示例#1
0
 void drawRectangles(NSWindow window, Rectangle[] rects, boolean erase) {
   NSRect frame = window.frame();
   NSGraphicsContext context = window.graphicsContext();
   NSGraphicsContext.setCurrentContext(context);
   NSAffineTransform transform = NSAffineTransform.transform();
   context.saveGraphicsState();
   transform.scaleXBy(1, -1);
   transform.translateXBy(0, -frame.height);
   transform.concat();
   Point parentOrigin;
   if (parent != null) {
     parentOrigin = display.map(parent, null, 0, 0);
   } else {
     parentOrigin = new Point(0, 0);
   }
   context.setCompositingOperation(erase ? OS.NSCompositeClear : OS.NSCompositeSourceOver);
   for (int i = 0; i < rects.length; i++) {
     Rectangle rect = rects[i];
     frame.x = rect.x + parentOrigin.x;
     frame.y = rect.y + parentOrigin.y;
     frame.width = rect.width;
     frame.height = rect.height;
     if (erase) {
       frame.width++;
       frame.height++;
       NSBezierPath.fillRect(frame);
     } else {
       frame.x += 0.5f;
       frame.y += 0.5f;
       NSBezierPath.strokeRect(frame);
     }
   }
   context.flushGraphics();
   context.restoreGraphicsState();
 }
  void drawRectangles(NSWindow window, Rectangle[] rects, boolean erase) {
    NSGraphicsContext context = window.graphicsContext();
    NSGraphicsContext.static_saveGraphicsState();
    NSGraphicsContext.setCurrentContext(context);
    context.saveGraphicsState();
    Point parentOrigin;
    if (parent != null) {
      parentOrigin = display.map(parent, null, 0, 0);
    } else {
      parentOrigin = new Point(0, 0);
    }
    context.setCompositingOperation(erase ? OS.NSCompositeClear : OS.NSCompositeSourceOver);
    NSRect rectFrame = new NSRect();
    NSPoint globalPoint = new NSPoint();
    double /*float*/ screenHeight = display.getPrimaryFrame().height;
    for (int i = 0; i < rects.length; i++) {
      Rectangle rect = rects[i];
      rectFrame.x = rect.x + parentOrigin.x;
      rectFrame.y = screenHeight - (int) ((rect.y + parentOrigin.y) + rect.height);
      rectFrame.width = rect.width;
      rectFrame.height = rect.height;
      globalPoint.x = rectFrame.x;
      globalPoint.y = rectFrame.y;
      globalPoint = window.convertScreenToBase(globalPoint);
      rectFrame.x = globalPoint.x;
      rectFrame.y = globalPoint.y;

      if (erase) {
        rectFrame.width++;
        rectFrame.height++;
        NSBezierPath.fillRect(rectFrame);
      } else {
        rectFrame.x += 0.5f;
        rectFrame.y += 0.5f;
        NSBezierPath.strokeRect(rectFrame);
      }
    }
    if (!erase) context.flushGraphics();
    context.restoreGraphicsState();
    NSGraphicsContext.static_restoreGraphicsState();
  }
  /**
   * Displays the Tracker rectangles for manipulation by the user. Returns when the user has either
   * finished manipulating the rectangles or has cancelled the Tracker.
   *
   * @return <code>true</code> if the user did not cancel the Tracker, <code>false</code> otherwise
   * @exception SWTException
   *     <ul>
   *       <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed
   *       <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver
   *     </ul>
   */
  public boolean open() {
    checkWidget();
    Display display = this.display;
    cancelled = false;
    tracking = true;
    window = (NSWindow) new NSWindow().alloc();
    NSArray screens = NSScreen.screens();
    double /*float*/ minX = Float.MAX_VALUE, maxX = Float.MIN_VALUE;
    double /*float*/ minY = Float.MAX_VALUE, maxY = Float.MIN_VALUE;
    int count = (int) /*64*/ screens.count();
    for (int i = 0; i < count; i++) {
      NSScreen screen = new NSScreen(screens.objectAtIndex(i));
      NSRect frame = screen.frame();
      double /*float*/ x1 = frame.x, x2 = frame.x + frame.width;
      double /*float*/ y1 = frame.y, y2 = frame.y + frame.height;
      if (x1 < minX) minX = x1;
      if (x2 < minX) minX = x2;
      if (x1 > maxX) maxX = x1;
      if (x2 > maxX) maxX = x2;
      if (y1 < minY) minY = y1;
      if (y2 < minY) minY = y2;
      if (y1 > maxY) maxY = y1;
      if (y2 > maxY) maxY = y2;
    }
    NSRect frame = new NSRect();
    frame.x = minX;
    frame.y = minY;
    frame.width = maxX - minX;
    frame.height = maxY - minY;
    window =
        window.initWithContentRect(
            frame, OS.NSBorderlessWindowMask, OS.NSBackingStoreBuffered, false);
    window.setOpaque(false);
    window.setLevel(OS.NSStatusWindowLevel);
    window.setContentView(null);
    window.setBackgroundColor(NSColor.clearColor());
    NSGraphicsContext context = window.graphicsContext();
    NSGraphicsContext.static_saveGraphicsState();
    NSGraphicsContext.setCurrentContext(context);
    context.setCompositingOperation(OS.NSCompositeClear);
    frame.x = frame.y = 0;
    NSBezierPath.fillRect(frame);
    NSGraphicsContext.static_restoreGraphicsState();
    window.orderFrontRegardless();

    drawRectangles(window, rectangles, false);

    /*
     * If exactly one of UP/DOWN is specified as a style then set the cursor
     * orientation accordingly (the same is done for LEFT/RIGHT styles below).
     */
    int vStyle = style & (SWT.UP | SWT.DOWN);
    if (vStyle == SWT.UP || vStyle == SWT.DOWN) {
      cursorOrientation |= vStyle;
    }
    int hStyle = style & (SWT.LEFT | SWT.RIGHT);
    if (hStyle == SWT.LEFT || hStyle == SWT.RIGHT) {
      cursorOrientation |= hStyle;
    }

    Point cursorPos;
    boolean down = false;
    NSApplication application = NSApplication.sharedApplication();
    NSEvent currentEvent = application.currentEvent();
    if (currentEvent != null) {
      switch ((int) /*64*/ currentEvent.type()) {
        case OS.NSLeftMouseDown:
        case OS.NSLeftMouseDragged:
        case OS.NSRightMouseDown:
        case OS.NSRightMouseDragged:
        case OS.NSOtherMouseDown:
        case OS.NSOtherMouseDragged:
          down = true;
      }
    }
    if (down) {
      cursorPos = display.getCursorLocation();
    } else {
      if ((style & SWT.RESIZE) != 0) {
        cursorPos = adjustResizeCursor(true);
      } else {
        cursorPos = adjustMoveCursor();
      }
    }
    if (cursorPos != null) {
      oldX = cursorPos.x;
      oldY = cursorPos.y;
    }

    Control oldTrackingControl = display.trackingControl;
    display.trackingControl = null;
    /* Tracker behaves like a Dialog with its own OS event loop. */
    while (tracking && !cancelled) {
      display.addPool();
      try {
        if (parent != null && parent.isDisposed()) break;
        display.runSkin();
        display.runDeferredLayouts();
        NSEvent event =
            application.nextEventMatchingMask(
                0, NSDate.distantFuture(), OS.NSDefaultRunLoopMode, true);
        if (event == null) continue;
        int type = (int) /*64*/ event.type();
        switch (type) {
          case OS.NSLeftMouseUp:
          case OS.NSRightMouseUp:
          case OS.NSOtherMouseUp:
          case OS.NSMouseMoved:
          case OS.NSLeftMouseDragged:
          case OS.NSRightMouseDragged:
          case OS.NSOtherMouseDragged:
            mouse(event);
            break;
          case OS.NSKeyDown:
          case OS.NSKeyUp:
          case OS.NSFlagsChanged:
            key(event);
            break;
        }
        boolean dispatch = true;
        switch (type) {
          case OS.NSLeftMouseDown:
          case OS.NSLeftMouseUp:
          case OS.NSRightMouseDown:
          case OS.NSRightMouseUp:
          case OS.NSOtherMouseDown:
          case OS.NSOtherMouseUp:
          case OS.NSMouseMoved:
          case OS.NSLeftMouseDragged:
          case OS.NSRightMouseDragged:
          case OS.NSOtherMouseDragged:
          case OS.NSMouseEntered:
          case OS.NSMouseExited:
          case OS.NSKeyDown:
          case OS.NSKeyUp:
          case OS.NSFlagsChanged:
            dispatch = false;
        }
        if (dispatch) application.sendEvent(event);
        if (clientCursor != null && resizeCursor == null) {
          display.lockCursor = false;
          clientCursor.handle.set();
          display.lockCursor = true;
        }
        display.runAsyncMessages(false);
      } finally {
        display.removePool();
      }
    }

    /*
     * Cleanup: If this tracker was resizing then the last cursor that it created
     * needs to be destroyed.
     */
    if (resizeCursor != null) resizeCursor.dispose();
    resizeCursor = null;

    if (oldTrackingControl != null && !oldTrackingControl.isDisposed()) {
      display.trackingControl = oldTrackingControl;
    }
    display.setCursor(display.findControl(true));
    if (!isDisposed()) {
      drawRectangles(window, rectangles, true);
    }
    if (window != null) window.close();
    tracking = false;
    window = null;
    return !cancelled;
  }
  void drawInteriorWithFrame_inView(
      long /*int*/ id, long /*int*/ sel, NSRect cellRect, long /*int*/ view) {
    /*
     * Feature in Cocoa.  When the last column in a tree does not reach the
     * rightmost edge of the tree view, the cell that draws the rightmost-
     * column's header is also invoked to draw the header space between its
     * right edge and the tree's right edge.  If this case is detected then
     * nothing should be drawn.
     */
    int columnIndex = parent.indexOf(nsColumn);
    NSRect headerRect = parent.headerView.headerRectOfColumn(columnIndex);
    if (headerRect.x != cellRect.x || headerRect.width != cellRect.width) return;

    NSGraphicsContext context = NSGraphicsContext.currentContext();
    context.saveGraphicsState();

    int contentWidth = 0;
    NSSize stringSize = null, imageSize = null;
    NSAttributedString attrString = null;
    NSTableHeaderCell headerCell = nsColumn.headerCell();
    if (displayText != null) {
      Font font = Font.cocoa_new(display, headerCell.font());
      attrString =
          parent.createString(
              displayText, font, null, SWT.LEFT, false, (parent.state & DISABLED) == 0, false);
      stringSize = attrString.size();
      contentWidth += Math.ceil(stringSize.width);
      if (image != null) contentWidth += MARGIN; /* space between image and text */
    }
    if (image != null) {
      imageSize = image.handle.size();
      contentWidth += Math.ceil(imageSize.width);
    }

    if (parent.sortColumn == this && parent.sortDirection != SWT.NONE) {
      boolean ascending = parent.sortDirection == SWT.UP;
      headerCell.drawSortIndicatorWithFrame(cellRect, new NSView(view), ascending, 0);
      /* remove the arrow's space from the available drawing width */
      NSRect sortRect = headerCell.sortIndicatorRectForBounds(cellRect);
      cellRect.width = Math.max(0, sortRect.x - cellRect.x);
    }

    int drawX = 0;
    if ((style & SWT.CENTER) != 0) {
      drawX = (int) (cellRect.x + Math.max(MARGIN, ((cellRect.width - contentWidth) / 2)));
    } else if ((style & SWT.RIGHT) != 0) {
      drawX = (int) (cellRect.x + Math.max(MARGIN, cellRect.width - contentWidth - MARGIN));
    } else {
      drawX = (int) cellRect.x + MARGIN;
    }

    if (image != null) {
      NSRect destRect = new NSRect();
      destRect.x = drawX;
      destRect.y = cellRect.y;
      destRect.width = Math.min(imageSize.width, cellRect.width - 2 * MARGIN);
      destRect.height = Math.min(imageSize.height, cellRect.height);
      boolean isFlipped = new NSView(view).isFlipped();
      if (isFlipped) {
        context.saveGraphicsState();
        NSAffineTransform transform = NSAffineTransform.transform();
        transform.scaleXBy(1, -1);
        transform.translateXBy(0, -(destRect.height + 2 * destRect.y));
        transform.concat();
      }
      NSRect sourceRect = new NSRect();
      sourceRect.width = destRect.width;
      sourceRect.height = destRect.height;
      image.handle.drawInRect(destRect, sourceRect, OS.NSCompositeSourceOver, 1f);
      if (isFlipped) context.restoreGraphicsState();
      drawX += destRect.width;
    }

    if (displayText != null && displayText.length() > 0) {
      if (image != null) drawX += MARGIN; /* space between image and text */
      NSRect destRect = new NSRect();
      destRect.x = drawX;
      destRect.y = cellRect.y;
      destRect.width = Math.min(stringSize.width, cellRect.x + cellRect.width - MARGIN - drawX);
      destRect.height = Math.min(stringSize.height, cellRect.height);
      attrString.drawInRect(destRect);
    }
    if (attrString != null) attrString.release();

    context.restoreGraphicsState();
  }
示例#5
0
  /**
   * Displays the Tracker rectangles for manipulation by the user. Returns when the user has either
   * finished manipulating the rectangles or has cancelled the Tracker.
   *
   * @return <code>true</code> if the user did not cancel the Tracker, <code>false</code> otherwise
   * @exception SWTException
   *     <ul>
   *       <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed
   *       <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver
   *     </ul>
   */
  public boolean open() {
    checkWidget();
    cancelled = false;
    tracking = true;
    window = (NSWindow) new NSWindow().alloc();
    NSRect frame = NSScreen.mainScreen().frame();
    window =
        window.initWithContentRect_styleMask_backing_defer_(
            frame, OS.NSBorderlessWindowMask, OS.NSBackingStoreBuffered, false);
    window.setOpaque(false);
    window.setContentView(null);
    NSGraphicsContext context = window.graphicsContext();
    NSGraphicsContext.setCurrentContext(context);
    context.setCompositingOperation(OS.NSCompositeClear);
    NSBezierPath.fillRect(frame);
    window.orderFrontRegardless();

    drawRectangles(window, rectangles, false);

    /*
     * If exactly one of UP/DOWN is specified as a style then set the cursor
     * orientation accordingly (the same is done for LEFT/RIGHT styles below).
     */
    int vStyle = style & (SWT.UP | SWT.DOWN);
    if (vStyle == SWT.UP || vStyle == SWT.DOWN) {
      cursorOrientation |= vStyle;
    }
    int hStyle = style & (SWT.LEFT | SWT.RIGHT);
    if (hStyle == SWT.LEFT || hStyle == SWT.RIGHT) {
      cursorOrientation |= hStyle;
    }

    Point cursorPos;
    boolean down = false;
    NSApplication application = NSApplication.sharedApplication();
    NSEvent currentEvent = application.currentEvent();
    switch (currentEvent.type()) {
      case OS.NSLeftMouseDown:
      case OS.NSRightMouseDown:
      case OS.NSOtherMouseDown:
        down = true;
    }
    if (down) {
      cursorPos = display.getCursorLocation();
    } else {
      if ((style & SWT.RESIZE) != 0) {
        cursorPos = adjustResizeCursor(true);
      } else {
        cursorPos = adjustMoveCursor();
      }
    }
    if (cursorPos != null) {
      oldX = cursorPos.x;
      oldY = cursorPos.y;
    }

    /* Tracker behaves like a Dialog with its own OS event loop. */
    while (tracking && !cancelled) {
      NSAutoreleasePool pool = (NSAutoreleasePool) new NSAutoreleasePool().alloc().init();
      NSEvent event =
          application.nextEventMatchingMask(
              0, NSDate.distantFuture(), OS.NSDefaultRunLoopMode, true);
      if (event == null) continue;
      int type = event.type();
      switch (type) {
        case OS.NSLeftMouseUp:
        case OS.NSRightMouseUp:
        case OS.NSOtherMouseUp:
        case OS.NSMouseMoved:
        case OS.NSLeftMouseDragged:
        case OS.NSRightMouseDragged:
        case OS.NSOtherMouseDragged:
          mouse(event);
          break;
        case OS.NSKeyDown:
          //			case OS.NSKeyUp:
        case OS.NSFlagsChanged:
          key(event);
          break;
      }
      /*
       * Don't dispatch mouse and key events in general, EXCEPT once this
       * tracker has finished its work.
       */
      boolean dispatch = true;
      if (!(tracking && !cancelled)) {
        switch (type) {
          case OS.NSLeftMouseDown:
          case OS.NSLeftMouseUp:
          case OS.NSRightMouseDown:
          case OS.NSRightMouseUp:
          case OS.NSOtherMouseDown:
          case OS.NSOtherMouseUp:
          case OS.NSMouseMoved:
          case OS.NSLeftMouseDragged:
          case OS.NSRightMouseDragged:
          case OS.NSOtherMouseDragged:
          case OS.NSMouseEntered:
          case OS.NSMouseExited:
          case OS.NSKeyDown:
          case OS.NSKeyUp:
          case OS.NSFlagsChanged:
            dispatch = false;
        }
      }
      if (dispatch) application.sendEvent(event);
      if (clientCursor != null && resizeCursor == null) {
        clientCursor.handle.set();
      }
      pool.release();
    }
    if (!isDisposed()) {
      drawRectangles(window, rectangles, true);
    }
    if (window != null) window.close();
    tracking = false;
    window = null;
    return !cancelled;
  }