// Purpose: XML resources
// Author: Vaclav Slavik
// Created: 2000/03/05
-// RCS-ID: $Id$
// Copyright: (c) 2000 Vaclav Slavik
// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
#include "wx/icon.h"
#include "wx/artprov.h"
#include "wx/colour.h"
-#include "wx/animate.h"
#include "wx/vector.h"
-#include "wx/xml/xml.h"
+#include "wx/xrc/xmlreshandler.h"
+class WXDLLIMPEXP_FWD_BASE wxFileName;
+
+class WXDLLIMPEXP_FWD_CORE wxIconBundle;
+class WXDLLIMPEXP_FWD_CORE wxImageList;
class WXDLLIMPEXP_FWD_CORE wxMenu;
class WXDLLIMPEXP_FWD_CORE wxMenuBar;
class WXDLLIMPEXP_FWD_CORE wxDialog;
class WXDLLIMPEXP_FWD_CORE wxFrame;
class WXDLLIMPEXP_FWD_CORE wxToolBar;
-class WXDLLIMPEXP_FWD_XRC wxXmlResourceHandler;
+class WXDLLIMPEXP_FWD_XML wxXmlDocument;
+class WXDLLIMPEXP_FWD_XML wxXmlNode;
class WXDLLIMPEXP_FWD_XRC wxXmlSubclassFactory;
class wxXmlSubclassFactories;
class wxXmlResourceModule;
#define WX_XMLRES_CURRENT_VERSION_MINOR 5
#define WX_XMLRES_CURRENT_VERSION_RELEASE 3
#define WX_XMLRES_CURRENT_VERSION_REVISION 0
-#define WX_XMLRES_CURRENT_VERSION_STRING _T("2.5.3.0")
+#define WX_XMLRES_CURRENT_VERSION_STRING wxT("2.5.3.0")
#define WX_XMLRES_CURRENT_VERSION \
(WX_XMLRES_CURRENT_VERSION_MAJOR * 256*256*256 + \
virtual ~wxXmlResource();
// Loads resources from XML files that match given filemask.
- // This method understands VFS (see filesys.h).
+ // This method understands wxFileSystem URLs if wxUSE_FILESYS.
bool Load(const wxString& filemask);
+ // Loads resources from single XRC file.
+ bool LoadFile(const wxFileName& file);
+
+ // Loads all XRC files from a directory.
+ bool LoadAllFiles(const wxString& dirname);
+
// Unload resource from the given XML file (wildcards not allowed)
bool Unload(const wxString& filename);
// code for all controls used within the resource.
void AddHandler(wxXmlResourceHandler *handler);
- // Add a new handler at the begining of the handler list
+ // Add a new handler at the beginning of the handler list
void InsertHandler(wxXmlResourceHandler *handler);
// Removes all handlers
// Load an object from the resource specifying both the resource name and
// the classname. This lets you load nonstandard container windows.
wxObject *LoadObject(wxWindow *parent, const wxString& name,
- const wxString& classname);
+ const wxString& classname)
+ {
+ return DoLoadObject(parent, name, classname, false /* !recursive */);
+ }
// Load an object from the resource specifying both the resource name and
// the classname. This form lets you finish the creation of an existing
// instance.
- bool LoadObject(wxObject *instance, wxWindow *parent, const wxString& name,
- const wxString& classname);
+ bool LoadObject(wxObject *instance,
+ wxWindow *parent,
+ const wxString& name,
+ const wxString& classname)
+ {
+ return DoLoadObject(instance, parent, name, classname, false);
+ }
+
+ // These versions of LoadObject() look for the object with the given name
+ // recursively (breadth first) and can be used to instantiate an individual
+ // control defined anywhere in an XRC file. No check is done that the name
+ // is unique, it's up to the caller to ensure this.
+ wxObject *LoadObjectRecursively(wxWindow *parent,
+ const wxString& name,
+ const wxString& classname)
+ {
+ return DoLoadObject(parent, name, classname, true /* recursive */);
+ }
+
+ bool LoadObjectRecursively(wxObject *instance,
+ wxWindow *parent,
+ const wxString& name,
+ const wxString& classname)
+ {
+ return DoLoadObject(instance, parent, name, classname, true);
+ }
// Loads a bitmap resource from a file.
wxBitmap LoadBitmap(const wxString& name);
// Compares resources version to argument. Returns -1 if resources version
// is less than the argument, +1 if greater and 0 if they equal.
int CompareVersion(int major, int minor, int release, int revision) const
- { return GetVersion() -
- (major*256*256*256 + minor*256*256 + release*256 + revision); }
-
-//// Singleton accessors.
+ {
+ long diff = GetVersion() -
+ (major*256*256*256 + minor*256*256 + release*256 + revision);
+ if ( diff < 0 )
+ return -1;
+ else if ( diff > 0 )
+ return +1;
+ else
+ return 0;
+ }
+
+ //// Singleton accessors.
// Gets the global resources object or creates one if none exists.
static wxXmlResource *Get();
const wxString& GetDomain() const { return m_domain; }
void SetDomain(const wxString& domain);
+
+ // This function returns the wxXmlNode containing the definition of the
+ // object with the given name or NULL.
+ //
+ // It can be used to access additional information defined in the XRC file
+ // and not used by wxXmlResource itself.
+ const wxXmlNode *GetResourceNode(const wxString& name) const
+ { return GetResourceNodeAndLocation(name, wxString(), true); }
+
protected:
+ // reports input error at position 'context'
+ void ReportError(const wxXmlNode *context, const wxString& message);
+
+ // override this in derived class to customize errors reporting
+ virtual void DoReportError(const wxString& xrcFile, const wxXmlNode *position,
+ const wxString& message);
+
+ // Load the contents of a single file and returns its contents as a new
+ // wxXmlDocument (which will be owned by caller) on success or NULL.
+ wxXmlDocument *DoLoadFile(const wxString& file);
+
// Scans the resources list for unloaded files and loads them. Also reloads
// files that have been modified since last loading.
bool UpdateResources();
- // Finds a resource (calls UpdateResources) and returns a node containing it.
- wxXmlNode *FindResource(const wxString& name, const wxString& classname, bool recursive = false);
- // Helper function: finds a resource (calls UpdateResources) and returns a node containing it.
- wxXmlNode *DoFindResource(wxXmlNode *parent, const wxString& name, const wxString& classname, bool recursive);
+ // Common implementation of GetResourceNode() and FindResource(): searches
+ // all top-level or all (if recursive == true) nodes if all loaded XRC
+ // files and returns the node, if found, as well as the path of the file it
+ // was found in if path is non-NULL
+ wxXmlNode *GetResourceNodeAndLocation(const wxString& name,
+ const wxString& classname,
+ bool recursive = false,
+ wxString *path = NULL) const;
+
+
+ // Note that these functions are used outside of wxWidgets itself, e.g.
+ // there are several known cases of inheriting from wxXmlResource just to
+ // be able to call FindResource() so we keep them for compatibility even if
+ // their names are not really consistent with GetResourceNode() public
+ // function and FindResource() is also non-const because it changes the
+ // current path of m_curFileSystem to ensure that relative paths work
+ // correctly when CreateResFromNode() is called immediately afterwards
+ // (something const public function intentionally does not do)
+
+ // Returns the node containing the resource with the given name and class
+ // name unless it's empty (then any class matches) or NULL if not found.
+ wxXmlNode *FindResource(const wxString& name, const wxString& classname,
+ bool recursive = false);
+
+ // Helper function used by FindResource() to look under the given node.
+ wxXmlNode *DoFindResource(wxXmlNode *parent, const wxString& name,
+ const wxString& classname, bool recursive) const;
// Creates a resource from information in the given node
// (Uses only 'handlerToUse' if != NULL)
wxObject *CreateResFromNode(wxXmlNode *node, wxObject *parent,
wxObject *instance = NULL,
- wxXmlResourceHandler *handlerToUse = NULL);
+ wxXmlResourceHandler *handlerToUse = NULL)
+ {
+ return node ? DoCreateResFromNode(*node, parent, instance, handlerToUse)
+ : NULL;
+ }
// Helper of Load() and Unload(): returns the URL corresponding to the
// given file if it's indeed a file, otherwise returns the original string
wxXmlResourceDataRecords& Data() { return *m_data; }
const wxXmlResourceDataRecords& Data() const { return *m_data; }
+ // the real implementation of CreateResFromNode(): this should be only
+ // called if node is non-NULL
+ wxObject *DoCreateResFromNode(wxXmlNode& node,
+ wxObject *parent,
+ wxObject *instance,
+ wxXmlResourceHandler *handlerToUse = NULL);
+
+ // common part of LoadObject() and LoadObjectRecursively()
+ wxObject *DoLoadObject(wxWindow *parent,
+ const wxString& name,
+ const wxString& classname,
+ bool recursive);
+ bool DoLoadObject(wxObject *instance,
+ wxWindow *parent,
+ const wxString& name,
+ const wxString& classname,
+ bool recursive);
+
private:
long m_version;
// domain to pass to translation functions, if any.
wxString m_domain;
- friend class wxXmlResourceHandler;
+ friend class wxXmlResourceHandlerImpl;
friend class wxXmlResourceModule;
+ friend class wxIdRangeManager;
+ friend class wxIdRange;
static wxXmlSubclassFactories *ms_subclassFactories;
#define XRCSIZERITEM(window, id) \
((window).GetSizer() ? (window).GetSizer()->GetItemById(XRCID(id)) : NULL)
-// wxXmlResourceHandler is an abstract base class for resource handlers
-// capable of creating a control from an XML node.
-class WXDLLIMPEXP_XRC wxXmlResourceHandler : public wxObject
+// wxXmlResourceHandlerImpl is the back-end of the wxXmlResourceHander class to
+// really implementing all its functionality. It is defined in the "xrc"
+// library unlike wxXmlResourceHandler itself which is defined in "core" to
+// allow inheriting from it in the code from the other libraries too.
+
+class WXDLLIMPEXP_XRC wxXmlResourceHandlerImpl : public wxXmlResourceHandlerImplBase
{
-DECLARE_ABSTRACT_CLASS(wxXmlResourceHandler)
public:
// Constructor.
- wxXmlResourceHandler();
+ wxXmlResourceHandlerImpl(wxXmlResourceHandler *handler);
// Destructor.
- virtual ~wxXmlResourceHandler() {}
+ virtual ~wxXmlResourceHandlerImpl() {}
// Creates an object (menu, dialog, control, ...) from an XML node.
// Should check for validity.
wxObject *CreateResource(wxXmlNode *node, wxObject *parent,
wxObject *instance);
- // This one is called from CreateResource after variables
- // were filled.
- virtual wxObject *DoCreateResource() = 0;
-
- // Returns true if it understands this node and can create
- // a resource from it, false otherwise.
- virtual bool CanHandle(wxXmlNode *node) = 0;
-
- // Sets the parent resource.
- void SetParentResource(wxXmlResource *res) { m_resource = res; }
-
-protected:
- wxXmlResource *m_resource;
- wxArrayString m_styleNames;
- wxArrayInt m_styleValues;
-
- // Variables (filled by CreateResource)
- wxXmlNode *m_node;
- wxString m_class;
- wxObject *m_parent, *m_instance;
- wxWindow *m_parentAsWindow;
// --- Handy methods:
// Returns true if the node has a property class equal to classname,
// e.g. <object class="wxDialog">.
- bool IsOfClass(wxXmlNode *node, const wxString& classname);
+ bool IsOfClass(wxXmlNode *node, const wxString& classname) const;
// Gets node content from wxXML_ENTITY_NODE
// The problem is, <tag>content<tag> is represented as
// wxXML_ENTITY_NODE name="tag", content=""
// |-- wxXML_TEXT_NODE or
// wxXML_CDATA_SECTION_NODE name="" content="content"
- wxString GetNodeContent(wxXmlNode *node);
+ wxString GetNodeContent(const wxXmlNode *node);
// Check to see if a parameter exists.
bool HasParam(const wxString& param);
// Finds the parameter value or returns the empty string.
wxString GetParamValue(const wxString& param);
- // Add a style flag (e.g. wxMB_DOCKABLE) to the list of flags
- // understood by this handler.
- void AddStyle(const wxString& name, int value);
-
- // Add styles common to all wxWindow-derived classes.
- void AddWindowStyles();
+ // Returns the parameter value from given node.
+ wxString GetParamValue(const wxXmlNode* node);
// Gets style flags from text in form "flag | flag2| flag3 |..."
// Only understands flags added with AddStyle
wxCoord GetDimension(const wxString& param, wxCoord defaultv = 0,
wxWindow *windowToUse = NULL);
+ // Gets a direction, complains if the value is invalid.
+ wxDirection GetDirection(const wxString& param, wxDirection dir = wxLEFT);
+
// Gets a bitmap.
wxBitmap GetBitmap(const wxString& param = wxT("bitmap"),
const wxArtClient& defaultArtClient = wxART_OTHER,
wxSize size = wxDefaultSize);
+ // Gets a bitmap from an XmlNode.
+ wxBitmap GetBitmap(const wxXmlNode* node,
+ const wxArtClient& defaultArtClient = wxART_OTHER,
+ wxSize size = wxDefaultSize);
+
// Gets an icon.
wxIcon GetIcon(const wxString& param = wxT("icon"),
const wxArtClient& defaultArtClient = wxART_OTHER,
wxSize size = wxDefaultSize);
+ // Gets an icon from an XmlNode.
+ wxIcon GetIcon(const wxXmlNode* node,
+ const wxArtClient& defaultArtClient = wxART_OTHER,
+ wxSize size = wxDefaultSize);
+
+ // Gets an icon bundle.
+ wxIconBundle GetIconBundle(const wxString& param,
+ const wxArtClient& defaultArtClient = wxART_OTHER);
+
+ // Gets an image list.
+ wxImageList *GetImageList(const wxString& param = wxT("imagelist"));
+
#if wxUSE_ANIMATIONCTRL
// Gets an animation.
- wxAnimation GetAnimation(const wxString& param = wxT("animation"));
+ wxAnimation* GetAnimation(const wxString& param = wxT("animation"));
#endif
// Gets a font.
- wxFont GetFont(const wxString& param = wxT("font"));
+ wxFont GetFont(const wxString& param = wxT("font"), wxWindow* parent = NULL);
// Gets the value of a boolean attribute (only "0" and "1" are valid values)
bool GetBoolAttr(const wxString& attr, bool defaultv);
// Creates a resource from a node.
wxObject *CreateResFromNode(wxXmlNode *node,
- wxObject *parent, wxObject *instance = NULL)
- { return m_resource->CreateResFromNode(node, parent, instance); }
+ wxObject *parent, wxObject *instance = NULL);
// helper
#if wxUSE_FILESYSTEM
- wxFileSystem& GetCurFileSystem() { return m_resource->GetCurFileSystem(); }
+ wxFileSystem& GetCurFileSystem();
#endif
+
+ // reports input error at position 'context'
+ void ReportError(wxXmlNode *context, const wxString& message);
+ // reports input error at m_node
+ void ReportError(const wxString& message);
+ // reports input error when parsing parameter with given name
+ void ReportParamError(const wxString& param, const wxString& message);
};
// Programmer-friendly macros for writing XRC handlers:
-#define XRC_ADD_STYLE(style) AddStyle(wxT(#style), style)
-
#define XRC_MAKE_INSTANCE(variable, classname) \
classname *variable = NULL; \
if (m_instance) \
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