Merge branch 'release/1.0.4'

CHANGELOG.md

@@ -16,3 +16,7 @@ Fixed some issues related to rotating a device from portrait to landscape (and t
 1.0.3
 -----
 Removed attributes from AndroidManifest, because they may conflict with the ones in your app AndroidManifest
+
+1.0.4
+-----
+Added support for Android O

README.md

@@ -1,14 +1,14 @@
 Android-ExpandableTextView
 ==========================
-An expandable TextView for Android applications (4.0+).
+An expandable TextView for Android applications (4.1+).
 
 [ ![Download](https://api.bintray.com/packages/blogcat/maven/android-expandabletextview/images/download.svg) ](https://bintray.com/blogcat/maven/android-expandabletextview/_latestVersion)
 
 Demo
 ----
 This repository also contains a demo project.
 
-![Demo](https://raw.githubusercontent.com/Blogcat/Android-ExpandableTextView/release/1.0.3/demo.gif)
+![Demo](https://raw.githubusercontent.com/Blogcat/Android-ExpandableTextView/release/1.0.4/demo.gif)
 
 Add dependency
 --------------
@@ -32,7 +32,7 @@ library dependency
 
 ```groovy
 	dependencies {
-	    compile 'at.blogc:expandabletextview:1.0.3'
+	    compile 'at.blogc:expandabletextview:1.0.4'
 	}
 ```
 
@@ -131,13 +131,6 @@ expandableTextView.setOnExpandListener(new ExpandableTextView.OnExpandListener()
 });
 ```
 
-Roadmap
-=======
-
-* add method to know if the TextView is expandable or not 
-* optional fading edge at the bottom of the TextView
-* update demo project with more examples
-
 License
 =======
 

app/build.gradle

@@ -1,13 +1,13 @@
 apply plugin: 'com.android.application'
 
 android {
-    compileSdkVersion 23
-    buildToolsVersion "23.0.3"
+    compileSdkVersion 26
+    buildToolsVersion "26.0.2"
 
     defaultConfig {
         applicationId "blogc.at.android.views"
-        minSdkVersion 14
-        targetSdkVersion 23
+        minSdkVersion 16
+        targetSdkVersion 26
         versionCode 1
         versionName "1.0.0"
     }
@@ -21,7 +21,8 @@ android {
 
 dependencies {
     compile fileTree(dir: 'libs', include: ['*.jar'])
-    compile 'com.android.support:appcompat-v7:23.3.0'
+    compile 'com.android.support:appcompat-v7:26.0.0-alpha1'
+    compile 'com.android.support:support-annotations:25.3.1'
     compile project(':expandabletextview')
 
     testCompile 'junit:junit:4.12'

app/src/main/java/at/blogc/android/activities/MainActivity.java

@@ -1,5 +1,6 @@
 package at.blogc.android.activities;
 
+import android.support.annotation.NonNull;
 import android.support.v7.app.AppCompatActivity;
 import android.os.Bundle;
 import android.util.Log;
@@ -81,16 +82,16 @@ public void onClick(final View v)
         });
 
         // listen for expand / collapse events
-        expandableTextView.setOnExpandListener(new ExpandableTextView.OnExpandListener()
+        expandableTextView.addOnExpandListener(new ExpandableTextView.OnExpandListener()
         {
             @Override
-            public void onExpand(final ExpandableTextView view)
+            public void onExpand(@NonNull final ExpandableTextView view)
             {
                 Log.d(TAG, "ExpandableTextView expanded");
             }
 
             @Override
-            public void onCollapse(final ExpandableTextView view)
+            public void onCollapse(@NonNull final ExpandableTextView view)
             {
                 Log.d(TAG, "ExpandableTextView collapsed");
             }

build.gradle

@@ -5,11 +5,9 @@ buildscript {
         jcenter()
     }
     dependencies {
-        classpath 'com.android.tools.build:gradle:2.0.0'
-        classpath 'com.github.dcendents:android-maven-gradle-plugin:1.3'
-        classpath 'com.jfrog.bintray.gradle:gradle-bintray-plugin:1.6'
-        // NOTE: Do not place your application dependencies here; they belong
-        // in the individual module build.gradle files
+        classpath 'com.android.tools.build:gradle:2.3.3'
+        classpath 'com.github.dcendents:android-maven-gradle-plugin:1.5'
+        classpath 'com.jfrog.bintray.gradle:gradle-bintray-plugin:1.7.3'
     }
 }
 

expandabletextview/build.gradle

@@ -2,18 +2,18 @@ apply plugin: 'com.android.library'
 apply plugin: 'com.github.dcendents.android-maven'
 apply plugin: 'com.jfrog.bintray'
 
-def fullVersion = '1.0.3'
+def fullVersion = '1.0.4'
 
 group = 'at.blogc'
 version = fullVersion
 
 android {
-    compileSdkVersion 23
-    buildToolsVersion "23.0.3"
+    compileSdkVersion 26
+    buildToolsVersion "26.0.2"
 
     defaultConfig {
-        minSdkVersion 14
-        targetSdkVersion 23
+        minSdkVersion 16
+        targetSdkVersion 26
         versionCode 1
         versionName fullVersion
 
@@ -33,6 +33,8 @@ repositories {
 
 dependencies {
     compile fileTree(dir: 'libs', include: ['*.jar'])
+    compile 'com.android.support:support-annotations:25.3.1'
+
     testCompile 'junit:junit:4.12'
 }
 

expandabletextview/src/main/java/at/blogc/android/views/ExpandableTextView.java

@@ -7,12 +7,16 @@
 import android.content.Context;
 import android.content.res.TypedArray;
 import android.os.Build;
+import android.support.annotation.NonNull;
+import android.support.annotation.Nullable;
 import android.util.AttributeSet;
 import android.view.ViewGroup;
 import android.view.animation.AccelerateDecelerateInterpolator;
 import android.widget.TextView;
 
 import java.lang.reflect.Field;
+import java.util.ArrayList;
+import java.util.List;
 
 import at.blogc.expandabletextview.BuildConfig;
 import at.blogc.expandabletextview.R;
@@ -39,7 +43,7 @@ public class ExpandableTextView extends TextView
     // copy off TextView.LINES
     private static final int MAXMODE_LINES = 1;
 
-    private OnExpandListener onExpandListener;
+    private final List<OnExpandListener> onExpandListeners;
     private TimeInterpolator expandInterpolator;
     private TimeInterpolator collapseInterpolator;
 
@@ -54,12 +58,12 @@ public ExpandableTextView(final Context context)
         this(context, null);
     }
 
-    public ExpandableTextView(final Context context, final AttributeSet attrs)
+    public ExpandableTextView(final Context context, @Nullable final AttributeSet attrs)
     {
         this(context, attrs, 0);
     }
 
-    public ExpandableTextView(final Context context, final AttributeSet attrs, final int defStyle)
+    public ExpandableTextView(final Context context, @Nullable final AttributeSet attrs, final int defStyle)
     {
         super(context, attrs, defStyle);
 
@@ -71,6 +75,9 @@ public ExpandableTextView(final Context context, final AttributeSet attrs, final
         // keep the original value of maxLines
         this.maxLines = this.getMaxLines();
 
+        // create bucket for OnExpandListener instances
+        this.onExpandListeners = new ArrayList<>();
+
         // create default interpolators
         this.expandInterpolator = new AccelerateDecelerateInterpolator();
         this.collapseInterpolator = new AccelerateDecelerateInterpolator();
@@ -102,6 +109,9 @@ public int getMaxLines()
         }
     }
 
+
+    //region public helper methods
+
     /**
      * Toggle the expanded state of this {@link ExpandableTextView}.
      * @return true if toggled, false otherwise.
@@ -124,10 +134,7 @@ public boolean expand()
             this.animating = true;
 
             // notify listener
-            if (this.onExpandListener != null)
-            {
-                this.onExpandListener.onExpand(this);
-            }
+            this.notifyOnExpand();
 
             // get collapsed height
             this.measure
@@ -205,10 +212,7 @@ public boolean collapse()
             this.animating = true;
 
             // notify listener
-            if (this.onExpandListener != null)
-            {
-                this.onExpandListener.onCollapse(this);
-            }
+            this.notifyOnCollapse();
 
             // get expanded height
             final int expandedHeight = this.getMeasuredHeight();
@@ -260,6 +264,10 @@ public void onAnimationEnd(final Animator animation)
         return false;
     }
 
+    //endregion
+
+    //region public getters and setters
+
     /**
      * Sets the duration of the expand / collapse animation.
      * @param animationDuration duration in milliseconds.
@@ -270,21 +278,21 @@ public void setAnimationDuration(final long animationDuration)
     }
 
     /**
-     * Sets a listener which receives updates about this {@link ExpandableTextView}.
+     * Adds a listener which receives updates about this {@link ExpandableTextView}.
      * @param onExpandListener the listener.
      */
-    public void setOnExpandListener(final OnExpandListener onExpandListener)
+    public void addOnExpandListener(final OnExpandListener onExpandListener)
     {
-        this.onExpandListener = onExpandListener;
+        this.onExpandListeners.add(onExpandListener);
     }
 
     /**
-     * Returns the {@link OnExpandListener}.
-     * @return the listener.
+     * Removes a listener which receives updates about this {@link ExpandableTextView}.
+     * @param onExpandListener the listener.
      */
-    public OnExpandListener getOnExpandListener()
+    public void removeOnExpandListener(final OnExpandListener onExpandListener)
     {
-        return this.onExpandListener;
+        this.onExpandListeners.remove(onExpandListener);
     }
 
     /**
@@ -342,6 +350,32 @@ public boolean isExpanded()
         return this.expanded;
     }
 
+    //endregion
+
+    /**
+     * This method will notify the listener about this view being expanded.
+     */
+    private void notifyOnCollapse()
+    {
+        for (final OnExpandListener onExpandListener : this.onExpandListeners)
+        {
+            onExpandListener.onCollapse(this);
+        }
+    }
+
+    /**
+     * This method will notify the listener about this view being collapsed.
+     */
+    private void notifyOnExpand()
+    {
+        for (final OnExpandListener onExpandListener : this.onExpandListeners)
+        {
+            onExpandListener.onExpand(this);
+        }
+    }
+
+    //region public interfaces
+
     /**
      * Interface definition for a callback to be invoked when
      * a {@link ExpandableTextView} is expanded or collapsed.
@@ -352,12 +386,34 @@ public interface OnExpandListener
          * The {@link ExpandableTextView} is being expanded.
          * @param view the textview
          */
-        void onExpand(ExpandableTextView view);
+        void onExpand(@NonNull ExpandableTextView view);
 
         /**
          * The {@link ExpandableTextView} is being collapsed.
          * @param view the textview
          */
-        void onCollapse(ExpandableTextView view);
+        void onCollapse(@NonNull ExpandableTextView view);
     }
+
+    /**
+     * Simple implementation of the {@link OnExpandListener} interface with stub
+     * implementations of each method. Extend this if you do not intend to override
+     * every method of {@link OnExpandListener}.
+     */
+    public static class SimpleOnExpandListener implements OnExpandListener
+    {
+        @Override
+        public void onExpand(@NonNull final ExpandableTextView view)
+        {
+            // empty implementation
+        }
+
+        @Override
+        public void onCollapse(@NonNull final ExpandableTextView view)
+        {
+            // empty implementation
+        }
+    }
+
+    //endregion
 }

gradle/wrapper/gradle-wrapper.properties

@@ -1,6 +1,6 @@
-#Mon Dec 28 10:00:20 PST 2015
+#Wed Oct 11 14:19:54 CEST 2017
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-2.10-all.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-4.2.1-all.zip