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types_response_filter.go
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/
types_response_filter.go
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//----------------------------------------
//
// Copyright © yanghy. All Rights Reserved.
//
// Licensed under Apache License Version 2.0, January 2004
//
// https://www.apache.org/licenses/LICENSE-2.0
//
//----------------------------------------
package cef
import (
"github.com/energye/energy/v2/cef/internal/def"
"github.com/energye/energy/v2/common/imports"
"github.com/energye/energy/v2/consts"
"github.com/energye/golcl/lcl"
"github.com/energye/golcl/lcl/api"
"unsafe"
)
// ************************** creates ************************** //
// ResponseFilterRef -> ICefResourceHandler
var ResponseFilterRef responseFilter
type responseFilter uintptr
func (*responseFilter) New() *ICefResponseFilter {
var result uintptr
imports.Proc(def.CefResponseFilterRef_Create).Call(uintptr(unsafe.Pointer(&result)))
if result != 0 {
return &ICefResponseFilter{instance: unsafe.Pointer(result)}
}
return nil
}
// UnWrap 指针包裹引用
func (*responseFilter) UnWrap(data *ICefResponseFilter) *ICefResponseFilter {
var result uintptr
imports.Proc(def.CefResponseFilter_UnWrap).Call(data.Instance(), uintptr(unsafe.Pointer(&result)))
if result == 0 {
return nil
}
data.base.Free(data.Instance())
data.instance = getInstance(result)
return data
}
// ************************** impl ************************** //
// Instance 实例
func (m *ICefResponseFilter) Instance() uintptr {
if m == nil {
return 0
}
return uintptr(m.instance)
}
func (m *ICefResponseFilter) Free() {
if m.instance != nil {
m.base.Free(m.Instance())
m.instance = nil
}
}
func (m *ICefResponseFilter) IsValid() bool {
if m == nil || m.instance == nil {
return false
}
return m.instance != nil
}
func (m *ICefResponseFilter) InitFilter(fn responseFilterInitFilter) {
if !m.IsValid() {
return
}
imports.Proc(def.CefResponseFilter_InitFilter).Call(m.Instance(), api.MakeEventDataPtr(fn))
}
func (m *ICefResponseFilter) Filter(fn responseFilterFilter) {
if !m.IsValid() {
return
}
imports.Proc(def.CefResponseFilter_Filter).Call(m.Instance(), api.MakeEventDataPtr(fn))
}
// ************************** events ************************** //
type responseFilterInitFilter func() bool //InitFilter
type responseFilterFilter func(dataIn uintptr, dataInSize uint32, dataInRead *uint32, dataOut uintptr, dataOutSize uint32, dataOutWritten *uint32) (status consts.TCefResponseFilterStatus) //Filter
func init() {
lcl.RegisterExtEventCallback(func(fn interface{}, getVal func(idx int) uintptr) bool {
getPtr := func(i int) unsafe.Pointer {
return unsafe.Pointer(getVal(i))
}
switch fn.(type) {
case responseFilterInitFilter:
resultPtr := (*bool)(getPtr(0))
*resultPtr = fn.(responseFilterInitFilter)()
case responseFilterFilter:
dataIn := getVal(0)
dataInSize := uint32(getVal(1))
dataInRead := (*uint32)(getPtr(2))
dataOut := getVal(3)
dataOutSize := uint32(getVal(4))
dataOutWritten := (*uint32)(getPtr(5))
statusPtr := (*int32)(getPtr(6))
status := fn.(responseFilterFilter)(dataIn, dataInSize, dataInRead, dataOut, dataOutSize, dataOutWritten)
*statusPtr = int32(status)
default:
return false
}
return true
})
}