Intmex multiventa

B4A/C_UpdateAvailable.bas

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+B4A=true
+Group=Default Group
+ModulesStructureVersion=1
+Type=Class
+Version=11.5
+@EndOfDesignText@
+Sub Class_Globals
+	Private Root As B4XView 'ignore
+	Private xui As XUI 'ignore
+End Sub
+
+'You can add more parameters here.
+Public Sub Initialize As Object
+	Return Me
+End Sub
+
+'This event will be called once, before the page becomes visible.
+Private Sub B4XPage_Created (Root1 As B4XView)
+	Root = Root1
+	'load the layout to Root
+	Root.Color = Colors.Transparent
+End Sub
+
+Sub B4XPage_Appear
+	Try
+		Do While Not(CanRequestPackageInstalls)
+			MsgboxAsync($"Por favor permita que ${Application.PackageName} instale actualizaciones"$, "Instalar actualización")
+			Wait For Msgbox_Result(Result As Int)
+			Dim in As Intent
+			in.Initialize("android.settings.MANAGE_UNKNOWN_APP_SOURCES", "package:" & Application.PackageName)
+			StartActivity(in)
+		Loop
+	Catch
+		Log("updateAvailable() Error - " & LastException.Message)
+	End Try
+	If appUpdater.newApp.update Then
+		ofreceActualizacion
+	Else
+		sinActualizacion
+	End If
+End Sub
+
+'////////////////////////////////////////////////////////////////////////////////////////////
+'////   Esta es una actividad usada por el servicio appUpdater para mostrar notificaciones
+'////	cuando hay alguna actualizacion de apk.
+'////////////////////////////////////////////////////////////////////////////////////////////
+
+
+public Sub CanRequestPackageInstalls As Boolean
+	' // https://www.b4x.com/android/forum/threads/version-safe-apk-installation.87667/#content
+	Dim ctxt As JavaObject
+	ctxt.InitializeContext
+	Dim PackageManager As JavaObject = ctxt.RunMethod("getPackageManager", Null)
+	Return PackageManager.RunMethod("canRequestPackageInstalls", Null)
+End Sub
+
+Sub ofreceActualizacion
+	If Msgbox2(appUpdater.newApp.newMsg,"Actualización disponible","Si","","No",Null) = DialogResponse.Positive Then 'ignore
+'		StartService(DownloadService)
+		CallSubDelayed(appUpdater, "download_newApk")
+	End If
+	B4XPages.MainPage.ocultaProgreso
+	StartActivity(Main)
+'	Activity.Finish
+	B4XPages.ShowPage("Login")
+End Sub
+
+Sub sinActualizacion
+	Msgbox(appUpdater.newApp.okMsg, "Aplicación al corriente") 'ignore
+'	StartActivity(Main)
+	B4XPages.MainPage.ocultaProgreso
+	B4XPages.ShowPage("Login")
+End Sub