summaryrefslogtreecommitdiffstats
path: root/ktouch/src/ktouchkeyboardwidget.cpp
blob: 9b29233e1c531d73b48dfcfeac853c24bb12560a (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
/***************************************************************************
 *   ktouchkeyboardwidget.cpp                                              *
 *   ------------------------                                              *
 *   Copyright (C) 2000 by Håvard Frøiland, 2004 by Andreas Nicolai        *
 *   ghorwin@users.sourceforge.net                                         *
 *                                                                         *
 *   This program is free software; you can redistribute it and/or modify  *
 *   it under the terms of the GNU General Public License as published by  *
 *   the Free Software Foundation; either version 2 of the License, or     *
 *   (at your option) any later version.                                   *
 ***************************************************************************/

#include "ktouchkeyboardwidget.h"
#include "ktouchkeyboardwidget.moc"

#include <algorithm>
#include <set>

#include <tqfile.h>

#include <kdebug.h>
#include <tdetempfile.h>
#include <tdelocale.h>
#include <tdeio/netaccess.h>
#include <kstandarddirs.h>
#include <tdemessagebox.h>

#include "prefs.h"
#include "ktouchkeyconnector.h"

// the margin between keyboard and widget frame
const int MARGIN = 10;

TQMap<TQChar, int>	 			KTouchKeyboardWidget::m_keyCharMap;
// --------------------------------------------------------------------------


KTouchKeyboardWidget::KTouchKeyboardWidget(TQWidget *parent)
  : TQWidget(parent), m_keyboardWidth(100), m_keyboardHeight(60), m_currentLayout(""),
	m_hideKeyboard(false)
{
    setMinimumHeight(100);          // when it's smaller you won't see anything
    m_keyList.setAutoDelete(true);  // the list is responsable for cleaning up
}


bool KTouchKeyboardWidget::loadKeyboard(TQWidget * window, const KURL& url, TQString* errorMsg) {
    TQString target;
    if (TDEIO::NetAccess::download(url, target, window)) {
        TQString msg;
        bool result = readKeyboard(target, msg);
        TDEIO::NetAccess::removeTempFile(target);
        if (!result && errorMsg!=NULL)
            *errorMsg = i18n("Could not read the keyboard layout file '%1'. ").arg(url.url()) + msg;
        return result;
    }
    else {
        if (errorMsg!=NULL)
            *errorMsg = i18n("Could not download/open keyboard layout file from '%1'.").arg(url.url());
        return false;
    }
}


void KTouchKeyboardWidget::saveKeyboard(TQWidget * window, const KURL& url) {
    TQString tmpFile;
    KTempFile *temp=0;
    if (url.isLocalFile())
        tmpFile=url.path();             // for local files the path is sufficient
    else {
        temp=new KTempFile;             // for remote files create a temporary file first
        tmpFile=temp->name();
    }

    TQFile outfile(tmpFile);
    if ( !outfile.open( IO_WriteOnly ) ) {
        if (temp)  delete temp;
        return;
    }

    TQTextStream out( &outfile );
    out << "########################################## \n";
    out << "#                                        # \n";
    out << "#  Keyboard layout file for KTouch       # \n";
    out << "#                                        # \n";
    out << "########################################## \n";
    out << "#\n";
    out << endl;

    for (KTouchBaseKey * key = m_keyList.first(); key; key = m_keyList.next()) {
        switch (key->type()) {
           case KTouchBaseKey::FINGER_KEY   : out << "FingerKey  "; break;
           case KTouchBaseKey::NORMAL_KEY   : out << "NormalKey  "; break;
           case KTouchBaseKey::CONTROL_KEY  : out << "ControlKey "; break;
           default : out << "NormalKey  "; break;
        }
        TQRect rect=key->frame();
        out << key->m_keyChar.unicode() << '\t' << key->m_keyText << '\t'
            << rect.left() << '\t' << rect.top() << '\t' << rect.width() << '\t' << rect.height() << endl;
    }

    if (temp) {
        TDEIO::NetAccess::upload(tmpFile, url, window);
        temp->unlink();
        delete temp;
    }
}

void KTouchKeyboardWidget::applyPreferences(TQWidget * window, bool silent) {
	m_hideKeyboard = Prefs::hideKeyboard();
	if (m_hideKeyboard) 
    	setMaximumHeight(100);
	else
    	setMaximumHeight(10000);
    // let's check whether the keyboard layout has changed
    if (Prefs::currentKeyboardFile() != m_currentLayout) {
        // if the layout is the number layout just create it and we're done
		//kdDebug() << "[KTouchKeyboardWidget::applyPreferences]  keyboard = " << Prefs::currentKeyboardFile() << endl;
        if (Prefs::currentKeyboardFile()=="number.keyboard") {
            createDefaultKeyboard();
            resizeEvent(NULL);
            return;
        }
        // ok, let's load this layout
        if (silent) {
            // during initialisation we don't want to have a message box, that's why this is silent
            if (!loadKeyboard(window, KURL::fromPathOrURL( Prefs::currentKeyboardFile() )))
                createDefaultKeyboard();
            else
                m_currentLayout=Prefs::currentKeyboardFile();
        }
        else {
            TQString errorMsg;
            if (!loadKeyboard(window, KURL::fromPathOrURL( Prefs::currentKeyboardFile() ), &errorMsg)) {
                KMessageBox::error( 0, i18n("Error reading the keyboard layout; the default number keypad will "
                    "be created instead. You can choose another keyboard layout in the preferences dialog."),
                    errorMsg);
                createDefaultKeyboard();
            }
            else
                m_currentLayout=Prefs::currentKeyboardFile();
        }
    }
    updateColours();    // we recreate the colour connections
	// assign keyboard font to keys
    for (KTouchBaseKey * key = m_keyList.first(); key; key = m_keyList.next()) {
		if (Prefs::overrideKeyboardFont())
			key->m_font = Prefs::keyboardFont();
		else
			key->m_font = Prefs::font();
	}
	// kdDebug() << "[KTouchKeyboard::applyPreferences]  Assigned key font" << endl;
    resizeEvent(NULL);  // paint the keyboard
    newKey(m_nextKey);  // and finally display the "next to be pressed" key again
}


void KTouchKeyboardWidget::newKey(const TQChar& nextChar) {
	if (m_hideKeyboard) return;
    TQPainter painter(this);
    painter.translate(m_shift, MARGIN);
    // first clean the markings on all keys
    for (KTouchBaseKey * key = m_keyList.first(); key; key = m_keyList.next()) {
        if (key->m_isActive || key->m_isNextKey) {
            key->m_isActive=key->m_isNextKey=false;
            key->paint(painter);
        }
    }

    if (Prefs::showAnimation()){ // only do this if we want to show animation.
        // find the key in the key connector list
        TQValueList<KTouchKeyConnection>::iterator keyIt = m_connectorList.begin();
        while (keyIt!=m_connectorList.end() && (*keyIt).m_keyChar!=nextChar)  ++keyIt;
        // if found mark the appropriate keys
        if (keyIt!=m_connectorList.end()) {
            TQChar targetChar = (*keyIt).m_targetKeyChar;
            TQChar fingerChar = (*keyIt).m_fingerKeyChar;
            TQChar controlChar = (*keyIt).m_controlKeyChar;
            // find the keys in the keylist
            for (KTouchBaseKey * key = m_keyList.first(); key; key = m_keyList.next()) {
                if (key->m_keyChar==TQChar(0)) continue;    // skip decorative keys
                if (key->m_keyChar==targetChar) key->m_isNextKey=true;
                else if (key->m_keyChar==fingerChar)   key->m_isActive=true;
                else if (key->m_keyChar==controlChar)  key->m_isActive=true;
                if (key->m_isActive || key->m_isNextKey)
                    key->paint(painter);
            }
        }
        m_nextKey = nextChar;
    }
}


void KTouchKeyboardWidget::paintEvent(TQPaintEvent *) {
	if (m_hideKeyboard) return;
    TQPainter p(this);
    p.translate(m_shift, MARGIN);
    // just print all visible keys
    for (KTouchBaseKey * key = m_keyList.first(); key; key = m_keyList.next())
        key->paint(p);

/*	// TODO : later

	const KTouchColorScheme& colorScheme = KTouchColorScheme::m_colorSchemes[Prefs::colorScheme()];
	for (TQValueVector<KTouchKey>::iterator it = m_keys.begin(); it != m_keys.end(); ++it) {
		// determine colors
    	TQColor textColor;
		if (it->m_type == KTouchKey::NORMAL || it->m_type == KTouchKey::FINGER) {
			if (is_next_key) {
				// mark the key as "next"
				p.setBrush( colorScheme.m_backgroundH );
				p.setPen( colorScheme.m_frame );
				textColor = colorScheme.m_textH;
			}
			else {
				p.setBrush( colorScheme.m_background[m_colorIndex] );
				p.setPen( colorScheme.m_frame );
				textColor = colorScheme.m_text;
			};
		}
		else {
    		p.setBrush( colorScheme.m_cBackground );
			p.setPen( colorScheme.m_cText );
		}

    	p.setPen(textColor);
    	p.fillRect(m_xS, m_xS, m_xS, m_xS, p.brush());
    	p.drawRect(m_xS, m_xS, m_xS, m_xS);

    	p.setFont( m_font );
    	p.drawText(it->m_xS, it->m_yS, it->m_wS, it->m_hS,
			TQPainter::AlignCenter, m_keyText);

	}
*/
	// TODO : later copy pre-rendered and pre-scaled characters to screen
}

void KTouchKeyboardWidget::resizeEvent(TQResizeEvent *) {
	// kdDebug() << "[KTouchKeyboard::resizeEvent]  Window = " << width() << "x" << height() << endl;
	// kdDebug() << "[KTouchKeyboard::resizeEvent]  Keyboard = " << m_keyboardWidth << "x" << m_keyboardHeight << endl;
    double hScale = static_cast<double>(width()-2*MARGIN)/m_keyboardWidth;
    double vScale = static_cast<double>(height()-2*MARGIN)/m_keyboardHeight;
    double scale = std::max(1.0, std::min(hScale, vScale));
	// kdDebug() << "[KTouchKeyboard::resizeEvent]  using scale = " << scale << endl;
    m_shift = (width() - static_cast<int>(m_keyboardWidth*scale))/2;
    for (KTouchBaseKey * key = m_keyList.first(); key; key = m_keyList.next())
        key->resize(scale);     // resize all keys
	for (TQValueVector<KTouchKey>::iterator it = m_keys.begin(); it != m_keys.end(); ++it) {
        it->resize(scale);     // resize all keys
	}
    update();                   // and finally redraw the keyboard
}


void KTouchKeyboardWidget::createDefaultKeyboard() {
    // let's create a default keyboard
    int keySpacing = 4;
    int keyHeight = 20;
    int keyWidth = 20;
    int col = keyWidth+keySpacing;
    int row = keyHeight+keySpacing;
    // first let's create the "visible" keys, that means all keys that will be displayed
    // Note: purely decorative keys get a key char code of 0!
    m_keyList.clear();
    m_keyList.append( new KTouchControlKey( 0, "Num",       0,     0, keyWidth, keyHeight) );
    m_keyList.append( new KTouchNormalKey( '/', "/",       col,     0, keyWidth, keyHeight) );
    m_keyList.append( new KTouchNormalKey( '*', "*",     2*col,     0, keyWidth, keyHeight) );
    m_keyList.append( new KTouchNormalKey( '-', "-",     3*col,     0, keyWidth, keyHeight) );
    m_keyList.append( new KTouchNormalKey( '7', "7",         0,   row, keyWidth, keyHeight) );
    m_keyList.append( new KTouchNormalKey( '8', "8",       col,   row, keyWidth, keyHeight) );
    m_keyList.append( new KTouchNormalKey( '9', "9",     2*col,   row, keyWidth, keyHeight) );
    m_keyList.append( new KTouchFingerKey( '4', "4",         0, 2*row, keyWidth, keyHeight) );
    m_keyList.append( new KTouchFingerKey( '5', "5",       col, 2*row, keyWidth, keyHeight) );
    m_keyList.append( new KTouchFingerKey( '6', "6",     2*col, 2*row, keyWidth, keyHeight) );
    m_keyList.append( new KTouchNormalKey( '1', "1",         0, 3*row, keyWidth, keyHeight) );
    m_keyList.append( new KTouchNormalKey( '2', "2",       col, 3*row, keyWidth, keyHeight) );
    m_keyList.append( new KTouchNormalKey( '3', "3",     2*col, 3*row, keyWidth, keyHeight) );
    m_keyList.append( new KTouchNormalKey( '0', "0",         0, 4*row, 2*keyWidth+keySpacing, keyHeight) );
    m_keyList.append( new KTouchNormalKey( '.', ".",     2*col, 4*row, keyWidth, keyHeight) );
    m_keyList.append( new KTouchFingerKey( '+', "+",     3*col,   row, keyWidth, 2*keyHeight+keySpacing) );
    m_keyList.append( new KTouchControlKey(13, "Enter", 3*col, 3*row,keyWidth, 2*keyHeight+keySpacing) );
    m_keyList.append( new KTouchControlKey(8, "BackSpace", 5*col, 0, 2*keyWidth+keySpacing, keyHeight) );
    m_keyboardWidth = 7*col;
    m_keyboardHeight = 5*row;

    // now we need to create the connections between the characters that can be typed and the
    // keys that need to be displayed on the keyboard
    // The arguments to the constructor are: keychar, targetkey, fingerkey, controlkey
    m_connectorList.clear();
    m_connectorList.append( KTouchKeyConnection('/', '/', '5', 0) );
    m_connectorList.append( KTouchKeyConnection('*', '*', '6', 0) );
    m_connectorList.append( KTouchKeyConnection('-', '-', '+', 0) );
    m_connectorList.append( KTouchKeyConnection('+', '+',   0, 0) );
    m_connectorList.append( KTouchKeyConnection('.', '.', '6', 0) );
    m_connectorList.append( KTouchKeyConnection(',', '.', '6', 0) );
    m_connectorList.append( KTouchKeyConnection('7', '7', '4', 0) );
    m_connectorList.append( KTouchKeyConnection('8', '8', '5', 0) );
    m_connectorList.append( KTouchKeyConnection('9', '9', '6', 0) );
    m_connectorList.append( KTouchKeyConnection('4', '4',   0, 0) );
    m_connectorList.append( KTouchKeyConnection('5', '5',   0, 0) );
    m_connectorList.append( KTouchKeyConnection('6', '6',   0, 0) );
    m_connectorList.append( KTouchKeyConnection('1', '1', '4', 0) );
    m_connectorList.append( KTouchKeyConnection('2', '2', '5', 0) );
    m_connectorList.append( KTouchKeyConnection('3', '3', '6', 0) );
    m_connectorList.append( KTouchKeyConnection('0', '0',   0, 0) );
    m_connectorList.append( KTouchKeyConnection(  8,   8,   0, 0) );
    m_connectorList.append( KTouchKeyConnection( 13,  13, '+', 0) );
    updateColours();
    m_currentLayout="number.keyboard";

	// create keyboard geometry for new keyboard data

    int sp = 10;
    int h = 50;
    int w = 50;
    col = w+sp;
    row = h+sp;

	m_keys.clear();
	m_keys.append( KTouchKey(                           0,     0, w, h, TQString("Num")) );		// 0
	m_keys.append( KTouchKey(KTouchKey::NORMAL,   	  col,     0, w, h, '/') );			// 1
	m_keys.append( KTouchKey(KTouchKey::NORMAL, 	2*col,     0, w, h, '*') );			// 2
	m_keys.append( KTouchKey(KTouchKey::NORMAL, 	3*col,     0, w, h, '-') );			// 3
	m_keys.append( KTouchKey(KTouchKey::NORMAL,     	0,   row, w, h, '7') );			// 4
	m_keys.append( KTouchKey(KTouchKey::NORMAL,   	  col,   row, w, h, '8') );			// 5
	m_keys.append( KTouchKey(KTouchKey::NORMAL, 	2*col,   row, w, h, '9') );			// 6
	m_keys.append( KTouchKey(KTouchKey::FINGER,     	0, 2*row, w, h, '4') );			// 7  ***
	m_keys.append( KTouchKey(KTouchKey::FINGER,   	  col, 2*row, w, h, '5') );			// 8  ***
	m_keys.append( KTouchKey(KTouchKey::FINGER, 	2*col, 2*row, w, h, '6') );			// 9  ***
	m_keys.append( KTouchKey(KTouchKey::FINGER, 	3*col,   row, w, 2*h+sp, '+') ); 	// 10 ***
	m_keys.append( KTouchKey(KTouchKey::NORMAL,     	0, 3*row, w, h, '1') );			// 11
	m_keys.append( KTouchKey(KTouchKey::NORMAL,   	  col, 3*row, w, h, '2') );			// 12
	m_keys.append( KTouchKey(KTouchKey::NORMAL, 	2*col, 3*row, w, h, '3') );			// 13
	m_keys.append( KTouchKey(KTouchKey::NORMAL,     	0, 4*row, 2*w+sp, h, '0') );	// 14
	m_keys.append( KTouchKey(KTouchKey::NORMAL,   	2*col, 4*row, w, h, '.') );			// 15
	m_keys.append( KTouchKey(KTouchKey::ENTER,  	3*col, 3*row, w, 2*h+sp, 0) ); 		// 16
	m_keys.append( KTouchKey(KTouchKey::BACKSPACE,  5*col, 0, 2*w+sp, h, 0) ); 			// 17
	// number the keys for reference
	for (unsigned int i=0; i<m_keys.size(); ++i)
		m_keys[i].m_number = i;
	// create key connections
	m_keyConnections.clear();
	// KTouchKeyConnector(char, target, finger, modifier)
	m_keyConnections.append( KTouchKeyConnector('/',  1,  8, 0) );
	m_keyConnections.append( KTouchKeyConnector('*',  2,  9, 0) );
	m_keyConnections.append( KTouchKeyConnector('-',  3, 10, 0) );
	m_keyConnections.append( KTouchKeyConnector('7',  4,  7, 0) );
	m_keyConnections.append( KTouchKeyConnector('8',  5,  8, 0) );
	m_keyConnections.append( KTouchKeyConnector('9',  6,  9, 0) );
	m_keyConnections.append( KTouchKeyConnector('4',  7,  7, 0) ); // ***
	m_keyConnections.append( KTouchKeyConnector('5',  8,  8, 0) ); // ***
	m_keyConnections.append( KTouchKeyConnector('6',  9,  9, 0) ); // ***
	m_keyConnections.append( KTouchKeyConnector('+', 10, 10, 0) ); // ***
	m_keyConnections.append( KTouchKeyConnector('1', 11,  7, 0) );
	m_keyConnections.append( KTouchKeyConnector('2', 12,  8, 0) );
	m_keyConnections.append( KTouchKeyConnector('3', 13,  9, 0) );
	m_keyConnections.append( KTouchKeyConnector('0', 14,  7, 0) );
	m_keyConnections.append( KTouchKeyConnector('.', 15,  9, 0) );
	m_keyConnections.append( KTouchKeyConnector(TQChar(13), 16, 10, 0) );
	m_keyConnections.append( KTouchKeyConnector(TQChar(8), 17, 0, 0) );
}


bool KTouchKeyboardWidget::readKeyboard(const TQString& fileName, TQString& errorMsg) {
    TQFile infile(fileName);
    if ( !infile.open( IO_ReadOnly ) ) {
        errorMsg = i18n("Could not open file.");
        return false;
    }
    TQTextStream in( &infile );
    in.setEncoding(TQTextStream::UnicodeUTF8);
    TQString line;
    m_keyList.clear();          // empty the keyboard
    m_connectorList.clear();    // clear the connections
    m_keyboardWidth=0;
    m_keyboardHeight=0;
	std::set<TQChar>  keys;
    // now loop until end of file is reached
    do {
        // skip all empty lines or lines containing a comment (starting with '#')
        do {  line = in.readLine().stripWhiteSpace();  }
        while (!line.isNull() && (line.isEmpty() || line[0]=='#'));
        // Check if end of file encountered and if that is the case -> bail out at next while
        if (line.isNull())  continue;

        // 'line' should now contain a key specification
        TQTextStream lineStream(line, IO_ReadOnly);
        TQString keyType;
        int keyAscII;
        TQString keyText;
        int x(0), y(0), w(0), h(0);
        lineStream >> keyType >> keyAscII;
        if (keyType=="FingerKey") {
            lineStream >> keyText >> x >> y >> w >> h;
            if (w==0 || h==0)
                w=h=8; // default values for old keyboard files
            m_keyList.append( new KTouchFingerKey(keyAscII, keyText, x+1, y+1, w, h) );
            m_connectorList.append( KTouchKeyConnection(keyAscII, keyAscII, 0, 0) );
// 			kdDebug() << "read : F : unicode = " << keyAscII << " char = " << TQChar(keyAscII) << endl;
        }
        else if (keyType=="ControlKey") {
            lineStream >> keyText >> x >> y >> w >> h;
            m_keyList.append( new KTouchControlKey(keyAscII, keyText, x+1, y+1, w-2, h-2) );
            m_connectorList.append( KTouchKeyConnection(keyAscII, keyAscII, 0, 0) );
// 			kdDebug() << "read : C : unicode = " << keyAscII << " char = " << keyText << endl;
        }
        else if (keyType=="NormalKey") {
            int fingerCharCode;
            lineStream >> keyText >> x >> y >> fingerCharCode;
            w=h=8; // default values for old keyboard files
            // retrieve the finger key with the matching char
            m_keyList.append( new KTouchNormalKey(keyAscII, keyText, x+1, y+1, w, h) );
            m_connectorList.append( KTouchKeyConnection(keyAscII, keyAscII, fingerCharCode, 0) );
// 			kdDebug() << "read : N : unicode = " << keyAscII << " char = " << TQChar(keyAscII) << endl;
        } else if (keyType=="HiddenKey") {
            int targetChar, fingerChar, controlChar;
            lineStream >> targetChar >> fingerChar >> controlChar;
            m_connectorList.append( KTouchKeyConnection(keyAscII, targetChar, fingerChar, controlChar) );
//			kdDebug() << "read : H : unicode = " << keyAscII << " char = " << TQChar(keyAscII) << " target = " << targetChar << " finger = " << fingerChar << " control = " << controlChar << endl;
			
        }
        else {
            errorMsg = i18n("Missing key type in line '%1'.").arg(line);
            return false;
        }
		if (keys.find(keyAscII)!=keys.end()) {
			kdDebug() << "WARNING: Duplicate entry for char '"+keyText+"' with Unicode " << keyAscII << endl;
		}
		else
			keys.insert(keyAscII);

		keys.insert(keyAscII);


        // calculate the maximum extent of the keyboard on the fly...
        m_keyboardWidth = std::max(m_keyboardWidth, x+w);
        m_keyboardHeight = std::max(m_keyboardHeight, y+h);
    } while (!in.atEnd() && !line.isNull());
//	kdDebug() << "showing all unicode numbers in this file" << endl;
/*	for (std::set<TQChar>::iterator it = keys.begin(); it != keys.end(); ++it)
		kdDebug() << *it << endl;
*/
//	kdDebug() << "num chars = " << keys.size() << endl;
//	kdDebug() << "num key connections = " << m_connectorList.size() << endl;

    updateColours();
    return (!m_keyList.isEmpty());  // empty file means error
}


void KTouchKeyboardWidget::updateColours() {
//	kdDebug() << "KTouchKeyboardWidget::updateColours()" << endl;
    // old functionality : loop over all key connections
	m_keyCharMap.clear();
	unsigned int counter = 0;
    for (TQValueList<KTouchKeyConnection>::iterator it = m_connectorList.begin(); it!=m_connectorList.end(); ++it) {
		// store finger and target characters
        TQChar fingerChar = (*it).m_fingerKeyChar;
        TQChar targetChar = (*it).m_targetKeyChar; // this is the _base_ character of the key that needs to be highlighted
        TQChar ch = (*it).m_keyChar;

/*		kdDebug() << "Key #"<<++counter<<": " << ch << "(" << ch.unicode() << ") " 
				  << "target = " << targetChar << "(" << targetChar.unicode() << ") " 
				  << "finger = " << fingerChar << "(" << fingerChar.unicode() << ")" << endl;
*/
		m_keyCharMap[ch] = -1;

        if (fingerChar == TQChar(0)) {
//			kdDebug() << "skipped char = " << targetChar << endl;
			continue; // skips keys that don't have finger keys assigned
		}

        KTouchBaseKey * self=NULL;
        KTouchBaseKey * colorSource=NULL;
        // loop over all keys to find the key pointers
        for (KTouchBaseKey * key = m_keyList.first(); key; key = m_keyList.next()) {
            if (key->m_keyChar==targetChar) self=key;
            else if (key->m_keyChar==fingerChar) colorSource=key;
        }
		// ok, by now we should have found a finger and target char pointer
        if (self && colorSource) {
// 			kdDebug() << "Key " << ++counter << " keychar = " << ch << " target = " << targetChar << "  finger = " << fingerChar << endl;
			// skip target keys that are actually control, finger or hidden keys
            if (self->type()!=KTouchBaseKey::NORMAL_KEY)  continue;
			// try to downcast to get a normal key pointer
            KTouchNormalKey *nk = dynamic_cast<KTouchNormalKey*>(self);
			// skip if we couldn't downcast
			if (!nk) {
				kdDebug() << "Couldn't downcast to normal key for targer char = " << targetChar << endl;
				continue;
			}
			// if our color source is not a valid finger key, skip with a warning
            if (colorSource->type()!=KTouchBaseKey::FINGER_KEY) {
                kdDebug() << "[KTouchKeyboard::updateColours]  Colour source key '" << colorSource->m_keyText
                          << "' is not a finger key!" << endl;
				continue;
			}
			// finally store the color code
            KTouchFingerKey *fk = dynamic_cast<KTouchFingerKey*>(colorSource);
            if (fk) {
				nk->m_colorIndex = fk->m_colorIndex;
				m_keyCharMap[ch] = fk->m_colorIndex;
//				kdDebug() << "char = " << targetChar << " index = " << fk->m_colorIndex << endl;
            }
        }
    }
//	kdDebug() << "Colormap has " << m_keyCharMap.count() << " entries" << endl;

/*
	// new functionality
	m_keyMap.clear();
	m_colorMap.clear();
	for (unsigned int i=0; i<m_keys.size(); ++i)
		m_keyMap[i] = -1;
	int c_index = 0;
    for (TQValueVector<KTouchKeyConnector>::iterator it = m_keyConnections.begin();
		it!=m_keyConnections.end(); ++it)
	{
		if (it->m_targetKeyIndex == -1) continue;
		int n = it->m_targetKeyIndex;
		switch (m_keys[n].m_type) {
			case KTouchKey::NORMAL : m_keyMap[n] = it->m_fingerKeyIndex; break;
			case KTouchKey::FINGER : m_keyMap[n] = it->m_fingerKeyIndex; 
									 m_colorMap[n] = c_index++;
									 c_index %= 8; break;
			default : ;
		}
	}
*/
}