/// <summary>
/// Removes visual marking for a shadow block given a rendered block.
/// </summary>
/// <param name="block">The block that should be unmarked as a shadow
/// block (must be rendered).</param>
public void unmarkShadowBlock(Blockly.BlockSvg block)
{
// Remove Blockly CSS for user-generated shadow blocks.
if (Blockly.Core.hasClass_(block.svgGroup_, "shadowBlock"))
{
Blockly.Core.removeClass_(block.svgGroup_, "shadowBlock");
}
}
/// <summary>
/// Visually marks a user-generated shadow block as a shadow block in the
/// workspace without making the block an actual shadow block (allowing it
/// to be moved and edited).
/// </summary>
/// <param name="block">The block that should be marked as a shadow
/// block (must be rendered).</param>
public void markShadowBlock(Blockly.BlockSvg block)
{
// Add Blockly CSS for user-generated shadow blocks.
Blockly.Core.addClass_(block.svgGroup_, "shadowBlock");
// If not a valid shadow block, add a warning message.
if (block.getSurroundParent() == null)
{
block.setWarningText("Shadow blocks must be nested inside" +
" other blocks to be displayed.");
}
if (FactoryUtils.hasVariableField(block))
{
block.setWarningText("Cannot make variable blocks shadow blocks.");
}
}
