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Code Issues Packages Projects Releases Wiki Activity

Simplify collapsible folders

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This commit is contained in:
M66B
2019-05-25 22:09:15 +02:00
parent a3316c1aae
commit 9dd73d9d46
5 changed files with 92 additions and 199 deletions
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193
app/src/main/java/eu/faircode/email/AdapterFolder.java
View File

@@ -27,11 +27,8 @@ import android.content.DialogInterface;
import android.content.Intent;
import android.content.SharedPreferences;
import android.content.res.ColorStateList;
import android.graphics.Canvas;
import android.graphics.Color;
import android.graphics.Rect;
import android.graphics.Typeface;
import android.graphics.drawable.Drawable;
import android.os.Build;
import android.os.Bundle;
import android.provider.Settings;
@@ -48,12 +45,9 @@ import android.widget.TextView;
import androidx.annotation.NonNull;
import androidx.appcompat.widget.PopupMenu;
import androidx.lifecycle.LifecycleOwner;
import androidx.lifecycle.Observer;
import androidx.localbroadcastmanager.content.LocalBroadcastManager;
import androidx.preference.PreferenceManager;
import androidx.recyclerview.widget.DiffUtil;
import androidx.recyclerview.widget.DividerItemDecoration;
import androidx.recyclerview.widget.LinearLayoutManager;
import androidx.recyclerview.widget.ListUpdateCallback;
import androidx.recyclerview.widget.RecyclerView;
@@ -63,8 +57,10 @@ import java.text.Collator;
import java.text.NumberFormat;
import java.util.ArrayList;
import java.util.Collections;
import java.util.HashMap;
import java.util.List;
import java.util.Locale;
import java.util.Map;
public class AdapterFolder extends RecyclerView.Adapter<AdapterFolder.ViewHolder> {
private Context context;
@@ -73,11 +69,7 @@ public class AdapterFolder extends RecyclerView.Adapter<AdapterFolder.ViewHolder
private boolean show_hidden;
private long account;
private int level;
private EntityFolder parent;
private boolean collapsible;
private boolean collapsible_hidden;
private IProperties properties;
private boolean subscriptions;
private boolean debug;
private int dp12;
@@ -108,13 +100,7 @@ public class AdapterFolder extends RecyclerView.Adapter<AdapterFolder.ViewHolder
private ImageView ivSync;
private TextView tvKeywords;
private TextView tvError;
private View vwHidden;
private View vwRipple;
private RecyclerView rvChilds;
private AdapterFolder childs;
private TwoStateOwner cowner = new TwoStateOwner(owner, "FolderChilds");
private TwoStateOwner powner = new TwoStateOwner(owner, "FolderPopup");
ViewHolder(View itemView) {
@@ -138,43 +124,6 @@ public class AdapterFolder extends RecyclerView.Adapter<AdapterFolder.ViewHolder
ivSync = itemView.findViewById(R.id.ivSync);
tvKeywords = itemView.findViewById(R.id.tvKeywords);
tvError = itemView.findViewById(R.id.tvError);
vwHidden = itemView.findViewById(R.id.vwHidden);
vwRipple = itemView.findViewById(R.id.vwRipple);
rvChilds = itemView.findViewById(R.id.rvChilds);
LinearLayoutManager llm = new LinearLayoutManager(context);
rvChilds.setLayoutManager(llm);
rvChilds.setNestedScrollingEnabled(false);
DividerItemDecoration itemDecorator = new DividerItemDecoration(context, llm.getOrientation()) {
Drawable d = context.getDrawable(R.drawable.divider);
@Override
public void onDraw(Canvas canvas, RecyclerView parent, RecyclerView.State state) {
for (int i = 0; i < parent.getChildCount(); i++) {
d.setBounds(0, 0, parent.getWidth(), d.getIntrinsicHeight());
canvas.save();
canvas.translate(0, parent.getChildAt(i).getTop() - d.getIntrinsicHeight());
d.draw(canvas);
canvas.restore();
}
}
@Override
public void getItemOffsets(Rect outRect, View view, RecyclerView parent, RecyclerView.State state) {
if (view.findViewById(R.id.clItem).getVisibility() == View.GONE)
outRect.setEmpty();
else {
super.getItemOffsets(outRect, view, parent, state);
outRect.set(0, outRect.bottom, 0, 0);
}
}
};
itemDecorator.setDrawable(context.getDrawable(R.drawable.divider));
rvChilds.addItemDecoration(itemDecorator);
childs = new AdapterFolder(context, owner, show_hidden, properties);
rvChilds.setAdapter(childs);
}
private void wire() {
@@ -190,9 +139,28 @@ public class AdapterFolder extends RecyclerView.Adapter<AdapterFolder.ViewHolder
}
private void bindTo(final TupleFolderEx folder) {
view.setVisibility(folder.hide && !show_hidden ? View.GONE : View.VISIBLE);
boolean hidden = (folder.hide && !show_hidden);
int level = 1;
TupleFolderEx parent = folder.parent_ref;
while (parent != null) {
level++;
if (parent.collapsed || (parent.hide && !show_hidden))
hidden = true;
parent = parent.parent_ref;
}
boolean childs_visible = false;
if (folder.child_refs != null)
for (TupleFolderEx child : folder.child_refs)
if (!child.hide || show_hidden) {
childs_visible = true;
break;
}
view.setVisibility(hidden ? View.GONE : View.VISIBLE);
view.setActivated(folder.tbc != null || folder.tbd != null);
vwHidden.setAlpha(folder.hide ? Helper.LOW_LIGHT : 0.0f);
view.setAlpha(folder.hide ? Helper.LOW_LIGHT : 1.0f);
if (textSize != 0)
tvName.setTextSize(TypedValue.COMPLEX_UNIT_PX, textSize);
@@ -229,14 +197,14 @@ public class AdapterFolder extends RecyclerView.Adapter<AdapterFolder.ViewHolder
ivReadOnly.setVisibility(folder.read_only ? View.VISIBLE : View.GONE);
boolean folder_collapsible = (show_hidden ? collapsible : collapsible_hidden);
ViewGroup.LayoutParams lp = vwLevel.getLayoutParams();
lp.width = (account < 0 || !folder_collapsible ? 1 : level) * dp12;
lp.width = (account < 0 ? 1 : level) * dp12;
vwLevel.setLayoutParams(lp);
ivExpander.setImageLevel(folder.collapsed ? 1 /* more */ : 0 /* less */);
ivExpander.setVisibility(account < 0 || !folder_collapsible ? View.GONE : (folder.childs > 0 ? View.VISIBLE : View.INVISIBLE));
ivExpander.setVisibility(account < 0
? View.GONE
: childs_visible ? View.VISIBLE : View.INVISIBLE);
ivNotify.setVisibility(folder.notify ? View.VISIBLE : View.GONE);
ivSubscribed.setVisibility(subscriptions && folder.subscribed != null && folder.subscribed ? View.VISIBLE : View.GONE);
@@ -305,27 +273,6 @@ public class AdapterFolder extends RecyclerView.Adapter<AdapterFolder.ViewHolder
tvError.setText(folder.error);
tvError.setVisibility(folder.error != null ? View.VISIBLE : View.GONE);
childs.setShowHidden(show_hidden);
cowner.recreate();
if (account > 0 && folder.childs > 0 && !folder.collapsed) {
DB db = DB.getInstance(context);
cowner.start();
rvChilds.setVisibility(View.VISIBLE);
childs.set(folder.account, folder, level + 1, properties.getChilds(folder.id));
db.folder().liveFolders(folder.account, folder.id).observe(cowner, new Observer<List<TupleFolderEx>>() {
@Override
public void onChanged(List<TupleFolderEx> folders) {
if (folders == null)
folders = new ArrayList<>();
properties.setChilds(folder.id, folders);
childs.set(account, folder, level + 1, folders);
}
});
} else {
rvChilds.setVisibility(View.GONE);
childs.set(folder.account, folder, level + 1, new ArrayList<TupleFolderEx>());
}
}
@Override
@@ -341,9 +288,6 @@ public class AdapterFolder extends RecyclerView.Adapter<AdapterFolder.ViewHolder
if (view.getId() == R.id.ivExpander)
onCollapse(folder);
else {
vwRipple.setPressed(true);
vwRipple.setPressed(false);
LocalBroadcastManager lbm = LocalBroadcastManager.getInstance(context);
lbm.sendBroadcast(
new Intent(ActivityView.ACTION_VIEW_MESSAGES)
@@ -386,7 +330,7 @@ public class AdapterFolder extends RecyclerView.Adapter<AdapterFolder.ViewHolder
if (folder.tbd != null)
return false;
PopupMenuLifecycle popupMenu = new PopupMenuLifecycle(context, powner, vwRipple);
PopupMenuLifecycle popupMenu = new PopupMenuLifecycle(context, powner, view);
popupMenu.getMenu().add(Menu.NONE, R.string.title_synchronize_now, 1, R.string.title_synchronize_now);
@@ -704,12 +648,12 @@ public class AdapterFolder extends RecyclerView.Adapter<AdapterFolder.ViewHolder
}
}
AdapterFolder(Context context, LifecycleOwner owner, boolean show_hidden, IProperties properties) {
AdapterFolder(Context context, LifecycleOwner owner, long account, boolean show_hidden) {
this.context = context;
this.inflater = LayoutInflater.from(context);
this.owner = owner;
this.account = account;
this.show_hidden = show_hidden;
this.properties = properties;
SharedPreferences prefs = PreferenceManager.getDefaultSharedPreferences(context);
boolean compact = prefs.getBoolean("compact", false);
@@ -728,27 +672,8 @@ public class AdapterFolder extends RecyclerView.Adapter<AdapterFolder.ViewHolder
setHasStableIds(true);
}
public void set(final long account, EntityFolder parent, int level, @NonNull List<TupleFolderEx> folders) {
Log.i("Set account=" + account + " folders=" + folders.size());
this.account = account;
this.parent = parent;
this.level = level;
if (parent == null) {
this.collapsible = false;
this.collapsible_hidden = false;
for (TupleFolderEx folder : folders)
if (folder.childs > 0) {
this.collapsible = true;
this.collapsible_hidden = (folder.childs - folder.hidden_childs > 0);
break;
}
} else {
this.collapsible = true;
this.collapsible_hidden = true;
}
public void set(@NonNull List<TupleFolderEx> folders) {
Log.i("Set folders=" + folders.size());
final Collator collator = Collator.getInstance(Locale.getDefault());
collator.setStrength(Collator.SECONDARY); // Case insensitive, process accents etc
@@ -756,9 +681,33 @@ public class AdapterFolder extends RecyclerView.Adapter<AdapterFolder.ViewHolder
if (folders.size() > 0)
Collections.sort(folders, folders.get(0).getComparator(context));
DiffUtil.DiffResult diff = DiffUtil.calculateDiff(new DiffCallback(items, folders), false);
List<TupleFolderEx> parents = new ArrayList<>();
Map<Long, TupleFolderEx> idFolder = new HashMap<>();
Map<Long, List<TupleFolderEx>> parentChilds = new HashMap<>();
items = folders;
for (TupleFolderEx folder : folders) {
idFolder.put(folder.id, folder);
if (folder.parent == null)
parents.add(folder);
else {
if (!parentChilds.containsKey(folder.parent))
parentChilds.put(folder.parent, new ArrayList<TupleFolderEx>());
parentChilds.get(folder.parent).add(folder);
}
}
for (long pid : parentChilds.keySet()) {
TupleFolderEx parent = idFolder.get(pid);
parent.child_refs = parentChilds.get(pid);
for (TupleFolderEx child : parent.child_refs)
child.parent_ref = parent;
}
List<TupleFolderEx> hierarchical = getHierchical(parents);
DiffUtil.DiffResult diff = DiffUtil.calculateDiff(new DiffCallback(items, hierarchical), false);
items = hierarchical;
diff.dispatchUpdatesTo(new ListUpdateCallback() {
@Override
@@ -784,6 +733,18 @@ public class AdapterFolder extends RecyclerView.Adapter<AdapterFolder.ViewHolder
diff.dispatchUpdatesTo(this);
}
List<TupleFolderEx> getHierchical(List<TupleFolderEx> parents) {
List<TupleFolderEx> result = new ArrayList<>();
for (TupleFolderEx parent : parents) {
result.add(parent);
if (parent.child_refs != null)
result.addAll(getHierchical(parent.child_refs));
}
return result;
}
void setShowHidden(boolean show_hidden) {
if (this.show_hidden != show_hidden) {
this.show_hidden = show_hidden;
@@ -821,7 +782,10 @@ public class AdapterFolder extends RecyclerView.Adapter<AdapterFolder.ViewHolder
public boolean areContentsTheSame(int oldItemPosition, int newItemPosition) {
TupleFolderEx f1 = prev.get(oldItemPosition);
TupleFolderEx f2 = next.get(newItemPosition);
return f1.equals(f2);
boolean e = f1.equals(f2);
if (!e || f1.parent_ref == null || f2.parent_ref == null)
return e;
return f1.parent_ref.equals(f2.parent_ref);
}
}
@@ -843,7 +807,6 @@ public class AdapterFolder extends RecyclerView.Adapter<AdapterFolder.ViewHolder
@Override
public void onViewRecycled(@NonNull ViewHolder holder) {
holder.cowner.stop();
holder.powner.recreate();
}
@@ -856,10 +819,4 @@ public class AdapterFolder extends RecyclerView.Adapter<AdapterFolder.ViewHolder
holder.wire();
}
interface IProperties {
void setChilds(long parent, List<TupleFolderEx> childs);
List<TupleFolderEx> getChilds(long parent);
}
}