added cur and ico formats to the sample

[wxWidgets.git] / include / wx / xrc / xmlres.h

diff --git a/include/wx/xrc/xmlres.h b/include/wx/xrc/xmlres.h
index 61247013fa5d60f1321d78025e531668b0a52896..77bc74433e783f9d2101927fa758068ff91af2db 100644 (file)
--- a/include/wx/xrc/xmlres.h
+++ b/include/wx/xrc/xmlres.h
@@ -80,33 +80,49 @@ WX_DECLARE_EXPORTED_OBJARRAY(wxXmlResourceDataRecord, wxXmlResourceDataRecords);
 WX_DECLARE_OBJARRAY(wxXmlResourceDataRecord, wxXmlResourceDataRecords);
 #endif
 
 WX_DECLARE_OBJARRAY(wxXmlResourceDataRecord, wxXmlResourceDataRecords);
 #endif
 

+enum wxXmlResourceFlags
+{
+    wxXRC_USE_LOCALE     = 1,
+    wxXRC_NO_SUBCLASSING = 2
+};

 
 // This class holds XML resources from one or more .xml files
 // (or derived forms, either binary or zipped -- see manual for
 // details).
 
 // 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
 {
 public:
 class WXXMLDLLEXPORT 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);
+    // Constructor.
+    // Flags: wxXRC_USE_LOCALE
+    //              translatable strings will be translated via _()
+    //        wxXRC_NO_SUBCLASSING
+    //              subclass property of object nodes will be ignored
+    //              (useful for previews in XRC editors)
+    wxXmlResource(int flags = wxXRC_USE_LOCALE);
+
+    // Constructor.
+    // Flags: wxXRC_USE_LOCALE
+    //              translatable strings will be translated via _()
+    //        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);
+
+    // Destructor.

     ~wxXmlResource();
     ~wxXmlResource();

-
+    

     // Loads resources from XML files that match given filemask.
     // This method understands VFS (see filesys.h).
     bool Load(const wxString& filemask);
 
     // Initialize handlers for all supported controls/windows. This will
     // make the executable quite big because it forces linking against
     // Loads resources from XML files that match given filemask.
     // This method understands VFS (see filesys.h).
     bool Load(const wxString& filemask);
 
     // 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 wxWindows library.

     void InitAllHandlers();
 
     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
+    // 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);
     // (xmlres) can create include file that contains initialization code for
     // all controls used within the resource.
     void AddHandler(wxXmlResourceHandler *handler);


@@ -118,45 +134,55 @@ public:
     wxMenu *LoadMenu(const wxString& name);
 
     // Loads menubar 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
 
 #if wxUSE_TOOLBAR

-    // Loads toolbar
+    // Loads a toolbar.

     wxToolBar *LoadToolBar(wxWindow *parent, const wxString& name);
 #endif
 
     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();
     // 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);
 
     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);
     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);
 
     bool LoadPanel(wxPanel *panel, wxWindow *parent, const wxString& name);
 

+    // Loads a frame.

     bool LoadFrame(wxFrame* frame, wxWindow *parent, const wxString& name);
 
     bool LoadFrame(wxFrame* frame, wxWindow *parent, const wxString& name);
 

-    // Loads bitmap or icon resource from file:
+    // Loads a bitmap resource from a file.

     wxBitmap LoadBitmap(const wxString& name);
     wxBitmap LoadBitmap(const wxString& name);

+
+    // Loads an icon resource from a file.

     wxIcon LoadIcon(const wxString& name);
 
     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);
 
     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. To be used in event tables.
+    // Macro XRCID is provided for convenience
+    static int GetXRCID(const wxChar *str_id);

 
 

-    // Returns version info (a.b.c.d = d+ 256*c + 256^2*b + 256^3*a)
+    // 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
     long GetVersion() const { return m_version; }
 
     // Compares resources version to argument. Returns -1 if resources version


@@ -164,28 +190,36 @@ public:
     int CompareVersion(int major, int minor, int release, int revision) const
         { return GetVersion() -
                  (major*256*256*256 + minor*256*256 + release*256 + revision); }
     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.
+    
+    // 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);

 
 protected:
 
 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();
 
     // files that have been modified since last loading.
     void UpdateResources();
 

-    // Finds resource (calls UpdateResources) and returns node containing it
-    wxXmlNode *FindResource(const wxString& name, const wxString& classname);
+    // Finds a resource (calls UpdateResources) and returns a node containing it.
+    wxXmlNode *FindResource(const wxString& name, const wxString& classname, bool recursive = FALSE);

 
 

-    // Creates resource from info in given node:
-    wxObject *CreateResFromNode(wxXmlNode *node, wxObject *parent, wxObject *instance = NULL);
+    // 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);

 
 

-    // Remove nodes with property "platform" that does not
-    // match current platform
-    void ProcessPlatformProperty(wxXmlNode *node);
+    // Creates a resource from information in the given node.
+    wxObject *CreateResFromNode(wxXmlNode *node, wxObject *parent, wxObject *instance = NULL);

 
 

-    bool GetUseLocale() { return m_useLocale; }
+    // Returns flags, which may be a bitlist of wxXRC_USE_LOCALE and wxXRC_NO_SUBCLASSING.
+    int GetFlags() { return m_flags; }

 
 private:
     long m_version;
 
 
 private:
     long m_version;
 

-    bool m_useLocale;
+    int m_flags;

     wxList m_handlers;
     wxXmlResourceDataRecords m_data;
 #if wxUSE_FILESYSTEM
     wxList m_handlers;
     wxXmlResourceDataRecords m_data;
 #if wxUSE_FILESYSTEM


@@ -194,25 +228,25 @@ private:
 #endif
 
     friend class wxXmlResourceHandler;
 #endif
 
     friend class wxXmlResourceHandler;

+    
+    // singleton instance:
+    static wxXmlResource *ms_instance;

 };
 
 
 };
 
 

-// Global instance of resource class. For your convenience.
-extern 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.
 // Example:
 //    BEGIN_EVENT_TABLE(MyFrame, wxFrame)
 // 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.
 // 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()
 
 //    END_EVENT_TABLE()
 

-#define XMLID(str_id) \
-    wxXmlResource::GetXMLID(wxT(str_id))
+#define XRCID(str_id) \
+    wxXmlResource::GetXRCID(wxT(str_id))

 
 
 // This macro returns pointer to particular control in dialog
 
 
 // This macro returns pointer to particular control in dialog


@@ -220,46 +254,50 @@ extern wxXmlResource *wxTheXmlResource;
 // controls.
 // Example:
 //    wxDialog dlg;
 // controls.
 // Example:
 //    wxDialog dlg;

-//    wxTheXmlResource->LoadDialog(&dlg, mainFrame, "my_dialog");
-//    XMLCTRL(dlg, "my_textctrl", wxTextCtrl)->SetValue(wxT("default value"));
+//    wxXmlResource::Get()->LoadDialog(&dlg, mainFrame, "my_dialog");
+//    XRCCTRL(dlg, "my_textctrl", wxTextCtrl)->SetValue(wxT("default value"));

 
 #ifdef __WXDEBUG__
 
 #ifdef __WXDEBUG__

-#define XMLCTRL(window, id, type) \
-    (wxDynamicCast((window).FindWindow(XMLID(id)), type))
+#define XRCCTRL(window, id, type) \
+    (wxDynamicCast((window).FindWindow(XRCID(id)), type))

 #else
 #else

-#define XMLCTRL(window, id, type) \
-    ((type*)((window).FindWindow(XMLID(id))))
+#define XRCCTRL(window, id, type) \
+    ((type*)((window).FindWindow(XRCID(id))))

 #endif
 
 #endif
 

+// wxXmlResourceHandler is an abstract base class for resource handlers
+// capable of creating a control from an XML node.

 
 class WXXMLDLLEXPORT wxXmlResourceHandler : public wxObject
 {
 public:
 
 class WXXMLDLLEXPORT wxXmlResourceHandler : public wxObject
 {
 public:

+    // Constructor.

     wxXmlResourceHandler();
     wxXmlResourceHandler();

+
+    // Destructor.

     virtual ~wxXmlResourceHandler() {}
 
     virtual ~wxXmlResourceHandler() {}
 

-    // Creates object (menu, dialog, control, ...) from XML node.
+    // Creates an object (menu, dialog, control, ...) from an XML node.

     // Should check for validity.
     // 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 neccessary 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
     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
     virtual wxObject *DoCreateResource() = 0;
 
     // Returns TRUE if it understands this node and can create

-    // resource from it, FALSE otherwise.
+    // a resource from it, FALSE otherwise.

     virtual bool CanHandle(wxXmlNode *node) = 0;
 
     virtual bool CanHandle(wxXmlNode *node) = 0;
 

+    // Sets the parent resource.

     void SetParentResource(wxXmlResource *res) { m_resource = res; }
 
     void SetParentResource(wxXmlResource *res) { m_resource = res; }
 

-

 protected:
 protected:

-

     wxXmlResource *m_resource;
     wxArrayString m_styleNames;
     wxArrayInt m_styleValues;
     wxXmlResource *m_resource;
     wxArrayString m_styleNames;
     wxArrayInt m_styleValues;


@@ -272,87 +310,124 @@ protected:
 
     // --- Handy methods:
 
 
     // --- Handy methods:
 

-    // Returns true if the node has property class equal to classname,
-    // e.g. <object class="wxDialog">
+    // Returns true if the node has a property class equal to classname,
+    // e.g. <object class="wxDialog">.

     bool IsOfClass(wxXmlNode *node, const wxString& classname)
         { return node->GetPropVal(wxT("class"), wxEmptyString) == classname; }
 
     // Gets node content from wxXML_ENTITY_NODE
     bool IsOfClass(wxXmlNode *node, const wxString& classname)
         { return node->GetPropVal(wxT("class"), wxEmptyString) == 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);
 
     // 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);
 
     bool HasParam(const wxString& param);
 

-    // Finds the node or returns NULL
+    // Finds the node or returns NULL.

     wxXmlNode *GetParamNode(const wxString& param);
     wxXmlNode *GetParamNode(const wxString& param);

+
+    // Finds the parameter value or returns the empty string.

     wxString GetParamValue(const wxString& param);
 
     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);
 
     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
     int GetStyle(const wxString& param = wxT("style"), int defaults = 0);
 
     void AddWindowStyles();
 
     // Gets style flags from text in form "flag | flag2| flag3 |..."
     // Only understads 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)
     // - calls wxGetTranslations (unless disabled in wxXmlResource)
     wxString GetText(const wxString& param);
 
     // - replaces \n, \r, \t by respective chars (according to C syntax)
     // - replaces $ by & and $$ by $ (needed for $File => &File because of XML)
     // - calls wxGetTranslations (unless disabled in wxXmlResource)
     wxString GetText(const wxString& param);
 

-    // Return XMLID
+    // Returns the XRCID.

     int GetID();
     int GetID();

+
+    // Returns the resource name.

     wxString GetName();
 
     wxString GetName();
 

-    // Get bool flag (1,t,yes,on,true are TRUE, everything else is FALSE)
+    // Gets a bool flag (1, t, yes, on, true are TRUE, everything else is FALSE).

     bool GetBool(const wxString& param, bool defaultv = FALSE);
 
     bool GetBool(const wxString& param, bool defaultv = FALSE);
 

-    // Get integer value from param
+    // Gets the integer value from the parameter.

     long GetLong( const wxString& param, long defaultv = 0 );
 
     long GetLong( const wxString& param, long defaultv = 0 );
 

-    // Get colour in HTML syntax (#RRGGBB)
+    // Gets colour in HTML syntax (#RRGGBB).

     wxColour GetColour(const wxString& param);
 
     wxColour GetColour(const wxString& param);
 

-    // Get size/position (may be in dlg units):
+    // Gets the size (may be in dialog units).

     wxSize GetSize(const wxString& param = wxT("size"));
     wxSize GetSize(const wxString& param = wxT("size"));

+
+    // Gets the position (may be in dialog units).

     wxPoint GetPosition(const wxString& param = wxT("pos"));
 
     wxPoint GetPosition(const wxString& param = wxT("pos"));
 

-    // Get dimension (may be in dlg units):
+    // Gets a dimension (may be in dialog units).

     wxCoord GetDimension(const wxString& param, wxCoord defaultv = 0);
 
     wxCoord GetDimension(const wxString& param, wxCoord defaultv = 0);
 

-    // Get bitmap:
+    // Gets a bitmap.

     wxBitmap GetBitmap(const wxString& param = wxT("bitmap"),
                        wxSize size = wxDefaultSize);
     wxBitmap GetBitmap(const wxString& param = wxT("bitmap"),
                        wxSize size = wxDefaultSize);

+
+    // Gets an icon.

     wxIcon GetIcon(const wxString& param = wxT("icon"),
                    wxSize size = wxDefaultSize);
 
     wxIcon GetIcon(const wxString& param = wxT("icon"),
                    wxSize size = wxDefaultSize);
 

-    // Get font:
+    // Gets a font.

     wxFont GetFont(const wxString& param = wxT("font"));
 
     wxFont GetFont(const wxString& param = wxT("font"));
 

-    // Sets common window options:
+    // Sets common window options.

     void SetupWindow(wxWindow *wnd);
 
     void SetupWindow(wxWindow *wnd);
 

+    // Creates children.

     void CreateChildren(wxObject *parent, bool this_hnd_only = FALSE);
     void CreateChildren(wxObject *parent, bool this_hnd_only = FALSE);

+
+    // Helper function.

     void CreateChildrenPrivately(wxObject *parent, wxXmlNode *rootnode = NULL);
     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
     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(); }
     wxFileSystem& GetCurFileSystem() { return m_resource->GetCurFileSystem(); }

+#endif

 };
 
 };
 

-#define ADD_STYLE(style) AddStyle(wxT(#style), style)

 
 

+// 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!!

 void wxXmlInitResourceModule();
 
 void wxXmlInitResourceModule();
 

+
+/* ------------------------------------------------------------------------- 
+   Backward compatibility macros. Do *NOT* use, they may disappear in future
+   versions of the XRC library!
+   ------------------------------------------------------------------------- */
+#define ADD_STYLE         XRC_ADD_STYLE
+#define wxTheXmlResource  wxXmlResource::Get()
+#define XMLID             XRCID
+#define XMLCTRL           XRCCTRL
+
+

 #endif // _WX_XMLRES_H_
 #endif // _WX_XMLRES_H_