added meta key support for maps like german and jumpx

2 files changed, 93 insertions, 8 deletions

diff --git a/inputmethods/multikey/keyboard.cpp b/inputmethods/multikey/keyboard.cpp
index 7098a6b..74c99c7 100644
--- a/inputmethods/multikey/keyboard.cpp
+++ b/inputmethods/multikey/keyboard.cpp
@@ -1,93 +1,93 @@
 /**********************************************************************
 ** 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 "keyboard.h"
 #include "configdlg.h"
 
 #include <qpe/global.h>
 #include <qpe/qcopenvelope_qws.h>
 
 #include <qwindowsystem_qws.h>
 #include <qpainter.h>
 #include <qfontmetrics.h>
 #include <qtimer.h>
 #include <qpe/qpeapplication.h>
 #include <qpe/config.h>
 #include <ctype.h>
 #include <qfile.h>
 #include <qtextstream.h>
 #include <qstringlist.h>
 #include <iostream.h>
 
 #include <sys/utsname.h>
 
 
 /* Keyboard::Keyboard {{{1 */
 Keyboard::Keyboard(QWidget* parent, const char* _name, WFlags f) :
-    QFrame(parent, _name, f),  shift(0), lock(0), ctrl(0),
-    alt(0), useLargeKeys(TRUE), usePicks(0), useRepeat(0), pressedKeyRow(-1), pressedKeyCol(-1),
+    QFrame(parent, _name, f),  shift(0), lock(0), ctrl(0), alt(0), meta(0), 
+    useLargeKeys(TRUE), usePicks(0), useRepeat(0), pressedKeyRow(-1), pressedKeyCol(-1),
     unicode(-1), qkeycode(0), modifiers(0), schar(0), mchar(0), echar(0),
     configdlg(0)
 
 {
 
     // get the default font
     Config *config = new Config( "qpe" );
     config->setGroup( "Appearance" );
     QString familyStr = config->readEntry( "FontFamily", "fixed" );
     delete config;
 
     config = new Config("multikey");
     config->setGroup ("general");
     usePicks = config->readBoolEntry ("usePickboard", "0"); // default closed
     useRepeat = config->readBoolEntry ("useRepeat", "1");
     delete config;
 
 
     setFont( QFont( familyStr, 10 ) );
 
     picks = new KeyboardPicks( this );
     picks->setFont( QFont( familyStr, 10 ) );
     picks->initialise();
     if (usePicks) {
 
         QObject::connect( picks, SIGNAL(key(ushort,ushort,ushort,bool,bool) ),
             this, SIGNAL(key(ushort,ushort,ushort,bool,bool)) );
 
     } else picks->hide();
 
     loadKeyboardColors();
 
     keys = new Keys();
 
     repeatTimer = new QTimer( this );
     connect( repeatTimer, SIGNAL(timeout()), this, SLOT(repeat()) );
 
 }
 
 Keyboard::~Keyboard() {
 
     if ( configdlg ) { 
         delete (ConfigDlg *) configdlg; 
         configdlg = 0;
     }
 
 }
 
@@ -137,143 +137,154 @@ void  KeyboardConfig::generateText(const QString &s)
 	parent->emitKey( s[i].unicode(), 0, 0, true, false );
 	parent->emitKey( s[i].unicode(), 0, 0, false, false );
     }
     parent->emitKey( 0, Qt::Key_Space, 0, true, false );
     parent->emitKey( 0, Qt::Key_Space, 0, false, false );
     backspaces = 0;
 #endif
 }
 
 
 
 
 /* Keyboard::paintEvent {{{1 */
 void Keyboard::paintEvent(QPaintEvent* e)
 {
     QPainter painter(this);
     painter.setClipRect(e->rect());
     drawKeyboard( painter );
     picks->dc->draw( &painter );
 }
 
 
 /* Keyboard::drawKeyboard {{{1 */
 
 void Keyboard::drawKeyboard(QPainter &p, int row, int col)
 {
 
 
     if (row != -1 && col != -1) { //just redraw one key
 
         int x = 0;
         for (int i = 0; i < col; i++) {
 
             x += keys->width(row, i) * defaultKeyWidth;
         }
         int y = (row - 1) * keyHeight + (usePicks ? picks->height() : 0);
 
         int keyWidth = keys->width(row, col);
 
         p.fillRect(x + 1, y + 1, 
                    keyWidth * defaultKeyWidth - 1, keyHeight - 1, 
                    pressed || keys->pressed(row, col) ? keycolor_pressed : keycolor);
 
         QPixmap *pix = keys->pix(row,col);
 
         ushort c = keys->uni(row, col);
 
         p.setPen(textcolor);
-        if (!pix)
+        if (!pix) {
+            if (shift || lock) 
+                c = keys->shift(c);
+            if (meta) {
+
+                c = keys->meta(c);
+            }
             p.drawText(x, y, 
-               defaultKeyWidth * keyWidth, keyHeight,
-               AlignCenter, ((shift || lock) && keys->shift(c)) ? (QChar)keys->shift(c) : (QChar)c);
+               defaultKeyWidth * keyWidth + 3, keyHeight,
+               AlignCenter, (QChar)c);
+        }
         else
             // center the image in the middle of the key
             p.drawPixmap( x + (defaultKeyWidth * keyWidth - pix->width())/2, 
                           y + (keyHeight - pix->height())/2 + 1, 
                           *pix );
 
         // this fixes the problem that the very right end of the board's vertical line
         // gets painted over, because it's one pixel shorter than all other keys
         p.setPen(keycolor_lines);
         p.drawLine(width() - 1, 0, width() - 1, height());
 
     } else {
 
 
     p.fillRect(0, 0, width(), height(), keycolor);
 
     for (row = 1; row <= 5; row++) {
 
         int x = 0;
         int y = (row - 1) * keyHeight + (usePicks ? picks->height() : 0);
 
         p.setPen(keycolor_lines);
         p.drawLine(x, y, x + width(), y);
 
         for (int col = 0; col < keys->numKeys(row); col++) {
 
             QPixmap *pix = keys->pix(row, col);
             int keyWidth = keys->width(row, col);
 
 
             int keyWidthPix = defaultKeyWidth * keyWidth;
 
             if (keys->pressed(row, col)) 
                 p.fillRect(x+1, y+1, keyWidthPix - 1, 
                            keyHeight - 1, keycolor_pressed);
 
             ushort c = keys->uni(row, col);
 
             if (!pix) {
-                p.setPen(textcolor);
+                if ((shift || lock) && keys->shift(c)) 
+                    c = keys->shift(c);
+                else if (meta && keys->meta(c)) 
+                    c = keys->meta(c);
+
                 p.drawText(x, y, 
-                   keyWidthPix, keyHeight,
-                   AlignCenter, ((shift || lock) && keys->shift(c)) ? (QChar)keys->shift(c) : (QChar)c);
+                   defaultKeyWidth * keyWidth + 3, keyHeight,
+                   AlignCenter, (QChar)c);
             }
             else {
                 // center the image in the middle of the key
                 p.drawPixmap( x + (keyWidthPix - pix->width())/2, 
                               y + (keyHeight - pix->height())/2 + 1, 
                               QPixmap(*pix) );
             }
 
             p.setPen(keycolor_lines);
             p.drawLine(x, y, x, y + keyHeight);
 
             x += keyWidthPix;
         }
 
 
     }
     p.drawLine(0, height() - 1, width(), height() - 1);
     p.drawLine(width() - 1, 0, width() - 1, height());
     }
 
 }
 
 
 /* Keyboard::mousePressEvent {{{1 */
 void Keyboard::mousePressEvent(QMouseEvent *e)
 {
     int row = (e->y() - (usePicks ? picks->height() : 0)) / keyHeight + 1;
     if (row > 5) row = 5;
 
     // figure out the column
     int col = 0; 
     for (int w = 0; e->x() >= w; col++)
         if (col < keys->numKeys(row)) // it segfaults if it trys to read past numKeys
             w += keys->width(row,col) * defaultKeyWidth;
         else break;
 
     if (col <= 0) return;
 
     col --; // rewind one...
 
     qkeycode = keys->qcode(row, col);
     unicode = keys->uni(row, col);
 
     // might need to repaint if two or more of the same keys.
     // should be faster if just paint one key even though multiple keys exist.
     bool need_repaint = FALSE; 
 
     if (unicode == 0) { // either Qt char, or nothing
@@ -299,199 +310,246 @@ void Keyboard::mousePressEvent(QMouseEvent *e)
                configdlg->showMaximized();
                configdlg->show();
                configdlg->raise();
             }
 
         } else if (qkeycode == Qt::Key_Control) {
 
             if (ctrl) {
 
                 *ctrl = 0;
                 ctrl = 0;
 
             } else {
 
                 ctrl = keys->pressedPtr(row, col);
                 need_repaint = TRUE;
                 *ctrl = !keys->pressed(row, col);
 
             }
 
         } else if (qkeycode == Qt::Key_Alt) {
 
             if (alt) {
                 *alt = 0;
                 alt = 0;
 
             } else {
 
                 alt = keys->pressedPtr(row, col);
                 need_repaint = TRUE;
                 *alt = !keys->pressed(row, col);
             }
 
         } else if (qkeycode == Qt::Key_Shift) {
             need_repaint = TRUE;
 
             if (shift) {
                 *shift = 0;
                 shift = 0;
             }
             else {
                 shift = keys->pressedPtr(row, col);
                 *shift = 1;
                 if (lock) {
                     *lock = 0;
                     lock = 0;
                 }
             }
+            if (meta) {
+
+                *meta = 0;
+                meta = 0;
+            }
 
         } else if (qkeycode == Qt::Key_CapsLock) {
             need_repaint = TRUE;
 
             if (lock) {
                 *lock = 0;
                 lock = 0;
             }
             else {
                 lock = keys->pressedPtr(row, col);;
                 *lock = 1;
                 if (shift) {
                     *shift = 0;
                     shift = 0;
                 }
             }
+            if (meta) {
+
+                *meta = 0;
+                meta = 0;
+            }
+
+        } else if (qkeycode == Qt::Key_Meta) {
+            need_repaint = TRUE;
+
+            if (meta) {
+                *meta = 0;
+                meta = 0;
+
+            } else {
+
+                meta = keys->pressedPtr(row, col);
+                need_repaint = TRUE;
+                *meta = !keys->pressed(row, col);
+            }
+
+            if (shift) {
+
+                *shift = 0;
+                shift = 0;
+
+            }
+            if (lock) {
+
+                *lock = 0;
+                lock = 0;
+
+            }
 
+            // dont need to emit this key... acts same as alt
+            qkeycode = 0;
         }
 
     }
     else { // normal char
         if ((shift || lock) && keys->shift(unicode)) {
             unicode = keys->shift(unicode);
         }
+        if (meta && keys->meta(unicode)) {
+            unicode = keys->meta(unicode);
+        }
     }
 
     // korean parsing
     if (keys->lang == "ko") {
 
         unicode = parseKoreanInput(unicode);
     }
 
     modifiers = (ctrl ? Qt::ControlButton : 0) | (alt ? Qt::AltButton : 0);
 
     if ('A' <= unicode && unicode <= 'z' && modifiers) {
 
         qkeycode = QChar(unicode).upper();
         unicode = qkeycode - '@';
     }
 
     QWSServer::sendKeyEvent(unicode, qkeycode, modifiers, true, false); 
 
     // pickboard stuff
     if (usePicks) {
 
         KeyboardConfig *dc = picks->dc;
     
         if (dc) {
             if (qkeycode == Qt::Key_Backspace) {
                 dc->input.remove(dc->input.last()); // remove last input
                 dc->decBackspaces();
             } else if ( qkeycode == Qt::Key_Return || QChar(unicode).isPunct() || QChar(unicode).isSpace() || unicode == 0) {
                 dc->input.clear();
                 dc->resetBackspaces();
             } else {
                 dc->add(QString(QChar(unicode)));
                 dc->incBackspaces();
             }
         }
         picks->repaint();
     }
 
 
     // painting
     pressed = TRUE;
 
     pressedKeyRow = row;
     pressedKeyCol = col;
 
     if (need_repaint) repaint(FALSE);
     else { // just paint the one key pressed
 
 
 
         QPainter p(this);
         drawKeyboard(p, row, col);
 
     }
 
     if (useRepeat) repeatTimer->start( 800 );
     //pressTid = startTimer(80);
 
 }
 
 
 /* Keyboard::mouseReleaseEvent {{{1 */
 void Keyboard::mouseReleaseEvent(QMouseEvent*)
 {
     pressed = FALSE;
     //if ( pressTid == 0 )
 #if defined(Q_WS_QWS) || defined(_WS_QWS_)
     if ( unicode != -1 ) {
 	emit key( unicode, qkeycode, modifiers, false, false );
 	repeatTimer->stop();
     }
 #endif
     if (shift && unicode != 0) {
 
 
         *shift = 0; // unpress shift key
         shift = 0;  // reset the shift pointer
         repaint(FALSE);
 
+    } else if (meta && unicode != 0) {
+
+        *meta = 0;
+        meta = 0;
+        repaint(FALSE);
     }
     else 
 
     clearHighlight();
 }
 
 /* Keyboard::timerEvent {{{1 */
 
 /* dont know what this does, but i think it is here so that if your screen
  * sticks (like on an ipaq) then it will stop repeating if you click another
  * key... but who knows what anything does in this thing anyway?
 
  void Keyboard::timerEvent(QTimerEvent* e)
 {
     if ( e->timerId() == pressTid ) {
 	killTimer(pressTid);
 	pressTid = 0;
 	if ( !pressed )
         cout << "calling clearHighlight from timerEvent\n";
 	    //clearHighlight();
     }
 }
 */
 
 void Keyboard::repeat()
 {
 
   repeatTimer->start( 200 );
   emit key( unicode, qkeycode, modifiers, true, true );
 }
 
 void Keyboard::clearHighlight()
 {
     if ( pressedKeyRow >= 0 && pressedKeyCol >= 0) {
 	    int tmpRow = pressedKeyRow;
         int tmpCol = pressedKeyCol;
 
 	    pressedKeyRow = -1;
 	    pressedKeyCol = -1;
 
 	    QPainter p(this);
 	    drawKeyboard(p, tmpRow, tmpCol);
     }
 }
 
 
 /* Keyboard::sizeHint {{{1 */
 QSize Keyboard::sizeHint() const
@@ -1001,96 +1059,109 @@ void Keys::setKeysFromFile(const char * filename) {
 
                 // erase blank space
                 while (buf.contains(QRegExp("^\\s*$")) && buf) buf = t.readLine();
 
                 while (buf.contains(QRegExp("^\\s*\".*\""))) {
 
                     QString xpmBuf = buf.stripWhiteSpace();
 
                     xpm[xpmLineCount] = new char [xpmBuf.length()];
 
                     int j = 0;
                     for (ushort i = 0; i < xpmBuf.length(); i++) {
                         if (xpmBuf[i].latin1() != '"') {
 
                             ((char *)xpm[xpmLineCount])[j] = xpmBuf.at(i).latin1();
                             j++;
                         }
 
                     }
                     // have to close that facker up
                     ((char *)xpm[xpmLineCount])[j] = '\0';
 
                     xpmLineCount++;
                     buf = t.readLine();
                 }
                 if (xpmLineCount) {
 
                     xpm2pix = new QPixmap((const char **)xpm);
                     for (int i = 0; i < xpmLineCount; i++) 
 
                         delete [] (xpm[i]);
 
                 }
                 setKey(row, qcode, unicode, width, xpm2pix);
             }
 
             // shift map
             else if (buf.contains(QRegExp("^[0-9a-fx]+\\s+[0-9a-fx]+\\s*$", FALSE, FALSE))) {
 
                 QTextStream tmp (buf, IO_ReadOnly);
                 ushort lower, shift;
                 tmp >> lower >> shift;
 
                 shiftMap.insert(lower, shift);
 
                 buf = t.readLine();
             }
 
+            // meta key map
+            else if (buf.contains(QRegExp("^\\s*m\\s+[0-9a-fx]+\\s+[0-9a-fx]+\\s*$", FALSE, FALSE))) {
+
+                QTextStream tmp (buf, IO_ReadOnly);
+                ushort lower, shift;
+                QChar m;
+                tmp >> m >> lower >> shift;
+
+                metaMap.insert(lower, shift);
+
+                buf = t.readLine();
+            }
+
             // other variables like lang & title
             else if (buf.contains(QRegExp("^\\s*[a-zA-Z]+\\s*=\\s*[a-zA-Z0-9/]+\\s*$", FALSE, FALSE))) {
 
                 QTextStream tmp (buf, IO_ReadOnly);
                 QString name, equals, value;
 
                 tmp >> name >> equals >> value;
 
                 if (name == "lang") {
 
                     lang = value;
 
                 } 
 
                 buf = t.readLine();
             }
             // comments
             else if (buf.contains(QRegExp("^\\s*#"))) {
 
                 buf = t.readLine();
 
             } else { // blank line, or garbage
 
                 buf = t.readLine();
 
             }
 
         }
         f.close();
     }
 
 }
 
 // Keys::setKey {{{2
 void Keys::setKey(const int row, const int qcode, const ushort unicode, 
                     const int width, QPixmap *pix) {
 
     Key * key;
     key = new Key; 
     key->qcode = qcode;
     key->unicode = unicode;
     key->width = width;
 
     // share key->pressed between same keys
     bool found = 0;
     for (int i = 1; i <= 5; i++) {
         for (unsigned int j = 0; j < keys[i].count(); j++)
             if (keys[i].at(j)->qcode == qcode && keys[i].at(j)->unicode == unicode) {
@@ -1124,52 +1195,63 @@ Keys::~Keys() {
 // Keys:: other functions {{{2
 int Keys::width(const int row, const int col) {
     
     return keys[row].at(col)->width;
 
 }
 ushort Keys::uni(const int row, const int col) {
 
     return keys[row].at(col)->unicode;
 
 }
 
 int Keys::qcode(const int row, const int col) {
 
     return keys[row].at(col)->qcode;
 }
 
 QPixmap *Keys::pix(const int row, const int col) {
 
     return keys[row].at(col)->pix;
 
 }
 bool Keys::pressed(const int row, const int col) {
 
     return *(keys[row].at(col)->pressed);
 }
 
 int Keys::numKeys(const int row) {
 
     return keys[row].count();
 }
 
 void Keys::setPressed(const int row, const int col, const bool pressed) {
 
     *(keys[row].at(col)->pressed) = pressed;
 }
 
 ushort Keys::shift(const ushort uni) {
 
     if (shiftMap[uni]) {
 
         return shiftMap[uni];
     }
     else 
         return 0;
 
 }
 
+ushort Keys::meta(const ushort uni) {
+
+    if (metaMap[uni]) {
+
+        return metaMap[uni];
+    }
+    else 
+        return 0;
+
+}
+
 bool *Keys::pressedPtr(const int row, const int col) {
 
     return keys[row].at(col)->pressed;
 }
diff --git a/inputmethods/multikey/keyboard.h b/inputmethods/multikey/keyboard.h
index dc50e55..b692975 100644
--- a/inputmethods/multikey/keyboard.h
+++ b/inputmethods/multikey/keyboard.h
@@ -17,154 +17,157 @@
 ** not clear to you.
 **
 **********************************************************************/
 #include <qframe.h>
 #include <qmap.h>
 #include "../pickboard/pickboardcfg.h"
 #include "../pickboard/pickboardpicks.h"
 #include "configdlg.h"
 
 class QTimer;
 
 class KeyboardConfig : public DictFilterConfig
 {
 public:
     KeyboardConfig(PickboardPicks* p) : DictFilterConfig(p), backspaces(0) { nrows = 1; }
     virtual void generateText(const QString &s);
     void decBackspaces() { if (backspaces) backspaces--; }
     void incBackspaces() { backspaces++; }
     void resetBackspaces() { backspaces = 0; }
 private:
     int backspaces;
 };
 
 
 class KeyboardPicks : public PickboardPicks
 {
     Q_OBJECT
 public:
     KeyboardPicks(QWidget* parent=0, const char* name=0, WFlags f=0)
 	: PickboardPicks(parent, name, f) { }
     void initialise();
     virtual QSize sizeHint() const;
     KeyboardConfig *dc;
 };
 
 
 class Keys {
 public:
 
     Keys();
     Keys(const char * filename);
     ~Keys();
     ushort  uni(const int row, const int col);
     int     qcode(const int row, const int col);
     int     width(const int row, const int col);
     bool    pressed(const int row, const int col);
     bool    *pressedPtr(const int row, const int col);
     ushort  shift(const ushort);
+    ushort  meta(const ushort);
     QPixmap *pix(const int row, const int col);
     int     numKeys(const int row);
     void    setKeysFromFile(const char *filename);
     void    setKey(const int row, const int qcode, const ushort unicode, 
                     const int width, QPixmap *pix);
     void    setPressed(const int row, const int col, const bool pressed);
     QString lang;
     QString label;
 
 private:
 
     typedef struct Key {
 	    int qcode; // are qt key codes just unicode values?
 	    ushort unicode;
 	    int width;  // not pixels but relative key width. normal key is 2
 
         // only needed for keys like ctrl that can have multiple keys pressed at once
         bool *pressed; 
 	    QPixmap *pix;
     };
 
     QList<Key> keys[6];
     QMap<ushort,ushort> shiftMap;
+    QMap<ushort,ushort> metaMap;
 
 };
 
 class Keyboard : public QFrame
 {
     Q_OBJECT
 public:
     Keyboard( QWidget* parent=0, const char* name=0, WFlags f=0 );
     ~Keyboard();
 
     void resetState();
 
     void mousePressEvent(QMouseEvent*);
     void mouseReleaseEvent(QMouseEvent*);
     void resizeEvent(QResizeEvent*);
     void paintEvent(QPaintEvent* e);
     //void timerEvent(QTimerEvent* e);
     void drawKeyboard( QPainter &p, int row = -1, int col = -1);
 
     QSize sizeHint() const;
 
 signals:
     void key( ushort scancode, ushort unicode, ushort modifiers, bool, bool );
 
 private slots:
     void repeat();
     void togglePickboard(bool on_off);
     void toggleRepeat(bool on_off);
     void setMapToDefault();
     void setMapToFile(QString map);
 
     // used to redraw keyboard after edited colors
     void reloadKeyboard();
     
 private:
     int getKey( int &w, int j = -1 );
     void clearHighlight();
 
     bool *shift;
     bool *lock;
     bool *ctrl;
     bool *alt;
+    bool *meta;
     uint useLargeKeys:1;
     uint usePicks:1;
     uint useRepeat:1;
     
     int pressedKeyRow;
     int pressedKeyCol;
 
     KeyboardPicks *picks;
 
     int keyHeight;
     int defaultKeyWidth;
     int xoffs;
 
     int unicode;
     int qkeycode;
     int modifiers;
 
     int pressTid;
     bool pressed;
 
     Keys *keys;
 
     /* for korean input */
     ushort schar, mchar, echar;
     ushort parseKoreanInput(ushort c);
     ushort combineKoreanChars(const ushort s, const ushort m, const ushort e);
     ushort constoe(const ushort c);
 
     QTimer *repeatTimer;
 
     /* colors */
     void loadKeyboardColors();
     QColor keycolor;
     QColor keycolor_pressed;
     QColor keycolor_lines;
     QColor textcolor;
 
     ConfigDlg *configdlg;
 };