From 0a7a696b5f6940747f3e67b7b0eca21d2352b628 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=D0=98=D0=B2=D0=B0=D0=BD=20=D0=98=D0=B2=D0=B0=D1=88=D0=BA?=
 =?UTF-8?q?=D0=B8=D0=BD?= <ivashkinia@yandex.ru>
Date: Fri, 21 Feb 2025 15:17:10 +0500
Subject: [PATCH] Window function material done

---
 StructureHelper/StructureHelper.csproj        |   2 +
 .../Windows/MainGraph/GraphViewModel.cs       |  40 +-------
 .../Windows/MainWindow/CrossSectionView.xaml  |   2 +-
 .../MainWindow/CrossSectionViewModel.cs       |   1 -
 .../Windows/MainWindow/FunctionMaterial.png   | Bin 0 -> 3833 bytes
 .../Windows/TreeGraph/TreeGraphView.xaml      |   2 +-
 .../Windows/TreeGraph/TreeGraphViewModel.cs   |   8 +-
 .../Infrastructures/Enums/FunctionPurpose.cs  |  14 +++
 .../Interfaces/FunctionDecorator.cs           |   1 +
 .../Interfaces/IOneVariableFunction.cs        |   2 +
 .../Settings/ProgramSetting.cs                |  33 ++++++-
 .../Models/Functions/FormulaFunction.cs       |   1 +
 .../Models/Functions/TableFunction.cs         |   1 +
 .../StructureHelperCommon.csproj.user         |  14 +++
 .../Windows/FunctionSelectionVM.cs            |  23 +++++
 .../Windows/FunctionSelectionView.xaml        |  86 ++++++++++++++++++
 .../Windows/FunctionSelectionView.xaml.cs     |  33 +++++++
 .../Factories/HeadMaterialFactory.cs          |   3 +
 18 files changed, 218 insertions(+), 48 deletions(-)
 create mode 100644 StructureHelper/Windows/MainWindow/FunctionMaterial.png
 create mode 100644 StructureHelperCommon/Infrastructures/Enums/FunctionPurpose.cs
 create mode 100644 StructureHelperCommon/StructureHelperCommon.csproj.user
 create mode 100644 StructureHelperCommon/Windows/FunctionSelectionVM.cs
 create mode 100644 StructureHelperCommon/Windows/FunctionSelectionView.xaml
 create mode 100644 StructureHelperCommon/Windows/FunctionSelectionView.xaml.cs

diff --git a/StructureHelper/StructureHelper.csproj b/StructureHelper/StructureHelper.csproj
index 5a20e72..27ee4aa 100644
--- a/StructureHelper/StructureHelper.csproj
+++ b/StructureHelper/StructureHelper.csproj
@@ -39,6 +39,7 @@
     <None Remove="Windows\MainWindow\Delete.png" />
     <None Remove="Windows\MainWindow\Edit.png" />
     <None Remove="Windows\MainWindow\ElasticMaterial32.png" />
+    <None Remove="Windows\MainWindow\FunctionMaterial.png" />
     <None Remove="Windows\MainWindow\GetY.png" />
     <None Remove="Windows\MainWindow\GlassMaterial32.png" />
     <None Remove="Windows\MainWindow\LimX.png" />
@@ -124,6 +125,7 @@
     <Resource Include="Windows\MainWindow\Rebar32.png" />
     <Resource Include="Windows\MainWindow\Rectangle32.png" />
     <Resource Include="Windows\MainWindow\RectangleColumn32.png" />
+    <Resource Include="Windows\MainWindow\FunctionMaterial.png" />
     <Resource Include="Windows\MainWindow\RFMaterial32.png" />
     <Resource Include="Windows\MainWindow\Run.png" />
     <Resource Include="Windows\MainWindow\ScaleX.png" />
diff --git a/StructureHelper/Windows/MainGraph/GraphViewModel.cs b/StructureHelper/Windows/MainGraph/GraphViewModel.cs
index 5851d6c..b391a1e 100644
--- a/StructureHelper/Windows/MainGraph/GraphViewModel.cs
+++ b/StructureHelper/Windows/MainGraph/GraphViewModel.cs
@@ -118,41 +118,7 @@ namespace StructureHelper.Windows.MainGraph
         }
         public GraphViewModel()
         {
-            Functions = null;
-            if (ProgramSetting.Functions is null)
-            {
-                //Пример 1
-                Functions = new ObservableCollection<IOneVariableFunction>();
-                var f1 = new TableFunction();
-                f1.Name = "Табличная системная функция";
-                f1.Table = new List<GraphPoint>()
-                {
-                    new GraphPoint(1, 1),
-                    new GraphPoint(2, 2),
-                    new GraphPoint(3, 3),
-                    new GraphPoint(4, 4),
-                    new GraphPoint(5, 5),
-                    new GraphPoint(6, 6),
-                };
-                f1.IsUser = false;
-                f1.Description = "Описание табличной системной функции";
-                //Пример 2
-                var f2 = new FormulaFunction();
-                f2.Name = "Формульная системная функция";
-                f2.Formula = "x^2";
-                f2.Step = 100;
-                f2.MinArg = 1;
-                f2.MaxArg = 1000;
-                f2.IsUser = false;
-                f2.Description = "Описание формульной системной функции";
-
-                Functions.Add(f1);
-                Functions.Add(f2);
-            }
-            else
-            {
-                Functions = ProgramSetting.Functions;
-            }
+            Functions = ProgramSetting.Functions;
         }
         private void AddTable()
         {
@@ -242,10 +208,6 @@ namespace StructureHelper.Windows.MainGraph
             {
                 return;
             }
-
-            //var testFunction = Database.GetFunctionTree();
-            //var treeGraphVM = new TreeGraphViewModel(testFunction);
-
             var treeGraphVM = new TreeGraphViewModel(SelectedFuntion);
             var treeGraph = new TreeGraphView();
             treeGraph.DataContext = treeGraphVM;
diff --git a/StructureHelper/Windows/MainWindow/CrossSectionView.xaml b/StructureHelper/Windows/MainWindow/CrossSectionView.xaml
index 949fabb..c10b206 100644
--- a/StructureHelper/Windows/MainWindow/CrossSectionView.xaml
+++ b/StructureHelper/Windows/MainWindow/CrossSectionView.xaml
@@ -161,7 +161,7 @@
                     <Image Source="/Windows/MainWindow/GlassMaterial32.png"/>
                 </Button>
                 <Button Style="{StaticResource ToolButton}"  Command="{Binding Add}" CommandParameter="{x:Static enums:MaterialType.Function}" ToolTip="Add Glass Fiber Material">
-                    <Image Source="/Windows/MainWindow/Run.png"/>
+                    <Image Source="/Windows/MainWindow/FunctionMaterial.png"/>
                 </Button>
                 <Button Style="{StaticResource ToolButton}" Command="{Binding EditMaterialsCommand}" ToolTip="Show Materials">
                     <Image Source="/Windows/MainWindow/Materials32.png"/>
diff --git a/StructureHelper/Windows/MainWindow/CrossSectionViewModel.cs b/StructureHelper/Windows/MainWindow/CrossSectionViewModel.cs
index a166ab5..bf7aab4 100644
--- a/StructureHelper/Windows/MainWindow/CrossSectionViewModel.cs
+++ b/StructureHelper/Windows/MainWindow/CrossSectionViewModel.cs
@@ -77,7 +77,6 @@ namespace StructureHelper.Windows.MainWindow
         public ICommand LeftButtonDown { get; }
         public ICommand LeftButtonUp { get; }
         public ICommand MovePrimitiveToGravityCenterCommand { get; }
-
         public ICommand ClearSelection { get; }
         public ICommand OpenMaterialCatalog { get; }
         public ICommand OpenMaterialCatalogWithSelection { get; }
diff --git a/StructureHelper/Windows/MainWindow/FunctionMaterial.png b/StructureHelper/Windows/MainWindow/FunctionMaterial.png
new file mode 100644
index 0000000000000000000000000000000000000000..8df2693901f00048cedc62ac4864ddd4287f5404
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diff --git a/StructureHelper/Windows/TreeGraph/TreeGraphView.xaml b/StructureHelper/Windows/TreeGraph/TreeGraphView.xaml
index cd1de09..38b46b3 100644
--- a/StructureHelper/Windows/TreeGraph/TreeGraphView.xaml
+++ b/StructureHelper/Windows/TreeGraph/TreeGraphView.xaml
@@ -23,7 +23,7 @@
                   Grid.Row="0" 
                   Grid.Column="0" 
                   Margin="5"
-                  ItemsSource="{Binding FirstGeneration}">
+                  ItemsSource="{Binding Tree}">
             <TreeView.ItemContainerStyle>
                 <Style TargetType="{x:Type TreeViewItem}">
                     <Setter Property="IsExpanded" Value="{Binding IsExpanded, Mode=TwoWay}" />
diff --git a/StructureHelper/Windows/TreeGraph/TreeGraphViewModel.cs b/StructureHelper/Windows/TreeGraph/TreeGraphViewModel.cs
index 221d7ae..b4482ad 100644
--- a/StructureHelper/Windows/TreeGraph/TreeGraphViewModel.cs
+++ b/StructureHelper/Windows/TreeGraph/TreeGraphViewModel.cs
@@ -22,7 +22,7 @@ namespace StructureHelper.Windows.TreeGraph
         private LineSeries lineSeries;
         private SeriesCollection seriesCollection;
         private List<string> labels;
-        readonly ObservableCollection<TreeViewItemViewModel> _firstGeneration;
+        readonly ObservableCollection<TreeViewItemViewModel> _tree;
         readonly TreeViewItemViewModel _rootFunction;
         readonly ICommand _searchCommand;
         private RelayCommand _getYCommand;
@@ -76,9 +76,9 @@ namespace StructureHelper.Windows.TreeGraph
             get => _treeGraphView_win;
             set => _treeGraphView_win = value; 
         }
-        public ObservableCollection<TreeViewItemViewModel> FirstGeneration
+        public ObservableCollection<TreeViewItemViewModel> Tree
         {
-            get => _firstGeneration;
+            get => _tree;
         }
         public GraphVisualProps VisualProps { get; } = new GraphVisualProps();
         public ICommand GetYCommand
@@ -105,7 +105,7 @@ namespace StructureHelper.Windows.TreeGraph
         {
             _rootFunction = new TreeViewItemViewModel(rootFunction, this);
 
-            _firstGeneration = new ObservableCollection<TreeViewItemViewModel>
+            _tree = new ObservableCollection<TreeViewItemViewModel>
                 (
                     new ObservableCollection<TreeViewItemViewModel>()
                     {
diff --git a/StructureHelperCommon/Infrastructures/Enums/FunctionPurpose.cs b/StructureHelperCommon/Infrastructures/Enums/FunctionPurpose.cs
new file mode 100644
index 0000000..82cd5ad
--- /dev/null
+++ b/StructureHelperCommon/Infrastructures/Enums/FunctionPurpose.cs
@@ -0,0 +1,14 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace StructureHelperCommon.Infrastructures.Enums
+{
+    public enum FunctionPurpose
+    {
+        StressStrain,
+        FireProtection
+    }
+}
diff --git a/StructureHelperCommon/Infrastructures/Interfaces/FunctionDecorator.cs b/StructureHelperCommon/Infrastructures/Interfaces/FunctionDecorator.cs
index b137421..fe97b0a 100644
--- a/StructureHelperCommon/Infrastructures/Interfaces/FunctionDecorator.cs
+++ b/StructureHelperCommon/Infrastructures/Interfaces/FunctionDecorator.cs
@@ -19,6 +19,7 @@ namespace StructureHelperCommon.Infrastructures.Interfaces
         public bool IsUser { get; set; }
         public string Group { get; set; }
         public FunctionType Type { get; set; }
+        public FunctionPurpose FunctionPurpose { get; set; }
         public string Name { get; set; }
         public string Description { get; set; }
         public List<GraphPoint> Table { get; set; }
diff --git a/StructureHelperCommon/Infrastructures/Interfaces/IOneVariableFunction.cs b/StructureHelperCommon/Infrastructures/Interfaces/IOneVariableFunction.cs
index 804e8b0..d49008d 100644
--- a/StructureHelperCommon/Infrastructures/Interfaces/IOneVariableFunction.cs
+++ b/StructureHelperCommon/Infrastructures/Interfaces/IOneVariableFunction.cs
@@ -20,6 +20,7 @@ namespace StructureHelperCommon.Infrastructures.Interfaces
         public bool IsUser { get; set; }
         public string Group { get; set; }
         public FunctionType Type { get; set; }
+        public FunctionPurpose FunctionPurpose { get; set; }
         public string Name { get; set; }
         public string Description { get; set; }
         public double MinArg { get; set; }
@@ -27,6 +28,7 @@ namespace StructureHelperCommon.Infrastructures.Interfaces
         public Color Color { get; set; }
         public string Trace { get; set; }
         public ObservableCollection<IOneVariableFunction> Functions { get; set; }
+
         public bool Check();
         public double GetByX(double xValue);
         public GraphSettings GetGraphSettings();
diff --git a/StructureHelperCommon/Infrastructures/Settings/ProgramSetting.cs b/StructureHelperCommon/Infrastructures/Settings/ProgramSetting.cs
index e4d2be7..01f7ce6 100644
--- a/StructureHelperCommon/Infrastructures/Settings/ProgramSetting.cs
+++ b/StructureHelperCommon/Infrastructures/Settings/ProgramSetting.cs
@@ -2,6 +2,7 @@
 using StructureHelperCommon.Infrastructures.Interfaces;
 using StructureHelperCommon.Models.Codes;
 using StructureHelperCommon.Models.Codes.Factories;
+using StructureHelperCommon.Models.Functions;
 using StructureHelperCommon.Models.Materials;
 using StructureHelperCommon.Models.Materials.Libraries;
 using StructureHelperCommon.Models.Projects;
@@ -41,7 +42,8 @@ namespace StructureHelperCommon.Infrastructures.Settings
         public static LimitStatesList LimitStatesList => new LimitStatesList();
         public static CalcTermList CalcTermList => new CalcTermList();
         public static List<ICodeEntity> CodesList
-        { get
+        {
+            get
             {
                 codesList ??= CodeFactory
                     .GetCodeEntities()
@@ -92,6 +94,33 @@ namespace StructureHelperCommon.Infrastructures.Settings
                 SubVersionNumber = 0
             };
         }
-        public static ObservableCollection<IOneVariableFunction> Functions { get; set; }
+        public static ObservableCollection<IOneVariableFunction> Functions { get; set; } = new ObservableCollection<IOneVariableFunction>
+        {
+            new TableFunction()
+            {
+                Name = "Табличная системная функция",
+                Table = new List<GraphPoint>()
+                {
+                    new GraphPoint(1, 1),
+                    new GraphPoint(2, 2),
+                    new GraphPoint(3, 3),
+                    new GraphPoint(4, 4),
+                    new GraphPoint(5, 5),
+                    new GraphPoint(6, 6),
+                },
+                IsUser = false,
+                Description = "Пример описания",
+            },
+            new FormulaFunction()
+            {
+                Name = "Формульная системная функция",
+                Formula = "x^2",
+                Step = 100,
+                MinArg = 1,
+                MaxArg = 1000,
+                IsUser = false,
+                Description = "Пример описания",
+            }
+        };
     }
 }
diff --git a/StructureHelperCommon/Models/Functions/FormulaFunction.cs b/StructureHelperCommon/Models/Functions/FormulaFunction.cs
index be66584..5a73beb 100644
--- a/StructureHelperCommon/Models/Functions/FormulaFunction.cs
+++ b/StructureHelperCommon/Models/Functions/FormulaFunction.cs
@@ -27,6 +27,7 @@ namespace StructureHelperCommon.Models.Functions
         public const string GROUP_TYPE_2 = "User function";
         public bool IsUser { get; set; }
         public FunctionType Type { get; set; }
+        public FunctionPurpose FunctionPurpose { get; set; }
         public string Group { get; set; }
         public string Name { get; set; }
         public string Description { get ; set; }
diff --git a/StructureHelperCommon/Models/Functions/TableFunction.cs b/StructureHelperCommon/Models/Functions/TableFunction.cs
index f639d58..633b176 100644
--- a/StructureHelperCommon/Models/Functions/TableFunction.cs
+++ b/StructureHelperCommon/Models/Functions/TableFunction.cs
@@ -24,6 +24,7 @@ namespace StructureHelperCommon.Models.Functions
 
         public bool IsUser { get; set; }
         public FunctionType Type { get; set; }
+        public FunctionPurpose FunctionPurpose { get; set; }
         public string Group { get; set; }
         public string Name { get; set; }
         public string Description { get; set; }
diff --git a/StructureHelperCommon/StructureHelperCommon.csproj.user b/StructureHelperCommon/StructureHelperCommon.csproj.user
new file mode 100644
index 0000000..0505297
--- /dev/null
+++ b/StructureHelperCommon/StructureHelperCommon.csproj.user
@@ -0,0 +1,14 @@
+<?xml version="1.0" encoding="utf-8"?>
+<Project ToolsVersion="Current" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+  <PropertyGroup />
+  <ItemGroup>
+    <Compile Update="Windows\FunctionSelectionView.xaml.cs">
+      <SubType>Code</SubType>
+    </Compile>
+  </ItemGroup>
+  <ItemGroup>
+    <Page Update="Windows\FunctionSelectionView.xaml">
+      <SubType>Designer</SubType>
+    </Page>
+  </ItemGroup>
+</Project>
\ No newline at end of file
diff --git a/StructureHelperCommon/Windows/FunctionSelectionVM.cs b/StructureHelperCommon/Windows/FunctionSelectionVM.cs
new file mode 100644
index 0000000..cb7c89d
--- /dev/null
+++ b/StructureHelperCommon/Windows/FunctionSelectionVM.cs
@@ -0,0 +1,23 @@
+using StructureHelperCommon.Infrastructures.Interfaces;
+using StructureHelperCommon.Infrastructures.Settings;
+using StructureHelperCommon.Models.Functions;
+using System;
+using System.Collections.Generic;
+using System.Collections.ObjectModel;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace StructureHelperCommon.Windows
+{
+    public class FunctionSelectionVM
+    {
+        public string SHORT_TERM { get; } = "Short Term";
+        public string LONG_TERM { get; } = "Long Term";
+        public string ULS { get; } = "Ultimate Limit State (ULS)";
+        public string SLS { get; } = "Serviceability Limit State (SLS)";
+        public string SPECIAL { get; } = "Special Limit State";
+        public string CREATE_MATERIAL { get; } = "Create Function Material";
+        public ObservableCollection<IOneVariableFunction> Functions { get; set; } = ProgramSetting.Functions;
+    } 
+}
diff --git a/StructureHelperCommon/Windows/FunctionSelectionView.xaml b/StructureHelperCommon/Windows/FunctionSelectionView.xaml
new file mode 100644
index 0000000..d1a8aeb
--- /dev/null
+++ b/StructureHelperCommon/Windows/FunctionSelectionView.xaml
@@ -0,0 +1,86 @@
+<Window x:Class="StructureHelperCommon.Windows.FunctionSelectionView"
+        xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
+        xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
+        xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
+        xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
+        xmlns:local="clr-namespace:StructureHelperCommon.Windows"
+        mc:Ignorable="d"
+        Title="FunctionMaterial" Height="250" Width="860">
+    <!--Window.DataContext>
+        <local:FunctionSelectionVM/>
+    </Window.DataContext-->
+    <Window.Resources>
+        <Style x:Key="BoarderPropertyStyle" TargetType="Border">
+            <Setter Property="Background" Value="LightYellow"/>
+            <Setter Property="BorderBrush" Value="Black"/>
+            <Setter Property="BorderThickness" Value="1"/>
+            <Setter Property="Margin" Value="2"/>
+        </Style>
+        <Style x:Key="BoarderValueStyle" TargetType="Border">
+            <Setter Property="Background" Value="AliceBlue"/>
+            <Setter Property="BorderBrush" Value="Black"/>
+            <Setter Property="BorderThickness" Value="1"/>
+            <Setter Property="Margin" Value="2"/>
+        </Style>
+        <Style x:Key="TextBlockStyle" TargetType="TextBlock">
+            <Setter Property="Background" Value="LightYellow"/>
+            <Setter Property="FontSize" Value="14"/>
+            <Setter Property="FontWeight" Value="Bold"/>
+            <Setter Property="TextWrapping" Value="Wrap"/>
+            <Setter Property="HorizontalAlignment" Value="Center"/>
+            <Setter Property="VerticalAlignment" Value="Center"/>
+        </Style>
+        <Style x:Key="FuncComboBox" TargetType="ComboBox">
+            <Setter Property="ItemsSource" Value="{Binding Functions}"/>
+            <Setter Property="DisplayMemberPath" Value="Name"/>
+            <Setter Property="Margin" Value="10"/>
+        </Style>
+    </Window.Resources>
+    <Grid>
+        <Grid.ColumnDefinitions>
+            <ColumnDefinition Width="*"/>
+            <ColumnDefinition Width="220"/>
+            <ColumnDefinition Width="220"/>
+            <ColumnDefinition Width="220"/>
+        </Grid.ColumnDefinitions>
+        <Grid.RowDefinitions>
+            <RowDefinition Height="*"/>
+            <RowDefinition Height="50"/>
+            <RowDefinition Height="50"/>
+            <RowDefinition Height="50"/>
+        </Grid.RowDefinitions>
+        <Border Grid.Column="0" Grid.Row="0"/>
+        <Border Grid.Column="0" Grid.Row="1" Style="{StaticResource BoarderPropertyStyle}"/>
+        <Border Grid.Column="0" Grid.Row="2" Style="{StaticResource BoarderPropertyStyle}"/>
+        <Border Grid.Column="1" Grid.Row="0" Style="{StaticResource BoarderPropertyStyle}"/>
+        <Border Grid.Column="1" Grid.Row="1" Style="{StaticResource BoarderValueStyle}"/>
+        <Border Grid.Column="1" Grid.Row="2" Style="{StaticResource BoarderValueStyle}"/>
+        <Border Grid.Column="2" Grid.Row="0" Style="{StaticResource BoarderPropertyStyle}"/>
+        <Border Grid.Column="2" Grid.Row="1" Style="{StaticResource BoarderValueStyle}"/>
+        <Border Grid.Column="2" Grid.Row="2" Style="{StaticResource BoarderValueStyle}"/>
+        <Border Grid.Column="3" Grid.Row="0" Style="{StaticResource BoarderPropertyStyle}"/>
+        <Border Grid.Column="3" Grid.Row="1" Style="{StaticResource BoarderValueStyle}"/>
+        <Border Grid.Column="3" Grid.Row="2" Style="{StaticResource BoarderValueStyle}"/>
+        <TextBlock Grid.Column="0" Grid.Row="1" Text="{Binding SHORT_TERM}" Style="{StaticResource TextBlockStyle}"/>
+        <TextBlock Grid.Column="0" Grid.Row="2" Text="{Binding LONG_TERM}" Style="{StaticResource TextBlockStyle}"/>
+        <TextBlock Grid.Column="1" Grid.Row="0" Text="{Binding ULS}" Style="{StaticResource TextBlockStyle}"/>
+        <TextBlock Grid.Column="2" Grid.Row="0" Text="{Binding SLS}" Style="{StaticResource TextBlockStyle}"/>
+        <TextBlock Grid.Column="3" Grid.Row="0" Text="{Binding SPECIAL}" Style="{StaticResource TextBlockStyle}"/>
+        <ComboBox Style="{StaticResource FuncComboBox}"
+                  Grid.Column="1" Grid.Row="1"/>
+        <ComboBox Style="{StaticResource FuncComboBox}"
+                  Grid.Column="1" Grid.Row="2"/>
+        <ComboBox Style="{StaticResource FuncComboBox}"
+                  Grid.Column="2" Grid.Row="1"/>
+        <ComboBox Style="{StaticResource FuncComboBox}"
+                  Grid.Column="2" Grid.Row="2"/>
+        <ComboBox Style="{StaticResource FuncComboBox}"
+                  Grid.Column="3" Grid.Row="1"/>
+        <ComboBox Style="{StaticResource FuncComboBox}"
+                  Grid.Column="3" Grid.Row="2"/>
+        <Button Grid.Column="3" 
+                Grid.Row="3"
+                Margin="10"
+                Content="{Binding CREATE_MATERIAL}"/>
+    </Grid>
+</Window>
diff --git a/StructureHelperCommon/Windows/FunctionSelectionView.xaml.cs b/StructureHelperCommon/Windows/FunctionSelectionView.xaml.cs
new file mode 100644
index 0000000..d869c33
--- /dev/null
+++ b/StructureHelperCommon/Windows/FunctionSelectionView.xaml.cs
@@ -0,0 +1,33 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using System.Windows;
+using System.Windows.Controls;
+using System.Windows.Data;
+using System.Windows.Documents;
+using System.Windows.Input;
+using System.Windows.Media;
+using System.Windows.Media.Imaging;
+using System.Windows.Shapes;
+
+namespace StructureHelperCommon.Windows
+{
+    /// <summary>
+    /// Interaction logic for FunctionSelection.xaml
+    /// </summary>
+    public partial class FunctionSelectionView : Window
+    {
+        private FunctionSelectionVM viewModel;
+        public FunctionSelectionView(FunctionSelectionVM viewModel)
+        {
+            this.viewModel = viewModel;
+            DataContext = this.viewModel;
+            InitializeComponent();
+        }
+        public FunctionSelectionView() : this(new FunctionSelectionVM())
+        {
+        }
+    }
+}
diff --git a/StructureHelperLogics/Models/Materials/Factories/HeadMaterialFactory.cs b/StructureHelperLogics/Models/Materials/Factories/HeadMaterialFactory.cs
index 80acd9d..aace08a 100644
--- a/StructureHelperLogics/Models/Materials/Factories/HeadMaterialFactory.cs
+++ b/StructureHelperLogics/Models/Materials/Factories/HeadMaterialFactory.cs
@@ -5,6 +5,7 @@ using StructureHelperCommon.Infrastructures.Exceptions;
 using StructureHelperCommon.Infrastructures.Settings;
 using StructureHelperCommon.Models.Codes;
 using StructureHelperCommon.Models.Materials.Libraries;
+using StructureHelperCommon.Windows;
 using System;
 using System.CodeDom.Compiler;
 using System.Collections.Generic;
@@ -107,6 +108,8 @@ namespace StructureHelperLogics.Models.Materials
         }
         private static IHeadMaterial GetFunction()
         {
+            var functionSelectionView = new FunctionSelectionView();
+            functionSelectionView.ShowDialog();
             var material = new HeadMaterial();
             material.HelperMaterial = new FunctionMaterial() { Modulus = 2e11d, CompressiveStrength = 4e8d, TensileStrength = 4e8d };
             return material;