summaryrefslogtreecommitdiff
path: root/libs/input/KeyCharacterMap.cpp
diff options
context:
space:
mode:
Diffstat (limited to 'libs/input/KeyCharacterMap.cpp')
-rw-r--r--libs/input/KeyCharacterMap.cpp492
1 files changed, 197 insertions, 295 deletions
diff --git a/libs/input/KeyCharacterMap.cpp b/libs/input/KeyCharacterMap.cpp
index f98de34632..a4cd239a92 100644
--- a/libs/input/KeyCharacterMap.cpp
+++ b/libs/input/KeyCharacterMap.cpp
@@ -43,7 +43,6 @@
// Enables debug output for mapping.
#define DEBUG_MAPPING 0
-
namespace android {
static const char* WHITESPACE = " \t\r";
@@ -86,75 +85,7 @@ static String8 toString(const char16_t* chars, size_t numChars) {
// --- KeyCharacterMap ---
-KeyCharacterMap::KeyCharacterMap(const std::string& filename)
- : mType(KeyboardType::UNKNOWN), mLoadFileName(filename) {}
-
-KeyCharacterMap::KeyCharacterMap(const KeyCharacterMap& other)
- : mType(other.mType),
- mLoadFileName(other.mLoadFileName),
- mLayoutOverlayApplied(other.mLayoutOverlayApplied),
- mKeysByScanCode(other.mKeysByScanCode),
- mKeysByUsageCode(other.mKeysByUsageCode) {
- for (size_t i = 0; i < other.mKeys.size(); i++) {
- mKeys.add(other.mKeys.keyAt(i), new Key(*other.mKeys.valueAt(i)));
- }
-}
-
-KeyCharacterMap::~KeyCharacterMap() {
- clear();
-}
-
-bool KeyCharacterMap::operator==(const KeyCharacterMap& other) const {
- if (mType != other.mType) {
- return false;
- }
- if (mLoadFileName != other.mLoadFileName) {
- return false;
- }
- if (mLayoutOverlayApplied != other.mLayoutOverlayApplied) {
- return false;
- }
- if (mKeys.size() != other.mKeys.size() ||
- mKeysByScanCode.size() != other.mKeysByScanCode.size() ||
- mKeysByUsageCode.size() != other.mKeysByUsageCode.size()) {
- return false;
- }
-
- for (size_t i = 0; i < mKeys.size(); i++) {
- if (mKeys.keyAt(i) != other.mKeys.keyAt(i)) {
- return false;
- }
- const Key* key = mKeys.valueAt(i);
- const Key* otherKey = other.mKeys.valueAt(i);
- if (key->label != otherKey->label || key->number != otherKey->number) {
- return false;
- }
- }
-
- for (size_t i = 0; i < mKeysByScanCode.size(); i++) {
- if (mKeysByScanCode.keyAt(i) != other.mKeysByScanCode.keyAt(i)) {
- return false;
- }
- if (mKeysByScanCode.valueAt(i) != other.mKeysByScanCode.valueAt(i)) {
- return false;
- }
- }
-
- for (size_t i = 0; i < mKeysByUsageCode.size(); i++) {
- if (mKeysByUsageCode.keyAt(i) != other.mKeysByUsageCode.keyAt(i)) {
- return false;
- }
- if (mKeysByUsageCode.valueAt(i) != other.mKeysByUsageCode.valueAt(i)) {
- return false;
- }
- }
-
- return true;
-}
-
-bool KeyCharacterMap::operator!=(const KeyCharacterMap& other) const {
- return !(*this == other);
-}
+KeyCharacterMap::KeyCharacterMap(const std::string& filename) : mLoadFileName(filename) {}
base::Result<std::shared_ptr<KeyCharacterMap>> KeyCharacterMap::load(const std::string& filename,
Format format) {
@@ -220,10 +151,6 @@ status_t KeyCharacterMap::load(Tokenizer* tokenizer, Format format) {
void KeyCharacterMap::clear() {
mKeysByScanCode.clear();
mKeysByUsageCode.clear();
- for (size_t i = 0; i < mKeys.size(); i++) {
- Key* key = mKeys.editValueAt(i);
- delete key;
- }
mKeys.clear();
mLayoutOverlayApplied = false;
mType = KeyboardType::UNKNOWN;
@@ -246,30 +173,27 @@ void KeyCharacterMap::combine(const KeyCharacterMap& overlay) {
if (mLayoutOverlayApplied) {
reloadBaseFromFile();
}
- for (size_t i = 0; i < overlay.mKeys.size(); i++) {
- int32_t keyCode = overlay.mKeys.keyAt(i);
- Key* key = overlay.mKeys.valueAt(i);
- ssize_t oldIndex = mKeys.indexOfKey(keyCode);
- if (oldIndex >= 0) {
- delete mKeys.valueAt(oldIndex);
- mKeys.editValueAt(oldIndex) = new Key(*key);
- } else {
- mKeys.add(keyCode, new Key(*key));
- }
+ for (const auto& [keyCode, key] : overlay.mKeys) {
+ mKeys.insert_or_assign(keyCode, key);
}
- for (size_t i = 0; i < overlay.mKeysByScanCode.size(); i++) {
- mKeysByScanCode.replaceValueFor(overlay.mKeysByScanCode.keyAt(i),
- overlay.mKeysByScanCode.valueAt(i));
+ for (const auto& [fromScanCode, toAndroidKeyCode] : overlay.mKeysByScanCode) {
+ mKeysByScanCode.insert_or_assign(fromScanCode, toAndroidKeyCode);
}
- for (size_t i = 0; i < overlay.mKeysByUsageCode.size(); i++) {
- mKeysByUsageCode.replaceValueFor(overlay.mKeysByUsageCode.keyAt(i),
- overlay.mKeysByUsageCode.valueAt(i));
+ for (const auto& [fromHidUsageCode, toAndroidKeyCode] : overlay.mKeysByUsageCode) {
+ mKeysByUsageCode.insert_or_assign(fromHidUsageCode, toAndroidKeyCode);
}
mLayoutOverlayApplied = true;
}
+void KeyCharacterMap::clearLayoutOverlay() {
+ if (mLayoutOverlayApplied) {
+ reloadBaseFromFile();
+ mLayoutOverlayApplied = false;
+ }
+}
+
KeyCharacterMap::KeyboardType KeyCharacterMap::getKeyboardType() const {
return mType;
}
@@ -280,8 +204,8 @@ const std::string KeyCharacterMap::getLoadFileName() const {
char16_t KeyCharacterMap::getDisplayLabel(int32_t keyCode) const {
char16_t result = 0;
- const Key* key;
- if (getKey(keyCode, &key)) {
+ const Key* key = getKey(keyCode);
+ if (key != nullptr) {
result = key->label;
}
#if DEBUG_MAPPING
@@ -292,8 +216,8 @@ char16_t KeyCharacterMap::getDisplayLabel(int32_t keyCode) const {
char16_t KeyCharacterMap::getNumber(int32_t keyCode) const {
char16_t result = 0;
- const Key* key;
- if (getKey(keyCode, &key)) {
+ const Key* key = getKey(keyCode);
+ if (key != nullptr) {
result = key->number;
}
#if DEBUG_MAPPING
@@ -304,9 +228,8 @@ char16_t KeyCharacterMap::getNumber(int32_t keyCode) const {
char16_t KeyCharacterMap::getCharacter(int32_t keyCode, int32_t metaState) const {
char16_t result = 0;
- const Key* key;
- const Behavior* behavior;
- if (getKeyBehavior(keyCode, metaState, &key, &behavior)) {
+ const Behavior* behavior = getKeyBehavior(keyCode, metaState);
+ if (behavior != nullptr) {
result = behavior->character;
}
#if DEBUG_MAPPING
@@ -321,9 +244,8 @@ bool KeyCharacterMap::getFallbackAction(int32_t keyCode, int32_t metaState,
outFallbackAction->metaState = 0;
bool result = false;
- const Key* key;
- const Behavior* behavior;
- if (getKeyBehavior(keyCode, metaState, &key, &behavior)) {
+ const Behavior* behavior = getKeyBehavior(keyCode, metaState);
+ if (behavior != nullptr) {
if (behavior->fallbackKeyCode) {
outFallbackAction->keyCode = behavior->fallbackKeyCode;
outFallbackAction->metaState = metaState & ~behavior->metaState;
@@ -342,30 +264,26 @@ bool KeyCharacterMap::getFallbackAction(int32_t keyCode, int32_t metaState,
char16_t KeyCharacterMap::getMatch(int32_t keyCode, const char16_t* chars, size_t numChars,
int32_t metaState) const {
char16_t result = 0;
- const Key* key;
- if (getKey(keyCode, &key)) {
+ const Key* key = getKey(keyCode);
+ if (key != nullptr) {
// Try to find the most general behavior that maps to this character.
// For example, the base key behavior will usually be last in the list.
// However, if we find a perfect meta state match for one behavior then use that one.
- for (const Behavior* behavior = key->firstBehavior; behavior; behavior = behavior->next) {
- if (behavior->character) {
+ for (const Behavior& behavior : key->behaviors) {
+ if (behavior.character) {
for (size_t i = 0; i < numChars; i++) {
- if (behavior->character == chars[i]) {
- result = behavior->character;
- if ((behavior->metaState & metaState) == behavior->metaState) {
- goto ExactMatch;
+ if (behavior.character == chars[i]) {
+ result = behavior.character;
+ if ((behavior.metaState & metaState) == behavior.metaState) {
+ // Found exact match!
+ return result;
}
break;
}
}
}
}
- ExactMatch: ;
}
-#if DEBUG_MAPPING
- ALOGD("getMatch: keyCode=%d, chars=[%s], metaState=0x%08x ~ Result %d.", keyCode,
- toString(chars, numChars).c_str(), metaState, result);
-#endif
return result;
}
@@ -402,11 +320,26 @@ bool KeyCharacterMap::getEvents(int32_t deviceId, const char16_t* chars, size_t
return true;
}
+void KeyCharacterMap::addKeyRemapping(int32_t fromKeyCode, int32_t toKeyCode) {
+ if (fromKeyCode == toKeyCode) {
+ mKeyRemapping.erase(fromKeyCode);
+#if DEBUG_MAPPING
+ ALOGD("addKeyRemapping: Cleared remapping forKeyCode=%d ~ Result Successful.", fromKeyCode);
+#endif
+ return;
+ }
+ mKeyRemapping.insert_or_assign(fromKeyCode, toKeyCode);
+#if DEBUG_MAPPING
+ ALOGD("addKeyRemapping: fromKeyCode=%d, toKeyCode=%d ~ Result Successful.", fromKeyCode,
+ toKeyCode);
+#endif
+}
+
status_t KeyCharacterMap::mapKey(int32_t scanCode, int32_t usageCode, int32_t* outKeyCode) const {
if (usageCode) {
- ssize_t index = mKeysByUsageCode.indexOfKey(usageCode);
- if (index >= 0) {
- *outKeyCode = mKeysByUsageCode.valueAt(index);
+ const auto it = mKeysByUsageCode.find(usageCode);
+ if (it != mKeysByUsageCode.end()) {
+ *outKeyCode = it->second;
#if DEBUG_MAPPING
ALOGD("mapKey: scanCode=%d, usageCode=0x%08x ~ Result keyCode=%d.",
scanCode, usageCode, *outKeyCode);
@@ -415,9 +348,9 @@ status_t KeyCharacterMap::mapKey(int32_t scanCode, int32_t usageCode, int32_t* o
}
}
if (scanCode) {
- ssize_t index = mKeysByScanCode.indexOfKey(scanCode);
- if (index >= 0) {
- *outKeyCode = mKeysByScanCode.valueAt(index);
+ const auto it = mKeysByScanCode.find(scanCode);
+ if (it != mKeysByScanCode.end()) {
+ *outKeyCode = it->second;
#if DEBUG_MAPPING
ALOGD("mapKey: scanCode=%d, usageCode=0x%08x ~ Result keyCode=%d.",
scanCode, usageCode, *outKeyCode);
@@ -433,72 +366,80 @@ status_t KeyCharacterMap::mapKey(int32_t scanCode, int32_t usageCode, int32_t* o
return NAME_NOT_FOUND;
}
-void KeyCharacterMap::tryRemapKey(int32_t keyCode, int32_t metaState,
- int32_t *outKeyCode, int32_t *outMetaState) const {
- *outKeyCode = keyCode;
- *outMetaState = metaState;
+int32_t KeyCharacterMap::applyKeyRemapping(int32_t fromKeyCode) const {
+ int32_t toKeyCode = fromKeyCode;
+
+ const auto it = mKeyRemapping.find(fromKeyCode);
+ if (it != mKeyRemapping.end()) {
+ toKeyCode = it->second;
+ }
+#if DEBUG_MAPPING
+ ALOGD("applyKeyRemapping: keyCode=%d ~ replacement keyCode=%d.", fromKeyCode, toKeyCode);
+#endif
+ return toKeyCode;
+}
+
+std::pair<int32_t, int32_t> KeyCharacterMap::applyKeyBehavior(int32_t fromKeyCode,
+ int32_t fromMetaState) const {
+ int32_t toKeyCode = fromKeyCode;
+ int32_t toMetaState = fromMetaState;
- const Key* key;
- const Behavior* behavior;
- if (getKeyBehavior(keyCode, metaState, &key, &behavior)) {
+ const Behavior* behavior = getKeyBehavior(fromKeyCode, fromMetaState);
+ if (behavior != nullptr) {
if (behavior->replacementKeyCode) {
- *outKeyCode = behavior->replacementKeyCode;
- int32_t newMetaState = metaState & ~behavior->metaState;
+ toKeyCode = behavior->replacementKeyCode;
+ toMetaState = fromMetaState & ~behavior->metaState;
// Reset dependent meta states.
if (behavior->metaState & AMETA_ALT_ON) {
- newMetaState &= ~(AMETA_ALT_LEFT_ON | AMETA_ALT_RIGHT_ON);
+ toMetaState &= ~(AMETA_ALT_LEFT_ON | AMETA_ALT_RIGHT_ON);
}
if (behavior->metaState & (AMETA_ALT_LEFT_ON | AMETA_ALT_RIGHT_ON)) {
- newMetaState &= ~AMETA_ALT_ON;
+ toMetaState &= ~AMETA_ALT_ON;
}
if (behavior->metaState & AMETA_CTRL_ON) {
- newMetaState &= ~(AMETA_CTRL_LEFT_ON | AMETA_CTRL_RIGHT_ON);
+ toMetaState &= ~(AMETA_CTRL_LEFT_ON | AMETA_CTRL_RIGHT_ON);
}
if (behavior->metaState & (AMETA_CTRL_LEFT_ON | AMETA_CTRL_RIGHT_ON)) {
- newMetaState &= ~AMETA_CTRL_ON;
+ toMetaState &= ~AMETA_CTRL_ON;
}
if (behavior->metaState & AMETA_SHIFT_ON) {
- newMetaState &= ~(AMETA_SHIFT_LEFT_ON | AMETA_SHIFT_RIGHT_ON);
+ toMetaState &= ~(AMETA_SHIFT_LEFT_ON | AMETA_SHIFT_RIGHT_ON);
}
if (behavior->metaState & (AMETA_SHIFT_LEFT_ON | AMETA_SHIFT_RIGHT_ON)) {
- newMetaState &= ~AMETA_SHIFT_ON;
+ toMetaState &= ~AMETA_SHIFT_ON;
}
// ... and put universal bits back if needed
- *outMetaState = normalizeMetaState(newMetaState);
+ toMetaState = normalizeMetaState(toMetaState);
}
}
#if DEBUG_MAPPING
- ALOGD("tryRemapKey: keyCode=%d, metaState=0x%08x ~ "
- "replacement keyCode=%d, replacement metaState=0x%08x.",
- keyCode, metaState, *outKeyCode, *outMetaState);
+ ALOGD("applyKeyBehavior: keyCode=%d, metaState=0x%08x ~ "
+ "replacement keyCode=%d, replacement metaState=0x%08x.",
+ fromKeyCode, fromMetaState, toKeyCode, toMetaState);
#endif
+ return std::make_pair(toKeyCode, toMetaState);
}
-bool KeyCharacterMap::getKey(int32_t keyCode, const Key** outKey) const {
- ssize_t index = mKeys.indexOfKey(keyCode);
- if (index >= 0) {
- *outKey = mKeys.valueAt(index);
- return true;
+const KeyCharacterMap::Key* KeyCharacterMap::getKey(int32_t keyCode) const {
+ auto it = mKeys.find(keyCode);
+ if (it != mKeys.end()) {
+ return &it->second;
}
- return false;
+ return nullptr;
}
-bool KeyCharacterMap::getKeyBehavior(int32_t keyCode, int32_t metaState,
- const Key** outKey, const Behavior** outBehavior) const {
- const Key* key;
- if (getKey(keyCode, &key)) {
- const Behavior* behavior = key->firstBehavior;
- while (behavior) {
- if (matchesMetaState(metaState, behavior->metaState)) {
- *outKey = key;
- *outBehavior = behavior;
- return true;
+const KeyCharacterMap::Behavior* KeyCharacterMap::getKeyBehavior(int32_t keyCode,
+ int32_t metaState) const {
+ const Key* key = getKey(keyCode);
+ if (key != nullptr) {
+ for (const Behavior& behavior : key->behaviors) {
+ if (matchesMetaState(metaState, behavior.metaState)) {
+ return &behavior;
}
- behavior = behavior->next;
}
}
- return false;
+ return nullptr;
}
bool KeyCharacterMap::matchesMetaState(int32_t eventMetaState, int32_t behaviorMetaState) {
@@ -537,19 +478,17 @@ bool KeyCharacterMap::findKey(char16_t ch, int32_t* outKeyCode, int32_t* outMeta
return false;
}
- for (size_t i = 0; i < mKeys.size(); i++) {
- const Key* key = mKeys.valueAt(i);
-
+ for (const auto& [keyCode, key] : mKeys) {
// Try to find the most general behavior that maps to this character.
// For example, the base key behavior will usually be last in the list.
const Behavior* found = nullptr;
- for (const Behavior* behavior = key->firstBehavior; behavior; behavior = behavior->next) {
- if (behavior->character == ch) {
- found = behavior;
+ for (const Behavior& behavior : key.behaviors) {
+ if (behavior.character == ch) {
+ found = &behavior;
}
}
- if (found) {
- *outKeyCode = mKeys.keyAt(i);
+ if (found != nullptr) {
+ *outKeyCode = keyCode;
*outMetaState = found->metaState;
return true;
}
@@ -701,12 +640,7 @@ std::shared_ptr<KeyCharacterMap> KeyCharacterMap::readFromParcel(Parcel* parcel)
return nullptr;
}
- Key* key = new Key();
- key->label = label;
- key->number = number;
- map->mKeys.add(keyCode, key);
-
- Behavior* lastBehavior = nullptr;
+ Key key{.label = label, .number = number};
while (parcel->readInt32()) {
int32_t metaState = parcel->readInt32();
char16_t character = parcel->readInt32();
@@ -716,23 +650,31 @@ std::shared_ptr<KeyCharacterMap> KeyCharacterMap::readFromParcel(Parcel* parcel)
return nullptr;
}
- Behavior* behavior = new Behavior();
- behavior->metaState = metaState;
- behavior->character = character;
- behavior->fallbackKeyCode = fallbackKeyCode;
- behavior->replacementKeyCode = replacementKeyCode;
- if (lastBehavior) {
- lastBehavior->next = behavior;
- } else {
- key->firstBehavior = behavior;
- }
- lastBehavior = behavior;
+ key.behaviors.push_back({
+ .metaState = metaState,
+ .character = character,
+ .fallbackKeyCode = fallbackKeyCode,
+ .replacementKeyCode = replacementKeyCode,
+ });
}
+ map->mKeys.emplace(keyCode, std::move(key));
if (parcel->errorCheck()) {
return nullptr;
}
}
+ size_t numKeyRemapping = parcel->readInt32();
+ if (parcel->errorCheck()) {
+ return nullptr;
+ }
+ for (size_t i = 0; i < numKeyRemapping; i++) {
+ int32_t key = parcel->readInt32();
+ int32_t value = parcel->readInt32();
+ map->mKeyRemapping.insert_or_assign(key, value);
+ if (parcel->errorCheck()) {
+ return nullptr;
+ }
+ }
size_t numKeysByScanCode = parcel->readInt32();
if (parcel->errorCheck()) {
return nullptr;
@@ -740,7 +682,7 @@ std::shared_ptr<KeyCharacterMap> KeyCharacterMap::readFromParcel(Parcel* parcel)
for (size_t i = 0; i < numKeysByScanCode; i++) {
int32_t key = parcel->readInt32();
int32_t value = parcel->readInt32();
- map->mKeysByScanCode.add(key, value);
+ map->mKeysByScanCode.insert_or_assign(key, value);
if (parcel->errorCheck()) {
return nullptr;
}
@@ -752,7 +694,7 @@ std::shared_ptr<KeyCharacterMap> KeyCharacterMap::readFromParcel(Parcel* parcel)
for (size_t i = 0; i < numKeysByUsageCode; i++) {
int32_t key = parcel->readInt32();
int32_t value = parcel->readInt32();
- map->mKeysByUsageCode.add(key, value);
+ map->mKeysByUsageCode.insert_or_assign(key, value);
if (parcel->errorCheck()) {
return nullptr;
}
@@ -771,81 +713,46 @@ void KeyCharacterMap::writeToParcel(Parcel* parcel) const {
size_t numKeys = mKeys.size();
parcel->writeInt32(numKeys);
- for (size_t i = 0; i < numKeys; i++) {
- int32_t keyCode = mKeys.keyAt(i);
- const Key* key = mKeys.valueAt(i);
+ for (const auto& [keyCode, key] : mKeys) {
parcel->writeInt32(keyCode);
- parcel->writeInt32(key->label);
- parcel->writeInt32(key->number);
- for (const Behavior* behavior = key->firstBehavior; behavior != nullptr;
- behavior = behavior->next) {
+ parcel->writeInt32(key.label);
+ parcel->writeInt32(key.number);
+ for (const Behavior& behavior : key.behaviors) {
parcel->writeInt32(1);
- parcel->writeInt32(behavior->metaState);
- parcel->writeInt32(behavior->character);
- parcel->writeInt32(behavior->fallbackKeyCode);
- parcel->writeInt32(behavior->replacementKeyCode);
+ parcel->writeInt32(behavior.metaState);
+ parcel->writeInt32(behavior.character);
+ parcel->writeInt32(behavior.fallbackKeyCode);
+ parcel->writeInt32(behavior.replacementKeyCode);
}
parcel->writeInt32(0);
}
+ size_t numKeyRemapping = mKeyRemapping.size();
+ parcel->writeInt32(numKeyRemapping);
+ for (auto const& [fromAndroidKeyCode, toAndroidKeyCode] : mKeyRemapping) {
+ parcel->writeInt32(fromAndroidKeyCode);
+ parcel->writeInt32(toAndroidKeyCode);
+ }
size_t numKeysByScanCode = mKeysByScanCode.size();
parcel->writeInt32(numKeysByScanCode);
- for (size_t i = 0; i < numKeysByScanCode; i++) {
- parcel->writeInt32(mKeysByScanCode.keyAt(i));
- parcel->writeInt32(mKeysByScanCode.valueAt(i));
+ for (auto const& [fromScanCode, toAndroidKeyCode] : mKeysByScanCode) {
+ parcel->writeInt32(fromScanCode);
+ parcel->writeInt32(toAndroidKeyCode);
}
size_t numKeysByUsageCode = mKeysByUsageCode.size();
parcel->writeInt32(numKeysByUsageCode);
- for (size_t i = 0; i < numKeysByUsageCode; i++) {
- parcel->writeInt32(mKeysByUsageCode.keyAt(i));
- parcel->writeInt32(mKeysByUsageCode.valueAt(i));
+ for (auto const& [fromUsageCode, toAndroidKeyCode] : mKeysByUsageCode) {
+ parcel->writeInt32(fromUsageCode);
+ parcel->writeInt32(toAndroidKeyCode);
}
}
#endif // __linux__
-// --- KeyCharacterMap::Key ---
-
-KeyCharacterMap::Key::Key() :
- label(0), number(0), firstBehavior(nullptr) {
-}
-
-KeyCharacterMap::Key::Key(const Key& other) :
- label(other.label), number(other.number),
- firstBehavior(other.firstBehavior ? new Behavior(*other.firstBehavior) : nullptr) {
-}
-
-KeyCharacterMap::Key::~Key() {
- Behavior* behavior = firstBehavior;
- while (behavior) {
- Behavior* next = behavior->next;
- delete behavior;
- behavior = next;
- }
-}
-
-
-// --- KeyCharacterMap::Behavior ---
-
-KeyCharacterMap::Behavior::Behavior() :
- next(nullptr), metaState(0), character(0), fallbackKeyCode(0), replacementKeyCode(0) {
-}
-
-KeyCharacterMap::Behavior::Behavior(const Behavior& other) :
- next(other.next ? new Behavior(*other.next) : nullptr),
- metaState(other.metaState), character(other.character),
- fallbackKeyCode(other.fallbackKeyCode),
- replacementKeyCode(other.replacementKeyCode) {
-}
-
-
// --- KeyCharacterMap::Parser ---
KeyCharacterMap::Parser::Parser(KeyCharacterMap* map, Tokenizer* tokenizer, Format format) :
mMap(map), mTokenizer(tokenizer), mFormat(format), mState(STATE_TOP) {
}
-KeyCharacterMap::Parser::~Parser() {
-}
-
status_t KeyCharacterMap::Parser::parse() {
while (!mTokenizer->isEof()) {
#if DEBUG_PARSER
@@ -888,9 +795,9 @@ status_t KeyCharacterMap::Parser::parse() {
mTokenizer->skipDelimiters(WHITESPACE);
if (!mTokenizer->isEol() && mTokenizer->peekChar() != '#') {
- ALOGE("%s: Expected end of line or trailing comment, got '%s'.",
- mTokenizer->getLocation().c_str(), mTokenizer->peekRemainderOfLine().c_str());
- return BAD_VALUE;
+ ALOGE("%s: Expected end of line or trailing comment, got '%s'.",
+ mTokenizer->getLocation().c_str(), mTokenizer->peekRemainderOfLine().c_str());
+ return BAD_VALUE;
}
}
@@ -990,17 +897,17 @@ status_t KeyCharacterMap::Parser::parseMapKey() {
mapUsage ? "usage" : "scan code", codeToken.c_str());
return BAD_VALUE;
}
- KeyedVector<int32_t, int32_t>& map =
- mapUsage ? mMap->mKeysByUsageCode : mMap->mKeysByScanCode;
- if (map.indexOfKey(code) >= 0) {
+ std::map<int32_t, int32_t>& map = mapUsage ? mMap->mKeysByUsageCode : mMap->mKeysByScanCode;
+ const auto it = map.find(code);
+ if (it != map.end()) {
ALOGE("%s: Duplicate entry for key %s '%s'.", mTokenizer->getLocation().c_str(),
- mapUsage ? "usage" : "scan code", codeToken.c_str());
+ mapUsage ? "usage" : "scan code", codeToken.c_str());
return BAD_VALUE;
}
mTokenizer->skipDelimiters(WHITESPACE);
String8 keyCodeToken = mTokenizer->nextToken(WHITESPACE);
- int32_t keyCode = InputEventLookup::getKeyCodeByLabel(keyCodeToken.c_str());
+ std::optional<int> keyCode = InputEventLookup::getKeyCodeByLabel(keyCodeToken.c_str());
if (!keyCode) {
ALOGE("%s: Expected key code label, got '%s'.", mTokenizer->getLocation().c_str(),
keyCodeToken.c_str());
@@ -1011,21 +918,21 @@ status_t KeyCharacterMap::Parser::parseMapKey() {
ALOGD("Parsed map key %s: code=%d, keyCode=%d.",
mapUsage ? "usage" : "scan code", code, keyCode);
#endif
- map.add(code, keyCode);
+ map.insert_or_assign(code, *keyCode);
return NO_ERROR;
}
status_t KeyCharacterMap::Parser::parseKey() {
String8 keyCodeToken = mTokenizer->nextToken(WHITESPACE);
- int32_t keyCode = InputEventLookup::getKeyCodeByLabel(keyCodeToken.c_str());
+ std::optional<int> keyCode = InputEventLookup::getKeyCodeByLabel(keyCodeToken.c_str());
if (!keyCode) {
ALOGE("%s: Expected key code label, got '%s'.", mTokenizer->getLocation().c_str(),
keyCodeToken.c_str());
return BAD_VALUE;
}
- if (mMap->mKeys.indexOfKey(keyCode) >= 0) {
+ if (mMap->mKeys.find(*keyCode) != mMap->mKeys.end()) {
ALOGE("%s: Duplicate entry for key code '%s'.", mTokenizer->getLocation().c_str(),
- keyCodeToken.c_str());
+ keyCodeToken.c_str());
return BAD_VALUE;
}
@@ -1037,31 +944,29 @@ status_t KeyCharacterMap::Parser::parseKey() {
return BAD_VALUE;
}
-#if DEBUG_PARSER
- ALOGD("Parsed beginning of key: keyCode=%d.", keyCode);
-#endif
- mKeyCode = keyCode;
- mMap->mKeys.add(keyCode, new Key());
+ ALOGD_IF(DEBUG_PARSER, "Parsed beginning of key: keyCode=%d.", *keyCode);
+ mKeyCode = *keyCode;
+ mMap->mKeys.emplace(*keyCode, Key{});
mState = STATE_KEY;
return NO_ERROR;
}
status_t KeyCharacterMap::Parser::parseKeyProperty() {
- Key* key = mMap->mKeys.valueFor(mKeyCode);
+ Key& key = mMap->mKeys[mKeyCode];
String8 token = mTokenizer->nextToken(WHITESPACE_OR_PROPERTY_DELIMITER);
if (token == "}") {
mState = STATE_TOP;
return finishKey(key);
}
- Vector<Property> properties;
+ std::vector<Property> properties;
// Parse all comma-delimited property names up to the first colon.
for (;;) {
if (token == "label") {
- properties.add(Property(PROPERTY_LABEL));
+ properties.emplace_back(PROPERTY_LABEL);
} else if (token == "number") {
- properties.add(Property(PROPERTY_NUMBER));
+ properties.emplace_back(PROPERTY_NUMBER);
} else {
int32_t metaState;
status_t status = parseModifier(token.c_str(), &metaState);
@@ -1070,7 +975,7 @@ status_t KeyCharacterMap::Parser::parseKeyProperty() {
mTokenizer->getLocation().c_str(), token.c_str());
return status;
}
- properties.add(Property(PROPERTY_META, metaState));
+ properties.emplace_back(PROPERTY_META, metaState);
}
mTokenizer->skipDelimiters(WHITESPACE);
@@ -1135,7 +1040,7 @@ status_t KeyCharacterMap::Parser::parseKeyProperty() {
} else if (token == "fallback") {
mTokenizer->skipDelimiters(WHITESPACE);
token = mTokenizer->nextToken(WHITESPACE);
- int32_t keyCode = InputEventLookup::getKeyCodeByLabel(token.c_str());
+ std::optional<int> keyCode = InputEventLookup::getKeyCodeByLabel(token.c_str());
if (!keyCode) {
ALOGE("%s: Invalid key code label for fallback behavior, got '%s'.",
mTokenizer->getLocation().c_str(), token.c_str());
@@ -1146,12 +1051,12 @@ status_t KeyCharacterMap::Parser::parseKeyProperty() {
mTokenizer->getLocation().c_str());
return BAD_VALUE;
}
- behavior.fallbackKeyCode = keyCode;
+ behavior.fallbackKeyCode = *keyCode;
haveFallback = true;
} else if (token == "replace") {
mTokenizer->skipDelimiters(WHITESPACE);
token = mTokenizer->nextToken(WHITESPACE);
- int32_t keyCode = InputEventLookup::getKeyCodeByLabel(token.c_str());
+ std::optional<int> keyCode = InputEventLookup::getKeyCodeByLabel(token.c_str());
if (!keyCode) {
ALOGE("%s: Invalid key code label for replace, got '%s'.",
mTokenizer->getLocation().c_str(), token.c_str());
@@ -1167,7 +1072,7 @@ status_t KeyCharacterMap::Parser::parseKeyProperty() {
mTokenizer->getLocation().c_str());
return BAD_VALUE;
}
- behavior.replacementKeyCode = keyCode;
+ behavior.replacementKeyCode = *keyCode;
haveReplacement = true;
} else {
@@ -1180,47 +1085,44 @@ status_t KeyCharacterMap::Parser::parseKeyProperty() {
} while (!mTokenizer->isEol() && mTokenizer->peekChar() != '#');
// Add the behavior.
- for (size_t i = 0; i < properties.size(); i++) {
- const Property& property = properties.itemAt(i);
+ for (const Property& property : properties) {
switch (property.property) {
case PROPERTY_LABEL:
- if (key->label) {
- ALOGE("%s: Duplicate label for key.", mTokenizer->getLocation().c_str());
- return BAD_VALUE;
- }
- key->label = behavior.character;
+ if (key.label) {
+ ALOGE("%s: Duplicate label for key.", mTokenizer->getLocation().c_str());
+ return BAD_VALUE;
+ }
+ key.label = behavior.character;
#if DEBUG_PARSER
- ALOGD("Parsed key label: keyCode=%d, label=%d.", mKeyCode, key->label);
+ ALOGD("Parsed key label: keyCode=%d, label=%d.", mKeyCode, key.label);
#endif
break;
case PROPERTY_NUMBER:
- if (key->number) {
- ALOGE("%s: Duplicate number for key.", mTokenizer->getLocation().c_str());
- return BAD_VALUE;
+ if (key.number) {
+ ALOGE("%s: Duplicate number for key.", mTokenizer->getLocation().c_str());
+ return BAD_VALUE;
}
- key->number = behavior.character;
+ key.number = behavior.character;
#if DEBUG_PARSER
- ALOGD("Parsed key number: keyCode=%d, number=%d.", mKeyCode, key->number);
+ ALOGD("Parsed key number: keyCode=%d, number=%d.", mKeyCode, key.number);
#endif
break;
case PROPERTY_META: {
- for (Behavior* b = key->firstBehavior; b; b = b->next) {
- if (b->metaState == property.metaState) {
+ for (const Behavior& b : key.behaviors) {
+ if (b.metaState == property.metaState) {
ALOGE("%s: Duplicate key behavior for modifier.",
mTokenizer->getLocation().c_str());
return BAD_VALUE;
- }
+ }
}
- Behavior* newBehavior = new Behavior(behavior);
- newBehavior->metaState = property.metaState;
- newBehavior->next = key->firstBehavior;
- key->firstBehavior = newBehavior;
-#if DEBUG_PARSER
- ALOGD("Parsed key meta: keyCode=%d, meta=0x%x, char=%d, fallback=%d replace=%d.",
- mKeyCode,
- newBehavior->metaState, newBehavior->character,
- newBehavior->fallbackKeyCode, newBehavior->replacementKeyCode);
-#endif
+ Behavior newBehavior = behavior;
+ newBehavior.metaState = property.metaState;
+ key.behaviors.push_front(newBehavior);
+ ALOGD_IF(DEBUG_PARSER,
+ "Parsed key meta: keyCode=%d, meta=0x%x, char=%d, fallback=%d replace=%d.",
+ mKeyCode, key.behaviors.front().metaState, key.behaviors.front().character,
+ key.behaviors.front().fallbackKeyCode,
+ key.behaviors.front().replacementKeyCode);
break;
}
}
@@ -1228,13 +1130,13 @@ status_t KeyCharacterMap::Parser::parseKeyProperty() {
return NO_ERROR;
}
-status_t KeyCharacterMap::Parser::finishKey(Key* key) {
+status_t KeyCharacterMap::Parser::finishKey(Key& key) {
// Fill in default number property.
- if (!key->number) {
+ if (!key.number) {
char16_t digit = 0;
char16_t symbol = 0;
- for (Behavior* b = key->firstBehavior; b; b = b->next) {
- char16_t ch = b->character;
+ for (const Behavior& b : key.behaviors) {
+ char16_t ch = b.character;
if (ch) {
if (ch >= '0' && ch <= '9') {
digit = ch;
@@ -1245,7 +1147,7 @@ status_t KeyCharacterMap::Parser::finishKey(Key* key) {
}
}
}
- key->number = digit ? digit : symbol;
+ key.number = digit ? digit : symbol;
}
return NO_ERROR;
}
generated by cgit v1.2.3-59-g8ed1b (git 2.39.0) at 2025-10-20 17:49:36 +0000