lyx_mirror/src/frontends/qt4/GuiParagraph.cpp
Abdelrazak Younes 10cc0a8842 Simplify Dialog::name() handling.
git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@21736 a592a061-630c-0410-9148-cb99ea01b6c8
2007-11-23 10:45:14 +00:00

351 lines
7.7 KiB
C++

/**
* \file GuiParagraph.cpp
* This file is part of LyX, the document processor.
* Licence details can be found in the file COPYING.
*
* \author Edwin Leuven
* \author Richard Heck
* \author Abdelrazak Younes
* \author Angus Leeming
*
* Full author contact details are available in file CREDITS.
*/
#include <config.h>
#include "GuiParagraph.h"
#include "Buffer.h"
#include "BufferParams.h"
#include "BufferView.h"
#include "Cursor.h"
#include "debug.h"
//#include "DialogView.h"
//#include "DockView.h"
#include "FuncRequest.h"
#include "gettext.h"
#include "GuiView.h"
#include "Lexer.h"
#include "Paragraph.h"
#include "ParagraphParameters.h"
#include "qt_helpers.h"
#include "Spacing.h"
#include <QCheckBox>
#include <QCloseEvent>
#include <QLineEdit>
#include <QPushButton>
#include <boost/current_function.hpp>
#include <sstream>
using std::istringstream;
using std::ostringstream;
using std::string;
using std::endl;
namespace lyx {
namespace frontend {
GuiParagraph::GuiParagraph(GuiView & lv)
: Dialog(lv, "paragraph")
{
setupUi(this);
setWindowTitle(qt_("Paragraph Settings"));
//setModal(modal);
QGridLayout * gridLayout = new QGridLayout(this);
gridLayout->setMargin(0);
gridLayout->addWidget(this);
connect(alignDefaultRB, SIGNAL(clicked()), this, SLOT(changed()));
connect(alignJustRB, SIGNAL(clicked()), this, SLOT(changed()));
connect(alignLeftRB, SIGNAL(clicked()), this, SLOT(changed()));
connect(alignRightRB, SIGNAL(clicked()), this, SLOT(changed()));
connect(alignCenterRB, SIGNAL(clicked()), this, SLOT(changed()));
connect(linespacing, SIGNAL(activated(int)), this, SLOT(changed()));
connect(linespacingValue, SIGNAL(textChanged(QString)),
this, SLOT(changed()));
connect(indentCB, SIGNAL(clicked()), this, SLOT(changed()));
connect(labelWidth, SIGNAL(textChanged(QString)),
this, SLOT(changed()));
synchronizedViewCB->setChecked(false);
on_synchronizedViewCB_toggled();
linespacingValue->setValidator(new QDoubleValidator(linespacingValue));
labelWidth->setWhatsThis( qt_(
"As described in the User Guide, the width of"
" this text determines the width of the label part"
" of each item in environments like List and"
" Description.\n"
"\n"
" Normally, you won't need to set this,"
" since the largest label width of all the"
" items is used."
));
radioMap[LYX_ALIGN_LAYOUT] = alignDefaultRB;
radioMap[LYX_ALIGN_BLOCK] = alignJustRB;
radioMap[LYX_ALIGN_LEFT] = alignLeftRB;
radioMap[LYX_ALIGN_RIGHT] = alignRightRB;
radioMap[LYX_ALIGN_CENTER] = alignCenterRB;
labelMap[LYX_ALIGN_BLOCK] = _("Justified");
labelMap[LYX_ALIGN_LEFT] = _("Left");
labelMap[LYX_ALIGN_RIGHT] = _("Right");
labelMap[LYX_ALIGN_CENTER] = _("Center");
const_cast<QString &>(alignDefaultLabel) = alignDefaultRB->text();
}
void GuiParagraph::on_linespacing_activated(int index)
{
linespacingValue->setEnabled(index == 4);
}
void GuiParagraph::checkAlignmentRadioButtons()
{
RadioMap::iterator it = radioMap.begin();
for (; it != radioMap.end(); ++it) {
LyXAlignment const align = it->first;
it->second->setEnabled(align & alignPossible());
}
if (haveMulitParSelection())
alignDefaultRB->setText(alignDefaultLabel);
else
alignDefaultRB->setText(alignDefaultLabel + " ("
+ toqstr(labelMap[alignDefault()]) + ")");
}
void GuiParagraph::alignmentToRadioButtons(LyXAlignment align)
{
RadioMap::const_iterator it = radioMap.begin();
for (;it != radioMap.end(); ++it) {
if (!it->second->isEnabled())
continue;
it->second->blockSignals(true);
it->second->setChecked(align == it->first);
it->second->blockSignals(false);
}
}
LyXAlignment GuiParagraph::getAlignmentFromDialog()
{
LyXAlignment alignment = LYX_ALIGN_NONE;
RadioMap::const_iterator it = radioMap.begin();
for (; it != radioMap.end(); ++it) {
if (it->second->isChecked()) {
alignment = it->first;
break;
}
}
return alignment;
}
void GuiParagraph::on_synchronizedViewCB_toggled()
{
bool in_sync = synchronizedViewCB->isChecked();
restorePB->setEnabled(!in_sync);
applyPB->setEnabled(!in_sync);
}
void GuiParagraph::changed()
{
if (synchronizedViewCB->isChecked())
on_applyPB_clicked();
}
void GuiParagraph::on_applyPB_clicked()
{
ParagraphParameters & pp = params();
pp.align(getAlignmentFromDialog());
// get spacing
Spacing::Space ls = Spacing::Default;
string other;
switch (linespacing->currentIndex()) {
case 0:
ls = Spacing::Default;
break;
case 1:
ls = Spacing::Single;
break;
case 2:
ls = Spacing::Onehalf;
break;
case 3:
ls = Spacing::Double;
break;
case 4:
ls = Spacing::Other;
other = fromqstr(linespacingValue->text());
break;
}
Spacing const spacing(ls, other);
pp.spacing(spacing);
// label width
pp.labelWidthString(qstring_to_ucs4(labelWidth->text()));
// indendation
pp.noindent(!indentCB->isChecked());
dispatchParams();
}
void GuiParagraph::on_restorePB_clicked()
{
updateView();
}
void GuiParagraph::updateView()
{
on_synchronizedViewCB_toggled();
ParagraphParameters const & pp = params();
// label width
docstring const & labelwidth = pp.labelWidthString();
// FIXME We should not compare translated strings
if (labelwidth != _("Senseless with this layout!")) {
labelwidthGB->setEnabled(true);
labelWidth->setText(toqstr(labelwidth));
} else {
labelwidthGB->setEnabled(false);
labelWidth->setText("");
}
// alignment
checkAlignmentRadioButtons();
alignmentToRadioButtons(pp.align());
//indentation
bool const canindent = canIndent();
indentCB->setEnabled(canindent);
indentCB->setChecked(canindent && !pp.noindent());
// linespacing
int ls;
Spacing const & space = pp.spacing();
switch (space.getSpace()) {
case Spacing::Single:
ls = 1;
break;
case Spacing::Onehalf:
ls = 2;
break;
case Spacing::Double:
ls = 3;
break;
case Spacing::Other:
ls = 4;
break;
default:
ls = 0;
break;
}
linespacing->setCurrentIndex(ls);
if (space.getSpace() == Spacing::Other) {
linespacingValue->setText(toqstr(space.getValueAsString()));
linespacingValue->setEnabled(true);
} else {
linespacingValue->setText(QString());
linespacingValue->setEnabled(false);
}
}
ParagraphParameters & GuiParagraph::params()
{
if (haveMulitParSelection()) {
multiparsel_ = ParagraphParameters();
// FIXME: It would be nice to initialise the parameters that
// are common to all paragraphs.
return multiparsel_;
}
return bufferview()->cursor().innerParagraph().params();
}
ParagraphParameters const & GuiParagraph::params() const
{
return bufferview()->cursor().innerParagraph().params();
}
void GuiParagraph::dispatchParams()
{
if (haveMulitParSelection()) {
ostringstream data;
multiparsel_.write(data);
FuncRequest const fr(LFUN_PARAGRAPH_PARAMS_APPLY, data.str());
dispatch(fr);
return;
}
bufferview()->updateMetrics();
bufferview()->buffer().changed();
}
bool GuiParagraph::haveMulitParSelection()
{
Cursor cur = bufferview()->cursor();
return cur.selection() && cur.selBegin().pit() != cur.selEnd().pit();
}
bool GuiParagraph::canIndent() const
{
return buffer().params().paragraph_separation ==
BufferParams::PARSEP_INDENT;
}
LyXAlignment GuiParagraph::alignPossible() const
{
return bufferview()->cursor().innerParagraph().layout()->alignpossible;
}
LyXAlignment GuiParagraph::alignDefault() const
{
return bufferview()->cursor().innerParagraph().layout()->align;
}
Dialog * createGuiParagraph(GuiView & lv)
{
#if 0
GuiView & guiview = static_cast<GuiView &>(lv);
#ifdef USE_DOCK_WIDGET
return new DockView<ControlParagraph, GuiParagraph>(guiview, "paragraph",
Qt::TopDockWidgetArea);
#else
return new DialogView<ControlParagraph, GuiParagraph>(guiview, "paragraph");
#endif
#endif
return new GuiParagraph(lv);
}
} // namespace frontend
} // namespace lyx
#include "GuiParagraph_moc.cpp"