added error feedback to user

ebanx · Aug 7, 2017 · ca43031 · ca43031
1 parent ec173b4
commit ca43031
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Showing 3 changed files with 10 additions and 2 deletions.
diff --git a/swipe-button/build.gradle b/swipe-button/build.gradle
@@ -3,7 +3,7 @@ apply plugin: 'com.jfrog.bintray'
 apply plugin: 'com.github.dcendents.android-maven'
 apply plugin: 'gnag'
 
-version = '0.8.1'
+version = '0.8.2'
 group = 'com.ebanx'
 
 android {
@@ -103,7 +103,7 @@ install {
             packaging 'aar'
             groupId 'com.ebanx'
             artifactId 'swipe-button'
-            version '0.8.1'
+            version '0.8.2'
 
             licenses {
                 license {

diff --git a/swipe-button/src/main/java/com/ebanx/swipebtn/SwipeButton.java b/swipe-button/src/main/java/com/ebanx/swipebtn/SwipeButton.java
@@ -176,6 +176,12 @@ private void init(Context context, AttributeSet attrs, int defStyleAttr, int def
             trailEnabled = typedArray.getBoolean(R.styleable.SwipeButton_button_trail_enabled,
                     false);
             Drawable trailingDrawable = typedArray.getDrawable(R.styleable.SwipeButton_button_trail_drawable);
+
+            if (trailEnabled && trailingDrawable == null) {
+                throw new IllegalArgumentException(getContext().getString(
+                        R.string.error_need_to_add_trailing_effect_drawable));
+            }
+
             Drawable drawable = typedArray.getDrawable(R.styleable.SwipeButton_inner_text_background);
 
             if (drawable != null) {

diff --git a/swipe-button/src/main/res/values/strings.xml b/swipe-button/src/main/res/values/strings.xml
@@ -1,3 +1,5 @@
 <resources>
     <string name="app_name">swipebtn</string>
+
+    <string name="error_need_to_add_trailing_effect_drawable"> If you set trail enabled, you must set a value to button_trail_drawable. </string>
 </resources>