#include "wx/dir.h"
#include "wx/xml/xml.h"
#include "wx/hashset.h"
+#include "wx/scopedptr.h"
+namespace
+{
+
+// Helper function to get modification time of either a wxFileSystem URI or
+// just a normal file name, depending on the build.
+#if wxUSE_DATETIME
+
+wxDateTime GetXRCFileModTime(const wxString& filename)
+{
+#if wxUSE_FILESYSTEM
+ wxFileSystem fsys;
+ wxScopedPtr<wxFSFile> file(fsys.OpenFile(filename));
+
+ return file ? file->GetModificationTime() : wxDateTime();
+#else // wxUSE_FILESYSTEM
+ return wxDateTime(wxFileModificationTime(filename));
+#endif // wxUSE_FILESYSTEM
+}
+
+#endif // wxUSE_DATETIME
+
+} // anonymous namespace
class wxXmlResourceDataRecord
{
public:
- wxXmlResourceDataRecord() : Doc(NULL) {
+ // Ctor takes ownership of the document pointer.
+ wxXmlResourceDataRecord(const wxString& File_,
+ wxXmlDocument *Doc_
+ )
+ : File(File_), Doc(Doc_)
+ {
#if wxUSE_DATETIME
- Time = wxDateTime::Now();
+ Time = GetXRCFileModTime(File);
#endif
}
+
~wxXmlResourceDataRecord() {delete Doc;}
wxString File;
#if wxUSE_DATETIME
wxDateTime Time;
#endif
+
+ wxDECLARE_NO_COPY_CLASS(wxXmlResourceDataRecord);
};
class wxXmlResourceDataRecords : public wxVector<wxXmlResourceDataRecord*>
{
wxString filemask = ConvertFileNameToURL(filemask_);
+ bool allOK = true;
+
#if wxUSE_FILESYSTEM
wxFileSystem fsys;
# define wxXmlFindFirst fsys.FindFirst(filemask, wxFILE)
if ( IsArchive(fnd) )
{
if ( !Load(fnd + wxT("#zip:*.xrc")) )
- return false;
+ allOK = false;
}
else // a single resource URL
#endif // wxUSE_FILESYSTEM
{
- wxXmlResourceDataRecord *drec = new wxXmlResourceDataRecord;
- drec->File = fnd;
- Data().push_back(drec);
+ wxXmlDocument * const doc = DoLoadFile(fnd);
+ if ( !doc )
+ allOK = false;
+ else
+ Data().push_back(new wxXmlResourceDataRecord(fnd, doc));
}
fnd = wxXmlFindNext;
# undef wxXmlFindFirst
# undef wxXmlFindNext
- return UpdateResources();
+ return allOK;
}
bool wxXmlResource::Unload(const wxString& filename)
bool wxXmlResource::UpdateResources()
{
bool rt = true;
- bool modif;
-# if wxUSE_FILESYSTEM
- wxFSFile *file = NULL;
- wxUnusedVar(file);
- wxFileSystem fsys;
-# endif
-
- wxString encoding(wxT("UTF-8"));
-#if !wxUSE_UNICODE && wxUSE_INTL
- if ( (GetFlags() & wxXRC_USE_LOCALE) == 0 )
- {
- // In case we are not using wxLocale to translate strings, convert the
- // strings GUI's charset. This must not be done when wxXRC_USE_LOCALE
- // is on, because it could break wxGetTranslation lookup.
- encoding = wxLocale::GetSystemEncodingName();
- }
-#endif
for ( wxXmlResourceDataRecords::iterator i = Data().begin();
i != Data().end(); ++i )
{
wxXmlResourceDataRecord* const rec = *i;
- modif = (rec->Doc == NULL);
+ // Check if we need to reload this one.
- if (!modif && !(m_flags & wxXRC_NO_RELOADING))
+ // We never do it if this flag is specified.
+ if ( m_flags & wxXRC_NO_RELOADING )
+ continue;
+
+ // Otherwise check its modification time if we can.
+#if wxUSE_DATETIME
+ const wxDateTime lastModTime = GetXRCFileModTime(rec->File);
+
+ if ( lastModTime.IsValid() && lastModTime <= rec->Time )
+#else // !wxUSE_DATETIME
+ // Never reload the file contents: we can't know whether it changed or
+ // not in this build configuration and it would be unexpected and
+ // counter-productive to get a performance hit (due to constant
+ // reloading of XRC files) in a minimal wx build which is presumably
+ // used because of resource constraints of the current platform.
+#endif // wxUSE_DATETIME/!wxUSE_DATETIME
{
-# if wxUSE_FILESYSTEM
- file = fsys.OpenFile(rec->File);
-# if wxUSE_DATETIME
- modif = file && file->GetModificationTime() > rec->Time;
-# else // wxUSE_DATETIME
- modif = true;
-# endif // wxUSE_DATETIME
- if (!file)
- {
- wxLogError(_("Cannot open file '%s'."), rec->File);
- rt = false;
- }
- wxDELETE(file);
- wxUnusedVar(file);
-# else // wxUSE_FILESYSTEM
-# if wxUSE_DATETIME
- modif = wxDateTime(wxFileModificationTime(rec->File)) > rec->Time;
-# else // wxUSE_DATETIME
- modif = true;
-# endif // wxUSE_DATETIME
-# endif // wxUSE_FILESYSTEM
+ // No need to reload, the file wasn't modified since we did it
+ // last.
+ continue;
}
- if (modif)
+ wxXmlDocument * const doc = DoLoadFile(rec->File);
+ if ( !doc )
{
- wxLogTrace(wxT("xrc"), wxT("opening file '%s'"), rec->File);
+ // Notice that we keep the old XML document: it seems better to
+ // preserve it instead of throwing it away if we have nothing to
+ // replace it with.
+ rt = false;
+ continue;
+ }
- wxInputStream *stream = NULL;
+ // Replace the old resource contents with the new one.
+ delete rec->Doc;
+ rec->Doc = doc;
-# if wxUSE_FILESYSTEM
- file = fsys.OpenFile(rec->File);
- if (file)
- stream = file->GetStream();
-# else
- stream = new wxFileInputStream(rec->File);
-# endif
+ // And, now that we loaded it successfully, update the last load time.
+#if wxUSE_DATETIME
+ rec->Time = lastModTime.IsValid() ? lastModTime : wxDateTime::Now();
+#endif // wxUSE_DATETIME
+ }
- if (stream)
- {
- delete rec->Doc;
- rec->Doc = new wxXmlDocument;
- }
- if (!stream || !stream->IsOk() || !rec->Doc->Load(*stream, encoding))
- {
- wxLogError(_("Cannot load resources from file '%s'."),
- rec->File);
- wxDELETE(rec->Doc);
- rt = false;
- }
- else if (rec->Doc->GetRoot()->GetName() != wxT("resource"))
- {
- ReportError
- (
- rec->Doc->GetRoot(),
- "invalid XRC resource, doesn't have root node <resource>"
- );
- wxDELETE(rec->Doc);
- rt = false;
- }
- else
- {
- long version;
- int v1, v2, v3, v4;
- wxString verstr = rec->Doc->GetRoot()->GetAttribute(
- wxT("version"), wxT("0.0.0.0"));
- if (wxSscanf(verstr.c_str(), wxT("%i.%i.%i.%i"),
- &v1, &v2, &v3, &v4) == 4)
- version = v1*256*256*256+v2*256*256+v3*256+v4;
- else
- version = 0;
- if (m_version == -1)
- m_version = version;
- if (m_version != version)
- {
- wxLogError("Resource files must have same version number.");
- rt = false;
- }
+ return rt;
+}
+
+wxXmlDocument *wxXmlResource::DoLoadFile(const wxString& filename)
+{
+ wxLogTrace(wxT("xrc"), wxT("opening file '%s'"), filename);
+
+ wxInputStream *stream = NULL;
- ProcessPlatformProperty(rec->Doc->GetRoot());
- PreprocessForIdRanges(rec->Doc->GetRoot());
- wxIdRangeManager::Get()->FinaliseRanges(rec->Doc->GetRoot());
-#if wxUSE_DATETIME
#if wxUSE_FILESYSTEM
- rec->Time = file->GetModificationTime();
-#else // wxUSE_FILESYSTEM
- rec->Time = wxDateTime(wxFileModificationTime(rec->File));
-#endif // wxUSE_FILESYSTEM
-#endif // wxUSE_DATETIME
- }
+ wxFileSystem fsys;
+ wxScopedPtr<wxFSFile> file(fsys.OpenFile(filename));
+ if (file)
+ {
+ // Notice that we don't have ownership of the stream in this case, it
+ // remains owned by wxFSFile.
+ stream = file->GetStream();
+ }
+#else // !wxUSE_FILESYSTEM
+ wxFileInputStream fstream(filename);
+ stream = &fstream;
+#endif // wxUSE_FILESYSTEM/!wxUSE_FILESYSTEM
-# if wxUSE_FILESYSTEM
- wxDELETE(file);
- wxUnusedVar(file);
-# else
- wxDELETE(stream);
-# endif
- }
+ if ( !stream || !stream->IsOk() )
+ {
+ wxLogError(_("Cannot open resources file '%s'."), filename);
+ return NULL;
}
- return rt;
+ wxString encoding(wxT("UTF-8"));
+#if !wxUSE_UNICODE && wxUSE_INTL
+ if ( (GetFlags() & wxXRC_USE_LOCALE) == 0 )
+ {
+ // In case we are not using wxLocale to translate strings, convert the
+ // strings GUI's charset. This must not be done when wxXRC_USE_LOCALE
+ // is on, because it could break wxGetTranslation lookup.
+ encoding = wxLocale::GetSystemEncodingName();
+ }
+#endif
+
+ wxScopedPtr<wxXmlDocument> doc(new wxXmlDocument);
+ if (!doc->Load(*stream, encoding))
+ {
+ wxLogError(_("Cannot load resources from file '%s'."), filename);
+ return NULL;
+ }
+
+ wxXmlNode * const root = doc->GetRoot();
+ if (root->GetName() != wxT("resource"))
+ {
+ ReportError
+ (
+ root,
+ "invalid XRC resource, doesn't have root node <resource>"
+ );
+ return NULL;
+ }
+
+ long version;
+ int v1, v2, v3, v4;
+ wxString verstr = root->GetAttribute(wxT("version"), wxT("0.0.0.0"));
+ if (wxSscanf(verstr, wxT("%i.%i.%i.%i"), &v1, &v2, &v3, &v4) == 4)
+ version = v1*256*256*256+v2*256*256+v3*256+v4;
+ else
+ version = 0;
+ if (m_version == -1)
+ m_version = version;
+ if (m_version != version)
+ {
+ wxLogWarning("Resource files must have same version number.");
+ }
+
+ ProcessPlatformProperty(root);
+ PreprocessForIdRanges(root);
+ wxIdRangeManager::Get()->FinaliseRanges(root);
+
+ return doc.release();
}
wxXmlNode *wxXmlResource::DoFindResource(wxXmlNode *parent,
return NULL;
}
- if ( !node.GetChildren() )
+ const bool hasOnlyRefAttr = node.GetAttributes() != NULL &&
+ node.GetAttributes()->GetNext() == NULL;
+
+ if ( hasOnlyRefAttr && !node.GetChildren() )
{
// In the typical, simple case, <object_ref> is used to link
// to another node and doesn't have any content of its own that
// the colour doesn't use #RRGGBB format, check if it is symbolic
// colour name:
clr = GetSystemColour(v);
- if (clr.Ok())
+ if (clr.IsOk())
return clr;
ReportParamError
art_id, art_client) )
{
wxBitmap stockArt(wxArtProvider::GetBitmap(art_id, art_client, size));
- if ( stockArt.Ok() )
+ if ( stockArt.IsOk() )
return stockArt;
}
wxImage img(name);
#endif
- if (!img.Ok())
+ if (!img.IsOk())
{
ReportParamError
(
{
if (n->GetType() == wxXML_ELEMENT_NODE && n->GetName() == parambitmap)
{
- wxIcon icon = GetIcon(n);
+ wxIcon icon = GetIcon(n, wxART_OTHER, size);
if ( !imagelist )
{
// We need the real image list size to create it.
// is this font based on a system font?
wxFont font = GetSystemFont(GetParamValue(wxT("sysfont")));
- if (font.Ok())
+ if (font.IsOk())
{
if (hasSize && isize != -1)
font.SetPointSize(isize);
projects / wxWidgets.git / blobdiff