using System.Collections.Generic;
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using System.Windows;
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using System.Windows.Controls;
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using System.Windows.Controls.Primitives;
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using System.Windows.Media;
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namespace HMI.UI.DpUtil
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{
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public class UniformGridHelper
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{
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public static double GetInnerBorder(DependencyObject obj)
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{
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return (double)obj.GetValue(InnerBorderProperty);
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}
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public static void SetInnerBorder(DependencyObject obj, object value)
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{
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double dv = double.Parse(value.ToString());
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obj.SetValue(InnerBorderProperty, dv);
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}
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public static readonly DependencyProperty InnerBorderProperty =
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DependencyProperty.RegisterAttached("InnerBorder", typeof(object), typeof(UniformGrid),
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new PropertyMetadata(0, OnInnerBorderChanged));
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public static Brush GetInnerBorderBrush(DependencyObject obj)
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{
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return (Brush)obj.GetValue(InnerBorderBrushProperty);
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}
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public static void SetInnerBorderBrush(DependencyObject obj, Brush value)
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{
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obj.SetValue(InnerBorderBrushProperty, value);
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}
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public static readonly DependencyProperty InnerBorderBrushProperty =
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DependencyProperty.RegisterAttached("InnerBorderBrush", typeof(Brush), typeof(UniformGrid),
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new PropertyMetadata(null, OnInnerBorderChanged));
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public static string GetInnerBorderIgnore(DependencyObject obj)
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{
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return (string)obj.GetValue(InnerBorderIgnoreProperty);
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}
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public static void SetInnerBorderIgnore(DependencyObject obj, string value)
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{
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obj.SetValue(InnerBorderIgnoreProperty, value);
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}
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public static readonly DependencyProperty InnerBorderIgnoreProperty =
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DependencyProperty.RegisterAttached("InnerBorderIgnore", typeof(string),
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typeof(UniformGrid), new PropertyMetadata("None", OnInnerBorderChanged));
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private static void OnInnerBorderChanged(DependencyObject d, DependencyPropertyChangedEventArgs e)
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{
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if (d is UniformGrid grid)
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{
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if (e.Property == InnerBorderProperty || e.Property == InnerBorderIgnoreProperty)
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{
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grid.Loaded += GridInnerBorder_Loaded;
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return;
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}
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}
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}
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private static void GridInnerBorder_Loaded(object sender, RoutedEventArgs e)
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{
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UniformGrid grid = sender as UniformGrid;
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RefreshGridInnerBorder(grid);
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grid.Loaded -= GridInnerBorder_Loaded;
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}
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public static void RefreshGridInnerBorder(UniformGrid grid)
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{
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double width = GetInnerBorder(grid);
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if (width <= 0) return;
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var rowCount = grid.Rows;
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var columnCount = grid.Columns;
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int totalCount = rowCount * columnCount;
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string baseData = GetInnerBorderIgnore(grid);
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HashSet<string> data = new HashSet<string>(baseData.Split(','));
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bool ignoreTop = data.Contains("All") || data.Contains("Top"),
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ignoreBottom = data.Contains("All") || data.Contains("Bottom"),
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ignoreLeft = data.Contains("All") || data.Contains("Left"),
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ignoreRight = data.Contains("All") || data.Contains("Right");
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rowCount = (grid.Children.Count / columnCount)
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+ (grid.Children.Count % columnCount > 0 ? 1 : 0);
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var brush = GetInnerBorderBrush(grid) ?? Brushes.Black;
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for (int i = 0; i < grid.Children.Count; i++)
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{
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var child = grid.Children[i];
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if (child is Control control)
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{
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int col = i % columnCount;
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int row = i / columnCount;
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double left = (col == 0 && ignoreLeft) ? 0 : width;
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double top = (row == 0 && ignoreTop) ? 0 : width;
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double right = ignoreRight ? 0 : ((col == columnCount - 1) ? width : 0);
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double bottom = ignoreBottom ? 0 : ((row == rowCount - 1) ? width : 0);
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var bt = new Thickness(left, top, right, bottom);
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control.BorderBrush = brush;
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control.BorderThickness = bt;
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}
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}
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}
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}
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}
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