buttonpanel.java

简单的java文本编辑器

/*********************************************************************
* 类名： ButtonPanel                                                               
*                                                                    
* 功能： 此类主要功能为生成一个包含了颜色选择按钮组件的JPanel,在“颜色选择对话框”                                                              
*       中此类主要负责生成位于“颜色显示区”右边的“颜色按钮选择区”                                                        
*                                                                
**********************************************************************/
package edit.com;

import javax.swing.JPanel;
import java.awt.BorderLayout;
import java.awt.Color;
import javax.swing.JSlider;
import javax.swing.JTextArea;
import javax.swing.JTextField;
import javax.swing.JRadioButton;
import java.awt.Component;
import java.awt.GridLayout;

class ButtonPanel extends JPanel {
    private JPanel centerPanel = new JPanel();
    private JPanel southPanel = new JPanel();
    private JSlider[] sliders;
    private JTextField[] texts;
    private JRadioButton[] colorButtons;
    private JTextArea showText;
    private Component c;
    private EditColorTools tool = new EditColorTool();

    ButtonPanel( JSlider[] aSliders , JTextField[] aTexts ,
                 Component aComponent , JTextArea aShowText ,
                 JRadioButton[] buttons ) {
        sliders = aSliders ;
        texts = aTexts;
        showText = aShowText;
        colorButtons = buttons;
        c = aComponent;

        setLayout( new BorderLayout() );

        centerPanel.setLayout( new GridLayout( 7 , 2 ) );
        
        //以下为生成JPanel中的按钮 
        
        tool.addButton( Color.green                        ,
                        new ColorButtonAction( Color.green ,
                                               sliders     ,
                                               texts       ,
                                               colorButtons,
                                               showText )  ,
                        centerPanel );

        tool.addButton( Color.blue ,
                        new ColorButtonAction( Color.blue  ,
                                               sliders     ,
                                               texts       ,
                                               colorButtons,
                                               showText )  ,
                        centerPanel );

        tool.addButton( Color.cyan ,
                        new ColorButtonAction( Color.cyan  ,
                                               sliders     ,
                                               texts       ,
                                               colorButtons,
                                               showText )  ,
                        centerPanel );

        tool.addButton( Color.gray ,
                        new ColorButtonAction( Color.gray  ,
                                               sliders     ,
                                               texts       ,
                                               colorButtons,
                                               showText )  ,
                        centerPanel );

        tool.addButton( Color.darkGray ,
                        new ColorButtonAction( Color.darkGray  ,
                                               sliders         ,
                                               texts           ,
                                               colorButtons    ,
                                               showText )      ,
                        centerPanel );

        tool.addButton( Color.magenta ,
                        new ColorButtonAction( Color.magenta ,
                                               sliders       ,
                                               texts         ,
                                               colorButtons  ,
                                               showText )    ,
                        centerPanel );

        tool.addButton( Color.red ,
                        new ColorButtonAction( Color.red   ,
                                               sliders     ,
                                               texts       ,
                                               colorButtons,
                                               showText )  ,
                        centerPanel );

        tool.addButton( Color.pink ,
                        new ColorButtonAction( Color.pink  ,
                                               sliders     ,
                                               texts       ,
                                               colorButtons,
                                               showText )  ,
                        centerPanel );

        tool.addButton( Color.white ,
                        new ColorButtonAction( Color.white  ,
                                               sliders      ,
                                               texts        ,
                                               colorButtons ,
                                               showText )   ,
                        centerPanel );

        tool.addButton( Color.orange ,
                        new ColorButtonAction( Color.orange ,
                                               sliders      ,
                                               texts        ,
                                               colorButtons ,
                                               showText )   ,
                        centerPanel );

        tool.addButton( Color.black ,
                        new ColorButtonAction( Color.black  ,
                                               sliders      ,
                                               texts        ,
                                               colorButtons ,
                                               showText )   ,
                        centerPanel );

        tool.addButton( Color.lightGray ,
                        new ColorButtonAction( Color.lightGray,
                                               sliders        ,
                                               texts          ,
                                               colorButtons   ,
                                               showText )     ,
                        centerPanel );

        tool.addButton( new Color( 200 , 100 , 0 ) ,
                        new ColorButtonAction( new Color( 200 , 100 , 0 ),
                                               sliders      ,
                                               texts        ,
                                               colorButtons ,
                                               showText )   ,
                        centerPanel );


        tool.addButton( new Color( 100 , 0 , 0 ) ,
                        new ColorButtonAction( new Color( 100 , 0 , 0 ) ,
                                               sliders      ,
                                               texts        ,
                                               colorButtons ,
                                               showText )   ,
                        centerPanel );

        add( centerPanel , BorderLayout.CENTER );

        //以下生成JPanel中的“user set”按钮，此按钮的主要功能为弹出一个更为详细的
        //颜色选择框，以供用户进行选择
        
        
        tool.addButton( new SetButtonAction( "user set"    ,
                                             sliders       ,
                                             texts         ,
                                             colorButtons  ,
                                             c             ,
                                             showText )    ,
                        southPanel );

        add( southPanel , BorderLayout.SOUTH );
    }
}