moved the deleting logic to TabsManager

app/src/main/java/acr/browser/lightning/activity/BrowserActivity.java

@@ -816,8 +816,14 @@ public abstract class BrowserActivity extends ThemableBrowserActivity implements
      */
     private synchronized void showTab(final int position) {
         final LightningView currentView = mTabsManager.getCurrentTab();
-        final WebView currentWebView = currentView != null ? currentView.getWebView() : null;
         final LightningView newView = mTabsManager.switchToTab(position);
+        switchTabs(currentView, newView);
+    }
+
+    // This is commodity to breack the flow between regular tab management and the CLIQZ's search
+    // interface.
+    private void switchTabs(final LightningView currentView, final LightningView newView) {
+        final WebView currentWebView = currentView != null ? currentView.getWebView() : null;
         final WebView newWebView = newView != null ? newView.getWebView() : null;
         if (newView == null || newWebView == null) {
             return;
@@ -1000,14 +1006,11 @@ public abstract class BrowserActivity extends ThemableBrowserActivity implements
 
     private synchronized void deleteTab(int position) {
         final LightningView tabToDelete = mTabsManager.getTabAtPosition(position);
-        final LightningView currentTab = mTabsManager.getCurrentTab();
 
         if (tabToDelete == null) {
             return;
         }
 
-        int current = mTabsManager.positionOf(currentTab);
-
         if (!UrlUtils.isSpecialUrl(tabToDelete.getUrl()) && !isIncognito()) {
             mPreferences.setSavedUrl(tabToDelete.getUrl());
         }
@@ -1016,37 +1019,22 @@ public abstract class BrowserActivity extends ThemableBrowserActivity implements
         if (isShown) {
             mBrowserFrame.setBackgroundColor(mBackgroundColor);
         }
-        if (current > position) {
-            mTabsManager.deleteTab(position);
-            mEventBus.post(new BrowserEvents.TabsChanged());
-        } else if (mTabsManager.size() > position + 1) {
-            if (current == position) {
-                showTab(position + 1);
-                mTabsManager.deleteTab(position);
-                mEventBus.post(new BrowserEvents.TabsChanged());
-            } else {
-                mTabsManager.deleteTab(position);
-            }
-        } else if (mTabsManager.size() > 1) {
-            if (current == position) {
-                showTab(position - 1);
-                mTabsManager.deleteTab(position);
-                mEventBus.post(new BrowserEvents.TabsChanged());
-            } else {
-                mTabsManager.deleteTab(position);
-            }
-        } else {
-            if (currentTab != null && (UrlUtils.isSpecialUrl(currentTab.getUrl())
-                    || currentTab.getUrl().equals(mHomepage))) {
-                closeActivity();
-            } else {
+        final LightningView currentTab = mTabsManager.getCurrentTab();
         mTabsManager.deleteTab(position);
+        final LightningView afterTab = mTabsManager.getCurrentTab();
+        if (afterTab == null) {
+//            if (currentTab != null && (UrlUtils.isSpecialUrl(currentTab.getUrl())
+//                    || currentTab.getUrl().equals(mPreferenceManager.getHomepage()))) {
+//                closeActivity();
+//            } else {
             performExitCleanUp();
-                tabToDelete.pauseTimers();
-                mEventBus.post(new BrowserEvents.TabsChanged());
             finish();
+//            }
+        } else if (afterTab != currentTab) {
+            switchTabs(currentTab, afterTab);
+            currentTab.pauseTimers();
         }
-        }
+
         mEventBus.post(new BrowserEvents.TabsChanged());
 
         if (shouldClose) {

app/src/main/java/acr/browser/lightning/activity/TabsManager.java

@@ -9,6 +9,8 @@ import android.support.v7.app.AlertDialog;
 import android.util.Log;
 import android.webkit.WebView;
 
+import com.squareup.otto.Bus;
+
 import java.util.ArrayList;
 import java.util.List;
 
@@ -16,8 +18,10 @@ import javax.inject.Inject;
 import javax.inject.Singleton;
 
 import acr.browser.lightning.R;
+import acr.browser.lightning.bus.BrowserEvents;
 import acr.browser.lightning.constant.Constants;
 import acr.browser.lightning.preference.PreferenceManager;
+import acr.browser.lightning.utils.UrlUtils;
 import acr.browser.lightning.utils.Utils;
 import acr.browser.lightning.view.LightningView;
 
@@ -35,6 +39,9 @@ public class TabsManager {
     @Inject
     PreferenceManager mPreferenceManager;
 
+    @Inject
+    Bus mEventBus;
+
     @Inject
     public TabsManager() {}
 
@@ -182,7 +189,7 @@ public class TabsManager {
      * @return The removed tab reference or null
      */
     @Nullable
-    public synchronized LightningView deleteTab(final int position) {
+    public synchronized LightningView removeTab(final int position) {
         if (position >= mWebViewList.size()) {
             return null;
         }
@@ -191,9 +198,29 @@ public class TabsManager {
             mCurrentTab = null;
         }
         tab.onDestroy();
+        Log.d(Constants.TAG, tab.toString());
         return tab;
     }
 
+    public synchronized void deleteTab(int position) {
+        final LightningView currentTab = getCurrentTab();
+        int current = positionOf(currentTab);
+
+        if (current == position) {
+            if (size() == 1) {
+                mCurrentTab = null;
+            } else if (current < size() - 1 ) {
+                // There is another tab after this one
+                mCurrentTab = getTabAtPosition(current + 1);
+            } else {
+                mCurrentTab = getTabAtPosition(current - 1);
+            }
+            removeTab(current);
+        } else {
+            removeTab(position);
+        }
+    }
+
     /**
      * Return the position of the given tab.
      *