/// <summary>
/// Unhide this connection, as well as all down-stream connections on any block
/// attached to this connection. This happens when a block is expanded.
/// Also unhides down-stream comments.
/// </summary>
/// <returns>List of blocks to render.</returns>
public Block[] unhideAll()
{
this.setHidden(false);
// All blocks that need unhiding must be unhidden before any rendering takes
// place, since rendering requires knowing the dimensions of lower blocks.
// Also, since rendering a block renders all its parents, we only need to
// render the leaf nodes.
var renderList = new JsArray <Block>();
if (this.type != Core.INPUT_VALUE && this.type != Core.NEXT_STATEMENT)
{
// Only spider down.
return(renderList);
}
var block = this.targetBlock();
if (block != null)
{
JsArray <RenderedConnection> connections;
if (block.isCollapsed())
{
// This block should only be partially revealed since it is collapsed.
connections = new JsArray <RenderedConnection>();
if (block.outputConnection != null)
{
connections.Push(block.outputConnection);
}
if (block.nextConnection != null)
{
connections.Push(block.nextConnection);
}
if (block.previousConnection != null)
{
connections.Push(block.previousConnection);
}
}
else
{
// Show all connections of this block.
connections = block.getConnections_(true);
}
for (var i = 0; i < connections.Length; i++)
{
renderList.PushRange(connections[i].unhideAll());
}
if (renderList.Length == 0)
{
// Leaf block.
renderList[0] = block;
}
}
return(renderList);
}
/// <summary>
/// Returns all CSS class names applicable to the given control, based on its
/// state. The return value is an array of strings containing
/// <ol>
/// <li>the renderer-specific CSS class returned by {@link #getCssClass},
/// followed by
/// <li>the structural CSS class returned by {@link getStructuralCssClass} (if
/// different from the renderer-specific CSS class), followed by
/// <li>any state-specific classes returned by {@link #getClassNamesForState},
/// followed by
/// <li>any extra classes returned by the control's {@code getExtraClassNames}
/// method and
/// <li>for IE6 and lower, additional combined classes from
/// {@link getAppliedCombinedClassNames_}.
/// </ol>
/// Since all controls have at least one renderer-specific CSS class name, this
/// method is guaranteed to return an array of at least one element.
/// </summary>
/// <param name="control">Control whose CSS classes are to be
/// returned.</param>
/// <returns>Array of CSS class names applicable to the control.</returns>
protected JsArray <string> getClassNames(Control control)
{
var cssClass = this.getCssClass();
// Start with the renderer-specific class name.
var classNames = new JsArray <string> {
cssClass
};
// Add structural class name, if different.
var structuralCssClass = this.getStructuralCssClass();
if (structuralCssClass != cssClass)
{
classNames.Push(structuralCssClass);
}
// Add state-specific class names, if any.
var classNamesForState = this.getClassNamesForState(control.getState());
classNames.PushRange(classNamesForState);
// Add extra class names, if any.
var extraClassNames = control.getExtraClassNames();
if (extraClassNames != null)
{
classNames.PushRange(extraClassNames);
}
// Add composite classes for IE6 support
if (goog.userAgent.IE && !goog.userAgent.isVersionOrHigher("7"))
{
classNames.PushRange(
this.getAppliedCombinedClassNames_(classNames));
}
return(classNames);
}