first commit

proj: FontAwesome.Wpf : icons from http://www.fontawesome.com.cn/
proj: MapEditor.Controls : custom controls for mapeditor
proj: MapEditor.Grpc :  grpc base model
proj: MapEditor.Grpc.Server : grpc server impl
proj: MapEditor.Models : models in solution
proj: MapEditor.WpfShell :  UI of mapeditor

src/FontAwesome.Wpf/AssemblyInfo.cs

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+using System.Windows;
+
+[assembly: ThemeInfo(
+    ResourceDictionaryLocation.None, //where theme specific resource dictionaries are located
+                                     //(used if a resource is not found in the page,
+                                     // or application resource dictionaries)
+    ResourceDictionaryLocation.SourceAssembly //where the generic resource dictionary is located
+                                              //(used if a resource is not found in the page,
+                                              // app, or any theme specific resource dictionaries)
+)]

src/FontAwesome.Wpf/FontAwesome.Wpf.csproj

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+<Project Sdk="Microsoft.NET.Sdk">
+
+  <PropertyGroup>
+    <TargetFramework>net472</TargetFramework>
+    <UseWPF>true</UseWPF>
+  </PropertyGroup>
+
+  <ItemGroup>
+    <None Remove="FontAwesome\fontawesome-webfont.ttf" />
+  </ItemGroup>
+
+  <ItemGroup>
+    <Resource Include="FontAwesome\fontawesome-webfont.ttf" />
+  </ItemGroup>
+
+</Project>

src/MapEditor.Controls/AssemblyInfo.cs

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+using System.Windows;
+
+[assembly: ThemeInfo(
+    ResourceDictionaryLocation.None, //where theme specific resource dictionaries are located
+                                     //(used if a resource is not found in the page,
+                                     // or application resource dictionaries)
+    ResourceDictionaryLocation.SourceAssembly //where the generic resource dictionary is located
+                                              //(used if a resource is not found in the page,
+                                              // app, or any theme specific resource dictionaries)
+)]

src/MapEditor.Controls/BusyIndicator.cs

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+using System;
+using System.Drawing;
+using System.Windows;
+using System.Windows.Controls;
+using System.Windows.Threading;
+
+namespace MapEditor.Controls 
+{
+    /// <summary>
+    /// BusyIndicator
+    /// </summary>
+    [StyleTypedProperty(Property = "ProgressBarStyle", StyleTargetType = typeof(ProgressBar))]
+    [StyleTypedProperty(Property = "OverlayStyle", StyleTargetType = typeof(Rectangle))]
+    [TemplateVisualState(Name = "Hidden", GroupName = "VisibilityStates")]
+    [TemplateVisualState(Name = "Visible", GroupName = "VisibilityStates")]
+    [TemplateVisualState(Name = "Idle", GroupName = "BusyStatusStates")]
+    [TemplateVisualState(Name = "Busy", GroupName = "BusyStatusStates")]
+    public class BusyIndicator : ContentControl 
+    {
+        private DispatcherTimer m_DisplayAfterTimer;
+
+        #region DependencyProperties
+
+        public static readonly DependencyProperty IsBusyProperty =
+            DependencyProperty.Register(
+                "IsBusy",
+                typeof(bool),
+                typeof(BusyIndicator),
+                new PropertyMetadata(false, new PropertyChangedCallback(OnIsBusyChanged)));
+
+        public static readonly DependencyProperty BusyContentProperty =
+            DependencyProperty.Register(
+                "BusyContent",
+                typeof(object),
+                typeof(BusyIndicator),
+                new PropertyMetadata(null));
+
+        public static readonly DependencyProperty BusyContentTemplateProperty =
+            DependencyProperty.Register(
+                "BusyContentTemplate",
+                typeof(DataTemplate),
+                typeof(BusyIndicator),
+                new PropertyMetadata(null));
+
+        public static readonly DependencyProperty DisplayAfterProperty =
+            DependencyProperty.Register(
+                "DisplayAfter",
+                typeof(TimeSpan),
+                typeof(BusyIndicator),
+                new PropertyMetadata(TimeSpan.FromSeconds(0.1)));
+
+        public static readonly DependencyProperty OverlayStyleProperty =
+            DependencyProperty.Register(
+                "OverlayStyle",
+                typeof(Style),
+                typeof(BusyIndicator),
+                new PropertyMetadata(null));
+
+        public static readonly DependencyProperty ProgressBarStyleProperty =
+            DependencyProperty.Register(
+                "ProgressBarStyle",
+                typeof(Style),
+                typeof(BusyIndicator),
+                new PropertyMetadata(null));
+
+        #endregion
+
+        #region Properties
+
+        protected bool IsContentVisible
+        {
+            get;
+            set;
+        }
+
+        public bool IsBusy
+        {
+            get
+            {
+                return (bool)GetValue(IsBusyProperty);
+            }
+            set
+            {
+                SetValue(IsBusyProperty, value);
+            }
+        }
+
+        public object BusyContent
+        {
+            get
+            {
+                return GetValue(BusyContentProperty);
+            }
+            set
+            {
+                SetValue(BusyContentProperty, value);
+            }
+        }
+
+        public DataTemplate BusyContentTemplate
+        {
+            get
+            {
+                return (DataTemplate)GetValue(BusyContentTemplateProperty);
+            }
+            set
+            {
+                SetValue(BusyContentTemplateProperty, value);
+            }
+        }
+
+        public TimeSpan DisplayAfter
+        {
+            get
+            {
+                return (TimeSpan)GetValue(DisplayAfterProperty);
+            }
+            set
+            {
+                SetValue(DisplayAfterProperty, value);
+            }
+        }
+
+        public Style OverlayStyle
+        {
+            get
+            {
+                return (Style)GetValue(OverlayStyleProperty);
+            }
+            set
+            {
+                SetValue(OverlayStyleProperty, value);
+            }
+        }
+
+        public Style ProgressBarStyle
+        {
+            get
+            {
+                return (Style)GetValue(ProgressBarStyleProperty);
+            }
+            set
+            {
+                SetValue(ProgressBarStyleProperty, value);
+            }
+        }
+
+        #endregion
+
+        #region Constructors
+
+        static BusyIndicator()
+        {
+            DefaultStyleKeyProperty.OverrideMetadata(typeof(BusyIndicator), new FrameworkPropertyMetadata(typeof(BusyIndicator)));
+        }
+
+        public BusyIndicator()
+        {
+            m_DisplayAfterTimer = new DispatcherTimer();
+            Loaded += delegate
+            {
+                m_DisplayAfterTimer.Tick += new EventHandler(DisplayAfterTimerElapsed);
+            };
+            Unloaded -= delegate
+            {
+                m_DisplayAfterTimer.Tick -= new EventHandler(DisplayAfterTimerElapsed);
+                m_DisplayAfterTimer.Stop();
+            };
+        }
+
+        #endregion
+
+        #region Overrides
+
+        public override void OnApplyTemplate()
+        {
+            base.OnApplyTemplate();
+            ChangeVisualState(false);
+        }
+
+        #endregion
+
+        #region methods
+
+        private void DisplayAfterTimerElapsed(object sender, EventArgs e)
+        {
+            m_DisplayAfterTimer.Stop();
+            IsContentVisible = true;
+            ChangeVisualState(true);
+        }
+
+        private static void OnIsBusyChanged(DependencyObject d, DependencyPropertyChangedEventArgs e)
+        {
+            ((BusyIndicator)d).OnIsBusyChanged(e);
+        }
+
+        protected virtual void OnIsBusyChanged(DependencyPropertyChangedEventArgs e)
+        {
+            if (IsBusy)
+            {
+                if (DisplayAfter.Equals(TimeSpan.Zero))
+                {
+                    IsContentVisible = true;
+                }
+                else
+                {
+                    m_DisplayAfterTimer.Interval = DisplayAfter;
+                    m_DisplayAfterTimer.Start();
+                }
+            }
+            else
+            {
+                m_DisplayAfterTimer.Stop();
+                IsContentVisible = false;
+            }
+            ChangeVisualState(true);
+        }
+
+        protected virtual void ChangeVisualState(bool useTransitions)
+        {
+            VisualStateManager.GoToState(this, IsBusy ? "Busy" : "Idle", useTransitions);
+            VisualStateManager.GoToState(this, IsContentVisible ? "Visible" : "Hidden", useTransitions);
+        }
+
+        #endregion
+    }
+}

src/MapEditor.Controls/ErrorEventArgs.cs

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+using System;
+
+namespace MapEditor.Controls
+{
+    public class ErrorEventArgs : EventArgs 
+    {
+        protected Exception m_ErrorException;
+
+        public Exception ErrorException 
+        { 
+            get 
+            { 
+                return m_ErrorException;
+            }
+            protected set 
+            { 
+                m_ErrorException = value;
+            }
+        }
+
+        public ErrorEventArgs(Exception errorExcetion) : base()
+        {
+            m_ErrorException = errorExcetion;
+        }
+    }
+}