Android development introduction

Android Development Introduction

Android Development Introduction
... - Goals THE BIG PICTURE What is Android? – Overview development environment – Chapter - Resources Android s web page http://www .android. com/ What is Android? Android is an open-source software ... android. intent.category.LAUNCHER" /> ...
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android development introduction chương 5 android basic xml layouts

android development introduction chương 5 android basic xml layouts
... (overlapping the views) Android – UI – Basic XML Layouts Basic XML Layouts - Containers Before we get started … Hierarchy Viewer (\tools) 5 Android – UI – Basic XML Layouts Basic XML Layouts - Containers ... android: text="User Name" android: textSize="16sp" android: textStyle="bold" android: textColor="#ff000000" android: layout_x="0dip" android: layout_y="10dip" > 38 Android – UI – Basic XML Layouts Basic XML Layouts ... android: layout_alignParentTop="true" android: layout_alignParentLeft="true"> ...
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android development introduction chương 6 android selection widgets

android development introduction chương 6 android selection widgets
... assembled the View (row) is returned 49 Android – UI – Selection Widgets Selection Widgets Questons ? 50 Android – UI – Selection Widgets Selection Widgets Appendix A Android s Predefined Layouts This ... android: id="@+id/label" android: layout_width="wrap_content" android: layout_height="wrap_content" android: textSize="40sp" /> 46 Android – UI – Selection Widgets Selection Widgets import android. app.Activity; ... pixels 20 Android – UI – Selection Widgets Selection Widgets Example GridView ...
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android development introduction chương 7 a android date – time - tabs

android development introduction chương 7 a android date – time - tabs
... of an hour and minute) Android UI Date Time Tabs Date/ Time Selection Widgets Example: Using Calendar Widgets Android UI Date Time Tabs Date/ Time Selection Widgets Example: Using Calendar ... DateFormat fmtDateAndTime = DateFormat.getDateTimeInstance(); TextView lblDateAndTime; Calendar myCalendar = Calendar.getInstance(); DatePickerDialog.OnDateSetListener d = new DatePickerDialog.OnDateSetListener() ... > 27 Android UI Date Time Tabs SlidingDrawer...
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android development introduction chương 7 b android hard & soft keyboards

android development introduction chương 7 b android hard & soft keyboards
... UI – Hard & Soft Keyboard Hard & Soft Keyboard Example 7:< /b> TextWatcher Demo EditText uses addTextChangedListener IMF suggestions 20 7B Android < /b> – UI – Hard & Soft Keyboard Hard & Soft Keyboard ... 12.31.2011 16 7B Android < /b> – UI – Hard & Soft Keyboard Hard & Soft Keyboard Disable Soft Keyboarding on an EditText View Assume txtBox1 is an EditText box To disable the action of the soft keyboard on ... without // allowing virtual keyboard to be called return true; } }); 17 < /b> 7B Android < /b> – UI – Hard & Soft Keyboard Hard & Soft Keyboard Close SoftKeyboard Window / Hide SoftKeyboard Once it has opened,...
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android development introduction chương 8 android using menus

android development introduction chương 8 android using menus
... the More option Android – UI – Using Menus Using Menus Example: Using an option menu Five available Options in this context Press Menu button Android – UI – Using Menus Using Menus Example : ... 8 Android – UI – Using Menus Using Menus Example 1: Using a Context Menu Each view could have an associated Context Menu Long-press a textbox to invoke its Context Menu Android – UI – Using Menus ... 8 Android – UI – Using Menus Using Menus Menus usually increase the functionality of an app by providing additional operations on a small overlapping panel Android provides two...
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android development introduction android environment emulator

android development introduction android environment emulator
... Controlling the Android Emulator through keyboard keys Keypad keys only work when NumLock is deactivated Android Emulator Features - Emulating First Generation Android Phones The Android emulator supports ... application To stop an emulator instance, just close the emulator' s window To list all available AVDs enter DOS command android list avd 12 Android Emulator AVD - Android Virtual Devices Android Virtual ... phone number> 32 Android Emulator Example: Sending Text Messages to the Emulator 33 Android Emulator Making a Voice Call to the Emulator Start the emulator Open a new shell and type...
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android development introduction chương 1 goals

android development introduction chương 1 goals
... Smartphone Laptop (perhaps!) Tomorrow ? 12 The Maturing Mobile Experience I want my 2 015 Smartphone to act as … Trying to answer: Tomorrow ? 10 11 12 13 14 15 16 17 18 Phone Pager PDA Organizer High ... ... 48 Android Services Service1 Class package matos.service; import android. app.Service; import android. content.Intent; import android. os.IBinder; import android. util.Log; public class Service1 extends...
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android development introduction chương 4 android – user interfacesusing xml layouts

android development introduction chương 4 android – user interfacesusing xml layouts
... Refresh Screenshot ) 13 Android UI - User Interfaces Android Layouts Each element in the XML Layout is either a View or ViewGroup object 14 Android UI - User Interfaces Android Layouts Displaying ... box 46 Android UI - User Interfaces Basic Widgets: Example Application’s Layout: main .xml 47 Android UI - User Interfaces Basic Widgets: Example Android s Application (1 of 2) package cis493.gui; ... } 10 Android UI - User Interfaces An example This is the XML- Layout definition < ?xml version="1.0" encoding="utf-8"?> ...
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android development introduction chương 10 android the webkit browser

android development introduction chương 10 android the webkit browser
... vars not visible) 15 10 Android – UI – The WebKit Browser WebKit Browser Part1 WebView2: Passing Objects between Android and JS 16 10 Android – UI – The WebKit Browser WebKit Browser Part1 WebView2: ... style="width :100 %; height :100 %" > 22 10 Android – UI – The WebKit Browser WebKit Browser Part2 WebView3: Porting to Android the Google Map V3 App Putting the pieces together: Place a WebView in the ... tested on Android 2.2 23 23 10 Android – UI – The WebKit Browser WebKit Browser Part2 WebView3: Porting to Android the Google Map V3 App Add the following permission requests to the AndroidManifest.xml...
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android development introduction chương 11 android dialog boxes

android development introduction chương 11 android dialog boxes
... 11 Android – UI – The DialogBox The DialogBox Android provides two primitive forms of dialog boxes: AlertDialog boxes, and Toast controls 11 Android – UI – The DialogBox The AlertDialog ... myQuittingDialogBox; }// createDialogBox }// class 10 11 Android – UI – The DialogBox The AlertDialog Example: A simple AlertDialog box This text is set right after showing the dialog box 11 11 Android ... }); }//onCreate 11 Android – UI – The DialogBox The AlertDialog Example: A simple dialog box private AlertDialog createDialogBox(){ AlertDialog myQuittingDialogBox = new AlertDialog.Builder(this)...
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android development introduction chương 13 android multi-threading

android development introduction chương 13 android multi-threading
... multiple CPUs 13 Android Multi-Threading Multi-Threading Disadvantages of Multi-Threading Code tends to be more complex Need to detect, avoid, resolve deadlocks 13 Android Multi-Threading Multi-Threading ... execution of runnable objects through the post() method 11 13 Android Multi-Threading Multi-Threading 12 13 Android Multi-Threading Multi-Threading Main Thread Using Messages Background Thread ... android: id="@+id/widget28" android: layout_width="fill_parent" android: layout_height="fill_parent" android: background="#ff009999" android: orientation="vertical" xmlns :android= "http://schemas .android. com/apk/res /android" ...
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android development introduction chương 14 android persistency preferences

android development introduction chương 14 android persistency  preferences
... getDefaultSharedPreferences(), on PreferencesManager, to get the shared preferences that work in concert with Android' s overall preference framework 14 Android Preferences Preferences Using Preferences API calls ... 20 14 Android Preferences Preferences ... }//savePreferences 23 14 Android Preferences Preferences Example: Saving/Retrieving a SharedPreference Object public void showSavedPreferences() { //retrieve the SharedPreferences object SharedPreferences...
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android development introduction chương 15 android persistency files

android development introduction chương 15 android persistency  files
... }//class 13 15 Android Files Android Files File is stored in the phone’s memory under: /data/data/app /files Image of the file pulled from the device 14 15 Android Files Android Files Example ... android: layout_width="143px" android: layout_height="44px" android: text="1 Write SD File" /> ...
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android development introduction chương 16 android external resources

android development introduction chương 16 android external resources
... Resources Android Resources mmmm 18 16 Android Resources Android Resources mmmm 19 16 Android Resources Android Resources mmmm 20 21 16 Android Resources Resources Questions ? 22 ... name="solid_yellow">#ffffff00 < /resources> 14 16 Android Resources Android Resources Example1 Using Embedded Resources (drawable, string, array) 15 16 Android Resources Android Resources Example1 Using Embedded Resources ... – Resources Android Resources 16 Android Resources Android Resources A Typical Android Application consists of Java code and additional resources merged together into a deployable apk file 16...
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