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Initial check in for print preview work it is complied in for Windows and linix only

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The bulk of print preview can be turned on/off with NS_PRINT_PREVIEW define
Bug 107562 r=kmcclusk sr=attinasi


git-svn-id: svn://10.0.0.236/trunk@107260 18797224-902f-48f8-a5cc-f745e15eee43
This commit is contained in:
rods%netscape.com
2001-11-03 14:59:39 +00:00
parent b258c8f56c
commit 1100db8190
57 changed files with 3014 additions and 895 deletions
Download Patch File Download Diff File Expand all files Collapse all files

289
mozilla/layout/generic/nsPageFrame.cpp
View File

@@ -48,6 +48,13 @@
#include "nsIPresShell.h"
#include "nsIDeviceContext.h"
#include "nsReadableUtils.h"
#include "nsIPrintPreviewContext.h"
#include "nsIView.h" // view flags for clipping
#include "nsHTMLContainerFrame.h" // view creation
#include "nsSimplePageSequence.h" // for nsSharedPageData
// for page number localization formatting
#include "nsTextFormatter.h"
@@ -61,14 +68,8 @@
#include "nsIServiceManager.h"
static NS_DEFINE_CID(kPrintOptionsCID, NS_PRINTOPTIONS_CID);
// static data members
PRUnichar * nsPageFrame::mDateTimeStr = nsnull;
nsFont * nsPageFrame::mHeadFootFont = nsnull;
PRUnichar * nsPageFrame::mPageNumFormat = nsnull;
PRUnichar * nsPageFrame::mPageNumAndTotalsFormat = nsnull;
#if defined(DEBUG_rods) || defined(DEBUG_dcone)
#define DEBUG_PRINTING
//#define DEBUG_PRINTING
#endif
#ifdef DEBUG_PRINTING
@@ -85,6 +86,7 @@ PRUnichar * nsPageFrame::mPageNumAndTotalsFormat = nsnull;
#define PRINT_DEBUG_MSG5(_msg1, _msg2, _msg3, _msg4, _msg5)
#endif
nsresult
NS_NewPageFrame(nsIPresShell* aPresShell, nsIFrame** aNewFrame)
{
@@ -103,49 +105,50 @@ NS_NewPageFrame(nsIPresShell* aPresShell, nsIFrame** aNewFrame)
nsPageFrame::nsPageFrame() :
mSupressHF(PR_FALSE),
mClipRect(-1, -1, -1, -1)
{
#ifdef NS_DEBUG
mDebugFD = stdout;
#endif
nsresult rv;
mPrintOptions = do_GetService(kPrintOptionsCID, &rv);
if (mHeadFootFont == nsnull) {
mHeadFootFont = new nsFont("serif", NS_FONT_STYLE_NORMAL,NS_FONT_VARIANT_NORMAL,
NS_FONT_WEIGHT_NORMAL,0,NSIntPointsToTwips(10));
}
// now get the default font form the print options
mPrintOptions->GetDefaultFont(*mHeadFootFont);
}
nsPageFrame::~nsPageFrame()
{
if (mHeadFootFont != nsnull) {
delete mHeadFootFont;
mHeadFootFont = nsnull;
}
if (mDateTimeStr) {
nsMemory::Free(mDateTimeStr);
mDateTimeStr = nsnull;
}
if (mPageNumFormat) {
nsMemory::Free(mPageNumFormat);
mPageNumFormat = nsnull;
}
if (mPageNumAndTotalsFormat) {
nsMemory::Free(mPageNumAndTotalsFormat);
mPageNumAndTotalsFormat = nsnull;
}
}
NS_METHOD nsPageFrame::Reflow(nsIPresContext* aPresContext,
nsHTMLReflowMetrics& aDesiredSize,
const nsHTMLReflowState& aReflowState,
nsReflowStatus& aStatus)
NS_IMETHODIMP
nsPageFrame::SetInitialChildList(nsIPresContext* aPresContext,
nsIAtom* aListName,
nsIFrame* aChildList)
{
// only create a view for the area frame if we are printing the selection
// (Also skip it if we are doing PrintPreview)
nsCOMPtr<nsIPrintPreviewContext> ppContext = do_QueryInterface(aPresContext);
if (!ppContext) {
nsresult rv;
nsCOMPtr<nsIPrintOptions> printService = do_GetService(kPrintOptionsCID, &rv);
if (NS_SUCCEEDED(rv)) {
PRInt16 printRangeType = nsIPrintOptions::kRangeAllPages;
printService->GetPrintRange(&printRangeType);
// make sure we are printing the selection
if (printRangeType == nsIPrintOptions::kRangeSelection) {
nsIView* view;
aChildList->GetView(aPresContext, &view);
if (view == nsnull) {
nsCOMPtr<nsIStyleContext> styleContext;
aChildList->GetStyleContext(getter_AddRefs(styleContext));
nsHTMLContainerFrame::CreateViewForFrame(aPresContext, aChildList,
styleContext, nsnull, PR_TRUE);
}
}
}
}
return nsContainerFrame::SetInitialChildList(aPresContext, aListName, aChildList);
}
NS_IMETHODIMP nsPageFrame::Reflow(nsIPresContext* aPresContext,
nsHTMLReflowMetrics& aDesiredSize,
const nsHTMLReflowState& aReflowState,
nsReflowStatus& aStatus)
{
DO_GLOBAL_REFLOW_COUNT("nsPageFrame", aReflowState.reason);
DISPLAY_REFLOW(this, aReflowState, aDesiredSize, aStatus);
@@ -209,13 +212,15 @@ NS_METHOD nsPageFrame::Reflow(nsIPresContext* aPresContext,
// XXX Pay attention to the page's border and padding...
if (mFrames.NotEmpty()) {
nsIFrame* frame = mFrames.FirstChild();
nsSize maxSize(aReflowState.availableWidth, aReflowState.availableHeight);
nsHTMLReflowState kidReflowState(aPresContext, aReflowState, frame,
maxSize);
nsSize maxSize(mPD->mReflowRect.width - mPD->mReflowMargin.right - mPD->mReflowMargin.left,
mPD->mReflowRect.height - mPD->mReflowMargin.top - mPD->mReflowMargin.bottom);
nsHTMLReflowState kidReflowState(aPresContext, aReflowState, frame, maxSize);
kidReflowState.isTopOfPage = PR_TRUE;
kidReflowState.availableWidth = maxSize.width;
kidReflowState.availableHeight = maxSize.height;
// Get the child's desired size
ReflowChild(frame, aPresContext, aDesiredSize, kidReflowState, 0, 0, 0, aStatus);
ReflowChild(frame, aPresContext, aDesiredSize, kidReflowState, mPD->mReflowMargin.left, mPD->mReflowMargin.top, 0, aStatus);
// Make sure the child is at least as tall as our max size (the containing window)
if (aDesiredSize.height < aReflowState.availableHeight) {
@@ -223,7 +228,7 @@ NS_METHOD nsPageFrame::Reflow(nsIPresContext* aPresContext,
}
// Place and size the child
FinishReflowChild(frame, aPresContext, aDesiredSize, 0, 0, 0);
FinishReflowChild(frame, aPresContext, aDesiredSize, mPD->mReflowMargin.left, mPD->mReflowMargin.top, 0);
// Is the frame complete?
if (NS_FRAME_IS_COMPLETE(aStatus)) {
@@ -306,8 +311,8 @@ nsPageFrame::ProcessSpecialCodes(const nsString& aStr, nsString& aNewStr)
PRUnichar * kDate = GetUStr("&D");
if (kDate != nsnull) {
if (aStr.Find(kDate) > -1) {
if (mDateTimeStr != nsnull) {
aNewStr.ReplaceSubstring(kDate, mDateTimeStr);
if (mPD->mDateTimeStr != nsnull) {
aNewStr.ReplaceSubstring(kDate, mPD->mDateTimeStr);
} else {
aNewStr.ReplaceSubstring(kDate, NS_LITERAL_STRING("").get());
}
@@ -324,7 +329,7 @@ nsPageFrame::ProcessSpecialCodes(const nsString& aStr, nsString& aNewStr)
PRUnichar * kPage = GetUStr("&PT");
if (kPage != nsnull) {
if (aStr.Find(kPage) > -1) {
PRUnichar * uStr = nsTextFormatter::smprintf(mPageNumAndTotalsFormat, mPageNum, mTotNumPages);
PRUnichar * uStr = nsTextFormatter::smprintf(mPD->mPageNumAndTotalsFormat, mPageNum, mTotNumPages);
aNewStr.ReplaceSubstring(kPage, uStr);
nsMemory::Free(uStr);
nsMemory::Free(kPage);
@@ -338,7 +343,7 @@ nsPageFrame::ProcessSpecialCodes(const nsString& aStr, nsString& aNewStr)
kPage = GetUStr("&P");
if (kPage != nsnull) {
if (aStr.Find(kPage) > -1) {
PRUnichar * uStr = nsTextFormatter::smprintf(mPageNumFormat, mPageNum);
PRUnichar * uStr = nsTextFormatter::smprintf(mPD->mPageNumFormat, mPageNum);
aNewStr.ReplaceSubstring(kPage, uStr);
nsMemory::Free(uStr);
nsMemory::Free(kPage);
@@ -351,7 +356,7 @@ nsPageFrame::ProcessSpecialCodes(const nsString& aStr, nsString& aNewStr)
if (kTitle != nsnull) {
if (aStr.Find(kTitle) > -1) {
PRUnichar * uTitle;
mPrintOptions->GetTitle(&uTitle); // creates memory
mPD->mPrintOptions->GetTitle(&uTitle); // creates memory
SubstValueForCode(aNewStr, kTitle, uTitle);
nsMemory::Free(uTitle);
nsMemory::Free(kTitle);
@@ -364,7 +369,7 @@ nsPageFrame::ProcessSpecialCodes(const nsString& aStr, nsString& aNewStr)
if (kDocURL != nsnull) {
if (aStr.Find(kDocURL) > -1) {
PRUnichar * uDocURL;
mPrintOptions->GetDocURL(&uDocURL); // creates memory
mPD->mPrintOptions->GetDocURL(&uDocURL); // creates memory
SubstValueForCode(aNewStr, kDocURL, uDocURL);
nsMemory::Free(uDocURL);
nsMemory::Free(kDocURL);
@@ -491,23 +496,18 @@ nsPageFrame::DrawHeaderFooter(nsIRenderingContext& aRenderingContext,
// cacl the x and y positions of the text
nsRect rect(aRect);
nscoord quarterInch = NS_INCHES_TO_TWIPS(0.25);
rect.Deflate(quarterInch,0);
nscoord x = GetXPosition(aRenderingContext, rect, aJust, str);
nscoord y;
if (aHeaderFooter == eHeader) {
nscoord offset = ((mMargin.top - aHeight) / 2);
y = rect.y - offset - aHeight;
rect.Inflate(0, offset + aHeight);
y = rect.y;
} else {
nscoord offset = ((mMargin.bottom - aHeight) / 2);
y = rect.y + rect.height + offset;
rect.height += offset + aHeight;
y = rect.y + rect.height - aHeight;
}
// set up new clip and draw the text
PRBool clipEmpty;
aRenderingContext.PushState();
aRenderingContext.SetColor(NS_RGB(0,0,0));
aRenderingContext.SetClipRect(rect, nsClipCombine_kReplace, clipEmpty);
aRenderingContext.DrawString(str, x, y + aAscent);
aRenderingContext.PopState(clipEmpty);
@@ -545,7 +545,9 @@ nsPageFrame::Paint(nsIPresContext* aPresContext,
nsRect rect;
PRBool clipEmpty;
if (mClipRect.width != -1 || mClipRect.height != -1) {
PRBool specialClipIsSet = mClipRect.width != -1 || mClipRect.height != -1;
if (specialClipIsSet) {
#ifdef DEBUG_PRINTING
if (NS_FRAME_PAINT_LAYER_FOREGROUND == aWhichLayer) {
printf("*** ClipRect: %5d,%5d,%5d,%5d\n", mClipRect.x, mClipRect.y, mClipRect.width, mClipRect.height);
@@ -559,12 +561,85 @@ nsPageFrame::Paint(nsIPresContext* aPresContext,
rect = mRect;
}
#ifdef DEBUG_PRINTING
if (NS_FRAME_PAINT_LAYER_BACKGROUND == aWhichLayer) {
aRenderingContext.SetColor(NS_RGB(255,255,255));
rect.x = 0;
rect.y = 0;
aRenderingContext.FillRect(rect);
nsRect pr = rect;
pr.x = 0;
pr.y = 0;
nsCOMPtr<nsIPrintPreviewContext> ppContext = do_QueryInterface(aPresContext);
nsRect pageSize;
nsRect adjSize;
aPresContext->GetPageDim(&pageSize, &adjSize);
if (ppContext && pageSize == adjSize) {
pr.width -= mPD->mShadowSize.width;
pr.height -= mPD->mShadowSize.height;
// paint just the page
aRenderingContext.SetColor(NS_RGB(192,208,240));
aRenderingContext.FillRect(pr);
pr.Deflate(mPD->mReflowMargin);
aRenderingContext.SetColor(NS_RGB(255,255,255));
aRenderingContext.FillRect(pr);
} else {
nsRect pr = rect;
aRenderingContext.SetColor(NS_RGB(255,255,255));
pr.x = 0;
pr.y = 0;
aRenderingContext.FillRect(rect);
aRenderingContext.SetColor(NS_RGB(0,0,0));
mPD->mPrintOptions->GetMarginInTwips(mMargin);
rect.Deflate(mMargin);
aRenderingContext.DrawRect(mRect);
}
if (mPD->mShadowSize.width > 0 && mPD->mShadowSize.height > 0) {
aRenderingContext.SetColor(NS_RGB(0,0,0));
nsRect r(0,0, mRect.width, mRect.height);
nsRect shadowRect;
shadowRect.x = r.x + r.width - mPD->mShadowSize.width;
shadowRect.y = r.y + mPD->mShadowSize.height;
shadowRect.width = mPD->mShadowSize.width;
shadowRect.height = r.height - mPD->mShadowSize.height;
aRenderingContext.FillRect(shadowRect);
shadowRect.x = r.x + mPD->mShadowSize.width;
shadowRect.y = r.y + r.height - mPD->mShadowSize.height;
shadowRect.width = r.width - mPD->mShadowSize.width;
shadowRect.height = mPD->mShadowSize.height;
aRenderingContext.FillRect(shadowRect);
}
}
#else
if (NS_FRAME_PAINT_LAYER_BACKGROUND == aWhichLayer) {
nsCOMPtr<nsIPrintPreviewContext> ppContext = do_QueryInterface(aPresContext);
if (ppContext) {
aRenderingContext.SetColor(NS_RGB(255,255,255));
rect.x = 0;
rect.y = 0;
rect.width -= mPD->mShadowSize.width;
rect.height -= mPD->mShadowSize.height;
aRenderingContext.FillRect(rect);
if (mPD->mShadowSize.width > 0 && mPD->mShadowSize.height > 0) {
aRenderingContext.SetColor(NS_RGB(0,0,0));
nsRect r(0,0, mRect.width, mRect.height);
nsRect shadowRect;
shadowRect.x = r.x + r.width - mPD->mShadowSize.width;
shadowRect.y = r.y + mPD->mShadowSize.height;
shadowRect.width = mPD->mShadowSize.width;
shadowRect.height = r.height - mPD->mShadowSize.height;
aRenderingContext.FillRect(shadowRect);
shadowRect.x = r.x + mPD->mShadowSize.width;
shadowRect.y = r.y + r.height - mPD->mShadowSize.height;
shadowRect.width = r.width - mPD->mShadowSize.width;
shadowRect.height = mPD->mShadowSize.height;
aRenderingContext.FillRect(shadowRect);
}
}
}
#endif
nsresult rv = nsContainerFrame::Paint(aPresContext, aRenderingContext, aDirtyRect, aWhichLayer);
@@ -573,32 +648,35 @@ nsPageFrame::Paint(nsIPresContext* aPresContext,
nsRect r;
fprintf(mDebugFD, "PF::Paint -> %p SupHF: %s Rect: [%5d,%5d,%5d,%5d]\n", this,
mSupressHF?"Yes":"No", mRect.x, mRect.y, mRect.width, mRect.height);
fprintf(stdout, "PF::Paint -> %p SupHF: %s Rect: [%5d,%5d,%5d,%5d]\n", this,
mSupressHF?"Yes":"No", mRect.x, mRect.y, mRect.width, mRect.height);
}
#endif
if (NS_FRAME_PAINT_LAYER_FOREGROUND == aWhichLayer && !mSupressHF) {
// get the current margin
mPrintOptions->GetMarginInTwips(mMargin);
mPD->mPrintOptions->GetMarginInTwips(mMargin);
nsRect rect(0,0,mRect.width, mRect.height);
rect.SetRect(0, 0, mRect.width - mPD->mShadowSize.width, mRect.height - mPD->mShadowSize.height);
#if defined(DEBUG_rods) || defined(DEBUG_dcone)
{
nsRect rct(0, 0, mRect.width, mRect.height);
// XXX Paint a one-pixel border around the page so it's easy to see where
// each page begins and ends when we're
float p2t;
aPresContext->GetPixelsToTwips(&p2t);
rect.Deflate(NSToCoordRound(p2t), NSToCoordRound(p2t));
rct.Deflate(mMargin);
//float p2t;
//aPresContext->GetPixelsToTwips(&p2t);
//rect.Deflate(NSToCoordRound(p2t), NSToCoordRound(p2t));
aRenderingContext.SetColor(NS_RGB(0, 0, 0));
aRenderingContext.DrawRect(rect);
rect.Inflate(NSToCoordRound(p2t), NSToCoordRound(p2t));
aRenderingContext.DrawRect(rct);
//rect.Inflate(NSToCoordRound(p2t), NSToCoordRound(p2t));
fprintf(mDebugFD, "PageFr::PaintChild -> Painting Frame %p Page No: %d\n", this, mPageNum);
}
#endif
// use the whole page
rect.width += mMargin.left + mMargin.right;
rect.x -= mMargin.left;
aRenderingContext.SetFont(*mHeadFootFont);
aRenderingContext.SetFont(*mPD->mHeadFootFont);
aRenderingContext.SetColor(NS_RGB(0,0,0));
// Get the FontMetrics to determine width.height of strings
@@ -606,7 +684,7 @@ nsPageFrame::Paint(nsIPresContext* aPresContext,
aPresContext->GetDeviceContext(getter_AddRefs(deviceContext));
NS_ASSERTION(deviceContext, "Couldn't get the device context");
nsCOMPtr<nsIFontMetrics> fontMet;
deviceContext->GetMetricsFor(*mHeadFootFont, *getter_AddRefs(fontMet));
deviceContext->GetMetricsFor(*mPD->mHeadFootFont, *getter_AddRefs(fontMet));
nscoord ascent = 0;
nscoord visibleHeight = 0;
if (fontMet) {
@@ -616,9 +694,9 @@ nsPageFrame::Paint(nsIPresContext* aPresContext,
// print document headers and footers
PRUnichar * headers[3];
mPrintOptions->GetHeaderStrLeft(&headers[0]); // creates memory
mPrintOptions->GetHeaderStrCenter(&headers[1]); // creates memory
mPrintOptions->GetHeaderStrRight(&headers[2]); // creates memory
mPD->mPrintOptions->GetHeaderStrLeft(&headers[0]); // creates memory
mPD->mPrintOptions->GetHeaderStrCenter(&headers[1]); // creates memory
mPD->mPrintOptions->GetHeaderStrRight(&headers[2]); // creates memory
DrawHeaderFooter(aRenderingContext, this, eHeader, nsIPrintOptions::kJustLeft,
nsAutoString(headers[0]), nsAutoString(headers[1]), nsAutoString(headers[2]),
rect, ascent, visibleHeight);
@@ -626,9 +704,9 @@ nsPageFrame::Paint(nsIPresContext* aPresContext,
for (i=0;i<3;i++) nsMemory::Free(headers[i]);
PRUnichar * footers[3];
mPrintOptions->GetFooterStrLeft(&footers[0]); // creates memory
mPrintOptions->GetFooterStrCenter(&footers[1]); // creates memory
mPrintOptions->GetFooterStrRight(&footers[2]); // creates memory
mPD->mPrintOptions->GetFooterStrLeft(&footers[0]); // creates memory
mPD->mPrintOptions->GetFooterStrCenter(&footers[1]); // creates memory
mPD->mPrintOptions->GetFooterStrRight(&footers[2]); // creates memory
DrawHeaderFooter(aRenderingContext, this, eFooter, nsIPrintOptions::kJustRight,
nsAutoString(footers[0]), nsAutoString(footers[1]), nsAutoString(footers[2]),
rect, ascent, visibleHeight);
@@ -637,23 +715,10 @@ nsPageFrame::Paint(nsIPresContext* aPresContext,
}
aRenderingContext.PopState(clipEmpty);
return rv;
}
//------------------------------------------------------------------------------
void
nsPageFrame::SetPrintOptions(nsIPrintOptions * aPrintOptions)
{
NS_ASSERTION(aPrintOptions != nsnull, "Print Options can not be null!");
mPrintOptions = aPrintOptions;
// create a default font
mHeadFootFont = new nsFont("serif", NS_FONT_STYLE_NORMAL,NS_FONT_VARIANT_NORMAL,
NS_FONT_WEIGHT_NORMAL,0,NSIntPointsToTwips(10));
// now get the default font form the print options
mPrintOptions->GetDefaultFont(*mHeadFootFont);
}
//------------------------------------------------------------------------------
void
nsPageFrame::SetPageNumInfo(PRInt32 aPageNumber, PRInt32 aTotalPages)
@@ -663,33 +728,3 @@ nsPageFrame::SetPageNumInfo(PRInt32 aPageNumber, PRInt32 aTotalPages)
}
//------------------------------------------------------------------------------
void
nsPageFrame::SetPageNumberFormat(PRUnichar * aFormatStr, PRBool aForPageNumOnly)
{
NS_ASSERTION(aFormatStr != nsnull, "Format string cannot be null!");
if (aForPageNumOnly) {
if (mPageNumFormat != nsnull) {
nsMemory::Free(mPageNumFormat);
}
mPageNumFormat = aFormatStr;
} else {
if (mPageNumAndTotalsFormat != nsnull) {
nsMemory::Free(mPageNumAndTotalsFormat);
}
mPageNumAndTotalsFormat = aFormatStr;
}
}
//------------------------------------------------------------------------------
void
nsPageFrame::SetDateTimeStr(PRUnichar * aDateTimeStr)
{
NS_ASSERTION(aDateTimeStr != nsnull, "DateTime string cannot be null!");
if (mDateTimeStr != nsnull) {
nsMemory::Free(mDateTimeStr);
}
mDateTimeStr = aDateTimeStr;
}