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Calculator display changes

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This commit is contained in:
Sergey Solovyev 2012-09-21 00:36:52 +04:00
parent 79e85ea255
commit b3cc081f47
12 changed files with 446 additions and 403 deletions
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5
calculatorpp-core/src/main/java/org/solovyev/android/calculator/Calculator.java
View File

@ -1,5 +1,7 @@
package org.solovyev.android.calculator;
import jscl.NumeralBase;
import jscl.math.Generic;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;
import org.solovyev.android.calculator.jscl.JsclOperation;
@ -22,4 +24,7 @@ public interface Calculator extends CalculatorEventContainer {
CalculatorEventDataId evaluate(@NotNull JsclOperation operation,
@NotNull String expression,
@Nullable MessageRegistry mr);
@NotNull
CalculatorEventDataId convert(@NotNull Generic generic, @NotNull NumeralBase to);
}

4
calculatorpp-core/src/main/java/org/solovyev/android/calculator/CalculatorEvaluationEventDataImpl.java
View File

@ -47,8 +47,8 @@ public class CalculatorEvaluationEventDataImpl implements CalculatorEvaluationEv
@Override
@Nullable
public Long getCalculationId() {
return calculatorEventData.getCalculationId();
public Long getSequenceId() {
return calculatorEventData.getSequenceId();
}
@Override

3
calculatorpp-core/src/main/java/org/solovyev/android/calculator/CalculatorEventDataId.java
View File

@ -13,8 +13,9 @@ public interface CalculatorEventDataId {
// the higher id => the later event
long getEventId();
// the higher id => the later event
@Nullable
Long getCalculationId();
Long getSequenceId();
boolean isAfter(@NotNull CalculatorEventDataId calculatorEventDataId);
}

20
calculatorpp-core/src/main/java/org/solovyev/android/calculator/CalculatorEventDataIdImpl.java
View File

@ -13,18 +13,16 @@ class CalculatorEventDataIdImpl implements CalculatorEventDataId {
private final long eventId;
@Nullable
private final Long calculationId;
private final Long sequenceId;
private CalculatorEventDataIdImpl(long id,
@Nullable Long calculationId) {
private CalculatorEventDataIdImpl(long id, @Nullable Long sequenceId) {
this.eventId = id;
this.calculationId = calculationId;
this.sequenceId = sequenceId;
}
@NotNull
static CalculatorEventDataId newInstance(long id,
@Nullable Long calculationId) {
return new CalculatorEventDataIdImpl(id, calculationId);
static CalculatorEventDataId newInstance(long id, @Nullable Long sequenceId) {
return new CalculatorEventDataIdImpl(id, sequenceId);
}
@Override
@ -34,8 +32,8 @@ class CalculatorEventDataIdImpl implements CalculatorEventDataId {
@Nullable
@Override
public Long getCalculationId() {
return this.calculationId;
public Long getSequenceId() {
return this.sequenceId;
}
@Override
@ -51,7 +49,7 @@ class CalculatorEventDataIdImpl implements CalculatorEventDataId {
CalculatorEventDataIdImpl that = (CalculatorEventDataIdImpl) o;
if (eventId != that.eventId) return false;
if (calculationId != null ? !calculationId.equals(that.calculationId) : that.calculationId != null)
if (sequenceId != null ? !sequenceId.equals(that.sequenceId) : that.sequenceId != null)
return false;
return true;
@ -60,7 +58,7 @@ class CalculatorEventDataIdImpl implements CalculatorEventDataId {
@Override
public int hashCode() {
int result = (int) (eventId ^ (eventId >>> 32));
result = 31 * result + (calculationId != null ? calculationId.hashCode() : 0);
result = 31 * result + (sequenceId != null ? sequenceId.hashCode() : 0);
return result;
}
}

4
calculatorpp-core/src/main/java/org/solovyev/android/calculator/CalculatorEventDataImpl.java
View File

@ -29,8 +29,8 @@ class CalculatorEventDataImpl implements CalculatorEventData {
@Override
@Nullable
public Long getCalculationId() {
return calculatorEventDataId.getCalculationId();
public Long getSequenceId() {
return calculatorEventDataId.getSequenceId();
}
@Override

14
calculatorpp-core/src/main/java/org/solovyev/android/calculator/CalculatorEventType.java
View File

@ -28,7 +28,19 @@ public enum CalculatorEventType {
calculation_finished,
// @NotNull org.solovyev.android.calculator.CalculatorFailure
calculation_failed;
calculation_failed,
/*
**********************************************************************
*
* CONVERSION
*
**********************************************************************
*/
conversion_started,
// @NotNull String conversion result
conversion_finished;
public boolean isOfType(@NotNull CalculatorEventType... types) {
for (CalculatorEventType type : types) {

108
calculatorpp-core/src/main/java/org/solovyev/android/calculator/CalculatorImpl.java
View File

@ -1,6 +1,7 @@
package org.solovyev.android.calculator;
import jscl.AbstractJsclArithmeticException;
import jscl.NumeralBase;
import jscl.NumeralBaseException;
import jscl.math.Generic;
import jscl.text.ParseInterruptedException;
@ -10,6 +11,10 @@ import org.solovyev.android.calculator.jscl.JsclOperation;
import org.solovyev.android.calculator.text.TextProcessor;
import org.solovyev.common.msg.MessageRegistry;
import org.solovyev.common.msg.MessageType;
import org.solovyev.common.text.StringUtils;
import org.solovyev.math.units.UnitConverter;
import org.solovyev.math.units.UnitImpl;
import org.solovyev.math.units.UnitType;
import java.util.List;
import java.util.concurrent.Executor;
@ -43,6 +48,32 @@ public class CalculatorImpl implements Calculator {
public CalculatorImpl() {
}
@NotNull
public static String doConversion(@NotNull UnitConverter<String> converter,
@Nullable String from,
@NotNull UnitType<String> fromUnitType,
@NotNull UnitType<String> toUnitType) throws ConversionException{
final String result;
if (StringUtils.isEmpty(from)) {
result = "";
} else {
String to = null;
try {
if (converter.isSupported(fromUnitType, toUnitType)) {
to = converter.convert(UnitImpl.newInstance(from, fromUnitType), toUnitType).getValue();
}
} catch (RuntimeException e) {
throw new ConversionException(e);
}
result = to;
}
return result;
}
@NotNull
private CalculatorEventDataId nextCalculatorEventDataId() {
long eventId = counter.incrementAndGet();
@ -50,9 +81,9 @@ public class CalculatorImpl implements Calculator {
}
@NotNull
private CalculatorEventDataId nextEventDataId(@NotNull Long calculationId) {
private CalculatorEventDataId nextEventDataId(@NotNull Long sequenceId) {
long eventId = counter.incrementAndGet();
return CalculatorEventDataIdImpl.newInstance(eventId, calculationId);
return CalculatorEventDataIdImpl.newInstance(eventId, sequenceId);
}
/*
@ -86,14 +117,56 @@ public class CalculatorImpl implements Calculator {
threadPoolExecutor.execute(new Runnable() {
@Override
public void run() {
CalculatorImpl.this.evaluate(eventDataId.getCalculationId(), operation, expression, mr);
CalculatorImpl.this.evaluate(eventDataId.getSequenceId(), operation, expression, mr);
}
});
return eventDataId;
}
private void evaluate(@NotNull Long calculationId,
@NotNull
@Override
public CalculatorEventDataId convert(@NotNull final Generic generic,
@NotNull final NumeralBase to) {
final CalculatorEventDataId eventDataId = nextCalculatorEventDataId();
threadPoolExecutor.execute(new Runnable() {
@Override
public void run() {
final Long sequenceId = eventDataId.getSequenceId();
assert sequenceId != null;
fireCalculatorEvent(newConversionEventData(sequenceId), CalculatorEventType.conversion_started, null);
final NumeralBase from = CalculatorLocatorImpl.getInstance().getCalculatorEngine().getEngine().getNumeralBase();
if (from != to) {
String fromString = generic.toString();
if (!StringUtils.isEmpty(fromString)) {
try {
fromString = ToJsclTextProcessor.getInstance().process(fromString).getExpression();
} catch (CalculatorParseException e) {
// ok, problems while processing occurred
}
}
// todo serso: continue
//doConversion(AndroidNumeralBase.getConverter(), fromString, AndroidNumeralBase.valueOf(fromString), AndroidNumeralBase.valueOf(to));
} else {
fireCalculatorEvent(newConversionEventData(sequenceId), CalculatorEventType.conversion_finished, generic.toString());
}
}
});
return eventDataId;
}
@NotNull
private CalculatorEventData newConversionEventData(@NotNull Long sequenceId) {
return CalculatorEventDataImpl.newInstance(nextEventDataId(sequenceId));
}
private void evaluate(@NotNull Long sequenceId,
@NotNull JsclOperation operation,
@NotNull String expression,
@Nullable MessageRegistry mr) {
@ -101,7 +174,7 @@ public class CalculatorImpl implements Calculator {
PreparedExpression preparedExpression = null;
fireCalculatorEvent(newCalculationEventData(operation, expression, calculationId), CalculatorEventType.calculation_started, new CalculatorInputImpl(expression, operation));
fireCalculatorEvent(newCalculationEventData(operation, expression, sequenceId), CalculatorEventType.calculation_started, new CalculatorInputImpl(expression, operation));
try {
preparedExpression = preprocessor.process(expression);
@ -116,27 +189,27 @@ public class CalculatorImpl implements Calculator {
result.toString();
final CalculatorOutputImpl data = new CalculatorOutputImpl(operation.getFromProcessor().process(result), operation, result);
fireCalculatorEvent(newCalculationEventData(operation, expression, calculationId), CalculatorEventType.calculation_result, data);
fireCalculatorEvent(newCalculationEventData(operation, expression, sequenceId), CalculatorEventType.calculation_result, data);
} catch (AbstractJsclArithmeticException e) {
handleException(calculationId, operation, expression, mr, new CalculatorEvalException(e, e, jsclExpression));
handleException(sequenceId, operation, expression, mr, new CalculatorEvalException(e, e, jsclExpression));
}
} catch (ArithmeticException e) {
handleException(calculationId, operation, expression, mr, preparedExpression, new CalculatorParseException(expression, new CalculatorMessage(CalculatorMessages.msg_001, MessageType.error, e.getMessage())));
handleException(sequenceId, operation, expression, mr, preparedExpression, new CalculatorParseException(expression, new CalculatorMessage(CalculatorMessages.msg_001, MessageType.error, e.getMessage())));
} catch (StackOverflowError e) {
handleException(calculationId, operation, expression, mr, preparedExpression, new CalculatorParseException(expression, new CalculatorMessage(CalculatorMessages.msg_002, MessageType.error)));
handleException(sequenceId, operation, expression, mr, preparedExpression, new CalculatorParseException(expression, new CalculatorMessage(CalculatorMessages.msg_002, MessageType.error)));
} catch (jscl.text.ParseException e) {
handleException(calculationId, operation, expression, mr, preparedExpression, new CalculatorParseException(e));
handleException(sequenceId, operation, expression, mr, preparedExpression, new CalculatorParseException(e));
} catch (ParseInterruptedException e) {
// do nothing - we ourselves interrupt the calculations
fireCalculatorEvent(newCalculationEventData(operation, expression, calculationId), CalculatorEventType.calculation_cancelled, null);
fireCalculatorEvent(newCalculationEventData(operation, expression, sequenceId), CalculatorEventType.calculation_cancelled, null);
} catch (CalculatorParseException e) {
handleException(calculationId, operation, expression, mr, preparedExpression, e);
handleException(sequenceId, operation, expression, mr, preparedExpression, e);
} finally {
fireCalculatorEvent(newCalculationEventData(operation, expression, calculationId), CalculatorEventType.calculation_finished, null);
fireCalculatorEvent(newCalculationEventData(operation, expression, sequenceId), CalculatorEventType.calculation_finished, null);
}
}
}
@ -206,4 +279,13 @@ public class CalculatorImpl implements Calculator {
public void fireCalculatorEvents(@NotNull List<CalculatorEvent> calculatorEvents) {
calculatorEventContainer.fireCalculatorEvents(calculatorEvents);
}
public static final class ConversionException extends Exception {
private ConversionException() {
}
private ConversionException(Throwable throwable) {
super(throwable);
}
}
}

39
calculatorpp/project.properties
View File

@ -1,20 +1,19 @@
# This file is automatically generated by Android Tools.
# Do not modify this file -- YOUR CHANGES WILL BE ERASED!
#
# This file must be checked in Version Control Systems.
#
# To customize properties used by the Ant build system use,
# "ant.properties", and override values to adapt the script to your
# project structure.
# Project target.
target=android-15
android.library.reference.1=../calculatorpp-service
android.library.reference.2=gen-external-apklibs/org.solovyev.android_android-common-core_1.0.0
android.library.reference.3=gen-external-apklibs/org.solovyev.android_android-common-ads_1.0.0
android.library.reference.4=gen-external-apklibs/org.solovyev.android_android-common-view_1.0.0
android.library.reference.5=gen-external-apklibs/org.solovyev.android_android-common-preferences_1.0.0
android.library.reference.6=gen-external-apklibs/org.solovyev.android_android-common-other_1.0.0
android.library.reference.7=gen-external-apklibs/org.solovyev.android_android-common-menu_1.0.0
# This file is automatically generated by Android Tools.
# Do not modify this file -- YOUR CHANGES WILL BE ERASED!
#
# This file must be checked in Version Control Systems.
#
# To customize properties used by the Ant build system use,
# "ant.properties", and override values to adapt the script to your
# project structure.
# Project target.
target=android-15
android.library.reference.1=gen-external-apklibs/org.solovyev.android_android-common-core_1.0.0
android.library.reference.2=gen-external-apklibs/org.solovyev.android_android-common-ads_1.0.0
android.library.reference.3=gen-external-apklibs/org.solovyev.android_android-common-view_1.0.0
android.library.reference.4=gen-external-apklibs/org.solovyev.android_android-common-preferences_1.0.0
android.library.reference.5=gen-external-apklibs/org.solovyev.android_android-common-other_1.0.0
android.library.reference.6=gen-external-apklibs/org.solovyev.android_android-common-menu_1.0.0

99
calculatorpp/src/main/java/org/solovyev/android/calculator/AndroidCalculatorDisplayView.java
View File

@ -10,7 +10,6 @@ import android.graphics.Color;
import android.text.Html;
import android.util.AttributeSet;
import android.util.Log;
import jscl.NumeralBase;
import jscl.math.Generic;
import jscl.math.function.Constant;
import jscl.math.function.IConstant;
@ -20,12 +19,9 @@ import org.solovyev.android.calculator.model.CalculatorEngine;
import org.solovyev.android.calculator.text.TextProcessor;
import org.solovyev.android.calculator.view.NumeralBaseConverterDialog;
import org.solovyev.android.calculator.view.TextHighlighter;
import org.solovyev.android.calculator.view.UnitConverterViewBuilder;
import org.solovyev.android.menu.AMenuItem;
import org.solovyev.android.menu.LabeledMenuItem;
import org.solovyev.android.view.AutoResizeTextView;
import org.solovyev.common.collections.CollectionsUtils;
import org.solovyev.common.text.StringUtils;
import java.util.HashSet;
import java.util.Set;
@ -37,95 +33,18 @@ import java.util.Set;
*/
public class AndroidCalculatorDisplayView extends AutoResizeTextView implements CalculatorDisplayView {
private static enum ConversionMenuItem implements AMenuItem<CalculatorDisplayView> {
convert_to_bin(NumeralBase.bin),
convert_to_dec(NumeralBase.dec),
convert_to_hex(NumeralBase.hex);
@NotNull
private final NumeralBase toNumeralBase;
private ConversionMenuItem(@NotNull NumeralBase toNumeralBase) {
this.toNumeralBase = toNumeralBase;
}
protected boolean isItemVisibleFor(@NotNull Generic generic, @NotNull JsclOperation operation) {
boolean result = false;
if (operation == JsclOperation.numeric) {
if (generic.getConstants().isEmpty()) {
try {
convert(generic);
// conversion possible => return true
result = true;
} catch (UnitConverterViewBuilder.ConversionException e) {
// conversion is not possible => return false
}
}
}
return result;
}
@Override
public void onClick(@NotNull CalculatorDisplayView data, @NotNull Context context) {
final NumeralBase fromNumeralBase = CalculatorEngine.instance.getEngine().getNumeralBase();
final Generic lastResult = CalculatorLocatorImpl.getInstance().getCalculatorDisplay().getViewState().getResult();
if (lastResult != null) {
String to;
try {
to = convert(lastResult);
// add prefix
if (fromNumeralBase != toNumeralBase) {
to = toNumeralBase.getJsclPrefix() + to;
}
} catch (UnitConverterViewBuilder.ConversionException e) {
to = context.getString(R.string.c_error);
}
data.setText(to);
//data.redraw();
}
}
@NotNull
private String convert(@NotNull Generic generic) throws UnitConverterViewBuilder.ConversionException {
final NumeralBase fromNumeralBase = CalculatorEngine.instance.getEngine().getNumeralBase();
if (fromNumeralBase != toNumeralBase) {
String from = generic.toString();
if (!StringUtils.isEmpty(from)) {
try {
from = ToJsclTextProcessor.getInstance().process(from).getExpression();
} catch (CalculatorParseException e) {
// ok, problems while processing occurred
}
}
return UnitConverterViewBuilder.doConversion(AndroidNumeralBase.getConverter(), from, AndroidNumeralBase.valueOf(fromNumeralBase), AndroidNumeralBase.valueOf(toNumeralBase));
} else {
return generic.toString();
}
}
}
public static enum MenuItem implements LabeledMenuItem<CalculatorDisplayView> {
public static enum MenuItem implements LabeledMenuItem<CalculatorDisplayViewState> {
copy(R.string.c_copy) {
@Override
public void onClick(@NotNull CalculatorDisplayView data, @NotNull Context context) {
public void onClick(@NotNull CalculatorDisplayViewState data, @NotNull Context context) {
CalculatorModel.copyResult(context, data);
}
},
convert_to_bin(R.string.convert_to_bin) {
@Override
public void onClick(@NotNull CalculatorDisplayView data, @NotNull Context context) {
public void onClick(@NotNull CalculatorDisplayViewState data, @NotNull Context context) {
ConversionMenuItem.convert_to_bin.onClick(data, context);
}
@ -137,7 +56,7 @@ public class AndroidCalculatorDisplayView extends AutoResizeTextView implements
convert_to_dec(R.string.convert_to_dec) {
@Override
public void onClick(@NotNull CalculatorDisplayView data, @NotNull Context context) {
public void onClick(@NotNull CalculatorDisplayViewState data, @NotNull Context context) {
ConversionMenuItem.convert_to_dec.onClick(data, context);
}
@ -149,7 +68,7 @@ public class AndroidCalculatorDisplayView extends AutoResizeTextView implements
convert_to_hex(R.string.convert_to_hex) {
@Override
public void onClick(@NotNull CalculatorDisplayView data, @NotNull Context context) {
public void onClick(@NotNull CalculatorDisplayViewState data, @NotNull Context context) {
ConversionMenuItem.convert_to_hex.onClick(data, context);
}
@ -161,8 +80,8 @@ public class AndroidCalculatorDisplayView extends AutoResizeTextView implements
convert(R.string.c_convert) {
@Override
public void onClick(@NotNull CalculatorDisplayView data, @NotNull Context context) {
final Generic result = data.getState().getResult();
public void onClick(@NotNull CalculatorDisplayViewState data, @NotNull Context context) {
final Generic result = data.getResult();
if (result != null) {
new NumeralBaseConverterDialog(result.toString()).show(context);
}
@ -176,8 +95,8 @@ public class AndroidCalculatorDisplayView extends AutoResizeTextView implements
plot(R.string.c_plot) {
@Override
public void onClick(@NotNull CalculatorDisplayView data, @NotNull Context context) {
final Generic generic = data.getState().getResult();
public void onClick(@NotNull CalculatorDisplayViewState data, @NotNull Context context) {
final Generic generic = data.getResult();
assert generic != null;
final Constant constant = CollectionsUtils.getFirstCollectionElement(getNotSystemConstants(generic));

7
calculatorpp/src/main/java/org/solovyev/android/calculator/CalculatorModel.java
View File

@ -97,10 +97,9 @@ public enum CalculatorModel implements CursorControl, HistoryControl<CalculatorH
copyResult(context, display);
}
public static void copyResult(@NotNull Context context, @NotNull final CalculatorDisplayView display) {
final CalculatorDisplayViewState displayViewState = display.getState();
if (displayViewState.isValid()) {
final CharSequence text = display.getText();
public static void copyResult(@NotNull Context context, @NotNull final CalculatorDisplayViewState viewState) {
if (viewState.isValid()) {
final CharSequence text = viewState.getText();
if (!StringUtils.isEmpty(text)) {
final ClipboardManager clipboard = (ClipboardManager) context.getSystemService(Activity.CLIPBOARD_SERVICE);
clipboard.setText(text.toString());

63
calculatorpp/src/main/java/org/solovyev/android/calculator/ConversionMenuItem.java Normal file
View File

@ -0,0 +1,63 @@
package org.solovyev.android.calculator;
import android.content.Context;
import jscl.NumeralBase;
import jscl.math.Generic;
import org.jetbrains.annotations.NotNull;
import org.solovyev.android.calculator.jscl.JsclOperation;
import org.solovyev.android.calculator.model.CalculatorEngine;
import org.solovyev.android.menu.AMenuItem;
/**
* User: serso
* Date: 9/21/12
* Time: 12:11 AM
*/
enum ConversionMenuItem implements AMenuItem<CalculatorDisplayViewState> {
convert_to_bin(NumeralBase.bin),
convert_to_dec(NumeralBase.dec),
convert_to_hex(NumeralBase.hex);
@NotNull
private final NumeralBase toNumeralBase;
ConversionMenuItem(@NotNull NumeralBase toNumeralBase) {
this.toNumeralBase = toNumeralBase;
}
protected boolean isItemVisibleFor(@NotNull Generic generic, @NotNull JsclOperation operation) {
boolean result = false;
if (operation == JsclOperation.numeric) {
if (generic.getConstants().isEmpty()) {
try {
convert(generic);
// conversion possible => return true
result = true;
} catch (CalculatorImpl.ConversionException e) {
// conversion is not possible => return false
}
}
}
return result;
}
@Override
public void onClick(@NotNull CalculatorDisplayViewState data, @NotNull Context context) {
final NumeralBase fromNumeralBase = CalculatorEngine.instance.getEngine().getNumeralBase();
final Generic lastResult = data.getResult();
if (lastResult != null) {
convert(lastResult);
}
}
private void convert(@NotNull Generic generic) {
CalculatorLocatorImpl.getInstance().getCalculator().convert(generic, this.toNumeralBase);
}
}

483
calculatorpp/src/main/java/org/solovyev/android/calculator/view/UnitConverterViewBuilder.java
View File

@ -1,259 +1,224 @@
package org.solovyev.android.calculator.view;
import android.app.Activity;
import android.content.Context;
import android.text.ClipboardManager;
import android.text.Editable;
import android.text.TextWatcher;
import android.view.View;
import android.view.ViewGroup;
import android.widget.*;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;
import org.solovyev.math.units.Unit;
import org.solovyev.math.units.UnitConverter;
import org.solovyev.math.units.UnitImpl;
import org.solovyev.math.units.UnitType;
import org.solovyev.android.calculator.R;
import org.solovyev.android.view.ViewBuilder;
import org.solovyev.android.view.ViewFromLayoutBuilder;
import org.solovyev.common.text.StringUtils;
import java.util.Collections;
import java.util.List;
/**
* User: serso
* Date: 4/20/12
* Time: 4:50 PM
*/
public class UnitConverterViewBuilder implements ViewBuilder<View> {
@NotNull
private List<? extends UnitType<String>> fromUnitTypes = Collections.emptyList();
@NotNull
private List<? extends UnitType<String>> toUnitTypes = Collections.emptyList();
@Nullable
private Unit<String> fromValue;
@NotNull
private UnitConverter<String> converter = UnitConverter.Dummy.getInstance();
@Nullable
private View.OnClickListener okButtonOnClickListener;
@Nullable
private CustomButtonData customButtonData;
public void setFromUnitTypes(@NotNull List<? extends UnitType<String>> fromUnitTypes) {
this.fromUnitTypes = fromUnitTypes;
}
public void setToUnitTypes(@NotNull List<? extends UnitType<String>> toUnitTypes) {
this.toUnitTypes = toUnitTypes;
}
public void setFromValue(@Nullable Unit<String> fromValue) {
this.fromValue = fromValue;
}
public void setConverter(@NotNull UnitConverter<String> converter) {
this.converter = converter;
}
public void setOkButtonOnClickListener(@Nullable View.OnClickListener okButtonOnClickListener) {
this.okButtonOnClickListener = okButtonOnClickListener;
}
public void setCustomButtonData(@Nullable CustomButtonData customButtonData) {
this.customButtonData = customButtonData;
}
@NotNull
@Override
public View build(@NotNull final Context context) {
final View main = ViewFromLayoutBuilder.newInstance(R.layout.unit_converter).build(context);
final Spinner fromSpinner = (Spinner) main.findViewById(R.id.unit_types_from);
final EditText fromEditText = (EditText) main.findViewById(R.id.units_from);
fromEditText.addTextChangedListener(new TextWatcher() {
@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) {
doConversion(main, context, UnitConverterViewBuilder.this.converter);
}
});
fillSpinner(main, context, R.id.unit_types_from, fromUnitTypes);
fillSpinner(main, context, R.id.unit_types_to, toUnitTypes);
if (fromValue != null) {
fromEditText.setText(fromValue.getValue());
int i = fromUnitTypes.indexOf(fromValue.getUnitType());
if ( i >= 0 ) {
fromSpinner.setSelection(i);
}
}
final Button copyButton = (Button) main.findViewById(R.id.unit_converter_copy_button);
copyButton.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
final EditText toEditText = (EditText) main.findViewById(R.id.units_to);
final ClipboardManager clipboard = (ClipboardManager) context.getSystemService(Activity.CLIPBOARD_SERVICE);
clipboard.setText(toEditText.getText().toString());
Toast.makeText(context, context.getText(R.string.c_result_copied), Toast.LENGTH_SHORT).show();
}
});
final Button okButton = (Button) main.findViewById(R.id.unit_converter_ok_button);
if ( okButtonOnClickListener == null ) {
((ViewGroup) okButton.getParent()).removeView(okButton);
} else {
okButton.setOnClickListener(this.okButtonOnClickListener);
}
final Button customButton = (Button) main.findViewById(R.id.unit_converter_custom_button);
if ( customButtonData == null ) {
((ViewGroup) customButton.getParent()).removeView(customButton);
} else {
customButton.setText(customButtonData.text);
customButton.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
customButtonData.clickListener.onClick(getFromUnit(main), getToUnit(main));
}
});
}
return main;
}
private void fillSpinner(@NotNull final View main,
@NotNull final Context context,
final int spinnerId,
@NotNull List<? extends UnitType<String>> unitTypes) {
final Spinner spinner = (Spinner) main.findViewById(spinnerId);
final ArrayAdapter<UnitType<String>> adapter = new ArrayAdapter<UnitType<String>>(context, android.R.layout.simple_spinner_item);
adapter.setDropDownViewResource(android.R.layout.simple_spinner_dropdown_item);
for (UnitType<String> fromUnitType : unitTypes) {
adapter.add(fromUnitType);
}
spinner.setOnItemSelectedListener(new AdapterView.OnItemSelectedListener() {
@Override
public void onItemSelected(AdapterView<?> parent, View view, int position, long id) {
doConversion(main, context, UnitConverterViewBuilder.this.converter);
}
@Override
public void onNothingSelected(AdapterView<?> parent) {
}
});
spinner.setAdapter(adapter);
}
private static void doConversion(@NotNull View main, @NotNull Context context, @NotNull UnitConverter<String> converter) {
final EditText fromEditText = (EditText) main.findViewById(R.id.units_from);
final EditText toEditText = (EditText) main.findViewById(R.id.units_to);
final String from = fromEditText.getText().toString();
try {
toEditText.setText(doConversion(converter, from, getFromUnitType(main), getToUnitType(main)));
} catch (ConversionException e) {
toEditText.setText(context.getString(R.string.c_error));
}
}
public static final class ConversionException extends Exception {
private ConversionException() {
}
private ConversionException(Throwable throwable) {
super(throwable);
}
}
@NotNull
public static String doConversion(@NotNull UnitConverter<String> converter,
@Nullable String from,
@NotNull UnitType<String> fromUnitType,
@NotNull UnitType<String> toUnitType) throws ConversionException{
final String result;
if (StringUtils.isEmpty(from)) {
result = "";
} else {
String to = null;
try {
if (converter.isSupported(fromUnitType, toUnitType)) {
to = converter.convert(UnitImpl.newInstance(from, fromUnitType), toUnitType).getValue();
}
} catch (RuntimeException e) {
throw new ConversionException(e);
}
result = to;
}
return result;
}
@NotNull
private static Unit<String> getToUnit(@NotNull View main) {
final EditText toUnits = (EditText) main.findViewById(R.id.units_to);
return UnitImpl.newInstance(toUnits.getText().toString(), getToUnitType(main));
}
@NotNull
private static UnitType<String> getToUnitType(@NotNull View main) {
final Spinner toSpinner = (Spinner) main.findViewById(R.id.unit_types_to);
return (UnitType<String>) toSpinner.getSelectedItem();
}
@NotNull
private static Unit<String> getFromUnit(@NotNull View main) {
final EditText fromUnits = (EditText) main.findViewById(R.id.units_from);
return UnitImpl.newInstance(fromUnits.getText().toString(), getFromUnitType(main));
}
@NotNull
private static UnitType<String> getFromUnitType(@NotNull View main) {
final Spinner fromSpinner = (Spinner) main.findViewById(R.id.unit_types_from);
return (UnitType<String>) fromSpinner.getSelectedItem();
}
public static class CustomButtonData {
@NotNull
private String text;
@NotNull
private CustomButtonOnClickListener clickListener;
public CustomButtonData(@NotNull String text, @NotNull CustomButtonOnClickListener clickListener) {
this.text = text;
this.clickListener = clickListener;
}
}
public static interface CustomButtonOnClickListener {
void onClick(@NotNull Unit<String> fromUnits, @NotNull Unit<String> toUnits);
}
}
package org.solovyev.android.calculator.view;
import android.app.Activity;
import android.content.Context;
import android.text.ClipboardManager;
import android.text.Editable;
import android.text.TextWatcher;
import android.view.View;
import android.view.ViewGroup;
import android.widget.*;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;
import org.solovyev.android.calculator.CalculatorImpl;
import org.solovyev.math.units.Unit;
import org.solovyev.math.units.UnitConverter;
import org.solovyev.math.units.UnitImpl;
import org.solovyev.math.units.UnitType;
import org.solovyev.android.calculator.R;
import org.solovyev.android.view.ViewBuilder;
import org.solovyev.android.view.ViewFromLayoutBuilder;
import java.util.Collections;
import java.util.List;
/**
* User: serso
* Date: 4/20/12
* Time: 4:50 PM
*/
public class UnitConverterViewBuilder implements ViewBuilder<View> {
@NotNull
private List<? extends UnitType<String>> fromUnitTypes = Collections.emptyList();
@NotNull
private List<? extends UnitType<String>> toUnitTypes = Collections.emptyList();
@Nullable
private Unit<String> fromValue;
@NotNull
private UnitConverter<String> converter = UnitConverter.Dummy.getInstance();
@Nullable
private View.OnClickListener okButtonOnClickListener;
@Nullable
private CustomButtonData customButtonData;
public void setFromUnitTypes(@NotNull List<? extends UnitType<String>> fromUnitTypes) {
this.fromUnitTypes = fromUnitTypes;
}
public void setToUnitTypes(@NotNull List<? extends UnitType<String>> toUnitTypes) {
this.toUnitTypes = toUnitTypes;
}
public void setFromValue(@Nullable Unit<String> fromValue) {
this.fromValue = fromValue;
}
public void setConverter(@NotNull UnitConverter<String> converter) {
this.converter = converter;
}
public void setOkButtonOnClickListener(@Nullable View.OnClickListener okButtonOnClickListener) {
this.okButtonOnClickListener = okButtonOnClickListener;
}
public void setCustomButtonData(@Nullable CustomButtonData customButtonData) {
this.customButtonData = customButtonData;
}
@NotNull
@Override
public View build(@NotNull final Context context) {
final View main = ViewFromLayoutBuilder.newInstance(R.layout.unit_converter).build(context);
final Spinner fromSpinner = (Spinner) main.findViewById(R.id.unit_types_from);
final EditText fromEditText = (EditText) main.findViewById(R.id.units_from);
fromEditText.addTextChangedListener(new TextWatcher() {
@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) {
doConversion(main, context, UnitConverterViewBuilder.this.converter);
}
});
fillSpinner(main, context, R.id.unit_types_from, fromUnitTypes);
fillSpinner(main, context, R.id.unit_types_to, toUnitTypes);
if (fromValue != null) {
fromEditText.setText(fromValue.getValue());
int i = fromUnitTypes.indexOf(fromValue.getUnitType());
if ( i >= 0 ) {
fromSpinner.setSelection(i);
}
}
final Button copyButton = (Button) main.findViewById(R.id.unit_converter_copy_button);
copyButton.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
final EditText toEditText = (EditText) main.findViewById(R.id.units_to);
final ClipboardManager clipboard = (ClipboardManager) context.getSystemService(Activity.CLIPBOARD_SERVICE);
clipboard.setText(toEditText.getText().toString());
Toast.makeText(context, context.getText(R.string.c_result_copied), Toast.LENGTH_SHORT).show();
}
});
final Button okButton = (Button) main.findViewById(R.id.unit_converter_ok_button);
if ( okButtonOnClickListener == null ) {
((ViewGroup) okButton.getParent()).removeView(okButton);
} else {
okButton.setOnClickListener(this.okButtonOnClickListener);
}
final Button customButton = (Button) main.findViewById(R.id.unit_converter_custom_button);
if ( customButtonData == null ) {
((ViewGroup) customButton.getParent()).removeView(customButton);
} else {
customButton.setText(customButtonData.text);
customButton.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
customButtonData.clickListener.onClick(getFromUnit(main), getToUnit(main));
}
});
}
return main;
}
private void fillSpinner(@NotNull final View main,
@NotNull final Context context,
final int spinnerId,
@NotNull List<? extends UnitType<String>> unitTypes) {
final Spinner spinner = (Spinner) main.findViewById(spinnerId);
final ArrayAdapter<UnitType<String>> adapter = new ArrayAdapter<UnitType<String>>(context, android.R.layout.simple_spinner_item);
adapter.setDropDownViewResource(android.R.layout.simple_spinner_dropdown_item);
for (UnitType<String> fromUnitType : unitTypes) {
adapter.add(fromUnitType);
}
spinner.setOnItemSelectedListener(new AdapterView.OnItemSelectedListener() {
@Override
public void onItemSelected(AdapterView<?> parent, View view, int position, long id) {
doConversion(main, context, UnitConverterViewBuilder.this.converter);
}
@Override
public void onNothingSelected(AdapterView<?> parent) {
}
});
spinner.setAdapter(adapter);
}
private static void doConversion(@NotNull View main, @NotNull Context context, @NotNull UnitConverter<String> converter) {
final EditText fromEditText = (EditText) main.findViewById(R.id.units_from);
final EditText toEditText = (EditText) main.findViewById(R.id.units_to);
final String from = fromEditText.getText().toString();
try {
toEditText.setText(CalculatorImpl.doConversion(converter, from, getFromUnitType(main), getToUnitType(main)));
} catch (CalculatorImpl.ConversionException e) {
toEditText.setText(context.getString(R.string.c_error));
}
}
@NotNull
private static Unit<String> getToUnit(@NotNull View main) {
final EditText toUnits = (EditText) main.findViewById(R.id.units_to);
return UnitImpl.newInstance(toUnits.getText().toString(), getToUnitType(main));
}
@NotNull
private static UnitType<String> getToUnitType(@NotNull View main) {
final Spinner toSpinner = (Spinner) main.findViewById(R.id.unit_types_to);
return (UnitType<String>) toSpinner.getSelectedItem();
}
@NotNull
private static Unit<String> getFromUnit(@NotNull View main) {
final EditText fromUnits = (EditText) main.findViewById(R.id.units_from);
return UnitImpl.newInstance(fromUnits.getText().toString(), getFromUnitType(main));
}
@NotNull
private static UnitType<String> getFromUnitType(@NotNull View main) {
final Spinner fromSpinner = (Spinner) main.findViewById(R.id.unit_types_from);
return (UnitType<String>) fromSpinner.getSelectedItem();
}
public static class CustomButtonData {
@NotNull
private String text;
@NotNull
private CustomButtonOnClickListener clickListener;
public CustomButtonData(@NotNull String text, @NotNull CustomButtonOnClickListener clickListener) {
this.text = text;
this.clickListener = clickListener;
}
}
public static interface CustomButtonOnClickListener {
void onClick(@NotNull Unit<String> fromUnits, @NotNull Unit<String> toUnits);
}
}