From 825e1f093d903e3f8d9c5161f059df85794bafca Mon Sep 17 00:00:00 2001
From: darshanxyz <darshanxyz@gmail.com>
Date: Sat, 22 Apr 2017 16:57:38 +0530
Subject: [PATCH] Added ListView for displaying OD_List in TeacherActivity.java
---
.../odsystem/CustomListAdapter.java | 72 +++++++++++++++++++
.../darshanbshah/odsystem/DataProvider.java | 21 ++++++
.../odsystem/TeacherActivity.java | 17 ++++-
app/src/main/res/layout/activity_teacher.xml | 39 +++++-----
app/src/main/res/layout/list_item.xml | 11 +++
5 files changed, 142 insertions(+), 18 deletions(-)
create mode 100644 app/src/main/java/com/darshanbshah/odsystem/CustomListAdapter.java
create mode 100644 app/src/main/java/com/darshanbshah/odsystem/DataProvider.java
create mode 100644 app/src/main/res/layout/list_item.xml
diff --git a/app/src/main/java/com/darshanbshah/odsystem/CustomListAdapter.java b/app/src/main/java/com/darshanbshah/odsystem/CustomListAdapter.java
new file mode 100644
index 0000000..1e5e9d6
--- /dev/null
+++ b/app/src/main/java/com/darshanbshah/odsystem/CustomListAdapter.java
@@ -0,0 +1,72 @@
+package com.darshanbshah.odsystem;
+
+/**
+ * Created by iamDarshan on 22/04/17.
+ */
+import android.content.Context;
+import android.graphics.Typeface;
+import android.support.annotation.NonNull;
+import android.support.annotation.Nullable;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.ViewGroup;
+import android.widget.ArrayAdapter;
+import android.widget.TextView;
+
+import java.util.ArrayList;
+import java.util.List;
+
+public class CustomListAdapter extends ArrayAdapter {
+
+
+ static class DataHandler {
+ TextView tv;
+ }
+
+ List list = new ArrayList();
+ public CustomListAdapter(Context context, int resource) {
+ super(context, resource);
+ }
+
+ @Override
+ public void add(Object object) {
+ super.add(object);
+ list.add(object);
+ }
+
+ @Override
+ public int getCount() {
+ return this.list.size();
+ }
+
+ @Nullable
+ @Override
+ public Object getItem(int position) {
+ return this.list.get(position);
+ }
+
+ @NonNull
+ @Override
+ public View getView(int position, View convertView, ViewGroup parent) {
+ View row;
+ row = convertView;
+ DataHandler handler;
+ if (convertView == null) {
+ LayoutInflater inflater = (LayoutInflater) this.getContext().getSystemService(Context.LAYOUT_INFLATER_SERVICE);
+ row = inflater.inflate(R.layout.list_item, parent, false);
+ handler = new DataHandler();
+ handler.tv = (TextView)row.findViewById(R.id.listText);
+ row.setTag(handler);
+ }
+ else {
+ handler = (DataHandler) row.getTag();
+ }
+
+// Typeface one = Typeface.createFromAsset(parent.getContext().getAssets(), "fonts/BebasNeue Bold.ttf");
+ DataProvider provider = (DataProvider) this.getItem(position);
+ handler.tv.setText(provider.getDetector());
+// handler.tv.setTypeface(one);
+ handler.tv.setTextSize(30);
+ return row;
+ }
+}
diff --git a/app/src/main/java/com/darshanbshah/odsystem/DataProvider.java b/app/src/main/java/com/darshanbshah/odsystem/DataProvider.java
new file mode 100644
index 0000000..1385d50
--- /dev/null
+++ b/app/src/main/java/com/darshanbshah/odsystem/DataProvider.java
@@ -0,0 +1,21 @@
+package com.darshanbshah.odsystem;
+
+/**
+ * Created by iamDarshan on 22/04/17.
+ */
+
+public class DataProvider {
+ private String detector;
+
+ public DataProvider(String detector) {
+ this.setDetector(detector);
+ }
+
+ public String getDetector() {
+ return detector;
+ }
+
+ public void setDetector(String detector) {
+ this.detector = detector;
+ }
+}
\ No newline at end of file
diff --git a/app/src/main/java/com/darshanbshah/odsystem/TeacherActivity.java b/app/src/main/java/com/darshanbshah/odsystem/TeacherActivity.java
index b4e66f5..2c1b3af 100644
--- a/app/src/main/java/com/darshanbshah/odsystem/TeacherActivity.java
+++ b/app/src/main/java/com/darshanbshah/odsystem/TeacherActivity.java
@@ -5,6 +5,7 @@ import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;
import android.util.Log;
import android.view.View;
+import android.widget.ListView;
import android.widget.TextView;
import android.widget.Toast;
@@ -30,10 +31,13 @@ public class TeacherActivity extends AppCompatActivity {
DatabaseReference adv;
DatabaseReference student;
- TextView t;
List<String> uid_list = new ArrayList<String>();
HashMap<String, String> uid_map = new HashMap<String, String>();
+ ListView listView;
+
+ CustomListAdapter adapter;
+
String adv_name;
@Override
@@ -45,7 +49,7 @@ public class TeacherActivity extends AppCompatActivity {
od = root.child("OD");
adv = root.child("Advisors");
student = root.child("Student");
- t = (TextView)findViewById(R.id.textView);
+ listView = (ListView)findViewById(R.id.listView);
adv.addChildEventListener(new ChildEventListener() {
@Override
@@ -91,6 +95,14 @@ public class TeacherActivity extends AppCompatActivity {
uid_list.add(data.getKey());
}
}
+ adapter = new CustomListAdapter(getApplicationContext(), R.layout.list_item);
+ listView.setAdapter(adapter);
+
+ Log.e("UIDLIST_SIZE", String.valueOf(uid_list.size()));
+ for (String value: uid_list) {
+ DataProvider provider = new DataProvider(value);
+ adapter.add(provider);
+ }
}
@Override
@@ -146,6 +158,7 @@ public class TeacherActivity extends AppCompatActivity {
}
});
+
}
public void signOut(View view) {
diff --git a/app/src/main/res/layout/activity_teacher.xml b/app/src/main/res/layout/activity_teacher.xml
index 3054da5..2212a00 100644
--- a/app/src/main/res/layout/activity_teacher.xml
+++ b/app/src/main/res/layout/activity_teacher.xml
@@ -4,28 +4,35 @@
android:id="@+id/activity_teacher"
android:layout_width="match_parent"
android:layout_height="match_parent"
- android:paddingBottom="@dimen/activity_vertical_margin"
- android:paddingLeft="@dimen/activity_horizontal_margin"
- android:paddingRight="@dimen/activity_horizontal_margin"
- android:paddingTop="@dimen/activity_vertical_margin"
tools:context="com.darshanbshah.odsystem.TeacherActivity">
<Button
android:text="Logout"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
- android:layout_alignParentTop="true"
- android:layout_centerHorizontal="true"
- android:layout_marginTop="181dp"
android:id="@+id/button2"
- android:onClick="signOut" />
-
- <TextView
- android:text="TextView"
- android:layout_width="wrap_content"
- android:layout_height="wrap_content"
+ android:onClick="signOut"
android:layout_alignParentTop="true"
- android:layout_centerHorizontal="true"
- android:layout_marginTop="64dp"
- android:id="@+id/textView" />
+ android:layout_alignParentEnd="true" />
+
+ <ScrollView
+ android:layout_width="match_parent"
+ android:layout_height="match_parent"
+ android:layout_below="@+id/button2"
+ android:layout_alignParentStart="true">
+
+ <LinearLayout
+ android:layout_width="match_parent"
+ android:layout_height="wrap_content"
+ android:orientation="vertical">
+
+ <ListView
+ android:layout_width="match_parent"
+ android:layout_height="800dp"
+ android:id="@+id/listView">
+
+ </ListView>
+
+ </LinearLayout>
+ </ScrollView>
</RelativeLayout>
diff --git a/app/src/main/res/layout/list_item.xml b/app/src/main/res/layout/list_item.xml
new file mode 100644
index 0000000..86835e0
--- /dev/null
+++ b/app/src/main/res/layout/list_item.xml
@@ -0,0 +1,11 @@
+<?xml version="1.0" encoding="utf-8"?>
+<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+ android:orientation="vertical" android:layout_width="match_parent"
+ android:layout_height="match_parent">
+
+ <TextView
+ android:id="@+id/listText"
+ android:layout_width="match_parent"
+ android:layout_height="100dp" />
+
+</LinearLayout>
\ No newline at end of file
--
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