reactos/apps/tests/user32/msg.c

   1 /*
   2  * Unit tests for window message handling
   3  *
   4  * Copyright 1999 Ove Kaaven
   5  * Copyright 2003 Dimitrie O. Paun
   6  *
   7  * This library is free software; you can redistribute it and/or
   8  * modify it under the terms of the GNU Lesser General Public
   9  * License as published by the Free Software Foundation; either
  10  * version 2.1 of the License, or (at your option) any later version.
  11  *
  12  * This library is distributed in the hope that it will be useful,
  13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  15  * Lesser General Public License for more details.
  16  *
  17  * You should have received a copy of the GNU Lesser General Public
  18  * License along with this library; if not, write to the Free Software
  19  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  20  */
  21
  22 #include <assert.h>
  23 #include <stdlib.h>
  24 #include <stdarg.h>
  25 #include <stdio.h>
  26
  27 #include "windef.h"
  28 #include "winbase.h"
  29 #include "wingdi.h"
  30 #include "winuser.h"
  31
  32 #include "wine/test.h"
  33
  34
  35 /*
  36 FIXME: add tests for these
  37 Window Edge Styles (Win31/Win95/98 look), in order of precedence:
  38  WS_EX_DLGMODALFRAME: double border, WS_CAPTION allowed
  39  WS_THICKFRAME: thick border
  40  WS_DLGFRAME: double border, WS_CAPTION not allowed (but possibly shown anyway)
  41  WS_BORDER (default for overlapped windows): single black border
  42  none (default for child (and popup?) windows): no border
  43 */
  44
  45 typedef enum {
  46     sent=0x1, posted=0x2, parent=0x4, wparam=0x8, lparam=0x10,
  47     defwinproc=0x20
  48 } msg_flags_t;
  49
  50 struct message {
  51     UINT message;          /* the WM_* code */
  52     msg_flags_t flags;     /* message props */
  53     WPARAM wParam;         /* expacted value of wParam */
  54     LPARAM lParam;         /* expacted value of lParam */
  55 };
  56
  57 /* CreateWindow (for overlapped window, not initially visible) (16/32) */
  58 static struct message WmCreateOverlappedSeq[] = {
  59     { WM_GETMINMAXINFO, sent },
  60     { WM_NCCREATE, sent },
  61     { WM_NCCALCSIZE, sent|wparam, 0 },
  62     { WM_CREATE, sent },
  63     { 0 }
  64 };
  65 /* ShowWindow (for overlapped window) (16/32) */
  66 static struct message WmShowOverlappedSeq[] = {
  67     { WM_SHOWWINDOW, sent|wparam, 1 },
  68     { WM_WINDOWPOSCHANGING, sent|wparam, /*FIXME: SWP_NOMOVE|SWP_NOSIZE|SWP_SHOWWINDOW*/ 0 },
  69     /* FIXME: WM_QUERYNEWPALETTE, if in 256-color mode */
  70     { WM_WINDOWPOSCHANGING, sent|wparam, /*FIXME: SWP_NOMOVE|SWP_NOSIZE*/ 0 },
  71     { WM_ACTIVATEAPP, sent|wparam, 1 },
  72     { WM_NCACTIVATE, sent|wparam, 1 },
  73     { WM_GETTEXT, sent|defwinproc },
  74     { WM_ACTIVATE, sent|wparam, 1 },
  75     { WM_SETFOCUS, sent|wparam|defwinproc, 0 },
  76     { WM_NCPAINT, sent|wparam, 1 },
  77     { WM_GETTEXT, sent|defwinproc },
  78     { WM_ERASEBKGND, sent },
  79     { WM_WINDOWPOSCHANGED, sent|wparam, SWP_NOMOVE|SWP_NOSIZE|SWP_NOZORDER|SWP_SHOWWINDOW },
  80     { WM_SIZE, sent },
  81     { WM_MOVE, sent },
  82     { 0 }
  83 };
  84
  85 /* DestroyWindow (for overlapped window) (32) */
  86 static struct message WmDestroyOverlappedSeq[] = {
  87     { WM_WINDOWPOSCHANGING, sent|wparam, 0 },
  88     { WM_WINDOWPOSCHANGED, sent|wparam, 0 },
  89     { WM_NCACTIVATE, sent|wparam, 0 },
  90     { WM_ACTIVATE, sent|wparam, 0 },
  91     { WM_ACTIVATEAPP, sent|wparam, 0 },
  92     { WM_KILLFOCUS, sent|wparam, 0 },
  93     { WM_DESTROY, sent },
  94     { WM_NCDESTROY, sent },
  95     { 0 }
  96 };
  97 /* CreateWindow (for child window, not initially visible) */
  98 static struct message WmCreateChildSeq[] = {
  99     { WM_NCCREATE, sent },
 100     /* child is inserted into parent's child list after WM_NCCREATE returns */
 101     { WM_NCCALCSIZE, sent|wparam, 0 },
 102     { WM_CREATE, sent },
 103     { WM_SIZE, sent },
 104     { WM_MOVE, sent },
 105     { WM_PARENTNOTIFY, sent|parent|wparam, 1 },
 106     { 0 }
 107 };
 108 /* ShowWindow (for child window) */
 109 static struct message WmShowChildSeq[] = {
 110     { WM_SHOWWINDOW, sent|wparam, 1 },
 111     { WM_WINDOWPOSCHANGING, sent|wparam, 0 },
 112     { WM_ERASEBKGND, sent|parent },
 113     { WM_WINDOWPOSCHANGED, sent|wparam, 0 },
 114     { 0 }
 115 };
 116 /* DestroyWindow (for child window) */
 117 static struct message WmDestroyChildSeq[] = {
 118     { WM_PARENTNOTIFY, sent|parent|wparam, 2 },
 119     { WM_SHOWWINDOW, sent|wparam, 0 },
 120     { WM_WINDOWPOSCHANGING, sent|wparam, 0 },
 121     { WM_ERASEBKGND, sent|parent },
 122     { WM_WINDOWPOSCHANGED, sent|wparam, 0 },
 123     { WM_DESTROY, sent },
 124     { WM_NCDESTROY, sent },
 125     { 0 }
 126 };
 127 /* Moving the mouse in nonclient area */
 128 static struct message WmMouseMoveInNonClientAreaSeq[] = { /* FIXME: add */
 129     { WM_NCHITTEST, sent },
 130     { WM_SETCURSOR, sent },
 131     { WM_NCMOUSEMOVE, posted },
 132     { 0 }
 133 };
 134 /* Moving the mouse in client area */
 135 static struct message WmMouseMoveInClientAreaSeq[] = { /* FIXME: add */
 136     { WM_NCHITTEST, sent },
 137     { WM_SETCURSOR, sent },
 138     { WM_MOUSEMOVE, posted },
 139     { 0 }
 140 };
 141 /* Moving by dragging the title bar (after WM_NCHITTEST and WM_SETCURSOR) (outline move) */
 142 static struct message WmDragTitleBarSeq[] = { /* FIXME: add */
 143     { WM_NCLBUTTONDOWN, sent|wparam, HTCAPTION },
 144     { WM_SYSCOMMAND, sent|defwinproc|wparam, SC_MOVE+2 },
 145     { WM_GETMINMAXINFO, sent|defwinproc },
 146     { WM_ENTERSIZEMOVE, sent|defwinproc },
 147     { WM_WINDOWPOSCHANGING, sent|defwinproc },
 148     { WM_WINDOWPOSCHANGED, sent|defwinproc },
 149     { WM_MOVE, sent|defwinproc },
 150     { WM_EXITSIZEMOVE, sent|defwinproc },
 151     { 0 }
 152 };
 153 /* Sizing by dragging the thick borders (after WM_NCHITTEST and WM_SETCURSOR) (outline move) */
 154 static struct message WmDragThinkBordersBarSeq[] = { /* FIXME: add */
 155     { WM_NCLBUTTONDOWN, sent|wparam, 0xd },
 156     { WM_SYSCOMMAND, sent|defwinproc|wparam, 0xf004 },
 157     { WM_GETMINMAXINFO, sent|defwinproc },
 158     { WM_ENTERSIZEMOVE, sent|defwinproc },
 159     { WM_SIZING, sent|defwinproc|wparam, 4}, /* one for each mouse movement */
 160     { WM_WINDOWPOSCHANGING, sent|defwinproc },
 161     { WM_GETMINMAXINFO, sent|defwinproc },
 162     { WM_NCCALCSIZE, sent|defwinproc|wparam, 1 },
 163     { WM_NCPAINT, sent|defwinproc|wparam, 1 },
 164     { WM_GETTEXT, sent|defwinproc },
 165     { WM_ERASEBKGND, sent|defwinproc },
 166     { WM_WINDOWPOSCHANGED, sent|defwinproc },
 167     { WM_MOVE, sent|defwinproc },
 168     { WM_SIZE, sent|defwinproc },
 169     { WM_EXITSIZEMOVE, sent|defwinproc },
 170     { 0 }
 171 };
 172 /* Resizing child window with MoveWindow (32) */
 173 static struct message WmResizingChildWithMoveWindowSeq[] = {
 174     { WM_WINDOWPOSCHANGING, sent },
 175     { WM_NCCALCSIZE, sent|wparam, 1 },
 176     { WM_ERASEBKGND, sent },
 177     { WM_WINDOWPOSCHANGED, sent },
 178     { WM_MOVE, sent|defwinproc },
 179     { WM_SIZE, sent|defwinproc },
 180     { 0 }
 181 };
 182 /* Clicking on inactive button */
 183 static struct message WmClickInactiveButtonSeq[] = { /* FIXME: add */
 184     { WM_NCHITTEST, sent },
 185     { WM_PARENTNOTIFY, sent|parent|wparam, WM_LBUTTONDOWN },
 186     { WM_MOUSEACTIVATE, sent },
 187     { WM_MOUSEACTIVATE, sent|parent|defwinproc },
 188     { WM_SETCURSOR, sent },
 189     { WM_SETCURSOR, sent|parent|defwinproc },
 190     { WM_LBUTTONDOWN, posted },
 191     { WM_KILLFOCUS, posted|parent },
 192     { WM_SETFOCUS, posted },
 193     { WM_CTLCOLORBTN, posted|parent },
 194     { BM_SETSTATE, posted },
 195     { WM_CTLCOLORBTN, posted|parent },
 196     { WM_LBUTTONUP, posted },
 197     { BM_SETSTATE, posted },
 198     { WM_CTLCOLORBTN, posted|parent },
 199     { WM_COMMAND, posted|parent },
 200     { 0 }
 201 };
 202 /* Reparenting a button (16/32) */
 203 /* The last child (button) reparented gets topmost for its new parent. */
 204 static struct message WmReparentButtonSeq[] = { /* FIXME: add */
 205     { WM_SHOWWINDOW, sent|wparam, 0 },
 206     { WM_WINDOWPOSCHANGING, sent|wparam, SWP_HIDEWINDOW|SWP_NOACTIVATE|SWP_NOMOVE|SWP_NOSIZE|SWP_NOZORDER },
 207     { WM_ERASEBKGND, sent|parent },
 208     { WM_WINDOWPOSCHANGED, sent|wparam, SWP_HIDEWINDOW|SWP_NOACTIVATE|SWP_NOMOVE|SWP_NOSIZE|SWP_NOZORDER },
 209     { WM_WINDOWPOSCHANGING, sent|wparam, SWP_NOSIZE|SWP_NOZORDER },
 210     { WM_CHILDACTIVATE, sent },
 211     { WM_WINDOWPOSCHANGED, sent|wparam, SWP_NOSIZE|SWP_NOREDRAW|SWP_NOZORDER },
 212     { WM_MOVE, sent|defwinproc },
 213     { WM_SHOWWINDOW, sent|wparam, 1 },
 214     { 0 }
 215 };
 216 /* Creation of a modal dialog (32) */
 217 static struct message WmCreateModalDialogSeq[] = { /* FIXME: add */
 218     { WM_CANCELMODE, sent|parent },
 219     { WM_KILLFOCUS, sent|parent },
 220     { WM_ENABLE, sent|parent|wparam, 0 },
 221     /* (window proc creation messages not tracked yet, because...) */
 222     { WM_SETFONT, sent },
 223     { WM_INITDIALOG, sent },
 224     /* (...the window proc message hook was installed here, IsVisible still FALSE) */
 225     { WM_NCACTIVATE, sent|parent|wparam, 0 },
 226     { WM_GETTEXT, sent|defwinproc },
 227     { WM_ACTIVATE, sent|parent|wparam, 0 },
 228     { WM_WINDOWPOSCHANGING, sent },
 229     { WM_WINDOWPOSCHANGING, sent|parent },
 230     { WM_NCACTIVATE, sent|wparam, 1 },
 231     { WM_ACTIVATE, sent|wparam, 1 },
 232     /* (setting focus) */
 233     { WM_SHOWWINDOW, sent|wparam, 1 },
 234     { WM_WINDOWPOSCHANGING, sent },
 235     { WM_NCPAINT, sent },
 236     { WM_GETTEXT, sent|defwinproc },
 237     { WM_ERASEBKGND, sent },
 238     { WM_CTLCOLORDLG, sent|defwinproc },
 239     { WM_WINDOWPOSCHANGED, sent },
 240     { WM_PAINT, sent },
 241     /* FIXME: (bunch of WM_CTLCOLOR* for each control) */
 242     { WM_PAINT, sent|parent },
 243     { WM_ENTERIDLE, sent|parent|wparam, 0},
 244     { WM_SETCURSOR, sent|parent },
 245     { 0 }
 246 };
 247 /* Destruction of a modal dialog (32) */
 248 static struct message WmDestroyModalDialogSeq[] = { /* FIXME: add */
 249     /* (inside dialog proc: EndDialog is called) */
 250     { WM_ENABLE, sent|parent|wparam, 1 },
 251     { WM_SETFOCUS, sent },
 252     { WM_WINDOWPOSCHANGING, sent },
 253     { WM_NCPAINT, sent|parent },
 254     { WM_GETTEXT, sent|defwinproc },
 255     { WM_ERASEBKGND, sent|parent },
 256     { WM_WINDOWPOSCHANGED, sent },
 257     { WM_NCACTIVATE, sent|wparam, 0 },
 258     { WM_ACTIVATE, sent|wparam, 0 },
 259     { WM_WINDOWPOSCHANGING, sent },
 260     { WM_WINDOWPOSCHANGING, sent|parent },
 261     { WM_NCACTIVATE, sent|parent|wparam, 1 },
 262     { WM_GETTEXT, sent|defwinproc },
 263     { WM_ACTIVATE, sent|parent|wparam, 1 },
 264     { WM_KILLFOCUS, sent },
 265     { WM_SETFOCUS, sent|parent },
 266     { WM_DESTROY, sent },
 267     { WM_NCDESTROY, sent },
 268     { 0 }
 269 };
 270 /* Creation of a modal dialog that is resized inside WM_INITDIALOG (32) */
 271 static struct message WmCreateModalDialogResizeSeq[] = { /* FIXME: add */
 272     /* (inside dialog proc, handling WM_INITDIALOG) */
 273     { WM_WINDOWPOSCHANGING, sent },
 274     { WM_NCCALCSIZE, sent },
 275     { WM_NCACTIVATE, sent|parent|wparam, 0 },
 276     { WM_GETTEXT, sent|defwinproc },
 277     { WM_ACTIVATE, sent|parent|wparam, 0 },
 278     { WM_WINDOWPOSCHANGING, sent },
 279     { WM_WINDOWPOSCHANGING, sent|parent },
 280     { WM_NCACTIVATE, sent|wparam, 1 },
 281     { WM_ACTIVATE, sent|wparam, 1 },
 282     { WM_WINDOWPOSCHANGED, sent },
 283     { WM_SIZE, sent|defwinproc },
 284     /* (setting focus) */
 285     { WM_SHOWWINDOW, sent|wparam, 1 },
 286     { WM_WINDOWPOSCHANGING, sent },
 287     { WM_NCPAINT, sent },
 288     { WM_GETTEXT, sent|defwinproc },
 289     { WM_ERASEBKGND, sent },
 290     { WM_CTLCOLORDLG, sent|defwinproc },
 291     { WM_WINDOWPOSCHANGED, sent },
 292     { WM_PAINT, sent },
 293     /* (bunch of WM_CTLCOLOR* for each control) */
 294     { WM_PAINT, sent|parent },
 295     { WM_ENTERIDLE, sent|parent|wparam, 0 },
 296     { WM_SETCURSOR, sent|parent },
 297     { 0 }
 298 };
 299
 300 static int sequence_cnt, sequence_size;
 301 static struct message* sequence;
 302
 303 static void add_message(struct message msg)
 304 {
 305     if (!sequence)
 306         sequence = malloc ( (sequence_size = 10) * sizeof (struct message) );
 307     if (sequence_cnt == sequence_size)
 308         sequence = realloc ( sequence, (sequence_size *= 2) * sizeof (struct message) );
 309     assert(sequence);
 310     sequence[sequence_cnt++] = msg;
 311 }
 312
 313 static void flush_sequence()
 314 {
 315     free(sequence);
 316     sequence = 0;
 317     sequence_cnt = sequence_size = 0;
 318 }
 319
 320 static void ok_sequence(struct message *expected, const char *context)
 321 {
 322     static struct message end_of_sequence = { 0, 0, 0, 0 };
 323     struct message *actual = sequence;
 324
 325     add_message(end_of_sequence);
 326
 327     /* naive sequence comparison. Would be nice to use a regexp engine here */
 328     while (expected->message || actual->message)
 329     {
 330         if (expected->message == actual->message)
 331         {
 332             if (expected->flags & wparam)
 333                  ok (expected->wParam == actual->wParam,
 334                      "%s: in msg 0x%04x expecting wParam 0x%x got 0x%x\n",
 335                      context, expected->message, expected->wParam, actual->wParam);
 336             if (expected->flags & lparam)
 337                  ok (expected->lParam == actual->lParam,
 338                      "%s: in msg 0x%04x expecting lParam 0x%lx got 0x%lx\n",
 339                      context, expected->message, expected->lParam, actual->lParam);
 340             /* FIXME: should we check defwinproc? */
 341             ok ((expected->flags & (sent|posted)) == (actual->flags & (sent|posted)),
 342                 "%s: the msg 0x%04x should have been %s\n",
 343                 context, expected->message, (expected->flags & posted) ? "posted" : "sent");
 344             ok ((expected->flags & parent) == (actual->flags & parent),
 345                 "%s: the msg 0x%04x was expected in %s\n",
 346                 context, expected->message, (expected->flags & parent) ? "parent" : "child");
 347             expected++;
 348             actual++;
 349         }
 350         else if (expected->message && ((expected + 1)->message == actual->message) )
 351         {
 352           todo_wine {
 353             ok (FALSE, "%s: the msg 0x%04x was not received\n", context, expected->message);
 354             expected++;
 355           }
 356         }
 357         else if (actual->message && (expected->message == (actual + 1)->message) )
 358         {
 359           todo_wine {
 360             ok (FALSE, "%s: the msg 0x%04x was not expected\n", context, actual->message);
 361             actual++;
 362           }
 363         }
 364         else
 365         {
 366           todo_wine {
 367             ok (FALSE, "%s: the msg 0x%04x was expected, but got msg 0x%04x instead\n",
 368                 context, expected->message, actual->message);
 369             expected++;
 370             actual++;
 371           }
 372         }
 373     }
 374
 375     flush_sequence();
 376 }
 377
 378 /* test if we receive the right sequence of messages */
 379 static void test_messages(void)
 380 {
 381     HWND hwnd, hparent, hchild;
 382     HWND hchild2, hbutton;
 383
 384     hwnd = CreateWindowExA(0, "TestWindowClass", "Test overlapped", WS_OVERLAPPEDWINDOW,
 385                            100, 100, 200, 200, 0, 0, 0, NULL);
 386     ok (hwnd != 0, "Failed to create overlapped window\n");
 387     ok_sequence(WmCreateOverlappedSeq, "CreateWindow:overlapped");
 388
 389     ShowWindow(hwnd, TRUE);
 390     ok_sequence(WmShowOverlappedSeq, "ShowWindow:overlapped");
 391
 392     DestroyWindow(hwnd);
 393     ok_sequence(WmDestroyOverlappedSeq, "DestroyWindow:overlapped");
 394
 395     hparent = CreateWindowExA(0, "TestParentClass", "Test parent", WS_OVERLAPPEDWINDOW,
 396                               100, 100, 200, 200, 0, 0, 0, NULL);
 397     ok (hparent != 0, "Failed to create parent window\n");
 398     flush_sequence();
 399
 400     hchild = CreateWindowExA(0, "TestWindowClass", "Test child", WS_CHILDWINDOW,
 401                              0, 0, 10, 10, hparent, 0, 0, NULL);
 402     ok (hchild != 0, "Failed to create child window\n");
 403     ok_sequence(WmCreateChildSeq, "CreateWindow:child");
 404
 405     hchild2 = CreateWindowExA(0, "SimpleWindowClass", "Test child2", WS_CHILDWINDOW,
 406                                100, 100, 50, 50, hparent, 0, 0, NULL);
 407     ok (hchild2 != 0, "Failed to create child2 window\n");
 408     flush_sequence();
 409
 410     hbutton = CreateWindowExA(0, "TestWindowClass", "Test button", WS_CHILDWINDOW,
 411                               0, 100, 50, 50, hchild, 0, 0, NULL);
 412     ok (hbutton != 0, "Failed to create button window\n");
 413     flush_sequence();
 414
 415     ShowWindow(hchild, TRUE);
 416     ok_sequence(WmShowChildSeq, "ShowWindow:child");
 417
 418     MoveWindow(hchild, 10, 10, 20, 20, TRUE);
 419     ok_sequence(WmResizingChildWithMoveWindowSeq, "MoveWindow:child");
 420
 421     DestroyWindow(hchild);
 422     ok_sequence(WmDestroyChildSeq, "DestroyWindow:child");
 423 }
 424
 425 static LRESULT WINAPI MsgCheckProcA(HWND hwnd, UINT message, WPARAM wParam, LPARAM lParam)
 426 {
 427     struct message msg = { message, sent|wparam|lparam, wParam, lParam };
 428
 429     add_message(msg);
 430     return DefWindowProcA(hwnd, message, wParam, lParam);
 431 }
 432
 433 static BOOL RegisterWindowClasses(void)
 434 {
 435     WNDCLASSA cls;
 436
 437     cls.style = 0;
 438     cls.lpfnWndProc = MsgCheckProcA;
 439     cls.cbClsExtra = 0;
 440     cls.cbWndExtra = 0;
 441     cls.hInstance = GetModuleHandleA(0);
 442     cls.hIcon = 0;
 443     cls.hCursor = LoadCursorA(0, (LPSTR)IDC_ARROW);
 444     cls.hbrBackground = GetStockObject(WHITE_BRUSH);
 445     cls.lpszMenuName = NULL;
 446     cls.lpszClassName = "TestWindowClass";
 447
 448     if(!RegisterClassA(&cls)) return FALSE;
 449
 450     cls.style = 0;
 451     cls.lpfnWndProc = DefWindowProcA;
 452     cls.cbClsExtra = 0;
 453     cls.cbWndExtra = 0;
 454     cls.hInstance = GetModuleHandleA(0);
 455     cls.hIcon = 0;
 456     cls.hCursor = LoadCursorA(0, (LPSTR)IDC_ARROW);
 457     cls.hbrBackground = GetStockObject(WHITE_BRUSH);
 458     cls.lpszMenuName = NULL;
 459     cls.lpszClassName = "TestParentClass";
 460
 461     if(!RegisterClassA(&cls)) return FALSE;
 462
 463     cls.style = 0;
 464     cls.lpfnWndProc = DefWindowProcA;
 465     cls.cbClsExtra = 0;
 466     cls.cbWndExtra = 0;
 467     cls.hInstance = GetModuleHandleA(0);
 468     cls.hIcon = 0;
 469     cls.hCursor = LoadCursorA(0, (LPSTR)IDC_ARROW);
 470     cls.hbrBackground = GetStockObject(WHITE_BRUSH);
 471     cls.lpszMenuName = NULL;
 472     cls.lpszClassName = "SimpleWindowClass";
 473
 474     if(!RegisterClassA(&cls)) return FALSE;
 475
 476     return TRUE;
 477 }
 478
 479 START_TEST(msg)
 480 {
 481     if (!RegisterWindowClasses()) assert(0);
 482
 483     test_messages();
 484 }