Settings page dividers

2 files changed, 107 insertions, 1 deletions

diff --git a/app/src/main/java/com/zeapo/pwdstore/autofill/AutofillPreferenceActivity.java b/app/src/main/java/com/zeapo/pwdstore/autofill/AutofillPreferenceActivity.java
index 54f0ade4..abf1f320 100644
--- a/app/src/main/java/com/zeapo/pwdstore/autofill/AutofillPreferenceActivity.java
+++ b/app/src/main/java/com/zeapo/pwdstore/autofill/AutofillPreferenceActivity.java
@@ -42,7 +42,8 @@ public class AutofillPreferenceActivity extends AppCompatActivity {
 
         layoutManager = new LinearLayoutManager(this);
         recyclerView.setLayoutManager(layoutManager);
-
+        recyclerView.addItemDecoration(new DividerItemDecoration(this, DividerItemDecoration.VERTICAL_LIST));
+        
         // apps for which the user has custom settings should be in the recycler
         final PackageManager pm = getPackageManager();
         SharedPreferences prefs
diff --git a/app/src/main/java/com/zeapo/pwdstore/autofill/DividerItemDecoration.java b/app/src/main/java/com/zeapo/pwdstore/autofill/DividerItemDecoration.java
new file mode 100644
index 00000000..bd5ec9de
--- /dev/null
+++ b/app/src/main/java/com/zeapo/pwdstore/autofill/DividerItemDecoration.java
@@ -0,0 +1,105 @@
+package com.zeapo.pwdstore.autofill;
+
+import android.content.Context;
+import android.content.res.TypedArray;
+import android.graphics.Canvas;
+import android.graphics.Rect;
+import android.graphics.drawable.Drawable;
+import android.support.v7.widget.LinearLayoutManager;
+import android.support.v7.widget.RecyclerView;
+import android.view.View;
+
+/*
+ * Copyright (C) 2014 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+public class DividerItemDecoration extends RecyclerView.ItemDecoration {
+
+    private static final int[] ATTRS = new int[]{
+            android.R.attr.listDivider
+    };
+
+    public static final int HORIZONTAL_LIST = LinearLayoutManager.HORIZONTAL;
+
+    public static final int VERTICAL_LIST = LinearLayoutManager.VERTICAL;
+
+    private Drawable mDivider;
+
+    private int mOrientation;
+
+    public DividerItemDecoration(Context context, int orientation) {
+        final TypedArray a = context.obtainStyledAttributes(ATTRS);
+        mDivider = a.getDrawable(0);
+        a.recycle();
+        setOrientation(orientation);
+    }
+
+    public void setOrientation(int orientation) {
+        if (orientation != HORIZONTAL_LIST && orientation != VERTICAL_LIST) {
+            throw new IllegalArgumentException("invalid orientation");
+        }
+        mOrientation = orientation;
+    }
+
+    @Override
+    public void onDraw(Canvas c, RecyclerView parent, RecyclerView.State state) {
+        if (mOrientation == VERTICAL_LIST) {
+            drawVertical(c, parent);
+        } else {
+            drawHorizontal(c, parent);
+        }
+    }
+
+    public void drawVertical(Canvas c, RecyclerView parent) {
+        final int left = parent.getPaddingLeft();
+        final int right = parent.getWidth() - parent.getPaddingRight();
+
+        final int childCount = parent.getChildCount();
+        for (int i = 0; i < childCount; i++) {
+            final View child = parent.getChildAt(i);
+            final RecyclerView.LayoutParams params = (RecyclerView.LayoutParams) child
+                    .getLayoutParams();
+            final int top = child.getBottom() + params.bottomMargin;
+            final int bottom = top + mDivider.getIntrinsicHeight();
+            mDivider.setBounds(left, top, right, bottom);
+            mDivider.draw(c);
+        }
+    }
+
+    public void drawHorizontal(Canvas c, RecyclerView parent) {
+        final int top = parent.getPaddingTop();
+        final int bottom = parent.getHeight() - parent.getPaddingBottom();
+
+        final int childCount = parent.getChildCount();
+        for (int i = 0; i < childCount; i++) {
+            final View child = parent.getChildAt(i);
+            final RecyclerView.LayoutParams params = (RecyclerView.LayoutParams) child
+                    .getLayoutParams();
+            final int left = child.getRight() + params.rightMargin;
+            final int right = left + mDivider.getIntrinsicHeight();
+            mDivider.setBounds(left, top, right, bottom);
+            mDivider.draw(c);
+        }
+    }
+
+    @Override
+    public void getItemOffsets(Rect outRect, View view, RecyclerView parent, RecyclerView.State state) {
+        if (mOrientation == VERTICAL_LIST) {
+            outRect.set(0, 0, 0, mDivider.getIntrinsicHeight());
+        } else {
+            outRect.set(0, 0, mDivider.getIntrinsicWidth(), 0);
+        }
+    }
+}
+