2187eef5bb
rearranged code to avoid it. git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@19826 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
391 lines
12 KiB
C++
391 lines
12 KiB
C++
/////////////////////////////////////////////////////////////////////////////
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// Name: motif/toplevel.cpp
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// Purpose: wxTopLevelWindow Motif implementation
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// Author: Mattia Barbon
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// Modified by:
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// Created: 12/10/2002
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// RCS-ID: $Id$
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// Copyright: (c) Mattia Barbon
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// Licence: wxWindows licence
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/////////////////////////////////////////////////////////////////////////////
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// ============================================================================
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// declarations
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// ============================================================================
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// ----------------------------------------------------------------------------
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// headers
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// ----------------------------------------------------------------------------
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#if defined(__GNUG__) && !defined(__APPLE__)
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#pragma implementation "toplevel.h"
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#endif
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#include "wx/toplevel.h"
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#include "wx/app.h"
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#ifdef __VMS__
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#define XtDisplay XTDISPLAY
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#define XtParent XTPARENT
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#define XtScreen XTSCREEN
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#define XtWindow XTWINDOW
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#pragma message disable nosimpint
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#endif
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#include <Xm/Xm.h>
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#include <X11/Shell.h>
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#include <X11/Core.h>
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#if XmVersion >= 1002
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#include <Xm/XmAll.h>
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#else
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#include <Xm/Frame.h>
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#endif
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#ifdef __VMS__
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#pragma message enable nosimpint
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#endif
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#include "wx/motif/private.h"
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wxList wxModelessWindows; // Frames and modeless dialogs
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// ---------------------------------------------------------------------------
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// Callbacks
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// ---------------------------------------------------------------------------
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static void wxCloseTLWCallback( Widget widget, XtPointer client_data,
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XmAnyCallbackStruct *cbs );
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static void wxTLWEventHandler( Widget wid,
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XtPointer client_data,
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XEvent* event,
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Boolean *continueToDispatch );
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// ===========================================================================
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// wxTopLevelWindowMotif implementation
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// ===========================================================================
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void wxTopLevelWindowMotif::PreDestroy()
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{
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wxTopLevelWindows.DeleteObject(this);
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if ( (GetWindowStyleFlag() & wxDIALOG_MODAL) != wxDIALOG_MODAL )
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wxModelessWindows.DeleteObject(this);
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m_icons.m_icons.Empty();
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DestroyChildren();
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// MessageDialog and FileDialog do not have a client widget
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if( GetClientWidget() )
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{
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XtRemoveEventHandler( (Widget)GetClientWidget(),
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ButtonPressMask | ButtonReleaseMask |
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PointerMotionMask | KeyPressMask,
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FALSE,
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wxTLWEventHandler,
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(XtPointer)this );
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}
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}
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wxTopLevelWindowMotif::~wxTopLevelWindowMotif()
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{
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SetMainWidget( (WXWidget)0 );
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// If this is the last top-level window, exit.
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if (wxTheApp && (wxTopLevelWindows.GetCount() == 0))
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{
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wxTheApp->SetTopWindow(NULL);
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if (wxTheApp->GetExitOnFrameDelete())
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{
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wxTheApp->ExitMainLoop();
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}
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}
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}
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void wxTopLevelWindowMotif::Init()
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{
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m_isShown = FALSE;
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}
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bool wxTopLevelWindowMotif::Create( wxWindow *parent, wxWindowID id,
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const wxString& title,
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const wxPoint& pos,
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const wxSize& size,
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long style,
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const wxString& name )
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{
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SetName(name);
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m_windowStyle = style;
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if ( parent )
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parent->AddChild(this);
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wxTopLevelWindows.Append(this);
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m_windowId = ( id > -1 ) ? id : NewControlId();
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bool retval = DoCreate( parent, id, title, pos, size, style, name );
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if( !retval ) return FALSE;
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// Intercept CLOSE messages from the window manager
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Widget shell = (Widget)GetShellWidget();
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Atom WM_DELETE_WINDOW = XmInternAtom( XtDisplay( shell ),
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"WM_DELETE_WINDOW", False );
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// Remove and add WM_DELETE_WINDOW so ours is only handler
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// This only appears to be necessary for wxDialog, but does not hurt
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// for wxFrame
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XmRemoveWMProtocols( shell, &WM_DELETE_WINDOW, 1 );
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XmAddWMProtocols( shell, &WM_DELETE_WINDOW, 1 );
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XmActivateWMProtocol( shell, WM_DELETE_WINDOW );
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// Modified Steve Hammes for Motif 2.0
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#if (XmREVISION > 1 || XmVERSION > 1)
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XmAddWMProtocolCallback( shell, WM_DELETE_WINDOW,
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(XtCallbackProc)wxCloseTLWCallback,
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(XtPointer)this );
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#elif XmREVISION == 1
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XmAddWMProtocolCallback( shell, WM_DELETE_WINDOW,
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(XtCallbackProc)wxCloseTLWCallback,
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(caddr_t)this );
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#else
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XmAddWMProtocolCallback( shell, WM_DELETE_WINDOW,
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(void (*)())wxCloseTLWCallback, (caddr_t)this );
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#endif
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// This patch come from Torsten Liermann lier@lier1.muc.de
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if( XmIsMotifWMRunning( shell ) )
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{
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int decor = 0 ;
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if( m_windowStyle & wxRESIZE_BORDER )
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decor |= MWM_DECOR_RESIZEH;
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if( m_windowStyle & wxSYSTEM_MENU )
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decor |= MWM_DECOR_MENU;
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if( ( m_windowStyle & wxCAPTION ) ||
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( m_windowStyle & wxTINY_CAPTION_HORIZ ) ||
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( m_windowStyle & wxTINY_CAPTION_VERT ) )
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decor |= MWM_DECOR_TITLE;
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if( m_windowStyle & wxTHICK_FRAME )
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decor |= MWM_DECOR_BORDER;
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if( m_windowStyle & wxMINIMIZE_BOX )
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decor |= MWM_DECOR_MINIMIZE;
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if( m_windowStyle & wxMAXIMIZE_BOX )
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decor |= MWM_DECOR_MAXIMIZE;
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XtVaSetValues( shell,
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XmNmwmDecorations, decor,
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NULL );
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}
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else
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{
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// This allows non-Motif window managers to support at least the
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// no-decorations case.
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if( ( m_windowStyle & wxCAPTION ) != wxCAPTION )
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XtVaSetValues( shell,
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XmNoverrideRedirect, TRUE,
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NULL );
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}
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XtAddEventHandler( (Widget)GetClientWidget(),
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ButtonPressMask | ButtonReleaseMask |
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PointerMotionMask | KeyPressMask,
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FALSE,
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wxTLWEventHandler,
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(XtPointer)this );
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return retval;
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}
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void wxTopLevelWindowMotif::Raise()
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{
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Widget top = (Widget) GetTopWidget();
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Window parent_window = XtWindow( top ),
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next_parent = XtWindow( top ),
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root = RootWindowOfScreen( XtScreen( top ) );
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// search for the parent that is child of ROOT, because the WM may
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// reparent twice and notify only the next parent (like FVWM)
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while( next_parent != root )
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{
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Window *theChildren;
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unsigned int n;
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parent_window = next_parent;
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XQueryTree( XtDisplay( top ), parent_window, &root,
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&next_parent, &theChildren, &n );
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XFree( theChildren ); // not needed
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}
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XRaiseWindow( XtDisplay( top ), parent_window );
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}
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void wxTopLevelWindowMotif::Lower()
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{
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Widget top = (Widget) GetTopWidget();
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Window parent_window = XtWindow( top ),
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next_parent = XtWindow( top ),
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root = RootWindowOfScreen( XtScreen( top ) );
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// search for the parent that is child of ROOT, because the WM may
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// reparent twice and notify only the next parent (like FVWM)
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while( next_parent != root )
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{
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Window *theChildren;
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unsigned int n;
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parent_window = next_parent;
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XQueryTree( XtDisplay( top ), parent_window, &root,
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&next_parent, &theChildren, &n );
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XFree( theChildren ); // not needed
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}
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XLowerWindow( XtDisplay( top ), parent_window );
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}
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static inline Widget GetShell( const wxTopLevelWindowMotif* tlw )
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{
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Widget main = (Widget) tlw->GetMainWidget();
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if( !main ) return (Widget) NULL;
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return XtParent( main );
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}
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WXWidget wxTopLevelWindowMotif::GetShellWidget() const
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{
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return (WXWidget) GetShell( this );
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}
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bool wxTopLevelWindowMotif::ShowFullScreen( bool show,
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long style )
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{
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// TODO, see wxGTK
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return FALSE;
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}
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bool wxTopLevelWindowMotif::IsFullScreen() const
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{
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// TODO, see wxGTK
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return FALSE;
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}
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void wxTopLevelWindowMotif::Restore()
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{
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Widget shell = GetShell( this );
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if( shell )
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XtVaSetValues( shell,
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XmNiconic, FALSE,
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NULL );
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}
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void wxTopLevelWindowMotif::Iconize( bool iconize )
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{
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Widget shell = GetShell( this );
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if( !shell ) return;
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if( !iconize )
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Show( TRUE );
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XtVaSetValues( shell,
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XmNiconic, (Boolean)iconize,
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NULL );
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}
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bool wxTopLevelWindowMotif::IsIconized() const
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{
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Widget shell = GetShell( this );
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if( !shell )
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return FALSE;
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Boolean iconic;
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XtVaGetValues( shell,
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XmNiconic, &iconic,
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NULL );
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return iconic;
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}
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void wxTopLevelWindowMotif::Maximize( bool maximize )
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{
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Show( TRUE );
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if( maximize )
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Restore();
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}
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bool wxTopLevelWindowMotif::IsMaximized() const
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{
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return FALSE;
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}
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// ---------------------------------------------------------------------------
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// Callback definition
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// ---------------------------------------------------------------------------
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// Handle a close event from the window manager
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static void wxCloseTLWCallback( Widget WXUNUSED(widget), XtPointer client_data,
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XmAnyCallbackStruct *WXUNUSED(cbs) )
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{
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wxTopLevelWindowMotif* tlw = (wxTopLevelWindowMotif*)client_data;
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wxCloseEvent closeEvent( wxEVT_CLOSE_WINDOW, tlw->GetId() );
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closeEvent.SetEventObject( tlw );
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// May delete the dialog (with delayed deletion)
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tlw->GetEventHandler()->ProcessEvent(closeEvent);
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}
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void wxTLWEventHandler( Widget wid,
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XtPointer WXUNUSED(client_data),
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XEvent* event,
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Boolean* continueToDispatch)
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{
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wxTopLevelWindowMotif* tlw =
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(wxTopLevelWindowMotif*)wxGetWindowFromTable( wid );
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if( tlw )
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{
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wxMouseEvent wxevent( wxEVT_NULL );
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if( wxTranslateMouseEvent( wxevent, tlw, wid, event ) )
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{
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wxevent.SetEventObject( tlw );
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wxevent.SetId( tlw->GetId() );
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tlw->GetEventHandler()->ProcessEvent( wxevent );
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}
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else
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{
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// An attempt to implement OnCharHook by calling OnCharHook first;
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// if this returns TRUE, set continueToDispatch to False
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// (don't continue processing).
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// Otherwise set it to True and call OnChar.
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wxKeyEvent keyEvent( wxEVT_CHAR );
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if( wxTranslateKeyEvent( keyEvent, tlw, wid, event ))
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{
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keyEvent.SetEventObject( tlw );
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keyEvent.SetId( tlw->GetId() );
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keyEvent.SetEventType( wxEVT_CHAR_HOOK );
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if( tlw->GetEventHandler()->ProcessEvent( keyEvent ) )
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{
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*continueToDispatch = False;
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return;
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}
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else
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{
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// For simplicity, OnKeyDown is the same as OnChar
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// TODO: filter modifier key presses from OnChar
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keyEvent.SetEventType( wxEVT_KEY_DOWN );
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// Only process OnChar if OnKeyDown didn't swallow it
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if( !tlw->GetEventHandler()->ProcessEvent( keyEvent ) )
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{
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keyEvent.SetEventType( wxEVT_CHAR );
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tlw->GetEventHandler()->ProcessEvent( keyEvent );
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}
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}
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}
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}
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}
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*continueToDispatch = True;
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}
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