Allow clients to customize Snackbars and Dialogs

Author: Rafael Dominiquini

build.gradle

@@ -3,7 +3,7 @@ buildscript {
     jcenter()
   }
   dependencies {
-    classpath 'com.android.tools.build:gradle:1.3.0'
+    classpath 'com.android.tools.build:gradle:2.1.2'
   }
 }
 

dexter/build.gradle

@@ -3,7 +3,7 @@ apply from: 'https://raw.github.com/chrisbanes/gradle-mvn-push/master/gradle-mvn
 
 android {
   compileSdkVersion 23
-  buildToolsVersion "23.0.2"
+  buildToolsVersion "23.0.3"
 
   defaultConfig {
     minSdkVersion 10
@@ -20,8 +20,8 @@ android {
 
 dependencies {
   compile fileTree(dir: 'libs', include: ['*.jar'])
-  compile 'com.android.support:appcompat-v7:23.2.1'
-  compile 'com.android.support:design:23.2.1'
+  compile 'com.android.support:appcompat-v7:23.4.0'
+  compile 'com.android.support:design:23.4.0'
   testCompile 'junit:junit:4.12'
   testCompile "org.mockito:mockito-core:1.9.5"
 }

dexter/src/main/java/com/karumi/dexter/listener/multi/DialogOnAnyDeniedMultiplePermissionsListener.java

@@ -16,14 +16,15 @@
 
 package com.karumi.dexter.listener.multi;
 
+import com.karumi.dexter.MultiplePermissionsReport;
+
 import android.app.AlertDialog;
 import android.app.Dialog;
 import android.content.Context;
 import android.content.DialogInterface;
 import android.graphics.drawable.Drawable;
 import android.support.annotation.DrawableRes;
 import android.support.annotation.StringRes;
-import com.karumi.dexter.MultiplePermissionsReport;
 
 /**
  * Utility listener that shows a {@link Dialog} with a minimum configuration when the user rejects
@@ -36,14 +37,16 @@ public class DialogOnAnyDeniedMultiplePermissionsListener extends EmptyMultipleP
   private final String message;
   private final String positiveButtonText;
   private final Drawable icon;
+  private final DialogFactory dialogFactory;
 
   private DialogOnAnyDeniedMultiplePermissionsListener(Context context, String title,
-      String message, String positiveButtonText, Drawable icon) {
+      String message, String positiveButtonText, Drawable icon, DialogFactory factory) {
     this.context = context;
     this.title = title;
     this.message = message;
     this.positiveButtonText = positiveButtonText;
     this.icon = icon;
+    this.dialogFactory = factory;
   }
 
   @Override public void onPermissionsChecked(MultiplePermissionsReport report) {
@@ -55,16 +58,22 @@ private DialogOnAnyDeniedMultiplePermissionsListener(Context context, String tit
   }
 
   private void showDialog() {
-    new AlertDialog.Builder(context)
-        .setTitle(title)
-        .setMessage(message)
-        .setPositiveButton(positiveButtonText, new DialogInterface.OnClickListener() {
-          @Override public void onClick(DialogInterface dialog, int which) {
-            dialog.dismiss();
-          }
-        })
-        .setIcon(icon)
-        .show();
+    AlertDialog.Builder dialogBuilder = new AlertDialog.Builder(context)
+            .setTitle(title)
+            .setMessage(message)
+            .setPositiveButton(positiveButtonText, new DialogInterface.OnClickListener() {
+              @Override
+              public void onClick(DialogInterface dialog, int which) {
+                dialog.dismiss();
+              }
+            })
+            .setIcon(icon);
+
+    if(dialogFactory != null) {
+      dialogFactory.showDialog(dialogBuilder);
+    } else {
+      dialogBuilder.show();
+    }
   }
 
   /**
@@ -77,6 +86,7 @@ public static class Builder {
     private String message;
     private String buttonText;
     private Drawable icon;
+    private DialogFactory dialogFactory;
 
     private Builder(Context context) {
       this.context = context;
@@ -126,11 +136,21 @@ public Builder withIcon(@DrawableRes int resId) {
       return this;
     }
 
+    public Builder withDialogFactory(DialogFactory factory) {
+      this.dialogFactory = factory;
+      return this;
+    }
+
     public DialogOnAnyDeniedMultiplePermissionsListener build() {
       String title = this.title == null ? "" : this.title;
       String message = this.message == null ? "" : this.message;
       String buttonText = this.buttonText == null ? "" : this.buttonText;
-      return new DialogOnAnyDeniedMultiplePermissionsListener(context, title, message, buttonText, icon);
+      return new DialogOnAnyDeniedMultiplePermissionsListener(context, title, message, buttonText, icon, dialogFactory);
     }
   }
+
+  public interface DialogFactory {
+
+    void showDialog(AlertDialog.Builder dialogBuilder);
+  }
 }

dexter/src/main/java/com/karumi/dexter/listener/multi/SnackbarOnAnyDeniedMultiplePermissionsListener.java

@@ -16,6 +16,8 @@
 
 package com.karumi.dexter.listener.multi;
 
+import com.karumi.dexter.MultiplePermissionsReport;
+
 import android.content.Context;
 import android.content.Intent;
 import android.net.Uri;
@@ -24,7 +26,6 @@
 import android.support.design.widget.Snackbar;
 import android.view.View;
 import android.view.ViewGroup;
-import com.karumi.dexter.MultiplePermissionsReport;
 
 /**
  * Utility listener that shows a {@link Snackbar} with a custom text whenever a permission has been
@@ -37,6 +38,7 @@ public class SnackbarOnAnyDeniedMultiplePermissionsListener extends EmptyMultipl
   private final String buttonText;
   private final View.OnClickListener onButtonClickListener;
   private final Snackbar.Callback snackbarCallback;
+  private final SnackbarFactory snackbarFactory;
 
   /**
    * @param rootView Parent view to show the snackbar
@@ -45,12 +47,13 @@ public class SnackbarOnAnyDeniedMultiplePermissionsListener extends EmptyMultipl
    * @param onButtonClickListener Action performed when the user clicks the snackbar button
    */
   private SnackbarOnAnyDeniedMultiplePermissionsListener(ViewGroup rootView, String text,
-      String buttonText, View.OnClickListener onButtonClickListener, Snackbar.Callback snackbarCallback) {
+      String buttonText, View.OnClickListener onButtonClickListener, Snackbar.Callback snackbarCallback, SnackbarFactory factory) {
     this.rootView = rootView;
     this.text = text;
     this.buttonText = buttonText;
     this.onButtonClickListener = onButtonClickListener;
     this.snackbarCallback = snackbarCallback;
+    this.snackbarFactory = factory;
   }
 
   @Override public void onPermissionsChecked(MultiplePermissionsReport report) {
@@ -69,7 +72,12 @@ private void showSnackbar() {
     if (snackbarCallback != null) {
       snackbar.setCallback(snackbarCallback);
     }
-    snackbar.show();
+
+    if (snackbarFactory != null) {
+      snackbarFactory.showSnackbar(snackbar);
+    } else {
+      snackbar.show();
+    }
   }
 
   /**
@@ -82,6 +90,7 @@ public static class Builder {
     private String buttonText;
     private View.OnClickListener onClickListener;
     private Snackbar.Callback snackbarCallback;
+    private SnackbarFactory snackbarFactory;
 
     private Builder(ViewGroup rootView, String text) {
       this.rootView = rootView;
@@ -146,12 +155,24 @@ public Builder withCallback(Snackbar.Callback callback) {
       return this;
     }
 
+    /**
+     * Adds a factor to handle the snackbar.
+     */
+    public Builder withSnackbarFactory(SnackbarFactory factory) {
+      this.snackbarFactory = factory;
+      return this;
+    }
+
     /**
      * Builds a new instance of {@link SnackbarOnAnyDeniedMultiplePermissionsListener}
      */
     public SnackbarOnAnyDeniedMultiplePermissionsListener build() {
-      return new SnackbarOnAnyDeniedMultiplePermissionsListener(rootView, text, buttonText, onClickListener,
-              snackbarCallback);
+      return new SnackbarOnAnyDeniedMultiplePermissionsListener(rootView, text, buttonText, onClickListener, snackbarCallback, snackbarFactory);
     }
   }
+
+  public interface SnackbarFactory {
+
+    void showSnackbar(Snackbar snackbar);
+  }
 }

dexter/src/main/java/com/karumi/dexter/listener/single/DialogOnDeniedPermissionListener.java

@@ -16,13 +16,14 @@
 
 package com.karumi.dexter.listener.single;
 
+import com.karumi.dexter.listener.PermissionDeniedResponse;
+
 import android.app.AlertDialog;
 import android.content.Context;
 import android.content.DialogInterface;
 import android.graphics.drawable.Drawable;
 import android.support.annotation.DrawableRes;
 import android.support.annotation.StringRes;
-import com.karumi.dexter.listener.PermissionDeniedResponse;
 
 /**
  * Utility listener that shows a {@link android.app.Dialog} with a minimum configuration when the
@@ -35,29 +36,41 @@ public class DialogOnDeniedPermissionListener extends EmptyPermissionListener {
   private final String message;
   private final String positiveButtonText;
   private final Drawable icon;
+  private final DialogFactory dialogFactory;
 
   private DialogOnDeniedPermissionListener(Context context, String title, String message,
-      String positiveButtonText, Drawable icon) {
+      String positiveButtonText, Drawable icon, DialogFactory factory) {
     this.context = context;
     this.title = title;
     this.message = message;
     this.positiveButtonText = positiveButtonText;
     this.icon = icon;
+    this.dialogFactory = factory;
   }
 
   @Override public void onPermissionDenied(PermissionDeniedResponse response) {
     super.onPermissionDenied(response);
 
-    new AlertDialog.Builder(context)
-        .setTitle(title)
-        .setMessage(message)
-        .setPositiveButton(positiveButtonText, new DialogInterface.OnClickListener() {
-          @Override public void onClick(DialogInterface dialog, int which) {
-            dialog.dismiss();
-          }
-        })
-        .setIcon(icon)
-        .show();
+    showDialog();
+  }
+
+  private void showDialog() {
+    AlertDialog.Builder dialogBuilder = new AlertDialog.Builder(context)
+            .setTitle(title)
+            .setMessage(message)
+            .setPositiveButton(positiveButtonText, new DialogInterface.OnClickListener() {
+              @Override
+              public void onClick(DialogInterface dialog, int which) {
+                dialog.dismiss();
+              }
+            })
+            .setIcon(icon);
+
+    if(dialogFactory != null) {
+      dialogFactory.showDialog(dialogBuilder);
+    } else {
+      dialogBuilder.show();
+    }
   }
 
   /**
@@ -70,6 +83,7 @@ public static class Builder {
     private String message;
     private String buttonText;
     private Drawable icon;
+    private DialogFactory dialogFactory;
 
     private Builder(Context context) {
       this.context = context;
@@ -119,11 +133,21 @@ public Builder withIcon(@DrawableRes int resId) {
       return this;
     }
 
+    public Builder withDialogFactory(DialogFactory factory) {
+      this.dialogFactory = factory;
+      return this;
+    }
+
     public DialogOnDeniedPermissionListener build() {
       String title = this.title == null ? "" : this.title;
       String message = this.message == null ? "" : this.message;
       String buttonText = this.buttonText == null ? "" : this.buttonText;
-      return new DialogOnDeniedPermissionListener(context, title, message, buttonText, icon);
+      return new DialogOnDeniedPermissionListener(context, title, message, buttonText, icon, dialogFactory);
     }
   }
+
+  public interface DialogFactory {
+
+    void showDialog(AlertDialog.Builder dialogBuilder);
+  }
 }