/**
* Modify this block to have the correct number of arguments.
* @private
* @this Blockly.Block
*/
private void updateShape_()
{
int i;
for (i = 0; i < this.arguments_.Length; i++)
{
var field = this.getField("ARGNAME" + i);
if (field != null)
{
// Ensure argument name is up to date.
// The argument name field is deterministic based on the mutation,
// no need to fire a change event.
Events.disable();
try {
field.setValue(this.arguments_[i]);
}
finally {
Events.enable();
}
}
else
{
// Add new input.
field = new FieldLabel(this.arguments_[i]);
var input = this.appendValueInput("ARG" + i)
.setAlign(Core.ALIGN_RIGHT)
.appendField(field, "ARGNAME" + i);
input.init();
}
}
// Remove deleted inputs.
while (this.getInput("ARG" + i) != null)
{
this.removeInput("ARG" + i);
i++;
}
// Add "with:" if there are parameters, remove otherwise.
var topRow = this.getInput("TOPROW");
if (topRow != null)
{
if (this.arguments_.Length != 0)
{
if (this.getField("WITH") == null)
{
topRow.appendField(Msg.PROCEDURES_CALL_BEFORE_PARAMS, "WITH");
topRow.init();
}
}
else
{
if (this.getField("WITH") != null)
{
topRow.removeField("WITH");
}
}
}
}
/// <summary>
/// Add an item to the end of the input's field row.
/// </summary>
/// <param name="field">Something to add as a field.</param>
/// <param name="opt_name">Language-neutral identifier which may used to find
/// this field again.Should be unique to the host block.</param>
/// <returns>The input being append to (to allow chaining).</returns>
public Input appendField(Union <string, Field> field_, string opt_name = null)
{
// Empty string, Null or undefined generates no field, unless field is named.
if (field_ == null && opt_name == null)
{
return(this);
}
Field field;
// Generate a FieldLabel when given a plain text field.
if (field_.Is <string>())
{
field = new FieldLabel(field_.As <string>());
}
else
{
field = field_.As <Field>();
}
field.setSourceBlock(this.sourceBlock_);
if (this.sourceBlock_.rendered)
{
field.init();
}
field.name = opt_name;
if (field.prefixField != null)
{
// Add any prefix.
this.appendField(field.prefixField);
}
// Add the field to the field row.
this.fieldRow.Push(field);
if (field.suffixField != null)
{
// Add any suffix.
this.appendField(field.suffixField);
}
if (this.sourceBlock_.rendered)
{
this.sourceBlock_.render();
// Adding a field will cause the block to change shape.
this.sourceBlock_.bumpNeighbours_();
}
return(this);
}