Lập trình Androi part 10 pps

Lập trình Androi part 01 pps

... 1 1 Chapter The Big Picture Android devices, by and large, will be mobile phones. While the Android technology is being discussed for use in other areas (e.g., ... Internet-access devices are rapidly gaining popularity. So, working on Android applications gives you experience with an interesting technology (Android) in a fast-moving market segment (Internet-enabled ... developers, this has benefits and drawbacks. Challenges of Smartphone Programming On the plus side, Android-style smartphones are sexy. Offering Internet services over mobile devices dates back to...

Lập trình Androi part 04 ppsx

... <Button xmlns:android="http://schemas.android.com/apk/res/android" android:id="@+id/button" android:text="" android:layout_width="fill_parent" android:layout_height="fill_parent"/> ... the XML layout: package com.commonsware.android.layouts; import android.app.Activity; import android.os.Bundle; import android.view.View; import android.widget.Button; import java.util.Date; ... well (e.g., com.commonsware.android.MyWidget). The root element needs to declare the Android XML namespace: xmlns:android="http://schemas.android.com/apk/res/android" All other elements...

Lập trình Androi part 05 ppsx

... <TextView xmlns:android="http://schemas.android.com/apk/res/android" android:layout_width="fill_parent" android:layout_height="wrap_content" android:text="You ... <RadioGroup xmlns:android="http://schemas.android.com/apk/res/android" android:orientation="vertical" android:layout_width="fill_parent" android:layout_height="fill_parent" ... encoding="utf-8"?> <CheckBox xmlns:android="http://schemas.android.com/apk/res/android" android:id="@+id/check" android:layout_width="wrap_content" android:layout_height="wrap_content"...

Lập trình Androi part 10 pps

... <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android" android:layout_width="fill_parent" android:layout_height="wrap_content" android:orientation="horizontal" ... android:id="@+id/icon" android:layout_width="22px" android:paddingLeft="2px" android:paddingRight="2px" android:paddingTop="2px" android:layout_height="wrap_content" ... Getting to First Base The classic Android ListView is a plain list of text—solid but uninspiring. We hand the ListView a bunch of words in an array, and then tell Android to use a simple built-in...

Lập trình Androi part 19 ppsx

... <TableLayout xmlns:android="http://schemas.android.com/apk/res/android" android:layout_width="fill_parent" android:layout_height="fill_parent" android:stretchColumns="1"> ... <TextView android:text="sans:" android:layout_marginRight="4px" android:textSize="20sp" /> <TextView android:id="@+id/sans" android:text="Hello, ... <TextView android:text="serif:" android:layout_marginRight="4px" android:textSize="20sp" /> <TextView android:id="@+id/serif" android:text="Hello,...

Lập trình Androi part 26 pps

... <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android" android:orientation="vertical" android:layout_width="fill_parent" android:layout_height="fill_parent" ... android:layout_height="wrap_content" android:paddingLeft="2dip" android:paddingRight="4dip" android:text="Location:" /> <EditText android:id="@+id/lat" ... android:id="@+id/lat" android:layout_width="fill_parent" android:layout_height="wrap_content" android:cursorVisible="true" android:editable="true" android:singleLine="true"...

Lập trình Androi part 27 pps

... <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android" android:orientation="vertical" android:layout_width="fill_parent" android:layout_height="fill_parent" ... <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android" android:orientation="horizontal" android:layout_width="fill_parent" android:layout_height="fill_parent" ... android:text="Pick" android:enabled="true" /> <Button android:id="@+id/view" android:layout_width="fill_parent" android:layout_height="fill_parent" android:layout_weight="1"...

Lập trình Androi part 30 pps

... com.commonsware.android.resources; import android.app.Activity; import android.os.Bundle; import android.app.ListActivity; import android.view.View; import android.widget.AdapterView; import android.widget.ArrayAdapter; ... android.widget.AdapterView; import android.widget.ArrayAdapter; import android.widget.ListView; import android.widget.TextView; import android.widget.Toast; import java.io.InputStream; import java.util.ArrayList; ... providing four styles:  #RGB  #ARGB  #RRGGBB  #AARRGGBB These work similarly to their counterparts in Cascading Style Sheets (CSS). You can, of course, put these RGB values as string literals...

Lập trình Androi part 33 ppsx

... android:key="list" android:title="Selection Dialog" android:summary="Click to pop up a list to choose from" android:entries="@array/cities" android:entryValues="@array/airport_codes" ... <PreferenceScreen xmlns:android="http://schemas.android.com/apk/res/android"> <PreferenceCategory android:title="Simple Preferences"> <CheckBoxPreference android:key="checkbox" ... <PreferenceScreen android:key="detail" android:title="Detail Screen" android:summary="Additional preferences held in another page"> <CheckBoxPreference android:key="checkbox2"...

Lập trình Androi part 44 ppsx

... Notifications 291 import android.app.NotificationManager; import android.app.PendingIntent; import android.content.Intent; import android.os.Bundle; import android.view.View; import android.widget.Button; ... Notifications/Notify1 sample project, in particular the NotifyDemo class: package com.commonsware.android.notify; import android.app.Activity; import android.app.Notification; CHAPTER 31: ... off/on durations in milliseconds for the light via ledOnMS and ledOffMS). Note, however, that Android devices will apply best efforts to meet your color request, meaning that different devices...

Lập trình Androi part 53 ppsx

... <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android" android:layout_width="fill_parent" android:layout_height="wrap_content" android:padding="2dip" ... xmlns:android="http://schemas.android.com/apk/res/android" android:layout_width="fill_parent" android:layout_height="fill_parent" > <ListView android:id="@android:id/list" ... android:padding="2dip" android:minHeight="?android:attr/listPreferredItemHeight" > <ImageView android:id="@+id/flag" android:layout_width="wrap_content" android:layout_height="wrap_content"...

Lập trình Androi part 56 ppsx

... com.commonsware.android.api.tag; import android.app.Activity; import android.os.Build; import android.os.Bundle; import android.util.Log; import android.view.View; import android.widget.TextView; ... com.commonsware.android.api.tag; import android.app.Activity; import android.os.Build; import android.os.Bundle; import android.util.Log; import android.view.View; import android.widget.TextView; import ... manager of Planet Android (http://www.planetandroid.com/), a feed aggregator for a number of Android-related blogs. Subscribing to the planet’s feed will let you monitor Android-related blog...