Package com.sun.jna.examples.win32

Examples of com.sun.jna.examples.win32.WinUser$BLENDFUNCTION

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                return User32.VK_MENU;
            }
            return 0;
        }
        public boolean isPressed(int keycode, int location) {
            User32 lib = User32.INSTANCE;
            return (lib.GetAsyncKeyState(toNative(keycode, location)) & 0x8000) != 0;
        }
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                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
                        // do so
                        BLENDFUNCTION blend = new BLENDFUNCTION();
                        blend.SourceConstantAlpha = level;
                        blend.AlphaFormat = User32.AC_SRC_ALPHA;
                        user.UpdateLayeredWindow(hWnd, null, null, null, null,
                                                 null, 0, blend,
                                                 User32.ULW_ALPHA);
                    }
                    else if (alpha == 1f) {
                        flags &= ~User32.WS_EX_LAYERED;
                        user.SetWindowLong(hWnd, User32.GWL_EXSTYLE, flags);
                    }
                    else {
                        flags |= User32.WS_EX_LAYERED;
                        user.SetWindowLong(hWnd, User32.GWL_EXSTYLE, flags);
                        user.SetLayeredWindowAttributes(hWnd, 0, level,
                                                        User32.LWA_ALPHA);
                    }
                    setForceHeavyweightPopups(w, alpha != 1f);
                    storeAlpha(w, level);
                }
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            if (transparent == isTransparent) {
        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) {
                        ((W32TransparentContentPane)content).setTransparent(transparent);
                    }
                    else if (transparent) {
                        W32TransparentContentPane w32content =
                            new W32TransparentContentPane(content);
                        root.setContentPane(w32content);
                        lp.add(new RepaintTrigger(w32content),
                               JLayeredPane.DRAG_LAYER);
                    }
                    if (transparent && !usingUpdateLayeredWindow(w)) {
                        flags |= User32.WS_EX_LAYERED;
                        user.SetWindowLong(hWnd, User32.GWL_EXSTYLE, flags);
                    }
                    else if (!transparent && usingUpdateLayeredWindow(w)) {
                        flags &= ~User32.WS_EX_LAYERED;
                        user.SetWindowLong(hWnd, User32.GWL_EXSTYLE, flags);
                    }
                    setLayersTransparent(w, transparent);
                    setForceHeavyweightPopups(w, transparent);
                    setDoubleBuffered(w, !transparent);
                }
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          if (!(w instanceof RootPaneContainer)) {
            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);
                }
                else if (!isClickThrough) {
                    flags &= ~User32.WS_EX_TRANSPARENT;
                    user.SetWindowLong(hWnd, User32.GWL_EXSTYLE, flags);
                }
            }
        });
        }
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        // NOTE: Deletes hrgn after setting the window region
        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 {
                        gdi.DeleteObject(hrgn);
                    }
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    @Override
    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());
            } 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
                      + rectangle.width,
                      rectangle.y + rectangle.height);
                  gdi.CombineRgn(result, result, tempRgn,
                      WinGDI.RGN_OR);
                }
              } finally {
                gdi.DeleteObject(tempRgn);
              }
            }
            user.SetWindowRgn(hWnd, result, true);
          } finally {
            gdi.DeleteObject(result);
          }
          setForceHeavyweightPopups(getWindow(w), rectangles != null);
        }
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                    int flags = user.GetWindowLong(hWnd, User32.GWL_EXSTYLE);
                    byte level = (byte)((int)(255 * alpha) & 0xFF);
                    if (isTransparent(w)) {
                        // If already using UpdateLayeredWindow, continue to
                        // do so
                        BLENDFUNCTION blend = new BLENDFUNCTION();
                        blend.SourceConstantAlpha = level;
                        blend.AlphaFormat = User32.AC_SRC_ALPHA;
                        user.UpdateLayeredWindow(hWnd, null, null, null, null,
                                                 null, 0, blend,
                                                 User32.ULW_ALPHA);
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                    pbits.write(0, bits, 0, bits.length);
                    SIZE size = new SIZE();
                    size.cx = w;
                    size.cy = h;
                    POINT srcLoc = new POINT();
                    BLENDFUNCTION blend = new BLENDFUNCTION();
                    POINT loc = new POINT();
                    loc.x = win.getX();
                    loc.y = win.getY();
                    HWND hWnd = getHWnd(win);
                    // extract current constant alpha setting, if possible
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                size.cy = h;
                POINT loc = new POINT();
                loc.x = alphaWindow.getX();
                loc.y = alphaWindow.getY();
                POINT srcLoc = new POINT();
                BLENDFUNCTION blend = new BLENDFUNCTION();
                blend.SourceConstantAlpha = (byte)(alpha * 255);
                blend.AlphaFormat = User32.AC_SRC_ALPHA;
                user.UpdateLayeredWindow(hWnd, screenDC, loc, size, memDC, srcLoc,
                                         0, blend, User32.ULW_ALPHA);
            }
            finally {
                user.ReleaseDC(null, screenDC);
                if (hBitmap != null) {
                    gdi.SelectObject(memDC, oldBitmap);
                    gdi.DeleteObject(hBitmap);
                }
                gdi.DeleteDC(memDC);
            }
        }
        else if (a) {
            BLENDFUNCTION blend = new BLENDFUNCTION();
            blend.SourceConstantAlpha = (byte)(alpha * 255);
            blend.AlphaFormat = User32.AC_SRC_ALPHA;
            user.UpdateLayeredWindow(hWnd, null, null, null, null, null,
                                     0, blend, User32.ULW_ALPHA);
        }
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                    int flags = user.GetWindowLong(hWnd, User32.GWL_EXSTYLE);
                    byte level = (byte)((int)(255 * alpha) & 0xFF);
                    if (usingUpdateLayeredWindow(w)) {
                        // If already using UpdateLayeredWindow, continue to
                        // do so
                        BLENDFUNCTION blend = new BLENDFUNCTION();
                        blend.SourceConstantAlpha = level;
                        blend.AlphaFormat = User32.AC_SRC_ALPHA;
                        user.UpdateLayeredWindow(hWnd, null, null, null, null,
                                                 null, 0, blend,
                                                 User32.ULW_ALPHA);
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Related Classes of com.sun.jna.examples.win32.WinUser$BLENDFUNCTION

  • 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
  • com.sun.jna.examples.win32.WinNT.ACL
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