BS 0.0.1
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ninemine
200
Convention/Runtime/Plugins/Plugin.cs
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200
Convention/Runtime/Plugins/Plugin.cs
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using System;
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using System.Collections.Generic;
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namespace Convention
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{
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public class PriorityQueue<T> where T : IComparable<T>
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{
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private int _size;
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private int _capacity;
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private T[] _elements;
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public readonly IComparer<T> _comparer = null;
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public readonly Func<T, T, int> _comparer_func = null;
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public readonly Comparator _comparator = Comparator.less;
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public int Size => _size;
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public int Capacity => _capacity;
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public int Count => _size;
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public bool IsEmpty => _size == 0;
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public T Top => _elements[0];
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public void Clear()
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{
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Array.Clear(_elements, 0, _size);
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_size = 0;
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}
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public PriorityQueue(Comparator comparator = Comparator.less, int capacity = 1)
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{
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_size = 0;
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_capacity = Math.Max(1, capacity);
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_comparator = comparator;
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_elements = new T[_capacity];
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}
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public PriorityQueue(IComparer<T> comparer, int capacity = 1)
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{
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_size = 0;
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_capacity = Math.Max(1, capacity);
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_comparer = comparer;
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_elements = new T[_capacity];
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}
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public PriorityQueue(Func<T, T, int> comparer, int capacity = 1)
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{
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_size = 0;
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_capacity = Math.Max(1, capacity);
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_comparer_func = comparer;
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_elements = new T[_capacity];
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}
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private int Compare(T x, T y)
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{
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if (_comparer != null)
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{
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return _comparer.Compare(x, y) * (int)_comparator;
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}
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else if (_comparer_func != null)
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{
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return _comparer_func(x, y);
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}
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else
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{
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return x.CompareTo(y) * (int)_comparator;
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}
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}
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private void ShiftDown()
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{
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int cur = 0;
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int child = 1;
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while (child < _size)
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{
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if (child + 1 < _size && Compare(_elements[child + 1], _elements[child]) < 0)
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child++;
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if (Compare(_elements[child], _elements[cur]) < 0)
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{
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Swap(ref _elements[child], ref _elements[cur]);
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cur = child;
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child = 2 * cur + 1;
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}
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else break;
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}
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}
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private void ShiftUp()
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{
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int cur = _size - 1;
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int parent = (cur - 1) / 2;
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while (cur > 0)
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{
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if (Compare(_elements[cur], _elements[parent]) < 0)
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{
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Swap(ref _elements[cur], ref _elements[parent]);
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cur = parent;
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parent = (cur - 1) / 2;
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}
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else break;
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}
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}
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private void ExpandCapacity()
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{
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int newCapacity = Math.Max(_capacity * 2, 4);
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T[] temp = new T[newCapacity];
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Array.Copy(_elements, temp, _size);
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_elements = temp;
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_capacity = newCapacity;
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}
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public void EnsureCapacity(int minCapacity)
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{
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if (_capacity < minCapacity)
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{
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int newCapacity = Math.Max(_capacity * 2, minCapacity);
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T[] temp = new T[newCapacity];
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Array.Copy(_elements, temp, _size);
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_elements = temp;
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_capacity = newCapacity;
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}
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}
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public T Peek()
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{
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if (_size == 0)
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throw new InvalidOperationException("Queue is empty");
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return _elements[0];
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}
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public T Dequeue()
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{
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if (_size == 0)
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throw new InvalidOperationException("Queue is empty");
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T result = _elements[0];
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Swap(ref _elements[0], ref _elements[_size - 1]);
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_size--;
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ShiftDown();
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return result;
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}
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public bool TryDequeue(out T result)
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{
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if (_size == 0)
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{
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result = default;
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return false;
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}
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result = Dequeue();
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return true;
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}
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public void Enqueue(T value)
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{
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if (_size == _capacity)
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ExpandCapacity();
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_elements[_size++] = value;
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ShiftUp();
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}
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public bool Contains(T item)
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{
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for (int i = 0; i < _size; i++)
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{
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if (EqualityComparer<T>.Default.Equals(_elements[i], item))
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return true;
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}
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return false;
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}
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public T[] ToArray()
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{
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T[] result = new T[_size];
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Array.Copy(_elements, result, _size);
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return result;
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}
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public void TrimExcess()
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{
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if (_size < _capacity * 0.9)
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{
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T[] temp = new T[_size];
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Array.Copy(_elements, temp, _size);
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_elements = temp;
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_capacity = _size;
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}
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}
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private void Swap(ref T a, ref T b)
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{
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T temp = a;
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a = b;
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b = temp;
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}
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public enum Comparator
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{
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less = -1,
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equal = 0,
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greater = 1
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}
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}
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}
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129
Convention/Runtime/Plugins/Windows/WindowsKit.cs
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129
Convention/Runtime/Plugins/Windows/WindowsKit.cs
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@@ -0,0 +1,129 @@
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using System;
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using System.IO;
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using System.Runtime.InteropServices;
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namespace Convention
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{
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public static class WindowsKit
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{
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public static string current_initialDir = "";
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[StructLayout(LayoutKind.Sequential, CharSet = CharSet.Auto)]
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public class OpenFileName
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{
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public int structSize = 0;
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public IntPtr dlgOwner = IntPtr.Zero;
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public IntPtr instance = IntPtr.Zero;
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public string filter = null;
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public string customFilter = null;
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public int maxCustFilter = 0;
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public int filterIndex = 0;
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public string file = null;
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public int maxFile = 0;
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public string fileTitle = null;
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public int maxFileTitle = 0;
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public string initialDir = null;
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public string title = null;
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public int flags = 0;
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public short fileOffset = 0;
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public short fileExtension = 0;
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public string defExt = null;
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public IntPtr custData = IntPtr.Zero;
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public IntPtr hook = IntPtr.Zero;
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public string templateName = null;
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public IntPtr reservedPtr = IntPtr.Zero;
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public int reservedInt = 0;
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public int flagsEx = 0;
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}
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[DllImport("Comdlg32.dll", SetLastError = true, ThrowOnUnmappableChar = true, CharSet = CharSet.Auto)]
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public static extern bool GetOpenFileName([In, Out] OpenFileName ofn);
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[DllImport("Comdlg32.dll", SetLastError = true, ThrowOnUnmappableChar = true, CharSet = CharSet.Auto)]
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public static extern bool GetSaveFileName([In, Out] OpenFileName ofn);
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[DllImport("shell32.dll", CharSet = CharSet.Auto)]
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public static extern IntPtr SHBrowseForFolder(ref BROWSEINFO lpbi);
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[DllImport("shell32.dll", CharSet = CharSet.Auto)]
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public static extern bool SHGetPathFromIDList(IntPtr pidl, IntPtr pszPath);
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[StructLayout(LayoutKind.Sequential, CharSet = CharSet.Auto)]
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public struct BROWSEINFO
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{
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public IntPtr hwndOwner;
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public IntPtr pidlRoot;
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public string pszDisplayName;
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public string lpszTitle;
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public uint ulFlags;
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public IntPtr lpfn;
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public IntPtr lParam;
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public int iImage;
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}
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public static string SelectFolder(string description = "请选择文件夹")
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{
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BROWSEINFO bi = new BROWSEINFO();
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bi.lpszTitle = description;
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bi.ulFlags = 0x00000040; // BIF_NEWDIALOGSTYLE
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bi.hwndOwner = IntPtr.Zero;
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IntPtr pidl = SHBrowseForFolder(ref bi);
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if (pidl != IntPtr.Zero)
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{
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IntPtr pathPtr = Marshal.AllocHGlobal(260);
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if (SHGetPathFromIDList(pidl, pathPtr))
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{
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string path = Marshal.PtrToStringAuto(pathPtr);
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Marshal.FreeHGlobal(pathPtr);
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current_initialDir = path;
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return path;
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}
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Marshal.FreeHGlobal(pathPtr);
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}
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return null;
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}
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public static string[] SelectMultipleFiles(string filter = "所有文件|*.*", string title = "选择文件")
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{
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OpenFileName ofn = new OpenFileName();
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ofn.structSize = Marshal.SizeOf(ofn);
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ofn.filter = filter.Replace("|", "\0") + "\0";
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ofn.file = new string(new char[256]);
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ofn.maxFile = ofn.file.Length;
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ofn.fileTitle = new string(new char[64]);
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ofn.maxFileTitle = ofn.fileTitle.Length;
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ofn.initialDir = current_initialDir;
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ofn.title = title;
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ofn.flags = 0x00080000 | 0x00001000 | 0x00000800 | 0x00000008 | 0x00000200; // OFN_ALLOWMULTISELECT
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if (GetOpenFileName(ofn))
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{
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current_initialDir = Path.GetDirectoryName(ofn.file);
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return ofn.file.Split('\0');
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}
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return null;
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}
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public static string SaveFile(string filter = "所有文件|*.*", string title = "保存文件")
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{
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OpenFileName ofn = new OpenFileName();
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ofn.structSize = Marshal.SizeOf(ofn);
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ofn.filter = filter.Replace("|", "\0") + "\0";
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ofn.file = new string(new char[256]);
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ofn.maxFile = ofn.file.Length;
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ofn.fileTitle = new string(new char[64]);
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ofn.maxFileTitle = ofn.fileTitle.Length;
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ofn.initialDir = current_initialDir;
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ofn.title = title;
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ofn.flags = 0x00080000 | 0x00001000 | 0x00000800 | 0x00000008 | 0x00000002; // OFN_OVERWRITEPROMPT
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if (GetSaveFileName(ofn))
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{
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current_initialDir = Path.GetDirectoryName(ofn.file);
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return ofn.file;
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}
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return null;
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}
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}
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}
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