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Gymnastics to allow accessibility tools to answer or decline call when screen is locked (https://developer.android.com/guide/topics/ui/accessibility/custom-views#custom-touch-events)

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This commit is contained in:
Sylvain Berfini 2018-11-19 13:39:57 +01:00
parent ffc9a427d5
commit e7d67fdfeb
7 changed files with 403 additions and 179 deletions
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94
app/src/main/java/org/linphone/call/CallIncomingActivity.java
View file

@ -52,6 +52,9 @@ import org.linphone.core.CallParams;
import org.linphone.core.Core;
import org.linphone.core.CoreListenerStub;
import org.linphone.mediastream.Log;
import org.linphone.ui.CallIncomingAnswerButton;
import org.linphone.ui.CallIncomingButtonListener;
import org.linphone.ui.CallIncomingDeclineButton;
import java.util.ArrayList;
import java.util.List;
@ -61,14 +64,13 @@ public class CallIncomingActivity extends LinphoneGenericActivity {
private TextView name, number;
private ImageView contactPicture, acceptIcon;
private LinearLayout accept, decline;
private CallIncomingAnswerButton accept;
private CallIncomingDeclineButton decline;
private Call mCall;
private CoreListenerStub mListener;
private LinearLayout acceptUnlock;
private LinearLayout declineUnlock;
private boolean alreadyAcceptedOrDeniedCall, begin;
private float answerX, oldMove;
private float declineX;
private boolean alreadyAcceptedOrDeniedCall;
private KeyguardManager mKeyguardManager;
public static CallIncomingActivity instance() {
@ -98,13 +100,12 @@ public class CallIncomingActivity extends LinphoneGenericActivity {
int flags = WindowManager.LayoutParams.FLAG_SHOW_WHEN_LOCKED | WindowManager.LayoutParams.FLAG_DISMISS_KEYGUARD | WindowManager.LayoutParams.FLAG_TURN_SCREEN_ON;
getWindow().addFlags(flags);
final int screenWidth = getResources().getDisplayMetrics().widthPixels;
acceptUnlock = findViewById(R.id.acceptUnlock);
declineUnlock = findViewById(R.id.declineUnlock);
accept = findViewById(R.id.answer_button);
decline = findViewById(R.id.decline_button);
acceptIcon = findViewById(R.id.acceptIcon);
accept = findViewById(R.id.accept);
lookupCurrentCall();
if (LinphonePreferences.instance() != null && mCall != null && mCall.getRemoteParams() != null &&
@ -113,86 +114,29 @@ public class CallIncomingActivity extends LinphoneGenericActivity {
acceptIcon.setImageResource(R.drawable.call_video_start);
}
decline = findViewById(R.id.decline);
mKeyguardManager = (KeyguardManager) getSystemService(Context.KEYGUARD_SERVICE);
boolean doNotUseSliders = getResources().getBoolean(R.bool.do_not_use_sliders_to_answer_hangup_call_if_phone_unlocked);
if (doNotUseSliders && !mKeyguardManager.inKeyguardRestrictedInputMode()) {
accept.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
answer();
}
});
decline.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
decline();
}
});
accept.setSliderMode(false);
decline.setSliderMode(false);
} else {
acceptUnlock.setVisibility(View.VISIBLE);
accept.setOnTouchListener(new View.OnTouchListener() {
accept.setSliderMode(true);
decline.setSliderMode(true);
accept.setDeclineButton(decline);
decline.setAnswerButton(accept);
}
accept.setListener(new CallIncomingButtonListener() {
@Override
public boolean onTouch(View view, MotionEvent motionEvent) {
float curX;
switch (motionEvent.getAction()) {
case MotionEvent.ACTION_DOWN:
decline.setVisibility(View.GONE);
answerX = motionEvent.getX() - accept.getWidth();
begin = true;
oldMove = 0;
break;
case MotionEvent.ACTION_MOVE:
curX = motionEvent.getX() - accept.getWidth();
view.scrollBy((int) (answerX - curX), view.getScrollY());
oldMove -= answerX - curX;
answerX = curX;
if (oldMove < -25)
begin = false;
if (curX < (screenWidth / 4) - accept.getWidth() && !begin) {
public void onAction() {
answer();
return true;
}
break;
case MotionEvent.ACTION_UP:
decline.setVisibility(View.VISIBLE);
view.scrollTo(0, view.getScrollY());
break;
}
return true;
}
});
declineUnlock.setVisibility(View.VISIBLE);
decline.setOnTouchListener(new View.OnTouchListener() {
decline.setListener(new CallIncomingButtonListener() {
@Override
public boolean onTouch(View view, MotionEvent motionEvent) {
float curX;
switch (motionEvent.getAction()) {
case MotionEvent.ACTION_DOWN:
accept.setVisibility(View.GONE);
declineX = motionEvent.getX();
break;
case MotionEvent.ACTION_MOVE:
curX = motionEvent.getX();
view.scrollBy((int) (declineX - curX), view.getScrollY());
declineX = curX;
if (curX > (3 * screenWidth / 4)) {
public void onAction() {
decline();
return true;
}
break;
case MotionEvent.ACTION_UP:
accept.setVisibility(View.VISIBLE);
view.scrollTo(0, view.getScrollY());
break;
}
return true;
}
});
}
mListener = new CoreListenerStub() {
@Override

125
app/src/main/java/org/linphone/ui/CallIncomingAnswerButton.java Normal file
View file

@ -0,0 +1,125 @@
package org.linphone.ui;
/*
CallIncomingAnswerButton.java
Copyright (C) 2018 Belledonne Communications, Grenoble, France
This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
as published by the Free Software Foundation; either version 2
of the License, or (at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
import android.content.Context;
import android.support.annotation.Nullable;
import android.util.AttributeSet;
import android.view.MotionEvent;
import android.view.View;
import android.widget.LinearLayout;
import org.linphone.R;
public class CallIncomingAnswerButton extends LinearLayout implements View.OnClickListener, View.OnTouchListener {
private LinearLayout mRoot;
private boolean mUseSliderMode = false;
private CallIncomingButtonListener mListener;
private View mDeclineButton;
private int mScreenWidth;
private boolean mBegin;
private float mAnswerX, mOldSize;
public CallIncomingAnswerButton(Context context) {
super(context);
init();
}
public CallIncomingAnswerButton(Context context,@Nullable AttributeSet attrs) {
super(context, attrs);
init();
}
public CallIncomingAnswerButton(Context context, @Nullable AttributeSet attrs, int defStyleAttr) {
super(context, attrs, defStyleAttr);
init();
}
public void setSliderMode(boolean enabled) {
mUseSliderMode = enabled;
findViewById(R.id.acceptUnlock).setVisibility(enabled ? VISIBLE : GONE);
}
public void setListener(CallIncomingButtonListener listener) {
mListener = listener;
}
public void setDeclineButton(View decline) {
mDeclineButton = decline;
}
private void init() {
inflate(getContext(), R.layout.call_incoming_answer_button, this);
mRoot = findViewById(R.id.root);
mRoot.setOnClickListener(this);
mRoot.setOnTouchListener(this);
mScreenWidth = getResources().getDisplayMetrics().widthPixels;
}
@Override
public void onClick(View v) {
if (!mUseSliderMode) {
performClick();
}
}
@Override
public boolean onTouch(View view, MotionEvent motionEvent) {
if (mUseSliderMode) {
float curX;
switch (motionEvent.getAction()) {
case MotionEvent.ACTION_DOWN:
mDeclineButton.setVisibility(View.GONE);
mAnswerX = motionEvent.getX() - mRoot.getWidth();
mBegin = true;
mOldSize = 0;
break;
case MotionEvent.ACTION_MOVE:
curX = motionEvent.getX() - mRoot.getWidth();
view.scrollBy((int) (mAnswerX - curX), view.getScrollY());
mOldSize -= mAnswerX - curX;
mAnswerX = curX;
if (mOldSize < -25)
mBegin = false;
if (curX < (mScreenWidth / 4) - mRoot.getWidth() && !mBegin) {
performClick();
return true;
}
break;
case MotionEvent.ACTION_UP:
mDeclineButton.setVisibility(View.VISIBLE);
view.scrollTo(0, view.getScrollY());
break;
}
return true;
}
return false;
}
@Override
public boolean performClick() {
super.performClick();
if (mListener != null) {
mListener.onAction();
}
return true;
}
}

24
app/src/main/java/org/linphone/ui/CallIncomingButtonListener.java Normal file
View file

@ -0,0 +1,24 @@
package org.linphone.ui;
/*
CallIncomingButtonListener.java
Copyright (C) 2018 Belledonne Communications, Grenoble, France
This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
as published by the Free Software Foundation; either version 2
of the License, or (at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
public interface CallIncomingButtonListener {
void onAction();
}

119
app/src/main/java/org/linphone/ui/CallIncomingDeclineButton.java Normal file
View file

@ -0,0 +1,119 @@
package org.linphone.ui;
/*
CallIncomingDeclineButton.java
Copyright (C) 2018 Belledonne Communications, Grenoble, France
This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
as published by the Free Software Foundation; either version 2
of the License, or (at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
import android.content.Context;
import android.support.annotation.Nullable;
import android.util.AttributeSet;
import android.view.MotionEvent;
import android.view.View;
import android.widget.LinearLayout;
import org.linphone.R;
public class CallIncomingDeclineButton extends LinearLayout implements View.OnClickListener, View.OnTouchListener {
private LinearLayout mRoot;
private boolean mUseSliderMode = false;
private CallIncomingButtonListener mListener;
private View mAnswerButton;
private int mScreenWidth;
private float mDeclineX;
public CallIncomingDeclineButton(Context context) {
super(context);
init();
}
public CallIncomingDeclineButton(Context context, @Nullable AttributeSet attrs) {
super(context, attrs);
init();
}
public CallIncomingDeclineButton(Context context, @Nullable AttributeSet attrs, int defStyleAttr) {
super(context, attrs, defStyleAttr);
init();
}
public void setSliderMode(boolean enabled) {
mUseSliderMode = enabled;
findViewById(R.id.declineUnlock).setVisibility(enabled ? VISIBLE : GONE);
}
public void setListener(CallIncomingButtonListener listener) {
mListener = listener;
}
public void setAnswerButton(View answer) {
mAnswerButton = answer;
}
private void init() {
inflate(getContext(), R.layout.call_incoming_decline_button, this);
mRoot = findViewById(R.id.root);
mRoot.setOnClickListener(this);
mRoot.setOnTouchListener(this);
mScreenWidth = getResources().getDisplayMetrics().widthPixels;
}
@Override
public void onClick(View v) {
if (!mUseSliderMode) {
performClick();
}
}
@Override
public boolean onTouch(View view, MotionEvent motionEvent) {
if (mUseSliderMode) {
float curX;
switch (motionEvent.getAction()) {
case MotionEvent.ACTION_DOWN:
mAnswerButton.setVisibility(View.GONE);
mDeclineX = motionEvent.getX();
break;
case MotionEvent.ACTION_MOVE:
curX = motionEvent.getX();
view.scrollBy((int) (mDeclineX - curX), view.getScrollY());
mDeclineX = curX;
if (curX > (3 * mScreenWidth / 4)) {
performClick();
return true;
}
break;
case MotionEvent.ACTION_UP:
mAnswerButton.setVisibility(View.VISIBLE);
view.scrollTo(0, view.getScrollY());
break;
}
return true;
}
return false;
}
@Override
public boolean performClick() {
super.performClick();
if (mListener != null) {
mListener.onAction();
}
return true;
}
}

98
app/src/main/res/layout/call_incoming.xml
View file

@ -93,99 +93,17 @@
android:layout_alignParentBottom="true"
android:orientation="horizontal">
<LinearLayout
android:id="@+id/decline"
<org.linphone.ui.CallIncomingDeclineButton
android:id="@+id/decline_button"
android:layout_width="0dp"
android:layout_height="wrap_content"
android:layout_weight="1"
android:orientation="horizontal"
android:background="@color/colorI"
android:gravity="center"
android:padding="12dp">
android:layout_height="match_parent"
android:layout_weight="1" />
<ImageView
android:src="@drawable/call_hangup"
android:contentDescription="@string/content_description_decline"
android:layout_width="wrap_content"
android:layout_height="wrap_content"/>
<LinearLayout
android:id="@+id/declineUnlock"
android:visibility="gone"
<org.linphone.ui.CallIncomingAnswerButton
android:id="@+id/answer_button"
android:layout_width="0dp"
android:layout_height="wrap_content"
android:layout_weight="1"
android:gravity="center"
android:orientation="horizontal">
<ImageView
android:id="@+id/arrow_hangup"
android:src="@drawable/arrow_hangup"
android:layout_width="wrap_content"
android:layout_height="wrap_content"/>
<ImageView
android:src="@drawable/arrow_hangup"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:alpha="0.6"/>
<ImageView
android:src="@drawable/arrow_hangup"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:alpha="0.4"/>
</LinearLayout>
</LinearLayout>
<LinearLayout
android:id="@+id/accept"
android:layout_width="0dp"
android:layout_height="wrap_content"
android:layout_weight="1"
android:orientation="horizontal"
android:background="@color/colorL"
android:gravity="center"
android:padding="12dp">
<LinearLayout
android:id="@+id/acceptUnlock"
android:visibility="gone"
android:layout_width="0dp"
android:layout_height="wrap_content"
android:layout_weight="1"
android:gravity="center"
android:orientation="horizontal">
<ImageView
android:src="@drawable/arrow_accept"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:alpha="0.4"/>
<ImageView
android:src="@drawable/arrow_accept"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:alpha="0.6"/>
<ImageView
android:src="@drawable/arrow_accept"
android:layout_width="wrap_content"
android:layout_height="wrap_content"/>
</LinearLayout>
<ImageView
android:id="@+id/acceptIcon"
android:src="@drawable/call_audio_start"
android:contentDescription="@string/content_description_accept"
android:layout_width="wrap_content"
android:layout_height="wrap_content"/>
</LinearLayout>
android:layout_height="match_parent"
android:layout_weight="1" />
</LinearLayout>

47
app/src/main/res/layout/call_incoming_answer_button.xml Normal file
View file

@ -0,0 +1,47 @@
<?xml version="1.0" encoding="utf-8"?>
<LinearLayout
android:id="@+id/root"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:orientation="horizontal"
android:background="@color/colorL"
android:gravity="center"
android:padding="12dp"
xmlns:android="http://schemas.android.com/apk/res/android">
<LinearLayout
android:id="@+id/acceptUnlock"
android:visibility="gone"
android:layout_width="0dp"
android:layout_height="wrap_content"
android:layout_weight="1"
android:gravity="center"
android:orientation="horizontal">
<ImageView
android:src="@drawable/arrow_accept"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:alpha="0.4"/>
<ImageView
android:src="@drawable/arrow_accept"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:alpha="0.6"/>
<ImageView
android:src="@drawable/arrow_accept"
android:layout_width="wrap_content"
android:layout_height="wrap_content"/>
</LinearLayout>
<ImageView
android:id="@+id/acceptIcon"
android:src="@drawable/call_audio_start"
android:contentDescription="@string/content_description_accept"
android:layout_width="wrap_content"
android:layout_height="wrap_content"/>
</LinearLayout>

47
app/src/main/res/layout/call_incoming_decline_button.xml Normal file
View file

@ -0,0 +1,47 @@
<?xml version="1.0" encoding="utf-8"?>
<LinearLayout
android:id="@+id/root"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:orientation="horizontal"
android:background="@color/colorI"
android:gravity="center"
android:padding="12dp"
xmlns:android="http://schemas.android.com/apk/res/android">
<ImageView
android:src="@drawable/call_hangup"
android:contentDescription="@string/content_description_decline"
android:layout_width="wrap_content"
android:layout_height="wrap_content"/>
<LinearLayout
android:id="@+id/declineUnlock"
android:visibility="gone"
android:layout_width="0dp"
android:layout_height="wrap_content"
android:layout_weight="1"
android:gravity="center"
android:orientation="horizontal">
<ImageView
android:id="@+id/arrow_hangup"
android:src="@drawable/arrow_hangup"
android:layout_width="wrap_content"
android:layout_height="wrap_content"/>
<ImageView
android:src="@drawable/arrow_hangup"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:alpha="0.6"/>
<ImageView
android:src="@drawable/arrow_hangup"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:alpha="0.4"/>
</LinearLayout>
</LinearLayout>