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274
WaveshareUARTFingerprintSensor.Sample/TUIManager.cs
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274
WaveshareUARTFingerprintSensor.Sample/TUIManager.cs
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using NStack;
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using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Text;
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using System.Threading.Tasks;
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using Terminal.Gui;
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namespace WaveshareUARTFingerprintSensor.Sample
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{
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public class TUIManager : Toplevel
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{
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private readonly FingerprintSensor _fingerprintSensor;
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private Label _comparisonLevelLabel;
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private Label _userCountLabel;
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public TUIManager()
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{
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_fingerprintSensor = Program.FingerprintSensor;
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Init();
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}
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private void Init()
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{
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ColorScheme = Colors.Error;
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// Creates the top-level window to show
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var win = new Window("TUIManager")
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{
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X = 0,
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Y = 1, // Leave one row for the toplevel menu
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// By using Dim.Fill(), it will automatically resize without manual intervention
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Width = Dim.Fill(),
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Height = Dim.Fill()
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};
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win.ColorScheme = Colors.ColorSchemes["Dialog"];
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Add(win);
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// Creates a menubar, the item "New" has a help menu.
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var menu = new MenuBar(new MenuBarItem[] {
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new MenuBarItem ("_Options", new MenuItem [] {
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new MenuItem ("Reset Config", "", () => { ResetConfig(); }),
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new MenuItem ("_Quit", "", () => { Application.RequestStop(); })
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})
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});
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Add(menu);
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// Window Content
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_comparisonLevelLabel = new Label("Comparison Level: 0")
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{
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X = 2,
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Y = 1,
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Width = Dim.Fill()
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};
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_userCountLabel = new Label("Users: 0")
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{
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X = Pos.Left(_comparisonLevelLabel),
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Y = Pos.Bottom(_comparisonLevelLabel),
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Width = Dim.Fill()
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};
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var userCountButton = new Button("Query _User Count")
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{
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X = Pos.Center(),
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Y = 7
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};
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userCountButton.Clicked += UserCountButton_Clicked;
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var readFingerprintButton = new Button("_Read Fingerprint")
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{
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X = Pos.Center(),
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Y = Pos.Bottom(userCountButton) + 1
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};
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readFingerprintButton.Clicked += ReadFingerprintButton_Clicked;
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var readEigenvaluesButton = new Button("Read _Eigenvalues")
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{
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X = Pos.Center(),
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Y = Pos.Bottom(readFingerprintButton)
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};
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readEigenvaluesButton.Clicked += ReadEigenvaluesButton_Clicked;
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var readImageButton = new Button("Read _Image")
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{
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X = Pos.Center(),
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Y = Pos.Bottom(readEigenvaluesButton)
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};
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readImageButton.Clicked += ReadImageButton_Clicked;
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var addFingerprintButton = new Button("_Add Fingerprint")
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{
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X = Pos.Center(),
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Y = Pos.Bottom(readImageButton) + 1
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};
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addFingerprintButton.Clicked += AddFingerprintButton_Clicked;
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var deleteAFingerprint = new Button("_Delete a Fingerprint")
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{
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X = Pos.Center(),
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Y = Pos.Bottom(addFingerprintButton)
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};
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deleteAFingerprint.Clicked += DeleteAFingerprint_Clicked;
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var clearFingerprintsButton = new Button("_Clear Fingerprints")
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{
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X = Pos.Center(),
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Y = Pos.Bottom(deleteAFingerprint)
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};
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clearFingerprintsButton.Clicked += ClearFingerprintsButton_Clicked;
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var setComparisonLevelButton = new Button("Set Comparison _Level")
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{
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X = Pos.Center(),
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Y = Pos.Bottom(clearFingerprintsButton) + 1
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};
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setComparisonLevelButton.Clicked += SetComparisonLevelButton_Clicked;
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var sleepButton = new Button("_Sleep Mode")
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{
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X = Pos.Center(),
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Y = Pos.Bottom(setComparisonLevelButton) + 1
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};
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sleepButton.Clicked += SleepButton_Clicked;
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var quitButton = new Button("_Quit")
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{
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X = Pos.Center(),
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Y = Pos.Percent(95)
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};
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quitButton.Clicked += Quit_Clicked;
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win.Add(
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_comparisonLevelLabel,
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_userCountLabel,
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userCountButton,
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readFingerprintButton,
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readEigenvaluesButton,
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readImageButton,
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addFingerprintButton,
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deleteAFingerprint,
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clearFingerprintsButton,
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setComparisonLevelButton,
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sleepButton,
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quitButton
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);
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UpdateUserCount();
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UpdateComparisonLevel();
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// TODO Config at first start
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}
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private void UpdateUserCount()
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{
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if (_fingerprintSensor.TryGetUserCount(out ushort count))
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{
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_userCountLabel.Text = $"Users: {count}";
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}
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}
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private void UpdateComparisonLevel()
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{
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if (_fingerprintSensor.TryGetComparisonLevel(out byte comparisonLevel))
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{
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_comparisonLevelLabel.Text = $"Comparison Level: {comparisonLevel}";
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}
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}
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private void ReadImageButton_Clicked()
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{
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if (_fingerprintSensor.TryAcquireImage(out var image))
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{
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var window = new DataDisplay("Image", image.ToArray());
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Application.Run(window);
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}
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else
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{
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MessageBox.ErrorQuery("Acquire Image", "Can't acquire image, try to place your finger flat on the sensor", "Ok");
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}
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}
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private void ReadEigenvaluesButton_Clicked()
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{
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// TODO Fingerprint popup to know it is waiting for a fingerprint
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if (_fingerprintSensor.TryAcquireEigenvalues(out var eigenvalues))
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{
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var window = new DataDisplay("Eigenvalues", eigenvalues.ToArray());
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Application.Run(window);
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}
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else
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{
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MessageBox.ErrorQuery("Acquire Eigenvalues", "Can't acquire eigenvalues, try to place your finger flat on the sensor", "Ok");
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}
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}
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private void SetComparisonLevelButton_Clicked()
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{
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if (new EntryDialog("Comparison Level", i => int.TryParse(i.ToString(), out var n) && n > 0 && n < 10, "Need to be a valid number in 0-9 range").TryShow(out var input))
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{
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if (!_fingerprintSensor.TrySetComparisonLevel(byte.Parse(input.ToString())))
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{
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MessageBox.ErrorQuery("Comparison Level", "Can't set comparison level", "Ok");
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}
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}
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UpdateComparisonLevel();
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}
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private void DeleteAFingerprint_Clicked()
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{
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if (new EntryDialog("User id", i => int.TryParse(i.ToString(), out var n), "Need to be a valid user id").TryShow(out var input))
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{
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if (!_fingerprintSensor.DeleteUser(ushort.Parse(input.ToString())))
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{
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MessageBox.ErrorQuery("Delete User", "Can't delete user, check user id", "Ok");
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}
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}
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UpdateUserCount();
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}
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private void SleepButton_Clicked()
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{
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//TODO
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}
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private void ClearFingerprintsButton_Clicked()
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{
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if (!_fingerprintSensor.DeleteAllUsers())
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{
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MessageBox.ErrorQuery("Delete All Users", "Can't delete all user", "Ok");
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}
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}
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private void AddFingerprintButton_Clicked()
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{
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if (new EntryDialog("User id", i => int.TryParse(i.ToString(), out var n), "Need to be a valid user id").TryShow(out var input))
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{
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Console.WriteLine(input);
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// TODO
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}
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}
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private void ReadFingerprintButton_Clicked()
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{
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//TODO
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}
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private void UserCountButton_Clicked()
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{
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UpdateUserCount();
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}
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private void ResetConfig()
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{
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MessageBox.Query("Reset Config", "Config reset", "OK");
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//TODO
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}
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private void Quit_Clicked()
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{
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Application.RequestStop();
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}
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}
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}
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