public void endCompoundEdit() {
if (compoundEditCount == 0) {
Log.log(Log.WARNING, this, new Exception("Unbalanced begin/endCompoundEdit()"));
return;
} else if (compoundEditCount == 1) {
if (compoundEdit.first == null) ;
else if (compoundEdit.first == compoundEdit.last) addEdit(compoundEdit.first);
else addEdit(compoundEdit);
compoundEdit = null;
}
compoundEditCount--;
}
public void contentInserted(int offset, int length, String text, boolean clearDirty) {
Edit last = getLastEdit();
Edit toMerge = getMergeEdit();
if (!clearDirty && toMerge instanceof Insert && redosFirst == null) {
Insert ins = (Insert) toMerge;
if (ins.offset == offset) {
ins.str = text.concat(ins.str);
ins.length += length;
return;
} else if (ins.offset + ins.length == offset) {
ins.str = ins.str.concat(text);
ins.length += length;
return;
}
}
Insert ins = new Insert(this, offset, length, text);
if (clearDirty) {
redoClearDirty = last;
undoClearDirty = ins;
}
if (compoundEdit != null) compoundEdit.add(ins);
else {
reviseUndoId();
addEdit(ins);
}
}
public void contentRemoved(int offset, int length, String text, boolean clearDirty) {
Edit last = getLastEdit();
Edit toMerge = getMergeEdit();
if (!clearDirty && toMerge instanceof Remove && redosFirst == null) {
Remove rem = (Remove) toMerge;
if (rem.offset == offset) {
rem.content.str = rem.content.str.concat(text);
rem.content.hashcode = rem.content.str.hashCode();
rem.length += length;
KillRing.getInstance().changed(rem.content);
return;
} else if (offset + length == rem.offset) {
rem.content.str = text.concat(rem.content.str);
rem.content.hashcode = rem.content.str.hashCode();
rem.length += length;
rem.offset = offset;
KillRing.getInstance().changed(rem.content);
return;
}
}
Remove rem = new Remove(this, offset, length, text);
if (clearDirty) {
redoClearDirty = last;
undoClearDirty = rem;
}
if (compoundEdit != null) compoundEdit.add(rem);
else {
reviseUndoId();
addEdit(rem);
}
KillRing.getInstance().add(rem.content);
}
// {{{ contentRemoved() method
public void contentRemoved(int offset, int length, String text, boolean clearDirty) {
Edit toMerge = getMergeEdit();
if (!clearDirty && toMerge instanceof Remove && redosFirst == null) {
Remove rem = (Remove) toMerge;
if (rem.offset == offset) {
String newStr = rem.str.concat(text);
KillRing.getInstance().changed(rem.str, newStr);
rem.str = newStr;
return;
} else if (offset + length == rem.offset) {
String newStr = text.concat(rem.str);
KillRing.getInstance().changed(rem.str, newStr);
rem.offset = offset;
rem.str = newStr;
return;
}
}
// use String.intern() here as new Strings are created in
// JEditBuffer.remove() via undoMgr.contentRemoved(... getText() ...);
Remove rem = new Remove(offset, text.intern());
if (clearDirty) {
redoClearDirty = getLastEdit();
undoClearDirty = rem;
}
if (compoundEdit != null) compoundEdit.add(this, rem);
else {
reviseUndoId();
addEdit(rem);
}
KillRing.getInstance().add(rem.str);
} // }}}
