Initial commit - WPinternals 2.6

2026-06-16 04:10:11 +10:00 · 2018-10-25 22:35:49 +02:00
commit 396ae57f05
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+// Copyright (c) 2018, Rene Lergner - wpinternals.net - @Heathcliff74xda
+//
+// Permission is hereby granted, free of charge, to any person obtaining a
+// copy of this software and associated documentation files (the "Software"),
+// to deal in the Software without restriction, including without limitation
+// the rights to use, copy, modify, merge, publish, distribute, sublicense,
+// and/or sell copies of the Software, and to permit persons to whom the
+// Software is furnished to do so, subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in
+// all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+// DEALINGS IN THE SOFTWARE.
+
+using System;
+using System.ComponentModel;
+using System.Threading;
+
+namespace WPinternals
+{
+    internal class ContextViewModel : INotifyPropertyChanged
+    {
+        protected SynchronizationContext UIContext;
+
+        public bool IsSwitchingInterface = false;
+        public bool IsFlashModeOperation = false;
+        private bool _IsActive = false;
+
+        public event PropertyChangedEventHandler PropertyChanged = delegate { };
+
+        protected void OnPropertyChanged(string propertyName)
+        {
+            if ((UIContext == null) && (SynchronizationContext.Current != null))
+                UIContext = SynchronizationContext.Current;
+
+            if (this.PropertyChanged != null)
+            {
+                if (SynchronizationContext.Current == UIContext)
+                    PropertyChanged(this, new PropertyChangedEventArgs(propertyName));
+                else
+                {
+                    UIContext.Post((s) => PropertyChanged(this, new PropertyChangedEventArgs(propertyName)), null);
+                }
+            }
+        }
+        
+        private ContextViewModel _SubContextViewModel;
+        public ContextViewModel SubContextViewModel
+        {
+            get
+            {
+                return _SubContextViewModel;
+            }
+            private set
+            {
+                if (_SubContextViewModel != null)
+                    _SubContextViewModel.IsActive = false;
+                _SubContextViewModel = value;
+                if (_SubContextViewModel != null)
+                    _SubContextViewModel.IsActive = IsActive;
+                OnPropertyChanged("SubContextViewModel");
+            }
+        }
+
+        internal ContextViewModel()
+        {
+            UIContext = SynchronizationContext.Current;
+        }
+
+        internal ContextViewModel(MainViewModel Main): this()
+        {
+        }
+
+        internal ContextViewModel(MainViewModel Main, ContextViewModel SubContext): this(Main)
+        {
+            SubContextViewModel = SubContext;
+        }
+
+        internal bool IsActive
+        {
+            get
+            {
+                return _IsActive;
+            }
+            set
+            {
+                _IsActive = value;
+            }
+        }
+
+        internal virtual void EvaluateViewState()
+        {
+
+        }
+
+        internal void Activate()
+        {
+            IsActive = true;
+            EvaluateViewState();
+            if (SubContextViewModel != null)
+                SubContextViewModel.Activate();
+        }
+
+        internal void ActivateSubContext(ContextViewModel NewSubContext)
+        {
+            if (_SubContextViewModel != null)
+                _SubContextViewModel.IsActive = false;
+            if (NewSubContext != null)
+            {
+                if (IsActive)
+                    NewSubContext.Activate();
+                else
+                    NewSubContext.IsActive = false;
+            }
+            SubContextViewModel = NewSubContext;
+        }
+
+        internal void SetWorkingStatus(string Message, string SubMessage, ulong? MaxProgressValue, bool ShowAnimation = true, WPinternalsStatus Status = WPinternalsStatus.Undefined)
+        {
+            ActivateSubContext(new BusyViewModel(Message, SubMessage, MaxProgressValue, UIContext: UIContext, ShowAnimation: ShowAnimation));
+        }
+
+        internal void UpdateWorkingStatus(string Message, string SubMessage, ulong? CurrentProgressValue, WPinternalsStatus Status = WPinternalsStatus.Undefined)
+        {
+            if (SubContextViewModel is BusyViewModel)
+            {
+                BusyViewModel Busy = (BusyViewModel)SubContextViewModel;
+                if (Message != null)
+                {
+                    Busy.Message = Message;
+                    Busy.SubMessage = SubMessage;
+                }
+                if ((CurrentProgressValue != null) && (Busy.ProgressUpdater != null))
+                {
+                    try
+                    {
+                        Busy.ProgressUpdater.SetProgress((ulong)CurrentProgressValue);
+                    }
+                    catch (Exception Ex)
+                    {
+                        LogFile.LogException(Ex);
+                    }
+                }
+            }
+        }
+    }
+}