Example usage for com.google.gwt.query.client GQuery document

Introduction

In this page you can find the example usage for com.google.gwt.query.client GQuery document.

Prototype

Document document

To view the source code for com.google.gwt.query.client GQuery document.

Click Source Link

Document

The document element in the current page.

Usage

From source file:gwtquery.plugins.draggable.client.impl.DraggableHandlerImplIE.java

License:Apache License

@Override
public boolean resetParentOffsetPosition(GQuery helperOffsetParent) {
    return super.resetParentOffsetPosition(helperOffsetParent)
            || helperOffsetParent.get(0) == GQuery.document.cast();
}

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From source file:gwtquery.plugins.draggable.client.plugins.ScrollPlugin.java

License:Apache License

public void onDrag(DraggableHandler handler, DragContext ctx, GqEvent e) {
    DraggableOptions options = handler.getOptions();
    Element draggableElement = ctx.getDraggable();
    GQuery scrollParent = handler.getHelperScrollParent();
    Element scrollParentElement = scrollParent.get(0);
    if (scrollParentElement == null) {
        return;/*from   w  w w.j  a  va  2  s  .  c o  m*/
    }

    AxisOption axis = options.getAxis();
    Offset overflowOffset = $(draggableElement).data(OVERFLOW_OFFSET_KEY, Offset.class);
    int scrollSensitivity = options.getScrollSensitivity();
    int scrollSpeed = options.getScrollSpeed();

    boolean scrolled = false;

    if (scrollParentElement != null && scrollParentElement != $(GQuery.document).get(0)
            && !"html".equalsIgnoreCase(scrollParentElement.getTagName())) {
        if (AxisOption.NONE == axis || AxisOption.Y_AXIS == axis) {
            // test if we have to scroll down...
            if ((overflowOffset.top + scrollParentElement.getOffsetHeight()) - e.pageY() < scrollSensitivity) {
                scrollParentElement.setScrollTop(scrollParentElement.getScrollTop() + scrollSpeed);
                scrolled = true;
                // test if we have to scroll up...
            } else if (e.pageY() - overflowOffset.top < scrollSensitivity) {
                scrollParentElement.setScrollTop(scrollParentElement.getScrollTop() - scrollSpeed);
                scrolled = true;
            }
        }

        if (AxisOption.NONE == axis || AxisOption.X_AXIS == axis) {
            // test if we have to scroll left...
            if ((overflowOffset.left + scrollParentElement.getOffsetWidth()) - e.pageX() < scrollSensitivity) {
                scrollParentElement.setScrollLeft(scrollParentElement.getScrollLeft() + scrollSpeed);
                scrolled = true;
                // test if we have to scroll right...
            } else if (e.pageX() - overflowOffset.left < scrollSensitivity) {
                scrollParentElement.setScrollLeft(scrollParentElement.getScrollLeft() - scrollSpeed);
                scrolled = true;
            }
        }

    } else {
        if (AxisOption.NONE == axis || AxisOption.Y_AXIS == axis) {
            if (e.pageY() - document.getScrollTop() < scrollSensitivity) {
                document.setScrollTop(document.getScrollTop() - scrollSpeed);
                scrolled = true;
            } else if (Window.getClientHeight() - (e.pageY() - document.getScrollTop()) < scrollSensitivity) {
                document.setScrollTop(document.getScrollTop() + scrollSpeed);
                scrolled = true;
            }
        }

        if (AxisOption.NONE == axis || AxisOption.X_AXIS == axis) {
            if (e.pageX() - document.getScrollLeft() < scrollSensitivity) {
                document.setScrollLeft(document.getScrollLeft() - scrollSpeed);
                scrolled = true;
            } else if (Window.getClientWidth() - (e.pageX() - document.getScrollLeft()) < scrollSensitivity) {
                document.setScrollLeft(document.getScrollLeft() + scrollSpeed);
                scrolled = true;
            }
        }

    }

    if (scrolled && DragAndDropManager.getInstance().isHandleDroppable(ctx)) {
        DragAndDropManager.getInstance().initialize(ctx, e);
    }

}

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From source file:gwtquery.plugins.draggable.client.plugins.ScrollPlugin.java

License:Apache License

public void onStart(DraggableHandler handler, DragContext ctx, GqEvent e) {

    GQuery scrollParent = handler.getHelperScrollParent();
    Element scrollParentElement = scrollParent.get(0);
    if (scrollParentElement != null && scrollParentElement != $(GQuery.document).get(0)
            && !"html".equalsIgnoreCase(scrollParentElement.getTagName())) {
        Offset scrollParentOffset = scrollParent.offset();
        $(ctx.getDraggable()).data(OVERFLOW_OFFSET_KEY, scrollParentOffset);
    }//from   w  w w .j a v  a2s . c o m
}

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