Toggles the visibility of hidden elements.<p>
430492
protected void toggleElementVisibility() {

        if (CmsDomUtil.hasClass(HIDE_ELEMENTS_CLASS, getGroupContainerWidget().getElement())) {
            getGroupContainerWidget().removeStyleName(HIDE_ELEMENTS_CLASS);
        } else {
            getGroupContainerWidget().addStyleName(HIDE_ELEMENTS_CLASS);
        }
        getGroupContainerWidget().refreshHighlighting();
    }
1335571
private void setPausable() {
		if (mPlayButton != null) {
			mPlayButton.setVisibility(View.GONE);
		}

		if (mPauseButton != null) {
			mPauseButton.setVisibility(View.VISIBLE);
		}
	}
663842
public void setSecondsVisible(boolean VISIBLE) { 
        if (null == secondsVisible) {
            _secondsVisible = VISIBLE;
            fireUpdateEvent(VISIBILITY_EVENT);
        } else {
            secondsVisible.set(VISIBLE);
        }
    }
439094
private void obtainBreadCrumbVisibility() {
        boolean hide = ThemeUtil.getBoolean(this, R.attr.hideBreadCrumb, false);
        hideBreadCrumb(hide);
    }
1072352
public void setClearVisible(boolean visible) {
        if (mClearButtonEnabled) {
            final Drawable d = (visible ? mTappableDrawable : null);
            final Drawable[] drawables = getCompoundDrawables();
            if (drawables != null) {
                setCompoundDrawables(drawables[0], drawables[1], d, drawables[3]);
            } else {
                Log.w(TAG, "No clear button is available.");
            }
        }
    }
876656
private void hideButtons() {
        if (areButtonsShowing) {
            buttonContainer.clearAnimation();
            buttonContainer.startAnimation(slideDown);
            buttonContainer.setVisibility(View.INVISIBLE);
            areButtonsShowing = false;
        }
    }
251725
public void showElement(CmsContainerPageElementPanel elementWidget) {

        int index = 0;
        for (index = 0; index < getGroupContainerWidget().getWidgetCount(); index++) {
            if (CmsDomUtil.hasClass(HIDDEN_ELEMENT_CLASS, getGroupContainerWidget().getWidget(index).getElement())) {
                break;
            }
        }
        getGroupContainerWidget().insert(elementWidget, index);
        elementWidget.getInheritanceInfo().setVisible(true);
        elementWidget.removeStyleName(HIDDEN_ELEMENT_CLASS);
        updateButtonVisibility(elementWidget);
        getGroupContainerWidget().refreshHighlighting();
        List<Element> elements = CmsDomUtil.getElementsByClass(
            HIDDEN_ELEMENT_OVERLAY_CLASS,
            Tag.div,
            elementWidget.getElement());
        for (Element element : elements) {
            element.removeFromParent();
        }
        if (CmsDomUtil.getElementsByClass(
            HIDDEN_ELEMENT_OVERLAY_CLASS,
            Tag.div,
            getGroupContainerWidget().getElement()).isEmpty()) {
            // if no other hidden elements present disable toggle button
            m_showElementsButton.disable(Messages.get().key(Messages.GUI_INHERITANCECONTAINER_NO_HIDDEN_ELEMENTS_0));
        }
        m_changedInheritanceInfo = true;
    }
379515
void hideHelpBubbles(boolean hide) {

        setShowEditorHelp(!hide);
        CmsValueFocusHandler.getInstance().hideHelpBubbles(RootPanel.get(), hide);
        if (!hide) {
            m_hideHelpBubblesButton.setTitle(Messages.get().key(Messages.GUI_TOOLBAR_HELP_BUBBLES_SHOWN_0));
        } else {
            m_hideHelpBubblesButton.setTitle(Messages.get().key(Messages.GUI_TOOLBAR_HELP_BUBBLES_HIDDEN_0));
        }
    }
797904
protected void setPreviewVisible(boolean visible) {

        if (visible) {
            addStyleName(I_CmsLayoutBundle.INSTANCE.locationPickerCss().hasPreview());
        } else {
            removeStyleName(I_CmsLayoutBundle.INSTANCE.locationPickerCss().hasPreview());
        }
    }
274198
public void setLedVisible(final boolean VISIBLE) {
        if (null == ledVisible) {
            _ledVisible = VISIBLE;
            fireUpdateEvent(VISIBILITY_EVENT);
        } else {
            ledVisible.set(VISIBLE);
        }
    }
959915
private void setButtonsVisibleForPreHC() {
        if (android.os.Build.VERSION.SDK_INT < Build.VERSION_CODES.HONEYCOMB) {
            ViewHelper.setAlpha(mMidContainer, 1.0f);
            ViewHelper.setAlpha(mLeftContainer, 1.0f);
            ViewHelper.setAlpha(mRightContainer, 1.0f);
        }
    }
1347096
public void setEditButtonsVisible(boolean visible) {

        if (visible) {
            m_editButtonVibility.setValue(
                org.opencms.ade.containerpage.client.ui.css.I_CmsLayoutBundle.INSTANCE.containerpageCss().editButtonsVisible());
        } else {
            m_editButtonVibility.setValue(null);
        }
    }
580078
public void setAdvancedVisible(boolean visible) {

        m_advancedLayout.setVisible(visible);
        m_advancedVisible = visible;
        m_toggleOptions.setCaption(
            visible
            ? CmsVaadinUtils.getMessageText(Messages.GUI_GIT_OPTIONS_HIDE_0)
            : CmsVaadinUtils.getMessageText(Messages.GUI_GIT_OPTIONS_SHOW_0));
    }
1078615
protected void setSizeVisible(boolean visible) {

        Style style = m_sizeLabel.getElement().getParentElement().getStyle();
        if (visible) {
            style.clearDisplay();
        } else {
            style.setDisplay(Display.NONE);
        }
    }
1343455
private void adaptContentContainerVisibility() {
        if (contentContainer != null) {
            if (isCustomViewUsed()) {
                contentContainer.setVisibility(View.VISIBLE);
                notifyOnAreaShown(Area.CONTENT);
            } else {
                contentContainer.setVisibility(View.GONE);
                notifyOnAreaHidden(Area.CONTENT);
            }
        }
    }
1251944
public void makeVisible() {
    CSSClass cls = new CSSClass(this, "unused");
    cls.setStatement(SVGConstants.CSS_FILL_PROPERTY, SVGConstants.CSS_GREEN_VALUE);
    cls.setStatement(SVGConstants.CSS_FILL_OPACITY_PROPERTY, "0.2");
    cls.setStatement(SVGConstants.CSS_CURSOR_PROPERTY, SVGConstants.CSS_POINTER_VALUE);
    SVGUtil.setAtt(element, SVGConstants.SVG_STYLE_ATTRIBUTE, cls.inlineCSS());
  }
631886
public void setHidden(final boolean hidden) {
        if (hidden)
            attrMixin.setAttribute(HIDDEN, Boolean.toString(true));
        else
            attrMixin.removeAttribute(HIDDEN);
    }