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authornyamatongwe <unknown>2001-01-29 10:00:30 +0000
committernyamatongwe <unknown>2001-01-29 10:00:30 +0000
commite680417ff6ee0f18cfd4d522eb358073db73c40a (patch)
tree60742ae45ba764d54bc8b988401e6efb9458894f /src/CellBuffer.cxx
parente5da2afe2454033576cdee2a44f4b4a25ed21fe6 (diff)
downloadscintilla-mirror-e680417ff6ee0f18cfd4d522eb358073db73c40a.tar.gz
Fixed problem where BeginUndoAction and EndUndoAction were in wrong order.
Made both the effects of backspace and delete keys be coalesced together into undo actions.
Diffstat (limited to 'src/CellBuffer.cxx')
-rw-r--r--src/CellBuffer.cxx13
1 files changed, 9 insertions, 4 deletions
diff --git a/src/CellBuffer.cxx b/src/CellBuffer.cxx
index 85ecf7d44..690e84c94 100644
--- a/src/CellBuffer.cxx
+++ b/src/CellBuffer.cxx
@@ -450,10 +450,6 @@ void UndoHistory::AppendAction(actionType at, int position, char *data, int leng
currentAction++;
} else if (currentAction == savePoint) {
currentAction++;
- } else if ((at == removeAction) &&
- ((position + lengthData * 2) != actPrevious.position)) {
- // Removals must be at same position to coalesce
- currentAction++;
} else if ((at == insertAction) &&
(position != (actPrevious.position + actPrevious.lenData*2))) {
// Insertions must be immediately after to coalesce
@@ -461,6 +457,15 @@ void UndoHistory::AppendAction(actionType at, int position, char *data, int leng
} else if (!actions[currentAction].mayCoalesce) {
// Not allowed to coalesce if this set
currentAction++;
+ } else if ((at == removeAction) && (lengthData == 2)) {
+ if ((position + lengthData * 2) == actPrevious.position) {
+ ; // Backspace -> OK
+ } else if (position == actPrevious.position) {
+ ; // Delete -> OK
+ } else {
+ // Removals must be at same position to coalesce
+ currentAction++;
+ }
} else {
//Platform::DebugPrintf("action coalesced\n");
}