Tutorials & Examples

Android development starts here. Please do not post questions in this sub-forum.

Is possible Start Activity in a Panel?

I have many layouts split by a scroll view, and on any layout i have a lot functions. Is possible divide any of this in more activity starts on panel on scroll view? Thanks
 

JQMobile.Show

Sharing the goodness. An attempt to have JQuery Mobile controls inside a webview running inside B4A.

Check this post...
 

Open the browser with a specific web page

Opening the browser is very simple.
First you need to add a reference to the Phone library.
Then:
B4X:
    Dim p As PhoneIntents
    StartActivity(p.OpenBrowser("http://www.b4x.com"))
...
 

[TUTORIAL] Post to Facebook Wall via B4A app.

The attached project shows how to use the device's camera to snap a picture and upload it to your Facebook wall.

This sample is based on the code written by the one and only vb1992 found...
 

Attachments

  • FacebookCamSample.zip
    9.8 KB · Views: 2,609

Galaxy S4 AVD Emulator Settings

Setting up a new AVD (Android Virtual Device) for a Samsung Galaxy S4 proved to be a bit hit and miss so I am posting the settings that I used to get one working on Windows 7 64 bit.

The AVD uses...
 

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  • DeviceDefs_small.jpg
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  • EditAvd_S4_small.png
    EditAvd_S4_small.png
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  • EditDevice_small.jpg
    EditDevice_small.jpg
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  • HAXM_small.jpg
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  • S4_AVD_small.jpg
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Create a REST API in php the easy way

There are numerous cases where you need to access data for your app and you need the simplest and fastest way of acquiring them. In those cases you definitely have to create an API which can be a...
 
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URI content://media ... to real file

Hello
I created an application that manages about audio files, video and other files. I have used several things, including ContentChooser. ContentChooser returns files like "content://...
 
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Download list of images with HttpUtils2 and CustomListView

Attachments

  • DownloadList.zip
    13.2 KB · Views: 6,274
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SQLiteDB

Below you find an application with a SQLite database and a ScrollView based table.
What the program can do:
- Read a database, 'Load' button.
- Edit, modify or delete date sets (single- or...
 

Attachments

  • SQLiteDB1.jpg
    SQLiteDB1.jpg
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  • SQLiteDB2.jpg
    SQLiteDB2.jpg
    50.7 KB · Views: 3,005
  • SQLiteDB3.jpg
    SQLiteDB3.jpg
    34.4 KB · Views: 20,569
  • SQLiteDB4.jpg
    SQLiteDB4.jpg
    41.4 KB · Views: 2,731
  • SQLiteDB5.jpg
    SQLiteDB5.jpg
    27.4 KB · Views: 2,983
  • SQLiteDB6.jpg
    SQLiteDB6.jpg
    49.7 KB · Views: 9,482
  • SQLiteDB7.jpg
    SQLiteDB7.jpg
    49.4 KB · Views: 2,989
  • SQLiteDB_V1_1.zip
    26.2 KB · Views: 4,350
  • SQLiteDB_2D_V1_5.zip
    28.5 KB · Views: 3,796
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Adding an animated gif to your app

Ya can do it like this.

Add a webview to your design, lets call it WebView1

make a file initially called whatever, banner1.txt in the Files folder of your project open it in notepad and write...
 
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Windows 8 B4x File Change Tracking

Sometimes it is necessary to restore a previous version of your b4x projects/Project
you have made multiple changes but can not remember what was changed and you have to go back to a working...
 

google map what intent

Hi all, how can from button, show map location on google ? (without webview)

thanks
 

Use localhost server

Action List module - Creating a custom view

Attachments

  • ActionList.zip
    13 KB · Views: 2,157
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B4LinuxInstall script to use B4X tools in linux

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2-Step verification - Sending email through Gmail

This isn't what I would call an actual tutorial, it's more like a very useful tip.

PLEASE NOTE: I'm not claiming that this is the only way to fix the issue, or even the correct way. But...
 
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Android multitouch tutorial

Using Agraham's Gestures library we can handle multitouch events.

This is an example of a simple drawing application that supports multitouch...
 

Attachments

  • MultitouchExample.zip
    7.3 KB · Views: 1,281
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Update a homescreen widget more frequently than 30 minutes

Normally a homescreen widget can only update itself every 30 minutes. A lower value is not possible in the ConfigureHomeWidget() call.

But what if you want to create something like a clock which...
 

Attachments

  • AHClock.zip
    5.7 KB · Views: 1,999
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Google Play: "Designed for tablet screens"

A change is coming up on November 21 on Google Play. The applications considered by Google as not designed for tablets will be marked as designed for phones and, by default, won't appear for...
 

Uploading Photo to Facebook

Uploading Photo to Facebook is possible now with B4a and a webview



This is based on Steve05 post here...
 

Attachments

  • Android2Facebook.zip
    115.4 KB · Views: 1,801
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