add empty text to site and board screens

add description to site add dialog, fix padding

Clover/app/src/main/java/org/floens/chan/ui/controller/BoardSetupController.java

@@ -45,6 +45,7 @@ import org.floens.chan.core.presenter.BoardSetupPresenter;
 import org.floens.chan.core.site.Site;
 import org.floens.chan.ui.helper.BoardHelper;
 import org.floens.chan.ui.layout.BoardAddLayout;
+import org.floens.chan.ui.view.CrossfadeView;
 import org.floens.chan.ui.view.DividerItemDecoration;
 
 import java.util.List;
@@ -64,6 +65,7 @@ public class BoardSetupController extends Controller implements View.OnClickList
     @Inject
     BoardSetupPresenter presenter;
 
+    private CrossfadeView crossfadeView;
     private RecyclerView savedBoardsRecycler;
     private FloatingActionButton add;
 
@@ -112,6 +114,7 @@ public class BoardSetupController extends Controller implements View.OnClickList
         navigation.swipeable = false;
 
         // View binding
+        crossfadeView = view.findViewById(R.id.crossfade);
         savedBoardsRecycler = view.findViewById(R.id.boards_recycler);
         add = view.findViewById(R.id.add);
 
@@ -127,6 +130,7 @@ public class BoardSetupController extends Controller implements View.OnClickList
         itemTouchHelper.attachToRecyclerView(savedBoardsRecycler);
         add.setOnClickListener(this);
         theme().applyFabColor(add);
+        crossfadeView.toggle(false, false);
 
         // Presenter
         presenter.create(this, site);
@@ -175,6 +179,7 @@ public class BoardSetupController extends Controller implements View.OnClickList
     @Override
     public void setSavedBoards(List<Board> savedBoards) {
         savedAdapter.setSavedBoards(savedBoards);
+        crossfadeView.toggle(!savedBoards.isEmpty(), true);
     }
 
     @Override

Clover/app/src/main/java/org/floens/chan/ui/controller/SitesSetupController.java

@@ -40,6 +40,7 @@ import org.floens.chan.ui.helper.HintPopup;
 import org.floens.chan.ui.layout.SiteAddLayout;
 import org.floens.chan.ui.toolbar.ToolbarMenu;
 import org.floens.chan.ui.toolbar.ToolbarMenuItem;
+import org.floens.chan.ui.view.CrossfadeView;
 import org.floens.chan.ui.view.DividerItemDecoration;
 import org.floens.chan.ui.view.FloatingMenuItem;
 
@@ -60,6 +61,7 @@ public class SitesSetupController extends StyledToolbarNavigationController impl
 
     private ToolbarMenuItem doneMenuItem;
 
+    private CrossfadeView crossfadeView;
     private RecyclerView sitesRecyclerview;
     private FloatingActionButton addButton;
 
@@ -82,6 +84,7 @@ public class SitesSetupController extends StyledToolbarNavigationController impl
         navigation.setTitle(R.string.setup_sites_title);
 
         // View binding
+        crossfadeView = view.findViewById(R.id.crossfade);
         sitesRecyclerview = view.findViewById(R.id.sites_recycler);
         addButton = view.findViewById(R.id.add);
 
@@ -95,6 +98,7 @@ public class SitesSetupController extends StyledToolbarNavigationController impl
                 new DividerItemDecoration(context, DividerItemDecoration.VERTICAL));
         addButton.setOnClickListener(this);
         theme().applyFabColor(addButton);
+        crossfadeView.toggle(false, false);
 
         // Presenter
         presenter.create(this);
@@ -195,6 +199,8 @@ public class SitesSetupController extends StyledToolbarNavigationController impl
         this.sites.clear();
         this.sites.addAll(sites);
         sitesAdapter.notifyDataSetChanged();
+
+        crossfadeView.toggle(!sites.isEmpty(), true);
     }
 
     @Override

Clover/app/src/main/java/org/floens/chan/ui/layout/SiteAddLayout.java

@@ -2,15 +2,15 @@ package org.floens.chan.ui.layout;
 
 import android.app.Dialog;
 import android.content.Context;
-import android.support.constraint.ConstraintLayout;
 import android.support.design.widget.TextInputLayout;
 import android.util.AttributeSet;
 import android.widget.EditText;
+import android.widget.LinearLayout;
 
 import org.floens.chan.R;
 import org.floens.chan.core.presenter.SitesSetupPresenter;
 
-public class SiteAddLayout extends ConstraintLayout implements SitesSetupPresenter.AddCallback {
+public class SiteAddLayout extends LinearLayout implements SitesSetupPresenter.AddCallback {
     private EditText url;
     private TextInputLayout urlContainer;
 

Clover/app/src/main/res/layout/controller_board_setup.xml

@@ -20,6 +20,11 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
     android:layout_height="match_parent"
     android:background="?attr/backcolor">
 
+    <org.floens.chan.ui.view.CrossfadeView
+        android:id="@+id/crossfade"
+        android:layout_width="match_parent"
+        android:layout_height="match_parent">
+
         <android.support.v7.widget.RecyclerView
             android:id="@+id/boards_recycler"
             android:layout_width="match_parent"
@@ -30,7 +35,26 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
             android:paddingRight="8dp"
             android:paddingTop="8dp"
             android:scrollbarStyle="outsideOverlay"
-        android:scrollbars="vertical" />
+            android:scrollbars="vertical"
+            android:visibility="gone" />
+
+        <FrameLayout
+            android:layout_width="match_parent"
+            android:layout_height="match_parent"
+            android:padding="8dp"
+            android:visibility="gone">
+
+            <TextView
+                style="?android:attr/textAppearanceMedium"
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:layout_gravity="center"
+                android:gravity="center"
+                android:text="@string/setup_board_empty" />
+
+        </FrameLayout>
+
+    </org.floens.chan.ui.view.CrossfadeView>
 
     <android.support.design.widget.FloatingActionButton
         android:id="@+id/add"

Clover/app/src/main/res/layout/controller_sites_setup.xml

@@ -22,6 +22,11 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
     android:background="?attr/backcolor"
     tools:ignore="ContentDescription,RtlHardcoded">
 
+    <org.floens.chan.ui.view.CrossfadeView
+        android:id="@+id/crossfade"
+        android:layout_width="match_parent"
+        android:layout_height="match_parent">
+
         <android.support.v7.widget.RecyclerView
             android:id="@+id/sites_recycler"
             android:layout_width="match_parent"
@@ -32,7 +37,26 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
             android:paddingRight="8dp"
             android:paddingTop="8dp"
             android:scrollbarStyle="outsideOverlay"
-        android:scrollbars="vertical" />
+            android:scrollbars="vertical"
+            android:visibility="gone" />
+
+        <FrameLayout
+            android:layout_width="match_parent"
+            android:layout_height="match_parent"
+            android:padding="8dp"
+            android:visibility="gone">
+
+            <TextView
+                style="?android:attr/textAppearanceMedium"
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:layout_gravity="center"
+                android:gravity="center"
+                android:text="@string/setup_sites_empty" />
+
+        </FrameLayout>
+
+    </org.floens.chan.ui.view.CrossfadeView>
 
     <android.support.design.widget.FloatingActionButton
         android:id="@+id/add"

Clover/app/src/main/res/layout/layout_site_add.xml

@@ -18,18 +18,25 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 <org.floens.chan.ui.layout.SiteAddLayout xmlns:android="http://schemas.android.com/apk/res/android"
     xmlns:app="http://schemas.android.com/apk/res-auto"
     android:layout_width="match_parent"
-    android:layout_height="match_parent">
+    android:layout_height="match_parent"
+    android:orientation="vertical">
+
+    <TextView
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:layout_marginBottom="20dp"
+        android:layout_marginLeft="24dp"
+        android:layout_marginRight="24dp"
+        android:layout_marginTop="20dp"
+        android:text="@string/setup_sites_description" />
 
     <android.support.design.widget.TextInputLayout
         android:id="@+id/url_container"
-        android:layout_width="0dp"
+        android:layout_width="match_parent"
         android:layout_height="wrap_content"
-        android:layout_marginEnd="8dp"
+        android:layout_marginLeft="20dp"
-        android:layout_marginStart="8dp"
+        android:layout_marginRight="20dp"
-        android:layout_marginTop="8dp"
+        android:layout_marginTop="8dp">
-        app:layout_constraintEnd_toEndOf="parent"
-        app:layout_constraintStart_toStartOf="parent"
-        app:layout_constraintTop_toTopOf="parent">
 
         <android.support.design.widget.TextInputEditText
             android:id="@+id/url"

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

@@ -181,8 +181,10 @@ Re-enable this permission in the app settings if you permanently disabled it."</
     <string name="intro_start">Get started</string>
 
     <string name="setup_sites_title">Your sites</string>
+    <string name="setup_sites_empty">No sites added</string>
     <string name="setup_sites_add_hint">Add sites</string>
     <string name="setup_sites_add_title">Add site</string>
+    <string name="setup_sites_description">Enter the url of the site you want to browse</string>
     <string name="setup_sites_url">Site url</string>
     <string name="setup_sites_url_hint">http://</string>
     <string name="setup_sites_site_description">%s added</string>
@@ -198,6 +200,7 @@ Re-enable this permission in the app settings if you permanently disabled it."</
     <string name="setup_site_login_description_disabled">Off</string>
 
     <string name="setup_board_title">Configure boards of %s</string>
+    <string name="setup_board_empty">No boards added</string>
     <string name="setup_board_add">Add board</string>
     <string name="setup_board_removed">Removed \'%s\'</string>
     <string name="setup_board_added">%s added</string>