package jbPack; import javax.swing.*; import java.awt.*; import java.awt.event.*; import java.io.*; import java.util.*; import java.text.*; import java.awt.geom.*; import java.awt.image.*; import java.awt.font.*; import java.net.*; import java.util.zip.*; import java.lang.reflect.*; import java.applet.*; import javax.swing.event.*; import javax.swing.border.*; import javax.swing.tree.*; import java.beans.*; public class Program extends JFrame { private static final String caption = "Swing Application"; // tytu- public static final int width = 400, height = 400; // rozmiary public static final Point location = new Point(150, 150); // po-o�enie private String lookAndFeel = // wygl�d UIManager.getSystemLookAndFeelClassName(); private Object paintLock = new Object(); private boolean isScreenVisible; private ContentPane contentPane; public static void main(String[] args) { new Program(); } public Program() { // okre�lenie napisu na pasku tytu-owym setTitle(caption); // uniemo�liwienie zmiany rozmiar�w okna setResizable(false); // okre�lenie wygl�du aplikacji try { UIManager.setLookAndFeel(lookAndFeel); } catch(Exception e) { } // utworzenie odno�nika do pulpitu contentPane = new ContentPane(); // wymiana domy�lnego pulpitu na w-asny setContentPane(contentPane); // okre�lenie po-o�enia okna setLocation(location); // okre�lenie rozmiar�w pulpitu JComponent jContent = (JComponent)contentPane; String system = System.getProperty("os.name"); int delta = system.indexOf("98") > -1 || system.indexOf("95") > -1 ? 0 : 2; jContent.setPreferredSize( new Dimension(width-delta, height-delta) ); // okre�lenie koloru t-a okna i pulpitu setBackground(Color.white); contentPane.setBackground(Color.white); // obs-uga zamkni�cia okna addWindowListener( new WindowAdapter() { public void windowClosing(WindowEvent evt) { System.exit(0); } } ); // upakowanie okna pack(); // zrealizowanie Naczelnej Zasady SwingUtilities.invokeLater( new Runnable() { public void run() { // wykonanie czynno�ci inicjuj�cych contentPane.initPane(); // wy�wietlenie okna i pulpitu show(); } } ); synchronized(paintLock) { while(!isScreenVisible) try { paintLock.wait(); } catch(InterruptedException e) {} } // zrealizowanie Naczelnej Zasady SwingUtilities.invokeLater( new Runnable() { public void run() { // nastawienie celownika na pulpit contentPane.requestFocus(); // nastawienie celownika na komponent // albo m.in. wykonanie dispose(); contentPane.initFocus(); } } ); } // klasa pomocnicza class Content extends JPanel { void initPane() {} void initFocus() {} public void paintComponent(Graphics gDC) { super.paintComponent(gDC); synchronized(paintLock) { isScreenVisible = true; paintLock.notify(); } } } // ====== pod-aplikacja ================================= // public class ContentPane extends Content { Vector v; public void initPane() { try { PrintStream out = new PrintStream( new FileOutputStream( "d:\\out.txt")); System.setOut(out); }catch(IOException ex){} try { PrintStream out2 = new PrintStream( new FileOutputStream( "d:\\err.txt")); System.setErr(out2); }catch(IOException ex){} Graphics g = getGraphics(); v = new Vector(); //wczytanie danych z pliku //po jednej linijce int tab [] = new int [3]; try { FileReader fr = new FileReader("d:\\dane.txt"); BufferedReader br = new BufferedReader(fr); String temp = br.readLine(); while (temp != null) { int p = 0; StringTokenizer st = new StringTokenizer(temp); while (st.hasMoreTokens()) { tab[p] = Integer.parseInt(st.nextToken()); p++; } if (p == 3) { kolo k = new kolo(tab[0],tab[1],tab[2]); //k.rysuj(g); v.add(k); System.out.println(tab[0] + " " + tab[1] + " " + tab[2]); } temp = br.readLine(); } }catch(Exception ex) { } } public void paintComponent(Graphics gDC) { super.paintComponent(gDC); int a = v.size(); for (int x = 0; x < a ; x++) { ((kolo)v.get(x)).rysuj(gDC); } } } // ====================================================== // } class kolo { private int x; private int y; private int r; kolo(int x, int y, int r) { this.x = x; this.y = y; this.r = r; } kolo() { System.out.println("Nieprawidlowa skladnia"); } kolo(int x, int y) { System.out.println("Nieprawidlowa skladnia"); } public void rysuj(Graphics gDC) { //super.paintComponent(gDC); gDC.drawOval(x,y,r,r); } }