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/**
* @file llwindowwin32.cpp
* @brief Platform-dependent implementation of llwindow
*
* $LicenseInfo:firstyear=2001&license=viewerlgpl$
* Second Life Viewer Source Code
* Copyright (C) 2010, Linden Research, Inc.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation;
* version 2.1 of the License only.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*
* Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA
* $/LicenseInfo$
*/
#include "linden_common.h"
#if LL_WINDOWS && !LL_MESA_HEADLESS
#include "llwindowwin32.h"
// LLWindow library includes
#include "llkeyboardwin32.h"
#include "lldragdropwin32.h"
#include "llpreeditor.h"
#include "llwindowcallbacks.h"
// Linden library includes
#include "llerror.h"
#include "llfasttimer.h"
#include "llgl.h"
#include "llstring.h"
#include "lldir.h"
#include "llsdutil.h"
#include "llglslshader.h"
// System includes
#include <commdlg.h>
#include <WinUser.h>
#include <mapi.h>
#include <process.h> // for _spawn
#include <shellapi.h>
#include <fstream>
#include <Imm.h>
// Require DirectInput version 8
#define DIRECTINPUT_VERSION 0x0800
#include <dinput.h>
#include <Dbt.h.>
#include <InitGuid.h> // needed for llurlentry test to build on some systems
#pragma comment(lib, "dxguid.lib") // needed for llurlentry test to build on some systems
#pragma comment(lib, "dinput8")
const S32 MAX_MESSAGE_PER_UPDATE = 20;
const S32 BITS_PER_PIXEL = 32;
const S32 MAX_NUM_RESOLUTIONS = 32;
const F32 ICON_FLASH_TIME = 0.5f;
#ifndef WM_DPICHANGED
#define WM_DPICHANGED 0x02E0
#endif
#ifndef USER_DEFAULT_SCREEN_DPI
#define USER_DEFAULT_SCREEN_DPI 96 // Win7
#endif
extern BOOL gDebugWindowProc;
LPWSTR gIconResource = IDI_APPLICATION;
LPDIRECTINPUT8 gDirectInput8;
LLW32MsgCallback gAsyncMsgCallback = NULL;
#ifndef DPI_ENUMS_DECLARED
typedef enum PROCESS_DPI_AWARENESS {
PROCESS_DPI_UNAWARE = 0,
PROCESS_SYSTEM_DPI_AWARE = 1,
PROCESS_PER_MONITOR_DPI_AWARE = 2
} PROCESS_DPI_AWARENESS;
typedef enum MONITOR_DPI_TYPE {
MDT_EFFECTIVE_DPI = 0,
MDT_ANGULAR_DPI = 1,
MDT_RAW_DPI = 2,
MDT_DEFAULT = MDT_EFFECTIVE_DPI
} MONITOR_DPI_TYPE;
#endif
typedef HRESULT(STDAPICALLTYPE *SetProcessDpiAwarenessType)(_In_ PROCESS_DPI_AWARENESS value);
typedef HRESULT(STDAPICALLTYPE *GetProcessDpiAwarenessType)(
_In_ HANDLE hprocess,
_Out_ PROCESS_DPI_AWARENESS *value);
typedef HRESULT(STDAPICALLTYPE *GetDpiForMonitorType)(
_In_ HMONITOR hmonitor,
_In_ MONITOR_DPI_TYPE dpiType,
_Out_ UINT *dpiX,
_Out_ UINT *dpiY);
//
// LLWindowWin32
//
void show_window_creation_error(const std::string& title)
{
LL_WARNS("Window") << title << LL_ENDL;
}
HGLRC SafeCreateContext(HDC hdc)
{
__try
{
return wglCreateContext(hdc);
}
__except(EXCEPTION_EXECUTE_HANDLER)
{
return NULL;
}
}
//static
BOOL LLWindowWin32::sIsClassRegistered = FALSE;
BOOL LLWindowWin32::sLanguageTextInputAllowed = TRUE;
BOOL LLWindowWin32::sWinIMEOpened = FALSE;
HKL LLWindowWin32::sWinInputLocale = 0;
DWORD LLWindowWin32::sWinIMEConversionMode = IME_CMODE_NATIVE;
DWORD LLWindowWin32::sWinIMESentenceMode = IME_SMODE_AUTOMATIC;
LLCoordWindow LLWindowWin32::sWinIMEWindowPosition(-1,-1);
// The following class LLWinImm delegates Windows IMM APIs.
// We need this because some language versions of Windows,
// e.g., US version of Windows XP, doesn't install IMM32.DLL
// as a default, and we can't link against imm32.lib statically.
// I believe DLL loading of this type is best suited to do
// in a static initialization of a class. What I'm not sure is
// whether it follows the Linden Conding Standard...
// See http://wiki.secondlife.com/wiki/Coding_standards#Static_Members
class LLWinImm
{
public:
static bool isAvailable() { return sTheInstance.mHImmDll != NULL; }
public:
// Wrappers for IMM API.
static BOOL isIME(HKL hkl);
static HWND getDefaultIMEWnd(HWND hwnd);
static HIMC getContext(HWND hwnd);
static BOOL releaseContext(HWND hwnd, HIMC himc);
static BOOL getOpenStatus(HIMC himc);
static BOOL setOpenStatus(HIMC himc, BOOL status);
static BOOL getConversionStatus(HIMC himc, LPDWORD conversion, LPDWORD sentence);
static BOOL setConversionStatus(HIMC himc, DWORD conversion, DWORD sentence);
static BOOL getCompositionWindow(HIMC himc, LPCOMPOSITIONFORM form);
static BOOL setCompositionWindow(HIMC himc, LPCOMPOSITIONFORM form);
static LONG getCompositionString(HIMC himc, DWORD index, LPVOID data, DWORD length);
static BOOL setCompositionString(HIMC himc, DWORD index, LPVOID pComp, DWORD compLength, LPVOID pRead, DWORD readLength);
static BOOL setCompositionFont(HIMC himc, LPLOGFONTW logfont);
static BOOL setCandidateWindow(HIMC himc, LPCANDIDATEFORM candidate_form);
static BOOL notifyIME(HIMC himc, DWORD action, DWORD index, DWORD value);
private:
LLWinImm();
~LLWinImm();
private:
// Pointers to IMM API.
BOOL (WINAPI *mImmIsIME)(HKL);
HWND (WINAPI *mImmGetDefaultIMEWnd)(HWND);
HIMC (WINAPI *mImmGetContext)(HWND);
BOOL (WINAPI *mImmReleaseContext)(HWND, HIMC);
BOOL (WINAPI *mImmGetOpenStatus)(HIMC);
BOOL (WINAPI *mImmSetOpenStatus)(HIMC, BOOL);
BOOL (WINAPI *mImmGetConversionStatus)(HIMC, LPDWORD, LPDWORD);
BOOL (WINAPI *mImmSetConversionStatus)(HIMC, DWORD, DWORD);
BOOL (WINAPI *mImmGetCompostitionWindow)(HIMC, LPCOMPOSITIONFORM);
BOOL (WINAPI *mImmSetCompostitionWindow)(HIMC, LPCOMPOSITIONFORM);
LONG (WINAPI *mImmGetCompositionString)(HIMC, DWORD, LPVOID, DWORD);
BOOL (WINAPI *mImmSetCompositionString)(HIMC, DWORD, LPVOID, DWORD, LPVOID, DWORD);
BOOL (WINAPI *mImmSetCompositionFont)(HIMC, LPLOGFONTW);
BOOL (WINAPI *mImmSetCandidateWindow)(HIMC, LPCANDIDATEFORM);
BOOL (WINAPI *mImmNotifyIME)(HIMC, DWORD, DWORD, DWORD);
private:
HMODULE mHImmDll;
static LLWinImm sTheInstance;
};
LLWinImm LLWinImm::sTheInstance;
LLWinImm::LLWinImm() : mHImmDll(NULL)
{
// Check system metrics
if ( !GetSystemMetrics( SM_IMMENABLED ) )
return;
mHImmDll = LoadLibraryA("Imm32");
if (mHImmDll != NULL)
{
mImmIsIME = (BOOL (WINAPI *)(HKL)) GetProcAddress(mHImmDll, "ImmIsIME");
mImmGetDefaultIMEWnd = (HWND (WINAPI *)(HWND)) GetProcAddress(mHImmDll, "ImmGetDefaultIMEWnd");
mImmGetContext = (HIMC (WINAPI *)(HWND)) GetProcAddress(mHImmDll, "ImmGetContext");
mImmReleaseContext = (BOOL (WINAPI *)(HWND, HIMC)) GetProcAddress(mHImmDll, "ImmReleaseContext");
mImmGetOpenStatus = (BOOL (WINAPI *)(HIMC)) GetProcAddress(mHImmDll, "ImmGetOpenStatus");
mImmSetOpenStatus = (BOOL (WINAPI *)(HIMC, BOOL)) GetProcAddress(mHImmDll, "ImmSetOpenStatus");
mImmGetConversionStatus = (BOOL (WINAPI *)(HIMC, LPDWORD, LPDWORD)) GetProcAddress(mHImmDll, "ImmGetConversionStatus");
mImmSetConversionStatus = (BOOL (WINAPI *)(HIMC, DWORD, DWORD)) GetProcAddress(mHImmDll, "ImmSetConversionStatus");
mImmGetCompostitionWindow = (BOOL (WINAPI *)(HIMC, LPCOMPOSITIONFORM)) GetProcAddress(mHImmDll, "ImmGetCompositionWindow");
mImmSetCompostitionWindow = (BOOL (WINAPI *)(HIMC, LPCOMPOSITIONFORM)) GetProcAddress(mHImmDll, "ImmSetCompositionWindow");
mImmGetCompositionString= (LONG (WINAPI *)(HIMC, DWORD, LPVOID, DWORD)) GetProcAddress(mHImmDll, "ImmGetCompositionStringW");
mImmSetCompositionString= (BOOL (WINAPI *)(HIMC, DWORD, LPVOID, DWORD, LPVOID, DWORD)) GetProcAddress(mHImmDll, "ImmSetCompositionStringW");
mImmSetCompositionFont = (BOOL (WINAPI *)(HIMC, LPLOGFONTW)) GetProcAddress(mHImmDll, "ImmSetCompositionFontW");
mImmSetCandidateWindow = (BOOL (WINAPI *)(HIMC, LPCANDIDATEFORM)) GetProcAddress(mHImmDll, "ImmSetCandidateWindow");
mImmNotifyIME = (BOOL (WINAPI *)(HIMC, DWORD, DWORD, DWORD)) GetProcAddress(mHImmDll, "ImmNotifyIME");
if (mImmIsIME == NULL ||
mImmGetDefaultIMEWnd == NULL ||
mImmGetContext == NULL ||
mImmReleaseContext == NULL ||
mImmGetOpenStatus == NULL ||
mImmSetOpenStatus == NULL ||
mImmGetConversionStatus == NULL ||
mImmSetConversionStatus == NULL ||
mImmGetCompostitionWindow == NULL ||
mImmSetCompostitionWindow == NULL ||
mImmGetCompositionString == NULL ||
mImmSetCompositionString == NULL ||
mImmSetCompositionFont == NULL ||
mImmSetCandidateWindow == NULL ||
mImmNotifyIME == NULL)
{
// If any of the above API entires are not found, we can't use IMM API.
// So, turn off the IMM support. We should log some warning message in
// the case, since it is very unusual; these APIs are available from
// the beginning, and all versions of IMM32.DLL should have them all.
// Unfortunately, this code may be executed before initialization of
// the logging channel (LL_WARNS()), and we can't do it here... Yes, this
// is one of disadvantages to use static constraction to DLL loading.
FreeLibrary(mHImmDll);
mHImmDll = NULL;
// If we unload the library, make sure all the function pointers are cleared
mImmIsIME = NULL;
mImmGetDefaultIMEWnd = NULL;
mImmGetContext = NULL;
mImmReleaseContext = NULL;
mImmGetOpenStatus = NULL;
mImmSetOpenStatus = NULL;
mImmGetConversionStatus = NULL;
mImmSetConversionStatus = NULL;
mImmGetCompostitionWindow = NULL;
mImmSetCompostitionWindow = NULL;
mImmGetCompositionString = NULL;
mImmSetCompositionString = NULL;
mImmSetCompositionFont = NULL;
mImmSetCandidateWindow = NULL;
mImmNotifyIME = NULL;
}
}
}
// static
BOOL LLWinImm::isIME(HKL hkl)
{
if ( sTheInstance.mImmIsIME )
return sTheInstance.mImmIsIME(hkl);
return FALSE;
}
// static
HIMC LLWinImm::getContext(HWND hwnd)
{
if ( sTheInstance.mImmGetContext )
return sTheInstance.mImmGetContext(hwnd);
return 0;
}
//static
BOOL LLWinImm::releaseContext(HWND hwnd, HIMC himc)
{
if ( sTheInstance.mImmIsIME )
return sTheInstance.mImmReleaseContext(hwnd, himc);
return FALSE;
}
// static
BOOL LLWinImm::getOpenStatus(HIMC himc)
{
if ( sTheInstance.mImmGetOpenStatus )
return sTheInstance.mImmGetOpenStatus(himc);
return FALSE;
}
// static
BOOL LLWinImm::setOpenStatus(HIMC himc, BOOL status)
{
if ( sTheInstance.mImmSetOpenStatus )
return sTheInstance.mImmSetOpenStatus(himc, status);
return FALSE;
}
// static
BOOL LLWinImm::getConversionStatus(HIMC himc, LPDWORD conversion, LPDWORD sentence)
{
if ( sTheInstance.mImmGetConversionStatus )
return sTheInstance.mImmGetConversionStatus(himc, conversion, sentence);
return FALSE;
}
// static
BOOL LLWinImm::setConversionStatus(HIMC himc, DWORD conversion, DWORD sentence)
{
if ( sTheInstance.mImmSetConversionStatus )
return sTheInstance.mImmSetConversionStatus(himc, conversion, sentence);
return FALSE;
}
// static
BOOL LLWinImm::getCompositionWindow(HIMC himc, LPCOMPOSITIONFORM form)
{
if ( sTheInstance.mImmGetCompostitionWindow )
return sTheInstance.mImmGetCompostitionWindow(himc, form);
return FALSE;
}
// static
BOOL LLWinImm::setCompositionWindow(HIMC himc, LPCOMPOSITIONFORM form)
{
if ( sTheInstance.mImmSetCompostitionWindow )
return sTheInstance.mImmSetCompostitionWindow(himc, form);
return FALSE;
}
// static
LONG LLWinImm::getCompositionString(HIMC himc, DWORD index, LPVOID data, DWORD length)
{
if ( sTheInstance.mImmGetCompositionString )
return sTheInstance.mImmGetCompositionString(himc, index, data, length);
return FALSE;
}
// static
BOOL LLWinImm::setCompositionString(HIMC himc, DWORD index, LPVOID pComp, DWORD compLength, LPVOID pRead, DWORD readLength)
{
if ( sTheInstance.mImmSetCompositionString )
return sTheInstance.mImmSetCompositionString(himc, index, pComp, compLength, pRead, readLength);
return FALSE;
}
// static
BOOL LLWinImm::setCompositionFont(HIMC himc, LPLOGFONTW pFont)
{
if ( sTheInstance.mImmSetCompositionFont )
return sTheInstance.mImmSetCompositionFont(himc, pFont);
return FALSE;
}
// static
BOOL LLWinImm::setCandidateWindow(HIMC himc, LPCANDIDATEFORM form)
{
if ( sTheInstance.mImmSetCandidateWindow )
return sTheInstance.mImmSetCandidateWindow(himc, form);
return FALSE;
}
// static
BOOL LLWinImm::notifyIME(HIMC himc, DWORD action, DWORD index, DWORD value)
{
if ( sTheInstance.mImmNotifyIME )
return sTheInstance.mImmNotifyIME(himc, action, index, value);
return FALSE;
}
// ----------------------------------------------------------------------------------------
LLWinImm::~LLWinImm()
{
if (mHImmDll != NULL)
{
FreeLibrary(mHImmDll);
mHImmDll = NULL;
}
}
LLWindowWin32::LLWindowWin32(LLWindowCallbacks* callbacks,
const std::string& title, const std::string& name, S32 x, S32 y, S32 width,
S32 height, U32 flags,
BOOL fullscreen, BOOL clearBg,
BOOL disable_vsync, BOOL use_gl,
BOOL ignore_pixel_depth,
U32 fsaa_samples)
: LLWindow(callbacks, fullscreen, flags)
{
//MAINT-516 -- force a load of opengl32.dll just in case windows went sideways
LoadLibrary(L"opengl32.dll");
mFSAASamples = fsaa_samples;
mIconResource = gIconResource;
mOverrideAspectRatio = 0.f;
mNativeAspectRatio = 0.f;
mMousePositionModified = FALSE;
mInputProcessingPaused = FALSE;
mPreeditor = NULL;
mKeyCharCode = 0;
mKeyScanCode = 0;
mKeyVirtualKey = 0;
mhDC = NULL;
mhRC = NULL;
memset(mCurrentGammaRamp, 0, sizeof(mCurrentGammaRamp));
memset(mPrevGammaRamp, 0, sizeof(mPrevGammaRamp));
mCustomGammaSet = FALSE;
mWindowHandle = NULL;
if (!SystemParametersInfo(SPI_GETMOUSEVANISH, 0, &mMouseVanish, 0))
{
mMouseVanish = TRUE;
}
// Initialize the keyboard
gKeyboard = new LLKeyboardWin32();
gKeyboard->setCallbacks(callbacks);
// Initialize the Drag and Drop functionality
mDragDrop = new LLDragDropWin32;
// Initialize (boot strap) the Language text input management,
// based on the system's (user's) default settings.
allowLanguageTextInput(mPreeditor, FALSE);
WNDCLASS wc;
RECT window_rect;
// Set the window title
if (title.empty())
{
mWindowTitle = new WCHAR[50];
wsprintf(mWindowTitle, L"OpenGL Window");
}
else
{
mWindowTitle = new WCHAR[256]; // Assume title length < 255 chars.
mbstowcs(mWindowTitle, title.c_str(), 255);
mWindowTitle[255] = 0;
}
// Set the window class name
if (name.empty())
{
mWindowClassName = new WCHAR[50];
wsprintf(mWindowClassName, L"OpenGL Window");
}
else
{
mWindowClassName = new WCHAR[256]; // Assume title length < 255 chars.
mbstowcs(mWindowClassName, name.c_str(), 255);
mWindowClassName[255] = 0;
}
// We're not clipping yet
SetRect( &mOldMouseClip, 0, 0, 0, 0 );
// Make an instance of our window then define the window class
mhInstance = GetModuleHandle(NULL);
mWndProc = NULL;
// Init Direct Input - needed for joystick / Spacemouse
LPDIRECTINPUT8 di8_interface;
HRESULT status = DirectInput8Create(
mhInstance, // HINSTANCE hinst,
DIRECTINPUT_VERSION, // DWORD dwVersion,
IID_IDirectInput8, // REFIID riidltf,
(LPVOID*)&di8_interface, // LPVOID * ppvOut,
NULL // LPUNKNOWN punkOuter
);
if (status == DI_OK)
{
gDirectInput8 = di8_interface;
}
mSwapMethod = SWAP_METHOD_UNDEFINED;
// No WPARAM yet.
mLastSizeWParam = 0;
// Windows GDI rects don't include rightmost pixel
window_rect.left = (long) 0;
window_rect.right = (long) width;
window_rect.top = (long) 0;
window_rect.bottom = (long) height;
// Grab screen size to sanitize the window
S32 window_border_y = GetSystemMetrics(SM_CYBORDER);
S32 virtual_screen_x = GetSystemMetrics(SM_XVIRTUALSCREEN);
S32 virtual_screen_y = GetSystemMetrics(SM_YVIRTUALSCREEN);
S32 virtual_screen_width = GetSystemMetrics(SM_CXVIRTUALSCREEN);
S32 virtual_screen_height = GetSystemMetrics(SM_CYVIRTUALSCREEN);
if (x < virtual_screen_x) x = virtual_screen_x;
if (y < virtual_screen_y - window_border_y) y = virtual_screen_y - window_border_y;
if (x + width > virtual_screen_x + virtual_screen_width) x = virtual_screen_x + virtual_screen_width - width;
if (y + height > virtual_screen_y + virtual_screen_height) y = virtual_screen_y + virtual_screen_height - height;
if (!sIsClassRegistered)
{
// Force redraw when resized and create a private device context
// Makes double click messages.
wc.style = CS_HREDRAW | CS_VREDRAW | CS_OWNDC | CS_DBLCLKS;
// Set message handler function
wc.lpfnWndProc = (WNDPROC) mainWindowProc;
// unused
wc.cbClsExtra = 0;
wc.cbWndExtra = 0;
wc.hInstance = mhInstance;
wc.hIcon = LoadIcon(mhInstance, mIconResource);
// We will set the cursor ourselves
wc.hCursor = NULL;
// background color is not used
if (clearBg)
{
wc.hbrBackground = (HBRUSH) GetStockObject(WHITE_BRUSH);
}
else
{
wc.hbrBackground = (HBRUSH) NULL;
}
// we don't use windows menus
wc.lpszMenuName = NULL;
wc.lpszClassName = mWindowClassName;
if (!RegisterClass(&wc))
{
OSMessageBox(mCallbacks->translateString("MBRegClassFailed"),
mCallbacks->translateString("MBError"), OSMB_OK);
return;
}
sIsClassRegistered = TRUE;
}
//-----------------------------------------------------------------------
// Get the current refresh rate
//-----------------------------------------------------------------------
DEVMODE dev_mode;
::ZeroMemory(&dev_mode, sizeof(DEVMODE));
dev_mode.dmSize = sizeof(DEVMODE);
DWORD current_refresh;
if (EnumDisplaySettings(NULL, ENUM_CURRENT_SETTINGS, &dev_mode))
{
current_refresh = dev_mode.dmDisplayFrequency;
mNativeAspectRatio = ((F32)dev_mode.dmPelsWidth) / ((F32)dev_mode.dmPelsHeight);
}
else
{
current_refresh = 60;
}
//-----------------------------------------------------------------------
// Drop resolution and go fullscreen
// use a display mode with our desired size and depth, with a refresh
// rate as close at possible to the users' default
//-----------------------------------------------------------------------
if (mFullscreen)
{
BOOL success = FALSE;
DWORD closest_refresh = 0;
for (S32 mode_num = 0;; mode_num++)
{
if (!EnumDisplaySettings(NULL, mode_num, &dev_mode))
{
break;
}
if (dev_mode.dmPelsWidth == width &&
dev_mode.dmPelsHeight == height &&
dev_mode.dmBitsPerPel == BITS_PER_PIXEL)
{
success = TRUE;
if ((dev_mode.dmDisplayFrequency - current_refresh)
< (closest_refresh - current_refresh))
{
closest_refresh = dev_mode.dmDisplayFrequency;
}
}
}
if (closest_refresh == 0)
{
LL_WARNS("Window") << "Couldn't find display mode " << width << " by " << height << " at " << BITS_PER_PIXEL << " bits per pixel" << LL_ENDL;
//success = FALSE;
if (!EnumDisplaySettings(NULL, ENUM_CURRENT_SETTINGS, &dev_mode))
{
success = FALSE;
}
else
{
if (dev_mode.dmBitsPerPel == BITS_PER_PIXEL)
{
LL_WARNS("Window") << "Current BBP is OK falling back to that" << LL_ENDL;
window_rect.right=width=dev_mode.dmPelsWidth;
window_rect.bottom=height=dev_mode.dmPelsHeight;
success = TRUE;
}
else
{
LL_WARNS("Window") << "Current BBP is BAD" << LL_ENDL;
success = FALSE;
}
}
}
// If we found a good resolution, use it.
if (success)
{
success = setDisplayResolution(width, height, BITS_PER_PIXEL, closest_refresh);
}
// Keep a copy of the actual current device mode in case we minimize
// and change the screen resolution. JC
EnumDisplaySettings(NULL, ENUM_CURRENT_SETTINGS, &dev_mode);
// If it failed, we don't want to run fullscreen
if (success)
{
mFullscreen = TRUE;
mFullscreenWidth = dev_mode.dmPelsWidth;
mFullscreenHeight = dev_mode.dmPelsHeight;
mFullscreenBits = dev_mode.dmBitsPerPel;
mFullscreenRefresh = dev_mode.dmDisplayFrequency;
LL_INFOS("Window") << "Running at " << dev_mode.dmPelsWidth
<< "x" << dev_mode.dmPelsHeight
<< "x" << dev_mode.dmBitsPerPel
<< " @ " << dev_mode.dmDisplayFrequency
<< LL_ENDL;
}
else
{
mFullscreen = FALSE;
mFullscreenWidth = -1;
mFullscreenHeight = -1;
mFullscreenBits = -1;
mFullscreenRefresh = -1;
std::map<std::string,std::string> args;
args["[WIDTH]"] = llformat("%d", width);
args["[HEIGHT]"] = llformat ("%d", height);
OSMessageBox(mCallbacks->translateString("MBFullScreenErr", args),
mCallbacks->translateString("MBError"), OSMB_OK);
}
}
// TODO: add this after resolving _WIN32_WINNT issue
// if (!fullscreen)
// {
// TRACKMOUSEEVENT track_mouse_event;
// track_mouse_event.cbSize = sizeof( TRACKMOUSEEVENT );
// track_mouse_event.dwFlags = TME_LEAVE;
// track_mouse_event.hwndTrack = mWindowHandle;
// track_mouse_event.dwHoverTime = HOVER_DEFAULT;
// TrackMouseEvent( &track_mouse_event );
// }
// SL-12971 dual GPU display
DISPLAY_DEVICEA display_device;
int display_index = -1;
DWORD display_flags = 0; // EDD_GET_DEVICE_INTERFACE_NAME ?
const size_t display_bytes = sizeof(display_device);
do
{
if (display_index >= 0)
{
// CHAR DeviceName [ 32] Adapter name
// CHAR DeviceString[128]
CHAR text[256];
size_t name_len = strlen(display_device.DeviceName );
size_t desc_len = strlen(display_device.DeviceString);
CHAR *name = name_len ? display_device.DeviceName : "???";
CHAR *desc = desc_len ? display_device.DeviceString : "???";
sprintf(text, "Display Device %d: %s, %s", display_index, name, desc);
LL_INFOS("Window") << text << LL_ENDL;
}
::ZeroMemory(&display_device,display_bytes);
display_device.cb = display_bytes;
display_index++;
} while( EnumDisplayDevicesA(NULL, display_index, &display_device, display_flags ));
LL_INFOS("Window") << "Total Display Devices: " << display_index << LL_ENDL;
//-----------------------------------------------------------------------
// Create GL drawing context
//-----------------------------------------------------------------------
LLCoordScreen windowPos(x,y);
LLCoordScreen windowSize(window_rect.right - window_rect.left,
window_rect.bottom - window_rect.top);
if (!switchContext(mFullscreen, windowSize, TRUE, &windowPos))
{
return;
}
//start with arrow cursor
initCursors();
setCursor( UI_CURSOR_ARROW );
// Initialize (boot strap) the Language text input management,
// based on the system's (or user's) default settings.
allowLanguageTextInput(NULL, FALSE);
}
LLWindowWin32::~LLWindowWin32()
{
delete mDragDrop;
delete [] mWindowTitle;
mWindowTitle = NULL;
delete [] mSupportedResolutions;
mSupportedResolutions = NULL;
delete [] mWindowClassName;
mWindowClassName = NULL;
}
void LLWindowWin32::show()
{
LL_DEBUGS("Window") << "Setting window to show" << LL_ENDL;
ShowWindow(mWindowHandle, SW_SHOW);
SetForegroundWindow(mWindowHandle);
SetFocus(mWindowHandle);
}
void LLWindowWin32::hide()
{
setMouseClipping(FALSE);
ShowWindow(mWindowHandle, SW_HIDE);
}
//virtual
void LLWindowWin32::minimize()
{
setMouseClipping(FALSE);
showCursor();
ShowWindow(mWindowHandle, SW_MINIMIZE);
}
//virtual
void LLWindowWin32::restore()
{
ShowWindow(mWindowHandle, SW_RESTORE);
SetForegroundWindow(mWindowHandle);
SetFocus(mWindowHandle);
}
// See SL-12170
// According to callstack "c0000005 Access violation" happened inside __try block,
// deep in DestroyWindow and crashed viewer, which shouldn't be possible.
// I tried manually causing this exception and it was caught without issues, so
// I'm turning off optimizations for this part to be sure code executes as intended
// (it is a straw, but I have no idea why else __try can get overruled)
#pragma optimize("", off)
bool destroy_window_handler(HWND &hWnd)
{
bool res;
__try
{
res = DestroyWindow(hWnd);
}
__except (EXCEPTION_EXECUTE_HANDLER)
{
res = false;
}
return res;
}
#pragma optimize("", on)
// close() destroys all OS-specific code associated with a window.
// Usually called from LLWindowManager::destroyWindow()
void LLWindowWin32::close()
{
LL_DEBUGS("Window") << "Closing LLWindowWin32" << LL_ENDL;
// Is window is already closed?
if (!mWindowHandle)
{
return;
}
mDragDrop->reset();
// Go back to screen mode written in the registry.
if (mFullscreen)
{
resetDisplayResolution();
}
// Make sure cursor is visible and we haven't mangled the clipping state.
showCursor();
setMouseClipping(FALSE);
if (gKeyboard)
{
gKeyboard->resetKeys();
}
// Clean up remaining GL state
if (gGLManager.mInited)
{
LL_INFOS("Window") << "Cleaning up GL" << LL_ENDL;
gGLManager.shutdownGL();
}
LL_DEBUGS("Window") << "Releasing Context" << LL_ENDL;
if (mhRC)
{
if (!wglMakeCurrent(NULL, NULL))
{
LL_WARNS("Window") << "Release of DC and RC failed" << LL_ENDL;
}
if (!wglDeleteContext(mhRC))
{
LL_WARNS("Window") << "Release of rendering context failed" << LL_ENDL;
}
mhRC = NULL;
}
// Restore gamma to the system values.
restoreGamma();
if (mhDC)
{
if (!ReleaseDC(mWindowHandle, mhDC))
{
LL_WARNS("Window") << "Release of ghDC failed" << LL_ENDL;
}
mhDC = NULL;
}
LL_DEBUGS("Window") << "Destroying Window" << LL_ENDL;
if (IsWindow(mWindowHandle))
{
// Make sure we don't leave a blank toolbar button.
ShowWindow(mWindowHandle, SW_HIDE);
// This causes WM_DESTROY to be sent *immediately*
if (!destroy_window_handler(mWindowHandle))
{
OSMessageBox(mCallbacks->translateString("MBDestroyWinFailed"),
mCallbacks->translateString("MBShutdownErr"),
OSMB_OK);
}
}
else
{
// Something killed the window while we were busy destroying gl or handle somehow got broken
LL_WARNS("Window") << "Failed to destroy Window, invalid handle!" << LL_ENDL;
}
mWindowHandle = NULL;
}
BOOL LLWindowWin32::isValid()
{
return (mWindowHandle != NULL);
}
BOOL LLWindowWin32::getVisible()
{
return (mWindowHandle && IsWindowVisible(mWindowHandle));
}
BOOL LLWindowWin32::getMinimized()
{
return (mWindowHandle && IsIconic(mWindowHandle));
}
BOOL LLWindowWin32::getMaximized()
{
return (mWindowHandle && IsZoomed(mWindowHandle));
}
BOOL LLWindowWin32::maximize()
{
BOOL success = FALSE;
if (!mWindowHandle) return success;
WINDOWPLACEMENT placement;
placement.length = sizeof(WINDOWPLACEMENT);
success = GetWindowPlacement(mWindowHandle, &placement);
if (!success) return success;
placement.showCmd = SW_MAXIMIZE;
success = SetWindowPlacement(mWindowHandle, &placement);
return success;
}
BOOL LLWindowWin32::getFullscreen()
{
return mFullscreen;
}
BOOL LLWindowWin32::getPosition(LLCoordScreen *position)
{
RECT window_rect;
if (!mWindowHandle ||
!GetWindowRect(mWindowHandle, &window_rect) ||
NULL == position)
{
return FALSE;
}
position->mX = window_rect.left;
position->mY = window_rect.top;
return TRUE;
}
BOOL LLWindowWin32::getSize(LLCoordScreen *size)
{
RECT window_rect;
if (!mWindowHandle ||
!GetWindowRect(mWindowHandle, &window_rect) ||
NULL == size)
{
return FALSE;
}
size->mX = window_rect.right - window_rect.left;
size->mY = window_rect.bottom - window_rect.top;
return TRUE;
}
BOOL LLWindowWin32::getSize(LLCoordWindow *size)
{
RECT client_rect;
if (!mWindowHandle ||
!GetClientRect(mWindowHandle, &client_rect) ||
NULL == size)
{
return FALSE;
}
size->mX = client_rect.right - client_rect.left;
size->mY = client_rect.bottom - client_rect.top;
return TRUE;
}
BOOL LLWindowWin32::setPosition(const LLCoordScreen position)
{
LLCoordScreen size;
if (!mWindowHandle)
{
return FALSE;
}
getSize(&size);
moveWindow(position, size);
return TRUE;
}
BOOL LLWindowWin32::setSizeImpl(const LLCoordScreen size)
{
LLCoordScreen position;
getPosition(&position);
if (!mWindowHandle)
{
return FALSE;
}
WINDOWPLACEMENT placement;
placement.length = sizeof(WINDOWPLACEMENT);
if (!GetWindowPlacement(mWindowHandle, &placement)) return FALSE;
placement.showCmd = SW_RESTORE;
if (!SetWindowPlacement(mWindowHandle, &placement)) return FALSE;
moveWindow(position, size);
return TRUE;
}
BOOL LLWindowWin32::setSizeImpl(const LLCoordWindow size)
{
RECT window_rect = {0, 0, size.mX, size.mY };
DWORD dw_ex_style = WS_EX_APPWINDOW | WS_EX_WINDOWEDGE;
DWORD dw_style = WS_OVERLAPPEDWINDOW;
AdjustWindowRectEx(&window_rect, dw_style, FALSE, dw_ex_style);
return setSizeImpl(LLCoordScreen(window_rect.right - window_rect.left, window_rect.bottom - window_rect.top));
}
// changing fullscreen resolution
BOOL LLWindowWin32::switchContext(BOOL fullscreen, const LLCoordScreen &size, BOOL disable_vsync, const LLCoordScreen * const posp)
{
GLuint pixel_format;
DEVMODE dev_mode;
::ZeroMemory(&dev_mode, sizeof(DEVMODE));
dev_mode.dmSize = sizeof(DEVMODE);
DWORD current_refresh;
DWORD dw_ex_style;
DWORD dw_style;
RECT window_rect = {0, 0, 0, 0};
S32 width = size.mX;
S32 height = size.mY;
BOOL auto_show = FALSE;
if (mhRC)
{
auto_show = TRUE;
resetDisplayResolution();
}
if (EnumDisplaySettings(NULL, ENUM_CURRENT_SETTINGS, &dev_mode))
{
current_refresh = dev_mode.dmDisplayFrequency;
}
else
{
current_refresh = 60;
}
gGLManager.shutdownGL();
//destroy gl context
if (mhRC)
{
if (!wglMakeCurrent(NULL, NULL))
{
LL_WARNS("Window") << "Release of DC and RC failed" << LL_ENDL;
}
if (!wglDeleteContext(mhRC))
{
LL_WARNS("Window") << "Release of rendering context failed" << LL_ENDL;
}
mhRC = NULL;
}
if (fullscreen)
{
mFullscreen = TRUE;
BOOL success = FALSE;
DWORD closest_refresh = 0;
for (S32 mode_num = 0;; mode_num++)
{
if (!EnumDisplaySettings(NULL, mode_num, &dev_mode))
{
break;
}
if (dev_mode.dmPelsWidth == width &&
dev_mode.dmPelsHeight == height &&
dev_mode.dmBitsPerPel == BITS_PER_PIXEL)
{
success = TRUE;
if ((dev_mode.dmDisplayFrequency - current_refresh)
< (closest_refresh - current_refresh))
{
closest_refresh = dev_mode.dmDisplayFrequency;
}
}
}
if (closest_refresh == 0)
{
LL_WARNS("Window") << "Couldn't find display mode " << width << " by " << height << " at " << BITS_PER_PIXEL << " bits per pixel" << LL_ENDL;
return FALSE;
}
// If we found a good resolution, use it.
if (success)
{
success = setDisplayResolution(width, height, BITS_PER_PIXEL, closest_refresh);
}
// Keep a copy of the actual current device mode in case we minimize
// and change the screen resolution. JC
EnumDisplaySettings(NULL, ENUM_CURRENT_SETTINGS, &dev_mode);
if (success)
{
mFullscreen = TRUE;
mFullscreenWidth = dev_mode.dmPelsWidth;
mFullscreenHeight = dev_mode.dmPelsHeight;
mFullscreenBits = dev_mode.dmBitsPerPel;
mFullscreenRefresh = dev_mode.dmDisplayFrequency;
LL_INFOS("Window") << "Running at " << dev_mode.dmPelsWidth
<< "x" << dev_mode.dmPelsHeight
<< "x" << dev_mode.dmBitsPerPel
<< " @ " << dev_mode.dmDisplayFrequency
<< LL_ENDL;
window_rect.left = (long) 0;
window_rect.right = (long) width; // Windows GDI rects don't include rightmost pixel
window_rect.top = (long) 0;
window_rect.bottom = (long) height;
dw_ex_style = WS_EX_APPWINDOW;
dw_style = WS_POPUP;
// Move window borders out not to cover window contents.
// This converts client rect to window rect, i.e. expands it by the window border size.
AdjustWindowRectEx(&window_rect, dw_style, FALSE, dw_ex_style);
}
// If it failed, we don't want to run fullscreen
else
{
mFullscreen = FALSE;
mFullscreenWidth = -1;
mFullscreenHeight = -1;
mFullscreenBits = -1;
mFullscreenRefresh = -1;
LL_INFOS("Window") << "Unable to run fullscreen at " << width << "x" << height << LL_ENDL;
return FALSE;
}
}
else
{
mFullscreen = FALSE;
window_rect.left = (long) (posp ? posp->mX : 0);
window_rect.right = (long) width + window_rect.left; // Windows GDI rects don't include rightmost pixel
window_rect.top = (long) (posp ? posp->mY : 0);
window_rect.bottom = (long) height + window_rect.top;
// Window with an edge
dw_ex_style = WS_EX_APPWINDOW | WS_EX_WINDOWEDGE;
dw_style = WS_OVERLAPPEDWINDOW;
}
// don't post quit messages when destroying old windows
mPostQuit = FALSE;
// create window
LL_DEBUGS("Window") << "Creating window with X: " << window_rect.left
<< " Y: " << window_rect.top
<< " Width: " << (window_rect.right - window_rect.left)
<< " Height: " << (window_rect.bottom - window_rect.top)
<< " Fullscreen: " << mFullscreen
<< LL_ENDL;
if (mWindowHandle && !destroy_window_handler(mWindowHandle))
{
LL_WARNS("Window") << "Failed to properly close window before recreating it!" << LL_ENDL;
}
mWindowHandle = CreateWindowEx(dw_ex_style,
mWindowClassName,
mWindowTitle,
WS_CLIPSIBLINGS | WS_CLIPCHILDREN | dw_style,
window_rect.left, // x pos
window_rect.top, // y pos
window_rect.right - window_rect.left, // width
window_rect.bottom - window_rect.top, // height
NULL,
NULL,
mhInstance,
NULL);
if (mWindowHandle)
{
LL_INFOS("Window") << "window is created." << LL_ENDL ;
}
else
{
LL_WARNS("Window") << "Window creation failed, code: " << GetLastError() << LL_ENDL;
}
//-----------------------------------------------------------------------
// Create GL drawing context
//-----------------------------------------------------------------------
static PIXELFORMATDESCRIPTOR pfd =
{
sizeof(PIXELFORMATDESCRIPTOR),
1,
PFD_DRAW_TO_WINDOW | PFD_SUPPORT_OPENGL | PFD_DOUBLEBUFFER,
PFD_TYPE_RGBA,
BITS_PER_PIXEL,
0, 0, 0, 0, 0, 0, // RGB bits and shift, unused
8, // alpha bits
0, // alpha shift
0, // accum bits
0, 0, 0, 0, // accum RGBA
24, // depth bits
8, // stencil bits, avi added for stencil test
0,
PFD_MAIN_PLANE,
0,
0, 0, 0
};
if (!(mhDC = GetDC(mWindowHandle)))
{
close();
OSMessageBox(mCallbacks->translateString("MBDevContextErr"),
mCallbacks->translateString("MBError"), OSMB_OK);
return FALSE;
}
LL_INFOS("Window") << "Device context retrieved." << LL_ENDL ;
try
{
// Looks like ChoosePixelFormat can crash in case of faulty driver
if (!(pixel_format = ChoosePixelFormat(mhDC, &pfd)))
{
LL_WARNS("Window") << "ChoosePixelFormat failed, code: " << GetLastError() << LL_ENDL;
OSMessageBox(mCallbacks->translateString("MBPixelFmtErr"),
mCallbacks->translateString("MBError"), OSMB_OK);
close();
return FALSE;
}
}
catch (...)
{
LL_WARNS("Window") << "ChoosePixelFormat failed." << LL_ENDL;
OSMessageBox(mCallbacks->translateString("MBPixelFmtErr"),
mCallbacks->translateString("MBError"), OSMB_OK);
close();
return FALSE;
}
LL_INFOS("Window") << "Pixel format chosen." << LL_ENDL ;
// Verify what pixel format we actually received.
if (!DescribePixelFormat(mhDC, pixel_format, sizeof(PIXELFORMATDESCRIPTOR),
&pfd))
{
close();
OSMessageBox(mCallbacks->translateString("MBPixelFmtDescErr"),
mCallbacks->translateString("MBError"), OSMB_OK);
return FALSE;
}
// (EXP-1765) dump pixel data to see if there is a pattern that leads to unreproducible crash
LL_INFOS("Window") << "--- begin pixel format dump ---" << LL_ENDL ;
LL_INFOS("Window") << "pixel_format is " << pixel_format << LL_ENDL ;
LL_INFOS("Window") << "pfd.nSize: " << pfd.nSize << LL_ENDL ;
LL_INFOS("Window") << "pfd.nVersion: " << pfd.nVersion << LL_ENDL ;
LL_INFOS("Window") << "pfd.dwFlags: 0x" << std::hex << pfd.dwFlags << std::dec << LL_ENDL ;
LL_INFOS("Window") << "pfd.iPixelType: " << (int)pfd.iPixelType << LL_ENDL ;
LL_INFOS("Window") << "pfd.cColorBits: " << (int)pfd.cColorBits << LL_ENDL ;
LL_INFOS("Window") << "pfd.cRedBits: " << (int)pfd.cRedBits << LL_ENDL ;
LL_INFOS("Window") << "pfd.cRedShift: " << (int)pfd.cRedShift << LL_ENDL ;
LL_INFOS("Window") << "pfd.cGreenBits: " << (int)pfd.cGreenBits << LL_ENDL ;
LL_INFOS("Window") << "pfd.cGreenShift: " << (int)pfd.cGreenShift << LL_ENDL ;
LL_INFOS("Window") << "pfd.cBlueBits: " << (int)pfd.cBlueBits << LL_ENDL ;
LL_INFOS("Window") << "pfd.cBlueShift: " << (int)pfd.cBlueShift << LL_ENDL ;
LL_INFOS("Window") << "pfd.cAlphaBits: " << (int)pfd.cAlphaBits << LL_ENDL ;
LL_INFOS("Window") << "pfd.cAlphaShift: " << (int)pfd.cAlphaShift << LL_ENDL ;
LL_INFOS("Window") << "pfd.cAccumBits: " << (int)pfd.cAccumBits << LL_ENDL ;
LL_INFOS("Window") << "pfd.cAccumRedBits: " << (int)pfd.cAccumRedBits << LL_ENDL ;
LL_INFOS("Window") << "pfd.cAccumGreenBits: " << (int)pfd.cAccumGreenBits << LL_ENDL ;
LL_INFOS("Window") << "pfd.cAccumBlueBits: " << (int)pfd.cAccumBlueBits << LL_ENDL ;
LL_INFOS("Window") << "pfd.cAccumAlphaBits: " << (int)pfd.cAccumAlphaBits << LL_ENDL ;
LL_INFOS("Window") << "pfd.cDepthBits: " << (int)pfd.cDepthBits << LL_ENDL ;
LL_INFOS("Window") << "pfd.cStencilBits: " << (int)pfd.cStencilBits << LL_ENDL ;
LL_INFOS("Window") << "pfd.cAuxBuffers: " << (int)pfd.cAuxBuffers << LL_ENDL ;
LL_INFOS("Window") << "pfd.iLayerType: " << (int)pfd.iLayerType << LL_ENDL ;
LL_INFOS("Window") << "pfd.bReserved: " << (int)pfd.bReserved << LL_ENDL ;
LL_INFOS("Window") << "pfd.dwLayerMask: " << pfd.dwLayerMask << LL_ENDL ;
LL_INFOS("Window") << "pfd.dwVisibleMask: " << pfd.dwVisibleMask << LL_ENDL ;
LL_INFOS("Window") << "pfd.dwDamageMask: " << pfd.dwDamageMask << LL_ENDL ;
LL_INFOS("Window") << "--- end pixel format dump ---" << LL_ENDL ;
if (pfd.cColorBits < 32)
{
close();
OSMessageBox(mCallbacks->translateString("MBTrueColorWindow"),
mCallbacks->translateString("MBError"), OSMB_OK);
return FALSE;
}
if (pfd.cAlphaBits < 8)
{
close();
OSMessageBox(mCallbacks->translateString("MBAlpha"),
mCallbacks->translateString("MBError"), OSMB_OK);
return FALSE;
}
if (!SetPixelFormat(mhDC, pixel_format, &pfd))
{
close();
OSMessageBox(mCallbacks->translateString("MBPixelFmtSetErr"),
mCallbacks->translateString("MBError"), OSMB_OK);
return FALSE;
}
if (!(mhRC = SafeCreateContext(mhDC)))
{
close();
OSMessageBox(mCallbacks->translateString("MBGLContextErr"),
mCallbacks->translateString("MBError"), OSMB_OK);
return FALSE;
}
if (!wglMakeCurrent(mhDC, mhRC))
{
close();
OSMessageBox(mCallbacks->translateString("MBGLContextActErr"),
mCallbacks->translateString("MBError"), OSMB_OK);
return FALSE;
}
LL_INFOS("Window") << "Drawing context is created." << LL_ENDL ;
gGLManager.initWGL();
if (wglChoosePixelFormatARB)
{
// OK, at this point, use the ARB wglChoosePixelFormatsARB function to see if we
// can get exactly what we want.
GLint attrib_list[256];
S32 cur_attrib = 0;
attrib_list[cur_attrib++] = WGL_DEPTH_BITS_ARB;
attrib_list[cur_attrib++] = 24;
attrib_list[cur_attrib++] = WGL_STENCIL_BITS_ARB;
attrib_list[cur_attrib++] = 8;
attrib_list[cur_attrib++] = WGL_DRAW_TO_WINDOW_ARB;
attrib_list[cur_attrib++] = GL_TRUE;
attrib_list[cur_attrib++] = WGL_ACCELERATION_ARB;
attrib_list[cur_attrib++] = WGL_FULL_ACCELERATION_ARB;
attrib_list[cur_attrib++] = WGL_SUPPORT_OPENGL_ARB;
attrib_list[cur_attrib++] = GL_TRUE;
attrib_list[cur_attrib++] = WGL_DOUBLE_BUFFER_ARB;
attrib_list[cur_attrib++] = GL_TRUE;
attrib_list[cur_attrib++] = WGL_COLOR_BITS_ARB;
attrib_list[cur_attrib++] = 24;
attrib_list[cur_attrib++] = WGL_ALPHA_BITS_ARB;
attrib_list[cur_attrib++] = 8;
U32 end_attrib = 0;
if (mFSAASamples > 0)
{
end_attrib = cur_attrib;
attrib_list[cur_attrib++] = WGL_SAMPLE_BUFFERS_ARB;
attrib_list[cur_attrib++] = GL_TRUE;
attrib_list[cur_attrib++] = WGL_SAMPLES_ARB;
attrib_list[cur_attrib++] = mFSAASamples;
}
// End the list
attrib_list[cur_attrib++] = 0;
GLint pixel_formats[256];
U32 num_formats = 0;
// First we try and get a 32 bit depth pixel format
BOOL result = wglChoosePixelFormatARB(mhDC, attrib_list, NULL, 256, pixel_formats, &num_formats);
while(!result && mFSAASamples > 0)
{
LL_WARNS() << "FSAASamples: " << mFSAASamples << " not supported." << LL_ENDL ;
mFSAASamples /= 2 ; //try to decrease sample pixel number until to disable anti-aliasing
if(mFSAASamples < 2)
{
mFSAASamples = 0 ;
}
if (mFSAASamples > 0)
{
attrib_list[end_attrib + 3] = mFSAASamples;
}
else
{
cur_attrib = end_attrib ;
end_attrib = 0 ;
attrib_list[cur_attrib++] = 0 ; //end
}
result = wglChoosePixelFormatARB(mhDC, attrib_list, NULL, 256, pixel_formats, &num_formats);
if(result)
{
LL_WARNS() << "Only support FSAASamples: " << mFSAASamples << LL_ENDL ;
}
}
if (!result)
{
LL_WARNS() << "mFSAASamples: " << mFSAASamples << LL_ENDL ;
close();
show_window_creation_error("Error after wglChoosePixelFormatARB 32-bit");
return FALSE;
}
if (!num_formats)
{
if (end_attrib > 0)
{
LL_INFOS("Window") << "No valid pixel format for " << mFSAASamples << "x anti-aliasing." << LL_ENDL;
attrib_list[end_attrib] = 0;
BOOL result = wglChoosePixelFormatARB(mhDC, attrib_list, NULL, 256, pixel_formats, &num_formats);
if (!result)
{
close();
show_window_creation_error("Error after wglChoosePixelFormatARB 32-bit no AA");
return FALSE;
}
}
if (!num_formats)
{
LL_INFOS("Window") << "No 32 bit z-buffer, trying 24 bits instead" << LL_ENDL;
// Try 24-bit format
attrib_list[1] = 24;
BOOL result = wglChoosePixelFormatARB(mhDC, attrib_list, NULL, 256, pixel_formats, &num_formats);
if (!result)
{
close();
show_window_creation_error("Error after wglChoosePixelFormatARB 24-bit");
return FALSE;
}
if (!num_formats)
{
LL_WARNS("Window") << "Couldn't get 24 bit z-buffer,trying 16 bits instead!" << LL_ENDL;
attrib_list[1] = 16;
BOOL result = wglChoosePixelFormatARB(mhDC, attrib_list, NULL, 256, pixel_formats, &num_formats);
if (!result || !num_formats)
{
close();
show_window_creation_error("Error after wglChoosePixelFormatARB 16-bit");
return FALSE;
}
}
}
LL_INFOS("Window") << "Choosing pixel formats: " << num_formats << " pixel formats returned" << LL_ENDL;
}
LL_INFOS("Window") << "pixel formats done." << LL_ENDL ;
S32 swap_method = 0;
S32 cur_format = 0;
const S32 max_format = (S32)num_formats - 1;
GLint swap_query = WGL_SWAP_METHOD_ARB;
// SL-14705 Fix name tags showing in front of objects with AMD GPUs.
// On AMD hardware we need to iterate from the first pixel format to the end.
// Spec:
// https://www.khronos.org/registry/OpenGL/extensions/ARB/WGL_ARB_pixel_format.txt
while (wglGetPixelFormatAttribivARB(mhDC, pixel_formats[cur_format], 0, 1, &swap_query, &swap_method))
{
if (swap_method == WGL_SWAP_UNDEFINED_ARB)
{
break;
}
else if (cur_format >= max_format)
{
cur_format = 0;
break;
}
++cur_format;
}
pixel_format = pixel_formats[cur_format];
if (mhDC != 0) // Does The Window Have A Device Context?
{
wglMakeCurrent(mhDC, 0); // Set The Current Active Rendering Context To Zero
if (mhRC != 0) // Does The Window Have A Rendering Context?
{
wglDeleteContext (mhRC); // Release The Rendering Context
mhRC = 0; // Zero The Rendering Context
}
ReleaseDC (mWindowHandle, mhDC); // Release The Device Context
mhDC = 0; // Zero The Device Context
}
// Destroy The Window
if (mWindowHandle && !destroy_window_handler(mWindowHandle))
{
LL_WARNS("Window") << "Failed to properly close window!" << LL_ENDL;
}
mWindowHandle = CreateWindowEx(dw_ex_style,
mWindowClassName,
mWindowTitle,
WS_CLIPSIBLINGS | WS_CLIPCHILDREN | dw_style,
window_rect.left, // x pos
window_rect.top, // y pos
window_rect.right - window_rect.left, // width
window_rect.bottom - window_rect.top, // height
NULL,
NULL,
mhInstance,
NULL);
if (mWindowHandle)
{
LL_INFOS("Window") << "recreate window done." << LL_ENDL ;
}
else
{
// Note: if value is NULL GetDC retrieves the DC for the entire screen.
LL_WARNS("Window") << "Window recreation failed, code: " << GetLastError() << LL_ENDL;
}
if (!(mhDC = GetDC(mWindowHandle)))
{
close();
OSMessageBox(mCallbacks->translateString("MBDevContextErr"), mCallbacks->translateString("MBError"), OSMB_OK);
return FALSE;
}
if (!SetPixelFormat(mhDC, pixel_format, &pfd))
{
close();
OSMessageBox(mCallbacks->translateString("MBPixelFmtSetErr"),
mCallbacks->translateString("MBError"), OSMB_OK);
return FALSE;
}
if (wglGetPixelFormatAttribivARB(mhDC, pixel_format, 0, 1, &swap_query, &swap_method))
{
switch (swap_method)
{
case WGL_SWAP_EXCHANGE_ARB:
mSwapMethod = SWAP_METHOD_EXCHANGE;
LL_DEBUGS("Window") << "Swap Method: Exchange" << LL_ENDL;
break;
case WGL_SWAP_COPY_ARB:
mSwapMethod = SWAP_METHOD_COPY;
LL_DEBUGS("Window") << "Swap Method: Copy" << LL_ENDL;
break;
case WGL_SWAP_UNDEFINED_ARB:
mSwapMethod = SWAP_METHOD_UNDEFINED;
LL_DEBUGS("Window") << "Swap Method: Undefined" << LL_ENDL;
break;
default:
mSwapMethod = SWAP_METHOD_UNDEFINED;
LL_DEBUGS("Window") << "Swap Method: Unknown" << LL_ENDL;
break;
}
}
}
else
{
LL_WARNS("Window") << "No wgl_ARB_pixel_format extension, using default ChoosePixelFormat!" << LL_ENDL;
}
// Verify what pixel format we actually received.
if (!DescribePixelFormat(mhDC, pixel_format, sizeof(PIXELFORMATDESCRIPTOR),
&pfd))
{
close();
OSMessageBox(mCallbacks->translateString("MBPixelFmtDescErr"), mCallbacks->translateString("MBError"), OSMB_OK);
return FALSE;
}
LL_INFOS("Window") << "GL buffer: Color Bits " << S32(pfd.cColorBits)
<< " Alpha Bits " << S32(pfd.cAlphaBits)
<< " Depth Bits " << S32(pfd.cDepthBits)
<< LL_ENDL;
// make sure we have 32 bits per pixel
if (pfd.cColorBits < 32 || GetDeviceCaps(mhDC, BITSPIXEL) < 32)
{
close();
OSMessageBox(mCallbacks->translateString("MBTrueColorWindow"), mCallbacks->translateString("MBError"), OSMB_OK);
return FALSE;
}
if (pfd.cAlphaBits < 8)
{
close();
OSMessageBox(mCallbacks->translateString("MBAlpha"), mCallbacks->translateString("MBError"), OSMB_OK);
return FALSE;
}
mhRC = 0;
if (wglCreateContextAttribsARB)
{ //attempt to create a specific versioned context
S32 attribs[] =
{ //start at 4.2
WGL_CONTEXT_MAJOR_VERSION_ARB, 4,
WGL_CONTEXT_MINOR_VERSION_ARB, 2,
WGL_CONTEXT_PROFILE_MASK_ARB, LLRender::sGLCoreProfile ? WGL_CONTEXT_CORE_PROFILE_BIT_ARB : WGL_CONTEXT_COMPATIBILITY_PROFILE_BIT_ARB,
WGL_CONTEXT_FLAGS_ARB, gDebugGL ? WGL_CONTEXT_DEBUG_BIT_ARB : 0,
0
};
bool done = false;
while (!done)
{
mhRC = wglCreateContextAttribsARB(mhDC, mhRC, attribs);
if (!mhRC)
{
if (attribs[3] > 0)
{ //decrement minor version
attribs[3]--;
}
else if (attribs[1] > 3)
{ //decrement major version and start minor version over at 3
attribs[1]--;
attribs[3] = 3;
}
else
{ //we reached 3.0 and still failed, bail out
done = true;
}
}
else
{
LL_INFOS() << "Created OpenGL " << llformat("%d.%d", attribs[1], attribs[3]) <<
(LLRender::sGLCoreProfile ? " core" : " compatibility") << " context." << LL_ENDL;
done = true;
// force sNoFixedFunction iff we're trying to use nsight debugging which does not support many legacy API uses
// nSight doesn't support use of legacy API funcs in the fixed function pipe
if (LLRender::sGLCoreProfile || LLRender::sNsightDebugSupport)
{
LLGLSLShader::sNoFixedFunction = true;
}
}
}
}
if (!mhRC && !(mhRC = wglCreateContext(mhDC)))
{
close();
OSMessageBox(mCallbacks->translateString("MBGLContextErr"), mCallbacks->translateString("MBError"), OSMB_OK);
return FALSE;
}
if (!wglMakeCurrent(mhDC, mhRC))
{
close();
OSMessageBox(mCallbacks->translateString("MBGLContextActErr"), mCallbacks->translateString("MBError"), OSMB_OK);
return FALSE;
}
if (!gGLManager.initGL())
{
close();
OSMessageBox(mCallbacks->translateString("MBVideoDrvErr"), mCallbacks->translateString("MBError"), OSMB_OK);
return FALSE;
}
// Disable vertical sync for swap
if (disable_vsync && wglSwapIntervalEXT)
{
LL_DEBUGS("Window") << "Disabling vertical sync" << LL_ENDL;
wglSwapIntervalEXT(0);
}
else
{
LL_DEBUGS("Window") << "Keeping vertical sync" << LL_ENDL;
}
SetWindowLongPtr(mWindowHandle, GWLP_USERDATA, (LONG_PTR)this);
// register this window as handling drag/drop events from the OS
DragAcceptFiles( mWindowHandle, TRUE );
mDragDrop->init( mWindowHandle );
//register joystick timer callback
SetTimer( mWindowHandle, 0, 1000 / 30, NULL ); // 30 fps timer
// ok to post quit messages now
mPostQuit = TRUE;
if (auto_show)
{
show();
glClearColor(0.0f, 0.0f, 0.0f, 0.f);
glClear(GL_COLOR_BUFFER_BIT);
swapBuffers();
}
return TRUE;
}
void LLWindowWin32::moveWindow( const LLCoordScreen& position, const LLCoordScreen& size )
{
if( mIsMouseClipping )
{
RECT client_rect_in_screen_space;
if( getClientRectInScreenSpace( &client_rect_in_screen_space ) )
{
ClipCursor( &client_rect_in_screen_space );
}
}
// if the window was already maximized, MoveWindow seems to still set the maximized flag even if
// the window is smaller than maximized.
// So we're going to do a restore first (which is a ShowWindow call) (SL-44655).
// THIS CAUSES DEV-15484 and DEV-15949
//ShowWindow(mWindowHandle, SW_RESTORE);
// NOW we can call MoveWindow
MoveWindow(mWindowHandle, position.mX, position.mY, size.mX, size.mY, TRUE);
}
BOOL LLWindowWin32::setCursorPosition(const LLCoordWindow position)
{
mMousePositionModified = TRUE;
if (!mWindowHandle)
{
return FALSE;
}
// Inform the application of the new mouse position (needed for per-frame
// hover/picking to function).
mCallbacks->handleMouseMove(this, position.convert(), (MASK)0);
// DEV-18951 VWR-8524 Camera moves wildly when alt-clicking.
// Because we have preemptively notified the application of the new
// mouse position via handleMouseMove() above, we need to clear out
// any stale mouse move events. RN/JC
MSG msg;
while (PeekMessage(&msg, NULL, WM_MOUSEMOVE, WM_MOUSEMOVE, PM_REMOVE))
{ }
LLCoordScreen screen_pos(position.convert());
return ::SetCursorPos(screen_pos.mX, screen_pos.mY);
}
BOOL LLWindowWin32::getCursorPosition(LLCoordWindow *position)
{
POINT cursor_point;
if (!mWindowHandle
|| !GetCursorPos(&cursor_point)
|| !position)
{
return FALSE;
}
*position = LLCoordScreen(cursor_point.x, cursor_point.y).convert();
return TRUE;
}
void LLWindowWin32::hideCursor()
{
while (ShowCursor(FALSE) >= 0)
{
// nothing, wait for cursor to push down
}
mCursorHidden = TRUE;
mHideCursorPermanent = TRUE;
}
void LLWindowWin32::showCursor()
{
// makes sure the cursor shows up
while (ShowCursor(TRUE) < 0)
{
// do nothing, wait for cursor to pop out
}
mCursorHidden = FALSE;
mHideCursorPermanent = FALSE;
}
void LLWindowWin32::showCursorFromMouseMove()
{
if (!mHideCursorPermanent)
{
showCursor();
}
}
void LLWindowWin32::hideCursorUntilMouseMove()
{
if (!mHideCursorPermanent && mMouseVanish)
{
hideCursor();
mHideCursorPermanent = FALSE;
}
}
BOOL LLWindowWin32::isCursorHidden()
{
return mCursorHidden;
}
HCURSOR LLWindowWin32::loadColorCursor(LPCTSTR name)
{
return (HCURSOR)LoadImage(mhInstance,
name,
IMAGE_CURSOR,
0, // default width
0, // default height
LR_DEFAULTCOLOR);
}
void LLWindowWin32::initCursors()
{
mCursor[ UI_CURSOR_ARROW ] = LoadCursor(NULL, IDC_ARROW);
mCursor[ UI_CURSOR_WAIT ] = LoadCursor(NULL, IDC_WAIT);
mCursor[ UI_CURSOR_HAND ] = LoadCursor(NULL, IDC_HAND);
mCursor[ UI_CURSOR_IBEAM ] = LoadCursor(NULL, IDC_IBEAM);
mCursor[ UI_CURSOR_CROSS ] = LoadCursor(NULL, IDC_CROSS);
mCursor[ UI_CURSOR_SIZENWSE ] = LoadCursor(NULL, IDC_SIZENWSE);
mCursor[ UI_CURSOR_SIZENESW ] = LoadCursor(NULL, IDC_SIZENESW);
mCursor[ UI_CURSOR_SIZEWE ] = LoadCursor(NULL, IDC_SIZEWE);
mCursor[ UI_CURSOR_SIZENS ] = LoadCursor(NULL, IDC_SIZENS);
mCursor[ UI_CURSOR_NO ] = LoadCursor(NULL, IDC_NO);
mCursor[ UI_CURSOR_WORKING ] = LoadCursor(NULL, IDC_APPSTARTING);
HMODULE module = GetModuleHandle(NULL);
mCursor[ UI_CURSOR_TOOLGRAB ] = LoadCursor(module, TEXT("TOOLGRAB"));
mCursor[ UI_CURSOR_TOOLLAND ] = LoadCursor(module, TEXT("TOOLLAND"));
mCursor[ UI_CURSOR_TOOLFOCUS ] = LoadCursor(module, TEXT("TOOLFOCUS"));
mCursor[ UI_CURSOR_TOOLCREATE ] = LoadCursor(module, TEXT("TOOLCREATE"));
mCursor[ UI_CURSOR_ARROWDRAG ] = LoadCursor(module, TEXT("ARROWDRAG"));
mCursor[ UI_CURSOR_ARROWCOPY ] = LoadCursor(module, TEXT("ARROWCOPY"));
mCursor[ UI_CURSOR_ARROWDRAGMULTI ] = LoadCursor(module, TEXT("ARROWDRAGMULTI"));
mCursor[ UI_CURSOR_ARROWCOPYMULTI ] = LoadCursor(module, TEXT("ARROWCOPYMULTI"));
mCursor[ UI_CURSOR_NOLOCKED ] = LoadCursor(module, TEXT("NOLOCKED"));
mCursor[ UI_CURSOR_ARROWLOCKED ]= LoadCursor(module, TEXT("ARROWLOCKED"));
mCursor[ UI_CURSOR_GRABLOCKED ] = LoadCursor(module, TEXT("GRABLOCKED"));
mCursor[ UI_CURSOR_TOOLTRANSLATE ] = LoadCursor(module, TEXT("TOOLTRANSLATE"));
mCursor[ UI_CURSOR_TOOLROTATE ] = LoadCursor(module, TEXT("TOOLROTATE"));
mCursor[ UI_CURSOR_TOOLSCALE ] = LoadCursor(module, TEXT("TOOLSCALE"));
mCursor[ UI_CURSOR_TOOLCAMERA ] = LoadCursor(module, TEXT("TOOLCAMERA"));
mCursor[ UI_CURSOR_TOOLPAN ] = LoadCursor(module, TEXT("TOOLPAN"));
mCursor[ UI_CURSOR_TOOLZOOMIN ] = LoadCursor(module, TEXT("TOOLZOOMIN"));
mCursor[ UI_CURSOR_TOOLPICKOBJECT3 ] = LoadCursor(module, TEXT("TOOLPICKOBJECT3"));
mCursor[ UI_CURSOR_PIPETTE ] = LoadCursor(module, TEXT("TOOLPIPETTE"));
mCursor[ UI_CURSOR_TOOLSIT ] = LoadCursor(module, TEXT("TOOLSIT"));
mCursor[ UI_CURSOR_TOOLBUY ] = LoadCursor(module, TEXT("TOOLBUY"));
mCursor[ UI_CURSOR_TOOLOPEN ] = LoadCursor(module, TEXT("TOOLOPEN"));
mCursor[ UI_CURSOR_TOOLPATHFINDING ] = LoadCursor(module, TEXT("TOOLPATHFINDING"));
mCursor[ UI_CURSOR_TOOLPATHFINDING_PATH_START_ADD ] = LoadCursor(module, TEXT("TOOLPATHFINDINGPATHSTARTADD"));
mCursor[ UI_CURSOR_TOOLPATHFINDING_PATH_START ] = LoadCursor(module, TEXT("TOOLPATHFINDINGPATHSTART"));
mCursor[ UI_CURSOR_TOOLPATHFINDING_PATH_END ] = LoadCursor(module, TEXT("TOOLPATHFINDINGPATHEND"));
mCursor[ UI_CURSOR_TOOLPATHFINDING_PATH_END_ADD ] = LoadCursor(module, TEXT("TOOLPATHFINDINGPATHENDADD"));
mCursor[ UI_CURSOR_TOOLNO ] = LoadCursor(module, TEXT("TOOLNO"));
// Color cursors
mCursor[ UI_CURSOR_TOOLPLAY ] = loadColorCursor(TEXT("TOOLPLAY"));
mCursor[ UI_CURSOR_TOOLPAUSE ] = loadColorCursor(TEXT("TOOLPAUSE"));
mCursor[ UI_CURSOR_TOOLMEDIAOPEN ] = loadColorCursor(TEXT("TOOLMEDIAOPEN"));
// Note: custom cursors that are not found make LoadCursor() return NULL.
for( S32 i = 0; i < UI_CURSOR_COUNT; i++ )
{
if( !mCursor[i] )
{
mCursor[i] = LoadCursor(NULL, IDC_ARROW);
}
}
}
void LLWindowWin32::updateCursor()
{
if (mNextCursor == UI_CURSOR_ARROW
&& mBusyCount > 0)
{
mNextCursor = UI_CURSOR_WORKING;
}
if( mCurrentCursor != mNextCursor )
{
mCurrentCursor = mNextCursor;
SetCursor( mCursor[mNextCursor] );
}
}
ECursorType LLWindowWin32::getCursor() const
{
return mCurrentCursor;
}
void LLWindowWin32::captureMouse()
{
SetCapture(mWindowHandle);
}
void LLWindowWin32::releaseMouse()
{
// *NOTE:Mani ReleaseCapture will spawn new windows messages...
// which will in turn call our MainWindowProc. It therefore requires
// pausing *and more importantly resumption* of the mainlooptimeout...
// just like DispatchMessage below.
mCallbacks->handlePauseWatchdog(this);
ReleaseCapture();
mCallbacks->handleResumeWatchdog(this);
}
void LLWindowWin32::delayInputProcessing()
{
mInputProcessingPaused = TRUE;
}
void LLWindowWin32::gatherInput()
{
MSG msg;
int msg_count = 0;
while ((msg_count < MAX_MESSAGE_PER_UPDATE) && PeekMessage(&msg, NULL, 0, 0, PM_REMOVE))
{
mCallbacks->handlePingWatchdog(this, "Main:TranslateGatherInput");
TranslateMessage(&msg);
// turn watchdog off in here to not fail if windows is doing something wacky
mCallbacks->handlePauseWatchdog(this);
DispatchMessage(&msg);
mCallbacks->handleResumeWatchdog(this);
msg_count++;
if ( mInputProcessingPaused )
{
break;
}
/* Attempted workaround for problem where typing fast and hitting
return would result in only part of the text being sent. JC
BOOL key_posted = TranslateMessage(&msg);
DispatchMessage(&msg);
msg_count++;
// If a key was translated, a WM_CHAR might have been posted to the end
// of the event queue. We need it immediately.
if (key_posted && msg.message == WM_KEYDOWN)
{
if (PeekMessage(&msg, NULL, WM_CHAR, WM_CHAR, PM_REMOVE))
{
TranslateMessage(&msg);
DispatchMessage(&msg);
msg_count++;
}
}
*/
mCallbacks->handlePingWatchdog(this, "Main:AsyncCallbackGatherInput");
// For async host by name support. Really hacky.
if (gAsyncMsgCallback && (LL_WM_HOST_RESOLVED == msg.message))
{
gAsyncMsgCallback(msg);
}
}
mInputProcessingPaused = FALSE;
updateCursor();
// clear this once we've processed all mouse messages that might have occurred after
// we slammed the mouse position
mMousePositionModified = FALSE;
}
static LLTrace::BlockTimerStatHandle FTM_KEYHANDLER("Handle Keyboard");
static LLTrace::BlockTimerStatHandle FTM_MOUSEHANDLER("Handle Mouse");
LRESULT CALLBACK LLWindowWin32::mainWindowProc(HWND h_wnd, UINT u_msg, WPARAM w_param, LPARAM l_param)
{
// Ignore clicks not originated in the client area, i.e. mouse-up events not preceded with a WM_LBUTTONDOWN.
// This helps prevent avatar walking after maximizing the window by double-clicking the title bar.
static bool sHandleLeftMouseUp = true;
// Ignore the double click received right after activating app.
// This is to avoid triggering double click teleport after returning focus (see MAINT-3786).
static bool sHandleDoubleClick = true;
LLWindowWin32 *window_imp = (LLWindowWin32 *)GetWindowLongPtr( h_wnd, GWLP_USERDATA );
bool debug_window_proc = gDebugWindowProc || debugLoggingEnabled("Window");
if (NULL != window_imp)
{
window_imp->mCallbacks->handleResumeWatchdog(window_imp);
window_imp->mCallbacks->handlePingWatchdog(window_imp, "Main:StartWndProc");
// Has user provided their own window callback?
if (NULL != window_imp->mWndProc)
{
if (!window_imp->mWndProc(h_wnd, u_msg, w_param, l_param))
{
// user has handled window message
return 0;
}
}
window_imp->mCallbacks->handlePingWatchdog(window_imp, "Main:PreSwitchWndProc");
// Juggle to make sure we can get negative positions for when
// mouse is outside window.
LLCoordWindow window_coord((S32)(S16)LOWORD(l_param), (S32)(S16)HIWORD(l_param));
// This doesn't work, as LOWORD returns unsigned short.
//LLCoordWindow window_coord(LOWORD(l_param), HIWORD(l_param));
LLCoordGL gl_coord;
// pass along extended flag in mask
MASK mask = (l_param>>16 & KF_EXTENDED) ? MASK_EXTENDED : 0x0;
BOOL eat_keystroke = TRUE;
switch(u_msg)
{
RECT update_rect;
S32 update_width;
S32 update_height;
case WM_TIMER:
window_imp->mCallbacks->handlePingWatchdog(window_imp, "Main:WM_TIMER");
window_imp->mCallbacks->handleTimerEvent(window_imp);
break;
case WM_DEVICECHANGE:
window_imp->mCallbacks->handlePingWatchdog(window_imp, "Main:WM_DEVICECHANGE");
if (debug_window_proc)
{
LL_INFOS("Window") << " WM_DEVICECHANGE: wParam=" << w_param
<< "; lParam=" << l_param << LL_ENDL;
}
if (w_param == DBT_DEVNODES_CHANGED || w_param == DBT_DEVICEARRIVAL)
{
if (window_imp->mCallbacks->handleDeviceChange(window_imp))
{
return 0;
}
}
break;
case WM_PAINT:
window_imp->mCallbacks->handlePingWatchdog(window_imp, "Main:WM_PAINT");
GetUpdateRect(window_imp->mWindowHandle, &update_rect, FALSE);
update_width = update_rect.right - update_rect.left + 1;
update_height = update_rect.bottom - update_rect.top + 1;
window_imp->mCallbacks->handlePaint(window_imp, update_rect.left, update_rect.top,
update_width, update_height);
break;
case WM_PARENTNOTIFY:
window_imp->mCallbacks->handlePingWatchdog(window_imp, "Main:WM_PARENTNOTIFY");
u_msg = u_msg;
break;
case WM_SETCURSOR:
// This message is sent whenever the cursor is moved in a window.
// You need to set the appropriate cursor appearance.
// Only take control of cursor over client region of window
// This allows Windows(tm) to handle resize cursors, etc.
window_imp->mCallbacks->handlePingWatchdog(window_imp, "Main:WM_SETCURSOR");
if (LOWORD(l_param) == HTCLIENT)
{
SetCursor(window_imp->mCursor[ window_imp->mCurrentCursor] );
return 0;
}
break;
case WM_ENTERMENULOOP:
window_imp->mCallbacks->handlePingWatchdog(window_imp, "Main:WM_ENTERMENULOOP");
window_imp->mCallbacks->handleWindowBlock(window_imp);
break;
case WM_EXITMENULOOP:
window_imp->mCallbacks->handlePingWatchdog(window_imp, "Main:WM_EXITMENULOOP");
window_imp->mCallbacks->handleWindowUnblock(window_imp);
break;
case WM_ACTIVATEAPP:
window_imp->mCallbacks->handlePingWatchdog(window_imp, "Main:WM_ACTIVATEAPP");
{
// This message should be sent whenever the app gains or loses focus.
BOOL activating = (BOOL) w_param;
BOOL minimized = window_imp->getMinimized();
if (debug_window_proc)
{
LL_INFOS("Window") << "WINDOWPROC ActivateApp "
<< " activating " << S32(activating)
<< " minimized " << S32(minimized)
<< " fullscreen " << S32(window_imp->mFullscreen)
<< LL_ENDL;
}
if (window_imp->mFullscreen)
{
// When we run fullscreen, restoring or minimizing the app needs
// to switch the screen resolution
if (activating)
{
window_imp->setFullscreenResolution();
window_imp->restore();
}
else
{
window_imp->minimize();
window_imp->resetDisplayResolution();
}
}
if (!activating)
{
sHandleDoubleClick = false;
}
window_imp->mCallbacks->handleActivateApp(window_imp, activating);
break;
}
case WM_ACTIVATE:
window_imp->mCallbacks->handlePingWatchdog(window_imp, "Main:WM_ACTIVATE");
{
// Can be one of WA_ACTIVE, WA_CLICKACTIVE, or WA_INACTIVE
BOOL activating = (LOWORD(w_param) != WA_INACTIVE);
BOOL minimized = BOOL(HIWORD(w_param));
if (!activating && LLWinImm::isAvailable() && window_imp->mPreeditor)
{
window_imp->interruptLanguageTextInput();
}
// JC - I'm not sure why, but if we don't report that we handled the
// WM_ACTIVATE message, the WM_ACTIVATEAPP messages don't work
// properly when we run fullscreen.
if (debug_window_proc)
{
LL_INFOS("Window") << "WINDOWPROC Activate "
<< " activating " << S32(activating)
<< " minimized " << S32(minimized)
<< LL_ENDL;
}
// Don't handle this.
break;
}
case WM_QUERYOPEN:
// TODO: use this to return a nice icon
break;
case WM_SYSCOMMAND:
window_imp->mCallbacks->handlePingWatchdog(window_imp, "Main:WM_SYSCOMMAND");
switch(w_param)
{
case SC_KEYMENU:
// Disallow the ALT key from triggering the default system menu.
return 0;
case SC_SCREENSAVE:
case SC_MONITORPOWER:
// eat screen save messages and prevent them!
return 0;
}
break;
case WM_CLOSE:
window_imp->mCallbacks->handlePingWatchdog(window_imp, "Main:WM_CLOSE");
// Will the app allow the window to close?
if (window_imp->mCallbacks->handleCloseRequest(window_imp))
{
// Get the app to initiate cleanup.
window_imp->mCallbacks->handleQuit(window_imp);
// The app is responsible for calling destroyWindow when done with GL
}
return 0;
case WM_DESTROY:
window_imp->mCallbacks->handlePingWatchdog(window_imp, "Main:WM_DESTROY");
if (window_imp->shouldPostQuit())
{
PostQuitMessage(0); // Posts WM_QUIT with an exit code of 0
}
return 0;
case WM_COMMAND:
window_imp->mCallbacks->handlePingWatchdog(window_imp, "Main:WM_COMMAND");
if (!HIWORD(w_param)) // this message is from a menu
{
window_imp->mCallbacks->handleMenuSelect(window_imp, LOWORD(w_param));
}
break;
case WM_SYSKEYDOWN:
window_imp->mCallbacks->handlePingWatchdog(window_imp, "Main:WM_SYSKEYDOWN");
// allow system keys, such as ALT-F4 to be processed by Windows
eat_keystroke = FALSE;
case WM_KEYDOWN:
window_imp->mKeyCharCode = 0; // don't know until wm_char comes in next
window_imp->mKeyScanCode = ( l_param >> 16 ) & 0xff;
window_imp->mKeyVirtualKey = w_param;
window_imp->mRawMsg = u_msg;
window_imp->mRawWParam = w_param;
window_imp->mRawLParam = l_param;
window_imp->mCallbacks->handlePingWatchdog(window_imp, "Main:WM_KEYDOWN");
{
if (debug_window_proc)
{
LL_INFOS("Window") << "Debug WindowProc WM_KEYDOWN "
<< " key " << S32(w_param)
<< LL_ENDL;
}
if(gKeyboard->handleKeyDown(w_param, mask) && eat_keystroke)
{
return 0;
}
// pass on to windows if we didn't handle it
break;
}
case WM_SYSKEYUP:
eat_keystroke = FALSE;
case WM_KEYUP:
{
window_imp->mKeyScanCode = ( l_param >> 16 ) & 0xff;
window_imp->mKeyVirtualKey = w_param;
window_imp->mRawMsg = u_msg;
window_imp->mRawWParam = w_param;
window_imp->mRawLParam = l_param;
window_imp->mCallbacks->handlePingWatchdog(window_imp, "Main:WM_KEYUP");
LL_RECORD_BLOCK_TIME(FTM_KEYHANDLER);
if (debug_window_proc)
{
LL_INFOS("Window") << "Debug WindowProc WM_KEYUP "
<< " key " << S32(w_param)
<< LL_ENDL;
}
if (gKeyboard->handleKeyUp(w_param, mask) && eat_keystroke)
{
return 0;
}
// pass on to windows
break;
}
case WM_IME_SETCONTEXT:
window_imp->mCallbacks->handlePingWatchdog(window_imp, "Main:WM_IME_SETCONTEXT");
if (debug_window_proc)
{
LL_INFOS("Window") << "WM_IME_SETCONTEXT" << LL_ENDL;
}
if (LLWinImm::isAvailable() && window_imp->mPreeditor)
{
l_param &= ~ISC_SHOWUICOMPOSITIONWINDOW;
// Invoke DefWinProc with the modified LPARAM.
}
break;
case WM_IME_STARTCOMPOSITION:
window_imp->mCallbacks->handlePingWatchdog(window_imp, "Main:WM_IME_STARTCOMPOSITION");
if (debug_window_proc)
{
LL_INFOS() << "WM_IME_STARTCOMPOSITION" << LL_ENDL;
}
if (LLWinImm::isAvailable() && window_imp->mPreeditor)
{
window_imp->handleStartCompositionMessage();
return 0;
}
break;
case WM_IME_ENDCOMPOSITION:
window_imp->mCallbacks->handlePingWatchdog(window_imp, "Main:WM_IME_ENDCOMPOSITION");
if (debug_window_proc)
{
LL_INFOS() << "WM_IME_ENDCOMPOSITION" << LL_ENDL;
}
if (LLWinImm::isAvailable() && window_imp->mPreeditor)
{
return 0;
}
break;
case WM_IME_COMPOSITION:
window_imp->mCallbacks->handlePingWatchdog(window_imp, "Main:WM_IME_COMPOSITION");
if (debug_window_proc)
{
LL_INFOS() << "WM_IME_COMPOSITION" << LL_ENDL;
}
if (LLWinImm::isAvailable() && window_imp->mPreeditor)
{
window_imp->handleCompositionMessage(l_param);
return 0;
}
break;
case WM_IME_REQUEST:
window_imp->mCallbacks->handlePingWatchdog(window_imp, "Main:WM_IME_REQUEST");
if (debug_window_proc)
{
LL_INFOS() << "WM_IME_REQUEST" << LL_ENDL;
}
if (LLWinImm::isAvailable() && window_imp->mPreeditor)
{
LRESULT result = 0;
if (window_imp->handleImeRequests(w_param, l_param, &result))
{
return result;
}
}
break;
case WM_CHAR:
window_imp->mKeyCharCode = w_param;
window_imp->mRawMsg = u_msg;
window_imp->mRawWParam = w_param;
window_imp->mRawLParam = l_param;
// Should really use WM_UNICHAR eventually, but it requires a specific Windows version and I need
// to figure out how that works. - Doug
//
// ... Well, I don't think so.
// How it works is explained in Win32 API document, but WM_UNICHAR didn't work
// as specified at least on Windows XP SP1 Japanese version. I have never used
// it since then, and I'm not sure whether it has been fixed now, but I don't think
// it is worth trying. The good old WM_CHAR works just fine even for supplementary
// characters. We just need to take care of surrogate pairs sent as two WM_CHAR's
// by ourselves. It is not that tough. -- Alissa Sabre @ SL
window_imp->mCallbacks->handlePingWatchdog(window_imp, "Main:WM_CHAR");
if (debug_window_proc)
{
LL_INFOS("Window") << "Debug WindowProc WM_CHAR "
<< " key " << S32(w_param)
<< LL_ENDL;
}
// Even if LLWindowCallbacks::handleUnicodeChar(llwchar, BOOL) returned FALSE,
// we *did* processed the event, so I believe we should not pass it to DefWindowProc...
window_imp->handleUnicodeUTF16((U16)w_param, gKeyboard->currentMask(FALSE));
return 0;
case WM_NCLBUTTONDOWN:
{
window_imp->mCallbacks->handlePingWatchdog(window_imp, "Main:WM_NCLBUTTONDOWN");
// A click in a non-client area, e.g. title bar or window border.
sHandleLeftMouseUp = false;
sHandleDoubleClick = true;
}
break;
case WM_LBUTTONDOWN:
{
window_imp->mCallbacks->handlePingWatchdog(window_imp, "Main:WM_LBUTTONDOWN");
LL_RECORD_BLOCK_TIME(FTM_MOUSEHANDLER);
sHandleLeftMouseUp = true;
if (LLWinImm::isAvailable() && window_imp->mPreeditor)
{
window_imp->interruptLanguageTextInput();
}
// Because we move the cursor position in the app, we need to query
// to find out where the cursor at the time the event is handled.
// If we don't do this, many clicks could get buffered up, and if the
// first click changes the cursor position, all subsequent clicks
// will occur at the wrong location. JC
if (window_imp->mMousePositionModified)
{
LLCoordWindow cursor_coord_window;
window_imp->getCursorPosition(&cursor_coord_window);
gl_coord = cursor_coord_window.convert();
}
else
{
gl_coord = window_coord.convert();
}
MASK mask = gKeyboard->currentMask(TRUE);
// generate move event to update mouse coordinates
window_imp->mCallbacks->handleMouseMove(window_imp, gl_coord, mask);
if (window_imp->mCallbacks->handleMouseDown(window_imp, gl_coord, mask))
{
return 0;
}
}
break;
case WM_LBUTTONDBLCLK:
//RN: ignore right button double clicks for now
//case WM_RBUTTONDBLCLK:
{
window_imp->mCallbacks->handlePingWatchdog(window_imp, "Main:WM_LBUTTONDBLCLK");
if (!sHandleDoubleClick)
{
sHandleDoubleClick = true;
break;
}
// Because we move the cursor position in the app, we need to query
// to find out where the cursor at the time the event is handled.
// If we don't do this, many clicks could get buffered up, and if the
// first click changes the cursor position, all subsequent clicks
// will occur at the wrong location. JC
if (window_imp->mMousePositionModified)
{
LLCoordWindow cursor_coord_window;
window_imp->getCursorPosition(&cursor_coord_window);
gl_coord = cursor_coord_window.convert();
}
else
{
gl_coord = window_coord.convert();
}
MASK mask = gKeyboard->currentMask(TRUE);
// generate move event to update mouse coordinates
window_imp->mCallbacks->handleMouseMove(window_imp, gl_coord, mask);
if (window_imp->mCallbacks->handleDoubleClick(window_imp, gl_coord, mask) )
{
return 0;
}
}
break;
case WM_LBUTTONUP:
{
window_imp->mCallbacks->handlePingWatchdog(window_imp, "Main:WM_LBUTTONUP");
LL_RECORD_BLOCK_TIME(FTM_MOUSEHANDLER);
if (!sHandleLeftMouseUp)
{
sHandleLeftMouseUp = true;
break;
}
sHandleDoubleClick = true;
//if (gDebugClicks)
//{
// LL_INFOS("Window") << "WndProc left button up" << LL_ENDL;
//}
// Because we move the cursor position in the app, we need to query
// to find out where the cursor at the time the event is handled.
// If we don't do this, many clicks could get buffered up, and if the
// first click changes the cursor position, all subsequent clicks
// will occur at the wrong location. JC
if (window_imp->mMousePositionModified)
{
LLCoordWindow cursor_coord_window;
window_imp->getCursorPosition(&cursor_coord_window);
gl_coord = cursor_coord_window.convert();
}
else
{
gl_coord = window_coord.convert();
}
MASK mask = gKeyboard->currentMask(TRUE);
// generate move event to update mouse coordinates
window_imp->mCallbacks->handleMouseMove(window_imp, gl_coord, mask);
if (window_imp->mCallbacks->handleMouseUp(window_imp, gl_coord, mask))
{
return 0;
}
}
break;
case WM_RBUTTONDBLCLK:
case WM_RBUTTONDOWN:
{
window_imp->mCallbacks->handlePingWatchdog(window_imp, "Main:WM_RBUTTONDOWN");
LL_RECORD_BLOCK_TIME(FTM_MOUSEHANDLER);
if (LLWinImm::isAvailable() && window_imp->mPreeditor)
{
window_imp->interruptLanguageTextInput();
}
// Because we move the cursor position in the llviewerapp, we need to query
// to find out where the cursor at the time the event is handled.
// If we don't do this, many clicks could get buffered up, and if the
// first click changes the cursor position, all subsequent clicks
// will occur at the wrong location. JC
if (window_imp->mMousePositionModified)
{
LLCoordWindow cursor_coord_window;
window_imp->getCursorPosition(&cursor_coord_window);
gl_coord = cursor_coord_window.convert();
}
else
{
gl_coord = window_coord.convert();
}
MASK mask = gKeyboard->currentMask(TRUE);
// generate move event to update mouse coordinates
window_imp->mCallbacks->handleMouseMove(window_imp, gl_coord, mask);
if (window_imp->mCallbacks->handleRightMouseDown(window_imp, gl_coord, mask))
{
return 0;
}
}
break;
case WM_RBUTTONUP:
{
window_imp->mCallbacks->handlePingWatchdog(window_imp, "Main:WM_RBUTTONUP");
LL_RECORD_BLOCK_TIME(FTM_MOUSEHANDLER);
// Because we move the cursor position in the app, we need to query
// to find out where the cursor at the time the event is handled.
// If we don't do this, many clicks could get buffered up, and if the
// first click changes the cursor position, all subsequent clicks
// will occur at the wrong location. JC
if (window_imp->mMousePositionModified)
{
LLCoordWindow cursor_coord_window;
window_imp->getCursorPosition(&cursor_coord_window);
gl_coord = cursor_coord_window.convert();
}
else
{
gl_coord = window_coord.convert();
}
MASK mask = gKeyboard->currentMask(TRUE);
// generate move event to update mouse coordinates
window_imp->mCallbacks->handleMouseMove(window_imp, gl_coord, mask);
if (window_imp->mCallbacks->handleRightMouseUp(window_imp, gl_coord, mask))
{
return 0;
}
}
break;
case WM_MBUTTONDOWN:
// case WM_MBUTTONDBLCLK:
{
window_imp->mCallbacks->handlePingWatchdog(window_imp, "Main:WM_MBUTTONDOWN");
LL_RECORD_BLOCK_TIME(FTM_MOUSEHANDLER);
if (LLWinImm::isAvailable() && window_imp->mPreeditor)
{
window_imp->interruptLanguageTextInput();
}
// Because we move the cursor position in tllviewerhe app, we need to query
// to find out where the cursor at the time the event is handled.
// If we don't do this, many clicks could get buffered up, and if the
// first click changes the cursor position, all subsequent clicks
// will occur at the wrong location. JC
if (window_imp->mMousePositionModified)
{
LLCoordWindow cursor_coord_window;
window_imp->getCursorPosition(&cursor_coord_window);
gl_coord = cursor_coord_window.convert();
}
else
{
gl_coord = window_coord.convert();
}
MASK mask = gKeyboard->currentMask(TRUE);
// generate move event to update mouse coordinates
window_imp->mCallbacks->handleMouseMove(window_imp, gl_coord, mask);
if (window_imp->mCallbacks->handleMiddleMouseDown(window_imp, gl_coord, mask))
{
return 0;
}
}
break;
case WM_MBUTTONUP:
{
window_imp->mCallbacks->handlePingWatchdog(window_imp, "Main:WM_MBUTTONUP");
LL_RECORD_BLOCK_TIME(FTM_MOUSEHANDLER);
// Because we move the cursor position in the llviewer app, we need to query
// to find out where the cursor at the time the event is handled.
// If we don't do this, many clicks could get buffered up, and if the
// first click changes the cursor position, all subsequent clicks
// will occur at the wrong location. JC
if (window_imp->mMousePositionModified)
{
LLCoordWindow cursor_coord_window;
window_imp->getCursorPosition(&cursor_coord_window);
gl_coord = cursor_coord_window.convert();
}
else
{
gl_coord = window_coord.convert();
}
MASK mask = gKeyboard->currentMask(TRUE);
// generate move event to update mouse coordinates
window_imp->mCallbacks->handleMouseMove(window_imp, gl_coord, mask);
if (window_imp->mCallbacks->handleMiddleMouseUp(window_imp, gl_coord, mask))
{
return 0;
}
}
break;
case WM_XBUTTONDOWN:
{
window_imp->mCallbacks->handlePingWatchdog(window_imp, "Main:WM_MBUTTONDOWN");
LL_RECORD_BLOCK_TIME(FTM_MOUSEHANDLER);
S32 button = GET_XBUTTON_WPARAM(w_param);
if (LLWinImm::isAvailable() && window_imp->mPreeditor)
{
window_imp->interruptLanguageTextInput();
}
// Because we move the cursor position in tllviewerhe app, we need to query
// to find out where the cursor at the time the event is handled.
// If we don't do this, many clicks could get buffered up, and if the
// first click changes the cursor position, all subsequent clicks
// will occur at the wrong location. JC
if (window_imp->mMousePositionModified)
{
LLCoordWindow cursor_coord_window;
window_imp->getCursorPosition(&cursor_coord_window);
gl_coord = cursor_coord_window.convert();
}
else
{
gl_coord = window_coord.convert();
}
MASK mask = gKeyboard->currentMask(TRUE);
// generate move event to update mouse coordinates
window_imp->mCallbacks->handleMouseMove(window_imp, gl_coord, mask);
// Windows uses numbers 1 and 2 for buttons, remap to 4, 5
if (window_imp->mCallbacks->handleOtherMouseDown(window_imp, gl_coord, mask, button + 3))
{
return 0;
}
}
break;
case WM_XBUTTONUP:
{
window_imp->mCallbacks->handlePingWatchdog(window_imp, "Main:WM_MBUTTONUP");
LL_RECORD_BLOCK_TIME(FTM_MOUSEHANDLER);
S32 button = GET_XBUTTON_WPARAM(w_param);
// Because we move the cursor position in the llviewer app, we need to query
// to find out where the cursor at the time the event is handled.
// If we don't do this, many clicks could get buffered up, and if the
// first click changes the cursor position, all subsequent clicks
// will occur at the wrong location. JC
if (window_imp->mMousePositionModified)
{
LLCoordWindow cursor_coord_window;
window_imp->getCursorPosition(&cursor_coord_window);
gl_coord = cursor_coord_window.convert();
}
else
{
gl_coord = window_coord.convert();
}
MASK mask = gKeyboard->currentMask(TRUE);
// generate move event to update mouse coordinates
window_imp->mCallbacks->handleMouseMove(window_imp, gl_coord, mask);
// Windows uses numbers 1 and 2 for buttons, remap to 4, 5
if (window_imp->mCallbacks->handleOtherMouseUp(window_imp, gl_coord, mask, button + 3))
{
return 0;
}
}
break;
case WM_MOUSEWHEEL:
{
window_imp->mCallbacks->handlePingWatchdog(window_imp, "Main:WM_MOUSEWHEEL");
static short z_delta = 0;
RECT client_rect;
// eat scroll events that occur outside our window, since we use mouse position to direct scroll
// instead of keyboard focus
// NOTE: mouse_coord is in *window* coordinates for scroll events
POINT mouse_coord = {(S32)(S16)LOWORD(l_param), (S32)(S16)HIWORD(l_param)};
if (ScreenToClient(window_imp->mWindowHandle, &mouse_coord)
&& GetClientRect(window_imp->mWindowHandle, &client_rect))
{
// we have a valid mouse point and client rect
if (mouse_coord.x < client_rect.left || client_rect.right < mouse_coord.x
|| mouse_coord.y < client_rect.top || client_rect.bottom < mouse_coord.y)
{
// mouse is outside of client rect, so don't do anything
return 0;
}
}
S16 incoming_z_delta = HIWORD(w_param);
z_delta += incoming_z_delta;
// cout << "z_delta " << z_delta << endl;
// current mouse wheels report changes in increments of zDelta (+120, -120)
// Future, higher resolution mouse wheels may report smaller deltas.
// So we sum the deltas and only act when we've exceeded WHEEL_DELTA
//
// If the user rapidly spins the wheel, we can get messages with
// large deltas, like 480 or so. Thus we need to scroll more quickly.
if (z_delta <= -WHEEL_DELTA || WHEEL_DELTA <= z_delta)
{
window_imp->mCallbacks->handleScrollWheel(window_imp, -z_delta / WHEEL_DELTA);
z_delta = 0;
}
return 0;
}
/*
// TODO: add this after resolving _WIN32_WINNT issue
case WM_MOUSELEAVE:
{
window_imp->mCallbacks->handleMouseLeave(window_imp);
// TRACKMOUSEEVENT track_mouse_event;
// track_mouse_event.cbSize = sizeof( TRACKMOUSEEVENT );
// track_mouse_event.dwFlags = TME_LEAVE;
// track_mouse_event.hwndTrack = h_wnd;
// track_mouse_event.dwHoverTime = HOVER_DEFAULT;
// TrackMouseEvent( &track_mouse_event );
return 0;
}
*/
case WM_MOUSEHWHEEL:
{
window_imp->mCallbacks->handlePingWatchdog(window_imp, "Main:WM_MOUSEHWHEEL");
static short h_delta = 0;
RECT client_rect;
// eat scroll events that occur outside our window, since we use mouse position to direct scroll
// instead of keyboard focus
// NOTE: mouse_coord is in *window* coordinates for scroll events
POINT mouse_coord = {(S32)(S16)LOWORD(l_param), (S32)(S16)HIWORD(l_param)};
if (ScreenToClient(window_imp->mWindowHandle, &mouse_coord)
&& GetClientRect(window_imp->mWindowHandle, &client_rect))
{
// we have a valid mouse point and client rect
if (mouse_coord.x < client_rect.left || client_rect.right < mouse_coord.x
|| mouse_coord.y < client_rect.top || client_rect.bottom < mouse_coord.y)
{
// mouse is outside of client rect, so don't do anything
return 0;
}
}
S16 incoming_h_delta = HIWORD(w_param);
h_delta += incoming_h_delta;
// If the user rapidly spins the wheel, we can get messages with
// large deltas, like 480 or so. Thus we need to scroll more quickly.
if (h_delta <= -WHEEL_DELTA || WHEEL_DELTA <= h_delta)
{
window_imp->mCallbacks->handleScrollHWheel(window_imp, h_delta / WHEEL_DELTA);
h_delta = 0;
}
return 0;
}
// Handle mouse movement within the window
case WM_MOUSEMOVE:
{
window_imp->mCallbacks->handlePingWatchdog(window_imp, "Main:WM_MOUSEMOVE");
MASK mask = gKeyboard->currentMask(TRUE);
window_imp->mCallbacks->handleMouseMove(window_imp, window_coord.convert(), mask);
return 0;
}
case WM_GETMINMAXINFO:
{
LPMINMAXINFO min_max = (LPMINMAXINFO)l_param;
min_max->ptMinTrackSize.x = window_imp->mMinWindowWidth;
min_max->ptMinTrackSize.y = window_imp->mMinWindowHeight;
return 0;
}
case WM_SIZE:
{
window_imp->mCallbacks->handlePingWatchdog(window_imp, "Main:WM_SIZE");
S32 width = S32( LOWORD(l_param) );
S32 height = S32( HIWORD(l_param) );
if (debug_window_proc)
{
BOOL maximized = ( w_param == SIZE_MAXIMIZED );
BOOL restored = ( w_param == SIZE_RESTORED );
BOOL minimized = ( w_param == SIZE_MINIMIZED );
LL_INFOS("Window") << "WINDOWPROC Size "
<< width << "x" << height
<< " max " << S32(maximized)
<< " min " << S32(minimized)
<< " rest " << S32(restored)
<< LL_ENDL;
}
// There's an odd behavior with WM_SIZE that I would call a bug. If
// the window is maximized, and you call MoveWindow() with a size smaller
// than a maximized window, it ends up sending WM_SIZE with w_param set
// to SIZE_MAXIMIZED -- which isn't true. So the logic below doesn't work.
// (SL-44655). Fixed it by calling ShowWindow(SW_RESTORE) first (see
// LLWindowWin32::moveWindow in this file).
// If we are now restored, but we weren't before, this
// means that the window was un-minimized.
if (w_param == SIZE_RESTORED && window_imp->mLastSizeWParam != SIZE_RESTORED)
{
window_imp->mCallbacks->handleActivate(window_imp, TRUE);
}
// handle case of window being maximized from fully minimized state
if (w_param == SIZE_MAXIMIZED && window_imp->mLastSizeWParam != SIZE_MAXIMIZED)
{
window_imp->mCallbacks->handleActivate(window_imp, TRUE);
}
// Also handle the minimization case
if (w_param == SIZE_MINIMIZED && window_imp->mLastSizeWParam != SIZE_MINIMIZED)
{
window_imp->mCallbacks->handleActivate(window_imp, FALSE);
}
// Actually resize all of our views
if (w_param != SIZE_MINIMIZED)
{
// Ignore updates for minimizing and minimized "windows"
window_imp->mCallbacks->handleResize( window_imp,
LOWORD(l_param),
HIWORD(l_param) );
}
window_imp->mLastSizeWParam = w_param;
return 0;
}
case WM_DPICHANGED:
{
LPRECT lprc_new_scale;
F32 new_scale = F32(LOWORD(w_param)) / F32(USER_DEFAULT_SCREEN_DPI);
lprc_new_scale = (LPRECT)l_param;
S32 new_width = lprc_new_scale->right - lprc_new_scale->left;
S32 new_height = lprc_new_scale->bottom - lprc_new_scale->top;
if (window_imp->mCallbacks->handleDPIChanged(window_imp, new_scale, new_width, new_height))
{
SetWindowPos(h_wnd,
HWND_TOP,
lprc_new_scale->left,
lprc_new_scale->top,
new_width,
new_height,
SWP_NOZORDER | SWP_NOACTIVATE);
}
return 0;
}
case WM_SETFOCUS:
if (debug_window_proc)
{
LL_INFOS("Window") << "WINDOWPROC SetFocus" << LL_ENDL;
}
window_imp->mCallbacks->handlePingWatchdog(window_imp, "Main:WM_SETFOCUS");
window_imp->mCallbacks->handleFocus(window_imp);
return 0;
case WM_KILLFOCUS:
if (debug_window_proc)
{
LL_INFOS("Window") << "WINDOWPROC KillFocus" << LL_ENDL;
}
window_imp->mCallbacks->handlePingWatchdog(window_imp, "Main:WM_KILLFOCUS");
window_imp->mCallbacks->handleFocusLost(window_imp);
return 0;
case WM_COPYDATA:
{
window_imp->mCallbacks->handlePingWatchdog(window_imp, "Main:WM_COPYDATA");
// received a URL
PCOPYDATASTRUCT myCDS = (PCOPYDATASTRUCT) l_param;
window_imp->mCallbacks->handleDataCopy(window_imp, myCDS->dwData, myCDS->lpData);
};
return 0;
break;
case WM_SETTINGCHANGE:
{
if (w_param == SPI_SETMOUSEVANISH)
{
if (!SystemParametersInfo(SPI_GETMOUSEVANISH, 0, &window_imp->mMouseVanish, 0))
{
window_imp->mMouseVanish = TRUE;
}
}
}
break;
default:
{
if (debug_window_proc)
{
LL_INFOS("Window") << "Unhandled windows message code: " << U32(u_msg) << LL_ENDL;
}
}
break;
}
window_imp->mCallbacks->handlePauseWatchdog(window_imp);
}
else
{
// (NULL == window_imp)
LL_DEBUGS("Window") << "No window implementation to handle message with, message code: " << U32(u_msg) << LL_ENDL;
}
// pass unhandled messages down to Windows
return DefWindowProc(h_wnd, u_msg, w_param, l_param);
}
BOOL LLWindowWin32::convertCoords(LLCoordGL from, LLCoordWindow *to)
{
S32 client_height;
RECT client_rect;
LLCoordWindow window_position;
if (!mWindowHandle ||
!GetClientRect(mWindowHandle, &client_rect) ||
NULL == to)
{
return FALSE;
}
to->mX = from.mX;
client_height = client_rect.bottom - client_rect.top;
to->mY = client_height - from.mY - 1;
return TRUE;
}
BOOL LLWindowWin32::convertCoords(LLCoordWindow from, LLCoordGL* to)
{
S32 client_height;
RECT client_rect;
if (!mWindowHandle ||
!GetClientRect(mWindowHandle, &client_rect) ||
NULL == to)
{
return FALSE;
}
to->mX = from.mX;
client_height = client_rect.bottom - client_rect.top;
to->mY = client_height - from.mY - 1;
return TRUE;
}
BOOL LLWindowWin32::convertCoords(LLCoordScreen from, LLCoordWindow* to)
{
POINT mouse_point;
mouse_point.x = from.mX;
mouse_point.y = from.mY;
BOOL result = ScreenToClient(mWindowHandle, &mouse_point);
if (result)
{
to->mX = mouse_point.x;
to->mY = mouse_point.y;
}
return result;
}
BOOL LLWindowWin32::convertCoords(LLCoordWindow from, LLCoordScreen *to)
{
POINT mouse_point;
mouse_point.x = from.mX;
mouse_point.y = from.mY;
BOOL result = ClientToScreen(mWindowHandle, &mouse_point);
if (result)
{
to->mX = mouse_point.x;
to->mY = mouse_point.y;
}
return result;
}
BOOL LLWindowWin32::convertCoords(LLCoordScreen from, LLCoordGL *to)
{
LLCoordWindow window_coord;
if (!mWindowHandle || (NULL == to))
{
return FALSE;
}
convertCoords(from, &window_coord);
convertCoords(window_coord, to);
return TRUE;
}
BOOL LLWindowWin32::convertCoords(LLCoordGL from, LLCoordScreen *to)
{
LLCoordWindow window_coord;
if (!mWindowHandle || (NULL == to))
{
return FALSE;
}
convertCoords(from, &window_coord);
convertCoords(window_coord, to);
return TRUE;
}
BOOL LLWindowWin32::isClipboardTextAvailable()
{
return IsClipboardFormatAvailable(CF_UNICODETEXT);
}
BOOL LLWindowWin32::pasteTextFromClipboard(LLWString &dst)
{
BOOL success = FALSE;
if (IsClipboardFormatAvailable(CF_UNICODETEXT))
{
if (OpenClipboard(mWindowHandle))
{
HGLOBAL h_data = GetClipboardData(CF_UNICODETEXT);
if (h_data)
{
WCHAR *utf16str = (WCHAR*) GlobalLock(h_data);
if (utf16str)
{
dst = utf16str_to_wstring(utf16str);
LLWStringUtil::removeWindowsCR(dst);
GlobalUnlock(h_data);
success = TRUE;
}
}
CloseClipboard();
}
}
return success;
}
BOOL LLWindowWin32::copyTextToClipboard(const LLWString& wstr)
{
BOOL success = FALSE;
if (OpenClipboard(mWindowHandle))
{
EmptyClipboard();
// Provide a copy of the data in Unicode format.
LLWString sanitized_string(wstr);
LLWStringUtil::addCRLF(sanitized_string);
llutf16string out_utf16 = wstring_to_utf16str(sanitized_string);
const size_t size_utf16 = (out_utf16.length() + 1) * sizeof(WCHAR);
// Memory is allocated and then ownership of it is transfered to the system.
HGLOBAL hglobal_copy_utf16 = GlobalAlloc(GMEM_MOVEABLE, size_utf16);
if (hglobal_copy_utf16)
{
WCHAR* copy_utf16 = (WCHAR*) GlobalLock(hglobal_copy_utf16);
if (copy_utf16)
{
memcpy(copy_utf16, out_utf16.c_str(), size_utf16); /* Flawfinder: ignore */
GlobalUnlock(hglobal_copy_utf16);
if (SetClipboardData(CF_UNICODETEXT, hglobal_copy_utf16))
{
success = TRUE;
}
}
}
CloseClipboard();
}
return success;
}
// Constrains the mouse to the window.
void LLWindowWin32::setMouseClipping( BOOL b )
{
if( b != mIsMouseClipping )
{
BOOL success = FALSE;
if( b )
{
GetClipCursor( &mOldMouseClip );
RECT client_rect_in_screen_space;
if( getClientRectInScreenSpace( &client_rect_in_screen_space ) )
{
success = ClipCursor( &client_rect_in_screen_space );
}
}
else
{
// Must restore the old mouse clip, which may be set by another window.
success = ClipCursor( &mOldMouseClip );
SetRect( &mOldMouseClip, 0, 0, 0, 0 );
}
if( success )
{
mIsMouseClipping = b;
}
}
}
BOOL LLWindowWin32::getClientRectInScreenSpace( RECT* rectp )
{
BOOL success = FALSE;
RECT client_rect;
if( mWindowHandle && GetClientRect(mWindowHandle, &client_rect) )
{
POINT top_left;
top_left.x = client_rect.left;
top_left.y = client_rect.top;
ClientToScreen(mWindowHandle, &top_left);
POINT bottom_right;
bottom_right.x = client_rect.right;
bottom_right.y = client_rect.bottom;
ClientToScreen(mWindowHandle, &bottom_right);
SetRect( rectp,
top_left.x,
top_left.y,
bottom_right.x,
bottom_right.y );
success = TRUE;
}
return success;
}
void LLWindowWin32::flashIcon(F32 seconds)
{
FLASHWINFO flash_info;
flash_info.cbSize = sizeof(FLASHWINFO);
flash_info.hwnd = mWindowHandle;
flash_info.dwFlags = FLASHW_TRAY;
flash_info.uCount = UINT(seconds / ICON_FLASH_TIME);
flash_info.dwTimeout = DWORD(1000.f * ICON_FLASH_TIME); // milliseconds
FlashWindowEx(&flash_info);
}
F32 LLWindowWin32::getGamma()
{
return mCurrentGamma;
}
BOOL LLWindowWin32::restoreGamma()
{
if (mCustomGammaSet != FALSE)
{
LL_DEBUGS("Window") << "Restoring gamma" << LL_ENDL;
mCustomGammaSet = FALSE;
return SetDeviceGammaRamp(mhDC, mPrevGammaRamp);
}
return TRUE;
}
BOOL LLWindowWin32::setGamma(const F32 gamma)
{
mCurrentGamma = gamma;
//Get the previous gamma ramp to restore later.
if (mCustomGammaSet == FALSE)
{
if (!gGLManager.mIsIntel) // skip for Intel GPUs (see SL-11341)
{
LL_DEBUGS("Window") << "Getting the previous gamma ramp to restore later" << LL_ENDL;
if(GetDeviceGammaRamp(mhDC, mPrevGammaRamp) == FALSE)
{
LL_WARNS("Window") << "Failed to get the previous gamma ramp" << LL_ENDL;
return FALSE;
}
}
mCustomGammaSet = TRUE;
}
LL_DEBUGS("Window") << "Setting gamma to " << gamma << LL_ENDL;
for ( int i = 0; i < 256; ++i )
{
int mult = 256 - ( int ) ( ( gamma - 1.0f ) * 128.0f );
int value = mult * i;
if ( value > 0xffff )
value = 0xffff;
mCurrentGammaRamp[0][i] =
mCurrentGammaRamp[1][i] =
mCurrentGammaRamp[2][i] = (WORD) value;
};
return SetDeviceGammaRamp ( mhDC, mCurrentGammaRamp );
}
void LLWindowWin32::setFSAASamples(const U32 fsaa_samples)
{
mFSAASamples = fsaa_samples;
}
U32 LLWindowWin32::getFSAASamples()
{
return mFSAASamples;
}
LLWindow::LLWindowResolution* LLWindowWin32::getSupportedResolutions(S32 &num_resolutions)
{
if (!mSupportedResolutions)
{
mSupportedResolutions = new LLWindowResolution[MAX_NUM_RESOLUTIONS];
DEVMODE dev_mode;
::ZeroMemory(&dev_mode, sizeof(DEVMODE));
dev_mode.dmSize = sizeof(DEVMODE);
mNumSupportedResolutions = 0;
for (S32 mode_num = 0; mNumSupportedResolutions < MAX_NUM_RESOLUTIONS; mode_num++)
{
if (!EnumDisplaySettings(NULL, mode_num, &dev_mode))
{
break;
}
if (dev_mode.dmBitsPerPel == BITS_PER_PIXEL &&
dev_mode.dmPelsWidth >= 800 &&
dev_mode.dmPelsHeight >= 600)
{
BOOL resolution_exists = FALSE;
for(S32 i = 0; i < mNumSupportedResolutions; i++)
{
if (mSupportedResolutions[i].mWidth == dev_mode.dmPelsWidth &&
mSupportedResolutions[i].mHeight == dev_mode.dmPelsHeight)
{
resolution_exists = TRUE;
}
}
if (!resolution_exists)
{
mSupportedResolutions[mNumSupportedResolutions].mWidth = dev_mode.dmPelsWidth;
mSupportedResolutions[mNumSupportedResolutions].mHeight = dev_mode.dmPelsHeight;
mNumSupportedResolutions++;
}
}
}
}
num_resolutions = mNumSupportedResolutions;
return mSupportedResolutions;
}
F32 LLWindowWin32::getNativeAspectRatio()
{
if (mOverrideAspectRatio > 0.f)
{
return mOverrideAspectRatio;
}
else if (mNativeAspectRatio > 0.f)
{
// we grabbed this value at startup, based on the user's desktop settings
return mNativeAspectRatio;
}
// RN: this hack presumes that the largest supported resolution is monitor-limited
// and that pixels in that mode are square, therefore defining the native aspect ratio
// of the monitor...this seems to work to a close approximation for most CRTs/LCDs
S32 num_resolutions;
LLWindowResolution* resolutions = getSupportedResolutions(num_resolutions);
return ((F32)resolutions[num_resolutions - 1].mWidth / (F32)resolutions[num_resolutions - 1].mHeight);
}
F32 LLWindowWin32::getPixelAspectRatio()
{
F32 pixel_aspect = 1.f;
if (getFullscreen())
{
LLCoordScreen screen_size;
getSize(&screen_size);
pixel_aspect = getNativeAspectRatio() * (F32)screen_size.mY / (F32)screen_size.mX;
}
return pixel_aspect;
}
// Change display resolution. Returns true if successful.
// protected
BOOL LLWindowWin32::setDisplayResolution(S32 width, S32 height, S32 bits, S32 refresh)
{
DEVMODE dev_mode;
::ZeroMemory(&dev_mode, sizeof(DEVMODE));
dev_mode.dmSize = sizeof(DEVMODE);
BOOL success = FALSE;
// Don't change anything if we don't have to
if (EnumDisplaySettings(NULL, ENUM_CURRENT_SETTINGS, &dev_mode))
{
if (dev_mode.dmPelsWidth == width &&
dev_mode.dmPelsHeight == height &&
dev_mode.dmBitsPerPel == bits &&
dev_mode.dmDisplayFrequency == refresh )
{
// ...display mode identical, do nothing
return TRUE;
}
}
memset(&dev_mode, 0, sizeof(dev_mode));
dev_mode.dmSize = sizeof(dev_mode);
dev_mode.dmPelsWidth = width;
dev_mode.dmPelsHeight = height;
dev_mode.dmBitsPerPel = bits;
dev_mode.dmDisplayFrequency = refresh;
dev_mode.dmFields = DM_BITSPERPEL | DM_PELSWIDTH | DM_PELSHEIGHT | DM_DISPLAYFREQUENCY;
// CDS_FULLSCREEN indicates that this is a temporary change to the device mode.
LONG cds_result = ChangeDisplaySettings(&dev_mode, CDS_FULLSCREEN);
success = (DISP_CHANGE_SUCCESSFUL == cds_result);
if (!success)
{
LL_WARNS("Window") << "setDisplayResolution failed, "
<< width << "x" << height << "x" << bits << " @ " << refresh << LL_ENDL;
}
return success;
}
// protected
BOOL LLWindowWin32::setFullscreenResolution()
{
if (mFullscreen)
{
return setDisplayResolution( mFullscreenWidth, mFullscreenHeight, mFullscreenBits, mFullscreenRefresh);
}
else
{
return FALSE;
}
}
// protected
BOOL LLWindowWin32::resetDisplayResolution()
{
LL_DEBUGS("Window") << "resetDisplayResolution START" << LL_ENDL;
LONG cds_result = ChangeDisplaySettings(NULL, 0);
BOOL success = (DISP_CHANGE_SUCCESSFUL == cds_result);
if (!success)
{
LL_WARNS("Window") << "resetDisplayResolution failed" << LL_ENDL;
}
LL_DEBUGS("Window") << "resetDisplayResolution END" << LL_ENDL;
return success;
}
void LLWindowWin32::swapBuffers()
{
SwapBuffers(mhDC);
}
//
// LLSplashScreenImp
//
LLSplashScreenWin32::LLSplashScreenWin32()
: mWindow(NULL)
{
}
LLSplashScreenWin32::~LLSplashScreenWin32()
{
}
void LLSplashScreenWin32::showImpl()
{
// This appears to work. ???
HINSTANCE hinst = GetModuleHandle(NULL);
mWindow = CreateDialog(hinst,
TEXT("SPLASHSCREEN"),
NULL, // no parent
(DLGPROC) LLSplashScreenWin32::windowProc);
ShowWindow(mWindow, SW_SHOW);
}
void LLSplashScreenWin32::updateImpl(const std::string& mesg)
{
if (!mWindow) return;
int output_str_len = MultiByteToWideChar(CP_UTF8, 0, mesg.c_str(), mesg.length(), NULL, 0);
if( output_str_len>1024 )
return;
WCHAR w_mesg[1025];//big enought to keep null terminatos
MultiByteToWideChar (CP_UTF8, 0, mesg.c_str(), mesg.length(), w_mesg, output_str_len);
//looks like MultiByteToWideChar didn't add null terminator to converted string, see EXT-4858
w_mesg[output_str_len] = 0;
SendDlgItemMessage(mWindow,
666, // HACK: text id
WM_SETTEXT,
FALSE,
(LPARAM)w_mesg);
}
void LLSplashScreenWin32::hideImpl()
{
if (mWindow)
{
if (!destroy_window_handler(mWindow))
{
LL_WARNS("Window") << "Failed to properly close splash screen window!" << LL_ENDL;
}
mWindow = NULL;
}
}
// static
LRESULT CALLBACK LLSplashScreenWin32::windowProc(HWND h_wnd, UINT u_msg,
WPARAM w_param, LPARAM l_param)
{
// Just give it to windows
return DefWindowProc(h_wnd, u_msg, w_param, l_param);
}
//
// Helper Funcs
//
S32 OSMessageBoxWin32(const std::string& text, const std::string& caption, U32 type)
{
UINT uType;
switch(type)
{
case OSMB_OK:
uType = MB_OK;
break;
case OSMB_OKCANCEL:
uType = MB_OKCANCEL;
break;
case OSMB_YESNO:
uType = MB_YESNO;
break;
default:
uType = MB_OK;
break;
}
int retval_win = MessageBoxW(NULL, // HWND
ll_convert_string_to_wide(text).c_str(),
ll_convert_string_to_wide(caption).c_str(),
uType);
S32 retval;
switch(retval_win)
{
case IDYES:
retval = OSBTN_YES;
break;
case IDNO:
retval = OSBTN_NO;
break;
case IDOK:
retval = OSBTN_OK;
break;
case IDCANCEL:
retval = OSBTN_CANCEL;
break;
default:
retval = OSBTN_CANCEL;
break;
}
return retval;
}
void LLWindowWin32::spawnWebBrowser(const std::string& escaped_url, bool async)
{
bool found = false;
S32 i;
for (i = 0; i < gURLProtocolWhitelistCount; i++)
{
if (escaped_url.find(gURLProtocolWhitelist[i]) == 0)
{
found = true;
break;
}
}
if (!found)
{
LL_WARNS("Window") << "spawn_web_browser() called for url with protocol not on whitelist: " << escaped_url << LL_ENDL;
return;
}
LL_INFOS("Window") << "Opening URL " << escaped_url << LL_ENDL;
// replaced ShellExecute code with ShellExecuteEx since ShellExecute doesn't work
// reliablly on Vista.
// this is madness.. no, this is..
LLWString url_wstring = utf8str_to_wstring( escaped_url );
llutf16string url_utf16 = wstring_to_utf16str( url_wstring );
// let the OS decide what to use to open the URL
SHELLEXECUTEINFO sei = { sizeof( sei ) };
// NOTE: this assumes that SL will stick around long enough to complete the DDE message exchange
// necessary for ShellExecuteEx to complete
if (async)
{
sei.fMask = SEE_MASK_ASYNCOK;
}
sei.nShow = SW_SHOWNORMAL;
sei.lpVerb = L"open";
sei.lpFile = url_utf16.c_str();
ShellExecuteEx( &sei );
}
/*
Make the raw keyboard data available - used to poke through to LLQtWebKit so
that Qt/Webkit has access to the virtual keycodes etc. that it needs
*/
LLSD LLWindowWin32::getNativeKeyData()
{
LLSD result = LLSD::emptyMap();
result["scan_code"] = (S32)mKeyScanCode;
result["virtual_key"] = (S32)mKeyVirtualKey;
result["msg"] = ll_sd_from_U32(mRawMsg);
result["w_param"] = ll_sd_from_U32(mRawWParam);
result["l_param"] = ll_sd_from_U32(mRawLParam);
return result;
}
BOOL LLWindowWin32::dialogColorPicker( F32 *r, F32 *g, F32 *b )
{
BOOL retval = FALSE;
static CHOOSECOLOR cc;
static COLORREF crCustColors[16];
cc.lStructSize = sizeof(CHOOSECOLOR);
cc.hwndOwner = mWindowHandle;
cc.hInstance = NULL;
cc.rgbResult = RGB ((*r * 255.f),(*g *255.f),(*b * 255.f));
//cc.rgbResult = RGB (0x80,0x80,0x80);
cc.lpCustColors = crCustColors;
cc.Flags = CC_RGBINIT | CC_FULLOPEN;
cc.lCustData = 0;
cc.lpfnHook = NULL;
cc.lpTemplateName = NULL;
// This call is modal, so pause agent
//send_agent_pause(); // this is in newview and we don't want to set up a dependency
{
retval = ChooseColor(&cc);
}
//send_agent_resume(); // this is in newview and we don't want to set up a dependency
*b = ((F32)((cc.rgbResult >> 16) & 0xff)) / 255.f;
*g = ((F32)((cc.rgbResult >> 8) & 0xff)) / 255.f;
*r = ((F32)(cc.rgbResult & 0xff)) / 255.f;
return (retval);
}
void *LLWindowWin32::getPlatformWindow()
{
return (void*)mWindowHandle;
}
void LLWindowWin32::bringToFront()
{
BringWindowToTop(mWindowHandle);
}
// set (OS) window focus back to the client
void LLWindowWin32::focusClient()
{
SetFocus ( mWindowHandle );
}
void LLWindowWin32::allowLanguageTextInput(LLPreeditor *preeditor, BOOL b)
{
if (b == sLanguageTextInputAllowed || !LLWinImm::isAvailable())
{
return;
}
if (preeditor != mPreeditor && !b)
{
// This condition may occur with a call to
// setEnabled(BOOL) from LLTextEditor or LLLineEditor
// when the control is not focused.
// We need to silently ignore the case so that
// the language input status of the focused control
// is not disturbed.
return;
}
// Take care of old and new preeditors.
if (preeditor != mPreeditor || !b)
{
if (sLanguageTextInputAllowed)
{
interruptLanguageTextInput();
}
mPreeditor = (b ? preeditor : NULL);
}
sLanguageTextInputAllowed = b;
if ( sLanguageTextInputAllowed )
{
// Allowing: Restore the previous IME status, so that the user has a feeling that the previous
// text input continues naturally. Be careful, however, the IME status is meaningful only during the user keeps
// using same Input Locale (aka Keyboard Layout).
if (sWinIMEOpened && GetKeyboardLayout(0) == sWinInputLocale)
{
HIMC himc = LLWinImm::getContext(mWindowHandle);
LLWinImm::setOpenStatus(himc, TRUE);
LLWinImm::setConversionStatus(himc, sWinIMEConversionMode, sWinIMESentenceMode);
LLWinImm::releaseContext(mWindowHandle, himc);
}
}
else
{
// Disallowing: Turn off the IME so that succeeding key events bypass IME and come to us directly.
// However, do it after saving the current IME status. We need to restore the status when
// allowing language text input again.
sWinInputLocale = GetKeyboardLayout(0);
sWinIMEOpened = LLWinImm::isIME(sWinInputLocale);
if (sWinIMEOpened)
{
HIMC himc = LLWinImm::getContext(mWindowHandle);
sWinIMEOpened = LLWinImm::getOpenStatus(himc);
if (sWinIMEOpened)
{
LLWinImm::getConversionStatus(himc, &sWinIMEConversionMode, &sWinIMESentenceMode);
// We need both ImmSetConversionStatus and ImmSetOpenStatus here to surely disable IME's
// keyboard hooking, because Some IME reacts only on the former and some other on the latter...
LLWinImm::setConversionStatus(himc, IME_CMODE_NOCONVERSION, sWinIMESentenceMode);
LLWinImm::setOpenStatus(himc, FALSE);
}
LLWinImm::releaseContext(mWindowHandle, himc);
}
}
}
void LLWindowWin32::fillCandidateForm(const LLCoordGL& caret, const LLRect& bounds,
CANDIDATEFORM *form)
{
LLCoordWindow caret_coord, top_left, bottom_right;
convertCoords(caret, &caret_coord);
convertCoords(LLCoordGL(bounds.mLeft, bounds.mTop), &top_left);
convertCoords(LLCoordGL(bounds.mRight, bounds.mBottom), &bottom_right);
memset(form, 0, sizeof(CANDIDATEFORM));
form->dwStyle = CFS_EXCLUDE;
form->ptCurrentPos.x = caret_coord.mX;
form->ptCurrentPos.y = caret_coord.mY;
form->rcArea.left = top_left.mX;
form->rcArea.top = top_left.mY;
form->rcArea.right = bottom_right.mX;
form->rcArea.bottom = bottom_right.mY;
}
// Put the IME window at the right place (near current text input). Point coordinates should be the top of the current text line.
void LLWindowWin32::setLanguageTextInput( const LLCoordGL & position )
{
if (sLanguageTextInputAllowed && LLWinImm::isAvailable())
{
HIMC himc = LLWinImm::getContext(mWindowHandle);
LLCoordWindow win_pos;
convertCoords( position, &win_pos );
if ( win_pos.mX >= 0 && win_pos.mY >= 0 &&
(win_pos.mX != sWinIMEWindowPosition.mX) || (win_pos.mY != sWinIMEWindowPosition.mY) )
{
COMPOSITIONFORM ime_form;
memset( &ime_form, 0, sizeof(ime_form) );
ime_form.dwStyle = CFS_POINT;
ime_form.ptCurrentPos.x = win_pos.mX;
ime_form.ptCurrentPos.y = win_pos.mY;
LLWinImm::setCompositionWindow( himc, &ime_form );
sWinIMEWindowPosition = win_pos;
}
LLWinImm::releaseContext(mWindowHandle, himc);
}
}
void LLWindowWin32::fillCharPosition(const LLCoordGL& caret, const LLRect& bounds, const LLRect& control,
IMECHARPOSITION *char_position)
{
LLCoordScreen caret_coord, top_left, bottom_right;
convertCoords(caret, &caret_coord);
convertCoords(LLCoordGL(bounds.mLeft, bounds.mTop), &top_left);
convertCoords(LLCoordGL(bounds.mRight, bounds.mBottom), &bottom_right);
char_position->pt.x = caret_coord.mX;
char_position->pt.y = top_left.mY; // Windows wants the coordinate of upper left corner of a character...
char_position->cLineHeight = bottom_right.mY - top_left.mY;
char_position->rcDocument.left = top_left.mX;
char_position->rcDocument.top = top_left.mY;
char_position->rcDocument.right = bottom_right.mX;
char_position->rcDocument.bottom = bottom_right.mY;
}
void LLWindowWin32::fillCompositionLogfont(LOGFONT *logfont)
{
// Our font is a list of FreeType recognized font files that may
// not have a corresponding ones in Windows' fonts. Hence, we
// can't simply tell Windows which font we are using. We will
// notify a _standard_ font for a current input locale instead.
// We use a hard-coded knowledge about the Windows' standard
// configuration to do so...
memset(logfont, 0, sizeof(LOGFONT));
const WORD lang_id = LOWORD(GetKeyboardLayout(0));
switch (PRIMARYLANGID(lang_id))
{
case LANG_CHINESE:
// We need to identify one of two Chinese fonts.
switch (SUBLANGID(lang_id))
{
case SUBLANG_CHINESE_SIMPLIFIED:
case SUBLANG_CHINESE_SINGAPORE:
logfont->lfCharSet = GB2312_CHARSET;
lstrcpy(logfont->lfFaceName, TEXT("SimHei"));
break;
case SUBLANG_CHINESE_TRADITIONAL:
case SUBLANG_CHINESE_HONGKONG:
case SUBLANG_CHINESE_MACAU:
default:
logfont->lfCharSet = CHINESEBIG5_CHARSET;
lstrcpy(logfont->lfFaceName, TEXT("MingLiU"));
break;
}
break;
case LANG_JAPANESE:
logfont->lfCharSet = SHIFTJIS_CHARSET;
lstrcpy(logfont->lfFaceName, TEXT("MS Gothic"));
break;
case LANG_KOREAN:
logfont->lfCharSet = HANGUL_CHARSET;
lstrcpy(logfont->lfFaceName, TEXT("Gulim"));
break;
default:
logfont->lfCharSet = ANSI_CHARSET;
lstrcpy(logfont->lfFaceName, TEXT("Tahoma"));
break;
}
logfont->lfHeight = mPreeditor->getPreeditFontSize();
logfont->lfWeight = FW_NORMAL;
}
U32 LLWindowWin32::fillReconvertString(const LLWString &text,
S32 focus, S32 focus_length, RECONVERTSTRING *reconvert_string)
{
const llutf16string text_utf16 = wstring_to_utf16str(text);
const DWORD required_size = sizeof(RECONVERTSTRING) + (text_utf16.length() + 1) * sizeof(WCHAR);
if (reconvert_string && reconvert_string->dwSize >= required_size)
{
const DWORD focus_utf16_at = wstring_utf16_length(text, 0, focus);
const DWORD focus_utf16_length = wstring_utf16_length(text, focus, focus_length);
reconvert_string->dwVersion = 0;
reconvert_string->dwStrLen = text_utf16.length();
reconvert_string->dwStrOffset = sizeof(RECONVERTSTRING);
reconvert_string->dwCompStrLen = focus_utf16_length;
reconvert_string->dwCompStrOffset = focus_utf16_at * sizeof(WCHAR);
reconvert_string->dwTargetStrLen = 0;
reconvert_string->dwTargetStrOffset = focus_utf16_at * sizeof(WCHAR);
const LPWSTR text = (LPWSTR)((BYTE *)reconvert_string + sizeof(RECONVERTSTRING));
memcpy(text, text_utf16.c_str(), (text_utf16.length() + 1) * sizeof(WCHAR));
}
return required_size;
}
void LLWindowWin32::updateLanguageTextInputArea()
{
if (!mPreeditor || !LLWinImm::isAvailable())
{
return;
}
LLCoordGL caret_coord;
LLRect preedit_bounds;
if (mPreeditor->getPreeditLocation(-1, &caret_coord, &preedit_bounds, NULL))
{
mLanguageTextInputPointGL = caret_coord;
mLanguageTextInputAreaGL = preedit_bounds;
CANDIDATEFORM candidate_form;
fillCandidateForm(caret_coord, preedit_bounds, &candidate_form);
HIMC himc = LLWinImm::getContext(mWindowHandle);
// Win32 document says there may be up to 4 candidate windows.
// This magic number 4 appears only in the document, and
// there are no constant/macro for the value...
for (int i = 3; i >= 0; --i)
{
candidate_form.dwIndex = i;
LLWinImm::setCandidateWindow(himc, &candidate_form);
}
LLWinImm::releaseContext(mWindowHandle, himc);
}
}
void LLWindowWin32::interruptLanguageTextInput()
{
if (mPreeditor && LLWinImm::isAvailable())
{
HIMC himc = LLWinImm::getContext(mWindowHandle);
LLWinImm::notifyIME(himc, NI_COMPOSITIONSTR, CPS_COMPLETE, 0);
LLWinImm::releaseContext(mWindowHandle, himc);
}
}
void LLWindowWin32::handleStartCompositionMessage()
{
// Let IME know the font to use in feedback UI.
LOGFONT logfont;
fillCompositionLogfont(&logfont);
HIMC himc = LLWinImm::getContext(mWindowHandle);
LLWinImm::setCompositionFont(himc, &logfont);
LLWinImm::releaseContext(mWindowHandle, himc);
}
// Handle WM_IME_COMPOSITION message.
void LLWindowWin32::handleCompositionMessage(const U32 indexes)
{
BOOL needs_update = FALSE;
LLWString result_string;
LLWString preedit_string;
S32 preedit_string_utf16_length = 0;
LLPreeditor::segment_lengths_t preedit_segment_lengths;
LLPreeditor::standouts_t preedit_standouts;
// Step I: Receive details of preedits from IME.
HIMC himc = LLWinImm::getContext(mWindowHandle);
if (indexes & GCS_RESULTSTR)
{
LONG size = LLWinImm::getCompositionString(himc, GCS_RESULTSTR, NULL, 0);
if (size >= 0)
{
const LPWSTR data = new WCHAR[size / sizeof(WCHAR) + 1];
size = LLWinImm::getCompositionString(himc, GCS_RESULTSTR, data, size);
if (size > 0)
{
result_string = utf16str_to_wstring(llutf16string(data, size / sizeof(WCHAR)));
}
delete[] data;
needs_update = TRUE;
}
}
if (indexes & GCS_COMPSTR)
{
LONG size = LLWinImm::getCompositionString(himc, GCS_COMPSTR, NULL, 0);
if (size >= 0)
{
const LPWSTR data = new WCHAR[size / sizeof(WCHAR) + 1];
size = LLWinImm::getCompositionString(himc, GCS_COMPSTR, data, size);
if (size > 0)
{
preedit_string_utf16_length = size / sizeof(WCHAR);
preedit_string = utf16str_to_wstring(llutf16string(data, size / sizeof(WCHAR)));
}
delete[] data;
needs_update = TRUE;
}
}
if ((indexes & GCS_COMPCLAUSE) && preedit_string.length() > 0)
{
LONG size = LLWinImm::getCompositionString(himc, GCS_COMPCLAUSE, NULL, 0);
if (size > 0)
{
const LPDWORD data = new DWORD[size / sizeof(DWORD)];
size = LLWinImm::getCompositionString(himc, GCS_COMPCLAUSE, data, size);
if (size >= sizeof(DWORD) * 2
&& data[0] == 0 && data[size / sizeof(DWORD) - 1] == preedit_string_utf16_length)
{
preedit_segment_lengths.resize(size / sizeof(DWORD) - 1);
S32 offset = 0;
for (U32 i = 0; i < preedit_segment_lengths.size(); i++)
{
const S32 length = wstring_wstring_length_from_utf16_length(preedit_string, offset, data[i + 1] - data[i]);
preedit_segment_lengths[i] = length;
offset += length;
}
}
delete[] data;
}
}
if ((indexes & GCS_COMPATTR) && preedit_segment_lengths.size() > 1)
{
LONG size = LLWinImm::getCompositionString(himc, GCS_COMPATTR, NULL, 0);
if (size > 0)
{
const LPBYTE data = new BYTE[size / sizeof(BYTE)];
size = LLWinImm::getCompositionString(himc, GCS_COMPATTR, data, size);
if (size == preedit_string_utf16_length)
{
preedit_standouts.assign(preedit_segment_lengths.size(), FALSE);
S32 offset = 0;
for (U32 i = 0; i < preedit_segment_lengths.size(); i++)
{
if (ATTR_TARGET_CONVERTED == data[offset] || ATTR_TARGET_NOTCONVERTED == data[offset])
{
preedit_standouts[i] = TRUE;
}
offset += wstring_utf16_length(preedit_string, offset, preedit_segment_lengths[i]);
}
}
delete[] data;
}
}
S32 caret_position = preedit_string.length();
if (indexes & GCS_CURSORPOS)
{
const S32 caret_position_utf16 = LLWinImm::getCompositionString(himc, GCS_CURSORPOS, NULL, 0);
if (caret_position_utf16 >= 0 && caret_position <= preedit_string_utf16_length)
{
caret_position = wstring_wstring_length_from_utf16_length(preedit_string, 0, caret_position_utf16);
}
}
if (indexes == 0)
{
// I'm not sure this condition really happens, but
// Windows SDK document says it is an indication
// of "reset everything."
needs_update = TRUE;
}
LLWinImm::releaseContext(mWindowHandle, himc);
// Step II: Update the active preeditor.
if (needs_update)
{
mPreeditor->resetPreedit();
if (result_string.length() > 0)
{
for (LLWString::const_iterator i = result_string.begin(); i != result_string.end(); i++)
{
mPreeditor->handleUnicodeCharHere(*i);
}
}
if (preedit_string.length() == 0)
{
preedit_segment_lengths.clear();
preedit_standouts.clear();
}
else
{
if (preedit_segment_lengths.size() == 0)
{
preedit_segment_lengths.assign(1, preedit_string.length());
}
if (preedit_standouts.size() == 0)
{
preedit_standouts.assign(preedit_segment_lengths.size(), FALSE);
}
}
mPreeditor->updatePreedit(preedit_string, preedit_segment_lengths, preedit_standouts, caret_position);
// Some IME doesn't query char position after WM_IME_COMPOSITION,
// so we need to update them actively.
updateLanguageTextInputArea();
}
}
// Given a text and a focus range, find_context finds and returns a
// surrounding context of the focused subtext. A variable pointed
// to by offset receives the offset in llwchars of the beginning of
// the returned context string in the given wtext.
static LLWString find_context(const LLWString & wtext, S32 focus, S32 focus_length, S32 *offset)
{
static const S32 CONTEXT_EXCESS = 30; // This value is by experiences.
const S32 e = llmin((S32) wtext.length(), focus + focus_length + CONTEXT_EXCESS);
S32 end = focus + focus_length;
while (end < e && '\n' != wtext[end])
{
end++;
}
const S32 s = llmax(0, focus - CONTEXT_EXCESS);
S32 start = focus;
while (start > s && '\n' != wtext[start - 1])
{
--start;
}
*offset = start;
return wtext.substr(start, end - start);
}
// final stage of handling drop requests - both from WM_DROPFILES message
// for files and via IDropTarget interface requests.
LLWindowCallbacks::DragNDropResult LLWindowWin32::completeDragNDropRequest( const LLCoordGL gl_coord, const MASK mask, LLWindowCallbacks::DragNDropAction action, const std::string url )
{
return mCallbacks->handleDragNDrop( this, gl_coord, mask, action, url );
}
// Handle WM_IME_REQUEST message.
// If it handled the message, returns TRUE. Otherwise, FALSE.
// When it handled the message, the value to be returned from
// the Window Procedure is set to *result.
BOOL LLWindowWin32::handleImeRequests(WPARAM request, LPARAM param, LRESULT *result)
{
if ( mPreeditor )
{
switch (request)
{
case IMR_CANDIDATEWINDOW: // http://msdn2.microsoft.com/en-us/library/ms776080.aspx
{
LLCoordGL caret_coord;
LLRect preedit_bounds;
mPreeditor->getPreeditLocation(-1, &caret_coord, &preedit_bounds, NULL);
CANDIDATEFORM *const form = (CANDIDATEFORM *)param;
DWORD const dwIndex = form->dwIndex;
fillCandidateForm(caret_coord, preedit_bounds, form);
form->dwIndex = dwIndex;
*result = 1;
return TRUE;
}
case IMR_QUERYCHARPOSITION:
{
IMECHARPOSITION *const char_position = (IMECHARPOSITION *)param;
// char_position->dwCharPos counts in number of
// WCHARs, i.e., UTF-16 encoding units, so we can't simply pass the
// number to getPreeditLocation.
const LLWString & wtext = mPreeditor->getPreeditString();
S32 preedit, preedit_length;
mPreeditor->getPreeditRange(&preedit, &preedit_length);
LLCoordGL caret_coord;
LLRect preedit_bounds, text_control;
const S32 position = wstring_wstring_length_from_utf16_length(wtext, preedit, char_position->dwCharPos);
if (!mPreeditor->getPreeditLocation(position, &caret_coord, &preedit_bounds, &text_control))
{
LL_WARNS("Window") << "*** IMR_QUERYCHARPOSITON called but getPreeditLocation failed." << LL_ENDL;
return FALSE;
}
fillCharPosition(caret_coord, preedit_bounds, text_control, char_position);
*result = 1;
return TRUE;
}
case IMR_COMPOSITIONFONT:
{
fillCompositionLogfont((LOGFONT *)param);
*result = 1;
return TRUE;
}
case IMR_RECONVERTSTRING:
{
mPreeditor->resetPreedit();
const LLWString & wtext = mPreeditor->getPreeditString();
S32 select, select_length;
mPreeditor->getSelectionRange(&select, &select_length);
S32 context_offset;
const LLWString context = find_context(wtext, select, select_length, &context_offset);
RECONVERTSTRING * const reconvert_string = (RECONVERTSTRING *)param;
const U32 size = fillReconvertString(context, select - context_offset, select_length, reconvert_string);
if (reconvert_string)
{
if (select_length == 0)
{
// Let the IME to decide the reconversion range, and
// adjust the reconvert_string structure accordingly.
HIMC himc = LLWinImm::getContext(mWindowHandle);
const BOOL adjusted = LLWinImm::setCompositionString(himc,
SCS_QUERYRECONVERTSTRING, reconvert_string, size, NULL, 0);
LLWinImm::releaseContext(mWindowHandle, himc);
if (adjusted)
{
const llutf16string & text_utf16 = wstring_to_utf16str(context);
const S32 new_preedit_start = reconvert_string->dwCompStrOffset / sizeof(WCHAR);
const S32 new_preedit_end = new_preedit_start + reconvert_string->dwCompStrLen;
select = utf16str_wstring_length(text_utf16, new_preedit_start);
select_length = utf16str_wstring_length(text_utf16, new_preedit_end) - select;
select += context_offset;
}
}
mPreeditor->markAsPreedit(select, select_length);
}
*result = size;
return TRUE;
}
case IMR_CONFIRMRECONVERTSTRING:
{
*result = FALSE;
return TRUE;
}
case IMR_DOCUMENTFEED:
{
const LLWString & wtext = mPreeditor->getPreeditString();
S32 preedit, preedit_length;
mPreeditor->getPreeditRange(&preedit, &preedit_length);
S32 context_offset;
LLWString context = find_context(wtext, preedit, preedit_length, &context_offset);
preedit -= context_offset;
if (preedit_length)
{
// IMR_DOCUMENTFEED may be called when we have an active preedit.
// We should pass the context string *excluding* the preedit string.
// Otherwise, some IME are confused.
context.erase(preedit, preedit_length);
}
RECONVERTSTRING *reconvert_string = (RECONVERTSTRING *)param;
*result = fillReconvertString(context, preedit, 0, reconvert_string);
return TRUE;
}
default:
return FALSE;
}
}
return FALSE;
}
//static
void LLWindowWin32::setDPIAwareness()
{
HMODULE hShcore = LoadLibrary(L"shcore.dll");
if (hShcore != NULL)
{
SetProcessDpiAwarenessType pSPDA;
pSPDA = (SetProcessDpiAwarenessType)GetProcAddress(hShcore, "SetProcessDpiAwareness");
if (pSPDA)
{
HRESULT hr = pSPDA(PROCESS_PER_MONITOR_DPI_AWARE);
if (hr != S_OK)
{
LL_WARNS() << "SetProcessDpiAwareness() function returned an error. Will use legacy DPI awareness API of Win XP/7" << LL_ENDL;
}
}
FreeLibrary(hShcore);
}
else
{
LL_WARNS() << "Could not load shcore.dll library (included by <ShellScalingAPI.h> from Win 8.1 SDK. Will use legacy DPI awareness API of Win XP/7" << LL_ENDL;
}
}
void* LLWindowWin32::getDirectInput8()
{
return &gDirectInput8;
}
bool LLWindowWin32::getInputDevices(U32 device_type_filter, void * di8_devices_callback, void* userdata)
{
if (gDirectInput8 != NULL)
{
// Enumerate devices
HRESULT status = gDirectInput8->EnumDevices(
(DWORD) device_type_filter, // DWORD dwDevType,
(LPDIENUMDEVICESCALLBACK)di8_devices_callback, // LPDIENUMDEVICESCALLBACK lpCallback, // BOOL DIEnumDevicesCallback( LPCDIDEVICEINSTANCE lpddi, LPVOID pvRef ) // BOOL CALLBACK DinputDevice::DevicesCallback
(LPVOID*)userdata, // LPVOID pvRef
DIEDFL_ATTACHEDONLY // DWORD dwFlags
);
return status == DI_OK;
}
return false;
}
F32 LLWindowWin32::getSystemUISize()
{
F32 scale_value = 1.f;
HWND hWnd = (HWND)getPlatformWindow();
HDC hdc = GetDC(hWnd);
HMONITOR hMonitor;
HANDLE hProcess = GetCurrentProcess();
PROCESS_DPI_AWARENESS dpi_awareness;
HMODULE hShcore = LoadLibrary(L"shcore.dll");
if (hShcore != NULL)
{
GetProcessDpiAwarenessType pGPDA;
pGPDA = (GetProcessDpiAwarenessType)GetProcAddress(hShcore, "GetProcessDpiAwareness");
GetDpiForMonitorType pGDFM;
pGDFM = (GetDpiForMonitorType)GetProcAddress(hShcore, "GetDpiForMonitor");
if (pGPDA != NULL && pGDFM != NULL)
{
pGPDA(hProcess, &dpi_awareness);
if (dpi_awareness == PROCESS_PER_MONITOR_DPI_AWARE)
{
POINT pt;
UINT dpix = 0, dpiy = 0;
HRESULT hr = E_FAIL;
RECT rect;
GetWindowRect(hWnd, &rect);
// Get the DPI for the monitor, on which the center of window is displayed and set the scaling factor
pt.x = (rect.left + rect.right) / 2;
pt.y = (rect.top + rect.bottom) / 2;
hMonitor = MonitorFromPoint(pt, MONITOR_DEFAULTTONEAREST);
hr = pGDFM(hMonitor, MDT_EFFECTIVE_DPI, &dpix, &dpiy);
if (hr == S_OK)
{
scale_value = F32(dpix) / F32(USER_DEFAULT_SCREEN_DPI);
}
else
{
LL_WARNS() << "Could not determine DPI for monitor. Setting scale to default 100 %" << LL_ENDL;
scale_value = 1.0f;
}
}
else
{
LL_WARNS() << "Process is not per-monitor DPI-aware. Setting scale to default 100 %" << LL_ENDL;
scale_value = 1.0f;
}
}
FreeLibrary(hShcore);
}
else
{
LL_WARNS() << "Could not load shcore.dll library (included by <ShellScalingAPI.h> from Win 8.1 SDK). Using legacy DPI awareness API of Win XP/7" << LL_ENDL;
scale_value = F32(GetDeviceCaps(hdc, LOGPIXELSX)) / F32(USER_DEFAULT_SCREEN_DPI);
}
ReleaseDC(hWnd, hdc);
return scale_value;
}
//static
std::vector<std::string> LLWindowWin32::getDynamicFallbackFontList()
{
// Fonts previously in getFontListSans() have moved to fonts.xml.
return std::vector<std::string>();
}
#endif // LL_WINDOWS
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