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default: throw new IllegalArgumentException("Unknown URI " + uri); } if (sortOrder == null || sortOrder == ""){ /** * By default sort on student names */ sortOrder = NAME; } Cursor c = qb.query(db, projection, selection, selectionArgs, null, null, sortOrder); /** * register to watch a content URI for changes */ c.setNotificationUri(getContext().getContentResolver(), uri); } return c; @Override public int delete(Uri uri, String selection, String[] selectionArgs) { int count = 0; switch (uriMatcher.match(uri)){ case STUDENTS: count = db.delete(STUDENTS_TABLE_NAME, selection, selectionArgs); break; case STUDENT_ID: String id = uri.getPathSegments().get(1); count = db.delete( STUDENTS_TABLE_NAME, _ID + " = " + id + (!TextUtils.isEmpty(selection) ? " AND (" + selection + ')' : ""), selectionArgs); break; default: throw new IllegalArgumentException("Unknown URI " + uri); } } getContext().getContentResolver().notifyChange(uri, null); return count; @Override public int update(Uri uri, ContentValues values, String selection, String[] selectionArgs) { int count = 0; switch (uriMatcher.match(uri)){ case STUDENTS: count = db.update(STUDENTS_TABLE_NAME, values, selection, selectionArgs); break; case STUDENT_ID: count = db.update(STUDENTS_TABLE_NAME, values, _ID + " = " + uri.getPathSegments().get(1) + (!TextUtils.isEmpty(selection) ? " AND (" + selection + ')' : ""), selectionArgs); break; default: throw new IllegalArgumentException("Unknown URI " + uri ); } getContext().getContentResolver().notifyChange(uri, null); TUTORIALS POINT Simply Easy Learning
} return count; } @Override public String getType(Uri uri) { switch (uriMatcher.match(uri)){ /** * Get all student records */ case STUDENTS: return "vnd.android.cursor.dir/vnd.example.students"; /** * Get a particular student */ case STUDENT_ID: return "vnd.android.cursor.item/vnd.example.students"; default: throw new IllegalArgumentException("Unsupported URI: " + uri); } } Following will the modified content of <strong>Android</strong>Manifest.xml file. Here we have added tag to include our content provider: Following will be the content of res/layout/activity_main.xml file to include a button to broadcast your custom intent:
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Android Tutorial
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ABOUT THE TUTORIAL Android Tutorial
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Accessing Resources ...............
Page 7 and 8: RadioButton .......................
Page 9 and 10: Web browser Multi-touch Multi-taski
Page 11 and 12: Alternatively, you could also right
Page 13 and 14: Step 4 - Setup Android Development
Page 15 and 16: Now select all the listed plug-ins
Page 17 and 18: CHAPTER 3 Architecture Android oper
Page 19 and 20: CHAPTER 4 Application Components Ap
Page 21 and 22: CHAPTER 5 Hello World Example Let u
Page 23 and 24: Anatomy of Android Application Befo
Page 25 and 26: else needed to run an Android appli
Page 27 and 28: The R File The gen/com.example.hell
Page 29 and 30: Congratulations!!! you have develop
Page 31 and 32: from the R.color class. drawable/ l
Page 33 and 34: Now you can set the text on a TextV
Page 35 and 36: onPause() onStop() onDestroy() The
Page 37 and 38: 07-19 15:00:43.405: D/Android :(866
Page 39 and 40: To create an service, you create a
Page 41 and 42: } Example This example will take yo
Page 43 and 44: Following will be the content of
Page 45 and 46: To stop the service, you can click
Page 47 and 48: android:label="@string/app_name" an
Page 49 and 50: } { } Intent intent = new Intent();
Page 51 and 52: Now to broadcast our custom intent,
Page 53 and 54: CHAPTER 10 Content Providers A cont
Page 55 and 56: import android.net.Uri; import andr
Page 57: } super(context, DATABASE_NAME, nul
Page 61 and 62: Now let's enter student Name and Gr
Page 63 and 64: You can write activities against up
Page 65 and 66: The application can embed two fragm
Page 67 and 68: Here is the list of important metho
Page 69 and 70: } } * Inflate the layout for this f
Page 71 and 72: To change the mode of the emulator
Page 73 and 74: CHAPTER 12 Intents and Filters An A
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Page 77 and 78: 56 57 58 ACTION_VOICE_COMMAND Start
Page 79 and 80: 21 CATEGORY_INFO Provides informati
Page 81 and 82: 20 EXTRA_SHORTCUT_NAME The name of
Page 83 and 84: super.onCreate(savedInstanceState);
Page 85 and 86: Similar way you can launch phone in
Page 87 and 88: setContentView(R.layout.activity_ma
Page 89 and 90: Let's try to run
Page 91 and 92: Now if you select Browser, then And
Page 93 and 94: CHAPTER 13 UI Layouts The basic bui
Page 95 and 96: 1 You will use Eclipse IDE to creat
Page 97 and 98: Relative Layout Android RelativeLay
Page 99 and 100: Example This example will take you
Page 101 and 102: android:layout_toLeftOf="@+id/times
Page 103 and 104: 2 Modify the detault content of res
Page 105 and 106: android:layout_x android:layout_y T
Page 107 and 108: Following are the important attribu
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Android ListView is a view which gr
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android:id="@+id/country_list" andr
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Defines how columns should stretch
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HelloWorld Settings Following will
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Let's try to run our modified Hello
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int position, long id) { // Send in
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android:targetSdkVersion="17" />
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Kindly note above mentioned images
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fill_horizontal 0x07 Grow the horiz
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suggestions automatically while the
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normal - 0 sans - 1 serif - 2 mo
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android:name="com.example.guidemo.M
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Inherited from android.view.View Cl
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Following will be the content of re
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Exercise: I will recommend to try a
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} } Following will be the content o
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tnProduct.setOnClickListener(new On
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android:label="@string/app_name" an
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android:background android:contentD
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Following is the default content of
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android:background android:contentD
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esult.append("\nPerl Selection : ")
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Let's try to run your GUIDemo6 appl
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android:editable android:text If se
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android:id="@+id/button1" android:l
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(R.id.radioGroup1); btnWebsiteName
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Let's try to run your GUIDemo8
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package com.example.guidemo9; impor
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Following will be the conten
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The following screen will appear if
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CHAPTER 15 Event Handling Events ar
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import android.app.Activity; import
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installs the app on your AVD and st
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Now you try to click on two buttons
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Again let's try to run your EventD
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Defining Styles A style is defined
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} }); @Override public boolean onCr
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Let's try to run your StyleDemo a
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Following example demonstrates how
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android:orientation="vertical" >
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CHAPTER 17 Custom Components Androi
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1 2 3 You will use Eclipse IDE to c
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Let's try to run your DateV
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import android.content.Context; imp
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android:textSize="40sp" android:bac
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custom:delimiter="-" custom:fancyTe
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Following example shows you how to
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} Following will be the content of
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Example Following example shows the
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} } /* Invoking the default notific
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android:label="@string/app_name" an
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Next, you can click on "Detail of n
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