Example usage for com.google.gwt.user.client.ui UIObject setStyleName

Introduction

In this page you can find the example usage for com.google.gwt.user.client.ui UIObject setStyleName.

Prototype

public static void setStyleName(Element elem, String style, boolean add) 

Source Link

Document

This convenience method adds or removes a style name for a given element.

Usage

From source file:fi.jasoft.dragdroplayouts.client.ui.formlayout.VDDFormLayout.java

License:Apache License

/**
 * Removes any applies drag and drop style applied by emphasis()
 *///from ww  w.  j a va2  s.co m
protected void deEmphasis() {
    if (currentlyEmphasised != null) {
        // Universal over style
        UIObject.setStyleName(currentlyEmphasised, OVER, false);
        UIObject.setStyleName(currentlyEmphasised, OVER_SPACED, false);

        // Vertical styles
        UIObject.setStyleName(currentlyEmphasised,
                OVER + "-" + VerticalDropLocation.TOP.toString().toLowerCase(), false);
        UIObject.setStyleName(currentlyEmphasised,
                OVER + "-" + VerticalDropLocation.MIDDLE.toString().toLowerCase(), false);
        UIObject.setStyleName(currentlyEmphasised,
                OVER + "-" + VerticalDropLocation.BOTTOM.toString().toLowerCase(), false);

        currentlyEmphasised = null;
    }
}

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From source file:fi.jasoft.dragdroplayouts.client.ui.formlayout.VDDFormLayout.java

License:Apache License

/**
 * Empasises the drop location of the component when hovering over a hildComponentContainer.
 * Passing null as the container removes any previous emphasis.
 * //  w  ww .  j a v  a 2s  . co  m
 * @param container The container which we are hovering over
 * @param event The drag event
 */
protected void emphasis(Widget widget, VDragEvent event) {

    // Remove emphasis from previous hovers
    deEmphasis();

    // Validate
    if (widget == null || !getElement().isOrHasChild(widget.getElement())) {
        return;
    }

    /*
     * Get row for widget
     */
    Element rowElement = getRowFromChildElement(widget.getElement(), VDDFormLayout.this.getElement());

    currentlyEmphasised = rowElement;

    if (rowElement != this.getElement()) {
        VerticalDropLocation vl = getVerticalDropLocation(rowElement, event);
        UIObject.setStyleName(rowElement, OVER + "-" + vl.toString().toLowerCase(), true);
    } else {
        UIObject.setStyleName(rowElement, OVER, true);
    }
}

---

From source file:fi.jasoft.dragdroplayouts.client.ui.gridlayout.VDDGridLayout.java

License:Apache License

/**
 * Emphasizes a component container when user is hovering a dragged component over the container.
 * //from  www  .ja  va2  s  .  c o  m
 * @param container The container
 * @param event
 */
protected void emphasis(CellDetails cell, VDragEvent event) {

    Style shadowStyle = dragShadow.getElement().getStyle();
    shadowStyle.setPosition(Position.ABSOLUTE);
    shadowStyle.setWidth(cell.width, Unit.PX);
    shadowStyle.setHeight(cell.height, Unit.PX);
    shadowStyle.setLeft(cell.x, Unit.PX);
    shadowStyle.setTop(cell.y, Unit.PX);

    // Remove any existing empasis
    deEmphasis();

    // Ensure we are not dragging ourself into ourself
    ComponentConnector draggedConnector = (ComponentConnector) event.getTransferable()
            .getData(Constants.TRANSFERABLE_DETAIL_COMPONENT);

    if (draggedConnector != null && draggedConnector.getWidget() == VDDGridLayout.this) {
        return;
    }

    HorizontalDropLocation hl = getHorizontalDropLocation(cell, event);
    VerticalDropLocation vl = getVerticalDropLocation(cell, event);

    // Apply over style
    UIObject.setStyleName(dragShadow.getElement(), OVER, true);

    // Add vertical location dependent style
    UIObject.setStyleName(dragShadow.getElement(), OVER + "-" + vl.toString().toLowerCase(), true);

    // Add horizontal location dependent style
    UIObject.setStyleName(dragShadow.getElement(), OVER + "-" + hl.toString().toLowerCase(), true);

}

---

From source file:fi.jasoft.dragdroplayouts.client.ui.gridlayout.VDDGridLayout.java

License:Apache License

/**
 * Removes any emphasis previously set by emphasis
 *//*from   www .  ja  v a  2s  .c  o m*/
protected void deEmphasis() {

    UIObject.setStyleName(dragShadow.getElement(), OVER, false);

    // Horizontal styles
    UIObject.setStyleName(dragShadow.getElement(),
            OVER + "-" + HorizontalDropLocation.LEFT.toString().toLowerCase(), false);
    UIObject.setStyleName(dragShadow.getElement(),
            OVER + "-" + HorizontalDropLocation.CENTER.toString().toLowerCase(), false);
    UIObject.setStyleName(dragShadow.getElement(),
            OVER + "-" + HorizontalDropLocation.RIGHT.toString().toLowerCase(), false);

    // Vertical styles
    UIObject.setStyleName(dragShadow.getElement(),
            OVER + "-" + VerticalDropLocation.TOP.toString().toLowerCase(), false);
    UIObject.setStyleName(dragShadow.getElement(),
            OVER + "-" + VerticalDropLocation.MIDDLE.toString().toLowerCase(), false);
    UIObject.setStyleName(dragShadow.getElement(),
            OVER + "-" + VerticalDropLocation.BOTTOM.toString().toLowerCase(), false);

}

---

From source file:fi.jasoft.dragdroplayouts.client.ui.horizontallayout.VDDHorizontalLayout.java

License:Apache License

/**
 * Empasises the drop location of the component when hovering over a hildComponentContainer.
 * Passing null as the container removes any previous emphasis.
 * /*from  w w  w.  j av  a  2  s . c o m*/
 * @param container The container which we are hovering over
 * @param event The drag event
 */
protected void emphasis(Widget container, VDragEvent event) {

    // Remove emphasis from previous hovers
    deEmphasis();

    // validate container
    if (container == null || !getElement().isOrHasChild(container.getElement())) {
        return;
    }

    currentlyEmphasised = container;

    UIObject.setStyleName(container.getElement(), OVER, true);

    // Add drop location specific style
    if (container.getElement().equals(this.getElement())) {
        UIObject.setStyleName(container.getElement(),
                OVER + "-" + HorizontalDropLocation.CENTER.toString().toLowerCase(), true);
    } else {
        UIObject.setStyleName(container.getElement(),
                OVER + "-" + getHorizontalDropLocation(container, event).toString().toLowerCase(), true);
    }
}

---

From source file:fi.jasoft.dragdroplayouts.client.ui.VDDGridLayout.java

License:Apache License

/**
 * Emphasizes a component container when user is hovering a dragged
 * component over the container.//from   w w w .  j  a v a  2s.  com
 * 
 * @param container
 *            The container
 * @param event
 */
protected void emphasis(CellDetails cell, VDragEvent event) {

    // Remove any existing empasis
    deEmphasis();

    // Ensure we are not dragging ourself into ourself
    Widget draggedComponent = (Widget) event.getTransferable().getData(Constants.TRANSFERABLE_DETAIL_COMPONENT);
    if (draggedComponent == VDDGridLayout.this) {
        return;
    }

    HorizontalDropLocation hl = getHorizontalDropLocation(cell, event);
    VerticalDropLocation vl = getVerticalDropLocation(cell, event);

    // Apply over style
    UIObject.setStyleName(dragShadow.getElement(), OVER, true);

    // Add vertical location dependent style
    UIObject.setStyleName(dragShadow.getElement(), OVER + "-" + vl.toString().toLowerCase(), true);

    // Add horizontal location dependent style
    UIObject.setStyleName(dragShadow.getElement(), OVER + "-" + hl.toString().toLowerCase(), true);
}

---

From source file:fi.jasoft.dragdroplayouts.client.ui.VDDGridLayout.java

License:Apache License

/**
 * Removes any emphasis previously set by emphasis
 *//*  ww w  . j  ava2s .com*/
private void deEmphasis() {

    UIObject.setStyleName(dragShadow.getElement(), OVER, false);

    // Horizontal styles
    UIObject.setStyleName(dragShadow.getElement(),
            OVER + "-" + HorizontalDropLocation.LEFT.toString().toLowerCase(), false);
    UIObject.setStyleName(dragShadow.getElement(),
            OVER + "-" + HorizontalDropLocation.CENTER.toString().toLowerCase(), false);
    UIObject.setStyleName(dragShadow.getElement(),
            OVER + "-" + HorizontalDropLocation.RIGHT.toString().toLowerCase(), false);

    // Vertical styles
    UIObject.setStyleName(dragShadow.getElement(),
            OVER + "-" + VerticalDropLocation.TOP.toString().toLowerCase(), false);
    UIObject.setStyleName(dragShadow.getElement(),
            OVER + "-" + VerticalDropLocation.MIDDLE.toString().toLowerCase(), false);
    UIObject.setStyleName(dragShadow.getElement(),
            OVER + "-" + VerticalDropLocation.BOTTOM.toString().toLowerCase(), false);

}

---

From source file:fi.jasoft.dragdroplayouts.client.ui.VDDHorizontalLayout.java

License:Apache License

/**
 * Removes any applies drag and drop style applied by emphasis()
 *///from  www. jav  a  2 s .c  om
private void deEmphasis() {
    if (currentlyEmphasised != null) {
        // Universal over style
        UIObject.setStyleName(currentlyEmphasised.getElement(), OVER, false);
        UIObject.setStyleName(currentlyEmphasised.getElement(), OVER_SPACED, false);

        // Horizontal styles
        UIObject.setStyleName(currentlyEmphasised.getElement(),
                OVER + "-" + HorizontalDropLocation.LEFT.toString().toLowerCase(), false);
        UIObject.setStyleName(currentlyEmphasised.getElement(),
                OVER + "-" + HorizontalDropLocation.CENTER.toString().toLowerCase(), false);
        UIObject.setStyleName(currentlyEmphasised.getElement(),
                OVER + "-" + HorizontalDropLocation.RIGHT.toString().toLowerCase(), false);

        currentlyEmphasised = null;
    }
}

---

From source file:fi.jasoft.dragdroplayouts.client.ui.VDDHorizontalLayout.java

License:Apache License

/**
 * Empasises the drop location of the component when hovering over a
 * hildComponentContainer. Passing null as the container removes any
 * previous emphasis./*  w  ww. j ava 2  s .c  o m*/
 * 
 * @param container
 *            The container which we are hovering over
 * @param event
 *            The drag event
 */
protected void emphasis(Widget container, VDragEvent event) {

    // Remove emphasis from previous hovers
    deEmphasis();

    // Null check..
    if (container == null) {
        return;
    }

    currentlyEmphasised = container;

    // Assign the container the drag and drop over style
    if (spacingEnabled) {
        UIObject.setStyleName(container.getElement(), OVER_SPACED, true);
    } else {
        UIObject.setStyleName(container.getElement(), OVER, true);
    }

    if (container != this) {
        // Add drop location specific style
        UIObject.setStyleName(container.getElement(),
                OVER + "-" + getHorizontalDropLocation(container, event).toString().toLowerCase(), true);
    } else {
        UIObject.setStyleName(container.getElement(),
                OVER + "-" + HorizontalDropLocation.CENTER.toString().toLowerCase(), true);
    }
}

---

From source file:fi.jasoft.dragdroplayouts.client.ui.VDDVerticalLayout.java

License:Apache License

/**
 * Removes any applies drag and drop style applied by emphasis()
 *//*from w w w  .j  a v  a 2 s.  com*/
private void deEmphasis() {
    if (currentlyEmphasised != null) {
        // Universal over style
        UIObject.setStyleName(currentlyEmphasised.getElement(), OVER, false);
        UIObject.setStyleName(currentlyEmphasised.getElement(), OVER_SPACED, false);

        // Vertical styles
        UIObject.setStyleName(currentlyEmphasised.getElement(),
                OVER + "-" + VerticalDropLocation.TOP.toString().toLowerCase(), false);
        UIObject.setStyleName(currentlyEmphasised.getElement(),
                OVER + "-" + VerticalDropLocation.MIDDLE.toString().toLowerCase(), false);
        UIObject.setStyleName(currentlyEmphasised.getElement(),
                OVER + "-" + VerticalDropLocation.BOTTOM.toString().toLowerCase(), false);

        currentlyEmphasised = null;
    }
}

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