objcmd.h

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#ifndef objcmd_h
#define objcmd_h

#include <OS/string.h>
#include <InterViews/observe.h>
#if HAVE_IV
#include <InterViews/action.h>
#include "rubband.h"
#endif

struct Object;

// command to be executed within scope of object.

class HocCommand : public Observer{
public:
    HocCommand(const char*);
    HocCommand(const char*, Object*);
    HocCommand(Object* paction); // Python method call or tuple with args
    virtual ~HocCommand();
    int execute(bool notify = true);
    int execute(const char*, bool notify = true);
    int exec_strret(char* buf, int size, bool notify = true); // for python callback returning a string
    const char* name();
    virtual void update(Observable*);
    virtual void audit();
    virtual void help();
    double func_call(int narg, int* perr = NULL); //perr used only by pyobject
    Object* object() { return obj_; }
    Object* pyobject() { return po_; }
private:
    void init(const char*, Object*);
private:
    Object* obj_;
    CopyString* s_;
    Object* po_;
};

#if HAVE_IV
class HocCommandAction : public Action {
public:
    HocCommandAction(HocCommand*);
    virtual ~HocCommandAction();
    virtual void execute();
private:
    HocCommand* hc_;
};

class HocCommandTool : public Rubberband {
public:
    HocCommandTool(HocCommand*);
    virtual ~HocCommandTool();
    virtual bool event(Event&);
    HocCommand* hc_;
};
#endif

#endif