/////////////////////////////////////////////////////////////////////////////
-// Name: xmlres.h
+// Name: wx/xrc/xmlres.h
// Purpose: XML resources
// Author: Vaclav Slavik
// Created: 2000/03/05
#ifndef _WX_XMLRES_H_
#define _WX_XMLRES_H_
-#ifdef __GNUG__
-#pragma interface "xmlres.h"
-#endif
-
#include "wx/defs.h"
+
+#if wxUSE_XRC
+
#include "wx/string.h"
#include "wx/dynarray.h"
#include "wx/datetime.h"
#include "wx/filesys.h"
#include "wx/bitmap.h"
#include "wx/icon.h"
-
-#include "wx/xrc/xml.h"
-
-class WXDLLEXPORT wxMenu;
-class WXDLLEXPORT wxMenuBar;
-class WXDLLEXPORT wxDialog;
-class WXDLLEXPORT wxPanel;
-class WXDLLEXPORT wxWindow;
-class WXDLLEXPORT wxFrame;
-class WXDLLEXPORT wxToolBar;
-
-class WXXMLDLLEXPORT wxXmlResourceHandler;
-
+#include "wx/artprov.h"
+#include "wx/colour.h"
+#include "wx/animate.h"
+#include "wx/vector.h"
+
+#include "wx/xml/xml.h"
+
+class WXDLLIMPEXP_FWD_CORE wxMenu;
+class WXDLLIMPEXP_FWD_CORE wxMenuBar;
+class WXDLLIMPEXP_FWD_CORE wxDialog;
+class WXDLLIMPEXP_FWD_CORE wxPanel;
+class WXDLLIMPEXP_FWD_CORE wxWindow;
+class WXDLLIMPEXP_FWD_CORE wxFrame;
+class WXDLLIMPEXP_FWD_CORE wxToolBar;
+
+class WXDLLIMPEXP_FWD_XRC wxXmlResourceHandler;
+class WXDLLIMPEXP_FWD_XRC wxXmlSubclassFactory;
+class wxXmlSubclassFactories;
+class wxXmlResourceModule;
+class wxXmlResourceDataRecords;
// These macros indicate current version of XML resources (this information is
// encoded in root node of XRC file as "version" property).
//
// Rules for increasing version number:
-// - change it only if you made incompatible change to the format. Addition of new
-// attribute to control handler is _not_ incompatible change, because older
-// versions of the library may ignore it.
+// - change it only if you made incompatible change to the format. Addition
+// of new attribute to control handler is _not_ incompatible change, because
+// older versions of the library may ignore it.
// - if you change version number, follow these steps:
// - set major, minor and release numbers to respective version numbers of
-// the wxWindows library (see wx/version.h)
-// - reset revision to 0 unless the first three are same as before, in which
-// case you should increase revision by one
+// the wxWidgets library (see wx/version.h)
+// - reset revision to 0 unless the first three are same as before,
+// in which case you should increase revision by one
#define WX_XMLRES_CURRENT_VERSION_MAJOR 2
-#define WX_XMLRES_CURRENT_VERSION_MINOR 3
-#define WX_XMLRES_CURRENT_VERSION_RELEASE 0
-#define WX_XMLRES_CURRENT_VERSION_REVISION 1
-#define WX_XMLRES_CURRENT_VERSION_STRING "2.3.0.1"
+#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 \
(WX_XMLRES_CURRENT_VERSION_MAJOR * 256*256*256 + \
WX_XMLRES_CURRENT_VERSION_RELEASE * 256 + \
WX_XMLRES_CURRENT_VERSION_REVISION)
-class WXXMLDLLEXPORT wxXmlResourceDataRecord
+enum wxXmlResourceFlags
{
-public:
- wxXmlResourceDataRecord() : Doc(NULL), Time(wxDateTime::Now()) {}
- ~wxXmlResourceDataRecord() {delete Doc;}
-
- wxString File;
- wxXmlDocument *Doc;
- wxDateTime Time;
+ wxXRC_USE_LOCALE = 1,
+ wxXRC_NO_SUBCLASSING = 2,
+ wxXRC_NO_RELOADING = 4
};
-
-#ifdef WXXMLISDLL
-WX_DECLARE_EXPORTED_OBJARRAY(wxXmlResourceDataRecord, wxXmlResourceDataRecords);
-#else
-WX_DECLARE_OBJARRAY(wxXmlResourceDataRecord, wxXmlResourceDataRecords);
-#endif
-
-
// This class holds XML resources from one or more .xml files
// (or derived forms, either binary or zipped -- see manual for
// details).
-
-class WXXMLDLLEXPORT wxXmlResource : public wxObject
+class WXDLLIMPEXP_XRC wxXmlResource : public wxObject
{
public:
- // Ctor. If use_locale is TRUE, translatable strings are
- // translated via _(). You can disable it by passing use_locale=FALSE
- // (for example if you provide resource file for each locale)
- wxXmlResource(bool use_locale = TRUE);
- wxXmlResource(const wxString& filemask, bool use_locale = TRUE);
- ~wxXmlResource();
+ // Constructor.
+ // Flags: wxXRC_USE_LOCALE
+ // translatable strings will be translated via _()
+ // using the given domain if specified
+ // wxXRC_NO_SUBCLASSING
+ // subclass property of object nodes will be ignored
+ // (useful for previews in XRC editors)
+ // wxXRC_NO_RELOADING
+ // don't check the modification time of the XRC files and
+ // reload them if they have changed on disk
+ wxXmlResource(int flags = wxXRC_USE_LOCALE,
+ const wxString& domain = wxEmptyString);
+
+ // Constructor.
+ // Flags: wxXRC_USE_LOCALE
+ // translatable strings will be translated via _()
+ // using the given domain if specified
+ // wxXRC_NO_SUBCLASSING
+ // subclass property of object nodes will be ignored
+ // (useful for previews in XRC editors)
+ wxXmlResource(const wxString& filemask, int flags = wxXRC_USE_LOCALE,
+ const wxString& domain = wxEmptyString);
+
+ // Destructor.
+ virtual ~wxXmlResource();
+
+ wxXmlNode *GetFirstRoot();
// Loads resources from XML files that match given filemask.
// This method understands VFS (see filesys.h).
bool Load(const wxString& filemask);
+ // Unload resource from the given XML file (wildcards not allowed)
+ bool Unload(const wxString& filename);
+
// Initialize handlers for all supported controls/windows. This will
// make the executable quite big because it forces linking against
- // most of wxWin library
+ // most of the wxWidgets library.
void InitAllHandlers();
- // Initialize only specific handler (or custom handler). Convention says
- // that handler name is equal to control's name plus 'XmlHandler', e.g.
- // wxTextCtrlXmlHandler, wxHtmlWindowXmlHandler. XML resource compiler
- // (xmlres) can create include file that contains initialization code for
- // all controls used within the resource.
+ // Initialize only a specific handler (or custom handler). Convention says
+ // that handler name is equal to the control's name plus 'XmlHandler', for
+ // example wxTextCtrlXmlHandler, wxHtmlWindowXmlHandler. The XML resource
+ // compiler (xmlres) can create include file that contains initialization
+ // code for all controls used within the resource.
void AddHandler(wxXmlResourceHandler *handler);
+ // Add a new handler at the begining of the handler list
+ void InsertHandler(wxXmlResourceHandler *handler);
+
// Removes all handlers
void ClearHandlers();
+ // Registers subclasses factory for use in XRC. This function is not meant
+ // for public use, please see the comment above wxXmlSubclassFactory
+ // definition.
+ static void AddSubclassFactory(wxXmlSubclassFactory *factory);
+
// Loads menu from resource. Returns NULL on failure.
wxMenu *LoadMenu(const wxString& name);
// Loads menubar from resource. Returns NULL on failure.
- wxMenuBar *LoadMenuBar(const wxString& name);
+ wxMenuBar *LoadMenuBar(wxWindow *parent, const wxString& name);
+
+ // Loads menubar from resource. Returns NULL on failure.
+ wxMenuBar *LoadMenuBar(const wxString& name) { return LoadMenuBar(NULL, name); }
#if wxUSE_TOOLBAR
- // Loads toolbar
+ // Loads a toolbar.
wxToolBar *LoadToolBar(wxWindow *parent, const wxString& name);
#endif
- // Loads dialog. dlg points to parent window (if any). Second form
+ // Loads a dialog. dlg points to parent window (if any).
+ wxDialog *LoadDialog(wxWindow *parent, const wxString& name);
+
+ // Loads a dialog. dlg points to parent window (if any). This form
// is used to finish creation of already existing instance (main reason
// for this is that you may want to use derived class with new event table)
// Example (typical usage):
// MyDialog dlg;
// wxTheXmlResource->LoadDialog(&dlg, mainFrame, "my_dialog");
// dlg->ShowModal();
- wxDialog *LoadDialog(wxWindow *parent, const wxString& name);
bool LoadDialog(wxDialog *dlg, wxWindow *parent, const wxString& name);
- // Loads panel. panel points to parent window (if any). Second form
- // is used to finish creation of already existing instance.
+ // Loads a panel. panel points to parent window (if any).
wxPanel *LoadPanel(wxWindow *parent, const wxString& name);
+
+ // Loads a panel. panel points to parent window (if any). This form
+ // is used to finish creation of already existing instance.
bool LoadPanel(wxPanel *panel, wxWindow *parent, const wxString& name);
+ // Loads a frame.
+ wxFrame *LoadFrame(wxWindow* parent, const wxString& name);
bool LoadFrame(wxFrame* frame, wxWindow *parent, const wxString& name);
- // Loads bitmap or icon resource from file:
+ // 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);
+
+ // 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);
+
+ // Loads a bitmap resource from a file.
wxBitmap LoadBitmap(const wxString& name);
+
+ // Loads an icon resource from a file.
wxIcon LoadIcon(const wxString& name);
- // Attaches unknown control into given panel/window/dialog:
- // (unknown controls are used in conjunction with <object class="unknown">)
+ // Attaches an unknown control to the given panel/window/dialog.
+ // Unknown controls are used in conjunction with <object class="unknown">.
bool AttachUnknownControl(const wxString& name, wxWindow *control,
wxWindow *parent = NULL);
- // Returns numeric ID that is equivalent to string id used in XML
- // resource. To be used in event tables
- // Macro XMLID is provided for convenience
- static int GetXMLID(const char *str_id);
+ // Returns a numeric ID that is equivalent to the string ID used in an XML
+ // resource. If an unknown str_id is requested (i.e. other than wxID_XXX
+ // or integer), a new record is created which associates the given string
+ // with a number. If value_if_not_found == wxID_NONE, the number is obtained via
+ // wxWindow::NewControlId(). Otherwise value_if_not_found is used.
+ // Macro XRCID(name) is provided for convenient use in event tables.
+ static int GetXRCID(const wxString& str_id, int value_if_not_found = wxID_NONE)
+ { return DoGetXRCID(str_id.mb_str(), value_if_not_found); }
- // Returns version info (a.b.c.d = d+ 256*c + 256^2*b + 256^3*a)
+ // version for internal use only
+ static int DoGetXRCID(const char *str_id, int value_if_not_found = wxID_NONE);
+
+ // Returns version information (a.b.c.d = d+ 256*c + 256^2*b + 256^3*a).
long GetVersion() const { return m_version; }
// Compares resources version to argument. Returns -1 if resources version
{ return GetVersion() -
(major*256*256*256 + minor*256*256 + release*256 + revision); }
+//// Singleton accessors.
+
+ // Gets the global resources object or creates one if none exists.
+ static wxXmlResource *Get();
+
+ // Sets the global resources object and returns a pointer to the previous one (may be NULL).
+ static wxXmlResource *Set(wxXmlResource *res);
+
+ // Returns flags, which may be a bitlist of wxXRC_USE_LOCALE and wxXRC_NO_SUBCLASSING.
+ int GetFlags() const { return m_flags; }
+ // Set flags after construction.
+ void SetFlags(int flags) { m_flags = flags; }
+
+ // Get/Set the domain to be passed to the translation functions, defaults
+ // to empty string (no domain).
+ const wxString& GetDomain() const { return m_domain; }
+ void SetDomain(const wxString& domain);
+
protected:
- // Scans resources list for unloaded files and loads them. Also reloads
+ // Scans the resources list for unloaded files and loads them. Also reloads
// files that have been modified since last loading.
- void UpdateResources();
+ bool UpdateResources();
+
+ // Finds a resource (calls UpdateResources) and returns a node containing it.
+ wxXmlNode *FindResource(const wxString& name, const wxString& classname, bool recursive = false);
- // Finds resource (calls UpdateResources) and returns node containing it
- wxXmlNode *FindResource(const wxString& name, const wxString& classname);
+ // 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);
- // Creates resource from info in given node:
- wxObject *CreateResFromNode(wxXmlNode *node, wxObject *parent, wxObject *instance = NULL);
+ // 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);
- // Remove nodes with property "platform" that does not
- // match current platform
- void ProcessPlatformProperty(wxXmlNode *node);
+ // Helper of Load() and Unload(): returns the URL corresponding to the
+ // given file if it's indeed a file, otherwise returns the original string
+ // unmodified
+ static wxString ConvertFileNameToURL(const wxString& filename);
- bool GetUseLocale() { return m_useLocale; }
+ // loading resources from archives is impossible without wxFileSystem
+#if wxUSE_FILESYSTEM
+ // Another helper: detect if the filename is a ZIP or XRS file
+ static bool IsArchive(const wxString& filename);
+#endif // wxUSE_FILESYSTEM
+
+private:
+ wxXmlResourceDataRecords& Data() { return *m_data; }
+ const wxXmlResourceDataRecords& Data() const { return *m_data; }
private:
long m_version;
- bool m_useLocale;
- wxList m_handlers;
- wxXmlResourceDataRecords m_data;
+ int m_flags;
+ wxVector<wxXmlResourceHandler*> m_handlers;
+ wxXmlResourceDataRecords *m_data;
#if wxUSE_FILESYSTEM
wxFileSystem m_curFileSystem;
wxFileSystem& GetCurFileSystem() { return m_curFileSystem; }
#endif
+ // domain to pass to translation functions, if any.
+ wxString m_domain;
+
friend class wxXmlResourceHandler;
-};
+ friend class wxXmlResourceModule;
+ static wxXmlSubclassFactories *ms_subclassFactories;
+
+ // singleton instance:
+ static wxXmlResource *ms_instance;
+};
-// Global instance of resource class. For your convenience.
-extern WXXMLDLLEXPORT wxXmlResource *wxTheXmlResource;
// This macro translates string identifier (as used in XML resource,
// e.g. <menuitem id="my_menu">...</menuitem>) to integer id that is needed by
-// wxWindows event tables.
+// wxWidgets event tables.
// Example:
// BEGIN_EVENT_TABLE(MyFrame, wxFrame)
-// EVT_MENU(XMLID("quit"), MyFrame::OnQuit)
-// EVT_MENU(XMLID("about"), MyFrame::OnAbout)
-// EVT_MENU(XMLID("new"), MyFrame::OnNew)
-// EVT_MENU(XMLID("open"), MyFrame::OnOpen)
+// EVT_MENU(XRCID("quit"), MyFrame::OnQuit)
+// EVT_MENU(XRCID("about"), MyFrame::OnAbout)
+// EVT_MENU(XRCID("new"), MyFrame::OnNew)
+// EVT_MENU(XRCID("open"), MyFrame::OnOpen)
// END_EVENT_TABLE()
-#define XMLID(str_id) \
- wxXmlResource::GetXMLID(wxT(str_id))
+#define XRCID(str_id) \
+ wxXmlResource::DoGetXRCID(str_id)
// This macro returns pointer to particular control in dialog
// controls.
// Example:
// wxDialog dlg;
-// wxTheXmlResource->LoadDialog(&dlg, mainFrame, "my_dialog");
-// XMLCTRL(dlg, "my_textctrl", wxTextCtrl)->SetValue(wxT("default value"));
-
-#ifdef __WXDEBUG__
-#define XMLCTRL(window, id, type) \
- (wxDynamicCast((window).FindWindow(XMLID(id)), type))
-#else
-#define XMLCTRL(window, id, type) \
- ((type*)((window).FindWindow(XMLID(id))))
-#endif
+// wxXmlResource::Get()->LoadDialog(&dlg, mainFrame, "my_dialog");
+// XRCCTRL(dlg, "my_textctrl", wxTextCtrl)->SetValue(wxT("default value"));
+
+#define XRCCTRL(window, id, type) \
+ (wxStaticCast((window).FindWindow(XRCID(id)), type))
+// This macro returns pointer to sizer item
+// Example:
+//
+// <object class="spacer" name="area">
+// <size>400, 300</size>
+// </object>
+//
+// wxSizerItem* item = XRCSIZERITEM(*this, "area")
-class WXXMLDLLEXPORT wxXmlResourceHandler : public wxObject
+#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
{
+DECLARE_ABSTRACT_CLASS(wxXmlResourceHandler)
public:
+ // Constructor.
wxXmlResourceHandler();
+
+ // Destructor.
virtual ~wxXmlResourceHandler() {}
- // Creates object (menu, dialog, control, ...) from XML node.
+ // Creates an object (menu, dialog, control, ...) from an XML node.
// Should check for validity.
- // parent is higher-level object (usually window, dialog or panel)
- // that is often neccessary to create resource
- // if instance != NULL it should not create new instance via 'new' but
- // rather use this one and call its Create method
+ // parent is a higher-level object (usually window, dialog or panel)
+ // that is often necessary to create the resource.
+ // If instance is non-NULL it should not create a new instance via 'new' but
+ // should rather use this one, and call its Create method.
wxObject *CreateResource(wxXmlNode *node, wxObject *parent,
wxObject *instance);
// This one is called from CreateResource after variables
- // were filled
+ // were filled.
virtual wxObject *DoCreateResource() = 0;
- // Returns TRUE if it understands this node and can create
- // resource from it, FALSE otherwise.
+ // 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;
wxXmlNode *m_node;
wxString m_class;
wxObject *m_parent, *m_instance;
- wxWindow *m_parentAsWindow, *m_instanceAsWindow;
+ wxWindow *m_parentAsWindow;
// --- Handy methods:
- // Returns true if the node has property class equal to classname,
- // e.g. <object class="wxDialog">
- bool IsOfClass(wxXmlNode *node, const wxString& classname)
- { return node->GetPropVal(wxT("class"), wxEmptyString) == classname; }
+ // Returns true if the node has a property class equal to classname,
+ // e.g. <object class="wxDialog">.
+ bool IsOfClass(wxXmlNode *node, const wxString& classname);
// Gets node content from wxXML_ENTITY_NODE
- // (the problem is, <tag>content<tag> is represented as
+ // 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);
- // Check to see if a param exists
+ // Check to see if a parameter exists.
bool HasParam(const wxString& param);
- // Finds the node or returns NULL
+ // Finds the node or returns NULL.
wxXmlNode *GetParamNode(const wxString& param);
+
+ // Finds the parameter value or returns the empty string.
wxString GetParamValue(const wxString& param);
- // Add style flag (e.g. wxMB_DOCKABLE) to list of flags
- // understood by this handler
+ // 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
+ // Add styles common to all wxWindow-derived classes.
void AddWindowStyles();
// Gets style flags from text in form "flag | flag2| flag3 |..."
- // Only understads flags added with AddStyle
+ // Only understands flags added with AddStyle
int GetStyle(const wxString& param = wxT("style"), int defaults = 0);
- // Gets text from param and does some convertions:
+ // Gets text from param and does some conversions:
// - replaces \n, \r, \t by respective chars (according to C syntax)
- // - replaces $ by & and $$ by $ (needed for $File => &File because of XML)
+ // - replaces _ by & and __ by _ (needed for _File => &File because of XML)
// - calls wxGetTranslations (unless disabled in wxXmlResource)
- wxString GetText(const wxString& param);
+ wxString GetText(const wxString& param, bool translate = true);
- // Return XMLID
+ // Returns the XRCID.
int GetID();
+
+ // Returns the resource name.
wxString GetName();
- // Get bool flag (1,t,yes,on,true are TRUE, everything else is FALSE)
- bool GetBool(const wxString& param, bool defaultv = FALSE);
+ // Gets a bool flag (1, t, yes, on, true are true, everything else is false).
+ bool GetBool(const wxString& param, bool defaultv = false);
+
+ // Gets an integer value from the parameter.
+ long GetLong(const wxString& param, long defaultv = 0);
+
+ // Gets a float value from the parameter.
+ float GetFloat(const wxString& param, float defaultv = 0);
- // Get integer value from param
- long GetLong( const wxString& param, long defaultv = 0 );
+ // Gets colour in HTML syntax (#RRGGBB).
+ wxColour GetColour(const wxString& param, const wxColour& defaultv = wxNullColour);
- // Get colour in HTML syntax (#RRGGBB)
- wxColour GetColour(const wxString& param);
+ // Gets the size (may be in dialog units).
+ wxSize GetSize(const wxString& param = wxT("size"),
+ wxWindow *windowToUse = NULL);
- // Get size/position (may be in dlg units):
- wxSize GetSize(const wxString& param = wxT("size"));
+ // Gets the position (may be in dialog units).
wxPoint GetPosition(const wxString& param = wxT("pos"));
- // Get dimension (may be in dlg units):
- wxCoord GetDimension(const wxString& param, wxCoord defaultv = 0);
+ // Gets a dimension (may be in dialog units).
+ wxCoord GetDimension(const wxString& param, wxCoord defaultv = 0,
+ wxWindow *windowToUse = NULL);
- // Get bitmap:
+ // Gets a bitmap.
wxBitmap GetBitmap(const wxString& param = wxT("bitmap"),
+ 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);
- // Get font:
+#if wxUSE_ANIMATIONCTRL
+ // Gets an animation.
+ wxAnimation GetAnimation(const wxString& param = wxT("animation"));
+#endif
+
+ // Gets a font.
wxFont GetFont(const wxString& param = wxT("font"));
- // Sets common window options:
+ // Sets common window options.
void SetupWindow(wxWindow *wnd);
- void CreateChildren(wxObject *parent, bool this_hnd_only = FALSE);
+ // Creates children.
+ void CreateChildren(wxObject *parent, bool this_hnd_only = false);
+
+ // Helper function.
void CreateChildrenPrivately(wxObject *parent, wxXmlNode *rootnode = NULL);
+
+ // Creates a resource from a node.
wxObject *CreateResFromNode(wxXmlNode *node,
wxObject *parent, wxObject *instance = NULL)
{ return m_resource->CreateResFromNode(node, parent, instance); }
// helper
+#if wxUSE_FILESYSTEM
wxFileSystem& GetCurFileSystem() { return m_resource->GetCurFileSystem(); }
+#endif
+};
+
+
+// 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) \
+ variable = wxStaticCast(m_instance, classname); \
+ if (!variable) \
+ variable = new classname;
+
+
+// FIXME -- remove this $%^#$%#$@# as soon as Ron checks his changes in!!
+WXDLLIMPEXP_XRC void wxXmlInitResourceModule();
+
+
+// This class is used to create instances of XRC "object" nodes with "subclass"
+// property. It is _not_ supposed to be used by XRC users, you should instead
+// register your subclasses via wxWidgets' RTTI mechanism. This class is useful
+// only for language bindings developer who need a way to implement subclassing
+// in wxWidgets ports that don't support wxRTTI (e.g. wxPython).
+class WXDLLIMPEXP_XRC wxXmlSubclassFactory
+{
+public:
+ // Try to create instance of given class and return it, return NULL on
+ // failure:
+ virtual wxObject *Create(const wxString& className) = 0;
+ virtual ~wxXmlSubclassFactory() {}
};
-#define ADD_STYLE(style) AddStyle(wxT(#style), style)
+/* -------------------------------------------------------------------------
+ Backward compatibility macros. Do *NOT* use, they may disappear in future
+ versions of the XRC library!
+ ------------------------------------------------------------------------- */
-void wxXmlInitResourceModule();
+#endif // wxUSE_XRC
#endif // _WX_XMLRES_H_
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