44     private Call mCall;  field in CallButtonPresenter
79             mCall = callList.getOutgoingCall();  in onStateChange()
81             mCall = callList.getActiveOrBackgroundCall();  in onStateChange()
88                 if (oldState == InCallState.OUTGOING && mCall != null) {  in onStateChange()
89                     if (CallerInfoUtils.isVoiceMailNumber(ui.getContext(), mCall)) {  in onStateChange()
98             mCall = null;  in onStateChange()
100             mCall = null;  in onStateChange()
102         updateUi(newState, mCall);  in onStateChange()
116         if (getUi() != null && Objects.equals(call, mCall)) {  in onDetailsChanged()
128         if (getUi() != null && mCall != null) {  in onCanAddCallChanged()
129             updateCallButtons(mCall, getUi().getContext());  in onCanAddCallChanged()
201         if (mCall == null) {  in holdClicked()
205             Log.i(this, "Putting the call on hold: " + mCall);  in holdClicked()
206             TelecomAdapter.getInstance().holdCall(mCall.getId());  in holdClicked()
208             Log.i(this, "Removing the call from hold: " + mCall);  in holdClicked()
209             TelecomAdapter.getInstance().unholdCall(mCall.getId());  in holdClicked()
214         if (mCall == null) {  in swapClicked()
218         Log.i(this, "Swapping the call: " + mCall);  in swapClicked()
219         TelecomAdapter.getInstance().swap(mCall.getId());  in swapClicked()
223         TelecomAdapter.getInstance().merge(mCall.getId());  in mergeClicked()
236         VideoCall videoCall = mCall.getVideoCall();  in changeToVoiceClicked()
252         VideoCall videoCall = mCall.getVideoCall();  in changeToVideoClicked()
261         mCall.setSessionModificationState(Call.SessionModificationState.REQUEST_FAILED);  in changeToVideoClicked()
273         VideoCall videoCall = mCall.getVideoCall();  in switchCameraClicked()
292         VideoCall videoCall = mCall.getVideoCall();  in pauseVideoClicked()
300                     mCall.getVideoState() | VideoProfile.VideoState.PAUSED);  in pauseVideoClicked()
307                     mCall.getVideoState() & ~VideoProfile.VideoState.PAUSED);  in pauseVideoClicked()