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some visual feedback for visual line mode

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This commit is contained in:
hjk
2009-01-06 11:52:05 +01:00
parent 2d7c5de370
commit 8c23bb3cf7
1 changed files with 78 additions and 22 deletions
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100
src/plugins/fakevim/handler.cpp
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@@ -99,6 +99,14 @@ enum SubSubMode
TickSubSubMode // used for '
};
enum VisualMode
{
NoVisualMode,
VisualCharMode,
VisualLineMode,
VisualBlockMode,
};
static const QString ConfigStartOfLine = "startofline";
static const QString ConfigOn = "on";
@@ -128,7 +136,9 @@ public:
Private(FakeVimHandler *parent);
bool eventFilter(QObject *ob, QEvent *ev);
void handleExCommand(const QString &cmd);
private:
static int shift(int key) { return key + 32; }
static int control(int key) { return key + 256; }
@@ -140,6 +150,7 @@ public:
void handleExMode(int key, const QString &text);
void finishMovement(const QString &text = QString());
void updateMiniBuffer();
void updateSelection();
void search(const QString &needle, bool forward);
void showMessage(const QString &msg);
@@ -167,20 +178,22 @@ public:
void moveToNextWord(bool simple);
void moveToWordBoundary(bool simple, bool forward);
void handleFfTt(int key);
void handleExCommand(const QString &cmd);
// helper function for handleCommand. return 1 based line index.
int readLineCode(QString &cmd);
QTextCursor selectRange(int beginLine, int endLine);
public:
QTextEdit *m_textedit;
QPlainTextEdit *m_plaintextedit;
private:
FakeVimHandler *q;
Mode m_mode;
SubMode m_submode;
SubSubMode m_subsubmode;
int m_subsubdata;
QString m_input;
QTextEdit *m_textedit;
QPlainTextEdit *m_plaintextedit;
QTextCursor m_tc;
QHash<int, QString> m_registers;
int m_register;
@@ -225,9 +238,9 @@ public:
int m_commandHistoryIndex;
// visual line mode
void enterVisualLineMode();
void leaveVisualLineMode();
bool m_visualLineMode;
void enterVisualMode(VisualMode visualMode);
void leaveVisualMode();
VisualMode m_visualMode;
// marks as lines
QHash<int, int> m_marks;
@@ -250,7 +263,7 @@ FakeVimHandler::Private::Private(FakeVimHandler *parent)
m_gflag = false;
m_textedit = 0;
m_plaintextedit = 0;
m_visualLineMode = false;
m_visualMode = NoVisualMode;
m_config[ConfigStartOfLine] = ConfigOn;
}
@@ -328,17 +341,56 @@ void FakeVimHandler::Private::finishMovement(const QString &dotCommand)
m_gflag = false;
m_register = '"';
m_tc.clearSelection();
updateSelection();
updateMiniBuffer();
}
void FakeVimHandler::Private::updateSelection()
{
QList<QTextEdit::ExtraSelection> selections;
if (m_visualMode != NoVisualMode) {
QTextEdit::ExtraSelection sel;
sel.cursor = m_tc;
sel.format = m_tc.blockCharFormat();
sel.format.setFontWeight(QFont::Bold);
sel.format.setFontUnderline(true);
int pos = m_tc.position();
int anchor = m_marks['<'];
//qDebug() << "POS: " << pos << " ANCHOR: " << anchor;
if (m_visualMode == VisualCharMode) {
sel.cursor.setPosition(anchor, KeepAnchor);
selections.append(sel);
} else if (m_visualMode == VisualLineMode) {
sel.cursor.setPosition(qMin(pos, anchor), MoveAnchor);
sel.cursor.movePosition(StartOfLine, MoveAnchor);
sel.cursor.setPosition(qMax(pos, anchor), KeepAnchor);
sel.cursor.movePosition(EndOfLine, KeepAnchor);
selections.append(sel);
} else if (m_visualMode == VisualBlockMode) {
// FIXME: This shows lines right now...
sel.cursor.setPosition(qMin(pos, anchor), MoveAnchor);
sel.cursor.movePosition(StartOfLine, MoveAnchor);
sel.cursor.setPosition(qMax(pos, anchor), KeepAnchor);
sel.cursor.movePosition(EndOfLine, KeepAnchor);
selections.append(sel);
}
}
EDITOR(setExtraSelections(selections));
}
void FakeVimHandler::Private::updateMiniBuffer()
{
QString msg;
if (!m_currentMessage.isEmpty()) {
msg = m_currentMessage;
m_currentMessage.clear();
} else if (m_visualLineMode) {
} else if (m_visualMode == VisualCharMode) {
msg = "-- VISUAL --";
} else if (m_visualMode == VisualLineMode) {
msg = "-- VISUAL LINE --";
} else if (m_visualMode == VisualBlockMode) {
msg = "-- VISUAL BLOCK --";
} else if (m_mode == InsertMode) {
msg = "-- INSERT --";
} else {
@@ -488,18 +540,18 @@ void FakeVimHandler::Private::handleCommandMode(int key, const QString &text)
m_submode = ChangeSubMode;
m_tc.movePosition(EndOfLine, KeepAnchor);
finishMovement();
} else if (key == 'd' && m_visualLineMode) {
leaveVisualLineMode();
int beginLine = lineForPosition(m_marks['<']);
int endLine = lineForPosition(m_marks['>']);
m_tc = selectRange(beginLine, endLine);
m_tc.removeSelectedText();
} else if (key == 'd') {
} else if (key == 'd' && m_visualMode == NoVisualMode) {
if (atEol())
m_tc.movePosition(Left, MoveAnchor, 1);
m_opcount = m_mvcount;
m_mvcount.clear();
m_submode = DeleteSubMode;
} else if (key == 'd') {
leaveVisualMode();
int beginLine = lineForPosition(m_marks['<']);
int endLine = lineForPosition(m_marks['>']);
m_tc = selectRange(beginLine, endLine);
m_tc.removeSelectedText();
} else if (key == 'D') {
m_submode = DeleteSubMode;
m_tc.movePosition(Down, KeepAnchor, qMax(count() - 1, 0));
@@ -615,8 +667,12 @@ void FakeVimHandler::Private::handleCommandMode(int key, const QString &text)
m_subsubdata = key;
} else if (key == 'u') {
undo();
} else if (key == 'v') {
enterVisualMode(VisualCharMode);
} else if (key == 'V') {
enterVisualLineMode();
enterVisualMode(VisualLineMode);
} else if (key == control('v')) {
enterVisualMode(VisualBlockMode);
} else if (key == 'w') {
moveToNextWord(false);
finishMovement("w");
@@ -657,8 +713,8 @@ void FakeVimHandler::Private::handleCommandMode(int key, const QString &text)
} else if (key == Key_Delete) {
m_tc.deleteChar();
} else if (key == Key_Escape) {
if (m_visualLineMode)
leaveVisualLineMode();
if (m_visualMode != NoVisualMode)
leaveVisualMode();
} else {
qDebug() << "Ignored" << key << text;
}
@@ -1135,16 +1191,16 @@ int FakeVimHandler::Private::lineForPosition(int pos) const
return tc.block().blockNumber() + 1;
}
void FakeVimHandler::Private::enterVisualLineMode()
void FakeVimHandler::Private::enterVisualMode(VisualMode visualMode)
{
m_visualLineMode = true;
m_visualMode = visualMode;
m_marks['<'] = m_tc.position();
updateMiniBuffer();
}
void FakeVimHandler::Private::leaveVisualLineMode()
void FakeVimHandler::Private::leaveVisualMode()
{
m_visualLineMode = false;
m_visualMode = NoVisualMode;
m_marks['>'] = m_tc.position();
updateMiniBuffer();
}