Differences

This shows you the differences between two versions of the page.

--- built_in:app_events [2015/03/07 10:28]
octazid add OnAlarm()
+++ built_in:app_events [2018/12/30 01:47]
114.125.41.56 [App Events]
@@ Line 1: / Line 1: @@
-====== App Events ======
-There are a few functions that are triggered when certain system events occur.
-They are
-^Function ^Called when ^
-|OnStart()|application is created |
-|OnMenu( name ) |user selects a menu item |
-|OnBack() |the back key is pressed but only if it follows app.EnableBackKey( false ); |
-|OnPause()|application is paused. (eg. When user switches to home screen)|
-|OnResume() |application is resumed. (eg. When user returns from home screen) |
-|OnConfig() |configuration changes. (eg. When user rotates phone) |
-|OnAlarm() |an alarm previously set by app.SetAlarm() is triggered |
-The code of the sample that is bundled with DroidScript is reproduced below without permission. Hope you don't mind, guys.
 <code javascript appEvents.js>
 //Called when application is created.
@@ Line 65: / Line 52: @@
 {
     app.ShowPopup( "Got Alarm: id = " + id );
-} </code>
+}
+//Handle data sent from other apps.
+function OnData( isStartUp )
+{
+   	//Display intent data.
+	var intent = app.GetIntent();
+	if( intent )
+	{
+            //Extract main data.
+            var s = "action: " + intent.action + "\n";
+            s += "type: " + intent.type + "\n";
+            s += "data: " + intent.data + "\n\n";
+            //Extract extras.
+            s += "extras:\n";
+            for( var key in intent.extras )
+                s += key+": "+intent.extras[key] + "\n";
+            app.Alert( s, "OnData" );
+	}
+}
+</code>
+=====OnConfig=====
+The following code can be useful if you want to change the layout in the OnConfig event.
+<code javascript>
+//Called when application is started.
+function OnStart()
+{
+  //Create a layout with objects vertically centered.
+  lay = app.CreateLayout( "linear", "VCenter,FillXY" );
+  var test = app.GetOrientation();
+  var hv = "Vertical";
+  if( test=="Landscape") hv= "Horizontal";
+  lay.SetOrientation( hv );
+  txt = app.CreateText( "Hello " );
+  txt.SetTextSize( 64);
+  lay.AddChild( txt );
+  txt1 = app.CreateText( "Goodbye" );
+  txt1.SetTextSize( 64 );
+  lay.AddChild( txt1 );
+  app.AddLayout( lay );
+}
+//Called when screen rotates
+function OnConfig()
+{
+  var test = app.GetOrientation();
+  var hv = "Vertical";
+  if( test=="Landscape") hv= "Horizontal";
+  lay.SetOrientation( hv );
+}
+</code>

DroidScript Wiki

User Tools

Site Tools

Differences

Page Tools