Position InsertTextCommand::prepareForTextInsertion(const Position& pos)
{
// Prepare for text input by looking at the specified position.
// It may be necessary to insert a text node to receive characters.
// FIXME: What is the rootEditable() check about? Seems like it
// assumes that the content before (or after) pos.node() is editable
// (i.e. pos is at an editable/non-editable boundary). That seems
// like a bad assumption.
if (!pos.node()->isTextNode()) {
RefPtr<Node> textNode = document()->createEditingTextNode("");
// Now insert the node in the right place
if (pos.node()->rootEditableElement() != NULL) {
insertNodeAt(textNode.get(), pos.node(), pos.offset());
} else if (pos.node()->caretMinOffset() == pos.offset()) {
insertNodeBefore(textNode.get(), pos.node());
} else if (pos.node()->caretMaxOffset() == pos.offset()) {
insertNodeAfter(textNode.get(), pos.node());
} else
ASSERT_NOT_REACHED();
return Position(textNode.get(), 0);
}
if (isTabSpanTextNode(pos.node())) {
RefPtr<Node> textNode = document()->createEditingTextNode("");
insertNodeAtTabSpanPosition(textNode.get(), pos);
return Position(textNode.get(), 0);
}
return pos;
}
Position InsertTextCommand::positionInsideTextNode(const Position& p)
{
Position pos = p;
if (isTabSpanTextNode(pos.anchorNode())) {
RefPtrWillBeRawPtr<Node> textNode = document().createEditingTextNode("");
insertNodeAtTabSpanPosition(textNode.get(), pos);
return firstPositionInNode(textNode.get());
}
// Prepare for text input by looking at the specified position.
// It may be necessary to insert a text node to receive characters.
if (!pos.containerNode()->isTextNode()) {
RefPtrWillBeRawPtr<Node> textNode = document().createEditingTextNode("");
insertNodeAt(textNode.get(), pos);
return firstPositionInNode(textNode.get());
}
return pos;
}
Position InsertTextCommand::prepareForTextInsertion(const Position& p)
{
Position pos = p;
// Prepare for text input by looking at the specified position.
// It may be necessary to insert a text node to receive characters.
if (!pos.node()->isTextNode()) {
RefPtr<Node> textNode = document()->createEditingTextNode("");
insertNodeAt(textNode.get(), pos);
return Position(textNode.get(), 0);
}
if (isTabSpanTextNode(pos.node())) {
RefPtr<Node> textNode = document()->createEditingTextNode("");
insertNodeAtTabSpanPosition(textNode.get(), pos);
return Position(textNode.get(), 0);
}
return pos;
}
