Diffstat (limited to 'inputmethods/unikeyboard/unikeyboard.cpp') (more/less context) (ignore whitespace changes)
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diff --git a/inputmethods/unikeyboard/unikeyboard.cpp b/inputmethods/unikeyboard/unikeyboard.cpp new file mode 100644 index 0000000..aa74c66 --- a/dev/null +++ b/inputmethods/unikeyboard/unikeyboard.cpp @@ -0,0 +1,278 @@ +/********************************************************************** +** Copyright (C) 2000 Trolltech AS. All rights reserved. +** +** This file is part of Qtopia Environment. +** +** This file may be distributed and/or modified under the terms of the +** GNU General Public License version 2 as published by the Free Software +** Foundation and appearing in the file LICENSE.GPL included in the +** packaging of this file. +** +** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE +** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. +** +** See http://www.trolltech.com/gpl/ for GPL licensing information. +** +** Contact info@trolltech.com if any conditions of this licensing are +** not clear to you. +** +**********************************************************************/ + +#include "unikeyboard.h" + +#include <qpe/fontmanager.h> + +#include <qpainter.h> +#include <qfontmetrics.h> +#include <qcombobox.h> +#if defined(Q_WS_QWS) || defined(_WS_QWS_) +#include <qwindowsystem_qws.h> +#endif + +static const int nw = 8; + +typedef struct BlockMap { + ushort start; + ushort stop; + const char *name; +}; + +//# Start Code; Block Name + +static const BlockMap blockMap[] = +{ +{0x0000, 0x007F, "Basic Latin"}, +{0x0080, 0x00FF, "Latin-1 Supplement"}, +{0x0100, 0x017F, "Latin Extended-A"}, +{0x0180, 0x024F, "Latin Extended-B"}, +{0x0250, 0x02AF, "IPA Extensions"}, +{0x02B0, 0x02FF, "Spacing Modifier Letters"}, +{0x0300, 0x036F, "Combining Diacritical Marks"}, +{0x0370, 0x03FF, "Greek"}, +{0x0400, 0x04FF, "Cyrillic"}, +{0x0530, 0x058F, "Armenian"}, +{0x0590, 0x05FF, "Hebrew"}, +{0x0600, 0x06FF, "Arabic"}, +{0x0700, 0x074F, "Syriac "}, +{0x0780, 0x07BF, "Thaana"}, +{0x0900, 0x097F, "Devanagari"}, +{0x0980, 0x09FF, "Bengali"}, +{0x0A00, 0x0A7F, "Gurmukhi"}, +{0x0A80, 0x0AFF, "Gujarati"}, +{0x0B00, 0x0B7F, "Oriya"}, +{0x0B80, 0x0BFF, "Tamil"}, +{0x0C00, 0x0C7F, "Telugu"}, +{0x0C80, 0x0CFF, "Kannada"}, +{0x0D00, 0x0D7F, "Malayalam"}, +{0x0D80, 0x0DFF, "Sinhala"}, +{0x0E00, 0x0E7F, "Thai"}, +{0x0E80, 0x0EFF, "Lao"}, +{0x0F00, 0x0FFF, "Tibetan"}, +{0x1000, 0x109F, "Myanmar "}, +{0x10A0, 0x10FF, "Georgian"}, +{0x1100, 0x11FF, "Hangul Jamo"}, +{0x1200, 0x137F, "Ethiopic"}, +{0x13A0, 0x13FF, "Cherokee"}, +{0x1400, 0x167F, "Unified Canadian Aboriginal Syllabics"}, +{0x1680, 0x169F, "Ogham"}, +{0x16A0, 0x16FF, "Runic"}, +{0x1780, 0x17FF, "Khmer"}, +{0x1800, 0x18AF, "Mongolian"}, +{0x1E00, 0x1EFF, "Latin Extended Additional"}, +{0x1F00, 0x1FFF, "Greek Extended"}, +{0x2000, 0x206F, "General Punctuation"}, +{0x2070, 0x209F, "Superscripts and Subscripts"}, +{0x20A0, 0x20CF, "Currency Symbols"}, +{0x20D0, 0x20FF, "Combining Marks for Symbols"}, +{0x2100, 0x214F, "Letterlike Symbols"}, +{0x2150, 0x218F, "Number Forms"}, +{0x2190, 0x21FF, "Arrows"}, +{0x2200, 0x22FF, "Mathematical Operators"}, +{0x2300, 0x23FF, "Miscellaneous Technical"}, +{0x2400, 0x243F, "Control Pictures"}, +{0x2440, 0x245F, "Optical Character Recognition"}, +{0x2460, 0x24FF, "Enclosed Alphanumerics"}, +{0x2500, 0x257F, "Box Drawing"}, +{0x2580, 0x259F, "Block Elements"}, +{0x25A0, 0x25FF, "Geometric Shapes"}, +{0x2600, 0x26FF, "Miscellaneous Symbols"}, +{0x2700, 0x27BF, "Dingbats"}, +{0x2800, 0x28FF, "Braille Patterns"}, +{0x2E80, 0x2EFF, "CJK Radicals Supplement"}, +{0x2F00, 0x2FDF, "Kangxi Radicals"}, +{0x2FF0, 0x2FFF, "Ideographic Description Characters"}, +{0x3000, 0x303F, "CJK Symbols and Punctuation"}, +{0x3040, 0x309F, "Hiragana"}, +{0x30A0, 0x30FF, "Katakana"}, +{0x3100, 0x312F, "Bopomofo"}, +{0x3130, 0x318F, "Hangul Compatibility Jamo"}, +{0x3190, 0x319F, "Kanbun"}, +{0x31A0, 0x31BF, "Bopomofo Extended"}, +{0x3200, 0x32FF, "Enclosed CJK Letters and Months"}, +{0x3300, 0x33FF, "CJK Compatibility"}, +{0x3400, 0x4DB5, "CJK Unified Ideographs Extension A"}, +{0x4E00, 0x9FFF, "CJK Unified Ideographs"}, +{0xA000, 0xA48F, "Yi Syllables"}, +{0xA490, 0xA4CF, "Yi Radicals"}, +{0xAC00, 0xD7A3, "Hangul Syllables"}, +{0xD800, 0xDB7F, "High Surrogates"}, +{0xDB80, 0xDBFF, "High Private Use Surrogates"}, +{0xDC00, 0xDFFF, "Low Surrogates"}, +{0xE000, 0xF8FF, "Private Use"}, +{0xF900, 0xFAFF, "CJK Compatibility Ideographs"}, +{0xFB00, 0xFB4F, "Alphabetic Presentation Forms"}, +{0xFB50, 0xFDFF, "Arabic Presentation Forms-A"}, +{0xFE20, 0xFE2F, "Combining Half Marks"}, +{0xFE30, 0xFE4F, "CJK Compatibility Forms"}, +{0xFE50, 0xFE6F, "Small Form Variants"}, +{0xFE70, 0xFEFE, "Arabic Presentation Forms-B"}, +{0xFF00, 0xFEFF, "Halfwidth and Fullwidth Forms"}, +{0xFFF0, 0xFFEF, "Specials"}, +{0xFFFF, 0xFFFF, 0} }; + + +UniScrollview::UniScrollview(QWidget* parent, const char* name, int f) : + QScrollView(parent, name, f) +{ + // smallFont.setRawName( "-adobe-courier-medium-r-normal--10-100-75-75-m-60-iso8859-1" ); //###### + smallFont = QFont( "Helvetica", 8 ); + QFontMetrics sfm( smallFont ); + xoff = sfm.width( "AAA" ); + setFont( FontManager::unicodeFont( FontManager::Fixed ) ); + QFontMetrics fm( font() ); + cellsize = fm.lineSpacing() + 2; + resizeContents( cellsize*nw, cellsize*65536/nw ); + verticalScrollBar()->setLineStep(cellsize); + + viewport()->setBackgroundMode( QWidget::PaletteBase ); +} + + + +void UniScrollview::contentsMousePressEvent(QMouseEvent* e) +{ + if ( e->x() < xoff || e->x() > xoff + nw*cellsize ) + return; + int row = e->y()/cellsize; + int col = (e->x()-xoff)/cellsize; + int u = row*nw+col; +#if defined(Q_WS_QWS) || defined(_WS_QWS_) + emit key( u, 0, 0, true, false ); + emit key( u, 0, 0, false, false ); +#endif +} + + +void UniScrollview::contentsMouseReleaseEvent(QMouseEvent*) +{ +} + +void UniScrollview::scrollTo( int unicode ) +{ + int row = unicode / nw; + setContentsPos( 0, row*cellsize ); +} + + +void UniScrollview::drawContents( QPainter *p, int /*cx*/, int cy, int /*cw*/, int ch ) +{ + QFontMetrics fm = fontMetrics(); + int row = cy / cellsize; + int y = row*cellsize; + while ( y < cy+ch ) { + p->drawLine( xoff, y, xoff+nw*cellsize, y ); + if ( row*nw%16 == 0 ) { + p->setFont( smallFont ); + QString s; + s.sprintf( "%03X", row*nw/16 ); + p->drawText( 0, y, xoff, cellsize, AlignLeft, s ); + p->setFont( font() ); + } + for ( int i = 0; i < nw; i++ ) { + p->drawLine( xoff+i*cellsize, y, xoff+i*cellsize, y+cellsize ); + QChar u = row*nw + i; + if ( fm.inFont( u ) ) + p->drawText( xoff+i*cellsize, y, cellsize, cellsize, AlignCenter, + u ); + } + p->drawLine( xoff+nw*cellsize, y, xoff+nw*cellsize, y+cellsize ); + row++; + y += cellsize; + } +} + + + + +UniKeyboard::UniKeyboard(QWidget* parent, const char* name, int f ) + : QFrame( parent, name, f ) +{ + setFrameStyle( NoFrame ); + sv = new UniScrollview( this ); + cb = new QComboBox( FALSE, this ); + currentBlock = 0; + QFontMetrics fm = sv->fontMetrics(); + cbmap = new int[sizeof(blockMap)/sizeof(blockMap[0])]; + for ( int i = 0; blockMap[i].name; i++ ) { + bool any=FALSE; + for ( int c=blockMap[i].start; !any && c<=blockMap[i].stop; c++ ) + any = fm.inFont(QChar(c)); + if ( any ) { + cbmap[cb->count()]=i; + cb->insertItem( blockMap[i].name ); + } + } + connect( cb, SIGNAL( activated(int)), this, SLOT( handleCombo(int)) ); + connect( sv, SIGNAL( contentsMoving(int,int)), this, SLOT( svMove(int,int)) ); + connect( sv, SIGNAL( key(ushort,ushort,ushort,bool,bool)), + this, SIGNAL( key(ushort,ushort,ushort,bool,bool)) ); +} + +UniKeyboard::~UniKeyboard() +{ + delete [] cbmap; +} + +void UniKeyboard::resizeEvent(QResizeEvent *) +{ + int d = frameWidth(); + cb->setGeometry( d, d, width()-2*d, cb->sizeHint().height() ); + sv->setGeometry( d, cb->height()+d, width()-2*d, height()-cb->height()-2*d ); +} + +void UniKeyboard::svMove( int /*x*/, int y ) +{ + int cs = sv->cellSize(); + int u = ((y+cs-1)/cs) * nw; + int i = currentBlock; + while ( i > 0 && blockMap[i].start > u ) { + i--; + } + while ( blockMap[i+1].name && blockMap[i+1].start < u ) { + i++; + } + if ( i != currentBlock ) { + currentBlock = i; + for (int ind=0; ind<cb->count(); ind++) { + if ( cbmap[ind] == i ) { + cb->setCurrentItem( ind ); + break; + } + } + } +} + +void UniKeyboard::handleCombo( int i ) +{ + currentBlock = cbmap[i]; + sv->scrollTo( blockMap[currentBlock].start ); +} + +void UniKeyboard::resetState() +{ +} + +QSize UniKeyboard::sizeHint() const +{ + return QSize( 240, 2+sv->cellSize()*4+cb->sizeHint().height() ); +} |