83 lines
2.9 KiB
C#
83 lines
2.9 KiB
C#
using System.Windows.Controls;
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using System.Windows.Media;
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using System.Windows.Threading;
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using CommunityToolkit.Mvvm.Messaging;
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using Seyounth.Hyosung.UI.ViewModels.Pages;
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namespace Seyounth.Hyosung.UI.Views.Pages;
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public partial class PalletManagementPage : Page
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{
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public PalletManagementViewModel ViewModel { get; }
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public PalletManagementPage(PalletManagementViewModel viewModel)
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{
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ViewModel = viewModel;
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DataContext = this;
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InitializeComponent();
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WeakReferenceMessenger.Default.Register<PalletManagementViewModel.SavePalletCompletedMessage>(this, (r, m) =>
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{
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// 提交当前编辑并取消编辑模式
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PalletsDataGrid.CommitEdit();
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PalletsDataGrid.CancelEdit();
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});
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}
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private void PalletsDataGrid_AddingNewItem(object sender, AddingNewItemEventArgs e)
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{
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// 确保新项已添加到集合
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Dispatcher.BeginInvoke(new Action(() =>
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{
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if (PalletsDataGrid.Items.Count == 0) return;
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var lastIndex = PalletsDataGrid.Items.Count - 1;
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PalletsDataGrid.ScrollIntoView(PalletsDataGrid.Items[lastIndex]);
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PalletsDataGrid.SelectedIndex = lastIndex;
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if (PalletsDataGrid.ItemContainerGenerator.ContainerFromIndex(lastIndex) is not DataGridRow row) return;
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row.Focus();
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PalletsDataGrid.CurrentColumn = PalletsDataGrid.Columns[0];
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PalletsDataGrid.BeginEdit();
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}), DispatcherPriority.ContextIdle);
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}
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// private void PalletDataGrid_RowEditEnding(object? sender, DataGridRowEditEndingEventArgs e)
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// {
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// if (e.EditAction != DataGridEditAction.Commit) return;
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// var dataGrid = (DataGrid)sender;
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// dataGrid.CommitEdit(DataGridEditingUnit.Row, true);
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// }
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private void PalletDataGrid_CellEditEnding(object? sender, DataGridCellEditEndingEventArgs e)
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{
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if (e.EditAction == DataGridEditAction.Commit)
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{
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var binding = e.EditingElement.GetBindingExpression(TextBox.TextProperty);
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binding?.UpdateSource();
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}
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}
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private void ComboBox_SelectionChanged(object sender, SelectionChangedEventArgs e)
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{
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if (sender is ComboBox comboBox)
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{
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// 获取所在DataGrid行
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var dataGridRow = FindVisualParent<DataGridRow>(comboBox);
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var dataGrid = FindVisualParent<DataGrid>(comboBox);
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if (dataGrid != null && dataGridRow != null && !dataGridRow.IsEditing)
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{
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dataGrid.CurrentItem = dataGridRow.Item;
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dataGrid.BeginEdit();
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}
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}
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}
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private static T FindVisualParent<T>(DependencyObject child) where T : DependencyObject
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{
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while (child != null && child is not T)
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{
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child = VisualTreeHelper.GetParent(child);
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}
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return child as T;
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}
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} |