mirror of
https://gitee.com/energye/energy.git
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113 lines
2.7 KiB
Go
113 lines
2.7 KiB
Go
//----------------------------------------
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//
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// Copyright © yanghy. All Rights Reserved.
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//
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// Licensed under Apache License Version 2.0, January 2004
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//
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// https://www.apache.org/licenses/LICENSE-2.0
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//
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//----------------------------------------
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package cef
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import (
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"github.com/energye/energy/v2/cef/internal/def"
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"github.com/energye/energy/v2/common/imports"
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"github.com/energye/energy/v2/consts"
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"github.com/energye/golcl/lcl"
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"github.com/energye/golcl/lcl/api"
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"unsafe"
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)
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// ************************** creates ************************** //
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// FocusHandlerRef -> ICefFocusHandler
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var FocusHandlerRef focusHandler
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type focusHandler uintptr
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func (*focusHandler) New() *ICefFocusHandler {
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var result uintptr
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imports.Proc(def.CefFocusHandlerRef_Create).Call(uintptr(unsafe.Pointer(&result)))
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if result != 0 {
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return &ICefFocusHandler{instance: unsafe.Pointer(result)}
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}
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return nil
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}
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// ************************** impl ************************** //
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// Instance 实例
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func (m *ICefFocusHandler) Instance() uintptr {
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if m == nil {
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return 0
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}
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return uintptr(m.instance)
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}
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func (m *ICefFocusHandler) Free() {
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if m.instance != nil {
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m.base.Free(m.Instance())
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m.instance = nil
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}
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}
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func (m *ICefFocusHandler) IsValid() bool {
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if m == nil || m.instance == nil {
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return false
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}
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return m.instance != nil
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}
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func (m *ICefFocusHandler) SetOnTakeFocus(fn onTakeFocus) {
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if !m.IsValid() {
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return
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}
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imports.Proc(def.CefFocusHandler_OnTakeFocus).Call(m.Instance(), api.MakeEventDataPtr(fn))
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}
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func (m *ICefFocusHandler) SetOnSetFocus(fn onSetFocus) {
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if !m.IsValid() {
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return
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}
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imports.Proc(def.CefFocusHandler_OnSetFocus).Call(m.Instance(), api.MakeEventDataPtr(fn))
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}
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func (m *ICefFocusHandler) SetOnGotFocus(fn onGotFocus) {
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if !m.IsValid() {
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return
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}
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imports.Proc(def.CefFocusHandler_OnGotFocus).Call(m.Instance(), api.MakeEventDataPtr(fn))
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}
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// ************************** events ************************** //
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type onTakeFocus func(browser *ICefBrowser, next bool)
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type onSetFocus func(browser *ICefBrowser, source consts.TCefFocusSource) bool
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type onGotFocus func(browser *ICefBrowser)
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func init() {
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lcl.RegisterExtEventCallback(func(fn interface{}, getVal func(idx int) uintptr) bool {
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getPtr := func(i int) unsafe.Pointer {
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return unsafe.Pointer(getVal(i))
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}
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switch fn.(type) {
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case onTakeFocus:
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browse := &ICefBrowser{instance: getPtr(0)}
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next := api.GoBool(getVal(1))
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fn.(onTakeFocus)(browse, next)
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case onSetFocus:
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browse := &ICefBrowser{instance: getPtr(0)}
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source := consts.TCefFocusSource(getVal(1))
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result := (*bool)(getPtr(2))
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*result = fn.(onSetFocus)(browse, source)
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case onGotFocus:
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browse := &ICefBrowser{instance: getPtr(0)}
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fn.(onGotFocus)(browse)
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default:
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return false
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}
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return true
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})
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}
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