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author | Timothy Pearson <kb9vqf@pearsoncomputing.net> | 2011-07-10 15:17:53 -0500 |
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committer | Timothy Pearson <kb9vqf@pearsoncomputing.net> | 2011-07-10 15:17:53 -0500 |
commit | dda8474928bd7276e1fad8fb7a601e7c83ff2bc2 (patch) | |
tree | 7f83910598b33b12730035f086df20b5a53ab99c /tqtinterface/qt4/src/dialogs/tqfontdialog.cpp | |
parent | 6260b6178868c03aab1644bf93b0ef043654bdb0 (diff) | |
download | experimental-dda8474928bd7276e1fad8fb7a601e7c83ff2bc2.tar.gz experimental-dda8474928bd7276e1fad8fb7a601e7c83ff2bc2.zip |
Added TQt4 HEAD
Diffstat (limited to 'tqtinterface/qt4/src/dialogs/tqfontdialog.cpp')
-rw-r--r-- | tqtinterface/qt4/src/dialogs/tqfontdialog.cpp | 831 |
1 files changed, 831 insertions, 0 deletions
diff --git a/tqtinterface/qt4/src/dialogs/tqfontdialog.cpp b/tqtinterface/qt4/src/dialogs/tqfontdialog.cpp new file mode 100644 index 0000000..fbccfa8 --- /dev/null +++ b/tqtinterface/qt4/src/dialogs/tqfontdialog.cpp @@ -0,0 +1,831 @@ +/**************************************************************************** +** +** Implementation of TQFontDialog +** +** Created : 970605 +** +** Copyright (C) 2010 Timothy Pearson and (C) 1992-2008 Trolltech ASA. +** +** This file is part of the dialogs module of the TQt GUI Toolkit. +** +** This file may be used under the terms of the GNU General +** Public License versions 2.0 or 3.0 as published by the Free +** Software Foundation and appearing in the files LICENSE.GPL2 +** and LICENSE.GPL3 included in the packaging of this file. +** Alternatively you may (at your option) use any later version +** of the GNU General Public License if such license has been +** publicly approved by Trolltech ASA (or its successors, if any) +** and the KDE Free TQt Foundation. +** +** Please review the following information to ensure GNU General +** Public Licensing requirements will be met: +** http://trolltech.com/products/qt/licenses/licensing/opensource/. +** If you are unsure which license is appropriate for your use, please +** review the following information: +** http://trolltech.com/products/qt/licenses/licensing/licensingoverview +** or contact the sales department at sales@trolltech.com. +** +** This file may be used under the terms of the Q Public License as +** defined by Trolltech ASA and appearing in the file LICENSE.TQPL +** included in the packaging of this file. Licensees holding valid TQt +** Commercial licenses may use this file in accordance with the TQt +** Commercial License Agreement provided with the Software. +** +** This file is provided "AS IS" with NO WARRANTY OF ANY KIND, +** INCLUDING THE WARRANTIES OF DESIGN, MERCHANTABILITY AND FITNESS FOR +** A PARTICULAR PURPOSE. Trolltech reserves all rights not granted +** herein. +** +**********************************************************************/ + +#include "tqwindowdefs.h" + +#ifndef TQT_NO_FONTDIALOG + +#include "tqfontdialog.h" + +#include "tqlineedit.h" +#include "tqlistbox.h" +#include "tqpushbutton.h" +#include "tqcheckbox.h" +#include "tqcombobox.h" +#include "tqlayout.h" +#include "tqvgroupbox.h" +#include "tqhgroupbox.h" +#include "tqlabel.h" +#include "tqapplication.h" +#include "tqfontdatabase.h" +#include "tqstyle.h" +#include <private/tqfontdata_p.h> +#include <tqvalidator.h> + +/*! + \class TQFontDialog tqfontdialog.h + \ingroup dialogs + \mainclass + \brief The TQFontDialog class provides a dialog widget for selecting a font. + + The usual way to use this class is to call one of the static convenience + functions, e.g. getFont(). + + Examples: + + \code + bool ok; + TQFont font = TQFontDialog::getFont( + &ok, TQFont( "Helvetica [Cronyx]", 10 ), this ); + if ( ok ) { + // font is set to the font the user selected + } else { + // the user canceled the dialog; font is set to the initial + // value, in this case Helvetica [Cronyx], 10 + } + \endcode + + The dialog can also be used to set a widget's font directly: + \code + myWidget.setFont( TQFontDialog::getFont( 0, myWidget.font() ) ); + \endcode + If the user clicks OK the font they chose will be used for myWidget, + and if they click Cancel the original font is used. + + \sa TQFont TQFontInfo TQFontMetrics + + <img src=qfontdlg-w.png> +*/ + +class TQFontDialogPrivate +{ +public: + TQFontDialogPrivate() : script( TQFontPrivate::defaultScript ) {}; + TQLabel * familyAccel; + TQLineEdit * familyEdit; + TQListBox * familyList; + + TQLabel * styleAccel; + TQLineEdit * styleEdit; + TQListBox * styleList; + + TQLabel * sizeAccel; + TQLineEdit * sizeEdit; + TQListBox * sizeList; + + TQVGroupBox * effects; + TQCheckBox * strikeout; + TQCheckBox * underline; + TQComboBox * color; + + TQHGroupBox * sample; + TQLineEdit * sampleEdit; + + TQLabel * scriptAccel; + TQComboBox * scriptCombo; + + TQPushButton * ok; + TQPushButton * cancel; + + TQBoxLayout * buttonLayout; + TQBoxLayout * effectsLayout; + TQBoxLayout * sampleLayout; + TQBoxLayout * sampleEditLayout; + + TQFontDatabase fdb; + + TQString family; + TQFont::Script script; + TQString style; + int size; + + bool smoothScalable; +}; + + +/*! + \internal + Constructs a standard font dialog. + + Use setFont() to set the initial font attributes. + + The \a tqparent, \a name, \a modal and \a f parameters are passed to + the TQDialog constructor. + + \sa getFont() +*/ + +TQFontDialog::TQFontDialog( TQWidget *tqparent, const char *name, + bool modal, WFlags f ) + : TQDialog( tqparent, name, modal, f ) +{ + setSizeGripEnabled( TRUE ); + d = new TQFontDialogPrivate; + // grid + d->familyEdit = new TQLineEdit( this, "font family I" ); + d->familyEdit->setReadOnly( TRUE ); + d->familyList = new TQListBox( this, "font family II" ); + d->familyEdit->setFocusProxy( d->familyList ); + + d->familyAccel + = new TQLabel( d->familyList, tr("&Font"), this, "family accelerator" ); + d->familyAccel->setIndent( 2 ); + + d->styleEdit = new TQLineEdit( this, "font style I" ); + d->styleEdit->setReadOnly( TRUE ); + d->styleList = new TQListBox( this, "font style II" ); + d->styleEdit->setFocusProxy( d->styleList ); + + d->styleAccel + = new TQLabel( d->styleList, tr("Font st&yle"), this, "style accelerator" ); + d->styleAccel->setIndent( 2 ); + + d->sizeEdit = new TQLineEdit( this, "font size I" ); + d->sizeEdit->setFocusPolicy( Qt::ClickFocus ); + TQIntValidator *validator = new TQIntValidator( 1, 512, TQT_TQOBJECT(this) ); + d->sizeEdit->setValidator( validator ); + d->sizeList = new TQListBox( this, "font size II" ); + + d->sizeAccel + = new TQLabel ( d->sizeEdit, tr("&Size"), this, "size accelerator" ); + d->sizeAccel->setIndent( 2 ); + + // effects box + d->effects = new TQVGroupBox( tr("Effects"), this, "font effects" ); + d->strikeout = new TQCheckBox( d->effects, "strikeout on/off" ); + d->strikeout->setText( tr("Stri&keout") ); + d->underline = new TQCheckBox( d->effects, "underline on/off" ); + d->underline->setText( tr("&Underline") ); + + d->sample = new TQHGroupBox( tr("Sample"), this, "sample text" ); + d->sampleEdit = new TQLineEdit( d->sample, "r/w sample text" ); + d->sampleEdit->tqsetSizePolicy( TQSizePolicy( TQSizePolicy::Ignored, TQSizePolicy::Ignored) ); + d->sampleEdit->tqsetAlignment( Qt::AlignCenter ); + // Note that the sample text is *not* translated with tr(), as the + // characters used depend on the charset encoding. + d->sampleEdit->setText( "AaBbYyZz" ); + + d->scriptCombo = new TQComboBox( FALSE, this, "font encoding" ); + + d->scriptAccel + = new TQLabel( d->scriptCombo, tr("Scr&ipt"), this,"encoding label"); + d->scriptAccel->setIndent( 2 ); + + d->size = 0; + d->smoothScalable = FALSE; + + connect( d->scriptCombo, TQT_SIGNAL(activated(int)), + TQT_SLOT(scriptHighlighted(int)) ); + connect( d->familyList, TQT_SIGNAL(highlighted(int)), + TQT_SLOT(familyHighlighted(int)) ); + connect( d->styleList, TQT_SIGNAL(highlighted(int)), + TQT_SLOT(styleHighlighted(int)) ); + connect( d->sizeList, TQT_SIGNAL(highlighted(const TQString&)), + TQT_SLOT(sizeHighlighted(const TQString&)) ); + connect( d->sizeEdit, TQT_SIGNAL(textChanged(const TQString&)), + TQT_SLOT(sizeChanged(const TQString&)) ); + + connect( d->strikeout, TQT_SIGNAL(clicked()), + TQT_SLOT(updateSample()) ); + connect( d->underline, TQT_SIGNAL(clicked()), + TQT_SLOT(updateSample()) ); + + (void)d->familyList->tqsizeHint(); + (void)d->styleList->tqsizeHint(); + (void)d->sizeList->tqsizeHint(); + + for (int i = 0; i < TQFont::NScripts; i++) { + TQString scriptname = TQFontDatabase::scriptName((TQFont::Script) i); + if ( !scriptname.isEmpty() ) + d->scriptCombo->insertItem( scriptname ); + } + + updateFamilies(); + if ( d->familyList->count() != 0 ) + d->familyList->setCurrentItem( 0 ); + + // grid tqlayout + TQGridLayout * mainGrid = new TQGridLayout( this, 9, 6, 12, 0 ); + + mainGrid->addWidget( d->familyAccel, 0, 0 ); + mainGrid->addWidget( d->familyEdit, 1, 0 ); + mainGrid->addWidget( d->familyList, 2, 0 ); + + mainGrid->addWidget( d->styleAccel, 0, 2 ); + mainGrid->addWidget( d->styleEdit, 1, 2 ); + mainGrid->addWidget( d->styleList, 2, 2 ); + + mainGrid->addWidget( d->sizeAccel, 0, 4 ); + mainGrid->addWidget( d->sizeEdit, 1, 4 ); + mainGrid->addWidget( d->sizeList, 2, 4 ); + + mainGrid->setColStretch( 0, 38 ); + mainGrid->setColStretch( 2, 24 ); + mainGrid->setColStretch( 4, 10 ); + + mainGrid->addColSpacing( 1, 6 ); + mainGrid->addColSpacing( 3, 6 ); + mainGrid->addColSpacing( 5, 6 ); + + mainGrid->addRowSpacing( 3, 12 ); + + mainGrid->addWidget( d->effects, 4, 0 ); + + mainGrid->addMultiCellWidget( d->sample, 4, 7, 2, 4 ); + + mainGrid->addWidget( d->scriptAccel, 5, 0 ); + mainGrid->addRowSpacing( 6, 2 ); + mainGrid->addWidget( d->scriptCombo, 7, 0 ); + + mainGrid->addRowSpacing( 8, 12 ); + + TQHBoxLayout *buttonBox = new TQHBoxLayout; + mainGrid->addMultiCell( TQT_TQLAYOUTITEM(buttonBox), 9, 9, 0, 4 ); + + buttonBox->addStretch( 1 ); + TQString okt = modal ? tr("OK") : tr("Apply"); + d->ok = new TQPushButton( okt, this, "accept font selection" ); + buttonBox->addWidget( d->ok ); + if ( modal ) + connect( d->ok, TQT_SIGNAL(clicked()), TQT_SLOT(accept()) ); + d->ok->setDefault( TRUE ); + + buttonBox->addSpacing( 12 ); + + TQString cancelt = modal ? tr("Cancel") : tr("Close"); + d->cancel = new TQPushButton( cancelt, this, "cancel/close" ); + buttonBox->addWidget( d->cancel ); + connect( d->cancel, TQT_SIGNAL(clicked()), TQT_SLOT(reject()) ); + + resize( 500, 360 ); + + d->sizeEdit->installEventFilter( this ); + d->familyList->installEventFilter( this ); + d->styleList->installEventFilter( this ); + d->sizeList->installEventFilter( this ); + + d->familyList->setFocus(); +} + +/*! + \internal + Destroys the font dialog and frees up its storage. +*/ + +TQFontDialog::~TQFontDialog() +{ + delete d; + d = 0; +} + +/*! + Executes a modal font dialog and returns a font. + + If the user clicks OK, the selected font is returned. If the user + clicks Cancel, the \a initial font is returned. + + The dialog is called \a name, with the tqparent \a tqparent. + \a initial is the initially selected font. + If the \a ok parameter is not-null, \e *\a ok is set to TRUE if the + user clicked OK, and set to FALSE if the user clicked Cancel. + + This static function is less flexible than the full TQFontDialog + object, but is convenient and easy to use. + + Examples: + \code + bool ok; + TQFont font = TQFontDialog::getFont( &ok, TQFont( "Times", 12 ), this ); + if ( ok ) { + // font is set to the font the user selected + } else { + // the user canceled the dialog; font is set to the initial + // value, in this case Times, 12. + } + \endcode + + The dialog can also be used to set a widget's font directly: + \code + myWidget.setFont( TQFontDialog::getFont( 0, myWidget.font() ) ); + \endcode + In this example, if the user clicks OK the font they chose will be + used, and if they click Cancel the original font is used. +*/ +TQFont TQFontDialog::getFont( bool *ok, const TQFont &initial, + TQWidget *tqparent, const char* name) +{ + return getFont( ok, &initial, tqparent, name ); +} + +/*! + \overload + + Executes a modal font dialog and returns a font. + + If the user clicks OK, the selected font is returned. If the user + clicks Cancel, the TQt default font is returned. + + The dialog is called \a name, with tqparent \a tqparent. + If the \a ok parameter is not-null, \e *\a ok is set to TRUE if the + user clicked OK, and FALSE if the user clicked Cancel. + + This static function is less functional than the full TQFontDialog + object, but is convenient and easy to use. + + Example: + \code + bool ok; + TQFont font = TQFontDialog::getFont( &ok, this ); + if ( ok ) { + // font is set to the font the user selected + } else { + // the user canceled the dialog; font is set to the default + // application font, TQApplication::font() + } + \endcode + +*/ +TQFont TQFontDialog::getFont( bool *ok, TQWidget *tqparent,const char* name) +{ + return getFont( ok, 0, tqparent, name ); +} + +TQFont TQFontDialog::getFont( bool *ok, const TQFont *def, + TQWidget *tqparent, const char* name) +{ + TQFont result; + if ( def ) + result = *def; + + TQFontDialog *dlg = new TQFontDialog( tqparent, name, TRUE ); + + dlg->setFont( ( def ? *def : TQFont() ) ); +#ifndef TQT_NO_WIDGET_TOPEXTRA + dlg->setCaption( tr("Select Font") ); +#endif + + bool res = (dlg->exec() == TQDialog::Accepted); + if ( res ) + result = dlg->font(); + if ( ok ) + *ok = res; + delete dlg; + return result; +} + + +/*! + \internal + An event filter to make the Up, Down, PageUp and PageDown keys work + correctly in the line edits. The source of the event is the object + \a o and the event is \a e. +*/ + +bool TQFontDialog::eventFilter( TQObject * o , TQEvent * e ) +{ + if ( e->type() == TQEvent::KeyPress) { + TQKeyEvent * k = (TQKeyEvent *)e; + if ( TQT_BASE_OBJECT(o) == TQT_BASE_OBJECT(d->sizeEdit) && + (k->key() == Qt::Key_Up || + k->key() == Qt::Key_Down || + k->key() == TQt::Key_Prior || + k->key() == TQt::Key_Next) ) { + + int ci = d->sizeList->currentItem(); + (void)TQApplication::sendEvent( d->sizeList, k ); + + if ( ci != d->sizeList->currentItem() && + tqstyle().tqstyleHint(TQStyle::SH_FontDialog_SelectAssociatedText, this)) + d->sizeEdit->selectAll(); + return TRUE; + } else if ( ( TQT_BASE_OBJECT(o) == TQT_BASE_OBJECT(d->familyList) || TQT_BASE_OBJECT(o) == TQT_BASE_OBJECT(d->styleList) ) && + ( k->key() == Qt::Key_Return || k->key() == Qt::Key_Enter) ) { + k->accept(); + accept(); + return TRUE; + } + } else if ( e->type() == TQEvent::FocusIn && + tqstyle().tqstyleHint(TQStyle::SH_FontDialog_SelectAssociatedText, this) ) { + if ( TQT_BASE_OBJECT(o) == TQT_BASE_OBJECT(d->familyList) ) + d->familyEdit->selectAll(); + else if ( TQT_BASE_OBJECT(o) == TQT_BASE_OBJECT(d->styleList) ) + d->styleEdit->selectAll(); + else if ( TQT_BASE_OBJECT(o) == TQT_BASE_OBJECT(d->sizeList) ) + d->sizeEdit->selectAll(); + } else if ( e->type() == TQEvent::MouseButtonPress && TQT_BASE_OBJECT(o) == TQT_BASE_OBJECT(d->sizeList) ) { + d->sizeEdit->setFocus(); + } + return TQDialog::eventFilter( o, e ); +} + +#ifdef TQ_WS_MAC +// #define SHOW_FONTS_IN_FAMILIES +#endif + +#ifdef SHOW_FONTS_IN_FAMILIES +#include "tqpainter.h" +#include <sizeedit.h> + +class TQListBoxFontText : public TQListBoxText +{ + TQFont cfont; +public: + TQListBoxFontText( const TQString & text ); + ~TQListBoxFontText() { } + + int height( const TQListBox * ) const; + int width( const TQListBox * ) const; + +protected: + void paint( TQPainter * ); +}; + +TQListBoxFontText::TQListBoxFontText( const TQString & text ) + : TQListBoxText(text), cfont(text) +{ +} + +int TQListBoxFontText::height( const TQListBox * ) const +{ + TQFontMetrics fm(cfont); + return TQMAX( fm.lineSpacing() + 2, TQApplication::globalStrut().height() ); +} + +int TQListBoxFontText::width( const TQListBox * ) const +{ + TQFontMetrics fm(cfont); + return TQMAX( fm.width( text() ) + 6, TQApplication::globalStrut().width() ); +} + +void TQListBoxFontText::paint( TQPainter *painter ) +{ + painter->save(); + painter->setFont(cfont); + TQListBoxText::paint(painter); + painter->restore(); +} + +#endif + +/*! + \internal + Updates the contents of the "font family" list box. This + function can be reimplemented if you have special requirements. +*/ + +void TQFontDialog::updateFamilies() +{ + d->familyList->blockSignals( TRUE ); + + enum match_t { MATCH_NONE=0, MATCH_LAST_RESORT=1, MATCH_APP=2, MATCH_FALLBACK, MATCH_FAMILY=3 }; + + TQStringList familyNames = d->fdb.tqfamilies(d->script); + { + // merge the tqunicode/unknown family list with the above list. + TQStringList l = d->fdb.tqfamilies(TQFont::Unicode) + + d->fdb.tqfamilies(TQFont::UnknownScript); + TQStringList::ConstIterator it = l.begin(), end = l.end(); + for (; it != end; ++it) { + if (! familyNames.tqcontains(*it)) + familyNames << *it; + } + } + + familyNames.sort(); + + d->familyList->clear(); +#ifdef SHOW_FONTS_IN_FAMILIES + TQStringList::Iterator it = familyNames.begin(); + int idx = 0; + for( ; it != familyNames.end() ; ++it ) + d->familyList->insertItem(new TQListBoxFontText(*it), idx++); +#else + d->familyList->insertStringList( familyNames ); +#endif + + TQString foundryName1, familyName1, foundryName2, familyName2; + int bestFamilyMatch = -1; + match_t bestFamilyType = MATCH_NONE; + + TQFont f; + + // ##### do the right thing for a list of family names in the font. + TQFontDatabase::tqparseFontName(d->family, foundryName1, familyName1); + + TQStringList::Iterator it = familyNames.begin(); + int i = 0; + for( ; it != familyNames.end(); ++it, ++i ) { + + TQFontDatabase::tqparseFontName(*it, foundryName2, familyName2); + + //try to match.. + if ( familyName1 == familyName2 ) { + bestFamilyType = MATCH_FAMILY; + if ( foundryName1 == foundryName2 ) { + bestFamilyMatch = i; + break; + } + if ( bestFamilyMatch < MATCH_FAMILY ) + bestFamilyMatch = i; + } + + //and try some fall backs + match_t type = MATCH_NONE; + if ( bestFamilyType <= MATCH_NONE && familyName2 == f.lastResortFamily() ) + type = MATCH_LAST_RESORT; + if ( bestFamilyType <= MATCH_LAST_RESORT && familyName2 == f.family() ) + type = MATCH_APP; + // ### add fallback for script + if ( type != MATCH_NONE ) { + bestFamilyType = type; + bestFamilyMatch = i; + } + } + + if (i != -1 && bestFamilyType != MATCH_NONE) + d->familyList->setCurrentItem(bestFamilyMatch); + else + d->familyList->setCurrentItem( 0 ); + d->familyEdit->setText( d->familyList->currentText() ); + if ( tqstyle().tqstyleHint(TQStyle::SH_FontDialog_SelectAssociatedText, this) && + d->familyList->hasFocus() ) + d->familyEdit->selectAll(); + + d->familyList->blockSignals( FALSE ); + updateStyles(); +} + +/*! + \internal + Updates the contents of the "font style" list box. This + function can be reimplemented if you have special requirements. +*/ + +void TQFontDialog::updateStyles() +{ + d->styleList->blockSignals( TRUE ); + + d->styleList->clear(); + + TQStringList styles = d->fdb.tqstyles( d->familyList->currentText() ); + + if ( styles.isEmpty() ) { + d->styleEdit->clear(); + d->smoothScalable = FALSE; + } else { + d->styleList->insertStringList( styles ); + + if ( !d->style.isEmpty() ) { + bool found = FALSE; + bool first = TRUE; + TQString cstyle = d->style; + redo: + for ( int i = 0 ; i < (int)d->styleList->count() ; i++ ) { + if ( cstyle == d->styleList->text(i) ) { + d->styleList->setCurrentItem( i ); + found = TRUE; + break; + } + } + if (!found && first) { + if (cstyle.tqcontains("Italic")) { + cstyle.tqreplace("Italic", "Oblique"); + first = FALSE; + goto redo; + } else if (cstyle.tqcontains("Oblique")) { + cstyle.tqreplace("Oblique", "Italic"); + first = FALSE; + goto redo; + } + } + if ( !found ) + d->styleList->setCurrentItem( 0 ); + } + + d->styleEdit->setText( d->styleList->currentText() ); + if ( tqstyle().tqstyleHint(TQStyle::SH_FontDialog_SelectAssociatedText, this) && + d->styleList->hasFocus() ) + d->styleEdit->selectAll(); + + d->smoothScalable = d->fdb.isSmoothlyScalable( d->familyList->currentText(), d->styleList->currentText() ); + } + + d->styleList->blockSignals( FALSE ); + + updateSizes(); +} + +/*! + \internal + Updates the contents of the "font size" list box. This + function can be reimplemented if you have special requirements. +*/ + +void TQFontDialog::updateSizes() +{ + d->sizeList->blockSignals( TRUE ); + + d->sizeList->clear(); + + if ( !d->familyList->currentText().isEmpty() ) { + TQValueList<int> sizes = d->fdb.tqpointSizes( d->familyList->currentText(), d->styleList->currentText() ); + + int i = 0; + bool found = FALSE; + for( TQValueList<int>::iterator it = sizes.begin() ; it != sizes.end(); ++it ) { + d->sizeList->insertItem( TQT_TQSTRING(TQString::number( *it )) ); + if ( !found && *it >= d->size ) { + d->sizeList->setCurrentItem( i ); + found = TRUE; + } + ++i; + } + if ( !found ) { + // we request a size bigger than the ones in the list, select the biggest one + d->sizeList->setCurrentItem( d->sizeList->count() - 1 ); + } + + d->sizeEdit->blockSignals( TRUE ); + d->sizeEdit->setText( ( d->smoothScalable ? TQString::number( d->size ) : d->sizeList->currentText() ) ); + if ( tqstyle().tqstyleHint(TQStyle::SH_FontDialog_SelectAssociatedText, this) && + d->sizeList->hasFocus() ) + d->sizeEdit->selectAll(); + d->sizeEdit->blockSignals( FALSE ); + } else { + d->sizeEdit->clear(); + } + + d->sizeList->blockSignals( FALSE ); + updateSample(); +} + +void TQFontDialog::updateSample() +{ + if ( d->familyList->currentText().isEmpty() ) + d->sampleEdit->clear(); + else + d->sampleEdit->setFont( font() ); +} + +/*! + \internal +*/ +void TQFontDialog::scriptHighlighted( int index ) +{ + d->script = (TQFont::Script)index; + d->sampleEdit->setText( d->fdb.scriptSample( d->script ) ); + updateFamilies(); +} + +/*! + \internal +*/ +void TQFontDialog::familyHighlighted( int i ) +{ + d->family = d->familyList->text( i ); + d->familyEdit->setText( d->family ); + if ( tqstyle().tqstyleHint(TQStyle::SH_FontDialog_SelectAssociatedText, this) && + d->familyList->hasFocus() ) + d->familyEdit->selectAll(); + + updateStyles(); +} + + +/*! + \internal +*/ + +void TQFontDialog::styleHighlighted( int index ) +{ + TQString s = d->styleList->text( index ); + d->styleEdit->setText( s ); + if ( tqstyle().tqstyleHint(TQStyle::SH_FontDialog_SelectAssociatedText, this) && + d->styleList->hasFocus() ) + d->styleEdit->selectAll(); + + d->style = s; + + updateSizes(); +} + + +/*! + \internal +*/ + +void TQFontDialog::sizeHighlighted( const TQString &s ) +{ + d->sizeEdit->setText( s ); + if ( tqstyle().tqstyleHint(TQStyle::SH_FontDialog_SelectAssociatedText, this) && + d->sizeEdit->hasFocus() ) + d->sizeEdit->selectAll(); + + d->size = s.toInt(); + updateSample(); +} + +/*! + \internal + This slot is called if the user changes the font size. + The size is passed in the \a s argument as a \e string. +*/ + +void TQFontDialog::sizeChanged( const TQString &s ) +{ + // no need to check if the conversion is valid, since we have an TQIntValidator in the size edit + int size = s.toInt(); + if ( d->size == size ) + return; + + d->size = size; + if ( d->sizeList->count() != 0 ) { + int i; + for ( i = 0 ; i < (int)d->sizeList->count() - 1 ; i++ ) { + if ( d->sizeList->text(i).toInt() >= d->size ) + break; + } + d->sizeList->blockSignals( TRUE ); + d->sizeList->setCurrentItem( i ); + d->sizeList->blockSignals( FALSE ); + } + updateSample(); +} + +/*! + \internal + Sets the font highlighted in the TQFontDialog to font \a f. + + \sa font() +*/ + +void TQFontDialog::setFont( const TQFont &f ) +{ + d->family = f.family(); + d->style = d->fdb.styleString( f ); + d->size = f.pointSize(); + if ( d->size == -1 ) { + TQFontInfo fi( f ); + d->size = fi.pointSize(); + } + d->strikeout->setChecked( f.strikeOut() ); + d->underline->setChecked( f.underline() ); + + updateFamilies(); +} + +/*! + \internal + Returns the font which the user has chosen. + + \sa setFont() +*/ + +TQFont TQFontDialog::font() const +{ + int pSize = d->sizeEdit->text().toInt(); + + TQFont f = d->fdb.font( d->familyList->currentText(), d->style, pSize ); + f.setStrikeOut( d->strikeout->isChecked() ); + f.setUnderline( d->underline->isChecked() ); + return f; +} + +#endif |