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Java Desktop application: SWT vs. Swing "requires native libraries for each supported system" Does it mean that i have to rebuild my project for each OS, switching each time the libraries to the corresponding target's native library? Or is there a way to actually put every libraries required by different OS in the same project? I just started Java, as my second language, sorry if this question look stupid.

Given the following code : class Game() { private Shell shell; public Game(Display display,int level) { shell.addPaintListener(new ExmaplePaintListener()); shell.setText("Basic shapes"); shell.setSize(900,900); shell.setLocation(45, 45); shell.open(); while (!shell.isDisposed()) { if (!display.readAndDispatch()) { display.sleep(); } } } } The listener : private class ExmaplePaintListener implements PaintListener { public void paintControl(PaintEvent e) { drawMaze(e); placeTreasuresInMaze2(e); e.gc.dispose(); } } and the method that draw the maze private void drawMaze(PaintEvent e) { // this method creates a new maze and draw it using GUI Java } My problem is that after the window of the maze is created , if I use the mouse to change the dimensions of the window , then the method drawMaze creates a new m...