126 lines
3.4 KiB
C#
126 lines
3.4 KiB
C#
using CommunityToolkit.Mvvm.ComponentModel;
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using MahApps.Metro.Controls;
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using System.Collections.ObjectModel;
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using System.Diagnostics;
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using System.Windows;
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using TwinCAT.Ads.TypeSystem;
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using TwinCAT.TypeSystem;
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using Heisig.HMI.AdsManager;
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namespace InfineonHMI
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{
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public partial class SettingsEntry : ObservableObject
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{
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[ObservableProperty]
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private string name = "";
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[ObservableProperty]
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private string instancePath = "";
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[ObservableProperty]
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private string? dataType;
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[ObservableProperty]
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private Object? value;
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public ObservableCollection<SettingsEntry> SubEntries { get; set; } = [];
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[ObservableProperty]
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private Visibility visibility = Visibility.Collapsed;
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private readonly IAdsManager _adsManager;
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public SettingsEntry(IAdsManager adsManager)
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{
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_adsManager = adsManager;
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}
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partial void OnValueChanging(object? oldValue, object? newValue)
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{
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if (newValue == null)
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{
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newValue = oldValue;
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return;
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}
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try
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{
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_adsManager.WriteValue(InstancePath, newValue);
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}
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catch (Exception)
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{
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newValue = oldValue;
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Debug.WriteLine("Value {0} could not be written to {1}", newValue, InstancePath);
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}
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}
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}
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public partial class SettingsPageVM : ObservableObject, IDisposable
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{
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public ObservableCollection<SettingsEntry> RootItem { get; private set; } = [];
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private readonly IAdsManager _adsManager;
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private readonly string _variableName;
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public SettingsPageVM(IAdsManager adsManager, string variableName)
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{
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_adsManager = adsManager;
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_variableName = variableName;
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_adsManager.Register(_variableName, ConfigChangedEvent);
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}
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private void ConfigChangedEvent(object? sender, ValueChangedEventArgs e)
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{
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App.Current.Invoke(CreateSettingsTree);
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}
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private void CreateSettingsTree()
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{
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ISymbolLoader? symbolLoader = _adsManager.GetSymbolLoader();
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if (symbolLoader == null)
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return;
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Symbol configSymbol = (Symbol)symbolLoader.Symbols[_variableName];
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SettingsEntry entry = GetSymbol(configSymbol);
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RootItem.Add(entry);
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}
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private SettingsEntry GetSymbol(Symbol symbol)
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{
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// Create Symbol
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SettingsEntry entry = new(_adsManager)
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{
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Name = symbol.InstanceName,
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InstancePath = symbol.InstancePath,
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DataType = symbol.DataType?.Name
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};
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// Check if symbol has sub symbols
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if (!symbol.IsPrimitiveType)
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{
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foreach (Symbol subSymbol in symbol.SubSymbols.Cast<Symbol>())
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{
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entry.SubEntries.Add(GetSymbol(subSymbol));
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}
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}
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else
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{
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entry.Visibility = Visibility.Visible;
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entry.Value = symbol.ReadValue();
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}
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return entry;
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}
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public void Dispose()
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{
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_adsManager?.Deregister(_variableName, ConfigChangedEvent);
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}
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}
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}
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