probleme de c++

**tony7** · 17/03/2013, 15h45

bonjour
je teste le code suivant sur visual studi c++ 2008 qui permet d'effectuer une liste deroulante par API

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#include "stdafx.h
#include <windows.h>
#include <stdio.h>
 
HINSTANCE instance;
 
#define ID_COMBOBOX_1       110
#define ID_BUTTON_1         111
#define ID_BUTTON_2         112
#define ID_EDIT_1           113
 
HWND hComboBox1;
HWND hEdit1;
 
VOID RemplieFenetrePrincipale(HWND fenetrePrincipale)
{
    hComboBox1=CreateWindow(
        "COMBOBOX",
        "",
        WS_CHILD|WS_VISIBLE|CBS_DISABLENOSCROLL|CBS_DROPDOWNLIST,
        10,10,
        180,150,
        fenetrePrincipale,
        (HMENU)ID_COMBOBOX_1,
        instance,
        NULL);
 
     hEdit1=CreateWindow(
 "EDIT",
        "Entrez le texte à ajouter",
        WS_CHILD|WS_VISIBLE|ES_AUTOHSCROLL|WS_BORDER,
        10,40,
        180,20,
        fenetrePrincipale,
        (HMENU)ID_EDIT_1,
        instance,
        NULL);
 
    CreateWindow(
        "BUTTON",
        "Ajouter",
        WS_CHILD|WS_VISIBLE|BS_PUSHBUTTON,
        10,70,
        70,20,
        fenetrePrincipale,
        (HMENU)ID_BUTTON_1,
        instance,
        NULL);
 
    CreateWindow(
        "BUTTON",
        "Supprimer",
        WS_CHILD|WS_VISIBLE|BS_PUSHBUTTON,
        90,70,
        70,20,
        fenetrePrincipale,
        (HMENU)ID_BUTTON_2,
        instance,
        NULL);
}
 
VOID NotificationControle(HWND fenetrePrincipale,UINT message,WPARAM wParam, LPARAM lParam)
{
    UINT iId=LOWORD(wParam);
    UINT iCode=HIWORD(wParam);
    HWND hCtl=(HWND)lParam;
 
   if(iId==ID_COMBOBOX_1)
   {
 
   }
   else if(iId==ID_BUTTON_1)
   {
        CHAR lpText[256];
        GetWindowText(hEdit1,lpText,256);
 
        SendMessage(hComboBox1,CB_ADDSTRING,0,(LPARAM)lpText);
   }
   else if(iId==ID_BUTTON_2)
   {
       LRESULT lRes=SendMessage(hComboBox1,CB_GETCURSEL,0,0);
       if(lRes==CB_ERR)
       {
           MessageBox(fenetrePrincipale,"Aucun élément sélectionné","Action annulée",MB_OK);
           return ;
       }
 
       SendMessage(hComboBox1,CB_DELETESTRING,(WPARAM)lRes,0);
   }
}
 
LRESULT CALLBACK procedureFenetrePrincipale(HWND fenetrePrincipale, UINT message, WPARAM wParam, LPARAM lParam)
{
    static HWND boutons[2] = {NULL};
 
    switch (message)
    {
        case WM_CREATE:
            RemplieFenetrePrincipale(fenetrePrincipale);
            return 0;
        case WM_COMMAND:
            NotificationControle(fenetrePrincipale,message,wParam,lParam);
            return 0;
        case WM_DESTROY:
            PostQuitMessage(0);
            return 0;
        default:
            return DefWindowProc(fenetrePrincipale,message,wParam,lParam);
    }
}
 
 
int APIENTRY WinMain (HINSTANCE cetteInstance, HINSTANCE precedenteInstance,
             LPSTR lignesDeCommande, int modeDAffichage)
{
    HWND fenetrePrincipale;
    MSG message;
    WNDCLASS classeFenetre;
 
    instance = cetteInstance;
 
    classeFenetre.style = CS_DBLCLKS;// pour attraper les double-clics
    classeFenetre.lpfnWndProc = procedureFenetrePrincipale;
    classeFenetre.cbClsExtra = 0;
    classeFenetre.cbWndExtra = 0;
    classeFenetre.hInstance = NULL;
    classeFenetre.hIcon = LoadIcon(NULL, IDI_APPLICATION);
    classeFenetre.hCursor = LoadCursor(NULL, IDC_ARROW);
    classeFenetre.hbrBackground = (HBRUSH)(1 + COLOR_BTNFACE);
    classeFenetre.lpszMenuName = NULL;
    classeFenetre.lpszClassName = "classeF";
 
// On prévoit quand même le cas où ça échoue
    if(!RegisterClass(&classeFenetre))
        return FALSE;
 
    fenetrePrincipale=CreateWindow(
        "classeF",
        "Ma premiere fenetre winAPI !",
        WS_OVERLAPPEDWINDOW,
        CW_USEDEFAULT,CW_USEDEFAULT,
        210,140,
        NULL,
        NULL,
        cetteInstance,
        NULL);
 
    if (!fenetrePrincipale)
        return FALSE;
 
    ShowWindow(fenetrePrincipale,modeDAffichage);
    UpdateWindow(fenetrePrincipale);
 
 
    while(GetMessage(&message,NULL,0,0))
    {
        TranslateMessage(&message);
        DispatchMessage(&message);
    }
 
    return message.wParam;
}

mais je les erreurs suivant

Code :

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1>------ Build started: Project: interface liste, Configuration: Debug Win32 ------
1>Compiling...
1>interface liste.cpp
1>c:\users\dell\desktop\interface liste\interface liste\interface liste.cpp(4) : error C2001: newline in constant
1>c:\users\dell\desktop\interface liste\interface liste\interface liste.cpp(29) : error C2664: 'CreateWindowExW' : cannot convert parameter 2 from 'const char [9]' to 'LPCWSTR'
1>        Types pointed to are unrelated; conversion requires reinterpret_cast, C-style cast or function-style cast
1>c:\users\dell\desktop\interface liste\interface liste\interface liste.cpp(40) : error C2664: 'CreateWindowExW' : cannot convert parameter 2 from 'const char [5]' to 'LPCWSTR'
1>        Types pointed to are unrelated; conversion requires reinterpret_cast, C-style cast or function-style cast
1>c:\users\dell\desktop\interface liste\interface liste\interface liste.cpp(51) : error C2664: 'CreateWindowExW' : cannot convert parameter 2 from 'const char [7]' to 'LPCWSTR'
1>        Types pointed to are unrelated; conversion requires reinterpret_cast, C-style cast or function-style cast
1>c:\users\dell\desktop\interface liste\interface liste\interface liste.cpp(62) : error C2664: 'CreateWindowExW' : cannot convert parameter 2 from 'const char [7]' to 'LPCWSTR'
1>        Types pointed to are unrelated; conversion requires reinterpret_cast, C-style cast or function-style cast
1>c:\users\dell\desktop\interface liste\interface liste\interface liste.cpp(78) : error C2664: 'GetWindowTextW' : cannot convert parameter 2 from 'CHAR [256]' to 'LPWSTR'
1>        Types pointed to are unrelated; conversion requires reinterpret_cast, C-style cast or function-style cast
1>c:\users\dell\desktop\interface liste\interface liste\interface liste.cpp(87) : error C2664: 'MessageBoxW' : cannot convert parameter 2 from 'const char [26]' to 'LPCWSTR'
1>        Types pointed to are unrelated; conversion requires reinterpret_cast, C-style cast or function-style cast
1>c:\users\dell\desktop\interface liste\interface liste\interface liste.cpp(134) : error C2440: '=' : cannot convert from 'const char [8]' to 'LPCWSTR'
1>        Types pointed to are unrelated; conversion requires reinterpret_cast, C-style cast or function-style cast
1>c:\users\dell\desktop\interface liste\interface liste\interface liste.cpp(149) : error C2664: 'CreateWindowExW' : cannot convert parameter 2 from 'const char [8]' to 'LPCWSTR'
1>        Types pointed to are unrelated; conversion requires reinterpret_cast, C-style cast or function-style cast
1>Build log was saved at "file://c:\Users\DELL\Desktop\interface liste\interface liste\Debug\BuildLog.htm"
1>interface liste - 9 error(s), 0 warning(s)
========== Build: 0 succeeded, 1 failed, 0 up-to-date, 0 skipped ==========