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fakevim: correctly retain current column when moving between lines

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This commit is contained in:
Martin Aumueller
2008-12-24 18:35:53 +01:00
committed by hjk
parent 69fbf9ddcd
commit 936f8885a8
1 changed files with 22 additions and 0 deletions
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22
src/plugins/fakevim/fakevimhandler.cpp
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@@ -181,6 +181,7 @@ private:
void scrollToLineInDocument(int line);
void moveToFirstNonBlankOnLine();
void moveToDesiredColumn();
void moveToNextWord(bool simple);
void moveToWordBoundary(bool simple, bool forward);
void handleFfTt(int key);
@@ -267,6 +268,7 @@ public:
// for restoring cursor position
int m_savedPosition;
int m_desiredColumn;
};
FakeVimHandler::Private::Private(FakeVimHandler *parent)
@@ -283,6 +285,7 @@ FakeVimHandler::Private::Private(FakeVimHandler *parent)
m_textedit = 0;
m_plaintextedit = 0;
m_visualMode = NoVisualMode;
m_desiredColumn = 0;
m_config[ConfigStartOfLine] = ConfigOn;
m_config[ConfigTabStop] = "8";
@@ -392,6 +395,7 @@ void FakeVimHandler::Private::finishMovement(const QString &dotCommand)
updateSelection();
updateMiniBuffer();
m_desiredColumn = leftDist();
}
void FakeVimHandler::Private::updateSelection()
@@ -610,8 +614,11 @@ bool FakeVimHandler::Private::handleCommandMode(int key, const QString &text)
m_tc.movePosition(StartOfLine, KeepAnchor);
finishMovement();
} else if (key == '$' || key == Key_End) {
int submode = m_submode;
m_tc.movePosition(EndOfLine, KeepAnchor);
finishMovement();
if (submode == NoSubMode)
m_desiredColumn = -1;
} else if (key == ',') {
// FIXME: use some other mechanism
m_mode = PassingMode;
@@ -697,13 +704,16 @@ bool FakeVimHandler::Private::handleCommandMode(int key, const QString &text)
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());
moveToDesiredColumn();
} else {
m_tc.movePosition(StartOfLine, MoveAnchor);
m_tc.movePosition(Down, KeepAnchor, count()+1);
}
finishMovement();
m_desiredColumn = savedColumn;
} else if (key == 'J') {
EditOperation op;
if (m_submode == NoSubMode) {
@@ -717,14 +727,17 @@ bool FakeVimHandler::Private::handleCommandMode(int key, const QString &text)
m_tc.movePosition(Left, MoveAnchor, 1);
}
} 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());
moveToDesiredColumn();
} else {
m_tc.movePosition(StartOfLine, MoveAnchor);
m_tc.movePosition(Down, MoveAnchor);
m_tc.movePosition(Up, KeepAnchor, count()+1);
}
finishMovement();
m_desiredColumn = savedColumn;
} else if (key == 'l' || key == Key_Right) {
m_tc.movePosition(Right, KeepAnchor, qMin(count(), rightDist()));
finishMovement();
@@ -1213,6 +1226,15 @@ void FakeVimHandler::Private::moveToFirstNonBlankOnLine()
}
}
void FakeVimHandler::Private::moveToDesiredColumn()
{
if (m_desiredColumn == -1 || m_tc.block().length() <= m_desiredColumn) {
m_tc.movePosition(EndOfLine, KeepAnchor);
} else {
m_tc.setPosition(m_tc.block().position() + m_desiredColumn, KeepAnchor);
}
}
static int charClass(QChar c, bool simple)
{
if (simple)