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Enable converting V8 value to gfx::Rect.

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This commit is contained in:
Cheng Zhao 2013-11-22 14:22:28 +08:00
parent 8d6764e0a0
commit a0548530e7
1 changed files with 23 additions and 5 deletions
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28
common/v8_conversions.h
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@ -11,6 +11,7 @@
#include "base/files/file_path.h"
#include "base/string16.h"
#include "browser/api/atom_api_window.h"
#include "ui/gfx/rect.h"
#include "v8/include/v8.h"
// Convert V8 value to arbitrary supported types.
@ -38,6 +39,20 @@ struct FromV8Value {
return base::FilePath::FromUTF8Unsafe(FromV8Value(value_));
}
operator gfx::Rect() {
v8::Handle<v8::Object> rect = value_->ToObject();
v8::Handle<v8::Value> x = rect->Get(v8::String::New("x"));
v8::Handle<v8::Value> y = rect->Get(v8::String::New("y"));
v8::Handle<v8::Value> width = rect->Get(v8::String::New("width"));
v8::Handle<v8::Value> height = rect->Get(v8::String::New("height"));
if (!x->IsNumber() || !y->IsNumber() ||
!width->IsNumber() || !height->IsNumber())
return gfx::Rect();
else
return gfx::Rect(x->IntegerValue(), y->IntegerValue(),
width->IntegerValue(), height->IntegerValue());
}
operator std::vector<std::string>() {
std::vector<std::string> array;
v8::Handle<v8::Array> v8_array = v8::Handle<v8::Array>::Cast(value_);
@ -58,11 +73,9 @@ struct FromV8Value {
}
operator v8::Persistent<v8::Function>() {
return value_->IsFunction() ?
v8::Persistent<v8::Function>::New(
node::node_isolate,
v8::Handle<v8::Function>::Cast(value_)) :
v8::Persistent<v8::Function>();
return v8::Persistent<v8::Function>::New(
node::node_isolate,
v8::Handle<v8::Function>::Cast(value_));
}
v8::Handle<v8::Value> value_;
@ -137,6 +150,11 @@ bool V8ValueCanBeConvertedTo<base::FilePath>(v8::Handle<v8::Value> value) {
return V8ValueCanBeConvertedTo<std::string>(value);
}
template<> inline
bool V8ValueCanBeConvertedTo<gfx::Rect>(v8::Handle<v8::Value> value) {
return value->IsObject();
}
template<> inline
bool V8ValueCanBeConvertedTo<std::vector<std::string>>(
v8::Handle<v8::Value> value) {