lyx_mirror/src/frontends/qt4/GuiBox.cpp

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/**
* \file GuiBox.cpp
* This file is part of LyX, the document processor.
* Licence details can be found in the file COPYING.
*
* \author Jürgen Vigna (Minipage stuff)
* \author Martin Vermeer
* \author Jürgen Spitzmüller
*
* Full author contact details are available in file CREDITS.
*/
#include <config.h>
#include "GuiBox.h"
#include "LengthCombo.h"
#include "Length.h"
#include "qt_helpers.h"
#include "Validator.h"
#include "insets/InsetBox.h"
#include "support/gettext.h"
#include "support/foreach.h"
#include "support/lstrings.h"
#include <QPushButton>
#include <QLineEdit>
#ifdef IN
#undef IN
#endif
using namespace std;
namespace lyx {
namespace frontend {
static QStringList boxGuiIds()
{
return QStringList()
<< "Frameless" << "Boxed"
<< "ovalbox" << "Ovalbox"
<< "Shadowbox" << "Shaded"
<< "Doublebox";
}
static QStringList boxGuiNames()
{
return QStringList()
<< qt_("No frame") << qt_("Simple rectangular frame")
<< qt_("Oval frame, thin") << qt_("Oval frame, thick")
<< qt_("Drop shadow") << qt_("Shaded background")
<< qt_("Double rectangular frame");
}
static QStringList boxGuiSpecialLengthIds()
{
return QStringList() << "height" << "depth"
<< "totalheight" << "width";
}
static QStringList boxGuiSpecialLengthNames()
{
return QStringList() << qt_("Height") << qt_("Depth")
<< qt_("Total Height") << qt_("Width");
}
GuiBox::GuiBox(QWidget * parent) : InsetParamsWidget(parent)
{
setupUi(this);
// fill the box type choice
ids_ = boxGuiIds();
gui_names_ = boxGuiNames();
for (int i = 0; i != ids_.size(); ++i)
typeCO->addItem(gui_names_[i], ids_[i]);
// add the special units to the height choice
// width needs different handling
ids_spec_ = boxGuiSpecialLengthIds();
gui_names_spec_ = boxGuiSpecialLengthNames();
for (int i = 0; i != ids_spec_.size(); ++i)
heightUnitsLC->addItem(gui_names_spec_[i], ids_spec_[i]);
connect(widthED, SIGNAL(textChanged(QString)), this, SIGNAL(changed()));
connect(widthUnitsLC, SIGNAL(selectionChanged(lyx::Length::UNIT)),
this, SIGNAL(changed()));
connect(valignCO, SIGNAL(highlighted(QString)), this, SIGNAL(changed()));
connect(heightED, SIGNAL(textChanged(QString)), this, SIGNAL(changed()));
connect(heightUnitsLC, SIGNAL(selectionChanged(lyx::Length::UNIT)),
this, SIGNAL(changed()));
connect(halignCO, SIGNAL(activated(int)), this, SIGNAL(changed()));
connect(ialignCO, SIGNAL(activated(int)), this, SIGNAL(changed()));
heightED->setValidator(unsignedLengthValidator(heightED));
widthED->setValidator(unsignedLengthValidator(widthED));
// initialize the length validator
addCheckedWidget(widthED, widthLA);
addCheckedWidget(heightED, heightCB);
initDialog();
}
void GuiBox::on_innerBoxCO_activated(int /* index */)
{
QString itype =
innerBoxCO->itemData(innerBoxCO->currentIndex()).toString();
// handle parbox and minipage the same way
bool const ibox =
(itype != "none"
&& itype != "makebox");
QString const outer =
typeCO->itemData(typeCO->currentIndex()).toString();
valignCO->setEnabled(ibox);
ialignCO->setEnabled(ibox);
if (heightCB->isChecked() && !ibox)
heightCB->setChecked(false);
heightCB->setEnabled(ibox);
// except for frameless and boxed, the width cannot be specified if
// there is no inner box
bool const width_enabled =
ibox || outer == "Frameless" || outer == "Boxed";
widthED->setEnabled(width_enabled);
widthUnitsLC->setEnabled(width_enabled);
// halign is only allowed for Boxed without inner box or for makebox
halignCO->setEnabled((!ibox && outer == "Boxed")
|| (itype == "makebox"));
// pagebreak is only allowed for Boxed without inner box
pagebreakCB->setEnabled(!ibox && outer == "Boxed");
setSpecial(ibox);
changed();
}
void GuiBox::on_typeCO_activated(int index)
{
QString const type =
typeCO->itemData(index).toString();
bool const frameless = (type == "Frameless");
QString itype =
innerBoxCO->itemData(innerBoxCO->currentIndex()).toString();
setInnerType(frameless, itype);
// refresh itype because it might have been changed in setInnerType
itype =
innerBoxCO->itemData(innerBoxCO->currentIndex()).toString();
// handle parbox and minipage the same way
bool const ibox =
(itype != "none"
&& itype != "makebox");
if (frameless && itype != "makebox") {
valignCO->setEnabled(ibox);
ialignCO->setEnabled(ibox);
if (heightCB->isChecked() && !ibox)
heightCB->setChecked(false);
heightCB->setEnabled(ibox);
setSpecial(ibox);
}
// except for frameless and boxed, the width cannot be specified if
// there is no inner box
bool const width_enabled =
itype != "none" || frameless || type == "Boxed";
widthED->setEnabled(width_enabled);
widthUnitsLC->setEnabled(width_enabled);
// halign is only allowed for Boxed without inner box or for makebox
halignCO->setEnabled((type == "Boxed" && itype == "none") || (itype == "makebox"));
// pagebreak is only allowed for Boxed without inner box
pagebreakCB->setEnabled(type == "Boxed" && itype == "none");
changed();
}
void GuiBox::initDialog()
{
setInnerType(true, toqstr("minipage"));
widthED->setText("100");
widthUnitsLC->setCurrentItem(Length::PCW);
heightED->setText("1");
heightUnitsLC->setCurrentItem("totalheight");
}
void GuiBox::on_heightCB_stateChanged(int state)
{
bool const enable = (innerBoxCO->currentText() != qt_("None"))
&& (state == Qt::Checked);
heightED->setEnabled(enable);
heightUnitsLC->setEnabled(enable);
changed();
}
void GuiBox::on_pagebreakCB_stateChanged()
{
bool pbreak = (pagebreakCB->checkState() == Qt::Checked);
innerBoxCO->setEnabled(!pbreak);
widthED->setEnabled(!pbreak);
widthUnitsLC->setEnabled(!pbreak);
if (!pbreak) {
on_typeCO_activated(typeCO->currentIndex());
return;
}
valignCO->setEnabled(false);
ialignCO->setEnabled(false);
halignCO->setEnabled(false);
heightCB->setEnabled(false);
heightED->setEnabled(false);
heightUnitsLC->setEnabled(false);
setSpecial(false);
changed();
}
void GuiBox::paramsToDialog(Inset const * inset)
{
InsetBox const * box = static_cast<InsetBox const *>(inset);
InsetBoxParams const & params = box->params();
QString type = toqstr(params.type);
if (type == "Framed") {
pagebreakCB->setChecked(true);
type = "Boxed";
} else {
pagebreakCB->setChecked(false);
}
typeCO->setCurrentIndex(typeCO->findData(type));
// default: minipage
QString inner_type = "minipage";
if (!params.inner_box)
inner_type = "none";
if (params.use_parbox)
inner_type = "parbox";
if (params.use_makebox)
inner_type = "makebox";
bool const frameless = (params.type == "Frameless");
setInnerType(frameless, inner_type);
char c = params.pos;
valignCO->setCurrentIndex(string("tcb").find(c, 0));
c = params.inner_pos;
ialignCO->setCurrentIndex(string("tcbs").find(c, 0));
c = params.hor_pos;
halignCO->setCurrentIndex(string("lcrs").find(c, 0));
bool ibox = (params.inner_box && !params.use_makebox);
valignCO->setEnabled(ibox);
ialignCO->setEnabled(ibox);
setSpecial(ibox);
// halign and pagebreak are only allowed for Boxed without inner box
halignCO->setEnabled((!ibox && type == "Boxed") || (params.use_makebox));
// pagebreak is only allowed for Boxed without inner box
pagebreakCB->setEnabled(!ibox && type == "Boxed");
// except for frameless and boxed, the width cannot be specified if
// there is no inner box
bool const width_enabled = (ibox || frameless || type == "Boxed");
widthED->setEnabled(width_enabled);
widthUnitsLC->setEnabled(width_enabled);
Length::UNIT const default_unit = Length::defaultUnit();
lengthToWidgets(widthED, widthUnitsLC,
(params.width).asString(), default_unit);
QString const special = toqstr(params.special);
if (!special.isEmpty() && special != "none")
widthUnitsLC->setCurrentItem(special);
lengthToWidgets(heightED, heightUnitsLC,
(params.height).asString(), default_unit);
QString const height_special = toqstr(params.height_special);
if (!height_special.isEmpty() && height_special != "none")
heightUnitsLC->setCurrentItem(height_special);
// set no optional height if the value is the default "1\height"
// (special units like \height are handled as "in",
// FIXME: this is a very bad UI, this check box should be disabled in
// this case, not forced to 'unchecked' state.
if (height_special == "totalheight" && params.height == Length("1in"))
heightCB->setCheckState(Qt::Unchecked);
else
heightCB->setCheckState(Qt::Checked);
heightCB->setEnabled(ibox);
}
docstring GuiBox::dialogToParams() const
{
bool const pagebreak =
pagebreakCB->isEnabled() && pagebreakCB->isChecked();
string box_type;
if (pagebreak)
box_type = "Framed";
else
box_type = fromqstr(typeCO->itemData(
typeCO->currentIndex()).toString());
InsetBoxParams params(box_type);
params.inner_box =
(!pagebreak && innerBoxCO->currentText() != qt_("None"));
params.use_parbox =
(!pagebreak && innerBoxCO->currentText() == qt_("Parbox"));
params.use_makebox =
(!pagebreak && innerBoxCO->currentText() == qt_("Makebox"));
params.pos = "tcb"[valignCO->currentIndex()];
params.inner_pos = "tcbs"[ialignCO->currentIndex()];
params.hor_pos = "lcrs"[halignCO->currentIndex()];
QString unit =
widthUnitsLC->itemData(widthUnitsLC->currentIndex()).toString();
QString value = widthED->text();
if (ids_spec_.contains(unit) && !isValidLength(fromqstr(value))) {
params.special = fromqstr(unit);
// Note: the unit is simply ignored in this case
params.width = Length(value.toDouble(), Length::IN);
} else {
params.special = "none";
params.width = Length(widgetsToLength(widthED, widthUnitsLC));
}
// the height parameter is omitted if the value
// is "1in" and "Total Height" is used as unit.
// 1in + "Total Height" means "1\height" which is the LaTeX default
// if no height is given
if (heightCB->checkState() == Qt::Unchecked) {
params.height = Length("1in");
params.height_special = "totalheight";
} else {
unit = heightUnitsLC->itemData(heightUnitsLC->currentIndex()).toString();
value = heightED->text();
if (ids_spec_.contains(unit) && !isValidLength(fromqstr(value))) {
params.height_special = fromqstr(unit);
// Note: the unit is simply ignored in this case
params.height = Length(value.toDouble(), Length::IN);
} else {
params.height_special = "none";
params.height =
Length(widgetsToLength(heightED, heightUnitsLC));
}
}
return from_ascii(InsetBox::params2string(params));
}
void GuiBox::setSpecial(bool ibox)
{
QString const last_item =
widthUnitsLC->itemData(heightUnitsLC->currentIndex()).toString();
// check if the widget contains the special units
bool const has_special = (widthUnitsLC->findData("totalheight") != -1);
// insert 'em if needed...
if (!ibox && !has_special) {
for (int i = 1; i < ids_spec_.size(); ++i)
widthUnitsLC->addItem(gui_names_spec_[i], ids_spec_[i]);
// ... or remove 'em if needed
} else if (ibox && has_special) {
for (int i = 1; i < ids_spec_.size(); ++i) {
int n = widthUnitsLC->findData(ids_spec_[i]);
if (n != -1)
widthUnitsLC->removeItem(n);
}
}
// restore selected text, if possible
widthUnitsLC->setCurrentItem(last_item);
}
void GuiBox::setInnerType(bool frameless, QString const & type)
{
// with "frameless" boxes, inner box is mandatory
// (i.e. is the actual box)
// we have to remove "none" then and adjust the combo
innerBoxCO->clear();
if (!frameless)
innerBoxCO->addItem(qt_("None"), toqstr("none"));
else
innerBoxCO->addItem(qt_("Makebox"), toqstr("makebox"));
innerBoxCO->addItem(qt_("Parbox"), toqstr("parbox"));
innerBoxCO->addItem(qt_("Minipage"), toqstr("minipage"));
int i = (innerBoxCO->findData(type) != -1)
? innerBoxCO->findData(type) : 0;
innerBoxCO->setCurrentIndex(i);
}
} // namespace frontend
} // namespace lyx
#include "moc_GuiBox.cpp"