src/gtk/frame.cpp

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

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

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

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