hk_form.h

// ****************************************************************************
// copyright (c) 2000-2004 Horst Knorr <hk_classes@knoda.org>  
// This file is part of the hk_classes library.
// This file may be distributed and/or modified under the terms of the
// GNU Library Public License version 2 as published by the Free Software
// Foundation and appearing in the file COPYING included in the
// packaging of this file.
// This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
// WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
// ****************************************************************************
#ifndef HK_FORM_H
#define HK_FORM_H
#include "hk_presentation.h"
using namespace std;

class hk_dslineedit;
class hk_dsgrid;
class hk_dsboolean;
class hk_dsrowselector;
class hk_dscombobox;
class hk_dsmemo;
class hk_button;
class hk_label;
class hk_formprivate;
class hk_subform;
class hk_form:public hk_presentation
{
    friend class hk_dsvisible;
    friend class hk_visible;

    public:

        hk_form(void);
        virtual ~hk_form(void);
        hk_dsgrid*      new_grid(void);
        hk_dslineedit*      new_lineedit(void);
        hk_dsboolean*       new_bool(void);
        hk_dscombobox*      new_combobox(void);
        hk_button*      new_button(void);
        hk_dsrowselector*   new_rowselector(void);
        hk_dsmemo*      new_memo(void);
        hk_label*       new_label(void);

        hk_subform*     new_subform(void);

        bool            save_form(const hk_string& name="",bool ask=true);
        void            load_form(const hk_string& name="");
        virtual void            savedata(ostream& s);
        virtual void            loaddata(const hk_string& definition);

        virtual void            set_designsize(unsigned int width, unsigned int height,bool registerchange=true);
        hk_visible* get_visible(long nr);
        hk_visible* get_visible(const hk_string& identifier);
        virtual void bulk_operation(enum_bulkoperation bulkoperation);
        virtual bool            set_mode(enum_mode s);
        hk_form*    masterform(void) const;
        void clear_visiblelist(void);


    protected:
        void set_masterform(hk_form*);
        virtual hk_dsgrid*      widget_specific_new_grid(void){return NULL;}
        virtual hk_dsrowselector*   widget_specific_new_rowselector(void){return NULL;}
        virtual hk_dslineedit*      widget_specific_new_lineedit(void){return NULL;}
        virtual hk_dsboolean*       widget_specific_new_bool(void){return NULL;}
        virtual hk_button*      widget_specific_new_button(void){return NULL;}
        virtual hk_dscombobox*      widget_specific_new_combobox(void){return NULL;}
        virtual hk_dsmemo*      widget_specific_new_memo(void){return NULL;}
        virtual hk_label*       widget_specific_new_label(void){return NULL;}
        virtual hk_subform*       widget_specific_new_subform(void){return NULL;}
        virtual void            widget_specific_fieldresize(hk_visible* v);
        virtual void            widget_specific_after_loadform(void){}
        list<hk_visible*>*  visibles(void);
        void remove_visible(hk_visible* v);
        hk_visible* new_object(const hk_string& name);
        void raise_widget(hk_visible*);
        void lower_widget(hk_visible*);
        virtual void sizetype_changed(void);
    private:
        void add_visible(hk_visible* v);
        hk_formprivate* p_private;
};
#endif

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