#include "GuiDelimiter.h"
#include "GuiApplication.h"
+#include "GuiFontLoader.h"
#include "GuiView.h"
-
#include "qt_helpers.h"
-#include "gettext.h"
+
+#include "FontEnums.h"
+#include "FontInfo.h"
+#include "FuncRequest.h"
+
+#include "support/debug.h"
+#include "support/docstring.h"
+#include "support/gettext.h"
+#include "support/lstrings.h"
#include <QPixmap>
#include <QCheckBox>
#include <QListWidgetItem>
+#include <QScrollBar>
-// Set to zero if unicode symbols are preferred.
-#define USE_PIXMAP 1
+#include <map>
+#include <string>
-using std::string;
+using namespace std;
namespace lyx {
namespace frontend {
-static QString const bigleft[] = {"", "bigl", "Bigl", "biggl", "Biggl"};
+namespace {
+
+static char const * latex_delimiters[] = {
+ "(", ")", "{", "}", "[", "]",
+ "lceil", "rceil", "lfloor", "rfloor", "langle", "rangle",
+ "llbracket", "rrbracket",
+ "uparrow", "updownarrow", "Uparrow", "Updownarrow", "downarrow", "Downarrow",
+ "|", "Vert", "/", "backslash", ""
+};
+
+
+static int const nr_latex_delimiters =
+ sizeof(latex_delimiters) / sizeof(char const *);
-static QString const bigright[] = {"", "bigr", "Bigr", "biggr", "Biggr"};
+static string const bigleft[] = {"", "bigl", "Bigl", "biggl", "Biggl"};
+
+static string const bigright[] = {"", "bigr", "Bigr", "biggr", "Biggr"};
static char const * const biggui[] = {
N_("big[[delimiter size]]"),
// FIXME: It might be better to fix the big delim LFUN to not require
// additional '\' prefix.
-static QString fix_name(QString const & str, bool big)
+static docstring fix_name(string const & str, bool big)
{
- if (str.isEmpty())
- return ".";
+ if (str.empty())
+ return from_ascii(".");
if (!big || str == "(" || str == ")" || str == "[" || str == "]"
|| str == "|" || str == "/")
- return str;
+ return from_ascii(str);
+
+ return "\\" + from_ascii(str);
+}
+
+struct MathSymbol {
+ MathSymbol(char_type uc = '?', unsigned char fc = 0,
+ FontFamily ff = SYMBOL_FAMILY)
+ : unicode(uc), fontcode(fc), fontfamily(ff)
+ {}
+ char_type unicode;
+ unsigned char fontcode;
+ FontFamily fontfamily;
+};
+
+/// TeX-name / Math-symbol map.
+static map<std::string, MathSymbol> math_symbols_;
+/// Math-symbol / TeX-name map.
+/// This one is for fast search, it contains the same data as
+/// \c math_symbols_.
+static map<char_type, string> tex_names_;
+
+void initMathSymbols()
+{
+ // FIXME: Ideally, those unicode codepoints would be defined
+ // in "lib/symbols". Unfortunately, some of those are already
+ // defined with non-unicode ids for use within mathed.
+ // FIXME 2: We should fill-in this map with the parsed "symbols"
+ // file done in MathFactory.cpp.
+ math_symbols_["("] = MathSymbol('(', 40, CMR_FAMILY);
+ math_symbols_[")"] = MathSymbol(')', 41, CMR_FAMILY);
+ math_symbols_["{"] = MathSymbol('{', 102, CMSY_FAMILY);
+ math_symbols_["}"] = MathSymbol('}', 103, CMSY_FAMILY);
+ math_symbols_["["] = MathSymbol('[', 91, CMR_FAMILY);
+ math_symbols_["]"] = MathSymbol(']', 93, CMR_FAMILY);
+ math_symbols_["|"] = MathSymbol('|', 106, CMSY_FAMILY);
+ math_symbols_["/"] = MathSymbol('/', 47, CMR_FAMILY);
+ math_symbols_["backslash"] = MathSymbol('\\', 110, CMSY_FAMILY);
+ math_symbols_["lceil"] = MathSymbol(0x2308, 100, CMSY_FAMILY);
+ math_symbols_["rceil"] = MathSymbol(0x2309, 101, CMSY_FAMILY);
+ math_symbols_["lfloor"] = MathSymbol(0x230A, 98, CMSY_FAMILY);
+ math_symbols_["rfloor"] = MathSymbol(0x230B, 99, CMSY_FAMILY);
+ math_symbols_["langle"] = MathSymbol(0x2329, 104, CMSY_FAMILY);
+ math_symbols_["rangle"] = MathSymbol(0x232A, 105, CMSY_FAMILY);
+ math_symbols_["llbracket"] = MathSymbol(0x27e6, 74, STMARY_FAMILY);
+ math_symbols_["rrbracket"] = MathSymbol(0x27e7, 75, STMARY_FAMILY);
+ math_symbols_["uparrow"] = MathSymbol(0x2191, 34, CMSY_FAMILY);
+ math_symbols_["Uparrow"] = MathSymbol(0x21D1, 42, CMSY_FAMILY);
+ math_symbols_["updownarrow"] = MathSymbol(0x2195, 108, CMSY_FAMILY);
+ math_symbols_["Updownarrow"] = MathSymbol(0x21D5, 109, CMSY_FAMILY);
+ math_symbols_["downarrow"] = MathSymbol(0x2193, 35, CMSY_FAMILY);
+ math_symbols_["Downarrow"] = MathSymbol(0x21D3, 43, CMSY_FAMILY);
+ math_symbols_["downdownarrows"] = MathSymbol(0x21CA, 184, MSA_FAMILY);
+ math_symbols_["downharpoonleft"] = MathSymbol(0x21C3, 188, MSA_FAMILY);
+ math_symbols_["downharpoonright"] = MathSymbol(0x21C2, 186, MSA_FAMILY);
+ math_symbols_["vert"] = MathSymbol(0x007C, 106, CMSY_FAMILY);
+ math_symbols_["Vert"] = MathSymbol(0x2016, 107, CMSY_FAMILY);
+
+ map<string, MathSymbol>::const_iterator it = math_symbols_.begin();
+ map<string, MathSymbol>::const_iterator end = math_symbols_.end();
+ for (; it != end; ++it)
+ tex_names_[it->second.unicode] = it->first;
+}
+
+/// \return the math unicode symbol associated to a TeX name.
+MathSymbol const & mathSymbol(string tex_name)
+{
+ map<string, MathSymbol>::const_iterator it =
+ math_symbols_.find(tex_name);
+
+ static MathSymbol const unknown_symbol;
+ if (it == math_symbols_.end())
+ return unknown_symbol;
+
+ return it->second;
+}
+
+/// \return the TeX name associated to a math unicode symbol.
+string const & texName(char_type math_symbol)
+{
+ map<char_type, string>::const_iterator it =
+ tex_names_.find(math_symbol);
+
+ static string const empty_string;
+ if (it == tex_names_.end())
+ return empty_string;
+
+ return it->second;
+}
+
+
+void setDelimiterName(QListWidgetItem * lwi, string const & name)
+{
+ lwi->setData(Qt::UserRole, toqstr(name));
+}
- return "\\" + str;
+
+string getDelimiterName(QListWidgetItem const * lwi)
+{
+ return fromqstr(lwi->data(Qt::UserRole).toString());
}
-GuiDelimiterDialog::GuiDelimiterDialog(LyXView & lv)
- : GuiDialog(lv, "mathdelimiter")
+} // anon namespace
+
+
+GuiDelimiter::GuiDelimiter(GuiView & lv)
+ : GuiDialog(lv, "mathdelimiter", qt_("Math Delimiter"))
{
setupUi(this);
- setViewTitle(_("Math Delimiter"));
- setController(new ControlMath(*this));
connect(closePB, SIGNAL(clicked()), this, SLOT(accept()));
- setWindowTitle(qt_("LyX: Delimiters"));
setFocusProxy(leftLW);
leftLW->setViewMode(QListView::IconMode);
rightLW->setViewMode(QListView::IconMode);
- typedef std::map<char_type, QListWidgetItem *> ListItems;
+ leftLW->setDragDropMode(QAbstractItemView::NoDragDrop);
+ rightLW->setDragDropMode(QAbstractItemView::NoDragDrop);
+
+ initMathSymbols();
+
+ FontInfo lyxfont;
+ lyxfont.setFamily(CMR_FAMILY);
+ QFontMetrics fm(frontend::getFont(lyxfont));
+ QSize item_size(fm.maxWidth(), fm.height() + 8);
+
+ leftLW->setMinimumWidth(5 * item_size.width());
+ rightLW->setMinimumWidth(5 * item_size.width());
+
+ typedef map<char_type, QListWidgetItem *> ListItems;
ListItems list_items;
// The last element is the empty one.
int const end = nr_latex_delimiters - 1;
for (int i = 0; i < end; ++i) {
string const delim = latex_delimiters[i];
- MathSymbol const & ms = controller().mathSymbol(delim);
+ MathSymbol const & ms = mathSymbol(delim);
QString symbol(ms.fontcode?
QChar(ms.fontcode) : toqstr(docstring(1, ms.unicode)));
QListWidgetItem * lwi = new QListWidgetItem(symbol);
- lwi->setToolTip(toqstr(delim));
- Font lyxfont;
lyxfont.setFamily(ms.fontfamily);
- QFont const & symbol_font = guiApp->guiFontLoader().get(lyxfont);
- lwi->setFont(symbol_font);
+ QFont font = frontend::getFont(lyxfont);
+ lwi->setFont(font);
+ setDelimiterName(lwi, delim);
+ lwi->setToolTip(toqstr(delim));
+ lwi->setSizeHint(item_size);
+ switch (ms.fontfamily) {
+ case CMSY_FAMILY:
+ case STMARY_FAMILY:
+ // Hack to work around the broken metrics of these fonts
+ // FIXME: Better fix the fonts or use fonts that are not broken
+ lwi->setTextAlignment(Qt::AlignTop | Qt::AlignHCenter);
+ break;
+ default:
+ lwi->setTextAlignment(Qt::AlignCenter);
+ }
list_items[ms.unicode] = lwi;
leftLW->addItem(lwi);
}
for (int i = 0; i != leftLW->count(); ++i) {
- MathSymbol const & ms = controller().mathSymbol(
- fromqstr(leftLW->item(i)->toolTip()));
+ MathSymbol const & ms = mathSymbol(getDelimiterName(leftLW->item(i)));
rightLW->addItem(list_items[doMatch(ms.unicode)]->clone());
}
// The last element is the empty one.
- leftLW->addItem(qt_("(None)"));
- rightLW->addItem(qt_("(None)"));
+ QListWidgetItem * lwi = new QListWidgetItem(qt_("(None)"));
+ QListWidgetItem * rwi = new QListWidgetItem(qt_("(None)"));
+ leftLW->addItem(lwi);
+ rightLW->addItem(rwi);
sizeCO->addItem(qt_("Variable"));
sizeCO->addItem(qt_(biggui[i]));
on_leftLW_currentRowChanged(0);
+ // synchronise the scroll bars
+ on_matchCB_stateChanged(matchCB->checkState());
bc().setPolicy(ButtonPolicy::IgnorantPolicy);
}
-ControlMath & GuiDelimiterDialog::controller() const
-{
- return static_cast<ControlMath &>(GuiDialog::controller());
-}
-
-
-char_type GuiDelimiterDialog::doMatch(char_type const symbol) const
+char_type GuiDelimiter::doMatch(char_type const symbol)
{
- string const & str = controller().texName(symbol);
+ string const & str = texName(symbol);
string match;
if (str == "(") match = ")";
else if (str == ")") match = "(";
else if (str == "lfloor") match = "rfloor";
else if (str == "rangle") match = "langle";
else if (str == "langle") match = "rangle";
+ else if (str == "llbracket") match = "rrbracket";
+ else if (str == "rrbracket") match = "llbracket";
else if (str == "backslash") match = "/";
else if (str == "/") match = "backslash";
else return symbol;
- return controller().mathSymbol(match).unicode;
+ return mathSymbol(match).unicode;
}
-void GuiDelimiterDialog::updateTeXCode(int size)
+void GuiDelimiter::updateTeXCode(int size)
{
bool const bigsize = size != 0;
- QString left_str = fix_name(leftLW->currentItem()->toolTip(), bigsize);
- QString right_str = fix_name(rightLW->currentItem()->toolTip(), bigsize);
+ docstring left_str = fix_name(getDelimiterName(leftLW->currentItem()),
+ bigsize);
+ docstring right_str = fix_name(getDelimiterName(rightLW->currentItem()),
+ bigsize);
if (!bigsize)
tex_code_ = left_str + ' ' + right_str;
else {
- tex_code_ = bigleft[size] + ' '
+ tex_code_ = from_ascii(bigleft[size]) + ' '
+ left_str + ' '
- + bigright[size] + ' '
+ + from_ascii(bigright[size]) + ' '
+ right_str;
}
// FIXME: retrieve the LateX code directly from mathed.
// In all cases, we want the '\' prefix if needed, so we pass 'true'
// to fix_name.
- left_str = fix_name(leftLW->currentItem()->toolTip(), true);
- right_str = fix_name(rightLW->currentItem()->toolTip(), true);
- QString code_str;
+ left_str = fix_name(getDelimiterName(leftLW->currentItem()),
+ true);
+ right_str = fix_name(getDelimiterName(rightLW->currentItem()),
+ true);
+ docstring code_str;
if (!bigsize)
code_str = "\\left" + left_str + " \\right" + right_str;
else {
// There should be nothing in the TeX-code when the delimiter is "None".
if (left_str != ".")
- code_str = "\\" + bigleft[size] + left_str + ' ';
+ code_str = "\\" + from_ascii(bigleft[size]) + left_str + ' ';
if (right_str != ".")
- code_str += "\\" + bigright[size] + right_str;
+ code_str += "\\" + from_ascii(bigright[size]) + right_str;
}
- texCodeL->setText(qt_("TeX Code: ") + code_str);
+ texCodeL->setText(qt_("TeX Code: ") + toqstr(code_str));
+
+ // Enable the Swap button with non-matched pairs
+ bool const allow_swap =
+ (doMatch(mathSymbol(getDelimiterName(leftLW->currentItem())).unicode)
+ != mathSymbol(getDelimiterName(rightLW->currentItem())).unicode);
+ swapPB->setEnabled(allow_swap);
}
-void GuiDelimiterDialog::on_insertPB_clicked()
+void GuiDelimiter::on_insertPB_clicked()
{
if (sizeCO->currentIndex() == 0)
- controller().dispatchDelim(fromqstr(tex_code_));
+ dispatch(FuncRequest(LFUN_MATH_DELIM, tex_code_));
else {
- QString command = '"' + tex_code_ + '"';
- command.replace(' ', "\" \"");
- controller().dispatchBigDelim(fromqstr(command));
+ docstring command = '"' + tex_code_ + '"';
+ command = support::subst(command, from_ascii(" "), from_ascii("\" \""));
+ dispatch(FuncRequest(LFUN_MATH_BIGDELIM, command));
}
- }
+}
-void GuiDelimiterDialog::on_sizeCO_activated(int index)
+void GuiDelimiter::on_sizeCO_activated(int index)
{
updateTeXCode(index);
}
-void GuiDelimiterDialog::on_leftLW_itemActivated(QListWidgetItem *)
+void GuiDelimiter::on_leftLW_itemActivated(QListWidgetItem *)
{
+ // do not auto-apply if !matchCB->isChecked()
+ if (!matchCB->isChecked())
+ return;
on_insertPB_clicked();
accept();
}
-void GuiDelimiterDialog::on_rightLW_itemActivated(QListWidgetItem *)
+void GuiDelimiter::on_rightLW_itemActivated(QListWidgetItem *)
{
+ // do not auto-apply if !matchCB->isChecked()
+ if (!matchCB->isChecked())
+ return;
on_insertPB_clicked();
accept();
}
-void GuiDelimiterDialog::on_leftLW_currentRowChanged(int item)
+void GuiDelimiter::on_leftLW_currentRowChanged(int item)
{
if (matchCB->isChecked())
rightLW->setCurrentRow(item);
}
-void GuiDelimiterDialog::on_rightLW_currentRowChanged(int item)
+void GuiDelimiter::on_rightLW_currentRowChanged(int item)
{
if (matchCB->isChecked())
leftLW->setCurrentRow(item);
}
-void GuiDelimiterDialog::on_matchCB_stateChanged(int state)
+void GuiDelimiter::on_matchCB_stateChanged(int state)
{
- if (state == Qt::Checked)
+ // Synchronise the vertical scroll bars when checked
+ QScrollBar * ls = leftLW->verticalScrollBar();
+ QScrollBar * rs = rightLW->verticalScrollBar();
+
+ if (state == Qt::Checked) {
on_leftLW_currentRowChanged(leftLW->currentRow());
+ connect(ls, SIGNAL(valueChanged(int)), rs, SLOT(setValue(int)),
+ Qt::UniqueConnection);
+ connect(rs, SIGNAL(valueChanged(int)), ls, SLOT(setValue(int)),
+ Qt::UniqueConnection);
+ rs->setValue(ls->value());
+ } else {
+ ls->disconnect(rs);
+ rs->disconnect(ls);
+ }
+
updateTeXCode(sizeCO->currentIndex());
}
+void GuiDelimiter::on_swapPB_clicked()
+{
+ // Get current math symbol for each side.
+ MathSymbol const & lms =
+ mathSymbol(getDelimiterName(leftLW->currentItem()));
+ MathSymbol const & rms =
+ mathSymbol(getDelimiterName(rightLW->currentItem()));
+
+ // Swap and match.
+ char_type const lc = doMatch(rms.unicode);
+ char_type const rc = doMatch(lms.unicode);
+
+ // Convert back to QString to locate them in the widget.
+ MathSymbol const & nlms = mathSymbol(texName(lc));
+ MathSymbol const & nrms = mathSymbol(texName(rc));
+ QString lqs(nlms.fontcode ?
+ QChar(nlms.fontcode) : toqstr(docstring(1, nlms.unicode)));
+ QString rqs(nrms.fontcode ?
+ QChar(nrms.fontcode) : toqstr(docstring(1, nrms.unicode)));
+
+ // Handle unencoded "symbol" of "(None)".
+ if (lqs == "?")
+ lqs = qt_("(None)");
+ if(rqs == "?")
+ rqs = qt_("(None)");
+
+ // Locate matching QListWidgetItem.
+ QList<QListWidgetItem *> lwi = leftLW->findItems(lqs, Qt::MatchExactly);
+ QList<QListWidgetItem *> rwi = rightLW->findItems(rqs, Qt::MatchExactly);
+
+ // Select.
+ leftLW->setCurrentItem(lwi.first());
+ rightLW->setCurrentItem(rwi.first());
+
+ updateTeXCode(sizeCO->currentIndex());
+}
+
+
+Dialog * createGuiDelimiter(GuiView & lv) { return new GuiDelimiter(lv); }
+
} // namespace frontend
} // namespace lyx
-#include "GuiDelimiter_moc.cpp"
+#include "moc_GuiDelimiter.cpp"