| /* |
| * Copyright (C) 2009 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package com.android.phone; |
| |
| import android.content.Context; |
| import android.graphics.drawable.Drawable; |
| import android.graphics.drawable.LayerDrawable; |
| import android.os.Handler; |
| import android.os.Message; |
| import android.os.SystemClock; |
| import android.util.AttributeSet; |
| import android.util.Log; |
| import android.view.LayoutInflater; |
| import android.view.Menu; |
| import android.view.MenuItem; |
| import android.view.MotionEvent; |
| import android.view.View; |
| import android.view.ViewGroup; |
| import android.view.animation.AlphaAnimation; |
| import android.view.animation.Animation; |
| import android.view.animation.Animation.AnimationListener; |
| import android.widget.CompoundButton; |
| import android.widget.FrameLayout; |
| import android.widget.ImageButton; |
| import android.widget.PopupMenu; |
| |
| import com.android.internal.telephony.Call; |
| import com.android.internal.telephony.Phone; |
| import com.android.internal.widget.multiwaveview.MultiWaveView; |
| import com.android.internal.widget.multiwaveview.MultiWaveView.OnTriggerListener; |
| import com.android.internal.telephony.CallManager; |
| |
| |
| /** |
| * In-call onscreen touch UI elements, used on some platforms. |
| * |
| * This widget is a fullscreen overlay, drawn on top of the |
| * non-touch-sensitive parts of the in-call UI (i.e. the call card). |
| */ |
| public class InCallTouchUi extends FrameLayout |
| implements View.OnClickListener, OnTriggerListener, |
| PopupMenu.OnMenuItemClickListener, PopupMenu.OnDismissListener { |
| private static final int IN_CALL_WIDGET_TRANSITION_TIME = 250; // in ms |
| private static final String LOG_TAG = "InCallTouchUi"; |
| private static final boolean DBG = (PhoneApp.DBG_LEVEL >= 2); |
| |
| // Incoming call widget targets |
| private static final int ANSWER_CALL_ID = 0; // drag right |
| private static final int SEND_SMS_ID = 1; // drag up |
| private static final int DECLINE_CALL_ID = 2; // drag left |
| |
| /** |
| * Reference to the InCallScreen activity that owns us. This may be |
| * null if we haven't been initialized yet *or* after the InCallScreen |
| * activity has been destroyed. |
| */ |
| private InCallScreen mInCallScreen; |
| |
| // Phone app instance |
| private PhoneApp mApp; |
| |
| // UI containers / elements |
| private MultiWaveView mIncomingCallWidget; // UI used for an incoming call |
| private View mInCallControls; // UI elements while on a regular call |
| // |
| private ImageButton mAddButton; |
| private ImageButton mMergeButton; |
| private ImageButton mEndButton; |
| private CompoundButton mDialpadButton; |
| private CompoundButton mMuteButton; |
| private CompoundButton mAudioButton; |
| private CompoundButton mHoldButton; |
| private ImageButton mSwapButton; |
| private View mHoldSwapSpacer; |
| // |
| private ViewGroup mExtraButtonRow; |
| private ViewGroup mCdmaMergeButton; |
| private ViewGroup mManageConferenceButton; |
| private ImageButton mManageConferenceButtonImage; |
| |
| // "Audio mode" PopupMenu |
| private PopupMenu mAudioModePopup; |
| private boolean mAudioModePopupVisible = false; |
| |
| // Time of the most recent "answer" or "reject" action (see updateState()) |
| private long mLastIncomingCallActionTime; // in SystemClock.uptimeMillis() time base |
| |
| // Parameters for the MultiWaveView "ping" animation; see triggerPing(). |
| private static final boolean ENABLE_PING_ON_RING_EVENTS = false; |
| private static final boolean ENABLE_PING_AUTO_REPEAT = true; |
| private static final long PING_AUTO_REPEAT_DELAY_MSEC = 1200; |
| |
| private static final int INCOMING_CALL_WIDGET_PING = 101; |
| private Handler mHandler = new Handler() { |
| @Override |
| public void handleMessage(Message msg) { |
| // If the InCallScreen activity isn't around any more, |
| // there's no point doing anything here. |
| if (mInCallScreen == null) return; |
| |
| switch (msg.what) { |
| case INCOMING_CALL_WIDGET_PING: |
| if (DBG) log("INCOMING_CALL_WIDGET_PING..."); |
| triggerPing(); |
| break; |
| default: |
| Log.wtf(LOG_TAG, "mHandler: unexpected message: " + msg); |
| break; |
| } |
| } |
| }; |
| |
| |
| public InCallTouchUi(Context context, AttributeSet attrs) { |
| super(context, attrs); |
| |
| if (DBG) log("InCallTouchUi constructor..."); |
| if (DBG) log("- this = " + this); |
| if (DBG) log("- context " + context + ", attrs " + attrs); |
| |
| // Inflate our contents, and add it (to ourself) as a child. |
| LayoutInflater inflater = LayoutInflater.from(context); |
| inflater.inflate( |
| R.layout.incall_touch_ui, // resource |
| this, // root |
| true); |
| |
| mApp = PhoneApp.getInstance(); |
| } |
| |
| void setInCallScreenInstance(InCallScreen inCallScreen) { |
| mInCallScreen = inCallScreen; |
| } |
| |
| @Override |
| protected void onFinishInflate() { |
| super.onFinishInflate(); |
| if (DBG) log("InCallTouchUi onFinishInflate(this = " + this + ")..."); |
| |
| // Look up the various UI elements. |
| |
| // "Drag-to-answer" widget for incoming calls. |
| mIncomingCallWidget = (MultiWaveView) findViewById(R.id.incomingCallWidget); |
| mIncomingCallWidget.setOnTriggerListener(this); |
| |
| // Container for the UI elements shown while on a regular call. |
| mInCallControls = findViewById(R.id.inCallControls); |
| |
| // Regular (single-tap) buttons, where we listen for click events: |
| // Main cluster of buttons: |
| mAddButton = (ImageButton) mInCallControls.findViewById(R.id.addButton); |
| mAddButton.setOnClickListener(this); |
| mMergeButton = (ImageButton) mInCallControls.findViewById(R.id.mergeButton); |
| mMergeButton.setOnClickListener(this); |
| mEndButton = (ImageButton) mInCallControls.findViewById(R.id.endButton); |
| mEndButton.setOnClickListener(this); |
| mDialpadButton = (CompoundButton) mInCallControls.findViewById(R.id.dialpadButton); |
| mDialpadButton.setOnClickListener(this); |
| mMuteButton = (CompoundButton) mInCallControls.findViewById(R.id.muteButton); |
| mMuteButton.setOnClickListener(this); |
| mAudioButton = (CompoundButton) mInCallControls.findViewById(R.id.audioButton); |
| mAudioButton.setOnClickListener(this); |
| mHoldButton = (CompoundButton) mInCallControls.findViewById(R.id.holdButton); |
| mHoldButton.setOnClickListener(this); |
| mSwapButton = (ImageButton) mInCallControls.findViewById(R.id.swapButton); |
| mSwapButton.setOnClickListener(this); |
| mHoldSwapSpacer = mInCallControls.findViewById(R.id.holdSwapSpacer); |
| |
| // TODO: Back when these buttons had text labels, we changed |
| // the label of mSwapButton for CDMA as follows: |
| // |
| // if (PhoneApp.getPhone().getPhoneType() == Phone.PHONE_TYPE_CDMA) { |
| // // In CDMA we use a generalized text - "Manage call", as behavior on selecting |
| // // this option depends entirely on what the current call state is. |
| // mSwapButtonLabel.setText(R.string.onscreenManageCallsText); |
| // } else { |
| // mSwapButtonLabel.setText(R.string.onscreenSwapCallsText); |
| // } |
| // |
| // If this is still needed, consider having a special icon for this |
| // button in CDMA. |
| |
| // Buttons shown on the "extra button row", only visible in certain (rare) states. |
| mExtraButtonRow = (ViewGroup) mInCallControls.findViewById(R.id.extraButtonRow); |
| // The two "buttons" here (mCdmaMergeButton and mManageConferenceButton) |
| // are actually layouts containing an icon and a text label side-by-side. |
| mCdmaMergeButton = |
| (ViewGroup) mInCallControls.findViewById(R.id.cdmaMergeButton); |
| mCdmaMergeButton.setOnClickListener(this); |
| // |
| mManageConferenceButton = |
| (ViewGroup) mInCallControls.findViewById(R.id.manageConferenceButton); |
| mManageConferenceButton.setOnClickListener(this); |
| mManageConferenceButtonImage = |
| (ImageButton) mInCallControls.findViewById(R.id.manageConferenceButtonImage); |
| |
| // Add a custom OnTouchListener to manually shrink the "hit |
| // target" of some buttons. |
| // (We do this for a few specific buttons which are vulnerable to |
| // "false touches" because either (1) they're near the edge of the |
| // screen and might be unintentionally touched while holding the |
| // device in your hand, or (2) they're in the upper corners and might |
| // be touched by the user's ear before the prox sensor has a chance to |
| // kick in.) |
| // |
| // TODO (new ICS layout): not sure which buttons need this yet. |
| // For now, use it only with the "End call" button (which extends all |
| // the way to the edges of the screen). But we can consider doing |
| // this for "Dialpad" and/or "Add call" if those turn out to be a |
| // problem too. |
| // |
| View.OnTouchListener smallerHitTargetTouchListener = new SmallerHitTargetTouchListener(); |
| mEndButton.setOnTouchListener(smallerHitTargetTouchListener); |
| } |
| |
| /** |
| * Updates the visibility and/or state of our UI elements, based on |
| * the current state of the phone. |
| */ |
| void updateState(CallManager cm) { |
| if (mInCallScreen == null) { |
| log("- updateState: mInCallScreen has been destroyed; bailing out..."); |
| return; |
| } |
| |
| Phone.State state = cm.getState(); // IDLE, RINGING, or OFFHOOK |
| if (DBG) log("updateState: current state = " + state); |
| |
| boolean showIncomingCallControls = false; |
| boolean showInCallControls = false; |
| |
| final Call ringingCall = cm.getFirstActiveRingingCall(); |
| final Call.State fgCallState = cm.getActiveFgCallState(); |
| |
| // If the FG call is dialing/alerting, we should display for that call |
| // and ignore the ringing call. This case happens when the telephony |
| // layer rejects the ringing call while the FG call is dialing/alerting, |
| // but the incoming call *does* briefly exist in the DISCONNECTING or |
| // DISCONNECTED state. |
| if ((ringingCall.getState() != Call.State.IDLE) |
| && !fgCallState.isDialing()) { |
| // A phone call is ringing *or* call waiting. |
| |
| // Watch out: even if the phone state is RINGING, it's |
| // possible for the ringing call to be in the DISCONNECTING |
| // state. (This typically happens immediately after the user |
| // rejects an incoming call, and in that case we *don't* show |
| // the incoming call controls.) |
| if (ringingCall.getState().isAlive()) { |
| if (DBG) log("- updateState: RINGING! Showing incoming call controls..."); |
| showIncomingCallControls = true; |
| } |
| |
| // Ugly hack to cover up slow response from the radio: |
| // if we attempted to answer or reject an incoming call |
| // within the last 500 msec, *don't* show the incoming call |
| // UI even if the phone is still in the RINGING state. |
| long now = SystemClock.uptimeMillis(); |
| if (now < mLastIncomingCallActionTime + 500) { |
| log("updateState: Too soon after last action; not drawing!"); |
| showIncomingCallControls = false; |
| } |
| } else { |
| // Ok, show the regular in-call touch UI (with some exceptions): |
| if (mInCallScreen.okToShowInCallTouchUi()) { |
| showInCallControls = true; |
| } else { |
| if (DBG) log("- updateState: NOT OK to show touch UI; disabling..."); |
| } |
| } |
| |
| // Update visibility and state of the incoming call controls or |
| // the normal in-call controls. |
| |
| if (showIncomingCallControls && showInCallControls) { |
| throw new IllegalStateException( |
| "'Incoming' and 'in-call' touch controls visible at the same time!"); |
| } |
| |
| if (showInCallControls) { |
| if (DBG) log("- updateState: showing in-call controls..."); |
| updateInCallControls(cm); |
| mInCallControls.setVisibility(View.VISIBLE); |
| } else { |
| if (DBG) log("- updateState: HIDING in-call controls..."); |
| mInCallControls.setVisibility(View.GONE); |
| } |
| |
| if (showIncomingCallControls) { |
| if (DBG) log("- updateState: showing incoming call widget..."); |
| showIncomingCallWidget(ringingCall); |
| |
| // On devices with a system bar (soft buttons at the bottom of |
| // the screen), disable navigation while the incoming-call UI |
| // is up. |
| // This prevents false touches (e.g. on the "Recents" button) |
| // from interfering with the incoming call UI, like if you |
| // accidentally touch the system bar while pulling the phone |
| // out of your pocket. |
| mApp.notificationMgr.statusBarHelper.enableSystemBarNavigation(false); |
| } else { |
| if (DBG) log("- updateState: HIDING incoming call widget..."); |
| hideIncomingCallWidget(); |
| |
| // The system bar is allowed to work normally in regular |
| // in-call states. |
| mApp.notificationMgr.statusBarHelper.enableSystemBarNavigation(true); |
| } |
| |
| // Dismiss the "Audio mode" PopupMenu if necessary. |
| // |
| // The "Audio mode" popup is only relevant in call states that support |
| // in-call audio, namely when the phone is OFFHOOK (not RINGING), *and* |
| // the foreground call is either ALERTING (where you can hear the other |
| // end ringing) or ACTIVE (when the call is actually connected.) In any |
| // state *other* than these, the popup should not be visible. |
| |
| if ((state == Phone.State.OFFHOOK) |
| && (fgCallState == Call.State.ALERTING || fgCallState == Call.State.ACTIVE)) { |
| // The audio mode popup is allowed to be visible in this state. |
| // So if it's up, leave it alone. |
| } else { |
| // The Audio mode popup isn't relevant in this state, so make sure |
| // it's not visible. |
| dismissAudioModePopup(); // safe even if not active |
| } |
| } |
| |
| // View.OnClickListener implementation |
| public void onClick(View view) { |
| int id = view.getId(); |
| if (DBG) log("onClick(View " + view + ", id " + id + ")..."); |
| |
| switch (id) { |
| case R.id.addButton: |
| case R.id.mergeButton: |
| case R.id.endButton: |
| case R.id.dialpadButton: |
| case R.id.muteButton: |
| case R.id.holdButton: |
| case R.id.swapButton: |
| case R.id.cdmaMergeButton: |
| case R.id.manageConferenceButton: |
| // Clicks on the regular onscreen buttons get forwarded |
| // straight to the InCallScreen. |
| mInCallScreen.handleOnscreenButtonClick(id); |
| break; |
| |
| case R.id.audioButton: |
| handleAudioButtonClick(); |
| break; |
| |
| default: |
| Log.w(LOG_TAG, "onClick: unexpected click: View " + view + ", id " + id); |
| break; |
| } |
| } |
| |
| /** |
| * Updates the enabledness and "checked" state of the buttons on the |
| * "inCallControls" panel, based on the current telephony state. |
| */ |
| void updateInCallControls(CallManager cm) { |
| int phoneType = cm.getActiveFgCall().getPhone().getPhoneType(); |
| |
| // Note we do NOT need to worry here about cases where the entire |
| // in-call touch UI is disabled, like during an OTA call or if the |
| // dtmf dialpad is up. (That's handled by updateState(), which |
| // calls InCallScreen.okToShowInCallTouchUi().) |
| // |
| // If we get here, it *is* OK to show the in-call touch UI, so we |
| // now need to update the enabledness and/or "checked" state of |
| // each individual button. |
| // |
| |
| // The InCallControlState object tells us the enabledness and/or |
| // state of the various onscreen buttons: |
| InCallControlState inCallControlState = mInCallScreen.getUpdatedInCallControlState(); |
| |
| // The "extra button row" will be visible only if any of its |
| // buttons need to be visible. |
| boolean showExtraButtonRow = false; |
| |
| // "Add" / "Merge": |
| // These two buttons occupy the same space onscreen, so at any |
| // given point exactly one of them must be VISIBLE and the other |
| // must be GONE. |
| if (inCallControlState.canAddCall) { |
| mAddButton.setVisibility(View.VISIBLE); |
| mAddButton.setEnabled(true); |
| mMergeButton.setVisibility(View.GONE); |
| } else if (inCallControlState.canMerge) { |
| if (phoneType == Phone.PHONE_TYPE_CDMA) { |
| // In CDMA "Add" option is always given to the user and the |
| // "Merge" option is provided as a button on the top left corner of the screen, |
| // we always set the mMergeButton to GONE |
| mMergeButton.setVisibility(View.GONE); |
| } else if ((phoneType == Phone.PHONE_TYPE_GSM) |
| || (phoneType == Phone.PHONE_TYPE_SIP)) { |
| mMergeButton.setVisibility(View.VISIBLE); |
| mMergeButton.setEnabled(true); |
| mAddButton.setVisibility(View.GONE); |
| } else { |
| throw new IllegalStateException("Unexpected phone type: " + phoneType); |
| } |
| } else { |
| // Neither "Add" nor "Merge" is available. (This happens in |
| // some transient states, like while dialing an outgoing call, |
| // and in other rare cases like if you have both lines in use |
| // *and* there are already 5 people on the conference call.) |
| // Since the common case here is "while dialing", we show the |
| // "Add" button in a disabled state so that there won't be any |
| // jarring change in the UI when the call finally connects. |
| mAddButton.setVisibility(View.VISIBLE); |
| mAddButton.setEnabled(false); |
| mMergeButton.setVisibility(View.GONE); |
| } |
| if (inCallControlState.canAddCall && inCallControlState.canMerge) { |
| if ((phoneType == Phone.PHONE_TYPE_GSM) |
| || (phoneType == Phone.PHONE_TYPE_SIP)) { |
| // Uh oh, the InCallControlState thinks that "Add" *and* "Merge" |
| // should both be available right now. This *should* never |
| // happen with GSM, but if it's possible on any |
| // future devices we may need to re-layout Add and Merge so |
| // they can both be visible at the same time... |
| Log.w(LOG_TAG, "updateInCallControls: Add *and* Merge enabled," + |
| " but can't show both!"); |
| } else if (phoneType == Phone.PHONE_TYPE_CDMA) { |
| // In CDMA "Add" option is always given to the user and the hence |
| // in this case both "Add" and "Merge" options would be available to user |
| if (DBG) log("updateInCallControls: CDMA: Add and Merge both enabled"); |
| } else { |
| throw new IllegalStateException("Unexpected phone type: " + phoneType); |
| } |
| } |
| |
| // "End call" |
| mEndButton.setEnabled(inCallControlState.canEndCall); |
| |
| // "Dialpad": Enabled only when it's OK to use the dialpad in the |
| // first place. |
| mDialpadButton.setEnabled(inCallControlState.dialpadEnabled); |
| mDialpadButton.setChecked(inCallControlState.dialpadVisible); |
| |
| // "Mute" |
| mMuteButton.setEnabled(inCallControlState.canMute); |
| mMuteButton.setChecked(inCallControlState.muteIndicatorOn); |
| |
| // "Audio" |
| updateAudioButton(inCallControlState); |
| |
| // "Hold" / "Swap": |
| // These two buttons occupy the same space onscreen, so at any |
| // given point exactly one of them must be VISIBLE and the other |
| // must be GONE. |
| if (inCallControlState.canHold) { |
| mHoldButton.setVisibility(View.VISIBLE); |
| mHoldButton.setEnabled(true); |
| mHoldButton.setChecked(inCallControlState.onHold); |
| mSwapButton.setVisibility(View.GONE); |
| } else if (inCallControlState.canSwap) { |
| mSwapButton.setVisibility(View.VISIBLE); |
| mSwapButton.setEnabled(true); |
| mHoldButton.setVisibility(View.GONE); |
| } else { |
| // Neither "Hold" nor "Swap" is available. This can happen for two |
| // reasons: |
| // (1) this is a transient state on a device that *can* |
| // normally hold or swap, or |
| // (2) this device just doesn't have the concept of hold/swap. |
| // |
| // In case (1), show the "Hold" button in a disabled state. In case |
| // (2), remove the button entirely. (This means that the button row |
| // will only have 4 buttons on some devices.) |
| |
| if (inCallControlState.supportsHold) { |
| mHoldButton.setVisibility(View.VISIBLE); |
| mHoldButton.setEnabled(false); |
| mHoldButton.setChecked(false); |
| mSwapButton.setVisibility(View.GONE); |
| mHoldSwapSpacer.setVisibility(View.VISIBLE); |
| } else { |
| mHoldButton.setVisibility(View.GONE); |
| mSwapButton.setVisibility(View.GONE); |
| mHoldSwapSpacer.setVisibility(View.GONE); |
| } |
| } |
| if (inCallControlState.canSwap && inCallControlState.canHold) { |
| // Uh oh, the InCallControlState thinks that Swap *and* Hold |
| // should both be available. This *should* never happen with |
| // either GSM or CDMA, but if it's possible on any future |
| // devices we may need to re-layout Hold and Swap so they can |
| // both be visible at the same time... |
| Log.w(LOG_TAG, "updateInCallControls: Hold *and* Swap enabled, but can't show both!"); |
| } |
| |
| // CDMA-specific "Merge" button. |
| // This button and its label are totally hidden (rather than just disabled) |
| // when the operation isn't available. |
| boolean showCdmaMerge = |
| (phoneType == Phone.PHONE_TYPE_CDMA) && inCallControlState.canMerge; |
| if (showCdmaMerge) { |
| mCdmaMergeButton.setVisibility(View.VISIBLE); |
| showExtraButtonRow = true; |
| } else { |
| mCdmaMergeButton.setVisibility(View.GONE); |
| } |
| if (phoneType == Phone.PHONE_TYPE_CDMA) { |
| if (inCallControlState.canSwap && inCallControlState.canMerge) { |
| // Uh oh, the InCallControlState thinks that Swap *and* Merge |
| // should both be available. This *should* never happen with |
| // CDMA, but if it's possible on any future |
| // devices we may need to re-layout Merge and Swap so they can |
| // both be visible at the same time... |
| Log.w(LOG_TAG, "updateInCallControls: Merge *and* Swap" + |
| "enabled, but can't show both!"); |
| } |
| } |
| |
| // "Manage conference" (used only on GSM devices) |
| // This button and its label are shown or hidden together. |
| if (inCallControlState.manageConferenceVisible) { |
| mManageConferenceButton.setVisibility(View.VISIBLE); |
| showExtraButtonRow = true; |
| mManageConferenceButtonImage.setEnabled(inCallControlState.manageConferenceEnabled); |
| } else { |
| mManageConferenceButton.setVisibility(View.GONE); |
| } |
| |
| // Finally, update the "extra button row": It's displayed above the |
| // "End" button, but only if necessary. Also, it's never displayed |
| // while the dialpad is visible (since it would overlap.) |
| if (showExtraButtonRow && !inCallControlState.dialpadVisible) { |
| mExtraButtonRow.setVisibility(View.VISIBLE); |
| } else { |
| mExtraButtonRow.setVisibility(View.GONE); |
| } |
| } |
| |
| /** |
| * Updates the onscreen "Audio mode" button based on the current state. |
| * |
| * - If bluetooth is available, this button's function is to bring up the |
| * "Audio mode" popup (which provides a 3-way choice between earpiece / |
| * speaker / bluetooth). So it should look like a regular action button, |
| * but should also have the small "more_indicator" triangle that indicates |
| * that a menu will pop up. |
| * |
| * - If speaker (but not bluetooth) is available, this button should look like |
| * a regular toggle button (and indicate the current speaker state.) |
| * |
| * - If even speaker isn't available, disable the button entirely. |
| */ |
| private void updateAudioButton(InCallControlState inCallControlState) { |
| if (DBG) log("updateAudioButton()..."); |
| |
| // The various layers of artwork for this button come from |
| // btn_compound_audio.xml. Keep track of which layers we want to be |
| // visible: |
| // |
| // - This selector shows the blue bar below the button icon when |
| // this button is a toggle *and* it's currently "checked". |
| boolean showToggleStateIndication = false; |
| // |
| // - This is visible if the popup menu is enabled: |
| boolean showMoreIndicator = false; |
| // |
| // - Foreground icons for the button. Exactly one of these is enabled: |
| boolean showSpeakerIcon = false; |
| boolean showHandsetIcon = false; |
| boolean showBluetoothIcon = false; |
| |
| if (inCallControlState.bluetoothEnabled) { |
| if (DBG) log("- updateAudioButton: 'popup menu action button' mode..."); |
| |
| mAudioButton.setEnabled(true); |
| |
| // The audio button is NOT a toggle in this state. (And its |
| // setChecked() state is irrelevant since we completely hide the |
| // btn_compound_background layer anyway.) |
| |
| // Update desired layers: |
| showMoreIndicator = true; |
| if (inCallControlState.bluetoothIndicatorOn) { |
| showBluetoothIcon = true; |
| } else if (inCallControlState.speakerOn) { |
| showSpeakerIcon = true; |
| } else { |
| showHandsetIcon = true; |
| // TODO: if a wired headset is plugged in, that takes precedence |
| // over the handset earpiece. If so, maybe we should show some |
| // sort of "wired headset" icon here instead of the "handset |
| // earpiece" icon. (Still need an asset for that, though.) |
| } |
| } else if (inCallControlState.speakerEnabled) { |
| if (DBG) log("- updateAudioButton: 'speaker toggle' mode..."); |
| |
| mAudioButton.setEnabled(true); |
| |
| // The audio button *is* a toggle in this state, and indicates the |
| // current state of the speakerphone. |
| mAudioButton.setChecked(inCallControlState.speakerOn); |
| |
| // Update desired layers: |
| showToggleStateIndication = true; |
| showSpeakerIcon = true; |
| } else { |
| if (DBG) log("- updateAudioButton: disabled..."); |
| |
| // The audio button is a toggle in this state, but that's mostly |
| // irrelevant since it's always disabled and unchecked. |
| mAudioButton.setEnabled(false); |
| mAudioButton.setChecked(false); |
| |
| // Update desired layers: |
| showToggleStateIndication = true; |
| showSpeakerIcon = true; |
| } |
| |
| // Finally, update the drawable layers (see btn_compound_audio.xml). |
| |
| // Constants used below with Drawable.setAlpha(): |
| final int HIDDEN = 0; |
| final int VISIBLE = 255; |
| |
| LayerDrawable layers = (LayerDrawable) mAudioButton.getBackground(); |
| if (DBG) log("- 'layers' drawable: " + layers); |
| |
| layers.findDrawableByLayerId(R.id.compoundBackgroundItem) |
| .setAlpha(showToggleStateIndication ? VISIBLE : HIDDEN); |
| |
| layers.findDrawableByLayerId(R.id.moreIndicatorItem) |
| .setAlpha(showMoreIndicator ? VISIBLE : HIDDEN); |
| |
| layers.findDrawableByLayerId(R.id.bluetoothItem) |
| .setAlpha(showBluetoothIcon ? VISIBLE : HIDDEN); |
| |
| layers.findDrawableByLayerId(R.id.handsetItem) |
| .setAlpha(showHandsetIcon ? VISIBLE : HIDDEN); |
| |
| layers.findDrawableByLayerId(R.id.speakerphoneItem) |
| .setAlpha(showSpeakerIcon ? VISIBLE : HIDDEN); |
| } |
| |
| /** |
| * Handles a click on the "Audio mode" button. |
| * - If bluetooth is available, bring up the "Audio mode" popup |
| * (which provides a 3-way choice between earpiece / speaker / bluetooth). |
| * - If bluetooth is *not* available, just toggle between earpiece and |
| * speaker, with no popup at all. |
| */ |
| private void handleAudioButtonClick() { |
| InCallControlState inCallControlState = mInCallScreen.getUpdatedInCallControlState(); |
| if (inCallControlState.bluetoothEnabled) { |
| if (DBG) log("- handleAudioButtonClick: 'popup menu' mode..."); |
| showAudioModePopup(); |
| } else { |
| if (DBG) log("- handleAudioButtonClick: 'speaker toggle' mode..."); |
| mInCallScreen.toggleSpeaker(); |
| } |
| } |
| |
| /** |
| * Brings up the "Audio mode" popup. |
| */ |
| private void showAudioModePopup() { |
| if (DBG) log("showAudioModePopup()..."); |
| |
| mAudioModePopup = new PopupMenu(mInCallScreen /* context */, |
| mAudioButton /* anchorView */); |
| mAudioModePopup.getMenuInflater().inflate(R.menu.incall_audio_mode_menu, |
| mAudioModePopup.getMenu()); |
| mAudioModePopup.setOnMenuItemClickListener(this); |
| mAudioModePopup.setOnDismissListener(this); |
| |
| // Update the enabled/disabledness of menu items based on the |
| // current call state. |
| InCallControlState inCallControlState = mInCallScreen.getUpdatedInCallControlState(); |
| |
| Menu menu = mAudioModePopup.getMenu(); |
| |
| // TODO: Still need to have the "currently active" audio mode come |
| // up pre-selected (or focused?) with a blue highlight. Still |
| // need exact visual design, and possibly framework support for this. |
| // See comments below for the exact logic. |
| |
| MenuItem speakerItem = menu.findItem(R.id.audio_mode_speaker); |
| speakerItem.setEnabled(inCallControlState.speakerEnabled); |
| // TODO: Show speakerItem as initially "selected" if |
| // inCallControlState.speakerOn is true. |
| |
| // We display *either* "earpiece" or "wired headset", never both, |
| // depending on whether a wired headset is physically plugged in. |
| MenuItem earpieceItem = menu.findItem(R.id.audio_mode_earpiece); |
| MenuItem wiredHeadsetItem = menu.findItem(R.id.audio_mode_wired_headset); |
| final boolean usingHeadset = mApp.isHeadsetPlugged(); |
| earpieceItem.setVisible(!usingHeadset); |
| earpieceItem.setEnabled(!usingHeadset); |
| wiredHeadsetItem.setVisible(usingHeadset); |
| wiredHeadsetItem.setEnabled(usingHeadset); |
| // TODO: Show the above item (either earpieceItem or wiredHeadsetItem) |
| // as initially "selected" if inCallControlState.speakerOn and |
| // inCallControlState.bluetoothIndicatorOn are both false. |
| |
| MenuItem bluetoothItem = menu.findItem(R.id.audio_mode_bluetooth); |
| bluetoothItem.setEnabled(inCallControlState.bluetoothEnabled); |
| // TODO: Show bluetoothItem as initially "selected" if |
| // inCallControlState.bluetoothIndicatorOn is true. |
| |
| mAudioModePopup.show(); |
| |
| // Unfortunately we need to manually keep track of the popup menu's |
| // visiblity, since PopupMenu doesn't have an isShowing() method like |
| // Dialogs do. |
| mAudioModePopupVisible = true; |
| } |
| |
| /** |
| * Dismisses the "Audio mode" popup if it's visible. |
| * |
| * This is safe to call even if the popup is already dismissed, or even if |
| * you never called showAudioModePopup() in the first place. |
| */ |
| public void dismissAudioModePopup() { |
| if (mAudioModePopup != null) { |
| mAudioModePopup.dismiss(); // safe even if already dismissed |
| mAudioModePopup = null; |
| mAudioModePopupVisible = false; |
| } |
| } |
| |
| /** |
| * Refreshes the "Audio mode" popup if it's visible. This is useful |
| * (for example) when a wired headset is plugged or unplugged, |
| * since we need to switch back and forth between the "earpiece" |
| * and "wired headset" items. |
| * |
| * This is safe to call even if the popup is already dismissed, or even if |
| * you never called showAudioModePopup() in the first place. |
| */ |
| public void refreshAudioModePopup() { |
| if (mAudioModePopup != null && mAudioModePopupVisible) { |
| // Dismiss the previous one |
| mAudioModePopup.dismiss(); // safe even if already dismissed |
| // And bring up a fresh PopupMenu |
| showAudioModePopup(); |
| } |
| } |
| |
| // PopupMenu.OnMenuItemClickListener implementation; see showAudioModePopup() |
| public boolean onMenuItemClick(MenuItem item) { |
| if (DBG) log("- onMenuItemClick: " + item); |
| if (DBG) log(" id: " + item.getItemId()); |
| if (DBG) log(" title: '" + item.getTitle() + "'"); |
| |
| if (mInCallScreen == null) { |
| Log.w(LOG_TAG, "onMenuItemClick(" + item + "), but null mInCallScreen!"); |
| return true; |
| } |
| |
| switch (item.getItemId()) { |
| case R.id.audio_mode_speaker: |
| mInCallScreen.switchInCallAudio(InCallScreen.InCallAudioMode.SPEAKER); |
| break; |
| case R.id.audio_mode_earpiece: |
| case R.id.audio_mode_wired_headset: |
| // InCallAudioMode.EARPIECE means either the handset earpiece, |
| // or the wired headset (if connected.) |
| mInCallScreen.switchInCallAudio(InCallScreen.InCallAudioMode.EARPIECE); |
| break; |
| case R.id.audio_mode_bluetooth: |
| mInCallScreen.switchInCallAudio(InCallScreen.InCallAudioMode.BLUETOOTH); |
| break; |
| default: |
| Log.wtf(LOG_TAG, |
| "onMenuItemClick: unexpected View ID " + item.getItemId() |
| + " (MenuItem = '" + item + "')"); |
| break; |
| } |
| return true; |
| } |
| |
| // PopupMenu.OnDismissListener implementation; see showAudioModePopup(). |
| // This gets called when the PopupMenu gets dismissed for *any* reason, like |
| // the user tapping outside its bounds, or pressing Back, or selecting one |
| // of the menu items. |
| public void onDismiss(PopupMenu menu) { |
| if (DBG) log("- onDismiss: " + menu); |
| mAudioModePopupVisible = false; |
| } |
| |
| /** |
| * @return the amount of vertical space (in pixels) that needs to be |
| * reserved for the button cluster at the bottom of the screen. |
| * (The CallCard uses this measurement to determine how big |
| * the main "contact photo" area can be.) |
| * |
| * NOTE that this returns the "canonical height" of the main in-call |
| * button cluster, which may not match the amount of vertical space |
| * actually used. Specifically: |
| * |
| * - If an incoming call is ringing, the button cluster isn't |
| * visible at all. (And the MultiWaveView widget is actually |
| * much taller than the button cluster.) |
| * |
| * - If the InCallTouchUi widget's "extra button row" is visible |
| * (in some rare phone states) the button cluster will actually |
| * be slightly taller than the "canonical height". |
| * |
| * In either of these cases, we allow the bottom edge of the contact |
| * photo to be covered up by whatever UI is actually onscreen. |
| */ |
| public int getTouchUiHeight() { |
| // Add up the vertical space consumed by the various rows of buttons. |
| int height = 0; |
| |
| // - The main row of buttons: |
| height += (int) getResources().getDimension(R.dimen.in_call_button_height); |
| |
| // - The End button: |
| height += (int) getResources().getDimension(R.dimen.in_call_end_button_height); |
| |
| // - Note we *don't* consider the InCallTouchUi widget's "extra |
| // button row" here. |
| |
| //- And an extra bit of margin: |
| height += (int) getResources().getDimension(R.dimen.in_call_touch_ui_upper_margin); |
| |
| return height; |
| } |
| |
| |
| // |
| // MultiWaveView.OnTriggerListener implementation |
| // |
| |
| public void onGrabbed(View v, int handle) { |
| |
| } |
| |
| public void onReleased(View v, int handle) { |
| |
| } |
| |
| /** |
| * Handles "Answer" and "Reject" actions for an incoming call. |
| * We get this callback from the incoming call widget |
| * when the user triggers an action. |
| */ |
| public void onTrigger(View v, int whichHandle) { |
| if (DBG) log("onDialTrigger(whichHandle = " + whichHandle + ")..."); |
| |
| // On any action by the user, hide the widget: |
| hideIncomingCallWidget(); |
| |
| // ...and also prevent it from reappearing right away. |
| // (This covers up a slow response from the radio for some |
| // actions; see updateState().) |
| mLastIncomingCallActionTime = SystemClock.uptimeMillis(); |
| |
| // The InCallScreen actually implements all of these actions. |
| // Each possible action from the incoming call widget corresponds |
| // to an R.id value; we pass those to the InCallScreen's "button |
| // click" handler (even though the UI elements aren't actually |
| // buttons; see InCallScreen.handleOnscreenButtonClick().) |
| |
| if (mInCallScreen == null) { |
| Log.wtf(LOG_TAG, "onTrigger(" + whichHandle |
| + ") from incoming-call widget, but null mInCallScreen!"); |
| return; |
| } |
| switch (whichHandle) { |
| case ANSWER_CALL_ID: |
| if (DBG) log("ANSWER_CALL_ID: answer!"); |
| mInCallScreen.handleOnscreenButtonClick(R.id.incomingCallAnswer); |
| break; |
| |
| case SEND_SMS_ID: |
| if (DBG) log("SEND_SMS_ID!"); |
| mInCallScreen.handleOnscreenButtonClick(R.id.incomingCallRespondViaSms); |
| break; |
| |
| case DECLINE_CALL_ID: |
| if (DBG) log("DECLINE_CALL_ID: reject!"); |
| mInCallScreen.handleOnscreenButtonClick(R.id.incomingCallReject); |
| break; |
| |
| default: |
| Log.wtf(LOG_TAG, "onDialTrigger: unexpected whichHandle value: " + whichHandle); |
| break; |
| } |
| |
| // Regardless of what action the user did, be sure to clear out |
| // the hint text we were displaying while the user was dragging. |
| mInCallScreen.updateIncomingCallWidgetHint(0, 0); |
| } |
| |
| /** |
| * Apply an animation to hide the incoming call widget. |
| */ |
| private void hideIncomingCallWidget() { |
| if (DBG) log("hideIncomingCallWidget()..."); |
| if (mIncomingCallWidget.getVisibility() != View.VISIBLE |
| || mIncomingCallWidget.getAnimation() != null) { |
| // Widget is already hidden or in the process of being hidden |
| return; |
| } |
| // Hide the incoming call screen with a transition |
| AlphaAnimation anim = new AlphaAnimation(1.0f, 0.0f); |
| anim.setDuration(IN_CALL_WIDGET_TRANSITION_TIME); |
| anim.setAnimationListener(new AnimationListener() { |
| |
| public void onAnimationStart(Animation animation) { |
| |
| } |
| |
| public void onAnimationRepeat(Animation animation) { |
| |
| } |
| |
| public void onAnimationEnd(Animation animation) { |
| // hide the incoming call UI. |
| mIncomingCallWidget.clearAnimation(); |
| mIncomingCallWidget.setVisibility(View.GONE); |
| } |
| }); |
| mIncomingCallWidget.startAnimation(anim); |
| } |
| |
| /** |
| * Shows the incoming call widget and cancels any animation that may be fading it out. |
| */ |
| private void showIncomingCallWidget(Call ringingCall) { |
| if (DBG) log("showIncomingCallWidget()..."); |
| |
| Animation anim = mIncomingCallWidget.getAnimation(); |
| if (anim != null) { |
| anim.reset(); |
| mIncomingCallWidget.clearAnimation(); |
| } |
| |
| // Update the MultiWaveView widget's targets based on the state of |
| // the ringing call. (Specifically, we need to disable the |
| // "respond via SMS" option for certain types of calls, like SIP |
| // addresses or numbers with blocked caller-id.) |
| |
| boolean allowRespondViaSms = RespondViaSmsManager.allowRespondViaSmsForCall(ringingCall); |
| if (allowRespondViaSms) { |
| // The MultiWaveView widget is allowed to have all 3 choices: |
| // Answer, Decline, and Respond via SMS. |
| mIncomingCallWidget.setTargetResources(R.array.incoming_call_widget_3way_targets); |
| mIncomingCallWidget.setTargetDescriptionsResourceId( |
| R.array.incoming_call_widget_3way_target_descriptions); |
| mIncomingCallWidget.setDirectionDescriptionsResourceId( |
| R.array.incoming_call_widget_3way_direction_descriptions); |
| } else { |
| // You only get two choices: Answer or Decline. |
| mIncomingCallWidget.setTargetResources(R.array.incoming_call_widget_2way_targets); |
| mIncomingCallWidget.setTargetDescriptionsResourceId( |
| R.array.incoming_call_widget_2way_target_descriptions); |
| mIncomingCallWidget.setDirectionDescriptionsResourceId( |
| R.array.incoming_call_widget_2way_direction_descriptions); |
| } |
| |
| // Watch out: be sure to call reset() and setVisibility() *after* |
| // updating the target resources, since otherwise the MultiWaveView |
| // widget will make the targets visible initially (even before you |
| // touch the widget.) |
| mIncomingCallWidget.reset(false); |
| mIncomingCallWidget.setVisibility(View.VISIBLE); |
| |
| // Finally, manually trigger a "ping" animation. |
| // |
| // Normally, the ping animation is triggered by RING events from |
| // the telephony layer (see onIncomingRing().) But that *doesn't* |
| // happen for the very first RING event of an incoming call, since |
| // the incoming-call UI hasn't been set up yet at that point! |
| // |
| // So trigger an explicit ping() here, to force the animation to |
| // run when the widget first appears. |
| // |
| mHandler.removeMessages(INCOMING_CALL_WIDGET_PING); |
| mHandler.sendEmptyMessageDelayed( |
| INCOMING_CALL_WIDGET_PING, |
| // Visual polish: add a small delay here, to make the |
| // MultiWaveView widget visible for a brief moment |
| // *before* starting the ping animation. |
| // This value doesn't need to be very precise. |
| 250 /* msec */); |
| } |
| |
| /** |
| * Handles state changes of the incoming-call widget. |
| * |
| * In previous releases (where we used a SlidingTab widget) we would |
| * display an onscreen hint depending on which "handle" the user was |
| * dragging. But we now use a MultiWaveView widget, which has only |
| * one handle, so for now we don't display a hint at all (see the TODO |
| * comment below.) |
| */ |
| public void onGrabbedStateChange(View v, int grabbedState) { |
| if (mInCallScreen != null) { |
| // Look up the hint based on which handle is currently grabbed. |
| // (Note we don't simply pass grabbedState thru to the InCallScreen, |
| // since *this* class is the only place that knows that the left |
| // handle means "Answer" and the right handle means "Decline".) |
| int hintTextResId, hintColorResId; |
| switch (grabbedState) { |
| case MultiWaveView.OnTriggerListener.NO_HANDLE: |
| case MultiWaveView.OnTriggerListener.CENTER_HANDLE: |
| hintTextResId = 0; |
| hintColorResId = 0; |
| break; |
| // TODO: MultiWaveView only has one handle. MultiWaveView could send an event |
| // indicating that a snap (but not release) happened. Could be used to show text |
| // when user hovers over an item. |
| // case SlidingTab.OnTriggerListener.LEFT_HANDLE: |
| // hintTextResId = R.string.slide_to_answer; |
| // hintColorResId = R.color.incall_textConnected; // green |
| // break; |
| // case SlidingTab.OnTriggerListener.RIGHT_HANDLE: |
| // hintTextResId = R.string.slide_to_decline; |
| // hintColorResId = R.color.incall_textEnded; // red |
| // break; |
| default: |
| Log.e(LOG_TAG, "onGrabbedStateChange: unexpected grabbedState: " |
| + grabbedState); |
| hintTextResId = 0; |
| hintColorResId = 0; |
| break; |
| } |
| |
| // Tell the InCallScreen to update the CallCard and force the |
| // screen to redraw. |
| mInCallScreen.updateIncomingCallWidgetHint(hintTextResId, hintColorResId); |
| } |
| } |
| |
| /** |
| * Handles an incoming RING event from the telephony layer. |
| */ |
| public void onIncomingRing() { |
| if (ENABLE_PING_ON_RING_EVENTS) { |
| // Each RING from the telephony layer triggers a "ping" animation |
| // of the MultiWaveView widget. (The intent here is to make the |
| // pinging appear to be synchronized with the ringtone, although |
| // that only works for non-looping ringtones.) |
| triggerPing(); |
| } |
| } |
| |
| /** |
| * Runs a single "ping" animation of the MultiWaveView widget, |
| * or do nothing if the MultiWaveView widget is no longer visible. |
| * |
| * Also, if ENABLE_PING_AUTO_REPEAT is true, schedule the next ping as |
| * well (but again, only if the MultiWaveView widget is still visible.) |
| */ |
| public void triggerPing() { |
| if (DBG) log("triggerPing: mIncomingCallWidget = " + mIncomingCallWidget); |
| |
| if (!mInCallScreen.isForegroundActivity()) { |
| // InCallScreen has been dismissed; no need to run a ping *or* |
| // schedule another one. |
| log("- triggerPing: InCallScreen no longer in foreground; ignoring..."); |
| return; |
| } |
| |
| if (mIncomingCallWidget == null) { |
| // This shouldn't happen; the MultiWaveView widget should |
| // always be present in our layout file. |
| Log.w(LOG_TAG, "- triggerPing: null mIncomingCallWidget!"); |
| return; |
| } |
| |
| if (DBG) log("- triggerPing: mIncomingCallWidget visibility = " |
| + mIncomingCallWidget.getVisibility()); |
| |
| if (mIncomingCallWidget.getVisibility() != View.VISIBLE) { |
| if (DBG) log("- triggerPing: mIncomingCallWidget no longer visible; ignoring..."); |
| return; |
| } |
| |
| // Ok, run a ping (and schedule the next one too, if desired...) |
| |
| mIncomingCallWidget.ping(); |
| |
| if (ENABLE_PING_AUTO_REPEAT) { |
| // Schedule the next ping. (ENABLE_PING_AUTO_REPEAT mode |
| // allows the ping animation to repeat much faster than in |
| // the ENABLE_PING_ON_RING_EVENTS case, since telephony RING |
| // events come fairly slowly (about 3 seconds apart.)) |
| |
| // No need to check here if the call is still ringing, by |
| // the way, since we hide mIncomingCallWidget as soon as the |
| // ringing stops, or if the user answers. (And at that |
| // point, any future triggerPing() call will be a no-op.) |
| |
| // TODO: Rather than having a separate timer here, maybe try |
| // having these pings synchronized with the vibrator (see |
| // VibratorThread in Ringer.java; we'd just need to get |
| // events routed from there to here, probably via the |
| // PhoneApp instance.) (But watch out: make sure pings |
| // still work even if the Vibrate setting is turned off!) |
| |
| mHandler.sendEmptyMessageDelayed(INCOMING_CALL_WIDGET_PING, |
| PING_AUTO_REPEAT_DELAY_MSEC); |
| } |
| } |
| |
| /** |
| * OnTouchListener used to shrink the "hit target" of some onscreen |
| * buttons. |
| */ |
| class SmallerHitTargetTouchListener implements View.OnTouchListener { |
| /** |
| * Width of the allowable "hit target" as a percentage of |
| * the total width of this button. |
| */ |
| private static final int HIT_TARGET_PERCENT_X = 50; |
| |
| /** |
| * Height of the allowable "hit target" as a percentage of |
| * the total height of this button. |
| * |
| * This is larger than HIT_TARGET_PERCENT_X because some of |
| * the onscreen buttons are wide but not very tall and we don't |
| * want to make the vertical hit target *too* small. |
| */ |
| private static final int HIT_TARGET_PERCENT_Y = 80; |
| |
| // Size (percentage-wise) of the "edge" area that's *not* touch-sensitive. |
| private static final int X_EDGE = (100 - HIT_TARGET_PERCENT_X) / 2; |
| private static final int Y_EDGE = (100 - HIT_TARGET_PERCENT_Y) / 2; |
| // Min/max values (percentage-wise) of the touch-sensitive hit target. |
| private static final int X_HIT_MIN = X_EDGE; |
| private static final int X_HIT_MAX = 100 - X_EDGE; |
| private static final int Y_HIT_MIN = Y_EDGE; |
| private static final int Y_HIT_MAX = 100 - Y_EDGE; |
| |
| // True if the most recent DOWN event was a "hit". |
| boolean mDownEventHit; |
| |
| /** |
| * Called when a touch event is dispatched to a view. This allows listeners to |
| * get a chance to respond before the target view. |
| * |
| * @return True if the listener has consumed the event, false otherwise. |
| * (In other words, we return true when the touch is *outside* |
| * the "smaller hit target", which will prevent the actual |
| * button from handling these events.) |
| */ |
| public boolean onTouch(View v, MotionEvent event) { |
| // if (DBG) log("SmallerHitTargetTouchListener: " + v + ", event " + event); |
| |
| if (event.getAction() == MotionEvent.ACTION_DOWN) { |
| // Note that event.getX() and event.getY() are already |
| // translated into the View's coordinates. (In other words, |
| // "0,0" is a touch on the upper-left-most corner of the view.) |
| int touchX = (int) event.getX(); |
| int touchY = (int) event.getY(); |
| |
| int viewWidth = v.getWidth(); |
| int viewHeight = v.getHeight(); |
| |
| // Touch location as a percentage of the total button width or height. |
| int touchXPercent = (int) ((float) (touchX * 100) / (float) viewWidth); |
| int touchYPercent = (int) ((float) (touchY * 100) / (float) viewHeight); |
| // if (DBG) log("- percentage: x = " + touchXPercent + ", y = " + touchYPercent); |
| |
| // TODO: user research: add event logging here of the actual |
| // hit location (and button ID), and enable it for dogfooders |
| // for a few days. That'll give us a good idea of how close |
| // to the center of the button(s) most touch events are, to |
| // help us fine-tune the HIT_TARGET_PERCENT_* constants. |
| |
| if (touchXPercent < X_HIT_MIN || touchXPercent > X_HIT_MAX |
| || touchYPercent < Y_HIT_MIN || touchYPercent > Y_HIT_MAX) { |
| // Missed! |
| // if (DBG) log(" -> MISSED!"); |
| mDownEventHit = false; |
| return true; // Consume this event; don't let the button see it |
| } else { |
| // Hit! |
| // if (DBG) log(" -> HIT!"); |
| mDownEventHit = true; |
| return false; // Let this event through to the actual button |
| } |
| } else { |
| // This is a MOVE, UP or CANCEL event. |
| // |
| // We only do the "smaller hit target" check on DOWN events. |
| // For the subsequent MOVE/UP/CANCEL events, we let them |
| // through to the actual button IFF the previous DOWN event |
| // got through to the actual button (i.e. it was a "hit".) |
| return !mDownEventHit; |
| } |
| } |
| } |
| |
| |
| // Debugging / testing code |
| |
| private void log(String msg) { |
| Log.d(LOG_TAG, msg); |
| } |
| } |
