diff options
Diffstat (limited to 'libs/input/InputEventLabels.cpp')
| -rw-r--r-- | libs/input/InputEventLabels.cpp | 132 |
1 files changed, 118 insertions, 14 deletions
diff --git a/libs/input/InputEventLabels.cpp b/libs/input/InputEventLabels.cpp index 2d768ce573..f99a7d640e 100644 --- a/libs/input/InputEventLabels.cpp +++ b/libs/input/InputEventLabels.cpp @@ -16,6 +16,9 @@ #include <input/InputEventLabels.h> +#include <linux/input-event-codes.h> +#include <linux/input.h> + #define DEFINE_KEYCODE(key) { #key, AKEYCODE_##key } #define DEFINE_AXIS(axis) { #axis, AMOTION_EVENT_AXIS_##axis } #define DEFINE_LED(led) { #led, ALED_##led } @@ -23,6 +26,8 @@ namespace android { +// clang-format off + // NOTE: If you add a new keycode here you must also add it to several other files. // Refer to frameworks/base/core/java/android/view/KeyEvent.java for the full list. #define KEYCODES_SEQUENCE \ @@ -330,7 +335,19 @@ namespace android { DEFINE_KEYCODE(DEMO_APP_1), \ DEFINE_KEYCODE(DEMO_APP_2), \ DEFINE_KEYCODE(DEMO_APP_3), \ - DEFINE_KEYCODE(DEMO_APP_4) + DEFINE_KEYCODE(DEMO_APP_4), \ + DEFINE_KEYCODE(KEYBOARD_BACKLIGHT_DOWN), \ + DEFINE_KEYCODE(KEYBOARD_BACKLIGHT_UP), \ + DEFINE_KEYCODE(KEYBOARD_BACKLIGHT_TOGGLE), \ + DEFINE_KEYCODE(STYLUS_BUTTON_PRIMARY), \ + DEFINE_KEYCODE(STYLUS_BUTTON_SECONDARY), \ + DEFINE_KEYCODE(STYLUS_BUTTON_TERTIARY), \ + DEFINE_KEYCODE(STYLUS_BUTTON_TAIL), \ + DEFINE_KEYCODE(RECENT_APPS), \ + DEFINE_KEYCODE(MACRO_1), \ + DEFINE_KEYCODE(MACRO_2), \ + DEFINE_KEYCODE(MACRO_3), \ + DEFINE_KEYCODE(MACRO_4) // NOTE: If you add a new axis here you must also add it to several other files. // Refer to frameworks/base/core/java/android/view/MotionEvent.java for the full list. @@ -382,8 +399,12 @@ namespace android { DEFINE_AXIS(GENERIC_13), \ DEFINE_AXIS(GENERIC_14), \ DEFINE_AXIS(GENERIC_15), \ - DEFINE_AXIS(GENERIC_16) - + DEFINE_AXIS(GENERIC_16), \ + DEFINE_AXIS(GESTURE_X_OFFSET), \ + DEFINE_AXIS(GESTURE_Y_OFFSET), \ + DEFINE_AXIS(GESTURE_SCROLL_X_DISTANCE), \ + DEFINE_AXIS(GESTURE_SCROLL_Y_DISTANCE), \ + DEFINE_AXIS(GESTURE_PINCH_SCALE_FACTOR) // NOTE: If you add new LEDs here, you must also add them to Input.h #define LEDS_SEQUENCE \ @@ -409,6 +430,8 @@ namespace android { DEFINE_FLAG(GESTURE), \ DEFINE_FLAG(WAKE) +// clang-format on + // --- InputEventLookup --- const std::unordered_map<std::string, int> InputEventLookup::KEYCODES = {KEYCODES_SEQUENCE}; @@ -422,11 +445,11 @@ const std::unordered_map<std::string, int> InputEventLookup::LEDS = {LEDS_SEQUEN const std::unordered_map<std::string, int> InputEventLookup::FLAGS = {FLAGS_SEQUENCE}; -int InputEventLookup::lookupValueByLabel(const std::unordered_map<std::string, int>& map, - const char* literal) { +std::optional<int> InputEventLookup::lookupValueByLabel( + const std::unordered_map<std::string, int>& map, const char* literal) { std::string str(literal); auto it = map.find(str); - return it != map.end() ? it->second : 0; + return it != map.end() ? std::make_optional(it->second) : std::nullopt; } const char* InputEventLookup::lookupLabelByValue(const std::vector<InputEventLabel>& vec, @@ -437,8 +460,8 @@ const char* InputEventLookup::lookupLabelByValue(const std::vector<InputEventLab return nullptr; } -int32_t InputEventLookup::getKeyCodeByLabel(const char* label) { - return int32_t(lookupValueByLabel(KEYCODES, label)); +std::optional<int> InputEventLookup::getKeyCodeByLabel(const char* label) { + return lookupValueByLabel(KEYCODES, label); } const char* InputEventLookup::getLabelByKeyCode(int32_t keyCode) { @@ -448,20 +471,101 @@ const char* InputEventLookup::getLabelByKeyCode(int32_t keyCode) { return nullptr; } -uint32_t InputEventLookup::getKeyFlagByLabel(const char* label) { - return uint32_t(lookupValueByLabel(FLAGS, label)); +std::optional<int> InputEventLookup::getKeyFlagByLabel(const char* label) { + return lookupValueByLabel(FLAGS, label); } -int32_t InputEventLookup::getAxisByLabel(const char* label) { - return int32_t(lookupValueByLabel(AXES, label)); +std::optional<int> InputEventLookup::getAxisByLabel(const char* label) { + return lookupValueByLabel(AXES, label); } const char* InputEventLookup::getAxisLabel(int32_t axisId) { return lookupLabelByValue(AXES_NAMES, axisId); } -int32_t InputEventLookup::getLedByLabel(const char* label) { - return int32_t(lookupValueByLabel(LEDS, label)); +std::optional<int> InputEventLookup::getLedByLabel(const char* label) { + return lookupValueByLabel(LEDS, label); +} + +namespace { + +struct label { + const char* name; + int value; +}; + +#define LABEL(constant) \ + { #constant, constant } +#define LABEL_END \ + { nullptr, -1 } + +static struct label ev_key_value_labels[] = { + {"UP", 0}, + {"DOWN", 1}, + {"REPEAT", 2}, + LABEL_END, +}; + +#include "input.h-labels.h" + +#undef LABEL +#undef LABEL_END + +std::string getLabel(const label* labels, int value) { + if (labels == nullptr) return std::to_string(value); + while (labels->name != nullptr && value != labels->value) { + labels++; + } + return labels->name != nullptr ? labels->name : std::to_string(value); +} + +const label* getCodeLabelsForType(int32_t type) { + switch (type) { + case EV_SYN: + return syn_labels; + case EV_KEY: + return key_labels; + case EV_REL: + return rel_labels; + case EV_ABS: + return abs_labels; + case EV_SW: + return sw_labels; + case EV_MSC: + return msc_labels; + case EV_LED: + return led_labels; + case EV_REP: + return rep_labels; + case EV_SND: + return snd_labels; + case EV_FF: + return ff_labels; + case EV_FF_STATUS: + return ff_status_labels; + default: + return nullptr; + } +} + +const label* getValueLabelsForTypeAndCode(int32_t type, int32_t code) { + if (type == EV_KEY) { + return ev_key_value_labels; + } + if (type == EV_MSC && code == ABS_MT_TOOL_TYPE) { + return mt_tool_labels; + } + return nullptr; +} + +} // namespace + +EvdevEventLabel InputEventLookup::getLinuxEvdevLabel(int32_t type, int32_t code, int32_t value) { + return { + .type = getLabel(ev_labels, type), + .code = getLabel(getCodeLabelsForType(type), code), + .value = getLabel(getValueLabelsForTypeAndCode(type, code), value), + }; } } // namespace android |