Add buttons to expand and collapse all groups. Closes #3960

Author: comintern

Rubberduck.Core/UI/Controls/GroupingGrid.xaml

@@ -60,7 +60,8 @@
             <Setter Property="Template">
                 <Setter.Value>
                     <ControlTemplate>
-                        <Expander Background="WhiteSmoke" Foreground="Black" FontWeight="SemiBold" IsExpanded="True">
+                        <Expander Background="WhiteSmoke" Foreground="Black" FontWeight="SemiBold" 
+                                  IsExpanded="{Binding IsExpanded, RelativeSource={RelativeSource FindAncestor, AncestorType={x:Type local:GroupingGrid}}}">
                             <Expander.Header>
                                 <StackPanel Orientation="Horizontal">
                                     <TextBlock Margin="4" 

Rubberduck.Core/UI/Controls/GroupingGrid.xaml.cs

@@ -7,14 +7,23 @@ namespace Rubberduck.UI.Controls
     public partial class GroupingGrid
     {
         public static readonly DependencyProperty ShowGroupingItemCountProperty =
-            DependencyProperty.Register("ShowGroupingItemCount", typeof (bool), typeof (GroupingGrid));
+            DependencyProperty.Register("ShowGroupingItemCount", typeof (bool), typeof(GroupingGrid));
+
+        public static readonly DependencyProperty IsExpandedProperty =
+            DependencyProperty.Register("IsExpanded", typeof(bool), typeof(GroupingGrid));
 
         public bool ShowGroupingItemCount
         {
             get => (bool) GetValue(ShowGroupingItemCountProperty);
             set => SetValue(ShowGroupingItemCountProperty, value);
         }
 
+        public bool IsExpanded
+        {
+            get => (bool)GetValue(IsExpandedProperty);
+            set => SetValue(IsExpandedProperty, value);
+        }
+
         public GroupingGrid()
         {
             InitializeComponent();

Rubberduck.Core/UI/Inspections/InspectionResultsControl.xaml

@@ -17,11 +17,8 @@
                 <ResourceDictionary Source="../Controls/ToolBar.xaml"/>
             </ResourceDictionary.MergedDictionaries>
 
-            <BooleanToVisibilityConverter x:Key="BoolToVisibility"/>
-
             <codeInspections:InspectionSeverityImageSourceConverter x:Key="SeverityIconConverter" />
             <codeInspections:InspectionImageSourceConverter x:Key="InspectionIconConverter" />
-            <codeInspections:InspectionTypeConverter x:Key="InspectionTypeConverter" />
 
             <Style x:Key="IconMargin" TargetType="Image">
                 <Setter Property="Margin" Value="4" />
@@ -41,7 +38,10 @@
             <BitmapImage x:Key="FilterBySuggestionImage" UriSource="pack://application:,,,/Rubberduck.Resources;component/Icons/Fugue/information.png" />
             <BitmapImage x:Key="FilterByWarningImage" UriSource="pack://application:,,,/Rubberduck.Resources;component/Icons/Fugue/exclamation.png" />
             <BitmapImage x:Key="FilterByErrorImage" UriSource="pack://application:,,,/Rubberduck.Resources;component/Icons/Fugue/cross-circle.png" />
-            
+
+            <BitmapImage x:Key="ExpandAllImage" UriSource="pack://application:,,,/Rubberduck.Resources;component/Icons/Fugue/expand-all.png" />
+            <BitmapImage x:Key="CollapseAllImage" UriSource="pack://application:,,,/Rubberduck.Resources;component/Icons/Fugue/collapse-all.png" />
+
             <Style TargetType="Image">
                 <Setter Property="Height" Value="16"/>
                 <Setter Property="Width" Value="16" />
@@ -161,6 +161,18 @@
 
                 <Separator />
 
+                <Button Name="CollapseAll" Command="{Binding CollapseAllCommand}" Margin="2"
+                        ToolTip="{Resx ResxName=Rubberduck.Resources.RubberduckUI, Key=InspectionResults_CollapseAll}">
+                    <Image Source="{StaticResource CollapseAllImage}" />
+                </Button>
+
+                <Button Name="ExpandAll" Command="{Binding ExpandAllCommand}" Margin="2"
+                        ToolTip="{Resx ResxName=Rubberduck.Resources.RubberduckUI, Key=InspectionResults_ExpandAll}">
+                    <Image Source="{StaticResource ExpandAllImage}" />
+                </Button>
+
+                <Separator />
+
                 <Button Command="{Binding CopyResultsCommand}">
                     <Image Source="{StaticResource CopyResultsImage}" />
                     <Button.ToolTip>
@@ -180,6 +192,7 @@
                                Grid.Row="1"
                                ShowGroupingItemCount="True"
                                SelectedItem="{Binding SelectedItem}"
+                               IsExpanded="{Binding IsExpanded, NotifyOnSourceUpdated=True}"
                                ItemsSource="{Binding Results, NotifyOnSourceUpdated=True}"
                                VirtualizingPanel.IsVirtualizingWhenGrouping="True">
             <DataGrid.Columns>

Rubberduck.Core/UI/Inspections/InspectionResultsViewModel.cs

@@ -111,6 +111,8 @@ public InspectionResultsViewModel(
             QuickFixInAllProjectsCommand = new DelegateCommand(LogManager.GetCurrentClassLogger(), ExecuteQuickFixInAllProjectsCommand, _ => SelectedItem != null && _state.Status == ParserState.Ready);
             CopyResultsCommand = new DelegateCommand(LogManager.GetCurrentClassLogger(), ExecuteCopyResultsCommand, CanExecuteCopyResultsCommand);
             OpenInspectionSettings = new DelegateCommand(LogManager.GetCurrentClassLogger(), OpenSettings);
+            CollapseAllCommand = new DelegateCommand(LogManager.GetCurrentClassLogger(), ExecuteCollapseAll);
+            ExpandAllCommand = new DelegateCommand(LogManager.GetCurrentClassLogger(), ExecuteExpandAll);
 
             _configService.SettingsChanged += _configService_SettingsChanged;
 
@@ -280,6 +282,18 @@ private bool InspectionFilter(IInspectionResult result)
         public CommandBase DisableInspectionCommand { get; }
         public CommandBase CopyResultsCommand { get; }
         public CommandBase OpenInspectionSettings { get; }
+        public CommandBase CollapseAllCommand { get; }
+        public CommandBase ExpandAllCommand { get; }
+
+        private void ExecuteCollapseAll(object parameter)
+        {
+            IsExpanded = false;
+        }
+
+        private void ExecuteExpandAll(object parameter)
+        {
+            IsExpanded = true;
+        }
 
         private void OpenSettings(object param)
         {
@@ -328,6 +342,17 @@ public bool Unparsed
             }
         }
 
+        private bool _expanded;
+        public bool IsExpanded
+        {
+            get => _expanded;
+            set
+            {
+                _expanded = value;
+                OnPropertyChanged();
+            }
+        }
+
         private bool _runInspectionsOnReparse;
         private void HandleStateChanged(object sender, ParserStateEventArgs e)
         {

Rubberduck.Resources/Icons/Fugue/collapse-all.png

@@ -1499,4 +1499,10 @@ NOTE: Restart is required for the setting to take effect.</value>
   <data name="GroupingStyle_BySeverity" xml:space="preserve">
     <value>By severity</value>
   </data>
+  <data name="InspectionResults_CollapseAll" xml:space="preserve">
+    <value>Collapse all</value>
+  </data>
+  <data name="InspectionResults_ExpandAll" xml:space="preserve">
+    <value>Expand all</value>
+  </data>
 </root>