Korrektes zuweisen der FractionCalculator zur DataBinding-Funktionalität
This commit is contained in:
parent
73ea482776
commit
eb6c30f3cd
@ -5,55 +5,82 @@ import android.util.Log;
|
||||
import android.widget.TextView;
|
||||
|
||||
import androidx.appcompat.app.AppCompatActivity;
|
||||
import androidx.databinding.BaseObservable;
|
||||
import androidx.databinding.Bindable;
|
||||
|
||||
public class FractionCalculator{
|
||||
public class FractionCalculator extends BaseObservable{
|
||||
|
||||
private static final String TAG = FractionCalculator.class.getName();
|
||||
|
||||
private int enumLeft;
|
||||
private int denomLeft;
|
||||
private int enumRight;
|
||||
private int denomRight;
|
||||
public int enumResult;
|
||||
public int denomResult;
|
||||
private String denomLeft;
|
||||
private String enumLeft;
|
||||
private String denomRight;
|
||||
private String enumRight;
|
||||
private String denomResult;
|
||||
private String enumResult;
|
||||
|
||||
|
||||
protected void doStuff() {
|
||||
Log.d(TAG, "FractionCalculator started");
|
||||
public FractionCalculator(){
|
||||
Log.d(TAG, "new FractionCalculator created");
|
||||
}
|
||||
|
||||
public int getEnumLeft() {
|
||||
return enumLeft;
|
||||
}
|
||||
|
||||
public void setEnumLeft(int enumLeft) {
|
||||
this.enumLeft = enumLeft;
|
||||
}
|
||||
|
||||
public int getDenomLeft() {
|
||||
/// #### GETTER AND SETTER ####
|
||||
@Bindable
|
||||
public String getDenomLeft() {
|
||||
return denomLeft;
|
||||
}
|
||||
|
||||
public void setDenomLeft(int denomLeft) {
|
||||
public void setDenomLeft(String denomLeft) {
|
||||
this.denomLeft = denomLeft;
|
||||
notifyPropertyChanged(BR.denomLeft);
|
||||
}
|
||||
|
||||
public int getEnumRight() {
|
||||
return enumRight;
|
||||
@Bindable
|
||||
public String getEnumLeft() {
|
||||
return enumLeft;
|
||||
}
|
||||
|
||||
public void setEnumRight(int enumRight) {
|
||||
this.enumRight = enumRight;
|
||||
public void setEnumLeft(String enumLeft) {
|
||||
this.enumLeft = enumLeft;
|
||||
notifyPropertyChanged(BR.enumLeft);
|
||||
}
|
||||
|
||||
public int getDenomRight() {
|
||||
@Bindable
|
||||
public String getDenomRight() {
|
||||
return denomRight;
|
||||
}
|
||||
|
||||
public void setDenomRight(int denomRight) {
|
||||
public void setDenomRight(String denomRight) {
|
||||
this.denomRight = denomRight;
|
||||
notifyPropertyChanged(BR.denomRight);
|
||||
}
|
||||
|
||||
// GETTER AND SETTER
|
||||
@Bindable
|
||||
public String getEnumRight() {
|
||||
return enumRight;
|
||||
}
|
||||
|
||||
public void setEnumRight(String enumRight) {
|
||||
this.enumRight = enumRight;
|
||||
notifyPropertyChanged(BR.enumRight);
|
||||
}
|
||||
|
||||
@Bindable
|
||||
public String getDenomResult() {
|
||||
return denomResult;
|
||||
}
|
||||
|
||||
public void setDenomResult(String denomResult) {
|
||||
this.denomResult = denomResult;
|
||||
notifyPropertyChanged(BR.denomResult);
|
||||
}
|
||||
|
||||
@Bindable
|
||||
public String getEnumResult() {
|
||||
return enumResult;
|
||||
}
|
||||
|
||||
public void setEnumResult(String enumResult) {
|
||||
this.enumResult = enumResult;
|
||||
notifyPropertyChanged(BR.enumResult);
|
||||
}
|
||||
}
|
||||
|
||||
@ -1,54 +1,52 @@
|
||||
package io.n0x.android.java_mot_testing;
|
||||
|
||||
import android.content.Intent;
|
||||
import android.os.Bundle;
|
||||
import android.util.Log;
|
||||
import android.view.View;
|
||||
import android.widget.TextView;
|
||||
|
||||
import androidx.appcompat.app.AppCompatActivity;
|
||||
import androidx.databinding.BindingAdapter;
|
||||
import androidx.databinding.DataBindingUtil;
|
||||
|
||||
import io.n0x.android.java_mot_testing.databinding.Ex9DataBindingBinding;
|
||||
|
||||
public class MainActivity extends AppCompatActivity implements View.OnClickListener {
|
||||
|
||||
// For debugging
|
||||
private static final String TAG = MainActivity.class.getName();
|
||||
|
||||
|
||||
|
||||
FractionCalculator calc = new FractionCalculator();
|
||||
// Local calculator instance
|
||||
private FractionCalculator calc;
|
||||
|
||||
@Override
|
||||
protected void onCreate(Bundle savedInstanceState) {
|
||||
super.onCreate(savedInstanceState);
|
||||
setContentView(R.layout.ex9_data_binding);
|
||||
Log.d(TAG, "MainActivity started");
|
||||
// create calculator instance
|
||||
calc = new FractionCalculator();
|
||||
|
||||
// set a value for testing
|
||||
calc.setEnumResult("0");
|
||||
calc.setDenomResult("0");
|
||||
|
||||
// Button Listeners
|
||||
// Bind instance of FractionCalculator to view
|
||||
Ex9DataBindingBinding binding = DataBindingUtil.setContentView(this, R.layout.ex9_data_binding);
|
||||
binding.setCalc(calc);
|
||||
|
||||
// Button Listeners
|
||||
findViewById(R.id.button_add).setOnClickListener(this);
|
||||
|
||||
calc.doStuff();
|
||||
// Log create action
|
||||
Log.d(TAG, "MainActivity started");
|
||||
}
|
||||
|
||||
@Override
|
||||
public void onClick(View v) {
|
||||
if (v.getId() == R.id.button_add) {
|
||||
|
||||
// works (without using bindings)
|
||||
TextView textView = findViewById(R.id.txt_enum_result);
|
||||
textView.setText("10");
|
||||
textView.setText("1234");
|
||||
|
||||
calc.enumResult = 5;
|
||||
calc.denomResult = 6;
|
||||
|
||||
//calc.setDenomLeft(10);
|
||||
/*
|
||||
enumLeft = 1;
|
||||
denomLeft = 2;
|
||||
enumRight = 3;
|
||||
denomRight = 4;
|
||||
|
||||
|
||||
//*/
|
||||
// work with DataBinding
|
||||
calc.setDenomLeft("123123123");
|
||||
}
|
||||
}
|
||||
}
|
||||
@ -1,18 +0,0 @@
|
||||
<?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">
|
||||
|
||||
<TextView
|
||||
android:layout_width="wrap_content"
|
||||
android:layout_height="wrap_content"
|
||||
android:text="Hello World!"
|
||||
app:layout_constraintBottom_toBottomOf="parent"
|
||||
app:layout_constraintLeft_toLeftOf="parent"
|
||||
app:layout_constraintRight_toRightOf="parent"
|
||||
app:layout_constraintTop_toTopOf="parent" />
|
||||
|
||||
</androidx.constraintlayout.widget.ConstraintLayout>
|
||||
@ -1,5 +1,6 @@
|
||||
<?xml version="1.0" encoding="utf-8"?>
|
||||
<layout xmlns:tools="http://schemas.android.com/tools"
|
||||
<layout xmlns:android="http://schemas.android.com/apk/res/android"
|
||||
xmlns:tools="http://schemas.android.com/tools"
|
||||
xmlns:app="http://schemas.android.com/apk/res-auto">
|
||||
|
||||
<data>
|
||||
@ -8,7 +9,7 @@
|
||||
type="io.n0x.android.java_mot_testing.FractionCalculator" />
|
||||
</data>
|
||||
|
||||
<androidx.constraintlayout.widget.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
|
||||
<androidx.constraintlayout.widget.ConstraintLayout
|
||||
android:layout_width="match_parent"
|
||||
android:layout_height="match_parent">
|
||||
|
||||
@ -53,43 +54,41 @@
|
||||
android:id="@+id/txt_equals"
|
||||
android:layout_width="wrap_content"
|
||||
android:layout_height="wrap_content"
|
||||
android:layout_marginTop="48dp"
|
||||
android:layout_marginTop="60dp"
|
||||
android:text="="
|
||||
android:textSize="34sp"
|
||||
app:layout_constraintEnd_toEndOf="parent"
|
||||
app:layout_constraintHorizontal_bias="0.183"
|
||||
app:layout_constraintHorizontal_bias="0.181"
|
||||
app:layout_constraintStart_toStartOf="parent"
|
||||
app:layout_constraintTop_toBottomOf="@+id/button_div" />
|
||||
|
||||
<TextView
|
||||
android:id="@+id/txt_enum_result"
|
||||
android:layout_width="wrap_content"
|
||||
android:layout_height="wrap_content"
|
||||
android:layout_marginTop="64dp"
|
||||
android:text="@{calc.enumResult}"
|
||||
android:textAlignment="center"
|
||||
android:textSize="34sp"
|
||||
app:layout_constraintBottom_toTopOf="@+id/txt_denom_result"
|
||||
app:layout_constraintEnd_toEndOf="parent"
|
||||
app:layout_constraintStart_toStartOf="parent"
|
||||
app:layout_constraintTop_toBottomOf="@+id/button_div" />
|
||||
|
||||
<TextView
|
||||
android:text="@{calc.denomResult}"
|
||||
android:id="@+id/txt_denom_result"
|
||||
android:layout_width="wrap_content"
|
||||
android:layout_height="wrap_content"
|
||||
android:layout_marginTop="3dp"
|
||||
android:layout_marginBottom="412dp"
|
||||
android:text="@{calc.denomResult}"
|
||||
android:textAlignment="center"
|
||||
android:textSize="34sp"
|
||||
app:layout_constraintBottom_toBottomOf="parent"
|
||||
app:layout_constraintEnd_toEndOf="parent"
|
||||
app:layout_constraintHorizontal_bias="0.247"
|
||||
app:layout_constraintStart_toEndOf="@+id/txt_equals"
|
||||
app:layout_constraintStart_toStartOf="parent"
|
||||
app:layout_constraintTop_toBottomOf="@+id/txt_enum_result" />
|
||||
|
||||
<TextView
|
||||
android:text="Test1234"
|
||||
android:id="@+id/txt_enum_result"
|
||||
android:layout_width="wrap_content"
|
||||
android:layout_height="wrap_content"
|
||||
android:layout_marginTop="32dp"
|
||||
android:textAlignment="center"
|
||||
android:textSize="34sp"
|
||||
app:layout_constraintBottom_toTopOf="@+id/txt_denom_result"
|
||||
app:layout_constraintEnd_toEndOf="parent"
|
||||
app:layout_constraintHorizontal_bias="0.247"
|
||||
app:layout_constraintStart_toEndOf="@+id/txt_equals"
|
||||
app:layout_constraintTop_toBottomOf="@+id/button_div" />
|
||||
|
||||
<EditText
|
||||
android:text="@{calc.enumRight}"
|
||||
android:id="@+id/enumRight"
|
||||
@ -104,7 +103,7 @@
|
||||
app:layout_constraintTop_toTopOf="parent" />
|
||||
|
||||
<EditText
|
||||
android:text="@{calc.enumLeft}"
|
||||
android:text="@{calc.enumRight}"
|
||||
android:id="@+id/enumLeft"
|
||||
android:layout_width="140dp"
|
||||
android:layout_height="50dp"
|
||||
|
||||
Loading…
Reference in New Issue
Block a user