guiutils.java

自己整理的一些java工具类包括文件处理

package com.reason.util.swing;

/**
 * <p>Title: GUIUtils</p>
 * <p>Description: 有关GUI的一些简单工具方法</p>
 * <p>Copyright: PubInfo Copyright (c) 2004</p>
 * <p>Company: www.pubinfo.com.cn</p>
 * @author chineseren
 * @version 1.0
 */
import java.util.*;

import java.awt.*;
import java.awt.event.*;
import javax.swing.*;
import javax.swing.event.*;

import com.reason.util.*;

public class GUIUtils {
  static{//设置系统的界面风格,因为me喜欢这个样式
    try {
      UIManager.setLookAndFeel(UIManager.getCrossPlatformLookAndFeelClassName());
    } catch(Exception ex) {
      Debug.debug("GUIUtils cant set UI Look&&Feel!", ex);
    }
  }
  //为JMenuItem or JMenu添加快捷键(要求按ALT键)
  /**
   * <p>Description: 为JMenuItem or JMenu添加快捷键(要求按ALT键)</p>
   * @param KeyEvent_code 快捷键
   * @param description 描述
   * @param jMenuItem 目标JMenuItem or JMenu
   * @author chineseren
   * @version 1.0
   */
  public static void setHotkey(int KeyEvent_code, String description,
      JMenuItem jMenuItem) {
    //jMenuItem.setMnemonic(KeyEvent.VK_A);
    jMenuItem.setMnemonic(KeyEvent_code);
    jMenuItem.setAccelerator(KeyStroke.getKeyStroke(KeyEvent_code,
        ActionEvent.ALT_MASK));
    jMenuItem.getAccessibleContext().setAccessibleDescription(description);
  }

  public static void setHotkey(int KeyEvent_code, String description,
      JMenu jMenu) {
    //jMenu.setMnemonic(KeyEvent.VK_A);
    jMenu.setMnemonic(KeyEvent_code);
    jMenu.getAccessibleContext().setAccessibleDescription(description);
  }

  /**
   * <p>Description: 将JPanel from加入到JPanel to中</p>
   * @param from 源JPanel
   * @param to 目标JPanel
   * @author chineseren
   * @version 1.0
   */
  public static void setJPanel(JPanel to, JPanel from) {
    to.removeAll();
    to.add(from);
    to.updateUI();
  }

  /**
   * 给组件设置字体
   * @param component 目标组件
   * @param font 要求的字体
   * @param isAll 是否需要将该组件下的所有子组件的字体也设置成默认字体,默认是false
   */
  public static void setFont(java.awt.Component component,java.awt.Font font,boolean isAll) {
    component.setFont(font);
    component.setForeground(ComponentStyle.DEFAULT_STYLE.getForeground());
    if(!isAll){
      return;
    } else { //只有java.awt.Container才有getComponents()
      if(component instanceof java.awt.Container) {
        Component[] childs;
        Component child;
        int nCount;

        childs = ((java.awt.Container)component).getComponents();
        nCount = childs.length;
        for(int i = 0; i < nCount; i++) {
          child = childs[i];
          child.setFont(font);
          child.setForeground(ComponentStyle.DEFAULT_STYLE.getForeground());
        }
      }
    }
  }
  public static void setFont(java.awt.Component component,java.awt.Font font) {
    setFont(component,font,false);
  }

  /**
   * 给组件设置字体
   * @param component Component
   * @param isAll 是否需要将该组件下的所有子组件的字体也设置成默认字体,默认是false
   */
  public static void setFont(java.awt.Component component,boolean isAll) {
    setFont(component,ComponentStyle.DEFAULT_STYLE.getFont(),false);
  }
  public static void setFont(java.awt.Component component) {
    setFont(component,false);
  }

  /**
   * 给组件设置背景色
   * @param component 目标组件
   * @param color 要求的背景颜色
   */
  public static void setBgColor(java.awt.Component component,
      java.awt.Color color) {
    component.setBackground(color);
  }

  /**
   * 给组件设置前景色
   * @param component 目标组件
   * @param color 要求的前景颜色
   */
  public static void setFgColor(java.awt.Component component,
      java.awt.Color color) {
    component.setForeground(color);
  }

  /**
   * 设置组件的大小
   * @param component 目标组件
   * @param width 要求的组件宽度
   * @param height 要求的组件高度
   */
  public static void setComponentSize(java.awt.Component component, int width,
      int height) {
    component.setSize(width, height);
  }

  public static Image getImage(String imageFile){
    return Toolkit.getDefaultToolkit().createImage(imageFile);
  }

  /**
   * 给目标窗体设置图标（默认）
   * @param frame 目标窗体
   */
  public static void setIcon(JFrame frame) {
    frame.setIconImage(ComponentStyle.DEFAULT_STYLE.getImage());
  }

  /**
   * 给目标窗体设置图标（给定图标路径）
   * @param frame 目标窗体
   * @param imagePath 图标路径
   */
  public static void setIcon(JFrame frame, String imagePath) {
    frame.setIconImage(Toolkit.getDefaultToolkit().createImage(imagePath));
  }

  /**
   * 给目标窗体设置位置
   * @param component 目标组件
   * @param x x坐标
   * @param y y坐标
   */
  public static void setLocation(Component component, int x, int y) {
    component.setLocation(x, y);
  }

  //设置Frame || Dialog居中显示
  public static void setCenter(Component component) {
    Dimension screenSize = Toolkit.getDefaultToolkit().getScreenSize();
    component.setBounds((screenSize.width - component.getWidth()) / 2,
        (screenSize.height - component.getHeight()) / 2,
        component.getWidth(), component.getHeight());
  }

  /**
   * 设置系统中所有窗体的组件风格
   * @param componentStyle 组件风格
   */
  public static void setAllComponentStyle(ComponentStyle componentStyle){
    Frame[] frames = Frame.getFrames();
    Frame frame;
    for (int i = 0; i < frames.length; i++) {
      frame = frames[i];
      setComponentStyle(frame,componentStyle);
    }
  }
  public static void setAllComponentStyle(){
    setAllComponentStyle(ComponentStyle.DEFAULT_STYLE);
  }

  /**
   * 设置组件(窗体，对话框，面板)的风格
   * @param frame 目标窗体组件(Frame || Dialog)
   * @param componentStyle 要求的组件风格
   */
  public static void setComponentStyle(java.awt.Frame frame,ComponentStyle componentStyle) {
    frame.setFont(componentStyle.getFont());
    frame.setForeground(componentStyle.getForeground());
    frame.setIconImage(componentStyle.getImage());
    setCenter(frame);
  }
  public static void setComponentStyle(java.awt.Frame frame) {
    setComponentStyle(frame,ComponentStyle.DEFAULT_STYLE);
  }
  public static void setComponentStyle(java.awt.Dialog dialog,
      ComponentStyle componentStyle) {
    dialog.setFont(componentStyle.getFont());
    dialog.setForeground(componentStyle.getForeground());
    setCenter(dialog);
  }
  public static void setComponentStyle(java.awt.Dialog dialog) {
    setComponentStyle(dialog, ComponentStyle.DEFAULT_STYLE);
  }

  public static void setAllComponentStyle(JFrame frame) {
    setComponentStyle(frame,ComponentStyle.DEFAULT_STYLE);
    Component[] components = frame.getContentPane().getComponents();
    setAllComponentStyle(components);
  }

  public static void setAllComponentStyle(JDialog dialog) {
    setComponentStyle(dialog, ComponentStyle.DEFAULT_STYLE);
    Component[] components = dialog.getContentPane().getComponents();
    setAllComponentStyle(components);
  }

  public static void setAllComponentStyle(JPanel jPanel) {
    Component[] components = jPanel.getComponents();
    setAllComponentStyle(components);
  }

  public static void setAllComponentStyle(Component[] components) {
    java.awt.Component component;
    int nCount = components.length;
    for(int i = 0; i < nCount; i++) {
      component = components[i];
      component.setFont(ComponentStyle.DEFAULT_STYLE.getFont());
      component.setForeground(ComponentStyle.DEFAULT_STYLE.getForeground());
    }
  }
}