public int countPreviousInstances(edu.cmu.cs.stage3.alice.core.Element parent, Object toCheck) {
if (parent == null) {
return 0;
}
edu.cmu.cs.stage3.alice.core.property.ListProperty list = null;
if (parent instanceof edu.cmu.cs.stage3.alice.core.question.userdefined.ForEach) {
list = ((edu.cmu.cs.stage3.alice.core.question.userdefined.ForEach) parent).list;
}
if (parent instanceof edu.cmu.cs.stage3.alice.core.response.ForEach) {
list = ((edu.cmu.cs.stage3.alice.core.response.ForEach) parent).list;
}
if (list != null && list.get() == toCheck) {
if (parent.getParent() != null
&& !(parent.getParent() instanceof edu.cmu.cs.stage3.alice.core.Sandbox)) {
return countPreviousInstances(parent.getParent(), toCheck) + 1;
} else {
return 1;
}
}
if (parent.getParent() != null
&& !(parent.getParent() instanceof edu.cmu.cs.stage3.alice.core.Sandbox)) {
return countPreviousInstances(parent.getParent(), toCheck);
} else {
return 0;
}
}
protected boolean isTopOccurrance(edu.cmu.cs.stage3.alice.core.Element parent, Object toCheck) {
if (parent == null) {
return true;
}
edu.cmu.cs.stage3.alice.core.property.ListProperty list = null;
if (parent instanceof edu.cmu.cs.stage3.alice.core.question.userdefined.ForEach) {
list = ((edu.cmu.cs.stage3.alice.core.question.userdefined.ForEach) parent).list;
}
if (parent instanceof edu.cmu.cs.stage3.alice.core.response.ForEach) {
list = ((edu.cmu.cs.stage3.alice.core.response.ForEach) parent).list;
}
if (list != null && list.get() == toCheck) {
return false;
}
return isTopOccurrance(parent.getParent(), toCheck);
}
public void dissolve() {
if (m_element.getParent() instanceof edu.cmu.cs.stage3.alice.core.response.CompositeResponse) {
authoringTool.getUndoRedoStack().startCompound();
edu.cmu.cs.stage3.alice.core.response.CompositeResponse parent =
(edu.cmu.cs.stage3.alice.core.response.CompositeResponse) m_element.getParent();
int index = parent.componentResponses.indexOf(m_element);
if (parent instanceof edu.cmu.cs.stage3.alice.core.response.IfElseInOrder) {
if (!parent.componentResponses.contains(m_element)) {
index =
((edu.cmu.cs.stage3.alice.core.response.IfElseInOrder) parent)
.elseComponentResponses.indexOf(m_element);
}
}
Object responses[] = m_components.getArrayValue();
for (int i = 0; i < responses.length; i++) {
if (responses[i] instanceof edu.cmu.cs.stage3.alice.core.Response) {
edu.cmu.cs.stage3.alice.core.Response currentResponse =
(edu.cmu.cs.stage3.alice.core.Response) responses[i];
currentResponse.removeFromParent();
currentResponse.setParent(parent);
parent.componentResponses.add(index + i, currentResponse);
}
}
m_element.removeFromParent();
authoringTool.getUndoRedoStack().stopCompound();
} else if (m_element.getParent()
instanceof edu.cmu.cs.stage3.alice.core.question.userdefined.Composite) {
authoringTool.getUndoRedoStack().startCompound();
edu.cmu.cs.stage3.alice.core.question.userdefined.Composite parent =
(edu.cmu.cs.stage3.alice.core.question.userdefined.Composite) m_element.getParent();
int index = parent.getIndexOfChild(m_element);
if (parent instanceof edu.cmu.cs.stage3.alice.core.question.userdefined.IfElse) {
if (!parent.components.contains(m_element)) {
index =
((edu.cmu.cs.stage3.alice.core.question.userdefined.IfElse) parent)
.elseComponents.indexOf(m_element);
}
}
Object questions[] = m_components.getArrayValue();
for (int i = 0; i < questions.length; i++) {
if (questions[i] instanceof edu.cmu.cs.stage3.alice.core.question.userdefined.Component) {
edu.cmu.cs.stage3.alice.core.question.userdefined.Component currentQuestion =
(edu.cmu.cs.stage3.alice.core.question.userdefined.Component) questions[i];
currentQuestion.removeFromParent();
currentQuestion.setParent(parent);
parent.components.add(index + i, currentQuestion);
}
}
m_element.removeFromParent();
authoringTool.getUndoRedoStack().stopCompound();
} else if (m_element.getParent()
instanceof edu.cmu.cs.stage3.alice.core.question.userdefined.UserDefinedQuestion) {
authoringTool.getUndoRedoStack().startCompound();
edu.cmu.cs.stage3.alice.core.question.userdefined.UserDefinedQuestion parent =
(edu.cmu.cs.stage3.alice.core.question.userdefined.UserDefinedQuestion)
m_element.getParent();
int index = parent.getIndexOfChild(m_element);
Object questions[] = m_components.getArrayValue();
for (int i = 0; i < questions.length; i++) {
if (questions[i] instanceof edu.cmu.cs.stage3.alice.core.question.userdefined.Component) {
edu.cmu.cs.stage3.alice.core.question.userdefined.Component currentQuestion =
(edu.cmu.cs.stage3.alice.core.question.userdefined.Component) questions[i];
currentQuestion.removeFromParent();
currentQuestion.setParent(parent);
parent.components.add(index + i, currentQuestion);
}
}
m_element.removeFromParent();
authoringTool.getUndoRedoStack().stopCompound();
}
}
