/7; {! #.]6kG  
int j = actionCommandId%7; pY:p)o(  
if (isOldDay) daysButton[i][j].setForeground(dateFontColor) ; 208<&3C2  
else daysButton[i][j].setForeground(todayBackColor) ; p,'Z~'o  
} X=?$.W}=q  
gR?/: +  
;1 (m3N0;m  
private void flushWeekAndDay() { My5]90D  
Calendar c = getCalendar() ; g
Tp)D Y  
c.set(Calendar.DAY_OF_MONTH,1); ?y,!,X 0  
int maxDayNo = c.getActualMaximum(Calendar.DAY_OF_MONTH); Pno }L <$  
int dayNo = 2 - c.get(Calendar.DAY_OF_WEEK) ; ](>O V#  
for(int i = 0; i < 6; i++) { _3cI}9   
for(int j = 0; j < 7; j++) { _b#Q\s:G  
String s="" ; D& + x8B  
if (dayNo>=1 && dayNo<=maxDayNo ) s = String.valueOf(dayNo) ; x\P6N ?vW  
daysButton[i][j].setText(s) ; ?jQvT}K  
dayNo ++ ; BUHh]'5*  
} xbN>C)b  
} &N./uj  
dayColorUpdate(false) ; TfUk#S<,Uc  
} 5vObK%-I  
zd]|DszsJ  
BF@/p=A2c  
J]3Tk3E  
GLUg\U*m  
public void stateChanged(ChangeEvent e) { 48D

0{kP  
JSpinner source =(JSpinner)e.getSource() ; x0;$g-8P  
Calendar c = getCalendar() ; @6A1E[u;i  
if (source.getName().equals("Hour")) { -dP(  
c.set(Calendar.HOUR_OF_DAY, getSelectedHour()); ,IHYgI"  
setDate(c.getTime()); ;m[olC  
return ; .W)m5kP\]  
} FBz-.#IB  
xZ)!vwmMD  
dayColorUpdate(true) ; Z
fw|zf  
X)#-bnW14  
if (source.getName().equals("Year")) k
lS:Ui  
c.set(Calendar.YEAR, getSelectedYear()); cttm:FLd&  
else Y-
F\-  
// (source.getName().equals("Month")) V37f'el)  
c.set(Calendar.MONTH, getSelectedMonth()-1); 9:U:&^V  
setDate(c.getTime()); biJ! NxC(  
flushWeekAndDay() ; xaB9:4ta  
} B 0G`V#q%n  
-04lq3L  
z.[K= "\  
public void actionPerformed(ActionEvent e) { g"wYLy~`  
JButton source =(JButton)e.getSource() ; !@E
]rn  
if (source.getText().length()==0) return ; 6d IzC  
dayColorUpdate(true) ; b3?K~n
 
source.setForeground(todayBackColor) ; D$NpXiZ)8  
int newDay = Integer.parseInt(source.getText()); m[0W5K  
Calendar c = getCalendar() ; Zoa`;Sq  
c.set(Calendar.DAY_OF_MONTH,newDay); ziGzw
(P+  
setDate(c.getTime()); GSVBG  
} ZLmN_a4qA,  
"V@URU!dT  
} YH}xE0  
f@?Q(FbAv  
8c 4(gC|&  
M'RE3u]:0  
} 1K^YUJ)+  

查看本文来源