UINT WINAPI GetRoleTextA(DWORD role, LPSTR lpRole, UINT rolemax) { UINT length; WCHAR *roletextW; TRACE("%u %p %u\n", role, lpRole, rolemax); length = GetRoleTextW(role, NULL, 0); if((length == 0) || (lpRole && !rolemax)) return 0; roletextW = HeapAlloc(GetProcessHeap(), 0, (length + 1)*sizeof(WCHAR)); if(!roletextW) return 0; GetRoleTextW(role, roletextW, length + 1); length = WideCharToMultiByte( CP_ACP, 0, roletextW, -1, NULL, 0, NULL, NULL ); if(!lpRole){ HeapFree(GetProcessHeap(), 0, roletextW); return length - 1; } WideCharToMultiByte( CP_ACP, 0, roletextW, -1, lpRole, rolemax, NULL, NULL ); if(rolemax < length){ lpRole[rolemax-1] = '\0'; length = rolemax; } HeapFree(GetProcessHeap(), 0, roletextW); return length - 1; }
static void test_getroletext(void) { INT ret, role; CHAR buf[2], *buff; WCHAR bufW[2], *buffW; /* wrong role number */ ret = GetRoleTextA(-1, NULL, 0); ok(ret == 0, "GetRoleTextA doesn't return zero on wrong role number, got %d\n", ret); buf[0] = '*'; ret = GetRoleTextA(-1, buf, 2); ok(ret == 0, "GetRoleTextA doesn't return zero on wrong role number, got %d\n", ret); ok(buf[0] == 0, "GetRoleTextA doesn't return NULL char on wrong role number\n"); buf[0] = '*'; ret = GetRoleTextA(-1, buf, 0); ok(ret == 0, "GetRoleTextA doesn't return zero on wrong role number, got %d\n", ret); ok(buf[0] == '*', "GetRoleTextA modified buffer on wrong role number\n"); ret = GetRoleTextW(-1, NULL, 0); ok(ret == 0, "GetRoleTextW doesn't return zero on wrong role number, got %d\n", ret); bufW[0] = '*'; ret = GetRoleTextW(-1, bufW, 2); ok(ret == 0, "GetRoleTextW doesn't return zero on wrong role number, got %d\n", ret); ok(bufW[0] == '\0', "GetRoleTextW doesn't return NULL char on wrong role number\n"); bufW[0] = '*'; ret = GetRoleTextW(-1, bufW, 0); ok(ret == 0, "GetRoleTextW doesn't return zero on wrong role number, got %d\n", ret); /* zero role number - not documented */ ret = GetRoleTextA(0, NULL, 0); ok(ret > 0, "GetRoleTextA doesn't return (>0) for zero role number, got %d\n", ret); ret = GetRoleTextW(0, NULL, 0); ok(ret > 0, "GetRoleTextW doesn't return (>0) for zero role number, got %d\n", ret); /* NULL buffer, return length */ ret = GetRoleTextA(ROLE_SYSTEM_TITLEBAR, NULL, 0); ok(ret > 0, "GetRoleTextA doesn't return length on NULL buffer, got %d\n", ret); ret = GetRoleTextA(ROLE_SYSTEM_TITLEBAR, NULL, 1); ok(ret > 0, "GetRoleTextA doesn't return length on NULL buffer, got %d\n", ret); ret = GetRoleTextW(ROLE_SYSTEM_TITLEBAR, NULL, 0); ok(ret > 0, "GetRoleTextW doesn't return length on NULL buffer, got %d\n", ret); ret = GetRoleTextW(ROLE_SYSTEM_TITLEBAR, NULL, 1); ok(ret > 0, "GetRoleTextW doesn't return length on NULL buffer, got %d\n", ret); /* use a smaller buffer */ bufW[0] = '*'; ret = GetRoleTextA(ROLE_SYSTEM_TITLEBAR, buf, 0); ok(!ret, "GetRoleTextA doesn't return 0, got %d\n", ret); ok(buf[0] == '*', "GetRoleTextA modified buffer\n"); buffW = NULL; ret = GetRoleTextW(ROLE_SYSTEM_TITLEBAR, (WCHAR*)&buffW, 0); ok(ret, "GetRoleTextW doesn't return length\n"); ok(buffW != NULL, "GetRoleTextW doesn't modify buffer\n"); buf[0] = '*'; ret = GetRoleTextA(ROLE_SYSTEM_TITLEBAR, buf, 1); ok(ret == 0, "GetRoleTextA returned wrong length\n"); ok(buf[0] == '\0', "GetRoleTextA returned not zero-length buffer\n"); buf[0] = '*'; ret = GetRoleTextA(ROLE_SYSTEM_TITLEBAR, buf, 2); ok(!ret, "GetRoleTextA returned wrong length, got %d, expected 0\n", ret); ok(!buf[0] || broken(buf[0]!='*') /* WinXP */, "GetRoleTextA returned not zero-length buffer : (%c)\n", buf[0]); bufW[0] = '*'; ret = GetRoleTextW(ROLE_SYSTEM_TITLEBAR, bufW, 1); ok(ret == 0, "GetRoleTextW returned wrong length, got %d, expected 1\n", ret); ok(bufW[0] == '\0', "GetRoleTextW returned not zero-length buffer\n"); bufW[1] = '*'; ret = GetRoleTextW(ROLE_SYSTEM_TITLEBAR, bufW, 2); ok(ret == 1, "GetRoleTextW returned wrong length, got %d, expected 1\n", ret); ok(bufW[1] == '\0', "GetRoleTextW returned not zero-length buffer\n"); /* use bigger buffer */ ret = GetRoleTextA(ROLE_SYSTEM_TITLEBAR, NULL, 0); buff = HeapAlloc(GetProcessHeap(), 0, 2*ret); buff[2*ret-1] = '*'; ret = GetRoleTextA(ROLE_SYSTEM_TITLEBAR, buff, 2*ret); ok(buff[2*ret-1] == '*', "GetRoleTextA shouldn't modify this part of buffer\n"); HeapFree(GetProcessHeap(), 0, buff); ret = GetRoleTextW(ROLE_SYSTEM_TITLEBAR, NULL, 0); buffW = HeapAlloc(GetProcessHeap(), 0, 2*ret*sizeof(WCHAR)); buffW[2*ret-1] = '*'; ret = GetRoleTextW(ROLE_SYSTEM_TITLEBAR, buffW, 2*ret); ok(buffW[2*ret-1] == '*', "GetRoleTextW shouldn't modify this part of buffer\n"); HeapFree(GetProcessHeap(), 0, buffW); /* check returned length for all roles */ for(role = 0; role <= ROLE_SYSTEM_OUTLINEBUTTON; role++){ CHAR buff2[100]; WCHAR buff2W[100]; /* NT4 and W2K don't clear the buffer on a nonexistent role in the A-call */ memset(buff2, 0, sizeof(buff2)); ret = GetRoleTextA(role, NULL, 0); ok(ret > 0, "Expected the role to be present\n"); GetRoleTextA(role, buff2, sizeof(buff2)); ok(ret == lstrlenA(buff2), "GetRoleTextA: returned length doesn't match returned buffer for role %d\n", role); /* Win98 and WinMe don't clear the buffer on a nonexistent role in the W-call */ memset(buff2W, 0, sizeof(buff2W)); ret = GetRoleTextW(role, NULL, 0); GetRoleTextW(role, buff2W, ARRAY_SIZE(buff2W)); ok(ret == lstrlenW(buff2W), "GetRoleTextW: returned length doesn't match returned buffer for role %d\n", role); } }