java修改信息窗体代码 java编写窗口
java调。如下图。 程序显示一个窗体,把窗体布局改为东、西长条的,怎么改
添加win的窗体布局管理器,win.getContentPane().setLayout(new FlowLayout());
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win.add(bEast);
win.add(bWe);
win.add(bNorth);
win.add(bSouth);
win.add(bCenter);
求Java窗体代码,可显示文本.
importjava.awt.event.ActionEvent;importjava.awt.event.ActionListener;importjava.awt.event.KeyEvent;importjava.awt.event.KeyListener;importjavax.swing.JButton;importjavax.swing.JEditorPane;importjavax.swing.JFrame;importjavax.swing.JLabel;importjavax.swing.JPanel;importjavax.swing.JTextField;publicclassWindowTestextendsJFrameimplementsActionListener,KeyListener{privatestaticfinallongserialVersionUID=1L;/***主方法*/publicstaticvoidmain(String[]args){WindowTestwin=newWindowTest();}/***下面是具体实现*/JTextFieldtext;JButtonbutton;JEditorPanetextArea;publicWindowTest(){super("测试窗体");text=newJTextField(15);text.addKeyListener(this);JPanelp1=newJPanel();p1.add(newJLabel("输入字符:"));p1.add(text);button=newJButton("清除");button.addActionListener(this);p1.add(button);p1.setBounds(5,5,220,100);textArea=newJEditorPane();textArea.setBounds(1,1,216,200);JPanelp2=newJPanel();p2.add(newJLabel("显示字符:"));p2.add(textArea);p2.setBounds(5,115,340,220);JPanelp3=newJPanel();p3.add(p1);p3.add(p2);add(p3);setBounds(160,60,400,300);setVisible(true);setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);}@OverridepublicvoidkeyPressed(KeyEvente){}@OverridepublicvoidkeyReleased(KeyEvente){if(e.getKeyCode()==KeyEvent.VK_ENTER){textArea.setText("");}else{Stringstr=text.getText();textArea.setText(str);}}@OverridepublicvoidkeyTyped(KeyEvente){}@OverridepublicvoidactionPerformed(ActionEvente){text.setText("");textArea.setText("");}}
java修改信息成功后怎么刷新窗体
b为弹出模态框的情况下,完成修改的操作后返回一个值xx给父窗口a,父窗口a在弹出模态框fuction里写一个判断,返回值为xx时执行初始化方法刷新页面
Java中如何更换窗口标题栏字体(如何通过软件代码修改)
复制以下代码,修改相应地方即可:
private static void loadIndyFont()
{
UIManager.put("CheckBox.font", new java.awt.Font("宋体", 0, 12));
UIManager.put("Tree.font", new java.awt.Font("宋体", 0, 12));
UIManager.put("Viewport.font", new java.awt.Font("宋体", 0, 12));
UIManager.put("ProgressBar.font", new java.awt.Font("宋体", 0, 12));
UIManager.put("RadioButtonMenuItem.font", new java.awt.Font("宋体", 0, 12));
UIManager.put("FormattedTextField.font", new java.awt.Font("宋体", 0, 12));
UIManager.put("ToolBar.font", new java.awt.Font("宋体", 0, 12));
UIManager.put("ColorChooser.font", new java.awt.Font("宋体", 0, 12));
UIManager.put("ToggleButton.font", new java.awt.Font("宋体", 0, 12));
UIManager.put("Panel.font", new java.awt.Font("宋体", 0, 12));
UIManager.put("TextArea.font", new java.awt.Font("宋体", 0, 12));
UIManager.put("Menu.font", new java.awt.Font("宋体", 0, 12));
UIManager.put("RadioButtonMenuItem.acceleratorFont", new java.awt.Font("宋体", 0, 12));
UIManager.put("Spinner.font", new java.awt.Font("宋体", 0, 12));
UIManager.put("Menu.acceleratorFont", new java.awt.Font("宋体", 0, 12));
UIManager.put("CheckBoxMenuItem.acceleratorFont", new java.awt.Font("宋体", 0, 12));
UIManager.put("TableHeader.font", new java.awt.Font("宋体", 0, 12));
UIManager.put("TextField.font", new java.awt.Font("宋体", 0, 12));
UIManager.put("OptionPane.font", new java.awt.Font("宋体", 0, 12));
UIManager.put("MenuBar.font", new java.awt.Font("宋体", 0, 12));
UIManager.put("Button.font", new java.awt.Font("宋体", 0, 12));
UIManager.put("Label.font", new java.awt.Font("宋体", 0, 12));
UIManager.put("PasswordField.font", new java.awt.Font("宋体", 0, 12));
UIManager.put("InternalFrame.titleFont", new java.awt.Font("宋体", 0, 12));
UIManager.put("OptionPane.buttonFont", new java.awt.Font("宋体", 0, 12));
UIManager.put("ScrollPane.font", new java.awt.Font("宋体", 0, 12));
UIManager.put("MenuItem.font", new java.awt.Font("宋体", 0, 12));
UIManager.put("ToolTip.font", new java.awt.Font("宋体", 0, 12));
UIManager.put("List.font", new java.awt.Font("宋体", 0, 12));
UIManager.put("OptionPane.messageFont", new java.awt.Font("宋体", 0, 12));
UIManager.put("EditorPane.font", new java.awt.Font("宋体", 0, 12));
UIManager.put("Table.font", new java.awt.Font("宋体", 0, 12));
UIManager.put("TabbedPane.font", new java.awt.Font("宋体", 0, 12));
UIManager.put("RadioButton.font", new java.awt.Font("宋体", 0, 12));
UIManager.put("CheckBoxMenuItem.font", new java.awt.Font("宋体", 0, 12));
UIManager.put("TextPane.font", new java.awt.Font("宋体", 0, 12));
UIManager.put("PopupMenu.font", new java.awt.Font("宋体", 0, 12));
UIManager.put("TitledBorder.font", new java.awt.Font("宋体", 0, 12));
UIManager.put("ComboBox.font", new java.awt.Font("宋体", 0, 12));
}
java JFrame窗体已有组件的代码修改
x,y是相对于容器的左边,width和height是该文本框的宽度和高度 这是所有组件都具有的一个方法 最初的面板上加载你自己定义有图片这个Jframe或Jpane,,tUdtoa
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