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FakeVim: handle keyboard selection in command buffer

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Change-Id: I6a1f605fc77b9af596ee60c5f98e1b3252333284
Reviewed-by: Lukas Holecek <hluk@email.cz>
Reviewed-by: hjk <qthjk@ovi.com>
This commit is contained in:
hjk
2012-10-20 18:48:37 +02:00
parent 033f211a10
commit a570e7327f
3 changed files with 75 additions and 42 deletions
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89
src/plugins/fakevim/fakevimhandler.cpp
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@@ -1093,25 +1093,26 @@ const QString &History::move(const QStringRef &prefix, int skip)
class CommandBuffer
{
public:
CommandBuffer() : m_pos(0), m_userPos(0), m_historyAutoSave(true) {}
CommandBuffer() : m_pos(0), m_anchor(0), m_userPos(0), m_historyAutoSave(true) {}
void setPrompt(const QChar &prompt) { m_prompt = prompt; }
void setContents(const QString &s) { m_buffer = s; m_pos = s.size(); }
void setContents(const QString &s) { m_buffer = s; m_anchor = m_pos = s.size(); }
void setContents(const QString &s, int pos) { m_buffer = s; m_pos = m_userPos = pos; }
void setContents(const QString &s, int pos) { m_buffer = s; m_anchor = m_pos = m_userPos = pos; }
QStringRef userContents() const { return m_buffer.leftRef(m_userPos); }
const QChar &prompt() const { return m_prompt; }
const QString &contents() const { return m_buffer; }
bool isEmpty() const { return m_buffer.isEmpty(); }
int cursorPos() const { return m_pos; }
int anchorPos() const { return m_anchor; }
void insertChar(QChar c) { m_buffer.insert(m_pos++, c); m_userPos = m_pos; }
void insertChar(QChar c) { m_buffer.insert(m_pos++, c); m_anchor = m_userPos = m_pos; }
void insertText(const QString &s)
{
m_buffer.insert(m_pos, s); m_userPos = m_pos = m_pos + s.size();
m_buffer.insert(m_pos, s); m_anchor = m_userPos = m_pos = m_pos + s.size();
}
void deleteChar() { if (m_pos) m_buffer.remove(--m_pos, 1); m_userPos = m_pos; }
void deleteChar() { if (m_pos) m_buffer.remove(--m_pos, 1); m_anchor = m_userPos = m_pos; }
void moveLeft() { if (m_pos) m_userPos = --m_pos; }
void moveRight() { if (m_pos < m_buffer.size()) m_userPos = ++m_pos; }
@@ -1132,7 +1133,7 @@ public:
if (m_historyAutoSave)
historyPush();
m_buffer.clear();
m_userPos = m_pos = 0;
m_anchor = m_userPos = m_pos = 0;
}
QString display() const
@@ -1150,22 +1151,55 @@ public:
return msg;
}
void deleteSelected()
{
if (m_pos < m_anchor) {
m_buffer.remove(m_pos, m_anchor - m_pos);
m_anchor = m_pos;
} else {
m_buffer.remove(m_anchor, m_pos - m_anchor);
m_pos = m_anchor;
}
}
bool handleInput(const Input &input)
{
if (input.isKey(Key_Left)) {
if (input.isShift(Key_Left)) {
moveLeft();
} else if (input.isShift(Key_Right)) {
moveRight();
} else if (input.isShift(Key_Home)) {
moveStart();
} else if (input.isShift(Key_End)) {
moveEnd();
} else if (input.isKey(Key_Left)) {
moveLeft();
m_anchor = m_pos;
} else if (input.isKey(Key_Right)) {
moveRight();
m_anchor = m_pos;
} else if (input.isKey(Key_Home)) {
moveStart();
m_anchor = m_pos;
} else if (input.isKey(Key_End)) {
moveEnd();
m_anchor = m_pos;
} else if (input.isKey(Key_Up) || input.isKey(Key_PageUp)) {
historyUp();
} else if (input.isKey(Key_Down) || input.isKey(Key_PageDown)) {
historyDown();
} else if (input.isKey(Key_Delete)) {
if (m_pos < m_buffer.size())
m_buffer.remove(m_pos, 1);
else
deleteChar();
if (m_anchor == m_pos) {
if (m_pos < m_buffer.size())
m_buffer.remove(m_pos, 1);
else
deleteChar();
} else {
deleteSelected();
}
} else if (!input.text().isEmpty()) {
if (m_anchor != m_pos)
deleteSelected();
insertText(input.text());
} else {
return false;
@@ -1178,6 +1212,7 @@ private:
QChar m_prompt;
History m_history;
int m_pos;
int m_anchor;
int m_userPos; // last position of inserted text (for retrieving history items)
bool m_historyAutoSave; // store items to history on clear()?
};
@@ -2812,6 +2847,7 @@ void FakeVimHandler::Private::updateMiniBuffer()
QString msg;
int cursorPos = -1;
int anchorPos = -1;
MessageLevel messageLevel = MessageMode;
if (g.mapStates.last().silent && g.currentMessageLevel < MessageInfo)
@@ -2821,12 +2857,16 @@ void FakeVimHandler::Private::updateMiniBuffer()
msg = _("PASSING");
} else if (m_subsubmode == SearchSubSubMode) {
msg = g.searchBuffer.display();
if (g.mapStates.size() == 1)
if (g.mapStates.size() == 1) {
cursorPos = g.searchBuffer.cursorPos() + 1;
anchorPos = g.searchBuffer.anchorPos() + 1;
}
} else if (m_mode == ExMode) {
msg = g.commandBuffer.display();
if (g.mapStates.size() == 1)
if (g.mapStates.size() == 1) {
cursorPos = g.commandBuffer.cursorPos() + 1;
anchorPos = g.commandBuffer.anchorPos() + 1;
}
} else if (!g.currentMessage.isEmpty()) {
msg = g.currentMessage;
g.currentMessage.clear();
@@ -2859,7 +2899,7 @@ void FakeVimHandler::Private::updateMiniBuffer()
msg = _("(replace)");
}
emit q->commandBufferChanged(msg, cursorPos, messageLevel, q);
emit q->commandBufferChanged(msg, cursorPos, anchorPos, messageLevel, q);
int linesInDoc = linesInDocument();
int l = cursorLine();
@@ -4334,18 +4374,12 @@ EventResult FakeVimHandler::Private::handleExMode(const Input &input)
} else if (input.isKey(Key_Tab)) {
// FIXME: Complete actual commands.
g.commandBuffer.historyUp();
} else if (input.isKey(Key_Left)) {
g.commandBuffer.moveLeft();
} else if (input.isReturn()) {
showMessage(MessageCommand, g.commandBuffer.display());
handleExCommand(g.commandBuffer.contents());
g.commandBuffer.clear();
if (m_textedit || m_plaintextedit)
leaveVisualMode();
} else if (input.isKey(Key_Up) || input.isKey(Key_PageUp)) {
g.commandBuffer.historyUp();
} else if (input.isKey(Key_Down) || input.isKey(Key_PageDown)) {
g.commandBuffer.historyDown();
} else if (!g.commandBuffer.handleInput(input)) {
qDebug() << "IGNORED IN EX-MODE: " << input.key() << input.text();
return EventUnhandled;
@@ -4371,10 +4405,6 @@ EventResult FakeVimHandler::Private::handleSearchSubSubMode(const Input &input)
} else {
g.searchBuffer.deleteChar();
}
} else if (input.isKey(Key_Left)) {
g.searchBuffer.moveLeft();
} else if (input.isKey(Key_Right)) {
g.searchBuffer.moveRight();
} else if (input.isReturn()) {
const QString &needle = g.searchBuffer.contents();
if (!needle.isEmpty())
@@ -4394,10 +4424,6 @@ EventResult FakeVimHandler::Private::handleSearchSubSubMode(const Input &input)
enterCommandMode(g.returnToMode);
resetCommandMode();
g.searchBuffer.clear();
} else if (input.isKey(Key_Up) || input.isKey(Key_PageUp)) {
g.searchBuffer.historyUp();
} else if (input.isKey(Key_Down) || input.isKey(Key_PageDown)) {
g.searchBuffer.historyDown();
} else if (input.isKey(Key_Tab)) {
g.searchBuffer.insertChar(QChar(9));
} else if (!g.searchBuffer.handleInput(input)) {
@@ -5647,7 +5673,10 @@ void FakeVimHandler::Private::miniBufferTextEdited(const QString &text, int curs
CommandBuffer &cmdBuf = (m_mode == ExMode) ? g.commandBuffer : g.searchBuffer;
// prepend prompt character if missing
if (!text.startsWith(cmdBuf.prompt())) {
emit q->commandBufferChanged(cmdBuf.prompt() + text, cmdBuf.cursorPos() + 1, 0, q);
emit q->commandBufferChanged(cmdBuf.prompt() + text,
cmdBuf.cursorPos() + 1,
cmdBuf.anchorPos() + 1,
0, q);
cmdBuf.setContents(text, cursorPos - 1);
} else {
cmdBuf.setContents(text.mid(1), cursorPos - 1);