src/xrc/xh_sizer.cpp

/////////////////////////////////////////////////////////////////////////////
// Name:        xh_sizer.cpp
// Purpose:     XRC 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/xrc/xh_sizer.h"
#include "wx/sizer.h"
#include "wx/log.h"
#include "wx/statbox.h"
#include "wx/notebook.h"
#include "wx/tokenzr.h"

bool wxSizerXmlHandler::IsSizerNode(wxXmlNode *node)
{
    return (IsOfClass(node, wxT("wxBoxSizer"))) ||
           (IsOfClass(node, wxT("wxStaticBoxSizer"))) ||
           (IsOfClass(node, wxT("wxGridSizer"))) ||
           (IsOfClass(node, wxT("wxFlexGridSizer")));
}


wxSizerXmlHandler::wxSizerXmlHandler()
: wxXmlResourceHandler(), m_isInside(FALSE), m_parentSizer(NULL)
{
    XRC_ADD_STYLE(wxHORIZONTAL);
    XRC_ADD_STYLE(wxVERTICAL);

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

    XRC_ADD_STYLE(wxGROW);
    XRC_ADD_STYLE(wxEXPAND);
    XRC_ADD_STYLE(wxSHAPED);
    XRC_ADD_STYLE(wxSTRETCH_NOT);

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


wxObject *wxSizerXmlHandler::DoCreateResource()
{
    if (m_class == wxT("sizeritem"))
    {
        wxXmlNode *n = GetParamNode(wxT("object"));

       if ( !n )
           n = GetParamNode(wxT("object_ref"));

        if (n)
        {
            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(wxT("minsize"));

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

            return item;
        }
        else /*n == NULL*/
        {
            wxLogError(wxT("Error in resource: no control/sizer within sizer's <item> tag."));
            return NULL;
        }
    }

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


    else {
        wxSizer *sizer = NULL;

        wxXmlNode *parentNode = m_node->GetParent();

        wxCHECK_MSG(m_parentSizer != NULL ||
                ((IsOfClass(parentNode, wxT("wxPanel")) ||
                  IsOfClass(parentNode, wxT("wxDialog"))) &&
                 parentNode->GetType() == wxXML_ELEMENT_NODE), NULL,
                wxT("Incorrect use of sizer: parent is not 'wxDialog' or 'wxPanel'."));

        if (m_class == wxT("wxBoxSizer"))
            sizer = new wxBoxSizer(GetStyle(wxT("orient"), wxHORIZONTAL));

        else if (m_class == wxT("wxStaticBoxSizer"))
        {
            sizer = new wxStaticBoxSizer(
                         new wxStaticBox(m_parentAsWindow, -1, GetText(wxT("label"))),
                         GetStyle(wxT("orient"), wxHORIZONTAL));
        }

        else if (m_class == wxT("wxGridSizer"))
            sizer = new wxGridSizer(GetLong(wxT("rows")), GetLong(wxT("cols")),
                                    GetDimension(wxT("vgap")), GetDimension(wxT("hgap")));

        else if (m_class == wxT("wxFlexGridSizer"))
        {
            wxFlexGridSizer *fsizer =
                  new wxFlexGridSizer(GetLong(wxT("rows")), GetLong(wxT("cols")),
                      GetDimension(wxT("vgap")), GetDimension(wxT("hgap")));
            sizer = fsizer;
            wxStringTokenizer tkn;
            unsigned long l;
            tkn.SetString(GetParamValue(wxT("growablerows")), wxT(","));
            while (tkn.HasMoreTokens())
            {
                if (!tkn.GetNextToken().ToULong(&l))
                    wxLogError(wxT("growablerows must be comma-separated list of row numbers"));
                else
                    fsizer->AddGrowableRow(l);
            }
            tkn.SetString(GetParamValue(wxT("growablecols")), wxT(","));
            while (tkn.HasMoreTokens())
            {
                if (!tkn.GetNextToken().ToULong(&l))
                    wxLogError(wxT("growablecols must be comma-separated list of column numbers"));
                else
                    fsizer->AddGrowableCol(l);
            }
        }

        wxSize minsize = GetSize(wxT("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 && IsOfClass(node, wxT("sizeritem"))) ||
            (m_isInside && IsOfClass(node, wxT("spacer"))));
}
Commit	Line	Data
	1	/////////////////////////////////////////////////////////////////////////////
	2	// Name: xh_sizer.cpp
	3	// Purpose: XRC 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/xrc/xh_sizer.h"
	23	#include "wx/sizer.h"
	24	#include "wx/log.h"
	25	#include "wx/statbox.h"
	26	#include "wx/notebook.h"
	27	#include "wx/tokenzr.h"
	28
	29	bool wxSizerXmlHandler::IsSizerNode(wxXmlNode *node)
	30	{
	31	return (IsOfClass(node, wxT("wxBoxSizer"))) \|\|
	32	(IsOfClass(node, wxT("wxStaticBoxSizer"))) \|\|
	33	(IsOfClass(node, wxT("wxGridSizer"))) \|\|
	34	(IsOfClass(node, wxT("wxFlexGridSizer")));
	35	}
	36
	37
	38
	39	wxSizerXmlHandler::wxSizerXmlHandler()
	40	: wxXmlResourceHandler(), m_isInside(FALSE), m_parentSizer(NULL)
	41	{
	42	XRC_ADD_STYLE(wxHORIZONTAL);
	43	XRC_ADD_STYLE(wxVERTICAL);
	44
	45	// and flags
	46	XRC_ADD_STYLE(wxLEFT);
	47	XRC_ADD_STYLE(wxRIGHT);
	48	XRC_ADD_STYLE(wxTOP);
	49	XRC_ADD_STYLE(wxBOTTOM);
	50	XRC_ADD_STYLE(wxNORTH);
	51	XRC_ADD_STYLE(wxSOUTH);
	52	XRC_ADD_STYLE(wxEAST);
	53	XRC_ADD_STYLE(wxWEST);
	54	XRC_ADD_STYLE(wxALL);
	55
	56	XRC_ADD_STYLE(wxGROW);
	57	XRC_ADD_STYLE(wxEXPAND);
	58	XRC_ADD_STYLE(wxSHAPED);
	59	XRC_ADD_STYLE(wxSTRETCH_NOT);
	60
	61	XRC_ADD_STYLE(wxALIGN_CENTER);
	62	XRC_ADD_STYLE(wxALIGN_CENTRE);
	63	XRC_ADD_STYLE(wxALIGN_LEFT);
	64	XRC_ADD_STYLE(wxALIGN_TOP);
	65	XRC_ADD_STYLE(wxALIGN_RIGHT);
	66	XRC_ADD_STYLE(wxALIGN_BOTTOM);
	67	XRC_ADD_STYLE(wxALIGN_CENTER_HORIZONTAL);
	68	XRC_ADD_STYLE(wxALIGN_CENTRE_HORIZONTAL);
	69	XRC_ADD_STYLE(wxALIGN_CENTER_VERTICAL);
	70	XRC_ADD_STYLE(wxALIGN_CENTRE_VERTICAL);
	71	}
	72
	73
	74
	75	wxObject *wxSizerXmlHandler::DoCreateResource()
	76	{
	77	if (m_class == wxT("sizeritem"))
	78	{
	79	wxXmlNode *n = GetParamNode(wxT("object"));
	80
	81	if ( !n )
	82	n = GetParamNode(wxT("object_ref"));
	83
	84	if (n)
	85	{
	86	bool old_ins = m_isInside;
	87	wxSizer *old_par = m_parentSizer;
	88	m_isInside = FALSE;
	89	if (!IsSizerNode(n)) m_parentSizer = NULL;
	90	wxObject *item = CreateResFromNode(n, m_parent, NULL);
	91	m_isInside = old_ins;
	92	m_parentSizer = old_par;
	93	wxSizer *sizer = wxDynamicCast(item, wxSizer);
	94	wxWindow *wnd = wxDynamicCast(item, wxWindow);
	95	wxSize minsize = GetSize(wxT("minsize"));
	96
	97	if (sizer)
	98	{
	99	m_parentSizer->Add(sizer, GetLong(wxT("option")),
	100	GetStyle(wxT("flag")), GetDimension(wxT("border")));
	101	if (!(minsize == wxDefaultSize))
	102	m_parentSizer->SetItemMinSize(sizer, minsize.x, minsize.y);
	103	}
	104	else if (wnd)
	105	{
	106	m_parentSizer->Add(wnd, GetLong(wxT("option")),
	107	GetStyle(wxT("flag")), GetDimension(wxT("border")));
	108	if (!(minsize == wxDefaultSize))
	109	m_parentSizer->SetItemMinSize(wnd, minsize.x, minsize.y);
	110	}
	111	else
	112	wxLogError(wxT("Error in resource."));
	113
	114	return item;
	115	}
	116	else /n == NULL/
	117	{
	118	wxLogError(wxT("Error in resource: no control/sizer within sizer's <item> tag."));
	119	return NULL;
	120	}
	121	}
	122
	123	else if (m_class == wxT("spacer"))
	124	{
	125	wxCHECK_MSG(m_parentSizer, NULL, wxT("Incorrect syntax of XRC resource: spacer not within sizer!"));
	126	wxSize sz = GetSize();
	127	m_parentSizer->Add(sz.x, sz.y,
	128	GetLong(wxT("option")), GetStyle(wxT("flag")), GetDimension(wxT("border")));
	129	return NULL;
	130	}
	131
	132
	133	else {
	134	wxSizer *sizer = NULL;
	135
	136	wxXmlNode *parentNode = m_node->GetParent();
	137
	138	wxCHECK_MSG(m_parentSizer != NULL \|\|
	139	((IsOfClass(parentNode, wxT("wxPanel")) \|\|
	140	IsOfClass(parentNode, wxT("wxDialog"))) &&
	141	parentNode->GetType() == wxXML_ELEMENT_NODE), NULL,
	142	wxT("Incorrect use of sizer: parent is not 'wxDialog' or 'wxPanel'."));
	143
	144	if (m_class == wxT("wxBoxSizer"))
	145	sizer = new wxBoxSizer(GetStyle(wxT("orient"), wxHORIZONTAL));
	146
	147	else if (m_class == wxT("wxStaticBoxSizer"))
	148	{
	149	sizer = new wxStaticBoxSizer(
	150	new wxStaticBox(m_parentAsWindow, -1, GetText(wxT("label"))),
	151	GetStyle(wxT("orient"), wxHORIZONTAL));
	152	}
	153
	154	else if (m_class == wxT("wxGridSizer"))
	155	sizer = new wxGridSizer(GetLong(wxT("rows")), GetLong(wxT("cols")),
	156	GetDimension(wxT("vgap")), GetDimension(wxT("hgap")));
	157
	158	else if (m_class == wxT("wxFlexGridSizer"))
	159	{
	160	wxFlexGridSizer *fsizer =
	161	new wxFlexGridSizer(GetLong(wxT("rows")), GetLong(wxT("cols")),
	162	GetDimension(wxT("vgap")), GetDimension(wxT("hgap")));
	163	sizer = fsizer;
	164	wxStringTokenizer tkn;
	165	unsigned long l;
	166	tkn.SetString(GetParamValue(wxT("growablerows")), wxT(","));
	167	while (tkn.HasMoreTokens())
	168	{
	169	if (!tkn.GetNextToken().ToULong(&l))
	170	wxLogError(wxT("growablerows must be comma-separated list of row numbers"));
	171	else
	172	fsizer->AddGrowableRow(l);
	173	}
	174	tkn.SetString(GetParamValue(wxT("growablecols")), wxT(","));
	175	while (tkn.HasMoreTokens())
	176	{
	177	if (!tkn.GetNextToken().ToULong(&l))
	178	wxLogError(wxT("growablecols must be comma-separated list of column numbers"));
	179	else
	180	fsizer->AddGrowableCol(l);
	181	}
	182	}
	183
	184	wxSize minsize = GetSize(wxT("minsize"));
	185	if (!(minsize == wxDefaultSize))
	186	sizer->SetMinSize(minsize);
	187
	188	wxSizer *old_par = m_parentSizer;
	189	m_parentSizer = sizer;
	190	bool old_ins = m_isInside;
	191	m_isInside = TRUE;
	192	CreateChildren(m_parent, TRUE/only this handler/);
	193	m_isInside = old_ins;
	194	m_parentSizer = old_par;
	195
	196	if (m_parentSizer == NULL) // setup window:
	197	{
	198	m_parentAsWindow->SetAutoLayout(TRUE);
	199	m_parentAsWindow->SetSizer(sizer);
	200
	201	wxXmlNode *nd = m_node;
	202	m_node = parentNode;
	203	if (GetSize() == wxDefaultSize)
	204	sizer->Fit(m_parentAsWindow);
	205	m_node = nd;
	206
	207	if (m_parentAsWindow->GetWindowStyle() & (wxRESIZE_BOX \| wxRESIZE_BORDER))
	208	sizer->SetSizeHints(m_parentAsWindow);
	209	}
	210
	211	return sizer;
	212	}
	213	}
	214
	215
	216
	217	bool wxSizerXmlHandler::CanHandle(wxXmlNode *node)
	218	{
	219	return ((!m_isInside && IsSizerNode(node)) \|\|
	220	(m_isInside && IsOfClass(node, wxT("sizeritem"))) \|\|
	221	(m_isInside && IsOfClass(node, wxT("spacer"))));
	222	}