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tdenetwork/ksirc/puke/controller.h

213 lines
4.5 KiB

/*
* Main controller for:
*
* PUKE = Perl gUi Kontrol Environment
*
*/
#ifndef PUKE_CONTROLLER_H
#define PUKE_CONTROLLER_H
#include <tqobject.h>
#include <tqsocketnotifier.h>
#include <tqstring.h>
#include <tqdict.h>
#include <tqintdict.h>
#include <tqstrlist.h>
#include "pmessage.h"
#include "pobject.h"
#include "pwidget.h"
#include "commands.h"
class PukeController;
class KLibrary;
typedef struct {
TQString server;
bool writeable;
TQSocketNotifier *sr,*sw;
} fdStatus;
struct commandStruct {
void (PukeController::*cmd)(int, PukeMessage*);
KLibrary *library;
};
typedef struct {
PObject *pwidget; // The widget
int type; // The type so casting is "safer"
} WidgetS; // WidgetStruct
typedef struct {
PObject *(*wc)(CreateArgs &ca);
KLibrary *library;
} widgetCreate;
class errorNoSuchWidget {
public:
errorNoSuchWidget(widgetId &_wi)
{
wi = _wi;
}
widgetId &widgetIden() {
return wi;
}
private:
widgetId wi;
};
class errorCommandFailed {
public:
errorCommandFailed(int _command, int _iarg){
__command = _command;
__iarg = _iarg;
}
int command() { return __command; }
int iarg() { return __iarg; }
private:
int __command, __iarg;
};
#define INVALID_DEL_NO_CONTROL 100
#define INVALID_DEL_NO_SUCH_CONNECTION 101
#define INVALID_DEL_NO_SUCH_WIDGET 102
class PukeController : public PObject
{
TQ_OBJECT
public:
PukeController(TQString socket = "", TQObject *parent=0, const char *name=0);
virtual ~PukeController();
bool running;
/**
* Verifies the widgetId exists and is a valid widget.
* True is valid, false if invalid.
*/
bool checkWidgetId(widgetId *pwI);
/**
* id2pobject takes a window id and returns the reuired object
* it throw an errorNoSuchWidget on failures
*/
PObject *id2pobject(int fd, int iWinId);
PObject *id2pobject(widgetId *pwi);
/**
* Return a PWidget if it's a widget, throws an exception if not found
*/
PWidget *id2pwidget(widgetId *pwi);
TQStrList allObjects();
signals:
void PukeMessages(TQString server, int command, TQString args);
void inserted(TQObject *);
public slots:
void ServMessage(TQString, int, TQString);
protected slots:
void Traffic(int);
void Writeable(int);
void NewConnect(int);
void slotInserted(TQObject *obj);
/**
* When we delete a widget, this removes it from our internal
* list of widgets. We never remove a widget ourselfs, we call delete
* and this function removes it.
*/
void pobjectDestroyed();
/**
* Fd to write to
* PukeMessage message to be written, if null buffer is flushed.
*/
void writeBuffer(int fd, PukeMessage *message);
private:
TQString qsPukeSocket;
int iListenFd;
bool bClosing; // Set true if we are closing, we don't try and close twice at the same time.
TQSocketNotifier *qsnListen;
TQIntDict<fdStatus> qidConnectFd;
/**
* Controller ID is defined as 1
*/
enum { ControllerWinId = PUKE_CONTROLLER };
// List of widgets and the fle descriptors they belong too
TQIntDict<TQIntDict<WidgetS> > WidgetList;
// I use a char * key that's the %p (hex address) of the pwidget
TQDict<widgetId> revWidgetList;
enum { keySize = 10 };
// Funtions used to create new widget
TQIntDict<widgetCreate> widgetCF; // widgetCreatingFuntion List
TQIntDict<commandStruct> qidCommandTable;
void initHdlr();
void closefd(int fd);
void MessageDispatch(int fd, PukeMessage *pm);
/**
* WinId comes from a static unsigned int we increment for each new window
*/
static uint uiBaseWinId;
/**
* Create new Widget, returns new iWinId for it.
* Takes server fd and parent winid, and type as arguments
*/
widgetId createWidget(widgetId wI, PukeMessage *pm);
/**
* Used to process messages going to controller, winId #1
*
*/
void messageHandler(int fd, PukeMessage *pm);
/**
* NOT APPLICAABLE
*/
void setWidget(TQObject *) { }
/**
* NOT APPLICAABLE
*/
virtual TQObject *widget() { return 0x0; }
/**
* Inserts a PObject into our internal list
*/
void insertPObject(int fd, int iWinId, WidgetS *obj);
/**
* Closes a widget, checking for sanity
*/
// void closeWidget(widgetId wI);
// Message handlers
void hdlrPukeSetup(int fd, PukeMessage *pm);
void hdlrPukeInvalid(int fd, PukeMessage *pm);
void hdlrPukeEcho(int fd, PukeMessage *pm);
void hdlrPukeDumpTree(int fd, PukeMessage *pm);
void hdlrPukeFetchWidget(int fd, PukeMessage *pm);
void hdlrPukeDeleteWidget(int fd, PukeMessage *pm);
};
#endif