/////////////////////////////////////////////////////////////////////////////
-// Name: xh_sizer.cpp
+// Name: src/xrc/xh_sizer.cpp
// Purpose: XRC resource for wxBoxSizer
// Author: Vaclav Slavik
// Created: 2000/03/21
#if wxUSE_XRC
#include "wx/xrc/xh_sizer.h"
-#include "wx/sizer.h"
+
+#ifndef WX_PRECOMP
+ #include "wx/log.h"
+ #include "wx/panel.h"
+ #include "wx/statbox.h"
+ #include "wx/sizer.h"
+ #include "wx/frame.h"
+ #include "wx/dialog.h"
+ #include "wx/button.h"
+ #include "wx/scrolwin.h"
+#endif
+
#include "wx/gbsizer.h"
-#include "wx/log.h"
-#include "wx/statbox.h"
+#include "wx/wrapsizer.h"
#include "wx/notebook.h"
-#include "wx/panel.h"
#include "wx/tokenzr.h"
IMPLEMENT_DYNAMIC_CLASS(wxSizerXmlHandler, wxXmlResourceHandler)
wxSizerXmlHandler::wxSizerXmlHandler()
- : wxXmlResourceHandler(),
- m_isInside(false),
- m_isGBS(false),
- m_parentSizer(NULL)
+ :wxXmlResourceHandler(),
+ m_isInside(false),
+ m_isGBS(false),
+ m_parentSizer(NULL)
{
XRC_ADD_STYLE(wxHORIZONTAL);
XRC_ADD_STYLE(wxVERTICAL);
XRC_ADD_STYLE(wxALIGN_CENTER_VERTICAL);
XRC_ADD_STYLE(wxALIGN_CENTRE_VERTICAL);
- XRC_ADD_STYLE(wxADJUST_MINSIZE);
XRC_ADD_STYLE(wxFIXED_MINSIZE);
+ XRC_ADD_STYLE(wxRESERVE_SPACE_EVEN_IF_HIDDEN);
+
+ // this flag doesn't do anything any more but we can just ignore its
+ // occurrences in the old resource files instead of raising a fuss because
+ // of it
+ AddStyle("wxADJUST_MINSIZE", 0);
+
+ // wxWrapSizer-specific flags
+ XRC_ADD_STYLE(wxEXTEND_LAST_ON_EACH_LINE);
+ XRC_ADD_STYLE(wxREMOVE_LEADING_SPACES);
}
}
+wxSizer* wxSizerXmlHandler::DoCreateSizer(const wxString& name)
+{
+ if (name == wxT("wxBoxSizer"))
+ return Handle_wxBoxSizer();
+#if wxUSE_STATBOX
+ else if (name == wxT("wxStaticBoxSizer"))
+ return Handle_wxStaticBoxSizer();
+#endif
+ else if (name == wxT("wxGridSizer"))
+ {
+ if ( !ValidateGridSizerChildren() )
+ return NULL;
+ return Handle_wxGridSizer();
+ }
+ else if (name == wxT("wxFlexGridSizer"))
+ {
+ return Handle_wxFlexGridSizer();
+ }
+ else if (name == wxT("wxGridBagSizer"))
+ {
+ return Handle_wxGridBagSizer();
+ }
+ else if (name == wxT("wxWrapSizer"))
+ {
+ return Handle_wxWrapSizer();
+ }
+
+ ReportError(wxString::Format("unknown sizer class \"%s\"", name));
+ return NULL;
+}
+
-bool wxSizerXmlHandler::IsSizerNode(wxXmlNode *node)
+bool wxSizerXmlHandler::IsSizerNode(wxXmlNode *node) const
{
return (IsOfClass(node, wxT("wxBoxSizer"))) ||
(IsOfClass(node, wxT("wxStaticBoxSizer"))) ||
(IsOfClass(node, wxT("wxGridSizer"))) ||
(IsOfClass(node, wxT("wxFlexGridSizer"))) ||
- (IsOfClass(node, wxT("wxGridBagSizer")));
+ (IsOfClass(node, wxT("wxGridBagSizer"))) ||
+ (IsOfClass(node, wxT("wxWrapSizer")));
}
wxWindow *wnd = wxDynamicCast(item, wxWindow);
if (sizer)
- sitem->SetSizer(sizer);
+ sitem->AssignSizer(sizer);
else if (wnd)
- sitem->SetWindow(wnd);
+ sitem->AssignWindow(wnd);
else
- wxLogError(wxT("Error in resource."));
+ ReportError(n, "unexpected item in sizer");
// finally, set other wxSizerItem attributes
SetSizerItemAttributes(sitem);
}
else /*n == NULL*/
{
- wxLogError(wxT("Error in resource: no window/sizer/spacer within sizeritem object."));
+ ReportError("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!"));
+ if ( !m_parentSizer )
+ {
+ ReportError("spacer only allowed inside a sizer");
+ return NULL;
+ }
wxSizerItem* sitem = MakeSizerItem();
SetSizerItemAttributes(sitem);
- sitem->SetSpacer(GetSize());
+ sitem->AssignSpacer(GetSize());
AddSizerItem(sitem);
return NULL;
}
wxObject* wxSizerXmlHandler::Handle_sizer()
{
- wxSizer *sizer = NULL;
-
wxXmlNode *parentNode = m_node->GetParent();
- wxCHECK_MSG(m_parentSizer != NULL ||
- (parentNode && 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();
+ if ( !m_parentSizer &&
+ (!parentNode || parentNode->GetType() != wxXML_ELEMENT_NODE ||
+ !m_parentAsWindow) )
+ {
+ ReportError("sizer must have a window parent");
+ return NULL;
+ }
- else if (m_class == wxT("wxGridBagSizer"))
- sizer = Handle_wxGridBagSizer();
+ // Create the sizer of the appropriate class.
+ wxSizer * const sizer = DoCreateSizer(m_class);
+ // creation of sizer failed for some (already reported) reason, so exit:
+ if ( !sizer )
+ return NULL;
wxSize minsize = GetSize(wxT("minsize"));
if (!(minsize == wxDefaultSize))
m_isInside = true;
m_isGBS = (m_class == wxT("wxGridBagSizer"));
- CreateChildren(m_parent, true/*only this handler*/);
+ wxObject* parent = m_parent;
+#if wxUSE_STATBOX
+ // wxStaticBoxSizer's child controls should be parented by the box itself,
+ // not its parent.
+ wxStaticBoxSizer* const stsizer = wxDynamicCast(sizer, wxStaticBoxSizer);
+ if ( stsizer )
+ parent = stsizer->GetStaticBox();
+#endif // wxUSE_STATBOX
+
+ CreateChildren(parent, true/*only this handler*/);
+
+ // set growable rows and cols for sizers which support this
+ if ( wxFlexGridSizer *flexsizer = wxDynamicCast(sizer, wxFlexGridSizer) )
+ {
+ SetGrowables(flexsizer, wxT("growablerows"), true);
+ SetGrowables(flexsizer, wxT("growablecols"), false);
+ }
// restore state
m_isInside = old_ins;
wxXmlNode *nd = m_node;
m_node = parentNode;
if (GetSize() == wxDefaultSize)
- sizer->Fit(m_parentAsWindow);
+ {
+ if ( wxDynamicCast(m_parentAsWindow, wxScrolledWindow) != NULL )
+ {
+ sizer->FitInside(m_parentAsWindow);
+ }
+ else
+ {
+ sizer->Fit(m_parentAsWindow);
+ }
+ }
m_node = nd;
- if (m_parentAsWindow->GetWindowStyle() & (wxRESIZE_BOX | wxRESIZE_BORDER))
+ if (m_parentAsWindow->IsTopLevel())
+ {
sizer->SetSizeHints(m_parentAsWindow);
+ }
}
return sizer;
return new wxBoxSizer(GetStyle(wxT("orient"), wxHORIZONTAL));
}
+#if wxUSE_STATBOX
wxSizer* wxSizerXmlHandler::Handle_wxStaticBoxSizer()
{
return new wxStaticBoxSizer(
GetName()),
GetStyle(wxT("orient"), wxHORIZONTAL));
}
+#endif // wxUSE_STATBOX
wxSizer* wxSizerXmlHandler::Handle_wxGridSizer()
{
}
-wxSizer* wxSizerXmlHandler::Handle_wxFlexGridSizer()
+wxFlexGridSizer* 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;
+ if ( !ValidateGridSizerChildren() )
+ return NULL;
+ return new wxFlexGridSizer(GetLong(wxT("rows")), GetLong(wxT("cols")),
+ GetDimension(wxT("vgap")), GetDimension(wxT("hgap")));
}
-wxSizer* wxSizerXmlHandler::Handle_wxGridBagSizer()
+wxGridBagSizer* wxSizerXmlHandler::Handle_wxGridBagSizer()
{
- wxGridBagSizer *sizer =
- new wxGridBagSizer(GetDimension(wxT("vgap")), GetDimension(wxT("hgap")));
- SetGrowables(sizer, wxT("growablerows"), true);
- SetGrowables(sizer, wxT("growablecols"), false);
+ if ( !ValidateGridSizerChildren() )
+ return NULL;
+ return new wxGridBagSizer(GetDimension(wxT("vgap")), GetDimension(wxT("hgap")));
+}
+
+wxSizer* wxSizerXmlHandler::Handle_wxWrapSizer()
+{
+ wxWrapSizer *sizer = new wxWrapSizer(GetStyle("orient"), GetStyle("flag"));
return sizer;
}
+bool wxSizerXmlHandler::ValidateGridSizerChildren()
+{
+ int rows = GetLong("rows");
+ int cols = GetLong("cols");
+
+ if ( rows && cols )
+ {
+ // fixed number of cells, need to verify children count
+ int children = 0;
+ for ( wxXmlNode *n = m_node->GetChildren(); n; n = n->GetNext() )
+ {
+ if ( n->GetType() == wxXML_ELEMENT_NODE &&
+ (n->GetName() == "object" || n->GetName() == "object_ref") )
+ {
+ children++;
+ }
+ }
+
+ if ( children > rows * cols )
+ {
+ ReportError
+ (
+ wxString::Format
+ (
+ "too many children in grid sizer: %d > %d x %d"
+ " (consider omitting the number of rows or columns)",
+ children,
+ cols,
+ rows
+ )
+ );
+ return false;
+ }
+ }
+
+ return true;
+}
void wxSizerXmlHandler::SetGrowables(wxFlexGridSizer* sizer,
const wxChar* param,
bool rows)
{
+ int nrows, ncols;
+ sizer->CalcRowsCols(nrows, ncols);
+ const int nslots = rows ? nrows : ncols;
+
wxStringTokenizer tkn;
- unsigned long l;
tkn.SetString(GetParamValue(param), wxT(","));
+
while (tkn.HasMoreTokens())
{
+ unsigned long l;
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);
+ {
+ ReportParamError
+ (
+ param,
+ "value must be comma-separated list of row numbers"
+ );
+ break;
+ }
+
+ const int n = static_cast<int>(l);
+ if ( n >= nslots )
+ {
+ ReportParamError
+ (
+ param,
+ wxString::Format
+ (
+ "invalid %s index %d: must be less than %d",
+ rows ? "row" : "column",
+ n,
+ nslots
+ )
+ );
+
+ // ignore incorrect value, still try to process the rest
+ continue;
}
+
+ if (rows)
+ sizer->AddGrowableRow(n);
+ else
+ sizer->AddGrowableCol(n);
}
}
gbsitem->SetPos(GetGBPos(wxT("cellpos")));
gbsitem->SetSpan(GetGBSpan(wxT("cellspan")));
}
+
+ // record the id of the item, if any, for use by XRCSIZERITEM()
+ sitem->SetId(GetID());
}
void wxSizerXmlHandler::AddSizerItem(wxSizerItem* sitem)
//-----------------------------------------------------------------------------
// wxStdDialogButtonSizerXmlHandler
//-----------------------------------------------------------------------------
+#if wxUSE_BUTTON
IMPLEMENT_DYNAMIC_CLASS(wxStdDialogButtonSizerXmlHandler, wxXmlResourceHandler)
if (button)
m_parentSizer->AddButton(button);
else
- wxLogError(wxT("Error in resource - expected button."));
+ ReportError(n, "expected wxButton");
return item;
}
else /*n == NULL*/
{
- wxLogError(wxT("Error in resource: no button within wxStdDialogButtonSizer."));
+ ReportError("no button within wxStdDialogButtonSizer");
return NULL;
}
}
return (!m_isInside && IsOfClass(node, wxT("wxStdDialogButtonSizer"))) ||
(m_isInside && IsOfClass(node, wxT("button")));
}
+#endif // wxUSE_BUTTON
#endif // wxUSE_XRC
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