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Convert on text change

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This commit is contained in:
serso 2016-02-11 23:04:18 +01:00
parent bc43fa91c3
commit 12c25b6ca6
1 changed files with 33 additions and 21 deletions
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50
app/src/main/java/org/solovyev/android/calculator/converter/ConverterFragment.java
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@ -8,41 +8,29 @@ import android.support.annotation.Nullable;
import android.support.design.widget.TextInputLayout;
import android.support.v4.app.FragmentActivity;
import android.support.v7.app.AlertDialog;
import android.text.Editable;
import android.text.TextUtils;
import android.text.TextWatcher;
import android.view.KeyEvent;
import android.view.LayoutInflater;
import android.view.View;
import android.view.inputmethod.EditorInfo;
import android.widget.AdapterView;
import android.widget.ArrayAdapter;
import android.widget.EditText;
import android.widget.ImageButton;
import android.widget.Spinner;
import android.widget.TextView;
import android.widget.*;
import butterknife.Bind;
import butterknife.ButterKnife;
import org.solovyev.android.calculator.App;
import org.solovyev.android.calculator.BaseDialogFragment;
import org.solovyev.android.calculator.R;
import butterknife.Bind;
import butterknife.ButterKnife;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.HashMap;
import java.util.HashSet;
import java.util.List;
import java.util.Map;
import java.util.Set;
import javax.annotation.Nonnull;
import javax.measure.unit.Dimension;
import javax.measure.unit.NonSI;
import javax.measure.unit.SI;
import javax.measure.unit.Unit;
import java.util.*;
public class ConverterFragment extends BaseDialogFragment
implements AdapterView.OnItemSelectedListener, View.OnFocusChangeListener, TextView.OnEditorActionListener, View.OnClickListener {
implements AdapterView.OnItemSelectedListener, View.OnFocusChangeListener, TextView.OnEditorActionListener, View.OnClickListener, TextWatcher {
@NonNull
private static final Set<String> excludedUnits = new HashSet<>(Arrays.asList("year_sidereal", "year_calendar", "day_sidereal", "foot_survey_us"));
@ -153,6 +141,7 @@ public class ConverterFragment extends BaseDialogFragment
editTextFrom.setOnFocusChangeListener(this);
editTextFrom.setOnEditorActionListener(this);
editTextFrom.addTextChangedListener(this);
swapButton.setOnClickListener(this);
@ -261,9 +250,15 @@ public class ConverterFragment extends BaseDialogFragment
}
private void convert() {
convert(true);
}
private void convert(boolean validate) {
final String value = editTextFrom.getText().toString();
if (TextUtils.isEmpty(value)) {
if (validate) {
setError(labelFrom, "Empty");
}
return;
}
@ -275,9 +270,11 @@ public class ConverterFragment extends BaseDialogFragment
editTextTo.setText(String.valueOf(toValue));
clearError(labelFrom);
} catch (RuntimeException e) {
if (validate) {
setError(labelFrom, e.getLocalizedMessage());
}
}
}
@Override
public boolean onEditorAction(TextView v, int actionId, KeyEvent event) {
@ -327,6 +324,21 @@ public class ConverterFragment extends BaseDialogFragment
}
}
@Override
public void beforeTextChanged(CharSequence s, int start, int count, int after) {
}
@Override
public void onTextChanged(CharSequence s, int start, int before, int count) {
}
@Override
public void afterTextChanged(Editable s) {
convert(false);
}
private enum MyDimension {
TIME(Dimension.TIME, "Time"),
AMOUNT_OF_SUBSTANCE(Dimension.AMOUNT_OF_SUBSTANCE, "Amount of substance"),