Files
tubestation/layout/tools/layout-debug/src/nsRegressionTester.cpp

155 lines
3.9 KiB
C++

/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#include "nsISupports.h"
#include "nsRegressionTester.h"
#include "nsXPIDLString.h"
#include "nsReadableUtils.h"
#include "nsIWindowWatcher.h"
#include "nsVoidArray.h"
#include "nsIDocShellTreeItem.h"
#include "nsIDocShellTreeNode.h"
#include "nsPIDOMWindow.h"
#include "nsIPresShell.h"
#include "nsIURI.h"
#include "nsISimpleEnumerator.h"
#include "nsIDocShell.h"
#include "nsIContentViewer.h"
#include "nsIContentViewerFile.h"
#include "nsIFrame.h"
#include "nsStyleStruct.h"
#include "nsIFrameUtil.h"
#include "nsLayoutCID.h"
#include "nsNetUtil.h"
#include "nsIFile.h"
#include "nsIViewManager.h"
#include "nsView.h"
static NS_DEFINE_CID(kFrameUtilCID, NS_FRAME_UTIL_CID);
nsRegressionTester::nsRegressionTester()
{
}
nsRegressionTester::~nsRegressionTester()
{
}
NS_IMPL_ISUPPORTS1(nsRegressionTester, nsILayoutRegressionTester)
NS_IMETHODIMP
nsRegressionTester::DumpFrameModel(nsIDOMWindow *aWindowToDump,
nsIFile *aDestFile,
uint32_t aFlagsMask, int32_t *aResult)
{
NS_ENSURE_ARG(aWindowToDump);
NS_ENSURE_ARG_POINTER(aResult);
*aResult = DUMP_RESULT_ERROR;
#ifndef DEBUG
return NS_ERROR_NOT_AVAILABLE;
#else
nsresult rv = NS_ERROR_NOT_AVAILABLE;
uint32_t busyFlags;
bool stillLoading;
nsCOMPtr<nsIDocShell> docShell;
rv = GetDocShellFromWindow(aWindowToDump, getter_AddRefs(docShell));
if (NS_FAILED(rv)) return rv;
// find out if the document is loaded
docShell->GetBusyFlags(&busyFlags);
stillLoading = busyFlags & (nsIDocShell::BUSY_FLAGS_BUSY |
nsIDocShell::BUSY_FLAGS_PAGE_LOADING);
if (stillLoading)
{
*aResult = DUMP_RESULT_LOADING;
return NS_OK;
}
nsCOMPtr<nsIPresShell> presShell = docShell->GetPresShell();
nsIFrame* root = presShell->GetRootFrame();
FILE* fp = stdout;
if (aDestFile)
{
rv = aDestFile->OpenANSIFileDesc("w", &fp);
if (NS_FAILED(rv)) return rv;
}
if (aFlagsMask & DUMP_FLAGS_MASK_PRINT_MODE) {
nsCOMPtr <nsIContentViewer> viewer;
docShell->GetContentViewer(getter_AddRefs(viewer));
if (viewer){
nsCOMPtr<nsIContentViewerFile> viewerFile = do_QueryInterface(viewer);
if (viewerFile) {
viewerFile->Print(true, fp, nullptr);
}
}
}
else {
root->DumpRegressionData(presShell->GetPresContext(), fp, 0);
}
if (fp != stdout)
fclose(fp);
*aResult = DUMP_RESULT_COMPLETED;
return NS_OK;
#endif
}
NS_IMETHODIMP
nsRegressionTester::CompareFrameModels(nsIFile *aBaseFile, nsIFile *aVerFile,
uint32_t aFlags, bool *aResult)
{
NS_ENSURE_ARG(aBaseFile);
NS_ENSURE_ARG(aVerFile);
NS_ENSURE_ARG_POINTER(aResult);
*aResult = false;
nsresult rv;
FILE* baseFile;
rv = aBaseFile->OpenANSIFileDesc("r", &baseFile);
if (NS_FAILED(rv)) return rv;
FILE* verFile;
rv = aVerFile->OpenANSIFileDesc("r", &verFile);
if (NS_FAILED(rv)) {
fclose(baseFile);
return rv;
}
nsCOMPtr<nsIFrameUtil> frameUtil = do_CreateInstance(kFrameUtilCID, &rv);
if (NS_SUCCEEDED(rv))
{
int32_t outputLevel = (aFlags == COMPARE_FLAGS_VERBOSE) ? 0 : 1;
rv = frameUtil->CompareRegressionData(baseFile, verFile, outputLevel);
// CompareRegressionData closes |baseFile| and |verFile|.
} else {
fclose(verFile);
fclose(baseFile);
}
*aResult = NS_FAILED(rv);
return NS_OK;
}
nsresult
nsRegressionTester::GetDocShellFromWindow(nsIDOMWindow* inWindow, nsIDocShell** outShell)
{
nsCOMPtr<nsPIDOMWindow> window(do_QueryInterface(inWindow));
if (!window) return NS_ERROR_FAILURE;
*outShell = window->GetDocShell();
NS_IF_ADDREF(*outShell);
return NS_OK;
}