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// BaseDisplay.hh for Fluxbox Window Manager
// Copyright (c) 2001 - 2002 Henrik Kinnunen (fluxgen@linuxmail.org)
//
// BaseDisplay.hh for Blackbox - an X11 Window manager
// Copyright (c) 1997 - 2000 Brad Hughes (bhughes@tcac.net)
//
// Permission is hereby granted, free of charge, to any person obtaining a
// copy of this software and associated documentation files (the "Software"),
// to deal in the Software without restriction, including without limitation
// the rights to use, copy, modify, merge, publish, distribute, sublicense,
// and/or sell copies of the Software, and to permit persons to whom the
// Software is furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
// THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
// DEALINGS IN THE SOFTWARE.
// $Id: BaseDisplay.hh,v 1.27 2002/08/30 12:58:08 fluxgen Exp $
#ifndef BASEDISPLAY_HH
#define BASEDISPLAY_HH
#include "NotCopyable.hh"
#include "EventHandler.hh"
#include <X11/Xlib.h>
#ifdef XINERAMA
extern "C" {
#include <X11/extensions/Xinerama.h>
}
#endif // XINERAMA
#include <list>
#include <vector>
// forward declaration
class ScreenInfo;
#define PropBlackboxHintsElements (5)
#define PropBlackboxAttributesElements (8)
/// obsolete
void bexec(const char *command, char *displaystring);
/**
Singleton class to manage display connection
*/
class BaseDisplay:private NotCopyable, FbTk::EventHandler<XEvent>
{
public:
BaseDisplay(const char *app_name, const char *display_name = 0);
virtual ~BaseDisplay();
static BaseDisplay *instance();
/**
obsolete
@see FluxboxWindow
*/
enum Attrib {
ATTRIB_SHADED = 0x01,
ATTRIB_MAXHORIZ = 0x02,
ATTRIB_MAXVERT = 0x04,
ATTRIB_OMNIPRESENT = 0x08,
ATTRIB_WORKSPACE = 0x10,
ATTRIB_STACK = 0x20,
ATTRIB_DECORATION = 0x40
};
typedef struct _blackbox_hints {
unsigned long flags, attrib, workspace, stack;
int decoration;
} BlackboxHints;
typedef struct _blackbox_attributes {
unsigned long flags, attrib, workspace, stack;
int premax_x, premax_y;
unsigned int premax_w, premax_h;
} BlackboxAttributes;
inline ScreenInfo *getScreenInfo(int s) { return screenInfoList[s]; }
inline bool hasShapeExtensions() const { return shape.extensions; }
inline bool doShutdown() const { return m_shutdown; }
inline bool isStartup() const { return m_startup; }
static Display *getXDisplay() { return s_display; }
inline const char *getXDisplayName() const { return m_display_name; }
inline const char *getApplicationName() const { return m_app_name; }
inline int getNumberOfScreens() const { return number_of_screens; }
inline int getShapeEventBase() const { return shape.event_basep; }
inline void shutdown() { m_shutdown = true; }
inline void run() { m_startup = m_shutdown = false; }
bool validateWindow(Window);
void grab();
void ungrab();
void eventLoop();
class GrabGuard:private NotCopyable
{
public:
GrabGuard(BaseDisplay &bd):m_bd(bd) { }
~GrabGuard() { m_bd.ungrab(); }
inline void grab() { m_bd.grab(); }
inline void ungrab() { m_bd.ungrab(); }
private:
BaseDisplay &m_bd;
};
private:
struct shape {
Bool extensions;
int event_basep, error_basep;
} shape;
bool m_startup, m_shutdown;
static Display *s_display;
typedef std::vector<ScreenInfo *> ScreenInfoList;
ScreenInfoList screenInfoList;
const char *m_display_name, *m_app_name;
int number_of_screens, m_server_grabs;
static BaseDisplay *s_singleton;
};
class ScreenInfo {
public:
ScreenInfo(BaseDisplay *bdisp, int screen_num);
~ScreenInfo();
inline BaseDisplay *getBaseDisplay() { return basedisplay; }
inline Visual *getVisual() { return visual; }
inline const Window &getRootWindow() const { return root_window; }
inline const Colormap &colormap() const { return m_colormap; }
inline int getDepth() const { return depth; }
inline int getScreenNumber() const { return screen_number; }
inline unsigned int getWidth() const { return width; }
inline unsigned int getHeight() const { return height; }
#ifdef XINERAMA
inline bool hasXinerama() const { return m_hasXinerama; }
inline int getNumHeads() const { return xineramaNumHeads; }
unsigned int getHead(int x, int y) const;
unsigned int getCurrHead() const;
unsigned int getHeadWidth(unsigned int head) const;
unsigned int getHeadHeight(unsigned int head) const;
int getHeadX(unsigned int head) const;
int getHeadY(unsigned int head) const;
#endif // XINERAMA
private:
BaseDisplay *basedisplay;
Visual *visual;
Window root_window;
Colormap m_colormap;
int depth, screen_number;
unsigned int width, height;
#ifdef XINERAMA
bool m_hasXinerama;
int xineramaMajor, xineramaMinor, xineramaNumHeads, xineramaLastHead;
XineramaScreenInfo *xineramaInfos;
#endif // XINERAMA
};
#endif // BASEDISPLAY_HH
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