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tdeutils/kregexpeditor/characterswidget.cpp

448 lines
13 KiB

/*
* Copyright (c) 2002-2003 Jesper K. Pedersen <blackie@kde.org>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License version 2 as published by the Free Software Foundation.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public License
* along with this library; see the file COPYING.LIB. If not, write to
* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301, USA.
**/
#ifdef QT_ONLY
#include "compat.h"
#else
#include <kdialogbase.h>
#include "characterswidget.moc"
#endif
#include "characterswidget.h"
#include "textrangeregexp.h"
#include "regexp.h"
#include "charselector.h"
#include "myfontmetrics.h"
#include "regexpconverter.h"
#include <tqpainter.h>
#include <tqgrid.h>
#include <iostream>
#include <tqhgroupbox.h>
#include <tqcursor.h>
#include <tqcheckbox.h>
CharacterEdits* CharactersWidget::_configWindow = 0;
CharactersWidget::CharactersWidget(RegExpEditorWindow* editorWindow, TQWidget *parent,
const char *name)
: RegExpWidget(editorWindow, parent, name)
{
_regexp = new TextRangeRegExp( false /* not used */);
}
CharactersWidget::CharactersWidget( TextRangeRegExp* regexp, RegExpEditorWindow* editorWindow,
TQWidget* parent, const char* name )
: RegExpWidget( editorWindow, parent, name )
{
_regexp = dynamic_cast<TextRangeRegExp*>( regexp->clone() );
Q_ASSERT( _regexp );
}
CharactersWidget::~CharactersWidget()
{
delete _regexp;
}
TQSize CharactersWidget::sizeHint() const
{
TQFontMetrics metrics = fontMetrics();
_textSize = HackCalculateFontSize(metrics, title());
// _textSize = metrics.size(0, title());
TQSize headerSize = TQSize(_textSize.width() + 4 * bdSize,
_textSize.height());
_contentSize = HackCalculateFontSize(metrics,text());
// _contentSize = metrics.size(0, text());
return TQSize(QMAX(headerSize.width(), bdSize + _contentSize.width() + bdSize+ 2*pw),
headerSize.height() + bdSize + _contentSize.height() + bdSize + 2*pw);
}
void CharactersWidget::paintEvent(TQPaintEvent *e)
{
TQSize mySize = sizeHint();
TQPainter painter(this);
drawPossibleSelection( painter, mySize );
int center = _textSize.height()/2;
int offset = 0;
// draw the horizontal line and the label
painter.drawLine(pw,center, bdSize,center);
offset += pw + 2*bdSize;
painter.drawText(offset, 0, _textSize.width(), _textSize.height(), 0, title());
offset += _textSize.width() + bdSize;
painter.drawLine(offset, center, mySize.width(), center);
// Draw the rest of the lines
int y = mySize.width() - pw;
int x = mySize.height() -pw;
painter.drawLine(0,center,0,mySize.height());
painter.drawLine(y,center,y,mySize.height());
painter.drawLine(0,x,y,x);
// Draw the text
painter.drawText(bdSize, bdSize+_textSize.height(), _contentSize.width(),
_contentSize.height(), 0, text());
RegExpWidget::paintEvent(e);
}
RegExp* CharactersWidget::regExp() const
{
RegExp* r = _regexp->clone();
r->setSelected( isSelected() );
return r;
}
TQString CharactersWidget::text() const
{
TQString res = TQString::fromLatin1("");
if (_regexp->wordChar())
res += i18n("- A word character\n");
if (_regexp->nonWordChar())
res += i18n("- A non-word character\n");
if (_regexp->digit())
res += i18n("- A digit character\n");
if (_regexp->nonDigit())
res += i18n("- A non-digit character\n");
if ( _regexp->space() )
res += i18n("- A space character\n");
if ( _regexp->nonSpace() )
res += i18n("- A non-space character\n");
// Single characters
TQStringList chars = _regexp->chars();
if ( !chars.isEmpty() ) {
TQString str = chars.join( TQString::fromLocal8Bit(", ") );
res += TQString::fromLocal8Bit("- ") + str + TQString::fromLocal8Bit("\n");
}
// Ranges characters
TQPtrList<StringPair> range = _regexp->range();
for ( TQPtrListIterator<StringPair> it( range ); *it; ++it ) {
StringPair* elm = static_cast<StringPair*>(*it);
if (elm) {
TQString fromText = elm->first();
TQString toText = elm->second();
res += TQString::fromLocal8Bit("- ") + i18n("from ") + fromText + i18n(" to ") + toText + TQString::fromLocal8Bit("\n");
}
}
return res.left(res.length()-1);
}
TQString CharactersWidget::title() const
{
if (_regexp->negate())
return i18n("Any Character Except");
else
return i18n("One of Following Characters");
}
RegExpWidget* CharactersWidget::findWidgetToEdit( TQPoint globalPos )
{
if ( TQRect(mapToGlobal(TQPoint(0,0)), size()).contains( globalPos ) )
return this;
else
return 0;
}
int CharactersWidget::edit()
{
if ( _configWindow == 0 ) {
TQApplication::setOverrideCursor( WaitCursor );
// No parent here, as this window should continue to exists.
_configWindow = new CharacterEdits( 0, "CharactersWidget::_configWindow" );
TQApplication::restoreOverrideCursor();
}
_configWindow->move(TQCursor::pos() - TQPoint(_configWindow->sizeHint().width()/2,
_configWindow->sizeHint().height()/2));
int ret = _configWindow->exec(_regexp );
if ( ret == TQDialog::Accepted ) {
_editorWindow->updateContent( 0 );
update();
}
return ret;
}
void CharacterEdits::addCharacter( TQString txt )
{
KMultiFormListBoxEntryList list = _single->elements();
for ( TQPtrListIterator<KMultiFormListBoxEntry> it(list); *it; ++it ) {
SingleEntry* entry = dynamic_cast<SingleEntry*>( *it );
if ( entry && entry->isEmpty() ) {
entry->setText( txt );
return;
}
}
SingleEntry* entry = new SingleEntry( _single );
entry->setText( txt );
_single->append( entry );
}
void CharacterEdits::addRange( TQString from, TQString to )
{
KMultiFormListBoxEntryList list = _range->elements();
for ( TQPtrListIterator<KMultiFormListBoxEntry> it(list); *it; ++it ) {
RangeEntry* entry = dynamic_cast<RangeEntry*>( *it );
if ( entry && entry->isEmpty() ) {
entry->setFrom( from );
entry->setTo( to );
return;
}
}
RangeEntry* entry = new RangeEntry( _range );
entry->setFrom( from );
entry->setTo( to );
_range->append( entry );
}
int CharacterEdits::exec( TextRangeRegExp* regexp )
{
_regexp = regexp;
negate->setChecked( regexp->negate() );
digit->setChecked( regexp->digit() );
_nonDigit->setChecked( regexp->nonDigit() );
space->setChecked( regexp->space() );
_nonSpace->setChecked( regexp->nonSpace() );
wordChar->setChecked( regexp->wordChar() );
_nonWordChar->setChecked( regexp->nonWordChar() );
bool enabled = (RegExpConverter::current()->features() & RegExpConverter::CharacterRangeNonItems);
_nonWordChar->setEnabled( enabled );
_nonDigit->setEnabled( enabled );
_nonSpace->setEnabled( enabled );
// Characters
KMultiFormListBoxEntryList list1 = _single->elements();
for ( TQPtrListIterator<KMultiFormListBoxEntry> it(list1); *it; ++it ) {
SingleEntry* entry = dynamic_cast<SingleEntry*>( *it );
if (entry)
entry->setText( TQString::fromLocal8Bit("") );
}
TQStringList list2 = regexp->chars();
for ( TQStringList::Iterator it2( list2.begin() ); ! (*it2).isNull(); ++it2 ) {
addCharacter( *it2 );
}
// Ranges
KMultiFormListBoxEntryList list3 = _range->elements();
for ( TQPtrListIterator<KMultiFormListBoxEntry> it3(list3); *it3; ++it3 ) {
RangeEntry* entry = dynamic_cast<RangeEntry*>( *it3 );
if (entry) {
entry->setFrom( TQString::fromLocal8Bit("") );
entry->setTo( TQString::fromLocal8Bit("") );
}
}
TQPtrList<StringPair> ranges = regexp->range();
for ( TQPtrListIterator<StringPair> it4(ranges); *it4; ++it4 ) {
TQString from = (*it4)->first();
TQString to = (*it4)->second();
addRange(from,to);
}
int res = KDialogBase::exec();
_regexp = 0;
return res;
}
CharacterEdits::CharacterEdits( TQWidget *parent, const char *name)
: KDialogBase( parent, name == 0 ? "CharacterEdits" : name, true,
i18n("Specify Characters"),
KDialogBase::Ok | KDialogBase::Cancel)
{
TQWidget* top = new TQWidget( this );
TQVBoxLayout *topLayout = new TQVBoxLayout(top, 6);
setMainWidget( top );
negate = new TQCheckBox(i18n("Do not match the characters specified here"),
top);
topLayout->addWidget( negate );
// The predefined box
TQHGroupBox* predefined = new TQHGroupBox(i18n("Predefined Character Ranges"),top);
topLayout->addWidget(predefined);
TQGrid* grid = new TQGrid(3, predefined );
wordChar = new TQCheckBox(i18n("A word character"),grid);
digit = new TQCheckBox(i18n("A digit character"),grid);
space = new TQCheckBox(i18n("A space character"), grid);
_nonWordChar = new TQCheckBox(i18n("A non-word character"),grid);
_nonDigit = new TQCheckBox(i18n("A non-digit character"),grid);
_nonSpace = new TQCheckBox(i18n("A non-space character"), grid);
// Single characters
TQVGroupBox* singleBox = new TQVGroupBox(i18n("Single Characters"), top );
topLayout->addWidget( singleBox );
_single = new KMultiFormListBox(new SingleFactory(), KMultiFormListBox::MultiVisible,
singleBox);
_single->addElement(); _single->addElement(); _single->addElement();
TQWidget* moreW = new TQWidget( singleBox );
TQHBoxLayout* moreLay = new TQHBoxLayout( moreW );
TQPushButton* more = new TQPushButton( i18n("More Entries"), moreW );
moreLay->addWidget( more );
moreLay->addStretch( 1 );
connect(more,TQT_SIGNAL(clicked()), _single, TQT_SLOT(addElement()));
// Ranges
TQVGroupBox* rangeBox = new TQVGroupBox(i18n("Character Ranges"), top );
topLayout->addWidget( rangeBox );
_range = new KMultiFormListBox(new RangeFactory(), KMultiFormListBox::MultiVisible,
rangeBox);
_range->addElement(); _range->addElement(); _range->addElement();
moreW = new TQWidget( rangeBox );
moreLay = new TQHBoxLayout( moreW );
more = new TQPushButton( i18n("More Entries"), moreW );
moreLay->addWidget( more );
moreLay->addStretch( 1 );
connect(more,TQT_SIGNAL(clicked()), _range, TQT_SLOT(addElement()));
// Buttons
connect(this, TQT_SIGNAL(okClicked()), this, TQT_SLOT(slotOK()));
}
void CharacterEdits::slotOK()
{
_regexp->setNegate( negate->isChecked() );
_regexp->setWordChar( wordChar->isChecked() );
_regexp->setNonWordChar( _nonWordChar->isChecked() );
_regexp->setDigit( digit->isChecked() );
_regexp->setNonDigit( _nonDigit->isChecked() );
_regexp->setSpace( space->isChecked() );
_regexp->setNonSpace( _nonSpace->isChecked() );
// single characters
_regexp->clearChars();
KMultiFormListBoxEntryList list = _single->elements();
for ( TQPtrListIterator<KMultiFormListBoxEntry> it( list ); *it; ++it ) {
SingleEntry* entry = dynamic_cast<SingleEntry*>(*it);
if ( entry && !entry->isEmpty() ) {
_regexp->addCharacter( entry->text() );
}
}
// Ranges
_regexp->clearRange();
list = _range->elements();
for ( TQPtrListIterator<KMultiFormListBoxEntry> it2( list ); *it2; ++it2 ) {
RangeEntry* entry = dynamic_cast<RangeEntry*>(*it2);
if ( entry && !entry->isEmpty() ) {
_regexp->addRange( entry->fromText(), entry->toText() );
}
}
}
SingleEntry::SingleEntry(TQWidget* parent, const char* name )
:KMultiFormListBoxEntry( parent, name )
{
TQHBoxLayout* layout = new TQHBoxLayout( this, 3, 6 );
_selector = new CharSelector( this );
layout->addWidget( _selector );
layout->addStretch(1);
}
TQString SingleEntry::text() const
{
return _selector->text();
}
void SingleEntry::setText( TQString text )
{
_selector->setText( text );
}
bool SingleEntry::isEmpty() const
{
return _selector->isEmpty();
}
RangeEntry::RangeEntry(TQWidget* parent, const char* name )
:KMultiFormListBoxEntry( parent, name )
{
TQHBoxLayout* layout = new TQHBoxLayout( this, 3, 6 );
TQLabel* label = new TQLabel(i18n("From:"), this );
_from = new CharSelector( this );
layout->addWidget( label );
layout->addWidget( _from );
layout->addStretch(1);
label = new TQLabel(i18n("end of range","To:"), this );
_to = new CharSelector( this );
layout->addWidget( label );
layout->addWidget( _to );
}
TQString RangeEntry::fromText() const
{
return _from->text();
}
TQString RangeEntry::toText() const
{
return _to->text();
}
void RangeEntry::setFrom( TQString text )
{
_from->setText( text );
}
void RangeEntry::setTo( TQString text )
{
_to->setText( text );
}
bool RangeEntry::isEmpty() const
{
return _from->isEmpty() || _to->isEmpty();
}