You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
547 lines
16 KiB
547 lines
16 KiB
/* This file is part of the KDE libraries
|
|
|
|
Copyright (C) 1999 Reginald Stadlbauer <reggie@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 as published by the Free Software Foundation; either
|
|
version 2 of the License, or (at your option) any later version.
|
|
|
|
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.
|
|
*/
|
|
|
|
#include "kcharselect.h"
|
|
#include "kcharselect.moc"
|
|
|
|
#include <qbrush.h>
|
|
#include <qcolor.h>
|
|
#include <qevent.h>
|
|
#include <qfont.h>
|
|
#include <qfontdatabase.h>
|
|
#include <qhbox.h>
|
|
#include <qkeycode.h>
|
|
#include <qlabel.h>
|
|
#include <qpainter.h>
|
|
#include <qpen.h>
|
|
#include <qregexp.h>
|
|
#include <qstyle.h>
|
|
#include <qtooltip.h>
|
|
#include <qvalidator.h>
|
|
|
|
#include <kapplication.h>
|
|
#include <kdebug.h>
|
|
#include <kdialog.h>
|
|
#include <klineedit.h>
|
|
#include <klocale.h>
|
|
|
|
class KCharSelect::KCharSelectPrivate
|
|
{
|
|
public:
|
|
QLineEdit *unicodeLine;
|
|
};
|
|
|
|
QFontDatabase * KCharSelect::fontDataBase = 0;
|
|
|
|
void KCharSelect::cleanupFontDatabase()
|
|
{
|
|
delete fontDataBase;
|
|
fontDataBase = 0;
|
|
}
|
|
|
|
/******************************************************************/
|
|
/* Class: KCharSelectTable */
|
|
/******************************************************************/
|
|
|
|
//==================================================================
|
|
KCharSelectTable::KCharSelectTable( QWidget *parent, const char *name, const QString &_font,
|
|
const QChar &_chr, int _tableNum )
|
|
: QGridView( parent, name ), vFont( _font ), vChr( _chr ),
|
|
vTableNum( _tableNum ), vPos( 0, 0 ), focusItem( _chr ), focusPos( 0, 0 ), d(0)
|
|
{
|
|
setBackgroundColor( colorGroup().base() );
|
|
|
|
setCellWidth( 20 );
|
|
setCellHeight( 25 );
|
|
|
|
setNumCols( 32 );
|
|
setNumRows( 8 );
|
|
|
|
repaintContents( false );
|
|
|
|
setToolTips();
|
|
|
|
setFocusPolicy( QWidget::StrongFocus );
|
|
setBackgroundMode( QWidget::NoBackground );
|
|
}
|
|
|
|
//==================================================================
|
|
void KCharSelectTable::setFont( const QString &_font )
|
|
{
|
|
vFont = _font;
|
|
repaintContents( false );
|
|
|
|
setToolTips();
|
|
}
|
|
|
|
//==================================================================
|
|
void KCharSelectTable::setChar( const QChar &_chr )
|
|
{
|
|
vChr = _chr;
|
|
repaintContents( false );
|
|
}
|
|
|
|
//==================================================================
|
|
void KCharSelectTable::setTableNum( int _tableNum )
|
|
{
|
|
focusItem = QChar( _tableNum * 256 );
|
|
|
|
vTableNum = _tableNum;
|
|
repaintContents( false );
|
|
|
|
setToolTips();
|
|
}
|
|
|
|
//==================================================================
|
|
QSize KCharSelectTable::sizeHint() const
|
|
{
|
|
int w = cellWidth();
|
|
int h = cellHeight();
|
|
|
|
w *= numCols();
|
|
h *= numRows();
|
|
|
|
return QSize( w, h );
|
|
}
|
|
|
|
//==================================================================
|
|
void KCharSelectTable::resizeEvent( QResizeEvent * e )
|
|
{
|
|
const int new_w = (e->size().width() - 2*(margin()+frameWidth())) / numCols();
|
|
const int new_h = (e->size().height() - 2*(margin()+frameWidth())) / numRows();
|
|
|
|
if( new_w != cellWidth())
|
|
setCellWidth( new_w );
|
|
if( new_h != cellHeight())
|
|
setCellHeight( new_h );
|
|
|
|
setToolTips();
|
|
}
|
|
|
|
//==================================================================
|
|
void KCharSelectTable::paintCell( class QPainter* p, int row, int col )
|
|
{
|
|
const int w = cellWidth();
|
|
const int h = cellHeight();
|
|
const int x2 = w - 1;
|
|
const int y2 = h - 1;
|
|
|
|
//if( row == 0 && col == 0 ) {
|
|
// printf("Repaint %d\n", temp++);
|
|
// fflush( stdout );
|
|
// }
|
|
|
|
QFont font = QFont( vFont );
|
|
font.setPixelSize( int(.7 * h) );
|
|
|
|
unsigned short c = vTableNum * 256;
|
|
c += row * numCols();
|
|
c += col;
|
|
|
|
if ( c == vChr.unicode() ) {
|
|
p->setBrush( QBrush( colorGroup().highlight() ) );
|
|
p->setPen( NoPen );
|
|
p->drawRect( 0, 0, w, h );
|
|
p->setPen( colorGroup().highlightedText() );
|
|
vPos = QPoint( col, row );
|
|
} else {
|
|
QFontMetrics fm = QFontMetrics( font );
|
|
if( fm.inFont( c ) )
|
|
p->setBrush( QBrush( colorGroup().base() ) );
|
|
else
|
|
p->setBrush( QBrush( colorGroup().button() ) );
|
|
p->setPen( NoPen );
|
|
p->drawRect( 0, 0, w, h );
|
|
p->setPen( colorGroup().text() );
|
|
}
|
|
|
|
if ( c == focusItem.unicode() && hasFocus() ) {
|
|
style().drawPrimitive( QStyle::PE_FocusRect, p, QRect( 2, 2, w - 4, h - 4 ),
|
|
colorGroup() );
|
|
focusPos = QPoint( col, row );
|
|
}
|
|
|
|
p->setFont( font );
|
|
|
|
p->drawText( 0, 0, x2, y2, AlignHCenter | AlignVCenter, QString( QChar( c ) ) );
|
|
|
|
p->setPen( colorGroup().text() );
|
|
p->drawLine( x2, 0, x2, y2 );
|
|
p->drawLine( 0, y2, x2, y2 );
|
|
|
|
if ( row == 0 )
|
|
p->drawLine( 0, 0, x2, 0 );
|
|
if ( col == 0 )
|
|
p->drawLine( 0, 0, 0, y2 );
|
|
}
|
|
|
|
//==================================================================
|
|
void KCharSelectTable::mouseMoveEvent( QMouseEvent *e )
|
|
{
|
|
const int row = rowAt( e->y() );
|
|
const int col = columnAt( e->x() );
|
|
if ( row >= 0 && row < numRows() && col >= 0 && col < numCols() ) {
|
|
const QPoint oldPos = vPos;
|
|
|
|
vPos.setX( col );
|
|
vPos.setY( row );
|
|
|
|
vChr = QChar( vTableNum * 256 + numCols() * vPos.y() + vPos.x() );
|
|
|
|
const QPoint oldFocus = focusPos;
|
|
|
|
focusPos = vPos;
|
|
focusItem = vChr;
|
|
|
|
repaintCell( oldFocus.y(), oldFocus.x(), true );
|
|
repaintCell( oldPos.y(), oldPos.x(), true );
|
|
repaintCell( vPos.y(), vPos.x(), true );
|
|
|
|
emit highlighted( vChr );
|
|
emit highlighted();
|
|
|
|
emit focusItemChanged( focusItem );
|
|
emit focusItemChanged();
|
|
}
|
|
}
|
|
|
|
//==================================================================
|
|
void KCharSelectTable::keyPressEvent( QKeyEvent *e )
|
|
{
|
|
switch ( e->key() ) {
|
|
case Key_Left:
|
|
gotoLeft();
|
|
break;
|
|
case Key_Right:
|
|
gotoRight();
|
|
break;
|
|
case Key_Up:
|
|
gotoUp();
|
|
break;
|
|
case Key_Down:
|
|
gotoDown();
|
|
break;
|
|
case Key_Next:
|
|
emit tableDown();
|
|
break;
|
|
case Key_Prior:
|
|
emit tableUp();
|
|
break;
|
|
case Key_Space:
|
|
emit activated( ' ' );
|
|
emit activated();
|
|
emit highlighted( ' ' );
|
|
emit highlighted();
|
|
break;
|
|
case Key_Enter: case Key_Return: {
|
|
const QPoint oldPos = vPos;
|
|
|
|
vPos = focusPos;
|
|
vChr = focusItem;
|
|
|
|
repaintCell( oldPos.y(), oldPos.x(), true );
|
|
repaintCell( vPos.y(), vPos.x(), true );
|
|
|
|
emit activated( vChr );
|
|
emit activated();
|
|
emit highlighted( vChr );
|
|
emit highlighted();
|
|
} break;
|
|
}
|
|
}
|
|
|
|
//==================================================================
|
|
void KCharSelectTable::gotoLeft()
|
|
{
|
|
if ( focusPos.x() > 0 ) {
|
|
const QPoint oldPos = focusPos;
|
|
|
|
focusPos.setX( focusPos.x() - 1 );
|
|
|
|
focusItem = QChar( vTableNum * 256 + numCols() * focusPos.y() + focusPos.x() );
|
|
|
|
repaintCell( oldPos.y(), oldPos.x(), true );
|
|
repaintCell( focusPos.y(), focusPos.x(), true );
|
|
|
|
emit focusItemChanged( vChr );
|
|
emit focusItemChanged();
|
|
}
|
|
}
|
|
|
|
//==================================================================
|
|
void KCharSelectTable::gotoRight()
|
|
{
|
|
if ( focusPos.x() < numCols()-1 ) {
|
|
const QPoint oldPos = focusPos;
|
|
|
|
focusPos.setX( focusPos.x() + 1 );
|
|
|
|
focusItem = QChar( vTableNum * 256 + numCols() * focusPos.y() + focusPos.x() );
|
|
|
|
repaintCell( oldPos.y(), oldPos.x(), true );
|
|
repaintCell( focusPos.y(), focusPos.x(), true );
|
|
|
|
emit focusItemChanged( vChr );
|
|
emit focusItemChanged();
|
|
}
|
|
}
|
|
|
|
//==================================================================
|
|
void KCharSelectTable::gotoUp()
|
|
{
|
|
if ( focusPos.y() > 0 ) {
|
|
const QPoint oldPos = focusPos;
|
|
|
|
focusPos.setY( focusPos.y() - 1 );
|
|
|
|
focusItem = QChar( vTableNum * 256 + numCols() * focusPos.y() + focusPos.x() );
|
|
|
|
repaintCell( oldPos.y(), oldPos.x(), true );
|
|
repaintCell( focusPos.y(), focusPos.x(), true );
|
|
|
|
emit focusItemChanged( vChr );
|
|
emit focusItemChanged();
|
|
}
|
|
}
|
|
|
|
//==================================================================
|
|
void KCharSelectTable::gotoDown()
|
|
{
|
|
if ( focusPos.y() < numRows()-1 ) {
|
|
const QPoint oldPos = focusPos;
|
|
|
|
focusPos.setY( focusPos.y() + 1 );
|
|
|
|
focusItem = QChar( vTableNum * 256 + numCols() * focusPos.y() + focusPos.x() );
|
|
|
|
repaintCell( oldPos.y(), oldPos.x(), true );
|
|
repaintCell( focusPos.y(), focusPos.x(), true );
|
|
|
|
emit focusItemChanged( vChr );
|
|
emit focusItemChanged();
|
|
}
|
|
}
|
|
|
|
//==================================================================
|
|
void KCharSelectTable::setToolTips()
|
|
{
|
|
const int rowCount = numRows();
|
|
const int colCount = numCols();
|
|
for( int i=0 ; i< rowCount; ++i )
|
|
{
|
|
for( int j=0; j< colCount; ++j )
|
|
{
|
|
const QRect r( cellWidth()*j, cellHeight()*i, cellWidth(), cellHeight() );
|
|
QToolTip::remove(this,r);
|
|
const ushort uni = vTableNum * 256 + numCols()*i + j;
|
|
QString s;
|
|
s.sprintf( "%04X", uint( uni ) );
|
|
QString character; // Character (which sometimes need to be escaped)
|
|
switch ( uni )
|
|
{
|
|
case 0x3c: character = "<"; break;
|
|
case 0x3e: character = ">"; break;
|
|
case 0x26: character = "&"; break;
|
|
case 0x27: character = "'"; break;
|
|
case 0x22: character = """; break;
|
|
default: character = QChar( uni ); break;
|
|
}
|
|
QToolTip::add(this, r, i18n( "Character","<qt><font size=\"+4\" face=\"%1\">%2</font><br>Unicode code point: U+%3<br>(In decimal: %4)<br>(Character: %5)</qt>" ).arg( vFont ).arg( character ).arg( s ).arg( uni ).arg( character ) );
|
|
}
|
|
}
|
|
}
|
|
|
|
/******************************************************************/
|
|
/* Class: KCharSelect */
|
|
/******************************************************************/
|
|
|
|
//==================================================================
|
|
KCharSelect::KCharSelect( QWidget *parent, const char *name, const QString &_font, const QChar &_chr, int _tableNum )
|
|
: QVBox( parent, name ), d(new KCharSelectPrivate)
|
|
{
|
|
setSpacing( KDialog::spacingHint() );
|
|
QHBox* const bar = new QHBox( this );
|
|
bar->setSpacing( KDialog::spacingHint() );
|
|
|
|
QLabel* const lFont = new QLabel( i18n( "Font:" ), bar );
|
|
lFont->resize( lFont->sizeHint() );
|
|
lFont->setAlignment( Qt::AlignRight | Qt::AlignVCenter );
|
|
lFont->setMaximumWidth( lFont->sizeHint().width() );
|
|
|
|
fontCombo = new QComboBox( true, bar );
|
|
fillFontCombo();
|
|
fontCombo->resize( fontCombo->sizeHint() );
|
|
|
|
connect( fontCombo, SIGNAL( activated( const QString & ) ), this, SLOT( fontSelected( const QString & ) ) );
|
|
|
|
QLabel* const lTable = new QLabel( i18n( "Table:" ), bar );
|
|
lTable->resize( lTable->sizeHint() );
|
|
lTable->setAlignment( Qt::AlignRight | Qt::AlignVCenter );
|
|
lTable->setMaximumWidth( lTable->sizeHint().width() );
|
|
|
|
tableSpinBox = new QSpinBox( 0, 255, 1, bar );
|
|
tableSpinBox->resize( tableSpinBox->sizeHint() );
|
|
|
|
connect( tableSpinBox, SIGNAL( valueChanged( int ) ), this, SLOT( tableChanged( int ) ) );
|
|
|
|
QLabel* const lUnicode = new QLabel( i18n( "&Unicode code point:" ), bar );
|
|
lUnicode->resize( lUnicode->sizeHint() );
|
|
lUnicode->setAlignment( Qt::AlignRight | Qt::AlignVCenter );
|
|
lUnicode->setMaximumWidth( lUnicode->sizeHint().width() );
|
|
|
|
const QRegExp rx( "[a-fA-F0-9]{1,4}" );
|
|
QValidator* const validator = new QRegExpValidator( rx, this );
|
|
|
|
d->unicodeLine = new KLineEdit( bar );
|
|
d->unicodeLine->setValidator(validator);
|
|
lUnicode->setBuddy(d->unicodeLine);
|
|
d->unicodeLine->resize( d->unicodeLine->sizeHint() );
|
|
slotUpdateUnicode(_chr);
|
|
|
|
connect( d->unicodeLine, SIGNAL( returnPressed() ), this, SLOT( slotUnicodeEntered() ) );
|
|
|
|
charTable = new KCharSelectTable( this, name, _font.isEmpty() ? QVBox::font().family() : _font, _chr, _tableNum );
|
|
const QSize sz( charTable->contentsWidth() + 4 ,
|
|
charTable->contentsHeight() + 4 );
|
|
charTable->resize( sz );
|
|
//charTable->setMaximumSize( sz );
|
|
charTable->setMinimumSize( sz );
|
|
charTable->setHScrollBarMode( QScrollView::AlwaysOff );
|
|
charTable->setVScrollBarMode( QScrollView::AlwaysOff );
|
|
|
|
setFont( _font.isEmpty() ? QVBox::font().family() : _font );
|
|
setTableNum( _tableNum );
|
|
|
|
connect( charTable, SIGNAL( highlighted( const QChar & ) ), this, SLOT( slotUpdateUnicode( const QChar & ) ) );
|
|
connect( charTable, SIGNAL( highlighted( const QChar & ) ), this, SLOT( charHighlighted( const QChar & ) ) );
|
|
connect( charTable, SIGNAL( highlighted() ), this, SLOT( charHighlighted() ) );
|
|
connect( charTable, SIGNAL( activated( const QChar & ) ), this, SLOT( charActivated( const QChar & ) ) );
|
|
connect( charTable, SIGNAL( activated() ), this, SLOT( charActivated() ) );
|
|
connect( charTable, SIGNAL( focusItemChanged( const QChar & ) ),
|
|
this, SLOT( charFocusItemChanged( const QChar & ) ) );
|
|
connect( charTable, SIGNAL( focusItemChanged() ), this, SLOT( charFocusItemChanged() ) );
|
|
connect( charTable, SIGNAL( tableUp() ), this, SLOT( charTableUp() ) );
|
|
connect( charTable, SIGNAL( tableDown() ), this, SLOT( charTableDown() ) );
|
|
|
|
connect( charTable, SIGNAL(doubleClicked()),this,SLOT(slotDoubleClicked()));
|
|
|
|
setFocusPolicy( QWidget::StrongFocus );
|
|
setFocusProxy( charTable );
|
|
}
|
|
|
|
KCharSelect::~KCharSelect()
|
|
{
|
|
delete d;
|
|
}
|
|
|
|
//==================================================================
|
|
QSize KCharSelect::sizeHint() const
|
|
{
|
|
return QVBox::sizeHint();
|
|
}
|
|
|
|
//==================================================================
|
|
void KCharSelect::setFont( const QString &_font )
|
|
{
|
|
const QValueList<QString>::Iterator it = fontList.find( _font );
|
|
if ( it != fontList.end() ) {
|
|
QValueList<QString>::Iterator it2 = fontList.begin();
|
|
int pos = 0;
|
|
for ( ; it != it2; ++it2, ++pos);
|
|
fontCombo->setCurrentItem( pos );
|
|
charTable->setFont( _font );
|
|
}
|
|
else
|
|
kdWarning() << "Can't find Font: " << _font << endl;
|
|
}
|
|
|
|
//==================================================================
|
|
void KCharSelect::setChar( const QChar &_chr )
|
|
{
|
|
charTable->setChar( _chr );
|
|
slotUpdateUnicode( _chr );
|
|
}
|
|
|
|
//==================================================================
|
|
void KCharSelect::setTableNum( int _tableNum )
|
|
{
|
|
tableSpinBox->setValue( _tableNum );
|
|
charTable->setTableNum( _tableNum );
|
|
}
|
|
|
|
//==================================================================
|
|
void KCharSelect::fillFontCombo()
|
|
{
|
|
if ( !fontDataBase ) {
|
|
fontDataBase = new QFontDatabase();
|
|
qAddPostRoutine( cleanupFontDatabase );
|
|
}
|
|
fontList=fontDataBase->families();
|
|
fontCombo->insertStringList( fontList );
|
|
}
|
|
|
|
//==================================================================
|
|
void KCharSelect::fontSelected( const QString &_font )
|
|
{
|
|
charTable->setFont( _font );
|
|
emit fontChanged( _font );
|
|
}
|
|
|
|
//==================================================================
|
|
void KCharSelect::tableChanged( int _value )
|
|
{
|
|
charTable->setTableNum( _value );
|
|
}
|
|
|
|
//==================================================================
|
|
void KCharSelect::slotUnicodeEntered( )
|
|
{
|
|
const QString s = d->unicodeLine->text();
|
|
if (s.isEmpty())
|
|
return;
|
|
|
|
bool ok;
|
|
const int uc = s.toInt(&ok, 16);
|
|
if (!ok)
|
|
return;
|
|
|
|
const int table = uc / 256;
|
|
charTable->setTableNum( table );
|
|
tableSpinBox->setValue(table);
|
|
const QChar ch(uc);
|
|
charTable->setChar( ch );
|
|
charActivated( ch );
|
|
}
|
|
|
|
void KCharSelect::slotUpdateUnicode( const QChar &c )
|
|
{
|
|
const int uc = c.unicode();
|
|
QString s;
|
|
s.sprintf("%04X", uc);
|
|
d->unicodeLine->setText(s);
|
|
}
|
|
|
|
void KCharSelectTable::virtual_hook( int, void*)
|
|
{ /*BASE::virtual_hook( id, data );*/ }
|
|
|
|
void KCharSelect::virtual_hook( int, void* )
|
|
{ /*BASE::virtual_hook( id, data );*/ }
|
|
|