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diff --git a/Source/WebKit/chromium/README b/Source/WebKit/chromium/README new file mode 100644 index 0000000..ecac503 --- /dev/null +++ b/Source/WebKit/chromium/README @@ -0,0 +1,57 @@ +This directory contains the Chromium WebKit API. + + +OVERVIEW + + The Chromium WebKit API provides a stable interface to WebCore without + revealing any of the WebCore or WTF types to the consumer. + + The 'public' directory contains the API headers, and the 'src' directory + contains the API implementation. The API is intended to be used either as a + shared or static library. + + +COMPATIBILITY + + No attempt is made to support runtime compatibility in a shared library + build. Instead, the API is intended to support backwards compatibility at + build time. C++ symbols are allowed in other words. + + +DEFINES + + WEBKIT_IMPLEMENTATION is defined when building the 'src' directory. + Consumers should not define this macro. + + WEBKIT_DLL is defined when building as a shared library. This should be + defined when building the 'src' directory, and it should also be defined by + the consumer to ensure proper linkage to the shared library. + + WEBKIT_API is defined for platforms (e.g., Windows) that require additional + annotations on functions and methods, which should be exported from WebKit + when it is built as a DLL. In general, this includes all public methods + unless the methods are defined inline, marked pure virtual, or contained + within a WEBKIT_IMPLEMENTATION section. Also, any private method called by a + public inline-defined method should be annotated with WEBKIT_API. WEBKIT_API + is not used to export whole classes. + + WEBKIT_USING_SKIA is defined when using Skia as the graphics library. + + WEBKIT_USING_CG is defined when using CG as the graphics library. + + WEBKIT_USING_V8 is defined when using V8 as the JavaScript library. + + WEBKIT_USING_JSC is defined when using JSC as the JavaScript library. + + +BASIC TYPES + + Use of STL is prohibited except in cases where it would be allowed in + WebCore. This includes non-allocating uses: algorithms, numeric limits, etc. + WTF container classes should be used in the implementation of this API. + + The API includes some usage of WebCore types when WEBKIT_IMPLEMENTATION is + defined. This is only done for the convenience to the implementation, and + should not be considered part of the Chromium WebKit API. Similarly, STL + types are assumed when WEBKIT_IMPLEMENTATION is not defined, which is done + for the convenience of the consumer. |
