clean code

app/src/leanback/java/com/fongmi/android/tv/ui/dialog/SiteDialog.java

@@ -79,9 +79,9 @@ public class SiteDialog implements SiteAdapter.OnClickListener{
     }
 
     private void initEvent() {
-        binding.all.setOnClickListener(this::setAll);
-        binding.none.setOnClickListener(this::setNone);
         binding.mode.setOnClickListener(this::setMode);
+        binding.select.setOnClickListener(v -> adapter.selectAll());
+        binding.cancel.setOnClickListener(v -> adapter.cancelAll());
         binding.search.setOnClickListener(v -> setType(v.isActivated() ? 0 : 1));
         binding.change.setOnClickListener(v -> setType(v.isActivated() ? 0 : 2));
     }
@@ -114,19 +114,11 @@ public class SiteDialog implements SiteAdapter.OnClickListener{
     private void setType(int type) {
         binding.search.setActivated(type == 1);
         binding.change.setActivated(type == 2);
+        binding.select.setClickable(type > 0);
+        binding.cancel.setClickable(type > 0);
         adapter.setType(this.type = type);
     }
 
-    private void setAll(View view) {
-        if (type == 0) return;
-        adapter.selectAll();
-    }
-
-    private void setNone(View view) {
-        if (type == 0) return;
-        adapter.cancelAll();
-    }
-
     private void setMode(View view) {
         Setting.putSiteMode(Math.abs(Setting.getSiteMode() - 1));
         initView();

app/src/leanback/res/layout/dialog_site.xml

@@ -47,13 +47,13 @@
             android:focusable="true"
             android:focusableInTouchMode="true"
             android:nextFocusUp="@id/search"
-            android:nextFocusDown="@id/all"
+            android:nextFocusDown="@id/select"
             android:padding="8dp"
             android:src="@drawable/ic_site_change"
             app:tint="@color/text" />
 
         <ImageView
-            android:id="@+id/all"
+            android:id="@+id/select"
             android:layout_width="40dp"
             android:layout_height="40dp"
             android:layout_marginTop="16dp"
@@ -61,22 +61,22 @@
             android:focusable="true"
             android:focusableInTouchMode="true"
             android:nextFocusUp="@id/change"
-            android:nextFocusDown="@id/none"
+            android:nextFocusDown="@id/cancel"
             android:padding="8dp"
-            android:src="@drawable/ic_site_all"  />
+            android:src="@drawable/ic_site_select"  />
 
         <ImageView
-            android:id="@+id/none"
+            android:id="@+id/cancel"
             android:layout_width="40dp"
             android:layout_height="40dp"
             android:layout_marginTop="16dp"
             android:background="@drawable/selector_text"
             android:focusable="true"
             android:focusableInTouchMode="true"
-            android:nextFocusUp="@id/all"
+            android:nextFocusUp="@id/select"
             android:nextFocusDown="@id/mode"
             android:padding="8dp"
-            android:src="@drawable/ic_site_none" />
+            android:src="@drawable/ic_site_cancel" />
 
         <ImageView
             android:id="@+id/mode"