protected int _stringWidth(String font, String text) { return getFont(font).metrics.stringWidth(text); }
protected int _getMaxAscent(String font) { return getFont(font).metrics.getMaxAscent(); }
protected int _getMaxDescent(String font) { return getFont(font).metrics.getMaxDescent(); }
+ protected boolean _supressDirtyOnResize() { return true; }
+
+ protected void _criticalAbort(String message) {
+ if (Log.on) Log.log(this, message);
+ final Dialog d = new Dialog(new Frame(), "XWT Cannot Continue");
+ d.setLayout(new BorderLayout());
+ TextArea ta = new TextArea("XWT cannot continue because:\n\n" + message, 10, 80);
+ ta.setEditable(false);
+ d.add(ta, "Center");
+ Button b = new Button("OK");
+ b.addActionListener(new ActionListener() {
+ public void actionPerformed(ActionEvent e) {
+ d.dispose();
+ }
+ });
+ d.add(b, "South");
+ d.setModal(true);
+ d.pack();
+ d.show();
+ new Semaphore().block();
+ }
protected String _getClipBoard() {
Clipboard cb = Toolkit.getDefaultToolkit().getSystemClipboard();
return 0;
}
+ static class FileDialogHelper extends FileDialog implements WindowListener, ComponentListener {
+ Semaphore s;
+ public FileDialogHelper(String suggestedFileName, Semaphore s, boolean write) {
+ super(new Frame(), write ? "Save" : "Open", write ? FileDialog.SAVE : FileDialog.LOAD);
+ this.s = s;
+ addWindowListener(this);
+ addComponentListener(this);
+ if (suggestedFileName.indexOf(File.separatorChar) == -1) {
+ setFile(suggestedFileName);
+ } else {
+ setDirectory(suggestedFileName.substring(0, suggestedFileName.lastIndexOf(File.separatorChar)));
+ setFile(suggestedFileName.substring(suggestedFileName.lastIndexOf(File.separatorChar) + 1));
+ }
+ show();
+ }
+ public void windowActivated(WindowEvent e) { }
+ public void windowClosed(WindowEvent e) { s.release(); }
+ public void windowClosing(WindowEvent e) { }
+ public void windowDeactivated(WindowEvent e) { }
+ public void windowDeiconified(WindowEvent e) { }
+ public void windowIconified(WindowEvent e) { }
+ public void windowOpened(WindowEvent e) { }
+ public void componentHidden(ComponentEvent e) { s.release(); }
+ public void componentMoved(ComponentEvent e) { }
+ public void componentResized(ComponentEvent e) { }
+ public void componentShown(ComponentEvent e) { }
+ };
+
+ protected String _fileDialog(String suggestedFileName, boolean write) {
+ final Semaphore s = new Semaphore();
+ FileDialogHelper fd = new FileDialogHelper(suggestedFileName, s, write);
+ s.block();
+ return fd.getDirectory() + File.separatorChar + fd.getFile();
+ }
+
+
// Inner Classes /////////////////////////////////////////////////////////////////////////////////////
protected static class AWTPicture implements Picture {
/** JDK1.1 platforms require that a component be associated with each off-screen buffer */
static Component component = null;
- static {
- component = new Frame();
- component.setVisible(false);
- component.addNotify();
- }
+ protected AWTDoubleBuffer() { }
public AWTDoubleBuffer(int w, int h) {
+ synchronized(AWTDoubleBuffer.class) {
+ if (component == null) {
+ component = new Frame();
+ component.setVisible(false);
+ component.addNotify();
+ }
+ }
i = component.createImage(w, h);
g = i.getGraphics();
}
window.setLocation(new Point(0, 0));
window.setSize(Toolkit.getDefaultToolkit().getScreenSize());
}
-
+
+ class InnerFrame extends Frame {
+ public InnerFrame() throws java.lang.UnsupportedOperationException { }
+ public void update(Graphics gr) { paint(gr); }
+ public void paint(Graphics gr) {
+ Rectangle r = gr.getClipBounds();
+
+ // ugly hack for Java1.4 dynamicLayout on Win32 -- this catches expansions during smooth resize
+ int newwidth = Math.max(r.x - insets.left + r.width, width);
+ int newheight = Math.max(r.y - insets.top + r.height, height);
+ if (newwidth > width || newheight > height)
+ componentResized(window.getWidth() - insets.left - insets.right, window.getHeight() - insets.top - insets.bottom);
+
+ Dirty(r.x - insets.left, r.y - insets.top, r.width, r.height);
+
+ // this is safe because AWT's low-level drawing functions are threadsafe
+ blitDirtyScreenRegions();
+ }
+ }
+
+ class InnerWindow extends Window {
+ public InnerWindow() throws java.lang.UnsupportedOperationException { super(new Frame()); }
+ public void update(Graphics gr) { paint(gr); }
+ public void paint(Graphics gr) {
+ Rectangle r = gr.getClipBounds();
+ Dirty(r.x - insets.left, r.y - insets.top, r.width, r.height);
+
+ // this is safe because AWT's low-level drawing functions are threadsafe
+ blitDirtyScreenRegions();
+ }
+ }
+
AWTSurface(Box root, boolean framed) {
super(root);
-
- if (framed) window = frame = new Frame() {
- public void update(Graphics gr) { paint(gr); }
- public void paint(Graphics gr) {
- Rectangle r = gr.getClipBounds();
- Dirty(r.x - insets.left, r.y - insets.top, r.width, r.height);
- } };
- else window = new Window(new Frame()) {
- public void update(Graphics gr) { paint(gr); }
- public void paint(Graphics gr) {
- Rectangle r = gr.getClipBounds();
- Dirty(r.x - insets.left, r.y - insets.top, r.width, r.height);
- } };
+ try {
+ if (framed) window = frame = new InnerFrame();
+ else window = new InnerWindow();
+
+ // this is here to catch HeadlessException on jdk1.4
+ } catch (java.lang.UnsupportedOperationException e) {
+ if (Log.on) Log.log(this, "Exception thrown in AWTSurface$InnerFrame() -- this should never happen");
+ if (Log.on) Log.log(this, e);
+ }
+
+ insets = window.getInsets();
window.addMouseListener(this);
window.addKeyListener(this);
// that our peer has been created
window.setVisible(true);
- insets = window.getInsets();
}
public void _dispose() {
public void windowActivated(WindowEvent e) { Focused(true); }
public void windowDeactivated(WindowEvent e) { Focused(false); }
public void componentMoved(ComponentEvent e) { PosChange(window.getLocation().x, window.getLocation().y); }
+
public void componentResized(ComponentEvent e) {
// we have to periodically do this; I don't know why
insets = window.getInsets();
- SizeChange(window.getWidth(), window.getHeight());
+ componentResized(window.getWidth() - insets.left - insets.right, window.getHeight() - insets.top - insets.bottom);
+ }
+
+ public void componentResized(int newwidth, int newheight) {
+ int oldwidth = width;
+ int oldheight = height;
+ SizeChange(newwidth, newheight);
+
+ // we do this because JVMs which don't clear the background won't force repaints of these areas
+ root.dirty(Math.min(oldwidth, newwidth), 0, Math.abs(oldwidth - newwidth), Math.max(oldheight, newheight));
+ root.dirty(0, Math.min(oldheight, newheight), Math.max(oldwidth, newwidth), Math.abs(oldheight - newheight));
+
ourGraphics = null;
}
public void mouseExited(MouseEvent m) { mouseMoved(m); }
public void mouseEntered(MouseEvent m) { mouseMoved(m); }
public void mouseDragged(MouseEvent m) { mouseMoved(m); }
- public void mouseMoved(MouseEvent m) { Move(m.getX() - insets.left, m.getY() - insets.top); }
+ public void mouseMoved(MouseEvent m) {
+
+ // ugly hack for Java1.4 dynamicLayout on Win32 -- this catches contractions during smooth resize
+ int newwidth = window.getWidth() - insets.left - insets.right;
+ int newheight = window.getHeight() - insets.top - insets.bottom;
+ if (newwidth != width || newheight != height) componentResized(newwidth, newheight);
+
+ Move(m.getX() - insets.left, m.getY() - insets.top);
+ }
public void mousePressed(MouseEvent m) { Press(modifiersToButtonNumber(m.getModifiers())); }
public void mouseReleased(MouseEvent m) { Release(modifiersToButtonNumber(m.getModifiers())); }
public void mouseClicked(MouseEvent m) {
case KeyEvent.VK_SHIFT: return "shift";
case KeyEvent.VK_TAB: return "tab";
case KeyEvent.VK_UP: return "up";
-
- // we special-case letters since (C-a).getKeyChar() != 'a'
- case KeyEvent.VK_A: return "a";
- case KeyEvent.VK_B: return "b";
- case KeyEvent.VK_C: return "c";
- case KeyEvent.VK_D: return "d";
- case KeyEvent.VK_E: return "e";
- case KeyEvent.VK_F: return "f";
- case KeyEvent.VK_G: return "g";
- case KeyEvent.VK_H: return "h";
- case KeyEvent.VK_I: return "i";
- case KeyEvent.VK_J: return "j";
- case KeyEvent.VK_K: return "k";
- case KeyEvent.VK_L: return "l";
- case KeyEvent.VK_M: return "m";
- case KeyEvent.VK_N: return "n";
- case KeyEvent.VK_O: return "o";
- case KeyEvent.VK_P: return "p";
- case KeyEvent.VK_Q: return "q";
- case KeyEvent.VK_R: return "r";
- case KeyEvent.VK_S: return "s";
- case KeyEvent.VK_T: return "t";
- case KeyEvent.VK_U: return "u";
- case KeyEvent.VK_V: return "v";
- case KeyEvent.VK_W: return "w";
- case KeyEvent.VK_X: return "x";
- case KeyEvent.VK_Y: return "y";
- case KeyEvent.VK_Z: return "z";
- default: return String.valueOf(k.getKeyChar());
+ default:
+ char c = k.getKeyChar();
+ if (c >= 1 && c <= 26) c = (char)('a' + c - 1);
+ return String.valueOf(c);
}
}
}
projects / org.ibex.core.git / blobdiff