新增原材料卡片生成逻辑，优化打印预览功能，支持卡片模板的加载和打印。重构相关方法以提升用户体验，确保生成的卡片数据有效，并处理打印异常情况。
This commit is contained in:
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<hc:Window x:Class="YY.Admin.Views.RawMaterialEntry.RawMaterialCardGenerateConfirmWindow"
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xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
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xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
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xmlns:hc="https://handyorg.github.io/handycontrol"
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xmlns:wv2="clr-namespace:Microsoft.Web.WebView2.Wpf;assembly=Microsoft.Web.WebView2.Wpf"
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Width="1416"
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Height="864"
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MinWidth="1176"
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MinHeight="744"
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Title="生成并打印原材料卡片"
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ResizeMode="CanResize">
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<Grid Margin="16">
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<Grid.RowDefinitions>
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<RowDefinition Height="Auto"/>
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<RowDefinition Height="*"/>
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<RowDefinition Height="Auto"/>
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</Grid.RowDefinitions>
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<Grid Grid.Row="0" Margin="0,0,0,10">
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<Grid.ColumnDefinitions>
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<ColumnDefinition Width="*"/>
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<ColumnDefinition Width="Auto"/>
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</Grid.ColumnDefinitions>
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<StackPanel Grid.Column="0">
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<TextBlock Text="即将生成的原材料卡片"
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FontSize="16"
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FontWeight="SemiBold"/>
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<TextBlock Text="{Binding HeaderText}"
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Margin="0,4,0,0"
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FontSize="12"
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Foreground="#8C8C8C"/>
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</StackPanel>
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<StackPanel Grid.Column="1"
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Orientation="Horizontal"
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VerticalAlignment="Center">
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<TextBlock Text="打印机："
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VerticalAlignment="Center"
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Margin="0,0,6,0"/>
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<ComboBox Width="300"
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Height="34"
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ItemsSource="{Binding Printers}"
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SelectedItem="{Binding SelectedPrinter, Mode=TwoWay}"
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DisplayMemberPath="Name"
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VerticalContentAlignment="Center"/>
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<Button Content="刷新打印机"
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Height="34"
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Margin="8,0,8,0"
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Padding="12,0"
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Click="RefreshPrintersButton_OnClick"/>
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<TextBlock Text="{Binding PrinterStatus}"
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VerticalAlignment="Center"
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Foreground="#595959"/>
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</StackPanel>
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</Grid>
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<Grid Grid.Row="1">
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<Grid.ColumnDefinitions>
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<ColumnDefinition x:Name="LeftPaneCol" Width="7*"/>
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<ColumnDefinition Width="10"/>
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<ColumnDefinition x:Name="RightPaneCol" Width="3*"/>
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</Grid.ColumnDefinitions>
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<Border Grid.Column="0"
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BorderBrush="#E5E6EB"
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BorderThickness="1"
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CornerRadius="4"
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Padding="0"
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Background="#FFFFFF">
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<DataGrid x:Name="PlanGrid"
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ItemsSource="{Binding PlanItems}"
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SelectedItem="{Binding SelectedPlanItem, Mode=TwoWay}"
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AutoGenerateColumns="False"
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HeadersVisibility="Column"
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CanUserResizeColumns="True"
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CanUserReorderColumns="False"
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CanUserSortColumns="False"
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CanUserAddRows="False"
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CanUserDeleteRows="False"
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IsReadOnly="True"
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GridLinesVisibility="None"
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HorizontalGridLinesBrush="Transparent"
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VerticalGridLinesBrush="Transparent"
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BorderThickness="0"
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RowHeaderWidth="0"
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SelectionMode="Single"
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SelectionUnit="FullRow"
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ScrollViewer.HorizontalScrollBarVisibility="Auto"
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ScrollViewer.VerticalScrollBarVisibility="Auto"
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SelectionChanged="PlanGrid_OnSelectionChanged">
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<DataGrid.Resources>
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<Style x:Key="CenteredCellTextStyle" TargetType="TextBlock">
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<Setter Property="HorizontalAlignment" Value="Center"/>
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<Setter Property="VerticalAlignment" Value="Center"/>
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<Setter Property="TextAlignment" Value="Center"/>
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</Style>
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</DataGrid.Resources>
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<DataGrid.ColumnHeaderStyle>
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<Style TargetType="DataGridColumnHeader">
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<Setter Property="HorizontalContentAlignment" Value="Center"/>
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<Setter Property="VerticalContentAlignment" Value="Center"/>
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<Setter Property="FontWeight" Value="SemiBold"/>
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<Setter Property="MinHeight" Value="36"/>
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<Setter Property="Padding" Value="8,6"/>
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<Setter Property="VerticalAlignment" Value="Center"/>
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</Style>
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</DataGrid.ColumnHeaderStyle>
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<DataGrid.RowStyle>
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<Style TargetType="DataGridRow">
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<Setter Property="Margin" Value="0,0,0,3"/>
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<Setter Property="BorderThickness" Value="0"/>
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<Setter Property="BorderBrush" Value="Transparent"/>
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<Setter Property="Background" Value="#FFFFFF"/>
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<Setter Property="SnapsToDevicePixels" Value="True"/>
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</Style>
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</DataGrid.RowStyle>
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<DataGrid.CellStyle>
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<Style TargetType="DataGridCell">
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<Setter Property="BorderThickness" Value="0"/>
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<Setter Property="BorderBrush" Value="Transparent"/>
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<Setter Property="Padding" Value="8,10"/>
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<Setter Property="Background" Value="Transparent"/>
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<Setter Property="HorizontalContentAlignment" Value="Center"/>
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<Setter Property="VerticalContentAlignment" Value="Center"/>
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<Setter Property="VerticalAlignment" Value="Center"/>
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<Setter Property="TextBlock.TextAlignment" Value="Center"/>
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</Style>
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</DataGrid.CellStyle>
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<DataGrid.Columns>
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<DataGridTextColumn Header="#" Binding="{Binding Index}" Width="70" MinWidth="60" ElementStyle="{StaticResource CenteredCellTextStyle}"/>
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<DataGridTextColumn Header="条码" Binding="{Binding Card.Barcode}" Width="220" MinWidth="170" ElementStyle="{StaticResource CenteredCellTextStyle}"/>
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<DataGridTextColumn Header="来源行" Binding="{Binding SourceRowNo}" Width="90" MinWidth="70" ElementStyle="{StaticResource CenteredCellTextStyle}"/>
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<DataGridTextColumn Header="物料名称" Binding="{Binding Card.MaterialName}" Width="220" MinWidth="160" ElementStyle="{StaticResource CenteredCellTextStyle}"/>
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<DataGridTextColumn Header="批次号" Binding="{Binding Card.BatchNo}" Width="220" MinWidth="160" ElementStyle="{StaticResource CenteredCellTextStyle}"/>
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<DataGridTextColumn Header="库位" Binding="{Binding Card.WarehouseArea}" Width="150" MinWidth="100" ElementStyle="{StaticResource CenteredCellTextStyle}"/>
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</DataGrid.Columns>
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</DataGrid>
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</Border>
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<GridSplitter Grid.Column="1"
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Width="10"
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HorizontalAlignment="Stretch"
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VerticalAlignment="Stretch"
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Background="Transparent"
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ResizeBehavior="PreviousAndNext"
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Cursor="SizeWE"
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DragCompleted="MainSplitter_OnDragCompleted"/>
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<Border Grid.Column="2"
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BorderBrush="#E5E6EB"
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BorderThickness="1"
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CornerRadius="4"
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Background="#FFFFFF">
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<Grid>
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<Grid.RowDefinitions>
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<RowDefinition Height="Auto"/>
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<RowDefinition Height="*"/>
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</Grid.RowDefinitions>
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<StackPanel Grid.Row="0" Margin="10,8,10,8">
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<TextBlock Text="打印模板预览" FontSize="14" FontWeight="SemiBold"/>
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<TextBlock Text="{Binding TemplateText}" Margin="0,4,0,0" FontSize="12" Foreground="#8C8C8C"/>
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</StackPanel>
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<wv2:WebView2 x:Name="PreviewWebView" Grid.Row="1" DefaultBackgroundColor="#FFFFFFFF"/>
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</Grid>
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</Border>
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</Grid>
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<StackPanel Grid.Row="2"
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Orientation="Horizontal"
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HorizontalAlignment="Right"
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Margin="0,12,0,0">
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<Button Content="取消"
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Width="92"
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Height="34"
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Margin="0,0,10,0"
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Click="CancelButton_OnClick"
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Style="{StaticResource ButtonDefault}"/>
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<Button Content="生成并打印"
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Width="120"
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Height="34"
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Click="ConfirmButton_OnClick"
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Style="{StaticResource ButtonPrimary}"/>
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</StackPanel>
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</Grid>
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</hc:Window>
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@@ -0,0 +1,389 @@
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using System.Collections.ObjectModel;
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using System.Collections.Generic;
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using System.ComponentModel;
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using System.Globalization;
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using System.IO;
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using System.Linq;
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using System.Text.Json;
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using System.Threading;
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using System.Windows;
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using System.Windows.Controls.Primitives;
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using YY.Admin.Core.Services;
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using YY.Admin.ViewModels.RawMaterialEntry;
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namespace YY.Admin.Views.RawMaterialEntry;
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/// <summary>
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/// 需显式实现 <see cref="INotifyPropertyChanged"/>，否则 WPF 绑定不会订阅 PropertyChanged，
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/// 界面会一直停留在属性初始值（例如 PrinterStatus 的「加载打印机中…」）。
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/// </summary>
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public partial class RawMaterialCardGenerateConfirmWindow : HandyControl.Controls.Window, INotifyPropertyChanged
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{
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private const int PrinterLoadTimeoutMs = 8000;
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private const double DefaultLeftRatio = 0.7d;
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private const double MinLeftRatio = 0.2d;
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private const double MaxLeftRatio = 0.8d;
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private static readonly JsonSerializerOptions LayoutJsonOpts = new() { WriteIndented = true };
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private static string LayoutFilePath => Path.Combine(
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Environment.GetFolderPath(Environment.SpecialFolder.LocalApplicationData),
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"YY.Admin",
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"raw-material-card-generate-confirm-layout.json");
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public ObservableCollection<RawMaterialCardGeneratePlanRow> PlanItems { get; } = new();
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public string HeaderText { get; }
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public string TemplateText { get; }
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public ObservableCollection<PrintDotPrinter> Printers { get; } = new();
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private readonly Func<RawMaterialCardGeneratePlanRow, string> _previewHtmlBuilder;
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private readonly IPrintDotService _printDotService;
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private bool _webViewReady;
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private bool _isRefreshingPrinters;
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private bool _suppressPrinterSave;
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private string? _preferredPrinterNameOnLoad;
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private string _printerStatus = "加载打印机中...";
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public string PrinterStatus
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{
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get => _printerStatus;
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set
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{
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if (string.Equals(_printerStatus, value, StringComparison.Ordinal)) return;
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_printerStatus = value;
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PropertyChanged?.Invoke(this, new PropertyChangedEventArgs(nameof(PrinterStatus)));
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}
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}
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private PrintDotPrinter? _selectedPrinter;
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public PrintDotPrinter? SelectedPrinter
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{
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get => _selectedPrinter;
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set
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{
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if (ReferenceEquals(_selectedPrinter, value)) return;
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_selectedPrinter = value;
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PropertyChanged?.Invoke(this, new PropertyChangedEventArgs(nameof(SelectedPrinter)));
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if (_suppressPrinterSave) return;
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SaveLayout(dto => dto.SelectedPrinterName = value?.Name ?? string.Empty);
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}
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}
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public string SelectedPrinterName => SelectedPrinter?.Name?.Trim() ?? string.Empty;
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private RawMaterialCardGeneratePlanRow? _selectedPlanItem;
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public RawMaterialCardGeneratePlanRow? SelectedPlanItem
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{
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get => _selectedPlanItem;
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set
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{
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if (ReferenceEquals(_selectedPlanItem, value)) return;
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_selectedPlanItem = value;
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PropertyChanged?.Invoke(this, new PropertyChangedEventArgs(nameof(SelectedPlanItem)));
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}
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}
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public event PropertyChangedEventHandler? PropertyChanged;
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public RawMaterialCardGenerateConfirmWindow(
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IReadOnlyList<RawMaterialEntryOperationViewModel.RawMaterialCardGeneratePlanItem> planItems,
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string templateName,
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string templateCode,
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IPrintDotService printDotService,
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Func<RawMaterialCardGeneratePlanRow, string> previewHtmlBuilder)
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{
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InitializeComponent();
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_printDotService = printDotService;
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_previewHtmlBuilder = previewHtmlBuilder;
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HeaderText = $"共 {planItems.Count} 张，左侧展示即将生成的原材料卡片，右侧展示业务关联打印模板预览。";
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TemplateText = $"模板：{templateName}（{templateCode}）";
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var idx = 0;
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foreach (var item in planItems)
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{
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idx++;
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PlanItems.Add(new RawMaterialCardGeneratePlanRow
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{
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Index = idx,
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SourceRowNo = item.SourceRowNo,
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DetailId = item.DetailId,
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Card = item.Card
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});
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}
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DataContext = this;
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Loaded += OnLoadedAsync;
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Closing += OnClosing;
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}
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private async void OnLoadedAsync(object? sender, RoutedEventArgs e)
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{
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var layout = LoadSavedLayout();
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ApplyPaneRatio(layout.LeftPaneRatio ?? DefaultLeftRatio);
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ApplySavedColumnWidths(layout.ColumnWidths);
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_preferredPrinterNameOnLoad = layout.SelectedPrinterName;
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await RefreshPrintersAsync(verbose: false);
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try
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{
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await PreviewWebView.EnsureCoreWebView2Async();
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_webViewReady = true;
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if (SelectedPlanItem == null && PlanItems.Count > 0)
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{
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SelectedPlanItem = PlanItems[0];
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}
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RenderSelectedPreview();
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}
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catch
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{
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PreviewWebView.NavigateToString("<html><body style='font-family:Microsoft YaHei;padding:24px;'>模板预览加载失败</body></html>");
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}
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}
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private async void RefreshPrintersButton_OnClick(object sender, RoutedEventArgs e)
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{
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await RefreshPrintersAsync(verbose: true);
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}
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private void MainSplitter_OnDragCompleted(object sender, DragCompletedEventArgs e)
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{
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SavePaneRatio(GetCurrentLeftRatio());
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}
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private double GetCurrentLeftRatio()
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{
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var left = LeftPaneCol.ActualWidth;
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var right = RightPaneCol.ActualWidth;
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var total = left + right;
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if (total <= 0.1d) return DefaultLeftRatio;
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return Math.Clamp(left / total, MinLeftRatio, MaxLeftRatio);
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}
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private void ApplyPaneRatio(double ratio)
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{
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var leftRatio = Math.Clamp(ratio, MinLeftRatio, MaxLeftRatio);
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LeftPaneCol.Width = new GridLength(leftRatio, GridUnitType.Star);
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RightPaneCol.Width = new GridLength(1d - leftRatio, GridUnitType.Star);
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}
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private static ConfirmWindowLayoutDto LoadSavedLayout()
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{
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try
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{
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if (!File.Exists(LayoutFilePath)) return new ConfirmWindowLayoutDto();
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var json = File.ReadAllText(LayoutFilePath);
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var dto = JsonSerializer.Deserialize<ConfirmWindowLayoutDto>(json, LayoutJsonOpts);
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if (dto is null) return new ConfirmWindowLayoutDto();
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if (dto.LeftPaneRatio is > 0 and < 1)
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dto.LeftPaneRatio = Math.Clamp(dto.LeftPaneRatio.Value, MinLeftRatio, MaxLeftRatio);
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return dto;
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}
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catch
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{
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// 布局缓存异常时使用默认比例，不影响主流程
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}
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return new ConfirmWindowLayoutDto();
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}
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private static void SavePaneRatio(double leftRatio)
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{
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SaveLayout(dto => { dto.LeftPaneRatio = Math.Clamp(leftRatio, MinLeftRatio, MaxLeftRatio); });
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}
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private static void SaveLayout(Action<ConfirmWindowLayoutDto> mutator)
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{
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try
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{
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var dir = Path.GetDirectoryName(LayoutFilePath);
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if (!string.IsNullOrWhiteSpace(dir))
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{
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Directory.CreateDirectory(dir);
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}
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var dto = LoadSavedLayout();
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mutator(dto);
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File.WriteAllText(LayoutFilePath, JsonSerializer.Serialize(dto, LayoutJsonOpts));
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}
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catch
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{
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// 写入失败不阻断页面交互
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}
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}
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private void ApplySavedColumnWidths(Dictionary<string, double>? columnWidths)
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{
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if (columnWidths is null || columnWidths.Count == 0) return;
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for (var index = 0; index < PlanGrid.Columns.Count; index++)
|
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{
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var column = PlanGrid.Columns[index];
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var key = GetColumnWidthKey(column, index);
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if (!columnWidths.TryGetValue(key, out var cachedWidth) || cachedWidth <= 0) continue;
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var minWidth = column.MinWidth > 0 ? column.MinWidth : 40d;
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column.Width = new System.Windows.Controls.DataGridLength(
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Math.Max(cachedWidth, minWidth),
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System.Windows.Controls.DataGridLengthUnitType.Pixel);
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}
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}
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private void SaveCurrentColumnWidths()
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{
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if (PlanGrid.Columns.Count == 0) return;
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var widths = new Dictionary<string, double>(StringComparer.Ordinal);
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for (var index = 0; index < PlanGrid.Columns.Count; index++)
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{
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var column = PlanGrid.Columns[index];
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var width = column.ActualWidth;
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if (double.IsNaN(width) || double.IsInfinity(width) || width <= 0) continue;
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widths[GetColumnWidthKey(column, index)] = width;
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}
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|
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if (widths.Count == 0) return;
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SaveLayout(dto => dto.ColumnWidths = widths);
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}
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private static string GetColumnWidthKey(System.Windows.Controls.DataGridColumn column, int index)
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{
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var header = column.Header?.ToString();
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if (string.IsNullOrWhiteSpace(header))
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return $"col-{index.ToString(CultureInfo.InvariantCulture)}";
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return $"col-{index.ToString(CultureInfo.InvariantCulture)}-{header.Trim()}";
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}
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private void OnClosing(object? sender, CancelEventArgs e)
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{
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SavePaneRatio(GetCurrentLeftRatio());
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SaveCurrentColumnWidths();
|
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}
|
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|
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private async Task RefreshPrintersAsync(bool verbose)
|
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{
|
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if (_isRefreshingPrinters) return;
|
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_isRefreshingPrinters = true;
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const string loadingText = "加载打印机中...";
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PrinterStatus = verbose ? "刷新打印机中..." : loadingText;
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try
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{
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using var cts = new CancellationTokenSource();
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var fetchTask = _printDotService.GetPrintersAsync(cts.Token);
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var timeoutTask = Task.Delay(PrinterLoadTimeoutMs);
|
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var completedTask = await Task.WhenAny(fetchTask, timeoutTask);
|
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if (!ReferenceEquals(completedTask, fetchTask))
|
||||
{
|
||||
cts.Cancel();
|
||||
throw new TimeoutException("获取打印机列表超时");
|
||||
}
|
||||
|
||||
var list = await fetchTask;
|
||||
Printers.Clear();
|
||||
foreach (var printer in list) Printers.Add(printer);
|
||||
// 先更新状态，避免后续本地缓存逻辑异常导致“加载中”残留
|
||||
PrinterStatus = list.Count > 0 ? $"共 {list.Count} 台打印机" : "未检测到打印机";
|
||||
|
||||
var preferred = _preferredPrinterNameOnLoad;
|
||||
if (string.IsNullOrWhiteSpace(preferred))
|
||||
{
|
||||
preferred = SelectedPrinter?.Name;
|
||||
}
|
||||
|
||||
var match = list.FirstOrDefault(p => string.Equals(p.Name, preferred, StringComparison.OrdinalIgnoreCase))
|
||||
?? list.FirstOrDefault(p => p.IsDefault)
|
||||
?? list.FirstOrDefault();
|
||||
|
||||
_suppressPrinterSave = true;
|
||||
SelectedPrinter = match;
|
||||
_suppressPrinterSave = false;
|
||||
|
||||
if (match is not null)
|
||||
{
|
||||
SaveLayout(dto => dto.SelectedPrinterName = match.Name);
|
||||
}
|
||||
_preferredPrinterNameOnLoad = null;
|
||||
}
|
||||
catch (OperationCanceledException)
|
||||
{
|
||||
Printers.Clear();
|
||||
_suppressPrinterSave = true;
|
||||
SelectedPrinter = null;
|
||||
_suppressPrinterSave = false;
|
||||
PrinterStatus = "加载打印机超时，请检查 PrintDot 后重试";
|
||||
}
|
||||
catch (TimeoutException)
|
||||
{
|
||||
Printers.Clear();
|
||||
_suppressPrinterSave = true;
|
||||
SelectedPrinter = null;
|
||||
_suppressPrinterSave = false;
|
||||
PrinterStatus = "加载打印机超时，请检查 PrintDot 后重试";
|
||||
}
|
||||
catch (Exception ex)
|
||||
{
|
||||
Printers.Clear();
|
||||
_suppressPrinterSave = true;
|
||||
SelectedPrinter = null;
|
||||
_suppressPrinterSave = false;
|
||||
PrinterStatus = verbose ? $"打印机连接失败：{ex.Message}" : "打印机连接失败";
|
||||
}
|
||||
finally
|
||||
{
|
||||
// 兜底：如果实际有打印机但状态仍是“加载中”，强制纠正状态文本
|
||||
if (string.Equals(PrinterStatus, loadingText, StringComparison.Ordinal) && Printers.Count > 0)
|
||||
{
|
||||
PrinterStatus = $"共 {Printers.Count} 台打印机";
|
||||
}
|
||||
_isRefreshingPrinters = false;
|
||||
}
|
||||
}
|
||||
|
||||
private void PlanGrid_OnSelectionChanged(object sender, System.Windows.Controls.SelectionChangedEventArgs e)
|
||||
{
|
||||
RenderSelectedPreview();
|
||||
}
|
||||
|
||||
private void RenderSelectedPreview()
|
||||
{
|
||||
if (!_webViewReady) return;
|
||||
if (SelectedPlanItem == null)
|
||||
{
|
||||
PreviewWebView.NavigateToString("<html><body style='font-family:Microsoft YaHei;padding:24px;'>请先选择左侧卡片记录</body></html>");
|
||||
return;
|
||||
}
|
||||
|
||||
try
|
||||
{
|
||||
var html = _previewHtmlBuilder.Invoke(SelectedPlanItem);
|
||||
PreviewWebView.NavigateToString(html);
|
||||
}
|
||||
catch
|
||||
{
|
||||
PreviewWebView.NavigateToString("<html><body style='font-family:Microsoft YaHei;padding:24px;'>模板预览加载失败</body></html>");
|
||||
}
|
||||
}
|
||||
|
||||
private void CancelButton_OnClick(object sender, RoutedEventArgs e)
|
||||
{
|
||||
DialogResult = false;
|
||||
Close();
|
||||
}
|
||||
|
||||
private void ConfirmButton_OnClick(object sender, RoutedEventArgs e)
|
||||
{
|
||||
if (string.IsNullOrWhiteSpace(SelectedPrinterName))
|
||||
{
|
||||
HandyControl.Controls.MessageBox.Warning("请先在当前弹窗选择打印机，再执行“生成并打印”。");
|
||||
return;
|
||||
}
|
||||
DialogResult = true;
|
||||
Close();
|
||||
}
|
||||
}
|
||||
|
||||
internal sealed class ConfirmWindowLayoutDto
|
||||
{
|
||||
public double? LeftPaneRatio { get; set; }
|
||||
public Dictionary<string, double>? ColumnWidths { get; set; }
|
||||
public string? SelectedPrinterName { get; set; }
|
||||
}
|
||||
|
||||
public sealed class RawMaterialCardGeneratePlanRow
|
||||
{
|
||||
public int Index { get; init; }
|
||||
public int SourceRowNo { get; init; }
|
||||
public required string DetailId { get; init; }
|
||||
public required YY.Admin.Core.Entity.MesXslRawMaterialCard Card { get; init; }
|
||||
}
|
||||
Reference in New Issue
Block a user