Added a dialog for turning the WiFi radio on.

src/ve/ucv/ciens/ccg/nxtcam/dialogs/WifiOnDialog.java

@@ -0,0 +1,62 @@
+package ve.ucv.ciens.ccg.nxtcam.dialogs;
+
+import ve.ucv.ciens.ccg.nxtcam.R;
+import ve.ucv.ciens.ccg.nxtcam.utils.Logger;
+import android.app.Activity;
+import android.app.AlertDialog;
+import android.app.Dialog;
+import android.app.DialogFragment;
+import android.content.DialogInterface;
+import android.net.wifi.WifiManager;
+import android.os.Bundle;
+
+public class WifiOnDialog extends DialogFragment {
+	private final String TAG = "NXTCAM_MAIN";
+	private final String CLASS_NAME = WifiOnDialog.class.getSimpleName();
+
+	private WifiManager wifiManager;
+
+	public interface WifiOnDialogListener{
+		public void onWifiOnDialogPositiveClick(DialogFragment dialog);
+		public void onWifiOnDialogNegativeClick(DialogFragment dialog);
+	}
+
+	public void setWifiManager(WifiManager wifiManager){
+		this.wifiManager = wifiManager;
+	}
+
+	@Override
+	public Dialog onCreateDialog(Bundle savedInstanceState) {
+		// Use the Builder class for convenient dialog construction
+		AlertDialog.Builder builder = new AlertDialog.Builder(getActivity());
+
+		builder.setMessage(R.string.wifi_on_msg).setPositiveButton(R.string.wifi_on_button, new DialogInterface.OnClickListener() {
+
+			public void onClick(DialogInterface dialog, int id) {
+				if(wifiManager != null){
+					wifiManager.setWifiEnabled(true);
+					Logger.log_d(TAG, CLASS_NAME + " :: setting wifi to on.");
+				}else
+					Logger.log_wtf(TAG, CLASS_NAME + " :: wifiManager is null! Doing nothing.");
+			}
+
+		}).setNegativeButton(R.string.cancel_button, new DialogInterface.OnClickListener() {
+
+			public void onClick(DialogInterface dialog, int id) { }
+
+		});
+
+		// Create the AlertDialog object and return it
+		return builder.create();
+	}
+
+	@Override
+	public void onAttach(Activity activity){
+		try{
+			@SuppressWarnings("unused")
+			WifiOnDialogListener listener = (WifiOnDialogListener)activity;
+		}catch(ClassCastException cce){
+			throw new ClassCastException(activity.toString() + "Must implement WifiOnDialogListener.");
+		}
+	}
+}