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moebius#190: HTML - table - editor (contenteditable) - post process node array to remove all descendants of replacement node

Browse source 
https://github.com/MoonchildProductions/moebius/issues/190
This commit is contained in:
janekptacijarabaci 2018-04-15 06:55:40 +02:00 • committed by Roy Tam
commit aa1df43166
3 changed files with 82 additions and 16 deletions
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31
editor/libeditor/HTMLEditorDataTransfer.cpp
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@ -2382,27 +2382,26 @@ HTMLEditor::ReplaceOrphanedStructure(
}
// If we found substructure, paste it instead of its descendants.
// Only replace with the substructure if all the nodes in the list are
// descendants.
bool shouldReplaceNodes = true;
for (uint32_t i = 0; i < aNodeArray.Length(); i++) {
// Postprocess list to remove any descendants of this node so that we don't
// insert them twice.
uint32_t removedCount = 0;
uint32_t originalLength = aNodeArray.Length();
for (uint32_t i = 0; i < originalLength; i++) {
uint32_t idx = aStartOrEnd == StartOrEnd::start ?
i : (aNodeArray.Length() - i - 1);
(i - removedCount) : (originalLength - i - 1);
OwningNonNull<nsINode> endpoint = aNodeArray[idx];
if (!EditorUtils::IsDescendantOf(endpoint, replaceNode)) {
shouldReplaceNodes = false;
break;
if (endpoint == replaceNode ||
EditorUtils::IsDescendantOf(endpoint, replaceNode)) {
aNodeArray.RemoveElementAt(idx);
removedCount++;
}
}
if (shouldReplaceNodes) {
// Now replace the removed nodes with the structural parent
aNodeArray.Clear();
if (aStartOrEnd == StartOrEnd::end) {
aNodeArray.AppendElement(*replaceNode);
} else {
aNodeArray.InsertElementAt(0, *replaceNode);
}
// Now replace the removed nodes with the structural parent
if (aStartOrEnd == StartOrEnd::end) {
aNodeArray.AppendElement(*replaceNode);
} else {
aNodeArray.InsertElementAt(0, *replaceNode);
}
}