dlls/comctl32/tests/comboex.c

   1 /* Unit test suite for comboex control.
   2  *
   3  * Copyright 2005 Jason Edmeades
   4  *
   5  * This library is free software; you can redistribute it and/or
   6  * modify it under the terms of the GNU Lesser General Public
   7  * License as published by the Free Software Foundation; either
   8  * version 2.1 of the License, or (at your option) any later version.
   9  *
  10  * This library is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  13  * Lesser General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU Lesser General Public
  16  * License along with this library; if not, write to the Free Software
  17  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  18  */
  19
  20 #include <assert.h>
  21 #include <windows.h>
  22 #include <commctrl.h>
  23
  24 #include "wine/test.h"
  25
  26 static HWND hComboExParentWnd;
  27 static HINSTANCE hMainHinst;
  28 static const char ComboExTestClass[] = "ComboExTestClass";
  29
  30 #define MAX_CHARS 100
  31 static char *textBuffer = NULL;
  32
  33 static HWND createComboEx(DWORD style) {
  34    return CreateWindowExA(0, WC_COMBOBOXEXA, NULL, style, 0, 0, 300, 300,
  35             hComboExParentWnd, NULL, hMainHinst, NULL);
  36 }
  37
  38 static LONG addItem(HWND cbex, int idx, LPTSTR text) {
  39     COMBOBOXEXITEM cbexItem;
  40     memset(&cbexItem, 0x00, sizeof(cbexItem));
  41     cbexItem.mask = CBEIF_TEXT;
  42     cbexItem.iItem = idx;
  43     cbexItem.pszText    = text;
  44     cbexItem.cchTextMax = 0;
  45     return (LONG)SendMessage(cbex, CBEM_INSERTITEM, 0,(LPARAM)&cbexItem);
  46 }
  47
  48 static LONG setItem(HWND cbex, int idx, LPTSTR text) {
  49     COMBOBOXEXITEM cbexItem;
  50     memset(&cbexItem, 0x00, sizeof(cbexItem));
  51     cbexItem.mask = CBEIF_TEXT;
  52     cbexItem.iItem = idx;
  53     cbexItem.pszText    = text;
  54     cbexItem.cchTextMax = 0;
  55     return (LONG)SendMessage(cbex, CBEM_SETITEM, 0,(LPARAM)&cbexItem);
  56 }
  57
  58 static LONG delItem(HWND cbex, int idx) {
  59     return (LONG)SendMessage(cbex, CBEM_DELETEITEM, (LPARAM)idx, 0);
  60 }
  61
  62 static LONG getItem(HWND cbex, int idx, COMBOBOXEXITEM *cbItem) {
  63     memset(cbItem, 0x00, sizeof(COMBOBOXEXITEM));
  64     cbItem->mask = CBEIF_TEXT;
  65     cbItem->pszText      = textBuffer;
  66     cbItem->iItem        = idx;
  67     cbItem->cchTextMax   = 100;
  68     return (LONG)SendMessage(cbex, CBEM_GETITEM, 0, (LPARAM)cbItem);
  69 }
  70
  71 static void test_comboboxex(void) {
  72     HWND myHwnd = 0;
  73     LONG res = -1;
  74     COMBOBOXEXITEM cbexItem;
  75     static TCHAR first_item[]        = {'F','i','r','s','t',' ','I','t','e','m',0},
  76                  second_item[]       = {'S','e','c','o','n','d',' ','I','t','e','m',0},
  77                  third_item[]        = {'T','h','i','r','d',' ','I','t','e','m',0},
  78                  middle_item[]       = {'B','e','t','w','e','e','n',' ','F','i','r','s','t',' ','a','n','d',' ',
  79                                         'S','e','c','o','n','d',' ','I','t','e','m','s',0},
  80                  replacement_item[]  = {'B','e','t','w','e','e','n',' ','F','i','r','s','t',' ','a','n','d',' ',
  81                                         'S','e','c','o','n','d',' ','I','t','e','m','s',0},
  82                  out_of_range_item[] = {'O','u','t',' ','o','f',' ','R','a','n','g','e',' ','I','t','e','m',0};
  83
  84     /* Allocate space for result */
  85     textBuffer = HeapAlloc(GetProcessHeap(), 0, MAX_CHARS);
  86
  87     /* Basic comboboxex test */
  88     myHwnd = createComboEx(WS_BORDER | WS_VISIBLE | WS_CHILD | CBS_DROPDOWN);
  89
  90     /* Add items onto the end of the combobox */
  91     res = addItem(myHwnd, -1, first_item);
  92     ok(res == 0, "Adding simple item failed (%d)\n", res);
  93     res = addItem(myHwnd, -1, second_item);
  94     ok(res == 1, "Adding simple item failed (%d)\n", res);
  95     res = addItem(myHwnd, 2, third_item);
  96     ok(res == 2, "Adding simple item failed (%d)\n", res);
  97     res = addItem(myHwnd, 1, middle_item);
  98     ok(res == 1, "Inserting simple item failed (%d)\n", res);
  99
 100     /* Add an item completely out of range */
 101     res = addItem(myHwnd, 99, out_of_range_item);
 102     ok(res == -1, "Adding using out of range index worked unexpectedly (%d)\n", res);
 103     res = addItem(myHwnd, 5, out_of_range_item);
 104     ok(res == -1, "Adding using out of range index worked unexpectedly (%d)\n", res);
 105     /* Removed: Causes traps on Windows XP
 106        res = addItem(myHwnd, -2, "Out Of Range Item");
 107        ok(res == -1, "Adding out of range worked unexpectedly (%ld)\n", res);
 108      */
 109
 110     /* Get an item completely out of range */
 111     res = getItem(myHwnd, 99, &cbexItem);
 112     ok(res == 0, "Getting item using out of range index worked unexpectedly (%d, %s)\n", res, cbexItem.pszText);
 113     res = getItem(myHwnd, 4, &cbexItem);
 114     ok(res == 0, "Getting item using out of range index worked unexpectedly (%d, %s)\n", res, cbexItem.pszText);
 115     res = getItem(myHwnd, -2, &cbexItem);
 116     ok(res == 0, "Getting item using out of range index worked unexpectedly (%d, %s)\n", res, cbexItem.pszText);
 117
 118     /* Get an item in range */
 119     res = getItem(myHwnd, 0, &cbexItem);
 120     ok(res != 0, "Getting item using valid index failed unexpectedly (%d)\n", res);
 121     ok(strcmp(first_item, cbexItem.pszText) == 0, "Getting item returned wrong string (%s)\n", cbexItem.pszText);
 122
 123     res = getItem(myHwnd, 1, &cbexItem);
 124     ok(res != 0, "Getting item using valid index failed unexpectedly (%d)\n", res);
 125     ok(strcmp(middle_item, cbexItem.pszText) == 0, "Getting item returned wrong string (%s)\n", cbexItem.pszText);
 126
 127     res = getItem(myHwnd, 2, &cbexItem);
 128     ok(res != 0, "Getting item using valid index failed unexpectedly (%d)\n", res);
 129     ok(strcmp(second_item, cbexItem.pszText) == 0, "Getting item returned wrong string (%s)\n", cbexItem.pszText);
 130
 131     res = getItem(myHwnd, 3, &cbexItem);
 132     ok(res != 0, "Getting item using valid index failed unexpectedly (%d)\n", res);
 133     ok(strcmp(third_item, cbexItem.pszText) == 0, "Getting item returned wrong string (%s)\n", cbexItem.pszText);
 134
 135     /* Set an item completely out of range */
 136     res = setItem(myHwnd, 99, replacement_item);
 137     ok(res == 0, "Setting item using out of range index worked unexpectedly (%d)\n", res);
 138     res = setItem(myHwnd, 4, replacement_item);
 139     ok(res == 0, "Setting item using out of range index worked unexpectedly (%d)\n", res);
 140     res = setItem(myHwnd, -2, replacement_item);
 141     ok(res == 0, "Setting item using out of range index worked unexpectedly (%d)\n", res);
 142
 143     /* Set an item in range */
 144     res = setItem(myHwnd, 0, replacement_item);
 145     ok(res != 0, "Setting first item failed (%d)\n", res);
 146     res = setItem(myHwnd, 3, replacement_item);
 147     ok(res != 0, "Setting last item failed (%d)\n", res);
 148
 149     /* Remove items completely out of range (4 items in control at this point) */
 150     res = delItem(myHwnd, -1);
 151     ok(res == CB_ERR, "Deleting using out of range index worked unexpectedly (%d)\n", res);
 152     res = delItem(myHwnd, 4);
 153     ok(res == CB_ERR, "Deleting using out of range index worked unexpectedly (%d)\n", res);
 154
 155     /* Remove items in range (4 items in control at this point) */
 156     res = delItem(myHwnd, 3);
 157     ok(res == 3, "Deleting using out of range index failed (%d)\n", res);
 158     res = delItem(myHwnd, 0);
 159     ok(res == 2, "Deleting using out of range index failed (%d)\n", res);
 160     res = delItem(myHwnd, 0);
 161     ok(res == 1, "Deleting using out of range index failed (%d)\n", res);
 162     res = delItem(myHwnd, 0);
 163     ok(res == 0, "Deleting using out of range index failed (%d)\n", res);
 164
 165     /* Remove from an empty box */
 166     res = delItem(myHwnd, 0);
 167     ok(res == CB_ERR, "Deleting using out of range index worked unexpectedly (%d)\n", res);
 168
 169
 170     /* Cleanup */
 171     HeapFree(GetProcessHeap(), 0, textBuffer);
 172     DestroyWindow(myHwnd);
 173 }
 174
 175 static void test_WM_LBUTTONDOWN(void)
 176 {
 177     HWND hComboEx, hCombo, hEdit, hList;
 178     COMBOBOXINFO cbInfo;
 179     UINT x, y, item_height;
 180     LRESULT result;
 181     int i, idx;
 182     RECT rect;
 183     WCHAR buffer[3];
 184     static const UINT choices[] = {8,9,10,11,12,14,16,18,20,22,24,26,28,36,48,72};
 185     static const WCHAR stringFormat[] = {'%','2','d','\0'};
 186
 187     hComboEx = CreateWindowExA(0, WC_COMBOBOXEXA, NULL,
 188             WS_VISIBLE|WS_CHILD|CBS_DROPDOWN, 0, 0, 200, 150,
 189             hComboExParentWnd, NULL, hMainHinst, NULL);
 190
 191     for (i = 0; i < sizeof(choices)/sizeof(UINT); i++){
 192         COMBOBOXEXITEMW cbexItem;
 193         wsprintfW(buffer, stringFormat, choices[i]);
 194
 195         memset(&cbexItem, 0x00, sizeof(cbexItem));
 196         cbexItem.mask = CBEIF_TEXT;
 197         cbexItem.iItem = i;
 198         cbexItem.pszText = buffer;
 199         cbexItem.cchTextMax = 0;
 200         ok(SendMessageW(hComboEx, CBEM_INSERTITEMW, 0, (LPARAM)&cbexItem) >= 0,
 201            "Failed to add item %d\n", i);
 202     }
 203
 204     hCombo = (HWND)SendMessage(hComboEx, CBEM_GETCOMBOCONTROL, 0, 0);
 205     hEdit = (HWND)SendMessage(hComboEx, CBEM_GETEDITCONTROL, 0, 0);
 206
 207     cbInfo.cbSize = sizeof(COMBOBOXINFO);
 208     result = GetComboBoxInfo(hCombo, &cbInfo);
 209     ok(result, "Failed to get combobox info structure. LastError=%d\n",
 210        GetLastError());
 211     hList = cbInfo.hwndList;
 212
 213     trace("hWnd=%p, hComboEx=%p, hCombo=%p, hList=%p, hEdit=%p\n",
 214          hComboExParentWnd, hComboEx, hCombo, hList, hEdit);
 215     ok(GetFocus() == hComboExParentWnd,
 216        "Focus not on Main Window, instead on %p\n", GetFocus());
 217
 218     /* Click on the button to drop down the list */
 219     x = cbInfo.rcButton.left + (cbInfo.rcButton.right-cbInfo.rcButton.left)/2;
 220     y = cbInfo.rcButton.top + (cbInfo.rcButton.bottom-cbInfo.rcButton.top)/2;
 221     result = SendMessage(hCombo, WM_LBUTTONDOWN, 0, MAKELPARAM(x, y));
 222     ok(result, "WM_LBUTTONDOWN was not processed. LastError=%d\n",
 223        GetLastError());
 224     ok(GetFocus() == hCombo,
 225        "Focus not on ComboBoxEx's ComboBox Control, instead on %p\n",
 226        GetFocus());
 227     ok(SendMessage(hComboEx, CB_GETDROPPEDSTATE, 0, 0),
 228        "The dropdown list should have appeared after clicking the button.\n");
 229     idx = SendMessage(hCombo, CB_GETTOPINDEX, 0, 0);
 230     ok(idx == 0, "For TopIndex expected %d, got %d\n", 0, idx);
 231
 232     result = SendMessage(hCombo, WM_LBUTTONUP, 0, MAKELPARAM(x, y));
 233     ok(result, "WM_LBUTTONUP was not processed. LastError=%d\n",
 234        GetLastError());
 235     ok(GetFocus() == hCombo,
 236        "Focus not on ComboBoxEx's ComboBox Control, instead on %p\n",
 237        GetFocus());
 238
 239     /* Click on the 5th item in the list */
 240     item_height = SendMessage(hCombo, CB_GETITEMHEIGHT, 0, 0);
 241     ok(GetClientRect(hList, &rect), "Failed to get list's client rect.\n");
 242     x = rect.left + (rect.right-rect.left)/2;
 243     y = item_height/2 + item_height*4;
 244     result = SendMessage(hList, WM_MOUSEMOVE, 0, MAKELPARAM(x, y));
 245     ok(!result, "WM_MOUSEMOVE was not processed. LastError=%d\n",
 246        GetLastError());
 247     ok(GetFocus() == hCombo,
 248        "Focus not on ComboBoxEx's ComboBox Control, instead on %p\n",
 249        GetFocus());
 250
 251     result = SendMessage(hList, WM_LBUTTONDOWN, 0, MAKELPARAM(x, y));
 252     ok(!result, "WM_LBUTTONDOWN was not processed. LastError=%d\n",
 253        GetLastError());
 254     ok(GetFocus() == hCombo,
 255        "Focus not on ComboBoxEx's ComboBox Control, instead on %p\n",
 256        GetFocus());
 257     ok(SendMessage(hComboEx, CB_GETDROPPEDSTATE, 0, 0),
 258        "The dropdown list should still be visible.\n");
 259
 260     result = SendMessage(hList, WM_LBUTTONUP, 0, MAKELPARAM(x, y));
 261     ok(!result, "WM_LBUTTONUP was not processed. LastError=%d\n",
 262        GetLastError());
 263     todo_wine ok(GetFocus() == hEdit,
 264        "Focus not on ComboBoxEx's Edit Control, instead on %p\n",
 265        GetFocus());
 266     ok(!SendMessage(hCombo, CB_GETDROPPEDSTATE, 0, 0),
 267        "The dropdown list should have been rolled up.\n");
 268     idx = SendMessage(hComboEx, CB_GETCURSEL, 0, 0);
 269     ok(idx == 4, "Current Selection: expected %d, got %d\n", 4, idx);
 270
 271     DestroyWindow(hComboEx);
 272 }
 273
 274 static LRESULT CALLBACK ComboExTestWndProc(HWND hWnd, UINT msg, WPARAM wParam, LPARAM lParam)
 275 {
 276     switch(msg) {
 277
 278     case WM_DESTROY:
 279         PostQuitMessage(0);
 280         break;
 281
 282     default:
 283         return DefWindowProcA(hWnd, msg, wParam, lParam);
 284     }
 285
 286     return 0L;
 287 }
 288
 289 static int init(void)
 290 {
 291     HMODULE hComctl32;
 292     BOOL (WINAPI *pInitCommonControlsEx)(const INITCOMMONCONTROLSEX*);
 293     WNDCLASSA wc;
 294     INITCOMMONCONTROLSEX iccex;
 295
 296     hComctl32 = GetModuleHandleA("comctl32.dll");
 297     pInitCommonControlsEx = (void*)GetProcAddress(hComctl32, "InitCommonControlsEx");
 298     if (!pInitCommonControlsEx)
 299     {
 300         skip("InitCommonControlsEx() is missing. Skipping the tests\n");
 301         return 0;
 302     }
 303     iccex.dwSize = sizeof(iccex);
 304     iccex.dwICC  = ICC_USEREX_CLASSES;
 305     pInitCommonControlsEx(&iccex);
 306
 307     wc.style = CS_HREDRAW | CS_VREDRAW;
 308     wc.cbClsExtra = 0;
 309     wc.cbWndExtra = 0;
 310     wc.hInstance = GetModuleHandleA(NULL);
 311     wc.hIcon = NULL;
 312     wc.hCursor = LoadCursorA(NULL, IDC_ARROW);
 313     wc.hbrBackground = GetSysColorBrush(COLOR_WINDOW);
 314     wc.lpszMenuName = NULL;
 315     wc.lpszClassName = ComboExTestClass;
 316     wc.lpfnWndProc = ComboExTestWndProc;
 317     RegisterClassA(&wc);
 318
 319     hComboExParentWnd = CreateWindowExA(0, ComboExTestClass, "ComboEx test", WS_OVERLAPPEDWINDOW|WS_VISIBLE,
 320       CW_USEDEFAULT, CW_USEDEFAULT, 680, 260, NULL, NULL, GetModuleHandleA(NULL), 0);
 321     assert(hComboExParentWnd != NULL);
 322
 323     hMainHinst = GetModuleHandleA(NULL);
 324     return 1;
 325 }
 326
 327 static void cleanup(void)
 328 {
 329     MSG msg;
 330
 331     PostMessageA(hComboExParentWnd, WM_CLOSE, 0, 0);
 332     while (GetMessageA(&msg,0,0,0)) {
 333         TranslateMessage(&msg);
 334         DispatchMessageA(&msg);
 335     }
 336
 337     UnregisterClassA(ComboExTestClass, GetModuleHandleA(NULL));
 338 }
 339
 340 START_TEST(comboex)
 341 {
 342     if (!init())
 343         return;
 344
 345     test_comboboxex();
 346     test_WM_LBUTTONDOWN();
 347
 348     cleanup();
 349 }