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fakevim: code cosmetics

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This commit is contained in:
hjk
2009-01-16 14:11:44 +01:00
parent b75fa636d8
commit 5dc72af097
1 changed files with 74 additions and 54 deletions
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128
src/plugins/fakevim/fakevimhandler.cpp
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@@ -191,7 +191,8 @@ private:
void scrollToLineInDocument(int line);
// helper functions for indenting
bool isElectricCharacter(QChar c) const { return (c == '{' || c == '}' || c == '#'); }
bool isElectricCharacter(QChar c) const
{ return (c == '{' || c == '}' || c == '#'); }
int indentDist() const;
void indentRegion(QTextBlock first, QTextBlock last, QChar typedChar=0);
void indentCurrentLine(QChar typedChar);
@@ -201,6 +202,25 @@ private:
void moveToNextWord(bool simple);
void moveToMatchingParanthesis();
void moveToWordBoundary(bool simple, bool forward);
// to reduce line noise
typedef QTextCursor::MoveOperation MoveOperation;
typedef QTextCursor::MoveMode MoveMode;
void moveToEndOfDocument(MoveMode m, int n = 1)
{ m_tc.movePosition(QTextCursor::End, m, n); }
void moveToStartOfLine(MoveMode m, int n = 1)
{ m_tc.movePosition(QTextCursor::StartOfLine, m, n); }
void moveToEndOfLine(MoveMode m, int n = 1)
{ m_tc.movePosition(QTextCursor::EndOfLine, m, n); }
void moveUp(MoveMode m, int n = 1)
{ m_tc.movePosition(QTextCursor::Up, m, n); }
void moveDown(MoveMode m, int n = 1)
{ m_tc.movePosition(QTextCursor::Down, m, n); }
void moveRight(MoveMode m, int n = 1)
{ m_tc.movePosition(QTextCursor::Right, m, n); }
void moveLeft(MoveMode m, int n = 1)
{ m_tc.movePosition(QTextCursor::Left, m, n); }
void handleFfTt(int key);
// helper function for handleCommand. return 1 based line index.
@@ -343,7 +363,7 @@ bool FakeVimHandler::Private::handleEvent(QKeyEvent *ev)
m_tc.setVisualNavigation(true);
if (m_fakeEnd)
m_tc.movePosition(Right, MoveAnchor, 1);
moveRight(MoveAnchor);
if ((ev->modifiers() & Qt::ControlModifier) != 0) {
key += 256;
@@ -358,7 +378,7 @@ bool FakeVimHandler::Private::handleEvent(QKeyEvent *ev)
m_fakeEnd = (atEol() && m_mode == CommandMode);
if (m_fakeEnd)
m_tc.movePosition(Left, MoveAnchor, 1);
moveLeft(MoveAnchor);
EDITOR(setTextCursor(m_tc));
EDITOR(ensureCursorVisible());
@@ -385,7 +405,7 @@ void FakeVimHandler::Private::finishMovement(const QString &dotCommand)
if (m_submode == FilterSubMode) {
int beginLine = lineForPosition(m_tc.anchor());
int endLine = lineForPosition(m_tc.position());
m_tc.setPosition(qMin(m_tc.anchor(), m_tc.position()), MoveAnchor);
m_tc.setPosition(qMin(m_tc.anchor(), m_tc.position()));
m_mode = ExMode;
m_commandBuffer = QString(".,+%1!").arg(qAbs(endLine - beginLine));
m_commandHistory.append(QString());
@@ -412,7 +432,7 @@ void FakeVimHandler::Private::finishMovement(const QString &dotCommand)
recordRemoveSelectedText();
m_submode = NoSubMode;
if (atEol())
m_tc.movePosition(Left, MoveAnchor, 1);
moveLeft(MoveAnchor);
} else if (m_submode == YankSubMode) {
m_registers[m_register] = m_tc.selectedText();
m_tc.setPosition(m_savedPosition);
@@ -574,23 +594,23 @@ bool FakeVimHandler::Private::handleCommandMode(int key, int unmodified,
m_register = key;
m_submode = NoSubMode;
} else if (m_submode == ChangeSubMode && key == 'c') {
m_tc.movePosition(StartOfLine, MoveAnchor);
m_tc.movePosition(Down, KeepAnchor, count());
moveToStartOfLine(MoveAnchor);
moveDown(KeepAnchor, count());
m_registers[m_register] = m_tc.selectedText();
finishMovement("c");
} else if (m_submode == DeleteSubMode && key == 'd') {
m_tc.movePosition(StartOfLine, MoveAnchor);
m_tc.movePosition(Down, KeepAnchor, count());
moveToStartOfLine(MoveAnchor);
moveDown(KeepAnchor, count());
m_registers[m_register] = m_tc.selectedText();
finishMovement("d");
} else if (m_submode == YankSubMode && key == 'y') {
m_tc.movePosition(StartOfLine, MoveAnchor);
m_tc.movePosition(Down, KeepAnchor, count());
moveToStartOfLine(MoveAnchor);
moveDown(KeepAnchor, count());
m_registers[m_register] = m_tc.selectedText();
finishMovement();
} else if (m_submode == ReplaceSubMode) {
if (atEol())
m_tc.movePosition(Left, KeepAnchor, 1);
moveLeft(KeepAnchor);
else
m_tc.deleteChar();
m_tc.insertText(text);
@@ -659,8 +679,8 @@ bool FakeVimHandler::Private::handleCommandMode(int key, int unmodified,
} else if (key == '\'') {
m_subsubmode = TickSubSubMode;
} else if (key == '|') {
m_tc.movePosition(StartOfLine, KeepAnchor);
m_tc.movePosition(Right, KeepAnchor, qMin(count(), rightDist()) - 1);
moveToStartOfLine(KeepAnchor);
moveRight(KeepAnchor, qMin(count(), rightDist()) - 1);
finishMovement();
} else if (key == '!' && m_visualMode == NoVisualMode) {
m_submode = FilterSubMode;
@@ -673,8 +693,8 @@ bool FakeVimHandler::Private::handleCommandMode(int key, int unmodified,
} else if (key == '"') {
m_submode = RegisterSubMode;
} else if (unmodified == Key_Return) {
m_tc.movePosition(StartOfLine);
m_tc.movePosition(Down);
moveToStartOfLine(MoveAnchor);
moveDown(MoveAnchor);
moveToFirstNonBlankOnLine();
finishMovement();
} else if (key == Key_Home) {
@@ -682,7 +702,7 @@ bool FakeVimHandler::Private::handleCommandMode(int key, int unmodified,
finishMovement();
} else if (key == '$' || key == Key_End) {
int submode = m_submode;
m_tc.movePosition(EndOfLine, KeepAnchor);
moveToEndOfLine(KeepAnchor);
finishMovement();
if (submode == NoSubMode)
m_desiredColumn = -1;
@@ -707,7 +727,7 @@ bool FakeVimHandler::Private::handleCommandMode(int key, int unmodified,
updateMiniBuffer();
} else if (key == 'A') {
m_mode = InsertMode;
m_tc.movePosition(EndOfLine, MoveAnchor);
moveToEndOfLine(MoveAnchor);
m_lastInsertion.clear();
} else if (key == 'b') {
moveToWordBoundary(false, false);
@@ -719,11 +739,11 @@ bool FakeVimHandler::Private::handleCommandMode(int key, int unmodified,
m_submode = ChangeSubMode;
} else if (key == 'C') {
m_submode = ChangeSubMode;
m_tc.movePosition(EndOfLine, KeepAnchor);
moveToEndOfLine(KeepAnchor);
finishMovement();
} else if (key == 'd' && m_visualMode == NoVisualMode) {
if (atEol())
m_tc.movePosition(Left, MoveAnchor, 1);
moveLeft(MoveAnchor);
m_opcount = m_mvcount;
m_mvcount.clear();
m_submode = DeleteSubMode;
@@ -735,8 +755,8 @@ bool FakeVimHandler::Private::handleCommandMode(int key, int unmodified,
recordRemoveSelectedText();
} else if (key == 'D') {
m_submode = DeleteSubMode;
m_tc.movePosition(Down, KeepAnchor, qMax(count() - 1, 0));
m_tc.movePosition(Right, KeepAnchor, rightDist());
moveDown(KeepAnchor, qMax(count() - 1, 0));
moveRight(KeepAnchor, rightDist());
finishMovement();
} else if (key == 'e') {
moveToWordBoundary(false, true);
@@ -759,33 +779,33 @@ bool FakeVimHandler::Private::handleCommandMode(int key, int unmodified,
int n = qMin(count(), leftDist());
if (m_fakeEnd && m_tc.block().length() > 1)
++n;
m_tc.movePosition(Left, KeepAnchor, n);
moveLeft(KeepAnchor, n);
finishMovement();
} else if (key == 'H') {
m_tc = EDITOR(cursorForPosition(QPoint(0, 0)));
m_tc.movePosition(Down, KeepAnchor, qMax(count() - 1, 0));
moveDown(KeepAnchor, qMax(count() - 1, 0));
moveToFirstNonBlankOnLine();
finishMovement();
} else if (key == 'i') {
enterInsertMode();
updateMiniBuffer();
if (atEol())
m_tc.movePosition(Left, MoveAnchor, 1);
moveLeft(MoveAnchor);
} else if (key == 'I') {
enterInsertMode();
if (m_gflag)
m_tc.movePosition(StartOfLine, KeepAnchor);
moveToStartOfLine(KeepAnchor);
else
moveToFirstNonBlankOnLine();
} else if (key == 'j' || key == Key_Down) {
int savedColumn = m_desiredColumn;
if (m_submode == NoSubMode || m_submode == ZSubMode
|| m_submode == RegisterSubMode) {
m_tc.movePosition(Down, KeepAnchor, count());
moveDown(KeepAnchor, count());
moveToDesiredColumn();
} else {
m_tc.movePosition(StartOfLine, MoveAnchor);
m_tc.movePosition(Down, KeepAnchor, count() + 1);
moveToStartOfLine(MoveAnchor);
moveDown(KeepAnchor, count() + 1);
}
finishMovement();
m_desiredColumn = savedColumn;
@@ -793,33 +813,33 @@ bool FakeVimHandler::Private::handleCommandMode(int key, int unmodified,
recordBeginGroup();
if (m_submode == NoSubMode) {
for (int i = qMax(count(), 2) - 1; --i >= 0; ) {
m_tc.movePosition(EndOfLine);
moveToEndOfLine(MoveAnchor);
recordRemoveNextChar();
if (!m_gflag)
recordInsertText(" ");
}
if (!m_gflag)
m_tc.movePosition(Left, MoveAnchor, 1);
moveLeft(MoveAnchor, 1);
}
recordEndGroup();
} else if (key == 'k' || key == Key_Up) {
int savedColumn = m_desiredColumn;
if (m_submode == NoSubMode || m_submode == ZSubMode || m_submode == RegisterSubMode) {
m_tc.movePosition(Up, KeepAnchor, count());
moveUp(KeepAnchor, count());
moveToDesiredColumn();
} else {
m_tc.movePosition(StartOfLine, MoveAnchor);
m_tc.movePosition(Down, MoveAnchor);
m_tc.movePosition(Up, KeepAnchor, count()+1);
moveToStartOfLine(MoveAnchor);
moveDown(MoveAnchor);
moveUp(KeepAnchor, count() + 1);
}
finishMovement();
m_desiredColumn = savedColumn;
} else if (key == 'l' || key == Key_Right) {
m_tc.movePosition(Right, KeepAnchor, qMin(count(), rightDist()));
moveRight(KeepAnchor, qMin(count(), rightDist()));
finishMovement();
} else if (key == 'L') {
m_tc = EDITOR(cursorForPosition(QPoint(0, EDITOR(height()))));
m_tc.movePosition(Up, KeepAnchor, qMax(count(), 1));
moveUp(KeepAnchor, qMax(count(), 1));
moveToFirstNonBlankOnLine();
finishMovement();
} else if (key == 'm') {
@@ -836,12 +856,12 @@ bool FakeVimHandler::Private::handleCommandMode(int key, int unmodified,
enterInsertMode();
moveToFirstNonBlankOnLine();
int numSpaces = leftDist();
m_tc.movePosition(Up, MoveAnchor, 1);
moveUp(MoveAnchor, 1);
if (key == 'o')
m_tc.movePosition(Down, MoveAnchor, 1);
m_tc.movePosition(EndOfLine, MoveAnchor);
moveToEndOfLine(MoveAnchor);
m_tc.insertText("\n");
m_tc.movePosition(StartOfLine, MoveAnchor);
moveToStartOfLine(MoveAnchor);
if (m_config[ConfigAutoIndent] == ConfigOn)
m_tc.insertText(QString(indentDist(), ' '));
else
@@ -897,24 +917,24 @@ bool FakeVimHandler::Private::handleCommandMode(int key, int unmodified,
finishMovement("W");
} else if (key == 'x') { // = "dl"
if (atEol())
m_tc.movePosition(Left, MoveAnchor, 1);
moveLeft(MoveAnchor);
m_submode = DeleteSubMode;
m_tc.movePosition(Right, KeepAnchor, qMin(count(), rightDist()));
moveRight(KeepAnchor, qMin(count(), rightDist()));
finishMovement("l");
} else if (key == 'X') {
if (leftDist() > 0) {
m_tc.movePosition(Left, KeepAnchor, qMin(count(), leftDist()));
moveLeft(KeepAnchor, qMin(count(), leftDist()));
m_tc.deleteChar();
}
finishMovement();
} else if (key == 'y') {
if (atEol())
m_tc.movePosition(Left, MoveAnchor, 1);
moveLeft(MoveAnchor);
m_submode = YankSubMode;
} else if (key == 'z') {
m_submode = ZSubMode;
} else if (key == '~' && !atEol()) {
m_tc.movePosition(Right, KeepAnchor, qMin(count(), rightDist()));
moveRight(KeepAnchor, qMin(count(), rightDist()));
QString str = m_tc.selectedText();
for (int i = str.size(); --i >= 0; ) {
QChar c = str.at(i);
@@ -923,10 +943,10 @@ bool FakeVimHandler::Private::handleCommandMode(int key, int unmodified,
m_tc.deleteChar();
m_tc.insertText(str);
} else if (key == Key_PageDown || key == control('f')) {
m_tc.movePosition(Down, KeepAnchor, count() * (linesOnScreen() - 2));
moveDown(KeepAnchor, count() * (linesOnScreen() - 2));
finishMovement();
} else if (key == Key_PageUp || key == control('b')) {
m_tc.movePosition(Up, KeepAnchor, count() * (linesOnScreen() - 2));
moveUp(KeepAnchor, count() * (linesOnScreen() - 2));
finishMovement();
} else if (key == Key_Backspace || key == control('h')) {
m_tc.deletePreviousChar();
@@ -955,21 +975,21 @@ bool FakeVimHandler::Private::handleInsertMode(int key, int, const QString &text
data += m_lastInsertion;
}
recordInsert(m_tc.position() - m_lastInsertion.size(), data);
m_tc.movePosition(Left, MoveAnchor, qMin(1, leftDist()));
moveLeft(MoveAnchor, qMin(1, leftDist()));
enterCommandMode();
} else if (key == Key_Left) {
m_tc.movePosition(Left, MoveAnchor, 1);
moveLeft(MoveAnchor, count());
m_lastInsertion.clear();
} else if (key == Key_Down) {
m_submode = NoSubMode;
m_tc.movePosition(Down, MoveAnchor, 1);
moveDown(MoveAnchor, count());
m_lastInsertion.clear();
} else if (key == Key_Up) {
m_submode = NoSubMode;
m_tc.movePosition(Up, MoveAnchor, 1);
moveUp(MoveAnchor, count());
m_lastInsertion.clear();
} else if (key == Key_Right) {
m_tc.movePosition(Right, MoveAnchor, 1);
moveRight(MoveAnchor, count());
m_lastInsertion.clear();
} else if (key == Key_Return) {
m_submode = NoSubMode;
@@ -983,10 +1003,10 @@ bool FakeVimHandler::Private::handleInsertMode(int key, int, const QString &text
m_tc.deleteChar();
m_lastInsertion.clear();
} else if (key == Key_PageDown || key == control('f')) {
m_tc.movePosition(Down, KeepAnchor, count() * (linesOnScreen() - 2));
moveDown(KeepAnchor, count() * (linesOnScreen() - 2));
m_lastInsertion.clear();
} else if (key == Key_PageUp || key == control('b')) {
m_tc.movePosition(Up, KeepAnchor, count() * (linesOnScreen() - 2));
moveUp(KeepAnchor, count() * (linesOnScreen() - 2));
m_lastInsertion.clear();
} else if (key == Key_Tab && m_config[ConfigExpandTab] == ConfigOn) {
QString str = QString(m_config[ConfigTabStop].toInt(), ' ');