108 lines
3.0 KiB
C#
108 lines
3.0 KiB
C#
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// dnlib: See LICENSE.txt for more info
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using System;
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namespace dnlib.W32Resources {
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/// <summary>
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/// A Win32 resource name. It can be either an integer or a string.
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/// </summary>
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public readonly struct ResourceName : IComparable<ResourceName>, IEquatable<ResourceName> {
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readonly int id;
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readonly string name;
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/// <summary>
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/// <c>true</c> if <see cref="Id"/> is valid
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/// </summary>
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public bool HasId => name is null;
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/// <summary>
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/// <c>true</c> if <see cref="Name"/> is valid
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/// </summary>
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public bool HasName => name is not null;
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/// <summary>
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/// The ID. It's only valid if <see cref="HasId"/> is <c>true</c>
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/// </summary>
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public int Id => id;
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/// <summary>
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/// The name. It's only valid if <see cref="HasName"/> is <c>true</c>
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/// </summary>
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public string Name => name;
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/// <summary>
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/// Constructor
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/// </summary>
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/// <param name="id">ID</param>
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public ResourceName(int id) {
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this.id = id;
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name = null;
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}
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/// <summary>
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/// Constructor
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/// </summary>
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/// <param name="name">Name</param>
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public ResourceName(string name) {
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id = 0;
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this.name = name;
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}
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/// <summary>Converts input to a <see cref="ResourceName"/></summary>
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public static implicit operator ResourceName(int id) => new ResourceName(id);
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/// <summary>Converts input to a <see cref="ResourceName"/></summary>
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public static implicit operator ResourceName(string name) => new ResourceName(name);
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/// <summary>Overloaded operator</summary>
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public static bool operator <(ResourceName left, ResourceName right) => left.CompareTo(right) < 0;
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/// <summary>Overloaded operator</summary>
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public static bool operator <=(ResourceName left, ResourceName right) => left.CompareTo(right) <= 0;
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/// <summary>Overloaded operator</summary>
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public static bool operator >(ResourceName left, ResourceName right) => left.CompareTo(right) > 0;
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/// <summary>Overloaded operator</summary>
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public static bool operator >=(ResourceName left, ResourceName right) => left.CompareTo(right) >= 0;
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/// <summary>Overloaded operator</summary>
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public static bool operator ==(ResourceName left, ResourceName right) => left.Equals(right);
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/// <summary>Overloaded operator</summary>
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public static bool operator !=(ResourceName left, ResourceName right) => !left.Equals(right);
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/// <inheritdoc/>
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public int CompareTo(ResourceName other) {
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if (HasId != other.HasId) {
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// Sort names before ids
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return HasName ? -1 : 1;
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}
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if (HasId)
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return id.CompareTo(other.id);
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else
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return name.ToUpperInvariant().CompareTo(other.name.ToUpperInvariant());
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}
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/// <inheritdoc/>
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public bool Equals(ResourceName other) => CompareTo(other) == 0;
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/// <inheritdoc/>
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public override bool Equals(object obj) {
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if (!(obj is ResourceName))
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return false;
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return Equals((ResourceName)obj);
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}
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/// <inheritdoc/>
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public override int GetHashCode() {
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if (HasId)
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return id;
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return name.GetHashCode();
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}
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/// <inheritdoc/>
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public override string ToString() => HasId ? id.ToString() : name;
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}
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}
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