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Rename some bools, there is now one for when PP is being created and one for when it is in PP mode.

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It now can turn on/off animated gifs and calling PP toggles it on and then call it again toggles it off
Bug 2586 r=dcone sr=attinasi


git-svn-id: svn://10.0.0.236/trunk@108046 18797224-902f-48f8-a5cc-f745e15eee43
This commit is contained in:
rods%netscape.com
2001-11-14 11:24:03 +00:00
parent 598f28dd63
commit 04987fe8c2
2 changed files with 280 additions and 38 deletions
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159
mozilla/content/base/src/nsDocumentViewer.cpp
View File

@@ -333,6 +333,8 @@ public:
nsRect mClipRect;
nsImageAnimation mImgAnimationMode;
private:
PrintObject& operator=(const PrintObject& aOther); // not implemented
@@ -520,6 +522,7 @@ private:
nsresult RemoveEventProcessorFromVMs(PrintObject* aPO);
nsresult ShowDocList(PrintObject* aPO, PRBool aShow);
void InstallNewPresentation();
void ReturnToGalleyPresentation();
void TurnScriptingOn(PRBool aDoTurnOn);
#endif
@@ -573,14 +576,15 @@ protected:
PRBool mIsPrinting;
PrintData* mPrt;
nsPagePrintTimer* mPagePrintTimer;
nsIWidget* mParentWidget;
#ifdef NS_PRINT_PREVIEW
PRBool mIsDoingPrintPreview; // per DocumentViewer
nsIWidget* mParentWidget; // purposely won't be ref counted
PrintData* mPrtPreview;
#endif
// static memeber variables
static PRBool mIsDoingPrintPreview;
static PRBool mIsCreatingPrintPreview;
static PRBool mIsDoingPrinting;
// document management data
@@ -799,12 +803,17 @@ PrintObject::PrintObject() :
mRect(0,0,0,0), mReflowRect(0,0,0,0),
mParent(nsnull), mHasBeenPrinted(PR_FALSE), mDontPrint(PR_TRUE),
mPrintAsIs(PR_FALSE), mSkippedPageEject(PR_FALSE), mSharedPresShell(PR_FALSE),
mClipRect(-1,-1, -1, -1)
mClipRect(-1,-1, -1, -1),
mImgAnimationMode(eImageAnimation_Normal)
{
}
PrintObject::~PrintObject()
{
if (mPresContext) {
mPresContext->SetImageAnimationMode(mImgAnimationMode);
}
for (PRInt32 i=0;i<mKids.Count();i++) {
PrintObject* po = (PrintObject*)mKids[i];
NS_ASSERTION(po, "PrintObject can't be null!");
@@ -824,8 +833,8 @@ static NS_DEFINE_CID(kWidgetCID, NS_CHILD_CID);
static NS_DEFINE_CID(kViewCID, NS_VIEW_CID);
// Data members
PRBool DocumentViewerImpl::mIsDoingPrintPreview = PR_FALSE;
PRBool DocumentViewerImpl::mIsDoingPrinting = PR_FALSE;
PRBool DocumentViewerImpl::mIsCreatingPrintPreview = PR_FALSE;
PRBool DocumentViewerImpl::mIsDoingPrinting = PR_FALSE;
nsresult
NS_NewDocumentViewer(nsIDocumentViewer** aResult)
@@ -847,7 +856,10 @@ DocumentViewerImpl::DocumentViewerImpl()
{
NS_INIT_ISUPPORTS();
PrepareToStartLoad();
#ifdef NS_PRINT_PREVIEW
mParentWidget = nsnull;
#endif
}
void DocumentViewerImpl::PrepareToStartLoad() {
@@ -858,7 +870,8 @@ void DocumentViewerImpl::PrepareToStartLoad() {
mIsPrinting = PR_FALSE;
#ifdef NS_PRINT_PREVIEW
mPrtPreview = nsnull;
mIsDoingPrintPreview = PR_FALSE;
mPrtPreview = nsnull;
#endif
}
@@ -952,7 +965,9 @@ DocumentViewerImpl::Init(nsIWidget* aParentWidget,
nsIDeviceContext* aDeviceContext,
const nsRect& aBounds)
{
mParentWidget = aParentWidget;
#ifdef NS_PRINT_PREVIEW
mParentWidget = aParentWidget; // not ref counted
#endif
nsresult rv;
NS_ENSURE_TRUE(mDocument, NS_ERROR_NULL_POINTER);
@@ -968,7 +983,7 @@ DocumentViewerImpl::Init(nsIWidget* aParentWidget,
PRBool makeCX = PR_FALSE;
if (!mPresContext) {
// Create presentation context
if (mIsDoingPrintPreview) {
if (mIsCreatingPrintPreview) {
mPresContext = do_CreateInstance(kPrintPreviewContextCID,&rv);
} else {
mPresContext = do_CreateInstance(kGalleyContextCID,&rv);
@@ -976,7 +991,11 @@ DocumentViewerImpl::Init(nsIWidget* aParentWidget,
if (NS_FAILED(rv)) return rv;
mPresContext->Init(aDeviceContext);
#ifdef NS_PRINT_PREVIEW
makeCX = !mIsDoingPrintPreview; // needs to be true except when we are already in PP
#else
makeCX = PR_TRUE;
#endif
}
nsCOMPtr<nsIInterfaceRequestor> requestor(do_QueryInterface(mContainer));
@@ -2841,7 +2860,7 @@ DocumentViewerImpl::ReflowPrintObject(PrintObject * aPO)
// create the PresContext
PRBool containerIsSet = PR_FALSE;
nsresult rv;
if (mIsDoingPrintPreview) {
if (mIsCreatingPrintPreview) {
aPO->mPresContext = do_CreateInstance(kPrintPreviewContextCID,&rv);
if (NS_FAILED(rv)) {
return rv;
@@ -2926,9 +2945,9 @@ DocumentViewerImpl::ReflowPrintObject(PrintObject * aPO)
#ifdef NS_PRINT_PREVIEW
// Here we decide whether we need scrollbars and
// what the parent will be of the widget
if (mIsDoingPrintPreview) {
if (mIsCreatingPrintPreview) {
PRBool canCreateScrollbars = PR_FALSE;
nsIWidget* widget = mParentWidget;
nsCOMPtr<nsIWidget> widget = mParentWidget;
// the top PrintObject's widget will always have scrollbars
if (aPO->mParent != nsnull && aPO->mContent) {
nsCOMPtr<nsIFrameManager> frameMan;
@@ -2943,7 +2962,7 @@ DocumentViewerImpl::ReflowPrintObject(PrintObject * aPO)
nsIView* view = nsnull;
frame->GetView(aPO->mParent->mPresContext, &view);
if (view != nsnull) {
view->GetWidget(widget);
view->GetWidget(*getter_AddRefs(widget));
canCreateScrollbars = PR_FALSE;
}
}
@@ -2978,6 +2997,12 @@ DocumentViewerImpl::ReflowPrintObject(PrintObject * aPO)
// set it on the new pres shell
aPO->mPresShell->SetHistoryState(layoutState);
// turn off animated GIFs
if (aPO->mPresContext) {
aPO->mPresContext->GetImageAnimationMode(&aPO->mImgAnimationMode);
aPO->mPresContext->SetImageAnimationMode(eImageAnimation_None);
}
aPO->mPresShell->BeginObservingDocument();
nsMargin margin(0,0,0,0);
@@ -3050,14 +3075,29 @@ DocumentViewerImpl::ReflowPrintObject(PrintObject * aPO)
// Dump all the frames and view to a a file
FILE * fd = fopen(filename, "w");
if (fd) {
nsIFrame *theFrame;
aPO->mPresShell->GetRootFrame(&theFrame);
nsIFrame *theRootFrame;
aPO->mPresShell->GetRootFrame(&theRootFrame);
fprintf(fd, "Title: %s\n", docStr?docStr:"");
fprintf(fd, "URL: %s\n", urlStr?urlStr:"");
fprintf(fd, "--------------- Frames ----------------\n");
nsCOMPtr<nsIRenderingContext> renderingContext;
mPrt->mPrintDocDC->CreateRenderingContext(*getter_AddRefs(renderingContext));
DumpFrames(fd, aPO->mPresContext, renderingContext, theFrame, 0);
DumpFrames(fd, aPO->mPresContext, renderingContext, theRootFrame, 0);
fprintf(fd, "---------------------------------------\n\n");
fprintf(fd, "--------------- Views From Root Frame----------------\n");
nsIView * v;
theRootFrame->GetView(aPO->mPresContext, &v);
if (v) {
v->List(fd);
} else {
printf("View is null!\n");
}
nsCOMPtr<nsIDocShell> docShell(do_QueryInterface(aPO->mWebShell));
if (docShell) {
fprintf(fd, "--------------- All Views ----------------\n");
DumpViews(docShell, fd);
fprintf(fd, "---------------------------------------\n\n");
}
fclose(fd);
}
if (docStr) nsMemory::Free(docStr);
@@ -4555,6 +4595,75 @@ DocumentViewerImpl::InstallNewPresentation()
ShowDocList(mPrt->mPrintObject, PR_TRUE);
}
void
DocumentViewerImpl::ReturnToGalleyPresentation()
{
if (!mIsDoingPrintPreview) {
NS_ASSERTION(0, "Wow, we should never get here!");
return;
}
delete mPrtPreview;
mPrtPreview = nsnull;
// Get the current size of what is being viewed
nsRect area;
mPresContext->GetVisibleArea(area);
nsRect bounds;
mWindow->GetBounds(bounds);
// In case we have focus focus the parent DocShell
// which in this case should always be chrome
nsCOMPtr<nsIDocShellTreeItem> dstParentItem;
nsCOMPtr<nsIDocShellTreeItem> dstItem(do_QueryInterface(mContainer));
if (dstItem) {
dstItem->GetParent(getter_AddRefs(dstParentItem));
nsCOMPtr<nsIDocShell> docShell(do_QueryInterface(dstParentItem));
if (docShell) {
docShell->SetHasFocus(PR_TRUE);
}
}
// Start to kill off the old Presentation
// by cleaning up the PresShell
if (mPresShell) {
// Break circular reference (or something)
mPresShell->EndObservingDocument();
nsCOMPtr<nsISelection> selection;
nsresult rv = GetDocumentSelection(getter_AddRefs(selection));
nsCOMPtr<nsISelectionPrivate> selPrivate(do_QueryInterface(selection));
if (NS_SUCCEEDED(rv) && selPrivate && mSelectionListener)
selPrivate->RemoveSelectionListener(mSelectionListener);
mPresShell->Destroy();
}
// clear weak references before we go away
if (mPresContext) {
mPresContext->SetContainer(nsnull);
mPresContext->SetLinkHandler(nsnull);
}
// Destroy the old Presentation
mPresShell = nsnull;
mPresContext = nsnull;
mViewManager = nsnull;
mWindow = nsnull;
// Very important! Turn On scripting
TurnScriptingOn(PR_TRUE);
nsresult rv = Init(mParentWidget, mDeviceContext, bounds);
// this needs to be set here not earlier,
// because it is needing when re-constructing the Galley Mode)
mIsDoingPrintPreview = PR_FALSE;
mViewManager->EnableRefresh(NS_VMREFRESH_NO_SYNC);
Show();
}
#endif // NS_PRINT_PREVIEW
/** ---------------------------------------------------
@@ -4578,20 +4687,27 @@ DocumentViewerImpl::PrintPreview()
// another is still in here (the printing dialog is a good example).
// the only time we can print more than one job at a time is the regression tests
if (mIsDoingPrintPreview) {
#if 0
// Let the user know we are not ready to print.
rv = NS_ERROR_NOT_AVAILABLE;
ShowPrintErrorDialog(rv);
return rv;
#else
ReturnToGalleyPresentation();
return NS_OK;
#endif
}
// Let's print ...
mIsDoingPrintPreview = PR_TRUE;
mIsCreatingPrintPreview = PR_TRUE;
mIsDoingPrintPreview = PR_TRUE;
mPrt = new PrintData();
if (mPrt == nsnull) {
mIsDoingPrintPreview = PR_FALSE;
mIsCreatingPrintPreview = PR_FALSE;
return NS_ERROR_OUT_OF_MEMORY;
}
mIsDoingPrintPreview = PR_TRUE;
// Very important! Turn Off scripting
TurnScriptingOn(PR_FALSE);
@@ -4608,7 +4724,8 @@ DocumentViewerImpl::PrintPreview()
if (mPrt->mPrintDocList == nsnull) {
mPrt->mPrintDocList = new nsVoidArray();
if (mPrt->mPrintDocList == nsnull) {
mIsDoingPrintPreview = PR_FALSE;
mIsCreatingPrintPreview = PR_FALSE;
mIsDoingPrintPreview = PR_FALSE;
TurnScriptingOn(PR_TRUE);
return NS_ERROR_FAILURE;
}
@@ -4715,7 +4832,7 @@ DocumentViewerImpl::PrintPreview()
}
rv = DocumentReadyForPrinting();
mIsDoingPrintPreview = PR_FALSE;
mIsCreatingPrintPreview = PR_FALSE;
/* cleaup on failure + notify user */
if (NS_FAILED(rv)) {
@@ -4730,6 +4847,8 @@ DocumentViewerImpl::PrintPreview()
*/
ShowPrintErrorDialog(rv);
TurnScriptingOn(PR_TRUE);
mIsCreatingPrintPreview = PR_FALSE;
mIsDoingPrintPreview = PR_FALSE;
return rv;
}
@@ -4740,6 +4859,8 @@ DocumentViewerImpl::PrintPreview()
// Noew create the new Presentation and display it
InstallNewPresentation();
// PrintPreview was built using the mPrt (code reuse)
// then we assign it over
mPrtPreview = mPrt;
mPrt = nsnull;

159
mozilla/layout/base/nsDocumentViewer.cpp
View File

@@ -333,6 +333,8 @@ public:
nsRect mClipRect;
nsImageAnimation mImgAnimationMode;
private:
PrintObject& operator=(const PrintObject& aOther); // not implemented
@@ -520,6 +522,7 @@ private:
nsresult RemoveEventProcessorFromVMs(PrintObject* aPO);
nsresult ShowDocList(PrintObject* aPO, PRBool aShow);
void InstallNewPresentation();
void ReturnToGalleyPresentation();
void TurnScriptingOn(PRBool aDoTurnOn);
#endif
@@ -573,14 +576,15 @@ protected:
PRBool mIsPrinting;
PrintData* mPrt;
nsPagePrintTimer* mPagePrintTimer;
nsIWidget* mParentWidget;
#ifdef NS_PRINT_PREVIEW
PRBool mIsDoingPrintPreview; // per DocumentViewer
nsIWidget* mParentWidget; // purposely won't be ref counted
PrintData* mPrtPreview;
#endif
// static memeber variables
static PRBool mIsDoingPrintPreview;
static PRBool mIsCreatingPrintPreview;
static PRBool mIsDoingPrinting;
// document management data
@@ -799,12 +803,17 @@ PrintObject::PrintObject() :
mRect(0,0,0,0), mReflowRect(0,0,0,0),
mParent(nsnull), mHasBeenPrinted(PR_FALSE), mDontPrint(PR_TRUE),
mPrintAsIs(PR_FALSE), mSkippedPageEject(PR_FALSE), mSharedPresShell(PR_FALSE),
mClipRect(-1,-1, -1, -1)
mClipRect(-1,-1, -1, -1),
mImgAnimationMode(eImageAnimation_Normal)
{
}
PrintObject::~PrintObject()
{
if (mPresContext) {
mPresContext->SetImageAnimationMode(mImgAnimationMode);
}
for (PRInt32 i=0;i<mKids.Count();i++) {
PrintObject* po = (PrintObject*)mKids[i];
NS_ASSERTION(po, "PrintObject can't be null!");
@@ -824,8 +833,8 @@ static NS_DEFINE_CID(kWidgetCID, NS_CHILD_CID);
static NS_DEFINE_CID(kViewCID, NS_VIEW_CID);
// Data members
PRBool DocumentViewerImpl::mIsDoingPrintPreview = PR_FALSE;
PRBool DocumentViewerImpl::mIsDoingPrinting = PR_FALSE;
PRBool DocumentViewerImpl::mIsCreatingPrintPreview = PR_FALSE;
PRBool DocumentViewerImpl::mIsDoingPrinting = PR_FALSE;
nsresult
NS_NewDocumentViewer(nsIDocumentViewer** aResult)
@@ -847,7 +856,10 @@ DocumentViewerImpl::DocumentViewerImpl()
{
NS_INIT_ISUPPORTS();
PrepareToStartLoad();
#ifdef NS_PRINT_PREVIEW
mParentWidget = nsnull;
#endif
}
void DocumentViewerImpl::PrepareToStartLoad() {
@@ -858,7 +870,8 @@ void DocumentViewerImpl::PrepareToStartLoad() {
mIsPrinting = PR_FALSE;
#ifdef NS_PRINT_PREVIEW
mPrtPreview = nsnull;
mIsDoingPrintPreview = PR_FALSE;
mPrtPreview = nsnull;
#endif
}
@@ -952,7 +965,9 @@ DocumentViewerImpl::Init(nsIWidget* aParentWidget,
nsIDeviceContext* aDeviceContext,
const nsRect& aBounds)
{
mParentWidget = aParentWidget;
#ifdef NS_PRINT_PREVIEW
mParentWidget = aParentWidget; // not ref counted
#endif
nsresult rv;
NS_ENSURE_TRUE(mDocument, NS_ERROR_NULL_POINTER);
@@ -968,7 +983,7 @@ DocumentViewerImpl::Init(nsIWidget* aParentWidget,
PRBool makeCX = PR_FALSE;
if (!mPresContext) {
// Create presentation context
if (mIsDoingPrintPreview) {
if (mIsCreatingPrintPreview) {
mPresContext = do_CreateInstance(kPrintPreviewContextCID,&rv);
} else {
mPresContext = do_CreateInstance(kGalleyContextCID,&rv);
@@ -976,7 +991,11 @@ DocumentViewerImpl::Init(nsIWidget* aParentWidget,
if (NS_FAILED(rv)) return rv;
mPresContext->Init(aDeviceContext);
#ifdef NS_PRINT_PREVIEW
makeCX = !mIsDoingPrintPreview; // needs to be true except when we are already in PP
#else
makeCX = PR_TRUE;
#endif
}
nsCOMPtr<nsIInterfaceRequestor> requestor(do_QueryInterface(mContainer));
@@ -2841,7 +2860,7 @@ DocumentViewerImpl::ReflowPrintObject(PrintObject * aPO)
// create the PresContext
PRBool containerIsSet = PR_FALSE;
nsresult rv;
if (mIsDoingPrintPreview) {
if (mIsCreatingPrintPreview) {
aPO->mPresContext = do_CreateInstance(kPrintPreviewContextCID,&rv);
if (NS_FAILED(rv)) {
return rv;
@@ -2926,9 +2945,9 @@ DocumentViewerImpl::ReflowPrintObject(PrintObject * aPO)
#ifdef NS_PRINT_PREVIEW
// Here we decide whether we need scrollbars and
// what the parent will be of the widget
if (mIsDoingPrintPreview) {
if (mIsCreatingPrintPreview) {
PRBool canCreateScrollbars = PR_FALSE;
nsIWidget* widget = mParentWidget;
nsCOMPtr<nsIWidget> widget = mParentWidget;
// the top PrintObject's widget will always have scrollbars
if (aPO->mParent != nsnull && aPO->mContent) {
nsCOMPtr<nsIFrameManager> frameMan;
@@ -2943,7 +2962,7 @@ DocumentViewerImpl::ReflowPrintObject(PrintObject * aPO)
nsIView* view = nsnull;
frame->GetView(aPO->mParent->mPresContext, &view);
if (view != nsnull) {
view->GetWidget(widget);
view->GetWidget(*getter_AddRefs(widget));
canCreateScrollbars = PR_FALSE;
}
}
@@ -2978,6 +2997,12 @@ DocumentViewerImpl::ReflowPrintObject(PrintObject * aPO)
// set it on the new pres shell
aPO->mPresShell->SetHistoryState(layoutState);
// turn off animated GIFs
if (aPO->mPresContext) {
aPO->mPresContext->GetImageAnimationMode(&aPO->mImgAnimationMode);
aPO->mPresContext->SetImageAnimationMode(eImageAnimation_None);
}
aPO->mPresShell->BeginObservingDocument();
nsMargin margin(0,0,0,0);
@@ -3050,14 +3075,29 @@ DocumentViewerImpl::ReflowPrintObject(PrintObject * aPO)
// Dump all the frames and view to a a file
FILE * fd = fopen(filename, "w");
if (fd) {
nsIFrame *theFrame;
aPO->mPresShell->GetRootFrame(&theFrame);
nsIFrame *theRootFrame;
aPO->mPresShell->GetRootFrame(&theRootFrame);
fprintf(fd, "Title: %s\n", docStr?docStr:"");
fprintf(fd, "URL: %s\n", urlStr?urlStr:"");
fprintf(fd, "--------------- Frames ----------------\n");
nsCOMPtr<nsIRenderingContext> renderingContext;
mPrt->mPrintDocDC->CreateRenderingContext(*getter_AddRefs(renderingContext));
DumpFrames(fd, aPO->mPresContext, renderingContext, theFrame, 0);
DumpFrames(fd, aPO->mPresContext, renderingContext, theRootFrame, 0);
fprintf(fd, "---------------------------------------\n\n");
fprintf(fd, "--------------- Views From Root Frame----------------\n");
nsIView * v;
theRootFrame->GetView(aPO->mPresContext, &v);
if (v) {
v->List(fd);
} else {
printf("View is null!\n");
}
nsCOMPtr<nsIDocShell> docShell(do_QueryInterface(aPO->mWebShell));
if (docShell) {
fprintf(fd, "--------------- All Views ----------------\n");
DumpViews(docShell, fd);
fprintf(fd, "---------------------------------------\n\n");
}
fclose(fd);
}
if (docStr) nsMemory::Free(docStr);
@@ -4555,6 +4595,75 @@ DocumentViewerImpl::InstallNewPresentation()
ShowDocList(mPrt->mPrintObject, PR_TRUE);
}
void
DocumentViewerImpl::ReturnToGalleyPresentation()
{
if (!mIsDoingPrintPreview) {
NS_ASSERTION(0, "Wow, we should never get here!");
return;
}
delete mPrtPreview;
mPrtPreview = nsnull;
// Get the current size of what is being viewed
nsRect area;
mPresContext->GetVisibleArea(area);
nsRect bounds;
mWindow->GetBounds(bounds);
// In case we have focus focus the parent DocShell
// which in this case should always be chrome
nsCOMPtr<nsIDocShellTreeItem> dstParentItem;
nsCOMPtr<nsIDocShellTreeItem> dstItem(do_QueryInterface(mContainer));
if (dstItem) {
dstItem->GetParent(getter_AddRefs(dstParentItem));
nsCOMPtr<nsIDocShell> docShell(do_QueryInterface(dstParentItem));
if (docShell) {
docShell->SetHasFocus(PR_TRUE);
}
}
// Start to kill off the old Presentation
// by cleaning up the PresShell
if (mPresShell) {
// Break circular reference (or something)
mPresShell->EndObservingDocument();
nsCOMPtr<nsISelection> selection;
nsresult rv = GetDocumentSelection(getter_AddRefs(selection));
nsCOMPtr<nsISelectionPrivate> selPrivate(do_QueryInterface(selection));
if (NS_SUCCEEDED(rv) && selPrivate && mSelectionListener)
selPrivate->RemoveSelectionListener(mSelectionListener);
mPresShell->Destroy();
}
// clear weak references before we go away
if (mPresContext) {
mPresContext->SetContainer(nsnull);
mPresContext->SetLinkHandler(nsnull);
}
// Destroy the old Presentation
mPresShell = nsnull;
mPresContext = nsnull;
mViewManager = nsnull;
mWindow = nsnull;
// Very important! Turn On scripting
TurnScriptingOn(PR_TRUE);
nsresult rv = Init(mParentWidget, mDeviceContext, bounds);
// this needs to be set here not earlier,
// because it is needing when re-constructing the Galley Mode)
mIsDoingPrintPreview = PR_FALSE;
mViewManager->EnableRefresh(NS_VMREFRESH_NO_SYNC);
Show();
}
#endif // NS_PRINT_PREVIEW
/** ---------------------------------------------------
@@ -4578,20 +4687,27 @@ DocumentViewerImpl::PrintPreview()
// another is still in here (the printing dialog is a good example).
// the only time we can print more than one job at a time is the regression tests
if (mIsDoingPrintPreview) {
#if 0
// Let the user know we are not ready to print.
rv = NS_ERROR_NOT_AVAILABLE;
ShowPrintErrorDialog(rv);
return rv;
#else
ReturnToGalleyPresentation();
return NS_OK;
#endif
}
// Let's print ...
mIsDoingPrintPreview = PR_TRUE;
mIsCreatingPrintPreview = PR_TRUE;
mIsDoingPrintPreview = PR_TRUE;
mPrt = new PrintData();
if (mPrt == nsnull) {
mIsDoingPrintPreview = PR_FALSE;
mIsCreatingPrintPreview = PR_FALSE;
return NS_ERROR_OUT_OF_MEMORY;
}
mIsDoingPrintPreview = PR_TRUE;
// Very important! Turn Off scripting
TurnScriptingOn(PR_FALSE);
@@ -4608,7 +4724,8 @@ DocumentViewerImpl::PrintPreview()
if (mPrt->mPrintDocList == nsnull) {
mPrt->mPrintDocList = new nsVoidArray();
if (mPrt->mPrintDocList == nsnull) {
mIsDoingPrintPreview = PR_FALSE;
mIsCreatingPrintPreview = PR_FALSE;
mIsDoingPrintPreview = PR_FALSE;
TurnScriptingOn(PR_TRUE);
return NS_ERROR_FAILURE;
}
@@ -4715,7 +4832,7 @@ DocumentViewerImpl::PrintPreview()
}
rv = DocumentReadyForPrinting();
mIsDoingPrintPreview = PR_FALSE;
mIsCreatingPrintPreview = PR_FALSE;
/* cleaup on failure + notify user */
if (NS_FAILED(rv)) {
@@ -4730,6 +4847,8 @@ DocumentViewerImpl::PrintPreview()
*/
ShowPrintErrorDialog(rv);
TurnScriptingOn(PR_TRUE);
mIsCreatingPrintPreview = PR_FALSE;
mIsDoingPrintPreview = PR_FALSE;
return rv;
}
@@ -4740,6 +4859,8 @@ DocumentViewerImpl::PrintPreview()
// Noew create the new Presentation and display it
InstallNewPresentation();
// PrintPreview was built using the mPrt (code reuse)
// then we assign it over
mPrtPreview = mPrt;
mPrt = nsnull;