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)
{
    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_class == wxT("sizeritem"))
    {
        wxXmlNode *n = GetParamNode(wxT("object"));

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