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| import java.awt.Color;
import java.awt.Component;
import java.awt.Dimension;
import java.awt.Font;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.io.FileWriter;
import javax.swing.BorderFactory;
import javax.swing.JButton;
import javax.swing.JFrame;
import javax.swing.JLayeredPane;
import javax.swing.JOptionPane;
import javax.swing.JPanel;
import javax.swing.JTable;
import javax.swing.JTextArea;
import javax.swing.border.TitledBorder;
import javax.swing.table.TableCellRenderer;
class Main
{
public JLayeredPane swap;
public JTable tableJt;
public JTextArea tArea;
public JButton[] jb;
public boolean test;
public Main()
{
make_Window();
make_Form();
}
private void make_Window()
{
JPanel panel = new JPanel();
panel.setPreferredSize(new Dimension(830, 600));
panel.setOpaque(false);
JFrame win = new JFrame("Форма");
swap = new JLayeredPane();
swap = win.getLayeredPane();
win.add(panel);
win.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
win.setResizable(false);
win.getContentPane().setBackground(Color.WHITE);
win.pack();
win.setLayout(null);
win.setLocationRelativeTo(null);
win.setVisible(true);
}
private void make_Form()
{
tableJt = new JTable(4,2)
{
private static final long serialVersionUID = 1L;
public Component prepareRenderer(TableCellRenderer renderer, int row, int column)
{
Component comp = super.prepareRenderer(renderer, row, column);
if (isRowSelected(row) && isColumnSelected(column))
{
comp.setBackground(new Color(255, 255, 255, 180));
}
else
{
comp.setBackground(column == 1 ? new Color(92, 92, 92, 180) : new Color(210, 210, 210, 180));
}
comp.setFont(new Font("Arial", Font.PLAIN, 16));
comp.setForeground(Color.BLACK);
return comp;
}
public boolean isCellEditable(int row, int col)
{
return (col == 1);
}
};
tableJt.setBounds(15, 20, 350, 120);
int[] z = {150,200};
for (int i = 0; i < z.length; i++) tableJt.getColumnModel().getColumn(i).setPreferredWidth(z[i]);
tableJt.setAutoResizeMode(JTable.AUTO_RESIZE_OFF);
tableJt.setGridColor(Color.BLACK);
tableJt.setForeground(Color.BLACK);
tableJt.setOpaque(false);
tableJt.setRowHeight(30);
tableJt.getTableHeader().setReorderingAllowed(false);
tableJt.putClientProperty("terminateEditOnFocusLost", Boolean.TRUE);
tableJt.setShowGrid(false);
tableJt.setShowVerticalLines(false);
tableJt.setShowHorizontalLines(false);
//
JPanel jp = new JPanel();
jp.setBounds(0, 0, tableJt.getWidth()+30, tableJt.getHeight()+30);
jp.setBorder(BorderFactory.createTitledBorder(BorderFactory.createMatteBorder(3, 3,
3, 3, Color.black), "Форма", TitledBorder.ABOVE_TOP,
TitledBorder.TOP));
jp.setOpaque(false);
jp.setLayout(null);
jp.setVisible(true);
jp.add(tableJt);
swap.add(jp, new Integer(0), 0);
//
String[] n = {"Сохранить", "Очистить", "Записать"};
int[][] xy = {{125,160},{125,220},{125,280}};
jb = new JButton[3];
for (int i = 0; i < jb.length; i++)
{
jb[i] = new JButton();
jb[i].setName(i+"");
jb[i].setText(n[i]);
jb[i].addActionListener(new ActionListener()
{
public void actionPerformed(ActionEvent e)
{
switch(Integer.parseInt(((JButton) e.getSource()).getName()))
{
case 0:
make_Message();
if (test)
{
String str = "";
for (int i = 0; i < 4; i++)
{
str +=
tableJt.getValueAt(i, 1) + (i < 3 ? ", " : "");
}
tArea.setText(tArea.getText() + str + "\n");
}
break;
case 1:
for (int i = 0; i < 4; i++)
{
tableJt.setValueAt(null, i, 1);
}
tableJt.setRowSelectionAllowed(false);
break;
case 2:
try
{
FileWriter sw = new FileWriter("message.txt",true);
sw.write(tArea.getText());
sw.close();
tArea.setText("");
}
catch(Exception e1){}
break;
}
}
});
jb[i].setBounds(xy[i][0], xy[i][1], 150, 50);
jb[i].setVisible(true);
jb[i].setLayout(null);
swap.add(jb[i], new Integer(0), 0);
}
}
private void make_Message()
{
String t = "";
for (int i = 0; i < 4; i++)
{
if (tableJt.getValueAt(i, 1) == null)
{
t = "Заполнены не все поля" + '\n';
break;
}
}
if (t == "")
{
test = true;
}
else
{
test = false;
JOptionPane.showMessageDialog(null, t,
"Ошибка",
JOptionPane.PLAIN_MESSAGE, null);
}
}
public static void main(String[] args)
{
new Main();
}
}
import java.util.regex.Matcher;
import java.util.regex.Pattern;
public class LB2 {
public static void main(String[] args) {
System.out.print("Введите текст: ");
Scanner s = new Scanner(System.in);
String str = s.nextLine();
// проверка на соответствие строки шаблону
Pattern p1 = Pattern.compile ("^#([A-Fa-f0-9]{6}|[A-Fa-f0-9]{3})$");
Matcher m1 = p1.matcher(str);
boolean b = m1.matches();
System.out.println(b);
}
} |
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