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HelperWin32Menu.cs
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157 lines (139 loc) · 5.41 KB
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using LeafFallEngine.Forms;
using ScnScript;
using System.Runtime.InteropServices;
using static LeafFallEngine.Helper.HelperWin32Menu;
namespace LeafFallEngine.Helper
{
/// <summary>
/// 包含创建和管理菜单的Win32 API函数声明的辅助类。
/// </summary>
public static class HelperWin32Menu
{
// 定义Win32 API函数
[DllImport("user32.dll", SetLastError = true)]
public static extern IntPtr CreateMenu();
[DllImport("user32.dll", SetLastError = true)]
public static extern bool AppendMenu(IntPtr hMenu, uint uFlags, uint uIDNewItem, string lpNewItem);
[DllImport("user32.dll", SetLastError = true)]
public static extern bool TrackPopupMenu(IntPtr hMenu, uint uFlags, int x, int y, int nReserved, IntPtr hWnd, IntPtr prcRect);
[DllImport("user32.dll", SetLastError = true)]
public static extern bool SetMenu(IntPtr hWnd, IntPtr hMenu);
[DllImport("user32.dll", SetLastError = true)]
public static extern bool ModifyMenu(IntPtr hMnu, uint uPosition, uint uFlags, IntPtr uIDNewItem, string lpNewItem);
// 定义菜单项标识符(样式)
public enum MenuItemFlags : uint
{
MF_BYCOMMAND = 0x00000000,
MF_POPUP = 0x00000010,
MF_SEPARATOR = 0x00000800,
MF_STRING = 0x00000000,
MIIM_FTYPE = 0x00000100,
MF_RIGHTJUSTIFY = 0x00004000,
MF_CHECKED = 0x00000008,
MF_RADIOCHECK= 0x00000200,
MF_MENUBREAK= 0x00000040,
MF_MENUBARBREAK= 0x00000020,
MF_RIGHTORDER=0x00002000,
MFS_DISABLED=0x00000003,
MFS_DEFAULT=0x00001000,
MFS_ENABLED=0x00000000,
MFS_HILITE=0x00000080
}
}
/// <summary>
/// 使用Win32 API创建和管理菜单的测试类。
/// </summary>
public static class Win32MenuTest
{
/// <summary>
/// 为给定窗体创建菜单和子菜单。
/// </summary>
/// <param name="form">将添加菜单的窗体。</param>
/// 使用示例：
/// <code>
/// Form form = new Form();
/// Win32MenuTest.TestMenu(form);
/// </code>
public static void TestMenu(Form form)
{
WindowsPlus.EnableDarkModeForWindow(form.Handle, true);
FlowLayoutPanel panel = new FlowLayoutPanel() { Dock=DockStyle.Fill};
Button bt = new Button() { Text = "Logger" };
Button bt2 = new Button() { Text = "Scn" };
ScnLexer lexer = new ScnLexer();
lexer.InputData(Resources.test);
bt.Click += (obj, e) =>
{
new LoggerUI().Show();
};
bt2.Click += (obj, e) =>
{
lexer.LexerAllString();
};
panel.Controls.Add(bt);
panel.Controls.Add(bt2);
form.Controls.Add(panel);
Win32Menu MainMenu = new("MainMenu");
Win32Menu FileMenu = new("Sample");
MainMenu.AddSubMenu(FileMenu, 0);
Win32Menu hMenu = new("Checked");
FileMenu.AddMenuItem(hMenu, MenuItemFlags.MF_CHECKED);
Win32Menu CMenu = new("-");
FileMenu.AddMenuItem(CMenu, MenuItemFlags.MF_SEPARATOR);
Win32Menu RMenu = new("Radio Checked!");
FileMenu.AddMenuItem(RMenu, MenuItemFlags.MF_RADIOCHECK | MenuItemFlags.MF_CHECKED | MenuItemFlags.MFS_DISABLED);
Win32Menu ExitMenu = new("Exit");
FileMenu.AddMenuItem(ExitMenu, 0);
Win32Menu XMenu = new("x");
MainMenu.AddSubMenu(XMenu, MenuItemFlags.MF_RIGHTJUSTIFY);
MainMenu.SetMenuForWindow(form);
Application.Run(form);
}
}
/// <summary>
/// 表示菜单或菜单项的类。
/// </summary>
public class Win32Menu
{
private List<Win32Menu> _SubMenus = new();
private List<Win32Menu> _MenuItems = new();
private string _MenuText = "Menu";
private IntPtr _Id = CreateMenu();
/// <summary>
/// 初始化Win32Menu类的新实例。
/// </summary>
/// <param name="MenuText">此菜单显示的文本。</param>
public Win32Menu(string MenuText)
{
_MenuText = MenuText;
}
/// <summary>
/// 向此菜单添加子菜单。
/// </summary>
/// <param name="menu">要添加的子菜单。</param>
/// <param name="style">子菜单的样式。</param>
public void AddSubMenu(Win32Menu menu, MenuItemFlags style)
{
AppendMenu(_Id, (uint)MenuItemFlags.MF_POPUP | (uint)style, (uint)menu._Id, menu._MenuText);
_SubMenus.Add(menu);
}
/// <summary>
/// 向此菜单添加菜单项。
/// </summary>
/// <param name="menu">要添加的菜单项。</param>
/// <param name="style">菜单项的样式。</param>
public void AddMenuItem(Win32Menu menu, MenuItemFlags style)
{
AppendMenu(_Id, 0 | (uint)style, (uint)menu._Id, menu._MenuText);
_MenuItems.Add(menu);
}
/// <summary>
/// 为给定窗体设置此菜单。
/// </summary>
/// <param name="form">将设置菜单的窗体。</param>
public void SetMenuForWindow(Form form)
{
SetMenu(form.Handle, _Id);
}
}
}