contrib/src/xml/xh_sizer.cpp

/////////////////////////////////////////////////////////////////////////////
// Name:        xh_sizer.cpp
// Purpose:     XML resource for wxBoxSizer
// Author:      Vaclav Slavik
// Created:     2000/03/21
// RCS-ID:      $Id$
// Copyright:   (c) 2000 Vaclav Slavik
// Licence:     wxWindows licence
/////////////////////////////////////////////////////////////////////////////

#ifdef __GNUG__
#pragma implementation "xh_sizer.h"
#endif

// For compilers that support precompilation, includes "wx.h".
#include "wx/wxprec.h"

#ifdef __BORLANDC__
    #pragma hdrstop
#endif

#include "wx/xml/xh_sizer.h"
#include "wx/sizer.h"
#include "wx/log.h"
#include "wx/statbox.h"
#include "wx/notebook.h"

static bool IsSizerNode(wxXmlNode *node)
{
    return (node->GetName() == _T("boxsizer")) ||
           (node->GetName() == _T("staticboxsizer")) ||
           (node->GetName() == _T("gridsizer")) ||
           (node->GetName() == _T("flexgridsizer"));
}


wxSizerXmlHandler::wxSizerXmlHandler()
: wxXmlResourceHandler(), m_IsInside(FALSE), m_ParentSizer(NULL)
{
    ADD_STYLE(wxHORIZONTAL);
    ADD_STYLE(wxVERTICAL);

    // and flags
    ADD_STYLE(wxLEFT);
    ADD_STYLE(wxRIGHT);
    ADD_STYLE(wxTOP);
    ADD_STYLE(wxBOTTOM);
    ADD_STYLE(wxNORTH);
    ADD_STYLE(wxSOUTH);
    ADD_STYLE(wxEAST);
    ADD_STYLE(wxWEST);
    ADD_STYLE(wxALL);

    ADD_STYLE(wxGROW);
    ADD_STYLE(wxEXPAND);
    ADD_STYLE(wxSHAPED);
    ADD_STYLE(wxSTRETCH_NOT);

    ADD_STYLE(wxALIGN_CENTER);
    ADD_STYLE(wxALIGN_CENTRE);
    ADD_STYLE(wxALIGN_LEFT);
    ADD_STYLE(wxALIGN_TOP);
    ADD_STYLE(wxALIGN_RIGHT);
    ADD_STYLE(wxALIGN_BOTTOM);
    ADD_STYLE(wxALIGN_CENTER_HORIZONTAL);
    ADD_STYLE(wxALIGN_CENTRE_HORIZONTAL);
    ADD_STYLE(wxALIGN_CENTER_VERTICAL);
    ADD_STYLE(wxALIGN_CENTRE_VERTICAL);
}


wxObject *wxSizerXmlHandler::DoCreateResource()
{
    if (m_Node->GetName() == _T("sizeritem"))
    {
        wxXmlNode *n = GetParamNode(_T("window"))->GetChildren();

        while (n)
        {
            if (n->GetType() == wxXML_ELEMENT_NODE)
            {
                bool old_ins = m_IsInside;
                wxSizer *old_par = m_ParentSizer;
                m_IsInside = FALSE;
                if (!IsSizerNode(n)) m_ParentSizer = NULL;
                wxObject *item = CreateResFromNode(n, m_Parent, NULL);
                m_IsInside = old_ins;
                m_ParentSizer = old_par;
                wxSizer *sizer = wxDynamicCast(item, wxSizer);
                wxWindow *wnd = wxDynamicCast(item, wxWindow);
                wxSize minsize = GetSize(_T("minsize"));

                if (sizer)
                {
                    m_ParentSizer->Add(sizer, GetLong(_T("option")),
                                       GetStyle(_T("flag")), GetDimension(_T("border")));
                    if (!(minsize == wxDefaultSize))
                        m_ParentSizer->SetItemMinSize(sizer, minsize.x, minsize.y);
                }
                else if (wnd)
                {
                    m_ParentSizer->Add(wnd, GetLong(_T("option")),
                                       GetStyle(_T("flag")), GetDimension(_T("border")));
                    if (!(minsize == wxDefaultSize))
                        m_ParentSizer->SetItemMinSize(wnd, minsize.x, minsize.y);
                }
                else
                    wxLogError(_T("Error in resource."));

                return item;
            }
            n = n->GetNext();
        }
        wxLogError(_T("Error in resource: no control/sizer within sizer's <item> tag."));
        return NULL;
    }

    else if (m_Node->GetName() == _T("spacer"))
    {
        wxCHECK_MSG(m_ParentSizer, NULL, _T("Incorrect syntax of XML resource: spacer not within sizer!"));
        wxSize sz = GetSize();
        m_ParentSizer->Add(sz.x, sz.y,
            GetLong(_T("option")), GetStyle(_T("flag")), GetDimension(_T("border")));
        return NULL;
    }


    else {
        wxSizer *sizer = NULL;

        wxXmlNode *parentNode = m_Node->GetParent()->GetParent();

        wxCHECK_MSG(m_ParentSizer != NULL ||
                ((parentNode->GetName() == _T("panel") ||
                  parentNode->GetName() == _T("dialog")) &&
                 parentNode->GetType() == wxXML_ELEMENT_NODE), NULL,
                _T("Incorrect use of sizer: parent is not 'dialog' or 'panel'."));

        if (m_Node->GetName() == _T("boxsizer"))
            sizer = new wxBoxSizer(GetStyle(_T("orient"), wxHORIZONTAL));

        else if (m_Node->GetName() == _T("staticboxsizer"))
        {
            sizer = new wxStaticBoxSizer(
                         new wxStaticBox(m_ParentAsWindow, -1, GetText(_T("label"))),
                         GetStyle(_T("orient"), wxHORIZONTAL));
        }

        else if (m_Node->GetName() == _T("gridsizer"))
            sizer = new wxGridSizer(GetLong(_T("rows")), GetLong(_T("cols")),
                                    GetDimension(_T("vgap")), GetDimension(_T("hgap")));

        else if (m_Node->GetName() == _T("flexgridsizer"))
            sizer = new wxFlexGridSizer(GetLong(_T("rows")), GetLong(_T("cols")),
                                    GetDimension(_T("vgap")), GetDimension(_T("hgap")));

        wxSize minsize = GetSize(_T("minsize"));
        if (!(minsize == wxDefaultSize))
            sizer->SetMinSize(minsize);


        wxSizer *old_par = m_ParentSizer;
        m_ParentSizer = sizer;
        bool old_ins = m_IsInside;
        m_IsInside = TRUE;
        CreateChildren(m_Parent, TRUE/*only this handler*/);
        m_IsInside = old_ins;
        m_ParentSizer = old_par;

        if (m_ParentSizer == NULL) // setup window:
        {
            m_ParentAsWindow->SetAutoLayout(TRUE);
            m_ParentAsWindow->SetSizer(sizer);

            wxXmlNode *nd = m_Node;
            m_Node = parentNode;
            if (GetSize() == wxDefaultSize)
                sizer->Fit(m_ParentAsWindow);
            m_Node = nd;

            if (m_ParentAsWindow->GetWindowStyle() & (wxRESIZE_BOX | wxRESIZE_BORDER))
                sizer->SetSizeHints(m_ParentAsWindow);
        }

        return sizer;
    }
}


bool wxSizerXmlHandler::CanHandle(wxXmlNode *node)
{
    return ((!m_IsInside && IsSizerNode(node)) ||
            (m_IsInside && node->GetName() == _T("sizeritem")) ||
            (m_IsInside && node->GetName() == _T("spacer")));
}
Commit	Line	Data
	1	/////////////////////////////////////////////////////////////////////////////
	2	// Name: xh_sizer.cpp
	3	// Purpose: XML resource for wxBoxSizer
	4	// Author: Vaclav Slavik
	5	// Created: 2000/03/21
	6	// RCS-ID: $Id$
	7	// Copyright: (c) 2000 Vaclav Slavik
	8	// Licence: wxWindows licence
	9	/////////////////////////////////////////////////////////////////////////////
	10
	11	#ifdef __GNUG__
	12	#pragma implementation "xh_sizer.h"
	13	#endif
	14
	15	// For compilers that support precompilation, includes "wx.h".
	16	#include "wx/wxprec.h"
	17
	18	#ifdef __BORLANDC__
	19	#pragma hdrstop
	20	#endif
	21
	22	#include "wx/xml/xh_sizer.h"
	23	#include "wx/sizer.h"
	24	#include "wx/log.h"
	25	#include "wx/statbox.h"
	26	#include "wx/notebook.h"
	27
	28	static bool IsSizerNode(wxXmlNode *node)
	29	{
	30	return (node->GetName() == _T("boxsizer")) \|\|
	31	(node->GetName() == _T("staticboxsizer")) \|\|
	32	(node->GetName() == _T("gridsizer")) \|\|
	33	(node->GetName() == _T("flexgridsizer"));
	34	}
	35
	36
	37
	38	wxSizerXmlHandler::wxSizerXmlHandler()
	39	: wxXmlResourceHandler(), m_IsInside(FALSE), m_ParentSizer(NULL)
	40	{
	41	ADD_STYLE(wxHORIZONTAL);
	42	ADD_STYLE(wxVERTICAL);
	43
	44	// and flags
	45	ADD_STYLE(wxLEFT);
	46	ADD_STYLE(wxRIGHT);
	47	ADD_STYLE(wxTOP);
	48	ADD_STYLE(wxBOTTOM);
	49	ADD_STYLE(wxNORTH);
	50	ADD_STYLE(wxSOUTH);
	51	ADD_STYLE(wxEAST);
	52	ADD_STYLE(wxWEST);
	53	ADD_STYLE(wxALL);
	54
	55	ADD_STYLE(wxGROW);
	56	ADD_STYLE(wxEXPAND);
	57	ADD_STYLE(wxSHAPED);
	58	ADD_STYLE(wxSTRETCH_NOT);
	59
	60	ADD_STYLE(wxALIGN_CENTER);
	61	ADD_STYLE(wxALIGN_CENTRE);
	62	ADD_STYLE(wxALIGN_LEFT);
	63	ADD_STYLE(wxALIGN_TOP);
	64	ADD_STYLE(wxALIGN_RIGHT);
	65	ADD_STYLE(wxALIGN_BOTTOM);
	66	ADD_STYLE(wxALIGN_CENTER_HORIZONTAL);
	67	ADD_STYLE(wxALIGN_CENTRE_HORIZONTAL);
	68	ADD_STYLE(wxALIGN_CENTER_VERTICAL);
	69	ADD_STYLE(wxALIGN_CENTRE_VERTICAL);
	70	}
	71
	72
	73
	74	wxObject *wxSizerXmlHandler::DoCreateResource()
	75	{
	76	if (m_Node->GetName() == _T("sizeritem"))
	77	{
	78	wxXmlNode *n = GetParamNode(_T("window"))->GetChildren();
	79
	80	while (n)
	81	{
	82	if (n->GetType() == wxXML_ELEMENT_NODE)
	83	{
	84	bool old_ins = m_IsInside;
	85	wxSizer *old_par = m_ParentSizer;
	86	m_IsInside = FALSE;
	87	if (!IsSizerNode(n)) m_ParentSizer = NULL;
	88	wxObject *item = CreateResFromNode(n, m_Parent, NULL);
	89	m_IsInside = old_ins;
	90	m_ParentSizer = old_par;
	91	wxSizer *sizer = wxDynamicCast(item, wxSizer);
	92	wxWindow *wnd = wxDynamicCast(item, wxWindow);
	93	wxSize minsize = GetSize(_T("minsize"));
	94
	95	if (sizer)
	96	{
	97	m_ParentSizer->Add(sizer, GetLong(_T("option")),
	98	GetStyle(_T("flag")), GetDimension(_T("border")));
	99	if (!(minsize == wxDefaultSize))
	100	m_ParentSizer->SetItemMinSize(sizer, minsize.x, minsize.y);
	101	}
	102	else if (wnd)
	103	{
	104	m_ParentSizer->Add(wnd, GetLong(_T("option")),
	105	GetStyle(_T("flag")), GetDimension(_T("border")));
	106	if (!(minsize == wxDefaultSize))
	107	m_ParentSizer->SetItemMinSize(wnd, minsize.x, minsize.y);
	108	}
	109	else
	110	wxLogError(_T("Error in resource."));
	111
	112	return item;
	113	}
	114	n = n->GetNext();
	115	}
	116	wxLogError(_T("Error in resource: no control/sizer within sizer's <item> tag."));
	117	return NULL;
	118	}
	119
	120	else if (m_Node->GetName() == _T("spacer"))
	121	{
	122	wxCHECK_MSG(m_ParentSizer, NULL, _T("Incorrect syntax of XML resource: spacer not within sizer!"));
	123	wxSize sz = GetSize();
	124	m_ParentSizer->Add(sz.x, sz.y,
	125	GetLong(_T("option")), GetStyle(_T("flag")), GetDimension(_T("border")));
	126	return NULL;
	127	}
	128
	129
	130	else {
	131	wxSizer *sizer = NULL;
	132
	133	wxXmlNode *parentNode = m_Node->GetParent()->GetParent();
	134
	135	wxCHECK_MSG(m_ParentSizer != NULL \|\|
	136	((parentNode->GetName() == _T("panel") \|\|
	137	parentNode->GetName() == _T("dialog")) &&
	138	parentNode->GetType() == wxXML_ELEMENT_NODE), NULL,
	139	_T("Incorrect use of sizer: parent is not 'dialog' or 'panel'."));
	140
	141	if (m_Node->GetName() == _T("boxsizer"))
	142	sizer = new wxBoxSizer(GetStyle(_T("orient"), wxHORIZONTAL));
	143
	144	else if (m_Node->GetName() == _T("staticboxsizer"))
	145	{
	146	sizer = new wxStaticBoxSizer(
	147	new wxStaticBox(m_ParentAsWindow, -1, GetText(_T("label"))),
	148	GetStyle(_T("orient"), wxHORIZONTAL));
	149	}
	150
	151	else if (m_Node->GetName() == _T("gridsizer"))
	152	sizer = new wxGridSizer(GetLong(_T("rows")), GetLong(_T("cols")),
	153	GetDimension(_T("vgap")), GetDimension(_T("hgap")));
	154
	155	else if (m_Node->GetName() == _T("flexgridsizer"))
	156	sizer = new wxFlexGridSizer(GetLong(_T("rows")), GetLong(_T("cols")),
	157	GetDimension(_T("vgap")), GetDimension(_T("hgap")));
	158
	159	wxSize minsize = GetSize(_T("minsize"));
	160	if (!(minsize == wxDefaultSize))
	161	sizer->SetMinSize(minsize);
	162
	163
	164	wxSizer *old_par = m_ParentSizer;
	165	m_ParentSizer = sizer;
	166	bool old_ins = m_IsInside;
	167	m_IsInside = TRUE;
	168	CreateChildren(m_Parent, TRUE/only this handler/);
	169	m_IsInside = old_ins;
	170	m_ParentSizer = old_par;
	171
	172	if (m_ParentSizer == NULL) // setup window:
	173	{
	174	m_ParentAsWindow->SetAutoLayout(TRUE);
	175	m_ParentAsWindow->SetSizer(sizer);
	176
	177	wxXmlNode *nd = m_Node;
	178	m_Node = parentNode;
	179	if (GetSize() == wxDefaultSize)
	180	sizer->Fit(m_ParentAsWindow);
	181	m_Node = nd;
	182
	183	if (m_ParentAsWindow->GetWindowStyle() & (wxRESIZE_BOX \| wxRESIZE_BORDER))
	184	sizer->SetSizeHints(m_ParentAsWindow);
	185	}
	186
	187	return sizer;
	188	}
	189	}
	190
	191
	192
	193	bool wxSizerXmlHandler::CanHandle(wxXmlNode *node)
	194	{
	195	return ((!m_IsInside && IsSizerNode(node)) \|\|
	196	(m_IsInside && node->GetName() == _T("sizeritem")) \|\|
	197	(m_IsInside && node->GetName() == _T("spacer")));
	198	}