X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/77b2f9b185e5643c009c8a294ee9819d3950c423..e564aa153eb1dc5ebd9f8c9f5f055c2a49c15b05:/include/wx/xrc/xmlres.h diff --git a/include/wx/xrc/xmlres.h b/include/wx/xrc/xmlres.h index 01832ae8cd..779dd670c5 100644 --- 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 +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). - 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(); - + // 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); @@ -118,45 +134,55 @@ public: 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. 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 ) + // Attaches an unknown control to the given panel/window/dialog. + // Unknown controls are used in conjunction with . 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 @@ -164,24 +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); } + +//// 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); + + // 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: + // 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; - bool m_useLocale; + int m_flags; wxList m_handlers; wxXmlResourceDataRecords m_data; #if wxUSE_FILESYSTEM @@ -190,25 +228,25 @@ 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. ...) 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 @@ -216,46 +254,50 @@ extern WXXMLDLLEXPORT wxXmlResource *wxTheXmlResource; // 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; @@ -268,87 +310,124 @@ protected: // --- Handy methods: - // Returns true if the node has property class equal to classname, - // e.g. + // Returns true if the node has a property class equal to classname, + // e.g. . bool IsOfClass(wxXmlNode *node, const wxString& classname) { return node->GetPropVal(wxT("class"), wxEmptyString) == classname; } // Gets node content from wxXML_ENTITY_NODE - // (the problem is, content is represented as + // The problem is, content 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); } // helper +#if wxUSE_FILESYSTEM 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(); + +/* ------------------------------------------------------------------------- + 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_