/********************************************************************** ** 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() ); }