Example usage for com.google.gwt.user.client.ui Widget getParent

Introduction

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

Prototype

public Widget getParent()

Source Link

Document

Gets this widget's parent panel.

Usage

From source file:com.alkacon.acacia.client.AttributeHandler.java

License:Open Source License

/**
 * Sets the error message for the given value index.<p>
 * /* ww w.ja v a 2  s  .  c  o m*/
 * @param valueIndex the value index
 * @param message the error message
 * @param tabbedPanel the forms tabbed panel if available
 */
public void setErrorMessage(int valueIndex, String message, TabbedPanel<?> tabbedPanel) {

    if (!m_attributeValueViews.isEmpty()) {
        FlowPanel parent = (FlowPanel) m_attributeValueViews.get(0).getParent();
        AttributeValueView valueView = (AttributeValueView) parent.getWidget(valueIndex);
        valueView.setErrorMessage(message);
        if (tabbedPanel != null) {
            int tabIndex = tabbedPanel.getTabIndex(valueView.getElement());
            if (tabIndex > -1) {
                Widget tab = tabbedPanel.getTabWidget(tabIndex);
                tab.setTitle("This tab has errors.");
                tab.getParent().removeStyleName(I_LayoutBundle.INSTANCE.form().hasWarning());
                tab.getParent().addStyleName(I_LayoutBundle.INSTANCE.form().hasError());
            }

        }
    }
}

From source file:com.alkacon.acacia.client.AttributeHandler.java

License:Open Source License

/**
 * Sets the warning message for the given value index.<p>
 * /*w  w w  .  j  a va 2s . co  m*/
 * @param valueIndex the value index
 * @param message the warning message
 * @param tabbedPanel the forms tabbed panel if available
 */
public void setWarningMessage(int valueIndex, String message, TabbedPanel<?> tabbedPanel) {

    if (!m_attributeValueViews.isEmpty()) {
        FlowPanel parent = (FlowPanel) m_attributeValueViews.get(0).getParent();
        AttributeValueView valueView = (AttributeValueView) parent.getWidget(valueIndex);
        valueView.setWarningMessage(message);
        if (tabbedPanel != null) {
            int tabIndex = tabbedPanel.getTabIndex(valueView.getElement());
            if (tabIndex > -1) {
                Widget tab = tabbedPanel.getTabWidget(tabIndex);
                tab.setTitle("This tab has warnings.");
                tab.getParent().addStyleName(I_LayoutBundle.INSTANCE.form().hasWarning());
            }

        }
    }
}

From source file:com.alkacon.acacia.client.ButtonBarHandler.java

License:Open Source License

/**
 * Sets the button bar visibility.<p>
 * //from ww w. j a  v a2s. c om
 * @param buttonBar the button bar
 * @param visible <code>true</code> to show the button bar
 */
private void setButtonBarVisibility(Widget buttonBar, boolean visible) {

    String hoverStyle = I_LayoutBundle.INSTANCE.form().hoverButton();
    if (visible) {
        buttonBar.addStyleName(hoverStyle);
    } else {
        buttonBar.removeStyleName(hoverStyle);
    }
    if (buttonBar instanceof InlineEntityWidget) {
        ((InlineEntityWidget) buttonBar).setContentHighlightingVisible(visible);
    }
    if (buttonBar.getParent() instanceof InlineEntityWidget) {
        ((InlineEntityWidget) buttonBar.getParent()).setContentHighlightingVisible(visible);
    }
}

From source file:com.alkacon.acacia.client.ui.AttributeValueView.java

License:Open Source License

/**
 * Gets the parent attribute value view, or null if none exists.<p>
 * /*from w  w w.j a  v a  2 s .  c om*/
 * @return the parent attribute value view 
 */
public AttributeValueView getParentView() {

    Widget ancestor = getParent();
    while ((ancestor != null) && !(ancestor instanceof AttributeValueView)) {
        ancestor = ancestor.getParent();
    }
    return (AttributeValueView) ancestor;
}

From source file:com.alkacon.acacia.client.ui.AttributeValueView.java

License:Open Source License

/**
 * Call when content changes.<p>/*w ww . java 2  s  .c o m*/
 */
protected void onResize() {

    Widget parent = getParent();
    while (parent != null) {
        if (parent instanceof I_DescendantResizeHandler) {
            ((I_DescendantResizeHandler) parent).onResizeDescendant();
            break;
        }
        parent = parent.getParent();
    }
}

From source file:com.alkacon.acacia.client.ValueFocusHandler.java

License:Open Source License

/**
 * @see com.google.gwt.event.dom.client.MouseOverHandler#onMouseOver(com.google.gwt.event.dom.client.MouseOverEvent)
 *//*from w  w  w  .j a  v  a 2  s  . co  m*/
public void onMouseOver(MouseOverEvent event) {

    if (!(event.getSource() instanceof AttributeValueView)) {
        AttributeValueView parentView = null;
        Widget source = ((Widget) event.getSource()).getParent();
        while (parentView == null) {
            if (source instanceof AttributeValueView) {
                parentView = (AttributeValueView) source;
            } else {
                source = source.getParent();
            }
        }
        if (m_currentButtonFocus != null) {
            if (m_currentButtonFocus.equals(parentView)) {
                return;
            } else if (!m_currentButtonFocus.equals(m_currentFocus)) {
                m_currentButtonFocus.toggleFocus(false);
            }
        }
        m_currentButtonFocus = parentView;
        m_currentButtonFocus.toggleFocus(true);
        return;
    }
}

From source file:com.alkacon.geranium.client.ui.Popup.java

License:Open Source License

/**
 * @see com.google.gwt.user.client.ui.SimplePanel#remove(com.google.gwt.user.client.ui.Widget)
 *///from   ww  w.ja  v a  2 s .c o m
@Override
public boolean remove(Widget w) {

    // Validate.
    if (w.getParent() != this) {
        return false;
    }
    // Orphan.
    try {
        orphan(w);
    } finally {
        // Physical detach.
        Element elem = w.getElement();
        DOM.removeChild(DOM.getParent(elem), elem);

        // Logical detach.
        getChildren().remove(w);
    }
    return true;
}

From source file:com.alkacon.geranium.client.ui.Popup.java

License:Open Source License

/**
 * Adjusts beforeIndex to account for the possibility that the given widget is
 * already a child of this panel./*from   ww w  .  j  av  a2 s .c o m*/
 * 
 * @param child the widget that might be an existing child
 * @param beforeIndex the index at which it will be added to this panel
 * @return the modified index
 */
protected int adjustIndex(Widget child, int beforeIndex) {

    checkIndexBoundsForInsertion(beforeIndex);

    // Check to see if this widget is already a direct child.
    if (child.getParent() == this) {
        // If the Widget's previous position was left of the desired new position
        // shift the desired position left to reflect the removal
        int idx = getWidgetIndex(child);
        if (idx < beforeIndex) {
            beforeIndex--;
        }
    }

    return beforeIndex;
}

From source file:com.allen_sauer.gwt.dnd.client.PickupDragController.java

License:Apache License

/**
 * Save the selected widgets' current location in case they much be restored due to a cancelled
 * drop./*from w ww  .j  a v a 2  s .  co m*/
 *
 * @see #restoreSelectedWidgetsLocation()
 */
protected void saveSelectedWidgetsLocationAndStyle() {
    savedWidgetInfoMap = new HashMap<Widget, SavedWidgetInfo>();
    for (Widget widget : context.selectedWidgets) {
        SavedWidgetInfo info = new SavedWidgetInfo();
        info.initialDraggableParent = widget.getParent();

        if (info.initialDraggableParent instanceof AbsolutePanel) {
            info.initialDraggableParentLocation = new WidgetLocation(widget, info.initialDraggableParent);
        } else if (info.initialDraggableParent instanceof InsertPanel) {
            info.initialDraggableIndex = ((InsertPanel) info.initialDraggableParent).getWidgetIndex(widget);
        } else if (info.initialDraggableParent instanceof SimplePanel) {
            // save nothing
        } else {
            throw new RuntimeException("Unable to handle 'initialDraggableParent instanceof "
                    + info.initialDraggableParent.getClass().getName() + "'; Please create your own "
                    + PickupDragController.class.getName()
                    + " and override saveSelectedWidgetsLocationAndStyle(), restoreSelectedWidgetsLocation() and restoreSelectedWidgetsStyle()");
        }

        info.initialDraggableMargin = DOM.getStyleAttribute(widget.getElement(), "margin");
        widget.getElement().getStyle().setProperty("margin", "0px");
        savedWidgetInfoMap.put(widget, info);
    }
}

From source file:com.allen_sauer.gwt.dnd.demo.client.example.duallist.ListBoxDragController.java

License:Apache License

@Override
public void toggleSelection(Widget draggable) {
    super.toggleSelection(draggable);
    MouseListBox currentMouseListBox = (MouseListBox) draggable.getParent().getParent();
    ArrayList<Widget> otherWidgets = new ArrayList<Widget>();
    for (Widget widget : context.selectedWidgets) {
        if (widget.getParent().getParent() != currentMouseListBox) {
            otherWidgets.add(widget);//from  w w  w  .  j a  v  a 2  s  .  co m
        }
    }
    for (Widget widget : otherWidgets) {
        super.toggleSelection(widget);
    }
}