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

/* 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)
            {
                g_signal_connect (toolBar->m_widget, "child_attached",
                                  G_CALLBACK (gtk_toolbar_attached_callback),
                                  parent);
                g_signal_connect (toolBar->m_widget, "child_detached",
                                  G_CALLBACK (gtk_toolbar_detached_callback),
                                  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 );
    }
}

// ----------------------------------------------------------------------------
// 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 && !(m_fsIsShowing && (m_fsSaveFlag & wxFULLSCREEN_NOMENUBAR) != 0))
        {
            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() &&
            !(m_fsIsShowing && (m_fsSaveFlag & wxFULLSCREEN_NOSTATUSBAR) != 0))
            (*height) -= wxSTATUS_HEIGHT;
#endif // wxUSE_STATUSBAR
    }

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

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

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

#if wxUSE_MENUS_NATIVE
        // menu bar
        if (m_frameMenuBar && !(m_fsIsShowing && (m_fsSaveFlag & wxFULLSCREEN_NOMENUBAR) != 0))
        {
            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() &&
            !(m_fsIsShowing && (m_fsSaveFlag & wxFULLSCREEN_NOSTATUSBAR) != 0))
            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->IsVertical() )
                {
                    width += x;
                }
                else
                {
                    height += y;
                }
            }
        }
#endif

    wxTopLevelWindow::DoSetClientSize( width, height );
}

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 */

    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)
    {
        // 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
        if (m_frameMenuBar && !(m_fsIsShowing && (m_fsSaveFlag & wxFULLSCREEN_NOMENUBAR) != 0))
        {
            if (!GTK_WIDGET_VISIBLE(m_frameMenuBar->m_widget))
                gtk_widget_show( m_frameMenuBar->m_widget );
            int xx = m_miniEdge;
            int yy = m_miniEdge + m_miniTitle;
            int ww = m_width  - 2*m_miniEdge;
            if (ww < 0)
                ww = 0;
            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;
        }
        else
        {
            if (m_frameMenuBar)
            {
                if (GTK_WIDGET_VISIBLE(m_frameMenuBar->m_widget))
                    gtk_widget_hide( m_frameMenuBar->m_widget );
            }
        }
#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 if( m_frameToolBar->HasFlag(wxTB_RIGHT) )
            {
               yy += 2;
               ww = m_toolBarDetached ? wxPLACE_HOLDER
                                      : m_frameToolBar->m_width;
               xx = GetClientSize().x - 1;
               hh = m_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_MENU_NATIVE
                m_frameToolBar->m_x = xx;
                m_frameToolBar->m_y = yy;
                ww = m_width - 2*m_miniEdge;
                hh = m_toolBarDetached ? wxPLACE_HOLDER
                                       : m_frameToolBar->m_height;
            }
            else
            {
                ww = m_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 = m_width - client_area_x_offset - 2*m_miniEdge;
        int client_h = m_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() &&
        !(m_fsIsShowing && (m_fsSaveFlag & wxFULLSCREEN_NOSTATUSBAR) != 0))
    {
        if (!GTK_WIDGET_VISIBLE(m_frameStatusBar->m_widget))
            gtk_widget_show( m_frameStatusBar->m_widget );

        int xx = 0 + m_miniEdge;
        int yy = m_height - wxSTATUS_HEIGHT - m_miniEdge - client_area_y_offset;
        int ww = m_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 );
    }
    else
    {
        if (m_frameStatusBar)
        {
            if (GTK_WIDGET_VISIBLE(m_frameStatusBar->m_widget))
                gtk_widget_hide( m_frameStatusBar->m_widget );
        }
    }
#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();
}

#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: 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	/* Callback for wxFrame. This very strange beast has to be used because
	123	* C++ has no virtual methods in a constructor. We have to emulate a
	124	* virtual function here as wxWidgets requires different ways to insert
	125	* a child in container classes. */
	126
	127	static void wxInsertChildInFrame( wxFrame* parent, wxWindow* child )
	128	{
	129	wxASSERT( GTK_IS_WIDGET(child->m_widget) );
	130
	131	if (!parent->m_insertInClientArea)
	132	{
	133	// These are outside the client area
	134	wxFrame* frame = (wxFrame*) parent;
	135	gtk_pizza_put( GTK_PIZZA(frame->m_mainWidget),
	136	GTK_WIDGET(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	wxToolBar toolBar = (wxToolBar) child;
	148	if (toolBar->GetWindowStyle() & wxTB_DOCKABLE)
	149	{
	150	g_signal_connect (toolBar->m_widget, "child_attached",
	151	G_CALLBACK (gtk_toolbar_attached_callback),
	152	parent);
	153	g_signal_connect (toolBar->m_widget, "child_detached",
	154	G_CALLBACK (gtk_toolbar_detached_callback),
	155	parent);
	156	}
	157	}
	158	#endif // wxUSE_TOOLBAR
	159	}
	160	else
	161	{
	162	// These are inside the client area
	163	gtk_pizza_put( GTK_PIZZA(parent->m_wxwindow),
	164	GTK_WIDGET(child->m_widget),
	165	child->m_x,
	166	child->m_y,
	167	child->m_width,
	168	child->m_height );
	169	}
	170	}
	171
	172	// ----------------------------------------------------------------------------
	173	// wxFrame creation
	174	// ----------------------------------------------------------------------------
	175
	176	void wxFrame::Init()
	177	{
	178	m_menuBarDetached = false;
	179	m_toolBarDetached = false;
	180	m_menuBarHeight = 2;
	181	}
	182
	183	bool wxFrame::Create( wxWindow *parent,
	184	wxWindowID id,
	185	const wxString& title,
	186	const wxPoint& pos,
	187	const wxSize& sizeOrig,
	188	long style,
	189	const wxString &name )
	190	{
	191	bool rt = wxTopLevelWindow::Create(parent, id, title, pos, sizeOrig,
	192	style, name);
	193	m_insertCallback = (wxInsertChildFunction) wxInsertChildInFrame;
	194
	195	return rt;
	196	}
	197
	198	wxFrame::~wxFrame()
	199	{
	200	m_isBeingDeleted = true;
	201	DeleteAllBars();
	202	}
	203
	204	// ----------------------------------------------------------------------------
	205	// overridden wxWindow methods
	206	// ----------------------------------------------------------------------------
	207
	208	void wxFrame::DoGetClientSize( int width, int height ) const
	209	{
	210	wxASSERT_MSG( (m_widget != NULL), wxT("invalid frame") );
	211
	212	wxTopLevelWindow::DoGetClientSize( width, height );
	213
	214	if (height)
	215	{
	216	#if wxUSE_MENUS_NATIVE
	217	// menu bar
	218	if (m_frameMenuBar && !(m_fsIsShowing && (m_fsSaveFlag & wxFULLSCREEN_NOMENUBAR) != 0))
	219	{
	220	if (!m_menuBarDetached)
	221	(*height) -= m_menuBarHeight;
	222	else
	223	(*height) -= wxPLACE_HOLDER;
	224	}
	225	#endif // wxUSE_MENUS_NATIVE
	226
	227	#if wxUSE_STATUSBAR
	228	// status bar
	229	if (m_frameStatusBar && m_frameStatusBar->IsShown() &&
	230	!(m_fsIsShowing && (m_fsSaveFlag & wxFULLSCREEN_NOSTATUSBAR) != 0))
	231	(*height) -= wxSTATUS_HEIGHT;
	232	#endif // wxUSE_STATUSBAR
	233	}
	234
	235	#if wxUSE_TOOLBAR
	236	// tool bar
	237	if (m_frameToolBar && m_frameToolBar->IsShown())
	238	{
	239	if (m_toolBarDetached)
	240	{
	241	if (height != NULL)
	242	*height -= wxPLACE_HOLDER;
	243	}
	244	else
	245	{
	246	int x, y;
	247	m_frameToolBar->GetSize( &x, &y );
	248	if ( m_frameToolBar->IsVertical() )
	249	{
	250	if (width != NULL)
	251	*width -= x;
	252	}
	253	else
	254	{
	255	if (height != NULL)
	256	*height -= y;
	257	}
	258	}
	259	}
	260	#endif // wxUSE_TOOLBAR
	261
	262	if (width != NULL && *width < 0)
	263	*width = 0;
	264	if (height != NULL && *height < 0)
	265	*height = 0;
	266	}
	267
	268	void wxFrame::DoSetClientSize( int width, int height )
	269	{
	270	wxASSERT_MSG( (m_widget != NULL), wxT("invalid frame") );
	271
	272	#if wxUSE_MENUS_NATIVE
	273	// menu bar
	274	if (m_frameMenuBar && !(m_fsIsShowing && (m_fsSaveFlag & wxFULLSCREEN_NOMENUBAR) != 0))
	275	{
	276	if (!m_menuBarDetached)
	277	height += m_menuBarHeight;
	278	else
	279	height += wxPLACE_HOLDER;
	280	}
	281	#endif // wxUSE_MENUS_NATIVE
	282
	283	#if wxUSE_STATUSBAR
	284	// status bar
	285	if (m_frameStatusBar && m_frameStatusBar->IsShown() &&
	286	!(m_fsIsShowing && (m_fsSaveFlag & wxFULLSCREEN_NOSTATUSBAR) != 0))
	287	height += wxSTATUS_HEIGHT;
	288	#endif
	289
	290	#if wxUSE_TOOLBAR
	291	// tool bar
	292	if (m_frameToolBar && m_frameToolBar->IsShown())
	293	{
	294	if (m_toolBarDetached)
	295	{
	296	height += wxPLACE_HOLDER;
	297	}
	298	else
	299	{
	300	int x, y;
	301	m_frameToolBar->GetSize( &x, &y );
	302	if ( m_frameToolBar->IsVertical() )
	303	{
	304	width += x;
	305	}
	306	else
	307	{
	308	height += y;
	309	}
	310	}
	311	}
	312	#endif
	313
	314	wxTopLevelWindow::DoSetClientSize( width, height );
	315	}
	316
	317	void wxFrame::GtkOnSize()
	318	{
	319	// avoid recursions
	320	if (m_resizing) return;
	321	m_resizing = true;
	322
	323	// this shouldn't happen: wxFrame, wxMDIParentFrame and wxMDIChildFrame have m_wxwindow
	324	wxASSERT_MSG( (m_wxwindow != NULL), wxT("invalid frame") );
	325
	326	// space occupied by m_frameToolBar and m_frameMenuBar
	327	int client_area_x_offset = 0,
	328	client_area_y_offset = 0;
	329
	330	/* wxMDIChildFrame derives from wxFrame but it _is_ a wxWindow as it uses
	331	wxWindow::Create to create it's GTK equivalent. m_mainWidget is only
	332	set in wxFrame::Create so it is used to check what kind of frame we
	333	have here. if m_mainWidget is NULL it is a wxMDIChildFrame and so we
	334	skip the part which handles m_frameMenuBar, m_frameToolBar and (most
	335	importantly) m_mainWidget */
	336
	337	int minWidth = GetMinWidth(),
	338	minHeight = GetMinHeight(),
	339	maxWidth = GetMaxWidth(),
	340	maxHeight = GetMaxHeight();
	341
	342	if ((minWidth != -1) && (m_width < minWidth)) m_width = minWidth;
	343	if ((minHeight != -1) && (m_height < minHeight)) m_height = minHeight;
	344	if ((maxWidth != -1) && (m_width > maxWidth)) m_width = maxWidth;
	345	if ((maxHeight != -1) && (m_height > maxHeight)) m_height = maxHeight;
	346
	347	if (m_mainWidget)
	348	{
	349	// TODO
	350	// Rewrite this terrible code to using GtkVBox
	351
	352	// m_mainWidget holds the menubar, the toolbar and the client
	353	// area, which is represented by m_wxwindow.
	354
	355	#if wxUSE_MENUS_NATIVE
	356	if (m_frameMenuBar && !(m_fsIsShowing && (m_fsSaveFlag & wxFULLSCREEN_NOMENUBAR) != 0))
	357	{
	358	if (!GTK_WIDGET_VISIBLE(m_frameMenuBar->m_widget))
	359	gtk_widget_show( m_frameMenuBar->m_widget );
	360	int xx = m_miniEdge;
	361	int yy = m_miniEdge + m_miniTitle;
	362	int ww = m_width - 2*m_miniEdge;
	363	if (ww < 0)
	364	ww = 0;
	365	int hh = m_menuBarHeight;
	366	if (m_menuBarDetached) hh = wxPLACE_HOLDER;
	367	m_frameMenuBar->m_x = xx;
	368	m_frameMenuBar->m_y = yy;
	369	m_frameMenuBar->m_width = ww;
	370	m_frameMenuBar->m_height = hh;
	371	gtk_pizza_set_size( GTK_PIZZA(m_mainWidget),
	372	m_frameMenuBar->m_widget,
	373	xx, yy, ww, hh );
	374	client_area_y_offset += hh;
	375	}
	376	else
	377	{
	378	if (m_frameMenuBar)
	379	{
	380	if (GTK_WIDGET_VISIBLE(m_frameMenuBar->m_widget))
	381	gtk_widget_hide( m_frameMenuBar->m_widget );
	382	}
	383	}
	384	#endif // wxUSE_MENUS_NATIVE
	385
	386	#if wxUSE_TOOLBAR
	387	if ((m_frameToolBar) && m_frameToolBar->IsShown() &&
	388	(m_frameToolBar->m_widget->parent == m_mainWidget))
	389	{
	390	int xx = m_miniEdge;
	391	int yy = m_miniEdge + m_miniTitle;
	392	#if wxUSE_MENUS_NATIVE
	393	if (m_frameMenuBar)
	394	{
	395	if (!m_menuBarDetached)
	396	yy += m_menuBarHeight;
	397	else
	398	yy += wxPLACE_HOLDER;
	399	}
	400	#endif // wxUSE_MENUS_NATIVE
	401
	402	m_frameToolBar->m_x = xx;
	403	m_frameToolBar->m_y = yy;
	404
	405	// don't change the toolbar's reported height/width
	406	int ww, hh;
	407	if ( m_frameToolBar->GetWindowStyle() & wxTB_VERTICAL )
	408	{
	409	ww = m_toolBarDetached ? wxPLACE_HOLDER
	410	: m_frameToolBar->m_width;
	411	hh = m_height - 2*m_miniEdge;
	412
	413	client_area_x_offset += ww;
	414	}
	415	else if( m_frameToolBar->HasFlag(wxTB_RIGHT) )
	416	{
	417	yy += 2;
	418	ww = m_toolBarDetached ? wxPLACE_HOLDER
	419	: m_frameToolBar->m_width;
	420	xx = GetClientSize().x - 1;
	421	hh = m_height - 2*m_miniEdge;
	422	if( hh < 0 )
	423	hh = 0;
	424
	425	}
	426	else if( m_frameToolBar->GetWindowStyle() & wxTB_BOTTOM )
	427	{
	428	xx = m_miniEdge;
	429	yy = GetClientSize().y;
	430	#if wxUSE_MENUS_NATIVE
	431	yy += m_menuBarHeight;
	432	#endif // wxUSE_MENU_NATIVE
	433	m_frameToolBar->m_x = xx;
	434	m_frameToolBar->m_y = yy;
	435	ww = m_width - 2*m_miniEdge;
	436	hh = m_toolBarDetached ? wxPLACE_HOLDER
	437	: m_frameToolBar->m_height;
	438	}
	439	else
	440	{
	441	ww = m_width - 2*m_miniEdge;
	442	hh = m_toolBarDetached ? wxPLACE_HOLDER
	443	: m_frameToolBar->m_height;
	444
	445	client_area_y_offset += hh;
	446	}
	447
	448	if (ww < 0)
	449	ww = 0;
	450	if (hh < 0)
	451	hh = 0;
	452	gtk_pizza_set_size( GTK_PIZZA(m_mainWidget),
	453	m_frameToolBar->m_widget,
	454	xx, yy, ww, hh );
	455	}
	456	#endif // wxUSE_TOOLBAR
	457
	458	int client_x = client_area_x_offset + m_miniEdge;
	459	int client_y = client_area_y_offset + m_miniEdge + m_miniTitle;
	460	int client_w = m_width - client_area_x_offset - 2*m_miniEdge;
	461	int client_h = m_height - client_area_y_offset- 2*m_miniEdge - m_miniTitle;
	462	if (client_w < 0)
	463	client_w = 0;
	464	if (client_h < 0)
	465	client_h = 0;
	466	gtk_pizza_set_size( GTK_PIZZA(m_mainWidget),
	467	m_wxwindow,
	468	client_x, client_y, client_w, client_h );
	469	}
	470	else
	471	{
	472	// If there is no m_mainWidget between m_widget and m_wxwindow there
	473	// is no need to set the size or position of m_wxwindow.
	474	}
	475
	476	#if wxUSE_STATUSBAR
	477	if (m_frameStatusBar && m_frameStatusBar->IsShown() &&
	478	!(m_fsIsShowing && (m_fsSaveFlag & wxFULLSCREEN_NOSTATUSBAR) != 0))
	479	{
	480	if (!GTK_WIDGET_VISIBLE(m_frameStatusBar->m_widget))
	481	gtk_widget_show( m_frameStatusBar->m_widget );
	482
	483	int xx = 0 + m_miniEdge;
	484	int yy = m_height - wxSTATUS_HEIGHT - m_miniEdge - client_area_y_offset;
	485	int ww = m_width - 2*m_miniEdge;
	486	if (ww < 0)
	487	ww = 0;
	488	int hh = wxSTATUS_HEIGHT;
	489	m_frameStatusBar->m_x = xx;
	490	m_frameStatusBar->m_y = yy;
	491	m_frameStatusBar->m_width = ww;
	492	m_frameStatusBar->m_height = hh;
	493	gtk_pizza_set_size( GTK_PIZZA(m_wxwindow),
	494	m_frameStatusBar->m_widget,
	495	xx, yy, ww, hh );
	496	}
	497	else
	498	{
	499	if (m_frameStatusBar)
	500	{
	501	if (GTK_WIDGET_VISIBLE(m_frameStatusBar->m_widget))
	502	gtk_widget_hide( m_frameStatusBar->m_widget );
	503	}
	504	}
	505	#endif // wxUSE_STATUSBAR
	506
	507	m_sizeSet = true;
	508
	509	// send size event to frame
	510	wxSizeEvent event( wxSize(m_width,m_height), GetId() );
	511	event.SetEventObject( this );
	512	GetEventHandler()->ProcessEvent( event );
	513
	514	#if wxUSE_STATUSBAR
	515	// send size event to status bar
	516	if (m_frameStatusBar)
	517	{
	518	wxSizeEvent event2( wxSize(m_frameStatusBar->m_width,m_frameStatusBar->m_height), m_frameStatusBar->GetId() );
	519	event2.SetEventObject( m_frameStatusBar );
	520	m_frameStatusBar->GetEventHandler()->ProcessEvent( event2 );
	521	}
	522	#endif // wxUSE_STATUSBAR
	523
	524	m_resizing = false;
	525	}
	526
	527	void wxFrame::OnInternalIdle()
	528	{
	529	wxFrameBase::OnInternalIdle();
	530
	531	#if wxUSE_MENUS_NATIVE
	532	if (m_frameMenuBar) m_frameMenuBar->OnInternalIdle();
	533	#endif // wxUSE_MENUS_NATIVE
	534	#if wxUSE_TOOLBAR
	535	if (m_frameToolBar) m_frameToolBar->OnInternalIdle();
	536	#endif
	537	#if wxUSE_STATUSBAR
	538	if (m_frameStatusBar)
	539	{
	540	m_frameStatusBar->OnInternalIdle();
	541
	542	// There may be controls in the status bar that
	543	// need to be updated
	544	for ( wxWindowList::compatibility_iterator node = m_frameStatusBar->GetChildren().GetFirst();
	545	node;
	546	node = node->GetNext() )
	547	{
	548	wxWindow *child = node->GetData();
	549	child->OnInternalIdle();
	550	}
	551	}
	552	#endif
	553	}
	554
	555	// ----------------------------------------------------------------------------
	556	// menu/tool/status bar stuff
	557	// ----------------------------------------------------------------------------
	558
	559	#if wxUSE_MENUS_NATIVE
	560
	561	void wxFrame::DetachMenuBar()
	562	{
	563	wxASSERT_MSG( (m_widget != NULL), wxT("invalid frame") );
	564	wxASSERT_MSG( (m_wxwindow != NULL), wxT("invalid frame") );
	565
	566	if ( m_frameMenuBar )
	567	{
	568	m_frameMenuBar->UnsetInvokingWindow( this );
	569
	570	if (m_frameMenuBar->GetWindowStyle() & wxMB_DOCKABLE)
	571	{
	572	g_signal_handlers_disconnect_by_func (m_frameMenuBar->m_widget,
	573	(gpointer) gtk_menu_attached_callback,
	574	this);
	575
	576	g_signal_handlers_disconnect_by_func (m_frameMenuBar->m_widget,
	577	(gpointer) gtk_menu_detached_callback,
	578	this);
	579	}
	580
	581	gtk_widget_ref( m_frameMenuBar->m_widget );
	582
	583	gtk_container_remove( GTK_CONTAINER(m_mainWidget), m_frameMenuBar->m_widget );
	584	}
	585
	586	wxFrameBase::DetachMenuBar();
	587	}
	588
	589	void wxFrame::AttachMenuBar( wxMenuBar *menuBar )
	590	{
	591	wxFrameBase::AttachMenuBar(menuBar);
	592
	593	if (m_frameMenuBar)
	594	{
	595	m_frameMenuBar->SetInvokingWindow( this );
	596
	597	m_frameMenuBar->SetParent(this);
	598	gtk_pizza_put( GTK_PIZZA(m_mainWidget),
	599	m_frameMenuBar->m_widget,
	600	m_frameMenuBar->m_x,
	601	m_frameMenuBar->m_y,
	602	m_frameMenuBar->m_width,
	603	m_frameMenuBar->m_height );
	604
	605	if (menuBar->GetWindowStyle() & wxMB_DOCKABLE)
	606	{
	607	g_signal_connect (menuBar->m_widget, "child_attached",
	608	G_CALLBACK (gtk_menu_attached_callback),
	609	this);
	610	g_signal_connect (menuBar->m_widget, "child_detached",
	611	G_CALLBACK (gtk_menu_detached_callback),
	612	this);
	613	}
	614
	615	gtk_widget_show( m_frameMenuBar->m_widget );
	616
	617	UpdateMenuBarSize();
	618	}
	619	else
	620	{
	621	m_menuBarHeight = 2;
	622	GtkUpdateSize(); // resize window in OnInternalIdle
	623	}
	624	}
	625
	626	void wxFrame::UpdateMenuBarSize()
	627	{
	628	m_menuBarHeight = 2;
	629
	630	// this is called after Remove with a NULL m_frameMenuBar
	631	if ( m_frameMenuBar )
	632	{
	633	GtkRequisition req;
	634	gtk_widget_ensure_style(m_frameMenuBar->m_widget);
	635	// have to call class method directly because
	636	// "size_request" signal is overridden by wx
	637	GTK_WIDGET_GET_CLASS(m_frameMenuBar->m_widget)->size_request(
	638	m_frameMenuBar->m_widget, &req);
	639
	640	m_menuBarHeight = req.height;
	641	}
	642
	643	// resize window in OnInternalIdle
	644	GtkUpdateSize();
	645	}
	646
	647	#endif // wxUSE_MENUS_NATIVE
	648
	649	#if wxUSE_TOOLBAR
	650
	651	wxToolBar* wxFrame::CreateToolBar( long style, wxWindowID id, const wxString& name )
	652	{
	653	wxASSERT_MSG( (m_widget != NULL), wxT("invalid frame") );
	654
	655	m_insertInClientArea = false;
	656
	657	m_frameToolBar = wxFrameBase::CreateToolBar( style, id, name );
	658
	659	m_insertInClientArea = true;
	660
	661	GtkUpdateSize();
	662
	663	return m_frameToolBar;
	664	}
	665
	666	void wxFrame::SetToolBar(wxToolBar *toolbar)
	667	{
	668	bool hadTbar = m_frameToolBar != NULL;
	669
	670	wxFrameBase::SetToolBar(toolbar);
	671
	672	if ( m_frameToolBar )
	673	{
	674	// insert into toolbar area if not already there
	675	if ((m_frameToolBar->m_widget->parent) &&
	676	(m_frameToolBar->m_widget->parent != m_mainWidget))
	677	{
	678	GetChildren().DeleteObject( m_frameToolBar );
	679
	680	gtk_widget_reparent( m_frameToolBar->m_widget, m_mainWidget );
	681	GtkUpdateSize();
	682	}
	683	}
	684	else // toolbar unset
	685	{
	686	// still need to update size if it had been there before
	687	if ( hadTbar )
	688	{
	689	GtkUpdateSize();
	690	}
	691	}
	692	}
	693
	694	#endif // wxUSE_TOOLBAR
	695
	696	#if wxUSE_STATUSBAR
	697
	698	wxStatusBar* wxFrame::CreateStatusBar(int number,
	699	long style,
	700	wxWindowID id,
	701	const wxString& name)
	702	{
	703	wxASSERT_MSG( (m_widget != NULL), wxT("invalid frame") );
	704
	705	// because it will change when toolbar is added
	706	GtkUpdateSize();
	707
	708	return wxFrameBase::CreateStatusBar( number, style, id, name );
	709	}
	710
	711	void wxFrame::SetStatusBar(wxStatusBar *statbar)
	712	{
	713	bool hadStatBar = m_frameStatusBar != NULL;
	714
	715	wxFrameBase::SetStatusBar(statbar);
	716
	717	if (hadStatBar && !m_frameStatusBar)
	718	GtkUpdateSize();
	719	}
	720
	721	void wxFrame::PositionStatusBar()
	722	{
	723	if ( !m_frameStatusBar )
	724	return;
	725
	726	GtkUpdateSize();
	727	}
	728	#endif // wxUSE_STATUSBAR