public boolean setStatus(
int currentMode,
boolean canChangeMode,
int currentPowerRole,
boolean canChangePowerRole,
int currentDataRole,
boolean canChangeDataRole,
int supportedRoleCombinations) {
mCanChangeMode = canChangeMode;
mCanChangePowerRole = canChangePowerRole;
mCanChangeDataRole = canChangeDataRole;
if (mUsbPortStatus == null
|| mUsbPortStatus.getCurrentMode() != currentMode
|| mUsbPortStatus.getCurrentPowerRole() != currentPowerRole
|| mUsbPortStatus.getCurrentDataRole() != currentDataRole
|| mUsbPortStatus.getSupportedRoleCombinations() != supportedRoleCombinations) {
mUsbPortStatus =
new UsbPortStatus(
currentMode, currentPowerRole, currentDataRole, supportedRoleCombinations);
return true;
}
return false;
}
public void updateHostState(UsbPort port, UsbPortStatus status) {
boolean hostConnected = status.getCurrentDataRole() == UsbPort.DATA_ROLE_HOST;
obtainMessage(MSG_UPDATE_HOST_STATE, hostConnected ? 1 : 0, 0).sendToTarget();
}