Package com.vaadin.terminal.gwt.client.ui.dd

Examples of com.vaadin.terminal.gwt.client.ui.dd.VerticalDropLocation

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            Object itemIdOver = getItemIdOver();
            Object itemIdInto2 = getItemIdInto();
            if (itemIdOver.equals(itemIdInto2)) {
                return null;
            }
            VerticalDropLocation dropLocation = getDropLocation();
            if (VerticalDropLocation.TOP == dropLocation) {
                // if on top of the caption area, add before
                Collection<?> children;
                Object itemIdInto = getItemIdInto();
                if (itemIdInto != null) {
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        currentMouseOverKey = findCurrentMouseOverKey(drag.getElementOver());

        drag.getDropDetails().put("itemIdOver", currentMouseOverKey);
        if (currentMouseOverKey != null) {
            TreeNode treeNode = keyToNode.get(currentMouseOverKey);
            VerticalDropLocation detail = treeNode.getDropDetail(drag
                    .getCurrentGwtEvent());
            Boolean overTreeNode = null;
            if (treeNode != null && !treeNode.isLeaf()
                    && detail == VerticalDropLocation.MIDDLE) {
                overTreeNode = true;
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                @Override
                public void dragOver(final VDragEvent currentDrag) {
                    final Object oldIdOver = currentDrag.getDropDetails().get(
                            "itemIdOver");
                    final VerticalDropLocation oldDetail = (VerticalDropLocation) currentDrag
                            .getDropDetails().get("detail");

                    updateTreeRelatedDragData(currentDrag);
                    final VerticalDropLocation detail = (VerticalDropLocation) currentDrag
                            .getDropDetails().get("detail");
                    boolean nodeHasChanged = (currentMouseOverKey != null && currentMouseOverKey != oldIdOver)
                            || (currentMouseOverKey == null && oldIdOver != null);
                    boolean detailHasChanded = (detail != null && detail != oldDetail)
                            || (detail == null && oldDetail != null);

                    if (nodeHasChanged || detailHasChanded) {
                        final String newKey = currentMouseOverKey;
                        TreeNode treeNode = keyToNode.get(oldIdOver);
                        if (treeNode != null) {
                            // clear old styles
                            treeNode.emphasis(null);
                        }
                        if (newKey != null) {
                            validate(new VAcceptCallback() {
                                public void accepted(VDragEvent event) {
                                    VerticalDropLocation curDetail = (VerticalDropLocation) event
                                            .getDropDetails().get("detail");
                                    if (curDetail == detail
                                            && newKey.equals(currentMouseOverKey)) {
                                        keyToNode.get(newKey).emphasis(detail);
                                    }
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            Object itemIdOver = getItemIdOver();
            Object itemIdInto2 = getItemIdInto();
            if (itemIdOver.equals(itemIdInto2)) {
                return null;
            }
            VerticalDropLocation dropLocation = getDropLocation();
            if (VerticalDropLocation.TOP == dropLocation) {
                // if on top of the caption area, add before
                Collection children;
                Object itemIdInto = getItemIdInto();
                if (itemIdInto != null) {
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                 * Height is cached to avoid flickering (drop hints may change
                 * the reported offsetheight -> would change the drop detail)
                 */
                cachedHeight = nodeCaptionDiv.getOffsetHeight();
            }
            VerticalDropLocation verticalDropLocation = DDUtil
                    .getVerticalDropLocation(nodeCaptionDiv, cachedHeight,
                            currentGwtEvent.getClientY(), 0.15);
            return verticalDropLocation;
        }
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            }
       
    }-*/;

    public boolean updateDropDetails(VDragEvent drag) {
        VerticalDropLocation oldVL = verticalDropLocation;
        verticalDropLocation = DDUtil.getVerticalDropLocation(getElement(),
                drag.getCurrentGwtEvent().getClientY(), 0.2);
        drag.getDropDetails().put("verticalLocation",
                verticalDropLocation.toString());
        HorizontalDropLocation oldHL = horizontalDropLocation;
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        currentMouseOverKey = findCurrentMouseOverKey(drag.getElementOver());

        drag.getDropDetails().put("itemIdOver", currentMouseOverKey);
        if (currentMouseOverKey != null) {
            TreeNode treeNode = keyToNode.get(currentMouseOverKey);
            VerticalDropLocation detail = treeNode.getDropDetail(drag
                    .getCurrentGwtEvent());
            Boolean overTreeNode = null;
            if (treeNode != null && !treeNode.isLeaf()
                    && detail == VerticalDropLocation.MIDDLE) {
                overTreeNode = true;
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                @Override
                public void dragOver(final VDragEvent currentDrag) {
                    final Object oldIdOver = currentDrag.getDropDetails().get(
                            "itemIdOver");
                    final VerticalDropLocation oldDetail = (VerticalDropLocation) currentDrag
                            .getDropDetails().get("detail");

                    updateTreeRelatedDragData(currentDrag);
                    final VerticalDropLocation detail = (VerticalDropLocation) currentDrag
                            .getDropDetails().get("detail");
                    boolean nodeHasChanged = (currentMouseOverKey != null && currentMouseOverKey != oldIdOver)
                            || (currentMouseOverKey == null && oldIdOver != null);
                    boolean detailHasChanded = (detail != null && detail != oldDetail)
                            || (detail == null && oldDetail != null);

                    if (nodeHasChanged || detailHasChanded) {
                        final String newKey = currentMouseOverKey;
                        TreeNode treeNode = keyToNode.get(oldIdOver);
                        if (treeNode != null) {
                            // clear old styles
                            treeNode.emphasis(null);
                        }
                        if (newKey != null) {
                            validate(new VAcceptCallback() {
                                public void accepted(VDragEvent event) {
                                    VerticalDropLocation curDetail = (VerticalDropLocation) event
                                            .getDropDetails().get("detail");
                                    if (curDetail == detail
                                            && newKey.equals(currentMouseOverKey)) {
                                        keyToNode.get(newKey).emphasis(detail);
                                    }
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            Object itemIdOver = getItemIdOver();
            Object itemIdInto2 = getItemIdInto();
            if (itemIdOver.equals(itemIdInto2)) {
                return null;
            }
            VerticalDropLocation dropLocation = getDropLocation();
            if (VerticalDropLocation.TOP == dropLocation) {
                // if on top of the caption area, add before
                Collection<?> children;
                Object itemIdInto = getItemIdInto();
                if (itemIdInto != null) {
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                 * Height is cached to avoid flickering (drop hints may change
                 * the reported offsetheight -> would change the drop detail)
                 */
                cachedHeight = nodeCaptionDiv.getOffsetHeight();
            }
            VerticalDropLocation verticalDropLocation = DDUtil
                    .getVerticalDropLocation(nodeCaptionDiv, cachedHeight,
                            currentGwtEvent, 0.15);
            return verticalDropLocation;
        }
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Related Classes of com.vaadin.terminal.gwt.client.ui.dd.VerticalDropLocation

  • com.vaadin.terminal.gwt.client.ui.VDragAndDropWrapper
  • com.vaadin.terminal.gwt.client.ui.VTree
  • com.vaadin.terminal.gwt.client.ui.VTree$TreeNode
  • com.vaadin.ui.Tree$TreeTargetDetails
  • org.aperteworkflow.editor.stepeditor.user.TreeDropHandler
  • pl.net.bluesoft.rnd.processtool.ui.basewidgets.editor.ProcessDataHierarchyEditor$TreeSortDropHandler
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