diff -r 000000000000 -r 6474c204b198 gfx/skia/trunk/include/views/SkViewInflate.h --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/gfx/skia/trunk/include/views/SkViewInflate.h Wed Dec 31 06:09:35 2014 +0100 @@ -0,0 +1,71 @@ + +/* + * Copyright 2006 The Android Open Source Project + * + * Use of this source code is governed by a BSD-style license that can be + * found in the LICENSE file. + */ + + +#ifndef SkViewInflate_DEFINED +#define SkViewInflate_DEFINED + +#include "SkDOM.h" +#include "SkTDict.h" +#include "SkEvent.h" + +class SkView; + +class SkViewInflate { +public: + SkViewInflate(); + virtual ~SkViewInflate(); + + /** Return the tree of inflated views. If root is null, create the root element + as a view, otherwise assume root is that view, and just "inflate" it. + + Returns null if the tree cannot be built. + */ + SkView* inflate(const SkDOM& dom, const SkDOM::Node* node, SkView* root = NULL); + SkView* inflate(const char xml[], size_t len, SkView* root = NULL); + + /** Given an id attribute value, return the corresponding view, or null + if no match is found. + */ + SkView* findViewByID(const char id[]) const; + + SkDEBUGCODE(void dump() const;) + +protected: + /* Override this in your subclass to handle instantiating views + Call the inherited version for nodes you don't recognize. + + Do not call "inflate" on the view, just return it. This will + get called automatically after createView returns. + */ + virtual SkView* createView(const SkDOM& dom, const SkDOM::Node* node); + /** Base implementation calls view->inflate(dom, node). Subclasses may override this + to perform additional initializations to view, either before or after calling + the inherited version. + */ + virtual void inflateView(SkView* view, const SkDOM& dom, const SkDOM::Node* node); + +private: + enum { + kMinIDStrAlloc = 64 + }; + SkTDict fIDs; + + struct IDStr { + SkView* fView; + char* fStr; + }; + SkTDArray fListenTo, fBroadcastTo; + SkChunkAlloc fStrings; + + void addIDStr(SkTDArray* list, SkView*, const char* str); + + void rInflate(const SkDOM& dom, const SkDOM::Node* node, SkView* parent); +}; + +#endif