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Adds a DatePicker component using Android DatePickerDialog
Change-Id: I389bb5aa343bff69c19209e3fc3d6ce66d9a3a2d
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28 changes: 28 additions & 0 deletions
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.../appengine/src/com/google/appinventor/client/editor/simple/components/MockDatePicker.java
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| // -*- mode: java; c-basic-offset: 2; -*- | ||
| // Copyright 2009-2011 Google, All Rights reserved | ||
| // Copyright 2011-2014 MIT, All rights reserved | ||
| // Released under the MIT License https://raw.github.com/mit-cml/app-inventor/master/mitlicense.txt | ||
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| package com.google.appinventor.client.editor.simple.components; | ||
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| import com.google.appinventor.client.editor.simple.SimpleEditor; | ||
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| /** | ||
| * Mock DatePicker component. | ||
| */ | ||
| public class MockDatePicker extends MockButtonBase { | ||
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| /** | ||
| * Component type name. | ||
| */ | ||
| public static final String TYPE = "DatePicker"; | ||
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| /** | ||
| * Creates a new MockDatePicker component. | ||
| * | ||
| * @param editor editor of source file the component belongs to | ||
| */ | ||
| public MockDatePicker(SimpleEditor editor) { | ||
| super(editor, TYPE, images.datePickerComponent()); | ||
| } | ||
| } |
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appinventor/appengine/src/com/google/appinventor/images/datePicker.png
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appinventor/components/src/com/google/appinventor/components/runtime/DatePicker.java
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| Original file line number | Diff line number | Diff line change |
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| @@ -0,0 +1,125 @@ | ||
| // -*- mode: java; c-basic-offset: 2; -*- | ||
| // Copyright 2009-2011 Google, All Rights reserved | ||
| // Copyright 2011-2014 MIT, All rights reserved | ||
| // Released under the MIT License https://raw.github.com/mit-cml/app-inventor/master/mitlicense.txt | ||
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| package com.google.appinventor.components.runtime; | ||
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| import android.app.DatePickerDialog; | ||
| import com.google.appinventor.components.annotations.DesignerComponent; | ||
| import com.google.appinventor.components.annotations.PropertyCategory; | ||
| import com.google.appinventor.components.annotations.SimpleEvent; | ||
| import com.google.appinventor.components.annotations.SimpleObject; | ||
| import com.google.appinventor.components.annotations.SimpleProperty; | ||
| import com.google.appinventor.components.common.ComponentCategory; | ||
| import com.google.appinventor.components.common.YaVersion; | ||
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| import java.text.DateFormatSymbols; | ||
| import java.util.Calendar; | ||
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| /** | ||
| * A button allowing a user to launch a DatePickerDialog. This component is | ||
| * is based off the ButtonBase class instead of the base Picker class because | ||
| * unlike the other pickers, the DatePicker does not need to launch a new | ||
| * activity and get a result. The DatePicker is launched as a dialog. | ||
| */ | ||
| @DesignerComponent(version = YaVersion.DATEPICKER_COMPONENT_VERSION, | ||
| category = ComponentCategory.USERINTERFACE, | ||
| description = "<p>A button that, when clicked on, launches a popup" + | ||
| " dialog to allow the user to select a date.</p>") | ||
| @SimpleObject | ||
| public class DatePicker extends ButtonBase { | ||
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| private DatePickerDialog date; | ||
| private int year, month, day; | ||
| private String [] localizedMonths = new DateFormatSymbols().getMonths(); | ||
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| /** | ||
| * Creates a new DatePicker component. | ||
| * @param container the container in which the component will be placed in. | ||
| */ | ||
| public DatePicker(ComponentContainer container) { | ||
| super(container); | ||
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| //Set the current date on creation | ||
| final Calendar c = Calendar.getInstance(); | ||
| year = c.get(Calendar.YEAR); | ||
| month = c.get(Calendar.MONTH); | ||
| day = c.get(Calendar.DAY_OF_MONTH); | ||
| date = new DatePickerDialog(this.container.$context(), datePickerListener, year, month, day); | ||
| } | ||
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| /** | ||
| * Returns the Year that was last picked using the DatePicker. | ||
| * @return the year in numeric format | ||
| */ | ||
| @SimpleProperty(description = "the Year that was last picked using the DatePicker", | ||
| category = PropertyCategory.APPEARANCE) | ||
| public int Year() { | ||
| return year; | ||
| } | ||
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| /** | ||
| * Returns the number of the Month that was last picked using the DatePicker. | ||
| * @return the year in numeric format | ||
| */ | ||
| @SimpleProperty(description = "the number of the Month that was last picked using the " + | ||
| "DatePicker. Note that months start in 0 = January, 11 = December.", | ||
| category = PropertyCategory.APPEARANCE) | ||
| public int Month() { | ||
| return month; | ||
| } | ||
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| /** | ||
| * Returns the name of the Month that was last picked using the DatePicker. | ||
| * @return the month in textual format. | ||
| */ | ||
| @SimpleProperty(description = "Returns the name of the Month that was last picked using the " + | ||
| "DatePicker, in textual format.", | ||
| category = PropertyCategory.APPEARANCE) | ||
| public String MonthInText() { | ||
| return localizedMonths[month]; | ||
| } | ||
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| /** | ||
| * Returns the Day of the month that was last picked using the DatePicker. | ||
| * @return the day in numeric format | ||
| */ | ||
| @SimpleProperty(description = "the Day of the month that was last picked using the DatePicker.", | ||
| category = PropertyCategory.APPEARANCE) | ||
| public int Day() { | ||
| return day; | ||
| } | ||
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| /** | ||
| * Overriding method from superclass to show the date picker dialog when the button is clicked | ||
| */ | ||
| @Override | ||
| public void click() { | ||
| date.show(); | ||
| } | ||
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| /** | ||
| * Listener for the Dialog. It will update the fields after selection. | ||
| */ | ||
| private DatePickerDialog.OnDateSetListener datePickerListener = | ||
| new DatePickerDialog.OnDateSetListener() { | ||
| @Override | ||
| public void onDateSet(android.widget.DatePicker datePicker, int selectedYear, | ||
| int selectedMonth, int selectedDay) { | ||
| year = selectedYear; | ||
| month = selectedMonth; | ||
| day = selectedDay; | ||
| date.updateDate(year, month, day); | ||
| AfterDateSet(); | ||
| } | ||
| }; | ||
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| /** | ||
| * Runs when the user sets the date in the Dialog. | ||
| */ | ||
| @SimpleEvent(description = "Event that runs after the user chooses a Date in the dialog") | ||
| public void AfterDateSet() { | ||
| EventDispatcher.dispatchEvent(this, "AfterDateSet"); | ||
| } | ||
| } |
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