palettepanel.java

ASCII图画分类： 图像处理 可以将鼠标画的图象转成ASCII的形式

package joeh.asciidraw;
import java.awt.*;
import java.applet.*;
import java.util.*;
import java.io.*;

//we do this so that we can control the case that they click on us but not on
//a paletteItem so we can give focus back.
public class palettePanel extends Panel {
AsciiDrawPanel adp;

public palettePanel(String n, AsciiDrawPanel p) {
adp = p;
this.setLayout(new FlowLayout());
Label title = new Label(n);
this.add(title);
}


public boolean handleEvent(Event evt) {
switch(evt.id)
{
case Event.MOUSE_DOWN:
{
adp.requestFocus(); //give the focus back to the panel so that
//it can be typed to without first having to click the mouse there.
return true;
}
}
return true;
}
}