1 files changed, 592 insertions, 0 deletions

diff --git a/noncore/applets/zkbapplet/keyzcfg/zkb.cpp b/noncore/applets/zkbapplet/keyzcfg/zkb.cpp
new file mode 100644
index 0000000..a357b88
--- a/dev/null
+++ b/noncore/applets/zkbapplet/keyzcfg/zkb.cpp
@@ -0,0 +1,592 @@
+#include "zkb.h"
+
+/* OPIE */
+#include <opie2/odebug.h>
+#include <opie2/okeyfilter.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() {
+    odebug << "removing keyboard filter for zkb"<<oendl;
+    Opie::Core::OKeyFilter::inst()->remHandler(this);
+    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) {
+
+    odebug << "filter: >>> unicode=" << unicode << ", keycode=" << keycode
+           << ", modifiers=" << modifiers << ", ispressed=" << isPress << oendl;
+
+    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()) {
+        odebug << "filter:<<< unicode=" << action->getUnicode() << ", keycode=" << action->getKeycode()
+               << ", modifiers=" << action->getModifiers() << ", ispressed=" << action->isPressed() << oendl;
+
+        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);
+        }
+    }
+
+//  odebug << "look for: " << name.utf8() << "\n" << oendl;
+    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();
+
+            odebug << "state changed: " << (const char*)currentStateName.utf8() << oendl;
+
+            if (!lsmapInSync) {
+                generateLabelStateMaps();
+            }
+
+            QMap<State*, QString>::Iterator tit;
+            tit = stateLabelMap.find(state);
+            if (tit != stateLabelMap.end()) {
+                currentLabel = tit.data();
+            } else {
+//              odebug << "no label for: " + currentStateName + "\n" << oendl;
+                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) {
+        odebug << "filter:<<< unicode=" << autoRepeatAction->getUnicode()
+               << ", keycode=" << autoRepeatAction->getKeycode()
+               << ", modifiers=" << autoRepeatAction->getModifiers()
+               << "ispressed=" << autoRepeatAction->isPressed() << oendl;
+
+        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;
+}