Diffstat (limited to 'noncore/apps/keyz-cfg/zkb.cpp') (more/less context) (ignore whitespace changes)
| -rw-r--r-- | noncore/apps/keyz-cfg/zkb.cpp | 590 |
1 files changed, 590 insertions, 0 deletions
diff --git a/noncore/apps/keyz-cfg/zkb.cpp b/noncore/apps/keyz-cfg/zkb.cpp new file mode 100644 index 0000000..abe1f5f --- a/dev/null +++ b/noncore/apps/keyz-cfg/zkb.cpp @@ -0,0 +1,590 @@ +#include <qnamespace.h> +#include "zkb.h" +#include <stdio.h> + +// Implementation of Action class +Action::Action():state(0), keycode(0), unicode(0), flags(0) { +} + +Action::Action(State* s, ushort kc, ushort uni, int f): + state(s), keycode(kc), unicode(uni), flags(f) { +} + +Action::~Action() { +} + +State* Action::getState() const { + return state; +} + +void Action::setState(State* s) { + state = s; + setDefined(true); +} + +bool Action::hasEvent() const { + return flags & Event; +} + +void Action::setEvent(bool e) { + flags = (flags & ~Event) | ((e) ? Event : 0); + + if (e) { + setDefined(true); + } else { + if (state == 0) { + setDefined(false); + } + } +} + +bool Action::isDefined() const { + return flags & Defined; +} + +void Action::setDefined(bool d) { + flags = (flags & ~Defined) | ((d) ? Defined : 0); +} + +int Action::getKeycode() const { + return keycode; +} + +void Action::setKeycode(int c) { + keycode = (ushort) c; + setEvent(true); +} + +int Action::getUnicode() const { + return unicode; +} + +void Action::setUnicode(int u) { + unicode = (ushort) u; + setEvent(true); +} + +int Action::getModifiers() const { + int ret = 0; + if (flags & Shift_Mod) { + ret |= Qt::ShiftButton; + } + + if (flags & Ctrl_Mod) { + ret |= Qt::ControlButton; + } + + if (flags & Alt_Mod) { + ret |= Qt::AltButton; + } + + if (flags & Keypad_Mod) { + ret |= Qt::Keypad; + } + + return ret; +} + +void Action::setModifiers(int m) { + int n = 0; + + if (m & Qt::ShiftButton) { + n |= Shift_Mod; + } + + if (m & Qt::ControlButton) { + n |= Ctrl_Mod; + } + + if (m & Qt::AltButton) { + n |= Alt_Mod; + } + + if (m & Qt::Keypad) { + n |= Keypad_Mod; + } + + flags = flags & ~Mod_Bits | n; + setEvent(true); +} + +bool Action::isPressed() const { + return (flags & Press) != 0; +} + +void Action::setPressed(bool p) { + flags = (flags & ~Press) | ((p) ? Press : 0); + setEvent(true); +} + +bool Action::isAutorepeat() const { + return (flags & Autorepeat) != 0; +} + +void Action::setAutorepeat(bool p) { + flags = (flags & ~Autorepeat) | ((p) ? Autorepeat : 0); + setEvent(true); +} + +// Implementation of State class +const short State::x1[] = { /* from 0x20 to 0x5f */ + 31, 0, 28, 3, 5, 6, 9, 28, /* 0x20 - 0x27 */ + 11, 26, 10, 13, 26, 1, 29, 27, /* 0x28 - 0x2f */ + 15, 16, 22, 4, 17, 19, 24, 20, /* 0x30 - 0x37 */ + 8, 14, 29, 26, 29, 12, 32, 27, /* 0x38 - 0x3f */ + 18, 0, 1, 2, 3, 4, 5, 6, /* 0x40 - 0x47 */ + 7, 8, 9, 10, 11, 12, 13, 14, /* 0x48 - 0x4f */ + 15, 16, 17, 18, 19, 20, 21, 22, /* 0x50 - 0x57 */ + 23, 24, 25, 30, -1, 26, 28, 7, /* 0x58 - 0x5f */ + 31, -1, -1, -1, -1, -1, -1, -1, /* 0x60 - 0x67 */ + -1, -1, -1, -1, -1, -1, -1, -1, /* 0x68 - 0x6f */ + -1, -1, -1, -1, -1, -1, -1, -1, /* 0x70 - 0x77 */ + -1, -1, -1, 29, 31, 32, 32, 28, /* 0x78 - 0x7f */ +}; + +const short State::x2[] = { /* from 0x1000 to 0x1057*/ + 42, 36, -1, 30, 32, -1, -1, -1, /* 0x1000 - 0x1007 */ + -1, -1, -1, -1, -1, -1, -1, -1, /* 0x1008 - 0x100f */ + -1, -1, 44, 45, 46, 47, -1, -1, /* 0x1010 - 0x1017 */ + -1, -1, -1, -1, -1, -1, -1, -1, /* 0x1018 - 0x101f */ + 33, 35, 34, -1, 36, 27, -1, -1, /* 0x1020 - 0x1027 */ + -1, -1, -1, -1, -1, -1, -1, -1, /* 0x1028 - 0x102f */ + -1, -1, -1, -1, -1, -1, -1, -1, /* 0x1030 - 0x1037 */ + 37, 38, 40, 39, 41, -1, -1, -1, /* 0x1038 - 0x103f */ + -1, -1, -1, -1, -1, 35, -1, -1, /* 0x1040 - 0x1047 */ + -1, -1, -1, -1, -1, 48, -1, -1, /* 0x1048 - 0x104f */ + 43, 49, 50, -1, -1, -1, -1, -1, /* 0x1050 - 0x1057 */ +}; + +State::State(State* p):parent(p), keys(0) { + keys = new Action[Key_Max * 2 + 1]; +} + +State::State(const State& s) { + parent = s.parent; + keys = new Action[Key_Max * 2 + 1]; + memcpy(keys, s.keys, sizeof(Action) * (Key_Max * 2 + 1)); +} + +State::~State() { + if (keys!=0) { + delete [] keys; + } +} + +Action* State::get(int keycode, bool pressed, bool follow) const { + Action* ret = 0; + int n = translateKeycode(keycode); + + if (n != -1 && keys != 0) { + if (pressed) { + n += Key_Max; + } + ret = &keys[n]; + } + + if (ret==0 || !ret->isDefined()) { + if (follow && parent!=0) { + ret = parent->get(keycode, pressed, follow); + } + } + + return ret; +} + +bool State::set(int keycode, bool pressed, Action& action) { + int n = translateKeycode(keycode); + + if (n==-1 || keys==0) { + return false; + } + + if (pressed) { + n += Key_Max + 1; + } + + keys[n] = action; + return true; +} + +State* State::getParent() const { + return parent; +} + +void State::setParent(State* s) { + parent = s; +} + +int State::translateKeycode(int keycode) const { + if (keycode < 0x20) { + return -1; + } + + if (keycode < 0x80) { + return x1[keycode - 0x20]; + } + + if (keycode < 0x1000) { + return -1; + } + + if (keycode < 0x1057) { + return x2[keycode - 0x1000]; + } + + return -1; +} + +// Implementation of Keymap class +Keymap::Keymap():enabled(true), currentState(0), autoRepeatAction(0), repeater(this) { + repeatDelay=400; + repeatPeriod=80; + connect(&repeater, SIGNAL(timeout()), this, SLOT(autoRepeat())); +} + +Keymap::~Keymap() { + QMap<QString, State*>::Iterator it; + for(it = states.begin(); it != states.end(); ++it) { + delete it.data(); + } + states.clear(); +} + +bool Keymap::filter(int unicode, int keycode, int modifiers, + bool isPress, bool autoRepeat) { + + qDebug("filter: >>> unicode=%x, keycode=%x, modifiers=%x, " + "ispressed=%x\n", unicode, keycode, modifiers, isPress); + + if (!enabled) { + return false; + } + + // the second check is workaround to make suspend work if + // the user pressed it right after he did resume. for some + // reason the event sent by qt has autoRepeat true in this + // case + if (autoRepeat && keycode != 4177) { + return true; + } + + (void) unicode; (void) modifiers; + + Action* action = currentState->get(keycode, isPress, true); + if (action==0 || !action->isDefined()) { + return true; + } + + if (action->hasEvent()) { + qDebug("filter:<<< unicode=%x, keycode=%x, modifiers=%x, " + "ispressed=%x\n", action->getUnicode(), + action->getKeycode(), action->getModifiers(), + action->isPressed()); + + QWSServer::sendKeyEvent(action->getUnicode(), + action->getKeycode(), action->getModifiers(), + action->isPressed(), false); + } + + if (action->isAutorepeat()) { + autoRepeatAction = action; + repeater.start(repeatDelay, TRUE); + } else { + autoRepeatAction = 0; + } + + State* nstate = action->getState(); + if (nstate != 0) { + setCurrentState(nstate); + QString lbl = getCurrentLabel(); + if (!lbl.isEmpty()) { + emit stateChanged(lbl); + } + } + + + return true; +} + +void Keymap::enable() { + enabled = true; +} + +void Keymap::disable() { + enabled = false; +} + +QStringList Keymap::listStates() { + QStringList ret; + + QMap<QString, State*>::Iterator it; + for(it = states.begin(); it != states.end(); ++it) { + ret.append(it.key()); + } + + return ret; +} + +State* Keymap::getStateByName(const QString& name) { + QMap<QString, State*>::Iterator it = states.find(name); + + if (it == states.end()) { + return 0; + } + + return it.data(); +} + +QStringList Keymap::listLabels() { + QStringList ret; + + for(uint i = 0; i < labelList.count(); i++) { + ret.append(*labelList.at(i)); + } + + return ret; +} + +State* Keymap::getStateByLabel(const QString& label) { + QMap<QString, QString>::Iterator lit = labels.find(label); + State* state = 0; + + if (lit == labels.end()) { + return 0; + } + + QString name = lit.data(); + + int n = name.find(":*"); + if (n>=0 && n==(int)(name.length()-2)) { + name=name.left(name.length() - 1); + + n = currentStateName.findRev(":"); + if (n >= 0) { + name += currentStateName.mid(n+1); + } + } + +// qDebug("look for: %s\n", (const char*) name.utf8()); + QMap<QString, State*>::Iterator sit = states.find(name); + if (sit != states.end()) { + state = sit.data(); + } + + return state; +} + +bool Keymap::addState(const QString& name, State* state) { + if (states.find(name) != states.end()) { + return false; + } + + states.insert(name, state); + lsmapInSync = false; + + if (currentState == 0) { + setCurrentState(state); + } + + return true; +} + +State* Keymap::getCurrentState() const { + return currentState; +} + +QString Keymap::getCurrentLabel() { + return currentLabel; +} + +bool Keymap::setCurrentState(State* state) { + QMap<QString, State*>::Iterator it; + for(it = states.begin(); it != states.end(); ++it) { + State* s = it.data(); + if (s == state) { + currentState = s; + currentStateName = it.key(); + + qDebug("state changed: %s\n", (const char*) + currentStateName.utf8()); + + if (!lsmapInSync) { + generateLabelStateMaps(); + } + + QMap<State*, QString>::Iterator tit; + tit = stateLabelMap.find(state); + if (tit != stateLabelMap.end()) { + currentLabel = tit.data(); + } else { +// qDebug("no label for: " + currentStateName + "\n"); + currentLabel = ""; + } + + return true; + } + } + + return false; +} + +bool Keymap::removeState(const QString& name, bool force) { + QMap<QString, State*>::Iterator it = states.find(name); + + if (it == states.end()) { + return false; + } + + State* state = it.data(); + QList<Action> acts = findStateUsage(state); + + if (!acts.isEmpty()) { + if (!force) { + return false; + } else { + for(Action* a = acts.first(); a != 0; a = acts.next()) { + a->setState(0); + } + } + } + + if (state == currentState) { + if (states.begin() != states.end()) { + setCurrentState(states.begin().data()); + } + } + + states.remove(it); + delete state; + + lsmapInSync = false; + + return true; +} + +void Keymap::autoRepeat() { + if (autoRepeatAction != 0) { + qDebug("filter:<<< unicode=%x, keycode=%x, modifiers=%x, " + "ispressed=%x\n", autoRepeatAction->getUnicode(), + autoRepeatAction->getKeycode(), + autoRepeatAction->getModifiers(), + autoRepeatAction->isPressed()); + + QWSServer::sendKeyEvent(autoRepeatAction->getUnicode(), + autoRepeatAction->getKeycode(), + autoRepeatAction->getModifiers(), + autoRepeatAction->isPressed(), true); + } + + repeater.start(repeatPeriod, TRUE); +} + +bool Keymap::addLabel(const QString& label, const QString& state, int index) { + if (labels.find(label) != labels.end()) { + return false; + } + + labels.insert(label, state); + const QString& l = labels.find(label).key(); + if (index == -1) { + labelList.append(l); + } else { + labelList.insert(labelList.at(index), l); + } + + lsmapInSync = false; + + return true; +} + +bool Keymap::removeLabel(const QString& label) { + + if (labels.find(label) == labels.end()) { + return false; + } + + labels.remove(label); + labelList.remove(label); + lsmapInSync = false; + + if (label == currentLabel) { + currentLabel = ""; + } + + return true; +} + +int Keymap::getAutorepeatDelay() const { + return repeatDelay; +} + +void Keymap::setAutorepeatDelay(int n) { + repeatDelay = n; +} + +int Keymap::getAutorepeatPeriod() const { + return repeatPeriod; +} + +void Keymap::setAutorepeatPeriod(int n) { + repeatPeriod = n; +} + +QList<Action> Keymap::findStateUsage(State* s) { + QList<Action> ret; + + QMap<QString, State*>::Iterator it; + for(it = states.begin(); it != states.end(); ++it) { + State* state = it.data(); + + for(int i = 0; i < 0x1100; i++) { + Action* action = state->get(i, false); + if (action!=0 && action->getState()==s) { + ret.append(action); + } + + action = state->get(i, true); + if (action!=0 && action->getState()==s) { + ret.append(action); + } + } + } + + return ret; +} + +void Keymap::generateLabelStateMaps() { + stateLabelMap.clear(); + + QMap<QString, QString>::Iterator lit; + for(lit = labels.begin(); lit != labels.end(); ++lit) { + QString label = lit.key(); + QString name = lit.data(); + + bool wc = false; + int n = name.find("*"); + if (n>=0 && n==(int)(name.length()-1)) { + name=name.left(name.length() - 1); + wc = true; + } + + QMap<QString, State*>::Iterator sit; + for(sit = states.begin(); sit != states.end(); ++sit) { + QString sname = sit.key(); + State* state = sit.data(); + + if (sname.length() < name.length()) { + continue; + } + + if (sname.left(name.length()) == name) { + if (wc || sname.length()==name.length()) { + stateLabelMap.insert(state, label); + } + + } + } + } + + lsmapInSync = true; +} |