Add support for Spinner

app/src/main/java/com/commit451/untriggered/sample/MainActivity.java

@@ -5,6 +5,7 @@
 import android.os.Bundle;
 import android.view.View;
 import android.view.ViewGroup;
+import android.widget.AdapterView;
 import android.widget.CompoundButton;
 import android.widget.RatingBar;
 import android.widget.SeekBar;
@@ -13,6 +14,7 @@
 import com.commit451.untriggered.UntriggeredRadioButton;
 import com.commit451.untriggered.UntriggeredRatingBar;
 import com.commit451.untriggered.UntriggeredSeekBar;
+import com.commit451.untriggered.UntriggeredSpinner;
 import com.commit451.untriggered.UntriggeredSwitchCompat;
 
 public class MainActivity extends AppCompatActivity {
@@ -27,7 +29,8 @@ protected void onCreate(Bundle savedInstanceState) {
         final UntriggeredRadioButton radioButton = (UntriggeredRadioButton) findViewById(R.id.radio);
         final UntriggeredSwitchCompat switchCompat = (UntriggeredSwitchCompat) findViewById(R.id.switch_thing);
         final UntriggeredRatingBar ratingBar = (UntriggeredRatingBar) findViewById(R.id.ratingbar);
-        final UntriggeredSeekBar seekBar= (UntriggeredSeekBar) findViewById(R.id.seekbar);
+        final UntriggeredSeekBar seekBar = (UntriggeredSeekBar) findViewById(R.id.seekbar);
+        final UntriggeredSpinner spinner = (UntriggeredSpinner) findViewById(R.id.spinner);
 
         checkBox.setOnCheckedChangeListener(new CompoundButton.OnCheckedChangeListener() {
             @Override
@@ -74,6 +77,18 @@ public void onStopTrackingTouch(SeekBar seekBar) {
 
             }
         });
+        spinner.setOnItemSelectedListener(new AdapterView.OnItemSelectedListener() {
+            @Override
+            public void onItemSelected(AdapterView<?> parent, View view, int position, long id) {
+                Snackbar.make(root, "Spinner set to " + position + " and I am triggered!", Snackbar.LENGTH_SHORT)
+                        .show();
+            }
+
+            @Override
+            public void onNothingSelected(AdapterView<?> parent) {
+
+            }
+        });
         findViewById(R.id.button).setOnClickListener(new View.OnClickListener() {
             @Override
             public void onClick(View v) {
@@ -82,6 +97,7 @@ public void onClick(View v) {
                 switchCompat.setCheckedUntriggered(!switchCompat.isChecked());
                 seekBar.setProgressUntriggered(50);
                 ratingBar.setRatingUntriggered(2.5f);
+                spinner.setSelectionUntriggered(1, true);
             }
         });
     }

app/src/main/res/layout/activity_main.xml

@@ -39,6 +39,12 @@
         android:layout_width="match_parent"
         android:layout_height="wrap_content" />
 
+    <com.commit451.untriggered.UntriggeredSpinner
+        android:id="@+id/spinner"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:entries="@array/fruits"/>
+
     <Button
         android:id="@+id/button"
         android:layout_width="wrap_content"

app/src/main/res/values/strings.xml

@@ -1,3 +1,8 @@
 <resources>
     <string name="app_name">Untriggered</string>
+    <string-array name="fruits">
+        <item>Apple</item>
+        <item>Orange</item>
+        <item>Banana</item>
+    </string-array>
 </resources>

untriggered/src/main/java/com/commit451/untriggered/UntriggeredSpinner.java

@@ -0,0 +1,45 @@
+package com.commit451.untriggered;
+
+import android.content.Context;
+import android.support.v7.widget.AppCompatSpinner;
+import android.util.AttributeSet;
+
+/**
+ * {@link AppCompatSpinner} that allows you to set the check state without triggering the
+ * {@link android.widget.CompoundButton.OnCheckedChangeListener}
+ */
+public class UntriggeredSpinner extends AppCompatSpinner {
+
+    OnItemSelectedListener onItemSelectedListener;
+
+    public UntriggeredSpinner(Context context) {
+        super(context);
+    }
+
+    public UntriggeredSpinner(Context context, AttributeSet attrs) {
+        super(context, attrs);
+    }
+
+    public UntriggeredSpinner(Context context, AttributeSet attrs, int defStyleAttr) {
+        super(context, attrs, defStyleAttr);
+    }
+
+    @Override
+    public void setOnItemSelectedListener(OnItemSelectedListener onItemSelectedListener) {
+        super.setOnItemSelectedListener(onItemSelectedListener);
+        this.onItemSelectedListener = onItemSelectedListener;
+    }
+
+    /**
+     * Set the selection without triggering the registered {@link android.widget.AdapterView.OnItemSelectedListener}
+     * @param selection selection
+     * @param animate if you want it to animate
+     * @see {@link #setSelection(int, boolean)}
+     */
+    public void setSelectionUntriggered(int selection, boolean animate) {
+        OnItemSelectedListener currentListener = onItemSelectedListener;
+        setOnItemSelectedListener(null);
+        setSelection(selection, animate);
+        setOnItemSelectedListener(currentListener);
+    }
+}