uicombobox.h

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#ifndef uicombobox_h
#define uicombobox_h

/*+
________________________________________________________________________

 (C) dGB Beheer B.V.; (LICENSE) http://opendtect.org/OpendTect_license.txt
 Author:        A.H. Lammertink
 Date:          25/05/2000
 RCS:           $Id$
________________________________________________________________________

-*/
#include "uibasemod.h"
#include "uigroup.h"
#include "userinputobj.h"
#include "enums.h"

class uiLabel;
class uiComboBoxBody;
class BufferStringSet;

mExpClass(uiBase) uiComboBox : public uiObject, public UserInputObjImpl<int>
{
public:

                        uiComboBox(uiParent*,const char* nm);
                        uiComboBox(uiParent*,const BufferStringSet&,
                                   const char* nm);
                        uiComboBox(uiParent*,const uiStringSet&,
                                   const char* nm);
                        uiComboBox(uiParent*,const char**,const char* nm);
                        uiComboBox(uiParent*,const uiString*,const char* nm);
                        uiComboBox(uiParent*,const EnumDef&,const char* nm);
    virtual             ~uiComboBox();

    virtual void        setReadOnly(bool yn=true);
    virtual bool        isReadOnly() const;
    void                setEditable(bool yn);
    bool                isEditable() const;

    int                 size() const;
    inline bool         isEmpty() const         { return size() == 0; }
    void                setEmpty();
    bool                isPresent(const char*) const;
    int                 indexOf(const char*) const;

    const char*         text() const;
    void                setText(const char*);
    int                 currentItem() const;
    void                setCurrentItem(int);
    void                setCurrentItem(const char*); 
    void                setCurrentItem( const FixedString& fs )
                                                { setCurrentItem( fs.str() ); }
    virtual void        addItem(const uiString&);
    void                addItem(const uiString&,int id);
    void                addItems(const BufferStringSet&);
    void                addItems(const uiStringSet&);
    void                addSeparator();
    void                insertItem(const uiString&,int index=-1,int id=-1);
    void                insertItem(const uiPixmap&,const uiString&,
                                   int index=-1,int id=-1);

    const char*         textOfItem(int) const;
    void                getItems(BufferStringSet&) const;

    void                setItemText(int,const uiString&);
    void                setPixmap(int index,const uiPixmap&);
    void                setIcon(int index,const char* icon_identifier);

    void                setItemID(int index,int id);
    int                 currentItemID() const;
    int                 getItemID(int index) const;
    int                 getItemIndex(int id) const;

    Notifier<uiComboBox> editTextChanged;
    Notifier<uiComboBox> selectionChanged;

protected:

    virtual void        setvalue_( int i )      { setCurrentItem(i); }
    virtual int         getvalue_() const       { return currentItem(); }

    virtual bool        notifyUpdateRequested_(const CallBack&) {return false;}
    virtual bool        notifyValueChanging_(const CallBack&)   {return false;}
    virtual bool        notifyValueChanged_( const CallBack& cb )
                            { selectionChanged.notify(cb); return true; }
    void                translateText();
private:

    int                 oldnritems_;
    int                 oldcuritem_;
    TypeSet<int>        itemids_;
    uiStringSet         itemstrings_;

    mutable BufferString rettxt_;

    uiComboBoxBody*     body_;
    uiComboBoxBody&     mkbody(uiParent*,const char*);
    void                adjustWidth(const uiString&);
    int                 curwidth_;
    const EnumDef*      enumdef_;

public:

    void                setToolTip( const uiString& tt )
                        { uiObject::setToolTip(tt); }

    virtual bool        update_( const DataInpSpec& spec );
    void                getItemSize(int,int& h,int& w) const;

    void                notifyHandler(bool selectionchanged);

    bool                handleLongTabletPress();
    void                popupVirtualKeyboard(int globalx=-1,int globaly=-1);

};



mExpClass(uiBase) uiLabeledComboBox : public uiGroup
{
public:
                uiLabeledComboBox(uiParent*,const uiString& lbl,
                                  const char* nm=0);
                uiLabeledComboBox(uiParent*,const BufferStringSet&,
                                  const uiString& lbl,const char* nm=0);
                uiLabeledComboBox(uiParent*,const char**,
                                  const uiString& lbl,const char* nm=0);
                uiLabeledComboBox(uiParent*,const uiStringSet&,
                                  const uiString& lbl,const char* nm=0);
                uiLabeledComboBox(uiParent*,const EnumDef&,
                                  const uiString& lbl,const char* nm=0);

    uiComboBox* box()           { return cb_; }
    uiLabel*    label()         { return labl_; }


protected:

    uiComboBox* cb_;
    uiLabel*    labl_;

};

#endif