Add logic to classify input events into InputDeviceUsageSources
Bug: 275726706
Test: atest inputflinger_tests
Change-Id: I3edfe3b16d705498beb3453dff83cd2a84a9bc9d
diff --git a/services/inputflinger/reader/EventHub.cpp b/services/inputflinger/reader/EventHub.cpp
index 0354164..04747cc 100644
--- a/services/inputflinger/reader/EventHub.cpp
+++ b/services/inputflinger/reader/EventHub.cpp
@@ -58,6 +58,8 @@
#include "EventHub.h"
+#include "KeyCodeClassifications.h"
+
#define INDENT " "
#define INDENT2 " "
#define INDENT3 " "
@@ -189,14 +191,6 @@
return out;
}
-/* The set of all Android key codes that correspond to buttons (bit-switches) on a stylus. */
-static constexpr std::array<int32_t, 4> STYLUS_BUTTON_KEYCODES = {
- AKEYCODE_STYLUS_BUTTON_PRIMARY,
- AKEYCODE_STYLUS_BUTTON_SECONDARY,
- AKEYCODE_STYLUS_BUTTON_TERTIARY,
- AKEYCODE_STYLUS_BUTTON_TAIL,
-};
-
/**
* Return true if name matches "v4l-touch*"
*/
@@ -2060,15 +2054,6 @@
// ----------------------------------------------------------------------------
-static const int32_t GAMEPAD_KEYCODES[] = {
- AKEYCODE_BUTTON_A, AKEYCODE_BUTTON_B, AKEYCODE_BUTTON_C, //
- AKEYCODE_BUTTON_X, AKEYCODE_BUTTON_Y, AKEYCODE_BUTTON_Z, //
- AKEYCODE_BUTTON_L1, AKEYCODE_BUTTON_R1, //
- AKEYCODE_BUTTON_L2, AKEYCODE_BUTTON_R2, //
- AKEYCODE_BUTTON_THUMBL, AKEYCODE_BUTTON_THUMBR, //
- AKEYCODE_BUTTON_START, AKEYCODE_BUTTON_SELECT, AKEYCODE_BUTTON_MODE, //
-};
-
status_t EventHub::registerFdForEpoll(int fd) {
// TODO(b/121395353) - consider adding EPOLLRDHUP
struct epoll_event eventItem = {};
@@ -2391,31 +2376,23 @@
device->classes |= InputDeviceClass::ALPHAKEY;
}
- // See if this device has a DPAD.
- if (device->hasKeycodeLocked(AKEYCODE_DPAD_UP) &&
- device->hasKeycodeLocked(AKEYCODE_DPAD_DOWN) &&
- device->hasKeycodeLocked(AKEYCODE_DPAD_LEFT) &&
- device->hasKeycodeLocked(AKEYCODE_DPAD_RIGHT) &&
- device->hasKeycodeLocked(AKEYCODE_DPAD_CENTER)) {
+ // See if this device has a D-pad.
+ if (std::all_of(DPAD_REQUIRED_KEYCODES.begin(), DPAD_REQUIRED_KEYCODES.end(),
+ [&](int32_t keycode) { return device->hasKeycodeLocked(keycode); })) {
device->classes |= InputDeviceClass::DPAD;
}
// See if this device has a gamepad.
- for (size_t i = 0; i < sizeof(GAMEPAD_KEYCODES) / sizeof(GAMEPAD_KEYCODES[0]); i++) {
- if (device->hasKeycodeLocked(GAMEPAD_KEYCODES[i])) {
- device->classes |= InputDeviceClass::GAMEPAD;
- break;
- }
+ if (std::any_of(GAMEPAD_KEYCODES.begin(), GAMEPAD_KEYCODES.end(),
+ [&](int32_t keycode) { return device->hasKeycodeLocked(keycode); })) {
+ device->classes |= InputDeviceClass::GAMEPAD;
}
// See if this device has any stylus buttons that we would want to fuse with touch data.
- if (!device->classes.any(InputDeviceClass::TOUCH | InputDeviceClass::TOUCH_MT)) {
- for (int32_t keycode : STYLUS_BUTTON_KEYCODES) {
- if (device->hasKeycodeLocked(keycode)) {
- device->classes |= InputDeviceClass::EXTERNAL_STYLUS;
- break;
- }
- }
+ if (!device->classes.any(InputDeviceClass::TOUCH | InputDeviceClass::TOUCH_MT) &&
+ std::any_of(STYLUS_BUTTON_KEYCODES.begin(), STYLUS_BUTTON_KEYCODES.end(),
+ [&](int32_t keycode) { return device->hasKeycodeLocked(keycode); })) {
+ device->classes |= InputDeviceClass::EXTERNAL_STYLUS;
}
}