X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/0c9ff74f050981e989f09cf5f5d27044b807e73a..11e3c6ef36393fb5863ea2f9601d8facd73acb12:/include/wx/xrc/xmlres.h diff --git a/include/wx/xrc/xmlres.h b/include/wx/xrc/xmlres.h index 2525bf733d..23cbea1c51 100644 --- a/include/wx/xrc/xmlres.h +++ b/include/wx/xrc/xmlres.h @@ -1,5 +1,5 @@ ///////////////////////////////////////////////////////////////////////////// -// Name: xmlres.h +// Name: wx/xrc/xmlres.h // Purpose: XML resources // Author: Vaclav Slavik // Created: 2000/03/05 @@ -11,16 +11,13 @@ #ifndef _WX_XMLRES_H_ #define _WX_XMLRES_H_ -#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA) -#pragma interface "xmlres.h" -#endif - #include "wx/defs.h" #if wxUSE_XRC #include "wx/string.h" #include "wx/dynarray.h" +#include "wx/arrstr.h" #include "wx/datetime.h" #include "wx/list.h" #include "wx/gdicmn.h" @@ -28,22 +25,29 @@ #include "wx/bitmap.h" #include "wx/icon.h" #include "wx/artprov.h" - -#include "wx/xml/xml.h" - -class WXDLLEXPORT wxMenu; -class WXDLLEXPORT wxMenuBar; -class WXDLLEXPORT wxDialog; -class WXDLLEXPORT wxPanel; -class WXDLLEXPORT wxWindow; -class WXDLLEXPORT wxFrame; -class WXDLLEXPORT wxToolBar; - -class WXDLLIMPEXP_XRC wxXmlResourceHandler; -class WXDLLIMPEXP_XRC wxXmlSubclassFactory; -class WXDLLIMPEXP_XRC wxXmlSubclassFactoriesList; +#include "wx/colour.h" +#include "wx/vector.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 wxPanel; +class WXDLLIMPEXP_FWD_CORE wxWindow; +class WXDLLIMPEXP_FWD_CORE wxFrame; +class WXDLLIMPEXP_FWD_CORE wxToolBar; + +class WXDLLIMPEXP_FWD_XML wxXmlDocument; +class WXDLLIMPEXP_FWD_XML wxXmlNode; +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). @@ -61,7 +65,7 @@ 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 + \ @@ -69,22 +73,6 @@ class wxXmlResourceModule; WX_XMLRES_CURRENT_VERSION_RELEASE * 256 + \ WX_XMLRES_CURRENT_VERSION_REVISION) -class WXDLLIMPEXP_XRC wxXmlResourceDataRecord -{ -public: - wxXmlResourceDataRecord() : Doc(NULL), Time(wxDateTime::Now()) {} - ~wxXmlResourceDataRecord() {delete Doc;} - - wxString File; - wxXmlDocument *Doc; - wxDateTime Time; -}; - - -WX_DECLARE_USER_EXPORTED_OBJARRAY(wxXmlResourceDataRecord, - wxXmlResourceDataRecords, - WXDLLIMPEXP_XRC); - enum wxXmlResourceFlags { wxXRC_USE_LOCALE = 1, @@ -101,26 +89,42 @@ public: // 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(int flags = wxXRC_USE_LOCALE); + // 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); + wxXmlResource(const wxString& filemask, int flags = wxXRC_USE_LOCALE, + const wxString& domain = wxEmptyString); // Destructor. - ~wxXmlResource(); + 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); + // Initialize handlers for all supported controls/windows. This will // make the executable quite big because it forces linking against // most of the wxWidgets library. @@ -133,7 +137,7 @@ public: // 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 @@ -184,13 +188,40 @@ public: // 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); @@ -203,10 +234,26 @@ public: bool AttachUnknownControl(const wxString& name, wxWindow *control, wxWindow *parent = NULL); - // 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 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); } + + // version for internal use only + static int DoGetXRCID(const char *str_id, int value_if_not_found = wxID_NONE); + + + // Find the string ID with the given numeric value, returns an empty string + // if no such ID is found. + // + // Notice that unlike GetXRCID(), which is fast, this operation is slow as + // it checks all the IDs used in XRC. + static wxString FindXRCIDById(int numId); + // Returns version information (a.b.c.d = d+ 256*c + 256^2*b + 256^3*a). long GetVersion() const { return m_version; } @@ -217,7 +264,7 @@ public: { return GetVersion() - (major*256*256*256 + minor*256*256 + release*256 + revision); } -//// Singleton accessors. + //// Singleton accessors. // Gets the global resources object or creates one if none exists. static wxXmlResource *Get(); @@ -230,38 +277,128 @@ public: // 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); + + + // 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 + // unmodified + static wxString ConvertFileNameToURL(const wxString& filename); + + // 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; } + + // 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; int m_flags; - wxList m_handlers; - wxXmlResourceDataRecords m_data; + wxVector m_handlers; + wxXmlResourceDataRecords *m_data; #if wxUSE_FILESYSTEM wxFileSystem m_curFileSystem; wxFileSystem& GetCurFileSystem() { return m_curFileSystem; } #endif - friend class wxXmlResourceHandler; + // domain to pass to translation functions, if any. + wxString m_domain; + + friend class wxXmlResourceHandlerImpl; friend class wxXmlResourceModule; + friend class wxIdRangeManager; + friend class wxIdRange; - static wxXmlSubclassFactoriesList *ms_subclassFactories; + static wxXmlSubclassFactories *ms_subclassFactories; // singleton instance: static wxXmlResource *ms_instance; @@ -280,7 +417,7 @@ private: // END_EVENT_TABLE() #define XRCID(str_id) \ - wxXmlResource::GetXRCID(wxT(str_id)) + wxXmlResource::DoGetXRCID(str_id) // This macro returns pointer to particular control in dialog @@ -294,63 +431,55 @@ private: #define XRCCTRL(window, id, type) \ (wxStaticCast((window).FindWindow(XRCID(id)), type)) -// wxXmlResourceHandler is an abstract base class for resource handlers -// capable of creating a control from an XML node. +// This macro returns pointer to sizer item +// Example: +// +// +// 400, 300 +// +// +// wxSizerItem* item = XRCSIZERITEM(*this, "area") + +#define XRCSIZERITEM(window, id) \ + ((window).GetSizer() ? (window).GetSizer()->GetItemById(XRCID(id)) : NULL) + + +// 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 wxXmlResourceHandler : public wxObject +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. // parent is a higher-level object (usually window, dialog or panel) - // that is often neccessary to create the resource. + // 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. - 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. . - bool IsOfClass(wxXmlNode *node, const wxString& classname) - { return node->GetPropVal(wxT("class"), wxEmptyString) == classname; } + bool IsOfClass(wxXmlNode *node, const wxString& classname) const; // Gets node content from wxXML_ENTITY_NODE // 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); + wxString GetNodeContent(const wxXmlNode *node); // Check to see if a parameter exists. bool HasParam(const wxString& param); @@ -361,15 +490,11 @@ protected: // 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 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 conversions: @@ -389,34 +514,65 @@ protected: // 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); // Gets colour in HTML syntax (#RRGGBB). - wxColour GetColour(const wxString& param); + wxColour GetColour(const wxString& param, const wxColour& defaultv = wxNullColour); // Gets the size (may be in dialog units). - wxSize GetSize(const wxString& param = wxT("size")); + wxSize GetSize(const wxString& param = wxT("size"), + wxWindow *windowToUse = NULL); // Gets the position (may be in dialog units). wxPoint GetPosition(const wxString& param = wxT("pos")); // Gets a dimension (may be in dialog units). - wxCoord GetDimension(const wxString& param, wxCoord defaultv = 0); + 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")); +#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); + // Sets common window options. void SetupWindow(wxWindow *wnd); @@ -429,20 +585,24 @@ protected: // 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) \ @@ -474,13 +634,6 @@ public: Backward compatibility macros. Do *NOT* use, they may disappear in future versions of the XRC library! ------------------------------------------------------------------------- */ -#if WXWIN_COMPATIBILITY_2_4 - #define ADD_STYLE XRC_ADD_STYLE - #define wxTheXmlResource wxXmlResource::Get() - #define XMLID XRCID - #define XMLCTRL XRCCTRL - #define GetXMLID GetXRCID -#endif #endif // wxUSE_XRC