Adding the ability to long click or to double click the search icon to bring up the keyboard

(cherry picked from commit ee0737c9c7)

mastodon/src/main/java/org/joinmastodon/android/fragments/HomeFragment.java

@@ -202,15 +202,23 @@ public class HomeFragment extends AppKitFragment implements OnBackPressedListene
 	private void onTabSelected(@IdRes int tab){
 		Fragment newFragment=fragmentForTab(tab);
 		if(tab==currentTab){
+			if(tab == R.id.tab_search){
+				if(newFragment instanceof ScrollableToTop scrollable)
+					scrollable.scrollToTop();
+				searchFragment.selectSearch();
+				return;
+			}
+			if(newFragment instanceof ScrollableToTop scrollable)
+				scrollable.scrollToTop();
+			return;
+		}
+		if(tab==currentTab && tab == R.id.tab_search){
 			if(newFragment instanceof ScrollableToTop scrollable)
 				scrollable.scrollToTop();
 			return;
 		}
 		getChildFragmentManager().beginTransaction().hide(fragmentForTab(currentTab)).show(newFragment).commit();
 		maybeTriggerLoading(newFragment);
-//		if(tab == currentTab && tab == R.id.tab_search){
-//			searchFragment.selectSearch();
-//		}
 		currentTab=tab;
 		((FragmentStackActivity)getActivity()).invalidateSystemBarColors(this);
 	}
@@ -239,10 +247,11 @@ public class HomeFragment extends AppKitFragment implements OnBackPressedListene
 			return true;
 		}
 		if(tab==R.id.tab_search){
-			searchFragment.selectSearch();
 			onTabSelected(R.id.tab_search);
+			tabBar.selectTab(R.id.tab_search);
+			searchFragment.selectSearch();
+			return true;
 		}
-
 		return false;
 	}
 

mastodon/src/main/java/org/joinmastodon/android/fragments/discover/DiscoverFragment.java

@@ -2,8 +2,6 @@ package org.joinmastodon.android.fragments.discover;
 
 import android.app.Fragment;
 import android.app.FragmentTransaction;
-import android.content.Context;
-import android.hardware.input.InputManager;
 import android.os.Build;
 import android.os.Bundle;
 import android.text.Editable;
@@ -19,7 +17,6 @@ import android.widget.ImageButton;
 import android.widget.LinearLayout;
 import android.widget.ProgressBar;
 import android.widget.TextView;
-import android.widget.Toast;
 
 import org.joinmastodon.android.BuildConfig;
 import org.joinmastodon.android.GlobalUserPreferences;