Lint - Custom Widgets extend Appcompat Widgets.

src/org/thoughtcrime/securesms/components/CircleColorImageView.java

@@ -3,15 +3,14 @@ package org.thoughtcrime.securesms.components;
 import android.content.Context;
 import android.content.res.TypedArray;
 import android.graphics.Color;
-import android.graphics.ColorFilter;
 import android.graphics.PorterDuff;
 import android.graphics.drawable.Drawable;
+import android.support.v7.widget.AppCompatImageView;
 import android.util.AttributeSet;
-import android.widget.ImageView;
 
 import org.thoughtcrime.securesms.R;
 
-public class CircleColorImageView extends ImageView {
+public class CircleColorImageView extends AppCompatImageView {
 
  public CircleColorImageView(Context context) {
     this(context, null);

src/org/thoughtcrime/securesms/components/ImageDivet.java

@@ -4,12 +4,12 @@ import android.content.Context;
 import android.content.res.TypedArray;
 import android.graphics.Canvas;
 import android.graphics.drawable.Drawable;
+import android.support.v7.widget.AppCompatImageView;
 import android.util.AttributeSet;
-import android.widget.ImageView;
 
 import org.thoughtcrime.securesms.R;
 
-public class ImageDivet extends ImageView {
+public class ImageDivet extends AppCompatImageView {
   private static final float CORNER_OFFSET = 12F;
   private static final String[] POSITIONS  = new String[] {"bottom_right"};
 
@@ -84,10 +84,6 @@ public class ImageDivet extends ImageView {
     return CORNER_OFFSET * density;
   }
 
-  public ImageView asImageView() {
-    return this;
-  }
-
   public float getFarOffset() {
     return getCloseOffset() + drawableIntrinsicHeight;
   }

src/org/thoughtcrime/securesms/components/RepeatableImageKey.java

@@ -1,19 +1,14 @@
 package org.thoughtcrime.securesms.components;
 
-import android.annotation.TargetApi;
 import android.content.Context;
-import android.os.Build.VERSION;
-import android.os.Build.VERSION_CODES;
+import android.support.v7.widget.AppCompatImageButton;
 import android.util.AttributeSet;
 import android.view.HapticFeedbackConstants;
-import android.view.KeyEvent;
 import android.view.MotionEvent;
 import android.view.View;
 import android.view.ViewConfiguration;
-import android.widget.EditText;
-import android.widget.ImageButton;
 
-public class RepeatableImageKey extends ImageButton {
+public class RepeatableImageKey extends AppCompatImageButton {
 
   private KeyEventListener listener;
 
@@ -32,14 +27,6 @@ public class RepeatableImageKey extends ImageButton {
     init();
   }
 
-  @TargetApi(VERSION_CODES.LOLLIPOP)
-  public RepeatableImageKey(Context context, AttributeSet attrs, int defStyleAttr,
-                            int defStyleRes)
-  {
-    super(context, attrs, defStyleAttr, defStyleRes);
-    init();
-  }
-
   private void init() {
     setOnClickListener(new RepeaterClickListener());
     setOnTouchListener(new RepeaterTouchListener());
@@ -60,31 +47,25 @@ public class RepeatableImageKey extends ImageButton {
   }
 
   private class Repeater implements Runnable {
-    @TargetApi(VERSION_CODES.HONEYCOMB_MR1)
     @Override
     public void run() {
       notifyListener();
-      postDelayed(this, VERSION.SDK_INT >= VERSION_CODES.HONEYCOMB_MR1
-                        ? ViewConfiguration.getKeyRepeatDelay()
-                        : 50);
+      postDelayed(this, ViewConfiguration.getKeyRepeatDelay());
     }
   }
 
   private class RepeaterTouchListener implements OnTouchListener {
-    private Repeater repeater;
+    private final Repeater repeater;
 
-    public RepeaterTouchListener() {
+    RepeaterTouchListener() {
       this.repeater = new Repeater();
     }
 
-    @TargetApi(VERSION_CODES.HONEYCOMB_MR1)
     @Override
     public boolean onTouch(View view, MotionEvent motionEvent) {
       switch (motionEvent.getAction()) {
       case MotionEvent.ACTION_DOWN:
-        view.postDelayed(repeater, VERSION.SDK_INT >= VERSION_CODES.HONEYCOMB_MR1
-                                   ? ViewConfiguration.getKeyRepeatTimeout()
-                                   : ViewConfiguration.getLongPressTimeout());
+        view.postDelayed(repeater, ViewConfiguration.getKeyRepeatTimeout());
         performHapticFeedback(HapticFeedbackConstants.KEYBOARD_TAP);
         return false;
       case MotionEvent.ACTION_CANCEL:

src/org/thoughtcrime/securesms/components/SendButton.java

@@ -2,9 +2,9 @@ package org.thoughtcrime.securesms.components;
 
 import android.content.Context;
 import android.support.annotation.NonNull;
+import android.support.v7.widget.AppCompatImageButton;
 import android.util.AttributeSet;
 import android.view.View;
-import android.widget.ImageButton;
 
 import org.thoughtcrime.securesms.TransportOption;
 import org.thoughtcrime.securesms.TransportOptions;
@@ -13,7 +13,7 @@ import org.thoughtcrime.securesms.TransportOptionsPopup;
 import org.thoughtcrime.securesms.util.ViewUtil;
 import org.whispersystems.libsignal.util.guava.Optional;
 
-public class SendButton extends ImageButton
+public class SendButton extends AppCompatImageButton
     implements TransportOptions.OnTransportChangedListener,
                TransportOptionsPopup.SelectedListener,
                View.OnLongClickListener

src/org/thoughtcrime/securesms/components/SquareImageView.java

@@ -1,12 +1,10 @@
 package org.thoughtcrime.securesms.components;
 
-import android.annotation.TargetApi;
 import android.content.Context;
-import android.os.Build;
+import android.support.v7.widget.AppCompatImageView;
 import android.util.AttributeSet;
-import android.widget.ImageView;
 
-public class SquareImageView extends ImageView {
+public class SquareImageView extends AppCompatImageView {
   public SquareImageView(Context context) {
     super(context);
   }
@@ -19,13 +17,9 @@ public class SquareImageView extends ImageView {
     super(context, attrs, defStyleAttr);
   }
 
-  @TargetApi(Build.VERSION_CODES.LOLLIPOP)
-  public SquareImageView(Context context, AttributeSet attrs, int defStyleAttr, int defStyleRes) {
-    super(context, attrs, defStyleAttr, defStyleRes);
-  }
-
   @Override
   public void onMeasure(int widthMeasureSpec, int heightMeasureSpec) {
+    //noinspection SuspiciousNameCombination
     super.onMeasure(widthMeasureSpec, widthMeasureSpec);
   }
 }

src/org/thoughtcrime/securesms/components/emoji/EmojiToggle.java

@@ -1,16 +1,15 @@
 package org.thoughtcrime.securesms.components.emoji;
 
-
 import android.content.Context;
 import android.content.res.TypedArray;
 import android.graphics.drawable.Drawable;
+import android.support.v7.widget.AppCompatImageButton;
 import android.util.AttributeSet;
-import android.widget.ImageButton;
 
 import org.thoughtcrime.securesms.R;
 import org.thoughtcrime.securesms.components.emoji.EmojiDrawer.EmojiDrawerListener;
 
-public class EmojiToggle extends ImageButton implements EmojiDrawerListener {
+public class EmojiToggle extends AppCompatImageButton implements EmojiDrawerListener {
 
   private Drawable emojiToggle;
   private Drawable imeToggle;

src/org/thoughtcrime/securesms/giph/ui/AspectRatioImageView.java

@@ -18,15 +18,14 @@
 package org.thoughtcrime.securesms.giph.ui;
 
 import android.content.Context;
+import android.support.v7.widget.AppCompatImageView;
 import android.util.AttributeSet;
-import android.widget.ImageView;
-
 
 /**
  * AspectRatioImageView maintains an aspect ratio by adjusting the width or height dimension. The
  * aspect ratio (width to height ratio) and adjustment dimension can be configured.
  */
-public class AspectRatioImageView extends ImageView {
+public class AspectRatioImageView extends AppCompatImageView {
 
   private static final float DEFAULT_ASPECT_RATIO = 1.0f;
   private static final int DEFAULT_ADJUST_DIMENSION = 0;