Example usage for org.apache.wicket.markup.html.image ContextImage isVisible

Introduction

In this page you can find the example usage for org.apache.wicket.markup.html.image ContextImage isVisible.

Prototype

public boolean isVisible() 

Source Link

Document

Gets whether this component and any children are visible.

Usage

From source file:org.projectforge.web.tree.DefaultTreeTablePanel.java

License:Open Source License

private void replaceFolderImage(final AjaxRequestTarget target, final AbstractLink link,
        final TreeTableNode node, final StringBuffer prependJavascriptBuf) {
    ContextImage oldImage = (ContextImage) link.get("folderImage");
    if (oldImage == null || oldImage.isVisible() == false) {
        oldImage = (ContextImage) link.get("folderOpenImage");
    }/* w ww .  j  a  va  2s . c om*/
    final ContextImage currentImage = TreeIconsActionPanel.getCurrentFolderImage(getResponse(), link, node);
    if (oldImage != currentImage) {
        prependJavascriptBuf.append(WicketAjaxUtils.replaceChild(link.getMarkupId(), oldImage.getMarkupId(),
                "img", currentImage.getMarkupId()));
        target.add(currentImage);
    }
}

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