Refactored wxSizerXmlHandler and added support for wxGridBagSizer

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@24453 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Robin Dunn
2003-11-07 08:27:41 +00:00
parent d2eaa86b9e
commit 0d077b41ee
4 changed files with 642 additions and 328 deletions

View File

@@ -16,6 +16,8 @@
#endif
#include "wx/xrc/xmlres.h"
#include "wx/sizer.h"
#include "wx/gbsizer.h"
class WXDLLEXPORT wxSizer;
@@ -30,9 +32,27 @@ public:
private:
bool m_isInside;
bool m_isGBS;
wxSizer *m_parentSizer;
bool IsSizerNode(wxXmlNode *node);
wxObject* Handle_sizeritem();
wxObject* Handle_spacer();
wxObject* Handle_sizer();
wxSizer* Handle_wxBoxSizer();
wxSizer* Handle_wxStaticBoxSizer();
wxSizer* Handle_wxGridSizer();
wxSizer* Handle_wxFlexGridSizer();
wxSizer* Handle_wxGridBagSizer();
void SetGrowables(wxFlexGridSizer* fsizer, const wxChar* param, bool rows);
wxGBPosition GetGBPos(const wxString& param);
wxGBSpan GetGBSpan(const wxString& param);
wxSizerItem* MakeSizerItem();
void SetSizerItemAttributes(wxSizerItem* sitem);
void AddSizerItem(wxSizerItem* sitem);
};

View File

@@ -21,26 +21,24 @@
#include "wx/xrc/xh_sizer.h"
#include "wx/sizer.h"
#include "wx/gbsizer.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")));
}
IMPLEMENT_DYNAMIC_CLASS(wxSizerXmlHandler, wxXmlResourceHandler)
wxSizerXmlHandler::wxSizerXmlHandler()
: wxXmlResourceHandler(), m_isInside(FALSE), m_parentSizer(NULL)
: wxXmlResourceHandler(),
m_isInside(FALSE),
m_isGBS(FALSE),
m_parentSizer(NULL)
{
XRC_ADD_STYLE(wxHORIZONTAL);
XRC_ADD_STYLE(wxVERTICAL);
@@ -77,159 +75,298 @@ wxSizerXmlHandler::wxSizerXmlHandler()
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"))));
return ( (!m_isInside && IsSizerNode(node)) ||
(m_isInside && IsOfClass(node, wxT("sizeritem"))) ||
(m_isInside && IsOfClass(node, wxT("spacer")))
);
}
wxObject* wxSizerXmlHandler::DoCreateResource()
{
if (m_class == wxT("sizeritem"))
return Handle_sizeritem();
else if (m_class == wxT("spacer"))
return Handle_spacer();
else
return Handle_sizer();
}
bool wxSizerXmlHandler::IsSizerNode(wxXmlNode *node)
{
return (IsOfClass(node, wxT("wxBoxSizer"))) ||
(IsOfClass(node, wxT("wxStaticBoxSizer"))) ||
(IsOfClass(node, wxT("wxGridSizer"))) ||
(IsOfClass(node, wxT("wxFlexGridSizer"))) ||
(IsOfClass(node, wxT("wxGridBagSizer")));
}
wxObject* wxSizerXmlHandler::Handle_sizeritem()
{
// find the item to be managed by this sizeritem
wxXmlNode *n = GetParamNode(wxT("object"));
if ( !n )
n = GetParamNode(wxT("object_ref"));
// did we find one?
if (n)
{
// create a sizer item for it
wxSizerItem* sitem = MakeSizerItem();
SetSizerItemAttributes(sitem);
// now fetch the item to be managed
bool old_gbs = m_isGBS;
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;
m_isGBS = old_gbs;
// and figure out what type it is
wxSizer *sizer = wxDynamicCast(item, wxSizer);
wxWindow *wnd = wxDynamicCast(item, wxWindow);
if (sizer)
sitem->SetSizer(sizer);
else if (wnd)
sitem->SetWindow(wnd);
else
wxLogError(wxT("Error in resource."));
AddSizerItem(sitem);
return item;
}
else /*n == NULL*/
{
wxLogError(wxT("Error in resource: no window/sizer/spacer within sizeritem object."));
return NULL;
}
}
wxObject* wxSizerXmlHandler::Handle_spacer()
{
wxCHECK_MSG(m_parentSizer, NULL, wxT("Incorrect syntax of XRC resource: spacer not within sizer!"));
wxSizerItem* sitem = MakeSizerItem();
SetSizerItemAttributes(sitem);
sitem->SetSpacer(GetSize());
AddSizerItem(sitem);
return NULL;
}
wxObject* wxSizerXmlHandler::Handle_sizer()
{
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 = Handle_wxBoxSizer();
else if (m_class == wxT("wxStaticBoxSizer"))
sizer = Handle_wxStaticBoxSizer();
else if (m_class == wxT("wxGridSizer"))
sizer = Handle_wxGridSizer();
else if (m_class == wxT("wxFlexGridSizer"))
sizer = Handle_wxFlexGridSizer();
else if (m_class == wxT("wxGridBagSizer"))
sizer = Handle_wxGridBagSizer();
wxSize minsize = GetSize(wxT("minsize"));
if (!(minsize == wxDefaultSize))
sizer->SetMinSize(minsize);
// save state
wxSizer *old_par = m_parentSizer;
bool old_ins = m_isInside;
bool old_gbs = m_isGBS;
// set new state
m_parentSizer = sizer;
m_isInside = TRUE;
m_isGBS = (m_class == wxT("wxGridBagSizer"));
CreateChildren(m_parent, TRUE/*only this handler*/);
// restore state
old_gbs = m_isGBS;
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;
}
wxSizer* wxSizerXmlHandler::Handle_wxBoxSizer()
{
return new wxBoxSizer(GetStyle(wxT("orient"), wxHORIZONTAL));
}
wxSizer* wxSizerXmlHandler::Handle_wxStaticBoxSizer()
{
return new wxStaticBoxSizer(
new wxStaticBox(m_parentAsWindow,
GetID(),
GetText(wxT("label")),
wxDefaultPosition, wxDefaultSize,
0/*style*/,
GetName()),
GetStyle(wxT("orient"), wxHORIZONTAL));
}
wxSizer* wxSizerXmlHandler::Handle_wxGridSizer()
{
return new wxGridSizer(GetLong(wxT("rows")), GetLong(wxT("cols")),
GetDimension(wxT("vgap")), GetDimension(wxT("hgap")));
}
wxSizer* wxSizerXmlHandler::Handle_wxFlexGridSizer()
{
wxFlexGridSizer *sizer =
new wxFlexGridSizer(GetLong(wxT("rows")), GetLong(wxT("cols")),
GetDimension(wxT("vgap")), GetDimension(wxT("hgap")));
SetGrowables(sizer, wxT("growablerows"), true);
SetGrowables(sizer, wxT("growablecols"), false);
return sizer;
}
wxSizer* wxSizerXmlHandler::Handle_wxGridBagSizer()
{
wxGridBagSizer *sizer =
new wxGridBagSizer(GetDimension(wxT("vgap")), GetDimension(wxT("hgap")));
SetGrowables(sizer, wxT("growablerows"), true);
SetGrowables(sizer, wxT("growablecols"), false);
return sizer;
}
void wxSizerXmlHandler::SetGrowables(wxFlexGridSizer* sizer,
const wxChar* param,
bool rows)
{
wxStringTokenizer tkn;
unsigned long l;
tkn.SetString(GetParamValue(param), wxT(","));
while (tkn.HasMoreTokens())
{
if (!tkn.GetNextToken().ToULong(&l))
wxLogError(wxT("growable[rows|cols] must be comma-separated list of row numbers"));
else {
if (rows)
sizer->AddGrowableRow(l);
else
sizer->AddGrowableCol(l);
}
}
}
wxGBPosition wxSizerXmlHandler::GetGBPos(const wxString& param)
{
wxSize sz = GetSize(param);
if (sz.x < 0) sz.x = 0;
if (sz.y < 0) sz.y = 0;
return wxGBPosition(sz.x, sz.y);
}
wxGBSpan wxSizerXmlHandler::GetGBSpan(const wxString& param)
{
wxSize sz = GetSize(param);
if (sz.x < 1) sz.x = 1;
if (sz.y < 1) sz.y = 1;
return wxGBSpan(sz.x, sz.y);
}
wxSizerItem* wxSizerXmlHandler::MakeSizerItem()
{
if (m_isGBS)
return new wxGBSizerItem();
else
return new wxSizerItem();
}
void wxSizerXmlHandler::SetSizerItemAttributes(wxSizerItem* sitem)
{
sitem->SetProportion(GetLong(wxT("option"))); // Should this check for "proportion" too?
sitem->SetFlag(GetStyle(wxT("flag")));
sitem->SetBorder(GetDimension(wxT("border")));
wxSize sz = GetSize(wxT("minsize"));
if (!(sz == wxDefaultSize))
sitem->SetInitSize(sz.x, sz.y);
sz = GetSize(wxT("ratio"));
if (!(sz == wxDefaultSize))
sitem->SetRatio(sz);
if (m_isGBS)
{
wxGBSizerItem* gbsitem = (wxGBSizerItem*)sitem;
gbsitem->SetPos(GetGBPos(wxT("pos")));
gbsitem->SetSpan(GetGBSpan(wxT("span")));
}
}
void wxSizerXmlHandler::AddSizerItem(wxSizerItem* sitem)
{
if (m_isGBS)
((wxGridBagSizer*)m_parentSizer)->Add((wxGBSizerItem*)sitem);
else
m_parentSizer->Add(sitem);
}

View File

@@ -16,6 +16,8 @@
#endif
#include "wx/xrc/xmlres.h"
#include "wx/sizer.h"
#include "wx/gbsizer.h"
class WXDLLEXPORT wxSizer;
@@ -30,9 +32,27 @@ public:
private:
bool m_isInside;
bool m_isGBS;
wxSizer *m_parentSizer;
bool IsSizerNode(wxXmlNode *node);
wxObject* Handle_sizeritem();
wxObject* Handle_spacer();
wxObject* Handle_sizer();
wxSizer* Handle_wxBoxSizer();
wxSizer* Handle_wxStaticBoxSizer();
wxSizer* Handle_wxGridSizer();
wxSizer* Handle_wxFlexGridSizer();
wxSizer* Handle_wxGridBagSizer();
void SetGrowables(wxFlexGridSizer* fsizer, const wxChar* param, bool rows);
wxGBPosition GetGBPos(const wxString& param);
wxGBSpan GetGBSpan(const wxString& param);
wxSizerItem* MakeSizerItem();
void SetSizerItemAttributes(wxSizerItem* sitem);
void AddSizerItem(wxSizerItem* sitem);
};

View File

@@ -21,26 +21,24 @@
#include "wx/xrc/xh_sizer.h"
#include "wx/sizer.h"
#include "wx/gbsizer.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")));
}
IMPLEMENT_DYNAMIC_CLASS(wxSizerXmlHandler, wxXmlResourceHandler)
wxSizerXmlHandler::wxSizerXmlHandler()
: wxXmlResourceHandler(), m_isInside(FALSE), m_parentSizer(NULL)
: wxXmlResourceHandler(),
m_isInside(FALSE),
m_isGBS(FALSE),
m_parentSizer(NULL)
{
XRC_ADD_STYLE(wxHORIZONTAL);
XRC_ADD_STYLE(wxVERTICAL);
@@ -77,159 +75,298 @@ wxSizerXmlHandler::wxSizerXmlHandler()
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"))));
return ( (!m_isInside && IsSizerNode(node)) ||
(m_isInside && IsOfClass(node, wxT("sizeritem"))) ||
(m_isInside && IsOfClass(node, wxT("spacer")))
);
}
wxObject* wxSizerXmlHandler::DoCreateResource()
{
if (m_class == wxT("sizeritem"))
return Handle_sizeritem();
else if (m_class == wxT("spacer"))
return Handle_spacer();
else
return Handle_sizer();
}
bool wxSizerXmlHandler::IsSizerNode(wxXmlNode *node)
{
return (IsOfClass(node, wxT("wxBoxSizer"))) ||
(IsOfClass(node, wxT("wxStaticBoxSizer"))) ||
(IsOfClass(node, wxT("wxGridSizer"))) ||
(IsOfClass(node, wxT("wxFlexGridSizer"))) ||
(IsOfClass(node, wxT("wxGridBagSizer")));
}
wxObject* wxSizerXmlHandler::Handle_sizeritem()
{
// find the item to be managed by this sizeritem
wxXmlNode *n = GetParamNode(wxT("object"));
if ( !n )
n = GetParamNode(wxT("object_ref"));
// did we find one?
if (n)
{
// create a sizer item for it
wxSizerItem* sitem = MakeSizerItem();
SetSizerItemAttributes(sitem);
// now fetch the item to be managed
bool old_gbs = m_isGBS;
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;
m_isGBS = old_gbs;
// and figure out what type it is
wxSizer *sizer = wxDynamicCast(item, wxSizer);
wxWindow *wnd = wxDynamicCast(item, wxWindow);
if (sizer)
sitem->SetSizer(sizer);
else if (wnd)
sitem->SetWindow(wnd);
else
wxLogError(wxT("Error in resource."));
AddSizerItem(sitem);
return item;
}
else /*n == NULL*/
{
wxLogError(wxT("Error in resource: no window/sizer/spacer within sizeritem object."));
return NULL;
}
}
wxObject* wxSizerXmlHandler::Handle_spacer()
{
wxCHECK_MSG(m_parentSizer, NULL, wxT("Incorrect syntax of XRC resource: spacer not within sizer!"));
wxSizerItem* sitem = MakeSizerItem();
SetSizerItemAttributes(sitem);
sitem->SetSpacer(GetSize());
AddSizerItem(sitem);
return NULL;
}
wxObject* wxSizerXmlHandler::Handle_sizer()
{
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 = Handle_wxBoxSizer();
else if (m_class == wxT("wxStaticBoxSizer"))
sizer = Handle_wxStaticBoxSizer();
else if (m_class == wxT("wxGridSizer"))
sizer = Handle_wxGridSizer();
else if (m_class == wxT("wxFlexGridSizer"))
sizer = Handle_wxFlexGridSizer();
else if (m_class == wxT("wxGridBagSizer"))
sizer = Handle_wxGridBagSizer();
wxSize minsize = GetSize(wxT("minsize"));
if (!(minsize == wxDefaultSize))
sizer->SetMinSize(minsize);
// save state
wxSizer *old_par = m_parentSizer;
bool old_ins = m_isInside;
bool old_gbs = m_isGBS;
// set new state
m_parentSizer = sizer;
m_isInside = TRUE;
m_isGBS = (m_class == wxT("wxGridBagSizer"));
CreateChildren(m_parent, TRUE/*only this handler*/);
// restore state
old_gbs = m_isGBS;
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;
}
wxSizer* wxSizerXmlHandler::Handle_wxBoxSizer()
{
return new wxBoxSizer(GetStyle(wxT("orient"), wxHORIZONTAL));
}
wxSizer* wxSizerXmlHandler::Handle_wxStaticBoxSizer()
{
return new wxStaticBoxSizer(
new wxStaticBox(m_parentAsWindow,
GetID(),
GetText(wxT("label")),
wxDefaultPosition, wxDefaultSize,
0/*style*/,
GetName()),
GetStyle(wxT("orient"), wxHORIZONTAL));
}
wxSizer* wxSizerXmlHandler::Handle_wxGridSizer()
{
return new wxGridSizer(GetLong(wxT("rows")), GetLong(wxT("cols")),
GetDimension(wxT("vgap")), GetDimension(wxT("hgap")));
}
wxSizer* wxSizerXmlHandler::Handle_wxFlexGridSizer()
{
wxFlexGridSizer *sizer =
new wxFlexGridSizer(GetLong(wxT("rows")), GetLong(wxT("cols")),
GetDimension(wxT("vgap")), GetDimension(wxT("hgap")));
SetGrowables(sizer, wxT("growablerows"), true);
SetGrowables(sizer, wxT("growablecols"), false);
return sizer;
}
wxSizer* wxSizerXmlHandler::Handle_wxGridBagSizer()
{
wxGridBagSizer *sizer =
new wxGridBagSizer(GetDimension(wxT("vgap")), GetDimension(wxT("hgap")));
SetGrowables(sizer, wxT("growablerows"), true);
SetGrowables(sizer, wxT("growablecols"), false);
return sizer;
}
void wxSizerXmlHandler::SetGrowables(wxFlexGridSizer* sizer,
const wxChar* param,
bool rows)
{
wxStringTokenizer tkn;
unsigned long l;
tkn.SetString(GetParamValue(param), wxT(","));
while (tkn.HasMoreTokens())
{
if (!tkn.GetNextToken().ToULong(&l))
wxLogError(wxT("growable[rows|cols] must be comma-separated list of row numbers"));
else {
if (rows)
sizer->AddGrowableRow(l);
else
sizer->AddGrowableCol(l);
}
}
}
wxGBPosition wxSizerXmlHandler::GetGBPos(const wxString& param)
{
wxSize sz = GetSize(param);
if (sz.x < 0) sz.x = 0;
if (sz.y < 0) sz.y = 0;
return wxGBPosition(sz.x, sz.y);
}
wxGBSpan wxSizerXmlHandler::GetGBSpan(const wxString& param)
{
wxSize sz = GetSize(param);
if (sz.x < 1) sz.x = 1;
if (sz.y < 1) sz.y = 1;
return wxGBSpan(sz.x, sz.y);
}
wxSizerItem* wxSizerXmlHandler::MakeSizerItem()
{
if (m_isGBS)
return new wxGBSizerItem();
else
return new wxSizerItem();
}
void wxSizerXmlHandler::SetSizerItemAttributes(wxSizerItem* sitem)
{
sitem->SetProportion(GetLong(wxT("option"))); // Should this check for "proportion" too?
sitem->SetFlag(GetStyle(wxT("flag")));
sitem->SetBorder(GetDimension(wxT("border")));
wxSize sz = GetSize(wxT("minsize"));
if (!(sz == wxDefaultSize))
sitem->SetInitSize(sz.x, sz.y);
sz = GetSize(wxT("ratio"));
if (!(sz == wxDefaultSize))
sitem->SetRatio(sz);
if (m_isGBS)
{
wxGBSizerItem* gbsitem = (wxGBSizerItem*)sitem;
gbsitem->SetPos(GetGBPos(wxT("pos")));
gbsitem->SetSpan(GetGBSpan(wxT("span")));
}
}
void wxSizerXmlHandler::AddSizerItem(wxSizerItem* sitem)
{
if (m_isGBS)
((wxGridBagSizer*)m_parentSizer)->Add((wxGBSizerItem*)sitem);
else
m_parentSizer->Add(sitem);
}