Package com.allen_sauer.gwt.dnd.client.util

Examples of com.allen_sauer.gwt.dnd.client.util.WidgetLocation

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      info.initialDraggableParent = widget.getParent();

      // TODO simplify after enhancement for issue 1112 provides InsertPanel interface
      // http://code.google.com/p/google-web-toolkit/issues/detail?id=1112
      if (info.initialDraggableParent instanceof AbsolutePanel) {
        info.initialDraggableParentLocation = new WidgetLocation(widget,
            info.initialDraggableParent);
      } else if (info.initialDraggableParent instanceof HorizontalPanel) {
        info.initialDraggableIndex = ((HorizontalPanel) info.initialDraggableParent).getWidgetIndex(widget);
      } else if (info.initialDraggableParent instanceof VerticalPanel) {
        info.initialDraggableIndex = ((VerticalPanel) info.initialDraggableParent).getWidgetIndex(widget);
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    super.onEnter(context);
    assert draggableList.size() == 0;

    dropTargetClientWidth = DOMUtil.getClientWidth(dropTarget.getElement());
    dropTargetClientHeight = DOMUtil.getClientHeight(dropTarget.getElement());
    WidgetLocation dropTargetLocation = new WidgetLocation(dropTarget, null);
    dropTargetOffsetX = dropTargetLocation.getLeft()
        + DOMUtil.getBorderLeft(dropTarget.getElement());
    dropTargetOffsetY = dropTargetLocation.getTop() + DOMUtil.getBorderTop(dropTarget.getElement());

    int draggableAbsoluteLeft = context.draggable.getAbsoluteLeft();
    int draggableAbsoluteTop = context.draggable.getAbsoluteTop();
    for (Iterator iterator = context.selectedWidgets.iterator(); iterator.hasNext();) {
      Widget widget = (Widget) iterator.next();
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      }
    }
    // TODO Remove Safari workaround after GWT issue 1807 fixed
    if (sender != capturingWidget) {
      // In Safari 1.3.2 MAC does not honor capturing widget for mouse up
      Location location = new WidgetLocation(sender, null);
      x += location.getLeft();
      y += location.getTop();
    }
    // Proceed with the drop
    try {
      drop(x, y);
    } finally {
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  }

  public void dragStart() {
    super.dragStart();

    WidgetLocation currentDraggableLocation = new WidgetLocation(context.draggable,
        context.boundaryPanel);
    if (getBehaviorDragProxy()) {
      movablePanel = newDragProxy(context);
      context.boundaryPanel.add(movablePanel, currentDraggableLocation.getLeft(),
          currentDraggableLocation.getTop());
    } else {
      saveSelectedWidgetsLocationAndStyle();
      AbsolutePanel container = new AbsolutePanel();
      DOM.setStyleAttribute(container.getElement(), "overflow", "visible");

      container.setPixelSize(context.draggable.getOffsetWidth(),
          context.draggable.getOffsetHeight());
      context.boundaryPanel.add(container, currentDraggableLocation.getLeft(),
          currentDraggableLocation.getTop());

      int draggableAbsoluteLeft = context.draggable.getAbsoluteLeft();
      int draggableAbsoluteTop = context.draggable.getAbsoluteTop();
      for (Iterator iterator = context.selectedWidgets.iterator(); iterator.hasNext();) {
        Widget widget = (Widget) iterator.next();
        if (widget != context.draggable) {
          int relativeX = widget.getAbsoluteLeft() - draggableAbsoluteLeft;
          int relativeY = widget.getAbsoluteTop() - draggableAbsoluteTop;
          container.add(widget, relativeX, relativeY);
        }
      }
      container.add(context.draggable, 0, 0);
      movablePanel = container;
    }
    movablePanel.addStyleName(PRIVATE_CSS_MOVABLE_PANEL);

    // one time calculation of boundary panel location for efficiency during dragging
    Location widgetLocation = new WidgetLocation(context.boundaryPanel, null);
    boundaryOffsetX = widgetLocation.getLeft()
        + DOMUtil.getBorderLeft(context.boundaryPanel.getElement());
    boundaryOffsetY = widgetLocation.getTop()
        + DOMUtil.getBorderTop(context.boundaryPanel.getElement());

    dropTargetClientWidth = DOMUtil.getClientWidth(boundaryPanel.getElement());
    dropTargetClientHeight = DOMUtil.getClientHeight(boundaryPanel.getElement());
  }
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    mouseDown = true;
    DOM.eventPreventDefault(event);

    mouseDownOffsetX = x;
    mouseDownOffsetY = y;
    WidgetLocation loc1 = new WidgetLocation(mouseDownWidget, null);
    if (mouseDownWidget != context.draggable) {
      WidgetLocation loc2 = new WidgetLocation(context.draggable, null);
      mouseDownOffsetX += loc1.getLeft() - loc2.getLeft();
      mouseDownOffsetY += loc1.getTop() - loc2.getTop();
    }
    if (context.dragController.getBehaviorDragStartSensitivity() == 0 && !toggleKey(event)) {
      startDragging();
      actualMove(x + loc1.getLeft(), y + loc1.getTop());
    }
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            context.dragController.toggleSelection(context.draggable);
          }
          startDragging();

          // adjust (x,y) to be relative to capturingWidget at (0,0)
          Location location = new WidgetLocation(mouseDownWidget, null);
          x += location.getLeft();
          y += location.getTop();
        }
      }
      if (dragging == NOT_DRAGGING) {
        return;
      }
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      window.addClickHandler(new ClickHandler() {
        public void onClick(ClickEvent event) {
          AbsolutePanel boundaryPanel = windowController.getBoundaryPanel();
          if (boundaryPanel.getWidgetIndex(window) < boundaryPanel.getWidgetCount() - 1) {
            // force our panel to the top of our z-index context
            WidgetLocation location = new WidgetLocation(window, boundaryPanel);
            boundaryPanel.add(window, location.getLeft(), location.getTop());
          }
        }
      });
      windowController.getResizeDragController().makeDraggable(window.getBoundaryWidget(Direction.NORTH), Direction.NORTH);
      windowController.getResizeDragController().makeDraggable(window.getBoundaryWidget(Direction.NORTH_WEST), Direction.NORTH_WEST);
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       * @param right the horizontal distance
       * @param down the vertical distance
       */
      private void moveBy(Window win, int right, int down) {
        AbsolutePanel parent = (AbsolutePanel) win.getParent();
        Location location = new WidgetLocation(win, parent);
        int finalX = location.getLeft() + right;
        int finalY = location.getTop() + down;
        parent.setWidgetPosition(win, finalX, finalY);
      }
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  @Override
  public void dragStart() {
    super.dragStart();

    WidgetLocation currentDraggableLocation = new WidgetLocation(context.draggable,
        context.boundaryPanel);
    if (getBehaviorDragProxy()) {
      movablePanel = newDragProxy(context);
      context.boundaryPanel.add(movablePanel, currentDraggableLocation.getLeft(),
          currentDraggableLocation.getTop());
      checkGWTIssue1813(movablePanel, context.boundaryPanel);
    } else {
      saveSelectedWidgetsLocationAndStyle();
      AbsolutePanel container = new AbsolutePanel();
      container.getElement().getStyle().setProperty("overflow", "visible");

      container.setPixelSize(context.draggable.getOffsetWidth(),
          context.draggable.getOffsetHeight());
      context.boundaryPanel.add(container, currentDraggableLocation.getLeft(),
          currentDraggableLocation.getTop());
      checkGWTIssue1813(container, context.boundaryPanel);

      int draggableAbsoluteLeft = context.draggable.getAbsoluteLeft();
      int draggableAbsoluteTop = context.draggable.getAbsoluteTop();
      HashMap<Widget, CoordinateLocation> widgetLocation = new HashMap<Widget, CoordinateLocation>();
      for (Widget widget : context.selectedWidgets) {
        widgetLocation.put(widget, new CoordinateLocation(widget.getAbsoluteLeft(),
            widget.getAbsoluteTop()));
      }

      context.dropController = getIntersectDropController(context.mouseX, context.mouseY);
      if (context.dropController != null) {
        context.dropController.onEnter(context);
      }

      for (Widget widget : context.selectedWidgets) {
        Location location = widgetLocation.get(widget);
        int relativeX = location.getLeft() - draggableAbsoluteLeft;
        int relativeY = location.getTop() - draggableAbsoluteTop;
        container.add(widget, relativeX, relativeY);
      }
      movablePanel = container;
    }
    movablePanel.addStyleName(PRIVATE_CSS_MOVABLE_PANEL);

    // one time calculation of boundary panel location for efficiency during
    // dragging
    Location widgetLocation = new WidgetLocation(context.boundaryPanel, null);
    boundaryOffsetX = widgetLocation.getLeft()
        + DOMUtil.getBorderLeft(context.boundaryPanel.getElement());
    boundaryOffsetY = widgetLocation.getTop()
        + DOMUtil.getBorderTop(context.boundaryPanel.getElement());

    dropTargetClientWidth = DOMUtil.getClientWidth(boundaryPanel.getElement());
    dropTargetClientHeight = DOMUtil.getClientHeight(boundaryPanel.getElement());
  }
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      // TODO simplify after enhancement for issue 1112 provides InsertPanel
      // interface
      // http://code.google.com/p/google-web-toolkit/issues/detail?id=1112
      if (info.initialDraggableParent instanceof AbsolutePanel) {
        info.initialDraggableParentLocation = new WidgetLocation(widget,
            info.initialDraggableParent);
      } else if (info.initialDraggableParent instanceof HorizontalPanel) {
        info.initialDraggableIndex = ((HorizontalPanel) info.initialDraggableParent).getWidgetIndex(widget);
      } else if (info.initialDraggableParent instanceof VerticalPanel) {
        info.initialDraggableIndex = ((VerticalPanel) info.initialDraggableParent).getWidgetIndex(widget);
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Related Classes of com.allen_sauer.gwt.dnd.client.util.WidgetLocation

  • com.allen_sauer.gwt.dnd.client.drop.AbsolutePositionDropController
  • com.allen_sauer.gwt.dnd.client.MouseDragHandler
  • com.allen_sauer.gwt.dnd.client.PickupDragController
  • org.gwt.mosaic.ui.client.DesktopPanel$MoveDragController
  • org.gwt.mosaic.ui.client.DesktopPanel$ResizeDragController
  • org.gwt.mosaic.ui.client.layout.BorderLayoutSplitBar$SplitBarDragController
  • org.gwt.mosaic.ui.client.layout.ColumnLayoutSplitBar$SplitBarDragController
  • org.gwt.mosaic.ui.client.layout.RowLayoutSplitBar$SplitBarDragController
  • org.gwt.mosaic.ui.client.layout.SplitBar$SplitBarDragController
  • org.gwt.mosaic.ui.client.WindowPanel
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