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Minor samples/docview refactoring (closes #10081)

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git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@57949 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Francesco Montorsi
2009-01-09 16:01:34 +00:00
parent 545afdcd41
commit 828c8f98d5
2 changed files with 60 additions and 39 deletions
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70
samples/docview/doc.cpp
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@@ -170,43 +170,49 @@ DocumentIstream& DoodleSegment::LoadObject(DocumentIstream& istream)
return istream;
}
// ----------------------------------------------------------------------------
// wxTextDocument: wxDocument and wxTextCtrl married
// ----------------------------------------------------------------------------
IMPLEMENT_CLASS(wxTextDocument, wxDocument)
// Since text windows have their own method for saving to/loading from files,
// we override DoSave/OpenDocument instead of Save/LoadObject
bool wxTextDocument::DoSaveDocument(const wxString& filename)
{
return GetTextCtrl()->SaveFile(filename);
}
bool wxTextDocument::DoOpenDocument(const wxString& filename)
{
return GetTextCtrl()->LoadFile(filename);
}
bool wxTextDocument::IsModified() const
{
wxTextCtrl* wnd = GetTextCtrl();
return wxDocument::IsModified() || (wnd && wnd->IsModified());
}
void wxTextDocument::Modify(bool modified)
{
wxDocument::Modify(modified);
wxTextCtrl* wnd = GetTextCtrl();
if (wnd && !modified)
{
wnd->DiscardEdits();
}
}
// ----------------------------------------------------------------------------
// TextEditDocument implementation
// ----------------------------------------------------------------------------
IMPLEMENT_DYNAMIC_CLASS(TextEditDocument, wxDocument)
// Since text windows have their own method for saving to/loading from files,
// we override DoSave/OpenDocument instead of Save/LoadObject
bool TextEditDocument::DoSaveDocument(const wxString& filename)
wxTextCtrl* TextEditDocument::GetTextCtrl() const
{
return GetFirstView()->GetText()->SaveFile(filename);
wxView* view = GetFirstView();
return view ? wxStaticCast(view, TextEditView)->GetText() : NULL;
}
bool TextEditDocument::DoOpenDocument(const wxString& filename)
{
return GetFirstView()->GetText()->LoadFile(filename);
}
bool TextEditDocument::IsModified() const
{
TextEditView* view = GetFirstView();
return wxDocument::IsModified() || (view && view->GetText()->IsModified());
}
void TextEditDocument::Modify(bool modified)
{
TextEditView* view = GetFirstView();
wxDocument::Modify(modified);
if ( !modified && view && view->GetText() )
view->GetText()->DiscardEdits();
}
TextEditView* TextEditDocument::GetFirstView() const
{
wxView* view = wxDocument::GetFirstView();
return view ? wxStaticCast(view, TextEditView) : NULL;
}