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Commit c5562000 authored by Lukas Holecek's avatar Lukas Holecek Committed by hjk
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fakevim: Undo/redo last selection and cleanup 



Change-Id: I09b825349c01e2cbcebc446fdf8843aaf8793e6f
Reviewed-by: default avatarhjk <qthjk@ovi.com>
parent caade07b
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src/plugins/fakevim/fakevim_test.cpp
View file @ c5562000
......@@ -1335,6 +1335,12 @@ void FakeVimPlugin::test_vim_substitute()
COMMAND("%s/def/def", "abc" N X "def" N "ghi");
KEYS("gg", X "abc" N "def" N "ghi");
COMMAND("\\&", "abc" N X "def" N "ghi");
// substitute last selection
data.setText("abc" N "def" N "ghi" N "jkl");
KEYS("jVj:s/^/*<CR>", "abc" N "*def" N X "*ghi" N "jkl");
COMMAND("'<,'>s/^/*", "abc" N "**def" N X "**ghi" N "jkl");
KEYS("ugv:s/^/+<CR>", "abc" N "+*def" N X "+*ghi" N "jkl");
}
void FakeVimPlugin::test_vim_ex_yank()
......
src/plugins/fakevim/fakevimhandler.cpp
View file @ c5562000
......@@ -259,12 +259,15 @@ struct CursorPosition
typedef QHash<int, CursorPosition> Marks;
struct State
{
State() : revision(-1), position(), marks() {}
State(int revision, const CursorPosition &position, const Marks &marks)
: revision(revision), position(position), marks(marks) {}
State() : revision(-1), position(), marks(), lastVisualMode(NoVisualMode) {}
State(int revision, const CursorPosition &position, const Marks &marks,
VisualMode lastVisualMode) : revision(revision), position(position), marks(marks),
lastVisualMode(lastVisualMode) {}
int revision;
CursorPosition position;
Marks marks;
VisualMode lastVisualMode;
};
struct Column
......@@ -1468,6 +1471,7 @@ public:
// undo handling
int revision() const { return document()->availableUndoSteps(); }
void undoRedo(bool undo);
void undo();
void redo();
void setUndoPosition(bool overwrite = true);
......@@ -1490,7 +1494,7 @@ public:
void toggleVisualMode(VisualMode visualMode);
void leaveVisualMode();
VisualMode m_visualMode;
VisualMode m_oldVisualMode;
VisualMode m_lastVisualMode;
// marks as lines
CursorPosition mark(int code) const;
......@@ -1533,7 +1537,6 @@ public:
int m_searchStartPosition;
int m_searchFromScreenLine;
QString m_oldNeedle;
VisualMode m_lastSelectionMode;
bool handleExCommandHelper(ExCommand &cmd); // Returns success.
bool handleExPluginCommand(const ExCommand &cmd); // Handled by plugin?
......@@ -1549,8 +1552,7 @@ public:
bool handleExNohlsearchCommand(const ExCommand &cmd);
bool handleExNormalCommand(const ExCommand &cmd);
bool handleExReadCommand(const ExCommand &cmd);
bool handleExRedoCommand(const ExCommand &cmd);
bool handleExUndoCommand(const ExCommand &cmd);
bool handleExUndoRedoCommand(const ExCommand &cmd);
bool handleExSetCommand(const ExCommand &cmd);
bool handleExShiftCommand(const ExCommand &cmd);
bool handleExSourceCommand(const ExCommand &cmd);
......@@ -1640,7 +1642,7 @@ void FakeVimHandler::Private::init()
m_register = '"';
m_gflag = false;
m_visualMode = NoVisualMode;
m_oldVisualMode = NoVisualMode;
m_lastVisualMode = NoVisualMode;
m_targetColumn = 0;
m_visualTargetColumn = 0;
m_movetype = MoveInclusive;
......@@ -1866,6 +1868,9 @@ void FakeVimHandler::Private::exportSelection()
} else {
QTC_CHECK(false);
}
setMark('<', mark('<'));
setMark('>', mark('>'));
} else {
if (m_subsubmode == SearchSubSubMode && !m_searchCursor.isNull())
setCursor(m_searchCursor);
......@@ -1874,7 +1879,6 @@ void FakeVimHandler::Private::exportSelection()
}
m_oldExternalPosition = position();
m_oldExternalAnchor = anchor();
m_oldVisualMode = m_visualMode;
}
void FakeVimHandler::Private::ensureCursorVisible()
......@@ -1920,10 +1924,7 @@ void FakeVimHandler::Private::importSelection()
if (position() == m_oldExternalPosition
&& anchor() == m_oldExternalAnchor) {
// Undo drawing correction.
m_visualMode = m_oldVisualMode;
setAnchorAndPosition(m_oldInternalAnchor, m_oldInternalPosition);
//setMark('<', m_oldInternalAnchor);
//setMark('>', m_oldInternalPosition);
} else {
// Import new selection.
Qt::KeyboardModifiers mods = QApplication::keyboardModifiers();
......@@ -1936,12 +1937,10 @@ void FakeVimHandler::Private::importSelection()
m_visualMode = VisualLineMode;
else
m_visualMode = VisualCharMode;
m_lastVisualMode = m_visualMode;
} else {
m_visualMode = NoVisualMode;
}
//dump("IS @");
//setMark('<', tc.anchor());
//setMark('>', tc.position());
}
}
......@@ -2199,7 +2198,11 @@ void FakeVimHandler::Private::setUndoPosition(bool overwrite)
while (!m_undo.empty() && m_undo.top().revision >= rev)
m_undo.pop();
m_lastChangePosition = CursorPosition(document(), pos);
m_undo.push(State(rev, m_lastChangePosition, m_marks));
if (isVisualMode()) {
setMark('<', mark('<'));
setMark('>', mark('>'));
}
m_undo.push(State(rev, m_lastChangePosition, m_marks, m_lastVisualMode));
}
void FakeVimHandler::Private::moveDown(int n)
......@@ -3404,10 +3407,10 @@ EventResult FakeVimHandler::Private::handleCommandMode2(const Input &input)
finishMovement();
} else if (m_gflag && input.is('v')) {
m_gflag = false;
CursorPosition from = mark('<');
CursorPosition to = mark('>');
if (from.isValid() && to.isValid()) {
toggleVisualMode(m_lastSelectionMode);
if (m_lastVisualMode != NoVisualMode) {
CursorPosition from = mark('<');
CursorPosition to = mark('>');
toggleVisualMode(m_lastVisualMode);
setCursorPosition(from);
setAnchor();
setCursorPosition(to);
......@@ -4744,24 +4747,15 @@ bool FakeVimHandler::Private::handleExNohlsearchCommand(const ExCommand &cmd)
return true;
}
bool FakeVimHandler::Private::handleExRedoCommand(const ExCommand &cmd)
{
// :redo
if (cmd.cmd != "red" && cmd.cmd != "redo")
return false;
redo();
updateMiniBuffer();
return true;
}
bool FakeVimHandler::Private::handleExUndoCommand(const ExCommand &cmd)
bool FakeVimHandler::Private::handleExUndoRedoCommand(const ExCommand &cmd)
{
// :undo
if (cmd.cmd != "u" && cmd.cmd != "un" && cmd.cmd != "undo")
// :redo
bool undo = (cmd.cmd == "u" || cmd.cmd == "un" || cmd.cmd == "undo");
if (!undo && cmd.cmd != "red" && cmd.cmd != "redo")
return false;
undo();
undoRedo(undo);
updateMiniBuffer();
return true;
}
......@@ -4883,8 +4877,7 @@ bool FakeVimHandler::Private::handleExCommandHelper(ExCommand &cmd)
|| handleExNohlsearchCommand(cmd)
|| handleExNormalCommand(cmd)
|| handleExReadCommand(cmd)
|| handleExRedoCommand(cmd)
|| handleExUndoCommand(cmd)
|| handleExUndoRedoCommand(cmd)
|| handleExSetCommand(cmd)
|| handleExShiftCommand(cmd)
|| handleExSourceCommand(cmd)
......@@ -6027,6 +6020,7 @@ void FakeVimHandler::Private::toggleVisualMode(VisualMode visualMode)
m_positionPastEnd = false;
m_anchorPastEnd = false;
m_visualMode = visualMode;
m_lastVisualMode = visualMode;
const int pos = position();
setAnchorAndPosition(pos, pos);
updateMiniBuffer();
......@@ -6038,14 +6032,8 @@ void FakeVimHandler::Private::leaveVisualMode()
if (!isVisualMode())
return;
QTextCursor tc = cursor();
m_lastSelectionMode = m_visualMode;
int from = tc.anchor();
int to = tc.position();
if (from > to)
qSwap(from, to);
setMark('<', CursorPosition(document(), from));
setMark('>', CursorPosition(document(), to));
setMark('<', mark('<'));
setMark('>', mark('>'));
if (isVisualLineMode())
m_movetype = MoveLineWise;
else if (isVisualCharMode())
......@@ -6100,36 +6088,45 @@ char FakeVimHandler::Private::currentModeCode() const
return 'i';
}
void FakeVimHandler::Private::undo()
void FakeVimHandler::Private::undoRedo(bool undo)
{
// FIXME: That's only an approximaxtion. The real solution might
// be to store marks and old userData with QTextBlock setUserData
// and retrieve them afterward.
QStack<State> &stack = undo ? m_undo : m_redo;
QStack<State> &stack2 = undo ? m_redo : m_undo;
CursorPosition lastPos(cursor());
const int current = revision();
EDITOR(undo());
if (undo)
EDITOR(undo());
else
EDITOR(redo());
const int rev = revision();
// rewind to last saved revision
while (!m_undo.empty() && m_undo.top().revision > rev)
m_undo.pop();
// rewind/forward to last saved revision
while (!stack.empty() && stack.top().revision > rev)
stack.pop();
if (current == rev) {
showMessage(MessageInfo, FakeVimHandler::tr("Already at oldest change"));
const QString msg = undo ? FakeVimHandler::tr("Already at oldest change")
: FakeVimHandler::tr("Already at newest change");
showMessage(MessageInfo, msg);
return;
}
clearMessage();
if (!m_undo.empty()) {
State &state = m_undo.top();
if (!stack.empty()) {
State &state = stack.top();
if (state.revision == rev) {
m_lastChangePosition = state.position;
m_marks = state.marks;
m_lastVisualMode = state.lastVisualMode;
setMark('\'', lastPos);
setCursorPosition(m_lastChangePosition);
setAnchor();
state.revision = current;
m_redo.push(m_undo.pop());
stack2.push(stack.pop());
}
}
......@@ -6138,38 +6135,14 @@ void FakeVimHandler::Private::undo()
moveLeft();
}
void FakeVimHandler::Private::redo()
void FakeVimHandler::Private::undo()
{
CursorPosition lastPos(cursor());
const int current = revision();
EDITOR(redo());
const int rev = revision();
// forward to last saved revision
while (!m_redo.empty() && m_redo.top().revision < rev)
m_redo.pop();
if (rev == current) {
showMessage(MessageInfo, FakeVimHandler::tr("Already at newest change"));
return;
}
clearMessage();
undoRedo(true);
}
if (!m_redo.empty()) {
State &state = m_redo.top();
if (state.revision == rev) {
m_lastChangePosition = state.position;
m_marks = state.marks;
setMark('\'', lastPos);
setCursorPosition(m_lastChangePosition);
setAnchor();
state.revision = current;
m_undo.push(m_redo.pop());
}
}
setTargetColumn();
if (atEndOfLine())
moveLeft();
void FakeVimHandler::Private::redo()
{
undoRedo(false);
}
void FakeVimHandler::Private::updateCursorShape()
......
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