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 <iostream>
  38
  39 #include "GHOST_SystemWin32.h"
  40 #include "GHOST_EventDragnDrop.h"
  41
  42 #define WIN32_LEAN_AND_MEAN
  43 #ifdef _WIN32_IE
  44 #undef _WIN32_IE
  45 #endif
  46 #define _WIN32_IE 0x0501
  47 #include <windows.h>
  48 #include <shlobj.h>
  49
  50 // win64 doesn't define GWL_USERDATA
  51 #ifdef WIN32
  52 #ifndef GWL_USERDATA
  53 #define GWL_USERDATA GWLP_USERDATA
  54 #define GWL_WNDPROC GWLP_WNDPROC
  55 #endif
  56 #endif
  57
  58 /*
  59  * According to the docs the mouse wheel message is supported from windows 98
  60  * upwards. Leaving WINVER at default value, the WM_MOUSEWHEEL message and the
  61  * wheel detent value are undefined.
  62  */
  63 #ifndef WM_MOUSEWHEEL
  64 #define WM_MOUSEWHEEL 0x020A
  65 #endif // WM_MOUSEWHEEL
  66 #ifndef WHEEL_DELTA
  67 #define WHEEL_DELTA 120 /* Value for rolling one detent, (old convention! MS changed it) */
  68 #endif // WHEEL_DELTA
  69
  70 /*
  71  * Defines for mouse buttons 4 and 5 aka xbutton1 and xbutton2.
  72  * MSDN: Declared in Winuser.h, include Windows.h
  73  * This does not seem to work with MinGW so we define our own here.
  74  */
  75 #ifndef XBUTTON1
  76 #define XBUTTON1 0x0001
  77 #endif // XBUTTON1
  78 #ifndef XBUTTON2
  79 #define XBUTTON2 0x0002
  80 #endif // XBUTTON2
  81 #ifndef WM_XBUTTONUP
  82 #define WM_XBUTTONUP 524
  83 #endif // WM_XBUTTONUP
  84 #ifndef WM_XBUTTONDOWN
  85 #define WM_XBUTTONDOWN 523
  86 #endif // WM_XBUTTONDOWN
  87
  88 #include "GHOST_Debug.h"
  89 #include "GHOST_DisplayManagerWin32.h"
  90 #include "GHOST_EventButton.h"
  91 #include "GHOST_EventCursor.h"
  92 #include "GHOST_EventKey.h"
  93 #include "GHOST_EventWheel.h"
  94 #include "GHOST_EventNDOF.h"
  95 #include "GHOST_TimerTask.h"
  96 #include "GHOST_TimerManager.h"
  97 #include "GHOST_WindowManager.h"
  98 #include "GHOST_WindowWin32.h"
  99 #include "GHOST_NDOFManager.h"
 100
 101 // Key code values not found in winuser.h
 102 #ifndef VK_MINUS
 103 #define VK_MINUS 0xBD
 104 #endif // VK_MINUS
 105 #ifndef VK_SEMICOLON
 106 #define VK_SEMICOLON 0xBA
 107 #endif // VK_SEMICOLON
 108 #ifndef VK_PERIOD
 109 #define VK_PERIOD 0xBE
 110 #endif // VK_PERIOD
 111 #ifndef VK_COMMA
 112 #define VK_COMMA 0xBC
 113 #endif // VK_COMMA
 114 #ifndef VK_QUOTE
 115 #define VK_QUOTE 0xDE
 116 #endif // VK_QUOTE
 117 #ifndef VK_BACK_QUOTE
 118 #define VK_BACK_QUOTE 0xC0
 119 #endif // VK_BACK_QUOTE
 120 #ifndef VK_SLASH
 121 #define VK_SLASH 0xBF
 122 #endif // VK_SLASH
 123 #ifndef VK_BACK_SLASH
 124 #define VK_BACK_SLASH 0xDC
 125 #endif // VK_BACK_SLASH
 126 #ifndef VK_EQUALS
 127 #define VK_EQUALS 0xBB
 128 #endif // VK_EQUALS
 129 #ifndef VK_OPEN_BRACKET
 130 #define VK_OPEN_BRACKET 0xDB
 131 #endif // VK_OPEN_BRACKET
 132 #ifndef VK_CLOSE_BRACKET
 133 #define VK_CLOSE_BRACKET 0xDD
 134 #endif // VK_CLOSE_BRACKET
 135 #ifndef VK_GR_LESS
 136 #define VK_GR_LESS 0xE2
 137 #endif // VK_GR_LESS
 138
 139
 140 GHOST_SystemWin32::GHOST_SystemWin32()
 141 : m_hasPerformanceCounter(false), m_freq(0), m_start(0)
 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         // Check if current keyboard layout uses AltGr and save keylayout ID for
 148         // specialized handling if keys like VK_OEM_*. I.e. french keylayout
 149         // generates VK_OEM_8 for their exclamation key (key left of right shift)
 150         this->handleKeyboardChange();
 151         // Require COM for GHOST_DropTargetWin32 created in GHOST_WindowWin32.
 152         OleInitialize(0);
 153 }
 154
 155 GHOST_SystemWin32::~GHOST_SystemWin32()
 156 {
 157         // Shutdown COM
 158         OleUninitialize();
 159 }
 160
 161
 162 GHOST_TUns64 GHOST_SystemWin32::getMilliSeconds() const
 163 {
 164         // Hardware does not support high resolution timers. We will use GetTickCount instead then.
 165         if (!m_hasPerformanceCounter) {
 166                 return ::GetTickCount();
 167         }
 168
 169         // Retrieve current count
 170         __int64 count = 0;
 171         ::QueryPerformanceCounter((LARGE_INTEGER*)&count);
 172
 173         // Calculate the time passed since system initialization.
 174         __int64 delta = 1000*(count-m_start);
 175
 176         GHOST_TUns64 t = (GHOST_TUns64)(delta/m_freq);
 177         return t;
 178 }
 179
 180
 181 GHOST_TUns8 GHOST_SystemWin32::getNumDisplays() const
 182 {
 183         GHOST_ASSERT(m_displayManager, "GHOST_SystemWin32::getNumDisplays(): m_displayManager==0\n");
 184         GHOST_TUns8 numDisplays;
 185         m_displayManager->getNumDisplays(numDisplays);
 186         return numDisplays;
 187 }
 188
 189
 190 void GHOST_SystemWin32::getMainDisplayDimensions(GHOST_TUns32& width, GHOST_TUns32& height) const
 191 {
 192         width = ::GetSystemMetrics(SM_CXSCREEN);
 193         height= ::GetSystemMetrics(SM_CYSCREEN);
 194 }
 195
 196
 197 GHOST_IWindow* GHOST_SystemWin32::createWindow(
 198         const STR_String& title,
 199         GHOST_TInt32 left, GHOST_TInt32 top, GHOST_TUns32 width, GHOST_TUns32 height,
 200         GHOST_TWindowState state, GHOST_TDrawingContextType type,
 201         bool stereoVisual, const GHOST_TUns16 numOfAASamples, const GHOST_TEmbedderWindowID parentWindow )
 202 {
 203         GHOST_Window* window = 0;
 204         window = new GHOST_WindowWin32 (this, title, left, top, width, height, state, type, stereoVisual, numOfAASamples);
 205         if (window) {
 206                 if (window->getValid()) {
 207                         // Store the pointer to the window
 208 //                      if (state != GHOST_kWindowStateFullScreen) {
 209                                 m_windowManager->addWindow(window);
 210 //                      }
 211                 }
 212                 else {
 213                         // An invalid window could be one that was used to test for AA
 214                         window = ((GHOST_WindowWin32*)window)->getNextWindow();
 215
 216                         // If another window is found, let the wm know about that one, but not the old one
 217                         if (window->getValid()) {
 218                                 m_windowManager->addWindow(window);
 219                         }
 220                         else {
 221                                 delete window;
 222                                 window = 0;
 223                         }
 224
 225                 }
 226         }
 227         return window;
 228 }
 229
 230
 231 bool GHOST_SystemWin32::processEvents(bool waitForEvent)
 232 {
 233         MSG msg;
 234         bool anyProcessed = false;
 235
 236         do {
 237                 GHOST_TimerManager* timerMgr = getTimerManager();
 238
 239                 if (waitForEvent && !::PeekMessage(&msg, 0, 0, 0, PM_NOREMOVE)) {
 240 #if 1
 241                         ::Sleep(1);
 242 #else
 243                         GHOST_TUns64 next = timerMgr->nextFireTime();
 244                         GHOST_TInt64 maxSleep = next - getMilliSeconds();
 245
 246                         if (next == GHOST_kFireTimeNever) {
 247                                 ::WaitMessage();
 248                         } else if(maxSleep >= 0.0) {
 249                                 ::SetTimer(NULL, 0, maxSleep, NULL);
 250                                 ::WaitMessage();
 251                                 ::KillTimer(NULL, 0);
 252                         }
 253 #endif
 254                 }
 255
 256                 if (timerMgr->fireTimers(getMilliSeconds())) {
 257                         anyProcessed = true;
 258                 }
 259
 260                 // Process all the events waiting for us
 261                 while (::PeekMessage(&msg, 0, 0, 0, PM_REMOVE) != 0) {
 262                         ::TranslateMessage(&msg);
 263                         ::DispatchMessage(&msg);
 264                         anyProcessed = true;
 265                 }
 266         } while (waitForEvent && !anyProcessed);
 267
 268         return anyProcessed;
 269 }
 270
 271
 272 GHOST_TSuccess GHOST_SystemWin32::getCursorPosition(GHOST_TInt32& x, GHOST_TInt32& y) const
 273 {
 274         POINT point;
 275         if(::GetCursorPos(&point)){
 276                 x = point.x;
 277                 y = point.y;
 278                 return GHOST_kSuccess;
 279         }
 280         return GHOST_kFailure;
 281 }
 282
 283
 284 GHOST_TSuccess GHOST_SystemWin32::setCursorPosition(GHOST_TInt32 x, GHOST_TInt32 y)
 285 {
 286         if (!GetActiveWindow())
 287                 return GHOST_kFailure;
 288         return ::SetCursorPos(x, y) == TRUE ? GHOST_kSuccess : GHOST_kFailure;
 289 }
 290
 291
 292 GHOST_TSuccess GHOST_SystemWin32::getModifierKeys(GHOST_ModifierKeys& keys) const
 293 {
 294         bool down = HIBYTE(::GetKeyState(VK_LSHIFT)) != 0;
 295         keys.set(GHOST_kModifierKeyLeftShift, down);
 296         down = HIBYTE(::GetKeyState(VK_RSHIFT)) != 0;
 297         keys.set(GHOST_kModifierKeyRightShift, down);
 298
 299         down = HIBYTE(::GetKeyState(VK_LMENU)) != 0;
 300         keys.set(GHOST_kModifierKeyLeftAlt, down);
 301         down = HIBYTE(::GetKeyState(VK_RMENU)) != 0;
 302         keys.set(GHOST_kModifierKeyRightAlt, down);
 303
 304         down = HIBYTE(::GetKeyState(VK_LCONTROL)) != 0;
 305         keys.set(GHOST_kModifierKeyLeftControl, down);
 306         down = HIBYTE(::GetKeyState(VK_RCONTROL)) != 0;
 307         keys.set(GHOST_kModifierKeyRightControl, down);
 308
 309         bool lwindown = HIBYTE(::GetKeyState(VK_LWIN)) != 0;
 310         bool rwindown = HIBYTE(::GetKeyState(VK_RWIN)) != 0;
 311         if(lwindown || rwindown)
 312                 keys.set(GHOST_kModifierKeyOS, true);
 313         else
 314                 keys.set(GHOST_kModifierKeyOS, false);
 315         return GHOST_kSuccess;
 316 }
 317
 318
 319 GHOST_TSuccess GHOST_SystemWin32::getButtons(GHOST_Buttons& buttons) const
 320 {
 321         /* Check for swapped buttons (left-handed mouse buttons)
 322          * GetAsyncKeyState() will give back the state of the physical mouse buttons.
 323          */
 324         bool swapped = ::GetSystemMetrics(SM_SWAPBUTTON) == TRUE;
 325
 326         bool down = HIBYTE(::GetKeyState(VK_LBUTTON)) != 0;
 327         buttons.set(swapped ? GHOST_kButtonMaskRight : GHOST_kButtonMaskLeft, down);
 328
 329         down = HIBYTE(::GetKeyState(VK_MBUTTON)) != 0;
 330         buttons.set(GHOST_kButtonMaskMiddle, down);
 331
 332         down = HIBYTE(::GetKeyState(VK_RBUTTON)) != 0;
 333         buttons.set(swapped ? GHOST_kButtonMaskLeft : GHOST_kButtonMaskRight, down);
 334         return GHOST_kSuccess;
 335 }
 336
 337
 338 GHOST_TSuccess GHOST_SystemWin32::init()
 339 {
 340         GHOST_TSuccess success = GHOST_System::init();
 341
 342         for(int i = 0; i < 255; i++) {
 343                 m_prevKeyStatus[i] = false;
 344                 m_curKeyStatus[i] = false;
 345         }
 346
 347         /* Disable scaling on high DPI displays on Vista */
 348         HMODULE user32 = ::LoadLibraryA("user32.dll");
 349         typedef BOOL (WINAPI * LPFNSETPROCESSDPIAWARE)();
 350         LPFNSETPROCESSDPIAWARE SetProcessDPIAware =
 351                 (LPFNSETPROCESSDPIAWARE)GetProcAddress(user32, "SetProcessDPIAware");
 352         if (SetProcessDPIAware)
 353                 SetProcessDPIAware();
 354         FreeLibrary(user32);
 355
 356         // Determine whether this system has a high frequency performance counter. */
 357         m_hasPerformanceCounter = ::QueryPerformanceFrequency((LARGE_INTEGER*)&m_freq) == TRUE;
 358         if (m_hasPerformanceCounter) {
 359                 GHOST_PRINT("GHOST_SystemWin32::init: High Frequency Performance Timer available\n")
 360                 ::QueryPerformanceCounter((LARGE_INTEGER*)&m_start);
 361         }
 362         else {
 363                 GHOST_PRINT("GHOST_SystemWin32::init: High Frequency Performance Timer not available\n")
 364         }
 365
 366         if (success) {
 367                 WNDCLASS wc;
 368                 wc.style= CS_HREDRAW | CS_VREDRAW;
 369                 wc.lpfnWndProc= s_wndProc;
 370                 wc.cbClsExtra= 0;
 371                 wc.cbWndExtra= 0;
 372                 wc.hInstance= ::GetModuleHandle(0);
 373                 wc.hIcon = ::LoadIcon(wc.hInstance, "APPICON");
 374
 375                 if (!wc.hIcon) {
 376                         ::LoadIcon(NULL, IDI_APPLICATION);
 377                 }
 378                 wc.hCursor = ::LoadCursor(0, IDC_ARROW);
 379                 wc.hbrBackground= (HBRUSH)::GetStockObject(BLACK_BRUSH);
 380                 wc.lpszMenuName = 0;
 381                 wc.lpszClassName= GHOST_WindowWin32::getWindowClassName();
 382
 383                 // Use RegisterClassEx for setting small icon
 384                 if (::RegisterClass(&wc) == 0) {
 385                         success = GHOST_kFailure;
 386                 }
 387
 388                 // Add low-level keyboard hook for our process.
 389                 m_llKeyboardHook = SetWindowsHookEx(WH_KEYBOARD_LL, s_llKeyboardProc, wc.hInstance, 0);
 390         }
 391
 392         return success;
 393 }
 394
 395
 396 GHOST_TSuccess GHOST_SystemWin32::exit()
 397 {
 398         // remove our low-level keyboard hook.
 399         UnhookWindowsHookEx(m_llKeyboardHook);
 400
 401         return GHOST_System::exit();
 402 }
 403
 404 void GHOST_SystemWin32::triggerKey(GHOST_IWindow *window, bool down, GHOST_TKey key)
 405 {
 406         GHOST_Event *extra = new GHOST_EventKey(getSystem()->getMilliSeconds(), down ? GHOST_kEventKeyDown : GHOST_kEventKeyUp, window, key, '\0');
 407         ((GHOST_SystemWin32*)getSystem())->pushEvent(extra);
 408 }
 409 void GHOST_SystemWin32::handleModifierKeys(GHOST_IWindow *window, WPARAM wParam, LPARAM lParam, GHOST_ModifierKeys &oldModifiers, GHOST_ModifierKeys &newModifiers) const
 410 {
 411         switch(wParam) {
 412                 case VK_SHIFT:
 413                         {
 414                                 bool lchanged = oldModifiers.get(GHOST_kModifierKeyLeftAlt) != newModifiers.get(GHOST_kModifierKeyLeftAlt);
 415                                 if(lchanged) {
 416                                         ((GHOST_SystemWin32*)getSystem())->triggerKey(window, newModifiers.get(GHOST_kModifierKeyLeftAlt), GHOST_kKeyLeftAlt);
 417                                 } else {
 418                                         bool rchanged = oldModifiers.get(GHOST_kModifierKeyRightAlt) != newModifiers.get(GHOST_kModifierKeyRightAlt);
 419                                         if (rchanged) {
 420                                                 ((GHOST_SystemWin32*)getSystem())->triggerKey(window, newModifiers.get(GHOST_kModifierKeyRightAlt), GHOST_kKeyRightAlt);
 421                                         }
 422                                 }
 423                                 lchanged = oldModifiers.get(GHOST_kModifierKeyLeftControl) != newModifiers.get(GHOST_kModifierKeyLeftControl);
 424                                 if(lchanged) {
 425                                         ((GHOST_SystemWin32*)getSystem())->triggerKey(window, newModifiers.get(GHOST_kModifierKeyLeftControl), GHOST_kKeyLeftControl);
 426                                 } else {
 427                                         bool rchanged = oldModifiers.get(GHOST_kModifierKeyRightControl) != newModifiers.get(GHOST_kModifierKeyRightControl);
 428                                         if (rchanged) {
 429                                                 ((GHOST_SystemWin32*)getSystem())->triggerKey(window, newModifiers.get(GHOST_kModifierKeyRightControl), GHOST_kKeyRightControl);
 430                                         }
 431                                 }
 432                         }
 433                         break;
 434                 case VK_CONTROL:
 435                         {
 436                                 bool lchanged = oldModifiers.get(GHOST_kModifierKeyLeftAlt) != newModifiers.get(GHOST_kModifierKeyLeftAlt);
 437                                 if(lchanged) {
 438                                         ((GHOST_SystemWin32*)getSystem())->triggerKey(window, newModifiers.get(GHOST_kModifierKeyLeftAlt), GHOST_kKeyLeftAlt);
 439                                 } else {
 440                                         bool rchanged = oldModifiers.get(GHOST_kModifierKeyRightAlt) != newModifiers.get(GHOST_kModifierKeyRightAlt);
 441                                         if (rchanged) {
 442                                                 ((GHOST_SystemWin32*)getSystem())->triggerKey(window, newModifiers.get(GHOST_kModifierKeyRightAlt), GHOST_kKeyRightAlt);
 443                                         }
 444                                 }
 445                                 lchanged = oldModifiers.get(GHOST_kModifierKeyLeftShift) != newModifiers.get(GHOST_kModifierKeyLeftShift);
 446                                 if(lchanged) {
 447                                         ((GHOST_SystemWin32*)getSystem())->triggerKey(window, newModifiers.get(GHOST_kModifierKeyLeftShift), GHOST_kKeyLeftShift);
 448                                 } else {
 449                                         bool rchanged = oldModifiers.get(GHOST_kModifierKeyRightShift) != newModifiers.get(GHOST_kModifierKeyRightShift);
 450                                         if (rchanged) {
 451                                                 ((GHOST_SystemWin32*)getSystem())->triggerKey(window, newModifiers.get(GHOST_kModifierKeyRightShift), GHOST_kKeyRightShift);
 452                                         }
 453                                 }
 454                         }
 455                         break;
 456                 case VK_MENU:
 457                         {
 458                                 bool lchanged = oldModifiers.get(GHOST_kModifierKeyLeftShift) != newModifiers.get(GHOST_kModifierKeyLeftShift);
 459                                 if(lchanged) {
 460                                         ((GHOST_SystemWin32*)getSystem())->triggerKey(window, newModifiers.get(GHOST_kModifierKeyLeftShift), GHOST_kKeyLeftShift);
 461                                 } else {
 462                                         bool rchanged = oldModifiers.get(GHOST_kModifierKeyRightShift) != newModifiers.get(GHOST_kModifierKeyRightShift);
 463                                         if (rchanged) {
 464                                                 ((GHOST_SystemWin32*)getSystem())->triggerKey(window, newModifiers.get(GHOST_kModifierKeyRightShift), GHOST_kKeyRightShift);
 465                                         }
 466                                 }
 467                                 lchanged = oldModifiers.get(GHOST_kModifierKeyLeftControl) != newModifiers.get(GHOST_kModifierKeyLeftControl);
 468                                 if(lchanged) {
 469                                         ((GHOST_SystemWin32*)getSystem())->triggerKey(window, newModifiers.get(GHOST_kModifierKeyLeftControl), GHOST_kKeyLeftControl);
 470                                 } else {
 471                                         bool rchanged = oldModifiers.get(GHOST_kModifierKeyRightControl) != newModifiers.get(GHOST_kModifierKeyRightControl);
 472                                         if (rchanged) {
 473                                                 ((GHOST_SystemWin32*)getSystem())->triggerKey(window, newModifiers.get(GHOST_kModifierKeyRightControl), GHOST_kKeyRightControl);
 474                                         }
 475                                 }
 476                         }
 477                         break;
 478                 default:
 479                         break;
 480         }
 481 }
 482
 483 //! note: this function can be extended to include other exotic cases as they arise.
 484 // This function was added in response to bug [#25715]
 485 GHOST_TKey GHOST_SystemWin32::processSpecialKey(GHOST_IWindow *window, WPARAM wParam, LPARAM lParam) const
 486 {
 487         GHOST_TKey key = GHOST_kKeyUnknown;
 488         switch(PRIMARYLANGID(m_langId)) {
 489                 case LANG_FRENCH:
 490                         if(wParam==VK_OEM_8) key = GHOST_kKey1; // on 'normal' shift + 1 to create '!' we also get GHOST_kKey1. ASCII will be '!'.
 491                         break;
 492         }
 493
 494         return key;
 495 }
 496
 497 GHOST_TKey GHOST_SystemWin32::convertKey(GHOST_IWindow *window, WPARAM wParam, LPARAM lParam) const
 498 {
 499         GHOST_SystemWin32 *system = (GHOST_SystemWin32 *)getSystem();
 500         bool isExtended = (lParam&(1<<24))?true:false;
 501
 502         GHOST_TKey key;
 503         GHOST_ModifierKeys oldModifiers, newModifiers;
 504         system->retrieveModifierKeys(oldModifiers);
 505         system->getModifierKeys(newModifiers);
 506
 507         //std::cout << wParam << " " << system->m_curKeyStatus[wParam] << " shift pressed: " << system->shiftPressed() << std::endl;
 508
 509         if ((wParam >= '0') && (wParam <= '9')) {
 510                 // VK_0 thru VK_9 are the same as ASCII '0' thru '9' (0x30 - 0x39)
 511                 key = (GHOST_TKey)(wParam - '0' + GHOST_kKey0);
 512         }
 513         else if ((wParam >= 'A') && (wParam <= 'Z')) {
 514                 // VK_A thru VK_Z are the same as ASCII 'A' thru 'Z' (0x41 - 0x5A)
 515                 key = (GHOST_TKey)(wParam - 'A' + GHOST_kKeyA);
 516         }
 517         else if ((wParam >= VK_F1) && (wParam <= VK_F24)) {
 518                 key = (GHOST_TKey)(wParam - VK_F1 + GHOST_kKeyF1);
 519         }
 520         else {
 521                 switch (wParam) {
 522                 case VK_RETURN:
 523                         key = isExtended?GHOST_kKeyNumpadEnter:GHOST_kKeyEnter;
 524                         break;
 525
 526                 case VK_BACK:     key = GHOST_kKeyBackSpace;            break;
 527                 case VK_TAB:      key = GHOST_kKeyTab;                          break;
 528                 case VK_ESCAPE:   key = GHOST_kKeyEsc;                          break;
 529                 case VK_SPACE:    key = GHOST_kKeySpace;                        break;
 530                 case VK_PRIOR:    key = GHOST_kKeyUpPage;                       break;
 531                 case VK_NEXT:     key = GHOST_kKeyDownPage;                     break;
 532                 case VK_END:      key = GHOST_kKeyEnd;                          break;
 533                 case VK_HOME:
 534                         {
 535                                 if(system->m_curKeyStatus[VK_NUMPAD7] && system->shiftPressed())
 536                                         key = GHOST_kKeyNumpad7;
 537                                 else
 538                                         key = GHOST_kKeyHome;
 539                         }
 540                         break;
 541                 case VK_INSERT:   key = GHOST_kKeyInsert;                       break;
 542                 case VK_DELETE:   key = GHOST_kKeyDelete;                       break;
 543                 case VK_LEFT:     key = GHOST_kKeyLeftArrow;            break;
 544                 case VK_RIGHT:    key = GHOST_kKeyRightArrow;           break;
 545                 case VK_UP:       key = GHOST_kKeyUpArrow;                      break;
 546                 case VK_DOWN:     key = GHOST_kKeyDownArrow;            break;
 547                 case VK_NUMPAD0:  key = GHOST_kKeyNumpad0;                      break;
 548                 case VK_NUMPAD1:  key = GHOST_kKeyNumpad1;                      break;
 549                 case VK_NUMPAD2:  key = GHOST_kKeyNumpad2;                      break;
 550                 case VK_NUMPAD3:  key = GHOST_kKeyNumpad3;                      break;
 551                 case VK_NUMPAD4:  key = GHOST_kKeyNumpad4;                      break;
 552                 case VK_NUMPAD5:  key = GHOST_kKeyNumpad5;                      break;
 553                 case VK_NUMPAD6:  key = GHOST_kKeyNumpad6;                      break;
 554                 case VK_NUMPAD7:  key = GHOST_kKeyNumpad7;                      break;
 555                 case VK_NUMPAD8:  key = GHOST_kKeyNumpad8;                      break;
 556                 case VK_NUMPAD9:  key = GHOST_kKeyNumpad9;                      break;
 557                 case VK_SNAPSHOT: key = GHOST_kKeyPrintScreen;          break;
 558                 case VK_PAUSE:    key = GHOST_kKeyPause;                        break;
 559                 case VK_MULTIPLY: key = GHOST_kKeyNumpadAsterisk;        break;
 560                 case VK_SUBTRACT: key = GHOST_kKeyNumpadMinus;          break;
 561                 case VK_DECIMAL:  key = GHOST_kKeyNumpadPeriod;         break;
 562                 case VK_DIVIDE:   key = GHOST_kKeyNumpadSlash;          break;
 563                 case VK_ADD:      key = GHOST_kKeyNumpadPlus;           break;
 564
 565                 case VK_SEMICOLON:              key = GHOST_kKeySemicolon;              break;
 566                 case VK_EQUALS:                 key = GHOST_kKeyEqual;                  break;
 567                 case VK_COMMA:                  key = GHOST_kKeyComma;                  break;
 568                 case VK_MINUS:                  key = GHOST_kKeyMinus;                  break;
 569                 case VK_PERIOD:                 key = GHOST_kKeyPeriod;                 break;
 570                 case VK_SLASH:                  key = GHOST_kKeySlash;                  break;
 571                 case VK_BACK_QUOTE:             key = GHOST_kKeyAccentGrave;    break;
 572                 case VK_OPEN_BRACKET:   key = GHOST_kKeyLeftBracket;    break;
 573                 case VK_BACK_SLASH:             key = GHOST_kKeyBackslash;              break;
 574                 case VK_CLOSE_BRACKET:  key = GHOST_kKeyRightBracket;   break;
 575                 case VK_QUOTE:                  key = GHOST_kKeyQuote;                  break;
 576                 case VK_GR_LESS:                key = GHOST_kKeyGrLess;                 break;
 577
 578                 case VK_SHIFT:
 579                         {
 580                                 bool lchanged = oldModifiers.get(GHOST_kModifierKeyLeftShift) != newModifiers.get(GHOST_kModifierKeyLeftShift);
 581                                 if(lchanged) {
 582                                         key = GHOST_kKeyLeftShift;
 583                                 } else {
 584                                         bool rchanged = oldModifiers.get(GHOST_kModifierKeyRightShift) != newModifiers.get(GHOST_kModifierKeyRightShift);
 585                                         if(rchanged) {
 586                                                 key = GHOST_kKeyRightShift;
 587                                         } else {
 588                                                 key = GHOST_kKeyUnknown;
 589                                         }
 590                                 }
 591                         }
 592                         break;
 593                 case VK_CONTROL:
 594                         {
 595                                 bool lchanged = oldModifiers.get(GHOST_kModifierKeyLeftControl) != newModifiers.get(GHOST_kModifierKeyLeftControl);
 596                                 if(lchanged) {
 597                                         key = GHOST_kKeyLeftControl;
 598                                 } else {
 599                                         bool rchanged = oldModifiers.get(GHOST_kModifierKeyRightControl) != newModifiers.get(GHOST_kModifierKeyRightControl);
 600                                         if(rchanged) {
 601                                                 key = GHOST_kKeyRightControl;
 602                                         } else {
 603                                                 key = GHOST_kKeyUnknown;
 604                                         }
 605                                 }
 606                         }
 607                         break;
 608                 case VK_MENU:
 609                         {
 610                                 if(m_hasAltGr && isExtended) {
 611                                         // We have here an extended RAlt, which is AltGr. The keyboard driver on Windows sends before this a LControl, so
 612                                         // to be able to input characters created with AltGr (normal on German, French, Finnish and other keyboards) we
 613                                         // push an extra LControl up event. This ensures we don't have a 'hanging' ctrl event in Blender windowmanager
 614                                         // when typing in Text editor or Console.
 615                                         GHOST_Event *extra = new GHOST_EventKey(getSystem()->getMilliSeconds(), GHOST_kEventKeyUp, window, GHOST_kKeyLeftControl, '\0');
 616                                         ((GHOST_SystemWin32*)getSystem())->pushEvent(extra);
 617                                         newModifiers.set(GHOST_kModifierKeyRightControl, false);
 618                                         newModifiers.set(GHOST_kModifierKeyLeftControl, false);
 619                                 }
 620                                 bool lchanged = oldModifiers.get(GHOST_kModifierKeyLeftAlt) != newModifiers.get(GHOST_kModifierKeyLeftAlt);
 621                                 if(lchanged) {
 622                                         key = GHOST_kKeyLeftAlt;
 623                                 } else {
 624                                         bool rchanged = oldModifiers.get(GHOST_kModifierKeyRightAlt) != newModifiers.get(GHOST_kModifierKeyRightAlt);
 625                                         if(rchanged) {
 626                                                 key = GHOST_kKeyRightAlt;
 627                                         } else {
 628                                                 key = GHOST_kKeyUnknown;
 629                                         }
 630                                 }
 631                         }
 632                         break;
 633                 case VK_LWIN:
 634                 case VK_RWIN:
 635                         key = GHOST_kKeyOS;
 636                         break;
 637                 case VK_NUMLOCK: key = GHOST_kKeyNumLock; break;
 638                 case VK_SCROLL: key = GHOST_kKeyScrollLock; break;
 639                 case VK_CAPITAL: key = GHOST_kKeyCapsLock; break;
 640                 case VK_OEM_8:
 641                         key = ((GHOST_SystemWin32*)getSystem())->processSpecialKey(window, wParam, lParam);
 642                         break;
 643                 default:
 644                         key = GHOST_kKeyUnknown;
 645                         break;
 646                 }
 647         }
 648         ((GHOST_SystemWin32*)getSystem())->storeModifierKeys(newModifiers);
 649         return key;
 650 }
 651
 652 GHOST_EventButton* GHOST_SystemWin32::processButtonEvent(GHOST_TEventType type, GHOST_IWindow *window, GHOST_TButtonMask mask)
 653 {
 654         return new GHOST_EventButton (getSystem()->getMilliSeconds(), type, window, mask);
 655 }
 656
 657
 658 GHOST_EventCursor* GHOST_SystemWin32::processCursorEvent(GHOST_TEventType type, GHOST_IWindow *Iwindow)
 659 {
 660         GHOST_TInt32 x_screen, y_screen;
 661         GHOST_SystemWin32 * system = ((GHOST_SystemWin32 * ) getSystem());
 662         GHOST_WindowWin32 * window = ( GHOST_WindowWin32 * ) Iwindow;
 663
 664         system->getCursorPosition(x_screen, y_screen);
 665
 666         if(window->getCursorGrabMode() != GHOST_kGrabDisable && window->getCursorGrabMode() != GHOST_kGrabNormal)
 667         {
 668                 GHOST_TInt32 x_new= x_screen;
 669                 GHOST_TInt32 y_new= y_screen;
 670                 GHOST_TInt32 x_accum, y_accum;
 671                 GHOST_Rect bounds;
 672
 673                 /* fallback to window bounds */
 674                 if(window->getCursorGrabBounds(bounds)==GHOST_kFailure){
 675                         window->getClientBounds(bounds);
 676                 }
 677
 678                 /* could also clamp to screen bounds
 679                  * wrap with a window outside the view will fail atm  */
 680
 681                 bounds.wrapPoint(x_new, y_new, 2); /* offset of one incase blender is at screen bounds */
 682
 683                 window->getCursorGrabAccum(x_accum, y_accum);
 684                 if(x_new != x_screen|| y_new != y_screen) {
 685                         /* when wrapping we don't need to add an event because the
 686                          * setCursorPosition call will cause a new event after */
 687                         system->setCursorPosition(x_new, y_new); /* wrap */
 688                         window->setCursorGrabAccum(x_accum + (x_screen - x_new), y_accum + (y_screen - y_new));
 689                 }else{
 690                         return new GHOST_EventCursor(system->getMilliSeconds(),
 691                                                                                  GHOST_kEventCursorMove,
 692                                                                                  window,
 693                                                                                  x_screen + x_accum,
 694                                                                                  y_screen + y_accum
 695                         );
 696                 }
 697
 698         }
 699         else {
 700                 return new GHOST_EventCursor(system->getMilliSeconds(),
 701                                                                          GHOST_kEventCursorMove,
 702                                                                          window,
 703                                                                          x_screen,
 704                                                                          y_screen
 705                 );
 706         }
 707         return NULL;
 708 }
 709
 710
 711 GHOST_EventWheel* GHOST_SystemWin32::processWheelEvent(GHOST_IWindow *window, WPARAM wParam, LPARAM lParam)
 712 {
 713         // short fwKeys = LOWORD(wParam);                       // key flags
 714         int zDelta = (short) HIWORD(wParam);    // wheel rotation
 715
 716         // zDelta /= WHEEL_DELTA;
 717         // temporary fix below: microsoft now has added more precision, making the above division not work
 718         if (zDelta <= 0 ) zDelta= -1; else zDelta= 1;
 719
 720         // short xPos = (short) LOWORD(lParam); // horizontal position of pointer
 721         // short yPos = (short) HIWORD(lParam); // vertical position of pointer
 722         return new GHOST_EventWheel (getSystem()->getMilliSeconds(), window, zDelta);
 723 }
 724
 725
 726 GHOST_EventKey* GHOST_SystemWin32::processKeyEvent(GHOST_IWindow *window, bool keyDown, WPARAM wParam, LPARAM lParam)
 727 {
 728         GHOST_TKey key = ((GHOST_SystemWin32*)getSystem())->convertKey(window, wParam, lParam);
 729         GHOST_EventKey* event;
 730         if (key != GHOST_kKeyUnknown) {
 731                 MSG keyMsg;
 732                 char ascii = '\0';
 733
 734                         /* Eat any character related messages */
 735                 if (::PeekMessage(&keyMsg, NULL, WM_CHAR, WM_SYSDEADCHAR, PM_REMOVE)) {
 736                         ascii = (char) keyMsg.wParam;
 737
 738                 }
 739
 740                 event = new GHOST_EventKey(getSystem()->getMilliSeconds(), keyDown ? GHOST_kEventKeyDown: GHOST_kEventKeyUp, window, key, ascii);
 741                 std::cout << ascii << std::endl;
 742         }
 743         else {
 744                 event = 0;
 745         }
 746         return event;
 747 }
 748
 749
 750 GHOST_Event* GHOST_SystemWin32::processWindowEvent(GHOST_TEventType type, GHOST_IWindow* window)
 751 {
 752         return new GHOST_Event(getSystem()->getMilliSeconds(), type, window);
 753 }
 754
 755 GHOST_TSuccess GHOST_SystemWin32::pushDragDropEvent(GHOST_TEventType eventType,
 756                                                                                                         GHOST_TDragnDropTypes draggedObjectType,
 757                                                                                                         GHOST_IWindow* window,
 758                                                                                                         int mouseX, int mouseY,
 759                                                                                                         void* data)
 760 {
 761         GHOST_SystemWin32* system = ((GHOST_SystemWin32*)getSystem());
 762         return system->pushEvent(new GHOST_EventDragnDrop(system->getMilliSeconds(),
 763                                                                                                           eventType,
 764                                                                                                           draggedObjectType,
 765                                                                                                           window,mouseX,mouseY,data)
 766                         );
 767 }
 768
 769 void GHOST_SystemWin32::processMinMaxInfo(MINMAXINFO * minmax)
 770 {
 771         minmax->ptMinTrackSize.x=320;
 772         minmax->ptMinTrackSize.y=240;
 773 }
 774
 775 /* Note that this function gets *all* key events from the entire system (all
 776  * threads running in this desktop session. So when getting event here, don't assume
 777  * it's for Blender. Thus we only do status bookkeeping, so we can check
 778  * in s_wndProc and processKeyEvent what the real keyboard status is.
 779  * This is needed for proper handling of shift+numpad keys for instance.
 780  */
 781 LRESULT CALLBACK GHOST_SystemWin32::s_llKeyboardProc(int nCode, WPARAM wParam, LPARAM lParam)
 782 {
 783         GHOST_SystemWin32* system = ((GHOST_SystemWin32*)getSystem());
 784
 785         bool down = false;
 786         if(wParam==WM_KEYDOWN || wParam==WM_SYSKEYDOWN ){
 787                 down = true;
 788         }
 789
 790         if(nCode!=HC_ACTION)
 791                 return CallNextHookEx(system->m_llKeyboardHook, nCode, wParam, lParam);
 792
 793         KBDLLHOOKSTRUCT &keyb = *(PKBDLLHOOKSTRUCT)(lParam);
 794         system->m_prevKeyStatus[keyb.vkCode] = system->m_curKeyStatus[keyb.vkCode];
 795         //std::cout << "ll: " << keyb.vkCode << " " << down << " ||| ";
 796         if(keyb.flags) {
 797                 if((keyb.flags & LLKHF_EXTENDED) == LLKHF_EXTENDED) {
 798                         //std::cout << "extended ";
 799                 }
 800                 if((keyb.flags & LLKHF_ALTDOWN) == LLKHF_ALTDOWN) {
 801                         //std::cout << "alt ";
 802                 }
 803                 if((keyb.flags & LLKHF_INJECTED)== LLKHF_INJECTED) {
 804                         //std::cout << "injected ";
 805                 }
 806                 if((keyb.flags & LLKHF_UP) == LLKHF_UP) {
 807                         system->m_curKeyStatus[keyb.vkCode] = false;
 808                         //std::cout << "up" << std::endl;
 809                 } else {
 810                         system->m_curKeyStatus[keyb.vkCode] = true;
 811                         //std::cout << "down" << std::endl;
 812                 }
 813         }
 814         else {
 815                 system->m_curKeyStatus[keyb.vkCode] = true;
 816                 //std::cout << "down" << std::endl;
 817         }
 818
 819         return CallNextHookEx(system->m_llKeyboardHook, nCode, wParam, lParam);
 820 }
 821
 822 LRESULT WINAPI GHOST_SystemWin32::s_wndProc(HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam)
 823 {
 824         GHOST_Event* event = 0;
 825         LRESULT lResult = 0;
 826         GHOST_SystemWin32* system = ((GHOST_SystemWin32*)getSystem());
 827         GHOST_ASSERT(system, "GHOST_SystemWin32::s_wndProc(): system not initialized")
 828
 829         if (hwnd) {
 830                 GHOST_WindowWin32* window = (GHOST_WindowWin32*)::GetWindowLong(hwnd, GWL_USERDATA);
 831                 if (window) {
 832                         switch (msg) {
 833                                 // we need to check if new key layout has AltGr
 834                                 case WM_INPUTLANGCHANGE:
 835                                         system->handleKeyboardChange();
 836                                         break;
 837                                 ////////////////////////////////////////////////////////////////////////
 838                                 // Keyboard events, processed
 839                                 ////////////////////////////////////////////////////////////////////////
 840                                 case WM_KEYDOWN:
 841                                 case WM_SYSKEYDOWN:
 842                                         event = processKeyEvent(window, true, wParam, lParam);
 843                                         if (!event) {
 844                                                 GHOST_PRINT("GHOST_SystemWin32::wndProc: key event ")
 845                                                 GHOST_PRINT(msg)
 846                                                 GHOST_PRINT(" key ignored\n")
 847                                         }
 848                                         break;
 849
 850                                 case WM_KEYUP:
 851                                 case WM_SYSKEYUP:
 852                                         event = processKeyEvent(window, false, wParam, lParam);
 853                                         if (!event) {
 854                                                 GHOST_PRINT("GHOST_SystemWin32::wndProc: key event ")
 855                                                 GHOST_PRINT(msg)
 856                                                 GHOST_PRINT(" key ignored\n")
 857                                         }
 858                                         break;
 859
 860                                 ////////////////////////////////////////////////////////////////////////
 861                                 // Keyboard events, ignored
 862                                 ////////////////////////////////////////////////////////////////////////
 863                                 case WM_CHAR:
 864                                         /* The WM_CHAR message is posted to the window with the keyboard focus when
 865                                          * a WM_KEYDOWN message is translated by the TranslateMessage function. WM_CHAR
 866                                          * contains the character code of the key that was pressed.
 867                                          */
 868                                 case WM_DEADCHAR:
 869                                         /* The WM_DEADCHAR message is posted to the window with the keyboard focus when a
 870                                          * WM_KEYUP message is translated by the TranslateMessage function. WM_DEADCHAR
 871                                          * specifies a character code generated by a dead key. A dead key is a key that
 872                                          * generates a character, such as the umlaut (double-dot), that is combined with
 873                                          * another character to form a composite character. For example, the umlaut-O
 874                                          * character (Ö) is generated by typing the dead key for the umlaut character, and
 875                                          * then typing the O key.
 876                                          */
 877                                 case WM_SYSDEADCHAR:
 878                                         /* The WM_SYSDEADCHAR message is sent to the window with the keyboard focus when
 879                                          * a WM_SYSKEYDOWN message is translated by the TranslateMessage function.
 880                                          * WM_SYSDEADCHAR specifies the character code of a system dead key - that is,
 881                                          * a dead key that is pressed while holding down the alt key.
 882                                          */
 883                                         break;
 884                                 ////////////////////////////////////////////////////////////////////////
 885                                 // Tablet events, processed
 886                                 ////////////////////////////////////////////////////////////////////////
 887                                 case WT_PACKET:
 888                                         ((GHOST_WindowWin32*)window)->processWin32TabletEvent(wParam, lParam);
 889                                         break;
 890                                 case WT_CSRCHANGE:
 891                                 case WT_PROXIMITY:
 892                                         ((GHOST_WindowWin32*)window)->processWin32TabletInitEvent();
 893                                         break;
 894                                 ////////////////////////////////////////////////////////////////////////
 895                                 // Mouse events, processed
 896                                 ////////////////////////////////////////////////////////////////////////
 897                                 case WM_LBUTTONDOWN:
 898                                         window->registerMouseClickEvent(true);
 899                                         event = processButtonEvent(GHOST_kEventButtonDown, window, GHOST_kButtonMaskLeft);
 900                                         break;
 901                                 case WM_MBUTTONDOWN:
 902                                         window->registerMouseClickEvent(true);
 903                                         event = processButtonEvent(GHOST_kEventButtonDown, window, GHOST_kButtonMaskMiddle);
 904                                         break;
 905                                 case WM_RBUTTONDOWN:
 906                                         window->registerMouseClickEvent(true);
 907                                         event = processButtonEvent(GHOST_kEventButtonDown, window, GHOST_kButtonMaskRight);
 908                                         break;
 909                                 case WM_XBUTTONDOWN:
 910                                         window->registerMouseClickEvent(true);
 911                                         if ((short) HIWORD(wParam) == XBUTTON1){
 912                                                 event = processButtonEvent(GHOST_kEventButtonDown, window, GHOST_kButtonMaskButton4);
 913                                         }else if((short) HIWORD(wParam) == XBUTTON2){
 914                                                 event = processButtonEvent(GHOST_kEventButtonDown, window, GHOST_kButtonMaskButton5);
 915                                         }
 916                                         break;
 917                                 case WM_LBUTTONUP:
 918                                         window->registerMouseClickEvent(false);
 919                                         event = processButtonEvent(GHOST_kEventButtonUp, window, GHOST_kButtonMaskLeft);
 920                                         break;
 921                                 case WM_MBUTTONUP:
 922                                         window->registerMouseClickEvent(false);
 923                                         event = processButtonEvent(GHOST_kEventButtonUp, window, GHOST_kButtonMaskMiddle);
 924                                         break;
 925                                 case WM_RBUTTONUP:
 926                                         window->registerMouseClickEvent(false);
 927                                         event = processButtonEvent(GHOST_kEventButtonUp, window, GHOST_kButtonMaskRight);
 928                                         break;
 929                                 case WM_XBUTTONUP:
 930                                         window->registerMouseClickEvent(false);
 931                                         if ((short) HIWORD(wParam) == XBUTTON1){
 932                                                 event = processButtonEvent(GHOST_kEventButtonUp, window, GHOST_kButtonMaskButton4);
 933                                         }else if((short) HIWORD(wParam) == XBUTTON2){
 934                                                 event = processButtonEvent(GHOST_kEventButtonUp, window, GHOST_kButtonMaskButton5);
 935                                         }
 936                                         break;
 937                                 case WM_MOUSEMOVE:
 938                                         event = processCursorEvent(GHOST_kEventCursorMove, window);
 939                                         break;
 940                                 case WM_MOUSEWHEEL:
 941                                         /* The WM_MOUSEWHEEL message is sent to the focus window
 942                                          * when the mouse wheel is rotated. The DefWindowProc
 943                                          * function propagates the message to the window's parent.
 944                                          * There should be no internal forwarding of the message,
 945                                          * since DefWindowProc propagates it up the parent chain
 946                                          * until it finds a window that processes it.
 947                                          */
 948                                         event = processWheelEvent(window, wParam, lParam);
 949                                         break;
 950                                 case WM_SETCURSOR:
 951                                         /* The WM_SETCURSOR message is sent to a window if the mouse causes the cursor
 952                                          * to move within a window and mouse input is not captured.
 953                                          * This means we have to set the cursor shape every time the mouse moves!
 954                                          * The DefWindowProc function uses this message to set the cursor to an
 955                                          * arrow if it is not in the client area.
 956                                          */
 957                                         if (LOWORD(lParam) == HTCLIENT) {
 958                                                 // Load the current cursor
 959                                                 window->loadCursor(window->getCursorVisibility(), window->getCursorShape());
 960                                                 // Bypass call to DefWindowProc
 961                                                 return 0;
 962                                         }
 963                                         else {
 964                                                 // Outside of client area show standard cursor
 965                                                 window->loadCursor(true, GHOST_kStandardCursorDefault);
 966                                         }
 967                                         break;
 968
 969                                 ////////////////////////////////////////////////////////////////////////
 970                                 // Mouse events, ignored
 971                                 ////////////////////////////////////////////////////////////////////////
 972                                 case WM_NCMOUSEMOVE:
 973                                         /* The WM_NCMOUSEMOVE message is posted to a window when the cursor is moved
 974                                          * within the nonclient area of the window. This message is posted to the window
 975                                          * that contains the cursor. If a window has captured the mouse, this message is not posted.
 976                                          */
 977                                 case WM_NCHITTEST:
 978                                         /* The WM_NCHITTEST message is sent to a window when the cursor moves, or
 979                                          * when a mouse button is pressed or released. If the mouse is not captured,
 980                                          * the message is sent to the window beneath the cursor. Otherwise, the message
 981                                          * is sent to the window that has captured the mouse.
 982                                          */
 983                                         break;
 984
 985                                 ////////////////////////////////////////////////////////////////////////
 986                                 // Window events, processed
 987                                 ////////////////////////////////////////////////////////////////////////
 988                                 case WM_CLOSE:
 989                                         /* The WM_CLOSE message is sent as a signal that a window or an application should terminate. */
 990                                         event = processWindowEvent(GHOST_kEventWindowClose, window);
 991                                         break;
 992                                 case WM_ACTIVATE:
 993                                         /* The WM_ACTIVATE message is sent to both the window being activated and the window being
 994                                          * deactivated. If the windows use the same input queue, the message is sent synchronously,
 995                                          * first to the window procedure of the top-level window being deactivated, then to the window
 996                                          * procedure of the top-level window being activated. If the windows use different input queues,
 997                                          * the message is sent asynchronously, so the window is activated immediately.
 998                                          */
 999                                         event = processWindowEvent(LOWORD(wParam) ? GHOST_kEventWindowActivate : GHOST_kEventWindowDeactivate, window);
1000                                         /* WARNING: Let DefWindowProc handle WM_ACTIVATE, otherwise WM_MOUSEWHEEL
1001                                         will not be dispatched to OUR active window if we minimize one of OUR windows. */
1002                                         lResult = ::DefWindowProc(hwnd, msg, wParam, lParam);
1003                                         break;
1004                                 case WM_PAINT:
1005                                         /* An application sends the WM_PAINT message when the system or another application
1006                                          * makes a request to paint a portion of an application's window. The message is sent
1007                                          * when the UpdateWindow or RedrawWindow function is called, or by the DispatchMessage
1008                                          * function when the application obtains a WM_PAINT message by using the GetMessage or
1009                                          * PeekMessage function.
1010                                          */
1011                                         event = processWindowEvent(GHOST_kEventWindowUpdate, window);
1012                                         ::ValidateRect(hwnd, NULL);
1013                                         break;
1014                                 case WM_GETMINMAXINFO:
1015                                         /* The WM_GETMINMAXINFO message is sent to a window when the size or
1016                                          * position of the window is about to change. An application can use
1017                                          * this message to override the window's default maximized size and
1018                                          * position, or its default minimum or maximum tracking size.
1019                                          */
1020                                         processMinMaxInfo((MINMAXINFO *) lParam);
1021                                         /* Let DefWindowProc handle it. */
1022                                         break;
1023                                 case WM_SIZE:
1024                                         /* The WM_SIZE message is sent to a window after its size has changed.
1025                                          * The WM_SIZE and WM_MOVE messages are not sent if an application handles the
1026                                          * WM_WINDOWPOSCHANGED message without calling DefWindowProc. It is more efficient
1027                                          * to perform any move or size change processing during the WM_WINDOWPOSCHANGED
1028                                          * message without calling DefWindowProc.
1029                                          */
1030                                         event = processWindowEvent(GHOST_kEventWindowSize, window);
1031                                         break;
1032                                 case WM_CAPTURECHANGED:
1033                                         window->lostMouseCapture();
1034                                         break;
1035                                 case WM_MOVING:
1036                                         /* The WM_MOVING message is sent to a window that the user is moving. By processing
1037                                          * this message, an application can monitor the size and position of the drag rectangle
1038                                          * and, if needed, change its size or position.
1039                                          */
1040                                 case WM_MOVE:
1041                                         /* The WM_SIZE and WM_MOVE messages are not sent if an application handles the
1042                                          * WM_WINDOWPOSCHANGED message without calling DefWindowProc. It is more efficient
1043                                          * to perform any move or size change processing during the WM_WINDOWPOSCHANGED
1044                                          * message without calling DefWindowProc.
1045                                          */
1046                                         event = processWindowEvent(GHOST_kEventWindowMove, window);
1047                                         break;
1048                                 ////////////////////////////////////////////////////////////////////////
1049                                 // Window events, ignored
1050                                 ////////////////////////////////////////////////////////////////////////
1051                                 case WM_WINDOWPOSCHANGED:
1052                                         /* The WM_WINDOWPOSCHANGED message is sent to a window whose size, position, or place
1053                                          * in the Z order has changed as a result of a call to the SetWindowPos function or
1054                                          * another window-management function.
1055                                          * The WM_SIZE and WM_MOVE messages are not sent if an application handles the
1056                                          * WM_WINDOWPOSCHANGED message without calling DefWindowProc. It is more efficient
1057                                          * to perform any move or size change processing during the WM_WINDOWPOSCHANGED
1058                                          * message without calling DefWindowProc.
1059                                          */
1060                                 case WM_ERASEBKGND:
1061                                         /* An application sends the WM_ERASEBKGND message when the window background must be
1062                                          * erased (for example, when a window is resized). The message is sent to prepare an
1063                                          * invalidated portion of a window for painting.
1064                                          */
1065                                 case WM_NCPAINT:
1066                                         /* An application sends the WM_NCPAINT message to a window when its frame must be painted. */
1067                                 case WM_NCACTIVATE:
1068                                         /* The WM_NCACTIVATE message is sent to a window when its nonclient area needs to be changed
1069                                          * to indicate an active or inactive state.
1070                                          */
1071                                 case WM_DESTROY:
1072                                         /* The WM_DESTROY message is sent when a window is being destroyed. It is sent to the window
1073                                          * procedure of the window being destroyed after the window is removed from the screen.
1074                                          * This message is sent first to the window being destroyed and then to the child windows
1075                                          * (if any) as they are destroyed. During the processing of the message, it can be assumed
1076                                          * that all child windows still exist.
1077                                          */
1078                                 case WM_NCDESTROY:
1079                                         /* The WM_NCDESTROY message informs a window that its nonclient area is being destroyed. The
1080                                          * DestroyWindow function sends the WM_NCDESTROY message to the window following the WM_DESTROY
1081                                          * message. WM_DESTROY is used to free the allocated memory object associated with the window.
1082                                          */
1083                                 case WM_KILLFOCUS:
1084                                         /* The WM_KILLFOCUS message is sent to a window immediately before it loses the keyboard focus. */
1085                                 case WM_SHOWWINDOW:
1086                                         /* The WM_SHOWWINDOW message is sent to a window when the window is about to be hidden or shown. */
1087                                 case WM_WINDOWPOSCHANGING:
1088                                         /* The WM_WINDOWPOSCHANGING message is sent to a window whose size, position, or place in
1089                                          * the Z order is about to change as a result of a call to the SetWindowPos function or
1090                                          * another window-management function.
1091                                          */
1092                                 case WM_SETFOCUS:
1093                                         /* The WM_SETFOCUS message is sent to a window after it has gained the keyboard focus. */
1094                                 case WM_ENTERSIZEMOVE:
1095                                         /* The WM_ENTERSIZEMOVE message is sent one time to a window after it enters the moving
1096                                          * or sizing modal loop. The window enters the moving or sizing modal loop when the user
1097                                          * clicks the window's title bar or sizing border, or when the window passes the
1098                                          * WM_SYSCOMMAND message to the DefWindowProc function and the wParam parameter of the
1099                                          * message specifies the SC_MOVE or SC_SIZE value. The operation is complete when
1100                                          * DefWindowProc returns.
1101                                          */
1102                                         break;
1103
1104                                 ////////////////////////////////////////////////////////////////////////
1105                                 // Other events
1106                                 ////////////////////////////////////////////////////////////////////////
1107                                 case WM_GETTEXT:
1108                                         /* An application sends a WM_GETTEXT message to copy the text that
1109                                          * corresponds to a window into a buffer provided by the caller.
1110                                          */
1111                                 case WM_ACTIVATEAPP:
1112                                         /* The WM_ACTIVATEAPP message is sent when a window belonging to a
1113                                          * different application than the active window is about to be activated.
1114                                          * The message is sent to the application whose window is being activated
1115                                          * and to the application whose window is being deactivated.
1116                                          */
1117                                 case WM_TIMER:
1118                                         /* The WIN32 docs say:
1119                                          * The WM_TIMER message is posted to the installing thread's message queue
1120                                          * when a timer expires. You can process the message by providing a WM_TIMER
1121                                          * case in the window procedure. Otherwise, the default window procedure will
1122                                          * call the TimerProc callback function specified in the call to the SetTimer
1123                                          * function used to install the timer.
1124                                          *
1125                                          * In GHOST, we let DefWindowProc call the timer callback.
1126                                          */
1127                                         break;
1128                                 case WM_BLND_NDOF_AXIS:
1129                                         {
1130                                                 GHOST_TEventNDOFData ndofdata;
1131                                                 system->m_ndofManager->GHOST_NDOFGetDatas(ndofdata);
1132                                                 system->m_eventManager->
1133                                                         pushEvent(new GHOST_EventNDOF(
1134                                                                 system->getMilliSeconds(),
1135                                                                 GHOST_kEventNDOFMotion,
1136                                                                 window, ndofdata));
1137                                         }
1138                                         break;
1139                                 case WM_BLND_NDOF_BTN:
1140                                         {
1141                                                 GHOST_TEventNDOFData ndofdata;
1142                                                 system->m_ndofManager->GHOST_NDOFGetDatas(ndofdata);
1143                                                 system->m_eventManager->
1144                                                         pushEvent(new GHOST_EventNDOF(
1145                                                                 system->getMilliSeconds(),
1146                                                                 GHOST_kEventNDOFButton,
1147                                                                 window, ndofdata));
1148                                         }
1149                                         break;
1150                         }
1151                 }
1152                 else {
1153                         // Event found for a window before the pointer to the class has been set.
1154                         GHOST_PRINT("GHOST_SystemWin32::wndProc: GHOST window event before creation\n")
1155                         /* These are events we typically miss at this point:
1156                            WM_GETMINMAXINFO     0x24
1157                            WM_NCCREATE                  0x81
1158                            WM_NCCALCSIZE                0x83
1159                            WM_CREATE                    0x01
1160                            We let DefWindowProc do the work.
1161                         */
1162                 }
1163         }
1164         else {
1165                 // Events without valid hwnd
1166                 GHOST_PRINT("GHOST_SystemWin32::wndProc: event without window\n")
1167         }
1168
1169         if (event) {
1170                 system->pushEvent(event);
1171         }
1172         else {
1173                 lResult = ::DefWindowProc(hwnd, msg, wParam, lParam);
1174         }
1175         return lResult;
1176 }
1177
1178 GHOST_TUns8* GHOST_SystemWin32::getClipboard(bool selection) const
1179 {
1180         char *buffer;
1181         char *temp_buff;
1182
1183         if ( IsClipboardFormatAvailable(CF_TEXT) && OpenClipboard(NULL) ) {
1184                 HANDLE hData = GetClipboardData( CF_TEXT );
1185                 if (hData == NULL) {
1186                         CloseClipboard();
1187                         return NULL;
1188                 }
1189                 buffer = (char*)GlobalLock( hData );
1190
1191                 temp_buff = (char*) malloc(strlen(buffer)+1);
1192                 strcpy(temp_buff, buffer);
1193
1194                 GlobalUnlock( hData );
1195                 CloseClipboard();
1196
1197                 temp_buff[strlen(buffer)] = '\0';
1198                 if (buffer) {
1199                         return (GHOST_TUns8*)temp_buff;
1200                 } else {
1201                         return NULL;
1202                 }
1203         } else {
1204                 return NULL;
1205         }
1206 }
1207
1208 void GHOST_SystemWin32::putClipboard(GHOST_TInt8 *buffer, bool selection) const
1209 {
1210         if(selection) {return;} // for copying the selection, used on X11
1211
1212         if (OpenClipboard(NULL)) {
1213                 HLOCAL clipbuffer;
1214                 char *data;
1215
1216                 if (buffer) {
1217                         EmptyClipboard();
1218
1219                         clipbuffer = LocalAlloc(LMEM_FIXED,((strlen(buffer)+1)));
1220                         data = (char*)GlobalLock(clipbuffer);
1221
1222                         strcpy(data, (char*)buffer);
1223                         data[strlen(buffer)] = '\0';
1224                         LocalUnlock(clipbuffer);
1225                         SetClipboardData(CF_TEXT,clipbuffer);
1226                 }
1227                 CloseClipboard();
1228         } else {
1229                 return;
1230         }
1231 }