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Code Issues Releases Activity

Added dragging

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This commit is contained in:
Somethingweirdhere 2018-06-19 15:01:35 +02:00 committed by Christian Schabesberger
parent 71761675cf
commit 614bdb33b4
1 changed files with 71 additions and 64 deletions
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135
app/src/main/java/org/schabi/newpipe/settings/ContentSettingsMain.java
View File

@ -19,7 +19,9 @@ import android.support.v7.widget.LinearLayoutManager;
import android.support.v7.widget.RecyclerView;
import android.support.v7.widget.helper.ItemTouchHelper;
import android.util.TypedValue;
import android.view.DragEvent;
import android.view.LayoutInflater;
import android.view.MotionEvent;
import android.view.View;
import android.view.ViewGroup;
import android.widget.Button;
@ -30,6 +32,7 @@ import android.widget.TextView;
import org.schabi.newpipe.R;
import org.schabi.newpipe.database.LocalItem;
import org.schabi.newpipe.database.playlist.PlaylistStreamEntry;
import org.schabi.newpipe.local.holder.LocalPlaylistStreamItemHolder;
import org.schabi.newpipe.util.NavigationHelper;
import org.schabi.newpipe.util.OnClickGesture;
import org.schabi.newpipe.util.ServiceHelper;
@ -69,11 +72,13 @@ public class ContentSettingsMain extends Fragment {
usedTabsView = rootView.findViewById(R.id.usedTabs);
usedTabsView.setLayoutManager(new LinearLayoutManager(getContext()));
usedAdapter = new ContentSettingsMain.UsedAdapter();
usedTabsView.setAdapter(usedAdapter);
ItemTouchHelper.Callback callback = new SimpleItemTouchHelperCallback(usedAdapter);
ItemTouchHelper touchHelper = new ItemTouchHelper(callback);
touchHelper.attachToRecyclerView(usedTabsView);
ItemTouchHelper itemTouchHelper = new ItemTouchHelper(getItemTouchCallback());
itemTouchHelper.attachToRecyclerView(usedTabsView);
usedAdapter.setOnItemSelectedListener(itemTouchHelper);
usedTabsView.setAdapter(usedAdapter);
}
private void saveChanges() {
@ -147,29 +152,21 @@ public class ContentSettingsMain extends Fragment {
}
}
public class UsedAdapter extends RecyclerView.Adapter<ContentSettingsMain.UsedAdapter.TabViewHolder>
implements ItemTouchHelperAdapter {
public class UsedAdapter extends RecyclerView.Adapter<ContentSettingsMain.UsedAdapter.TabViewHolder>{
// ... code from gist
@Override
public void onItemDismiss(int position) {
usedTabs.remove(position);
notifyItemRemoved(position);
saveChanges();
private ItemTouchHelper itemTouchHelper;
public void setOnItemSelectedListener(ItemTouchHelper mItemTouchHelper) {
itemTouchHelper = mItemTouchHelper;
}
@Override
public void onItemMove(int fromPosition, int toPosition) {
if (fromPosition < toPosition) {
for (int i = fromPosition; i < toPosition; i++) {
Collections.swap(usedTabs, i, i + 1);
}
} else {
for (int i = fromPosition; i > toPosition; i--) {
Collections.swap(usedTabs, i, i - 1);
}
}
public boolean swapItems(int fromPosition, int toPosition) {
String temp = usedTabs.get(fromPosition);
usedTabs.set(fromPosition, usedTabs.get(toPosition));
usedTabs.set(toPosition, temp);
notifyItemMoved(fromPosition, toPosition);
saveChanges();
return true;
}
@Override
@ -182,7 +179,7 @@ public class ContentSettingsMain extends Fragment {
@Override
public void onBindViewHolder(@NonNull ContentSettingsMain.UsedAdapter.TabViewHolder holder, int position) {
holder.bind(position);
holder.bind(position, holder);
}
@Override
@ -206,8 +203,10 @@ public class ContentSettingsMain extends Fragment {
view = itemView;
}
void bind(int position) {
void bind(int position, ContentSettingsMain.UsedAdapter.TabViewHolder holder) {
handle.setImageResource(ThemeHelper.getIconByAttr(R.attr.drag_handle, getContext()));
handle.setOnTouchListener(getOnTouchListener(holder));
if(usedTabs.get(position).startsWith("6\t")) {
String channelInfo[] = usedTabs.get(position).split("\t");
@ -219,52 +218,60 @@ public class ContentSettingsMain extends Fragment {
text.setText(allTabs[Integer.parseInt(usedTabs.get(position))]);
}
}
private View.OnTouchListener getOnTouchListener(final RecyclerView.ViewHolder item) {
return (view, motionEvent) -> {
view.performClick();
if (motionEvent.getActionMasked() == MotionEvent.ACTION_DOWN) {
if(itemTouchHelper != null) itemTouchHelper.startDrag(item);
}
return false;
};
}
}
}
public class SimpleItemTouchHelperCallback extends ItemTouchHelper.Callback {
private ItemTouchHelper.SimpleCallback getItemTouchCallback() {
return new ItemTouchHelper.SimpleCallback(ItemTouchHelper.UP | ItemTouchHelper.DOWN,
ItemTouchHelper.ACTION_STATE_IDLE) {
@Override
public int interpolateOutOfBoundsScroll(RecyclerView recyclerView, int viewSize,
int viewSizeOutOfBounds, int totalSize,
long msSinceStartScroll) {
final int standardSpeed = super.interpolateOutOfBoundsScroll(recyclerView, viewSize,
viewSizeOutOfBounds, totalSize, msSinceStartScroll);
final int minimumAbsVelocity = Math.max(12,
Math.abs(standardSpeed));
return minimumAbsVelocity * (int) Math.signum(viewSizeOutOfBounds);
}
private final ItemTouchHelperAdapter mAdapter;
@Override
public boolean onMove(RecyclerView recyclerView, RecyclerView.ViewHolder source,
RecyclerView.ViewHolder target) {
if (source.getItemViewType() != target.getItemViewType() ||
usedAdapter == null) {
return false;
}
public SimpleItemTouchHelperCallback(ItemTouchHelperAdapter adapter) {
mAdapter = adapter;
}
final int sourceIndex = source.getAdapterPosition();
final int targetIndex = target.getAdapterPosition();
final boolean isSwapped = usedAdapter.swapItems(sourceIndex, targetIndex);
if (isSwapped) saveChanges();
return isSwapped;
}
@Override
public boolean isLongPressDragEnabled() {
return true;
}
@Override
public boolean isLongPressDragEnabled() {
return false;
}
@Override
public boolean isItemViewSwipeEnabled() {
return true;
}
@Override
public boolean isItemViewSwipeEnabled() {
return false;
}
@Override
public int getMovementFlags(RecyclerView recyclerView, RecyclerView.ViewHolder viewHolder) {
int dragFlags = ItemTouchHelper.UP | ItemTouchHelper.DOWN;
int swipeFlags = ItemTouchHelper.START | ItemTouchHelper.END;
return makeMovementFlags(dragFlags, swipeFlags);
}
@Override
public boolean onMove(RecyclerView recyclerView, RecyclerView.ViewHolder viewHolder,
RecyclerView.ViewHolder target) {
mAdapter.onItemMove(viewHolder.getAdapterPosition(), target.getAdapterPosition());
return true;
}
@Override
public void onSwiped(RecyclerView.ViewHolder viewHolder, int direction) {
mAdapter.onItemDismiss(viewHolder.getAdapterPosition());
}
}
public interface ItemTouchHelperAdapter {
void onItemMove(int fromPosition, int toPosition);
void onItemDismiss(int position);
@Override
public void onSwiped(RecyclerView.ViewHolder viewHolder, int swipeDir) {}
};
}
}