/**
* Notifies all the ComputerPartErrorEventListeners on an error that occured in the computer part
* by creating a ComputerPartErrorEvent (with the error message) and sending it using the
* computerPartErrorOccured method to all the listeners.
*/
public void notifyErrorListeners(String errorMessage) {
ComputerPartErrorEvent event = new ComputerPartErrorEvent(this, errorMessage);
for (int i = 0; i < errorListeners.size(); i++)
((ComputerPartErrorEventListener) errorListeners.elementAt(i))
.computerPartErrorOccured(event);
}
/** Clears all the ComputerPartErrorEventListeners from errors. */
public void clearErrorListeners() {
ComputerPartErrorEvent event = new ComputerPartErrorEvent(this, null);
for (int i = 0; i < errorListeners.size(); i++)
((ComputerPartErrorEventListener) errorListeners.elementAt(i))
.computerPartErrorOccured(event);
}
/**
* Notifies all the ProgramEventListeners on a change in the ROM's program by creating a
* ProgramEvent (with the new event type and program's file name) and sending it using the
* programChanged method to all the listeners.
*/
protected void notifyProgramListeners(byte eventType, String programFileName) {
ProgramEvent event = new ProgramEvent(this, eventType, programFileName);
for (int i = 0; i < listeners.size(); i++) {
((ProgramEventListener) listeners.elementAt(i)).programChanged(event);
}
}
/**
* Un-registers the given ComputerPartErrorEventListener from being a listener to this
* ComputerPart.
*/
public void removeErrorListener(ComputerPartErrorEventListener listener) {
errorListeners.removeElement(listener);
}
/** Registers the given ComputerPartErrorEventListener as a listener to this ComputerPart. */
public void addErrorListener(ComputerPartErrorEventListener listener) {
errorListeners.addElement(listener);
}
/** Un-registers the given ProgramEventListener from being a listener to this GUI. */
public void removeProgramListener(ProgramEventListener listener) {
listeners.remove(listener);
}
/** Highlights the value at the given index. */
public void highlight(int index) {
highlightIndex.addElement(new Integer(index));
repaint();
}
/** Registers the given ProgramEventListener as a listener to this GUI. */
public void addProgramListener(ProgramEventListener listener) {
listeners.add(listener);
}
/** Un-registers the given ErrorEventListener from being a listener to this GUI. */
public void removeErrorListener(ErrorEventListener listener) {
errorEventListeners.removeElement(listener);
}
/** Hides all highlightes. */
public void hideHighlight() {
highlightIndex.removeAllElements();
repaint();
}
/** Registers the given ErrorEventListener as a listener to this GUI. */
public void addErrorListener(ErrorEventListener listener) {
errorEventListeners.addElement(listener);
}
public void notifyListeners() {
ComputerPartEvent event = new ComputerPartEvent(this);
for (int i = 0; i < listeners.size(); i++) {
((ComputerPartEventListener) listeners.elementAt(i)).guiGainedFocus();
}
}
/**
* Notifies all the ComputerPartEventListeners on a change in the memory by creating a MemoryEvent
* (with the changed address and value) and sending it using the memoryChanged method to all the
* listeners.
*/
public void notifyListeners(int address, short value) {
ComputerPartEvent event = new ComputerPartEvent(this, address, value);
for (int i = 0; i < listeners.size(); i++) {
((ComputerPartEventListener) listeners.elementAt(i)).valueChanged(event);
}
}
/** Un-registers the given ComputerPartEventListener from being a listener to this GUI. */
public void removeListener(ComputerPartEventListener listener) {
listeners.removeElement(listener);
}
/** Registers the given ComputerPartEventListener as a listener to this GUI. */
public void addListener(ComputerPartEventListener listener) {
listeners.addElement(listener);
}
