src/gtk1/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;

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