JSP教程_文本编辑器源文件(java语言) 【中国个人站长站】1

文本编辑器源文件(java语言)
Chinageren.com 2004-8-25 转载注明：www.chinageren.com
/版权所有helj
import java.awt.*;
import java.io.*;
import java.util.*;
//W_color;C_str;C_file;C_back;W_find;W_fond
interface I_Method
{
public void setQuit();
public void setfont(Font f);
public void setcolor(Color c);
public void Find(String find,int dire);
}
class D_color extends Dialog
{
private Button OK,Cancel;
private I_Method mp;
private Rectangle test;
private Color current= Color.black;
private Color []colors;
private Color []colors1;
private Color []colors2;
private int strlen= 250;
public D_color(Frame fr,I_Method mp,int x,int y)
{
super(fr,"调色板",true);
this.mp= mp;
colors= new Color[strlen];
colors1= new Color[strlen];
colors2= new Color[strlen];
for (int i = 0; i < strlen; i++)
{
float h = ((float)i)/((float)strlen);
colors[i] = new Color(Color.HSBtoRGB(h,1.0f,1.0f));
}
for (int i = 0; i < strlen; i++)
{
float h = ((float)i)/((float)strlen);
colors1[i] = new Color(Color.HSBtoRGB(1.0f,h,1.0f));
}
for (int i = 0; i < strlen; i++)
{
float h = ((float)i)/((float)strlen);
colors2[i] = new Color(Color.HSBtoRGB(1.0f,1.0f,h));
}
setLayout(null);
OK= new Button("确定");
Cancel= new Button("取消");
OK.reshape(320,100,80,30);
add(OK);
Cancel.reshape(320,150,80,30);
add(Cancel);
test= new Rectangle(0,0,300,250);
reshape(x/2-210,y/2-140,420,280);
show();
}
public void update(Graphics g)
{
int y= 0;
for (int i = 0; i < strlen; i++)
{
g.setColor(colors[i]);
g.fillRect(0,y,100,1);
y+=1;
}
y= 0;
for (int i = 0; i < strlen; i++)
{
g.setColor(colors1[i]);
g.fillRect(100,y,100,1);
y+=1;
}
y= 0;
for (int i = 0; i < strlen; i++)
{
g.setColor(colors2[i]);
g.fillRect(200,y,100,1);
y+=1;
}
g.setColor(current);
g.fillRect(330,30,60,60);
}
public void paint(Graphics g)
{
update(g);
}
public boolean mouseMove(Event evt,int x,int y)
{
if(test.inside(x,y))
{
Graphics g1= getGraphics();
//g1.drawImage(back,oldx,oldy);
//g1.clipRect(x-3,y-3,6,6);
g1.setColor(Color.white);
g1.drawArc(x-3,y-3,6,6,60,360);
g1.drawLine(x-3,y,x+3,y);
g1.drawLine(x,y-3,x,y+3);
repaint();
//oldx= x-3;
//oldy= y-3;
return true;
}
return false;
}
public boolean mouseDown(Event evt,int x,int y)
{
if((x>=0)&&(x<=100))
{
current= colors[y];
System.out.println(y);
getGraphics().setColor(current);
getGraphics().fillRect(330,30,60,60);
return true;
}
if((x>100)&&(x<=200))
{
current= colors1[y];
getGraphics().setColor(current);
getGraphics().fillRect(330,30,60,60);
return true;
}
if((x>200)&&(x<=300))
{
current= colors2[y];
getGraphics().setColor(current);
getGraphics().fillRect(330,30,60,60);
return true;
}
return false;
}
public boolean action(Event evt,Object arg)
{
if(evt.target instanceof Button)
{
if(evt.target== OK)
{
mp.setcolor(current);
dispose();
return true;
}
if(evt.target== Cancel)
{
dispose();
return true;
}
}
return super.action(evt,arg);
}
}
class W_quick extends Window
{
MainF fr;
private Dimension sz;
private int w,h;
private int fw,fh;
private FontMetrics fm;
private int index=0;
public W_quick(MainF fr,I_Method qm,int x,int y)
{
super(fr);
this.fr= fr;
setBackground(Color.lightGray);
}
public void show(int x,int y)
{
repaint();
reshape(x,y,100,160);
show();
}
private void draw_uplines(Graphics g,int x,int y,int w1,int h1)
{
g.setColor(Color.white);
g.drawLine(x,y,x+w1-1,x);
g.drawLine(x,y,x,y+h1-1);
g.setColor(Color.black);
g.drawLine(x+w1-1,y-1,x+w1-1,y+h1-1);
g.drawLine(x+w1-2,y+1,x+w1-2,y+h1-2);
g.drawLine(x+1,y+h-2,x+w1-2,y+h1-2);
//    g.drawLine(x,y+h1-1,x+w1-1,y+h1-1);
//    g.setColor(Color.black);
//    g.drawLine(x,y+h1-1,x+w1-1,y+h1-1);
}
public void paint(Graphics g)
{
sz= size();
w= sz.width;
h= sz.height;
//    g.setFont(Ffont);
fm= g.getFontMetrics();
fh=fm.getHeight();
fw= fm.charWidth(‘‘C‘‘);
g.setColor(Color.gray);
g.drawRect(10,(index-1)*fh+6,w-20,fh);
//    g.setColor(Color.lightGray);
//    g.drawRect(0,0,w,h);
draw_uplines(g,1,1,w-1,h-1);
g.setColor(Color.black);
g.drawString("Cut",13,fh);
g.drawString("Copy",13,2*fh);
g.drawString("Paste",13,3*fh);
g.drawString("Delete",13,4*fh);
}
public boolean mouseMove(Event evt,int x,int y)
{
for(int i=1;i<=4;i++)
if((y>(i-1)*fh)&&(y<(i*fh)))
{
index= i;
repaint();
}
return super.mouseMove(evt,x,y);
}
public boolean mouseDown(Event evt,int x,int y)
{
if(y>0&&y{
fr.current_t.dels();
fr.eitem.enable(false);
fr.eitem1.enable(false);
fr.eitem3.enable(false);
fr.eitem2.enable(true);
hide();
return true;
}
if(y>fh&&(y<(2*fh)))
{
fr.eitem.enable(false);
fr.eitem1.enable(false);
fr.eitem3.enable(false);
fr.eitem2.enable(true);
hide();
return true;
}
if((y>(2*fh))&&(y<(3*fh)))
{
fr.current_t.adds();
fr.eitem2.enable(false);
fr.eitem.enable(false);
fr.eitem1.enable(false);
fr.eitem3.enable(false);
hide();
return true;
}
if((y>(3*fh))&&(y<(4*fh)))
{
fr.current_t.dels();
fr.eitem3.enable(false);
fr.eitem.enable(false);
fr.eitem1.enable(false);
fr.eitem2.enable(false);
hide();
return true;
}
return super.mouseDown(evt,x,y);
}
}
class ptest extends Panel
{
String test= "ABCDabcd";
D_font ff;
public ptest(D_font ff)
{
this.ff= ff;
repaint();
}
private void draw_downlines(Graphics g,int x,int y,int w,int h)
{
g.setColor(Color.white);
g.drawLine(x+1,y+h-1,x+w-1,y+h-1);
g.drawLine(x+w-1,y+h-1,x+w-1,y+1);
g.setColor(Color.black);
g.drawLine(x,y,x,y+h);
g.drawLine(x+1,y+1,x+1,y+h-1);
g.drawLine(x,y,x+w,y);
g.drawLine(x+1,y+1,x+w-1,y+1);
}
public void rep()
{
repaint();
}
public void paint(Graphics g)
{
Dimension sz= size();
Point pt= location();
g.setColor(Color.darkGray);
g.drawRect(0,0,sz.width-2,sz.height-2);
g.setColor(Color.white);
g.drawLine(1,1,1,sz.height-3);
g.drawLine(1,1,sz.width-3,1);
g.drawLine(0,sz.height-1,sz.width-1,sz.height-1);
g.drawLine(sz.width-1,0,sz.width-1,sz.height-1);
draw_downlines(g,15,10,sz.width-30,sz.height-20);
g.clipRect(16,11,sz.width-31,sz.height-21);
g.setColor(Color.black);
g.setFont(ff.bf);
g.drawString(test,20,sz.height-21);
}
}
class D_font extends Dialog
{
public Font bf;
private Button OK,Cancel;
private Label l1,l2,l3;
private String items1[]={"Helvetica","Courier","TimesRoman","Dialog"};
private String items2[]={"PLAIN","BOLD","PLAIN+BOLD","ITALIC","BOLD+ITALIC"};
private int[] style= new int[5];
private String items3[]={"8","9","10","11","12","14","16","18","20","22","24","26","28","36","48","72"};
private TextField f1,f2,f3;
private List ll1,ll2,ll3;
private ptest test;
private I_Method im;
public void init()
{
style[0]= Font.PLAIN;
style[1]= Font.BOLD;
style[2]= Font.PLAIN+Font.BOLD
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