Added new statistic window and other minor improvements

- Added a new statistic window with a simple pie chart (more to come).
- Removed the custom file receiver in release mode (may confuse the
user, because it is not finished yet)
- Removed unused code.

Author: couchcoding

src/Logbert/App.config

@@ -345,6 +345,9 @@
       <setting name="ColorMapAnnotation" serializeAs="String">
         <value>48</value>
       </setting>
+      <setting name="FrmLogStatisticShowLegend" serializeAs="String">
+        <value>True</value>
+      </setting>
     </Com.Couchcoding.Logbert.Properties.Settings>
   </userSettings>
   <applicationSettings>

src/Logbert/Controls/ColorMap.cs

@@ -37,6 +37,7 @@
 using Com.Couchcoding.Logbert.Interfaces;
 using Com.Couchcoding.Logbert.Logging;
 using Com.Couchcoding.Logbert.Properties;
+using WeifenLuo.WinFormsUI.Docking;
 
 namespace Com.Couchcoding.Logbert.Controls
 {

src/Logbert/Controls/OptionPanels/OptionPanelGeneral.cs

@@ -32,6 +32,7 @@
 using System.Windows.Forms;
 
 using Com.Couchcoding.Logbert.Helper;
+using Com.Couchcoding.Logbert.Interfaces;
 using Com.Couchcoding.Logbert.Logging;
 using Com.Couchcoding.Logbert.Properties;
 

src/Logbert/Dialogs/Docking/FrmLogBookmarks.cs

@@ -77,13 +77,7 @@ public partial class FrmLogBookmarks : DockContent, ILogPresenter, IBookmarkObse
     /// <summary>
     /// Gets the count of currently displayed <see cref=LogMessage"/>s.
     /// </summary>
-    public int DisplayedLogMessagesCount
-    {
-      get
-      {
-        return 0;
-      }
-    }
+    public int DisplayedLogMessagesCount => 0;
 
     #endregion
 
@@ -389,11 +383,8 @@ public FrmLogBookmarks(IBookmarkProvider bookmarkProvider)
     {
       mBookmarkProvider = bookmarkProvider;
 
-      if (mBookmarkProvider != null)
-      {
-        // Register this instance as observer.
-        mBookmarkProvider.RegisterBookmarkObserver(this);
-      }
+      // Register this instance as observer.
+      mBookmarkProvider?.RegisterBookmarkObserver(this);
 
       InitializeComponent();
 

src/Logbert/Dialogs/Docking/FrmLogDocument.Designer.cs

@@ -73,6 +73,11 @@ public partial class FrmLogDocument : DockContent, ILogHandler, ILogContainer, I
     /// </summary>
     private readonly DockContent mBookmarks;
 
+    /// <summary>
+    /// The <see cref="DockContent"/> that shows statistic data.
+    /// </summary>
+    private readonly DockContent mLogStatistic;
+
     /// <summary>
     /// The <see cref="DockContent"/> that shows filter settings.
     /// </summary>
@@ -157,6 +162,11 @@ public IList<LogFilter> Filter
       {
         LogLevel currentLevel = LogLevel.None;
 
+        if (tsbShowTrace.Checked)
+        {
+          currentLevel |= LogLevel.Trace;
+        }
+
         if (tsbShowDebug.Checked)
         {
           currentLevel |= LogLevel.Debug;
@@ -224,46 +234,15 @@ public int TimeShiftValue
     /// </summary>
     private void InitializeDefaultLayout()
     {
-      mLogWindow.Show(
-          LogDockPanel
-        , DockState.Document);
-
-      mLogScript.Show(
-          LogDockPanel
-        , DockState.Document);
-
-      if (mMessageDetails != null)
-      {
-        mMessageDetails.Show(
-            LogDockPanel
-          , DockState.DockBottom);
-      }
-
-      if (mBookmarks != null)
-      {
-        mBookmarks.Show(
-            LogDockPanel
-          , DockState.DockBottom);
-      }
-
-      if (mFilter != null)
-      {
-        mFilter.Show(
-            LogDockPanel
-            , DockState.DockBottom);
-      }
-
-      if (mMessageDetails != null)
-      {
-        mMessageDetails.Activate();
-      }
-          
-      if (mLoggerTree != null)
-      {
-        mLoggerTree.Show(
-            LogDockPanel
-          , DockState.DockRight);
-      }
+      mLogWindow?.Show(LogDockPanel,      DockState.Document);
+      mLogScript?.Show(LogDockPanel,      DockState.Document);
+      mMessageDetails?.Show(LogDockPanel, DockState.DockBottom);
+      mBookmarks?.Show(LogDockPanel,      DockState.DockBottom);
+      mFilter?.Show(LogDockPanel,         DockState.DockBottom);
+      mLogStatistic?.Show(LogDockPanel,      DockState.DockBottom);
+      mLoggerTree?.Show(LogDockPanel,     DockState.DockRight);
+
+      mMessageDetails?.Activate();
     }
 
     /// <summary>
@@ -305,6 +284,7 @@ protected override void OnLoad(EventArgs e)
           tsbShowLoggerTree.Checked     = mLoggerTree     != null && !mLoggerTree.IsHidden; 
           tsbShowBookmarks.Checked      = mBookmarks      != null && !mBookmarks.IsHidden;
           tsbShowFilter.Checked         = mFilter         != null && !mFilter.IsHidden;
+          tsbShowStatistic.Checked      = mLogStatistic   != null && !mLogStatistic.IsHidden;
 
           if (mLogProvider != null)
           {
@@ -369,6 +349,9 @@ private IDockContent GetContentFromPersistString(string persistString)
 
         case "Com.Couchcoding.Logbert.Dialogs.Docking.FrmLogTree":
           return mLoggerTree;
+
+        case "Com.Couchcoding.Logbert.Dialogs.Docking.FrmLogStatistic":
+          return mLogStatistic;
       }
 
       Logger.Warn(
@@ -405,9 +388,10 @@ private void LogMessagesChanged(int delta)
         }
 
         // Update the log presenter windows.
-        ((ILogPresenter)mLogWindow).LogMessagesChanged(logMessageCopy,  delta);
-        ((ILogPresenter)mLoggerTree).LogMessagesChanged(logMessageCopy, delta);
-        ((ILogPresenter)mLogScript).LogMessagesChanged(logMessageCopy,  delta);
+        ((ILogPresenter)mLogWindow).LogMessagesChanged(logMessageCopy,    delta);
+        ((ILogPresenter)mLoggerTree).LogMessagesChanged(logMessageCopy,   delta);
+        ((ILogPresenter)mLogScript).LogMessagesChanged(logMessageCopy,    delta);
+        ((ILogPresenter)mLogStatistic).LogMessagesChanged(logMessageCopy, delta);
       }
 
       if (tsbTraceLastMessage.Checked && mLogMessages.Count > 0)
@@ -479,6 +463,7 @@ public void ClearAll()
       ((ILogPresenter)mBookmarks).ClearAll();
       ((ILogPresenter)mFilter).ClearAll();
       ((ILogPresenter)mLogScript).ClearAll();
+      ((ILogPresenter)mLogStatistic).ClearAll();
 
       // Force an update of the UI.
       TmrUpdateTick(this, EventArgs.Empty);
@@ -628,7 +613,7 @@ private void TsbShowBookmarksClick(object sender, EventArgs e)
     }
 
     /// <summary>
-    /// Handles the Click event of the show gilter <see cref="ToolStripButton"/>.
+    /// Handles the Click event of the show filter <see cref="ToolStripButton"/>.
     /// <para>
     /// Shows or hides the filter window.
     /// </para>
@@ -648,6 +633,27 @@ private void TsbShowFilterClick(object sender, EventArgs e)
       }
     }
 
+    /// <summary>
+    /// Handles the Click event of the show statistic <see cref="ToolStripButton"/>.
+    /// <para>
+    /// Shows or hides the statistic window.
+    /// </para>
+    /// </summary>
+    private void TsbShowStatisticClick(object sender, EventArgs e)
+    {
+      if (mLogStatistic != null)
+      {
+        if (tsbShowStatistic.Checked)
+        {
+          mLogStatistic.Show(LogDockPanel);
+        }
+        else
+        {
+          mLogStatistic.Hide();
+        }
+      }
+    }
+
     /// <summary>
     /// Handles the Click event of the start, stop <see cref="ToolStripButton"/>.
     /// <para>
@@ -1162,6 +1168,12 @@ public FrmLogDocument(ILogProvider logProvider)
 
       mLogScript = new FrmLogScript((IBookmarkProvider)mLogWindow, this);
       mBookmarks = new FrmLogBookmarks((IBookmarkProvider)mLogWindow);
+      mLogStatistic = new FrmLogStatistic(mLogProvider);
+
+      mLogStatistic.VisibleChanged += (sender, e) =>
+      {
+        tsbShowStatistic.Checked = !mLogStatistic.IsHidden;
+      };
 
       mBookmarks.VisibleChanged += (sender, e) =>
       {