feedc0de/qt-creator
1
0
Fork 0
forked from qt-creator/qt-creator
Code Pull Requests Activity

fakevim: use QTextCursor for fakevim marks

Browse Source
This commit is contained in:
hjk
2010-09-15 13:47:52 +02:00
parent 080f1186c8
commit 59a341d650
3 changed files with 12 additions and 76 deletions
Download Patch File Download Diff File Expand all files Collapse all files

79
src/plugins/fakevim/fakevimhandler.cpp
View File

@@ -593,9 +593,6 @@ public:
void handleCommand(const QString &cmd); // Sets m_tc + handleExCommand
void handleExCommand(const QString &cmd);
// Updates marks positions by the difference in positionChange.
void fixMarks(int positionAction, int positionChange);
void installEventFilter();
void passShortcuts(bool enable);
void setupWidget();
@@ -886,7 +883,9 @@ public:
// marks as lines
int mark(int code) const;
void setMark(int code, int position);
QHash<int, int> m_marks;
typedef QHash<int, QTextCursor> Marks;
typedef QHashIterator<int, QTextCursor> MarksIterator;
Marks m_marks;
// vi style configuration
QVariant config(int code) const { return theFakeVimSetting(code)->value(); }
@@ -1555,12 +1554,13 @@ void FakeVimHandler::Private::updateSelection()
selections.append(sel);
}
if (hasConfig(ConfigShowMarks)) {
for (QHashIterator<int, int> it(m_marks); it.hasNext(); ) {
for (MarksIterator it(m_marks); it.hasNext(); ) {
it.next();
QTextEdit::ExtraSelection sel;
const int pos = it.value().position();
sel.cursor = cursor();
sel.cursor.setPosition(it.value(), MoveAnchor);
sel.cursor.setPosition(it.value() + 1, KeepAnchor);
sel.cursor.setPosition(pos, MoveAnchor);
sel.cursor.setPosition(pos + 1, KeepAnchor);
sel.format = cursor().blockCharFormat();
sel.format.setForeground(Qt::blue);
sel.format.setBackground(Qt::green);
@@ -2729,7 +2729,6 @@ EventResult FakeVimHandler::Private::handleInsertMode(const Input &input)
m_lastInsertion.clear(); // FIXME
} else {
cursor().deletePreviousChar();
fixMarks(position(), -1);
m_lastInsertion.chop(1);
}
setTargetColumn();
@@ -4192,7 +4191,6 @@ void FakeVimHandler::Private::transformText(const Range &range,
TransformationData td(tc.selectedText(), extra);
(this->*transformFunc)(&td);
tc.removeSelectedText();
fixMarks(range.beginPos, td.to.size() - td.from.size());
tc.insertText(td.to);
endEditBlock();
return;
@@ -4224,7 +4222,6 @@ void FakeVimHandler::Private::transformText(const Range &range,
TransformationData td(tc.selectedText(), extra);
(this->*transformFunc)(&td);
tc.removeSelectedText();
fixMarks(range.beginPos, td.to.size() - td.from.size());
tc.insertText(td.to);
endEditBlock();
return;
@@ -4249,7 +4246,6 @@ void FakeVimHandler::Private::transformText(const Range &range,
TransformationData td(tc.selectedText(), extra);
(this->*transformFunc)(&td);
tc.removeSelectedText();
fixMarks(block.position() + bCol, td.to.size() - td.from.size());
tc.insertText(td.to);
block = block.previous();
}
@@ -4262,7 +4258,6 @@ void FakeVimHandler::Private::insertText(const Register &reg)
{
QTC_ASSERT(reg.rangemode == RangeCharMode,
qDebug() << "WRONG INSERT MODE: " << reg.rangemode; return);
fixMarks(position(), reg.contents.length());
cursor().insertText(reg.contents);
}
@@ -4370,19 +4365,16 @@ void FakeVimHandler::Private::pasteText(bool afterCursor)
tc.movePosition(StartOfLine, MoveAnchor);
if (col >= block.length()) {
tc.movePosition(EndOfLine, MoveAnchor);
fixMarks(position(), col - line.size() + 1);
tc.insertText(QString(col - line.size() + 1, QChar(' ')));
} else {
tc.movePosition(Right, MoveAnchor, col - 1 + afterCursor);
}
//qDebug() << "INSERT " << line << " AT " << tc.position()
// << "COL: " << col;
fixMarks(position(), line.length());
tc.insertText(line);
tc.movePosition(StartOfLine, MoveAnchor);
tc.movePosition(Down, MoveAnchor, 1);
if (tc.position() >= lastPositionInDocument() - 1) {
fixMarks(position(), 1);
tc.insertText(QString(QChar('\n')));
tc.movePosition(Up, MoveAnchor, 1);
}
@@ -4395,43 +4387,6 @@ void FakeVimHandler::Private::pasteText(bool afterCursor)
}
}
//FIXME: This needs to called after undo/insert
// The position 'from' is the cursor position after the change. If 'delta'
// is positive there was a string of size 'delta' inserted after 'from'
// and consequently all marks beyond 'from + delta' need to be incremented
// by 'delta'. If text was removed, 'delta' is negative. All marks between
// 'from' and 'from - delta' need to be removed, everything behing
// 'from - delta' adjusted by 'delta'.
void FakeVimHandler::Private::fixMarks(int from, int delta)
{
//qDebug() << "ADJUSTING MARKS FROM " << from << " BY " << delta;
if (delta == 0)
return;
QHashIterator<int, int> it(m_marks);
while (it.hasNext()) {
it.next();
int pos = it.value();
if (delta > 0) {
// Inserted text.
if (pos >= from) {
//qDebug() << "MODIFIED: " << it.key() << pos;
setMark(it.key(), pos + delta);
}
} else {
// Removed text.
if (pos < from) {
// Nothing to do.
} else if (pos < from - delta) {
//qDebug() << "GONE: " << it.key();
m_marks.remove(it.key());
} else {
//qDebug() << "MODIFIED: " << it.key() << pos;
setMark(it.key(), pos + delta);
}
}
}
}
QString FakeVimHandler::Private::lineContents(int line) const
{
return document()->findBlockByNumber(line - 1).text();
@@ -4446,7 +4401,6 @@ void FakeVimHandler::Private::setLineContents(int line, const QString &contents)
tc.setPosition(begin);
tc.setPosition(begin + len - 1, KeepAnchor);
tc.removeSelectedText();
fixMarks(begin, contents.size() + 1 - len);
tc.insertText(contents);
}
@@ -4507,10 +4461,7 @@ void FakeVimHandler::Private::undo()
// be to store marks and old userData with QTextBlock setUserData
// and retrieve them afterward.
const int current = document()->availableUndoSteps();
const int oldCount = document()->characterCount();
EDITOR(undo());
const int delta = document()->characterCount() - oldCount;
fixMarks(position(), delta);
const int rev = document()->availableUndoSteps();
if (current == rev)
showBlackMessage(FakeVimHandler::tr("Already at oldest change"));
@@ -4527,10 +4478,7 @@ void FakeVimHandler::Private::undo()
void FakeVimHandler::Private::redo()
{
const int current = document()->availableUndoSteps();
const int oldCount = document()->characterCount();
EDITOR(redo());
const int delta = document()->characterCount() - oldCount;
fixMarks(position(), delta);
const int rev = document()->availableUndoSteps();
if (rev == current)
showBlackMessage(FakeVimHandler::tr("Already at newest change"));
@@ -4665,7 +4613,6 @@ bool FakeVimHandler::Private::removeAutomaticIndentation()
/*
m_tc.movePosition(StartOfLine, KeepAnchor);
m_tc.removeSelectedText();
fixMarks(cursor().position(), -m_justAutoIndented);
m_lastInsertion.chop(m_justAutoIndented);
*/
m_justAutoIndented = 0;
@@ -4763,13 +4710,16 @@ int FakeVimHandler::Private::mark(int code) const
if (code == '>')
return anchor();
}
return m_marks.value(code, -1);
QTextCursor tc = m_marks.value(code);
return tc.isNull() ? -1 : tc.position();
}
void FakeVimHandler::Private::setMark(int code, int position)
{
// FIXME: distinguish local and global marks.
m_marks[code] = position;
QTextCursor tc = cursor();
tc.setPosition(position, MoveAnchor);
m_marks[code] = tc;
}
///////////////////////////////////////////////////////////////////////
@@ -4934,11 +4884,6 @@ QString FakeVimHandler::tabExpand(int n) const
return d->tabExpand(n);
}
void FakeVimHandler::fixMarks(int positionAction, int positionChange)
{
d->fixMarks(positionAction, positionChange);
}
} // namespace Internal
} // namespace FakeVim