Kontrol WinUI 3 C++ — Tampilan Daftar & Koleksi

Berikutnya kita akan membahas berbagai tampilan kontrol untuk menampilkan banyak item. Kontrol ini sering dipakai untuk menampilkan sekumpulan data berupa daftar vertikal, kisi, atau layout tabel.

KontrolKeterangan
ListViewDaftar vertikal virtualisasi
ListViewItemItem daftar milik ListView
GridViewTampilan kartu kisi (layout ubin / kartu gambar)
GridViewItemItem ubin milik GridView
ItemsRepeaterKontainer item berulang performa tinggi yang dapat dikustomisasi
ItemsStackPanelPanel layout vertikal virtualisasi
ItemsWrapGridPanel kisi dengan pemisah baris otomatis virtualisasi
LinedFlowLayoutLayout alur campuran teks dan gambar

Menambahkan Kontrol di XAML

Pertama ubah kode XAML. Jika halaman kamu bukan tipe Window, silakan gunakan contoh di bawah sebagai referensi.

<?xml version="1.0" encoding="utf-8"?>
<Window
    x:Class="AppWinui.MainWindow"
    xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
    xmlns:local="using:AppWinui"
    xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
    xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
    mc:Ignorable="d"
    Title="AppWinui">

    <ScrollViewer VerticalScrollMode="Auto" Padding="16" Background="#F7F8FA">
        <StackPanel Spacing="36">
            <!-- 1. ListView + ListViewItem + ItemsStackPanel -->
            <StackPanel>
                <TextBlock Text="1. ListView (ItemsStackPanel)" FontSize="17" FontWeight="SemiBold"/>
                <ListView Height="180" Margin="0 8 0 0">
                    <ListView.ItemsPanel>
                        <ItemsPanelTemplate>
                            <ItemsStackPanel/>
                        </ItemsPanelTemplate>
                    </ListView.ItemsPanel>

                    <ListViewItem Background="White" Padding="10">
                        <StackPanel Orientation="Horizontal" Spacing="10">
                            <Ellipse Width="36" Height="36" Fill="#4285F4"/>
                            <TextBlock Text="Item Satu" FontSize="15" VerticalAlignment="Center"/>
                        </StackPanel>
                    </ListViewItem>
                    <ListViewItem Background="White" Padding="10">
                        <StackPanel Orientation="Horizontal" Spacing="10">
                            <Ellipse Width="36" Height="36" Fill="#EA4335"/>
                            <TextBlock Text="Item Dua" FontSize="15" VerticalAlignment="Center"/>
                        </StackPanel>
                    </ListViewItem>
                    <ListViewItem Background="White" Padding="10">
                        <StackPanel Orientation="Horizontal" Spacing="10">
                            <Ellipse Width="36" Height="36" Fill="#FBBC05"/>
                            <TextBlock Text="Item Tiga" FontSize="15" VerticalAlignment="Center"/>
                        </StackPanel>
                    </ListViewItem>
                </ListView>
            </StackPanel>

            <!-- 2. GridView + GridViewItem + ItemsWrapGrid  -->
            <StackPanel>
                <TextBlock Text="2. GridView (ItemsWrapGrid)" FontSize="17" FontWeight="SemiBold"/>
                <GridView Height="220" Margin="0 8 0 0">
                    <GridView.ItemsPanel>
                        <ItemsPanelTemplate>
                            <ItemsWrapGrid ItemWidth="120" ItemHeight="140"/>
                        </ItemsPanelTemplate>
                    </GridView.ItemsPanel>

                    <GridViewItem Margin="4" Background="White" CornerRadius="6" Padding="8">
                        <StackPanel HorizontalAlignment="Center" VerticalAlignment="Center" Spacing="6">
                            <Rectangle Width="70" Height="70" Fill="#FF7A7A" />
                            <TextBlock Text="Ubin 1" FontSize="14"/>
                        </StackPanel>
                    </GridViewItem>
                    <GridViewItem Margin="4" Background="White" CornerRadius="6" Padding="8">
                        <StackPanel HorizontalAlignment="Center" VerticalAlignment="Center" Spacing="6">
                            <Rectangle Width="70" Height="70" Fill="#48CFC0" />
                            <TextBlock Text="Ubin 2" FontSize="14"/>
                        </StackPanel>
                    </GridViewItem>
                    <GridViewItem Margin="4" Background="White" CornerRadius="6" Padding="8">
                        <StackPanel HorizontalAlignment="Center" VerticalAlignment="Center" Spacing="6">
                            <Rectangle Width="70" Height="70" Fill="#FFD470" />
                            <TextBlock Text="Ubin 3" FontSize="14"/>
                        </StackPanel>
                    </GridViewItem>
                    <GridViewItem Margin="4" Background="White" CornerRadius="6" Padding="8">
                        <StackPanel HorizontalAlignment="Center" VerticalAlignment="Center" Spacing="6">
                            <Rectangle Width="70" Height="70" Fill="#8A3797" />
                            <TextBlock Text="Ubin 4" FontSize="14"/>
                        </StackPanel>
                    </GridViewItem>
                </GridView>
            </StackPanel>

            <!-- 3. ItemsRepeater + StackLayout (ItemsStackPanel)  -->
            <StackPanel>
                <TextBlock Text="3. ItemsRepeater - StackLayout" FontSize="17" FontWeight="SemiBold"/>
                <ItemsRepeater Height="160" Margin="0 8 0 0" ItemsSource="{x:Bind ListData}">
                    <ItemsRepeater.Layout>
                        <StackLayout/>
                    </ItemsRepeater.Layout>
                    <ItemsRepeater.ItemTemplate>
                        <DataTemplate x:DataType="x:String">
                            <Border Background="White" Margin="3" Padding="8" CornerRadius="5">
                                <StackPanel Orientation="Horizontal" Spacing="8">
                                    <FontIcon Glyph="&#xE700;" FontSize="22" Foreground="#0078D4"/>
                                    <TextBlock Text="{x:Bind}" FontSize="15" VerticalAlignment="Center"/>
                                </StackPanel>
                            </Border>
                        </DataTemplate>
                    </ItemsRepeater.ItemTemplate>
                </ItemsRepeater>
            </StackPanel>

            <!-- 4. ItemsRepeater + ItemsWrapGrid  -->
            <StackPanel>
                <TextBlock Text="4. ItemsRepeater + Panel ItemsWrapGrid" FontSize="17" FontWeight="SemiBold"/>
                <ItemsRepeater Height="200" Margin="0 8 0 0" ItemsSource="{x:Bind GridData}">
                    <ItemsRepeater.ItemTemplate>
                        <DataTemplate x:DataType="x:String">
                            <Border Background="#EFF5FF" Margin="4" CornerRadius="6">
                                <StackPanel HorizontalAlignment="Center" VerticalAlignment="Center" Spacing="4">
                                    <FontIcon Glyph="&#xE80F;" FontSize="28" Foreground="#2463EB"/>
                                    <TextBlock Text="{x:Bind}" FontSize="13"/>
                                </StackPanel>
                            </Border>
                        </DataTemplate>
                    </ItemsRepeater.ItemTemplate>
                </ItemsRepeater>
            </StackPanel>

            <!-- 5. ItemsRepeater + LinedFlowLayout  -->
            <StackPanel>
                <TextBlock Text="5. ItemsRepeater - LinedFlowLayout" FontSize="17" FontWeight="SemiBold"/>
                <ItemsRepeater Height="240" Margin="0 8 0 0" ItemsSource="{x:Bind FlowData}">
                    <ItemsRepeater.Layout>
                        <LinedFlowLayout LineHeight="80"/>
                    </ItemsRepeater.Layout>
                    <ItemsRepeater.ItemTemplate>
                        <DataTemplate x:DataType="x:String">
                            <Border Background="White" Padding="10" Margin="3" CornerRadius="5" BorderBrush="#E0E2E6" BorderThickness="1">
                                <StackPanel Orientation="Horizontal" Spacing="8">
                                    <Rectangle Width="50" Height="50" Fill="#10B981"/>
                                    <TextBlock Text="{x:Bind}" FontSize="13" VerticalAlignment="Center"/>
                                </StackPanel>
                            </Border>
                        </DataTemplate>
                    </ItemsRepeater.ItemTemplate>
                </ItemsRepeater>
            </StackPanel>
        </StackPanel>
    </ScrollViewer>

</Window>
Code language: C++ (cpp)

Kita pakai ItemsSource untuk mengikat sumber data, data dibuat di kode C++ bagian belakang, contohnya ItemsSource=”{x:Bind FlowData}”.

Menambahkan Properti di File IDL

Tambahkan tiga properti yang dapat diikat: ListData, GridData, FlowData

namespace AppWinui
{
    [default_interface]
    runtimeclass MainWindow : Microsoft.UI.Xaml.Window
    {
        MainWindow();
        Int32 MyProperty;

        Windows.Foundation.Collections.IObservableVector<String> ListData{ get; };
        Windows.Foundation.Collections.IObservableVector<String> GridData{ get; };
        Windows.Foundation.Collections.IObservableVector<String> FlowData{ get; };

    }
}
Code language: C++ (cpp)

Mengubah File Header (.h)

Hapus bagian implementasi konstruktor, hanya simpan deklarasi saja.

Tambahkan tiga variabel privat untuk menyimpan kumpulan data.

Tambahkan tiga metode getter publik agar bisa dipanggil dari XAML, contoh: ListData().

#pragma once

#include "MainWindow.g.h"

namespace winrt::AppWinui::implementation
{
    struct MainWindow : MainWindowT<MainWindow>
    {

    private:
        winrt::Windows::Foundation::Collections::IObservableVector<hstring> m_listData;
        winrt::Windows::Foundation::Collections::IObservableVector<hstring> m_gridData;
        winrt::Windows::Foundation::Collections::IObservableVector<hstring> m_flowData;
    public:

        winrt::Windows::Foundation::Collections::IObservableVector<hstring> ListData();
        winrt::Windows::Foundation::Collections::IObservableVector<hstring> GridData();
        winrt::Windows::Foundation::Collections::IObservableVector<hstring> FlowData();

        MainWindow();

        int32_t MyProperty();
        void MyProperty(int32_t value);
    };
}

namespace winrt::AppWinui::factory_implementation
{
    struct MainWindow : MainWindowT<MainWindow, implementation::MainWindow>
    {
    };
}
Code language: C++ (cpp)

Inisialisasi Sumber Data di File .cpp

#include "pch.h"
#include "MainWindow.xaml.h"
#if __has_include("MainWindow.g.cpp")
#include "MainWindow.g.cpp"
#endif

using namespace winrt;
using namespace Microsoft::UI::Xaml;

// To learn more about WinUI, the WinUI project structure,
// and more about our project templates, see: http://aka.ms/winui-project-info.

namespace winrt::AppWinui::implementation
{
    int32_t MainWindow::MyProperty()
    {
        throw hresult_not_implemented();
    }

    void MainWindow::MyProperty(int32_t /* value */)
    {
        throw hresult_not_implemented();
    }

    MainWindow::MainWindow()
    {
        InitializeComponent();

        m_listData = winrt::single_threaded_observable_vector<hstring>(
            { L"Alpha", L"Beta", L"Gamma" });

        m_gridData = winrt::single_threaded_observable_vector<hstring>(
            { L"Ubin A", L"Ubin B", L"Ubin C", L"Ubin D" });

        m_flowData = winrt::single_threaded_observable_vector<hstring>(
            { L"Item Alur 1", L"Item Alur 2", L"Item Alur 3" });
    }


    winrt::Windows::Foundation::Collections::IObservableVector<hstring> MainWindow::ListData()
    {
        return m_listData;
    }

    winrt::Windows::Foundation::Collections::IObservableVector<hstring> MainWindow::GridData()
    {
        return m_gridData;
    }

    winrt::Windows::Foundation::Collections::IObservableVector<hstring> MainWindow::FlowData()
    {
        return m_flowData;
    }
}

Code language: C++ (cpp)

Di dalam konstruktor, kita inisialisasi sumber data lalu masukkan ke variabel privat, kemudian implementasikan tiga fungsi getter publik untuk mengembalikannya.

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Kontrol WinUI 3 C++ — Tampilan Daftar & Koleksi

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