Better RTL support

Use end and start where appropriate, leave existing left/right declarations to support <17 devices

library/src/main/java/com/afollestad/materialdialogs/MaterialDialog.java

@@ -154,7 +154,7 @@ public class MaterialDialog extends DialogBase implements View.OnClickListener,
         if (builder.contentAlignment == Alignment.CENTER) {
             content.setGravity(Gravity.CENTER_HORIZONTAL);
         } else if (builder.contentAlignment == Alignment.RIGHT) {
-            content.setGravity(Gravity.RIGHT);
+            content.setGravity(Gravity.END);
         }
 
         if (builder.contentColor != -1) {
@@ -246,7 +246,7 @@ public class MaterialDialog extends DialogBase implements View.OnClickListener,
             if (builder.titleAlignment == Alignment.CENTER) {
                 title.setGravity(Gravity.CENTER_HORIZONTAL);
             } else if (builder.titleAlignment == Alignment.RIGHT) {
-                title.setGravity(Gravity.RIGHT);
+                title.setGravity(Gravity.END);
             }
         }
 

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

@@ -13,7 +13,9 @@
         android:layout_marginTop="@dimen/md_dialog_frame_margin"
         android:layout_marginBottom="@dimen/md_main_frame_margin"
         android:layout_marginLeft="@dimen/md_dialog_frame_margin"
+        android:layout_marginStart="@dimen/md_dialog_frame_margin"
         android:layout_marginRight="@dimen/md_dialog_frame_margin"
+        android:layout_marginEnd="@dimen/md_dialog_frame_margin"
         android:layout_weight="1">
 
         <LinearLayout
@@ -22,6 +24,7 @@
             android:layout_width="match_parent"
             android:layout_height="wrap_content"
             android:gravity="center_vertical"
+            android:layoutDirection="locale"
             android:layout_marginBottom="@dimen/md_main_frame_margin">
 
             <ImageView
@@ -29,7 +32,9 @@
                 android:layout_width="wrap_content"
                 android:layout_height="wrap_content"
                 android:scaleType="fitXY"
-                android:layout_marginRight="@dimen/md_icon_margin" />
+                android:layout_marginRight="@dimen/md_icon_margin"
+                android:layout_marginEnd="@dimen/md_icon_margin"
+                />
 
             <TextView
                 android:id="@+id/title"
@@ -79,6 +84,7 @@
                 android:paddingTop="@dimen/md_dialog_frame_margin"
                 android:paddingBottom="@dimen/md_dialog_frame_margin"
                 android:layout_marginLeft="@dimen/md_dialog_frame_margin"
+                android:layout_marginStart="@dimen/md_dialog_frame_margin"
                 android:layout_marginRight="@dimen/md_dialog_frame_margin">
 
                 <LinearLayout
@@ -87,6 +93,7 @@
                     android:layout_width="match_parent"
                     android:layout_height="wrap_content"
                     android:gravity="center_vertical"
+                    android:layoutDirection="locale"
                     android:layout_marginBottom="@dimen/md_main_frame_margin">
 
                     <ImageView
@@ -94,7 +101,9 @@
                         android:layout_width="wrap_content"
                         android:layout_height="wrap_content"
                         android:scaleType="fitXY"
-                        android:layout_marginRight="@dimen/md_icon_margin" />
+                        android:layout_marginRight="@dimen/md_icon_margin"
+                        android:layout_marginEnd="@dimen/md_icon_margin"
+                        />
 
                     <TextView
                         android:id="@+id/titleCustomView"
@@ -140,13 +149,17 @@
         android:layout_width="match_parent"
         android:layout_height="wrap_content"
         android:layout_marginRight="@dimen/md_button_padding_frame_side"
+        android:layout_marginEnd="@dimen/md_button_padding_frame_side"
         android:layout_marginBottom="@dimen/md_button_padding_frame_bottom">
 
         <Button
             android:id="@+id/buttonDefaultNeutral"
             style="@style/MD_ActionButton"
             android:layout_alignParentLeft="true"
-            android:layout_marginLeft="@dimen/md_neutral_button_margin" />
+            android:layout_alignParentStart="true"
+            android:layout_marginLeft="@dimen/md_neutral_button_margin"
+            android:layout_marginStart="@dimen/md_neutral_button_margin"
+            />
 
         <!-- toLeftOf rule added from invalidateActions() -->
         <Button
@@ -156,7 +169,9 @@
         <Button
             android:id="@+id/buttonDefaultPositive"
             style="@style/MD_ActionButton"
-            android:layout_alignParentRight="true" />
+            android:layout_alignParentRight="true"
+            android:layout_alignParentEnd="true"
+            />
 
     </RelativeLayout>
 

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

@@ -15,6 +15,9 @@
         android:textSize="@dimen/md_listitem_textsize"
         android:gravity="center_vertical"
         android:layout_marginLeft="@dimen/md_listitem_margin_left"
-        android:layout_marginRight="@dimen/md_dialog_frame_margin" />
+        android:layout_marginStart="@dimen/md_listitem_margin_left"
+        android:layout_marginRight="@dimen/md_dialog_frame_margin"
+        android:layout_marginEnd="@dimen/md_dialog_frame_margin"
+        />
 
 </LinearLayout>

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

@@ -15,7 +15,9 @@
         android:clickable="false"
         android:gravity="center_vertical"
         android:layout_marginLeft="@dimen/md_dialog_frame_margin"
+        android:layout_marginStart="@dimen/md_dialog_frame_margin"
         android:layout_marginRight="@dimen/md_listitem_control_margin"
+        android:layout_marginEnd="@dimen/md_listitem_control_margin"
         android:focusable="false"
         android:focusableInTouchMode="false" />
 
@@ -27,6 +29,8 @@
         tools:text="Item"
         android:textSize="@dimen/md_listitem_textsize"
         android:gravity="center_vertical"
-        android:layout_marginRight="@dimen/md_dialog_frame_margin" />
+        android:layout_marginRight="@dimen/md_dialog_frame_margin"
+        android:layout_marginEnd="@dimen/md_dialog_frame_margin"
+        />
 
 </LinearLayout>

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

@@ -15,7 +15,9 @@
         android:clickable="false"
         android:gravity="center_vertical"
         android:layout_marginLeft="@dimen/md_dialog_frame_margin"
+        android:layout_marginStart="@dimen/md_dialog_frame_margin"
         android:layout_marginRight="@dimen/md_listitem_control_margin"
+        android:layout_marginEnd="@dimen/md_listitem_control_margin"
         android:focusable="false"
         android:focusableInTouchMode="false" />
 
@@ -27,6 +29,8 @@
         tools:text="Item"
         android:textSize="@dimen/md_listitem_textsize"
         android:gravity="center_vertical"
-        android:layout_marginRight="@dimen/md_dialog_frame_margin" />
+        android:layout_marginRight="@dimen/md_dialog_frame_margin"
+        android:layout_marginEnd="@dimen/md_dialog_frame_margin"
+        />
 
 </LinearLayout>

library/src/main/res/values/styles.xml

@@ -19,12 +19,15 @@
 
     <style name="MD_ActionButtonStacked" parent="@style/MD_ActionButton">
         <item name="android:layout_width">match_parent</item>
-        <item name="android:gravity">right|center_vertical</item>
+        <item name="android:gravity">end|center_vertical</item>
 
         <item name="android:paddingLeft">@dimen/md_button_padding_horizontal_internalexternal</item>
-        <item name="android:paddingRight">@dimen/md_button_padding_horizontal_internalexternal
-        </item>
+        <item name="android:paddingStart">@dimen/md_button_padding_horizontal_internalexternal</item>
+        <item name="android:paddingRight">@dimen/md_button_padding_horizontal_internalexternal</item>
+        <item name="android:paddingEnd">@dimen/md_button_padding_horizontal_internalexternal</item>
+
         <item name="android:layout_marginLeft">0dp</item>
+        <item name="android:layout_marginStart">0dp</item>
     </style>
 
     <style name="MD_ActionButton">

sample/src/main/res/layout/dialog_customlistitem.xml

@@ -11,8 +11,11 @@
         android:layout_height="wrap_content"
         android:textSize="@dimen/md_listitem_textsize"
         android:layout_marginLeft="@dimen/md_listitem_margin_left"
+        android:layout_marginStart="@dimen/md_listitem_margin_left"
         android:layout_alignParentLeft="true"
+        android:layout_alignParentStart="true"
         android:layout_toLeftOf="@+id/button"
+        android:layout_toStartOf="@+id/button"
         android:layout_centerVertical="true" />
 
     <Button
@@ -20,8 +23,10 @@
         android:layout_width="wrap_content"
         android:layout_height="wrap_content"
         android:layout_marginRight="@dimen/md_dialog_frame_margin"
+        android:layout_marginEnd="@dimen/md_dialog_frame_margin"
         android:text="@string/custom_listitem_button"
         android:layout_alignParentRight="true"
+        android:layout_alignParentEnd="true"
         android:layout_centerVertical="true"
         android:layout_marginTop="4dp"
         android:layout_marginBottom="4dp" />