Add hint for the history enable disable switch

Clover/app/src/main/java/org/floens/chan/core/settings/ChanSettings.java

@@ -115,7 +115,8 @@ public class ChanSettings {
     public static final StringSetting proxyAddress;
     public static final IntegerSetting proxyPort;
 
-    public static final IntegerSetting settingsOpenCounter;
+    public static final CounterSetting settingsOpenCounter;
+    public static final CounterSetting historyOpenCounter;
 
     static {
         SharedPreferences p = AndroidUtils.getPreferences();
@@ -211,7 +212,8 @@ public class ChanSettings {
         });
         loadProxy();
 
-        settingsOpenCounter = new IntegerSetting(p, "counter_settings_open", 0);
+        settingsOpenCounter = new CounterSetting(p, "counter_settings_open");
+        historyOpenCounter = new CounterSetting(p, "counter_history_open");
 
         // Old (but possibly still in some users phone)
         // preference_board_view_mode default "list"

Clover/app/src/main/java/org/floens/chan/core/settings/CounterSetting.java

@@ -0,0 +1,18 @@
+package org.floens.chan.core.settings;
+
+import android.content.SharedPreferences;
+
+public class CounterSetting extends IntegerSetting {
+    public CounterSetting(SharedPreferences sharedPreferences, String key) {
+        super(sharedPreferences, key, 0);
+    }
+
+    public CounterSetting(SharedPreferences sharedPreferences, String key, SettingCallback<Integer> callback) {
+        super(sharedPreferences, key, 0, callback);
+    }
+
+    public int increase() {
+        set(get() + 1);
+        return get();
+    }
+}

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

@@ -38,6 +38,7 @@ import org.floens.chan.core.database.DatabaseManager;
 import org.floens.chan.core.model.Board;
 import org.floens.chan.core.model.History;
 import org.floens.chan.core.settings.ChanSettings;
+import org.floens.chan.ui.helper.HintPopup;
 import org.floens.chan.ui.toolbar.ToolbarMenu;
 import org.floens.chan.ui.toolbar.ToolbarMenuItem;
 import org.floens.chan.ui.view.FloatingMenuItem;
@@ -77,10 +78,10 @@ public class HistoryController extends Controller implements CompoundButton.OnCh
 
         view = inflateRes(R.layout.controller_history);
 
-        SwitchCompat globalSwitch = new SwitchCompat(context);
+        SwitchCompat historyEnabledSwitch = new SwitchCompat(context);
-        globalSwitch.setChecked(ChanSettings.historyEnabled.get());
+        historyEnabledSwitch.setChecked(ChanSettings.historyEnabled.get());
-        globalSwitch.setOnCheckedChangeListener(this);
+        historyEnabledSwitch.setOnCheckedChangeListener(this);
-        navigationItem.rightView = globalSwitch;
+        navigationItem.rightView = historyEnabledSwitch;
 
         recyclerView = (RecyclerView) view.findViewById(R.id.recycler_view);
         recyclerView.setHasFixedSize(true);
@@ -89,6 +90,10 @@ public class HistoryController extends Controller implements CompoundButton.OnCh
         adapter = new HistoryAdapter();
         recyclerView.setAdapter(adapter);
         adapter.load();
+
+        if (ChanSettings.historyOpenCounter.increase() == 1) {
+            HintPopup.show(context, historyEnabledSwitch, R.string.history_toggle_hint);
+        }
     }
 
     @Override

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

@@ -99,8 +99,7 @@ public class MainSettingsController extends SettingsController implements Toolba
             developerView.view.getLayoutParams().height = 0;
         }
 
-        ChanSettings.settingsOpenCounter.set(ChanSettings.settingsOpenCounter.get() + 1);
+        if (ChanSettings.settingsOpenCounter.increase() == 3) {
-        if (ChanSettings.settingsOpenCounter.get() == 3) {
             ImageView view = overflow.getView();
             view.startAnimation(android.view.animation.AnimationUtils.loadAnimation(context, R.anim.menu_overflow_shake));
             advancedSettingsHint = HintPopup.show(context, view, R.string.settings_advanced_hint);

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

@@ -224,6 +224,7 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
     <string name="history_clear">Clear history</string>
     <string name="history_clear_confirm">Clear history?</string>
     <string name="history_clear_confirm_button">Clear</string>
+    <string name="history_toggle_hint">Enable or disable history</string>
 
     <string name="drawer_board">Board</string>
     <string name="drawer_catalog">Catalog</string>