kbstateapplet/kbstate.h

   1 /*
   2  *  Copyright (c) 2004 Gunnar Schmi Dt <gunnar@schmi-dt.de>
   3  *
   4  *  This program is free software; you can redistribute it and/or modify
   5  *  it under the terms of the GNU General Public License as published by
   6  *  the Free Software Foundation; either version 2 of the License, or
   7  *  (at your option) any later version.
   8  *
   9  *  This program is distributed in the hope that it will be useful,
  10  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12  *  GNU General Public License for more details.
  13  *
  14  *  You should have received a copy of the GNU General Public License
  15  *  along with this program; if not, write to the Free Software
  16  */
  17
  18 #ifndef __kbstate_h__
  19 #define __kbstate_h__
  20
  21 #include <plasma/kpanelapplet.h>
  22 #include <QPushButton>
  23 #include <q3ptrlist.h>
  24 #include <QTimer>
  25 //Added by qt3to4:
  26 #include <QPixmap>
  27 #include <QMouseEvent>
  28 #include <QLabel>
  29 #include <QTimerEvent>
  30 #include <QGridLayout>
  31 #include <QResizeEvent>
  32
  33 extern "C"
  34 {
  35 #include <X11/Xlib.h>
  36 #include <X11/XKBlib.h>
  37 }
  38
  39 class QLabel;
  40 class QGridLayout;
  41 class KMenu;
  42
  43 class StatusIcon : public QPushButton {
  44    Q_OBJECT
  45 public:
  46    StatusIcon (const QString &text, QWidget *parent, const char *name=0);
  47    ~StatusIcon ();
  48
  49    QSize minimumSizeHint () const;
  50 };
  51 typedef Q3PtrList<StatusIcon> IconList;
  52
  53 class TimeoutIcon : public StatusIcon {
  54    Q_OBJECT
  55 public:
  56    TimeoutIcon (KInstance *instance, const QString &text,
  57                                          const QString &featurename,
  58                                          QWidget *parent, const char *name=0);
  59    ~TimeoutIcon ();
  60
  61    void update ();
  62    void setGlyth (const QString &glyth);
  63    void setImage (const QString &name, int timeout = 0);
  64
  65    void drawButton (QPainter *p);
  66
  67 private:
  68    QString glyth;
  69         QString iconname;
  70         QString featurename;
  71    QPixmap pixmap;
  72    QPixmap image;
  73    QTimer timer;
  74    KInstance *instance;
  75
  76 private slots:
  77    void timeout ();
  78 };
  79
  80 class KeyIcon : public StatusIcon {
  81    Q_OBJECT
  82 public:
  83    KeyIcon (int keyId, KInstance *instance,
  84             QWidget *parent, const char *name=0);
  85    ~KeyIcon ();
  86    void setState (bool latched, bool locked);
  87    void drawButton (QPainter *p);
  88    void updateImages ();
  89
  90 signals:
  91    void stateChangeRequest (KeyIcon *source, bool latched, bool locked);
  92
  93 protected:
  94    void resizeEvent(QResizeEvent*);
  95
  96 private slots:
  97    void clickedSlot();
  98
  99 private:
 100    QPixmap locked;
 101    QPixmap latched;
 102    QPixmap unlatched;
 103    bool    isLatched;
 104    bool    isLocked;
 105    bool    tristate;
 106    int     keyId;
 107    KInstance *instance;
 108 };
 109
 110 class MouseIcon : public StatusIcon {
 111         Q_OBJECT
 112         public:
 113                 MouseIcon (KInstance *instance, QWidget *parent, const char *name=0);
 114                 ~MouseIcon ();
 115                 void setState (int state);
 116                 void setActiveKey (int activekey);
 117                 void drawButton (QPainter *p);
 118                 void updateImages ();
 119
 120         protected:
 121                 void resizeEvent(QResizeEvent*);
 122
 123         private:
 124                 QPixmap mouse;
 125                 QPixmap leftSelected;
 126                 QPixmap middleSelected;
 127                 QPixmap rightSelected;
 128                 QPixmap leftDot;
 129                 QPixmap middleDot;
 130                 QPixmap rightDot;
 131                 QPixmap leftDotSelected;
 132                 QPixmap middleDotSelected;
 133                 QPixmap rightDotSelected;
 134                 int state, activekey;
 135                 KInstance *instance;
 136 };
 137
 138 class KbStateApplet : public KPanelApplet {
 139    Q_OBJECT
 140
 141 public:
 142    KbStateApplet(const QString& configFile, Plasma::Type t = Plasma::Normal, int actions = 0,
 143               QWidget *parent = 0, const char *name = 0);
 144    ~KbStateApplet();
 145
 146    int widthForHeight(int height) const;
 147    int heightForWidth(int width) const;
 148
 149 protected:
 150     void mousePressEvent(QMouseEvent *e);
 151     void timerEvent(QTimerEvent*);
 152     void resizeEvent(QResizeEvent*);
 153     bool x11Event (XEvent *);
 154
 155 public slots:
 156    void about();
 157    void configureAccessX();
 158    void configureMouse();
 159    void configureKeyboard();
 160    void toggleModifier ();
 161    void toggleLockkeys ();
 162         void toggleMouse ();
 163         void toggleAccessX ();
 164         void paletteChanged();
 165
 166         void toggleFillSpace ();
 167
 168 private slots:
 169         void setIconDim (int size);
 170    void stateChangeRequest (KeyIcon *source, bool latched, bool locked);
 171
 172 private:
 173    void loadConfig();
 174    void saveConfig();
 175    void layout();
 176
 177    int xkb_base_event_type;
 178
 179    KeyIcon *(icons[8]);
 180    IconList modifiers;
 181    IconList lockkeys;
 182         TimeoutIcon *sticky;
 183         TimeoutIcon *slow;
 184         TimeoutIcon *bounce;
 185    MouseIcon *mouse;
 186
 187         int state;
 188         unsigned int accessxFeatures;
 189    int size;
 190
 191    void initMasks();
 192
 193    void buildPopupMenu();
 194    void updateMenu();
 195    KMenu *popup;
 196    KMenu *sizePopup;
 197    KMenu *showPopup;
 198         int modifierItem, lockkeysItem, mouseItem, accessxItem;
 199         int fillSpaceItem;
 200         bool showModifiers, showLockkeys, showMouse, showAccessX;
 201         bool fillSpace;
 202
 203         KInstance *instance;
 204         XkbDescPtr xkb;
 205 };
 206
 207 #endif // __kbstate_h__