lyx_mirror/src/frontends/qt2/QParagraph.C
Angus Leeming da4456f2aa Lots and lots of little trivial bits.
git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@5334 a592a061-630c-0410-9148-cb99ea01b6c8
2002-09-24 13:57:09 +00:00

371 lines
8.6 KiB
C

/**
* \file QParagraph.C
* This file is part of LyX, the document processor.
* Licence details can be found in the file COPYING.
*
* \author Edwin Leuven
*
* Full author contact details are available in file CREDITS
*/
#include <config.h>
#ifdef __GNUG__
#pragma implementation
#endif
#include "ControlParagraph.h"
#include "QParagraph.h"
#include "QParagraphDialog.h"
#include "Qt2BC.h"
#include "ParagraphParameters.h"
#include "lyxrc.h" // to set the deafult length values
#include "gettext.h"
#include "layout.h" // LyXAlignment
#include "helper_funcs.h"
#include "lyxgluelength.h"
#include "vspace.h"
#include "support/lstrings.h"
#include "support/LAssert.h"
#include <functional>
#include <qcombobox.h>
#include <qlineedit.h>
#include <qcheckbox.h>
#include <qpushbutton.h>
#include <qtabwidget.h>
#include <qbuttongroup.h>
using std::vector;
using std::bind2nd;
using std::remove_if;
typedef Qt2CB<ControlParagraph, Qt2DB<QParagraphDialog> > base_class;
QParagraph::QParagraph()
: base_class(_("Paragraph Layout"))
{}
void QParagraph::build_dialog()
{
// the tabbed folder
dialog_.reset(new QParagraphDialog(this));
// Create the contents of the unit choices
// Don't include the "%" terms...
units_ = getLatexUnits();
vector<string>::iterator del = remove_if(units_.begin(), units_.end(),
bind2nd(contains_functor(), "%"));
units_.erase(del, units_.end());
for (vector<string>::const_iterator it = units_.begin();
it != units_.end(); ++it) {
dialog_->unitAbove->insertItem(it->c_str());
dialog_->unitBelow->insertItem(it->c_str());
}
// Manage the ok, apply, restore and cancel/close buttons
bc().setOK(dialog_->okPB);
bc().setApply(dialog_->applyPB);
bc().setCancel(dialog_->closePB);
bc().setRestore(dialog_->restorePB);
bc().addReadOnly(dialog_->paragraphTab);
}
namespace {
VSpace setVSpaceFromWidgets(int spacing,
string value,
string unit,
bool keep)
{
VSpace space;
switch (spacing) {
case 0:
space = VSpace(VSpace::NONE);
break;
case 1:
space = VSpace(VSpace::DEFSKIP);
break;
case 2:
space = VSpace(VSpace::SMALLSKIP);
break;
case 3:
space = VSpace(VSpace::MEDSKIP);
break;
case 4:
space = VSpace(VSpace::BIGSKIP);
break;
case 5:
space = VSpace(VSpace::VFILL);
break;
case 6:
string s;
string const length = trim(value);
if (isValidGlueLength(length)) {
s = length;
} else if (!length.empty()){
string u = trim(unit);
u = subst(u, "%%", "%");
s = length + u;
}
space = VSpace(LyXGlueLength(s));
break;
}
space.setKeep(keep);
return space;
}
} // namespace anon
void QParagraph::apply()
{
/* SPACING ABOVE */
// If a vspace kind is "Length" but there's no text in
// the input field, reset the kind to "None".
if (dialog_->spacingAbove->currentItem()==5
&& dialog_->valueAbove->text().isEmpty())
dialog_->spacingAbove->setCurrentItem(0);
VSpace const space_top =
setVSpaceFromWidgets(dialog_->spacingAbove->currentItem(),
string(dialog_->valueAbove->text()),
string(dialog_->unitAbove->currentText()),
dialog_->keepAbove->isChecked());
controller().params().spaceTop(space_top);
/* SPACING BELOW */
if (dialog_->spacingBelow->currentItem()==5
&& dialog_->valueBelow->text().isEmpty())
dialog_->spacingBelow->setCurrentItem(0);
VSpace const space_bottom =
setVSpaceFromWidgets(dialog_->spacingBelow->currentItem(),
string(dialog_->valueBelow->text()),
string(dialog_->unitBelow->currentText()),
dialog_->keepBelow->isChecked());
controller().params().spaceBottom(space_bottom);
/* alignment */
LyXAlignment align;
switch (dialog_->align->currentItem()) {
case 0:
align = LYX_ALIGN_BLOCK;
break;
case 1:
align = LYX_ALIGN_LEFT;
break;
case 2:
align = LYX_ALIGN_RIGHT;
break;
case 3:
align = LYX_ALIGN_CENTER;
break;
default:
align = LYX_ALIGN_BLOCK;
}
controller().params().align(align);
/* get spacing */
Spacing::Space linespacing = Spacing::Default;
string other;
switch (dialog_->linespacing->currentItem()) {
case 0:
linespacing = Spacing::Default;
break;
case 1:
linespacing = Spacing::Single;
break;
case 2:
linespacing = Spacing::Onehalf;
break;
case 3:
linespacing = Spacing::Double;
break;
case 4:
linespacing = Spacing::Other;
other = dialog_->linespacingValue->text();
break;
}
Spacing const spacing(linespacing, other);
controller().params().spacing(spacing);
/* lines and pagebreaks */
controller().params().lineTop(dialog_->lineAbove->isChecked());
controller().params().lineBottom(dialog_->lineBelow->isChecked());
controller().params().pagebreakTop(dialog_->pagebreakAbove->isChecked());
controller().params().pagebreakBottom(dialog_->pagebreakBelow->isChecked());
/* label width */
controller().params().labelWidthString(string(dialog_->labelWidth->text()));
/* indendation */
controller().params().noindent(dialog_->noindent->isChecked());
}
namespace {
void setWidgetsFromVSpace(VSpace const & space,
QComboBox * spacing,
QLineEdit * value,
QComboBox * unit,
QCheckBox * keep, vector<string> units_)
{
value->setText("");
value->setEnabled(false);
unit->setEnabled(false);
int item;
switch (space.kind()) {
case VSpace::NONE:
item = 0;
break;
case VSpace::DEFSKIP:
item = 1;
break;
case VSpace::SMALLSKIP:
item = 2;
break;
case VSpace::MEDSKIP:
item = 3;
break;
case VSpace::BIGSKIP:
item = 4;
break;
case VSpace::VFILL:
item = 5;
break;
case VSpace::LENGTH:
item = 6;
value->setEnabled(true);
unit->setEnabled(true);
string length = space.length().asString();
string const default_unit = (lyxrc.default_papersize>3) ? "cm" : "in";
string supplied_unit = default_unit;
LyXLength len(length);
if ((isValidLength(length) || isStrDbl(length)) && !len.zero()) {
ostringstream buffer;
buffer << len.value();
length = buffer.str();
supplied_unit = subst(stringFromUnit(len.unit()),"%","%%");
}
int unit_item = 0;
int i = 0;
for (vector<string>::const_iterator it = units_.begin();
it != units_.end(); ++it) {
if (*it==default_unit) {
unit_item = i;
}
if (*it==supplied_unit) {
unit_item = i;
break;
}
i += 1;
}
value->setText(length.c_str());
unit->setCurrentItem(unit_item);
break;
}
spacing->setCurrentItem(item);
keep->setChecked(space.keep());
}
} // namespace anon
void QParagraph::update_contents()
{
/* label width */
string labelwidth = controller().params().labelWidthString();
dialog_->labelWidth->setText(labelwidth.c_str());
dialog_->labelwidthGB->setEnabled(
labelwidth != _("Senseless with this layout!"));
/* alignment */
int i;
switch (controller().params().align()) {
case LYX_ALIGN_LEFT:
i = 1;
break;
case LYX_ALIGN_RIGHT:
i = 2;
break;
case LYX_ALIGN_CENTER:
i = 3;
break;
default:
i = 0;
break;
}
dialog_->align->setCurrentItem(i);
//LyXAlignment alignpos = controller().alignPossible();
// no inset-text-owned paragraph may have pagebreaks
bool ininset = controller().inInset();
dialog_->pagebreakAbove->setEnabled(!ininset);
dialog_->pagebreakBelow->setEnabled(!ininset);
/* lines, pagebreaks and indent */
dialog_->lineAbove->setChecked(controller().params().lineTop());
dialog_->lineBelow->setChecked(controller().params().lineBottom());
dialog_->pagebreakAbove->setChecked(controller().params().pagebreakTop());
dialog_->pagebreakBelow->setChecked(controller().params().pagebreakBottom());
dialog_->noindent->setChecked(controller().params().noindent());
/* linespacing */
int linespacing;
Spacing const space = controller().params().spacing();
switch (space.getSpace()) {
case Spacing::Single:
linespacing = 1;
break;
case Spacing::Onehalf:
linespacing = 2;
break;
case Spacing::Double:
linespacing = 3;
break;
case Spacing::Other:
linespacing = 4;
break;
default:
linespacing = 0;
break;
}
dialog_->linespacing->setCurrentItem(linespacing);
if (space.getSpace() == Spacing::Other) {
string const sp = tostr(space.getValue());
dialog_->linespacingValue->setText(sp.c_str());
dialog_->linespacingValue->setEnabled(true);
} else {
dialog_->linespacingValue->setText("");
dialog_->linespacingValue->setEnabled(false);
}
/* vspace top */
setWidgetsFromVSpace(controller().params().spaceTop(),
dialog_->spacingAbove,
dialog_->valueAbove,
dialog_->unitAbove,
dialog_->keepAbove,units_);
/* vspace bottom */
setWidgetsFromVSpace(controller().params().spaceBottom(),
dialog_->spacingBelow,
dialog_->valueBelow,
dialog_->unitBelow,
dialog_->keepBelow,units_);
/* no indent */
dialog_->noindent->setChecked(controller().params().noindent());
}