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ObjectARX加载菜单

使用ObjectARX有几种加载菜单的方式

使用aced函数加载

LocadMenu.h

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#pragma once
#include "stdafx.h"

class Menu
{
public:
    Menu();
    ~Menu();
    static bool    IsFileExists(LPCTSTR szPath);
    static CString GetFolder(LPCTSTR szPath);
    static CString GetCurDir();
    static CString FindConPath(CString FileName);
    static void    CLoadMenu(CString sName, CString szPath);
    static void    CUnLoadMenu(CString sName, CString szPath);
    static void    RemoveMenuCache(CString sName, CString szPath);
};

LocadMenu.cpp

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#include "stdafx.h"
#include "LoadMenu.h"

Menu::Menu() {}

Menu::~Menu() {}

bool Menu::IsFileExists(LPCTSTR szPath)
{
    CFileStatus st;
    return CFile::GetStatus(szPath, st);
}

CString Menu::GetFolder(LPCTSTR szPath)
{
    CString strPath(szPath);
    strPath.TrimRight(_T("\\/"));

    int pos = strPath.ReverseFind(_T('\\'));
    int pos2 = strPath.ReverseFind(_T('/'));
    pos = max(pos, pos2);

    if (pos < 0)
    {
        return _T("");
    }

    return strPath.Left(pos + 1);
}

CString Menu::GetCurDir()
{
    TCHAR szPath[_MAX_PATH];
    ::GetModuleFileName(_hdllInstance, szPath, _MAX_PATH);

    TCHAR szDrive[_MAX_DRIVE];
    TCHAR szDir[_MAX_DIR];
    TCHAR szFname[_MAX_FNAME];
    TCHAR szExt[_MAX_EXT];
    _tsplitpath_s(szPath, szDrive, szDir, szFname, szExt);

    return CString(szDrive) + szDir;
}

CString Menu::FindConPath(CString FileName)
{
    CString sDir = GetCurDir();

    CString sPath = sDir + FileName;
    while (!IsFileExists(sPath))
    {
        sDir = GetFolder(sDir);
        if (sDir.IsEmpty())
        {
            return _T("");
        }

        sPath = sDir + FileName;
    }
    return sPath;
}

void Menu::CLoadMenu(CString sName, CString szPath)
{
    //加载菜单
    if (!acedIsMenuGroupLoaded(sName))
    {
        CString str;

        str = FindConPath(szPath + _T(".cuix"));
        if (str.IsEmpty())
        {
            str = FindConPath(szPath + _T(".mnu"));
        }

        acedLoadPartialMenu(str);
    }
}

void Menu::CUnLoadMenu(CString sName, CString szPath)
{
    //卸载菜单
    if (acedIsMenuGroupLoaded(sName))
    {
        CString str;

        str = FindConPath(szPath + _T(".cuix"));
        if (str.IsEmpty())
        {
            str = FindConPath(szPath + _T(".mnu"));
        }

        acedUnloadPartialMenu(str);
    }
}

void Menu::RemoveMenuCache(CString sName, CString szPath)
{
    if (acedIsMenuGroupLoaded(sName))
    {
        CString str;

        str = FindConPath(szPath + _T(".cuix"));
        if (str.IsEmpty())
        {
            return;
        }
        int   len = WideCharToMultiByte(CP_ACP, 0, str, -1, NULL, 0, NULL, NULL);
        char* ptxtTemp = new char[len + 1];
        WideCharToMultiByte(CP_ACP, 0, str, -1, ptxtTemp, len, NULL, NULL);
        remove(ptxtTemp);
        delete[] ptxtTemp;
    }
}

使用方式

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virtual AcRx::AppRetCode On_kInitAppMsg(void *pkt)
{
    // You *must* call On_kInitAppMsg here
    AcRx::AppRetCode retCode = AcRxArxApp::On_kInitAppMsg(pkt);
    Menu::CUnLoadMenu(_T("SHRoad"), _T("Library\\Menu\\SHGLJTDZKFXM"));
    Menu::CLoadMenu(_T("SHRoad"), _T("Library\\Menu\\SHGLJTDZKFXM"));

    return (retCode);
}

virtual AcRx::AppRetCode On_kUnloadAppMsg(void *pkt)
{
    AcRx::AppRetCode retCode = AcRxArxApp::On_kUnloadAppMsg(pkt);
    Menu::CUnLoadMenu(_T("SHGLJTDZKFXM"), _T("Library\\Menu\\SHGLJTDZKFXM"));
    return (retCode);
}

第二种方式使用com加载

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#include "CAcadApplication.h"
#include "CAcadDocument.h"
#include "CAcadMenuBar.h"
#include "CAcadMenuGroup.h"
#include "CAcadMenuGroups.h"
#include "CAcadPopupMenu.h"
#include "CAcadPopupMenus.h"
//加载cui文件
bool LoadPartialMenu(
    const TCHAR* filePath //局部菜单文件名
    ,
    const TCHAR* menuGroupName)

{
    //如果有的话先卸载

    long menuGroupNum; //菜单组数目

    VARIANT index;

    VariantInit(&index);

    index.vt = VT_I4;

    CString strGroupName(menuGroupName);

    CAcadApplication acadApp(acedGetAcadWinApp()->GetIDispatch(TRUE));

    CAcadMenuGroups menuGroups(acadApp.get_MenuGroups());

    CAcadMenuGroup menuGroup;

    menuGroupNum = menuGroups.get_Count();

    for (long i = 0; i < menuGroupNum; i++)
    {
        index.lVal = i;

        menuGroup = menuGroups.Item(index);
        CString strName = menuGroup.get_Name();
        if (strName.CompareNoCase(strGroupName) == 0)
        {
            menuGroup.Unload();

            break;
            //return false;
        }
    }

    //加载菜单

    VARIANT BaseMenu; //是否加载为基础菜单

    VariantInit(&BaseMenu);

    BaseMenu.vt = VT_BOOL;

    BaseMenu.boolVal = FALSE;

    menuGroups.Load(CString(filePath), BaseMenu);
    // 把菜单在菜单条上显示出来

    //CAcadMenuBar menuBar(acadApp.get_MenuBar());  //当前菜单条

    //CAcadPopupMenus popupMenus(menuGroup.get_Menus()); //要加入的菜单条

    //CAcadPopupMenu popupMenu;

    //long curPopupMenuNum = menuBar.get_Count();   //当前菜单条上菜单的数目

    //long n = popupMenus.get_Count();
    ////bool beExit = false;
    //for (long i = 0; i < n; i++) {

    //  index.lVal = i;

    //  popupMenu = popupMenus.Item(index);

    //  index.lVal = i + curPopupMenuNum;

    //  popupMenu.InsertInMenuBar(index);
    //  CString strName = popupMenu.get_Name();
    //  if (strName.CompareNoCase(_T("TaiyuanBoilerElevation")) == 0)
    //  {
    //      //beExit = TRUE;
    //      break;
    //  }
    //}
    return true;
}
static void initLoadMenu()
{
    CString strPath = CUtility::GetAppPath();
    strPath = strPath.Left(strPath.ReverseFind('\\'));
    if (strPath != _T(""))
    {
        strPath += _T("\\xhhk.cuix");
    }
    LoadPartialMenu(strPath, _T("xhhk"));
}

在On_kInitAppMsg中

initLoadMenu();

推荐使用第一种方式，不需要加载那么多的头文件

image-20250604151542564