void AddFavorite(WindowInfo* win) {
TabInfo* tab = win->currentTab;
CrashIf(!tab);
int pageNo = win->currPageNo;
AutoFreeW name;
if (tab->ctrl->HasTocTree()) {
// use the current ToC heading as default name
DocTocItem* root = tab->ctrl->GetTocTree();
DocTocItem* item = TocItemForPageNo(root, pageNo);
if (item) {
name.SetCopy(item->title);
}
delete root;
}
AutoFreeW pageLabel(tab->ctrl->GetPageLabel(pageNo));
bool shouldAdd = Dialog_AddFavorite(win->hwndFrame, pageLabel, name);
if (!shouldAdd) {
return;
}
AutoFreeW plainLabel(str::Format(L"%d", pageNo));
bool needsLabel = !str::Eq(plainLabel, pageLabel);
RememberFavTreeExpansionStateForAllWindows();
gFavorites.AddOrReplace(tab->filePath, pageNo, name, needsLabel ? pageLabel.Get() : nullptr);
// expand newly added favorites by default
DisplayState* fav = gFavorites.GetFavByFilePath(tab->filePath);
if (fav && fav->favorites->size() == 2) {
win->expandedFavorites.Append(fav);
}
UpdateFavoritesTreeForAllWindows();
prefs::Save();
}
void CopySelectionToClipboard(WindowInfo* win) {
if (!win->currentTab || !win->currentTab->selectionOnPage)
return;
CrashIf(win->currentTab->selectionOnPage->size() == 0 && win->mouseAction != MouseAction::SelectingText);
if (win->currentTab->selectionOnPage->size() == 0)
return;
CrashIf(!win->AsFixed());
if (!win->AsFixed())
return;
if (!OpenClipboard(nullptr))
return;
EmptyClipboard();
DisplayModel* dm = win->AsFixed();
#ifndef DISABLE_DOCUMENT_RESTRICTIONS
if (!dm->GetEngine()->AllowsCopyingText())
win->ShowNotification(_TR("Copying text was denied (copying as image only)"));
else
#endif
if (!dm->GetEngine()->IsImageCollection()) {
AutoFreeW selText;
bool isTextSelection = dm->textSelection->result.len > 0;
if (isTextSelection) {
selText.Set(dm->textSelection->ExtractText(L"\r\n"));
} else {
WStrVec selections;
for (SelectionOnPage& sel : *win->currentTab->selectionOnPage) {
WCHAR* text = dm->GetTextInRegion(sel.pageNo, sel.rect);
if (text)
selections.Push(text);
}
selText.Set(selections.Join());
}
// don't copy empty text
if (!str::IsEmpty(selText.Get()))
CopyTextToClipboard(selText, true);
if (isTextSelection) {
// don't also copy the first line of a text selection as an image
CloseClipboard();
return;
}
}
/* also copy a screenshot of the current selection to the clipboard */
SelectionOnPage* selOnPage = &win->currentTab->selectionOnPage->at(0);
RenderedBitmap* bmp = dm->GetEngine()->RenderBitmap(selOnPage->pageNo, dm->GetZoomReal(), dm->GetRotation(),
&selOnPage->rect, RenderTarget::Export);
if (bmp)
CopyImageToClipboard(bmp->GetBitmap(), true);
delete bmp;
CloseClipboard();
}
// For easy access, we try to show favorites in the menu, similar to a list of
// recently opened files.
// The first menu items are for currently opened file (up to MAX_FAV_MENUS), based
// on the assumption that user is usually interested in navigating current file.
// Then we have a submenu for each file for which there are bookmarks (up to
// MAX_FAV_SUBMENUS), each having up to MAX_FAV_MENUS menu items.
// If not all favorites can be shown, we also enable "Show all favorites" menu which
// will provide a way to see all favorites.
// Note: not sure if that's the best layout. Maybe we should always use submenu and
// put the submenu for current file as the first one (potentially named as "Current file"
// or some such, to make it stand out from other submenus)
static void AppendFavMenus(HMENU m, const WCHAR* currFilePath) {
// To minimize mouse movement when navigating current file via favorites
// menu, put favorites for current file first
DisplayState* currFileFav = nullptr;
if (currFilePath) {
currFileFav = gFavorites.GetFavByFilePath(currFilePath);
}
// sort the files with favorites by base file name of file path
Vec<const WCHAR*> filePathsSorted;
if (HasPermission(Perm_DiskAccess)) {
// only show favorites for other files, if we're allowed to open them
GetSortedFilePaths(filePathsSorted, currFileFav);
}
if (currFileFav && currFileFav->favorites->size() > 0) {
filePathsSorted.InsertAt(0, currFileFav->filePath);
}
if (filePathsSorted.size() == 0) {
return;
}
AppendMenu(m, MF_SEPARATOR, 0, nullptr);
gFavorites.ResetMenuIds();
UINT menuId = IDM_FAV_FIRST;
size_t menusCount = filePathsSorted.size();
if (menusCount > MAX_FAV_MENUS) {
menusCount = MAX_FAV_MENUS;
}
for (size_t i = 0; i < menusCount; i++) {
const WCHAR* filePath = filePathsSorted.at(i);
DisplayState* f = gFavorites.GetFavByFilePath(filePath);
CrashIf(!f);
HMENU sub = m;
bool combined = (f->favorites->size() == 1);
if (!combined) {
sub = CreateMenu();
}
AppendFavMenuItems(sub, f, menuId, combined, f == currFileFav);
if (!combined) {
if (f == currFileFav) {
AppendMenu(m, MF_POPUP | MF_STRING, (UINT_PTR)sub, _TR("Current file"));
} else {
AutoFreeW tmp;
tmp.SetCopy(path::GetBaseName(filePath));
auto fileName = win::menu::ToSafeString(tmp);
AppendMenuW(m, MF_POPUP | MF_STRING, (UINT_PTR)sub, fileName);
}
}
}
}
// Find a record corresponding to the given source file, line number and optionally column number.
// (at the moment the column parameter is ignored)
//
// If there are several *consecutively declared* records for the same line then they are all returned.
// The list of records is added to the vector 'records'
//
// If there is no record for that line, the record corresponding to the nearest line is selected
// (within a range of EPSILON_LINE)
//
// The function returns PDFSYNCERR_SUCCESS if a matching record was found.
UINT Pdfsync::SourceToRecord(const WCHAR* srcfilename, UINT line, UINT col, Vec<size_t>& records) {
UNUSED(col);
if (!srcfilename)
return PDFSYNCERR_INVALID_ARGUMENT;
AutoFreeW srcfilepath;
// convert the source file to an absolute path
if (PathIsRelative(srcfilename))
srcfilepath.Set(PrependDir(srcfilename));
else
srcfilepath.SetCopy(srcfilename);
if (!srcfilepath)
return PDFSYNCERR_OUTOFMEMORY;
// find the source file entry
size_t isrc;
for (isrc = 0; isrc < srcfiles.size(); isrc++)
if (path::IsSame(srcfilepath, srcfiles.at(isrc)))
break;
if (isrc == srcfiles.size())
return PDFSYNCERR_UNKNOWN_SOURCEFILE;
if (fileIndex.at(isrc).start == fileIndex.at(isrc).end)
return PDFSYNCERR_NORECORD_IN_SOURCEFILE; // there is not any record declaration for that particular source file
// look for sections belonging to the specified file
// starting with the first section that is declared within the scope of the file.
UINT min_distance = EPSILON_LINE; // distance to the closest record
size_t lineIx = (size_t)-1; // closest record-line index
for (size_t isec = fileIndex.at(isrc).start; isec < fileIndex.at(isrc).end; isec++) {
// does this section belong to the desired file?
if (lines.at(isec).file != isrc)
continue;
UINT d = abs((int)lines.at(isec).line - (int)line);
if (d < min_distance) {
min_distance = d;
lineIx = isec;
if (0 == d)
break; // We have found a record for the requested line!
}
}
if (lineIx == (size_t)-1)
return PDFSYNCERR_NORECORD_FOR_THATLINE;
// we read all the consecutive records until we reach a record belonging to another line
for (size_t i = lineIx; i < lines.size() && lines.at(i).line == lines.at(lineIx).line; i++)
records.Push(lines.at(i).record);
return PDFSYNCERR_SUCCESS;
}
WCHAR* ChmDoc::GetProperty(DocumentProperty prop) {
AutoFreeW result;
if (DocumentProperty::Title == prop && title)
result.Set(ToStr(title));
else if (DocumentProperty::CreatorApp == prop && creator)
result.Set(ToStr(creator));
// TODO: shouldn't it be up to the front-end to normalize whitespace?
if (result) {
// TODO: original code called str::RemoveChars(result, "\n\r\t")
str::NormalizeWS(result);
}
return result.StealData();
}
int Pdfsync::DocToSource(UINT pageNo, PointI pt, AutoFreeW& filename, UINT* line, UINT* col) {
if (IsIndexDiscarded())
if (RebuildIndex() != PDFSYNCERR_SUCCESS)
return PDFSYNCERR_SYNCFILE_CANNOT_BE_OPENED;
// find the entry in the index corresponding to this page
if (pageNo <= 0 || pageNo >= sheetIndex.size() || pageNo > (UINT)engine->PageCount())
return PDFSYNCERR_INVALID_PAGE_NUMBER;
// PdfSync coordinates are y-inversed
RectI mbox = engine->PageMediabox(pageNo).Round();
pt.y = mbox.dy - pt.y;
// distance to the closest pdf location (in the range <PDFSYNC_EPSILON_SQUARE)
UINT closest_xydist = UINT_MAX;
UINT selected_record = UINT_MAX;
// If no record is found within a distance^2 of PDFSYNC_EPSILON_SQUARE
// (selected_record == -1) then we pick up the record that is closest
// vertically to the hit-point.
UINT closest_ydist = UINT_MAX; // vertical distance between the hit point and the vertically-closest record
UINT closest_xdist = UINT_MAX; // horizontal distance between the hit point and the vertically-closest record
UINT closest_ydist_record = UINT_MAX; // vertically-closest record
// read all the sections of 'p' declarations for this pdf sheet
for (size_t i = sheetIndex.at(pageNo); i < points.size() && points.at(i).page == pageNo; i++) {
// check whether it is closer than the closest point found so far
UINT dx = abs(pt.x - (int)SYNC_TO_PDF_COORDINATE(points.at(i).x));
UINT dy = abs(pt.y - (int)SYNC_TO_PDF_COORDINATE(points.at(i).y));
UINT dist = dx * dx + dy * dy;
if (dist < PDFSYNC_EPSILON_SQUARE && dist < closest_xydist) {
selected_record = points.at(i).record;
closest_xydist = dist;
} else if ((closest_xydist == UINT_MAX) && dy < PDFSYNC_EPSILON_Y &&
(dy < closest_ydist || (dy == closest_ydist && dx < closest_xdist))) {
closest_ydist_record = points.at(i).record;
closest_ydist = dy;
closest_xdist = dx;
}
}
if (selected_record == UINT_MAX)
selected_record = closest_ydist_record;
if (selected_record == UINT_MAX)
return PDFSYNCERR_NO_SYNC_AT_LOCATION; // no record was found close enough to the hit point
// We have a record number, we need to find its declaration ('l ...') in the syncfile
PdfsyncLine cmp;
cmp.record = selected_record;
PdfsyncLine* found =
(PdfsyncLine*)bsearch(&cmp, lines.LendData(), lines.size(), sizeof(PdfsyncLine), cmpLineRecords);
AssertCrash(found);
if (!found)
return PDFSYNCERR_NO_SYNC_AT_LOCATION;
filename.SetCopy(srcfiles.at(found->file));
*line = found->line;
*col = found->column;
return PDFSYNCERR_SUCCESS;
}
static void AppendFavMenuItems(HMENU m, DisplayState* f, UINT& idx, bool combined, bool isCurrent) {
for (size_t i = 0; i < f->favorites->size(); i++) {
if (i >= MAX_FAV_MENUS) {
return;
}
Favorite* fn = f->favorites->at(i);
fn->menuId = idx++;
AutoFreeW s;
if (combined) {
s.Set(FavCompactReadableName(f, fn, isCurrent));
} else {
s.Set(FavReadableName(fn));
}
auto str = win::menu::ToSafeString(s);
AppendMenuW(m, MF_STRING, (UINT_PTR)fn->menuId, str);
}
}
int SyncTex::DocToSource(UINT pageNo, PointI pt, AutoFreeW& filename, UINT* line, UINT* col) {
if (IsIndexDiscarded()) {
if (RebuildIndex() != PDFSYNCERR_SUCCESS)
return PDFSYNCERR_SYNCFILE_CANNOT_BE_OPENED;
}
CrashIf(!this->scanner);
// Coverity: at this point, this->scanner->flags.has_parsed == 1 and thus
// synctex_scanner_parse never gets the chance to freeing the scanner
if (synctex_edit_query(this->scanner, pageNo, (float)pt.x, (float)pt.y) <= 0)
return PDFSYNCERR_NO_SYNC_AT_LOCATION;
synctex_node_t node = synctex_next_result(this->scanner);
if (!node)
return PDFSYNCERR_NO_SYNC_AT_LOCATION;
const char* name = synctex_scanner_get_name(this->scanner, synctex_node_tag(node));
if (!name)
return PDFSYNCERR_UNKNOWN_SOURCEFILE;
bool isUtf8 = true;
filename.Set(str::conv::FromUtf8(name));
TryAgainAnsi:
if (!filename)
return PDFSYNCERR_OUTOFMEMORY;
// undecorate the filepath: replace * by space and / by \ (backslash)
str::TransChars(filename, L"*/", L" \\");
// Convert the source filepath to an absolute path
if (PathIsRelative(filename))
filename.Set(PrependDir(filename));
// recent SyncTeX versions encode in UTF-8 instead of ANSI
if (isUtf8 && !file::Exists(filename)) {
isUtf8 = false;
filename.Set(str::conv::FromAnsi(name));
goto TryAgainAnsi;
}
*line = synctex_node_line(node);
*col = synctex_node_column(node);
return PDFSYNCERR_SUCCESS;
}
HRESULT CPdfFilter::GetNextChunkValue(CChunkValue& chunkValue) {
AutoFreeW str;
switch (m_state) {
case STATE_PDF_START:
m_state = STATE_PDF_AUTHOR;
chunkValue.SetTextValue(PKEY_PerceivedType, L"document");
return S_OK;
case STATE_PDF_AUTHOR:
m_state = STATE_PDF_TITLE;
str.Set(m_pdfEngine->GetProperty(DocumentProperty::Author));
if (!str::IsEmpty(str.Get())) {
chunkValue.SetTextValue(PKEY_Author, str);
return S_OK;
}
// fall through
case STATE_PDF_TITLE:
m_state = STATE_PDF_DATE;
str.Set(m_pdfEngine->GetProperty(DocumentProperty::Title));
if (!str)
str.Set(m_pdfEngine->GetProperty(DocumentProperty::Subject));
if (!str::IsEmpty(str.Get())) {
chunkValue.SetTextValue(PKEY_Title, str);
return S_OK;
}
// fall through
case STATE_PDF_DATE:
m_state = STATE_PDF_CONTENT;
str.Set(m_pdfEngine->GetProperty(DocumentProperty::ModificationDate));
if (!str)
str.Set(m_pdfEngine->GetProperty(DocumentProperty::CreationDate));
if (!str::IsEmpty(str.Get())) {
SYSTEMTIME systime;
FILETIME filetime;
if (PdfDateParse(str, &systime) && SystemTimeToFileTime(&systime, &filetime)) {
chunkValue.SetFileTimeValue(PKEY_ItemDate, filetime);
return S_OK;
}
}
// fall through
case STATE_PDF_CONTENT:
while (++m_iPageNo <= m_pdfEngine->PageCount()) {
str.Set(m_pdfEngine->ExtractPageText(m_iPageNo, L"\r\n"));
if (str::IsEmpty(str.Get()))
continue;
chunkValue.SetTextValue(PKEY_Search_Contents, str, CHUNK_TEXT);
return S_OK;
}
m_state = STATE_PDF_END;
// fall through
case STATE_PDF_END:
default:
return FILTER_E_END_OF_CHUNKS;
}
}
void SetMsg(const WCHAR* msg, Color color) {
gMsg.SetCopy(msg);
gMsgColor = color;
}
HRESULT CEpubFilter::GetNextChunkValue(CChunkValue& chunkValue) {
AutoFreeW str;
switch (m_state) {
case STATE_EPUB_START:
m_state = STATE_EPUB_AUTHOR;
chunkValue.SetTextValue(PKEY_PerceivedType, L"document");
return S_OK;
case STATE_EPUB_AUTHOR:
m_state = STATE_EPUB_TITLE;
str.Set(m_epubDoc->GetProperty(DocumentProperty::Author));
if (!str::IsEmpty(str.Get())) {
chunkValue.SetTextValue(PKEY_Author, str);
return S_OK;
}
// fall through
case STATE_EPUB_TITLE:
m_state = STATE_EPUB_DATE;
str.Set(m_epubDoc->GetProperty(DocumentProperty::Title));
if (!str)
str.Set(m_epubDoc->GetProperty(DocumentProperty::Subject));
if (!str::IsEmpty(str.Get())) {
chunkValue.SetTextValue(PKEY_Title, str);
return S_OK;
}
// fall through
case STATE_EPUB_DATE:
m_state = STATE_EPUB_CONTENT;
str.Set(m_epubDoc->GetProperty(DocumentProperty::ModificationDate));
if (!str)
str.Set(m_epubDoc->GetProperty(DocumentProperty::CreationDate));
if (!str::IsEmpty(str.Get())) {
SYSTEMTIME systime;
if (IsoDateParse(str, &systime)) {
FILETIME filetime;
SystemTimeToFileTime(&systime, &filetime);
chunkValue.SetFileTimeValue(PKEY_ItemDate, filetime);
return S_OK;
}
}
// fall through
case STATE_EPUB_CONTENT:
m_state = STATE_EPUB_END;
str.Set(ExtractHtmlText(m_epubDoc));
if (!str::IsEmpty(str.Get())) {
chunkValue.SetTextValue(PKEY_Search_Contents, str, CHUNK_TEXT);
return S_OK;
}
// fall through
case STATE_EPUB_END:
default:
return FILTER_E_END_OF_CHUNKS;
}
}
int SyncTex::SourceToDoc(const WCHAR* srcfilename, UINT line, UINT col, UINT* page, Vec<RectI>& rects) {
if (IsIndexDiscarded()) {
if (RebuildIndex() != PDFSYNCERR_SUCCESS)
return PDFSYNCERR_SYNCFILE_CANNOT_BE_OPENED;
}
AssertCrash(this->scanner);
AutoFreeW srcfilepath;
// convert the source file to an absolute path
if (PathIsRelative(srcfilename))
srcfilepath.Set(PrependDir(srcfilename));
else
srcfilepath.SetCopy(srcfilename);
if (!srcfilepath)
return PDFSYNCERR_OUTOFMEMORY;
bool isUtf8 = true;
char* mb_srcfilepath = str::conv::ToUtf8(srcfilepath).StealData();
TryAgainAnsi:
if (!mb_srcfilepath)
return PDFSYNCERR_OUTOFMEMORY;
int ret = synctex_display_query(this->scanner, mb_srcfilepath, line, col);
free(mb_srcfilepath);
// recent SyncTeX versions encode in UTF-8 instead of ANSI
if (isUtf8 && -1 == ret) {
isUtf8 = false;
mb_srcfilepath = str::conv::ToAnsi(srcfilepath).StealData();
goto TryAgainAnsi;
}
if (-1 == ret)
return PDFSYNCERR_UNKNOWN_SOURCEFILE;
if (0 == ret)
return PDFSYNCERR_NOSYNCPOINT_FOR_LINERECORD;
synctex_node_t node;
int firstpage = -1;
rects.Reset();
while ((node = synctex_next_result(this->scanner)) != nullptr) {
if (firstpage == -1) {
firstpage = synctex_node_page(node);
if (firstpage <= 0 || firstpage > engine->PageCount())
continue;
*page = (UINT)firstpage;
}
if (synctex_node_page(node) != firstpage)
continue;
RectD rc;
rc.x = synctex_node_box_visible_h(node);
rc.y = synctex_node_box_visible_v(node) - synctex_node_box_visible_height(node);
rc.dx = synctex_node_box_visible_width(node),
rc.dy = synctex_node_box_visible_height(node) + synctex_node_box_visible_depth(node);
rects.Push(rc.Round());
}
if (firstpage <= 0)
return PDFSYNCERR_NOSYNCPOINT_FOR_LINERECORD;
return PDFSYNCERR_SUCCESS;
}