/src/wt/src/Wt/WJavaScriptExposableObject.C
Line | Count | Source |
1 | | // This may look like C code, but it's really -*- C++ -*- |
2 | | /* |
3 | | * Copyright (C) 2015 Emweb bv, Herent, Belgium. |
4 | | * |
5 | | * See the LICENSE file for terms of use. |
6 | | */ |
7 | | |
8 | | #include "WJavaScriptExposableObject.h" |
9 | | #include "Wt/WException.h" |
10 | | #include "Wt/WLogger.h" |
11 | | |
12 | | #include <cassert> |
13 | | |
14 | | namespace Wt { |
15 | | |
16 | | WJavaScriptExposableObject::WJavaScriptExposableObject() |
17 | 10 | : clientBinding_(nullptr) |
18 | 10 | { } |
19 | | |
20 | | WJavaScriptExposableObject::WJavaScriptExposableObject(const WJavaScriptExposableObject &other) |
21 | | #ifndef WT_TARGET_JAVA |
22 | 0 | : clientBinding_(other.clientBinding_ ? |
23 | 0 | new JSInfo(*other.clientBinding_) : nullptr) |
24 | | #else |
25 | | : clientBinding_(other.clientBinding_) |
26 | | #endif |
27 | 0 | { } |
28 | | |
29 | | #ifndef WT_TARGET_JAVA |
30 | | WJavaScriptExposableObject &WJavaScriptExposableObject::operator=(const WJavaScriptExposableObject &rhs) |
31 | 0 | { |
32 | 0 | if (clientBinding_ != nullptr && rhs.clientBinding_ != clientBinding_) { |
33 | 0 | delete clientBinding_; |
34 | 0 | } |
35 | 0 | if (rhs.clientBinding_ != nullptr) { |
36 | 0 | clientBinding_ = new JSInfo(*rhs.clientBinding_); |
37 | 0 | } else { |
38 | 0 | clientBinding_ = nullptr; |
39 | 0 | } |
40 | |
|
41 | 0 | return *this; |
42 | 0 | } |
43 | | #endif |
44 | | |
45 | | bool WJavaScriptExposableObject::isJavaScriptBound() const |
46 | 10 | { |
47 | 10 | return clientBinding_; |
48 | 10 | } |
49 | | |
50 | | WJavaScriptExposableObject::~WJavaScriptExposableObject() |
51 | 0 | { |
52 | 0 | delete clientBinding_; |
53 | 0 | } |
54 | | |
55 | | std::string WJavaScriptExposableObject::jsRef() const |
56 | 0 | { |
57 | 0 | if (clientBinding_) return clientBinding_->jsRef_; |
58 | 0 | else return jsValue(); |
59 | 0 | } |
60 | | |
61 | | bool WJavaScriptExposableObject::sameBindingAs(const WJavaScriptExposableObject &rhs) const |
62 | 0 | { |
63 | 0 | if (!clientBinding_ && !rhs.clientBinding_) return true; // No binding |
64 | 0 | else if (clientBinding_ && rhs.clientBinding_) return (*clientBinding_) == (*rhs.clientBinding_); |
65 | 0 | else return false; // One is bound, the other is not |
66 | 0 | } |
67 | | |
68 | | void WJavaScriptExposableObject::assignBinding(const WJavaScriptExposableObject &rhs) |
69 | 0 | { |
70 | 0 | assert(rhs.clientBinding_ != nullptr); |
71 | 0 | if (&rhs != this) { |
72 | 0 | if (clientBinding_) delete clientBinding_; |
73 | 0 | #ifndef WT_TARGET_JAVA |
74 | 0 | clientBinding_ = new WJavaScriptExposableObject::JSInfo(*rhs.clientBinding_); |
75 | | #else |
76 | | clientBinding_ = rhs.clientBinding_; |
77 | | #endif |
78 | 0 | } |
79 | 0 | } |
80 | | |
81 | | void WJavaScriptExposableObject::assignBinding(const WJavaScriptExposableObject &rhs, |
82 | | const std::string &jsRef) |
83 | 0 | { |
84 | 0 | assert(rhs.clientBinding_ != nullptr); |
85 | 0 | if (&rhs != this) { |
86 | 0 | if (clientBinding_) delete clientBinding_; |
87 | 0 | clientBinding_ = new WJavaScriptExposableObject::JSInfo(*rhs.clientBinding_); |
88 | 0 | } |
89 | 0 | clientBinding_->jsRef_ = jsRef; |
90 | 0 | } |
91 | | |
92 | | void WJavaScriptExposableObject::checkModifiable() |
93 | 10 | { |
94 | 10 | if (isJavaScriptBound()) { |
95 | 0 | throw WException("Trying to modify a JavaScript bound object!"); |
96 | 0 | } |
97 | 10 | } |
98 | | |
99 | | WJavaScriptExposableObject::JSInfo::JSInfo(WJavaScriptObjectStorage *context, const std::string &jsRef) |
100 | 0 | : context_(context), jsRef_(jsRef) |
101 | 0 | { } |
102 | | |
103 | | WJavaScriptExposableObject::JSInfo::JSInfo(const WJavaScriptExposableObject::JSInfo &other) |
104 | 0 | : context_(other.context_), jsRef_(other.jsRef_) |
105 | 0 | { } |
106 | | |
107 | | WJavaScriptExposableObject::JSInfo &WJavaScriptExposableObject::JSInfo::operator= (const WJavaScriptExposableObject::JSInfo &rhs) |
108 | 0 | { |
109 | 0 | context_ = rhs.context_; |
110 | 0 | jsRef_ = rhs.jsRef_; |
111 | 0 | return *this; |
112 | 0 | } |
113 | | |
114 | | bool WJavaScriptExposableObject::JSInfo::operator== (const WJavaScriptExposableObject::JSInfo &rhs) const |
115 | 0 | { |
116 | 0 | return context_ == rhs.context_ && jsRef_ == rhs.jsRef_; |
117 | 0 | } |
118 | | |
119 | | } |