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Torque3D/Engine/source/windowManager/win32/win32Window.cpp
Anis f1fa36fe60 no need SetDisplayDefaults
2014-11-27 20:26:47 +01:00

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//-----------------------------------------------------------------------------
// Copyright (c) 2012 GarageGames, LLC
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to
// deal in the Software without restriction, including without limitation the
// rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
// sell copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
// IN THE SOFTWARE.
//-----------------------------------------------------------------------------
#include <windows.h>
#include <tchar.h>
#include <winuser.h>
#include "math/mMath.h"
#include "gfx/gfxStructs.h"
#include "windowManager/win32/win32Window.h"
#include "windowManager/win32/win32WindowMgr.h"
#include "windowManager/win32/win32CursorController.h"
#include "windowManager/win32/winDispatch.h"
#include "platform/menus/popupMenu.h"
#include "platform/platformInput.h"
// for winState structure
#include "platformWin32/platformWin32.h"
#include <d3d9types.h>
#include "gfx/gfxDevice.h"
#include <zmouse.h>
const UTF16* _MainWindowClassName = L"TorqueJuggernaughtWindow";
const UTF16* _CurtainWindowClassName = L"TorqueJuggernaughtCurtainWindow";
#define SCREENSAVER_QUERY_DENY 0 // Disable screensaver
#ifndef IDI_ICON1
#define IDI_ICON1 107
#endif
static bool isScreenSaverRunning()
{
#ifndef SPI_GETSCREENSAVERRUNNING
#define SPI_GETSCREENSAVERRUNNING 114
#endif
// Windows 2K, and higher. It might be better to hook into
// the broadcast WM_SETTINGCHANGE message instead of polling for
// the screen saver status.
BOOL sreensaver = false;
SystemParametersInfo(SPI_GETSCREENSAVERRUNNING,0,&sreensaver,0);
return sreensaver;
}
Win32Window::Win32Window(): mMouseLockPosition(0,0),
mShouldLockMouse(false),
mMouseLocked(false),
mOwningManager(NULL),
mNextWindow(NULL),
mWindowHandle(NULL),
mOldParent(NULL),
mTarget(NULL),
mDevice(NULL),
mAccelHandle(NULL),
mSuppressReset(false),
mMenuHandle(NULL),
mWindowedWindowStyle(0),
mPosition(0,0),
mFullscreen(false)
{
mCursorController = new Win32CursorController( this );
mVideoMode.bitDepth = 32;
mVideoMode.fullScreen = false;
mVideoMode.refreshRate = 60;
mVideoMode.resolution.set(800,600);
_registerWindowClass();
}
Win32Window::~Win32Window()
{
if(mAccelHandle)
{
DestroyAcceleratorTable(mAccelHandle);
mAccelHandle = NULL;
}
// delete our win handle..
DestroyWindow(mWindowHandle);
// unlink ourselves from the window list...
AssertFatal(mOwningManager, "Win32Window::~Win32Window - orphan window, cannot unlink!");
mOwningManager->unlinkWindow(this);
_unregisterWindowClass();
}
GFXDevice * Win32Window::getGFXDevice()
{
return mDevice;
}
GFXWindowTarget * Win32Window::getGFXTarget()
{
return mTarget;
}
const GFXVideoMode & Win32Window::getVideoMode()
{
return mVideoMode;
}
void Win32Window::setVideoMode( const GFXVideoMode &mode )
{
bool needCurtain = (mVideoMode.fullScreen != mode.fullScreen);
if(needCurtain)
{
Con::errorf("Win32Window::setVideoMode - invoking curtain");
mOwningManager->lowerCurtain();
}
mVideoMode = mode;
mSuppressReset = true;
// Can't switch to fullscreen while a child of another window
if(mode.fullScreen && !Platform::getWebDeployment() && mOwningManager->getParentWindow())
{
mOldParent = (HWND)mOwningManager->getParentWindow();
mOwningManager->setParentWindow(NULL);
}
else if(!mode.fullScreen && mOldParent)
{
mOwningManager->setParentWindow(mOldParent);
mOldParent = NULL;
}
// Set our window to have the right style based on the mode
if(mode.fullScreen && !Platform::getWebDeployment() && !mOffscreenRender)
{
WINDOWPLACEMENT wplacement = { sizeof(wplacement) };
DWORD dwStyle = GetWindowLong(getHWND(), GWL_STYLE);
MONITORINFO mi = { sizeof(mi) };
if (GetWindowPlacement(getHWND(), &wplacement) && GetMonitorInfo(MonitorFromWindow(getHWND(), MONITOR_DEFAULTTOPRIMARY), &mi))
{
DISPLAY_DEVICE dd = GetPrimaryDevice();
DEVMODE dv;
ZeroMemory(&dv, sizeof(dv));
dv.dmSize = sizeof(DEVMODE);
EnumDisplaySettings(dd.DeviceName, ENUM_CURRENT_SETTINGS, &dv);
dv.dmPelsWidth = mode.resolution.x;
dv.dmPelsHeight = mode.resolution.y;
dv.dmFields = (DM_PELSWIDTH | DM_PELSHEIGHT);
ChangeDisplaySettings(&dv, CDS_FULLSCREEN);
SetWindowLong(getHWND(), GWL_STYLE, dwStyle & ~WS_OVERLAPPEDWINDOW);
SetWindowPos(getHWND(), HWND_TOP,
mi.rcMonitor.left,
mi.rcMonitor.top,
mi.rcMonitor.right - mi.rcMonitor.left,
mi.rcMonitor.bottom - mi.rcMonitor.top,
SWP_NOOWNERZORDER | SWP_FRAMECHANGED);
}
if(mDisplayWindow)
ShowWindow(getHWND(), SW_SHOWNORMAL);
// Clear the menu bar from the window for full screen
HMENU menu = GetMenu(getHWND());
if(menu)
{
SetMenu(getHWND(), NULL);
}
// When switching to Fullscreen, reset device after setting style
if(mTarget.isValid())
mTarget->resetMode();
mFullscreen = true;
}
else
{
ChangeDisplaySettings(NULL, 0);
// Reset device *first*, so that when we call setSize() and let it
// access the monitor settings, it won't end up with our fullscreen
// geometry that is just about to change.
if(mTarget.isValid())
mTarget->resetMode();
if (!mOffscreenRender)
{
SetWindowLong( getHWND(), GWL_STYLE, mWindowedWindowStyle);
SetWindowPos( getHWND(), HWND_NOTOPMOST, 0, 0, 0, 0, SWP_NOMOVE | SWP_NOSIZE | SWP_FRAMECHANGED);
// Put back the menu bar, if any
if(mMenuHandle)
{
SetMenu(getHWND(), mMenuHandle);
}
}
// Make sure we're the correct resolution for web deployment
if (!Platform::getWebDeployment() || !mOwningManager->getParentWindow() || mOffscreenRender)
{
setSize(mode.resolution);
}
else
{
HWND parentWin = (HWND)mOwningManager->getParentWindow();
RECT windowRect;
GetClientRect(parentWin, &windowRect);
Point2I res(windowRect.right-windowRect.left, windowRect.bottom-windowRect.top);
if (res.x == 0 || res.y == 0)
{
// Must be too early in the window set up to obtain the parent's size.
setSize(mode.resolution);
}
else
{
setSize(res);
}
}
if (!mOffscreenRender)
{
// We have to force Win32 to update the window frame and make the window
// visible and no longer topmost - this code might be possible to simplify.
SetWindowPos( getHWND(), HWND_NOTOPMOST, 0, 0, 0, 0, SWP_NOMOVE | SWP_NOSIZE | SWP_FRAMECHANGED);
if(mDisplayWindow)
ShowWindow( getHWND(), SW_SHOWNORMAL);
}
mFullscreen = false;
}
mSuppressReset = false;
if(needCurtain)
mOwningManager->raiseCurtain();
SetForegroundWindow(getHWND());
}
bool Win32Window::clearFullscreen()
{
return true;
}
bool Win32Window::isFullscreen()
{
return mFullscreen;
}
void Win32Window::_setFullscreen(const bool fullscreen)
{
if (fullscreen == mFullscreen)
return;
mFullscreen = fullscreen;
if(fullscreen && !mOffscreenRender)
{
Con::printf("Win32Window::setFullscreen (full) enter");
SetWindowLong( getHWND(), GWL_STYLE, WS_POPUP|WS_SYSMENU );
SetWindowPos( getHWND(), HWND_NOTOPMOST, 0, 0, 0, 0, SWP_NOMOVE | SWP_NOSIZE | SWP_FRAMECHANGED);
}
else
{
Con::printf("Win32Window::setFullscreen (windowed) enter");
if (!mOffscreenRender)
{
SetWindowLong( getHWND(), GWL_STYLE, mWindowedWindowStyle);
SetWindowPos( getHWND(), HWND_NOTOPMOST, 0, 0, mVideoMode.resolution.x, mVideoMode.resolution.y, SWP_FRAMECHANGED | SWP_SHOWWINDOW);
}
setSize(mVideoMode.resolution);
}
Con::printf("Win32Window::setFullscreen exit");
}
bool Win32Window::setCaption( const char *cap )
{
return SetWindowTextA(mWindowHandle, cap);
}
const char * Win32Window::getCaption()
{
char buff[512];
S32 strLen = GetWindowTextA(mWindowHandle, buff, 512);
if(strLen==0)
return NULL;
return StringTable->insert(buff);
}
void Win32Window::setFocus()
{
::SetFocus( mWindowHandle );
}
void Win32Window::setClientExtent( const Point2I newExtent )
{
Point2I oldExtent = getClientExtent();
if (oldExtent == newExtent)
return;
RECT rtClient;
DWORD Style, ExStyle;
SetRect( &rtClient, 0, 0, newExtent.x, newExtent.y );
Style = GetWindowLong( mWindowHandle, GWL_STYLE);
ExStyle = GetWindowLong( mWindowHandle, GWL_EXSTYLE );
AdjustWindowRectEx( &rtClient, Style, getMenuHandle() != NULL, ExStyle );
if( Style & WS_VSCROLL )
rtClient.right += GetSystemMetrics( SM_CXVSCROLL );
if( Style & WS_HSCROLL )
rtClient.bottom += GetSystemMetrics( SM_CYVSCROLL );
SetWindowPos( mWindowHandle, NULL, 0, 0, rtClient.right - rtClient.left, rtClient.bottom - rtClient.top, SWP_NOMOVE | SWP_NOACTIVATE | SWP_NOZORDER);
}
const Point2I Win32Window::getClientExtent()
{
// Fetch Client Rect from Windows
RECT clientRect;
::GetClientRect(mWindowHandle, &clientRect);
// Return as a Torque Point2I - We don't care about origin as it's always 0,0
return Point2I(clientRect.right - clientRect.left, clientRect.bottom - clientRect.top);
}
void Win32Window::setBounds( const RectI &newBounds )
{
RECT newRect;
newRect.left = newBounds.point.x;
newRect.top = newBounds.point.y;
newRect.bottom = newRect.top + newBounds.extent.y;
newRect.right = newRect.left + newBounds.extent.x;
MoveWindow(mWindowHandle, newRect.left, newRect.top, newRect.right - newRect.left, newRect.bottom - newRect.top, true);
}
const RectI Win32Window::getBounds() const
{
// Fetch Window Rect from OS
RECT windowRect;
::GetWindowRect(mWindowHandle, &windowRect);
// Return as a Torque RectI
return RectI(windowRect.left,windowRect.top,windowRect.right - windowRect.left, windowRect.bottom - windowRect.top);
}
void Win32Window::setPosition( const Point2I newPosition )
{
SetWindowPos( mWindowHandle, HWND_NOTOPMOST, newPosition.x, newPosition.y, 0, 0, SWP_NOSIZE | SWP_NOACTIVATE );
}
const Point2I Win32Window::getPosition()
{
RECT windowRect;
GetWindowRect( mWindowHandle, &windowRect );
// Return position
return Point2I(windowRect.left,windowRect.top);
}
Point2I Win32Window::clientToScreen( const Point2I& pos )
{
POINT p = { pos.x, pos.y };
ClientToScreen( mWindowHandle, &p );
return Point2I( p.x, p.y );
}
Point2I Win32Window::screenToClient( const Point2I& pos )
{
POINT p = { pos.x, pos.y };
ScreenToClient( mWindowHandle, &p );
return Point2I( p.x, p.y );
}
void Win32Window::centerWindow()
{
RECT newRect;
GetWindowRect(mWindowHandle,&newRect);
newRect.bottom -= newRect.top;
newRect.right -= newRect.left;
newRect.top = 0;
newRect.left = 0;
HMONITOR hMon = MonitorFromWindow(mWindowHandle, MONITOR_DEFAULTTONEAREST);
// Get the monitor's extents.
MONITORINFO monInfo;
dMemset(&monInfo, 0, sizeof MONITORINFO);
monInfo.cbSize = sizeof MONITORINFO;
GetMonitorInfo(hMon, &monInfo);
// Calculate the offset to center the window in the working area
S32 deltaX = ((monInfo.rcWork.right - monInfo.rcWork.left) / 2) - ((newRect.right - newRect.left) / 2);
S32 deltaY = ((monInfo.rcWork.bottom - monInfo.rcWork.top) / 2) - ((newRect.bottom - newRect.top) / 2);
// Calculate the new left and top position for the window
S32 newLeft = newRect.left + deltaX;
S32 newTop = newRect.top + deltaY;
// Clamp these to be greater than 0 so that the top left corner is never offscreen
newLeft = mClamp(newLeft, 0, newLeft);
newTop = mClamp(newLeft, 0, newTop);
// Calculate the new width and height
S32 newWidth = newRect.right - newRect.left;
S32 newHeight = newRect.bottom - newRect.top;
// If the new width and height of the window is larger
// than the working area of the monitor but is smaller
// than the monitor size then have it max out at the
// working area so that it will remain uncovered. We
// leave it alone if it is bigger than the monitor size
// (with a small fudge) to support multiple monitors.
if (newLeft + newWidth > (monInfo.rcWork.right - monInfo.rcWork.left) &&
newLeft + newWidth <= (monInfo.rcMonitor.right - monInfo.rcMonitor.left) + 4)
newWidth = (monInfo.rcWork.right - monInfo.rcWork.left) - newLeft;
if (newTop + newHeight > (monInfo.rcWork.bottom - monInfo.rcWork.top) &&
newTop + newHeight <= (monInfo.rcMonitor.bottom - monInfo.rcMonitor.top) + 4)
newHeight = (monInfo.rcWork.bottom - monInfo.rcWork.top) - newTop;
MoveWindow( mWindowHandle, newLeft, newTop, newWidth, newHeight, true );
// Make sure the resolution matches the client extent
Point2I clientExt = getClientExtent();
mVideoMode.resolution.set( clientExt.x, clientExt.y );
// Let GFX get an update about the new resolution
if (mTarget.isValid())
mTarget->resetMode();
}
bool Win32Window::setSize( const Point2I &newSize )
{
// Create the window rect (screen centered if not owned by a parent)
RECT newRect;
newRect.left = 0;
newRect.top = 0;
newRect.bottom = newRect.top + newSize.y;
newRect.right = newRect.left + newSize.x;
// Adjust the window rect to ensure the client rectangle is the desired resolution
AdjustWindowRect( &newRect, mWindowedWindowStyle, false);//(bool)(getMenuHandle() != NULL) );
// Center the window on the screen if we're not a child
if( !mOwningManager->mParentWindow )
{
HMONITOR hMon = MonitorFromWindow(mWindowHandle, MONITOR_DEFAULTTONEAREST);
// Get the monitor's extents.
MONITORINFO monInfo;
dMemset(&monInfo, 0, sizeof MONITORINFO);
monInfo.cbSize = sizeof MONITORINFO;
GetMonitorInfo(hMon, &monInfo);
// Calculate the offset to center the window in the working area
S32 deltaX = ((monInfo.rcWork.right - monInfo.rcWork.left) / 2) - ((newRect.right - newRect.left) / 2);
S32 deltaY = ((monInfo.rcWork.bottom - monInfo.rcWork.top) / 2) - ((newRect.bottom - newRect.top) / 2);
// Calculate the new left and top position for the window
S32 newLeft = newRect.left + deltaX;
S32 newTop = newRect.top + deltaY;
// Clamp these to be greater than 0 so that the top left corner is never offscreen
newLeft = mClamp(newLeft, 0, newLeft);
newTop = mClamp(newLeft, 0, newTop);
// Calculate the new width and height
S32 newWidth = newRect.right - newRect.left;
S32 newHeight = newRect.bottom - newRect.top;
// If the new width and height of the window is larger
// than the working area of the monitor but is smaller
// than the monitor size then have it max out at the
// working area so that it will remain uncovered. We
// leave it alone if it is bigger than the monitor size
// (with a small fudge) to support multiple monitors.
if (newLeft + newWidth > (monInfo.rcWork.right - monInfo.rcWork.left) &&
newLeft + newWidth <= (monInfo.rcMonitor.right - monInfo.rcMonitor.left) + 4)
newWidth = (monInfo.rcWork.right - monInfo.rcWork.left) - newLeft;
if (newTop + newHeight > (monInfo.rcWork.bottom - monInfo.rcWork.top) &&
newTop + newHeight <= (monInfo.rcMonitor.bottom - monInfo.rcMonitor.top) + 4)
newHeight = (monInfo.rcWork.bottom - monInfo.rcWork.top) - newTop;
MoveWindow( mWindowHandle, newLeft, newTop, newWidth, newHeight, true );
}
else // Just position it according to the mPosition plus new extent
MoveWindow(mWindowHandle, newRect.left, newRect.top, newRect.right - newRect.left, newRect.bottom - newRect.top, true);
// Make sure the resolution matches the client extent
Point2I clientExt = getClientExtent();
mVideoMode.resolution.set( clientExt.x, clientExt.y );
// Let GFX get an update about the new resolution
if (mTarget.isValid())
mTarget->resetMode();
InvalidateRect( NULL, NULL, true );
return true;
}
bool Win32Window::isOpen()
{
return true;
}
bool Win32Window::isVisible()
{
// Is the window open and visible, ie. not minimized?
if(!mWindowHandle)
return false;
if (mOffscreenRender)
return true;
return IsWindowVisible(mWindowHandle)
&& !IsIconic(mWindowHandle)
&& !isScreenSaverRunning();
}
bool Win32Window::isFocused()
{
if (mOffscreenRender)
return true;
// CodeReview This is enough to make the plugin and normal/editor scenarios
// coexist but it seems brittle. I think we need a better way to detect
// if we're the foreground window, maybe taking into account if any of our
// window's parents are foreground? [bjg 4/30/07]
if(mOwningManager->mParentWindow)
return (GetFocus() == mWindowHandle || IsChild(mWindowHandle, GetFocus()));
else
return ((GetFocus() == mWindowHandle || IsChild(mWindowHandle, GetFocus())) && GetForegroundWindow() == mWindowHandle);
}
bool Win32Window::isMinimized()
{
if (mOffscreenRender)
return false;
WINDOWPLACEMENT wd;
if ( GetWindowPlacement( mWindowHandle, &wd ) )
{
return ( wd.showCmd == SW_SHOWMINIMIZED );
}
return false;
}
bool Win32Window::isMaximized()
{
if (mOffscreenRender)
return true;
WINDOWPLACEMENT wd;
if ( GetWindowPlacement( mWindowHandle, &wd ) )
{
return ( wd.showCmd == SW_SHOWMAXIMIZED );
}
return false;
}
WindowId Win32Window::getWindowId()
{
return mWindowId;
}
void Win32Window::minimize()
{
if (mOffscreenRender)
return;
ShowWindow( mWindowHandle, SW_MINIMIZE );
}
void Win32Window::maximize()
{
if (mOffscreenRender)
return;
ShowWindow( mWindowHandle, SW_MAXIMIZE );
}
void Win32Window::restore()
{
if (mOffscreenRender)
return;
ShowWindow( mWindowHandle, SW_RESTORE );
}
void Win32Window::hide()
{
if (mOffscreenRender)
return;
ShowWindow( mWindowHandle, SW_HIDE );
}
void Win32Window::show()
{
if (mOffscreenRender)
return;
ShowWindow( mWindowHandle, SW_SHOWNORMAL );
}
void Win32Window::close()
{
delete this;
}
void Win32Window::_registerWindowClass()
{
// Check to see if it exists already.
WNDCLASSEX classInfo;
if (GetClassInfoEx(GetModuleHandle(NULL),_MainWindowClassName,&classInfo))
return;
HMODULE appInstance = GetModuleHandle(NULL);
HICON appIcon = LoadIcon(appInstance, MAKEINTRESOURCE(IDI_ICON1));
// Window class shared by all MainWindow objects
classInfo.lpszClassName = _MainWindowClassName;
classInfo.cbSize = sizeof(WNDCLASSEX);
classInfo.style = CS_HREDRAW | CS_VREDRAW | CS_OWNDC;
classInfo.lpfnWndProc = (WNDPROC)WindowProc;
classInfo.hInstance = appInstance; // Owner of this class
classInfo.hIcon = appIcon; // Icon name
classInfo.hIconSm = appIcon; // Icon name
classInfo.hCursor = LoadCursor(NULL, IDC_ARROW); // Cursor
classInfo.hbrBackground = (HBRUSH)(COLOR_WINDOW+1); // Default color
classInfo.lpszMenuName = NULL;
classInfo.cbClsExtra = 0;
classInfo.cbWndExtra = 0;
if (!RegisterClassEx(&classInfo))
AssertISV(false,"Window class initialization failed");
classInfo.lpfnWndProc = DefWindowProc;
classInfo.hCursor = NULL;
classInfo.hbrBackground = (HBRUSH) GetStockObject(BLACK_BRUSH);
classInfo.lpszClassName = _CurtainWindowClassName;
if (!RegisterClassEx(&classInfo))
AssertISV(false,"Curtain window class initialization failed");
}
void Win32Window::_unregisterWindowClass()
{
WNDCLASSEX classInfo;
if (GetClassInfoEx(GetModuleHandle(NULL),_MainWindowClassName,&classInfo))
UnregisterClass(_MainWindowClassName,GetModuleHandle(NULL));
if (GetClassInfoEx(GetModuleHandle(NULL),_CurtainWindowClassName,&classInfo))
UnregisterClass(_CurtainWindowClassName,GetModuleHandle(NULL));
}
LRESULT PASCAL Win32Window::WindowProc( HWND hWnd, UINT message, WPARAM wParam, LPARAM lParam )
{
// CodeReview [tom, 4/30/2007] The two casts here seem somewhat silly and redundant ?
Win32Window* window = (Win32Window*)((PlatformWindow*)GetWindowLongPtr(hWnd, GWLP_USERDATA));
const WindowId devId = window ? window->getWindowId() : 0;
if (window && window->getOffscreenRender())
return DefWindowProc(hWnd, message, wParam, lParam);
switch (message)
{
case WM_DISPLAYCHANGE:
// Update the monitor list
PlatformWindowManager::get()->buildMonitorsList();
if(window && window->isVisible() && !window->mSuppressReset && window->getVideoMode().bitDepth != wParam)
{
Con::warnf("Win32Window::WindowProc - resetting device due to display mode BPP change.");
window->getGFXTarget()->resetMode();
}
break;
case WM_MOUSEACTIVATE:
SetFocus(hWnd);
return MA_ACTIVATE;
case WM_MOUSEMOVE:
if (window && GetFocus() != hWnd && IsChild(hWnd, GetFocus()))
{
SetFocus(hWnd);
break;
}
// If our foreground window is the browser and we don't have focus grab it
if (Platform::getWebDeployment() && GetFocus() != hWnd)
{
HWND phwnd = GetParent(hWnd);
while (phwnd)
{
if (GetForegroundWindow() == phwnd)
{
SetFocus(hWnd);
break;
}
phwnd = GetParent(phwnd);
}
}
break;
// Associate the window pointer with this window
case WM_CREATE:
// CodeReview [tom, 4/30/2007] Why don't we just cast this to a LONG
// instead of having a ton of essentially pointless casts ?
SetWindowLongPtr(hWnd, GWLP_USERDATA,
(LONG_PTR)((PlatformWindow*)((CREATESTRUCT*)lParam)->lpCreateParams));
break;
case WM_SETFOCUS:
// NOTE: if wParam is NOT equal to our window handle then we are GAINING focus
Dispatch(DelayedDispatch, hWnd, message, wParam, lParam);
return 0;
case WM_KILLFOCUS:
// NOTE: if wParam is NOT equal to our window handle then we are LOSING focus
Dispatch(DelayedDispatch, hWnd, message, wParam, lParam);
return 0;
// The window is being dragged
case WM_MOVE:
if(!window)
break;
window->mPosition.x = (int)LOWORD(lParam);
window->mPosition.y = (int)HIWORD(lParam);
return 0;
// Update viewport when the window moves
case WM_SIZE:
if(window && window->mSuppressReset)
break;
// This is dispatched immediately to prevent a race condition with journaling and window minimizing
if (wParam != SIZE_MINIMIZED && !Journal::IsPlaying())
Dispatch( ImmediateDispatch, hWnd,message,wParam,lParam );
if(wParam != SIZE_MINIMIZED && window != NULL )
{
if(!window->mVideoMode.fullScreen)
{
U32 width = LOWORD( lParam );
U32 height = HIWORD( lParam );
window->mVideoMode.resolution.set( width, height );
}
if(window->getGFXTarget())
{
Con::warnf("Win32Window::WindowProc - resetting device due to window size change.");
window->getGFXTarget()->resetMode();
}
}
return 0;
// Limit resize to a safe minimum
case WM_GETMINMAXINFO:
MINMAXINFO *winfo;
winfo = (MINMAXINFO*)(lParam);
if(window && window->mMinimumSize.lenSquared() > 0)
{
winfo->ptMinTrackSize.x = window->mMinimumSize.x;
winfo->ptMinTrackSize.y = window->mMinimumSize.y;
}
//Is the window size locked?
if (window && window->isSizeLocked())
{
Point2I lockedSize = window->getLockedSize();
winfo->ptMinTrackSize.x = lockedSize.x;
winfo->ptMinTrackSize.y = lockedSize.y;
winfo->ptMaxTrackSize.x = lockedSize.x;
winfo->ptMaxTrackSize.y = lockedSize.y;
}
break;
// Override background erase so window doesn't get cleared
case WM_ERASEBKGND:
return 1;
case WM_MENUSELECT:
winState.renderThreadBlocked = true;
break;
// Refresh the window
case WM_PAINT:
// Use validate instead of begin/end paint, which seem to installs
// some Dx clipping state that isn't getting restored properly
ValidateRect(hWnd,0);
// Skip it if we're dispatching.
if(Journal::IsDispatching())
break;
if( window == NULL )
break;
//// Default render if..
//// 1. We have no device
//// 2. We have a device but it's not allowing rendering
if( !window->getGFXDevice() || !window->getGFXDevice()->allowRender() )
window->defaultRender();
if( winState.renderThreadBlocked )
window->displayEvent.trigger(devId);
break;
// Power shutdown query
case WM_POWERBROADCAST: {
if (wParam == PBT_APMQUERYSUSPEND)
if (GetForegroundWindow() == hWnd)
return BROADCAST_QUERY_DENY;
break;
}
// Screensaver activation and monitor power requests
case WM_SYSCOMMAND:
switch (wParam) {
case SC_SCREENSAVE:
case SC_MONITORPOWER:
if (GetForegroundWindow() == hWnd)
return SCREENSAVER_QUERY_DENY;
break;
}
break;
// Menus
case WM_COMMAND:
{
winState.renderThreadBlocked = false;
if( window == NULL )
break;
// [tom, 8/21/2006] Pass off to the relevant PopupMenu if it's a menu
// or accelerator command. PopupMenu will in turn hand off to script.
//
// Note: PopupMenu::handleSelect() will not do anything if the menu
// item is disabled, so we don't need to deal with that here.
S32 numItems = GetMenuItemCount(window->getMenuHandle());
for(S32 i = 0;i < numItems;i++)
{
MENUITEMINFOA mi;
mi.cbSize = sizeof(mi);
mi.fMask = MIIM_DATA;
if(GetMenuItemInfoA(window->getMenuHandle(), i, TRUE, &mi))
{
if(mi.fMask & MIIM_DATA && mi.dwItemData != 0)
{
PopupMenu *mnu = (PopupMenu *)mi.dwItemData;
PopupMenu::smSelectionEventHandled = false;
PopupMenu::smPopupMenuEvent.trigger(mnu->getPopupGUID(), LOWORD(wParam));
if (PopupMenu::smSelectionEventHandled)
return 0;
}
}
}
}
break;
case WM_INITMENUPOPUP:
{
HMENU menu = (HMENU)wParam;
MENUINFO mi;
mi.cbSize = sizeof(mi);
mi.fMask = MIM_MENUDATA;
if(GetMenuInfo(menu, &mi) && mi.dwMenuData != 0)
{
PopupMenu *pm = (PopupMenu *)mi.dwMenuData;
if(pm != NULL)
pm->onMenuSelect();
}
}
break;
// Some events need to be consumed as well as queued up
// for later dispatch.
case WM_CLOSE:
case WM_MOUSEWHEEL:
#ifdef WM_MOUSEHWHEEL // Vista
case WM_MOUSEHWHEEL:
#endif
// CodeReview This fixes some issues with inappropriate event handling
// around device resets and in full-screen mode but feels
// heavy-handed. Is it clobbering something important?
// [bjg 6/13/07]
case WM_KEYUP:
case WM_KEYDOWN:
case WM_SYSKEYUP:
case WM_SYSKEYDOWN:
Dispatch(DelayedDispatch,hWnd,message,wParam,lParam);
return 0;
}
// Queue up for later and invoke the Windows default handler.
Dispatch(DelayedDispatch,hWnd,message,wParam,lParam);
return DefWindowProc(hWnd, message, wParam, lParam);
}
void Win32Window::defaultRender()
{
// Get Window Device Context
HDC logoDC = GetDC(mWindowHandle);
// Get Window Rectangle
RECT lRect;
GetClientRect(mWindowHandle,&lRect);
// Fill with AppWorkspace color
FillRect( logoDC, &lRect, (HBRUSH)GetSysColorBrush(COLOR_APPWORKSPACE) );
// Release Device Context
ReleaseDC(mWindowHandle,logoDC);
}
//-----------------------------------------------------------------------------
// Accelerators
//-----------------------------------------------------------------------------
void Win32Window::addAccelerator(Accelerator &accel)
{
ACCEL winAccel;
winAccel.fVirt = FVIRTKEY;
winAccel.cmd = accel.mID;
if(accel.mDescriptor.flags & SI_SHIFT)
winAccel.fVirt |= FSHIFT;
if(accel.mDescriptor.flags & SI_CTRL)
winAccel.fVirt |= FCONTROL;
if(accel.mDescriptor.flags & SI_ALT)
winAccel.fVirt |= FALT;
winAccel.key = TranslateKeyCodeToOS(accel.mDescriptor.eventCode);
for(WinAccelList::iterator i = mWinAccelList.begin();i != mWinAccelList.end();++i)
{
if(i->cmd == winAccel.cmd)
{
// Already in list, just update it
i->fVirt = winAccel.fVirt;
i->key = winAccel.key;
return;
}
if(i->fVirt == winAccel.fVirt && i->key == winAccel.key)
{
// Existing accelerator in list, don't add this one
return;
}
}
mWinAccelList.push_back(winAccel);
}
void Win32Window::removeAccelerator(Accelerator &accel)
{
for(WinAccelList::iterator i = mWinAccelList.begin();i != mWinAccelList.end();++i)
{
if(i->cmd == accel.mID)
{
mWinAccelList.erase(i);
return;
}
}
}
//-----------------------------------------------------------------------------
static bool isMenuItemIDEnabled(HMENU menu, U32 id)
{
S32 numItems = GetMenuItemCount(menu);
for(S32 i = 0;i < numItems;i++)
{
MENUITEMINFOA mi;
mi.cbSize = sizeof(mi);
mi.fMask = MIIM_ID|MIIM_STATE|MIIM_SUBMENU|MIIM_DATA;
if(GetMenuItemInfoA(menu, i, TRUE, &mi))
{
if(mi.fMask & MIIM_ID && mi.wID == id)
{
// This is an item on this menu
return (mi.fMask & MIIM_STATE) && ! (mi.fState & MFS_DISABLED);
}
if((mi.fMask & MIIM_SUBMENU) && mi.hSubMenu != 0 && (mi.fMask & MIIM_DATA) && mi.dwItemData != 0)
{
// This is a submenu, if it can handle this ID then recurse to find correct state
PopupMenu *mnu = (PopupMenu *)mi.dwItemData;
if(mnu->canHandleID(id))
return isMenuItemIDEnabled(mi.hSubMenu, id);
}
}
}
return false;
}
bool Win32Window::isAccelerator(const InputEventInfo &info)
{
U32 virt;
virt = FVIRTKEY;
if(info.modifier & SI_SHIFT)
virt |= FSHIFT;
if(info.modifier & SI_CTRL)
virt |= FCONTROL;
if(info.modifier & SI_ALT)
virt |= FALT;
U8 keyCode = TranslateKeyCodeToOS(info.objInst);
for(S32 i = 0;i < mWinAccelList.size();++i)
{
const ACCEL &accel = mWinAccelList[i];
if(accel.key == keyCode && accel.fVirt == virt && isMenuItemIDEnabled(getMenuHandle(), accel.cmd))
return true;
}
return false;
}
//-----------------------------------------------------------------------------
void Win32Window::addAccelerators(AcceleratorList &list)
{
if(mAccelHandle)
{
DestroyAcceleratorTable(mAccelHandle);
mAccelHandle = NULL;
}
for(AcceleratorList::iterator i = list.begin();i != list.end();++i)
{
addAccelerator(*i);
}
if(mWinAccelList.size() > 0)
mAccelHandle = CreateAcceleratorTable(&mWinAccelList[0], mWinAccelList.size());
}
void Win32Window::removeAccelerators(AcceleratorList &list)
{
if(mAccelHandle)
{
DestroyAcceleratorTable(mAccelHandle);
mAccelHandle = NULL;
}
for(AcceleratorList::iterator i = list.begin();i != list.end();++i)
{
removeAccelerator(*i);
}
if(mWinAccelList.size() > 0)
mAccelHandle = CreateAcceleratorTable(mWinAccelList.address(), mWinAccelList.size());
}
bool Win32Window::translateMessage(MSG &msg)
{
if(mAccelHandle == NULL || mWindowHandle == NULL || !mEnableAccelerators)
return false;
S32 ret = TranslateAccelerator(mWindowHandle, mAccelHandle, &msg);
return ret != 0;
}
//-----------------------------------------------------------------------------
// Mouse Locking
//-----------------------------------------------------------------------------
void Win32Window::setMouseLocked( bool enable )
{
if (mOffscreenRender)
return;
// Maintain a good state without unnecessary
// cursor hides/modifications
if( enable && mMouseLocked && mShouldLockMouse )
return;
else if(!enable && !mMouseLocked && !mShouldLockMouse )
return;
// Need to be focused to enable mouse lock
// but we can disable it no problem if we're
// not focused
if( !isFocused() && enable )
{
mShouldLockMouse = enable;
return;
}
// Set Flag
mMouseLocked = enable;
if( enable )
{
getCursorPosition( mMouseLockPosition );
RECT r;
GetWindowRect(getHWND(), &r);
// Hide the cursor before it's moved
setCursorVisible( false );
// We have to nudge the cursor clip rect in a bit so we don't go out
// side the bounds of the window... We'll just do it by 32 in all
// directions, which will break for very small windows (< 200x200 or so)
// but otherwise won't matter.
RECT rCopy = r;
rCopy.top += 32; rCopy.bottom -= 64;
rCopy.left += 32; rCopy.right -= 64;
ClipCursor(&rCopy);
S32 centerX = (r.right + r.left) >> 1;
S32 centerY = ((r.bottom + r.top) >> 1);
// Consume all existing mouse events and those posted to our own dispatch queue
MSG msg;
PeekMessage( &msg, 0,WM_MOUSEFIRST,WM_MOUSELAST , PM_QS_POSTMESSAGE | PM_NOYIELD | PM_REMOVE );
RemoveMessages( NULL, WM_MOUSEMOVE, WM_MOUSEMOVE );
// Set the CursorPos
SetCursorPos(centerX, centerY);
// reset should lock flag
mShouldLockMouse = true;
}
else
{
// This belongs before the unlock code
mShouldLockMouse = false;
ClipCursor(NULL);
setCursorPosition( mMouseLockPosition.x,mMouseLockPosition.y );
// Consume all existing mouse events and those posted to our own dispatch queue
MSG msg;
PeekMessage( &msg, NULL,WM_MOUSEFIRST,WM_MOUSELAST , PM_QS_POSTMESSAGE | PM_NOYIELD | PM_REMOVE );
RemoveMessages( NULL, WM_MOUSEMOVE, WM_MOUSEMOVE );
// Show the Cursor
setCursorVisible( true );
}
}
const UTF16 *Win32Window::getWindowClassName()
{
return _MainWindowClassName;
}
const UTF16 *Win32Window::getCurtainWindowClassName()
{
return _CurtainWindowClassName;
}
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