uimdiarea.h

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#pragma once

/*+
________________________________________________________________________

 (C) dGB Beheer B.V.; (LICENSE) http://opendtect.org/OpendTect_license.txt
 Author:        Nanne Hemstra
 Date:          August 2008
________________________________________________________________________

-*/

#include "uibasemod.h"
#include "uigroup.h"
#include "uiobj.h"

class BufferStringSet;
class uiMdiArea;
class uiMdiAreaBody;

mFDQtclass(QMdiArea)
mFDQtclass(QMdiSubWindow)


mExpClass(uiBase) uiMdiAreaWindow : public uiGroup
{
public:
            uiMdiAreaWindow(uiMdiArea&,
                            const uiString& title=uiString::emptyString());

                                ~uiMdiAreaWindow()      {}

    void                        setTitle(const uiString&);
    const uiString&             getTitle() const { return title_; }

    void                        setIcon(const char* img[]);

    void                        show();
    void                        close();
    void                        showMinimized();
    void                        showMaximized();
    bool                        isMinimized() const;
    bool                        isMaximized() const;

    uiMdiArea&                  getMdiArea()            { return mdiarea_; }

    NotifierAccess&             closed();
    Notifier<uiMdiAreaWindow>   changed;


    mQtclass(QMdiSubWindow*)            qWidget();
    const mQtclass(QMdiSubWindow*)      qWidget() const;


private:
    uiString                            title_;
    uiMdiArea&                          mdiarea_;
    mQtclass(QMdiSubWindow*)            qmdisubwindow_;

};


mExpClass(uiBase) uiMdiArea : public uiObject
{       
friend class            uiMdiAreaBody;
friend class            i_MdiAreaMessenger;
public:
                        uiMdiArea(uiParent*,const char* nm="uiMdiArea");
                        ~uiMdiArea();

    void                tileHorizontal();
    void                tileVertical();
    void                tile();
    void                cascade();
    void                closeAll();

    void                addWindow(uiMdiAreaWindow*);
    uiMdiAreaWindow*    getWindow(const char*);
    const uiMdiAreaWindow* getWindow(const char*) const;

    void                setActiveWin(const char*);
    void                setActiveWin(uiMdiAreaWindow*);
    const char*         getActiveWin() const;
    void                getWindowNames(uiStringSet&) const;

    Notifier<uiMdiArea> windowActivated;

protected:

    uiMdiAreaBody&      mkbody(uiParent*,const char*);
    uiMdiAreaBody*      body_;

    ObjectSet<uiMdiAreaWindow> grps_;

    void                grpClosed(CallBacker*);
    void                grpChanged(CallBacker*);

public:
                        // Temporarily prevent some Qt feedback loop to change
                        // active window (solves problems when disabling data
                        // tree or when Scenes-menu overlaps workspace)
    bool                paralyse(bool yn);
};