Some more customizations

app/build.gradle

@@ -1,13 +1,13 @@
 apply plugin: 'com.android.application'
 
 android {
-    compileSdkVersion 24
-    buildToolsVersion "24.0.2"
+    compileSdkVersion 27
+    buildToolsVersion '26.0.2'
 
     defaultConfig {
         applicationId "com.github.javiersantos.bottomdialogs.demo"
-        minSdkVersion 11
-        targetSdkVersion 24
+        minSdkVersion 14
+        targetSdkVersion 27
         versionCode 1
         versionName "1.0"
     }
@@ -21,8 +21,8 @@ android {
 
 dependencies {
     compile fileTree(dir: 'libs', include: ['*.jar'])
-    compile 'com.android.support:appcompat-v7:24.2.0'
-    compile 'com.android.support:design:24.2.0'
+    compile 'com.android.support:appcompat-v7:27.0.2'
+    compile 'com.android.support:design:27.0.2'
     compile 'com.mikepenz:iconics-core:2.6.5@aar'
     compile 'com.mikepenz:material-design-iconic-typeface:2.2.0.1@aar'
     compile('com.mikepenz:aboutlibraries:5.6.7@aar') { transitive = true; }

build.gradle

@@ -3,9 +3,10 @@
 buildscript {
     repositories {
         jcenter()
+        google()
     }
     dependencies {
-        classpath 'com.android.tools.build:gradle:2.2.0'
+        classpath 'com.android.tools.build:gradle:3.0.1'
 
         // NOTE: Do not place your application dependencies here; they belong
         // in the individual module build.gradle files
@@ -15,6 +16,7 @@ buildscript {
 allprojects {
     repositories {
         jcenter()
+        google()
     }
 }
 

gradle/wrapper/gradle-wrapper.properties

@@ -1,6 +1,6 @@
-#Mon Aug 29 18:12:35 CEST 2016
+#Mon Feb 26 08:59:43 CET 2018
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-2.14.1-all.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-4.1-all.zip

library/build.gradle

@@ -1,12 +1,12 @@
 apply plugin: 'com.android.library'
 
 android {
-    compileSdkVersion 24
+    compileSdkVersion 27
     buildToolsVersion "24.0.2"
 
     defaultConfig {
-        minSdkVersion 11
-        targetSdkVersion 24
+        minSdkVersion 14
+        targetSdkVersion 27
         versionCode 1
         versionName "1.2.1"
     }
@@ -20,5 +20,5 @@ android {
 
 dependencies {
     compile fileTree(dir: 'libs', include: ['*.jar'])
-    compile 'com.android.support:appcompat-v7:24.2.0'
+    compile 'com.android.support:appcompat-v7:27.0.2'
 }

library/src/main/java/com/github/javiersantos/bottomdialogs/BottomDialog.java

@@ -2,6 +2,8 @@
 
 import android.app.Dialog;
 import android.content.Context;
+import android.content.DialogInterface;
+import android.graphics.Color;
 import android.graphics.drawable.Drawable;
 import android.os.Build;
 import android.support.annotation.ColorRes;
@@ -23,40 +25,43 @@
 import android.widget.TextView;
 
 public class BottomDialog {
+    private static final int DEFAULT_SHADOW_HEIGHT = 3;
 
-    protected final Builder mBuilder;
-    protected ImageView vIcon ;
-    protected TextView vTitle ;
-    protected TextView vContent;
-    protected FrameLayout vCustomView;
-    protected Button vNegative ;
-    protected Button vPositive;
+    private final Builder mBuilder;
+    private ImageView vIcon ;
+    private TextView vTitle ;
+    private TextView vContent;
+    private FrameLayout vCustomView;
+    private Button vNegative ;
+    private Button vPositive;
 
-    public final Builder getBuilder() {
+    public Builder getBuilder() {
         return mBuilder;
     }
 
-    public final ImageView getIconImageView() {
+    public ImageView getIconImageView() {
         return vIcon;
     }
 
-    public final TextView getTitleTextView() {
+    public TextView getTitleTextView() {
         return vTitle;
     }
 
-    public final TextView getContentTextView() {
+    public TextView getContentTextView() {
         return vContent;
     }
 
-    public final Button getNegativeButton() {
+    public Button getNegativeButton() {
         return vNegative;
     }
 
-    public final Button getPositiveButton() {
+    public Button getPositiveButton() {
         return vPositive;
     }
 
-    protected BottomDialog(Builder builder) {
+    public View getCustomView() { return vCustomView; }
+
+    BottomDialog(Builder builder) {
         mBuilder = builder;
         mBuilder.bottomDialog = initBottomDialog(builder);
     }
@@ -73,17 +78,35 @@ public void dismiss() {
             mBuilder.bottomDialog.dismiss();
     }
 
+    public void setOnDismissListener(DialogInterface.OnDismissListener onDismissListener) {
+        if (mBuilder != null && mBuilder.bottomDialog != null)
+            mBuilder.bottomDialog.setOnDismissListener(onDismissListener);
+    }
+
     @UiThread
     private Dialog initBottomDialog(final Builder builder) {
         final Dialog bottomDialog = new Dialog(builder.context, R.style.BottomDialogs);
         View view = LayoutInflater.from(builder.context).inflate(R.layout.library_bottom_dialog, null);
 
-        vIcon = (ImageView) view.findViewById(R.id.bottomDialog_icon);
-        vTitle = (TextView) view.findViewById(R.id.bottomDialog_title);
-        vContent = (TextView) view.findViewById(R.id.bottomDialog_content);
-        vCustomView = (FrameLayout) view.findViewById(R.id.bottomDialog_custom_view);
-        vNegative = (Button) view.findViewById(R.id.bottomDialog_cancel);
-        vPositive = (Button) view.findViewById(R.id.bottomDialog_ok);
+        View container = view.findViewById(R.id.bottomDialog_container);
+        View shadow = view.findViewById(R.id.bottomDialog_shadow);
+
+        vIcon = view.findViewById(R.id.bottomDialog_icon);
+        vTitle = view.findViewById(R.id.bottomDialog_title);
+        vContent = view.findViewById(R.id.bottomDialog_content);
+        vCustomView = view.findViewById(R.id.bottomDialog_custom_view);
+        vNegative = view.findViewById(R.id.bottomDialog_cancel);
+        vPositive = view.findViewById(R.id.bottomDialog_ok);
+
+        // Apply style changes
+        container.setBackgroundColor(builder.backgroundColor);
+        if (builder.shadowHeight != DEFAULT_SHADOW_HEIGHT) {
+            LinearLayout.LayoutParams params = (LinearLayout.LayoutParams)
+                    shadow.getLayoutParams();
+            params.height = UtilsLibrary.dpToPixels(builder.context,
+                    builder.shadowHeight);
+            shadow.setLayoutParams(params);
+        }
 
         if (builder.icon != null) {
             vIcon.setVisibility(View.VISIBLE);
@@ -92,10 +115,14 @@ private Dialog initBottomDialog(final Builder builder) {
 
         if (builder.title != null) {
             vTitle.setText(builder.title);
+        } else {
+            vTitle.setVisibility(View.GONE);
         }
 
         if (builder.content != null) {
             vContent.setText(builder.content);
+        } else {
+            vContent.setVisibility(View.GONE);
         }
 
         if (builder.customView != null) {
@@ -158,39 +185,46 @@ public void onClick(View view) {
 
         bottomDialog.setContentView(view);
         bottomDialog.setCancelable(builder.isCancelable);
-        bottomDialog.getWindow().setLayout(LinearLayout.LayoutParams.MATCH_PARENT, LinearLayout.LayoutParams.WRAP_CONTENT);
-        bottomDialog.getWindow().setGravity(Gravity.BOTTOM);
+
+        if (bottomDialog.getWindow() != null) {
+            bottomDialog.getWindow().setLayout(LinearLayout.LayoutParams.MATCH_PARENT, LinearLayout.LayoutParams.WRAP_CONTENT);
+            bottomDialog.getWindow().setGravity(Gravity.BOTTOM);
+        }
 
         return bottomDialog;
     }
 
     public static class Builder {
-        protected Context context;
+        Context context;
 
         // Bottom Dialog
-        protected Dialog bottomDialog;
+        Dialog bottomDialog;
 
         // Icon, Title and Content
-        protected Drawable icon;
-        protected CharSequence title, content;
+        Drawable icon;
+        CharSequence title, content;
+
+        // Content style
+        int backgroundColor = Color.WHITE;
+        int shadowHeight = DEFAULT_SHADOW_HEIGHT;
 
         // Buttons
-        protected CharSequence btn_negative, btn_positive;
-        protected ButtonCallback btn_negative_callback, btn_positive_callback;
-        protected boolean isAutoDismiss;
+        CharSequence btn_negative, btn_positive;
+        ButtonCallback btn_negative_callback, btn_positive_callback;
+        boolean isAutoDismiss;
 
         // Button text colors
-        protected int btn_colorNegative, btn_colorPositive;
+        int btn_colorNegative, btn_colorPositive;
 
         // Button background colors
-        protected int btn_colorPositiveBackground;
+        int btn_colorPositiveBackground;
 
         // Custom View
-        protected View customView;
-        protected int customViewPaddingLeft, customViewPaddingTop, customViewPaddingRight, customViewPaddingBottom;
+        View customView;
+        int customViewPaddingLeft, customViewPaddingTop, customViewPaddingRight, customViewPaddingBottom;
 
         // Other options
-        protected boolean isCancelable;
+        boolean isCancelable;
 
         public Builder(@NonNull Context context) {
             this.context = context;
@@ -228,6 +262,16 @@ public Builder setIcon(@DrawableRes int iconRes) {
             return this;
         }
 
+        public Builder setBackgroundColor(int colorRes) {
+            this.backgroundColor = context.getResources().getColor(colorRes);
+            return this;
+        }
+
+        public Builder setShadowHeight(int heightDp) {
+            this.shadowHeight = heightDp;
+            return this;
+        }
+
         public Builder setPositiveBackgroundColorResource(@ColorRes int buttonColorRes) {
             this.btn_colorPositiveBackground = ResourcesCompat.getColor(context.getResources(), buttonColorRes, null);
             return this;
@@ -331,8 +375,6 @@ public BottomDialog show() {
     }
 
     public interface ButtonCallback {
-
         void onClick(@NonNull BottomDialog dialog);
     }
-
 }

library/src/main/res/layout/library_bottom_dialog.xml

@@ -5,15 +5,15 @@
     android:orientation="vertical">
 
     <View
-        android:id="@+id/shadow"
+        android:id="@+id/bottomDialog_shadow"
         android:layout_width="match_parent"
         android:layout_height="3dp"
         android:background="@drawable/shadow" />
 
     <LinearLayout
+        android:id="@+id/bottomDialog_container"
         android:layout_width="match_parent"
         android:layout_height="match_parent"
-        android:background="@android:color/white"
         android:padding="20dp"
         android:paddingBottom="16dp"
         android:paddingStart="26dp"