| -rw-r--r-- | microkde/ofontselector.cpp | 412 |
1 files changed, 412 insertions, 0 deletions
diff --git a/microkde/ofontselector.cpp b/microkde/ofontselector.cpp new file mode 100644 index 0000000..c8471cc --- a/dev/null +++ b/microkde/ofontselector.cpp @@ -0,0 +1,412 @@ +/* + =. This file is part of the OPIE Project + .=l. Copyright (c) 2002 Robert Griebl <sandman@handhelds.org> + .>+-= + _;:, .> :=|. This library is free software; you can +.> <`_, > . <= redistribute it and/or modify it under +:`=1 )Y*s>-.-- : the terms of the GNU Library General Public +.="- .-=="i, .._ License as published by the Free Software + - . .-<_> .<> Foundation; either version 2 of the License, + ._= =} : or (at your option) any later version. + .%`+i> _;_. + .i_,=:_. -<s. 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., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. + +*/ + +#include <qlayout.h> +#include <qlistbox.h> +#include <qcombobox.h> +#include <qlabel.h> +#include <qfont.h> +#include <qmultilineedit.h> + +#include <qpe/fontdatabase.h> + +#include "ofontselector.h" + +class OFontSelectorPrivate { +public: + QListBox * m_font_family_list; + QComboBox * m_font_style_list; + QComboBox * m_font_size_list; + QMultiLineEdit *m_preview; + + bool m_pointbug : 1; + + FontDatabase m_fdb; +}; + +namespace { + +class FontListItem : public QListBoxText { +public: + FontListItem ( const QString &t, const QStringList &styles, const QValueList<int> &sizes ) : QListBoxText ( ) + { + m_name = t; + m_styles = styles; + m_sizes = sizes; + + QString str = t; + str [0] = str [0]. upper ( ); + setText ( str ); + } + + QString family ( ) const + { + return m_name; + } + + const QStringList &styles ( ) const + { + return m_styles; + } + + const QValueList<int> &sizes ( ) const + { + return m_sizes; + } + +private: + QStringList m_styles; + QValueList<int> m_sizes; + QString m_name; +}; + + +static int findItemCB ( QComboBox *box, const QString &str ) +{ + for ( int i = 0; i < box-> count ( ); i++ ) { + if ( box-> text ( i ) == str ) + return i; + } + return -1; +} + +} +/* static same as anon. namespace */ +static int qt_version ( ) +{ + const char *qver = qVersion ( ); + + return ( qver [0] - '0' ) * 100 + ( qver [2] - '0' ) * 10 + ( qver [4] - '0' ); +} + +/** + * Constructs the Selector object + * @param withpreview If a font preview should be given + * @param parent The parent of the Font Selector + * @param name The name of the object + * @param fl WidgetFlags + */ +OFontSelector::OFontSelector ( bool withpreview, QWidget *parent, const char *name, WFlags fl ) : QWidget ( parent, name, fl ) +{ + d = new OFontSelectorPrivate ( ); + + QGridLayout *gridLayout = new QGridLayout ( this, 0, 0, 4, 4 ); + gridLayout->setRowStretch ( 4, 10 ); + + d-> m_font_family_list = new QListBox( this, "FontListBox" ); + gridLayout->addMultiCellWidget( d-> m_font_family_list, 0, 4, 0, 0 ); + connect( d-> m_font_family_list, SIGNAL( highlighted( int ) ), this, SLOT( fontFamilyClicked( int ) ) ); + + QLabel *label = new QLabel( tr( "Style" ), this ); + gridLayout->addWidget( label, 0, 1 ); + + d-> m_font_style_list = new QComboBox( this, "StyleListBox" ); + connect( d-> m_font_style_list, SIGNAL( activated( int ) ), this, SLOT( fontStyleClicked( int ) ) ); + gridLayout->addWidget( d-> m_font_style_list, 1, 1 ); + + label = new QLabel( tr( "Size" ), this ); + gridLayout->addWidget( label, 2, 1 ); + + d-> m_font_size_list = new QComboBox( this, "SizeListBox" ); + connect( d-> m_font_size_list, SIGNAL( activated( int ) ), + this, SLOT( fontSizeClicked( int ) ) ); + gridLayout->addWidget( d-> m_font_size_list, 3, 1 ); + + d-> m_pointbug = ( qt_version ( ) <= 233 ); + + if ( withpreview ) { + d-> m_preview = new QMultiLineEdit ( this, "Preview" ); + d-> m_preview-> setAlignment ( AlignCenter ); + d-> m_preview-> setWordWrap ( QMultiLineEdit::WidgetWidth ); + d-> m_preview-> setMargin ( 3 ); + d-> m_preview-> setText ( tr( "The Quick Brown Fox Jumps Over The Lazy Dog" )); + gridLayout-> addRowSpacing ( 5, 4 ); + gridLayout-> addMultiCellWidget ( d-> m_preview, 6, 6, 0, 1 ); + gridLayout-> setRowStretch ( 6, 5 ); + } + else + d-> m_preview = 0; + + loadFonts ( d-> m_font_family_list ); +} + +OFontSelector::~OFontSelector ( ) +{ + delete d; +} + +/** + * This methods tries to set the font + * @param f The wishes font + * @return success or failure + */ +bool OFontSelector::setSelectedFont ( const QFont &f ) +{ + return setSelectedFont ( f. family ( ), d-> m_fdb. styleString ( f ), f. pointSize ( ), QFont::encodingName ( f. charSet ( ))); +} + + +/** + * This is an overloaded method @see setSelectedFont + * @param familyStr The family of the font + * @param styleStr The style of the font + * @param sizeVal The size of font + * @param charset The charset to be used. Will be deprecated by QT3 + */ +bool OFontSelector::setSelectedFont ( const QString &familyStr, const QString &styleStr, int sizeVal, const QString & charset ) +{ + QString sizeStr = QString::number ( sizeVal ); + + QListBoxItem *family = d-> m_font_family_list-> findItem ( familyStr ); + if ( !family ) + family = d-> m_font_family_list-> findItem ( "Helvetica" ); + if ( !family ) + family = d-> m_font_family_list-> firstItem ( ); + d-> m_font_family_list-> setCurrentItem ( family ); + fontFamilyClicked ( d-> m_font_family_list-> index ( family )); + + int style = findItemCB ( d-> m_font_style_list, styleStr ); + if ( style < 0 ) + style = findItemCB ( d-> m_font_style_list, "Regular" ); + if ( style < 0 && d-> m_font_style_list-> count ( ) > 0 ) + style = 0; + d-> m_font_style_list-> setCurrentItem ( style ); + fontStyleClicked ( style ); + + int size = findItemCB ( d-> m_font_size_list, sizeStr ); + if ( size < 0 ) + size = findItemCB ( d-> m_font_size_list, "10" ); + if ( size < 0 && d-> m_font_size_list-> count ( ) > 0 ) + size = 0; + d-> m_font_size_list-> setCurrentItem ( size ); + fontSizeClicked ( size ); + + return (( family ) && ( style >= 0 ) && ( size >= 0 )); +} + +/** + * This method returns the name, style and size of the currently selected + * font or false if no font is selected + * @param family The font family will be written there + * @param style The style will be written there + * @param size The size will be written there + * @return success or failure + */ +bool OFontSelector::selectedFont ( QString &family, QString &style, int &size ) +{ + QString dummy; + return selectedFont ( family, style, size, dummy ); +} + + +/** + * This method does return the font family or QString::null if there is + * no font item selected + * @return the font family + */ +QString OFontSelector::fontFamily ( ) const +{ + FontListItem *fli = (FontListItem *) d-> m_font_family_list-> item ( d-> m_font_family_list-> currentItem ( )); + + return fli ? fli-> family ( ) : QString::null; +} + +/** + * This method will return the style of the font or QString::null + * @return the style of the font + */ +QString OFontSelector::fontStyle ( ) const +{ + FontListItem *fli = (FontListItem *) d-> m_font_family_list-> item ( d-> m_font_family_list-> currentItem ( )); + int fst = d-> m_font_style_list-> currentItem ( ); + + return ( fli && fst >= 0 ) ? fli-> styles ( ) [fst] : QString::null; +} + +/** + * This method will return the font size or 10 if no font size is available + */ +int OFontSelector::fontSize ( ) const +{ + FontListItem *fli = (FontListItem *) d-> m_font_family_list-> item ( d-> m_font_family_list-> currentItem ( )); + int fsi = d-> m_font_size_list-> currentItem ( ); + + return ( fli && fsi >= 0 ) ? fli-> sizes ( ) [fsi] : 10; +} + +/** + * returns the charset of the font or QString::null + */ +QString OFontSelector::fontCharSet ( ) const +{ + FontListItem *fli = (FontListItem *) d-> m_font_family_list-> item ( d-> m_font_family_list-> currentItem ( )); + + return fli ? d-> m_fdb. charSets ( fli-> family ( )) [0] : QString::null; +} + +/** + * Overloaded member function see above + * @see selectedFont + */ +bool OFontSelector::selectedFont ( QString &family, QString &style, int &size, QString &charset ) +{ + int ffa = d-> m_font_family_list-> currentItem ( ); + int fst = d-> m_font_style_list-> currentItem ( ); + int fsi = d-> m_font_size_list-> currentItem ( ); + + FontListItem *fli = (FontListItem *) d-> m_font_family_list-> item ( ffa ); + + if ( fli ) { + family = fli-> family ( ); + style = fst >= 0 ? fli-> styles ( ) [fst] : QString::null; + size = fsi >= 0 ? fli-> sizes ( ) [fsi] : 10; + charset = d-> m_fdb. charSets ( fli-> family ( )) [0]; + + return true; + } + else + return false; +} + + + + +void OFontSelector::loadFonts ( QListBox *list ) +{ + QStringList f = d-> m_fdb. families ( ); + + for ( QStringList::ConstIterator it = f. begin ( ); it != f. end ( ); ++it ) { + QValueList <int> ps = d-> m_fdb. pointSizes ( *it ); + + if ( d-> m_pointbug ) { + for ( QValueList <int>::Iterator it = ps. begin ( ); it != ps. end ( ); it++ ) + *it /= 10; + } + + list-> insertItem ( new FontListItem ( *it, d-> m_fdb. styles ( *it ), ps )); + } +} + +void OFontSelector::fontFamilyClicked ( int index ) +{ + QString oldstyle = d-> m_font_style_list-> currentText ( ); + QString oldsize = d-> m_font_size_list-> currentText ( ); + + FontListItem *fli = (FontListItem *) d-> m_font_family_list-> item ( index ); + + d-> m_font_style_list-> clear ( ); + d-> m_font_style_list-> insertStringList ( fli-> styles ( )); + d-> m_font_style_list-> setEnabled ( !fli-> styles ( ). isEmpty ( )); + + int i; + + i = findItemCB ( d-> m_font_style_list, oldstyle ); + if ( i < 0 ) + i = findItemCB ( d-> m_font_style_list, "Regular" ); + if (( i < 0 ) && ( d-> m_font_style_list-> count ( ) > 0 )) + i = 0; + + if ( i >= 0 ) { + d-> m_font_style_list-> setCurrentItem ( i ); + fontStyleClicked ( i ); + } + + d-> m_font_size_list-> clear ( ); + QValueList<int> sl = fli-> sizes ( ); + + for ( QValueList<int>::Iterator it = sl. begin ( ); it != sl. end ( ); ++it ) + d-> m_font_size_list-> insertItem ( QString::number ( *it )); + + i = findItemCB ( d-> m_font_size_list, oldsize ); + if ( i < 0 ) + i = findItemCB ( d-> m_font_size_list, "10" ); + if (( i < 0 ) && ( d-> m_font_size_list-> count ( ) > 0 )) + i = 0; + + if ( i >= 0 ) { + d-> m_font_size_list-> setCurrentItem ( i ); + fontSizeClicked ( i ); + } + changeFont ( ); +} + +void OFontSelector::fontStyleClicked ( int /*index*/ ) +{ + changeFont ( ); +} + +void OFontSelector::fontSizeClicked ( int /*index*/ ) +{ + changeFont ( ); +} + +void OFontSelector::changeFont ( ) +{ + QFont f = selectedFont ( ); + + if ( d-> m_preview ) + d-> m_preview-> setFont ( f ); + + emit fontSelected ( f ); +} + +/** + * Return the selected font + */ +QFont OFontSelector::selectedFont ( ) +{ + int ffa = d-> m_font_family_list-> currentItem ( ); + int fst = d-> m_font_style_list-> currentItem ( ); + int fsi = d-> m_font_size_list-> currentItem ( ); + + FontListItem *fli = (FontListItem *) d-> m_font_family_list-> item ( ffa ); + + if ( fli ) { + return d-> m_fdb. font ( fli-> family ( ), \ + fst >= 0 ? fli-> styles ( ) [fst] : QString::null, \ + fsi >= 0 ? fli-> sizes ( ) [fsi] : 10, \ + d-> m_fdb. charSets ( fli-> family ( )) [0] ); + } + else + return QFont ( ); +} + + +void OFontSelector::resizeEvent ( QResizeEvent *re ) +{ + if ( d-> m_preview ) { + d-> m_preview-> setMinimumHeight ( 1 ); + d-> m_preview-> setMaximumHeight ( 32767 ); + } + + QWidget::resizeEvent ( re ); + + if ( d-> m_preview ) + d-> m_preview-> setFixedHeight ( d-> m_preview-> height ( )); + +} |