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/panel.h"
#include "wx/tokenzr.h"

IMPLEMENT_DYNAMIC_CLASS(wxSizerXmlHandler, wxXmlResourceHandler)

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);

    XRC_ADD_STYLE(wxADJUST_MINSIZE);
}


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 ||
                (parentNode->GetType() == wxXML_ELEMENT_NODE &&
                    m_parentAsWindow != NULL &&
                    (m_parentAsWindow->IsKindOf(CLASSINFO(wxPanel)) ||
                     m_parentAsWindow->IsKindOf(CLASSINFO(wxFrame)) ||
                     m_parentAsWindow->IsKindOf(CLASSINFO(wxDialog)))
                ), NULL,
                wxT("Incorrect use of sizer: parent is not 'wxDialog', 'wxFrame' 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,
                                         GetID(),
                                         GetText(wxT("label")),
                                         wxDefaultPosition, wxDefaultSize,
                                         0/*style*/,
                                         GetName()),
                         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/panel.h"
	28	#include "wx/tokenzr.h"
	29
	30	IMPLEMENT_DYNAMIC_CLASS(wxSizerXmlHandler, wxXmlResourceHandler)
	31
	32	bool wxSizerXmlHandler::IsSizerNode(wxXmlNode *node)
	33	{
	34	return (IsOfClass(node, wxT("wxBoxSizer"))) \|\|
	35	(IsOfClass(node, wxT("wxStaticBoxSizer"))) \|\|
	36	(IsOfClass(node, wxT("wxGridSizer"))) \|\|
	37	(IsOfClass(node, wxT("wxFlexGridSizer")));
	38	}
	39
	40
	41
	42	wxSizerXmlHandler::wxSizerXmlHandler()
	43	: wxXmlResourceHandler(), m_isInside(FALSE), m_parentSizer(NULL)
	44	{
	45	XRC_ADD_STYLE(wxHORIZONTAL);
	46	XRC_ADD_STYLE(wxVERTICAL);
	47
	48	// and flags
	49	XRC_ADD_STYLE(wxLEFT);
	50	XRC_ADD_STYLE(wxRIGHT);
	51	XRC_ADD_STYLE(wxTOP);
	52	XRC_ADD_STYLE(wxBOTTOM);
	53	XRC_ADD_STYLE(wxNORTH);
	54	XRC_ADD_STYLE(wxSOUTH);
	55	XRC_ADD_STYLE(wxEAST);
	56	XRC_ADD_STYLE(wxWEST);
	57	XRC_ADD_STYLE(wxALL);
	58
	59	XRC_ADD_STYLE(wxGROW);
	60	XRC_ADD_STYLE(wxEXPAND);
	61	XRC_ADD_STYLE(wxSHAPED);
	62	XRC_ADD_STYLE(wxSTRETCH_NOT);
	63
	64	XRC_ADD_STYLE(wxALIGN_CENTER);
	65	XRC_ADD_STYLE(wxALIGN_CENTRE);
	66	XRC_ADD_STYLE(wxALIGN_LEFT);
	67	XRC_ADD_STYLE(wxALIGN_TOP);
	68	XRC_ADD_STYLE(wxALIGN_RIGHT);
	69	XRC_ADD_STYLE(wxALIGN_BOTTOM);
	70	XRC_ADD_STYLE(wxALIGN_CENTER_HORIZONTAL);
	71	XRC_ADD_STYLE(wxALIGN_CENTRE_HORIZONTAL);
	72	XRC_ADD_STYLE(wxALIGN_CENTER_VERTICAL);
	73	XRC_ADD_STYLE(wxALIGN_CENTRE_VERTICAL);
	74
	75	XRC_ADD_STYLE(wxADJUST_MINSIZE);
	76	}
	77
	78
	79
	80	wxObject *wxSizerXmlHandler::DoCreateResource()
	81	{
	82	if (m_class == wxT("sizeritem"))
	83	{
	84	wxXmlNode *n = GetParamNode(wxT("object"));
	85
	86	if ( !n )
	87	n = GetParamNode(wxT("object_ref"));
	88
	89	if (n)
	90	{
	91	bool old_ins = m_isInside;
	92	wxSizer *old_par = m_parentSizer;
	93	m_isInside = FALSE;
	94	if (!IsSizerNode(n)) m_parentSizer = NULL;
	95	wxObject *item = CreateResFromNode(n, m_parent, NULL);
	96	m_isInside = old_ins;
	97	m_parentSizer = old_par;
	98	wxSizer *sizer = wxDynamicCast(item, wxSizer);
	99	wxWindow *wnd = wxDynamicCast(item, wxWindow);
	100	wxSize minsize = GetSize(wxT("minsize"));
	101
	102	if (sizer)
	103	{
	104	m_parentSizer->Add(sizer, GetLong(wxT("option")),
	105	GetStyle(wxT("flag")), GetDimension(wxT("border")));
	106	if (!(minsize == wxDefaultSize))
	107	m_parentSizer->SetItemMinSize(sizer, minsize.x, minsize.y);
	108	}
	109	else if (wnd)
	110	{
	111	m_parentSizer->Add(wnd, GetLong(wxT("option")),
	112	GetStyle(wxT("flag")), GetDimension(wxT("border")));
	113	if (!(minsize == wxDefaultSize))
	114	m_parentSizer->SetItemMinSize(wnd, minsize.x, minsize.y);
	115	}
	116	else
	117	wxLogError(wxT("Error in resource."));
	118
	119	return item;
	120	}
	121	else /n == NULL/
	122	{
	123	wxLogError(wxT("Error in resource: no control/sizer within sizer's <item> tag."));
	124	return NULL;
	125	}
	126	}
	127
	128	else if (m_class == wxT("spacer"))
	129	{
	130	wxCHECK_MSG(m_parentSizer, NULL, wxT("Incorrect syntax of XRC resource: spacer not within sizer!"));
	131	wxSize sz = GetSize();
	132	m_parentSizer->Add(sz.x, sz.y,
	133	GetLong(wxT("option")), GetStyle(wxT("flag")), GetDimension(wxT("border")));
	134	return NULL;
	135	}
	136
	137
	138	else {
	139	wxSizer *sizer = NULL;
	140
	141	wxXmlNode *parentNode = m_node->GetParent();
	142
	143	wxCHECK_MSG(m_parentSizer != NULL \|\|
	144	(parentNode->GetType() == wxXML_ELEMENT_NODE &&
	145	m_parentAsWindow != NULL &&
	146	(m_parentAsWindow->IsKindOf(CLASSINFO(wxPanel)) \|\|
	147	m_parentAsWindow->IsKindOf(CLASSINFO(wxFrame)) \|\|
	148	m_parentAsWindow->IsKindOf(CLASSINFO(wxDialog)))
	149	), NULL,
	150	wxT("Incorrect use of sizer: parent is not 'wxDialog', 'wxFrame' or 'wxPanel'."));
	151
	152	if (m_class == wxT("wxBoxSizer"))
	153	sizer = new wxBoxSizer(GetStyle(wxT("orient"), wxHORIZONTAL));
	154
	155	else if (m_class == wxT("wxStaticBoxSizer"))
	156	{
	157	sizer = new wxStaticBoxSizer(
	158	new wxStaticBox(m_parentAsWindow,
	159	GetID(),
	160	GetText(wxT("label")),
	161	wxDefaultPosition, wxDefaultSize,
	162	0/style/,
	163	GetName()),
	164	GetStyle(wxT("orient"), wxHORIZONTAL));
	165	}
	166
	167	else if (m_class == wxT("wxGridSizer"))
	168	sizer = new wxGridSizer(GetLong(wxT("rows")), GetLong(wxT("cols")),
	169	GetDimension(wxT("vgap")), GetDimension(wxT("hgap")));
	170
	171	else if (m_class == wxT("wxFlexGridSizer"))
	172	{
	173	wxFlexGridSizer *fsizer =
	174	new wxFlexGridSizer(GetLong(wxT("rows")), GetLong(wxT("cols")),
	175	GetDimension(wxT("vgap")), GetDimension(wxT("hgap")));
	176	sizer = fsizer;
	177	wxStringTokenizer tkn;
	178	unsigned long l;
	179	tkn.SetString(GetParamValue(wxT("growablerows")), wxT(","));
	180	while (tkn.HasMoreTokens())
	181	{
	182	if (!tkn.GetNextToken().ToULong(&l))
	183	wxLogError(wxT("growablerows must be comma-separated list of row numbers"));
	184	else
	185	fsizer->AddGrowableRow(l);
	186	}
	187	tkn.SetString(GetParamValue(wxT("growablecols")), wxT(","));
	188	while (tkn.HasMoreTokens())
	189	{
	190	if (!tkn.GetNextToken().ToULong(&l))
	191	wxLogError(wxT("growablecols must be comma-separated list of column numbers"));
	192	else
	193	fsizer->AddGrowableCol(l);
	194	}
	195	}
	196
	197	wxSize minsize = GetSize(wxT("minsize"));
	198	if (!(minsize == wxDefaultSize))
	199	sizer->SetMinSize(minsize);
	200
	201	wxSizer *old_par = m_parentSizer;
	202	m_parentSizer = sizer;
	203	bool old_ins = m_isInside;
	204	m_isInside = TRUE;
	205	CreateChildren(m_parent, TRUE/only this handler/);
	206	m_isInside = old_ins;
	207	m_parentSizer = old_par;
	208
	209	if (m_parentSizer == NULL) // setup window:
	210	{
	211	m_parentAsWindow->SetAutoLayout(TRUE);
	212	m_parentAsWindow->SetSizer(sizer);
	213
	214	wxXmlNode *nd = m_node;
	215	m_node = parentNode;
	216	if (GetSize() == wxDefaultSize)
	217	sizer->Fit(m_parentAsWindow);
	218	m_node = nd;
	219
	220	if (m_parentAsWindow->GetWindowStyle() & (wxRESIZE_BOX \| wxRESIZE_BORDER))
	221	sizer->SetSizeHints(m_parentAsWindow);
	222	}
	223
	224	return sizer;
	225	}
	226	}
	227
	228
	229
	230	bool wxSizerXmlHandler::CanHandle(wxXmlNode *node)
	231	{
	232	return ((!m_isInside && IsSizerNode(node)) \|\|
	233	(m_isInside && IsOfClass(node, wxT("sizeritem"))) \|\|
	234	(m_isInside && IsOfClass(node, wxT("spacer"))));
	235	}