CodeCow/PCAPdroid
1
0
Fork 0
mirror of https://github.com/emanuele-f/PCAPdroid.git synced 2026-06-19 21:05:25 +08:00
Code Issues Actions Packages Projects Releases Wiki Activity

Implement connections autoscroll and scroll to bottom

Browse Source
This commit is contained in:
emanuele-f 2021-02-12 23:03:14 +01:00
parent 86ae093e31
commit d08c3d3f64
4 changed files with 85 additions and 12 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

70
app/src/main/java/com/emanuelef/remote_capture/ConnectionsFragment.java
View File

@ -23,6 +23,7 @@ import android.content.Context;
import android.content.Intent;
import android.os.Bundle;
import android.os.Handler;
import android.util.Log;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
@ -32,12 +33,16 @@ import androidx.annotation.NonNull;
import androidx.annotation.Nullable;
import androidx.fragment.app.Fragment;
import androidx.recyclerview.widget.LinearLayoutManager;
import androidx.recyclerview.widget.RecyclerView;
public class ConnectionsFragment extends Fragment implements AppStateListener, ConnectionsListener {
private static final String TAG = "ConnectionsFragment";
private MainActivity mActivity;
private Handler mHandler;
private ConnectionsAdapter mAdapter;
private View mFabDown;
private EmptyRecyclerView mRecyclerView;
private boolean autoScroll;
@Override
public void onAttach(@NonNull Context context) {
@ -66,17 +71,18 @@ public class ConnectionsFragment extends Fragment implements AppStateListener, C
@Override
public void onViewCreated(@NonNull View view, @Nullable Bundle savedInstanceState) {
EmptyRecyclerView connList = view.findViewById(R.id.connections_view);
connList.setLayoutManager(new LinearLayoutManager(mActivity));
mRecyclerView = view.findViewById(R.id.connections_view);
LinearLayoutManager layoutMan = new LinearLayoutManager(mActivity);
mRecyclerView.setLayoutManager(layoutMan);
TextView emptyText = view.findViewById(R.id.no_connections);
connList.setEmptyView(emptyText);
mRecyclerView.setEmptyView(emptyText);
mAdapter = new ConnectionsAdapter(mActivity);
connList.setAdapter(mAdapter);
mRecyclerView.setAdapter(mAdapter);
mAdapter.setClickListener(v -> {
int pos = connList.getChildLayoutPosition(v);
int pos = mRecyclerView.getChildLayoutPosition(v);
ConnDescriptor item = mAdapter.getItem(pos);
if(item != null) {
@ -100,6 +106,34 @@ public class ConnectionsFragment extends Fragment implements AppStateListener, C
}
});
mFabDown = view.findViewById(R.id.fabDown);
autoScroll = true;
showFabDown(false);
mFabDown.setOnClickListener(v -> scrollToBottom());
mRecyclerView.addOnScrollListener(new RecyclerView.OnScrollListener() {
@Override
//public void onScrolled(@NonNull RecyclerView recyclerView, int dx, int dy) {
public void onScrollStateChanged(@NonNull RecyclerView recyclerView, int state) {
int first_visibile_pos = layoutMan.findFirstCompletelyVisibleItemPosition();
int last_visible_pos = layoutMan.findLastCompletelyVisibleItemPosition();
int last_pos = mAdapter.getItemCount() - 1;
boolean reached_bottom = (last_visible_pos >= last_pos);
boolean is_scrolling = (first_visibile_pos != 0) || (!reached_bottom);
if(is_scrolling) {
if(reached_bottom) {
autoScroll = true;
showFabDown(false);
} else {
autoScroll = false;
showFabDown(true);
}
}
}
});
mHandler = new Handler();
ConnectionsRegister reg = CaptureService.getConnsRegister();
if(reg != null)
@ -108,6 +142,20 @@ public class ConnectionsFragment extends Fragment implements AppStateListener, C
mActivity.addAppStateListener(this);
}
private void showFabDown(boolean visible) {
if(visible)
mFabDown.setVisibility(View.VISIBLE);
else
mFabDown.setVisibility(View.INVISIBLE);
}
private void scrollToBottom() {
int last_pos = mAdapter.getItemCount() - 1;
mRecyclerView.scrollToPosition(last_pos);
showFabDown(false);
}
@Override
public void onResume() {
super.onResume();
@ -122,6 +170,10 @@ public class ConnectionsFragment extends Fragment implements AppStateListener, C
if(reg != null)
reg.setListener(this);
autoScroll = true;
showFabDown(false);
mAdapter.notifyDataSetChanged();
}
}
@ -133,6 +185,12 @@ public class ConnectionsFragment extends Fragment implements AppStateListener, C
@Override
public void connectionsChanges() {
mHandler.post(() -> mAdapter.notifyDataSetChanged());
mHandler.post(() -> {
mAdapter.notifyDataSetChanged();
if(autoScroll)
scrollToBottom();
});
}
}

1
app/src/main/java/com/emanuelef/remote_capture/StatusFragment.java
View File

@ -33,7 +33,6 @@ import android.view.LayoutInflater;
import android.view.MotionEvent;
import android.view.View;
import android.view.ViewGroup;
import android.widget.Button;
import android.widget.TextView;
import androidx.annotation.NonNull;

5
app/src/main/res/drawable/ic_arrow_drop_down.xml Normal file
View File

@ -0,0 +1,5 @@
<vector android:height="24dp" android:tint="#FFFFFF"
android:viewportHeight="24" android:viewportWidth="24"
android:width="24dp" xmlns:android="http://schemas.android.com/apk/res/android">
<path android:fillColor="@android:color/white" android:pathData="M7,10l5,5 5,-5z"/>
</vector>

21
app/src/main/res/layout/connections.xml
View File

@ -1,14 +1,25 @@
<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:orientation="vertical">
xmlns:app="http://schemas.android.com/apk/res-auto">
<com.emanuelef.remote_capture.EmptyRecyclerView
android:layout_width="match_parent"
android:layout_height="match_parent"
android:id="@+id/connections_view"
></com.emanuelef.remote_capture.EmptyRecyclerView>
android:scrollbars="vertical"
android:scrollbarStyle="outsideOverlay"
android:id="@+id/connections_view" />
<com.google.android.material.floatingactionbutton.FloatingActionButton
android:id="@+id/fabDown"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_alignParentEnd="true"
android:layout_alignParentBottom="true"
android:layout_margin="16dp"
app:maxImageSize="48dp"
android:src="@drawable/ic_arrow_drop_down" />
<TextView
android:id="@+id/no_connections"
@ -20,4 +31,4 @@
android:textSize="15dp"
android:text="@string/no_connections">
</TextView>
</LinearLayout>
</RelativeLayout>