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Fixed printing to make sure all URL's are loaded before print.

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Fixed the background tile render'er to save and restore clip.
This commit is contained in:
dcone%netscape.com 1999-07-15 14:23:40 +00:00
parent c1fcc698aa
commit 56e7a48d52
5 changed files with 560 additions and 67 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

197
content/base/src/nsDocumentViewer.cpp
View File

@ -23,6 +23,7 @@
#include "nsISupports.h"
#include "nsIContentViewerContainer.h"
#include "nsIDocumentViewer.h"
#include "nsIDocumentLoaderObserver.h"
#include "nsIDocument.h"
#include "nsIPresContext.h"
@ -59,7 +60,7 @@ static NS_DEFINE_IID(kIWebShellIID, NS_IWEB_SHELL_IID);
#undef NOISY_VIEWER
#endif
class DocumentViewerImpl : public nsIDocumentViewer
class DocumentViewerImpl : public nsIDocumentViewer, public nsIDocumentLoaderObserver
{
public:
DocumentViewerImpl();
@ -98,6 +99,45 @@ public:
NS_IMETHOD CreateDocumentViewerUsing(nsIPresContext* aPresContext,
nsIDocumentViewer*& aResult);
// nsIDocumentLoaderObserver interface
NS_IMETHOD OnStartDocumentLoad(nsIDocumentLoader* loader, nsIURI* aURL, const char* aCommand){return NS_OK;}
#ifndef NECKO
NS_IMETHOD OnEndDocumentLoad(nsIDocumentLoader* loader, nsIURI *aUrl, PRInt32 aStatus,nsIDocumentLoaderObserver * aObserver){return NS_OK;}
#else
NS_IMETHOD OnEndDocumentLoad(nsIDocumentLoader* loader, nsIChannel* channel, PRInt32 aStatus,nsIDocumentLoaderObserver * aObserver){return NS_OK;}
#endif // NECKO
#ifndef NECKO
NS_IMETHOD OnStartURLLoad(nsIDocumentLoader* loader, nsIURI* aURL, const char* aContentType,nsIContentViewer* aViewer);
#else
NS_IMETHOD OnStartURLLoad(nsIDocumentLoader* loader, nsIChannel* channel, const char* aContentType,nsIContentViewer* aViewer){return NS_OK;}
#endif // NECKO
#ifndef NECKO
NS_IMETHOD OnProgressURLLoad(nsIDocumentLoader* loader, nsIURI* aURL, PRUint32 aProgress,PRUint32 aProgressMax){return NS_OK;}
#else
NS_IMETHOD OnProgressURLLoad(nsIDocumentLoader* loader, nsIChannel* channel, PRUint32 aProgress,PRUint32 aProgressMax){return NS_OK;}
#endif // NECKO
#ifndef NECKO
NS_IMETHOD OnStatusURLLoad(nsIDocumentLoader* loader, nsIURI* aURL, nsString& aMsg){return NS_OK;}
#else
NS_IMETHOD OnStatusURLLoad(nsIDocumentLoader* loader, nsIChannel* channel, nsString& aMsg){return NS_OK;}
#endif // NECKO
#ifndef NECKO
NS_IMETHOD OnEndURLLoad(nsIDocumentLoader* loader, nsIURI* aURL, PRInt32 aStatus);
#else
NS_IMETHOD OnEndURLLoad(nsIDocumentLoader* loader, nsIChannel* channel, PRInt32 aStatus){return NS_OK;}
#endif // NECKO
#ifndef NECKO
NS_IMETHOD HandleUnknownContentType(nsIDocumentLoader* loader,nsIURI *aURL,const char *aContentType,const char *aCommand ){return NS_OK;}
#else
NS_IMETHOD HandleUnknownContentType(nsIDocumentLoader* loader,nsIChannel* channel,const char *aContentType,const char *aCommand ){return NS_OK;}
#endif // NECKO
protected:
virtual ~DocumentViewerImpl();
@ -130,6 +170,19 @@ protected:
nsCOMPtr<nsIStyleSheet> mUAStyleSheet;
PRBool mEnableRendering;
PRInt16 mNumURLStarts;
PRBool mIsPrinting;
// printing members
nsIDeviceContext *mPrintDC;
nsIPresContext *mPrintPC;
nsIStyleSet *mPrintSS;
nsIPresShell *mPrintPS;
nsIViewManager *mPrintVM;
nsIView *mPrintView;
nsIImageGroup *mImageGroup;
};
// Class IDs
@ -477,25 +530,31 @@ static NS_DEFINE_IID(kIDeviceContextSpecFactoryIID, NS_IDEVICE_CONTEXT_SPEC_FACT
static NS_DEFINE_IID(kDeviceContextSpecFactoryCID, NS_DEVICE_CONTEXT_SPEC_FACTORY_CID);
/** ---------------------------------------------------
* See documentation above in the DocumentViewerImpl class definition
* @update 07/09/99 dwc
*/
NS_IMETHODIMP
DocumentViewerImpl::Print(void)
{
nsIContentViewerContainer *containerResult;
nsIWebShell *webContainer;
nsIDeviceContextSpecFactory *factory = nsnull;
PRInt32 width,height;
nsIPref *prefs;
PRBool isBusy;
nsComponentManager::CreateInstance(kDeviceContextSpecFactoryCID, nsnull,
kIDeviceContextSpecFactoryIID,
(void **)&factory);
nsComponentManager::CreateInstance(kDeviceContextSpecFactoryCID, nsnull,kIDeviceContextSpecFactoryIID,(void **)&factory);
if (nsnull != factory) {
nsIDeviceContextSpec *devspec = nsnull;
nsCOMPtr<nsIDeviceContext> dx;
nsIDeviceContext *newdx = nsnull;
//nsIDeviceContext *newdx = nsnull;
mPrintDC = nsnull;
factory->CreateDeviceContextSpec(nsnull, devspec, PR_FALSE);
if (nsnull != devspec) {
mPresContext->GetDeviceContext(getter_AddRefs(dx));
nsresult rv = dx->GetDeviceContextFor(devspec, newdx);
nsresult rv = dx->GetDeviceContextFor(devspec, mPrintDC);
if (NS_SUCCEEDED(rv)) {
NS_RELEASE(devspec);
@ -504,12 +563,68 @@ nsIDeviceContextSpecFactory *factory = nsnull;
rv = this->GetContainer(containerResult);
containerResult->QueryInterface(kIWebShellIID,(void**)&webContainer);
if(webContainer) {
webContainer->SetDocLoaderObserver(this);
// send it on its way
PrintContent(webContainer,newdx);
// load the document and do the initial reflow on the entire document
rv = NS_NewPrintContext(&mPrintPC);
if(NS_FAILED(rv)){
return rv;
}
mPrintDC->GetDeviceSurfaceDimensions(width,height);
mPresContext->GetPrefs(&prefs);
mPrintPC->Init(mPrintDC,prefs);
CreateStyleSet(mDocument,&mPrintSS);
rv = NS_NewPresShell(&mPrintPS);
if(NS_FAILED(rv)){
return rv;
}
rv = nsComponentManager::CreateInstance(kViewManagerCID,nsnull,kIViewManagerIID,(void**)&mPrintVM);
if(NS_FAILED(rv)) {
return rv;
}
rv = mPrintVM->Init(mPrintDC);
if(NS_FAILED(rv)) {
return rv;
}
rv = nsComponentManager::CreateInstance(kViewCID,nsnull,kIViewIID,(void**)&mPrintView);
if(NS_FAILED(rv)) {
return rv;
}
nsRect tbounds = nsRect(0,0,width,height);
rv = mPrintView->Init(mPrintVM,tbounds,nsnull);
if(NS_FAILED(rv)) {
return rv;
}
// setup hierarchical relationship in view manager
mPrintVM->SetRootView(mPrintView);
mPrintPS->Init(mDocument,mPrintPC,mPrintVM,mPrintSS);
mPrintPS->InitialReflow(width,height);
// check NETLIB to see if something was kicked off,
webContainer->IsBusy(isBusy);
// if this did not fire any loads, then continue printing
if(!isBusy){
PrintContent(webContainer,mPrintDC);
webContainer->SetDocLoaderObserver(0);
mPrintPS->EndObservingDocument();
NS_RELEASE(mPrintPS);
NS_RELEASE(mPrintVM);
NS_RELEASE(mPrintSS);
NS_RELEASE(mPrintDC);
} else {
// use the observer mechanism to finish the printing
mIsPrinting = PR_TRUE;
mNumURLStarts = 0;
}
}
NS_RELEASE(newdx);
}
}
NS_RELEASE(factory);
@ -517,7 +632,10 @@ nsIDeviceContextSpecFactory *factory = nsnull;
return NS_OK;
}
/** ---------------------------------------------------
* See documentation above in the DocumentViewerImpl class definition
* @update 07/09/99 dwc
*/
NS_IMETHODIMP
DocumentViewerImpl::PrintContent(nsIWebShell *aParent,nsIDeviceContext *aDContext)
{
@ -563,10 +681,7 @@ nsIContentViewer *viewer;
return rv;
}
rv = nsComponentManager::CreateInstance(kViewManagerCID,
nsnull,
kIViewManagerIID,
(void **)&vm);
rv = nsComponentManager::CreateInstance(kViewManagerCID,nsnull,kIViewManagerIID,(void **)&vm);
if (NS_FAILED(rv)) {
return rv;
}
@ -578,11 +693,7 @@ nsIContentViewer *viewer;
nsRect tbounds = nsRect(0, 0, width, height);
// Create a child window of the parent that is our "root view/window"
// Create a view
rv = nsComponentManager::CreateInstance(kViewCID,
nsnull,
kIViewIID,
(void **)&view);
rv = nsComponentManager::CreateInstance(kViewCID,nsnull,kIViewIID,(void **)&view);
if (NS_FAILED(rv)) {
return rv;
}
@ -609,7 +720,6 @@ nsIContentViewer *viewer;
pageSequence->Print(*cx, options, nsnull);
aDContext->EndDocument();
ps->EndObservingDocument();
NS_RELEASE(ps);
NS_RELEASE(vm);
@ -620,6 +730,51 @@ nsIContentViewer *viewer;
}
/** ---------------------------------------------------
* See documentation above in the DocumentViewerImpl class definition
* @update 07/09/99 dwc
*/
NS_IMETHODIMP
DocumentViewerImpl::OnStartURLLoad(nsIDocumentLoader* loader, nsIURI* aURL, const char* aContentType,nsIContentViewer* aViewer)
{
mNumURLStarts++;
return NS_OK;
}
/** ---------------------------------------------------
* See documentation above in the DocumentViewerImpl class definition
* @update 07/09/99 dwc
*/
NS_IMETHODIMP
DocumentViewerImpl::OnEndURLLoad(nsIDocumentLoader* loader, nsIURI* aURL, PRInt32 aStatus)
{
nsIContentViewerContainer *containerResult;
nsIWebShell *webContainer;
nsresult rv;
mNumURLStarts--;
if((mIsPrinting==PR_TRUE) && (mNumURLStarts == 0)) {
rv = this->GetContainer(containerResult);
containerResult->QueryInterface(kIWebShellIID,(void**)&webContainer);
if(webContainer) {
PrintContent(webContainer,mPrintDC);
// printing is complete, clean up now
mIsPrinting = PR_FALSE;
webContainer->SetDocLoaderObserver(0);
mPrintPS->EndObservingDocument();
NS_RELEASE(mPrintPS);
NS_RELEASE(mPrintVM);
NS_RELEASE(mPrintSS);
NS_RELEASE(mPrintDC);
}
}
return NS_OK;
}
NS_IMETHODIMP
DocumentViewerImpl::SetEnableRendering(PRBool aOn)

18
layout/base/nsCSSRendering.cpp
View File

@ -2000,6 +2000,16 @@ nsCSSRendering::PaintBackground(nsIPresContext& aPresContext,
srcRect.width = tileWidth;
srcRect.height = tileHeight;
// create a bigger tile
// XXX pushing state to fix clipping problem, need to look into why the clip is set here
aRenderingContext.PushState();
PRBool clip;
nsRect clipRect;
clipRect = srcRect;
clipRect.width = x1-x0;
clipRect.height = y1-y0;
aRenderingContext.SetClipRect(clipRect, nsClipCombine_kReplace, clip);
// copy the initial image to our buffer
aRenderingContext.DrawImage(image,srcRect.x,srcRect.y,tileWidth,tileHeight);
//if(anchor.x<0) {
@ -2016,11 +2026,15 @@ nsCSSRendering::PaintBackground(nsIPresContext& aPresContext,
}
}
// create a bigger tile
aRenderingContext.GetDrawingSurface(&theSurface);
TileImage(aRenderingContext,theSurface,srcRect,x1-x0,y1-y0,flag);
// use the tile to fill in the rest of the image
// setting back the clip from the background clip push
aRenderingContext.PopState(clip);
// use the tile to fill in the rest of the image
destRect = srcRect;
for(y=srcRect.y;y<y1;y+=srcRect.height){

197
layout/base/nsDocumentViewer.cpp
View File

@ -23,6 +23,7 @@
#include "nsISupports.h"
#include "nsIContentViewerContainer.h"
#include "nsIDocumentViewer.h"
#include "nsIDocumentLoaderObserver.h"
#include "nsIDocument.h"
#include "nsIPresContext.h"
@ -59,7 +60,7 @@ static NS_DEFINE_IID(kIWebShellIID, NS_IWEB_SHELL_IID);
#undef NOISY_VIEWER
#endif
class DocumentViewerImpl : public nsIDocumentViewer
class DocumentViewerImpl : public nsIDocumentViewer, public nsIDocumentLoaderObserver
{
public:
DocumentViewerImpl();
@ -98,6 +99,45 @@ public:
NS_IMETHOD CreateDocumentViewerUsing(nsIPresContext* aPresContext,
nsIDocumentViewer*& aResult);
// nsIDocumentLoaderObserver interface
NS_IMETHOD OnStartDocumentLoad(nsIDocumentLoader* loader, nsIURI* aURL, const char* aCommand){return NS_OK;}
#ifndef NECKO
NS_IMETHOD OnEndDocumentLoad(nsIDocumentLoader* loader, nsIURI *aUrl, PRInt32 aStatus,nsIDocumentLoaderObserver * aObserver){return NS_OK;}
#else
NS_IMETHOD OnEndDocumentLoad(nsIDocumentLoader* loader, nsIChannel* channel, PRInt32 aStatus,nsIDocumentLoaderObserver * aObserver){return NS_OK;}
#endif // NECKO
#ifndef NECKO
NS_IMETHOD OnStartURLLoad(nsIDocumentLoader* loader, nsIURI* aURL, const char* aContentType,nsIContentViewer* aViewer);
#else
NS_IMETHOD OnStartURLLoad(nsIDocumentLoader* loader, nsIChannel* channel, const char* aContentType,nsIContentViewer* aViewer){return NS_OK;}
#endif // NECKO
#ifndef NECKO
NS_IMETHOD OnProgressURLLoad(nsIDocumentLoader* loader, nsIURI* aURL, PRUint32 aProgress,PRUint32 aProgressMax){return NS_OK;}
#else
NS_IMETHOD OnProgressURLLoad(nsIDocumentLoader* loader, nsIChannel* channel, PRUint32 aProgress,PRUint32 aProgressMax){return NS_OK;}
#endif // NECKO
#ifndef NECKO
NS_IMETHOD OnStatusURLLoad(nsIDocumentLoader* loader, nsIURI* aURL, nsString& aMsg){return NS_OK;}
#else
NS_IMETHOD OnStatusURLLoad(nsIDocumentLoader* loader, nsIChannel* channel, nsString& aMsg){return NS_OK;}
#endif // NECKO
#ifndef NECKO
NS_IMETHOD OnEndURLLoad(nsIDocumentLoader* loader, nsIURI* aURL, PRInt32 aStatus);
#else
NS_IMETHOD OnEndURLLoad(nsIDocumentLoader* loader, nsIChannel* channel, PRInt32 aStatus){return NS_OK;}
#endif // NECKO
#ifndef NECKO
NS_IMETHOD HandleUnknownContentType(nsIDocumentLoader* loader,nsIURI *aURL,const char *aContentType,const char *aCommand ){return NS_OK;}
#else
NS_IMETHOD HandleUnknownContentType(nsIDocumentLoader* loader,nsIChannel* channel,const char *aContentType,const char *aCommand ){return NS_OK;}
#endif // NECKO
protected:
virtual ~DocumentViewerImpl();
@ -130,6 +170,19 @@ protected:
nsCOMPtr<nsIStyleSheet> mUAStyleSheet;
PRBool mEnableRendering;
PRInt16 mNumURLStarts;
PRBool mIsPrinting;
// printing members
nsIDeviceContext *mPrintDC;
nsIPresContext *mPrintPC;
nsIStyleSet *mPrintSS;
nsIPresShell *mPrintPS;
nsIViewManager *mPrintVM;
nsIView *mPrintView;
nsIImageGroup *mImageGroup;
};
// Class IDs
@ -477,25 +530,31 @@ static NS_DEFINE_IID(kIDeviceContextSpecFactoryIID, NS_IDEVICE_CONTEXT_SPEC_FACT
static NS_DEFINE_IID(kDeviceContextSpecFactoryCID, NS_DEVICE_CONTEXT_SPEC_FACTORY_CID);
/** ---------------------------------------------------
* See documentation above in the DocumentViewerImpl class definition
* @update 07/09/99 dwc
*/
NS_IMETHODIMP
DocumentViewerImpl::Print(void)
{
nsIContentViewerContainer *containerResult;
nsIWebShell *webContainer;
nsIDeviceContextSpecFactory *factory = nsnull;
PRInt32 width,height;
nsIPref *prefs;
PRBool isBusy;
nsComponentManager::CreateInstance(kDeviceContextSpecFactoryCID, nsnull,
kIDeviceContextSpecFactoryIID,
(void **)&factory);
nsComponentManager::CreateInstance(kDeviceContextSpecFactoryCID, nsnull,kIDeviceContextSpecFactoryIID,(void **)&factory);
if (nsnull != factory) {
nsIDeviceContextSpec *devspec = nsnull;
nsCOMPtr<nsIDeviceContext> dx;
nsIDeviceContext *newdx = nsnull;
//nsIDeviceContext *newdx = nsnull;
mPrintDC = nsnull;
factory->CreateDeviceContextSpec(nsnull, devspec, PR_FALSE);
if (nsnull != devspec) {
mPresContext->GetDeviceContext(getter_AddRefs(dx));
nsresult rv = dx->GetDeviceContextFor(devspec, newdx);
nsresult rv = dx->GetDeviceContextFor(devspec, mPrintDC);
if (NS_SUCCEEDED(rv)) {
NS_RELEASE(devspec);
@ -504,12 +563,68 @@ nsIDeviceContextSpecFactory *factory = nsnull;
rv = this->GetContainer(containerResult);
containerResult->QueryInterface(kIWebShellIID,(void**)&webContainer);
if(webContainer) {
webContainer->SetDocLoaderObserver(this);
// send it on its way
PrintContent(webContainer,newdx);
// load the document and do the initial reflow on the entire document
rv = NS_NewPrintContext(&mPrintPC);
if(NS_FAILED(rv)){
return rv;
}
mPrintDC->GetDeviceSurfaceDimensions(width,height);
mPresContext->GetPrefs(&prefs);
mPrintPC->Init(mPrintDC,prefs);
CreateStyleSet(mDocument,&mPrintSS);
rv = NS_NewPresShell(&mPrintPS);
if(NS_FAILED(rv)){
return rv;
}
rv = nsComponentManager::CreateInstance(kViewManagerCID,nsnull,kIViewManagerIID,(void**)&mPrintVM);
if(NS_FAILED(rv)) {
return rv;
}
rv = mPrintVM->Init(mPrintDC);
if(NS_FAILED(rv)) {
return rv;
}
rv = nsComponentManager::CreateInstance(kViewCID,nsnull,kIViewIID,(void**)&mPrintView);
if(NS_FAILED(rv)) {
return rv;
}
nsRect tbounds = nsRect(0,0,width,height);
rv = mPrintView->Init(mPrintVM,tbounds,nsnull);
if(NS_FAILED(rv)) {
return rv;
}
// setup hierarchical relationship in view manager
mPrintVM->SetRootView(mPrintView);
mPrintPS->Init(mDocument,mPrintPC,mPrintVM,mPrintSS);
mPrintPS->InitialReflow(width,height);
// check NETLIB to see if something was kicked off,
webContainer->IsBusy(isBusy);
// if this did not fire any loads, then continue printing
if(!isBusy){
PrintContent(webContainer,mPrintDC);
webContainer->SetDocLoaderObserver(0);
mPrintPS->EndObservingDocument();
NS_RELEASE(mPrintPS);
NS_RELEASE(mPrintVM);
NS_RELEASE(mPrintSS);
NS_RELEASE(mPrintDC);
} else {
// use the observer mechanism to finish the printing
mIsPrinting = PR_TRUE;
mNumURLStarts = 0;
}
}
NS_RELEASE(newdx);
}
}
NS_RELEASE(factory);
@ -517,7 +632,10 @@ nsIDeviceContextSpecFactory *factory = nsnull;
return NS_OK;
}
/** ---------------------------------------------------
* See documentation above in the DocumentViewerImpl class definition
* @update 07/09/99 dwc
*/
NS_IMETHODIMP
DocumentViewerImpl::PrintContent(nsIWebShell *aParent,nsIDeviceContext *aDContext)
{
@ -563,10 +681,7 @@ nsIContentViewer *viewer;
return rv;
}
rv = nsComponentManager::CreateInstance(kViewManagerCID,
nsnull,
kIViewManagerIID,
(void **)&vm);
rv = nsComponentManager::CreateInstance(kViewManagerCID,nsnull,kIViewManagerIID,(void **)&vm);
if (NS_FAILED(rv)) {
return rv;
}
@ -578,11 +693,7 @@ nsIContentViewer *viewer;
nsRect tbounds = nsRect(0, 0, width, height);
// Create a child window of the parent that is our "root view/window"
// Create a view
rv = nsComponentManager::CreateInstance(kViewCID,
nsnull,
kIViewIID,
(void **)&view);
rv = nsComponentManager::CreateInstance(kViewCID,nsnull,kIViewIID,(void **)&view);
if (NS_FAILED(rv)) {
return rv;
}
@ -609,7 +720,6 @@ nsIContentViewer *viewer;
pageSequence->Print(*cx, options, nsnull);
aDContext->EndDocument();
ps->EndObservingDocument();
NS_RELEASE(ps);
NS_RELEASE(vm);
@ -620,6 +730,51 @@ nsIContentViewer *viewer;
}
/** ---------------------------------------------------
* See documentation above in the DocumentViewerImpl class definition
* @update 07/09/99 dwc
*/
NS_IMETHODIMP
DocumentViewerImpl::OnStartURLLoad(nsIDocumentLoader* loader, nsIURI* aURL, const char* aContentType,nsIContentViewer* aViewer)
{
mNumURLStarts++;
return NS_OK;
}
/** ---------------------------------------------------
* See documentation above in the DocumentViewerImpl class definition
* @update 07/09/99 dwc
*/
NS_IMETHODIMP
DocumentViewerImpl::OnEndURLLoad(nsIDocumentLoader* loader, nsIURI* aURL, PRInt32 aStatus)
{
nsIContentViewerContainer *containerResult;
nsIWebShell *webContainer;
nsresult rv;
mNumURLStarts--;
if((mIsPrinting==PR_TRUE) && (mNumURLStarts == 0)) {
rv = this->GetContainer(containerResult);
containerResult->QueryInterface(kIWebShellIID,(void**)&webContainer);
if(webContainer) {
PrintContent(webContainer,mPrintDC);
// printing is complete, clean up now
mIsPrinting = PR_FALSE;
webContainer->SetDocLoaderObserver(0);
mPrintPS->EndObservingDocument();
NS_RELEASE(mPrintPS);
NS_RELEASE(mPrintVM);
NS_RELEASE(mPrintSS);
NS_RELEASE(mPrintDC);
}
}
return NS_OK;
}
NS_IMETHODIMP
DocumentViewerImpl::SetEnableRendering(PRBool aOn)

197
layout/base/src/nsDocumentViewer.cpp
View File

@ -23,6 +23,7 @@
#include "nsISupports.h"
#include "nsIContentViewerContainer.h"
#include "nsIDocumentViewer.h"
#include "nsIDocumentLoaderObserver.h"
#include "nsIDocument.h"
#include "nsIPresContext.h"
@ -59,7 +60,7 @@ static NS_DEFINE_IID(kIWebShellIID, NS_IWEB_SHELL_IID);
#undef NOISY_VIEWER
#endif
class DocumentViewerImpl : public nsIDocumentViewer
class DocumentViewerImpl : public nsIDocumentViewer, public nsIDocumentLoaderObserver
{
public:
DocumentViewerImpl();
@ -98,6 +99,45 @@ public:
NS_IMETHOD CreateDocumentViewerUsing(nsIPresContext* aPresContext,
nsIDocumentViewer*& aResult);
// nsIDocumentLoaderObserver interface
NS_IMETHOD OnStartDocumentLoad(nsIDocumentLoader* loader, nsIURI* aURL, const char* aCommand){return NS_OK;}
#ifndef NECKO
NS_IMETHOD OnEndDocumentLoad(nsIDocumentLoader* loader, nsIURI *aUrl, PRInt32 aStatus,nsIDocumentLoaderObserver * aObserver){return NS_OK;}
#else
NS_IMETHOD OnEndDocumentLoad(nsIDocumentLoader* loader, nsIChannel* channel, PRInt32 aStatus,nsIDocumentLoaderObserver * aObserver){return NS_OK;}
#endif // NECKO
#ifndef NECKO
NS_IMETHOD OnStartURLLoad(nsIDocumentLoader* loader, nsIURI* aURL, const char* aContentType,nsIContentViewer* aViewer);
#else
NS_IMETHOD OnStartURLLoad(nsIDocumentLoader* loader, nsIChannel* channel, const char* aContentType,nsIContentViewer* aViewer){return NS_OK;}
#endif // NECKO
#ifndef NECKO
NS_IMETHOD OnProgressURLLoad(nsIDocumentLoader* loader, nsIURI* aURL, PRUint32 aProgress,PRUint32 aProgressMax){return NS_OK;}
#else
NS_IMETHOD OnProgressURLLoad(nsIDocumentLoader* loader, nsIChannel* channel, PRUint32 aProgress,PRUint32 aProgressMax){return NS_OK;}
#endif // NECKO
#ifndef NECKO
NS_IMETHOD OnStatusURLLoad(nsIDocumentLoader* loader, nsIURI* aURL, nsString& aMsg){return NS_OK;}
#else
NS_IMETHOD OnStatusURLLoad(nsIDocumentLoader* loader, nsIChannel* channel, nsString& aMsg){return NS_OK;}
#endif // NECKO
#ifndef NECKO
NS_IMETHOD OnEndURLLoad(nsIDocumentLoader* loader, nsIURI* aURL, PRInt32 aStatus);
#else
NS_IMETHOD OnEndURLLoad(nsIDocumentLoader* loader, nsIChannel* channel, PRInt32 aStatus){return NS_OK;}
#endif // NECKO
#ifndef NECKO
NS_IMETHOD HandleUnknownContentType(nsIDocumentLoader* loader,nsIURI *aURL,const char *aContentType,const char *aCommand ){return NS_OK;}
#else
NS_IMETHOD HandleUnknownContentType(nsIDocumentLoader* loader,nsIChannel* channel,const char *aContentType,const char *aCommand ){return NS_OK;}
#endif // NECKO
protected:
virtual ~DocumentViewerImpl();
@ -130,6 +170,19 @@ protected:
nsCOMPtr<nsIStyleSheet> mUAStyleSheet;
PRBool mEnableRendering;
PRInt16 mNumURLStarts;
PRBool mIsPrinting;
// printing members
nsIDeviceContext *mPrintDC;
nsIPresContext *mPrintPC;
nsIStyleSet *mPrintSS;
nsIPresShell *mPrintPS;
nsIViewManager *mPrintVM;
nsIView *mPrintView;
nsIImageGroup *mImageGroup;
};
// Class IDs
@ -477,25 +530,31 @@ static NS_DEFINE_IID(kIDeviceContextSpecFactoryIID, NS_IDEVICE_CONTEXT_SPEC_FACT
static NS_DEFINE_IID(kDeviceContextSpecFactoryCID, NS_DEVICE_CONTEXT_SPEC_FACTORY_CID);
/** ---------------------------------------------------
* See documentation above in the DocumentViewerImpl class definition
* @update 07/09/99 dwc
*/
NS_IMETHODIMP
DocumentViewerImpl::Print(void)
{
nsIContentViewerContainer *containerResult;
nsIWebShell *webContainer;
nsIDeviceContextSpecFactory *factory = nsnull;
PRInt32 width,height;
nsIPref *prefs;
PRBool isBusy;
nsComponentManager::CreateInstance(kDeviceContextSpecFactoryCID, nsnull,
kIDeviceContextSpecFactoryIID,
(void **)&factory);
nsComponentManager::CreateInstance(kDeviceContextSpecFactoryCID, nsnull,kIDeviceContextSpecFactoryIID,(void **)&factory);
if (nsnull != factory) {
nsIDeviceContextSpec *devspec = nsnull;
nsCOMPtr<nsIDeviceContext> dx;
nsIDeviceContext *newdx = nsnull;
//nsIDeviceContext *newdx = nsnull;
mPrintDC = nsnull;
factory->CreateDeviceContextSpec(nsnull, devspec, PR_FALSE);
if (nsnull != devspec) {
mPresContext->GetDeviceContext(getter_AddRefs(dx));
nsresult rv = dx->GetDeviceContextFor(devspec, newdx);
nsresult rv = dx->GetDeviceContextFor(devspec, mPrintDC);
if (NS_SUCCEEDED(rv)) {
NS_RELEASE(devspec);
@ -504,12 +563,68 @@ nsIDeviceContextSpecFactory *factory = nsnull;
rv = this->GetContainer(containerResult);
containerResult->QueryInterface(kIWebShellIID,(void**)&webContainer);
if(webContainer) {
webContainer->SetDocLoaderObserver(this);
// send it on its way
PrintContent(webContainer,newdx);
// load the document and do the initial reflow on the entire document
rv = NS_NewPrintContext(&mPrintPC);
if(NS_FAILED(rv)){
return rv;
}
mPrintDC->GetDeviceSurfaceDimensions(width,height);
mPresContext->GetPrefs(&prefs);
mPrintPC->Init(mPrintDC,prefs);
CreateStyleSet(mDocument,&mPrintSS);
rv = NS_NewPresShell(&mPrintPS);
if(NS_FAILED(rv)){
return rv;
}
rv = nsComponentManager::CreateInstance(kViewManagerCID,nsnull,kIViewManagerIID,(void**)&mPrintVM);
if(NS_FAILED(rv)) {
return rv;
}
rv = mPrintVM->Init(mPrintDC);
if(NS_FAILED(rv)) {
return rv;
}
rv = nsComponentManager::CreateInstance(kViewCID,nsnull,kIViewIID,(void**)&mPrintView);
if(NS_FAILED(rv)) {
return rv;
}
nsRect tbounds = nsRect(0,0,width,height);
rv = mPrintView->Init(mPrintVM,tbounds,nsnull);
if(NS_FAILED(rv)) {
return rv;
}
// setup hierarchical relationship in view manager
mPrintVM->SetRootView(mPrintView);
mPrintPS->Init(mDocument,mPrintPC,mPrintVM,mPrintSS);
mPrintPS->InitialReflow(width,height);
// check NETLIB to see if something was kicked off,
webContainer->IsBusy(isBusy);
// if this did not fire any loads, then continue printing
if(!isBusy){
PrintContent(webContainer,mPrintDC);
webContainer->SetDocLoaderObserver(0);
mPrintPS->EndObservingDocument();
NS_RELEASE(mPrintPS);
NS_RELEASE(mPrintVM);
NS_RELEASE(mPrintSS);
NS_RELEASE(mPrintDC);
} else {
// use the observer mechanism to finish the printing
mIsPrinting = PR_TRUE;
mNumURLStarts = 0;
}
}
NS_RELEASE(newdx);
}
}
NS_RELEASE(factory);
@ -517,7 +632,10 @@ nsIDeviceContextSpecFactory *factory = nsnull;
return NS_OK;
}
/** ---------------------------------------------------
* See documentation above in the DocumentViewerImpl class definition
* @update 07/09/99 dwc
*/
NS_IMETHODIMP
DocumentViewerImpl::PrintContent(nsIWebShell *aParent,nsIDeviceContext *aDContext)
{
@ -563,10 +681,7 @@ nsIContentViewer *viewer;
return rv;
}
rv = nsComponentManager::CreateInstance(kViewManagerCID,
nsnull,
kIViewManagerIID,
(void **)&vm);
rv = nsComponentManager::CreateInstance(kViewManagerCID,nsnull,kIViewManagerIID,(void **)&vm);
if (NS_FAILED(rv)) {
return rv;
}
@ -578,11 +693,7 @@ nsIContentViewer *viewer;
nsRect tbounds = nsRect(0, 0, width, height);
// Create a child window of the parent that is our "root view/window"
// Create a view
rv = nsComponentManager::CreateInstance(kViewCID,
nsnull,
kIViewIID,
(void **)&view);
rv = nsComponentManager::CreateInstance(kViewCID,nsnull,kIViewIID,(void **)&view);
if (NS_FAILED(rv)) {
return rv;
}
@ -609,7 +720,6 @@ nsIContentViewer *viewer;
pageSequence->Print(*cx, options, nsnull);
aDContext->EndDocument();
ps->EndObservingDocument();
NS_RELEASE(ps);
NS_RELEASE(vm);
@ -620,6 +730,51 @@ nsIContentViewer *viewer;
}
/** ---------------------------------------------------
* See documentation above in the DocumentViewerImpl class definition
* @update 07/09/99 dwc
*/
NS_IMETHODIMP
DocumentViewerImpl::OnStartURLLoad(nsIDocumentLoader* loader, nsIURI* aURL, const char* aContentType,nsIContentViewer* aViewer)
{
mNumURLStarts++;
return NS_OK;
}
/** ---------------------------------------------------
* See documentation above in the DocumentViewerImpl class definition
* @update 07/09/99 dwc
*/
NS_IMETHODIMP
DocumentViewerImpl::OnEndURLLoad(nsIDocumentLoader* loader, nsIURI* aURL, PRInt32 aStatus)
{
nsIContentViewerContainer *containerResult;
nsIWebShell *webContainer;
nsresult rv;
mNumURLStarts--;
if((mIsPrinting==PR_TRUE) && (mNumURLStarts == 0)) {
rv = this->GetContainer(containerResult);
containerResult->QueryInterface(kIWebShellIID,(void**)&webContainer);
if(webContainer) {
PrintContent(webContainer,mPrintDC);
// printing is complete, clean up now
mIsPrinting = PR_FALSE;
webContainer->SetDocLoaderObserver(0);
mPrintPS->EndObservingDocument();
NS_RELEASE(mPrintPS);
NS_RELEASE(mPrintVM);
NS_RELEASE(mPrintSS);
NS_RELEASE(mPrintDC);
}
}
return NS_OK;
}
NS_IMETHODIMP
DocumentViewerImpl::SetEnableRendering(PRBool aOn)

18
layout/html/style/src/nsCSSRendering.cpp
View File

@ -2000,6 +2000,16 @@ nsCSSRendering::PaintBackground(nsIPresContext& aPresContext,
srcRect.width = tileWidth;
srcRect.height = tileHeight;
// create a bigger tile
// XXX pushing state to fix clipping problem, need to look into why the clip is set here
aRenderingContext.PushState();
PRBool clip;
nsRect clipRect;
clipRect = srcRect;
clipRect.width = x1-x0;
clipRect.height = y1-y0;
aRenderingContext.SetClipRect(clipRect, nsClipCombine_kReplace, clip);
// copy the initial image to our buffer
aRenderingContext.DrawImage(image,srcRect.x,srcRect.y,tileWidth,tileHeight);
//if(anchor.x<0) {
@ -2016,11 +2026,15 @@ nsCSSRendering::PaintBackground(nsIPresContext& aPresContext,
}
}
// create a bigger tile
aRenderingContext.GetDrawingSurface(&theSurface);
TileImage(aRenderingContext,theSurface,srcRect,x1-x0,y1-y0,flag);
// use the tile to fill in the rest of the image
// setting back the clip from the background clip push
aRenderingContext.PopState(clip);
// use the tile to fill in the rest of the image
destRect = srcRect;
for(y=srcRect.y;y<y1;y+=srcRect.height){