Dogcows Code - chaz/openbox/blob - otk/widget.hh

   1 // -*- mode: C++; indent-tabs-mode: nil; c-basic-offset: 2; -*-
   2 #ifndef __widget_hh
   3 #define __widget_hh
   4
   5 #include "rect.hh"
   6 #include "point.hh"
   7 #include "texture.hh"
   8 #include "style.hh"
   9 #include "eventdispatcher.hh"
  10 #include "display.hh"
  11
  12 extern "C" {
  13 #include <assert.h>
  14 }
  15
  16 #include <string>
  17 #include <list>
  18
  19 namespace otk {
  20
  21 class Widget : public EventHandler {
  22
  23 public:
  24
  25   enum Direction { Horizontal, Vertical };
  26
  27   typedef std::list<Widget *> WidgetList;
  28
  29   Widget(Widget *parent, Direction = Horizontal);
  30   Widget(EventDispatcher *event_dispatcher, Style *style,
  31          Direction direction = Horizontal, Cursor cursor = 0,
  32          int bevel_width = 1, bool override_redirect = false);
  33
  34   virtual ~Widget();
  35
  36   virtual void update(void);
  37
  38   void exposeHandler(const XExposeEvent &e);
  39   void configureHandler(const XConfigureEvent &e);
  40
  41   inline Window window(void) const { return _window; }
  42   inline const Widget *parent(void) const { return _parent; }
  43   inline const WidgetList &children(void) const { return _children; }
  44   inline unsigned int screen(void) const { return _screen; }
  45   inline const Rect &rect(void) const { return _rect; }
  46
  47   void move(const Point &to);
  48   void move(int x, int y);
  49
  50   virtual void setWidth(int);
  51   virtual void setHeight(int);
  52
  53   virtual int width() const { return _rect.width(); }
  54   virtual int height() const { return _rect.height(); }
  55
  56   virtual void resize(const Point &to);
  57   virtual void resize(int x, int y);
  58
  59   virtual void setGeometry(const Rect &new_geom);
  60   virtual void setGeometry(const Point &topleft, int width, int height);
  61   virtual void setGeometry(int x, int y, int width, int height);
  62
  63   inline bool isVisible(void) const { return _visible; };
  64   virtual void show(bool recursive = false);
  65   virtual void hide(bool recursive = false);
  66
  67   inline bool isFocused(void) const { return _focused; };
  68   virtual void focus(void);
  69   virtual void unfocus(void);
  70
  71   inline bool hasGrabbedMouse(void) const { return _grabbed_mouse; }
  72   bool grabMouse(void);
  73   void ungrabMouse(void);
  74
  75   inline bool hasGrabbedKeyboard(void) const { return _grabbed_keyboard; }
  76   bool grabKeyboard(void);
  77   void ungrabKeyboard(void);
  78
  79   inline Texture *texture(void) const { return _texture; }
  80   virtual void setTexture(Texture *texture)
  81     { _texture = texture; _dirty = true; }
  82
  83   inline const Color *borderColor(void) const { return _bcolor; }
  84   virtual void setBorderColor(const Color *color) {
  85     assert(color); _bcolor = color;
  86     XSetWindowBorder(**display, _window, color->pixel());
  87   }
  88
  89   inline int borderWidth(void) const { return _bwidth; }
  90   void setBorderWidth(int width) {
  91     _bwidth = width;
  92     XSetWindowBorderWidth(**display, _window, width);
  93   }
  94
  95   virtual void addChild(Widget *child, bool front = false);
  96   virtual void removeChild(Widget *child);
  97
  98   inline bool isStretchableHorz(void) const { return _stretchable_horz; }
  99   void setStretchableHorz(bool s_horz = true) { _stretchable_horz = s_horz; }
 100
 101   inline bool isStretchableVert(void) const { return _stretchable_vert; }
 102   void setStretchableVert(bool s_vert = true)  { _stretchable_vert = s_vert; }
 103
 104   inline Cursor cursor(void) const { return _cursor; }
 105   void setCursor(Cursor cursor) {
 106     _cursor = cursor;
 107     XDefineCursor(**display, _window, _cursor);
 108   }
 109
 110   inline int bevelWidth(void) const { return _bevel_width; }
 111   void setBevelWidth(int bevel_width)
 112     { assert(bevel_width > 0); _bevel_width = bevel_width; }
 113
 114   inline Direction direction(void) const { return _direction; }
 115   void setDirection(Direction dir) { _direction = dir; }
 116
 117   inline Style *style(void) const { return _style; }
 118   virtual void setStyle(Style *style);
 119
 120   inline EventDispatcher *eventDispatcher(void)
 121     { return _event_dispatcher; }
 122   void setEventDispatcher(EventDispatcher *disp);
 123
 124 protected:
 125
 126   bool _dirty;
 127   bool _focused;
 128
 129   virtual void adjust(void);
 130   virtual void create(bool override_redirect = false);
 131   virtual void adjustHorz(void);
 132   virtual void adjustVert(void);
 133   virtual void internalResize(int width, int height);
 134   virtual void render(void);
 135
 136   Window _window;
 137
 138   Widget *_parent;
 139   WidgetList _children;
 140
 141   Style *_style;
 142   Direction _direction;
 143   Cursor _cursor;
 144   int _bevel_width;
 145   int _ignore_config;
 146
 147   bool _visible;
 148
 149   bool _grabbed_mouse;
 150   bool _grabbed_keyboard;
 151
 152   bool _stretchable_vert;
 153   bool _stretchable_horz;
 154
 155   Texture *_texture;
 156   Pixmap _bg_pixmap;
 157   unsigned int _bg_pixel;
 158
 159   const Color *_bcolor;
 160   unsigned int _bwidth;
 161
 162   Rect _rect;
 163   unsigned int _screen;
 164
 165   bool _fixed_width;
 166   bool _fixed_height;
 167
 168   EventDispatcher *_event_dispatcher;
 169 };
 170
 171 }
 172
 173 #endif // __widget_hh