@Override
public MemState clone() {
try {
MemState ret = (MemState) super.clone();
ret.contents = contents.clone();
ret.contents.addHexModelListener(ret);
return ret;
} catch (CloneNotSupportedException e) {
return null;
}
}
private void doClear() {
MemState s = factory.getState(instance, circState);
boolean isAllZero = s.getContents().isClear();
if (isAllZero) return;
int choice = JOptionPane.showConfirmDialog(frame,
_("ramConfirmClearMsg"),
_("ramConfirmClearTitle"),
JOptionPane.YES_NO_OPTION);
if (choice == JOptionPane.YES_OPTION) {
s.getContents().clear();
}
}
private void doSave() {
MemState s = factory.getState(instance, circState);
JFileChooser chooser = proj.createChooser();
File oldSelected = factory.getCurrentImage(instance);
if (oldSelected != null) chooser.setSelectedFile(oldSelected);
chooser.setDialogTitle(_("ramSaveDialogTitle"));
int choice = chooser.showSaveDialog(frame);
if (choice == JFileChooser.APPROVE_OPTION) {
File f = chooser.getSelectedFile();
try {
HexFile.save(f, s.getContents());
factory.setCurrentImage(instance, f);
} catch (IOException e) {
JOptionPane.showMessageDialog(frame, e.getMessage(),
_("ramSaveErrorTitle"), JOptionPane.ERROR_MESSAGE);
}
}
}
@Override
public void propagate(InstanceState state) {
MemState myState = getState(state);
BitWidth dataBits = state.getAttributeValue(DATA_ATTR);
Value addrValue = state.getPort(ADDR);
boolean chipSelect = state.getPort(CS) != Value.FALSE;
if (!chipSelect) {
myState.setCurrent(-1);
state.setPort(DATA, Value.createUnknown(dataBits), DELAY);
return;
}
int addr = addrValue.toIntValue();
if (!addrValue.isFullyDefined() || addr < 0)
return;
if (addr != myState.getCurrent()) {
myState.setCurrent(addr);
myState.scrollToShow(addr);
}
int val = myState.getContents().get(addr);
state.setPort(DATA, Value.createKnown(dataBits, val), DELAY);
}