src/gtk1/frame.cpp

/////////////////////////////////////////////////////////////////////////////
// Name:        src/gtk1/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"

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

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

#include "wx/frame.h"

#ifndef WX_PRECOMP
    #include "wx/app.h"
    #include "wx/dcclient.h"
    #include "wx/menu.h"
    #include "wx/dialog.h"
    #include "wx/control.h"
    #include "wx/toolbar.h"
    #include "wx/statusbr.h"
#endif // WX_PRECOMP

#include <glib.h>
#include "wx/gtk1/private.h"

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

#include "wx/gtk1/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: src/gtk1/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	// ============================================================================
	14	// declarations
	15	// ============================================================================
	16
	17	// ----------------------------------------------------------------------------
	18	// headers
	19	// ----------------------------------------------------------------------------
	20
	21	#include "wx/frame.h"
	22
	23	#ifndef WX_PRECOMP
	24	#include "wx/app.h"
	25	#include "wx/dcclient.h"
	26	#include "wx/menu.h"
	27	#include "wx/dialog.h"
	28	#include "wx/control.h"
	29	#include "wx/toolbar.h"
	30	#include "wx/statusbr.h"
	31	#endif // WX_PRECOMP
	32
	33	#include <glib.h>
	34	#include "wx/gtk1/private.h"
	35
	36	#include <gdk/gdkkeysyms.h>
	37	#include <gdk/gdkx.h>
	38
	39	#include "wx/gtk1/win_gtk.h"
	40
	41	// ----------------------------------------------------------------------------
	42	// constants
	43	// ----------------------------------------------------------------------------
	44
	45	const int wxSTATUS_HEIGHT = 25;
	46	const int wxPLACE_HOLDER = 0;
	47
	48	// ----------------------------------------------------------------------------
	49	// idle system
	50	// ----------------------------------------------------------------------------
	51
	52	extern void wxapp_install_idle_handler();
	53	extern bool g_isIdle;
	54
	55	// ----------------------------------------------------------------------------
	56	// event tables
	57	// ----------------------------------------------------------------------------
	58
	59	IMPLEMENT_DYNAMIC_CLASS(wxFrame, wxTopLevelWindow)
	60
	61	// ============================================================================
	62	// implementation
	63	// ============================================================================
	64
	65	// ----------------------------------------------------------------------------
	66	// GTK callbacks
	67	// ----------------------------------------------------------------------------
	68
	69	#if wxUSE_MENUS_NATIVE
	70
	71	//-----------------------------------------------------------------------------
	72	// "child_attached" of menu bar
	73	//-----------------------------------------------------------------------------
	74
	75	extern "C" {
	76	static void gtk_menu_attached_callback( GtkWidget WXUNUSED(widget), GtkWidget WXUNUSED(child), wxFrame *win )
	77	{
	78	if (!win->m_hasVMT) return;
	79
	80	win->m_menuBarDetached = false;
	81	win->GtkUpdateSize();
	82	}
	83	}
	84
	85	//-----------------------------------------------------------------------------
	86	// "child_detached" of menu bar
	87	//-----------------------------------------------------------------------------
	88
	89	extern "C" {
	90	static void gtk_menu_detached_callback( GtkWidget WXUNUSED(widget), GtkWidget WXUNUSED(child), wxFrame *win )
	91	{
	92	if (g_isIdle)
	93	wxapp_install_idle_handler();
	94
	95	if (!win->m_hasVMT) return;
	96
	97	// Raise the client area area
	98	gdk_window_raise( win->m_wxwindow->window );
	99
	100	win->m_menuBarDetached = true;
	101	win->GtkUpdateSize();
	102	}
	103	}
	104
	105	#endif // wxUSE_MENUS_NATIVE
	106
	107	#if wxUSE_TOOLBAR
	108	//-----------------------------------------------------------------------------
	109	// "child_attached" of tool bar
	110	//-----------------------------------------------------------------------------
	111
	112	extern "C" {
	113	static void gtk_toolbar_attached_callback( GtkWidget WXUNUSED(widget), GtkWidget WXUNUSED(child), wxFrame *win )
	114	{
	115	if (!win->m_hasVMT) return;
	116
	117	win->m_toolBarDetached = false;
	118	win->GtkUpdateSize();
	119	}
	120	}
	121
	122	//-----------------------------------------------------------------------------
	123	// "child_detached" of tool bar
	124	//-----------------------------------------------------------------------------
	125
	126	extern "C" {
	127	static void gtk_toolbar_detached_callback( GtkWidget WXUNUSED(widget), GtkWidget WXUNUSED(child), wxFrame *win )
	128	{
	129	if (g_isIdle)
	130	wxapp_install_idle_handler();
	131
	132	if (!win->m_hasVMT) return;
	133
	134	// Raise the client area area
	135	gdk_window_raise( win->m_wxwindow->window );
	136
	137	win->m_toolBarDetached = true;
	138	win->GtkUpdateSize();
	139	}
	140	}
	141	#endif // wxUSE_TOOLBAR
	142
	143
	144	// ----------------------------------------------------------------------------
	145	// wxFrame itself
	146	// ----------------------------------------------------------------------------
	147
	148	//-----------------------------------------------------------------------------
	149	// InsertChild for wxFrame
	150	//-----------------------------------------------------------------------------
	151
	152	/* Callback for wxFrame. This very strange beast has to be used because
	153	* C++ has no virtual methods in a constructor. We have to emulate a
	154	* virtual function here as wxWidgets requires different ways to insert
	155	* a child in container classes. */
	156
	157	static void wxInsertChildInFrame( wxFrame* parent, wxWindow* child )
	158	{
	159	wxASSERT( GTK_IS_WIDGET(child->m_widget) );
	160
	161	if (!parent->m_insertInClientArea)
	162	{
	163	// These are outside the client area
	164	wxFrame* frame = (wxFrame*) parent;
	165	gtk_pizza_put( GTK_PIZZA(frame->m_mainWidget),
	166	GTK_WIDGET(child->m_widget),
	167	child->m_x,
	168	child->m_y,
	169	child->m_width,
	170	child->m_height );
	171
	172	#if wxUSE_TOOLBAR_NATIVE
	173	// We connect to these events for recalculating the client area
	174	// space when the toolbar is floating
	175	if (wxIS_KIND_OF(child,wxToolBar))
	176	{
	177	wxToolBar toolBar = (wxToolBar) child;
	178	if (toolBar->GetWindowStyle() & wxTB_DOCKABLE)
	179	{
	180	gtk_signal_connect( GTK_OBJECT(toolBar->m_widget), "child_attached",
	181	GTK_SIGNAL_FUNC(gtk_toolbar_attached_callback), (gpointer)parent );
	182
	183	gtk_signal_connect( GTK_OBJECT(toolBar->m_widget), "child_detached",
	184	GTK_SIGNAL_FUNC(gtk_toolbar_detached_callback), (gpointer)parent );
	185	}
	186	}
	187	#endif // wxUSE_TOOLBAR
	188	}
	189	else
	190	{
	191	// These are inside the client area
	192	gtk_pizza_put( GTK_PIZZA(parent->m_wxwindow),
	193	GTK_WIDGET(child->m_widget),
	194	child->m_x,
	195	child->m_y,
	196	child->m_width,
	197	child->m_height );
	198	}
	199
	200	// Resize on OnInternalIdle
	201	parent->GtkUpdateSize();
	202	}
	203
	204	// ----------------------------------------------------------------------------
	205	// wxFrame creation
	206	// ----------------------------------------------------------------------------
	207
	208	void wxFrame::Init()
	209	{
	210	m_menuBarDetached = false;
	211	m_toolBarDetached = false;
	212	m_menuBarHeight = 2;
	213	}
	214
	215	bool wxFrame::Create( wxWindow *parent,
	216	wxWindowID id,
	217	const wxString& title,
	218	const wxPoint& pos,
	219	const wxSize& sizeOrig,
	220	long style,
	221	const wxString &name )
	222	{
	223	bool rt = wxTopLevelWindow::Create(parent, id, title, pos, sizeOrig,
	224	style, name);
	225	m_insertCallback = (wxInsertChildFunction) wxInsertChildInFrame;
	226
	227	return rt;
	228	}
	229
	230	wxFrame::~wxFrame()
	231	{
	232	m_isBeingDeleted = true;
	233	DeleteAllBars();
	234	}
	235
	236	// ----------------------------------------------------------------------------
	237	// overridden wxWindow methods
	238	// ----------------------------------------------------------------------------
	239
	240	void wxFrame::DoGetClientSize( int width, int height ) const
	241	{
	242	wxASSERT_MSG( (m_widget != NULL), wxT("invalid frame") );
	243
	244	wxTopLevelWindow::DoGetClientSize( width, height );
	245
	246	if (height)
	247	{
	248	#if wxUSE_MENUS_NATIVE
	249	// menu bar
	250	if (m_frameMenuBar)
	251	{
	252	if (!m_menuBarDetached)
	253	(*height) -= m_menuBarHeight;
	254	else
	255	(*height) -= wxPLACE_HOLDER;
	256	}
	257	#endif // wxUSE_MENUS_NATIVE
	258
	259	#if wxUSE_STATUSBAR
	260	// status bar
	261	if (m_frameStatusBar && m_frameStatusBar->IsShown())
	262	(*height) -= wxSTATUS_HEIGHT;
	263	#endif // wxUSE_STATUSBAR
	264
	265	#if wxUSE_TOOLBAR
	266	// tool bar
	267	if (m_frameToolBar && m_frameToolBar->IsShown())
	268	{
	269	if (m_toolBarDetached)
	270	{
	271	*height -= wxPLACE_HOLDER;
	272	}
	273	else
	274	{
	275	int x, y;
	276	m_frameToolBar->GetSize( &x, &y );
	277	if ( m_frameToolBar->GetWindowStyle() & wxTB_VERTICAL )
	278	{
	279	*width -= x;
	280	}
	281	else
	282	{
	283	*height -= y;
	284	}
	285	}
	286	}
	287	#endif // wxUSE_TOOLBAR
	288	}
	289	}
	290
	291	void wxFrame::DoSetClientSize( int width, int height )
	292	{
	293	wxASSERT_MSG( (m_widget != NULL), wxT("invalid frame") );
	294
	295	#if wxUSE_MENUS_NATIVE
	296	// menu bar
	297	if (m_frameMenuBar)
	298	{
	299	if (!m_menuBarDetached)
	300	height += m_menuBarHeight;
	301	else
	302	height += wxPLACE_HOLDER;
	303	}
	304	#endif // wxUSE_MENUS_NATIVE
	305
	306	#if wxUSE_STATUSBAR
	307	// status bar
	308	if (m_frameStatusBar && m_frameStatusBar->IsShown()) height += wxSTATUS_HEIGHT;
	309	#endif
	310
	311	#if wxUSE_TOOLBAR
	312	// tool bar
	313	if (m_frameToolBar && m_frameToolBar->IsShown())
	314	{
	315	if (m_toolBarDetached)
	316	{
	317	height += wxPLACE_HOLDER;
	318	}
	319	else
	320	{
	321	int x, y;
	322	m_frameToolBar->GetSize( &x, &y );
	323	if ( m_frameToolBar->GetWindowStyle() & wxTB_VERTICAL )
	324	{
	325	width += x;
	326	}
	327	else
	328	{
	329	height += y;
	330	}
	331	}
	332	}
	333	#endif
	334
	335	wxTopLevelWindow::DoSetClientSize( width, height );
	336	}
	337
	338	void wxFrame::GtkOnSize( int WXUNUSED(x), int WXUNUSED(y),
	339	int width, int height )
	340	{
	341	// due to a bug in gtk, x,y are always 0
	342	// m_x = x;
	343	// m_y = y;
	344
	345	// avoid recursions
	346	if (m_resizing) return;
	347	m_resizing = true;
	348
	349	// this shouldn't happen: wxFrame, wxMDIParentFrame and wxMDIChildFrame have m_wxwindow
	350	wxASSERT_MSG( (m_wxwindow != NULL), wxT("invalid frame") );
	351
	352	m_width = width;
	353	m_height = height;
	354
	355	// space occupied by m_frameToolBar and m_frameMenuBar
	356	int client_area_x_offset = 0,
	357	client_area_y_offset = 0;
	358
	359	/* wxMDIChildFrame derives from wxFrame but it _is_ a wxWindow as it uses
	360	wxWindow::Create to create it's GTK equivalent. m_mainWidget is only
	361	set in wxFrame::Create so it is used to check what kind of frame we
	362	have here. if m_mainWidget is NULL it is a wxMDIChildFrame and so we
	363	skip the part which handles m_frameMenuBar, m_frameToolBar and (most
	364	importantly) m_mainWidget */
	365
	366	int minWidth = GetMinWidth(),
	367	minHeight = GetMinHeight(),
	368	maxWidth = GetMaxWidth(),
	369	maxHeight = GetMaxHeight();
	370
	371	if ((minWidth != -1) && (m_width < minWidth)) m_width = minWidth;
	372	if ((minHeight != -1) && (m_height < minHeight)) m_height = minHeight;
	373	if ((maxWidth != -1) && (m_width > maxWidth)) m_width = maxWidth;
	374	if ((maxHeight != -1) && (m_height > maxHeight)) m_height = maxHeight;
	375
	376	if (m_mainWidget)
	377	{
	378	// set size hints
	379	gint flag = 0; // GDK_HINT_POS;
	380	if ((minWidth != -1) \|\| (minHeight != -1)) flag \|= GDK_HINT_MIN_SIZE;
	381	if ((maxWidth != -1) \|\| (maxHeight != -1)) flag \|= GDK_HINT_MAX_SIZE;
	382	GdkGeometry geom;
	383	geom.min_width = minWidth;
	384	geom.min_height = minHeight;
	385	geom.max_width = maxWidth;
	386	geom.max_height = maxHeight;
	387	gtk_window_set_geometry_hints( GTK_WINDOW(m_widget),
	388	(GtkWidget*) NULL,
	389	&geom,
	390	(GdkWindowHints) flag );
	391
	392	// I revert back to wxGTK's original behaviour. m_mainWidget holds
	393	// the menubar, the toolbar and the client area, which is represented
	394	// by m_wxwindow.
	395	// This hurts in the eye, but I don't want to call SetSize()
	396	// because I don't want to call any non-native functions here.
	397
	398	#if wxUSE_MENUS_NATIVE
	399	if (m_frameMenuBar)
	400	{
	401	int xx = m_miniEdge;
	402	int yy = m_miniEdge + m_miniTitle;
	403	int ww = m_width - 2*m_miniEdge;
	404	int hh = m_menuBarHeight;
	405	if (m_menuBarDetached) hh = wxPLACE_HOLDER;
	406	m_frameMenuBar->m_x = xx;
	407	m_frameMenuBar->m_y = yy;
	408	m_frameMenuBar->m_width = ww;
	409	m_frameMenuBar->m_height = hh;
	410	gtk_pizza_set_size( GTK_PIZZA(m_mainWidget),
	411	m_frameMenuBar->m_widget,
	412	xx, yy, ww, hh );
	413	client_area_y_offset += hh;
	414	}
	415	#endif // wxUSE_MENUS_NATIVE
	416
	417	#if wxUSE_TOOLBAR
	418	if ((m_frameToolBar) && m_frameToolBar->IsShown() &&
	419	(m_frameToolBar->m_widget->parent == m_mainWidget))
	420	{
	421	int xx = m_miniEdge;
	422	int yy = m_miniEdge + m_miniTitle;
	423	#if wxUSE_MENUS_NATIVE
	424	if (m_frameMenuBar)
	425	{
	426	if (!m_menuBarDetached)
	427	yy += m_menuBarHeight;
	428	else
	429	yy += wxPLACE_HOLDER;
	430	}
	431	#endif // wxUSE_MENUS_NATIVE
	432
	433	m_frameToolBar->m_x = xx;
	434	m_frameToolBar->m_y = yy;
	435
	436	// don't change the toolbar's reported height/width
	437	int ww, hh;
	438	if ( m_frameToolBar->GetWindowStyle() & wxTB_VERTICAL )
	439	{
	440	ww = m_toolBarDetached ? wxPLACE_HOLDER
	441	: m_frameToolBar->m_width;
	442	hh = m_height - 2*m_miniEdge;
	443
	444	client_area_x_offset += ww;
	445	}
	446	else
	447	{
	448	ww = m_width - 2*m_miniEdge;
	449	hh = m_toolBarDetached ? wxPLACE_HOLDER
	450	: m_frameToolBar->m_height;
	451
	452	client_area_y_offset += hh;
	453	}
	454
	455	gtk_pizza_set_size( GTK_PIZZA(m_mainWidget),
	456	m_frameToolBar->m_widget,
	457	xx, yy, ww, hh );
	458	}
	459	#endif // wxUSE_TOOLBAR
	460
	461	int client_x = client_area_x_offset + m_miniEdge;
	462	int client_y = client_area_y_offset + m_miniEdge + m_miniTitle;
	463	int client_w = m_width - client_area_x_offset - 2*m_miniEdge;
	464	int client_h = m_height - client_area_y_offset- 2*m_miniEdge - m_miniTitle;
	465	gtk_pizza_set_size( GTK_PIZZA(m_mainWidget),
	466	m_wxwindow,
	467	client_x, client_y, client_w, client_h );
	468	}
	469	else
	470	{
	471	// If there is no m_mainWidget between m_widget and m_wxwindow there
	472	// is no need to set the size or position of m_wxwindow.
	473	}
	474
	475	#if wxUSE_STATUSBAR
	476	if (m_frameStatusBar && m_frameStatusBar->IsShown())
	477	{
	478	int xx = 0 + m_miniEdge;
	479	int yy = m_height - wxSTATUS_HEIGHT - m_miniEdge - client_area_y_offset;
	480	int ww = m_width - 2*m_miniEdge;
	481	int hh = wxSTATUS_HEIGHT;
	482	m_frameStatusBar->m_x = xx;
	483	m_frameStatusBar->m_y = yy;
	484	m_frameStatusBar->m_width = ww;
	485	m_frameStatusBar->m_height = hh;
	486	gtk_pizza_set_size( GTK_PIZZA(m_wxwindow),
	487	m_frameStatusBar->m_widget,
	488	xx, yy, ww, hh );
	489	gtk_widget_draw( m_frameStatusBar->m_widget, (GdkRectangle*) NULL );
	490	}
	491	#endif // wxUSE_STATUSBAR
	492
	493	m_sizeSet = true;
	494
	495	// send size event to frame
	496	wxSizeEvent event( wxSize(m_width,m_height), GetId() );
	497	event.SetEventObject( this );
	498	GetEventHandler()->ProcessEvent( event );
	499
	500	#if wxUSE_STATUSBAR
	501	// send size event to status bar
	502	if (m_frameStatusBar)
	503	{
	504	wxSizeEvent event2( wxSize(m_frameStatusBar->m_width,m_frameStatusBar->m_height), m_frameStatusBar->GetId() );
	505	event2.SetEventObject( m_frameStatusBar );
	506	m_frameStatusBar->GetEventHandler()->ProcessEvent( event2 );
	507	}
	508	#endif // wxUSE_STATUSBAR
	509
	510	m_resizing = false;
	511	}
	512
	513	void wxFrame::OnInternalIdle()
	514	{
	515	wxFrameBase::OnInternalIdle();
	516
	517	#if wxUSE_MENUS_NATIVE
	518	if (m_frameMenuBar) m_frameMenuBar->OnInternalIdle();
	519	#endif // wxUSE_MENUS_NATIVE
	520	#if wxUSE_TOOLBAR
	521	if (m_frameToolBar) m_frameToolBar->OnInternalIdle();
	522	#endif
	523	#if wxUSE_STATUSBAR
	524	if (m_frameStatusBar)
	525	{
	526	m_frameStatusBar->OnInternalIdle();
	527
	528	// There may be controls in the status bar that
	529	// need to be updated
	530	for ( wxWindowList::compatibility_iterator node = m_frameStatusBar->GetChildren().GetFirst();
	531	node;
	532	node = node->GetNext() )
	533	{
	534	wxWindow *child = node->GetData();
	535	child->OnInternalIdle();
	536	}
	537	}
	538	#endif
	539	}
	540
	541	// ----------------------------------------------------------------------------
	542	// menu/tool/status bar stuff
	543	// ----------------------------------------------------------------------------
	544
	545	#if wxUSE_MENUS_NATIVE
	546
	547	void wxFrame::DetachMenuBar()
	548	{
	549	wxASSERT_MSG( (m_widget != NULL), wxT("invalid frame") );
	550	wxASSERT_MSG( (m_wxwindow != NULL), wxT("invalid frame") );
	551
	552	if ( m_frameMenuBar )
	553	{
	554	m_frameMenuBar->UnsetInvokingWindow( this );
	555
	556	if (m_frameMenuBar->GetWindowStyle() & wxMB_DOCKABLE)
	557	{
	558	gtk_signal_disconnect_by_func( GTK_OBJECT(m_frameMenuBar->m_widget),
	559	GTK_SIGNAL_FUNC(gtk_menu_attached_callback), (gpointer)this );
	560
	561	gtk_signal_disconnect_by_func( GTK_OBJECT(m_frameMenuBar->m_widget),
	562	GTK_SIGNAL_FUNC(gtk_menu_detached_callback), (gpointer)this );
	563	}
	564
	565	gtk_widget_ref( m_frameMenuBar->m_widget );
	566
	567	gtk_container_remove( GTK_CONTAINER(m_mainWidget), m_frameMenuBar->m_widget );
	568	}
	569
	570	wxFrameBase::DetachMenuBar();
	571	}
	572
	573	void wxFrame::AttachMenuBar( wxMenuBar *menuBar )
	574	{
	575	wxFrameBase::AttachMenuBar(menuBar);
	576
	577	if (m_frameMenuBar)
	578	{
	579	m_frameMenuBar->SetInvokingWindow( this );
	580
	581	m_frameMenuBar->SetParent(this);
	582	gtk_pizza_put( GTK_PIZZA(m_mainWidget),
	583	m_frameMenuBar->m_widget,
	584	m_frameMenuBar->m_x,
	585	m_frameMenuBar->m_y,
	586	m_frameMenuBar->m_width,
	587	m_frameMenuBar->m_height );
	588
	589	if (menuBar->GetWindowStyle() & wxMB_DOCKABLE)
	590	{
	591	gtk_signal_connect( GTK_OBJECT(menuBar->m_widget), "child_attached",
	592	GTK_SIGNAL_FUNC(gtk_menu_attached_callback), (gpointer)this );
	593
	594	gtk_signal_connect( GTK_OBJECT(menuBar->m_widget), "child_detached",
	595	GTK_SIGNAL_FUNC(gtk_menu_detached_callback), (gpointer)this );
	596	}
	597
	598	gtk_widget_show( m_frameMenuBar->m_widget );
	599
	600	UpdateMenuBarSize();
	601	}
	602	else
	603	{
	604	m_menuBarHeight = 2;
	605	GtkUpdateSize(); // resize window in OnInternalIdle
	606	}
	607	}
	608
	609	void wxFrame::UpdateMenuBarSize()
	610	{
	611	GtkRequisition req;
	612
	613	req.width = 2;
	614	req.height = 2;
	615
	616	// this is called after Remove with a NULL m_frameMenuBar
	617	if ( m_frameMenuBar )
	618	(* GTK_WIDGET_CLASS( GTK_OBJECT_GET_CLASS(m_frameMenuBar->m_widget) )->size_request )
	619	(m_frameMenuBar->m_widget, &req );
	620
	621	m_menuBarHeight = req.height;
	622
	623	// resize window in OnInternalIdle
	624
	625	GtkUpdateSize();
	626	}
	627
	628	#endif // wxUSE_MENUS_NATIVE
	629
	630	#if wxUSE_TOOLBAR
	631
	632	wxToolBar* wxFrame::CreateToolBar( long style, wxWindowID id, const wxString& name )
	633	{
	634	wxASSERT_MSG( (m_widget != NULL), wxT("invalid frame") );
	635
	636	m_insertInClientArea = false;
	637
	638	m_frameToolBar = wxFrameBase::CreateToolBar( style, id, name );
	639
	640	m_insertInClientArea = true;
	641
	642	GtkUpdateSize();
	643
	644	return m_frameToolBar;
	645	}
	646
	647	void wxFrame::SetToolBar(wxToolBar *toolbar)
	648	{
	649	bool hadTbar = m_frameToolBar != NULL;
	650
	651	wxFrameBase::SetToolBar(toolbar);
	652
	653	if ( m_frameToolBar )
	654	{
	655	// insert into toolbar area if not already there
	656	if ((m_frameToolBar->m_widget->parent) &&
	657	(m_frameToolBar->m_widget->parent != m_mainWidget))
	658	{
	659	GetChildren().DeleteObject( m_frameToolBar );
	660
	661	gtk_widget_reparent( m_frameToolBar->m_widget, m_mainWidget );
	662	GtkUpdateSize();
	663	}
	664	}
	665	else // toolbar unset
	666	{
	667	// still need to update size if it had been there before
	668	if ( hadTbar )
	669	{
	670	GtkUpdateSize();
	671	}
	672	}
	673	}
	674
	675	#endif // wxUSE_TOOLBAR
	676
	677	#if wxUSE_STATUSBAR
	678
	679	wxStatusBar* wxFrame::CreateStatusBar(int number,
	680	long style,
	681	wxWindowID id,
	682	const wxString& name)
	683	{
	684	wxASSERT_MSG( (m_widget != NULL), wxT("invalid frame") );
	685
	686	// because it will change when toolbar is added
	687	GtkUpdateSize();
	688
	689	return wxFrameBase::CreateStatusBar( number, style, id, name );
	690	}
	691
	692	void wxFrame::SetStatusBar(wxStatusBar *statbar)
	693	{
	694	bool hadStatBar = m_frameStatusBar != NULL;
	695
	696	wxFrameBase::SetStatusBar(statbar);
	697
	698	if (hadStatBar && !m_frameStatusBar)
	699	GtkUpdateSize();
	700	}
	701
	702	void wxFrame::PositionStatusBar()
	703	{
	704	if ( !m_frameStatusBar )
	705	return;
	706
	707	GtkUpdateSize();
	708	}
	709	#endif // wxUSE_STATUSBAR