* Licence details can be found in the file COPYING.
*
* \author Dekel Tsur
- * \author Jürgen Spitzmüller
+ * \author Jürgen Spitzmüller
* \author Richard Heck
*
* Full author contact details are available in file CREDITS.
#include "qt_helpers.h"
+#include "FileDialog.h"
#include "LengthCombo.h"
-#include "support/debug.h"
-#include "support/gettext.h"
+#include "frontends/alert.h"
+
+#include "BufferParams.h"
+#include "FloatList.h"
#include "Language.h"
#include "Length.h"
+#include "TextClass.h"
-#include "frontends/FileDialog.h"
-#include "frontends/alert.h"
-
-#include "support/filetools.h"
+#include "support/convert.h"
+#include "support/debug.h"
+#include "support/gettext.h"
#include "support/lstrings.h"
#include "support/lyxalgo.h"
#include "support/os.h"
#include "support/Package.h"
-#include "support/Path.h"
+#include "support/PathChanger.h"
#include "support/Systemcall.h"
-#include <QComboBox>
#include <QCheckBox>
-#include <QPalette>
+#include <QComboBox>
#include <QLineEdit>
-
-#include <boost/cregex.hpp>
+#include <QLocale>
+#include <QPalette>
+#include <QSet>
+#include <QTextLayout>
+#include <QTextDocument>
+#include <QToolTip>
#include <algorithm>
#include <fstream>
#include <locale>
+// for FileFilter.
+// FIXME: Remove
+#include "support/regex.h"
+
+
using namespace std;
using namespace lyx::support;
namespace lyx {
+
+FileName libFileSearch(QString const & dir, QString const & name,
+ QString const & ext, search_mode mode)
+{
+ return support::libFileSearch(fromqstr(dir), fromqstr(name), fromqstr(ext), mode);
+}
+
+
+FileName imageLibFileSearch(QString & dir, QString const & name,
+ QString const & ext, search_mode mode)
+{
+ string tmp = fromqstr(dir);
+ FileName fn = support::imageLibFileSearch(tmp, fromqstr(name), fromqstr(ext), mode);
+ dir = toqstr(tmp);
+ return fn;
+}
+
+namespace {
+
+double locstringToDouble(QString const & str)
+{
+ QLocale loc;
+ bool ok;
+ double res = loc.toDouble(str, &ok);
+ if (!ok) {
+ // Fall back to C
+ QLocale c(QLocale::C);
+ res = c.toDouble(str);
+ }
+ return res;
+}
+
+} // namespace anon
+
+
namespace frontend {
string widgetsToLength(QLineEdit const * input, LengthCombo const * combo)
Length::UNIT const unit = combo->currentLengthItem();
- return Length(length.toDouble(), unit).asString();
+ return Length(locstringToDouble(length.trimmed()), unit).asString();
}
if (isValidGlueLength(fromqstr(length)))
return Length(fromqstr(length));
- Length::UNIT const unit = unitFromString(fromqstr(combo->currentText()));
+ Length::UNIT unit = Length::UNIT_NONE;
+ QString const item = combo->currentText();
+ for (int i = 0; i < num_units; i++) {
+ if (qt_(lyx::unit_name_gui[i]) == item) {
+ unit = unitFromString(unit_name[i]);
+ break;
+ }
+ }
- return Length(length.toDouble(), unit);
+ return Length(locstringToDouble(length.trimmed()), unit);
}
void lengthToWidgets(QLineEdit * input, LengthCombo * combo,
- Length const & len, Length::UNIT /*defaultUnit*/)
+ Length const & len, Length::UNIT /*defaultUnit*/)
{
- combo->setCurrentItem(len.unit());
- input->setText(QString::number(Length(len).value()));
+ if (len.empty()) {
+ // no length (UNIT_NONE)
+ combo->setCurrentItem(Length::defaultUnit());
+ input->setText("");
+ } else {
+ combo->setCurrentItem(len.unit());
+ QLocale loc;
+ loc.setNumberOptions(QLocale::OmitGroupSeparator);
+ input->setText(formatLocFPNumber(Length(len).value()));
+ }
}
}
-void lengthAutoToWidgets(QLineEdit * input, LengthCombo * combo,
- Length const & len, Length::UNIT defaultUnit)
+void lengthToWidgets(QLineEdit * input, LengthCombo * combo,
+ docstring const & len, Length::UNIT defaultUnit)
{
- if (len.value() == 0)
- lengthToWidgets(input, combo, "auto", defaultUnit);
- else
- lengthToWidgets(input, combo, len, defaultUnit);
+ lengthToWidgets(input, combo, to_utf8(len), defaultUnit);
+}
+
+
+double widgetToDouble(QLineEdit const * input)
+{
+ QString const text = input->text();
+ if (text.isEmpty())
+ return 0.0;
+
+ return locstringToDouble(text.trimmed());
+}
+
+
+string widgetToDoubleStr(QLineEdit const * input)
+{
+ return convert<string>(widgetToDouble(input));
+}
+
+
+void doubleToWidget(QLineEdit * input, double const & value, char f, int prec)
+{
+ QLocale loc;
+ loc.setNumberOptions(QLocale::OmitGroupSeparator);
+ input->setText(loc.toString(value, f, prec));
+}
+
+
+void doubleToWidget(QLineEdit * input, string const & value, char f, int prec)
+{
+ doubleToWidget(input, convert<double>(value), f, prec);
+}
+
+
+QString formatLocFPNumber(double d)
+{
+ QString result = toqstr(formatFPNumber(d));
+ QLocale loc;
+ result.replace('.', loc.decimalPoint());
+ return result;
+}
+
+
+bool ColorSorter(ColorCode lhs, ColorCode rhs)
+{
+ return compare_no_case(lcolor.getGUIName(lhs), lcolor.getGUIName(rhs)) < 0;
}
}
}
+/// wrapper to hide the change of method name to setSectionResizeMode
+void setSectionResizeMode(QHeaderView * view,
+ int logicalIndex, QHeaderView::ResizeMode mode) {
+#if (QT_VERSION >= 0x050000)
+ view->setSectionResizeMode(logicalIndex, mode);
+#else
+ view->setResizeMode(logicalIndex, mode);
+#endif
+}
+
+void setSectionResizeMode(QHeaderView * view, QHeaderView::ResizeMode mode) {
+#if (QT_VERSION >= 0x050000)
+ view->setSectionResizeMode(mode);
+#else
+ view->setResizeMode(mode);
+#endif
+}
} // namespace frontend
QString const qt_(char const * str, const char *)
return toqstr(_(str));
}
-namespace {
-class Sorter
+QString const qt_(QString const & qstr)
+{
+ return toqstr(_(fromqstr(qstr)));
+}
+
+
+void rescanTexStyles(string const & arg)
+{
+ // Run rescan in user lyx directory
+ PathChanger p(package().user_support());
+ FileName const prog = support::libFileSearch("scripts", "TeXFiles.py");
+ Systemcall one;
+ string const command = os::python() + ' ' +
+ quoteName(prog.toFilesystemEncoding()) + ' ' +
+ arg;
+ int const status = one.startscript(Systemcall::Wait, command);
+ if (status == 0)
+ return;
+ // FIXME UNICODE
+ frontend::Alert::error(_("Could not update TeX information"),
+ bformat(_("The script `%1$s' failed."), from_utf8(prog.absFileName())));
+}
+
+
+QStringList texFileList(QString const & filename)
{
-public:
-#if !defined(USE_WCHAR_T) && defined(__GNUC__)
- bool operator()(LanguagePair const & lhs, LanguagePair const & rhs) const {
- return lhs.first < rhs.first;
+ QStringList list;
+ FileName const file = libFileSearch(QString(), filename);
+ if (file.empty())
+ return list;
+
+ // FIXME Unicode.
+ vector<docstring> doclist =
+ getVectorFromString(file.fileContents("UTF-8"), from_ascii("\n"));
+
+ // Normalise paths like /foo//bar ==> /foo/bar
+ QSet<QString> set;
+ for (size_t i = 0; i != doclist.size(); ++i) {
+ QString file = toqstr(doclist[i]);
+ file.replace("\r", "");
+ while (file.contains("//"))
+ file.replace("//", "/");
+ if (!file.isEmpty())
+ set.insert(file);
}
+
+ // remove duplicates
+ return QList<QString>::fromSet(set);
+}
+
+QString const externalLineEnding(docstring const & str)
+{
+#ifdef Q_OS_MAC
+ // The MAC clipboard uses \r for lineendings, and we use \n
+ return toqstr(subst(str, '\n', '\r'));
+#elif defined(Q_OS_WIN) || defined(Q_CYGWIN_WIN)
+ // Windows clipboard uses \r\n for lineendings, and we use \n
+ return toqstr(subst(str, from_ascii("\n"), from_ascii("\r\n")));
#else
- Sorter() : loc_ok(true)
- {
- try {
- loc_ = locale("");
- } catch (...) {
- loc_ok = false;
- }
- };
-
- bool operator()(LanguagePair const & lhs,
- LanguagePair const & rhs) const {
- if (loc_ok)
- return loc_(lhs.first, rhs.first);
- else
- return lhs.first < rhs.first;
- }
-private:
- locale loc_;
- bool loc_ok;
+ return toqstr(str);
#endif
-};
+}
-} // namespace anon
+docstring const internalLineEnding(QString const & str)
+{
+ docstring const s = subst(qstring_to_ucs4(str),
+ from_ascii("\r\n"), from_ascii("\n"));
+ return subst(s, '\r', '\n');
+}
-vector<LanguagePair> const getLanguageData(bool character_dlg)
+QString internalPath(const QString & str)
{
- size_t const size = languages.size() + (character_dlg ? 2 : 0);
+ return toqstr(os::internal_path(fromqstr(str)));
+}
- vector<LanguagePair> langs(size);
- if (character_dlg) {
- langs[0].first = _("No change");
- langs[0].second = "ignore";
- langs[1].first = _("Reset");
- langs[1].second = "reset";
- }
+QString onlyFileName(const QString & str)
+{
+ return toqstr(support::onlyFileName(fromqstr(str)));
+}
- size_t i = character_dlg ? 2 : 0;
- for (Languages::const_iterator cit = languages.begin();
- cit != languages.end(); ++cit) {
- langs[i].first = _(cit->second.display());
- langs[i].second = cit->second.lang();
- ++i;
- }
- // Don't sort "ignore" and "reset"
- vector<LanguagePair>::iterator begin = character_dlg ?
- langs.begin() + 2 : langs.begin();
+QString onlyPath(const QString & str)
+{
+ return toqstr(support::onlyPath(fromqstr(str)));
+}
- sort(begin, langs.end(), Sorter());
- return langs;
+QString changeExtension(QString const & oldname, QString const & ext)
+{
+ return toqstr(support::changeExtension(fromqstr(oldname), fromqstr(ext)));
}
-
-docstring browseFile(docstring const & filename, docstring const & title,
- FileFilterList const & filters, bool save,
- docstring const & label1, docstring const & dir1,
- docstring const & label2, docstring const & dir2)
+/// Remove the extension from \p name
+QString removeExtension(QString const & name)
{
- docstring lastPath = from_ascii(".");
- if (!filename.empty())
- lastPath = from_utf8(onlyPath(to_utf8(filename)));
+ return toqstr(support::removeExtension(fromqstr(name)));
+}
- FileDialog dlg(title, LFUN_SELECT_FILE_SYNC);
- dlg.setButton1(label1, dir1);
- dlg.setButton2(label2, dir2);
+/** Add the extension \p ext to \p name.
+ Use this instead of changeExtension if you know that \p name is without
+ extension, because changeExtension would wrongly interpret \p name if it
+ contains a dot.
+ */
+QString addExtension(QString const & name, QString const & ext)
+{
+ return toqstr(support::addExtension(fromqstr(name), fromqstr(ext)));
+}
- FileDialog::Result result;
+/// Return the extension of the file (not including the .)
+QString getExtension(QString const & name)
+{
+ return toqstr(support::getExtension(fromqstr(name)));
+}
- if (save)
- result = dlg.save(lastPath, filters,
- from_utf8(onlyFilename(to_utf8(filename))));
- else
- result = dlg.open(lastPath, filters,
- from_utf8(onlyFilename(to_utf8(filename))));
- return result.second;
+/** Convert relative path into absolute path based on a basepath.
+ If relpath is absolute, just use that.
+ If basepath doesn't exist use CWD.
+ */
+QString makeAbsPath(QString const & relpath, QString const & base)
+{
+ return toqstr(support::makeAbsPath(fromqstr(relpath),
+ fromqstr(base)).absFileName());
}
-docstring browseRelFile(docstring const & filename, docstring const & refpath,
- docstring const & title, FileFilterList const & filters, bool save,
- docstring const & label1, docstring const & dir1,
- docstring const & label2, docstring const & dir2)
+/////////////////////////////////////////////////////////////////////////
+//
+// FileFilterList
+//
+/////////////////////////////////////////////////////////////////////////
+
+/** Given a string such as
+ * "<glob> <glob> ... *.{abc,def} <glob>",
+ * convert the csh-style brace expresions:
+ * "<glob> <glob> ... *.abc *.def <glob>".
+ * Requires no system support, so should work equally on Unix, Mac, Win32.
+ */
+static string const convert_brace_glob(string const & glob)
{
- docstring const fname = from_utf8(makeAbsPath(
- to_utf8(filename), to_utf8(refpath)).absFilename());
+ // Matches " *.{abc,def,ghi}", storing "*." as group 1 and
+ // "abc,def,ghi" as group 2, while allowing spaces in group 2.
+ static lyx::regex const glob_re(" *([^ {]*)\\{([^}]+)\\}");
+ // Matches "abc" and "abc,", storing "abc" as group 1,
+ // while ignoring surrounding spaces.
+ static lyx::regex const block_re(" *([^ ,}]+) *,? *");
+
+ string pattern;
+
+ string::const_iterator it = glob.begin();
+ string::const_iterator const end = glob.end();
+ while (true) {
+ match_results<string::const_iterator> what;
+ if (!regex_search(it, end, what, glob_re)) {
+ // Ensure that no information is lost.
+ pattern += string(it, end);
+ break;
+ }
+
+ // Everything from the start of the input to
+ // the start of the match.
+ pattern += string(what[-1].first, what[-1].second);
+
+ // Given " *.{abc,def}", head == "*." and tail == "abc,def".
+ string const head = string(what[1].first, what[1].second);
+ string const tail = string(what[2].first, what[2].second);
+
+ // Split the ','-separated chunks of tail so that
+ // $head{$chunk1,$chunk2} becomes "$head$chunk1 $head$chunk2".
+ string const fmt = " " + head + "$1";
+ pattern += regex_replace(tail, block_re, fmt);
- docstring const outname = browseFile(fname, title, filters, save,
- label1, dir1, label2, dir2);
- docstring const reloutname = makeRelPath(outname, refpath);
- if (prefixIs(reloutname, from_ascii("../")))
- return outname;
- else
- return reloutname;
+ // Increment the iterator to the end of the match.
+ it += distance(it, what[0].second);
+ }
+
+ return pattern;
}
-docstring browseLibFile(docstring const & dir, docstring const & name,
- docstring const & ext, docstring const & title,
- FileFilterList const & filters)
+struct Filter
{
- // FIXME UNICODE
- docstring const label1 = _("System files|#S#s");
- docstring const dir1 =
- from_utf8(addName(package().system_support().absFilename(), to_utf8(dir)));
+ /* \param description text describing the filters.
+ * \param one or more wildcard patterns, separated by
+ * whitespace.
+ */
+ Filter(docstring const & description, std::string const & globs);
+
+ docstring const & description() const { return desc_; }
+
+ QString toString() const;
- docstring const label2 = _("User files|#U#u");
- docstring const dir2 =
- from_utf8(addName(package().user_support().absFilename(), to_utf8(dir)));
+ docstring desc_;
+ std::vector<std::string> globs_;
+};
- docstring const result = browseFile(from_utf8(
- libFileSearch(to_utf8(dir), to_utf8(name), to_utf8(ext)).absFilename()),
- title, filters, false, dir1, dir2);
- // remove the extension if it is the default one
- docstring noextresult;
- if (from_utf8(getExtension(to_utf8(result))) == ext)
- noextresult = from_utf8(removeExtension(to_utf8(result)));
- else
- noextresult = result;
+Filter::Filter(docstring const & description, string const & globs)
+ : desc_(description)
+{
+ // Given "<glob> <glob> ... *.{abc,def} <glob>", expand to
+ // "<glob> <glob> ... *.abc *.def <glob>"
+ string const expanded_globs = convert_brace_glob(globs);
- // remove the directory, if it is the default one
- docstring const file = from_utf8(onlyFilename(to_utf8(noextresult)));
- if (from_utf8(libFileSearch(to_utf8(dir), to_utf8(file), to_utf8(ext)).absFilename()) == result)
- return file;
- else
- return noextresult;
+ // Split into individual globs.
+ globs_ = getVectorFromString(expanded_globs, " ");
}
-docstring browseDir(docstring const & pathname, docstring const & title,
- docstring const & label1, docstring const & dir1,
- docstring const & label2, docstring const & dir2)
+QString Filter::toString() const
{
- docstring lastPath = from_ascii(".");
- if (!pathname.empty())
- lastPath = from_utf8(onlyPath(to_utf8(pathname)));
+ QString s;
+
+ bool const has_description = !desc_.empty();
- FileDialog dlg(title, LFUN_SELECT_FILE_SYNC);
- dlg.setButton1(label1, dir1);
- dlg.setButton2(label2, dir2);
+ if (has_description) {
+ s += toqstr(desc_);
+ s += " (";
+ }
- FileDialog::Result const result =
- dlg.opendir(lastPath, from_utf8(onlyFilename(to_utf8(pathname))));
+ s += toqstr(getStringFromVector(globs_, " "));
- return result.second;
+ if (has_description)
+ s += ')';
+ return s;
}
-void rescanTexStyles()
+/** \c FileFilterList parses a Qt-style list of available file filters
+ * to generate the corresponding vector.
+ * For example "TeX documents (*.tex);;LyX Documents (*.lyx)"
+ * will be parsed to fill a vector of size 2, whilst "*.{p[bgp]m} *.pdf"
+ * will result in a vector of size 1 in which the description field is empty.
+ */
+struct FileFilterList
+{
+ // FIXME UNICODE: globs_ should be unicode...
+ /** \param qt_style_filter a list of available file filters.
+ * Eg. "TeX documents (*.tex);;LyX Documents (*.lyx)".
+ * The "All files (*)" filter is always added to the list.
+ */
+ explicit FileFilterList(docstring const & qt_style_filter =
+ docstring());
+
+ typedef std::vector<Filter>::size_type size_type;
+
+ bool empty() const { return filters_.empty(); }
+ size_type size() const { return filters_.size(); }
+ Filter & operator[](size_type i) { return filters_[i]; }
+ Filter const & operator[](size_type i) const { return filters_[i]; }
+
+ void parse_filter(std::string const & filter);
+ std::vector<Filter> filters_;
+};
+
+
+FileFilterList::FileFilterList(docstring const & qt_style_filter)
{
- // Run rescan in user lyx directory
- PathChanger p(package().user_support());
- FileName const command = libFileSearch("scripts", "TeXFiles.py");
- Systemcall one;
- int const status = one.startscript(Systemcall::Wait,
- os::python() + ' ' +
- quoteName(command.toFilesystemEncoding()));
- if (status == 0)
- return;
// FIXME UNICODE
- frontend::Alert::error(_("Could not update TeX information"),
- bformat(_("The script `%s' failed."), from_utf8(command.absFilename())));
+ string const filter = to_utf8(qt_style_filter)
+ + (qt_style_filter.empty() ? string() : ";;")
+ + to_utf8(_("All Files "))
+#if defined(_WIN32)
+ + ("(*.*)");
+#else
+ + ("(*)");
+#endif
+
+ // Split data such as "TeX documents (*.tex);;LyX Documents (*.lyx)"
+ // into individual filters.
+ static lyx::regex const separator_re(";;");
+
+ string::const_iterator it = filter.begin();
+ string::const_iterator const end = filter.end();
+ while (true) {
+ match_results<string::const_iterator> what;
+
+ if (!lyx::regex_search(it, end, what, separator_re)) {
+ parse_filter(string(it, end));
+ break;
+ }
+
+ // Everything from the start of the input to
+ // the start of the match.
+ parse_filter(string(it, what[0].first));
+
+ // Increment the iterator to the end of the match.
+ it += distance(it, what[0].second);
+ }
}
-void getTexFileList(string const & filename, vector<string> & list)
+void FileFilterList::parse_filter(string const & filter)
{
- list.clear();
- FileName const file = libFileSearch("", filename);
- if (file.empty())
- return;
+ // Matches "TeX documents (plain) (*.tex)",
+ // storing "TeX documents (plain) " as group 1 and "*.tex" as group 2.
+ static lyx::regex const filter_re("(.*)\\(([^()]+)\\) *$");
+
+ match_results<string::const_iterator> what;
+ if (!lyx::regex_search(filter, what, filter_re)) {
+ // Just a glob, no description.
+ filters_.push_back(Filter(docstring(), trim(filter)));
+ } else {
+ // FIXME UNICODE
+ docstring const desc = from_utf8(string(what[1].first, what[1].second));
+ string const globs = string(what[2].first, what[2].second);
+ filters_.push_back(Filter(trim(desc), trim(globs)));
+ }
+}
- // FIXME Unicode.
- vector<docstring> doclist =
- getVectorFromString(file.fileContents("UTF-8"), from_ascii("\n"));
- // Normalise paths like /foo//bar ==> /foo/bar
- boost::RegEx regex("/{2,}");
- vector<docstring>::iterator it = doclist.begin();
- vector<docstring>::iterator end = doclist.end();
- for (; it != end; ++it)
- list.push_back(regex.Merge(to_utf8(*it), "/"));
+/** \returns the equivalent of the string passed in
+ * although any brace expressions are expanded.
+ * (E.g. "*.{png,jpg}" -> "*.png *.jpg")
+ */
+QStringList fileFilters(QString const & desc)
+{
+ // we have: "*.{gif,png,jpg,bmp,pbm,ppm,tga,tif,xpm,xbm}"
+ // but need: "*.cpp;*.cc;*.C;*.cxx;*.c++"
+ FileFilterList filters(qstring_to_ucs4(desc));
+ //LYXERR0("DESC: " << desc);
+ QStringList list;
+ for (size_t i = 0; i != filters.filters_.size(); ++i) {
+ QString f = filters.filters_[i].toString();
+ //LYXERR0("FILTER: " << f);
+ list.append(f);
+ }
+ return list;
+}
+
- // remove empty items and duplicates
- list.erase(remove(list.begin(), list.end(), ""), list.end());
- eliminate_duplicates(list);
+QString formatToolTip(QString text, int em)
+{
+ // 1. QTooltip activates word wrapping only if mightBeRichText()
+ // is true. So we convert the text to rich text.
+ //
+ // 2. The default width is way too small. Setting the width is tricky; first
+ // one has to compute the ideal width, and then force it with special
+ // html markup.
+
+ // do nothing if empty or already formatted
+ if (text.isEmpty() || text.startsWith(QString("<html>")))
+ return text;
+ // Convert to rich text if it is not already
+ if (!Qt::mightBeRichText(text))
+ text = Qt::convertFromPlainText(text, Qt::WhiteSpaceNormal);
+ // Compute desired width in pixels
+ QFont const font = QToolTip::font();
+ int const px_width = em * QFontMetrics(font).width("M");
+ // Determine the ideal width of the tooltip
+ QTextDocument td("");
+ td.setHtml(text);
+ td.setDefaultFont(QToolTip::font());
+ td.setTextWidth(px_width);
+ double best_width = td.idealWidth();
+ // Set the line wrapping with appropriate width
+ return QString("<html><body><table><tr>"
+ "<td align=justify width=%1>%2</td>"
+ "</tr></table></body></html>")
+ .arg(QString::number(int(best_width) + 1), text);
}
+
+QString qtHtmlToPlainText(QString const & html)
+{
+ if (!Qt::mightBeRichText(html))
+ return html;
+ QTextDocument td;
+ td.setHtml(html);
+ return td.toPlainText();
+}
+
+
} // namespace lyx