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"
#endif // WX_PRECOMP

#include "wx/dialog.h"
#include "wx/control.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/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	#endif // WX_PRECOMP
	26
	27	#include "wx/dialog.h"
	28	#include "wx/control.h"
	29	#include "wx/menu.h"
	30	#if wxUSE_TOOLBAR
	31	#include "wx/toolbar.h"
	32	#endif
	33	#if wxUSE_STATUSBAR
	34	#include "wx/statusbr.h"
	35	#endif
	36	#include "wx/dcclient.h"
	37
	38	#include <glib.h>
	39	#include "wx/gtk1/private.h"
	40
	41	#include <gdk/gdkkeysyms.h>
	42	#include <gdk/gdkx.h>
	43
	44	#include "wx/gtk1/win_gtk.h"
	45
	46	// ----------------------------------------------------------------------------
	47	// constants
	48	// ----------------------------------------------------------------------------
	49
	50	const int wxSTATUS_HEIGHT = 25;
	51	const int wxPLACE_HOLDER = 0;
	52
	53	// ----------------------------------------------------------------------------
	54	// idle system
	55	// ----------------------------------------------------------------------------
	56
	57	extern void wxapp_install_idle_handler();
	58	extern bool g_isIdle;
	59
	60	// ----------------------------------------------------------------------------
	61	// event tables
	62	// ----------------------------------------------------------------------------
	63
	64	IMPLEMENT_DYNAMIC_CLASS(wxFrame, wxTopLevelWindow)
	65
	66	// ============================================================================
	67	// implementation
	68	// ============================================================================
	69
	70	// ----------------------------------------------------------------------------
	71	// GTK callbacks
	72	// ----------------------------------------------------------------------------
	73
	74	#if wxUSE_MENUS_NATIVE
	75
	76	//-----------------------------------------------------------------------------
	77	// "child_attached" of menu bar
	78	//-----------------------------------------------------------------------------
	79
	80	extern "C" {
	81	static void gtk_menu_attached_callback( GtkWidget WXUNUSED(widget), GtkWidget WXUNUSED(child), wxFrame *win )
	82	{
	83	if (!win->m_hasVMT) return;
	84
	85	win->m_menuBarDetached = false;
	86	win->GtkUpdateSize();
	87	}
	88	}
	89
	90	//-----------------------------------------------------------------------------
	91	// "child_detached" of menu bar
	92	//-----------------------------------------------------------------------------
	93
	94	extern "C" {
	95	static void gtk_menu_detached_callback( GtkWidget WXUNUSED(widget), GtkWidget WXUNUSED(child), wxFrame *win )
	96	{
	97	if (g_isIdle)
	98	wxapp_install_idle_handler();
	99
	100	if (!win->m_hasVMT) return;
	101
	102	// Raise the client area area
	103	gdk_window_raise( win->m_wxwindow->window );
	104
	105	win->m_menuBarDetached = true;
	106	win->GtkUpdateSize();
	107	}
	108	}
	109
	110	#endif // wxUSE_MENUS_NATIVE
	111
	112	#if wxUSE_TOOLBAR
	113	//-----------------------------------------------------------------------------
	114	// "child_attached" of tool bar
	115	//-----------------------------------------------------------------------------
	116
	117	extern "C" {
	118	static void gtk_toolbar_attached_callback( GtkWidget WXUNUSED(widget), GtkWidget WXUNUSED(child), wxFrame *win )
	119	{
	120	if (!win->m_hasVMT) return;
	121
	122	win->m_toolBarDetached = false;
	123	win->GtkUpdateSize();
	124	}
	125	}
	126
	127	//-----------------------------------------------------------------------------
	128	// "child_detached" of tool bar
	129	//-----------------------------------------------------------------------------
	130
	131	extern "C" {
	132	static void gtk_toolbar_detached_callback( GtkWidget WXUNUSED(widget), GtkWidget WXUNUSED(child), wxFrame *win )
	133	{
	134	if (g_isIdle)
	135	wxapp_install_idle_handler();
	136
	137	if (!win->m_hasVMT) return;
	138
	139	// Raise the client area area
	140	gdk_window_raise( win->m_wxwindow->window );
	141
	142	win->m_toolBarDetached = true;
	143	win->GtkUpdateSize();
	144	}
	145	}
	146	#endif // wxUSE_TOOLBAR
	147
	148
	149	// ----------------------------------------------------------------------------
	150	// wxFrame itself
	151	// ----------------------------------------------------------------------------
	152
	153	//-----------------------------------------------------------------------------
	154	// InsertChild for wxFrame
	155	//-----------------------------------------------------------------------------
	156
	157	/* Callback for wxFrame. This very strange beast has to be used because
	158	* C++ has no virtual methods in a constructor. We have to emulate a
	159	* virtual function here as wxWidgets requires different ways to insert
	160	* a child in container classes. */
	161
	162	static void wxInsertChildInFrame( wxFrame* parent, wxWindow* child )
	163	{
	164	wxASSERT( GTK_IS_WIDGET(child->m_widget) );
	165
	166	if (!parent->m_insertInClientArea)
	167	{
	168	// These are outside the client area
	169	wxFrame* frame = (wxFrame*) parent;
	170	gtk_pizza_put( GTK_PIZZA(frame->m_mainWidget),
	171	GTK_WIDGET(child->m_widget),
	172	child->m_x,
	173	child->m_y,
	174	child->m_width,
	175	child->m_height );
	176
	177	#if wxUSE_TOOLBAR_NATIVE
	178	// We connect to these events for recalculating the client area
	179	// space when the toolbar is floating
	180	if (wxIS_KIND_OF(child,wxToolBar))
	181	{
	182	wxToolBar toolBar = (wxToolBar) child;
	183	if (toolBar->GetWindowStyle() & wxTB_DOCKABLE)
	184	{
	185	gtk_signal_connect( GTK_OBJECT(toolBar->m_widget), "child_attached",
	186	GTK_SIGNAL_FUNC(gtk_toolbar_attached_callback), (gpointer)parent );
	187
	188	gtk_signal_connect( GTK_OBJECT(toolBar->m_widget), "child_detached",
	189	GTK_SIGNAL_FUNC(gtk_toolbar_detached_callback), (gpointer)parent );
	190	}
	191	}
	192	#endif // wxUSE_TOOLBAR
	193	}
	194	else
	195	{
	196	// These are inside the client area
	197	gtk_pizza_put( GTK_PIZZA(parent->m_wxwindow),
	198	GTK_WIDGET(child->m_widget),
	199	child->m_x,
	200	child->m_y,
	201	child->m_width,
	202	child->m_height );
	203	}
	204
	205	// Resize on OnInternalIdle
	206	parent->GtkUpdateSize();
	207	}
	208
	209	// ----------------------------------------------------------------------------
	210	// wxFrame creation
	211	// ----------------------------------------------------------------------------
	212
	213	void wxFrame::Init()
	214	{
	215	m_menuBarDetached = false;
	216	m_toolBarDetached = false;
	217	m_menuBarHeight = 2;
	218	}
	219
	220	bool wxFrame::Create( wxWindow *parent,
	221	wxWindowID id,
	222	const wxString& title,
	223	const wxPoint& pos,
	224	const wxSize& sizeOrig,
	225	long style,
	226	const wxString &name )
	227	{
	228	bool rt = wxTopLevelWindow::Create(parent, id, title, pos, sizeOrig,
	229	style, name);
	230	m_insertCallback = (wxInsertChildFunction) wxInsertChildInFrame;
	231
	232	return rt;
	233	}
	234
	235	wxFrame::~wxFrame()
	236	{
	237	m_isBeingDeleted = true;
	238	DeleteAllBars();
	239	}
	240
	241	// ----------------------------------------------------------------------------
	242	// overridden wxWindow methods
	243	// ----------------------------------------------------------------------------
	244
	245	void wxFrame::DoGetClientSize( int width, int height ) const
	246	{
	247	wxASSERT_MSG( (m_widget != NULL), wxT("invalid frame") );
	248
	249	wxTopLevelWindow::DoGetClientSize( width, height );
	250
	251	if (height)
	252	{
	253	#if wxUSE_MENUS_NATIVE
	254	// menu bar
	255	if (m_frameMenuBar)
	256	{
	257	if (!m_menuBarDetached)
	258	(*height) -= m_menuBarHeight;
	259	else
	260	(*height) -= wxPLACE_HOLDER;
	261	}
	262	#endif // wxUSE_MENUS_NATIVE
	263
	264	#if wxUSE_STATUSBAR
	265	// status bar
	266	if (m_frameStatusBar && m_frameStatusBar->IsShown())
	267	(*height) -= wxSTATUS_HEIGHT;
	268	#endif // wxUSE_STATUSBAR
	269
	270	#if wxUSE_TOOLBAR
	271	// tool bar
	272	if (m_frameToolBar && m_frameToolBar->IsShown())
	273	{
	274	if (m_toolBarDetached)
	275	{
	276	*height -= wxPLACE_HOLDER;
	277	}
	278	else
	279	{
	280	int x, y;
	281	m_frameToolBar->GetSize( &x, &y );
	282	if ( m_frameToolBar->GetWindowStyle() & wxTB_VERTICAL )
	283	{
	284	*width -= x;
	285	}
	286	else
	287	{
	288	*height -= y;
	289	}
	290	}
	291	}
	292	#endif // wxUSE_TOOLBAR
	293	}
	294	}
	295
	296	void wxFrame::DoSetClientSize( int width, int height )
	297	{
	298	wxASSERT_MSG( (m_widget != NULL), wxT("invalid frame") );
	299
	300	#if wxUSE_MENUS_NATIVE
	301	// menu bar
	302	if (m_frameMenuBar)
	303	{
	304	if (!m_menuBarDetached)
	305	height += m_menuBarHeight;
	306	else
	307	height += wxPLACE_HOLDER;
	308	}
	309	#endif // wxUSE_MENUS_NATIVE
	310
	311	#if wxUSE_STATUSBAR
	312	// status bar
	313	if (m_frameStatusBar && m_frameStatusBar->IsShown()) height += wxSTATUS_HEIGHT;
	314	#endif
	315
	316	#if wxUSE_TOOLBAR
	317	// tool bar
	318	if (m_frameToolBar && m_frameToolBar->IsShown())
	319	{
	320	if (m_toolBarDetached)
	321	{
	322	height += wxPLACE_HOLDER;
	323	}
	324	else
	325	{
	326	int x, y;
	327	m_frameToolBar->GetSize( &x, &y );
	328	if ( m_frameToolBar->GetWindowStyle() & wxTB_VERTICAL )
	329	{
	330	width += x;
	331	}
	332	else
	333	{
	334	height += y;
	335	}
	336	}
	337	}
	338	#endif
	339
	340	wxTopLevelWindow::DoSetClientSize( width, height );
	341	}
	342
	343	void wxFrame::GtkOnSize( int WXUNUSED(x), int WXUNUSED(y),
	344	int width, int height )
	345	{
	346	// due to a bug in gtk, x,y are always 0
	347	// m_x = x;
	348	// m_y = y;
	349
	350	// avoid recursions
	351	if (m_resizing) return;
	352	m_resizing = true;
	353
	354	// this shouldn't happen: wxFrame, wxMDIParentFrame and wxMDIChildFrame have m_wxwindow
	355	wxASSERT_MSG( (m_wxwindow != NULL), wxT("invalid frame") );
	356
	357	m_width = width;
	358	m_height = height;
	359
	360	// space occupied by m_frameToolBar and m_frameMenuBar
	361	int client_area_x_offset = 0,
	362	client_area_y_offset = 0;
	363
	364	/* wxMDIChildFrame derives from wxFrame but it _is_ a wxWindow as it uses
	365	wxWindow::Create to create it's GTK equivalent. m_mainWidget is only
	366	set in wxFrame::Create so it is used to check what kind of frame we
	367	have here. if m_mainWidget is NULL it is a wxMDIChildFrame and so we
	368	skip the part which handles m_frameMenuBar, m_frameToolBar and (most
	369	importantly) m_mainWidget */
	370
	371	int minWidth = GetMinWidth(),
	372	minHeight = GetMinHeight(),
	373	maxWidth = GetMaxWidth(),
	374	maxHeight = GetMaxHeight();
	375
	376	if ((minWidth != -1) && (m_width < minWidth)) m_width = minWidth;
	377	if ((minHeight != -1) && (m_height < minHeight)) m_height = minHeight;
	378	if ((maxWidth != -1) && (m_width > maxWidth)) m_width = maxWidth;
	379	if ((maxHeight != -1) && (m_height > maxHeight)) m_height = maxHeight;
	380
	381	if (m_mainWidget)
	382	{
	383	// set size hints
	384	gint flag = 0; // GDK_HINT_POS;
	385	if ((minWidth != -1) \|\| (minHeight != -1)) flag \|= GDK_HINT_MIN_SIZE;
	386	if ((maxWidth != -1) \|\| (maxHeight != -1)) flag \|= GDK_HINT_MAX_SIZE;
	387	GdkGeometry geom;
	388	geom.min_width = minWidth;
	389	geom.min_height = minHeight;
	390	geom.max_width = maxWidth;
	391	geom.max_height = maxHeight;
	392	gtk_window_set_geometry_hints( GTK_WINDOW(m_widget),
	393	(GtkWidget*) NULL,
	394	&geom,
	395	(GdkWindowHints) flag );
	396
	397	// I revert back to wxGTK's original behaviour. m_mainWidget holds
	398	// the menubar, the toolbar and the client area, which is represented
	399	// by m_wxwindow.
	400	// This hurts in the eye, but I don't want to call SetSize()
	401	// because I don't want to call any non-native functions here.
	402
	403	#if wxUSE_MENUS_NATIVE
	404	if (m_frameMenuBar)
	405	{
	406	int xx = m_miniEdge;
	407	int yy = m_miniEdge + m_miniTitle;
	408	int ww = m_width - 2*m_miniEdge;
	409	int hh = m_menuBarHeight;
	410	if (m_menuBarDetached) hh = wxPLACE_HOLDER;
	411	m_frameMenuBar->m_x = xx;
	412	m_frameMenuBar->m_y = yy;
	413	m_frameMenuBar->m_width = ww;
	414	m_frameMenuBar->m_height = hh;
	415	gtk_pizza_set_size( GTK_PIZZA(m_mainWidget),
	416	m_frameMenuBar->m_widget,
	417	xx, yy, ww, hh );
	418	client_area_y_offset += hh;
	419	}
	420	#endif // wxUSE_MENUS_NATIVE
	421
	422	#if wxUSE_TOOLBAR
	423	if ((m_frameToolBar) && m_frameToolBar->IsShown() &&
	424	(m_frameToolBar->m_widget->parent == m_mainWidget))
	425	{
	426	int xx = m_miniEdge;
	427	int yy = m_miniEdge + m_miniTitle;
	428	#if wxUSE_MENUS_NATIVE
	429	if (m_frameMenuBar)
	430	{
	431	if (!m_menuBarDetached)
	432	yy += m_menuBarHeight;
	433	else
	434	yy += wxPLACE_HOLDER;
	435	}
	436	#endif // wxUSE_MENUS_NATIVE
	437
	438	m_frameToolBar->m_x = xx;
	439	m_frameToolBar->m_y = yy;
	440
	441	// don't change the toolbar's reported height/width
	442	int ww, hh;
	443	if ( m_frameToolBar->GetWindowStyle() & wxTB_VERTICAL )
	444	{
	445	ww = m_toolBarDetached ? wxPLACE_HOLDER
	446	: m_frameToolBar->m_width;
	447	hh = m_height - 2*m_miniEdge;
	448
	449	client_area_x_offset += ww;
	450	}
	451	else
	452	{
	453	ww = m_width - 2*m_miniEdge;
	454	hh = m_toolBarDetached ? wxPLACE_HOLDER
	455	: m_frameToolBar->m_height;
	456
	457	client_area_y_offset += hh;
	458	}
	459
	460	gtk_pizza_set_size( GTK_PIZZA(m_mainWidget),
	461	m_frameToolBar->m_widget,
	462	xx, yy, ww, hh );
	463	}
	464	#endif // wxUSE_TOOLBAR
	465
	466	int client_x = client_area_x_offset + m_miniEdge;
	467	int client_y = client_area_y_offset + m_miniEdge + m_miniTitle;
	468	int client_w = m_width - client_area_x_offset - 2*m_miniEdge;
	469	int client_h = m_height - client_area_y_offset- 2*m_miniEdge - m_miniTitle;
	470	gtk_pizza_set_size( GTK_PIZZA(m_mainWidget),
	471	m_wxwindow,
	472	client_x, client_y, client_w, client_h );
	473	}
	474	else
	475	{
	476	// If there is no m_mainWidget between m_widget and m_wxwindow there
	477	// is no need to set the size or position of m_wxwindow.
	478	}
	479
	480	#if wxUSE_STATUSBAR
	481	if (m_frameStatusBar && m_frameStatusBar->IsShown())
	482	{
	483	int xx = 0 + m_miniEdge;
	484	int yy = m_height - wxSTATUS_HEIGHT - m_miniEdge - client_area_y_offset;
	485	int ww = m_width - 2*m_miniEdge;
	486	int hh = wxSTATUS_HEIGHT;
	487	m_frameStatusBar->m_x = xx;
	488	m_frameStatusBar->m_y = yy;
	489	m_frameStatusBar->m_width = ww;
	490	m_frameStatusBar->m_height = hh;
	491	gtk_pizza_set_size( GTK_PIZZA(m_wxwindow),
	492	m_frameStatusBar->m_widget,
	493	xx, yy, ww, hh );
	494	gtk_widget_draw( m_frameStatusBar->m_widget, (GdkRectangle*) NULL );
	495	}
	496	#endif // wxUSE_STATUSBAR
	497
	498	m_sizeSet = true;
	499
	500	// send size event to frame
	501	wxSizeEvent event( wxSize(m_width,m_height), GetId() );
	502	event.SetEventObject( this );
	503	GetEventHandler()->ProcessEvent( event );
	504
	505	#if wxUSE_STATUSBAR
	506	// send size event to status bar
	507	if (m_frameStatusBar)
	508	{
	509	wxSizeEvent event2( wxSize(m_frameStatusBar->m_width,m_frameStatusBar->m_height), m_frameStatusBar->GetId() );
	510	event2.SetEventObject( m_frameStatusBar );
	511	m_frameStatusBar->GetEventHandler()->ProcessEvent( event2 );
	512	}
	513	#endif // wxUSE_STATUSBAR
	514
	515	m_resizing = false;
	516	}
	517
	518	void wxFrame::OnInternalIdle()
	519	{
	520	wxFrameBase::OnInternalIdle();
	521
	522	#if wxUSE_MENUS_NATIVE
	523	if (m_frameMenuBar) m_frameMenuBar->OnInternalIdle();
	524	#endif // wxUSE_MENUS_NATIVE
	525	#if wxUSE_TOOLBAR
	526	if (m_frameToolBar) m_frameToolBar->OnInternalIdle();
	527	#endif
	528	#if wxUSE_STATUSBAR
	529	if (m_frameStatusBar)
	530	{
	531	m_frameStatusBar->OnInternalIdle();
	532
	533	// There may be controls in the status bar that
	534	// need to be updated
	535	for ( wxWindowList::compatibility_iterator node = m_frameStatusBar->GetChildren().GetFirst();
	536	node;
	537	node = node->GetNext() )
	538	{
	539	wxWindow *child = node->GetData();
	540	child->OnInternalIdle();
	541	}
	542	}
	543	#endif
	544	}
	545
	546	// ----------------------------------------------------------------------------
	547	// menu/tool/status bar stuff
	548	// ----------------------------------------------------------------------------
	549
	550	#if wxUSE_MENUS_NATIVE
	551
	552	void wxFrame::DetachMenuBar()
	553	{
	554	wxASSERT_MSG( (m_widget != NULL), wxT("invalid frame") );
	555	wxASSERT_MSG( (m_wxwindow != NULL), wxT("invalid frame") );
	556
	557	if ( m_frameMenuBar )
	558	{
	559	m_frameMenuBar->UnsetInvokingWindow( this );
	560
	561	if (m_frameMenuBar->GetWindowStyle() & wxMB_DOCKABLE)
	562	{
	563	gtk_signal_disconnect_by_func( GTK_OBJECT(m_frameMenuBar->m_widget),
	564	GTK_SIGNAL_FUNC(gtk_menu_attached_callback), (gpointer)this );
	565
	566	gtk_signal_disconnect_by_func( GTK_OBJECT(m_frameMenuBar->m_widget),
	567	GTK_SIGNAL_FUNC(gtk_menu_detached_callback), (gpointer)this );
	568	}
	569
	570	gtk_widget_ref( m_frameMenuBar->m_widget );
	571
	572	gtk_container_remove( GTK_CONTAINER(m_mainWidget), m_frameMenuBar->m_widget );
	573	}
	574
	575	wxFrameBase::DetachMenuBar();
	576	}
	577
	578	void wxFrame::AttachMenuBar( wxMenuBar *menuBar )
	579	{
	580	wxFrameBase::AttachMenuBar(menuBar);
	581
	582	if (m_frameMenuBar)
	583	{
	584	m_frameMenuBar->SetInvokingWindow( this );
	585
	586	m_frameMenuBar->SetParent(this);
	587	gtk_pizza_put( GTK_PIZZA(m_mainWidget),
	588	m_frameMenuBar->m_widget,
	589	m_frameMenuBar->m_x,
	590	m_frameMenuBar->m_y,
	591	m_frameMenuBar->m_width,
	592	m_frameMenuBar->m_height );
	593
	594	if (menuBar->GetWindowStyle() & wxMB_DOCKABLE)
	595	{
	596	gtk_signal_connect( GTK_OBJECT(menuBar->m_widget), "child_attached",
	597	GTK_SIGNAL_FUNC(gtk_menu_attached_callback), (gpointer)this );
	598
	599	gtk_signal_connect( GTK_OBJECT(menuBar->m_widget), "child_detached",
	600	GTK_SIGNAL_FUNC(gtk_menu_detached_callback), (gpointer)this );
	601	}
	602
	603	gtk_widget_show( m_frameMenuBar->m_widget );
	604
	605	UpdateMenuBarSize();
	606	}
	607	else
	608	{
	609	m_menuBarHeight = 2;
	610	GtkUpdateSize(); // resize window in OnInternalIdle
	611	}
	612	}
	613
	614	void wxFrame::UpdateMenuBarSize()
	615	{
	616	GtkRequisition req;
	617
	618	req.width = 2;
	619	req.height = 2;
	620
	621	// this is called after Remove with a NULL m_frameMenuBar
	622	if ( m_frameMenuBar )
	623	(* GTK_WIDGET_CLASS( GTK_OBJECT_GET_CLASS(m_frameMenuBar->m_widget) )->size_request )
	624	(m_frameMenuBar->m_widget, &req );
	625
	626	m_menuBarHeight = req.height;
	627
	628	// resize window in OnInternalIdle
	629
	630	GtkUpdateSize();
	631	}
	632
	633	#endif // wxUSE_MENUS_NATIVE
	634
	635	#if wxUSE_TOOLBAR
	636
	637	wxToolBar* wxFrame::CreateToolBar( long style, wxWindowID id, const wxString& name )
	638	{
	639	wxASSERT_MSG( (m_widget != NULL), wxT("invalid frame") );
	640
	641	m_insertInClientArea = false;
	642
	643	m_frameToolBar = wxFrameBase::CreateToolBar( style, id, name );
	644
	645	m_insertInClientArea = true;
	646
	647	GtkUpdateSize();
	648
	649	return m_frameToolBar;
	650	}
	651
	652	void wxFrame::SetToolBar(wxToolBar *toolbar)
	653	{
	654	bool hadTbar = m_frameToolBar != NULL;
	655
	656	wxFrameBase::SetToolBar(toolbar);
	657
	658	if ( m_frameToolBar )
	659	{
	660	// insert into toolbar area if not already there
	661	if ((m_frameToolBar->m_widget->parent) &&
	662	(m_frameToolBar->m_widget->parent != m_mainWidget))
	663	{
	664	GetChildren().DeleteObject( m_frameToolBar );
	665
	666	gtk_widget_reparent( m_frameToolBar->m_widget, m_mainWidget );
	667	GtkUpdateSize();
	668	}
	669	}
	670	else // toolbar unset
	671	{
	672	// still need to update size if it had been there before
	673	if ( hadTbar )
	674	{
	675	GtkUpdateSize();
	676	}
	677	}
	678	}
	679
	680	#endif // wxUSE_TOOLBAR
	681
	682	#if wxUSE_STATUSBAR
	683
	684	wxStatusBar* wxFrame::CreateStatusBar(int number,
	685	long style,
	686	wxWindowID id,
	687	const wxString& name)
	688	{
	689	wxASSERT_MSG( (m_widget != NULL), wxT("invalid frame") );
	690
	691	// because it will change when toolbar is added
	692	GtkUpdateSize();
	693
	694	return wxFrameBase::CreateStatusBar( number, style, id, name );
	695	}
	696
	697	void wxFrame::SetStatusBar(wxStatusBar *statbar)
	698	{
	699	bool hadStatBar = m_frameStatusBar != NULL;
	700
	701	wxFrameBase::SetStatusBar(statbar);
	702
	703	if (hadStatBar && !m_frameStatusBar)
	704	GtkUpdateSize();
	705	}
	706
	707	void wxFrame::PositionStatusBar()
	708	{
	709	if ( !m_frameStatusBar )
	710	return;
	711
	712	GtkUpdateSize();
	713	}
	714	#endif // wxUSE_STATUSBAR