Package com.sun.jna.examples.win32.WinGDI

Examples of com.sun.jna.examples.win32.WinGDI.BITMAPINFO

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      whenDisplayable(w, new Runnable() {
        public void run() {
          GDI32 gdi = GDI32.INSTANCE;
          User32 user = User32.INSTANCE;
          HWND hWnd = getHWnd(w);
          final HRGN result = gdi.CreateRectRgn(0, 0, 0, 0);
          try {
            if (rectangles == null) {
              gdi.SetRectRgn(result, 0, 0, w.getWidth(), w
                  .getHeight());
            } else {
              final HRGN tempRgn = gdi.CreateRectRgn(0, 0, 0, 0);
              try {
                for (int i = 0; i < rectangles.length; i++) {
                  Rectangle rectangle = rectangles[i];
                  gdi.SetRectRgn(tempRgn, rectangle.x,
                      rectangle.y, rectangle.x
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        return Holder.INSTANCE;
    }

    private static class W32WindowUtils extends NativeWindowUtils {
        private HWND getHWnd(Component w) {
            HWND hwnd = new HWND();
            hwnd.setPointer(Native.getComponentPointer(w));
            return hwnd;
        }
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            if (!isWindowAlphaSupported()) {
                throw new UnsupportedOperationException("Set sun.java2d.noddraw=true to enable transparent windows");
            }
            whenDisplayable(w, new Runnable() {
                public void run() {
                    HWND hWnd = getHWnd(w);
                    User32 user = User32.INSTANCE;
                    int flags = user.GetWindowLong(hWnd, User32.GWL_EXSTYLE);
                    byte level = (byte)((int)(255 * alpha) & 0xFF);
                    if (usingUpdateLayeredWindow(w)) {
                        // If already using UpdateLayeredWindow, continue to
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        return;
      }
            whenDisplayable(w, new Runnable() {
                public void run() {
                    User32 user = User32.INSTANCE;
                    HWND hWnd = getHWnd(w);
                    int flags = user.GetWindowLong(hWnd, User32.GWL_EXSTYLE);
                    JRootPane root = ((RootPaneContainer)w).getRootPane();
                    JLayeredPane lp = root.getLayeredPane();
                    Container content = root.getContentPane();
                    if (content instanceof W32TransparentContentPane) {
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            throw new IllegalArgumentException("Window must be a RootPaneContainer");
        }
        whenDisplayable(w, new Runnable() {
            public void run() {
                User32 user = User32.INSTANCE;
                HWND hWnd = getHWnd(w);
                int flags = user.GetWindowLong(hWnd, User32.GWL_EXSTYLE);
                if (isClickThrough) {
                    flags |= User32.WS_EX_TRANSPARENT;
                    user.SetWindowLong(hWnd, User32.GWL_EXSTYLE, flags);
                }
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        private void setWindowRegion(final Component w, final HRGN hrgn) {
            whenDisplayable(w, new Runnable() {
                public void run() {
                    GDI32 gdi = GDI32.INSTANCE;
                    User32 user = User32.INSTANCE;
                    HWND hWnd = getHWnd(w);
                    try {
                        user.SetWindowRgn(hWnd, hrgn, true);
                        setForceHeavyweightPopups(getWindow(w), hrgn != null);
                    }
                    finally {
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    protected void setMask(final Component w, final Rectangle[] rectangles) {
      whenDisplayable(w, new Runnable() {
        public void run() {
          GDI32 gdi = GDI32.INSTANCE;
          User32 user = User32.INSTANCE;
          HWND hWnd = getHWnd(w);
          final HRGN result = gdi.CreateRectRgn(0, 0, 0, 0);
          try {
            if (rectangles == null) {
              gdi.SetRectRgn(result, 0, 0, w.getWidth(), w
                  .getHeight());
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            List sizes = new ArrayList();
            while (!pi.isDone()) {
                int type = pi.currentSegment(coords);
                if (type == PathIterator.SEG_MOVETO) {
                    size = 1;
                    points.add(new POINT((int)coords[0], (int)coords[1]));
                }
                else if (type == PathIterator.SEG_LINETO) {
                    ++size;
                    points.add(new POINT((int)coords[0], (int)coords[1]));
                }
                else if (type == PathIterator.SEG_CLOSE) {
                    sizes.add(new Integer(size));
                }
                else {
                    throw new RuntimeException("Area is not polygonal: " + area);
                }
                pi.next();
            }
            POINT[] lppt = (POINT[])new POINT().toArray(points.size());
            POINT[] pts = (POINT[])points.toArray(new POINT[points.size()]);
            for (int i=0;i < lppt.length;i++) {
                lppt[i].x = pts[i].x;
                lppt[i].y = pts[i].y;
            }
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                    if (hBitmap == null || !win.getSize().equals(bitmapSize)) {
                        if (hBitmap != null) {
                            gdi.DeleteObject(hBitmap);
                            hBitmap = null;
                        }
                        BITMAPINFO bmi = new BITMAPINFO();
                        bmi.bmiHeader.biWidth = ww;
                        bmi.bmiHeader.biHeight = wh;
                        bmi.bmiHeader.biPlanes = 1;
                        bmi.bmiHeader.biBitCount = 32;
                        bmi.bmiHeader.biCompression = WinGDI.BI_RGB;
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    public byte[] getData() {
      return _data;
    }

    public EventLogRecord(Pointer pevlr) {
      _record = new EVENTLOGRECORD(pevlr);
      _source = pevlr.getWideString(_record.size());
      // data
      if (_record.DataLength.intValue() > 0) {
        _data = pevlr.getByteArray(_record.DataOffset.intValue(),
            _record.DataLength.intValue());
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Related Classes of com.sun.jna.examples.win32.WinGDI.BITMAPINFO

  • com.sun.jna.contrib.demo.AlphaMaskDemo
  • com.sun.jna.examples.AlphaMaskDemo
  • com.sun.jna.examples.FileMonitor$W32FileMonitor
  • com.sun.jna.examples.FileUtils$W32FileUtils
  • com.sun.jna.examples.KeyboardUtils$W32KeyboardUtils
  • com.sun.jna.examples.win32.Advapi32Util
  • com.sun.jna.examples.win32.Advapi32Util$EventLogRecord
  • com.sun.jna.examples.win32.Kernel32Util
  • com.sun.jna.examples.win32.W32Errors
  • com.sun.jna.examples.win32.WinNT.ACCESS_ACEStructure
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