built_in:nxt_isconnected
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built_in:nxt_isconnected [2015/03/10 20:59] madlyr created IsConnected |
built_in:nxt_isconnected [2015/03/11 18:03] (current) |
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| ====== IsConnected ====== | ====== IsConnected ====== | ||
| - | The **IsConnected** function returns true if the NXT brick is currently connected to the phone/ | + | The **IsConnected** function returns true if the NXT brick is currently connected to the phone/ |
| < | < | ||
| ====Example - IsConnected Connect / Disconnect to NXT with FontAwesome icons==== | ====Example - IsConnected Connect / Disconnect to NXT with FontAwesome icons==== | ||
| <file javascript NxtConnect.js> | <file javascript NxtConnect.js> | ||
| - | var nxt, lay; | + | var nxt, lay, btnConnect; |
| function OnStart() | function OnStart() | ||
| { | { | ||
| lay = app.CreateLayout( " | lay = app.CreateLayout( " | ||
| - | |||
| //Create Connect button. | //Create Connect button. | ||
| btnConnect = app.CreateButton( " | btnConnect = app.CreateButton( " | ||
| Line 17: | Line 16: | ||
| btnConnect.SetOnTouch( btnConnect_OnTouch ); | btnConnect.SetOnTouch( btnConnect_OnTouch ); | ||
| lay.AddChild( btnConnect ); | lay.AddChild( btnConnect ); | ||
| - | |||
| app.AddLayout( lay ); | app.AddLayout( lay ); | ||
| Line 28: | Line 26: | ||
| if (nxt.IsConnected()) { | if (nxt.IsConnected()) { | ||
| btnConnect.SetText(" | btnConnect.SetText(" | ||
| - | app.ShowPopup( " | + | app.ShowPopup(" |
| } | } | ||
| } | } | ||
built_in/nxt_isconnected.1426021186.txt.gz ยท Last modified: 2015/03/11 04:59 (external edit)
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