src/gtk/frame.cpp

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

// ============================================================================
// declarations
// ============================================================================

// ----------------------------------------------------------------------------
// headers
// ----------------------------------------------------------------------------

#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
    #pragma implementation "frame.h"
#endif

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

#include "wx/defs.h"

#include "wx/frame.h"
#include "wx/dialog.h"
#include "wx/control.h"
#include "wx/app.h"
#include "wx/menu.h"
#if wxUSE_TOOLBAR
    #include "wx/toolbar.h"
#endif
#if wxUSE_STATUSBAR
    #include "wx/statusbr.h"
#endif
#include "wx/dcclient.h"

#include <glib.h>
#include "wx/gtk/private.h"

#include <gdk/gdkkeysyms.h>
#include <gdk/gdkx.h>

#include "wx/gtk/win_gtk.h"

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

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

// ----------------------------------------------------------------------------
// idle system
// ----------------------------------------------------------------------------

extern void wxapp_install_idle_handler();
extern bool g_isIdle;
extern int g_openDialogs;

// ----------------------------------------------------------------------------
// 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 (g_isIdle)
        wxapp_install_idle_handler();

    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 (g_isIdle)
        wxapp_install_idle_handler();

    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
//-----------------------------------------------------------------------------

/* 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( wxFrame* parent, wxWindow* child )
{
    wxASSERT( GTK_IS_WIDGET(child->m_widget) );

    if (!parent->m_insertInClientArea)
    {
        // These are outside the client area
        wxFrame* frame = (wxFrame*) parent;
        gtk_pizza_put( GTK_PIZZA(frame->m_mainWidget),
                         GTK_WIDGET(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))
        {
            wxToolBar *toolBar = (wxToolBar*) child;
            if (toolBar->GetWindowStyle() & wxTB_DOCKABLE)
            {
                gtk_signal_connect( GTK_OBJECT(toolBar->m_widget), "child_attached",
                    GTK_SIGNAL_FUNC(gtk_toolbar_attached_callback), (gpointer)parent );

                gtk_signal_connect( GTK_OBJECT(toolBar->m_widget), "child_detached",
                    GTK_SIGNAL_FUNC(gtk_toolbar_detached_callback), (gpointer)parent );
            }
        }
#endif // wxUSE_TOOLBAR
    }
    else
    {
        // These are inside the client area
        gtk_pizza_put( GTK_PIZZA(parent->m_wxwindow),
                         GTK_WIDGET(child->m_widget),
                         child->m_x,
                         child->m_y,
                         child->m_width,
                         child->m_height );
    }

    // Resize on OnInternalIdle
    parent->GtkUpdateSize();
}

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

void wxFrame::Init()
{
    m_menuBarDetached = FALSE;
    m_toolBarDetached = FALSE;
    m_menuBarHeight = 2;
}

bool wxFrame::Create( wxWindow *parent,
                      wxWindowID id,
                      const wxString& title,
                      const wxPoint& pos,
                      const wxSize& sizeOrig,
                      long style,
                      const wxString &name )
{
    bool rt = wxTopLevelWindow::Create(parent, id, title, pos, sizeOrig,
                                       style, name);
    m_insertCallback = (wxInsertChildFunction) wxInsertChildInFrame;

    return rt;
}

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") );

    wxTopLevelWindow::DoGetClientSize( width, height );

    if (height)
    {
#if wxUSE_MENUS_NATIVE
        // menu bar
        if (m_frameMenuBar)
        {
            if (!m_menuBarDetached)
                (*height) -= m_menuBarHeight;
            else
                (*height) -= wxPLACE_HOLDER;
        }
#endif // wxUSE_MENUS_NATIVE

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

#if wxUSE_TOOLBAR
        // tool bar
        if (m_frameToolBar && m_frameToolBar->IsShown())
        {
            if (m_toolBarDetached)
            {
                *height -= wxPLACE_HOLDER;
            }
            else
            {
                int x, y;
                m_frameToolBar->GetSize( &x, &y );
                if ( m_frameToolBar->GetWindowStyle() & wxTB_VERTICAL )
                {
                    *width -= x;
                }
                else
                {
                    *height -= y;
                }
            }
        }
#endif // wxUSE_TOOLBAR
    }
}

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

#if wxUSE_MENUS_NATIVE
        // menu bar
        if (m_frameMenuBar)
        {
            if (!m_menuBarDetached)
                height += m_menuBarHeight;
            else
                height += wxPLACE_HOLDER;
        }
#endif // wxUSE_MENUS_NATIVE

#if wxUSE_STATUSBAR
        // status bar
        if (m_frameStatusBar && m_frameStatusBar->IsShown()) height += wxSTATUS_HEIGHT;
#endif

#if wxUSE_TOOLBAR
        // tool bar
        if (m_frameToolBar && m_frameToolBar->IsShown())
        {
            if (m_toolBarDetached)
            {
                height += wxPLACE_HOLDER;
            }
            else
            {
                int x, y;
                m_frameToolBar->GetSize( &x, &y );
                if ( m_frameToolBar->GetWindowStyle() & wxTB_VERTICAL )
                {
                    width += x;
                }
                else
                {
                    height += y;
                }
            }
        }
#endif

    wxTopLevelWindow::DoSetClientSize( width, height );
}

void wxFrame::GtkOnSize( int WXUNUSED(x), int WXUNUSED(y),
                         int width, int height )
{
    // due to a bug in gtk, x,y are always 0
    // m_x = x;
    // m_y = y;

    // 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") );

    m_width = width;
    m_height = height;

    // 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 */

    int minWidth = GetMinWidth(),
        minHeight = GetMinHeight(),
        maxWidth = GetMaxWidth(),
        maxHeight = GetMaxHeight();

    if ((minWidth != -1) && (m_width < minWidth)) m_width = minWidth;
    if ((minHeight != -1) && (m_height < minHeight)) m_height = minHeight;
    if ((maxWidth != -1) && (m_width > maxWidth)) m_width = maxWidth;
    if ((maxHeight != -1) && (m_height > maxHeight)) m_height = maxHeight;

    if (m_mainWidget)
    {
        // set size hints
        gint flag = 0; // GDK_HINT_POS;
        if ((minWidth != -1) || (minHeight != -1)) flag |= GDK_HINT_MIN_SIZE;
        if ((maxWidth != -1) || (maxHeight != -1)) flag |= GDK_HINT_MAX_SIZE;
        GdkGeometry geom;
        geom.min_width = minWidth;
        geom.min_height = minHeight;
        geom.max_width = maxWidth;
        geom.max_height = maxHeight;
        gtk_window_set_geometry_hints( GTK_WINDOW(m_widget),
                                       (GtkWidget*) NULL,
                                       &geom,
                                       (GdkWindowHints) flag );

        // I revert back to wxGTK's original behaviour. m_mainWidget holds
        // the menubar, the toolbar and the client area, which is represented
        // by m_wxwindow.
        // This hurts in the eye, but I don't want to call SetSize()
        // because I don't want to call any non-native functions here.

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

            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 = m_height - 2*m_miniEdge;

                client_area_x_offset += ww;
            }
            else
            {
                ww = m_width - 2*m_miniEdge;
                hh = m_toolBarDetached ? wxPLACE_HOLDER
                                       : m_frameToolBar->m_height;

                client_area_y_offset += hh;
            }

            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 = m_width - client_area_x_offset - 2*m_miniEdge;
        int client_h = m_height - client_area_y_offset- 2*m_miniEdge - m_miniTitle;
        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 = m_height - wxSTATUS_HEIGHT - m_miniEdge - client_area_y_offset;
        int ww = m_width - 2*m_miniEdge;
        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 );
        gtk_widget_draw( m_frameStatusBar->m_widget, (GdkRectangle*) NULL );
    }
#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)
        {
            gtk_signal_disconnect_by_func( GTK_OBJECT(m_frameMenuBar->m_widget),
                GTK_SIGNAL_FUNC(gtk_menu_attached_callback), (gpointer)this );

            gtk_signal_disconnect_by_func( GTK_OBJECT(m_frameMenuBar->m_widget),
                GTK_SIGNAL_FUNC(gtk_menu_detached_callback), (gpointer)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)
        {
            gtk_signal_connect( GTK_OBJECT(menuBar->m_widget), "child_attached",
                GTK_SIGNAL_FUNC(gtk_menu_attached_callback), (gpointer)this );

            gtk_signal_connect( GTK_OBJECT(menuBar->m_widget), "child_detached",
                GTK_SIGNAL_FUNC(gtk_menu_detached_callback), (gpointer)this );
        }

        gtk_widget_show( m_frameMenuBar->m_widget );

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

void wxFrame::UpdateMenuBarSize()
{
    GtkRequisition  req;

    req.width = 2;
    req.height = 2;

    // this is called after Remove with a NULL m_frameMenuBar
    if ( m_frameMenuBar )
    (* GTK_WIDGET_CLASS( GTK_OBJECT_GET_CLASS(m_frameMenuBar->m_widget) )->size_request )
        (m_frameMenuBar->m_widget, &req );

    m_menuBarHeight = req.height;

        // resize window in OnInternalIdle

    GtkUpdateSize();
}

#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") );

    m_insertInClientArea = FALSE;

    m_frameToolBar = wxFrameBase::CreateToolBar( style, id, name );

    m_insertInClientArea = TRUE;

    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: frame.cpp
	3	// Purpose:
	4	// Author: Robert Roebling
	5	// Id: $Id$
	6	// Copyright: (c) 1998 Robert Roebling
	7	// Licence: wxWindows licence
	8	/////////////////////////////////////////////////////////////////////////////
	9
	10	// ============================================================================
	11	// declarations
	12	// ============================================================================
	13
	14	// ----------------------------------------------------------------------------
	15	// headers
	16	// ----------------------------------------------------------------------------
	17
	18	#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
	19	#pragma implementation "frame.h"
	20	#endif
	21
	22	// For compilers that support precompilation, includes "wx.h".
	23	#include "wx/wxprec.h"
	24
	25	#include "wx/defs.h"
	26
	27	#include "wx/frame.h"
	28	#include "wx/dialog.h"
	29	#include "wx/control.h"
	30	#include "wx/app.h"
	31	#include "wx/menu.h"
	32	#if wxUSE_TOOLBAR
	33	#include "wx/toolbar.h"
	34	#endif
	35	#if wxUSE_STATUSBAR
	36	#include "wx/statusbr.h"
	37	#endif
	38	#include "wx/dcclient.h"
	39
	40	#include <glib.h>
	41	#include "wx/gtk/private.h"
	42
	43	#include <gdk/gdkkeysyms.h>
	44	#include <gdk/gdkx.h>
	45
	46	#include "wx/gtk/win_gtk.h"
	47
	48	// ----------------------------------------------------------------------------
	49	// constants
	50	// ----------------------------------------------------------------------------
	51
	52	const int wxSTATUS_HEIGHT = 25;
	53	const int wxPLACE_HOLDER = 0;
	54
	55	// ----------------------------------------------------------------------------
	56	// idle system
	57	// ----------------------------------------------------------------------------
	58
	59	extern void wxapp_install_idle_handler();
	60	extern bool g_isIdle;
	61	extern int g_openDialogs;
	62
	63	// ----------------------------------------------------------------------------
	64	// event tables
	65	// ----------------------------------------------------------------------------
	66
	67	IMPLEMENT_DYNAMIC_CLASS(wxFrame, wxTopLevelWindow)
	68
	69	// ============================================================================
	70	// implementation
	71	// ============================================================================
	72
	73	// ----------------------------------------------------------------------------
	74	// GTK callbacks
	75	// ----------------------------------------------------------------------------
	76
	77	#if wxUSE_MENUS_NATIVE
	78
	79	//-----------------------------------------------------------------------------
	80	// "child_attached" of menu bar
	81	//-----------------------------------------------------------------------------
	82
	83	extern "C" {
	84	static void gtk_menu_attached_callback( GtkWidget WXUNUSED(widget), GtkWidget WXUNUSED(child), wxFrame *win )
	85	{
	86	if (!win->m_hasVMT) return;
	87
	88	win->m_menuBarDetached = FALSE;
	89	win->GtkUpdateSize();
	90	}
	91	}
	92
	93	//-----------------------------------------------------------------------------
	94	// "child_detached" of menu bar
	95	//-----------------------------------------------------------------------------
	96
	97	extern "C" {
	98	static void gtk_menu_detached_callback( GtkWidget WXUNUSED(widget), GtkWidget WXUNUSED(child), wxFrame *win )
	99	{
	100	if (g_isIdle)
	101	wxapp_install_idle_handler();
	102
	103	if (!win->m_hasVMT) return;
	104
	105	// Raise the client area area
	106	gdk_window_raise( win->m_wxwindow->window );
	107
	108	win->m_menuBarDetached = TRUE;
	109	win->GtkUpdateSize();
	110	}
	111	}
	112
	113	#endif // wxUSE_MENUS_NATIVE
	114
	115	#if wxUSE_TOOLBAR
	116	//-----------------------------------------------------------------------------
	117	// "child_attached" of tool bar
	118	//-----------------------------------------------------------------------------
	119
	120	extern "C" {
	121	static void gtk_toolbar_attached_callback( GtkWidget WXUNUSED(widget), GtkWidget WXUNUSED(child), wxFrame *win )
	122	{
	123	if (!win->m_hasVMT) return;
	124
	125	win->m_toolBarDetached = FALSE;
	126	win->GtkUpdateSize();
	127	}
	128	}
	129
	130	//-----------------------------------------------------------------------------
	131	// "child_detached" of tool bar
	132	//-----------------------------------------------------------------------------
	133
	134	extern "C" {
	135	static void gtk_toolbar_detached_callback( GtkWidget WXUNUSED(widget), GtkWidget WXUNUSED(child), wxFrame *win )
	136	{
	137	if (g_isIdle)
	138	wxapp_install_idle_handler();
	139
	140	if (!win->m_hasVMT) return;
	141
	142	// Raise the client area area
	143	gdk_window_raise( win->m_wxwindow->window );
	144
	145	win->m_toolBarDetached = TRUE;
	146	win->GtkUpdateSize();
	147	}
	148	}
	149	#endif // wxUSE_TOOLBAR
	150
	151
	152	// ----------------------------------------------------------------------------
	153	// wxFrame itself
	154	// ----------------------------------------------------------------------------
	155
	156	//-----------------------------------------------------------------------------
	157	// InsertChild for wxFrame
	158	//-----------------------------------------------------------------------------
	159
	160	/* Callback for wxFrame. This very strange beast has to be used because
	161	* C++ has no virtual methods in a constructor. We have to emulate a
	162	* virtual function here as wxWidgets requires different ways to insert
	163	* a child in container classes. */
	164
	165	static void wxInsertChildInFrame( wxFrame* parent, wxWindow* child )
	166	{
	167	wxASSERT( GTK_IS_WIDGET(child->m_widget) );
	168
	169	if (!parent->m_insertInClientArea)
	170	{
	171	// These are outside the client area
	172	wxFrame* frame = (wxFrame*) parent;
	173	gtk_pizza_put( GTK_PIZZA(frame->m_mainWidget),
	174	GTK_WIDGET(child->m_widget),
	175	child->m_x,
	176	child->m_y,
	177	child->m_width,
	178	child->m_height );
	179
	180	#if wxUSE_TOOLBAR_NATIVE
	181	// We connect to these events for recalculating the client area
	182	// space when the toolbar is floating
	183	if (wxIS_KIND_OF(child,wxToolBar))
	184	{
	185	wxToolBar toolBar = (wxToolBar) child;
	186	if (toolBar->GetWindowStyle() & wxTB_DOCKABLE)
	187	{
	188	gtk_signal_connect( GTK_OBJECT(toolBar->m_widget), "child_attached",
	189	GTK_SIGNAL_FUNC(gtk_toolbar_attached_callback), (gpointer)parent );
	190
	191	gtk_signal_connect( GTK_OBJECT(toolBar->m_widget), "child_detached",
	192	GTK_SIGNAL_FUNC(gtk_toolbar_detached_callback), (gpointer)parent );
	193	}
	194	}
	195	#endif // wxUSE_TOOLBAR
	196	}
	197	else
	198	{
	199	// These are inside the client area
	200	gtk_pizza_put( GTK_PIZZA(parent->m_wxwindow),
	201	GTK_WIDGET(child->m_widget),
	202	child->m_x,
	203	child->m_y,
	204	child->m_width,
	205	child->m_height );
	206	}
	207
	208	// Resize on OnInternalIdle
	209	parent->GtkUpdateSize();
	210	}
	211
	212	// ----------------------------------------------------------------------------
	213	// wxFrame creation
	214	// ----------------------------------------------------------------------------
	215
	216	void wxFrame::Init()
	217	{
	218	m_menuBarDetached = FALSE;
	219	m_toolBarDetached = FALSE;
	220	m_menuBarHeight = 2;
	221	}
	222
	223	bool wxFrame::Create( wxWindow *parent,
	224	wxWindowID id,
	225	const wxString& title,
	226	const wxPoint& pos,
	227	const wxSize& sizeOrig,
	228	long style,
	229	const wxString &name )
	230	{
	231	bool rt = wxTopLevelWindow::Create(parent, id, title, pos, sizeOrig,
	232	style, name);
	233	m_insertCallback = (wxInsertChildFunction) wxInsertChildInFrame;
	234
	235	return rt;
	236	}
	237
	238	wxFrame::~wxFrame()
	239	{
	240	m_isBeingDeleted = TRUE;
	241	DeleteAllBars();
	242	}
	243
	244	// ----------------------------------------------------------------------------
	245	// overridden wxWindow methods
	246	// ----------------------------------------------------------------------------
	247
	248	void wxFrame::DoGetClientSize( int width, int height ) const
	249	{
	250	wxASSERT_MSG( (m_widget != NULL), wxT("invalid frame") );
	251
	252	wxTopLevelWindow::DoGetClientSize( width, height );
	253
	254	if (height)
	255	{
	256	#if wxUSE_MENUS_NATIVE
	257	// menu bar
	258	if (m_frameMenuBar)
	259	{
	260	if (!m_menuBarDetached)
	261	(*height) -= m_menuBarHeight;
	262	else
	263	(*height) -= wxPLACE_HOLDER;
	264	}
	265	#endif // wxUSE_MENUS_NATIVE
	266
	267	#if wxUSE_STATUSBAR
	268	// status bar
	269	if (m_frameStatusBar && m_frameStatusBar->IsShown())
	270	(*height) -= wxSTATUS_HEIGHT;
	271	#endif // wxUSE_STATUSBAR
	272
	273	#if wxUSE_TOOLBAR
	274	// tool bar
	275	if (m_frameToolBar && m_frameToolBar->IsShown())
	276	{
	277	if (m_toolBarDetached)
	278	{
	279	*height -= wxPLACE_HOLDER;
	280	}
	281	else
	282	{
	283	int x, y;
	284	m_frameToolBar->GetSize( &x, &y );
	285	if ( m_frameToolBar->GetWindowStyle() & wxTB_VERTICAL )
	286	{
	287	*width -= x;
	288	}
	289	else
	290	{
	291	*height -= y;
	292	}
	293	}
	294	}
	295	#endif // wxUSE_TOOLBAR
	296	}
	297	}
	298
	299	void wxFrame::DoSetClientSize( int width, int height )
	300	{
	301	wxASSERT_MSG( (m_widget != NULL), wxT("invalid frame") );
	302
	303	#if wxUSE_MENUS_NATIVE
	304	// menu bar
	305	if (m_frameMenuBar)
	306	{
	307	if (!m_menuBarDetached)
	308	height += m_menuBarHeight;
	309	else
	310	height += wxPLACE_HOLDER;
	311	}
	312	#endif // wxUSE_MENUS_NATIVE
	313
	314	#if wxUSE_STATUSBAR
	315	// status bar
	316	if (m_frameStatusBar && m_frameStatusBar->IsShown()) height += wxSTATUS_HEIGHT;
	317	#endif
	318
	319	#if wxUSE_TOOLBAR
	320	// tool bar
	321	if (m_frameToolBar && m_frameToolBar->IsShown())
	322	{
	323	if (m_toolBarDetached)
	324	{
	325	height += wxPLACE_HOLDER;
	326	}
	327	else
	328	{
	329	int x, y;
	330	m_frameToolBar->GetSize( &x, &y );
	331	if ( m_frameToolBar->GetWindowStyle() & wxTB_VERTICAL )
	332	{
	333	width += x;
	334	}
	335	else
	336	{
	337	height += y;
	338	}
	339	}
	340	}
	341	#endif
	342
	343	wxTopLevelWindow::DoSetClientSize( width, height );
	344	}
	345
	346	void wxFrame::GtkOnSize( int WXUNUSED(x), int WXUNUSED(y),
	347	int width, int height )
	348	{
	349	// due to a bug in gtk, x,y are always 0
	350	// m_x = x;
	351	// m_y = y;
	352
	353	// avoid recursions
	354	if (m_resizing) return;
	355	m_resizing = TRUE;
	356
	357	// this shouldn't happen: wxFrame, wxMDIParentFrame and wxMDIChildFrame have m_wxwindow
	358	wxASSERT_MSG( (m_wxwindow != NULL), wxT("invalid frame") );
	359
	360	m_width = width;
	361	m_height = height;
	362
	363	// space occupied by m_frameToolBar and m_frameMenuBar
	364	int client_area_x_offset = 0,
	365	client_area_y_offset = 0;
	366
	367	/* wxMDIChildFrame derives from wxFrame but it _is_ a wxWindow as it uses
	368	wxWindow::Create to create it's GTK equivalent. m_mainWidget is only
	369	set in wxFrame::Create so it is used to check what kind of frame we
	370	have here. if m_mainWidget is NULL it is a wxMDIChildFrame and so we
	371	skip the part which handles m_frameMenuBar, m_frameToolBar and (most
	372	importantly) m_mainWidget */
	373
	374	int minWidth = GetMinWidth(),
	375	minHeight = GetMinHeight(),
	376	maxWidth = GetMaxWidth(),
	377	maxHeight = GetMaxHeight();
	378
	379	if ((minWidth != -1) && (m_width < minWidth)) m_width = minWidth;
	380	if ((minHeight != -1) && (m_height < minHeight)) m_height = minHeight;
	381	if ((maxWidth != -1) && (m_width > maxWidth)) m_width = maxWidth;
	382	if ((maxHeight != -1) && (m_height > maxHeight)) m_height = maxHeight;
	383
	384	if (m_mainWidget)
	385	{
	386	// set size hints
	387	gint flag = 0; // GDK_HINT_POS;
	388	if ((minWidth != -1) \|\| (minHeight != -1)) flag \|= GDK_HINT_MIN_SIZE;
	389	if ((maxWidth != -1) \|\| (maxHeight != -1)) flag \|= GDK_HINT_MAX_SIZE;
	390	GdkGeometry geom;
	391	geom.min_width = minWidth;
	392	geom.min_height = minHeight;
	393	geom.max_width = maxWidth;
	394	geom.max_height = maxHeight;
	395	gtk_window_set_geometry_hints( GTK_WINDOW(m_widget),
	396	(GtkWidget*) NULL,
	397	&geom,
	398	(GdkWindowHints) flag );
	399
	400	// I revert back to wxGTK's original behaviour. m_mainWidget holds
	401	// the menubar, the toolbar and the client area, which is represented
	402	// by m_wxwindow.
	403	// This hurts in the eye, but I don't want to call SetSize()
	404	// because I don't want to call any non-native functions here.
	405
	406	#if wxUSE_MENUS_NATIVE
	407	if (m_frameMenuBar)
	408	{
	409	int xx = m_miniEdge;
	410	int yy = m_miniEdge + m_miniTitle;
	411	int ww = m_width - 2*m_miniEdge;
	412	int hh = m_menuBarHeight;
	413	if (m_menuBarDetached) hh = wxPLACE_HOLDER;
	414	m_frameMenuBar->m_x = xx;
	415	m_frameMenuBar->m_y = yy;
	416	m_frameMenuBar->m_width = ww;
	417	m_frameMenuBar->m_height = hh;
	418	gtk_pizza_set_size( GTK_PIZZA(m_mainWidget),
	419	m_frameMenuBar->m_widget,
	420	xx, yy, ww, hh );
	421	client_area_y_offset += hh;
	422	}
	423	#endif // wxUSE_MENUS_NATIVE
	424
	425	#if wxUSE_TOOLBAR
	426	if ((m_frameToolBar) && m_frameToolBar->IsShown() &&
	427	(m_frameToolBar->m_widget->parent == m_mainWidget))
	428	{
	429	int xx = m_miniEdge;
	430	int yy = m_miniEdge + m_miniTitle;
	431	#if wxUSE_MENUS_NATIVE
	432	if (m_frameMenuBar)
	433	{
	434	if (!m_menuBarDetached)
	435	yy += m_menuBarHeight;
	436	else
	437	yy += wxPLACE_HOLDER;
	438	}
	439	#endif // wxUSE_MENUS_NATIVE
	440
	441	m_frameToolBar->m_x = xx;
	442	m_frameToolBar->m_y = yy;
	443
	444	// don't change the toolbar's reported height/width
	445	int ww, hh;
	446	if ( m_frameToolBar->GetWindowStyle() & wxTB_VERTICAL )
	447	{
	448	ww = m_toolBarDetached ? wxPLACE_HOLDER
	449	: m_frameToolBar->m_width;
	450	hh = m_height - 2*m_miniEdge;
	451
	452	client_area_x_offset += ww;
	453	}
	454	else
	455	{
	456	ww = m_width - 2*m_miniEdge;
	457	hh = m_toolBarDetached ? wxPLACE_HOLDER
	458	: m_frameToolBar->m_height;
	459
	460	client_area_y_offset += hh;
	461	}
	462
	463	gtk_pizza_set_size( GTK_PIZZA(m_mainWidget),
	464	m_frameToolBar->m_widget,
	465	xx, yy, ww, hh );
	466	}
	467	#endif // wxUSE_TOOLBAR
	468
	469	int client_x = client_area_x_offset + m_miniEdge;
	470	int client_y = client_area_y_offset + m_miniEdge + m_miniTitle;
	471	int client_w = m_width - client_area_x_offset - 2*m_miniEdge;
	472	int client_h = m_height - client_area_y_offset- 2*m_miniEdge - m_miniTitle;
	473	gtk_pizza_set_size( GTK_PIZZA(m_mainWidget),
	474	m_wxwindow,
	475	client_x, client_y, client_w, client_h );
	476	}
	477	else
	478	{
	479	// If there is no m_mainWidget between m_widget and m_wxwindow there
	480	// is no need to set the size or position of m_wxwindow.
	481	}
	482
	483	#if wxUSE_STATUSBAR
	484	if (m_frameStatusBar && m_frameStatusBar->IsShown())
	485	{
	486	int xx = 0 + m_miniEdge;
	487	int yy = m_height - wxSTATUS_HEIGHT - m_miniEdge - client_area_y_offset;
	488	int ww = m_width - 2*m_miniEdge;
	489	int hh = wxSTATUS_HEIGHT;
	490	m_frameStatusBar->m_x = xx;
	491	m_frameStatusBar->m_y = yy;
	492	m_frameStatusBar->m_width = ww;
	493	m_frameStatusBar->m_height = hh;
	494	gtk_pizza_set_size( GTK_PIZZA(m_wxwindow),
	495	m_frameStatusBar->m_widget,
	496	xx, yy, ww, hh );
	497	gtk_widget_draw( m_frameStatusBar->m_widget, (GdkRectangle*) NULL );
	498	}
	499	#endif // wxUSE_STATUSBAR
	500
	501	m_sizeSet = TRUE;
	502
	503	// send size event to frame
	504	wxSizeEvent event( wxSize(m_width,m_height), GetId() );
	505	event.SetEventObject( this );
	506	GetEventHandler()->ProcessEvent( event );
	507
	508	#if wxUSE_STATUSBAR
	509	// send size event to status bar
	510	if (m_frameStatusBar)
	511	{
	512	wxSizeEvent event2( wxSize(m_frameStatusBar->m_width,m_frameStatusBar->m_height), m_frameStatusBar->GetId() );
	513	event2.SetEventObject( m_frameStatusBar );
	514	m_frameStatusBar->GetEventHandler()->ProcessEvent( event2 );
	515	}
	516	#endif // wxUSE_STATUSBAR
	517
	518	m_resizing = FALSE;
	519	}
	520
	521	void wxFrame::OnInternalIdle()
	522	{
	523	wxFrameBase::OnInternalIdle();
	524
	525	#if wxUSE_MENUS_NATIVE
	526	if (m_frameMenuBar) m_frameMenuBar->OnInternalIdle();
	527	#endif // wxUSE_MENUS_NATIVE
	528	#if wxUSE_TOOLBAR
	529	if (m_frameToolBar) m_frameToolBar->OnInternalIdle();
	530	#endif
	531	#if wxUSE_STATUSBAR
	532	if (m_frameStatusBar)
	533	{
	534	m_frameStatusBar->OnInternalIdle();
	535
	536	// There may be controls in the status bar that
	537	// need to be updated
	538	for ( wxWindowList::compatibility_iterator node = m_frameStatusBar->GetChildren().GetFirst();
	539	node;
	540	node = node->GetNext() )
	541	{
	542	wxWindow *child = node->GetData();
	543	child->OnInternalIdle();
	544	}
	545	}
	546	#endif
	547	}
	548
	549	// ----------------------------------------------------------------------------
	550	// menu/tool/status bar stuff
	551	// ----------------------------------------------------------------------------
	552
	553	#if wxUSE_MENUS_NATIVE
	554
	555	void wxFrame::DetachMenuBar()
	556	{
	557	wxASSERT_MSG( (m_widget != NULL), wxT("invalid frame") );
	558	wxASSERT_MSG( (m_wxwindow != NULL), wxT("invalid frame") );
	559
	560	if ( m_frameMenuBar )
	561	{
	562	m_frameMenuBar->UnsetInvokingWindow( this );
	563
	564	if (m_frameMenuBar->GetWindowStyle() & wxMB_DOCKABLE)
	565	{
	566	gtk_signal_disconnect_by_func( GTK_OBJECT(m_frameMenuBar->m_widget),
	567	GTK_SIGNAL_FUNC(gtk_menu_attached_callback), (gpointer)this );
	568
	569	gtk_signal_disconnect_by_func( GTK_OBJECT(m_frameMenuBar->m_widget),
	570	GTK_SIGNAL_FUNC(gtk_menu_detached_callback), (gpointer)this );
	571	}
	572
	573	gtk_widget_ref( m_frameMenuBar->m_widget );
	574
	575	gtk_container_remove( GTK_CONTAINER(m_mainWidget), m_frameMenuBar->m_widget );
	576	}
	577
	578	wxFrameBase::DetachMenuBar();
	579	}
	580
	581	void wxFrame::AttachMenuBar( wxMenuBar *menuBar )
	582	{
	583	wxFrameBase::AttachMenuBar(menuBar);
	584
	585	if (m_frameMenuBar)
	586	{
	587	m_frameMenuBar->SetInvokingWindow( this );
	588
	589	m_frameMenuBar->SetParent(this);
	590	gtk_pizza_put( GTK_PIZZA(m_mainWidget),
	591	m_frameMenuBar->m_widget,
	592	m_frameMenuBar->m_x,
	593	m_frameMenuBar->m_y,
	594	m_frameMenuBar->m_width,
	595	m_frameMenuBar->m_height );
	596
	597	if (menuBar->GetWindowStyle() & wxMB_DOCKABLE)
	598	{
	599	gtk_signal_connect( GTK_OBJECT(menuBar->m_widget), "child_attached",
	600	GTK_SIGNAL_FUNC(gtk_menu_attached_callback), (gpointer)this );
	601
	602	gtk_signal_connect( GTK_OBJECT(menuBar->m_widget), "child_detached",
	603	GTK_SIGNAL_FUNC(gtk_menu_detached_callback), (gpointer)this );
	604	}
	605
	606	gtk_widget_show( m_frameMenuBar->m_widget );
	607
	608	UpdateMenuBarSize();
	609	}
	610	else
	611	{
	612	m_menuBarHeight = 2;
	613	GtkUpdateSize(); // resize window in OnInternalIdle
	614	}
	615	}
	616
	617	void wxFrame::UpdateMenuBarSize()
	618	{
	619	GtkRequisition req;
	620
	621	req.width = 2;
	622	req.height = 2;
	623
	624	// this is called after Remove with a NULL m_frameMenuBar
	625	if ( m_frameMenuBar )
	626	(* GTK_WIDGET_CLASS( GTK_OBJECT_GET_CLASS(m_frameMenuBar->m_widget) )->size_request )
	627	(m_frameMenuBar->m_widget, &req );
	628
	629	m_menuBarHeight = req.height;
	630
	631	// resize window in OnInternalIdle
	632
	633	GtkUpdateSize();
	634	}
	635
	636	#endif // wxUSE_MENUS_NATIVE
	637
	638	#if wxUSE_TOOLBAR
	639
	640	wxToolBar* wxFrame::CreateToolBar( long style, wxWindowID id, const wxString& name )
	641	{
	642	wxASSERT_MSG( (m_widget != NULL), wxT("invalid frame") );
	643
	644	m_insertInClientArea = FALSE;
	645
	646	m_frameToolBar = wxFrameBase::CreateToolBar( style, id, name );
	647
	648	m_insertInClientArea = TRUE;
	649
	650	GtkUpdateSize();
	651
	652	return m_frameToolBar;
	653	}
	654
	655	void wxFrame::SetToolBar(wxToolBar *toolbar)
	656	{
	657	bool hadTbar = m_frameToolBar != NULL;
	658
	659	wxFrameBase::SetToolBar(toolbar);
	660
	661	if ( m_frameToolBar )
	662	{
	663	// insert into toolbar area if not already there
	664	if ((m_frameToolBar->m_widget->parent) &&
	665	(m_frameToolBar->m_widget->parent != m_mainWidget))
	666	{
	667	GetChildren().DeleteObject( m_frameToolBar );
	668
	669	gtk_widget_reparent( m_frameToolBar->m_widget, m_mainWidget );
	670	GtkUpdateSize();
	671	}
	672	}
	673	else // toolbar unset
	674	{
	675	// still need to update size if it had been there before
	676	if ( hadTbar )
	677	{
	678	GtkUpdateSize();
	679	}
	680	}
	681	}
	682
	683	#endif // wxUSE_TOOLBAR
	684
	685	#if wxUSE_STATUSBAR
	686
	687	wxStatusBar* wxFrame::CreateStatusBar(int number,
	688	long style,
	689	wxWindowID id,
	690	const wxString& name)
	691	{
	692	wxASSERT_MSG( (m_widget != NULL), wxT("invalid frame") );
	693
	694	// because it will change when toolbar is added
	695	GtkUpdateSize();
	696
	697	return wxFrameBase::CreateStatusBar( number, style, id, name );
	698	}
	699
	700	void wxFrame::SetStatusBar(wxStatusBar *statbar)
	701	{
	702	bool hadStatBar = m_frameStatusBar != NULL;
	703
	704	wxFrameBase::SetStatusBar(statbar);
	705
	706	if (hadStatBar && !m_frameStatusBar)
	707	GtkUpdateSize();
	708	}
	709
	710	void wxFrame::PositionStatusBar()
	711	{
	712	if ( !m_frameStatusBar )
	713	return;
	714
	715	GtkUpdateSize();
	716	}
	717	#endif // wxUSE_STATUSBAR
	718