src/gtk/frame.cpp

/////////////////////////////////////////////////////////////////////////////
// Name:        src/gtk/frame.cpp
// Purpose:
// Author:      Robert Roebling
// Id:          $Id$
// Copyright:   (c) 1998 Robert Roebling
// Licence:     wxWindows licence
/////////////////////////////////////////////////////////////////////////////

// For compilers that support precompilation, includes "wx.h".
#include "wx/wxprec.h"

#include "wx/frame.h"

#ifndef WX_PRECOMP
    #include "wx/menu.h"
    #include "wx/toolbar.h"
    #include "wx/statusbr.h"
#endif // WX_PRECOMP

#include <gtk/gtk.h>
#include "wx/gtk/win_gtk.h"

// ----------------------------------------------------------------------------
// constants
// ----------------------------------------------------------------------------

static const int wxSTATUS_HEIGHT  = 25;
static const int wxPLACE_HOLDER   = 0;

// ----------------------------------------------------------------------------
// event tables
// ----------------------------------------------------------------------------

IMPLEMENT_DYNAMIC_CLASS(wxFrame, wxTopLevelWindow)

// ============================================================================
// implementation
// ============================================================================

// ----------------------------------------------------------------------------
// GTK callbacks
// ----------------------------------------------------------------------------

#if wxUSE_MENUS_NATIVE

//-----------------------------------------------------------------------------
// "child_attached" of menu bar
//-----------------------------------------------------------------------------

extern "C" {
static void gtk_menu_attached_callback( GtkWidget *WXUNUSED(widget), GtkWidget *WXUNUSED(child), wxFrame *win )
{
    if (!win->m_hasVMT) return;

    win->m_menuBarDetached = false;
    win->GtkUpdateSize();
}
}

//-----------------------------------------------------------------------------
// "child_detached" of menu bar
//-----------------------------------------------------------------------------

extern "C" {
static void gtk_menu_detached_callback( GtkWidget *WXUNUSED(widget), GtkWidget *WXUNUSED(child), wxFrame *win )
{
    if (!win->m_hasVMT) return;

    // Raise the client area area
    gdk_window_raise( win->m_wxwindow->window );

    win->m_menuBarDetached = true;
    win->GtkUpdateSize();
}
}

#endif // wxUSE_MENUS_NATIVE

#if wxUSE_TOOLBAR
//-----------------------------------------------------------------------------
// "child_attached" of tool bar
//-----------------------------------------------------------------------------

extern "C" {
static void gtk_toolbar_attached_callback( GtkWidget *WXUNUSED(widget), GtkWidget *WXUNUSED(child), wxFrame *win )
{
    if (!win->m_hasVMT) return;

    win->m_toolBarDetached = false;
    win->GtkUpdateSize();
}
}

//-----------------------------------------------------------------------------
// "child_detached" of tool bar
//-----------------------------------------------------------------------------

extern "C" {
static void gtk_toolbar_detached_callback( GtkWidget *WXUNUSED(widget), GtkWidget *WXUNUSED(child), wxFrame *win )
{
    if (!win->m_hasVMT) return;

    // Raise the client area area
    gdk_window_raise( win->m_wxwindow->window );

    win->m_toolBarDetached = true;
    win->GtkUpdateSize();
}
}
#endif // wxUSE_TOOLBAR


// ----------------------------------------------------------------------------
// wxFrame itself
// ----------------------------------------------------------------------------

//-----------------------------------------------------------------------------
// InsertChild for wxFrame
//-----------------------------------------------------------------------------

#if wxUSE_TOOLBAR

/* Callback for wxFrame. This very strange beast has to be used because
 * C++ has no virtual methods in a constructor. We have to emulate a
 * virtual function here as wxWidgets requires different ways to insert
 * a child in container classes. */

static void wxInsertChildInFrame(wxWindow* parent, wxWindow* child)
{
    wxASSERT( GTK_IS_WIDGET(child->m_widget) );

    // These are outside the client area
    wxFrame* frame = wx_static_cast(wxFrame*, parent);
    gtk_pizza_put( GTK_PIZZA(frame->m_mainWidget),
                     child->m_widget,
                     child->m_x,
                     child->m_y,
                     child->m_width,
                     child->m_height );

#if wxUSE_TOOLBAR_NATIVE
    // We connect to these events for recalculating the client area
    // space when the toolbar is floating
    if (wxIS_KIND_OF(child,wxToolBar))
    {
        if (child->HasFlag(wxTB_DOCKABLE))
        {
            g_signal_connect (child->m_widget, "child_attached",
                              G_CALLBACK (gtk_toolbar_attached_callback),
                              parent);
            g_signal_connect (child->m_widget, "child_detached",
                              G_CALLBACK (gtk_toolbar_detached_callback),
                              parent);
        }
    }
#endif // wxUSE_TOOLBAR_NATIVE
}

#endif // wxUSE_TOOLBAR

// ----------------------------------------------------------------------------
// wxFrame creation
// ----------------------------------------------------------------------------

void wxFrame::Init()
{
    m_menuBarDetached = false;
    m_toolBarDetached = false;
    m_menuBarHeight = 2;
    m_fsSaveFlag = 0;
}

bool wxFrame::Create( wxWindow *parent,
                      wxWindowID id,
                      const wxString& title,
                      const wxPoint& pos,
                      const wxSize& sizeOrig,
                      long style,
                      const wxString &name )
{
    return wxFrameBase::Create(parent, id, title, pos, sizeOrig, style, name);
}

wxFrame::~wxFrame()
{
    m_isBeingDeleted = true;
    DeleteAllBars();
}

// ----------------------------------------------------------------------------
// overridden wxWindow methods
// ----------------------------------------------------------------------------

void wxFrame::DoGetClientSize( int *width, int *height ) const
{
    wxASSERT_MSG( (m_widget != NULL), wxT("invalid frame") );

    wxFrameBase::DoGetClientSize(width, height);

    if (height)
    {
#if wxUSE_MENUS_NATIVE
        // menu bar
        if (HasVisibleMenubar() && !m_menuBarDetached)
        {
            *height -= m_menuBarHeight;
        }
#endif // wxUSE_MENUS_NATIVE

#if wxUSE_STATUSBAR
        // status bar
        if (m_frameStatusBar && GTK_WIDGET_VISIBLE(m_frameStatusBar->m_widget))
            *height -= wxSTATUS_HEIGHT;
#endif // wxUSE_STATUSBAR
    }

#if wxUSE_TOOLBAR
    // tool bar
    if (m_frameToolBar &&
        GTK_WIDGET_VISIBLE(m_frameToolBar->m_widget) && !m_toolBarDetached)
    {
        if (m_frameToolBar->IsVertical())
        {
            if (width)
                *width -= m_frameToolBar->GetSize().x;
        }
        else
        {
            if (height)
                *height -= m_frameToolBar->GetSize().y;
        }
    }
#endif // wxUSE_TOOLBAR

    if (width != NULL && *width < 0)
        *width = 0;
    if (height != NULL && *height < 0)
        *height = 0;
}

bool wxFrame::ShowFullScreen(bool show, long style)
{
    if (!wxFrameBase::ShowFullScreen(show, style))
        return false;

    wxWindow* const bar[] = {
#if wxUSE_MENUS
        m_frameMenuBar,
#else
        NULL,
#endif
#if wxUSE_TOOLBAR
        m_frameToolBar,
#else
        NULL,
#endif
#if wxUSE_STATUSBAR
        m_frameStatusBar,
#else
        NULL,
#endif
    };
    const long fsNoBar[] = {
        wxFULLSCREEN_NOMENUBAR, wxFULLSCREEN_NOTOOLBAR, wxFULLSCREEN_NOSTATUSBAR
    };
    for (int i = 0; i < 3; i++)
    {
        if (show)
        {
            if (bar[i] && (style & fsNoBar[i]))
            {
                if (bar[i]->IsShown())
                    bar[i]->Show(false);
                else
                    style &= ~fsNoBar[i];
            }
        }
        else
        {
            if (bar[i] && (m_fsSaveFlag & fsNoBar[i]))
                bar[i]->Show(true);
        }
    }
    if (show)
        m_fsSaveFlag = style;

    return true;
}

void wxFrame::GtkOnSize()
{
    // avoid recursions
    if (m_resizing) return;
    m_resizing = true;

    // this shouldn't happen: wxFrame, wxMDIParentFrame and wxMDIChildFrame have m_wxwindow
    wxASSERT_MSG( (m_wxwindow != NULL), wxT("invalid frame") );

    // space occupied by m_frameToolBar and m_frameMenuBar
    int client_area_x_offset = 0,
        client_area_y_offset = 0;

    /* wxMDIChildFrame derives from wxFrame but it _is_ a wxWindow as it uses
       wxWindow::Create to create it's GTK equivalent. m_mainWidget is only
       set in wxFrame::Create so it is used to check what kind of frame we
       have here. if m_mainWidget is NULL it is a wxMDIChildFrame and so we
       skip the part which handles m_frameMenuBar, m_frameToolBar and (most
       importantly) m_mainWidget */

    ConstrainSize();

    int width, height;
    GTKDoGetSize(&width, &height);

    if (m_mainWidget)
    {
        // TODO
        // Rewrite this terrible code to using GtkVBox

        // m_mainWidget holds the menubar, the toolbar and the client
        // area, which is represented by m_wxwindow.

#if wxUSE_MENUS_NATIVE
        int menubarHeight = 0;
#endif

#if wxUSE_MENUS_NATIVE
        if (HasVisibleMenubar())
        {
            int xx = m_miniEdge;
            int yy = m_miniEdge + m_miniTitle;
            int ww = width - 2*m_miniEdge;
            if (ww < 0)
                ww = 0;
            menubarHeight = m_menuBarHeight;
            if (m_menuBarDetached) menubarHeight = wxPLACE_HOLDER;
            m_frameMenuBar->m_x = xx;
            m_frameMenuBar->m_y = yy;
            m_frameMenuBar->m_width = ww;
            m_frameMenuBar->m_height = menubarHeight;
            gtk_pizza_set_size( GTK_PIZZA(m_mainWidget),
                                  m_frameMenuBar->m_widget,
                                  xx, yy, ww, menubarHeight);
            client_area_y_offset += menubarHeight;
        }
#endif // wxUSE_MENUS_NATIVE

#if wxUSE_TOOLBAR
        if ((m_frameToolBar) && m_frameToolBar->IsShown() &&
            (m_frameToolBar->m_widget->parent == m_mainWidget))
        {
            int xx = m_miniEdge;
            int yy = m_miniEdge + m_miniTitle
#if wxUSE_MENUS_NATIVE
                        + menubarHeight
#endif
                        ;

            m_frameToolBar->m_x = xx;
            m_frameToolBar->m_y = yy;

            // don't change the toolbar's reported height/width
            int ww, hh;
            if ( m_frameToolBar->GetWindowStyle() & wxTB_VERTICAL )
            {
                ww = m_toolBarDetached ? wxPLACE_HOLDER
                                       : m_frameToolBar->m_width;
                hh = height - 2*m_miniEdge;

                client_area_x_offset += ww;
            }
            else if( m_frameToolBar->HasFlag(wxTB_RIGHT) )
            {
               yy += 2;
               ww = m_toolBarDetached ? wxPLACE_HOLDER
                                      : m_frameToolBar->m_width;
               xx = GetClientSize().x - 1;
               hh = height - 2*m_miniEdge;
               if( hh < 0 )
                  hh = 0;

            }
            else if( m_frameToolBar->GetWindowStyle() & wxTB_BOTTOM )
            {
                xx = m_miniEdge;
                yy = GetClientSize().y;
#if wxUSE_MENUS_NATIVE
                yy += m_menuBarHeight;
#endif // wxUSE_MENUS_NATIVE
                m_frameToolBar->m_x = xx;
                m_frameToolBar->m_y = yy;
                ww = width - 2*m_miniEdge;
                hh = m_toolBarDetached ? wxPLACE_HOLDER
                                       : m_frameToolBar->m_height;
            }
            else
            {
                ww = width - 2*m_miniEdge;
                hh = m_toolBarDetached ? wxPLACE_HOLDER
                                       : m_frameToolBar->m_height;

                client_area_y_offset += hh;
            }

            if (ww < 0)
                ww = 0;
            if (hh < 0)
                hh = 0;
            gtk_pizza_set_size( GTK_PIZZA(m_mainWidget),
                                  m_frameToolBar->m_widget,
                                  xx, yy, ww, hh );
        }
#endif // wxUSE_TOOLBAR

        int client_x = client_area_x_offset + m_miniEdge;
        int client_y = client_area_y_offset + m_miniEdge + m_miniTitle;
        int client_w = width - client_area_x_offset - 2*m_miniEdge;
        int client_h = height - client_area_y_offset- 2*m_miniEdge - m_miniTitle;
        if (client_w < 0)
            client_w = 0;
        if (client_h < 0)
            client_h = 0;
        gtk_pizza_set_size( GTK_PIZZA(m_mainWidget),
                              m_wxwindow,
                              client_x, client_y, client_w, client_h );
    }
    else
    {
        // If there is no m_mainWidget between m_widget and m_wxwindow there
        // is no need to set the size or position of m_wxwindow.
    }

#if wxUSE_STATUSBAR
    if (m_frameStatusBar && m_frameStatusBar->IsShown())
    {
        int xx = 0 + m_miniEdge;
        int yy = height - wxSTATUS_HEIGHT - m_miniEdge - client_area_y_offset;
        int ww = width - 2*m_miniEdge;
        if (ww < 0)
            ww = 0;
        int hh = wxSTATUS_HEIGHT;
        m_frameStatusBar->m_x = xx;
        m_frameStatusBar->m_y = yy;
        m_frameStatusBar->m_width = ww;
        m_frameStatusBar->m_height = hh;
        gtk_pizza_set_size( GTK_PIZZA(m_wxwindow),
                            m_frameStatusBar->m_widget,
                            xx, yy, ww, hh );
    }
#endif // wxUSE_STATUSBAR

    m_sizeSet = true;

    // send size event to frame
    wxSizeEvent event( wxSize(m_width,m_height), GetId() );
    event.SetEventObject( this );
    GetEventHandler()->ProcessEvent( event );

#if wxUSE_STATUSBAR
    // send size event to status bar
    if (m_frameStatusBar)
    {
        wxSizeEvent event2( wxSize(m_frameStatusBar->m_width,m_frameStatusBar->m_height), m_frameStatusBar->GetId() );
        event2.SetEventObject( m_frameStatusBar );
        m_frameStatusBar->GetEventHandler()->ProcessEvent( event2 );
    }
#endif // wxUSE_STATUSBAR

    m_resizing = false;
}

void wxFrame::OnInternalIdle()
{
    wxFrameBase::OnInternalIdle();

#if wxUSE_MENUS_NATIVE
    if (m_frameMenuBar) m_frameMenuBar->OnInternalIdle();
#endif // wxUSE_MENUS_NATIVE
#if wxUSE_TOOLBAR
    if (m_frameToolBar) m_frameToolBar->OnInternalIdle();
#endif
#if wxUSE_STATUSBAR
    if (m_frameStatusBar)
    {
        m_frameStatusBar->OnInternalIdle();

        // There may be controls in the status bar that
        // need to be updated
        for ( wxWindowList::compatibility_iterator node = m_frameStatusBar->GetChildren().GetFirst();
          node;
          node = node->GetNext() )
        {
            wxWindow *child = node->GetData();
            child->OnInternalIdle();
        }
    }
#endif
}

// ----------------------------------------------------------------------------
// menu/tool/status bar stuff
// ----------------------------------------------------------------------------

#if wxUSE_MENUS_NATIVE

void wxFrame::DetachMenuBar()
{
    wxASSERT_MSG( (m_widget != NULL), wxT("invalid frame") );
    wxASSERT_MSG( (m_wxwindow != NULL), wxT("invalid frame") );

    if ( m_frameMenuBar )
    {
        m_frameMenuBar->UnsetInvokingWindow( this );

        if (m_frameMenuBar->GetWindowStyle() & wxMB_DOCKABLE)
        {
            g_signal_handlers_disconnect_by_func (m_frameMenuBar->m_widget,
                    (gpointer) gtk_menu_attached_callback,
                    this);

            g_signal_handlers_disconnect_by_func (m_frameMenuBar->m_widget,
                    (gpointer) gtk_menu_detached_callback,
                    this);
        }

        gtk_widget_ref( m_frameMenuBar->m_widget );

        gtk_container_remove( GTK_CONTAINER(m_mainWidget), m_frameMenuBar->m_widget );
    }

    wxFrameBase::DetachMenuBar();
}

void wxFrame::AttachMenuBar( wxMenuBar *menuBar )
{
    wxFrameBase::AttachMenuBar(menuBar);

    if (m_frameMenuBar)
    {
        m_frameMenuBar->SetInvokingWindow( this );

        m_frameMenuBar->SetParent(this);
        gtk_pizza_put( GTK_PIZZA(m_mainWidget),
                m_frameMenuBar->m_widget,
                m_frameMenuBar->m_x,
                m_frameMenuBar->m_y,
                m_frameMenuBar->m_width,
                m_frameMenuBar->m_height );

        if (menuBar->GetWindowStyle() & wxMB_DOCKABLE)
        {
            g_signal_connect (menuBar->m_widget, "child_attached",
                              G_CALLBACK (gtk_menu_attached_callback),
                              this);
            g_signal_connect (menuBar->m_widget, "child_detached",
                              G_CALLBACK (gtk_menu_detached_callback),
                              this);
        }

        gtk_widget_show( m_frameMenuBar->m_widget );

        UpdateMenuBarSize();
    }
    else
    {
        m_menuBarHeight = 2;
        GtkUpdateSize();        // resize window in OnInternalIdle
    }
}

void wxFrame::UpdateMenuBarSize()
{
    m_menuBarHeight = 2;

    // this is called after Remove with a NULL m_frameMenuBar
    if ( m_frameMenuBar )
    {
        GtkRequisition req;
        gtk_widget_ensure_style(m_frameMenuBar->m_widget);
        // have to call class method directly because
        // "size_request" signal is overridden by wx
        GTK_WIDGET_GET_CLASS(m_frameMenuBar->m_widget)->size_request(
            m_frameMenuBar->m_widget, &req);

        m_menuBarHeight = req.height;
    }

    // resize window in OnInternalIdle
    GtkUpdateSize();
}

bool wxFrame::HasVisibleMenubar() const
{
    return m_frameMenuBar && m_frameMenuBar->IsShown();
}
#endif // wxUSE_MENUS_NATIVE

#if wxUSE_TOOLBAR

wxToolBar* wxFrame::CreateToolBar( long style, wxWindowID id, const wxString& name )
{
    wxASSERT_MSG( (m_widget != NULL), wxT("invalid frame") );

    InsertChildFunction save = m_insertCallback;
    m_insertCallback = wxInsertChildInFrame;
    m_frameToolBar = wxFrameBase::CreateToolBar( style, id, name );
    m_insertCallback = save;

    GtkUpdateSize();

    return m_frameToolBar;
}

void wxFrame::SetToolBar(wxToolBar *toolbar)
{
    bool hadTbar = m_frameToolBar != NULL;

    wxFrameBase::SetToolBar(toolbar);

    if ( m_frameToolBar )
    {
        // insert into toolbar area if not already there
        if ((m_frameToolBar->m_widget->parent) &&
            (m_frameToolBar->m_widget->parent != m_mainWidget))
        {
            GetChildren().DeleteObject( m_frameToolBar );

            gtk_widget_reparent( m_frameToolBar->m_widget, m_mainWidget );
            GtkUpdateSize();
        }
    }
    else // toolbar unset
    {
        // still need to update size if it had been there before
        if ( hadTbar )
        {
            GtkUpdateSize();
        }
    }
}

#endif // wxUSE_TOOLBAR

#if wxUSE_STATUSBAR

wxStatusBar* wxFrame::CreateStatusBar(int number,
                                      long style,
                                      wxWindowID id,
                                      const wxString& name)
{
    wxASSERT_MSG( (m_widget != NULL), wxT("invalid frame") );

    // because it will change when toolbar is added
    GtkUpdateSize();

    return wxFrameBase::CreateStatusBar( number, style, id, name );
}

void wxFrame::SetStatusBar(wxStatusBar *statbar)
{
    bool hadStatBar = m_frameStatusBar != NULL;

    wxFrameBase::SetStatusBar(statbar);

    if (hadStatBar && !m_frameStatusBar)
        GtkUpdateSize();
}

void wxFrame::PositionStatusBar()
{
    if ( !m_frameStatusBar )
        return;

    GtkUpdateSize();
}
#endif // wxUSE_STATUSBAR
Commit	Line	Data
	1	/////////////////////////////////////////////////////////////////////////////
	2	// Name: src/gtk/frame.cpp
	3	// Purpose:
	4	// Author: Robert Roebling
	5	// Id: $Id$
	6	// Copyright: (c) 1998 Robert Roebling
	7	// Licence: wxWindows licence
	8	/////////////////////////////////////////////////////////////////////////////
	9
	10	// For compilers that support precompilation, includes "wx.h".
	11	#include "wx/wxprec.h"
	12
	13	#include "wx/frame.h"
	14
	15	#ifndef WX_PRECOMP
	16	#include "wx/menu.h"
	17	#include "wx/toolbar.h"
	18	#include "wx/statusbr.h"
	19	#endif // WX_PRECOMP
	20
	21	#include <gtk/gtk.h>
	22	#include "wx/gtk/win_gtk.h"
	23
	24	// ----------------------------------------------------------------------------
	25	// constants
	26	// ----------------------------------------------------------------------------
	27
	28	static const int wxSTATUS_HEIGHT = 25;
	29	static const int wxPLACE_HOLDER = 0;
	30
	31	// ----------------------------------------------------------------------------
	32	// event tables
	33	// ----------------------------------------------------------------------------
	34
	35	IMPLEMENT_DYNAMIC_CLASS(wxFrame, wxTopLevelWindow)
	36
	37	// ============================================================================
	38	// implementation
	39	// ============================================================================
	40
	41	// ----------------------------------------------------------------------------
	42	// GTK callbacks
	43	// ----------------------------------------------------------------------------
	44
	45	#if wxUSE_MENUS_NATIVE
	46
	47	//-----------------------------------------------------------------------------
	48	// "child_attached" of menu bar
	49	//-----------------------------------------------------------------------------
	50
	51	extern "C" {
	52	static void gtk_menu_attached_callback( GtkWidget WXUNUSED(widget), GtkWidget WXUNUSED(child), wxFrame *win )
	53	{
	54	if (!win->m_hasVMT) return;
	55
	56	win->m_menuBarDetached = false;
	57	win->GtkUpdateSize();
	58	}
	59	}
	60
	61	//-----------------------------------------------------------------------------
	62	// "child_detached" of menu bar
	63	//-----------------------------------------------------------------------------
	64
	65	extern "C" {
	66	static void gtk_menu_detached_callback( GtkWidget WXUNUSED(widget), GtkWidget WXUNUSED(child), wxFrame *win )
	67	{
	68	if (!win->m_hasVMT) return;
	69
	70	// Raise the client area area
	71	gdk_window_raise( win->m_wxwindow->window );
	72
	73	win->m_menuBarDetached = true;
	74	win->GtkUpdateSize();
	75	}
	76	}
	77
	78	#endif // wxUSE_MENUS_NATIVE
	79
	80	#if wxUSE_TOOLBAR
	81	//-----------------------------------------------------------------------------
	82	// "child_attached" of tool bar
	83	//-----------------------------------------------------------------------------
	84
	85	extern "C" {
	86	static void gtk_toolbar_attached_callback( GtkWidget WXUNUSED(widget), GtkWidget WXUNUSED(child), wxFrame *win )
	87	{
	88	if (!win->m_hasVMT) return;
	89
	90	win->m_toolBarDetached = false;
	91	win->GtkUpdateSize();
	92	}
	93	}
	94
	95	//-----------------------------------------------------------------------------
	96	// "child_detached" of tool bar
	97	//-----------------------------------------------------------------------------
	98
	99	extern "C" {
	100	static void gtk_toolbar_detached_callback( GtkWidget WXUNUSED(widget), GtkWidget WXUNUSED(child), wxFrame *win )
	101	{
	102	if (!win->m_hasVMT) return;
	103
	104	// Raise the client area area
	105	gdk_window_raise( win->m_wxwindow->window );
	106
	107	win->m_toolBarDetached = true;
	108	win->GtkUpdateSize();
	109	}
	110	}
	111	#endif // wxUSE_TOOLBAR
	112
	113
	114	// ----------------------------------------------------------------------------
	115	// wxFrame itself
	116	// ----------------------------------------------------------------------------
	117
	118	//-----------------------------------------------------------------------------
	119	// InsertChild for wxFrame
	120	//-----------------------------------------------------------------------------
	121
	122	#if wxUSE_TOOLBAR
	123
	124	/* Callback for wxFrame. This very strange beast has to be used because
	125	* C++ has no virtual methods in a constructor. We have to emulate a
	126	* virtual function here as wxWidgets requires different ways to insert
	127	* a child in container classes. */
	128
	129	static void wxInsertChildInFrame(wxWindow* parent, wxWindow* child)
	130	{
	131	wxASSERT( GTK_IS_WIDGET(child->m_widget) );
	132
	133	// These are outside the client area
	134	wxFrame* frame = wx_static_cast(wxFrame*, parent);
	135	gtk_pizza_put( GTK_PIZZA(frame->m_mainWidget),
	136	child->m_widget,
	137	child->m_x,
	138	child->m_y,
	139	child->m_width,
	140	child->m_height );
	141
	142	#if wxUSE_TOOLBAR_NATIVE
	143	// We connect to these events for recalculating the client area
	144	// space when the toolbar is floating
	145	if (wxIS_KIND_OF(child,wxToolBar))
	146	{
	147	if (child->HasFlag(wxTB_DOCKABLE))
	148	{
	149	g_signal_connect (child->m_widget, "child_attached",
	150	G_CALLBACK (gtk_toolbar_attached_callback),
	151	parent);
	152	g_signal_connect (child->m_widget, "child_detached",
	153	G_CALLBACK (gtk_toolbar_detached_callback),
	154	parent);
	155	}
	156	}
	157	#endif // wxUSE_TOOLBAR_NATIVE
	158	}
	159
	160	#endif // wxUSE_TOOLBAR
	161
	162	// ----------------------------------------------------------------------------
	163	// wxFrame creation
	164	// ----------------------------------------------------------------------------
	165
	166	void wxFrame::Init()
	167	{
	168	m_menuBarDetached = false;
	169	m_toolBarDetached = false;
	170	m_menuBarHeight = 2;
	171	m_fsSaveFlag = 0;
	172	}
	173
	174	bool wxFrame::Create( wxWindow *parent,
	175	wxWindowID id,
	176	const wxString& title,
	177	const wxPoint& pos,
	178	const wxSize& sizeOrig,
	179	long style,
	180	const wxString &name )
	181	{
	182	return wxFrameBase::Create(parent, id, title, pos, sizeOrig, style, name);
	183	}
	184
	185	wxFrame::~wxFrame()
	186	{
	187	m_isBeingDeleted = true;
	188	DeleteAllBars();
	189	}
	190
	191	// ----------------------------------------------------------------------------
	192	// overridden wxWindow methods
	193	// ----------------------------------------------------------------------------
	194
	195	void wxFrame::DoGetClientSize( int width, int height ) const
	196	{
	197	wxASSERT_MSG( (m_widget != NULL), wxT("invalid frame") );
	198
	199	wxFrameBase::DoGetClientSize(width, height);
	200
	201	if (height)
	202	{
	203	#if wxUSE_MENUS_NATIVE
	204	// menu bar
	205	if (HasVisibleMenubar() && !m_menuBarDetached)
	206	{
	207	*height -= m_menuBarHeight;
	208	}
	209	#endif // wxUSE_MENUS_NATIVE
	210
	211	#if wxUSE_STATUSBAR
	212	// status bar
	213	if (m_frameStatusBar && GTK_WIDGET_VISIBLE(m_frameStatusBar->m_widget))
	214	*height -= wxSTATUS_HEIGHT;
	215	#endif // wxUSE_STATUSBAR
	216	}
	217
	218	#if wxUSE_TOOLBAR
	219	// tool bar
	220	if (m_frameToolBar &&
	221	GTK_WIDGET_VISIBLE(m_frameToolBar->m_widget) && !m_toolBarDetached)
	222	{
	223	if (m_frameToolBar->IsVertical())
	224	{
	225	if (width)
	226	*width -= m_frameToolBar->GetSize().x;
	227	}
	228	else
	229	{
	230	if (height)
	231	*height -= m_frameToolBar->GetSize().y;
	232	}
	233	}
	234	#endif // wxUSE_TOOLBAR
	235
	236	if (width != NULL && *width < 0)
	237	*width = 0;
	238	if (height != NULL && *height < 0)
	239	*height = 0;
	240	}
	241
	242	bool wxFrame::ShowFullScreen(bool show, long style)
	243	{
	244	if (!wxFrameBase::ShowFullScreen(show, style))
	245	return false;
	246
	247	wxWindow* const bar[] = {
	248	#if wxUSE_MENUS
	249	m_frameMenuBar,
	250	#else
	251	NULL,
	252	#endif
	253	#if wxUSE_TOOLBAR
	254	m_frameToolBar,
	255	#else
	256	NULL,
	257	#endif
	258	#if wxUSE_STATUSBAR
	259	m_frameStatusBar,
	260	#else
	261	NULL,
	262	#endif
	263	};
	264	const long fsNoBar[] = {
	265	wxFULLSCREEN_NOMENUBAR, wxFULLSCREEN_NOTOOLBAR, wxFULLSCREEN_NOSTATUSBAR
	266	};
	267	for (int i = 0; i < 3; i++)
	268	{
	269	if (show)
	270	{
	271	if (bar[i] && (style & fsNoBar[i]))
	272	{
	273	if (bar[i]->IsShown())
	274	bar[i]->Show(false);
	275	else
	276	style &= ~fsNoBar[i];
	277	}
	278	}
	279	else
	280	{
	281	if (bar[i] && (m_fsSaveFlag & fsNoBar[i]))
	282	bar[i]->Show(true);
	283	}
	284	}
	285	if (show)
	286	m_fsSaveFlag = style;
	287
	288	return true;
	289	}
	290
	291	void wxFrame::GtkOnSize()
	292	{
	293	// avoid recursions
	294	if (m_resizing) return;
	295	m_resizing = true;
	296
	297	// this shouldn't happen: wxFrame, wxMDIParentFrame and wxMDIChildFrame have m_wxwindow
	298	wxASSERT_MSG( (m_wxwindow != NULL), wxT("invalid frame") );
	299
	300	// space occupied by m_frameToolBar and m_frameMenuBar
	301	int client_area_x_offset = 0,
	302	client_area_y_offset = 0;
	303
	304	/* wxMDIChildFrame derives from wxFrame but it _is_ a wxWindow as it uses
	305	wxWindow::Create to create it's GTK equivalent. m_mainWidget is only
	306	set in wxFrame::Create so it is used to check what kind of frame we
	307	have here. if m_mainWidget is NULL it is a wxMDIChildFrame and so we
	308	skip the part which handles m_frameMenuBar, m_frameToolBar and (most
	309	importantly) m_mainWidget */
	310
	311	ConstrainSize();
	312
	313	int width, height;
	314	GTKDoGetSize(&width, &height);
	315
	316	if (m_mainWidget)
	317	{
	318	// TODO
	319	// Rewrite this terrible code to using GtkVBox
	320
	321	// m_mainWidget holds the menubar, the toolbar and the client
	322	// area, which is represented by m_wxwindow.
	323
	324	#if wxUSE_MENUS_NATIVE
	325	int menubarHeight = 0;
	326	#endif
	327
	328	#if wxUSE_MENUS_NATIVE
	329	if (HasVisibleMenubar())
	330	{
	331	int xx = m_miniEdge;
	332	int yy = m_miniEdge + m_miniTitle;
	333	int ww = width - 2*m_miniEdge;
	334	if (ww < 0)
	335	ww = 0;
	336	menubarHeight = m_menuBarHeight;
	337	if (m_menuBarDetached) menubarHeight = wxPLACE_HOLDER;
	338	m_frameMenuBar->m_x = xx;
	339	m_frameMenuBar->m_y = yy;
	340	m_frameMenuBar->m_width = ww;
	341	m_frameMenuBar->m_height = menubarHeight;
	342	gtk_pizza_set_size( GTK_PIZZA(m_mainWidget),
	343	m_frameMenuBar->m_widget,
	344	xx, yy, ww, menubarHeight);
	345	client_area_y_offset += menubarHeight;
	346	}
	347	#endif // wxUSE_MENUS_NATIVE
	348
	349	#if wxUSE_TOOLBAR
	350	if ((m_frameToolBar) && m_frameToolBar->IsShown() &&
	351	(m_frameToolBar->m_widget->parent == m_mainWidget))
	352	{
	353	int xx = m_miniEdge;
	354	int yy = m_miniEdge + m_miniTitle
	355	#if wxUSE_MENUS_NATIVE
	356	+ menubarHeight
	357	#endif
	358	;
	359
	360	m_frameToolBar->m_x = xx;
	361	m_frameToolBar->m_y = yy;
	362
	363	// don't change the toolbar's reported height/width
	364	int ww, hh;
	365	if ( m_frameToolBar->GetWindowStyle() & wxTB_VERTICAL )
	366	{
	367	ww = m_toolBarDetached ? wxPLACE_HOLDER
	368	: m_frameToolBar->m_width;
	369	hh = height - 2*m_miniEdge;
	370
	371	client_area_x_offset += ww;
	372	}
	373	else if( m_frameToolBar->HasFlag(wxTB_RIGHT) )
	374	{
	375	yy += 2;
	376	ww = m_toolBarDetached ? wxPLACE_HOLDER
	377	: m_frameToolBar->m_width;
	378	xx = GetClientSize().x - 1;
	379	hh = height - 2*m_miniEdge;
	380	if( hh < 0 )
	381	hh = 0;
	382
	383	}
	384	else if( m_frameToolBar->GetWindowStyle() & wxTB_BOTTOM )
	385	{
	386	xx = m_miniEdge;
	387	yy = GetClientSize().y;
	388	#if wxUSE_MENUS_NATIVE
	389	yy += m_menuBarHeight;
	390	#endif // wxUSE_MENUS_NATIVE
	391	m_frameToolBar->m_x = xx;
	392	m_frameToolBar->m_y = yy;
	393	ww = width - 2*m_miniEdge;
	394	hh = m_toolBarDetached ? wxPLACE_HOLDER
	395	: m_frameToolBar->m_height;
	396	}
	397	else
	398	{
	399	ww = width - 2*m_miniEdge;
	400	hh = m_toolBarDetached ? wxPLACE_HOLDER
	401	: m_frameToolBar->m_height;
	402
	403	client_area_y_offset += hh;
	404	}
	405
	406	if (ww < 0)
	407	ww = 0;
	408	if (hh < 0)
	409	hh = 0;
	410	gtk_pizza_set_size( GTK_PIZZA(m_mainWidget),
	411	m_frameToolBar->m_widget,
	412	xx, yy, ww, hh );
	413	}
	414	#endif // wxUSE_TOOLBAR
	415
	416	int client_x = client_area_x_offset + m_miniEdge;
	417	int client_y = client_area_y_offset + m_miniEdge + m_miniTitle;
	418	int client_w = width - client_area_x_offset - 2*m_miniEdge;
	419	int client_h = height - client_area_y_offset- 2*m_miniEdge - m_miniTitle;
	420	if (client_w < 0)
	421	client_w = 0;
	422	if (client_h < 0)
	423	client_h = 0;
	424	gtk_pizza_set_size( GTK_PIZZA(m_mainWidget),
	425	m_wxwindow,
	426	client_x, client_y, client_w, client_h );
	427	}
	428	else
	429	{
	430	// If there is no m_mainWidget between m_widget and m_wxwindow there
	431	// is no need to set the size or position of m_wxwindow.
	432	}
	433
	434	#if wxUSE_STATUSBAR
	435	if (m_frameStatusBar && m_frameStatusBar->IsShown())
	436	{
	437	int xx = 0 + m_miniEdge;
	438	int yy = height - wxSTATUS_HEIGHT - m_miniEdge - client_area_y_offset;
	439	int ww = width - 2*m_miniEdge;
	440	if (ww < 0)
	441	ww = 0;
	442	int hh = wxSTATUS_HEIGHT;
	443	m_frameStatusBar->m_x = xx;
	444	m_frameStatusBar->m_y = yy;
	445	m_frameStatusBar->m_width = ww;
	446	m_frameStatusBar->m_height = hh;
	447	gtk_pizza_set_size( GTK_PIZZA(m_wxwindow),
	448	m_frameStatusBar->m_widget,
	449	xx, yy, ww, hh );
	450	}
	451	#endif // wxUSE_STATUSBAR
	452
	453	m_sizeSet = true;
	454
	455	// send size event to frame
	456	wxSizeEvent event( wxSize(m_width,m_height), GetId() );
	457	event.SetEventObject( this );
	458	GetEventHandler()->ProcessEvent( event );
	459
	460	#if wxUSE_STATUSBAR
	461	// send size event to status bar
	462	if (m_frameStatusBar)
	463	{
	464	wxSizeEvent event2( wxSize(m_frameStatusBar->m_width,m_frameStatusBar->m_height), m_frameStatusBar->GetId() );
	465	event2.SetEventObject( m_frameStatusBar );
	466	m_frameStatusBar->GetEventHandler()->ProcessEvent( event2 );
	467	}
	468	#endif // wxUSE_STATUSBAR
	469
	470	m_resizing = false;
	471	}
	472
	473	void wxFrame::OnInternalIdle()
	474	{
	475	wxFrameBase::OnInternalIdle();
	476
	477	#if wxUSE_MENUS_NATIVE
	478	if (m_frameMenuBar) m_frameMenuBar->OnInternalIdle();
	479	#endif // wxUSE_MENUS_NATIVE
	480	#if wxUSE_TOOLBAR
	481	if (m_frameToolBar) m_frameToolBar->OnInternalIdle();
	482	#endif
	483	#if wxUSE_STATUSBAR
	484	if (m_frameStatusBar)
	485	{
	486	m_frameStatusBar->OnInternalIdle();
	487
	488	// There may be controls in the status bar that
	489	// need to be updated
	490	for ( wxWindowList::compatibility_iterator node = m_frameStatusBar->GetChildren().GetFirst();
	491	node;
	492	node = node->GetNext() )
	493	{
	494	wxWindow *child = node->GetData();
	495	child->OnInternalIdle();
	496	}
	497	}
	498	#endif
	499	}
	500
	501	// ----------------------------------------------------------------------------
	502	// menu/tool/status bar stuff
	503	// ----------------------------------------------------------------------------
	504
	505	#if wxUSE_MENUS_NATIVE
	506
	507	void wxFrame::DetachMenuBar()
	508	{
	509	wxASSERT_MSG( (m_widget != NULL), wxT("invalid frame") );
	510	wxASSERT_MSG( (m_wxwindow != NULL), wxT("invalid frame") );
	511
	512	if ( m_frameMenuBar )
	513	{
	514	m_frameMenuBar->UnsetInvokingWindow( this );
	515
	516	if (m_frameMenuBar->GetWindowStyle() & wxMB_DOCKABLE)
	517	{
	518	g_signal_handlers_disconnect_by_func (m_frameMenuBar->m_widget,
	519	(gpointer) gtk_menu_attached_callback,
	520	this);
	521
	522	g_signal_handlers_disconnect_by_func (m_frameMenuBar->m_widget,
	523	(gpointer) gtk_menu_detached_callback,
	524	this);
	525	}
	526
	527	gtk_widget_ref( m_frameMenuBar->m_widget );
	528
	529	gtk_container_remove( GTK_CONTAINER(m_mainWidget), m_frameMenuBar->m_widget );
	530	}
	531
	532	wxFrameBase::DetachMenuBar();
	533	}
	534
	535	void wxFrame::AttachMenuBar( wxMenuBar *menuBar )
	536	{
	537	wxFrameBase::AttachMenuBar(menuBar);
	538
	539	if (m_frameMenuBar)
	540	{
	541	m_frameMenuBar->SetInvokingWindow( this );
	542
	543	m_frameMenuBar->SetParent(this);
	544	gtk_pizza_put( GTK_PIZZA(m_mainWidget),
	545	m_frameMenuBar->m_widget,
	546	m_frameMenuBar->m_x,
	547	m_frameMenuBar->m_y,
	548	m_frameMenuBar->m_width,
	549	m_frameMenuBar->m_height );
	550
	551	if (menuBar->GetWindowStyle() & wxMB_DOCKABLE)
	552	{
	553	g_signal_connect (menuBar->m_widget, "child_attached",
	554	G_CALLBACK (gtk_menu_attached_callback),
	555	this);
	556	g_signal_connect (menuBar->m_widget, "child_detached",
	557	G_CALLBACK (gtk_menu_detached_callback),
	558	this);
	559	}
	560
	561	gtk_widget_show( m_frameMenuBar->m_widget );
	562
	563	UpdateMenuBarSize();
	564	}
	565	else
	566	{
	567	m_menuBarHeight = 2;
	568	GtkUpdateSize(); // resize window in OnInternalIdle
	569	}
	570	}
	571
	572	void wxFrame::UpdateMenuBarSize()
	573	{
	574	m_menuBarHeight = 2;
	575
	576	// this is called after Remove with a NULL m_frameMenuBar
	577	if ( m_frameMenuBar )
	578	{
	579	GtkRequisition req;
	580	gtk_widget_ensure_style(m_frameMenuBar->m_widget);
	581	// have to call class method directly because
	582	// "size_request" signal is overridden by wx
	583	GTK_WIDGET_GET_CLASS(m_frameMenuBar->m_widget)->size_request(
	584	m_frameMenuBar->m_widget, &req);
	585
	586	m_menuBarHeight = req.height;
	587	}
	588
	589	// resize window in OnInternalIdle
	590	GtkUpdateSize();
	591	}
	592
	593	bool wxFrame::HasVisibleMenubar() const
	594	{
	595	return m_frameMenuBar && m_frameMenuBar->IsShown();
	596	}
	597	#endif // wxUSE_MENUS_NATIVE
	598
	599	#if wxUSE_TOOLBAR
	600
	601	wxToolBar* wxFrame::CreateToolBar( long style, wxWindowID id, const wxString& name )
	602	{
	603	wxASSERT_MSG( (m_widget != NULL), wxT("invalid frame") );
	604
	605	InsertChildFunction save = m_insertCallback;
	606	m_insertCallback = wxInsertChildInFrame;
	607	m_frameToolBar = wxFrameBase::CreateToolBar( style, id, name );
	608	m_insertCallback = save;
	609
	610	GtkUpdateSize();
	611
	612	return m_frameToolBar;
	613	}
	614
	615	void wxFrame::SetToolBar(wxToolBar *toolbar)
	616	{
	617	bool hadTbar = m_frameToolBar != NULL;
	618
	619	wxFrameBase::SetToolBar(toolbar);
	620
	621	if ( m_frameToolBar )
	622	{
	623	// insert into toolbar area if not already there
	624	if ((m_frameToolBar->m_widget->parent) &&
	625	(m_frameToolBar->m_widget->parent != m_mainWidget))
	626	{
	627	GetChildren().DeleteObject( m_frameToolBar );
	628
	629	gtk_widget_reparent( m_frameToolBar->m_widget, m_mainWidget );
	630	GtkUpdateSize();
	631	}
	632	}
	633	else // toolbar unset
	634	{
	635	// still need to update size if it had been there before
	636	if ( hadTbar )
	637	{
	638	GtkUpdateSize();
	639	}
	640	}
	641	}
	642
	643	#endif // wxUSE_TOOLBAR
	644
	645	#if wxUSE_STATUSBAR
	646
	647	wxStatusBar* wxFrame::CreateStatusBar(int number,
	648	long style,
	649	wxWindowID id,
	650	const wxString& name)
	651	{
	652	wxASSERT_MSG( (m_widget != NULL), wxT("invalid frame") );
	653
	654	// because it will change when toolbar is added
	655	GtkUpdateSize();
	656
	657	return wxFrameBase::CreateStatusBar( number, style, id, name );
	658	}
	659
	660	void wxFrame::SetStatusBar(wxStatusBar *statbar)
	661	{
	662	bool hadStatBar = m_frameStatusBar != NULL;
	663
	664	wxFrameBase::SetStatusBar(statbar);
	665
	666	if (hadStatBar && !m_frameStatusBar)
	667	GtkUpdateSize();
	668	}
	669
	670	void wxFrame::PositionStatusBar()
	671	{
	672	if ( !m_frameStatusBar )
	673	return;
	674
	675	GtkUpdateSize();
	676	}
	677	#endif // wxUSE_STATUSBAR