initial git version

2021-03-09 16:49:48 +01:00
commit 03cc5454ac
68 changed files with 1514 additions and 0 deletions
@@ -0,0 +1 @@
+/build
@@ -0,0 +1,40 @@
+plugins {
+    id 'com.android.application'
+}
+
+android {
+    compileSdkVersion 30
+    buildToolsVersion "30.0.3"
+
+    defaultConfig {
+        applicationId "de.joel.zoomhelper"
+        minSdkVersion 16
+        targetSdkVersion 30
+        versionCode 1
+        versionName '0.2'
+
+        testInstrumentationRunner "androidx.test.runner.AndroidJUnitRunner"
+    }
+
+    buildTypes {
+        release {
+            minifyEnabled false
+            proguardFiles getDefaultProguardFile('proguard-android-optimize.txt'), 'proguard-rules.pro'
+        }
+    }
+    compileOptions {
+        sourceCompatibility JavaVersion.VERSION_1_8
+        targetCompatibility JavaVersion.VERSION_1_8
+    }
+}
+
+dependencies {
+
+    implementation 'androidx.appcompat:appcompat:1.1.0'
+    implementation 'com.google.android.material:material:1.1.0'
+    implementation 'androidx.constraintlayout:constraintlayout:1.1.3'
+    testImplementation 'junit:junit:4.+'
+    androidTestImplementation 'androidx.test.ext:junit:1.1.1'
+    androidTestImplementation 'androidx.test.espresso:espresso-core:3.2.0'
+    implementation 'com.android.support:design:28.0.0'
+}
@@ -0,0 +1,21 @@
+# Add project specific ProGuard rules here.
+# You can control the set of applied configuration files using the
+# proguardFiles setting in build.gradle.
+#
+# For more details, see
+#   http://developer.android.com/guide/developing/tools/proguard.html
+
+# If your project uses WebView with JS, uncomment the following
+# and specify the fully qualified class name to the JavaScript interface
+# class:
+#-keepclassmembers class fqcn.of.javascript.interface.for.webview {
+#   public *;
+#}
+
+# Uncomment this to preserve the line number information for
+# debugging stack traces.
+#-keepattributes SourceFile,LineNumberTable
+
+# If you keep the line number information, uncomment this to
+# hide the original source file name.
+#-renamesourcefileattribute SourceFile
@@ -0,0 +1,26 @@
+package de.joel.zoomhelper;
+
+import android.content.Context;
+
+import androidx.test.platform.app.InstrumentationRegistry;
+import androidx.test.ext.junit.runners.AndroidJUnit4;
+
+import org.junit.Test;
+import org.junit.runner.RunWith;
+
+import static org.junit.Assert.*;
+
+/**
+ * Instrumented test, which will execute on an Android device.
+ *
+ * @see <a href="http://d.android.com/tools/testing">Testing documentation</a>
+ */
+@RunWith(AndroidJUnit4.class)
+public class ExampleInstrumentedTest {
+    @Test
+    public void useAppContext() {
+        // Context of the app under test.
+        Context appContext = InstrumentationRegistry.getInstrumentation().getTargetContext();
+        assertEquals("de.joel.zoomhelper", appContext.getPackageName());
+    }
+}
@@ -0,0 +1,21 @@
+<?xml version="1.0" encoding="utf-8"?>
+<manifest xmlns:android="http://schemas.android.com/apk/res/android"
+    package="de.joel.zoomhelper">
+
+    <application
+        android:allowBackup="true"
+        android:icon="@mipmap/ic_launcher"
+        android:label="@string/app_name"
+        android:roundIcon="@mipmap/ic_launcher_round"
+        android:supportsRtl="true"
+        android:theme="@style/Theme.ZoomHelper">
+        <activity android:name=".MainActivity">
+            <intent-filter>
+                <action android:name="android.intent.action.MAIN" />
+
+                <category android:name="android.intent.category.LAUNCHER" />
+            </intent-filter>
+        </activity>
+    </application>
+
+</manifest>
@@ -0,0 +1,504 @@
+package de.joel.zoomhelper;
+
+import androidx.appcompat.app.AlertDialog;
+import androidx.appcompat.app.AppCompatActivity;
+
+import android.annotation.SuppressLint;
+import android.content.Context;
+import android.content.DialogInterface;
+import android.content.Intent;
+import android.content.SharedPreferences;
+import android.net.Uri;
+import android.os.Bundle;
+import android.util.AttributeSet;
+import android.util.Base64;
+import android.view.MotionEvent;
+import android.view.View;
+import android.widget.ArrayAdapter;
+import android.widget.AutoCompleteTextView;
+import android.widget.EditText;
+import android.widget.ImageView;
+import android.widget.ListPopupWindow;
+
+import java.io.ByteArrayInputStream;
+import java.io.ByteArrayOutputStream;
+import java.io.EOFException;
+import java.io.IOException;
+import java.io.ObjectInputStream;
+import java.io.ObjectOutputStream;
+import java.io.Serializable;
+import java.util.ArrayList;
+import java.util.Objects;
+
+class InstantAutoComplete extends AutoCompleteTextView {
+
+    public InstantAutoComplete(Context context) {
+        super(context);
+    }
+    public InstantAutoComplete(Context arg0, AttributeSet arg1) {
+        super(arg0, arg1);
+    }
+
+    public InstantAutoComplete(Context arg0, AttributeSet arg1, int arg2) {
+        super(arg0, arg1, arg2);
+    }
+    @Override
+    public boolean enoughToFilter() {
+        return true;
+    }
+
+}
+
+public class MainActivity extends AppCompatActivity {
+
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        setContentView(R.layout.activity_main);
+        watchMeetingNameBox();
+        fillDropdownMeetingName();
+        if (getLastMeeting() != -1) {
+            try {
+                fillMeeting(getLastMeeting());
+            }
+            catch (IndexOutOfBoundsException e) {
+               AlertDialog.Builder dialog=new AlertDialog.Builder(this);
+                dialog.setMessage("Daten wurden zurückgesetzt, da die Config-Struktur nochmal verändert wurde.");
+                dialog.setTitle("Hinweis");
+                AlertDialog alertDialog=dialog.create();
+                alertDialog.show();
+                setLastMeeting(-1);
+                saveMeetingList(new ArrayList<>());
+            }
+        }
+        watchSaveIcon();
+        watchAttIcon();
+        watchDeleteIcon();
+        watchNewIcon();
+        watchShareIcon();
+    }
+
+    private void watchShareIcon() {
+        ImageView ShareIcon = findViewById(R.id.imageShare);
+        ShareIcon.setOnClickListener(v -> {
+            shareMeeting(createCurrMeetingFromUI());
+        });
+    }
+
+    private void shareMeeting(Meeting meeting) {
+        Intent sendIntent = new Intent();
+        sendIntent.setAction(Intent.ACTION_SEND);
+        sendIntent.putExtra(Intent.EXTRA_TEXT, meeting.info());
+        sendIntent.setType("text/plain");
+
+        Intent shareIntent = Intent.createChooser(sendIntent, null);
+        startActivity(shareIntent);
+    }
+
+    private void watchNewIcon() {
+        ImageView AddIcon = findViewById(R.id.imageAdd);
+        AddIcon.setOnClickListener(v -> {
+            fillBlank();
+        });
+    }
+
+    private void watchAttIcon() {
+        ImageView AttIcon = findViewById(R.id.imageAttend);
+        AttIcon.setOnClickListener(v -> {
+            btnJoin_onClick(null);
+        });
+    }
+
+    private void watchDeleteIcon() {
+        ImageView trashIcon = findViewById(R.id.imageTrash);
+        trashIcon.setOnClickListener(v -> {
+            removeMeeting(getLastMeeting());
+        });
+    }
+
+    private void removeMeeting(int meeting) {
+        ArrayList<Meeting> meetings = getMeetings();
+        if (meetings.size() > 0) {
+            meetings.remove(meeting);
+            saveMeetingList(meetings);
+
+            if (meetings.size() > 1) {
+                fillDropdownMeetingName();
+                if (getLastMeeting() > meetings.size()-1) {
+                    setLastMeeting(meetings.size()-1);
+                    fillMeeting(getLastMeeting());
+                }
+            } else if (meetings.size() == 1) {
+                setLastMeeting(0);
+                fillDropdownMeetingName();
+                fillMeeting(getLastMeeting());
+            } else {
+                setLastMeeting(-1);
+                fillDropdownMeetingName();
+                fillBlank();
+            }
+        }
+    }
+
+    private void fillBlank() {
+        EditText editMeetingName = findViewById(R.id.TextMeetingName);
+        EditText editID = findViewById(R.id.textBoxID);
+        EditText editPW = findViewById(R.id.editTextTextPassword2);
+        AutoCompleteTextView editName = findViewById(R.id.textBoxName);
+        EditText editAtt = findViewById(R.id.editAtt);
+
+        editMeetingName.setText("");
+        editID.setText("");
+        editPW.setText("");
+        editName.setText("");
+        editName.setAdapter(null);
+        editAtt.setText("");
+    }
+
+    private void watchSaveIcon() {
+        ImageView saveIcon = findViewById(R.id.imageSave);
+        saveIcon.setOnClickListener(v -> {
+            saveAllMeetings();
+        });
+    }
+
+    public void watchMeetingNameBox() {
+        EditText meetingNameBox = findViewById(R.id.TextMeetingName);
+        meetingNameBox.setOnFocusChangeListener((v, hasFocus) -> {
+            if (!hasFocus) {
+                fillWithSelectedMeeting();
+            }
+
+        });
+    }
+
+    public void fillWithSelectedMeeting() {
+        AutoCompleteTextView textMeetingName = findViewById(R.id.TextMeetingName);
+        int search = searchMeetingInList(getMeetings(), textMeetingName.getText().toString());
+        if (search != -1) {
+            fillMeeting(search);
+        }
+    }
+
+    @SuppressLint("ClickableViewAccessibility")
+    public void fillDropdownMeetingName() {
+        ArrayList<Meeting> meetings = getMeetings();
+
+        String[] meetingNames = new String[meetings.size()];
+        for (int i = 0; i < meetings.size(); i++) {
+            meetingNames[i] = meetings.get(i).meetingName;
+        }
+
+        AutoCompleteTextView textMeetingName = findViewById(R.id.TextMeetingName);
+        ImageView dropdown = findViewById(R.id.image);
+        ArrayAdapter<String> adapter = new ArrayAdapter<String>(this, android.R.layout.simple_dropdown_item_1line, meetingNames);
+        textMeetingName.setAdapter(adapter);
+
+        textMeetingName.setOnTouchListener((View.OnTouchListener) (paramView, paramMotionEvent) -> {
+            adapter.getFilter().filter(null);
+            textMeetingName.showDropDown();
+            return false;
+        });
+
+        textMeetingName.setOnItemClickListener((arg0, view, arg2, arg3) -> {
+            fillWithSelectedMeeting();
+        });
+
+        dropdown.setOnClickListener(v -> {
+            textMeetingName.showDropDown();
+            adapter.getFilter().filter(null);
+        });
+    }
+
+    public void fillDropdownAttendeeName(int meetingIndex) {
+        Meeting meeting = getMeetings().get(meetingIndex);
+        ArrayList<Attendee> attendees = meeting.attendees;
+
+        String attNames[] = new String[attendees.size()];
+        for (int i = 0; i < attendees.size(); i++) {
+            attNames[i] = attendees.get(i).name;
+        }
+
+        AutoCompleteTextView textName = findViewById(R.id.textBoxName);
+        ImageView dropdown = findViewById(R.id.image2);
+        ArrayAdapter<String> adapter = new ArrayAdapter<String>(this, android.R.layout.simple_dropdown_item_1line, attNames);
+        textName.setAdapter(adapter);
+
+        textName.setOnItemClickListener((arg0, view, arg2, arg3) -> {
+            fillWithSelectedAtt();
+        });
+
+        dropdown.setOnClickListener(v -> {
+            textName.showDropDown();
+            adapter.getFilter().filter(null);
+        });
+    }
+
+    private void fillWithSelectedAtt() {
+        AutoCompleteTextView textName = findViewById(R.id.textBoxName);
+        EditText editAtt = findViewById(R.id.editAtt);
+        int found = getMeetings().get(getLastMeeting()).searchAttendee(textName.getText().toString());
+        editAtt.setText(getMeetings().get(getLastMeeting()).attendees.get(found).num);
+    }
+
+    public void fillMeeting(int id) {
+        ArrayList<Meeting> meetings = getMeetings();
+
+        EditText editMeetingName = findViewById(R.id.TextMeetingName);
+        EditText editID = findViewById(R.id.textBoxID);
+        EditText editPW = findViewById(R.id.editTextTextPassword2);
+        EditText editName = findViewById(R.id.textBoxName);
+        EditText editAtt = findViewById(R.id.editAtt);
+
+        editID.setError(null);
+        editID.clearFocus();
+
+        editMeetingName.setText(meetings.get(id).meetingName);
+        editID.setText(meetings.get(id).meetingID);
+        editPW.setText(meetings.get(id).meetingPWD);
+        editName.setText(meetings.get(id).attendees.get(meetings.get(id).lastAtt).name);
+        editAtt.setText(meetings.get(id).attendees.get(meetings.get(id).lastAtt).num);
+
+        fillDropdownAttendeeName(id);
+    }
+
+
+    private void launchZoomUrl(String url) {
+        Intent intent = new Intent(Intent.ACTION_VIEW, Uri.parse(url));
+        if (intent.resolveActivity(getPackageManager()) != null) {
+            startActivity(intent);
+        }
+    }
+
+    private String buildZoomURL(String confno, String pwd, String name, String attendees) {
+        if (!Objects.equals(attendees, "")) {
+            return "zoomus://zoom.us/join?confno=" + confno.replace(" ", "") + "&pwd=" + pwd + "&uname=" + name + " (" + attendees + ")";
+        } else
+            return "zoomus://zoom.us/join?confno=" + confno.replace(" ", "") + "&pwd=" + pwd + "&uname=" + name;
+    }
+
+    public String meetingsToString(ArrayList<Meeting> listMeetings) {
+        ByteArrayOutputStream byteArrayOutputStream = new ByteArrayOutputStream();
+        ObjectOutputStream objOutputStream = null;
+        try {
+            objOutputStream = new ObjectOutputStream(byteArrayOutputStream);
+        } catch (IOException e) {
+            e.printStackTrace();
+        }
+        for (Object obj : listMeetings) {
+
+            try {
+                objOutputStream.writeObject(obj);
+            } catch (IOException e) {
+                e.printStackTrace();
+            }
+            try {
+                objOutputStream.reset();
+            } catch (IOException e) {
+                e.printStackTrace();
+            }
+        }
+        try {
+            objOutputStream.close();
+        } catch (IOException e) {
+            e.printStackTrace();
+        }
+        return Base64.encodeToString(byteArrayOutputStream.toByteArray(), 0);
+    }
+
+
+    public ArrayList<Meeting> stringToMeetings(String string) {
+        byte[] bytes = Base64.decode(string, 0);
+
+        ArrayList<Meeting> listMeetings = new ArrayList();
+        ByteArrayInputStream bis = new ByteArrayInputStream(bytes);
+        ObjectInputStream obj = null;
+        try {
+            obj = new ObjectInputStream(bis);
+        } catch (IOException e) {
+            e.printStackTrace();
+        }
+        try {
+            while (bis.available() != -1) {
+                //Read object from file
+                Meeting meeting = (Meeting) obj.readObject();
+                listMeetings.add(meeting);
+            }
+        } catch (EOFException ex) {
+            //ex.printStackTrace();
+        } catch (IOException e) {
+            e.printStackTrace();
+        } catch (ClassNotFoundException e) {
+            e.printStackTrace();
+        }
+        return listMeetings;
+    }
+
+    public void saveMeetingList(ArrayList<Meeting> meetingList) {
+        SharedPreferences mPrefs = getPreferences(MODE_PRIVATE);
+        SharedPreferences.Editor prefsEditor = mPrefs.edit();
+        prefsEditor.putString("Meetings", meetingsToString(meetingList));
+        prefsEditor.commit();
+    }
+
+    public void setLastMeeting(int id) {
+        SharedPreferences mPrefs = getPreferences(MODE_PRIVATE);
+        SharedPreferences.Editor prefsEditor = mPrefs.edit();
+        prefsEditor.putInt("LastMeeting", id);
+        prefsEditor.commit();
+    }
+
+    public int getLastMeeting() {
+        SharedPreferences mPrefs = getPreferences(MODE_PRIVATE);
+        return mPrefs.getInt("LastMeeting", -1);
+    }
+
+
+    public ArrayList<Meeting> getMeetings() {
+        SharedPreferences mPrefs = getPreferences(MODE_PRIVATE);
+        String value = mPrefs.getString("Meetings", "");
+        ArrayList<Meeting> meetingList;
+        if (value.equals("")) {
+            meetingList = new ArrayList<>();
+        } else {
+            meetingList = stringToMeetings(value);
+        }
+        return meetingList;
+    }
+
+    public int searchMeetingInList(ArrayList<Meeting> meetings, String name) {
+        int found = -1;
+        for (int i = 0; i < meetings.size(); i++) {
+            if (meetings.get(i).meetingName.equals(name)) {
+                found = i;
+                break;
+            }
+        }
+        return found;
+    }
+
+    public void btnSave_onClick(View view) {
+        saveAllMeetings();
+    }
+
+
+    public void btnJoin_onClick(View view) {
+        saveAllMeetings();
+        Meeting currMeeting = createCurrMeetingFromUI();
+        String url = buildZoomURL(currMeeting.meetingID, currMeeting.meetingPWD, currMeeting.attendees.get(currMeeting.lastAtt).name, currMeeting.attendees.get(currMeeting.lastAtt).num);
+        launchZoomUrl(url);
+    }
+
+    public Meeting createCurrMeetingFromUI() {
+        EditText editMeetingName = findViewById(R.id.TextMeetingName);
+        EditText editID = findViewById(R.id.textBoxID);
+        EditText editPW = findViewById(R.id.editTextTextPassword2);
+        EditText editName = findViewById(R.id.textBoxName);
+        EditText editAtt = findViewById(R.id.editAtt);
+
+        Meeting currMeeting = new Meeting(editMeetingName.getText().toString(), editID.getText().toString(), editPW.getText().toString(), editName.getText().toString(), editAtt.getText().toString());
+        return currMeeting;
+    }
+
+    public void saveAllMeetings() {
+        ArrayList<Meeting> listMeetings = getMeetings();
+        Meeting currMeetingUI = createCurrMeetingFromUI();
+
+        if (currMeetingUI.meetingID.equals("")) {
+            EditText editID = findViewById(R.id.textBoxID);
+            editID.requestFocus();
+            editID.setError("Meeting kann nicht ohne ID gespeichert werden!");
+            return;
+        }
+        else if (currMeetingUI.meetingName.equals("")) {
+           EditText editMName = findViewById(R.id.TextMeetingName);
+           editMName.setText(currMeetingUI.meetingID);
+           currMeetingUI.meetingName = currMeetingUI.meetingID;
+        }
+
+
+        int foundCurr = searchMeetingInList(listMeetings, currMeetingUI.meetingName);
+        if (foundCurr == -1) {
+            listMeetings.add(currMeetingUI);
+            if (listMeetings.size() == 1) {
+                setLastMeeting(0);
+            } else {
+                setLastMeeting(listMeetings.size() - 1);
+            }
+
+        } else {
+            Meeting currMeeting = getMeetings().get(foundCurr);
+            currMeeting.meetingID = currMeetingUI.meetingID;
+            currMeeting.meetingPWD = currMeetingUI.meetingPWD;
+            currMeeting.updateAttendee(currMeetingUI.attendees.get(0).name, currMeetingUI.attendees.get(0).num);
+            listMeetings.set(foundCurr, currMeeting);
+            setLastMeeting(foundCurr);
+        }
+        saveMeetingList(listMeetings);
+        fillDropdownMeetingName();
+    }
+
+}
+
+
+class Attendee implements Serializable {
+    public String name;
+    public String num;
+
+    public Attendee(String name, String num) {
+        this.name = name;
+        this.num = num;
+    }
+}
+
+class Meeting implements Serializable {
+    public String meetingName;
+    public String meetingID;
+    public String meetingPWD;
+    public ArrayList<Attendee> attendees;
+    public int lastAtt;
+
+    public Meeting(String meetingName, String meetingID, String meetingPWD, String nameAttendee, String numAttendee) {
+        this.meetingName = meetingName;
+        this.meetingID = meetingID;
+        this.meetingPWD = meetingPWD;
+        this.attendees = new ArrayList<>();
+        Attendee attendee = new Attendee(nameAttendee, numAttendee);
+        this.attendees.add(attendee);
+        this.lastAtt = 0;
+    }
+
+    public void addAttendee(String name, String num) {
+        Attendee attendee = new Attendee(name, num);
+        this.attendees.add(attendee);
+        this.lastAtt = attendees.size() - 1;
+    }
+
+    public int searchAttendee(String name) {
+        int found = -1;
+        for (int i = 0; i < this.attendees.size(); i++) {
+            if (this.attendees.get(i).name.equals(name)) {
+                found = i;
+                break;
+            }
+        }
+        return found;
+    }
+
+    public void updateAttendee(String name, String num) {
+
+        int found = searchAttendee(name);
+
+        if (found == -1) {
+            addAttendee(name, num);
+        } else {
+            this.attendees.get(found).num = num;
+        }
+    }
+
+    public String info() {
+        return "Meeting Name: " + this.meetingName + "\n" +
+                "Meeting-ID: " + this.meetingID + "\n" +
+                "Kenncode: " + this.meetingPWD;
+    }
+}
@@ -0,0 +1,30 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:aapt="http://schemas.android.com/aapt"
+    android:width="108dp"
+    android:height="108dp"
+    android:viewportWidth="108"
+    android:viewportHeight="108">
+    <path android:pathData="M31,63.928c0,0 6.4,-11 12.1,-13.1c7.2,-2.6 26,-1.4 26,-1.4l38.1,38.1L107,108.928l-32,-1L31,63.928z">
+        <aapt:attr name="android:fillColor">
+            <gradient
+                android:endX="85.84757"
+                android:endY="92.4963"
+                android:startX="42.9492"
+                android:startY="49.59793"
+                android:type="linear">
+                <item
+                    android:color="#44000000"
+                    android:offset="0.0" />
+                <item
+                    android:color="#00000000"
+                    android:offset="1.0" />
+            </gradient>
+        </aapt:attr>
+    </path>
+    <path
+        android:fillColor="#FFFFFF"
+        android:fillType="nonZero"
+        android:pathData="M65.3,45.828l3.8,-6.6c0.2,-0.4 0.1,-0.9 -0.3,-1.1c-0.4,-0.2 -0.9,-0.1 -1.1,0.3l-3.9,6.7c-6.3,-2.8 -13.4,-2.8 -19.7,0l-3.9,-6.7c-0.2,-0.4 -0.7,-0.5 -1.1,-0.3C38.8,38.328 38.7,38.828 38.9,39.228l3.8,6.6C36.2,49.428 31.7,56.028 31,63.928h46C76.3,56.028 71.8,49.428 65.3,45.828zM43.4,57.328c-0.8,0 -1.5,-0.5 -1.8,-1.2c-0.3,-0.7 -0.1,-1.5 0.4,-2.1c0.5,-0.5 1.4,-0.7 2.1,-0.4c0.7,0.3 1.2,1 1.2,1.8C45.3,56.528 44.5,57.328 43.4,57.328L43.4,57.328zM64.6,57.328c-0.8,0 -1.5,-0.5 -1.8,-1.2s-0.1,-1.5 0.4,-2.1c0.5,-0.5 1.4,-0.7 2.1,-0.4c0.7,0.3 1.2,1 1.2,1.8C66.5,56.528 65.6,57.328 64.6,57.328L64.6,57.328z"
+        android:strokeWidth="1"
+        android:strokeColor="#00000000" />
+</vector>
@@ -0,0 +1,170 @@
+<?xml version="1.0" encoding="utf-8"?>
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="108dp"
+    android:height="108dp"
+    android:viewportWidth="108"
+    android:viewportHeight="108">
+    <path
+        android:fillColor="#3DDC84"
+        android:pathData="M0,0h108v108h-108z" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M9,0L9,108"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M19,0L19,108"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M29,0L29,108"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M39,0L39,108"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M49,0L49,108"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M59,0L59,108"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M69,0L69,108"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M79,0L79,108"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M89,0L89,108"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M99,0L99,108"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M0,9L108,9"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M0,19L108,19"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M0,29L108,29"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M0,39L108,39"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M0,49L108,49"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M0,59L108,59"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M0,69L108,69"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M0,79L108,79"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M0,89L108,89"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M0,99L108,99"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M19,29L89,29"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M19,39L89,39"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M19,49L89,49"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M19,59L89,59"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M19,69L89,69"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M19,79L89,79"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M29,19L29,89"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M39,19L39,89"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M49,19L49,89"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M59,19L59,89"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M69,19L69,89"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M79,19L79,89"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+</vector>
@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="utf-8"?>
+<selector xmlns:android="http://schemas.android.com/apk/res/android">
+<item android:drawable="@drawable/eyeoff" android:state_checked="true"/>
+<item android:drawable="@drawable/iconfinder_eye_7124182_32"/>
+</selector>
+
@@ -0,0 +1,244 @@
+<?xml version="1.0" encoding="utf-8"?>
+<androidx.constraintlayout.widget.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:app="http://schemas.android.com/apk/res-auto"
+    xmlns:tools="http://schemas.android.com/tools"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    tools:context=".MainActivity">
+
+    <ImageView
+        android:id="@+id/image2"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_marginStart="284dp"
+        android:layout_marginLeft="284dp"
+        android:layout_marginTop="380dp"
+        android:padding="5dp"
+        android:src="@mipmap/baseline_arrow_drop_down_black_24"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toTopOf="parent" />
+
+    <EditText
+        android:id="@+id/editAtt"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_marginStart="72dp"
+        android:layout_marginLeft="72dp"
+        android:layout_marginTop="468dp"
+        android:ems="10"
+        android:inputType="number"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toTopOf="parent" />
+
+    <de.joel.zoomhelper.InstantAutoComplete
+        android:id="@+id/textBoxName"
+        android:layout_width="215dp"
+        android:layout_height="39dp"
+        android:layout_marginStart="72dp"
+        android:layout_marginLeft="72dp"
+        android:layout_marginTop="380dp"
+        android:inputType="text"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toTopOf="parent" />
+
+    <TextView
+        android:id="@+id/textName"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+
+        android:layout_marginStart="72dp"
+        android:layout_marginLeft="72dp"
+        android:layout_marginTop="360dp"
+        android:text="Name"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toTopOf="parent" />
+
+    <TextView
+        android:id="@+id/textAtt"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_marginStart="72dp"
+        android:layout_marginLeft="72dp"
+        android:layout_marginTop="448dp"
+        android:text="Anzahl der Teilnehmer"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toTopOf="parent" />
+
+    <Button
+        android:id="@+id/btnJoin"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_marginStart="120dp"
+        android:layout_marginLeft="120dp"
+        android:layout_marginTop="556dp"
+        android:onClick="btnJoin_onClick"
+        android:text="teilnehmen"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintHorizontal_bias="0.561"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toTopOf="parent" />
+
+    <Button
+        android:id="@+id/btnSave"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_marginStart="50dp"
+        android:layout_marginLeft="120dp"
+        android:layout_marginTop="556dp"
+        android:onClick="btnSave_onClick"
+        android:text="speichern"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintHorizontal_bias="0.02"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toTopOf="parent" />
+
+    <com.google.android.material.textfield.TextInputLayout
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_marginStart="72dp"
+        android:layout_marginLeft="72dp"
+        android:layout_marginTop="272dp"
+        android:background="@android:color/transparent"
+        app:boxBackgroundColor="@android:color/transparent"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toTopOf="parent"
+        app:passwordToggleDrawable="@drawable/show_password_selector"
+        app:passwordToggleEnabled="true">
+
+        <EditText
+            android:id="@+id/editTextTextPassword2"
+            android:layout_width="212dp"
+            android:layout_height="wrap_content"
+            android:ems="10"
+            android:inputType="textPassword"
+            app:layout_constraintStart_toStartOf="parent"
+            app:layout_constraintTop_toTopOf="parent" />
+
+    </com.google.android.material.textfield.TextInputLayout>
+
+    <EditText
+        android:id="@+id/textBoxID"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_marginStart="72dp"
+        android:layout_marginLeft="72dp"
+        android:layout_marginTop="192dp"
+        android:ems="10"
+        android:inputType="text"
+        android:focusable="true"
+        android:focusableInTouchMode="true"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toTopOf="parent" />
+
+    <TextView
+        android:id="@+id/textID"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_marginStart="72dp"
+        android:layout_marginLeft="72dp"
+        android:layout_marginTop="172dp"
+        android:text="ID"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toTopOf="parent" />
+
+    <TextView
+        android:id="@+id/textPW"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_marginStart="72dp"
+        android:layout_marginLeft="72dp"
+        android:layout_marginTop="253dp"
+        android:text="Password"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toTopOf="parent" />
+
+    <TextView
+        android:id="@+id/textMeetingName"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_marginStart="72dp"
+        android:layout_marginLeft="72dp"
+        android:layout_marginTop="48dp"
+        android:text="Meeting Name"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toTopOf="parent" />
+
+    <de.joel.zoomhelper.InstantAutoComplete
+        android:id="@+id/TextMeetingName"
+        android:layout_width="215dp"
+        android:layout_height="39dp"
+        android:layout_marginStart="72dp"
+        android:layout_marginLeft="72dp"
+        android:layout_marginTop="67dp"
+        android:inputType="text"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toTopOf="parent" />
+
+    <ImageView
+        android:id="@+id/image"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_marginStart="284dp"
+        android:layout_marginLeft="287dp"
+        android:layout_marginTop="67dp"
+        android:padding="5dp"
+        android:src="@mipmap/baseline_arrow_drop_down_black_24"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toTopOf="parent" />
+
+    <ImageView
+        android:id="@+id/imageAttend"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_marginStart="282dp"
+        android:layout_marginLeft="282dp"
+        android:layout_marginTop="128dp"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toTopOf="parent"
+        app:srcCompat="@drawable/iconfinder_phone_7124181_32" />
+
+    <ImageView
+        android:id="@+id/imageTrash"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_marginStart="187dp"
+        android:layout_marginLeft="187dp"
+        android:layout_marginTop="128dp"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toTopOf="parent"
+        app:srcCompat="@drawable/iconfinder_trash_7124159_32" />
+
+    <ImageView
+        android:id="@+id/imageSave"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_marginStart="235dp"
+        android:layout_marginLeft="235dp"
+        android:layout_marginTop="128dp"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toTopOf="parent"
+        app:srcCompat="@drawable/iconfinder_save_7124134_32" />
+
+    <ImageView
+        android:id="@+id/imageShare"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_marginStart="140dp"
+        android:layout_marginLeft="140dp"
+        android:layout_marginTop="128dp"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toTopOf="parent"
+        app:srcCompat="@drawable/iconfinder_share_7124186_32" />
+
+    <ImageView
+        android:id="@+id/imageAdd"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_marginStart="92dp"
+        android:layout_marginLeft="92dp"
+        android:layout_marginTop="128dp"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toTopOf="parent"
+        app:srcCompat="@drawable/iconfinder_pluscircle_7124019_32" />
+
+</androidx.constraintlayout.widget.ConstraintLayout>
@@ -0,0 +1,5 @@
+<?xml version="1.0" encoding="utf-8"?>
+<adaptive-icon xmlns:android="http://schemas.android.com/apk/res/android">
+    <background android:drawable="@mipmap/ic_launcher_background"/>
+    <foreground android:drawable="@mipmap/ic_launcher_foreground"/>
+</adaptive-icon>
@@ -0,0 +1,5 @@
+<?xml version="1.0" encoding="utf-8"?>
+<adaptive-icon xmlns:android="http://schemas.android.com/apk/res/android">
+    <background android:drawable="@mipmap/ic_launcher_background"/>
+    <foreground android:drawable="@mipmap/ic_launcher_foreground"/>
+</adaptive-icon>
@@ -0,0 +1,10 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources>
+    <color name="purple_200">#FFBB86FC</color>
+    <color name="purple_500">#FF6200EE</color>
+    <color name="purple_700">#FF3700B3</color>
+    <color name="teal_200">#FF03DAC5</color>
+    <color name="teal_700">#FF018786</color>
+    <color name="black">#FF000000</color>
+    <color name="white">#FFFFFFFF</color>
+</resources>
@@ -0,0 +1,3 @@
+<resources>
+    <string name="app_name">ZoomHelper</string>
+</resources>
@@ -0,0 +1,16 @@
+<resources xmlns:tools="http://schemas.android.com/tools">
+    <!-- Base application theme. -->
+    <style name="Theme.ZoomHelper" parent="Theme.MaterialComponents.Light">
+        <!-- Primary brand color. -->
+        <item name="colorPrimary">@color/teal_700</item>
+        <item name="colorPrimaryVariant">@color/teal_700</item>
+        <item name="colorOnPrimary">@color/white</item>
+        <!-- Secondary brand color. -->
+        <item name="colorSecondary">@color/teal_200</item>
+        <item name="colorSecondaryVariant">@color/teal_700</item>
+        <item name="colorOnSecondary">@color/black</item>
+        <!-- Status bar color. -->
+        <item name="android:statusBarColor" tools:targetApi="l">?attr/colorPrimaryVariant</item>
+        <!-- Customize your theme here. -->
+    </style>
+</resources>
@@ -0,0 +1,17 @@
+package de.joel.zoomhelper;
+
+import org.junit.Test;
+
+import static org.junit.Assert.*;
+
+/**
+ * Example local unit test, which will execute on the development machine (host).
+ *
+ * @see <a href="http://d.android.com/tools/testing">Testing documentation</a>
+ */
+public class ExampleUnitTest {
+    @Test
+    public void addition_isCorrect() {
+        assertEquals(4, 2 + 2);
+    }
+}