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Backing out the previous checkin. Apparently compiles on VC7 but not on VC6 (or the Platform SDK version creature has).

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This commit is contained in:
ere%atp.fi 2004-07-26 19:49:03 +00:00
parent 0ad73fd6d4
commit ad7376fd58
3 changed files with 12 additions and 485 deletions
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2
gfx/src/nsBlender.cpp
View File

@ -387,8 +387,6 @@ NS_IMETHODIMP nsBlender::GetAlphas(const nsRect& aRect, nsIDrawingSurface* aBlac
} else {
result = NS_ERROR_FAILURE;
}
} else {
result = NS_ERROR_FAILURE;
}
whiteSurface->Unlock();

471
widget/src/windows/nsWindow.cpp
View File

@ -30,7 +30,6 @@
* Roy Yokoyama <yokoyama@netscape.com>
* Makoto Kato <m_kato@ga2.so-net.ne.jp>
* Masayuki Nakano <masayuki@d-toybox.com>
* Dainis Jonitis <Dainis_Jonitis@swh-t.lv>
*
* Alternatively, the contents of this file may be used under the terms of
* either the GNU General Public License Version 2 or later (the "GPL"), or
@ -67,7 +66,6 @@
#include "nsIDeviceContext.h"
#include "nsIScreenManager.h"
#include "nsRect.h"
#include "nsColor.h"
#include "nsTransform2D.h"
#include "nsIEventQueue.h"
#include <windows.h>
@ -134,15 +132,6 @@ static const char *kMozHeapDumpMessageString = "MOZ_HeapDump";
#define SPI_GETWHEELSCROLLLINES 104
#endif
#ifndef WS_EX_LAYERED
#define WS_EX_LAYERED 0x00080000
#endif
#ifndef ULW_ALPHA
#define ULW_ALPHA 0x00000002
#endif
// Pick some random timer ID. Is there a better way?
#define NS_FLASH_TIMER_ID 0x011231984
@ -555,20 +544,6 @@ static PRBool LangIDToCP(WORD aLangID, UINT& oCP)
}
}
static HWND GetTopLevelHWND(HWND aWnd)
{
HWND curWnd = aWnd;
HWND topWnd = NULL;
while (curWnd)
{
topWnd = curWnd;
curWnd = ::GetParent(curWnd);
}
return topWnd;
}
/* This object maintains a correlation between attention timers and the
windows to which they belong. It's lighter than a hashtable (expected usage
is really just one at a time) and allows nsWindow::GetNSWindowPtr
@ -785,12 +760,6 @@ nsWindow::nsWindow() : nsBaseWidget()
mFont = nsnull;
mIsVisible = PR_FALSE;
mHas3DBorder = PR_FALSE;
#ifdef MOZ_XUL
mIsTranslucent = PR_FALSE;
mMemoryBitmap = NULL;
mMemoryDC = NULL;
mAlphaMask = nsnull;
#endif
mWindowType = eWindowType_child;
mBorderStyle = eBorderStyle_default;
mBorderlessParent = 0;
@ -1427,8 +1396,6 @@ nsresult nsWindow::StandardWindowCreate(nsIWidget *aParent,
nsnull : aParent;
mIsTopWidgetWindow = (nsnull == baseParent);
mBounds.width = aRect.width;
mBounds.height = aRect.height;
BaseCreate(baseParent, aRect, aHandleEventFunction, aContext,
aAppShell, aToolkit, aInitData);
@ -1672,19 +1639,6 @@ NS_METHOD nsWindow::Destroy()
if (icon)
::DestroyIcon(icon);
#ifdef MOZ_XUL
if (mIsTranslucent)
{
::DeleteDC(mMemoryDC);
::DeleteObject(mMemoryBitmap);
delete [] mAlphaMask;
mMemoryDC = NULL;
mMemoryBitmap = NULL;
mAlphaMask = nsnull;
}
#endif
VERIFY(::DestroyWindow(mWnd));
mWnd = NULL;
@ -2099,12 +2053,6 @@ NS_METHOD nsWindow::Resize(PRInt32 aWidth, PRInt32 aHeight, PRBool aRepaint)
{
NS_ASSERTION((aWidth >=0 ) , "Negative width passed to nsWindow::Resize");
NS_ASSERTION((aHeight >=0 ), "Negative height passed to nsWindow::Resize");
#ifdef MOZ_XUL
if (mIsTranslucent)
ResizeTranslucentWindow(aWidth, aHeight);
#endif
// Set cached value for lightweight and printing
mBounds.width = aWidth;
mBounds.height = aHeight;
@ -2155,11 +2103,6 @@ NS_METHOD nsWindow::Resize(PRInt32 aX,
NS_ASSERTION((aWidth >=0 ), "Negative width passed to nsWindow::Resize");
NS_ASSERTION((aHeight >=0 ), "Negative height passed to nsWindow::Resize");
#ifdef MOZ_XUL
if (mIsTranslucent)
ResizeTranslucentWindow(aWidth, aHeight);
#endif
// Set cached value for lightweight and printing
mBounds.x = aX;
mBounds.y = aY;
@ -2585,7 +2528,7 @@ NS_IMETHODIMP nsWindow::HideWindowChrome(PRBool aShouldHide)
DWORD tempExStyle = nsToolkit::mGetWindowLong(hwnd, GWL_EXSTYLE);
style = WS_SYSMENU | WS_MAXIMIZEBOX | WS_MINIMIZEBOX;
exStyle = tempExStyle & WS_EX_LAYERED;
exStyle = 0;
mOldStyle = tempStyle;
mOldExStyle = tempExStyle;
@ -2637,18 +2580,12 @@ NS_METHOD nsWindow::Invalidate(PRBool aIsSynchronous)
(PRInt32) mWnd);
#endif // NS_DEBUG
#ifdef MOZ_XUL
if (mIsTranslucent)
OnPaint(mMemoryDC);
else
#endif
{
VERIFY(::InvalidateRect(mWnd, NULL, TRUE));
if (aIsSynchronous) {
VERIFY(::UpdateWindow(mWnd));
}
}
}
return NS_OK;
}
@ -2659,8 +2596,15 @@ NS_METHOD nsWindow::Invalidate(PRBool aIsSynchronous)
//-------------------------------------------------------------------------
NS_METHOD nsWindow::Invalidate(const nsRect & aRect, PRBool aIsSynchronous)
{
RECT rect;
if (mWnd)
{
rect.left = aRect.x;
rect.top = aRect.y;
rect.right = aRect.x + aRect.width;
rect.bottom = aRect.y + aRect.height;
#ifdef NS_DEBUG
debug_DumpInvalidate(stdout,
this,
@ -2670,25 +2614,11 @@ NS_METHOD nsWindow::Invalidate(const nsRect & aRect, PRBool aIsSynchronous)
(PRInt32) mWnd);
#endif // NS_DEBUG
#ifdef MOZ_XUL
if (mIsTranslucent)
OnPaint(mMemoryDC);
else
#endif
{
RECT rect;
rect.left = aRect.x;
rect.top = aRect.y;
rect.right = aRect.x + aRect.width;
rect.bottom = aRect.y + aRect.height;
VERIFY(::InvalidateRect(mWnd, &rect, TRUE));
if (aIsSynchronous) {
VERIFY(::UpdateWindow(mWnd));
}
}
}
return NS_OK;
}
@ -2698,12 +2628,6 @@ nsWindow::InvalidateRegion(const nsIRegion *aRegion, PRBool aIsSynchronous)
{
nsresult rv = NS_OK;
if (mWnd) {
#ifdef MOZ_XUL
if (mIsTranslucent)
OnPaint(mMemoryDC);
else
#endif
{
HRGN nativeRegion;
rv = aRegion->GetNativeRegion((void *&)nativeRegion);
if (nativeRegion) {
@ -2718,7 +2642,6 @@ nsWindow::InvalidateRegion(const nsIRegion *aRegion, PRBool aIsSynchronous)
rv = NS_ERROR_FAILURE;
}
}
}
return rv;
}
@ -2729,23 +2652,11 @@ nsWindow::InvalidateRegion(const nsIRegion *aRegion, PRBool aIsSynchronous)
//-------------------------------------------------------------------------
NS_IMETHODIMP nsWindow::Update()
{
nsresult rv = NS_OK;
// updates can come through for windows no longer holding an mWnd during
// deletes triggered by JavaScript in buttons with mouse feedback
if (mWnd)
{
#ifdef MOZ_XUL
if (mIsTranslucent)
{
// rv = UpdateTranslucentWindow();
} else
#endif
{
VERIFY(::UpdateWindow(mWnd));
}
}
return rv;
return NS_OK;
}
//-------------------------------------------------------------------------
@ -2762,11 +2673,7 @@ void* nsWindow::GetNativeData(PRUint32 aDataType)
return (void*)mWnd;
case NS_NATIVE_GRAPHIC:
// XXX: This is sleezy!! Remember to Release the DC after using it!
#ifdef MOZ_XUL
return (void*)(!mIsTranslucent) ? ::GetDC(mWnd) : mMemoryDC;
#else
return (void*)::GetDC(mWnd);
#endif
case NS_NATIVE_COLORMAP:
default:
break;
@ -2781,13 +2688,7 @@ void nsWindow::FreeNativeData(void * data, PRUint32 aDataType)
switch(aDataType)
{
case NS_NATIVE_GRAPHIC:
#ifdef MOZ_XUL
if (!mIsTranslucent)
::ReleaseDC(mWnd, (HDC)data);
#else
::ReleaseDC(mWnd, (HDC)data);
#endif
break;
case NS_NATIVE_WIDGET:
case NS_NATIVE_WINDOW:
case NS_NATIVE_PLUGIN_PORT:
@ -4320,11 +4221,6 @@ PRBool nsWindow::ProcessMessage(UINT msg, WPARAM wParam, LPARAM lParam, LRESULT
::RedrawWindow(mWnd, &drect, NULL,
RDW_INVALIDATE | RDW_NOERASE | RDW_NOINTERNALPAINT | RDW_ERASENOW | RDW_ALLCHILDREN);
}
#ifdef MOZ_XUL
if (mIsTranslucent)
ResizeTranslucentWindow(newWidth, newHeight);
#endif
mBounds.width = newWidth;
mBounds.height = newHeight;
mLastSize.width = newWidth;
@ -5149,16 +5045,6 @@ PRBool nsWindow::OnPaint(HDC aDC)
event.renderingContext->Init(mContext, surf);
result = DispatchWindowEvent(&event, eventStatus);
event.renderingContext->DestroyDrawingSurface(surf);
#ifdef MOZ_XUL
if (mIsTranslucent)
{
// Data from offscreen drawing surface was copied to memory bitmap of transparent
// bitmap. Now it can be read from memory bitmap to apply alpha channel and after
// that displayed on the screen.
UpdateTranslucentWindow();
}
#endif
}
NS_RELEASE(winrc);
@ -7260,340 +7146,3 @@ STDMETHODIMP_(LRESULT) nsWindow::LresultFromObject(REFIID riid,
return 0;
}
#endif
#ifdef MOZ_XUL
typedef WINUSERAPI BOOL WINAPI UpdateLayeredWindowProc (HWND hWnd, HDC hdcDst, POINT *pptDst,
SIZE *psize, HDC hdcSrc, POINT *pptSrc,
COLORREF crKey, BLENDFUNCTION *pblend,
DWORD dwFlags);
static UpdateLayeredWindowProc* pUpdateLayeredWindow = NULL;
static PRBool IsTranslucencySupported()
{
static PRBool firstTime = PR_TRUE;
if (firstTime)
{
firstTime = PR_FALSE;
HMODULE user32 = ::GetModuleHandle("user32.dll");
if (user32)
pUpdateLayeredWindow = (UpdateLayeredWindowProc*)::GetProcAddress(user32, "UpdateLayeredWindow");
}
return pUpdateLayeredWindow != NULL;
}
nsIWidget* nsWindow::GetTopLevelWidget()
{
nsIWidget* curWidget = this;
NS_ADDREF(curWidget);
while (PR_TRUE)
{
if (mIsTopWidgetWindow)
return curWidget;
nsIWidget* parentWidget = curWidget->GetParent();
if (parentWidget)
{
NS_RELEASE(curWidget);
curWidget = parentWidget;
} else
return curWidget;
}
}
void nsWindow::ResizeTranslucentWindow(PRInt32 aNewWidth, PRInt32 aNewHeight)
{
if (aNewWidth == mBounds.width && aNewHeight == mBounds.height)
return;
// resize the alpha mask
PRUint8* pBits;
if (aNewWidth > 0 && aNewHeight > 0)
{
pBits = new PRUint8 [aNewWidth * aNewHeight];
if (pBits)
{
PRInt32 copyWidth, copyHeight;
PRInt32 growWidth, growHeight;
if (aNewWidth > mBounds.width)
{
copyWidth = mBounds.width;
growWidth = aNewWidth - mBounds.width;
} else
{
copyWidth = aNewWidth;
growWidth = 0;
}
if (aNewHeight > mBounds.height)
{
copyHeight = mBounds.height;
growHeight = aNewHeight - mBounds.height;
} else
{
copyHeight = aNewHeight;
growHeight = 0;
}
PRUint8* pSrc = mAlphaMask;
PRUint8* pDest = pBits;
for (PRInt32 cy = 0 ; cy < copyHeight ; cy++)
{
memcpy (pDest, pSrc, copyWidth);
memset (pDest + copyWidth, 255, growWidth);
pSrc += mBounds.width;
pDest += aNewWidth;
}
for (PRInt32 gy = 0 ; gy < growHeight ; gy++)
{
memset (pDest, 255, aNewWidth);
pDest += aNewWidth;
}
}
} else
pBits = nsnull;
delete [] mAlphaMask;
mAlphaMask = pBits;
// resize the memory bitmap
HDC hScreenDC = ::GetDC(NULL);
mMemoryBitmap = ::CreateCompatibleBitmap(hScreenDC, aNewWidth, aNewHeight);
if (mMemoryBitmap)
{
HGDIOBJ oldBitmap = ::SelectObject(mMemoryDC, mMemoryBitmap);
::DeleteObject(oldBitmap);
}
::ReleaseDC(NULL, hScreenDC);
}
NS_IMETHODIMP nsWindow::GetWindowTranslucency(PRBool& aTranslucent)
{
if (IsTranslucencySupported())
{
nsWindow* topWindow = (nsWindow*)GetTopLevelWidget();
aTranslucent = topWindow->GetWindowTranslucencyInner();
NS_RELEASE(topWindow);
} else
aTranslucent = PR_FALSE;
return NS_OK;
}
NS_IMETHODIMP nsWindow::SetWindowTranslucency(PRBool aTranslucent)
{
if (!IsTranslucencySupported())
return NS_ERROR_NOT_IMPLEMENTED;
nsWindow* topWindow = (nsWindow*)GetTopLevelWidget();
nsresult rv = topWindow->SetWindowTranslucencyInner(aTranslucent);
NS_RELEASE(topWindow);
return rv;
}
NS_IMETHODIMP nsWindow::UpdateTranslucentWindowAlpha(const nsRect& aRect, PRUint8* aAlphas)
{
if (!IsTranslucencySupported())
return NS_ERROR_NOT_IMPLEMENTED;
nsWindow* topWindow = (nsWindow*)GetTopLevelWidget();
topWindow->UpdateTranslucentWindowAlphaInner(aRect, aAlphas);
NS_RELEASE(topWindow);
return NS_OK;
}
nsresult nsWindow::SetWindowTranslucencyInner(PRBool aTranslucent)
{
if (aTranslucent == mIsTranslucent)
return NS_OK;
HWND hWnd = GetTopLevelHWND(mWnd);
LONG_PTR style;
LONG_PTR exStyle = ::GetWindowLongPtr(hWnd, GWL_EXSTYLE);
if (aTranslucent)
{
style = ::GetWindowLongPtr(hWnd, GWL_STYLE) & ~WS_CAPTION;
exStyle |= WS_EX_LAYERED;
} else
{
style = WindowStyle();
exStyle &= ~WS_EX_LAYERED;
}
::SetWindowLongPtr(hWnd, GWL_STYLE, style);
::SetWindowLongPtr(hWnd, GWL_EXSTYLE, exStyle);
nsresult rv = NS_ERROR_FAILURE;
mIsTranslucent = aTranslucent;
if (aTranslucent)
{
HDC hScreenDC = ::GetDC(NULL);
mMemoryDC = ::CreateCompatibleDC(hScreenDC);
if (mMemoryDC)
{
mMemoryBitmap = ::CreateCompatibleBitmap(hScreenDC, mBounds.width, mBounds.height);
if (mMemoryBitmap)
{
::SelectObject(mMemoryDC, mMemoryBitmap);
rv = NS_OK;
if (!mBounds.IsEmpty())
{
PRInt32 alphaBytes = mBounds.width * mBounds.height;
mAlphaMask = new PRUint8 [alphaBytes];
if (mAlphaMask)
memset (mAlphaMask, 255, alphaBytes);
else
rv = NS_ERROR_OUT_OF_MEMORY;
} else
mAlphaMask = nsnull;
}
}
::ReleaseDC(NULL, hScreenDC);
} else
{
::DeleteDC(mMemoryDC);
::DeleteObject(mMemoryBitmap);
delete [] mAlphaMask;
mMemoryDC = NULL;
mMemoryBitmap = NULL;
mAlphaMask = nsnull;
rv = NS_OK;
}
return rv;
}
void nsWindow::UpdateTranslucentWindowAlphaInner(const nsRect& aRect, PRUint8* aAlphas)
{
NS_ASSERTION(mIsTranslucent, "Window is not transparent");
NS_ASSERTION(aRect.x >= 0 && aRect.y >= 0 &&
aRect.XMost() <= mBounds.width && aRect.YMost() <= mBounds.height,
"Rect is out of window bounds");
if (!aRect.IsEmpty())
{
PRUint8* pSrc = aAlphas;
PRUint8* pDest = mAlphaMask + aRect.y * mBounds.width + aRect.x;
for (PRInt32 y = 0 ; y < aRect.height ; y++)
{
memcpy (pDest, pSrc, aRect.width);
pSrc += aRect.width;
pDest += mBounds.width;
}
}
// The real screen update is performed in OnPaint() handler only after rendered
// bits from offscreen drawing surface are copied back to memory bitmap.
}
nsresult nsWindow::UpdateTranslucentWindow()
{
if (mBounds.IsEmpty())
return NS_OK;
nsresult rv = NS_ERROR_FAILURE;
// Memory bitmap with alpha channel
HDC hMemoryDC = ::CreateCompatibleDC(NULL);
if (hMemoryDC)
{
HBITMAP hAlphaBitmap = ::CreateBitmap(mBounds.width, mBounds.height, 1, 32, NULL);
if (hAlphaBitmap)
{
::SelectObject(hMemoryDC, hAlphaBitmap);
BITMAPINFO bi = { 0 };
bi.bmiHeader.biSize = sizeof (BITMAPINFOHEADER);
bi.bmiHeader.biWidth = mBounds.width;
bi.bmiHeader.biHeight = -mBounds.height;
bi.bmiHeader.biPlanes = 1;
bi.bmiHeader.biBitCount = 32;
bi.bmiHeader.biCompression = BI_RGB;
PRUint8* pBits = new PRUint8 [4 * mBounds.width * mBounds.height];
if (pBits)
{
int lines = ::GetDIBits(mMemoryDC, mMemoryBitmap, 0, mBounds.height, pBits, &bi, DIB_RGB_COLORS);
if (lines == mBounds.height)
{
PRUint8* pPixel = pBits;
PRUint8* pAlpha = mAlphaMask;
for (PRInt32 cnt = 0 ; cnt < mBounds.width * mBounds.height ; cnt++)
{
// Each of the RGB components should be premultiplied with alpha and divided by 255
FAST_DIVIDE_BY_255(pPixel [0], *pAlpha * pPixel [0]);
FAST_DIVIDE_BY_255(pPixel [1], *pAlpha * pPixel [1]);
FAST_DIVIDE_BY_255(pPixel [2], *pAlpha * pPixel [2]);
pPixel [3] = *pAlpha;
pPixel +=4;
pAlpha++;
}
lines = ::SetDIBits (hMemoryDC, hAlphaBitmap, 0, mBounds.height, pBits, &bi, DIB_RGB_COLORS);
}
delete [] pBits;
if (lines == mBounds.height)
{
BLENDFUNCTION bf = { AC_SRC_OVER, 0, 255, AC_SRC_ALPHA };
SIZE winSize = { mBounds.width, mBounds.height };
POINT srcPos = { 0, 0 };
HDC hScreenDC = ::GetDC(NULL);
HWND hWnd = GetTopLevelHWND(mWnd);
RECT winRect;
::GetWindowRect(hWnd, &winRect);
// perform the alpha blend
if (pUpdateLayeredWindow(hWnd, hScreenDC, (POINT*)&winRect, &winSize, hMemoryDC, &srcPos, 0, &bf, ULW_ALPHA))
rv = NS_OK;
::ReleaseDC(NULL, hScreenDC);
}
} else
rv = NS_ERROR_OUT_OF_MEMORY;
::DeleteObject(hAlphaBitmap);
}
::DeleteDC(hMemoryDC);
}
return rv;
}
#endif

24
widget/src/windows/nsWindow.h
View File

@ -23,7 +23,6 @@
* Robert O'Callahan <roc+moz@cs.cmu.edu>
* Dean Tessman <dean_tessman@hotmail.com>
* Makoto Kato <m_kato@ga2.so-net.ne.jp>
* Dainis Jonitis <Dainis_Jonitis@swh-t.lv>
*
* Alternatively, the contents of this file may be used under the terms of
* either the GNU General Public License Version 2 or later (the "GPL"), or
@ -392,20 +391,6 @@ public:
NS_IMETHOD GetAttention(PRInt32 aCycleCount);
NS_IMETHOD GetLastInputEventTime(PRUint32& aTime);
#ifdef MOZ_XUL
NS_IMETHOD SetWindowTranslucency(PRBool aTransparent);
NS_IMETHOD GetWindowTranslucency(PRBool& aTransparent);
NS_IMETHOD UpdateTranslucentWindowAlpha(const nsRect& aRect, PRUint8* aAlphas);
private:
nsresult SetWindowTranslucencyInner(PRBool aTransparent);
PRBool GetWindowTranslucencyInner() { return mIsTranslucent; }
void UpdateTranslucentWindowAlphaInner(const nsRect& aRect, PRUint8* aAlphas);
nsIWidget* GetTopLevelWidget();
void ResizeTranslucentWindow(PRInt32 aNewWidth, PRInt32 aNewHeight);
nsresult UpdateTranslucentWindow();
public:
#endif
// nsIKBStateControl interface
NS_IMETHOD ResetInputState();
@ -415,6 +400,8 @@ public:
PRBool HandleMouseActionOfIME(PRInt32 aAction, POINT* ptPos);
void GetCompositionWindowPos(HIMC hIMC, PRUint32 aEventType, COMPOSITIONFORM *cpForm);
HWND mBorderlessParent;
// nsSwitchToUIThread interface
virtual BOOL CallMethod(MethodInfo *info);
@ -535,19 +522,12 @@ protected:
static nsWindow* gCurrentWindow;
nsPoint mLastPoint;
HWND mWnd;
HWND mBorderlessParent;
#if 0
HPALETTE mPalette;
#endif
WNDPROC mPrevWndProc;
HBRUSH mBrush;
#ifdef MOZ_XUL
HBITMAP mMemoryBitmap;
HDC mMemoryDC;
PRUint8* mAlphaMask;
PRPackedBool mIsTranslucent;
#endif
PRPackedBool mIsTopWidgetWindow;
PRPackedBool mHas3DBorder;
PRPackedBool mIsShiftDown;