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‎EmptyViewTemplateDemo/EmptyViewTemplateDemo.sln‎

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Microsoft Visual Studio Solution File, Format Version 12.00
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# Visual Studio Version 17
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VisualStudioVersion = 17.0.31611.283
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MinimumVisualStudioVersion = 10.0.40219.1
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Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "EmptyViewTemplateDemo", "EmptyViewTemplateDemo\EmptyViewTemplateDemo.csproj", "{8232399F-8579-4D07-9A82-7A6BD33AA02E}"
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EndProject
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Global
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GlobalSection(SolutionConfigurationPlatforms) = preSolution
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Debug|Any CPU = Debug|Any CPU
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Release|Any CPU = Release|Any CPU
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EndGlobalSection
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GlobalSection(ProjectConfigurationPlatforms) = postSolution
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{8232399F-8579-4D07-9A82-7A6BD33AA02E}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
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{8232399F-8579-4D07-9A82-7A6BD33AA02E}.Debug|Any CPU.Build.0 = Debug|Any CPU
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{8232399F-8579-4D07-9A82-7A6BD33AA02E}.Debug|Any CPU.Deploy.0 = Debug|Any CPU
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{8232399F-8579-4D07-9A82-7A6BD33AA02E}.Release|Any CPU.ActiveCfg = Release|Any CPU
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{8232399F-8579-4D07-9A82-7A6BD33AA02E}.Release|Any CPU.Build.0 = Release|Any CPU
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{8232399F-8579-4D07-9A82-7A6BD33AA02E}.Release|Any CPU.Deploy.0 = Release|Any CPU
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EndGlobalSection
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GlobalSection(SolutionProperties) = preSolution
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HideSolutionNode = FALSE
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EndGlobalSection
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GlobalSection(ExtensibilityGlobals) = postSolution
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SolutionGuid = {61F7FB11-1E47-470C-91E2-47F8143E1572}
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EndGlobalSection
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EndGlobal

‎EmptyViewTemplateDemo/EmptyViewTemplateDemo/App.xaml‎

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<?xml version = "1.0" encoding = "UTF-8" ?>
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<Application xmlns="http://schemas.microsoft.com/dotnet/2021/maui"
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xmlns:x="http://schemas.microsoft.com/winfx/2009/xaml"
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xmlns:local="clr-namespace:EmptyViewTemplateDemo"
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x:Class="EmptyViewTemplateDemo.App">
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<Application.Resources>
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<ResourceDictionary>
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<ResourceDictionary.MergedDictionaries>
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<ResourceDictionary Source="Resources/Styles/Colors.xaml" />
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<ResourceDictionary Source="Resources/Styles/Styles.xaml" />
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</ResourceDictionary.MergedDictionaries>
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</ResourceDictionary>
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</Application.Resources>
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</Application>

‎EmptyViewTemplateDemo/EmptyViewTemplateDemo/App.xaml.cs‎

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namespace EmptyViewTemplateDemo;
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public partial class App : Application
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{
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public App()
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{
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InitializeComponent();
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MainPage = new AppShell();
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}
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}

‎EmptyViewTemplateDemo/EmptyViewTemplateDemo/AppShell.xaml‎

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<?xml version="1.0" encoding="UTF-8" ?>
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<Shell
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x:Class="EmptyViewTemplateDemo.AppShell"
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xmlns="http://schemas.microsoft.com/dotnet/2021/maui"
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xmlns:x="http://schemas.microsoft.com/winfx/2009/xaml"
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xmlns:local="clr-namespace:EmptyViewTemplateDemo"
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Shell.FlyoutBehavior="Disabled">
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<ShellContent
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Title="Home"
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ContentTemplate="{DataTemplate local:MainPage}"
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Route="MainPage" />
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</Shell>

‎EmptyViewTemplateDemo/EmptyViewTemplateDemo/AppShell.xaml.cs‎

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namespace EmptyViewTemplateDemo;
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public partial class AppShell : Shell
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{
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public AppShell()
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{
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InitializeComponent();
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}
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}

‎EmptyViewTemplateDemo/EmptyViewTemplateDemo/EmptyViewTemplateDemo.csproj‎

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<Project Sdk="Microsoft.NET.Sdk">
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<PropertyGroup>
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<TargetFrameworks>net6.0-android;net6.0-ios;net6.0-maccatalyst</TargetFrameworks>
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<TargetFrameworks Condition="$([MSBuild]::IsOSPlatform('windows'))">$(TargetFrameworks);net6.0-windows10.0.19041.0</TargetFrameworks>
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<!-- Uncomment to also build the tizen app. You will need to install tizen by following this: https://github.com/Samsung/Tizen.NET -->
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<!-- <TargetFrameworks>$(TargetFrameworks);net6.0-tizen</TargetFrameworks> -->
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<OutputType>Exe</OutputType>
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<RootNamespace>EmptyViewTemplateDemo</RootNamespace>
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<UseMaui>true</UseMaui>
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<SingleProject>true</SingleProject>
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<ImplicitUsings>enable</ImplicitUsings>
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<!-- Display name -->
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<ApplicationTitle>EmptyViewTemplateDemo</ApplicationTitle>
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<!-- App Identifier -->
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<ApplicationId>com.companyname.emptyviewtemplatedemo</ApplicationId>
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<ApplicationIdGuid>E4774022-9C8D-493C-834A-F0167FE0B1B8</ApplicationIdGuid>
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<!-- Versions -->
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<ApplicationDisplayVersion>1.0</ApplicationDisplayVersion>
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<ApplicationVersion>1</ApplicationVersion>
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<SupportedOSPlatformVersion Condition="$([MSBuild]::GetTargetPlatformIdentifier('$(TargetFramework)')) == 'ios'">14.2</SupportedOSPlatformVersion>
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<SupportedOSPlatformVersion Condition="$([MSBuild]::GetTargetPlatformIdentifier('$(TargetFramework)')) == 'maccatalyst'">14.0</SupportedOSPlatformVersion>
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<SupportedOSPlatformVersion Condition="$([MSBuild]::GetTargetPlatformIdentifier('$(TargetFramework)')) == 'android'">21.0</SupportedOSPlatformVersion>
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<SupportedOSPlatformVersion Condition="$([MSBuild]::GetTargetPlatformIdentifier('$(TargetFramework)')) == 'windows'">10.0.17763.0</SupportedOSPlatformVersion>
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<TargetPlatformMinVersion Condition="$([MSBuild]::GetTargetPlatformIdentifier('$(TargetFramework)')) == 'windows'">10.0.17763.0</TargetPlatformMinVersion>
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<SupportedOSPlatformVersion Condition="$([MSBuild]::GetTargetPlatformIdentifier('$(TargetFramework)')) == 'tizen'">6.5</SupportedOSPlatformVersion>
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</PropertyGroup>
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<ItemGroup>
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<!-- App Icon -->
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<MauiIcon Include="Resources\AppIcon\appicon.svg" ForegroundFile="Resources\AppIcon\appiconfg.svg" Color="#512BD4" />
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<!-- Splash Screen -->
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<MauiSplashScreen Include="Resources\Splash\splash.svg" Color="#512BD4" BaseSize="128,128" />
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<!-- Images -->
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<MauiImage Include="Resources\Images\*" />
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<MauiImage Update="Resources\Images\dotnet_bot.svg" BaseSize="168,208" />
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<!-- Custom Fonts -->
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<MauiFont Include="Resources\Fonts\*" />
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<!-- Raw Assets (also remove the "Resources\Raw" prefix) -->
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<MauiAsset Include="Resources\Raw\**" LogicalName="%(RecursiveDir)%(Filename)%(Extension)" />
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</ItemGroup>
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<ItemGroup>
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<None Remove="Resources\Fonts\ListViewFontIcons.ttf" />
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<None Remove="Resources\Fonts\Roboto-Medium.ttf" />
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<None Remove="Resources\Fonts\Roboto-Regular.ttf" />
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<None Remove="Resources\Images\bags.png" />
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<None Remove="Resources\Images\camera.png" />
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<None Remove="Resources\Images\cameraaccessories.png" />
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<None Remove="Resources\Images\computeraccessories.png" />
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<None Remove="Resources\Images\coolingglasses.png" />
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<None Remove="Resources\Images\cosmetics.png" />
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<None Remove="Resources\Images\crocs.png" />
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<None Remove="Resources\Images\desktops.png" />
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<None Remove="Resources\Images\headsets.png" />
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<None Remove="Resources\Images\jewelries.png" />
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<None Remove="Resources\Images\laptops.png" />
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<None Remove="Resources\Images\ListViewFontIcons.ttf" />
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<None Remove="Resources\Images\memorycards.png" />
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<None Remove="Resources\Images\mobiles.png" />
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<None Remove="Resources\Images\monitors.png" />
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<None Remove="Resources\Images\musical.png" />
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<None Remove="Resources\Images\pendrives.png" />
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<None Remove="Resources\Images\poweraccessories.png" />
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<None Remove="Resources\Images\printers.png" />
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<None Remove="Resources\Images\Roboto-Medium.ttf" />
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<None Remove="Resources\Images\Roboto-Regular.ttf" />
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<None Remove="Resources\Images\router.png" />
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<None Remove="Resources\Images\shoes.png" />
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<None Remove="Resources\Images\smartwatches.png" />
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<None Remove="Resources\Images\soundbars.png" />
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<None Remove="Resources\Images\storagedevices.png" />
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<None Remove="Resources\Images\telephone.png" />
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<None Remove="Resources\Images\watchimage.png" />
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</ItemGroup>
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<ItemGroup>
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<PackageReference Include="Syncfusion.Maui.Core" Version="20.31.231" />
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<PackageReference Include="Syncfusion.Maui.DataSource" Version="20.31.201" />
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<PackageReference Include="Syncfusion.Maui.GridCommon" Version="20.31.201" />
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<PackageReference Include="Syncfusion.Maui.ListView" Version="20.31.214" />
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</ItemGroup>
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<ItemGroup>
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<MauiXaml Update="View\MainPage.xaml">
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<Generator>MSBuild:Compile</Generator>
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</MauiXaml>
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</ItemGroup>
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</Project>

‎EmptyViewTemplateDemo/EmptyViewTemplateDemo/EmptyViewTemplateDemo.csproj.user‎

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<?xml version="1.0" encoding="utf-8"?>
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<Project ToolsVersion="Current" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
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<PropertyGroup>
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<ActiveDebugFramework>net6.0-android</ActiveDebugFramework>
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<IsFirstTimeProjectOpen>False</IsFirstTimeProjectOpen>
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<ActiveDebugProfile>Pixel 5 - API 30 (Android 11.0 - API 30)</ActiveDebugProfile>
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<SelectedPlatformGroup>Emulator</SelectedPlatformGroup>
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<DefaultDevice>pixel_5_-_api_30</DefaultDevice>
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</PropertyGroup>
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<ItemGroup>
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<MauiXaml Update="View\MainPage.xaml">
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<SubType>Designer</SubType>
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</MauiXaml>
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</ItemGroup>
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</Project>

‎EmptyViewTemplateDemo/EmptyViewTemplateDemo/Helper/Behaviors.cs‎

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using Microsoft.Maui.Controls;
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using Syncfusion.Maui.DataSource;
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namespace EmptyViewTemplateDemo
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{
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#region SortingFilteringBehavior
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public class SfListViewSortingFilteringBehavior : Behavior<ContentPage>
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{
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#region Fields
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private Syncfusion.Maui.ListView.SfListView ListView;
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private SortingFilteringViewModel sortingFilteringViewModel;
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private Grid sortImageParent;
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private SearchBar searchBar = null;
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private Grid headerGrid;
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#endregion
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private void InitialSorting()
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{
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sortingFilteringViewModel.SortingOptions = ListViewSortOptions.Ascending;
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ListView.DataSource.SortDescriptors.Clear();
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if (sortingFilteringViewModel.SortingOptions != ListViewSortOptions.None)
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{
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ListView.DataSource.SortDescriptors.Add(new SortDescriptor()
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{
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PropertyName = "Quantity",
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Direction = sortingFilteringViewModel.SortingOptions == ListViewSortOptions.Ascending ? ListSortDirection.Ascending : ListSortDirection.Descending
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});
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}
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ListView.RefreshView();
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}
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#region Overrides
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protected override void OnAttachedTo(ContentPage bindable)
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{
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ListView = bindable.FindByName<Syncfusion.Maui.ListView.SfListView>("listView");
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sortingFilteringViewModel = new SortingFilteringViewModel();
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ListView.BindingContext = sortingFilteringViewModel;
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ListView.ItemsSource = sortingFilteringViewModel.Items;
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headerGrid = bindable.FindByName<Grid>("headerGrid");
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headerGrid.BindingContext = sortingFilteringViewModel;
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sortImageParent = bindable.FindByName<Grid>("sortImageParent");
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var SortImageTapped = new TapGestureRecognizer() { Command = new Command(SortImageTapped_Tapped) };
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sortImageParent.GestureRecognizers.Add(SortImageTapped);
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searchBar = bindable.FindByName<SearchBar>("filterText");
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searchBar.TextChanged += SearchBar_TextChanged;
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InitialSorting();
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base.OnAttachedTo(bindable);
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}
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protected override void OnDetachingFrom(ContentPage bindable)
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{
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ListView = null;
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sortImageParent = null;
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searchBar = null;
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searchBar.TextChanged -= SearchBar_TextChanged;
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base.OnDetachingFrom(bindable);
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}
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#endregion
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#region Events
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private void SearchBar_TextChanged(object sender, TextChangedEventArgs e)
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{
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searchBar = (sender as SearchBar);
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if (ListView.DataSource != null)
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{
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ListView.DataSource.Filter = FilterContacts;
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ListView.DataSource.RefreshFilter();
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}
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ListView.RefreshView();
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}
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private void SortImageTapped_Tapped()
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{
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if (sortingFilteringViewModel.SortingOptions == ListViewSortOptions.Descending)
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sortingFilteringViewModel.SortingOptions = ListViewSortOptions.Ascending;
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else if (sortingFilteringViewModel.SortingOptions == ListViewSortOptions.None)
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sortingFilteringViewModel.SortingOptions = ListViewSortOptions.Ascending;
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else if (sortingFilteringViewModel.SortingOptions == ListViewSortOptions.Ascending)
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sortingFilteringViewModel.SortingOptions = ListViewSortOptions.Descending;
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ListView.DataSource.SortDescriptors.Clear();
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if (sortingFilteringViewModel.SortingOptions != ListViewSortOptions.None)
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{
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ListView.DataSource.SortDescriptors.Add(new SortDescriptor()
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{
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PropertyName = "Quantity",
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Direction = sortingFilteringViewModel.SortingOptions == ListViewSortOptions.Ascending ? ListSortDirection.Ascending : ListSortDirection.Descending
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});
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}
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ListView.RefreshView();
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}
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#endregion
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#region Methods
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private bool FilterContacts(object obj)
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{
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if (searchBar == null || searchBar.Text == null)
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return true;
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var productInfo = obj as ProductInfo;
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return (productInfo.ProductName.ToLower().Contains(searchBar.Text.ToLower()) || (productInfo.Quantity.ToString()).ToLower().Contains(searchBar.Text.ToLower()));
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}
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#endregion
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}
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#endregion
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}

‎EmptyViewTemplateDemo/EmptyViewTemplateDemo/Helper/Converter.cs‎

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using Microsoft.Maui.Controls;
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using System;
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using System.Globalization;
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namespace EmptyViewTemplateDemo
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{
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public class ListViewBoolToSortImageConverter : IValueConverter
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{
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public object Convert(object value, Type targetType, object parameter, CultureInfo culture)
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{
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var sortOptions = (ListViewSortOptions)value;
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if (sortOptions == ListViewSortOptions.Ascending)
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return "\ue709";
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else if (sortOptions == ListViewSortOptions.Descending)
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return "\ue719";
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else
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return "\ue709";
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}
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public object ConvertBack(object value, Type targetType, object parameter, CultureInfo culture)
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{
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throw new NotImplementedException();
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}
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}
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}

‎EmptyViewTemplateDemo/EmptyViewTemplateDemo/Helper/FilterItem.cs‎

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using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Text;
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using System.Threading.Tasks;
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namespace EmptyViewTemplateDemo
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{
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public class FilterItem : BindableObject
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{
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public static readonly BindableProperty FilterProperty = BindableProperty.Create(nameof(Filter), typeof(string), typeof(FilterItem), null);
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public string Filter
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{
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get { return (string)GetValue(FilterProperty); }
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set { SetValue(FilterProperty, value); }
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}
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}
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}

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