From 8bf8362480b3e8d9c581f2048b08d64d9b06e01b Mon Sep 17 00:00:00 2001
From: Lorenz Stechauner <lorenz.stechauner@necronda.net>
Date: Tue, 30 Apr 2024 13:02:45 +0200
Subject: [PATCH] App: Replace DataTemplate/ControlTemplate with
 TemplateSelector

---
 Elwig/App.xaml                                | 42 ++++---------------
 Elwig/Controls/WineOriginTemplateSelector.cs  | 15 +++++++
 .../WineQualityLevelTemplateSelector.cs       | 15 +++++++
 Elwig/Controls/WineVarietyTemplateSelector.cs | 15 +++++++
 Elwig/Windows/BaseDataWindow.xaml             |  8 +++-
 Elwig/Windows/DeliveryAdminWindow.xaml        | 22 +++++++---
 6 files changed, 77 insertions(+), 40 deletions(-)
 create mode 100644 Elwig/Controls/WineOriginTemplateSelector.cs
 create mode 100644 Elwig/Controls/WineQualityLevelTemplateSelector.cs
 create mode 100644 Elwig/Controls/WineVarietyTemplateSelector.cs

diff --git a/Elwig/App.xaml b/Elwig/App.xaml
index 01309ea..b76f4bd 100644
--- a/Elwig/App.xaml
+++ b/Elwig/App.xaml
@@ -29,25 +29,17 @@
             </StackPanel>
         </DataTemplate>
 
-        <ControlTemplate x:Key="WineVarietyTemplateSimple">
+        <DataTemplate x:Key="WineVarietyTemplateCollapsed">
             <StackPanel Orientation="Horizontal">
                 <TextBlock Text="{Binding Name}"/>
             </StackPanel>
-        </ControlTemplate>
-        <ControlTemplate x:Key="WineVarietyTemplateExtended">
+        </DataTemplate>
+        <DataTemplate x:Key="WineVarietyTemplateExpanded">
             <StackPanel Orientation="Horizontal">
                 <TextBlock Text="{Binding SortId}" MinWidth="36" Margin="0,0,10,0"/>
                 <TextBlock Text="{Binding Name}"/>
                 <TextBlock Text="{Binding CommentFormat}" FontSize="10" VerticalAlignment="Bottom" Margin="0,0,0,2"/>
             </StackPanel>
-        </ControlTemplate>
-        <DataTemplate x:Key="WineVarietyTemplate">
-            <Control x:Name="Control" Focusable="False" Template="{StaticResource WineVarietyTemplateExtended}"/>
-            <DataTemplate.Triggers>
-                <DataTrigger Binding="{Binding RelativeSource={RelativeSource Mode=FindAncestor, AncestorType={x:Type ComboBoxItem}}, Path=IsSelected}" Value="{x:Null}">
-                    <Setter TargetName="Control" Property="Template" Value="{StaticResource WineVarietyTemplateSimple}"/>
-                </DataTrigger>
-            </DataTemplate.Triggers>
         </DataTemplate>
 
         <DataTemplate x:Key="ModifierTemplate">
@@ -63,25 +55,17 @@
             </StackPanel>
         </DataTemplate>
 
-        <ControlTemplate x:Key="WineQualityLevelTemplateSimple">
+        <DataTemplate x:Key="WineQualityLevelTemplateCollapsed">
             <StackPanel Orientation="Horizontal">
                 <TextBlock Text="{Binding Name}"/>
             </StackPanel>
-        </ControlTemplate>
-        <ControlTemplate x:Key="WineQualityLevelTemplateExtended">
+        </DataTemplate>
+        <DataTemplate x:Key="WineQualityLevelTemplateExpanded">
             <StackPanel Orientation="Horizontal">
                 <TextBlock Text="{Binding IsPredicate, Converter={StaticResource BoolToStarConverter}}" MinWidth="6"/>
                 <TextBlock Text="{Binding Name}" MinWidth="100" Margin="0,0,10,0"/>
                 <TextBlock Text="{Binding MinKmwStr}"/>
             </StackPanel>
-        </ControlTemplate>
-        <DataTemplate x:Key="WineQualityLevelTemplate">
-            <Control x:Name="Control" Focusable="False" Template="{StaticResource WineQualityLevelTemplateExtended}"/>
-            <DataTemplate.Triggers>
-                <DataTrigger Binding="{Binding RelativeSource={RelativeSource Mode=FindAncestor, AncestorType={x:Type ComboBoxItem}}, Path=IsSelected}" Value="{x:Null}">
-                    <Setter TargetName="Control" Property="Template" Value="{StaticResource WineQualityLevelTemplateSimple}"/>
-                </DataTrigger>
-            </DataTemplate.Triggers>
         </DataTemplate>
 
         <DataTemplate x:Key="WineOriginTemplate">
@@ -90,24 +74,16 @@
                 <TextBlock Text="{Binding Name}"/>
             </StackPanel>
         </DataTemplate>
-        <ControlTemplate x:Key="WineOriginTemplateSimple">
+        <DataTemplate x:Key="WineOriginTemplateCollapsed">
             <StackPanel Orientation="Horizontal">
                 <TextBlock Text="{Binding Name}"/>
             </StackPanel>
-        </ControlTemplate>
-        <ControlTemplate x:Key="WineOriginTemplateExtended">
+        </DataTemplate>
+        <DataTemplate x:Key="WineOriginTemplateExpanded">
             <StackPanel Orientation="Horizontal">
                 <TextBlock Text="{Binding HkIdLevel}" MinWidth="70" Margin="0,0,10,0"/>
                 <TextBlock Text="{Binding Name}"/>
             </StackPanel>
-        </ControlTemplate>
-        <DataTemplate x:Key="WineOriginComboTemplate">
-            <Control x:Name="Control" Focusable="False" Template="{StaticResource WineOriginTemplateExtended}"/>
-            <DataTemplate.Triggers>
-                <DataTrigger Binding="{Binding RelativeSource={RelativeSource Mode=FindAncestor, AncestorType={x:Type ComboBoxItem}}, Path=IsSelected}" Value="{x:Null}">
-                    <Setter TargetName="Control" Property="Template" Value="{StaticResource WineOriginTemplateSimple}"/>
-                </DataTrigger>
-            </DataTemplate.Triggers>
         </DataTemplate>
 
         <DataTemplate x:Key="GemTemplate">
diff --git a/Elwig/Controls/WineOriginTemplateSelector.cs b/Elwig/Controls/WineOriginTemplateSelector.cs
new file mode 100644
index 0000000..f350ca2
--- /dev/null
+++ b/Elwig/Controls/WineOriginTemplateSelector.cs
@@ -0,0 +1,15 @@
+using System.Windows.Controls;
+using System.Windows;
+
+namespace Elwig.Controls {
+    public class WineOriginTemplateSelector : DataTemplateSelector {
+        public override DataTemplate SelectTemplate(object item, DependencyObject container) {
+            ContentPresenter presenter = (ContentPresenter)container;
+            if (presenter.TemplatedParent is ComboBox) {
+                return (DataTemplate)presenter.FindResource("WineOriginTemplateCollapsed");
+            } else {
+                return (DataTemplate)presenter.FindResource("WineOriginTemplateExpanded");
+            }
+        }
+    }
+}
\ No newline at end of file
diff --git a/Elwig/Controls/WineQualityLevelTemplateSelector.cs b/Elwig/Controls/WineQualityLevelTemplateSelector.cs
new file mode 100644
index 0000000..4c7b763
--- /dev/null
+++ b/Elwig/Controls/WineQualityLevelTemplateSelector.cs
@@ -0,0 +1,15 @@
+using System.Windows.Controls;
+using System.Windows;
+
+namespace Elwig.Controls {
+    public class WineQualityLevelTemplateSelector : DataTemplateSelector {
+        public override DataTemplate SelectTemplate(object item, DependencyObject container) {
+            ContentPresenter presenter = (ContentPresenter)container;
+            if (presenter.TemplatedParent is ComboBox) {
+                return (DataTemplate)presenter.FindResource("WineQualityLevelTemplateCollapsed");
+            } else {
+                return (DataTemplate)presenter.FindResource("WineQualityLevelTemplateExpanded");
+            }
+        }
+    }
+}
diff --git a/Elwig/Controls/WineVarietyTemplateSelector.cs b/Elwig/Controls/WineVarietyTemplateSelector.cs
new file mode 100644
index 0000000..aceb0f9
--- /dev/null
+++ b/Elwig/Controls/WineVarietyTemplateSelector.cs
@@ -0,0 +1,15 @@
+using System.Windows.Controls;
+using System.Windows;
+
+namespace Elwig.Controls {
+    public class WineVarietyTemplateSelector : DataTemplateSelector {
+        public override DataTemplate SelectTemplate(object item, DependencyObject container) {
+            ContentPresenter presenter = (ContentPresenter)container;
+            if (presenter.TemplatedParent is ComboBox) {
+                return (DataTemplate)presenter.FindResource("WineVarietyTemplateCollapsed");
+            } else {
+                return (DataTemplate)presenter.FindResource("WineVarietyTemplateExpanded");
+            }
+        }
+    }
+}
diff --git a/Elwig/Windows/BaseDataWindow.xaml b/Elwig/Windows/BaseDataWindow.xaml
index 2efe74c..6a80f7a 100644
--- a/Elwig/Windows/BaseDataWindow.xaml
+++ b/Elwig/Windows/BaseDataWindow.xaml
@@ -355,8 +355,12 @@
 
                         <Label Content="Sorte:" Margin="10,40,0,10"/>
                         <ComboBox x:Name="AreaCommitmentTypeWineVariantInput" Grid.Column="1" Grid.ColumnSpan="2" Margin="0,40,10,10" Width="250" HorizontalAlignment="Left"
-                                  ItemTemplate="{StaticResource WineVarietyTemplate}" TextSearch.TextPath="Name"
-                                  SelectionChanged="AreaCommitmentType_Changed"/>
+                                  TextSearch.TextPath="Name"
+                                  SelectionChanged="AreaCommitmentType_Changed">
+                            <ComboBox.ItemTemplateSelector>
+                                <ctrl:WineVarietyTemplateSelector/>
+                            </ComboBox.ItemTemplateSelector>
+                        </ComboBox>
 
                         <Label Content="Attribut:" Margin="10,70,0,10"/>
                         <ComboBox x:Name="AreaCommitmentTypeWineAttributeInput" Grid.Column="1" Grid.ColumnSpan="2" Margin="0,70,10,10" Width="250" HorizontalAlignment="Left"
diff --git a/Elwig/Windows/DeliveryAdminWindow.xaml b/Elwig/Windows/DeliveryAdminWindow.xaml
index b74efe1..25427f6 100644
--- a/Elwig/Windows/DeliveryAdminWindow.xaml
+++ b/Elwig/Windows/DeliveryAdminWindow.xaml
@@ -383,8 +383,12 @@
                     <TextBox x:Name="SortIdInput" Width="36" Grid.Row="1" Grid.Column="1" Margin="0,10,0,0" HorizontalAlignment="Left"
                              TextChanged="SortIdInput_TextChanged" LostFocus="SortIdInput_LostFocus" KeyUp="Input_KeyUp"/>
                     <ComboBox x:Name="WineVarietyInput" Grid.Row="1" Grid.Column="1" Grid.ColumnSpan="2" Margin="41,10,10,10"
-                              ItemTemplate="{StaticResource WineVarietyTemplate}" TextSearch.TextPath="Name"
-                              SelectionChanged="WineVarietyInput_SelectionChanged" KeyUp="Input_KeyUp"/>
+                              TextSearch.TextPath="Name"
+                              SelectionChanged="WineVarietyInput_SelectionChanged" KeyUp="Input_KeyUp">
+                        <ComboBox.ItemTemplateSelector>
+                            <ctrl:WineVarietyTemplateSelector/>
+                        </ComboBox.ItemTemplateSelector>
+                    </ComboBox>
 
                     <Label Content="Attr./Bewirt.:" Margin="10,40,0,0" Grid.Column="0"/>
                     <ComboBox x:Name="AttributeInput" Grid.Row="1" Grid.Column="1" Margin="0,40,5,10"
@@ -412,8 +416,12 @@
 
                     <Label Content="Qualitätsstufe:" Margin="10,40,10,10"/>
                     <ComboBox x:Name="WineQualityLevelInput" Width="146" Margin="0,40,10,10" Grid.Column="1" HorizontalAlignment="Left"
-                              ItemTemplate="{StaticResource WineQualityLevelTemplate}"
-                              SelectionChanged="WineQualityLevelInput_SelectionChanged" KeyUp="Input_KeyUp"/>
+                              TextSearch.TextPath="Name"
+                              SelectionChanged="WineQualityLevelInput_SelectionChanged" KeyUp="Input_KeyUp">
+                        <ComboBox.ItemTemplateSelector>
+                            <ctrl:WineQualityLevelTemplateSelector/>
+                        </ComboBox.ItemTemplateSelector>
+                    </ComboBox>
 
                     <CheckBox x:Name="AbgewertetInput" Content="Abgewertet" IsEnabled="False"
                               VerticalAlignment="Top" HorizontalAlignment="Left" Margin="10,75,10,10" Grid.Column="0" Grid.ColumnSpan="2"/>
@@ -535,7 +543,11 @@
 
                     <Label Content="Weinbaugebiet:" Margin="10,10,0,10" Grid.Column="0"/>
                     <ComboBox x:Name="WineOriginInput" Margin="0,10,10,10" Grid.Column="1"
-                              ItemTemplate="{StaticResource WineOriginComboTemplate}"/>
+                              TextSearch.TextPath="Name">
+                        <ComboBox.ItemTemplateSelector>
+                            <ctrl:WineOriginTemplateSelector/>
+                        </ComboBox.ItemTemplateSelector>
+                    </ComboBox>
 
                     <Label Content="Weinbau-KG:" Margin="10,40,0,10" Grid.Column="0"/>
                     <ComboBox x:Name="WineKgInput" Margin="0,40,10,10" Grid.Column="1"