class WXXMLDLLEXPORT wxXmlResource : public wxObject
{
public:
- // Ctor.
+ // 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);
- ~wxXmlResource();
+ // Destructor.
+ ~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
- // most of wxWin library
+ // most of the wxWindows 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
+ // 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);
// Loads menubar from resource. Returns NULL on failure.
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.
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);
+
+ // 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 wxChar *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
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:
- // 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();
- // 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:
+ // 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 a resource from information in the given node.
wxObject *CreateResFromNode(wxXmlNode *node, wxObject *parent, wxObject *instance = NULL);
+ // Returns flags, which may be a bitlist of wxXRC_USE_LOCALE and wxXRC_NO_SUBCLASSING.
int GetFlags() { return m_flags; }
private:
#endif
friend class wxXmlResourceHandler;
+
+ // 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.
// 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::GetXRCID(wxT(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"));
+// wxXmlResource::Get()->LoadDialog(&dlg, mainFrame, "my_dialog");
+// XRCCTRL(dlg, "my_textctrl", wxTextCtrl)->SetValue(wxT("default value"));
#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
-#define XMLCTRL(window, id, type) \
- ((type*)((window).FindWindow(XMLID(id))))
+#define XRCCTRL(window, id, type) \
+ ((type*)((window).FindWindow(XRCID(id))))
#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:
+ // 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 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
- // were filled
+ // were filled.
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;
+ // Sets the parent resource.
void SetParentResource(wxXmlResource *res) { m_resource = res; }
-
protected:
-
wxXmlResource *m_resource;
wxArrayString m_styleNames;
wxArrayInt m_styleValues;
// --- 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
- // (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
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)
+ // Gets a bool flag (1, t, yes, on, true are TRUE, everything else is 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 );
- // Get colour in HTML syntax (#RRGGBB)
+ // Gets colour in HTML syntax (#RRGGBB).
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"));
+
+ // Gets the position (may be in dialog units).
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);
- // Get bitmap:
+ // Gets a bitmap.
wxBitmap GetBitmap(const wxString& param = wxT("bitmap"),
wxSize size = wxDefaultSize);
+
+ // Gets an icon.
wxIcon GetIcon(const wxString& param = wxT("icon"),
wxSize size = wxDefaultSize);
- // Get font:
+ // Gets a font.
wxFont GetFont(const wxString& param = wxT("font"));
- // Sets common window options:
+ // Sets common window options.
void SetupWindow(wxWindow *wnd);
+ // 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); }
// Programmer-friendly macros for writing XRC handlers:
#define XRC_ADD_STYLE(style) AddStyle(wxT(#style), style)
-#define ADD_STYLE XRC_ADD_STYLE /* deprecated, don't use!! */
#define XRC_MAKE_INSTANCE(variable, classname) \
classname *variable = NULL; \
// FIXME -- remove this $%^#$%#$@# as soon as Ron checks his changes in!!
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
+#define GetXMLID GetXRCID
+
+
#endif // _WX_XMLRES_H_
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