Audio: Difference between revisions

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== Description ==
== Description ==


The Audio control is used to play a sound. The sound can be any common format, including mp3, ogg, uncompressed wav and aac. Not all format will play back on an app which is saved to the Home screen.
The Audio control is used to play a sound. The sound can be any common format, including mp3, ogg, uncompressed wav and aac. Not all formats will play back on an app which is saved to the Home screen.


To add a sound to your app, choose the Audio icon in the Toolbar, then position it on the Design Screen. Use the Property Editor to set the properties you need. Depending on the options you choose, the control may be invisible.
To add a sound to your app, choose the Audio icon in the Toolbar, then position it on the Design Screen. Use the Property Editor to set the properties you need. Depending on the options you choose, the control may be invisible.
Here's a excellent article on what can and cannot be done with iOS Audio: http://www.ibm.com/developerworks/library/wa-ioshtml5/


== Properties ==
== Properties ==
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{| class="wikitable"
{| class="wikitable"
|-
|-
| autoplay || Audio will start playing as soon as ready.
| autoplay || Audio will start playing as soon as ready. Not supported on iOS.
|-
|-
| controls || Controls will be displayed, such as a Play.
| controls || Controls will be displayed, such as a Play.
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|}
|}


== Example ==
<tabber>
JavaScript=
<syntaxhighlight lang="JavaScript">
//Audio Example


<pre>
PlayButton.onclick = function() {
  Audio1.play();
}
</syntaxhighlight>
|-|
BASIC=
<syntaxhighlight lang="vb.net">
Rem Audio Example
Rem Audio Example
Function PlayButton_onclick()
Function PlayButton_onclick()
   Audio1.play()
   Audio1.play()
End Function
End Function
</pre>
</syntaxhighlight>
</tabber>


== Output ==
== Output ==
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[[Category:Controls]]
[[Category:Controls]]
[[Category:General]]

Latest revision as of 13:27, 24 July 2019

Description

The Audio control is used to play a sound. The sound can be any common format, including mp3, ogg, uncompressed wav and aac. Not all formats will play back on an app which is saved to the Home screen.

To add a sound to your app, choose the Audio icon in the Toolbar, then position it on the Design Screen. Use the Property Editor to set the properties you need. Depending on the options you choose, the control may be invisible.

Here's a excellent article on what can and cannot be done with iOS Audio: http://www.ibm.com/developerworks/library/wa-ioshtml5/

Properties

Standard properties are supported, plus:

autoplay Audio will start playing as soon as ready. Not supported on iOS.
controls Controls will be displayed, such as a Play.
loop Audio will start over again when finished.
preload Audio should be loaded when the page loads. Ignored if autoplay is present.
src The name of the file. For example, Super.wav. It should be in the project folder.

Methods

pause() Pause playing the sound
play() Start playing the sound

//Audio Example

PlayButton.onclick = function() {
  Audio1.play();
}

Rem Audio Example

Function PlayButton_onclick()
  Audio1.play()
End Function

Output

(sound plays)