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[wxWidgets.git] / include / wx / motif / mdi.h

/////////////////////////////////////////////////////////////////////////////
// Name:        wx/motif/mdi.h
// Purpose:     MDI (Multiple Document Interface) classes.
// Author:      Julian Smart
// Modified by:
// Created:     17/09/98
// RCS-ID:      $Id$
// Copyright:   (c) Julian Smart
// Licence:     wxWindows licence
/////////////////////////////////////////////////////////////////////////////

#ifndef _WX_MDI_H_
#define _WX_MDI_H_

/*
New MDI scheme using tabs. We can use a wxNotebook to implement the client
window. wxMDIChildFrame can be implemented as an XmMainWindow widget
as before, and is a child of the notebook _and_ of the parent frame...
but wxMDIChildFrame::GetParent should return the parent frame.

*/

#include "wx/frame.h"
#include "wx/notebook.h"

class WXDLLIMPEXP_FWD_CORE wxMDIClientWindow;
class WXDLLIMPEXP_FWD_CORE wxMDIChildFrame;

class WXDLLIMPEXP_CORE wxMDIParentFrame: public wxFrame
{
    DECLARE_DYNAMIC_CLASS(wxMDIParentFrame)

        friend class WXDLLIMPEXP_FWD_CORE wxMDIChildFrame;
public:

    wxMDIParentFrame();
    inline wxMDIParentFrame(wxWindow *parent,
        wxWindowID id,
        const wxString& title,
        const wxPoint& pos = wxDefaultPosition,
        const wxSize& size = wxDefaultSize,
        long style = wxDEFAULT_FRAME_STYLE | wxVSCROLL | wxHSCROLL,  // Scrolling refers to client window
        const wxString& name = wxFrameNameStr)
    {
        Create(parent, id, title, pos, size, style, name);
    }

    virtual ~wxMDIParentFrame();

    bool Create(wxWindow *parent,
        wxWindowID id,
        const wxString& title,
        const wxPoint& pos = wxDefaultPosition,
        const wxSize& size = wxDefaultSize,
        long style = wxDEFAULT_FRAME_STYLE | wxVSCROLL | wxHSCROLL,
        const wxString& name = wxFrameNameStr);

    void OnSize(wxSizeEvent& event);
    void OnActivate(wxActivateEvent& event);
    void OnSysColourChanged(wxSysColourChangedEvent& event);
    void OnMenuHighlight(wxMenuEvent& event);

    void SetMenuBar(wxMenuBar *menu_bar);

    // Get the active MDI child window
    wxMDIChildFrame *GetActiveChild() const ;

    // Get the client window
    wxMDIClientWindow *GetClientWindow() const { return m_clientWindow; };

    // Create the client window class (don't Create the window,
    // just return a new class)
    virtual wxMDIClientWindow *OnCreateClient() ;

    // MDI operations
    virtual void Cascade();
    virtual void Tile(wxOrientation WXUNUSED(orient) = wxHORIZONTAL);
    virtual void ArrangeIcons();
    virtual void ActivateNext();
    virtual void ActivatePrevious();

    // Implementation

    // Set the active child
    inline void SetActiveChild(wxMDIChildFrame* child) { m_activeChild = child; }

    // Set the child's menubar into the parent frame
    void SetChildMenuBar(wxMDIChildFrame* frame);

    inline wxMenuBar* GetActiveMenuBar() const { return m_activeMenuBar; }

    // Redirect events to active child first
    virtual bool ProcessEvent(wxEvent& event);

protected:
    virtual void DoSetSize(int x, int y,
        int width, int height,
        int sizeFlags = wxSIZE_AUTO);
    virtual void DoSetClientSize(int width, int height);

    // Gets the size available for subwindows after menu size, toolbar size
    // and status bar size have been subtracted. If you want to manage your own
    // toolbar(s), don't call SetToolBar.
    void DoGetClientSize(int *width, int *height) const;

protected:

    wxMDIClientWindow*    m_clientWindow;
    wxMDIChildFrame*      m_activeChild;
    wxMenuBar*            m_activeMenuBar;

    DECLARE_EVENT_TABLE()
};

class WXDLLIMPEXP_CORE wxMDIChildFrame: public wxFrame
{
    DECLARE_DYNAMIC_CLASS(wxMDIChildFrame)

public:
    wxMDIChildFrame();
    wxMDIChildFrame(wxMDIParentFrame *parent,
        wxWindowID id,
        const wxString& title,
        const wxPoint& pos = wxDefaultPosition,
        const wxSize& size = wxDefaultSize,
        long style = wxDEFAULT_FRAME_STYLE,
        const wxString& name = wxFrameNameStr)
    {
        Create(parent, id, title, pos, size, style, name);
    }

    virtual ~wxMDIChildFrame();

    bool Create(wxMDIParentFrame *parent,
        wxWindowID id,
        const wxString& title,
        const wxPoint& pos = wxDefaultPosition,
        const wxSize& size = wxDefaultSize,
        long style = wxDEFAULT_FRAME_STYLE,
        const wxString& name = wxFrameNameStr);

    // Set menu bar
    void SetMenuBar(wxMenuBar *menu_bar);
    void SetTitle(const wxString& title);

    // Set icon
    virtual void SetIcon(const wxIcon& icon);
    virtual void SetIcons(const wxIconBundle& icons );

    // Override wxFrame operations
    void CaptureMouse();
    void ReleaseMouse();
    void Raise();
    void Lower(void);

    // MDI operations
    virtual void Maximize();
    virtual void Maximize(bool WXUNUSED(maximize)) { };
    inline void Minimize() { Iconize(true); };
    virtual void Iconize(bool iconize);
    virtual void Restore();
    virtual void Activate();
    virtual bool IsIconized() const ;

    virtual bool IsTopLevel() const { return false; }

    // Is the frame maximized? Returns true for
    // wxMDIChildFrame due to the tabbed implementation.
    virtual bool IsMaximized(void) const ;

    bool Show(bool show);

    WXWidget GetMainWidget() const { return m_mainWidget; };
    WXWidget GetTopWidget() const { return m_mainWidget; };
    WXWidget GetClientWidget() const { return m_mainWidget; };

    /*
    virtual void OnRaise();
    virtual void OnLower();
    */

    void SetMDIParentFrame(wxMDIParentFrame* parentFrame) { m_mdiParentFrame = parentFrame; }
    wxMDIParentFrame* GetMDIParentFrame() const { return m_mdiParentFrame; }

protected:
    wxMDIParentFrame* m_mdiParentFrame;

    virtual void DoSetSize(int x, int y,
        int width, int height,
        int sizeFlags = wxSIZE_AUTO);
    virtual void DoSetClientSize(int width, int height);

    void DoGetClientSize(int *width, int *height) const;
    void DoGetSize(int *width, int *height) const;
    void DoGetPosition(int *x, int *y) const ;
    void DoSetSizeHints(int minW, int minH,
                        int maxW, int maxH,
                        int incW, int incH);
};

/* The client window is a child of the parent MDI frame, and itself
* contains the child MDI frames.
* However, you create the MDI children as children of the MDI parent:
* only in the implementation does the client window become the parent
* of the children. Phew! So the children are sort of 'adopted'...
*/

class WXDLLIMPEXP_CORE wxMDIClientWindow: public wxNotebook
{
    DECLARE_DYNAMIC_CLASS(wxMDIClientWindow)

public:
    wxMDIClientWindow() ;
    wxMDIClientWindow(wxMDIParentFrame *parent, long style = 0)
    {
        CreateClient(parent, style);
    }

    virtual ~wxMDIClientWindow();

    // Note: this is virtual, to allow overridden behaviour.
    virtual bool CreateClient(wxMDIParentFrame *parent, long style = wxVSCROLL | wxHSCROLL);

    // Explicitly call default scroll behaviour
    void OnScroll(wxScrollEvent& event);

    // Implementation
    void OnPageChanged(wxNotebookEvent& event);

    int FindPage(const wxNotebookPage* page);

protected:
    virtual void DoSetSize(int x, int y,
        int width, int height,
        int sizeFlags = wxSIZE_AUTO);
    virtual void DoSetClientSize(int width, int height);

    void DoGetClientSize(int *width, int *height) const;
    void DoGetSize(int *width, int *height) const ;
    void DoGetPosition(int *x, int *y) const ;

private:
    DECLARE_EVENT_TABLE()
};

#endif
// _WX_MDI_H_