intern/ghost/intern/GHOST_SystemWin32.cpp

   1 /**
   2  * $Id$
   3  * ***** BEGIN GPL LICENSE BLOCK *****
   4  *
   5  * This program is free software; you can redistribute it and/or
   6  * modify it under the terms of the GNU General Public License
   7  * as published by the Free Software Foundation; either version 2
   8  * of the License, or (at your option) any later version.
   9  *
  10  * This program 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
  13  * GNU General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU General Public License
  16  * along with this program; if not, write to the Free Software Foundation,
  17  * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
  18  *
  19  * The Original Code is Copyright (C) 2001-2002 by NaN Holding BV.
  20  * All rights reserved.
  21  *
  22  * The Original Code is: all of this file.
  23  *
  24  * Contributor(s): none yet.
  25  *
  26  * ***** END GPL LICENSE BLOCK *****
  27  */
  28
  29 /**
  30
  31  * $Id$
  32  * Copyright (C) 2001 NaN Technologies B.V.
  33  * @author      Maarten Gribnau
  34  * @date        May 7, 2001
  35  */
  36
  37 #include "GHOST_SystemWin32.h"
  38 #include "GHOST_EventDragnDrop.h"
  39
  40 #define WIN32_LEAN_AND_MEAN
  41 #ifdef _WIN32_IE
  42 #undef _WIN32_IE
  43 #endif
  44 #define _WIN32_IE 0x0501
  45 #include <windows.h>
  46 #include <shlobj.h>
  47
  48 // win64 doesn't define GWL_USERDATA
  49 #ifdef WIN32
  50 #ifndef GWL_USERDATA
  51 #define GWL_USERDATA GWLP_USERDATA
  52 #define GWL_WNDPROC GWLP_WNDPROC
  53 #endif
  54 #endif
  55
  56 /*
  57  * According to the docs the mouse wheel message is supported from windows 98
  58  * upwards. Leaving WINVER at default value, the WM_MOUSEWHEEL message and the
  59  * wheel detent value are undefined.
  60  */
  61 #ifndef WM_MOUSEWHEEL
  62 #define WM_MOUSEWHEEL 0x020A
  63 #endif // WM_MOUSEWHEEL
  64 #ifndef WHEEL_DELTA
  65 #define WHEEL_DELTA 120 /* Value for rolling one detent, (old convention! MS changed it) */
  66 #endif // WHEEL_DELTA
  67
  68 /*
  69  * Defines for mouse buttons 4 and 5 aka xbutton1 and xbutton2.
  70  * MSDN: Declared in Winuser.h, include Windows.h
  71  * This does not seem to work with MinGW so we define our own here.
  72  */
  73 #ifndef XBUTTON1
  74 #define XBUTTON1 0x0001
  75 #endif // XBUTTON1
  76 #ifndef XBUTTON2
  77 #define XBUTTON2 0x0002
  78 #endif // XBUTTON2
  79 #ifndef WM_XBUTTONUP
  80 #define WM_XBUTTONUP 524
  81 #endif // WM_XBUTTONUP
  82 #ifndef WM_XBUTTONDOWN
  83 #define WM_XBUTTONDOWN 523
  84 #endif // WM_XBUTTONDOWN
  85
  86 #include "GHOST_Debug.h"
  87 #include "GHOST_DisplayManagerWin32.h"
  88 #include "GHOST_EventButton.h"
  89 #include "GHOST_EventCursor.h"
  90 #include "GHOST_EventKey.h"
  91 #include "GHOST_EventWheel.h"
  92 #include "GHOST_EventNDOF.h"
  93 #include "GHOST_TimerTask.h"
  94 #include "GHOST_TimerManager.h"
  95 #include "GHOST_WindowManager.h"
  96 #include "GHOST_WindowWin32.h"
  97 #include "GHOST_NDOFManager.h"
  98
  99 // Key code values not found in winuser.h
 100 #ifndef VK_MINUS
 101 #define VK_MINUS 0xBD
 102 #endif // VK_MINUS
 103 #ifndef VK_SEMICOLON
 104 #define VK_SEMICOLON 0xBA
 105 #endif // VK_SEMICOLON
 106 #ifndef VK_PERIOD
 107 #define VK_PERIOD 0xBE
 108 #endif // VK_PERIOD
 109 #ifndef VK_COMMA
 110 #define VK_COMMA 0xBC
 111 #endif // VK_COMMA
 112 #ifndef VK_QUOTE
 113 #define VK_QUOTE 0xDE
 114 #endif // VK_QUOTE
 115 #ifndef VK_BACK_QUOTE
 116 #define VK_BACK_QUOTE 0xC0
 117 #endif // VK_BACK_QUOTE
 118 #ifndef VK_SLASH
 119 #define VK_SLASH 0xBF
 120 #endif // VK_SLASH
 121 #ifndef VK_BACK_SLASH
 122 #define VK_BACK_SLASH 0xDC
 123 #endif // VK_BACK_SLASH
 124 #ifndef VK_EQUALS
 125 #define VK_EQUALS 0xBB
 126 #endif // VK_EQUALS
 127 #ifndef VK_OPEN_BRACKET
 128 #define VK_OPEN_BRACKET 0xDB
 129 #endif // VK_OPEN_BRACKET
 130 #ifndef VK_CLOSE_BRACKET
 131 #define VK_CLOSE_BRACKET 0xDD
 132 #endif // VK_CLOSE_BRACKET
 133 #ifndef VK_GR_LESS
 134 #define VK_GR_LESS 0xE2
 135 #endif // VK_GR_LESS
 136
 137
 138 GHOST_SystemWin32::GHOST_SystemWin32()
 139 : m_hasPerformanceCounter(false), m_freq(0), m_start(0),
 140   m_separateLeftRight(false),
 141   m_separateLeftRightInitialized(false)
 142 {
 143         m_displayManager = new GHOST_DisplayManagerWin32 ();
 144         GHOST_ASSERT(m_displayManager, "GHOST_SystemWin32::GHOST_SystemWin32(): m_displayManager==0\n");
 145         m_displayManager->initialize();
 146
 147         // Require COM for GHOST_DropTargetWin32 created in GHOST_WindowWin32.
 148         OleInitialize(0);
 149 }
 150
 151 GHOST_SystemWin32::~GHOST_SystemWin32()
 152 {
 153         // Shutdown COM
 154         OleUninitialize();
 155 }
 156
 157
 158 GHOST_TUns64 GHOST_SystemWin32::getMilliSeconds() const
 159 {
 160         // Hardware does not support high resolution timers. We will use GetTickCount instead then.
 161         if (!m_hasPerformanceCounter) {
 162                 return ::GetTickCount();
 163         }
 164
 165         // Retrieve current count
 166         __int64 count = 0;
 167         ::QueryPerformanceCounter((LARGE_INTEGER*)&count);
 168
 169         // Calculate the time passed since system initialization.
 170         __int64 delta = 1000*(count-m_start);
 171
 172         GHOST_TUns64 t = (GHOST_TUns64)(delta/m_freq);
 173         return t;
 174 }
 175
 176
 177 GHOST_TUns8 GHOST_SystemWin32::getNumDisplays() const
 178 {
 179         GHOST_ASSERT(m_displayManager, "GHOST_SystemWin32::getNumDisplays(): m_displayManager==0\n");
 180         GHOST_TUns8 numDisplays;
 181         m_displayManager->getNumDisplays(numDisplays);
 182         return numDisplays;
 183 }
 184
 185
 186 void GHOST_SystemWin32::getMainDisplayDimensions(GHOST_TUns32& width, GHOST_TUns32& height) const
 187 {
 188         width = ::GetSystemMetrics(SM_CXSCREEN);
 189         height= ::GetSystemMetrics(SM_CYSCREEN);
 190 }
 191
 192
 193 GHOST_IWindow* GHOST_SystemWin32::createWindow(
 194         const STR_String& title,
 195         GHOST_TInt32 left, GHOST_TInt32 top, GHOST_TUns32 width, GHOST_TUns32 height,
 196         GHOST_TWindowState state, GHOST_TDrawingContextType type,
 197         bool stereoVisual, const GHOST_TUns16 numOfAASamples, const GHOST_TEmbedderWindowID parentWindow )
 198 {
 199         GHOST_Window* window = 0;
 200         window = new GHOST_WindowWin32 (this, title, left, top, width, height, state, type, stereoVisual, numOfAASamples);
 201         if (window) {
 202                 if (window->getValid()) {
 203                         // Store the pointer to the window
 204 //                      if (state != GHOST_kWindowStateFullScreen) {
 205                                 m_windowManager->addWindow(window);
 206 //                      }
 207                 }
 208                 else {
 209                         // An invalid window could be one that was used to test for AA
 210                         window = ((GHOST_WindowWin32*)window)->getNextWindow();
 211
 212                         // If another window is found, let the wm know about that one, but not the old one
 213                         if (window->getValid()) {
 214                                 m_windowManager->addWindow(window);
 215                         }
 216                         else {
 217                                 delete window;
 218                                 window = 0;
 219                         }
 220
 221                 }
 222         }
 223         return window;
 224 }
 225
 226
 227 bool GHOST_SystemWin32::processEvents(bool waitForEvent)
 228 {
 229         MSG msg;
 230         bool anyProcessed = false;
 231
 232         do {
 233                 GHOST_TimerManager* timerMgr = getTimerManager();
 234
 235                 if (waitForEvent && !::PeekMessage(&msg, 0, 0, 0, PM_NOREMOVE)) {
 236 #if 1
 237                         ::Sleep(1);
 238 #else
 239                         GHOST_TUns64 next = timerMgr->nextFireTime();
 240                         GHOST_TInt64 maxSleep = next - getMilliSeconds();
 241
 242                         if (next == GHOST_kFireTimeNever) {
 243                                 ::WaitMessage();
 244                         } else if(maxSleep >= 0.0) {
 245                                 ::SetTimer(NULL, 0, maxSleep, NULL);
 246                                 ::WaitMessage();
 247                                 ::KillTimer(NULL, 0);
 248                         }
 249 #endif
 250                 }
 251
 252                 if (timerMgr->fireTimers(getMilliSeconds())) {
 253                         anyProcessed = true;
 254                 }
 255
 256                 // Process all the events waiting for us
 257                 while (::PeekMessage(&msg, 0, 0, 0, PM_REMOVE) != 0) {
 258                         ::TranslateMessage(&msg);
 259                         ::DispatchMessage(&msg);
 260                         anyProcessed = true;
 261                 }
 262         } while (waitForEvent && !anyProcessed);
 263
 264         return anyProcessed;
 265 }
 266
 267
 268 GHOST_TSuccess GHOST_SystemWin32::getCursorPosition(GHOST_TInt32& x, GHOST_TInt32& y) const
 269 {
 270         POINT point;
 271         if(::GetCursorPos(&point)){
 272                 x = point.x;
 273                 y = point.y;
 274                 return GHOST_kSuccess;
 275         }
 276         return GHOST_kFailure;
 277 }
 278
 279
 280 GHOST_TSuccess GHOST_SystemWin32::setCursorPosition(GHOST_TInt32 x, GHOST_TInt32 y)
 281 {
 282         if (!GetActiveWindow())
 283                 return GHOST_kFailure;
 284         return ::SetCursorPos(x, y) == TRUE ? GHOST_kSuccess : GHOST_kFailure;
 285 }
 286
 287
 288 GHOST_TSuccess GHOST_SystemWin32::getModifierKeys(GHOST_ModifierKeys& keys) const
 289 {
 290         if (m_separateLeftRight && m_separateLeftRightInitialized) {
 291                 bool down = HIBYTE(::GetKeyState(VK_LSHIFT)) != 0;
 292                 keys.set(GHOST_kModifierKeyLeftShift, down);
 293                 down = HIBYTE(::GetKeyState(VK_RSHIFT)) != 0;
 294                 keys.set(GHOST_kModifierKeyRightShift, down);
 295                 down = HIBYTE(::GetKeyState(VK_LMENU)) != 0;
 296                 keys.set(GHOST_kModifierKeyLeftAlt, down);
 297                 down = HIBYTE(::GetKeyState(VK_RMENU)) != 0;
 298                 keys.set(GHOST_kModifierKeyRightAlt, down);
 299                 down = HIBYTE(::GetKeyState(VK_LCONTROL)) != 0;
 300                 keys.set(GHOST_kModifierKeyLeftControl, down);
 301                 down = HIBYTE(::GetKeyState(VK_RCONTROL)) != 0;
 302                 keys.set(GHOST_kModifierKeyRightControl, down);
 303                 bool lwindown = HIBYTE(::GetKeyState(VK_LWIN)) != 0;
 304                 bool rwindown = HIBYTE(::GetKeyState(VK_RWIN)) != 0;
 305                 if(lwindown || rwindown)
 306                         keys.set(GHOST_kModifierKeyCommand, true);
 307                 else
 308                         keys.set(GHOST_kModifierKeyCommand, false);
 309         }
 310         else {
 311                 bool down = HIBYTE(::GetKeyState(VK_SHIFT)) != 0;
 312                 keys.set(GHOST_kModifierKeyLeftShift, down);
 313                 keys.set(GHOST_kModifierKeyRightShift, down);
 314                 down = HIBYTE(::GetKeyState(VK_MENU)) != 0;
 315                 keys.set(GHOST_kModifierKeyLeftAlt, down);
 316                 keys.set(GHOST_kModifierKeyRightAlt, down);
 317                 down = HIBYTE(::GetKeyState(VK_CONTROL)) != 0;
 318                 keys.set(GHOST_kModifierKeyLeftControl, down);
 319                 keys.set(GHOST_kModifierKeyRightControl, down);
 320                 bool lwindown = HIBYTE(::GetKeyState(VK_LWIN)) != 0;
 321                 bool rwindown = HIBYTE(::GetKeyState(VK_RWIN)) != 0;
 322                 if(lwindown || rwindown)
 323                         keys.set(GHOST_kModifierKeyCommand, true);
 324                 else
 325                         keys.set(GHOST_kModifierKeyCommand, false);
 326         }
 327         return GHOST_kSuccess;
 328 }
 329
 330
 331 GHOST_TSuccess GHOST_SystemWin32::getButtons(GHOST_Buttons& buttons) const
 332 {
 333         /* Check for swapped buttons (left-handed mouse buttons)
 334          * GetAsyncKeyState() will give back the state of the physical mouse buttons.
 335          */
 336         bool swapped = ::GetSystemMetrics(SM_SWAPBUTTON) == TRUE;
 337
 338         bool down = HIBYTE(::GetKeyState(VK_LBUTTON)) != 0;
 339         buttons.set(swapped ? GHOST_kButtonMaskRight : GHOST_kButtonMaskLeft, down);
 340
 341         down = HIBYTE(::GetKeyState(VK_MBUTTON)) != 0;
 342         buttons.set(GHOST_kButtonMaskMiddle, down);
 343
 344         down = HIBYTE(::GetKeyState(VK_RBUTTON)) != 0;
 345         buttons.set(swapped ? GHOST_kButtonMaskLeft : GHOST_kButtonMaskRight, down);
 346         return GHOST_kSuccess;
 347 }
 348
 349
 350 GHOST_TSuccess GHOST_SystemWin32::init()
 351 {
 352         GHOST_TSuccess success = GHOST_System::init();
 353
 354         /* Disable scaling on high DPI displays on Vista */
 355         HMODULE user32 = ::LoadLibraryA("user32.dll");
 356         typedef BOOL (WINAPI * LPFNSETPROCESSDPIAWARE)();
 357         LPFNSETPROCESSDPIAWARE SetProcessDPIAware =
 358                 (LPFNSETPROCESSDPIAWARE)GetProcAddress(user32, "SetProcessDPIAware");
 359         if (SetProcessDPIAware)
 360                 SetProcessDPIAware();
 361         FreeLibrary(user32);
 362
 363         // Determine whether this system has a high frequency performance counter. */
 364         m_hasPerformanceCounter = ::QueryPerformanceFrequency((LARGE_INTEGER*)&m_freq) == TRUE;
 365         if (m_hasPerformanceCounter) {
 366                 GHOST_PRINT("GHOST_SystemWin32::init: High Frequency Performance Timer available\n")
 367                 ::QueryPerformanceCounter((LARGE_INTEGER*)&m_start);
 368         }
 369         else {
 370                 GHOST_PRINT("GHOST_SystemWin32::init: High Frequency Performance Timer not available\n")
 371         }
 372
 373         if (success) {
 374                 WNDCLASS wc;
 375                 wc.style= CS_HREDRAW | CS_VREDRAW;
 376                 wc.lpfnWndProc= s_wndProc;
 377                 wc.cbClsExtra= 0;
 378                 wc.cbWndExtra= 0;
 379                 wc.hInstance= ::GetModuleHandle(0);
 380                 wc.hIcon = ::LoadIcon(wc.hInstance, "APPICON");
 381
 382                 if (!wc.hIcon) {
 383                         ::LoadIcon(NULL, IDI_APPLICATION);
 384                 }
 385                 wc.hCursor = ::LoadCursor(0, IDC_ARROW);
 386                 wc.hbrBackground= (HBRUSH)::GetStockObject(BLACK_BRUSH);
 387                 wc.lpszMenuName = 0;
 388                 wc.lpszClassName= GHOST_WindowWin32::getWindowClassName();
 389
 390                 // Use RegisterClassEx for setting small icon
 391                 if (::RegisterClass(&wc) == 0) {
 392                         success = GHOST_kFailure;
 393                 }
 394         }
 395         return success;
 396 }
 397
 398
 399 GHOST_TSuccess GHOST_SystemWin32::exit()
 400 {
 401         return GHOST_System::exit();
 402 }
 403
 404
 405 GHOST_TKey GHOST_SystemWin32::convertKey(WPARAM wParam, LPARAM lParam) const
 406 {
 407         GHOST_TKey key;
 408         bool isExtended = (lParam&(1<<24))?true:false;
 409
 410         if ((wParam >= '0') && (wParam <= '9')) {
 411                 // VK_0 thru VK_9 are the same as ASCII '0' thru '9' (0x30 - 0x39)
 412                 key = (GHOST_TKey)(wParam - '0' + GHOST_kKey0);
 413         }
 414         else if ((wParam >= 'A') && (wParam <= 'Z')) {
 415                 // VK_A thru VK_Z are the same as ASCII 'A' thru 'Z' (0x41 - 0x5A)
 416                 key = (GHOST_TKey)(wParam - 'A' + GHOST_kKeyA);
 417         }
 418         else if ((wParam >= VK_F1) && (wParam <= VK_F24)) {
 419                 key = (GHOST_TKey)(wParam - VK_F1 + GHOST_kKeyF1);
 420         }
 421         else {
 422                 switch (wParam) {
 423                 case VK_RETURN:
 424                         key = isExtended?GHOST_kKeyNumpadEnter:GHOST_kKeyEnter;
 425                         break;
 426
 427                 case VK_BACK:     key = GHOST_kKeyBackSpace;            break;
 428                 case VK_TAB:      key = GHOST_kKeyTab;                          break;
 429                 case VK_ESCAPE:   key = GHOST_kKeyEsc;                          break;
 430                 case VK_SPACE:    key = GHOST_kKeySpace;                        break;
 431                 case VK_PRIOR:    key = GHOST_kKeyUpPage;                       break;
 432                 case VK_NEXT:     key = GHOST_kKeyDownPage;                     break;
 433                 case VK_END:      key = GHOST_kKeyEnd;                          break;
 434                 case VK_HOME:     key = GHOST_kKeyHome;                         break;
 435                 case VK_INSERT:   key = GHOST_kKeyInsert;                       break;
 436                 case VK_DELETE:   key = GHOST_kKeyDelete;                       break;
 437                 case VK_LEFT:     key = GHOST_kKeyLeftArrow;            break;
 438                 case VK_RIGHT:    key = GHOST_kKeyRightArrow;           break;
 439                 case VK_UP:       key = GHOST_kKeyUpArrow;                      break;
 440                 case VK_DOWN:     key = GHOST_kKeyDownArrow;            break;
 441                 case VK_NUMPAD0:  key = GHOST_kKeyNumpad0;                      break;
 442                 case VK_NUMPAD1:  key = GHOST_kKeyNumpad1;                      break;
 443                 case VK_NUMPAD2:  key = GHOST_kKeyNumpad2;                      break;
 444                 case VK_NUMPAD3:  key = GHOST_kKeyNumpad3;                      break;
 445                 case VK_NUMPAD4:  key = GHOST_kKeyNumpad4;                      break;
 446                 case VK_NUMPAD5:  key = GHOST_kKeyNumpad5;                      break;
 447                 case VK_NUMPAD6:  key = GHOST_kKeyNumpad6;                      break;
 448                 case VK_NUMPAD7:  key = GHOST_kKeyNumpad7;                      break;
 449                 case VK_NUMPAD8:  key = GHOST_kKeyNumpad8;                      break;
 450                 case VK_NUMPAD9:  key = GHOST_kKeyNumpad9;                      break;
 451                 case VK_SNAPSHOT: key = GHOST_kKeyPrintScreen;          break;
 452                 case VK_PAUSE:    key = GHOST_kKeyPause;                        break;
 453                 case VK_MULTIPLY: key = GHOST_kKeyNumpadAsterisk;        break;
 454                 case VK_SUBTRACT: key = GHOST_kKeyNumpadMinus;          break;
 455                 case VK_DECIMAL:  key = GHOST_kKeyNumpadPeriod;         break;
 456                 case VK_DIVIDE:   key = GHOST_kKeyNumpadSlash;          break;
 457                 case VK_ADD:      key = GHOST_kKeyNumpadPlus;           break;
 458
 459                 case VK_SEMICOLON:              key = GHOST_kKeySemicolon;              break;
 460                 case VK_EQUALS:                 key = GHOST_kKeyEqual;                  break;
 461                 case VK_COMMA:                  key = GHOST_kKeyComma;                  break;
 462                 case VK_MINUS:                  key = GHOST_kKeyMinus;                  break;
 463                 case VK_PERIOD:                 key = GHOST_kKeyPeriod;                 break;
 464                 case VK_SLASH:                  key = GHOST_kKeySlash;                  break;
 465                 case VK_BACK_QUOTE:             key = GHOST_kKeyAccentGrave;    break;
 466                 case VK_OPEN_BRACKET:   key = GHOST_kKeyLeftBracket;    break;
 467                 case VK_BACK_SLASH:             key = GHOST_kKeyBackslash;              break;
 468                 case VK_CLOSE_BRACKET:  key = GHOST_kKeyRightBracket;   break;
 469                 case VK_QUOTE:                  key = GHOST_kKeyQuote;                  break;
 470                 case VK_GR_LESS:                key = GHOST_kKeyGrLess;                 break;
 471
 472                 // Process these keys separately because we need to distinguish right from left modifier keys
 473                 case VK_SHIFT:
 474                 case VK_CONTROL:
 475                 case VK_MENU:
 476
 477                 // Ignore these keys
 478                 case VK_NUMLOCK:
 479                 case VK_SCROLL:
 480                 case VK_CAPITAL:
 481                 default:
 482                         key = GHOST_kKeyUnknown;
 483                         break;
 484                 }
 485         }
 486         return key;
 487 }
 488
 489
 490 void GHOST_SystemWin32::processModifierKeys(GHOST_IWindow *window)
 491 {
 492         GHOST_ModifierKeys oldModifiers, newModifiers;
 493         // Retrieve old state of the modifier keys
 494         ((GHOST_SystemWin32*)getSystem())->retrieveModifierKeys(oldModifiers);
 495         // Retrieve current state of the modifier keys
 496         ((GHOST_SystemWin32*)getSystem())->getModifierKeys(newModifiers);
 497
 498         // Compare the old and the new
 499         if (!newModifiers.equals(oldModifiers)) {
 500                 // Create events for the masks that changed
 501                 for (int i = 0; i < GHOST_kModifierKeyNumMasks; i++) {
 502                         if (newModifiers.get((GHOST_TModifierKeyMask)i) != oldModifiers.get((GHOST_TModifierKeyMask)i)) {
 503                                 // Convert the mask to a key code
 504                                 GHOST_TKey key = GHOST_ModifierKeys::getModifierKeyCode((GHOST_TModifierKeyMask)i);
 505                                 bool keyDown = newModifiers.get((GHOST_TModifierKeyMask)i);
 506                                 GHOST_EventKey* event;
 507                                 if (key != GHOST_kKeyUnknown) {
 508                                         // Create an event
 509                                         event = new GHOST_EventKey(getSystem()->getMilliSeconds(), keyDown ? GHOST_kEventKeyDown: GHOST_kEventKeyUp, window, key);
 510                                         pushEvent(event);
 511                                 }
 512                         }
 513                 }
 514         }
 515
 516         // Store new modifier keys state
 517         ((GHOST_SystemWin32*)getSystem())->storeModifierKeys(newModifiers);
 518 }
 519
 520
 521 GHOST_EventButton* GHOST_SystemWin32::processButtonEvent(GHOST_TEventType type, GHOST_IWindow *window, GHOST_TButtonMask mask)
 522 {
 523         return new GHOST_EventButton (getSystem()->getMilliSeconds(), type, window, mask);
 524 }
 525
 526
 527 GHOST_EventCursor* GHOST_SystemWin32::processCursorEvent(GHOST_TEventType type, GHOST_IWindow *Iwindow)
 528 {
 529         GHOST_TInt32 x_screen, y_screen;
 530         GHOST_SystemWin32 * system = ((GHOST_SystemWin32 * ) getSystem());
 531         GHOST_WindowWin32 * window = ( GHOST_WindowWin32 * ) Iwindow;
 532
 533         system->getCursorPosition(x_screen, y_screen);
 534
 535         if(window->getCursorGrabMode() != GHOST_kGrabDisable && window->getCursorGrabMode() != GHOST_kGrabNormal)
 536         {
 537                 GHOST_TInt32 x_new= x_screen;
 538                 GHOST_TInt32 y_new= y_screen;
 539                 GHOST_TInt32 x_accum, y_accum;
 540                 GHOST_Rect bounds;
 541
 542                 /* fallback to window bounds */
 543                 if(window->getCursorGrabBounds(bounds)==GHOST_kFailure){
 544                         window->getClientBounds(bounds);
 545                 }
 546
 547                 /* could also clamp to screen bounds
 548                  * wrap with a window outside the view will fail atm  */
 549
 550                 bounds.wrapPoint(x_new, y_new, 2); /* offset of one incase blender is at screen bounds */
 551
 552                 window->getCursorGrabAccum(x_accum, y_accum);
 553                 if(x_new != x_screen|| y_new != y_screen) {
 554                         /* when wrapping we don't need to add an event because the
 555                          * setCursorPosition call will cause a new event after */
 556                         system->setCursorPosition(x_new, y_new); /* wrap */
 557                         window->setCursorGrabAccum(x_accum + (x_screen - x_new), y_accum + (y_screen - y_new));
 558                 }else{
 559                         return new GHOST_EventCursor(system->getMilliSeconds(),
 560                                                                                  GHOST_kEventCursorMove,
 561                                                                                  window,
 562                                                                                  x_screen + x_accum,
 563                                                                                  y_screen + y_accum
 564                         );
 565                 }
 566
 567         }
 568         else {
 569                 return new GHOST_EventCursor(system->getMilliSeconds(),
 570                                                                          GHOST_kEventCursorMove,
 571                                                                          window,
 572                                                                          x_screen,
 573                                                                          y_screen
 574                 );
 575         }
 576         return NULL;
 577 }
 578
 579
 580 GHOST_EventWheel* GHOST_SystemWin32::processWheelEvent(GHOST_IWindow *window, WPARAM wParam, LPARAM lParam)
 581 {
 582         // short fwKeys = LOWORD(wParam);                       // key flags
 583         int zDelta = (short) HIWORD(wParam);    // wheel rotation
 584
 585         // zDelta /= WHEEL_DELTA;
 586         // temporary fix below: microsoft now has added more precision, making the above division not work
 587         if (zDelta <= 0 ) zDelta= -1; else zDelta= 1;
 588
 589         // short xPos = (short) LOWORD(lParam); // horizontal position of pointer
 590         // short yPos = (short) HIWORD(lParam); // vertical position of pointer
 591         return new GHOST_EventWheel (getSystem()->getMilliSeconds(), window, zDelta);
 592 }
 593
 594
 595 GHOST_EventKey* GHOST_SystemWin32::processKeyEvent(GHOST_IWindow *window, bool keyDown, WPARAM wParam, LPARAM lParam)
 596 {
 597         GHOST_TKey key = ((GHOST_SystemWin32*)getSystem())->convertKey(wParam, lParam);
 598         GHOST_EventKey* event;
 599         if (key != GHOST_kKeyUnknown) {
 600                 MSG keyMsg;
 601                 char ascii = '\0';
 602
 603                         /* Eat any character related messages */
 604                 if (::PeekMessage(&keyMsg, NULL, WM_CHAR, WM_SYSDEADCHAR, PM_REMOVE)) {
 605                         ascii = (char) keyMsg.wParam;
 606                 }
 607
 608                 event = new GHOST_EventKey(getSystem()->getMilliSeconds(), keyDown ? GHOST_kEventKeyDown: GHOST_kEventKeyUp, window, key, ascii);
 609         }
 610         else {
 611                 event = 0;
 612         }
 613         return event;
 614 }
 615
 616
 617 GHOST_Event* GHOST_SystemWin32::processWindowEvent(GHOST_TEventType type, GHOST_IWindow* window)
 618 {
 619         return new GHOST_Event(getSystem()->getMilliSeconds(), type, window);
 620 }
 621
 622 GHOST_TSuccess GHOST_SystemWin32::pushDragDropEvent(GHOST_TEventType eventType,
 623                                                                                                         GHOST_TDragnDropTypes draggedObjectType,
 624                                                                                                         GHOST_IWindow* window,
 625                                                                                                         int mouseX, int mouseY,
 626                                                                                                         void* data)
 627 {
 628         GHOST_SystemWin32* system = ((GHOST_SystemWin32*)getSystem());
 629         return system->pushEvent(new GHOST_EventDragnDrop(system->getMilliSeconds(),
 630                                                                                                           eventType,
 631                                                                                                           draggedObjectType,
 632                                                                                                           window,mouseX,mouseY,data)
 633                         );
 634 }
 635
 636 void GHOST_SystemWin32::processMinMaxInfo(MINMAXINFO * minmax)
 637 {
 638         minmax->ptMinTrackSize.x=320;
 639         minmax->ptMinTrackSize.y=240;
 640 }
 641
 642
 643 LRESULT WINAPI GHOST_SystemWin32::s_wndProc(HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam)
 644 {
 645         GHOST_Event* event = 0;
 646         LRESULT lResult = 0;
 647         GHOST_SystemWin32* system = ((GHOST_SystemWin32*)getSystem());
 648         GHOST_ASSERT(system, "GHOST_SystemWin32::s_wndProc(): system not initialized")
 649
 650         if (hwnd) {
 651                 GHOST_WindowWin32* window = (GHOST_WindowWin32*)::GetWindowLong(hwnd, GWL_USERDATA);
 652                 if (window) {
 653                         switch (msg) {
 654                                 ////////////////////////////////////////////////////////////////////////
 655                                 // Keyboard events, processed
 656                                 ////////////////////////////////////////////////////////////////////////
 657                                 case WM_KEYDOWN:
 658                                         /* The WM_KEYDOWN message is posted to the window with the keyboard focus when a
 659                                          * nonsystem key is pressed. A nonsystem key is a key that is pressed when the alt
 660                                          * key is not pressed.
 661                                          */
 662                                 case WM_SYSKEYDOWN:
 663                                         /* The WM_SYSKEYDOWN message is posted to the window with the keyboard focus when
 664                                          * the user presses the F10 key (which activates the menu bar) or holds down the
 665                                          * alt key and then presses another key. It also occurs when no window currently
 666                                          * has the keyboard focus; in this case, the WM_SYSKEYDOWN message is sent to the
 667                                          * active window. The window that receives the message can distinguish between these
 668                                          * two contexts by checking the context code in the lKeyData parameter.
 669                                          */
 670                                         switch (wParam) {
 671                                                 case VK_SHIFT:
 672                                                 case VK_CONTROL:
 673                                                 case VK_MENU:
 674                                                 case VK_LWIN:
 675                                                 case VK_RWIN:
 676                                                         if (!system->m_separateLeftRightInitialized) {
 677                                                                 // Check whether this system supports separate left and right keys
 678                                                                 switch (wParam) {
 679                                                                         case VK_SHIFT:
 680                                                                                 system->m_separateLeftRight =
 681                                                                                         (HIBYTE(::GetKeyState(VK_LSHIFT)) != 0) ||
 682                                                                                         (HIBYTE(::GetKeyState(VK_RSHIFT)) != 0) ?
 683                                                                                         true : false;
 684                                                                                 break;
 685                                                                         case VK_CONTROL:
 686                                                                                 system->m_separateLeftRight =
 687                                                                                         (HIBYTE(::GetKeyState(VK_LCONTROL)) != 0) ||
 688                                                                                         (HIBYTE(::GetKeyState(VK_RCONTROL)) != 0) ?
 689                                                                                         true : false;
 690                                                                                 break;
 691                                                                         case VK_MENU:
 692                                                                                 system->m_separateLeftRight =
 693                                                                                         (HIBYTE(::GetKeyState(VK_LMENU)) != 0) ||
 694                                                                                         (HIBYTE(::GetKeyState(VK_RMENU)) != 0) ?
 695                                                                                         true : false;
 696                                                                                 break;
 697                                                                         case VK_LWIN:
 698                                                                         case VK_RWIN:
 699                                                                                 system->m_separateLeftRight = true;
 700                                                                                 break;
 701                                                                 }
 702                                                                 system->m_separateLeftRightInitialized = true;
 703                                                         }
 704                                                         system->processModifierKeys(window);
 705                                                         // Bypass call to DefWindowProc
 706                                                         return 0;
 707                                                 default:
 708                                                         event = processKeyEvent(window, true, wParam, lParam);
 709                                                         if (!event) {
 710                                                                 GHOST_PRINT("GHOST_SystemWin32::wndProc: key event ")
 711                                                                 GHOST_PRINT(msg)
 712                                                                 GHOST_PRINT(" key ignored\n")
 713                                                         }
 714                                                         break;
 715                                                 }
 716                                         break;
 717
 718                                 case WM_KEYUP:
 719                                 case WM_SYSKEYUP:
 720                                         switch (wParam) {
 721                                                 case VK_SHIFT:
 722                                                 case VK_CONTROL:
 723                                                 case VK_MENU:
 724                                                 case VK_LWIN:
 725                                                 case VK_RWIN:
 726                                                         system->processModifierKeys(window);
 727                                                         // Bypass call to DefWindowProc
 728                                                         return 0;
 729                                                 default:
 730                                                         event = processKeyEvent(window, false, wParam, lParam);
 731                                                         if (!event) {
 732                                                                 GHOST_PRINT("GHOST_SystemWin32::wndProc: key event ")
 733                                                                 GHOST_PRINT(msg)
 734                                                                 GHOST_PRINT(" key ignored\n")
 735                                                         }
 736                                                         break;
 737                                         }
 738                                         break;
 739
 740                                 ////////////////////////////////////////////////////////////////////////
 741                                 // Keyboard events, ignored
 742                                 ////////////////////////////////////////////////////////////////////////
 743                                 case WM_CHAR:
 744                                         /* The WM_CHAR message is posted to the window with the keyboard focus when
 745                                          * a WM_KEYDOWN message is translated by the TranslateMessage function. WM_CHAR
 746                                          * contains the character code of the key that was pressed.
 747                                          */
 748                                 case WM_DEADCHAR:
 749                                         /* The WM_DEADCHAR message is posted to the window with the keyboard focus when a
 750                                          * WM_KEYUP message is translated by the TranslateMessage function. WM_DEADCHAR
 751                                          * specifies a character code generated by a dead key. A dead key is a key that
 752                                          * generates a character, such as the umlaut (double-dot), that is combined with
 753                                          * another character to form a composite character. For example, the umlaut-O
 754                                          * character (Ù) is generated by typing the dead key for the umlaut character, and
 755                                          * then typing the O key.
 756                                          */
 757                                 case WM_SYSDEADCHAR:
 758                                         /* The WM_SYSDEADCHAR message is sent to the window with the keyboard focus when
 759                                          * a WM_SYSKEYDOWN message is translated by the TranslateMessage function.
 760                                          * WM_SYSDEADCHAR specifies the character code of a system dead key - that is,
 761                                          * a dead key that is pressed while holding down the alt key.
 762                                          */
 763                                         break;
 764                                 ////////////////////////////////////////////////////////////////////////
 765                                 // Tablet events, processed
 766                                 ////////////////////////////////////////////////////////////////////////
 767                                 case WT_PACKET:
 768                                         ((GHOST_WindowWin32*)window)->processWin32TabletEvent(wParam, lParam);
 769                                         break;
 770                                 case WT_CSRCHANGE:
 771                                 case WT_PROXIMITY:
 772                                         ((GHOST_WindowWin32*)window)->processWin32TabletInitEvent();
 773                                         break;
 774                                 ////////////////////////////////////////////////////////////////////////
 775                                 // Mouse events, processed
 776                                 ////////////////////////////////////////////////////////////////////////
 777                                 case WM_LBUTTONDOWN:
 778                                         window->registerMouseClickEvent(true);
 779                                         event = processButtonEvent(GHOST_kEventButtonDown, window, GHOST_kButtonMaskLeft);
 780                                         break;
 781                                 case WM_MBUTTONDOWN:
 782                                         window->registerMouseClickEvent(true);
 783                                         event = processButtonEvent(GHOST_kEventButtonDown, window, GHOST_kButtonMaskMiddle);
 784                                         break;
 785                                 case WM_RBUTTONDOWN:
 786                                         window->registerMouseClickEvent(true);
 787                                         event = processButtonEvent(GHOST_kEventButtonDown, window, GHOST_kButtonMaskRight);
 788                                         break;
 789                                 case WM_XBUTTONDOWN:
 790                                         window->registerMouseClickEvent(true);
 791                                         if ((short) HIWORD(wParam) == XBUTTON1){
 792                                                 event = processButtonEvent(GHOST_kEventButtonDown, window, GHOST_kButtonMaskButton4);
 793                                         }else if((short) HIWORD(wParam) == XBUTTON2){
 794                                                 event = processButtonEvent(GHOST_kEventButtonDown, window, GHOST_kButtonMaskButton5);
 795                                         }
 796                                         break;
 797                                 case WM_LBUTTONUP:
 798                                         window->registerMouseClickEvent(false);
 799                                         event = processButtonEvent(GHOST_kEventButtonUp, window, GHOST_kButtonMaskLeft);
 800                                         break;
 801                                 case WM_MBUTTONUP:
 802                                         window->registerMouseClickEvent(false);
 803                                         event = processButtonEvent(GHOST_kEventButtonUp, window, GHOST_kButtonMaskMiddle);
 804                                         break;
 805                                 case WM_RBUTTONUP:
 806                                         window->registerMouseClickEvent(false);
 807                                         event = processButtonEvent(GHOST_kEventButtonUp, window, GHOST_kButtonMaskRight);
 808                                         break;
 809                                 case WM_XBUTTONUP:
 810                                         window->registerMouseClickEvent(false);
 811                                         if ((short) HIWORD(wParam) == XBUTTON1){
 812                                                 event = processButtonEvent(GHOST_kEventButtonUp, window, GHOST_kButtonMaskButton4);
 813                                         }else if((short) HIWORD(wParam) == XBUTTON2){
 814                                                 event = processButtonEvent(GHOST_kEventButtonUp, window, GHOST_kButtonMaskButton5);
 815                                         }
 816                                         break;
 817                                 case WM_MOUSEMOVE:
 818                                         event = processCursorEvent(GHOST_kEventCursorMove, window);
 819                                         break;
 820                                 case WM_MOUSEWHEEL:
 821                                         /* The WM_MOUSEWHEEL message is sent to the focus window
 822                                          * when the mouse wheel is rotated. The DefWindowProc
 823                                          * function propagates the message to the window's parent.
 824                                          * There should be no internal forwarding of the message,
 825                                          * since DefWindowProc propagates it up the parent chain
 826                                          * until it finds a window that processes it.
 827                                          */
 828                                         event = processWheelEvent(window, wParam, lParam);
 829                                         break;
 830                                 case WM_SETCURSOR:
 831                                         /* The WM_SETCURSOR message is sent to a window if the mouse causes the cursor
 832                                          * to move within a window and mouse input is not captured.
 833                                          * This means we have to set the cursor shape every time the mouse moves!
 834                                          * The DefWindowProc function uses this message to set the cursor to an
 835                                          * arrow if it is not in the client area.
 836                                          */
 837                                         if (LOWORD(lParam) == HTCLIENT) {
 838                                                 // Load the current cursor
 839                                                 window->loadCursor(window->getCursorVisibility(), window->getCursorShape());
 840                                                 // Bypass call to DefWindowProc
 841                                                 return 0;
 842                                         }
 843                                         else {
 844                                                 // Outside of client area show standard cursor
 845                                                 window->loadCursor(true, GHOST_kStandardCursorDefault);
 846                                         }
 847                                         break;
 848
 849                                 ////////////////////////////////////////////////////////////////////////
 850                                 // Mouse events, ignored
 851                                 ////////////////////////////////////////////////////////////////////////
 852                                 case WM_NCMOUSEMOVE:
 853                                         /* The WM_NCMOUSEMOVE message is posted to a window when the cursor is moved
 854                                          * within the nonclient area of the window. This message is posted to the window
 855                                          * that contains the cursor. If a window has captured the mouse, this message is not posted.
 856                                          */
 857                                 case WM_NCHITTEST:
 858                                         /* The WM_NCHITTEST message is sent to a window when the cursor moves, or
 859                                          * when a mouse button is pressed or released. If the mouse is not captured,
 860                                          * the message is sent to the window beneath the cursor. Otherwise, the message
 861                                          * is sent to the window that has captured the mouse.
 862                                          */
 863                                         break;
 864
 865                                 ////////////////////////////////////////////////////////////////////////
 866                                 // Window events, processed
 867                                 ////////////////////////////////////////////////////////////////////////
 868                                 case WM_CLOSE:
 869                                         /* The WM_CLOSE message is sent as a signal that a window or an application should terminate. */
 870                                         event = processWindowEvent(GHOST_kEventWindowClose, window);
 871                                         break;
 872                                 case WM_ACTIVATE:
 873                                         /* The WM_ACTIVATE message is sent to both the window being activated and the window being
 874                                          * deactivated. If the windows use the same input queue, the message is sent synchronously,
 875                                          * first to the window procedure of the top-level window being deactivated, then to the window
 876                                          * procedure of the top-level window being activated. If the windows use different input queues,
 877                                          * the message is sent asynchronously, so the window is activated immediately.
 878                                          */
 879                                         event = processWindowEvent(LOWORD(wParam) ? GHOST_kEventWindowActivate : GHOST_kEventWindowDeactivate, window);
 880                                         /* WARNING: Let DefWindowProc handle WM_ACTIVATE, otherwise WM_MOUSEWHEEL
 881                                         will not be dispatched to OUR active window if we minimize one of OUR windows. */
 882                                         lResult = ::DefWindowProc(hwnd, msg, wParam, lParam);
 883                                         break;
 884                                 case WM_PAINT:
 885                                         /* An application sends the WM_PAINT message when the system or another application
 886                                          * makes a request to paint a portion of an application's window. The message is sent
 887                                          * when the UpdateWindow or RedrawWindow function is called, or by the DispatchMessage
 888                                          * function when the application obtains a WM_PAINT message by using the GetMessage or
 889                                          * PeekMessage function.
 890                                          */
 891                                         event = processWindowEvent(GHOST_kEventWindowUpdate, window);
 892                                         ::ValidateRect(hwnd, NULL);
 893                                         break;
 894                                 case WM_GETMINMAXINFO:
 895                                         /* The WM_GETMINMAXINFO message is sent to a window when the size or
 896                                          * position of the window is about to change. An application can use
 897                                          * this message to override the window's default maximized size and
 898                                          * position, or its default minimum or maximum tracking size.
 899                                          */
 900                                         processMinMaxInfo((MINMAXINFO *) lParam);
 901                                         /* Let DefWindowProc handle it. */
 902                                         break;
 903                                 case WM_SIZE:
 904                                         /* The WM_SIZE message is sent to a window after its size has changed.
 905                                          * The WM_SIZE and WM_MOVE messages are not sent if an application handles the
 906                                          * WM_WINDOWPOSCHANGED message without calling DefWindowProc. It is more efficient
 907                                          * to perform any move or size change processing during the WM_WINDOWPOSCHANGED
 908                                          * message without calling DefWindowProc.
 909                                          */
 910                                         event = processWindowEvent(GHOST_kEventWindowSize, window);
 911                                         break;
 912                                 case WM_CAPTURECHANGED:
 913                                         window->lostMouseCapture();
 914                                         break;
 915                                 case WM_MOVING:
 916                                         /* The WM_MOVING message is sent to a window that the user is moving. By processing
 917                                          * this message, an application can monitor the size and position of the drag rectangle
 918                                          * and, if needed, change its size or position.
 919                                          */
 920                                 case WM_MOVE:
 921                                         /* The WM_SIZE and WM_MOVE messages are not sent if an application handles the
 922                                          * WM_WINDOWPOSCHANGED message without calling DefWindowProc. It is more efficient
 923                                          * to perform any move or size change processing during the WM_WINDOWPOSCHANGED
 924                                          * message without calling DefWindowProc.
 925                                          */
 926                                         event = processWindowEvent(GHOST_kEventWindowMove, window);
 927                                         break;
 928                                 ////////////////////////////////////////////////////////////////////////
 929                                 // Window events, ignored
 930                                 ////////////////////////////////////////////////////////////////////////
 931                                 case WM_WINDOWPOSCHANGED:
 932                                         /* The WM_WINDOWPOSCHANGED message is sent to a window whose size, position, or place
 933                                          * in the Z order has changed as a result of a call to the SetWindowPos function or
 934                                          * another window-management function.
 935                                          * The WM_SIZE and WM_MOVE messages are not sent if an application handles the
 936                                          * WM_WINDOWPOSCHANGED message without calling DefWindowProc. It is more efficient
 937                                          * to perform any move or size change processing during the WM_WINDOWPOSCHANGED
 938                                          * message without calling DefWindowProc.
 939                                          */
 940                                 case WM_ERASEBKGND:
 941                                         /* An application sends the WM_ERASEBKGND message when the window background must be
 942                                          * erased (for example, when a window is resized). The message is sent to prepare an
 943                                          * invalidated portion of a window for painting.
 944                                          */
 945                                 case WM_NCPAINT:
 946                                         /* An application sends the WM_NCPAINT message to a window when its frame must be painted. */
 947                                 case WM_NCACTIVATE:
 948                                         /* The WM_NCACTIVATE message is sent to a window when its nonclient area needs to be changed
 949                                          * to indicate an active or inactive state.
 950                                          */
 951                                 case WM_DESTROY:
 952                                         /* The WM_DESTROY message is sent when a window is being destroyed. It is sent to the window
 953                                          * procedure of the window being destroyed after the window is removed from the screen.
 954                                          * This message is sent first to the window being destroyed and then to the child windows
 955                                          * (if any) as they are destroyed. During the processing of the message, it can be assumed
 956                                          * that all child windows still exist.
 957                                          */
 958                                 case WM_NCDESTROY:
 959                                         /* The WM_NCDESTROY message informs a window that its nonclient area is being destroyed. The
 960                                          * DestroyWindow function sends the WM_NCDESTROY message to the window following the WM_DESTROY
 961                                          * message. WM_DESTROY is used to free the allocated memory object associated with the window.
 962                                          */
 963                                 case WM_KILLFOCUS:
 964                                         /* The WM_KILLFOCUS message is sent to a window immediately before it loses the keyboard focus. */
 965                                 case WM_SHOWWINDOW:
 966                                         /* The WM_SHOWWINDOW message is sent to a window when the window is about to be hidden or shown. */
 967                                 case WM_WINDOWPOSCHANGING:
 968                                         /* The WM_WINDOWPOSCHANGING message is sent to a window whose size, position, or place in
 969                                          * the Z order is about to change as a result of a call to the SetWindowPos function or
 970                                          * another window-management function.
 971                                          */
 972                                 case WM_SETFOCUS:
 973                                         /* The WM_SETFOCUS message is sent to a window after it has gained the keyboard focus. */
 974                                 case WM_ENTERSIZEMOVE:
 975                                         /* The WM_ENTERSIZEMOVE message is sent one time to a window after it enters the moving
 976                                          * or sizing modal loop. The window enters the moving or sizing modal loop when the user
 977                                          * clicks the window's title bar or sizing border, or when the window passes the
 978                                          * WM_SYSCOMMAND message to the DefWindowProc function and the wParam parameter of the
 979                                          * message specifies the SC_MOVE or SC_SIZE value. The operation is complete when
 980                                          * DefWindowProc returns.
 981                                          */
 982                                         break;
 983
 984                                 ////////////////////////////////////////////////////////////////////////
 985                                 // Other events
 986                                 ////////////////////////////////////////////////////////////////////////
 987                                 case WM_GETTEXT:
 988                                         /* An application sends a WM_GETTEXT message to copy the text that
 989                                          * corresponds to a window into a buffer provided by the caller.
 990                                          */
 991                                 case WM_ACTIVATEAPP:
 992                                         /* The WM_ACTIVATEAPP message is sent when a window belonging to a
 993                                          * different application than the active window is about to be activated.
 994                                          * The message is sent to the application whose window is being activated
 995                                          * and to the application whose window is being deactivated.
 996                                          */
 997                                 case WM_TIMER:
 998                                         /* The WIN32 docs say:
 999                                          * The WM_TIMER message is posted to the installing thread's message queue
1000                                          * when a timer expires. You can process the message by providing a WM_TIMER
1001                                          * case in the window procedure. Otherwise, the default window procedure will
1002                                          * call the TimerProc callback function specified in the call to the SetTimer
1003                                          * function used to install the timer.
1004                                          *
1005                                          * In GHOST, we let DefWindowProc call the timer callback.
1006                                          */
1007                                         break;
1008                                 case WM_BLND_NDOF_AXIS:
1009                                         {
1010                                                 GHOST_TEventNDOFData ndofdata;
1011                                                 system->m_ndofManager->GHOST_NDOFGetDatas(ndofdata);
1012                                                 system->m_eventManager->
1013                                                         pushEvent(new GHOST_EventNDOF(
1014                                                                 system->getMilliSeconds(),
1015                                                                 GHOST_kEventNDOFMotion,
1016                                                                 window, ndofdata));
1017                                         }
1018                                         break;
1019                                 case WM_BLND_NDOF_BTN:
1020                                         {
1021                                                 GHOST_TEventNDOFData ndofdata;
1022                                                 system->m_ndofManager->GHOST_NDOFGetDatas(ndofdata);
1023                                                 system->m_eventManager->
1024                                                         pushEvent(new GHOST_EventNDOF(
1025                                                                 system->getMilliSeconds(),
1026                                                                 GHOST_kEventNDOFButton,
1027                                                                 window, ndofdata));
1028                                         }
1029                                         break;
1030                         }
1031                 }
1032                 else {
1033                         // Event found for a window before the pointer to the class has been set.
1034                         GHOST_PRINT("GHOST_SystemWin32::wndProc: GHOST window event before creation\n")
1035                         /* These are events we typically miss at this point:
1036                            WM_GETMINMAXINFO     0x24
1037                            WM_NCCREATE                  0x81
1038                            WM_NCCALCSIZE                0x83
1039                            WM_CREATE                    0x01
1040                            We let DefWindowProc do the work.
1041                         */
1042                 }
1043         }
1044         else {
1045                 // Events without valid hwnd
1046                 GHOST_PRINT("GHOST_SystemWin32::wndProc: event without window\n")
1047         }
1048
1049         if (event) {
1050                 system->pushEvent(event);
1051         }
1052         else {
1053                 lResult = ::DefWindowProc(hwnd, msg, wParam, lParam);
1054         }
1055         return lResult;
1056 }
1057
1058 GHOST_TUns8* GHOST_SystemWin32::getClipboard(bool selection) const
1059 {
1060         char *buffer;
1061         char *temp_buff;
1062
1063         if ( IsClipboardFormatAvailable(CF_TEXT) && OpenClipboard(NULL) ) {
1064                 HANDLE hData = GetClipboardData( CF_TEXT );
1065                 if (hData == NULL) {
1066                         CloseClipboard();
1067                         return NULL;
1068                 }
1069                 buffer = (char*)GlobalLock( hData );
1070
1071                 temp_buff = (char*) malloc(strlen(buffer)+1);
1072                 strcpy(temp_buff, buffer);
1073
1074                 GlobalUnlock( hData );
1075                 CloseClipboard();
1076
1077                 temp_buff[strlen(buffer)] = '\0';
1078                 if (buffer) {
1079                         return (GHOST_TUns8*)temp_buff;
1080                 } else {
1081                         return NULL;
1082                 }
1083         } else {
1084                 return NULL;
1085         }
1086 }
1087
1088 void GHOST_SystemWin32::putClipboard(GHOST_TInt8 *buffer, bool selection) const
1089 {
1090         if(selection) {return;} // for copying the selection, used on X11
1091
1092         if (OpenClipboard(NULL)) {
1093                 HLOCAL clipbuffer;
1094                 char *data;
1095
1096                 if (buffer) {
1097                         EmptyClipboard();
1098
1099                         clipbuffer = LocalAlloc(LMEM_FIXED,((strlen(buffer)+1)));
1100                         data = (char*)GlobalLock(clipbuffer);
1101
1102                         strcpy(data, (char*)buffer);
1103                         data[strlen(buffer)] = '\0';
1104                         LocalUnlock(clipbuffer);
1105                         SetClipboardData(CF_TEXT,clipbuffer);
1106                 }
1107                 CloseClipboard();
1108         } else {
1109                 return;
1110         }
1111 }
1112
1113 const GHOST_TUns8* GHOST_SystemWin32::getSystemDir() const
1114 {
1115         static char knownpath[MAX_PATH];
1116         HRESULT hResult = SHGetFolderPath(NULL, CSIDL_COMMON_APPDATA, NULL, SHGFP_TYPE_CURRENT, knownpath);
1117
1118         if (hResult == S_OK)
1119         {
1120                 return (GHOST_TUns8*)knownpath;
1121         }
1122
1123         return NULL;
1124 }
1125
1126 const GHOST_TUns8* GHOST_SystemWin32::getUserDir() const
1127 {
1128         static char knownpath[MAX_PATH];
1129         HRESULT hResult = SHGetFolderPath(NULL, CSIDL_APPDATA, NULL, SHGFP_TYPE_CURRENT, knownpath);
1130
1131         if (hResult == S_OK)
1132         {
1133                 return (GHOST_TUns8*)knownpath;
1134         }
1135
1136         return NULL;
1137 }
1138
1139 const GHOST_TUns8* GHOST_SystemWin32::getBinaryDir() const
1140 {
1141         static char fullname[MAX_PATH];
1142         if(GetModuleFileName(0, fullname, MAX_PATH)) {
1143                 return (GHOST_TUns8*)fullname;
1144         }
1145
1146         return NULL;
1147 }