colorful swipe-to-refresh spinner

closes sk22#455

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

@@ -62,7 +62,6 @@ import androidx.recyclerview.widget.RecyclerView;
 import me.grishka.appkit.Nav;
 import me.grishka.appkit.api.Callback;
 import me.grishka.appkit.api.ErrorResponse;
-import me.grishka.appkit.fragments.BaseRecyclerFragment;
 import me.grishka.appkit.imageloader.ImageLoaderRecyclerAdapter;
 import me.grishka.appkit.imageloader.ImageLoaderViewHolder;
 import me.grishka.appkit.imageloader.requests.ImageLoaderRequest;
@@ -70,7 +69,7 @@ import me.grishka.appkit.utils.BindableViewHolder;
 import me.grishka.appkit.utils.V;
 import me.grishka.appkit.views.UsableRecyclerView;
 
-public abstract class BaseStatusListFragment<T extends DisplayItemsParent> extends BaseRecyclerFragment<T> implements PhotoViewerHost, ScrollableToTop{
+public abstract class BaseStatusListFragment<T extends DisplayItemsParent> extends RecyclerFragment<T> implements PhotoViewerHost, ScrollableToTop{
 	protected ArrayList<StatusDisplayItem> displayItems=new ArrayList<>();
 	protected DisplayItemsAdapter adapter;
 	protected String accountID;

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

@@ -47,11 +47,10 @@ import java.util.Map;
 
 import me.grishka.appkit.api.Callback;
 import me.grishka.appkit.api.ErrorResponse;
-import me.grishka.appkit.fragments.BaseRecyclerFragment;
 import me.grishka.appkit.utils.BindableViewHolder;
 import me.grishka.appkit.views.UsableRecyclerView;
 
-public class EditTimelinesFragment extends BaseRecyclerFragment<TimelineDefinition> implements ScrollableToTop {
+public class EditTimelinesFragment extends RecyclerFragment<TimelineDefinition> implements ScrollableToTop {
     private String accountID;
     private TimelinesAdapter adapter;
     private final ItemTouchHelper itemTouchHelper;

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

@@ -38,7 +38,6 @@ import me.grishka.appkit.Nav;
 import me.grishka.appkit.api.Callback;
 import me.grishka.appkit.api.ErrorResponse;
 import me.grishka.appkit.api.SimpleCallback;
-import me.grishka.appkit.fragments.BaseRecyclerFragment;
 import me.grishka.appkit.imageloader.ImageLoaderRecyclerAdapter;
 import me.grishka.appkit.imageloader.ImageLoaderViewHolder;
 import me.grishka.appkit.imageloader.requests.ImageLoaderRequest;
@@ -47,7 +46,7 @@ import me.grishka.appkit.utils.BindableViewHolder;
 import me.grishka.appkit.utils.V;
 import me.grishka.appkit.views.UsableRecyclerView;
 
-public class FollowRequestsListFragment extends BaseRecyclerFragment<FollowRequestsListFragment.AccountWrapper> implements ScrollableToTop{
+public class FollowRequestsListFragment extends RecyclerFragment<FollowRequestsListFragment.AccountWrapper> implements ScrollableToTop{
 	private String accountID;
 	private Map<String, Relationship> relationships=Collections.emptyMap();
 	private GetAccountRelationships relationshipsRequest;

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

@@ -16,11 +16,10 @@ import org.joinmastodon.android.ui.DividerItemDecoration;
 import org.joinmastodon.android.ui.utils.UiUtils;
 
 import me.grishka.appkit.api.SimpleCallback;
-import me.grishka.appkit.fragments.BaseRecyclerFragment;
 import me.grishka.appkit.utils.BindableViewHolder;
 import me.grishka.appkit.views.UsableRecyclerView;
 
-public class FollowedHashtagsFragment extends BaseRecyclerFragment<Hashtag> implements ScrollableToTop {
+public class FollowedHashtagsFragment extends RecyclerFragment<Hashtag> implements ScrollableToTop {
     private String nextMaxID;
     private String accountId;
 

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

@@ -37,11 +37,10 @@ import me.grishka.appkit.Nav;
 import me.grishka.appkit.api.Callback;
 import me.grishka.appkit.api.ErrorResponse;
 import me.grishka.appkit.api.SimpleCallback;
-import me.grishka.appkit.fragments.BaseRecyclerFragment;
 import me.grishka.appkit.utils.BindableViewHolder;
 import me.grishka.appkit.views.UsableRecyclerView;
 
-public class ListTimelinesFragment extends BaseRecyclerFragment<ListTimeline> implements ScrollableToTop {
+public class ListTimelinesFragment extends RecyclerFragment<ListTimeline> implements ScrollableToTop {
 	private String accountId;
 	private String profileAccountId;
 	private final HashMap<String, Boolean> userInListBefore = new HashMap<>();

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

@@ -0,0 +1,45 @@
+package org.joinmastodon.android.fragments;
+
+import android.content.Context;
+import android.os.Bundle;
+import android.view.View;
+
+import org.joinmastodon.android.R;
+import org.joinmastodon.android.ui.utils.UiUtils;
+
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.List;
+
+import me.grishka.appkit.fragments.BaseRecyclerFragment;
+
+
+public abstract class RecyclerFragment<T> extends BaseRecyclerFragment<T> {
+	public RecyclerFragment(int perPage) {
+		super(perPage);
+	}
+
+	public RecyclerFragment(int layout, int perPage) {
+		super(layout, perPage);
+	}
+
+	public void onViewCreated(View view, Bundle savedInstanceState) {
+		super.onViewCreated(view, savedInstanceState);
+		Context ctx = getContext();
+		List<Integer> colors = new ArrayList<>(Arrays.asList(
+				R.color.primary_600,
+				R.color.red_primary_600,
+				R.color.green_primary_600,
+				R.color.blue_primary_600,
+				R.color.purple_600
+		));
+		int primary = UiUtils.getThemeColorRes(ctx, R.attr.colorPrimary600);
+		if (!colors.contains(primary)) colors.add(0, primary);
+		int offset = colors.indexOf(primary);
+		int[] sorted = new int[colors.size()];
+		for (int i = 0; i < colors.size(); i++) {
+			sorted[i] = colors.get((i + offset) % colors.size());
+		}
+		refreshLayout.setColorSchemeResources(sorted);
+	}
+}

mastodon/src/main/java/org/joinmastodon/android/fragments/account_list/BaseAccountListFragment.java

@@ -25,6 +25,7 @@ import org.joinmastodon.android.api.requests.accounts.SetAccountFollowed;
 import org.joinmastodon.android.api.session.AccountSessionManager;
 import org.joinmastodon.android.fragments.ListTimelinesFragment;
 import org.joinmastodon.android.fragments.ProfileFragment;
+import org.joinmastodon.android.fragments.RecyclerFragment;
 import org.joinmastodon.android.fragments.report.ReportReasonChoiceFragment;
 import org.joinmastodon.android.model.Account;
 import org.joinmastodon.android.model.Relationship;
@@ -48,7 +49,6 @@ import me.grishka.appkit.Nav;
 import me.grishka.appkit.api.APIRequest;
 import me.grishka.appkit.api.Callback;
 import me.grishka.appkit.api.ErrorResponse;
-import me.grishka.appkit.fragments.BaseRecyclerFragment;
 import me.grishka.appkit.imageloader.ImageLoaderRecyclerAdapter;
 import me.grishka.appkit.imageloader.ImageLoaderViewHolder;
 import me.grishka.appkit.imageloader.requests.ImageLoaderRequest;
@@ -57,7 +57,7 @@ import me.grishka.appkit.utils.BindableViewHolder;
 import me.grishka.appkit.utils.V;
 import me.grishka.appkit.views.UsableRecyclerView;
 
-public abstract class BaseAccountListFragment extends BaseRecyclerFragment<BaseAccountListFragment.AccountItem>{
+public abstract class BaseAccountListFragment extends RecyclerFragment<BaseAccountListFragment.AccountItem> {
 	protected HashMap<String, Relationship> relationships=new HashMap<>();
 	protected String accountID;
 	protected ArrayList<APIRequest<?>> relationshipsRequests=new ArrayList<>();

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

@@ -17,6 +17,7 @@ import org.joinmastodon.android.api.requests.accounts.GetAccountRelationships;
 import org.joinmastodon.android.api.requests.accounts.GetFollowSuggestions;
 import org.joinmastodon.android.fragments.IsOnTop;
 import org.joinmastodon.android.fragments.ProfileFragment;
+import org.joinmastodon.android.fragments.RecyclerFragment;
 import org.joinmastodon.android.fragments.ScrollableToTop;
 import org.joinmastodon.android.model.Account;
 import org.joinmastodon.android.model.FollowSuggestion;
@@ -40,7 +41,6 @@ import me.grishka.appkit.Nav;
 import me.grishka.appkit.api.Callback;
 import me.grishka.appkit.api.ErrorResponse;
 import me.grishka.appkit.api.SimpleCallback;
-import me.grishka.appkit.fragments.BaseRecyclerFragment;
 import me.grishka.appkit.imageloader.ImageLoaderRecyclerAdapter;
 import me.grishka.appkit.imageloader.ImageLoaderViewHolder;
 import me.grishka.appkit.imageloader.requests.ImageLoaderRequest;
@@ -49,7 +49,7 @@ import me.grishka.appkit.utils.BindableViewHolder;
 import me.grishka.appkit.utils.V;
 import me.grishka.appkit.views.UsableRecyclerView;
 
-public class DiscoverAccountsFragment extends BaseRecyclerFragment<DiscoverAccountsFragment.AccountWrapper> implements ScrollableToTop, IsOnTop {
+public class DiscoverAccountsFragment extends RecyclerFragment<DiscoverAccountsFragment.AccountWrapper> implements ScrollableToTop, IsOnTop {
 	private String accountID;
 	private Map<String, Relationship> relationships=Collections.emptyMap();
 	private GetAccountRelationships relationshipsRequest;

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

@@ -11,6 +11,7 @@ import android.widget.TextView;
 import org.joinmastodon.android.R;
 import org.joinmastodon.android.api.requests.trends.GetTrendingLinks;
 import org.joinmastodon.android.fragments.IsOnTop;
+import org.joinmastodon.android.fragments.RecyclerFragment;
 import org.joinmastodon.android.fragments.ScrollableToTop;
 import org.joinmastodon.android.model.Card;
 import org.joinmastodon.android.ui.DividerItemDecoration;
@@ -26,7 +27,6 @@ import java.util.stream.Collectors;
 import androidx.annotation.NonNull;
 import androidx.recyclerview.widget.RecyclerView;
 import me.grishka.appkit.api.SimpleCallback;
-import me.grishka.appkit.fragments.BaseRecyclerFragment;
 import me.grishka.appkit.imageloader.ImageLoaderRecyclerAdapter;
 import me.grishka.appkit.imageloader.ImageLoaderViewHolder;
 import me.grishka.appkit.imageloader.requests.ImageLoaderRequest;
@@ -35,7 +35,7 @@ import me.grishka.appkit.utils.BindableViewHolder;
 import me.grishka.appkit.utils.V;
 import me.grishka.appkit.views.UsableRecyclerView;
 
-public class DiscoverNewsFragment extends BaseRecyclerFragment<Card> implements ScrollableToTop, IsOnTop {
+public class DiscoverNewsFragment extends RecyclerFragment<Card> implements ScrollableToTop, IsOnTop {
 	private String accountID;
 	private List<ImageLoaderRequest> imageRequests=Collections.emptyList();
 	private DiscoverInfoBannerHelper bannerHelper=new DiscoverInfoBannerHelper(DiscoverInfoBannerHelper.BannerType.TRENDING_LINKS);

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

@@ -8,6 +8,7 @@ import android.widget.TextView;
 import org.joinmastodon.android.R;
 import org.joinmastodon.android.api.requests.trends.GetTrendingHashtags;
 import org.joinmastodon.android.fragments.IsOnTop;
+import org.joinmastodon.android.fragments.RecyclerFragment;
 import org.joinmastodon.android.fragments.ScrollableToTop;
 import org.joinmastodon.android.model.Hashtag;
 import org.joinmastodon.android.ui.DividerItemDecoration;
@@ -20,11 +21,10 @@ import java.util.List;
 import androidx.annotation.NonNull;
 import androidx.recyclerview.widget.RecyclerView;
 import me.grishka.appkit.api.SimpleCallback;
-import me.grishka.appkit.fragments.BaseRecyclerFragment;
 import me.grishka.appkit.utils.BindableViewHolder;
 import me.grishka.appkit.views.UsableRecyclerView;
 
-public class TrendingHashtagsFragment extends BaseRecyclerFragment<Hashtag> implements ScrollableToTop, IsOnTop {
+public class TrendingHashtagsFragment extends RecyclerFragment<Hashtag> implements ScrollableToTop, IsOnTop {
 	private String accountID;
 	private DiscoverInfoBannerHelper bannerHelper=new DiscoverInfoBannerHelper(DiscoverInfoBannerHelper.BannerType.TRENDING_HASHTAGS);
 

mastodon/src/main/java/org/joinmastodon/android/fragments/onboarding/InstanceCatalogFragment.java

@@ -17,6 +17,7 @@ import org.joinmastodon.android.R;
 import org.joinmastodon.android.api.MastodonAPIController;
 import org.joinmastodon.android.api.MastodonErrorResponse;
 import org.joinmastodon.android.api.requests.instance.GetInstance;
+import org.joinmastodon.android.fragments.RecyclerFragment;
 import org.joinmastodon.android.model.Instance;
 import org.joinmastodon.android.model.catalog.CatalogInstance;
 import org.joinmastodon.android.ui.M3AlertDialogBuilder;
@@ -44,7 +45,6 @@ import androidx.annotation.NonNull;
 import androidx.recyclerview.widget.RecyclerView;
 import me.grishka.appkit.api.Callback;
 import me.grishka.appkit.api.ErrorResponse;
-import me.grishka.appkit.fragments.BaseRecyclerFragment;
 import me.grishka.appkit.utils.BindableViewHolder;
 import me.grishka.appkit.utils.MergeRecyclerAdapter;
 import me.grishka.appkit.utils.V;
@@ -52,7 +52,7 @@ import okhttp3.Call;
 import okhttp3.Request;
 import okhttp3.Response;
 
-abstract class InstanceCatalogFragment extends BaseRecyclerFragment<CatalogInstance>{
+abstract class InstanceCatalogFragment extends RecyclerFragment<CatalogInstance> {
 	protected RecyclerView.Adapter adapter;
 	protected MergeRecyclerAdapter mergeAdapter;
 	protected CatalogInstance chosenInstance;

mastodon/src/main/java/org/joinmastodon/android/fragments/onboarding/OnboardingFollowSuggestionsFragment.java

@@ -21,6 +21,7 @@ import org.joinmastodon.android.api.requests.accounts.GetFollowSuggestions;
 import org.joinmastodon.android.api.requests.accounts.SetAccountFollowed;
 import org.joinmastodon.android.fragments.HomeFragment;
 import org.joinmastodon.android.fragments.ProfileFragment;
+import org.joinmastodon.android.fragments.RecyclerFragment;
 import org.joinmastodon.android.model.FollowSuggestion;
 import org.joinmastodon.android.model.ParsedAccount;
 import org.joinmastodon.android.model.Relationship;
@@ -43,7 +44,6 @@ import me.grishka.appkit.Nav;
 import me.grishka.appkit.api.Callback;
 import me.grishka.appkit.api.ErrorResponse;
 import me.grishka.appkit.api.SimpleCallback;
-import me.grishka.appkit.fragments.BaseRecyclerFragment;
 import me.grishka.appkit.imageloader.ImageLoaderRecyclerAdapter;
 import me.grishka.appkit.imageloader.ImageLoaderViewHolder;
 import me.grishka.appkit.imageloader.requests.ImageLoaderRequest;
@@ -52,7 +52,7 @@ import me.grishka.appkit.utils.V;
 import me.grishka.appkit.views.FragmentRootLinearLayout;
 import me.grishka.appkit.views.UsableRecyclerView;
 
-public class OnboardingFollowSuggestionsFragment extends BaseRecyclerFragment<ParsedAccount>{
+public class OnboardingFollowSuggestionsFragment extends RecyclerFragment<ParsedAccount> {
 	private String accountID;
 	private Map<String, Relationship> relationships=Collections.emptyMap();
 	private GetAccountRelationships relationshipsRequest;

mastodon/src/main/java/org/joinmastodon/android/ui/utils/UiUtils.java

@@ -338,12 +338,21 @@ public class UiUtils {
 	}
 
 	public static int getThemeColor(Context context, @AttrRes int attr) {
+		if (context == null) return 0xff00ff00;
 		TypedArray ta = context.obtainStyledAttributes(new int[]{attr});
 		int color = ta.getColor(0, 0xff00ff00);
 		ta.recycle();
 		return color;
 	}
 
+	public static int getThemeColorRes(Context context, @AttrRes int attr) {
+		if (context == null) return 0xff00ff00;
+		TypedArray ta = context.obtainStyledAttributes(new int[]{attr});
+		int color = ta.getResourceId(0, R.color.black);
+		ta.recycle();
+		return color;
+	}
+
 	public static void openProfileByID(Context context, String selfID, String id) {
 		Bundle args = new Bundle();
 		args.putString("account", selfID);