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added Move Line Up and Move Line Down actions. Can be extended to

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support statements later.
This commit is contained in:
mae
2008-12-10 18:01:33 +01:00
parent e665fc822e
commit 8580234ec8
5 changed files with 88 additions and 1 deletions
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64
src/plugins/texteditor/basetexteditor.cpp
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@@ -684,6 +684,64 @@ void BaseTextEditor::selectBlockDown()
_q_matchParentheses();
}
void BaseTextEditor::moveLineUp()
{
moveLineUpDown(true);
}
void BaseTextEditor::moveLineDown()
{
moveLineUpDown(false);
}
void BaseTextEditor::moveLineUpDown(bool up)
{
QTextCursor cursor = textCursor();
QTextCursor move = cursor;
move.beginEditBlock();
bool hasSelection = cursor.hasSelection();
if (cursor.hasSelection()) {
move.setPosition(cursor.selectionStart());
move.movePosition(QTextCursor::StartOfBlock);
move.setPosition(cursor.selectionEnd(), QTextCursor::KeepAnchor);
move.movePosition(QTextCursor::EndOfBlock, QTextCursor::KeepAnchor);
} else {
move.movePosition(QTextCursor::StartOfBlock);
move.movePosition(QTextCursor::EndOfBlock, QTextCursor::KeepAnchor);
}
QString text = move.selectedText();
move.movePosition(QTextCursor::Right, QTextCursor::KeepAnchor);
move.removeSelectedText();
if (up) {
move.movePosition(QTextCursor::PreviousBlock);
move.insertBlock();
move.movePosition(QTextCursor::Left);
} else {
move.movePosition(QTextCursor::EndOfBlock);
if (move.atBlockStart()) { // empty block
move.movePosition(QTextCursor::NextBlock);
move.insertBlock();
move.movePosition(QTextCursor::Left);
} else {
move.insertBlock();
}
}
int start = move.position();
move.clearSelection();
move.insertText(text);
int end = move.position();
move.endEditBlock();
if (hasSelection) {
move.setPosition(start);
move.setPosition(end, QTextCursor::KeepAnchor);
}
setTextCursor(move);
}
void BaseTextEditor::cleanWhitespace()
{
@@ -740,9 +798,13 @@ void BaseTextEditor::keyPressEvent(QKeyEvent *e)
QTextCursor cursor = textCursor();
if (d->m_inBlockSelectionMode)
cursor.clearSelection();
cursor.insertBlock();
if (d->m_document->tabSettings().m_autoIndent) {
cursor.beginEditBlock();
cursor.insertBlock();
indent(document(), cursor, QChar::Null);
cursor.endEditBlock();
} else {
cursor.insertBlock();
}
e->accept();
setTextCursor(cursor);