java×Ü½á µÚÊ®ÕÂ
µÚÊ®ÕÂ
guiÓ¦ÓóÌÐòÉè¼Æ
awt abstractwindow toolkit
gui graphical user interface
×é¼þcomponent
container ÈÝÆ÷
window ¶¥¼¶´°¿Ú
panel ½ÓÄÉÆäËû×é¼þµÄÈÝÆ÷ ²»ÄܶÀÁ¢´æÔÚ
±ØÐëÔÚÆäËûÈÝÆ÷ÖУ¨Èçwindow»òapplet£©
frameÊÇwindow×ÓÀà Ч¹ûÊÇÒ»¸ö´°¿Úsetvisible£¨true£©¿É¼û
component
container
window pannel
frame dialog applet
frame f=new frame("");
button a=new button("");
f.add(a)
Ïà¹ØÎĵµ£º
Ò»¸öJava×ÖÌåÉèÖóÌÐò£¬°üÀ¨´óС£¬ÑÕÉ«£¬¼Ó´Ö£¬Ï»®Ïߣ¬¶ÔÆë£¬Ð±ÌåµÄÉèÖ㬺ÜÈ«!!! ÊÕ²Ø
Swing¶ÔJTextPaneÖÐ×ÖÌåÑÕÉ«µÄÉèÖÃ
ת×Ô£ºhttp://www.blogjava.net/Swing/archive/2007/12/26/128965.html
import java.awt.BorderLayout;
import java.awt.Color;
import java.awt.event.ActionEvent;
import java.a ......
¹éÄÉÒ»Ð©ÍøÉÏÈ¡JAVA·¾¶µÄ·½·¨£º
×¢Ã÷£ºÈç¹û´ÓANTÆô¶¯³ÌÐò£¬this.getClass().getResource("")È¡³öÀ´µÄ±È½Ï¹Ö£¬Ö±½ÓÓÃJAVAÃüÁîÐе÷ÊԾͿɳɹ¦¡£
µÃµ½classpathºÍµ±Ç°ÀàµÄ¾ø¶Ô·¾¶µÄһЩ·½·¨
»ñµÃCLASSPATHÖ®Íâ·¾¶µÄ·½·¨£º
URL
base = this.get ......
Îå¡¢javaµÄÃæÏò¶ÔÏó³ÌÐòÉè¼Æ(ÀàºÍ¶ÔÏó)
/**
* ÃæÏò¶ÔÏóÖ®Ò»
* ÀàÓë¶ÔÏó
*/
/**
* ¶ÔÏóµÄʵÀý»¯¹ý³Ì:
* 1,javaÖÐËùÓÐÀàÐÍÔÚÄÚ´æµÄ·ÖÅäÇé¿ö
* a,»ù±¾ÀàÐÍ"±äÁ¿"char,byte,short,int,long,float,double,boolean´æ´¢ÔÚ¶ÑÕ»ÖÐ
* ¶ÑÕ»ÊÇͨ¹ý¶ÑÕ»Ö¸Õë°´ÕÕÏȽøÏȳöµÄ¶ÁÈ ......
Áù¡¢javaµÄÃæÏò¶ÔÏó³ÌÐòÉè¼Æ(Ïê½âequals·½·¨)
/**
* Ïê½âequals·½·¨.
*/
class Equals
{
private int i;
public void setI(int i)
{
this.i = i;
}
public Equals()
{
i = 1;
}
public Equals(int i)
{ ......
µÚ°ËÕÂ Òì³£
Òì³£
Á½Àà ´íÎóerror ϵͳÄÚ²¿´íÎó Î¥Àýexception ÆäËû±à³Ì´íÎó»òÍâÔÚÒòËØ¡¿
Òì³£´¦Àí»úÖÆ
Å׳öÒì³£throw µ±²»È·¶¨ÎªºÎÖÖÒì³£ºÍ²»È·¶¨Ôõô´¦ÀíµÄʱºòʹÓÃ
²¶»ñÒì³£catch
try{}
catch(){}
finally{}Ϊͳһ³ö¿Ú
fileinputstreamÀàµÄ³ÉÔ±·½·¨read()µÄ¹¦ÄÜÊÇÿ´Î´ÓÏàÓ¦µÄ(±¾µØÎªasc2Âë)ÎļþÖжÁ³öÒ»¸ö×Ö½Ú ......