89 lines
2.7 KiB
C#
89 lines
2.7 KiB
C#
using Avalonia;
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using Avalonia.Controls;
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using System.Diagnostics;
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namespace Plugin.Cowain.Wcs.Controls;
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public class CustomGridPanel : Panel
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{
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// 定义Row附加属性
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public static readonly AttachedProperty<int> RowProperty =
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AvaloniaProperty.RegisterAttached<CustomGridPanel, Control, int>(
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"Row", 0);
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// 定义Column附加属性
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public static readonly AttachedProperty<int> ColumnProperty =
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AvaloniaProperty.RegisterAttached<CustomGridPanel, Control, int>(
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"Column", 0);
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// 定义CellSize附加属性
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public static readonly AttachedProperty<Size> CellSizeProperty =
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AvaloniaProperty.RegisterAttached<CustomGridPanel, Control, Size>(
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"CellSize", new Size(100, 100));
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// 属性访问器
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public static int GetRow(Control element) => element.GetValue(RowProperty);
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public static void SetRow(Control element, int value) => element.SetValue(RowProperty, value);
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public static int GetColumn(Control element) => element.GetValue(ColumnProperty);
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public static void SetColumn(Control element, int value) => element.SetValue(ColumnProperty, value);
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public static Size GetCellSize(Control element) => element.GetValue(CellSizeProperty);
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public static void SetCellSize(Control element, Size value) => element.SetValue(CellSizeProperty, value);
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protected override Size MeasureOverride(Size availableSize)
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{
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Debug.WriteLine("=== Measuring CustomGridPanel ===");
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int maxRow = 0;
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int maxColumn = 0;
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foreach (var child in Children)
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{
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int row = GetRow(child);
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int column = GetColumn(child);
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Debug.WriteLine($"Child: {child.GetType().Name}, Row: {row}, Column: {column}");
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maxRow = Math.Max(maxRow, row);
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maxColumn = Math.Max(maxColumn, column);
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child.Measure(availableSize);
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}
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var cellSize = GetCellSize(this);
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var result = new Size((maxColumn + 1) * cellSize.Width, (maxRow + 1) * cellSize.Height);
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Debug.WriteLine($"Measured size: {result.Width} x {result.Height}");
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return result;
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}
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protected override Size ArrangeOverride(Size finalSize)
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{
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Debug.WriteLine("=== Arranging CustomGridPanel ===");
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var cellSize = GetCellSize(this);
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foreach (var child in Children)
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{
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int row = GetRow(child);
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int column = GetColumn(child);
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Debug.WriteLine($"Arranging child at Row: {row}, Column: {column}");
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Rect rect = new Rect(
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column * cellSize.Width,
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row * cellSize.Height,
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cellSize.Width,
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cellSize.Height);
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child.Arrange(rect);
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}
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return finalSize;
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}
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}
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