#include "wx/fontenum.h"
#include "wx/fontmap.h"
#include "wx/artprov.h"
+#include "wx/imaglist.h"
#include "wx/dir.h"
#include "wx/xml/xml.h"
node->GetName() == wxS("object_ref"));
}
+// special XML attribute with name of input file, see GetFileNameFromNode()
+const char *ATTR_INPUT_FILENAME = "__wx:filename";
+
+// helper to get filename corresponding to an XML node
+wxString
+GetFileNameFromNode(wxXmlNode *node, const wxXmlResourceDataRecords& files)
+{
+ // this loop does two things: it looks for ATTR_INPUT_FILENAME among
+ // parents and if it isn't used, it finds the root of the XML tree 'node'
+ // is in
+ for ( ;; )
+ {
+ // in some rare cases (specifically, when an <object_ref> is used, see
+ // wxXmlResource::CreateResFromNode() and MergeNodesOver()), we work
+ // with XML nodes that are not rooted in any document from 'files'
+ // (because a new node was created by CreateResFromNode() to merge the
+ // content of <object_ref> and the referenced <object>); in that case,
+ // we hack around the problem by putting the information about input
+ // file into a custom attribute
+ if ( node->HasAttribute(ATTR_INPUT_FILENAME) )
+ return node->GetAttribute(ATTR_INPUT_FILENAME);
+
+ if ( !node->GetParent() )
+ break; // we found the root of this XML tree
+
+ node = node->GetParent();
+ }
+
+ // NB: 'node' now points to the root of XML document
+
+ for ( wxXmlResourceDataRecords::const_iterator i = files.begin();
+ i != files.end(); ++i )
+ {
+ if ( (*i)->Doc->GetRoot() == node )
+ {
+ return (*i)->File;
+ }
+ }
+
+ return wxEmptyString; // not found
+}
+
} // anonymous namespace
bool wxXmlResource::Unload(const wxString& filename)
{
wxASSERT_MSG( !wxIsWild(filename),
- _T("wildcards not supported by wxXmlResource::Unload()") );
+ wxT("wildcards not supported by wxXmlResource::Unload()") );
wxString fnd = ConvertFileNameToURL(filename);
#if wxUSE_FILESYSTEM
const bool isArchive = IsArchive(fnd);
if ( isArchive )
- fnd += _T("#zip:");
+ fnd += wxT("#zip:");
#endif // wxUSE_FILESYSTEM
bool unloaded = false;
if (modif)
{
- wxLogTrace(_T("xrc"), _T("opening file '%s'"), rec->File);
+ wxLogTrace(wxT("xrc"), wxT("opening file '%s'"), rec->File);
wxInputStream *stream = NULL;
return NULL;
}
-static void MergeNodes(wxXmlNode& dest, wxXmlNode& with)
+static void MergeNodesOver(wxXmlNode& dest, wxXmlNode& overwriteWith,
+ const wxString& overwriteFilename)
{
// Merge attributes:
- for ( wxXmlAttribute *attr = with.GetAttributes();
+ for ( wxXmlAttribute *attr = overwriteWith.GetAttributes();
attr; attr = attr->GetNext() )
{
wxXmlAttribute *dattr;
}
// Merge child nodes:
- for (wxXmlNode* node = with.GetChildren(); node; node = node->GetNext())
+ for (wxXmlNode* node = overwriteWith.GetChildren(); node; node = node->GetNext())
{
wxString name = node->GetAttribute(wxT("name"), wxEmptyString);
wxXmlNode *dnode;
dnode->GetAttribute(wxT("name"), wxEmptyString) == name &&
dnode->GetType() == node->GetType() )
{
- MergeNodes(*dnode, *node);
+ MergeNodesOver(*dnode, *node, overwriteFilename);
break;
}
}
if ( !dnode )
{
+ wxXmlNode *copyOfNode = new wxXmlNode(*node);
+ // remember referenced object's file, see GetFileNameFromNode()
+ copyOfNode->AddAttribute(ATTR_INPUT_FILENAME, overwriteFilename);
+
static const wxChar *AT_END = wxT("end");
wxString insert_pos = node->GetAttribute(wxT("insert_at"), AT_END);
if ( insert_pos == AT_END )
{
- dest.AddChild(new wxXmlNode(*node));
+ dest.AddChild(copyOfNode);
}
else if ( insert_pos == wxT("begin") )
{
- dest.InsertChild(new wxXmlNode(*node), dest.GetChildren());
+ dest.InsertChild(copyOfNode, dest.GetChildren());
}
}
}
- if ( dest.GetType() == wxXML_TEXT_NODE && with.GetContent().length() )
- dest.SetContent(with.GetContent());
+ if ( dest.GetType() == wxXML_TEXT_NODE && overwriteWith.GetContent().length() )
+ dest.SetContent(overwriteWith.GetContent());
}
wxObject *wxXmlResource::CreateResFromNode(wxXmlNode *node, wxObject *parent,
return NULL;
}
- wxXmlNode copy(*refNode);
- MergeNodes(copy, *node);
+ if ( !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
+ // would overwrite linked object's properties. In this case,
+ // we can simply create the resource from linked node.
+
+ return CreateResFromNode(refNode, parent, instance);
+ }
+ else
+ {
+ // In the more complicated (but rare) case, <object_ref> has
+ // subnodes that partially overwrite content of the referenced
+ // object. In this case, we need to merge both XML trees and
+ // load the resource from result of the merge.
- return CreateResFromNode(©, parent, instance);
+ wxXmlNode copy(*refNode);
+ MergeNodesOver(copy, *node, GetFileNameFromNode(node, Data()));
+
+ // remember referenced object's file, see GetFileNameFromNode()
+ copy.AddAttribute(ATTR_INPUT_FILENAME,
+ GetFileNameFromNode(refNode, Data()));
+
+ return CreateResFromNode(©, parent, instance);
+ }
}
if (handlerToUse)
if (!name.empty())
{
#define SYSCLR(clr) \
- if (name == _T(#clr)) return wxSystemSettings::GetColour(clr);
+ if (name == wxT(#clr)) return wxSystemSettings::GetColour(clr);
SYSCLR(wxSYS_COLOUR_SCROLLBAR)
SYSCLR(wxSYS_COLOUR_BACKGROUND)
SYSCLR(wxSYS_COLOUR_DESKTOP)
const wxArtClient& defaultArtClient,
wxSize size)
{
+ // it used to be possible to pass an empty string here to indicate that the
+ // bitmap name should be read from this node itself but this is not
+ // supported any more because GetBitmap(m_node) can be used directly
+ // instead
+ wxASSERT_MSG( !param.empty(), "bitmap parameter name can't be empty" );
+
+ const wxXmlNode* const node = GetParamNode(param);
+
+ if ( !node )
+ {
+ // this is not an error as bitmap parameter could be optional
+ return wxNullBitmap;
+ }
+
+ return GetBitmap(node, defaultArtClient, size);
+}
+
+wxBitmap wxXmlResourceHandler::GetBitmap(const wxXmlNode* node,
+ const wxArtClient& defaultArtClient,
+ wxSize size)
+{
+ wxCHECK_MSG( node, wxNullBitmap, "bitmap node can't be NULL" );
+
/* If the bitmap is specified as stock item, query wxArtProvider for it: */
wxString art_id, art_client;
- if ( GetStockArtAttrs(GetParamNode(param), defaultArtClient,
+ if ( GetStockArtAttrs(node, defaultArtClient,
art_id, art_client) )
{
wxBitmap stockArt(wxArtProvider::GetBitmap(art_id, art_client, size));
}
/* ...or load the bitmap from file: */
- wxString name = GetParamValue(param);
+ wxString name = GetParamValue(node);
if (name.empty()) return wxNullBitmap;
#if wxUSE_FILESYSTEM
wxFSFile *fsfile = GetCurFileSystem().OpenFile(name, wxFS_READ | wxFS_SEEKABLE);
{
ReportParamError
(
- param,
+ node->GetName(),
wxString::Format("cannot open bitmap resource \"%s\"", name)
);
return wxNullBitmap;
{
ReportParamError
(
- param,
+ node->GetName(),
wxString::Format("cannot create bitmap from \"%s\"", name)
);
return wxNullBitmap;
wxIcon wxXmlResourceHandler::GetIcon(const wxString& param,
const wxArtClient& defaultArtClient,
wxSize size)
+{
+ // see comment in GetBitmap(wxString) overload
+ wxASSERT_MSG( !param.empty(), "icon parameter name can't be empty" );
+
+ const wxXmlNode* const node = GetParamNode(param);
+
+ if ( !node )
+ {
+ // this is not an error as icon parameter could be optional
+ return wxIcon();
+ }
+
+ return GetIcon(node, defaultArtClient, size);
+}
+
+wxIcon wxXmlResourceHandler::GetIcon(const wxXmlNode* node,
+ const wxArtClient& defaultArtClient,
+ wxSize size)
{
wxIcon icon;
- icon.CopyFromBitmap(GetBitmap(param, defaultArtClient, size));
+ icon.CopyFromBitmap(GetBitmap(node, defaultArtClient, size));
return icon;
}
+
wxIconBundle wxXmlResourceHandler::GetIconBundle(const wxString& param,
const wxArtClient& defaultArtClient)
{
}
+wxImageList *wxXmlResourceHandler::GetImageList(const wxString& param)
+{
+ wxXmlNode * const imagelist_node = GetParamNode(param);
+ if ( !imagelist_node )
+ return NULL;
+
+ wxXmlNode * const oldnode = m_node;
+ m_node = imagelist_node;
+
+ // size
+ wxSize size = GetSize();
+ size.SetDefaults(wxSize(wxSystemSettings::GetMetric(wxSYS_ICON_X),
+ wxSystemSettings::GetMetric(wxSYS_ICON_Y)));
+
+ // mask: true by default
+ bool mask = HasParam(wxT("mask")) ? GetBool(wxT("mask"), true) : true;
+
+ // now we have everything we need to create the image list
+ wxImageList *imagelist = new wxImageList(size.x, size.y, mask);
+
+ // add images
+ wxString parambitmap = wxT("bitmap");
+ if ( HasParam(parambitmap) )
+ {
+ wxXmlNode *n = m_node->GetChildren();
+ while (n)
+ {
+ if (n->GetType() == wxXML_ELEMENT_NODE && n->GetName() == parambitmap)
+ {
+ // add icon instead of bitmap to keep the bitmap mask
+ imagelist->Add(GetIcon(n));
+ }
+ n = n->GetNext();
+ }
+ }
+
+ m_node = oldnode;
+ return imagelist;
+}
+
wxXmlNode *wxXmlResourceHandler::GetParamNode(const wxString& param)
{
wxCHECK_MSG(m_node, NULL, wxT("You can't access handler data before it was initialized!"));
-wxString wxXmlResourceHandler::GetNodeContent(wxXmlNode *node)
+wxString wxXmlResourceHandler::GetNodeContent(const wxXmlNode *node)
{
- wxXmlNode *n = node;
+ const wxXmlNode *n = node;
if (n == NULL) return wxEmptyString;
n = n->GetChildren();
return GetNodeContent(GetParamNode(param));
}
+wxString wxXmlResourceHandler::GetParamValue(const wxXmlNode* node)
+{
+ return GetNodeContent(node);
+}
wxSize wxXmlResourceHandler::GetSize(const wxString& param,
if (!name.empty())
{
#define SYSFNT(fnt) \
- if (name == _T(#fnt)) return wxSystemSettings::GetFont(fnt);
+ if (name == wxT(#fnt)) return wxSystemSettings::GetFont(fnt);
SYSFNT(wxSYS_OEM_FIXED_FONT)
SYSFNT(wxSYS_ANSI_FIXED_FONT)
SYSFNT(wxSYS_ANSI_VAR_FONT)
wnd->SetExtraStyle(wnd->GetExtraStyle() | GetStyle(wxT("exstyle")));
if (HasParam(wxT("bg")))
wnd->SetBackgroundColour(GetColour(wxT("bg")));
+ if (HasParam(wxT("ownbg")))
+ wnd->SetOwnBackgroundColour(GetColour(wxT("ownbg")));
if (HasParam(wxT("fg")))
wnd->SetForegroundColour(GetColour(wxT("fg")));
+ if (HasParam(wxT("ownfg")))
+ wnd->SetOwnForegroundColour(GetColour(wxT("ownfg")));
if (GetBool(wxT("enabled"), 1) == 0)
wnd->Enable(false);
if (GetBool(wxT("focused"), 0) == 1)
wnd->SetToolTip(GetText(wxT("tooltip")));
#endif
if (HasParam(wxT("font")))
- wnd->SetFont(GetFont());
+ wnd->SetFont(GetFont(wxT("font")));
+ if (HasParam(wxT("ownfont")))
+ wnd->SetOwnFont(GetFont(wxT("ownfont")));
if (HasParam(wxT("help")))
wnd->SetHelpText(GetText(wxT("help")));
}
m_resource->ReportError(GetParamNode(param), message);
}
-namespace
-{
-
-wxString
-GetFileNameFromNode(wxXmlNode *node, const wxXmlResourceDataRecords& files)
-{
- wxXmlNode *root = node;
- while ( root->GetParent() )
- root = root->GetParent();
-
- for ( wxXmlResourceDataRecords::const_iterator i = files.begin();
- i != files.end(); ++i )
- {
- if ( (*i)->Doc->GetRoot() == root )
- {
- return (*i)->File;
- }
- }
-
- return wxEmptyString; // not found
-}
-
-} // anonymous namespace
-
void wxXmlResource::ReportError(wxXmlNode *context, const wxString& message)
{
if ( !context )
projects / wxWidgets.git / blobdiff