OLD | NEW |
| (Empty) |
1 | |
2 /* | |
3 * Copyright 2006 The Android Open Source Project | |
4 * | |
5 * Use of this source code is governed by a BSD-style license that can be | |
6 * found in the LICENSE file. | |
7 */ | |
8 | |
9 | |
10 #ifndef SkViewInflate_DEFINED | |
11 #define SkViewInflate_DEFINED | |
12 | |
13 #include "SkDOM.h" | |
14 #include "../private/SkTDict.h" | |
15 #include "SkEvent.h" | |
16 | |
17 class SkView; | |
18 | |
19 class SkViewInflate { | |
20 public: | |
21 SkViewInflate(); | |
22 virtual ~SkViewInflate(); | |
23 | |
24 /** Return the tree of inflated views. If root is null, create the root elem
ent | |
25 as a view, otherwise assume root is that view, and just "inflate" it. | |
26 | |
27 Returns null if the tree cannot be built. | |
28 */ | |
29 SkView* inflate(const SkDOM& dom, const SkDOM::Node* node, SkView* root = NU
LL); | |
30 SkView* inflate(const char xml[], size_t len, SkView* root = NULL); | |
31 | |
32 /** Given an id attribute value, return the corresponding view, or null | |
33 if no match is found. | |
34 */ | |
35 SkView* findViewByID(const char id[]) const; | |
36 | |
37 SkDEBUGCODE(void dump() const;) | |
38 | |
39 protected: | |
40 /* Override this in your subclass to handle instantiating views | |
41 Call the inherited version for nodes you don't recognize. | |
42 | |
43 Do not call "inflate" on the view, just return it. This will | |
44 get called automatically after createView returns. | |
45 */ | |
46 virtual SkView* createView(const SkDOM& dom, const SkDOM::Node* node); | |
47 /** Base implementation calls view->inflate(dom, node). Subclasses may overr
ide this | |
48 to perform additional initializations to view, either before or after ca
lling | |
49 the inherited version. | |
50 */ | |
51 virtual void inflateView(SkView* view, const SkDOM& dom, const SkDOM::Node*
node); | |
52 | |
53 private: | |
54 enum { | |
55 kMinIDStrAlloc = 64 | |
56 }; | |
57 SkTDict<SkView*> fIDs; | |
58 | |
59 struct IDStr { | |
60 SkView* fView; | |
61 char* fStr; | |
62 }; | |
63 SkTDArray<IDStr> fListenTo, fBroadcastTo; | |
64 SkChunkAlloc fStrings; | |
65 | |
66 void addIDStr(SkTDArray<IDStr>* list, SkView*, const char* str); | |
67 | |
68 void rInflate(const SkDOM& dom, const SkDOM::Node* node, SkView* parent); | |
69 }; | |
70 | |
71 #endif | |
OLD | NEW |