energy/cef/types-browser.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
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//
//----------------------------------------
// CEF Browser 实例
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// 直接在 browser 使用 browser host 功能函数
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package cef
import (
"github.com/energye/energy/v2/cef/internal/def"
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"github.com/energye/energy/v2/cef/ipc/target"
"github.com/energye/energy/v2/common"
"github.com/energye/energy/v2/common/imports"
. "github.com/energye/energy/v2/consts"
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"github.com/energye/golcl/lcl"
"github.com/energye/golcl/lcl/api"
"github.com/energye/golcl/lcl/types"
"unsafe"
)
type frameNamesPtr struct {
Name uintptr
Value uintptr
}
type FrameNames struct {
Name string
Value string
}
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// Instance 实例
func (m *ICefBrowser) Instance() uintptr {
if m == nil {
return 0
}
return uintptr(m.instance)
}
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func (m *ICefBrowser) IsValid() bool {
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if m == nil || m.instance == nil {
return false
}
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return m.instance != nil
}
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// BrowserId 获取浏览器ID 每一个窗口唯一ID
func (m *ICefBrowser) BrowserId() int32 {
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if !m.IsValid() {
return 0
}
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return m.Identifier()
}
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// FrameId 获取FrameID 一个窗口中可以有多Frame
func (m *ICefBrowser) FrameId() int64 {
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if !m.IsValid() {
return 0
}
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return m.MainFrame().Identifier()
}
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// Identifier ICefBrowser ID
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func (m *ICefBrowser) Identifier() int32 {
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if !m.IsValid() {
return 0
}
r1, _, _ := imports.Proc(def.CEFBrowser_GetIdentifier).Call(m.Instance())
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return int32(r1)
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}
// HostWindowHandle 获取窗口句柄, Browser窗口句柄
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func (m *ICefBrowser) HostWindowHandle() types.HWND {
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if !m.IsValid() {
return 0
}
r1, _, _ := imports.Proc(def.CEFBrowser_GetHostWindowHandle).Call(m.Instance())
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return r1
}
// CloseBrowser 关闭浏览器,同时关闭窗口
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func (m *ICefBrowser) CloseBrowser(forceClose bool) {
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if !m.IsValid() {
return
}
imports.Proc(def.CEFBrowser_CloseBrowser).Call(m.Instance(), api.PascalBool(forceClose))
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}
// TryCloseBrowser 尝试关闭浏览器,同时尝试关闭窗口
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func (m *ICefBrowser) TryCloseBrowser() bool {
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if !m.IsValid() {
return false
}
r1, _, _ := imports.Proc(def.CEFBrowser_TryCloseBrowser).Call(m.Instance())
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return api.GoBool(r1)
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}
// SetFocus 设置焦点
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func (m *ICefBrowser) SetFocus(focus bool) {
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if !m.IsValid() {
return
}
imports.Proc(def.CEFBrowser_SetFocus).Call(m.Instance(), api.PascalBool(focus))
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}
// GetZoomLevel 获取缩放级别
func (m *ICefBrowser) GetZoomLevel() (result float64) {
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if !m.IsValid() {
return
}
imports.Proc(def.CEFBrowser_GetZoomLevel).Call(m.Instance(), uintptr(unsafe.Pointer(&result)))
return result
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}
// SetZoomLevel 设置缩放级别
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func (m *ICefBrowser) SetZoomLevel(zoomLevel float64) {
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if !m.IsValid() {
return
}
imports.Proc(def.CEFBrowser_SetZoomLevel).Call(m.Instance(), uintptr(unsafe.Pointer(&zoomLevel)))
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}
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// RunFileDialog FileDialog
// 打开文件、文件夹、多选文件、保存
// 在回调函数中获取最终选择结果
// 如果回调函数为 nil 不会弹出窗口
func (m *ICefBrowser) RunFileDialog(mode FileDialogMode, title, defaultFilePath string, acceptFilters lcl.IStrings, callback *ICefRunFileDialogCallback) {
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if !m.IsValid() {
return
}
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var (
acceptFiltersPtr uintptr = 0
)
if acceptFilters != nil {
acceptFiltersPtr = acceptFilters.Instance()
}
imports.Proc(def.CEFBrowser_RunFileDialog).Call(m.Instance(), uintptr(mode), api.PascalStr(title), api.PascalStr(defaultFilePath), acceptFiltersPtr, callback.Instance())
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}
// StartDownload 开始下载
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func (m *ICefBrowser) StartDownload(url string) {
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if !m.IsValid() {
return
}
imports.Proc(def.CEFBrowser_StartDownload).Call(m.Instance(), api.PascalStr(url))
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}
// DownloadImage 开始下载图片
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func (m *ICefBrowser) DownloadImage(imageUrl string, isFavicon bool, maxImageSize int32, bypassCache bool, callback *ICefDownloadImageCallback) {
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if !m.IsValid() {
return
}
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imports.Proc(def.CEFBrowser_DownloadImage).Call(m.Instance(), api.PascalStr(imageUrl), api.PascalBool(isFavicon), uintptr(maxImageSize), api.PascalBool(bypassCache), callback.Instance())
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}
// Print
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func (m *ICefBrowser) Print() {
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if !m.IsValid() {
return
}
imports.Proc(def.CEFBrowser_Print).Call(m.Instance())
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}
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// MainFrame 获取当前窗口的主Frame
func (m *ICefBrowser) MainFrame() *ICefFrame {
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if !m.IsValid() {
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return nil
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}
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if m.mainFrame == nil || m.mainFrame.instance == nil || !m.mainFrame.IsValid() {
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var result uintptr
imports.Proc(def.CEFBrowser_GetMainFrame).Call(m.Instance(), uintptr(unsafe.Pointer(&result)))
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m.mainFrame = &ICefFrame{instance: unsafe.Pointer(result)}
}
return m.mainFrame
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}
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// GetFocusedFrame 获取当前窗口有焦点的Frame
func (m *ICefBrowser) GetFocusedFrame() *ICefFrame {
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if !m.IsValid() {
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return nil
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}
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var result uintptr
imports.Proc(def.CEFBrowser_GetFocusedFrame).Call(m.Instance(), uintptr(unsafe.Pointer(&result)))
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if result != 0 {
return &ICefFrame{instance: unsafe.Pointer(result)}
}
return nil
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}
// GetFrameById 根据FrameId获取Frame对象
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func (m *ICefBrowser) GetFrameById(frameId int64) *ICefFrame {
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if !m.IsValid() {
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return nil
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}
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if m.idFrames == nil {
m.idFrames = make(map[int64]*ICefFrame)
}
if frame, ok := m.idFrames[frameId]; ok {
if frame.instance != nil && frame.IsValid() {
return frame
}
delete(m.idFrames, frameId)
}
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var result uintptr
imports.Proc(def.CEFBrowser_GetFrameById).Call(m.Instance(), uintptr(unsafe.Pointer(&frameId)), uintptr(unsafe.Pointer(&result)))
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if result != 0 {
frame := &ICefFrame{instance: unsafe.Pointer(result)}
m.idFrames[frameId] = frame
return frame
}
return nil
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}
// GetFrameByName 根据FrameName获取Frame对象
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func (m *ICefBrowser) GetFrameByName(frameName string) *ICefFrame {
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if !m.IsValid() {
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return nil
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}
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if m.nameFrames == nil {
m.nameFrames = make(map[string]*ICefFrame)
}
if frame, ok := m.nameFrames[frameName]; ok {
if frame.instance != nil && frame.IsValid() {
return frame
}
delete(m.nameFrames, frameName)
}
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var result uintptr
imports.Proc(def.CEFBrowser_GetFrameByName).Call(m.Instance(), api.PascalStr(frameName), uintptr(unsafe.Pointer(&result)))
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if result != 0 {
frame := &ICefFrame{instance: unsafe.Pointer(result)}
m.nameFrames[frameName] = frame
return frame
}
return nil
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}
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// PrintToPdf
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func (m *ICefBrowser) PrintToPdf(path string, settings *CefPdfPrintSettings, callback *ICefPdfPrintCallback) {
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if !m.IsValid() {
return
}
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var settingsPtr uintptr = 0
var setPtr *cefPdfPrintSettingsPtr
if callback == nil {
callback = PdfPrintCallbackRef.New()
}
if settings == nil {
settings = &CefPdfPrintSettings{}
}
setPtr = settings.ToPtr()
settingsPtr = uintptr(unsafe.Pointer(setPtr))
imports.Proc(def.CEFBrowser_PrintToPdf).Call(m.Instance(), api.PascalStr(path), settingsPtr, callback.Instance())
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}
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// SendDevToolsMessage 发送开发者工具消息
func (m *ICefBrowser) SendDevToolsMessage(message string) {
if !m.IsValid() {
return
}
imports.Proc(def.CEFBrowser_SendDevToolsMessage).Call(m.Instance(), api.PascalStr(message))
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}
// ExecuteDevToolsMethod 执行开发者工具方法
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func (m *ICefBrowser) ExecuteDevToolsMethod(messageId int32, method string, dictionaryValue *ICefDictionaryValue) {
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if !m.IsValid() || dictionaryValue == nil {
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return
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}
imports.Proc(def.CEFBrowser_ExecuteDevToolsMethod).Call(m.Instance(), uintptr(messageId), api.PascalStr(method), dictionaryValue.Instance())
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}
// SendKeyEvent 发送模拟键盘事件
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func (m *ICefBrowser) SendKeyEvent(event *TCefKeyEvent) {
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if !m.IsValid() {
return
}
imports.Proc(def.CEFBrowser_SendKeyEvent).Call(m.Instance(), uintptr(unsafe.Pointer(event)))
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}
// SetAudioMuted
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func (m *ICefBrowser) SetAudioMuted(mute bool) {
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if !m.IsValid() {
return
}
imports.Proc(def.CEFBrowser_SetAudioMuted).Call(m.Instance(), api.PascalBool(mute))
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}
// IsAudioMuted
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func (m *ICefBrowser) IsAudioMuted() bool {
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if !m.IsValid() {
return false
}
r1, _, _ := imports.Proc(def.CEFBrowser_IsAudioMuted).Call(m.Instance())
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return api.GoBool(r1)
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}
// SetAutoResizeEnabled 设置启用自动调整大小
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func (m *ICefBrowser) SetAutoResizeEnabled(enabled bool, minSize, maxSize *TCefSize) {
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if !m.IsValid() {
return
}
imports.Proc(def.CEFBrowser_SetAutoResizeEnabled).Call(m.Instance(), api.PascalBool(enabled), uintptr(unsafe.Pointer(minSize)), uintptr(unsafe.Pointer(maxSize)))
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}
// SetAccessibilityState 设置可访问性状态
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func (m *ICefBrowser) SetAccessibilityState(accessibilityState TCefState) {
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if !m.IsValid() {
return
}
imports.Proc(def.CEFBrowser_SetAccessibilityState).Call(m.Instance(), uintptr(accessibilityState))
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}
// NotifyMoveOrResizeStarted 通用移动或大小开始
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func (m *ICefBrowser) NotifyMoveOrResizeStarted() {
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if !m.IsValid() {
return
}
imports.Proc(def.CEFBrowser_NotifyMoveOrResizeStarted).Call(m.Instance())
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}
// NotifyScreenInfoChanged 通知屏幕改变
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func (m *ICefBrowser) NotifyScreenInfoChanged() {
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if !m.IsValid() {
return
}
imports.Proc(def.CEFBrowser_NotifyScreenInfoChanged).Call(m.Instance())
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}
// SendCaptureLostEvent 发送失去标题事件
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func (m *ICefBrowser) SendCaptureLostEvent() {
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if !m.IsValid() {
return
}
imports.Proc(def.CEFBrowser_SendCaptureLostEvent).Call(m.Instance())
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}
// SendTouchEvent 发送触摸事件
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func (m *ICefBrowser) SendTouchEvent(event *TCefTouchEvent) {
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if !m.IsValid() {
return
}
imports.Proc(def.CEFBrowser_SendTouchEvent).Call(m.Instance(), uintptr(unsafe.Pointer(event)))
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}
// SendMouseWheelEvent 发送鼠标滚轮事件
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func (m *ICefBrowser) SendMouseWheelEvent(event *TCefMouseEvent, deltaX, deltaY int32) {
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if !m.IsValid() {
return
}
imports.Proc(def.CEFBrowser_SendMouseWheelEvent).Call(m.Instance(), uintptr(unsafe.Pointer(event)), uintptr(deltaX), uintptr(deltaY))
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}
// SendMouseMoveEvent 发送鼠标移动事件
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func (m *ICefBrowser) SendMouseMoveEvent(event *TCefMouseEvent, mouseLeave bool) {
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if !m.IsValid() {
return
}
imports.Proc(def.CEFBrowser_SendMouseMoveEvent).Call(m.Instance(), uintptr(unsafe.Pointer(event)), api.PascalBool(mouseLeave))
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}
// SendMouseClickEvent 发送鼠标点击事件
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func (m *ICefBrowser) SendMouseClickEvent(event *TCefMouseEvent, type_ TCefMouseButtonType, mouseUp bool, clickCount int32) {
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if !m.IsValid() {
return
}
imports.Proc(def.CEFBrowser_SendMouseClickEvent).Call(m.Instance(), uintptr(unsafe.Pointer(event)), uintptr(type_), api.PascalBool(mouseUp), uintptr(clickCount))
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}
// ViewSource 显示网页源码
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func (m *ICefBrowser) ViewSource() {
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if !m.IsValid() {
return
}
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m.createBrowserViewSource()
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}
// ShowDevTools 显示开发者工具
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func (m *ICefBrowser) ShowDevTools() {
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if !m.IsValid() {
return
}
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if browserWinInfo := BrowserWindow.GetWindowInfo(m.Identifier()); browserWinInfo != nil {
m.createBrowserDevTools(browserWinInfo)
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}
}
// CloseDevTools 关闭开发者工具
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func (m *ICefBrowser) CloseDevTools() {
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if !m.IsValid() {
return
}
imports.Proc(def.CEFBrowser_CloseDevTools).Call(m.Instance())
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}
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// HasDevTools
func (m *ICefBrowser) HasView() bool {
if !m.IsValid() {
return false
}
r1, _, _ := imports.Proc(def.CEFBrowser_HasView).Call(m.Instance())
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return api.GoBool(r1)
}
// HasDevTools
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func (m *ICefBrowser) HasDevTools() bool {
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if !m.IsValid() {
return false
}
r1, _, _ := imports.Proc(def.CEFBrowser_HasDevTools).Call(m.Instance())
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return api.GoBool(r1)
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}
// CanGoBack 是否允许后退
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func (m *ICefBrowser) CanGoBack() bool {
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if !m.IsValid() {
return false
}
r1, _, _ := imports.Proc(def.CEFBrowser_CanGoBack).Call(m.Instance())
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return api.GoBool(r1)
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}
// GoBack 历史-后退
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func (m *ICefBrowser) GoBack() {
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if !m.IsValid() {
return
}
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if m.CanGoBack() {
imports.Proc(def.CEFBrowser_GoBack).Call(m.Instance())
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}
}
// CanGoForward 是否允许前进
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func (m *ICefBrowser) CanGoForward() bool {
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if !m.IsValid() {
return false
}
r1, _, _ := imports.Proc(def.CEFBrowser_CanGoForward).Call(m.Instance())
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return api.GoBool(r1)
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}
// GoForward 历史-前进
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func (m *ICefBrowser) GoForward() {
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if !m.IsValid() {
return
}
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if m.CanGoForward() {
imports.Proc(def.CEFBrowser_GoForward).Call(m.Instance())
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}
}
// IsLoading 是否正在加载
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func (m *ICefBrowser) IsLoading() bool {
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if !m.IsValid() {
return false
}
r1, _, _ := imports.Proc(def.CEFBrowser_IsLoading).Call(m.Instance())
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return api.GoBool(r1)
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}
// Reload 重新加载
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func (m *ICefBrowser) Reload() {
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if !m.IsValid() {
return
}
imports.Proc(def.CEFBrowser_Reload).Call(m.Instance())
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}
// ReloadIgnoreCache 重新加载忽略缓存
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func (m *ICefBrowser) ReloadIgnoreCache() {
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if !m.IsValid() {
return
}
imports.Proc(def.CEFBrowser_ReloadIgnoreCache).Call(m.Instance())
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}
// StopLoad 停止加载
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func (m *ICefBrowser) StopLoad() {
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if !m.IsValid() {
return
}
imports.Proc(def.CEFBrowser_StopLoad).Call(m.Instance())
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}
// FrameCount 获取当前窗口Frame数量
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func (m *ICefBrowser) FrameCount() int {
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if !m.IsValid() {
return 0
}
r1, _, _ := imports.Proc(def.CEFBrowser_FrameCount).Call(m.Instance())
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return int(r1)
}
// GetFrameNames 获取当前窗口所有Frame名称
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func (m *ICefBrowser) GetFrameNames() []*FrameNames {
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if !m.IsValid() {
return nil
}
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var result uintptr
var resultSize int32
imports.Proc(def.CEFBrowser_GetFrameNames).Call(m.Instance(), uintptr(unsafe.Pointer(&result)), uintptr(unsafe.Pointer(&resultSize)))
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frameNames := make([]*FrameNames, resultSize, resultSize)
for i := 0; i < int(resultSize); i++ {
fnsPtr := (*frameNamesPtr)(unsafe.Pointer(common.GetParamOf(i, result)))
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frameNames[i] = &FrameNames{
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Name: api.GoStr(fnsPtr.Name),
Value: api.GoStr(fnsPtr.Value),
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}
}
result = 0
resultSize = 0
return frameNames
}
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// Target
// IPC消息接收目标, 当前窗口
// 参数: targetType 可选, 接收类型
func (m *ICefBrowser) Target(targetType ...target.Type) target.ITarget {
if !m.IsValid() {
return nil
}
return target.NewTarget(m.Identifier(), m.MainFrame().Identifier(), targetType...)
}
// Find 检索页面文本
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func (m *ICefBrowser) Find(searchText string, forward, matchCase, findNext bool) {
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if !m.IsValid() {
return
}
imports.Proc(def.CEFBrowser_Find).Call(m.Instance(), api.PascalStr(searchText), api.PascalBool(forward), api.PascalBool(matchCase), api.PascalBool(findNext))
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}
// StopFinding 停止加载
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func (m *ICefBrowser) StopFinding(clearSelection bool) {
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if !m.IsValid() {
return
}
imports.Proc(def.CEFBrowser_StopFinding).Call(m.Instance(), api.PascalBool(clearSelection))
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}
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// GetRequestContext -> ICefBrowserHost -> ICefRequestContext
func (m *ICefBrowser) GetRequestContext() *ICefRequestContext {
if !m.IsValid() {
return nil
}
if m.requestContext != nil && m.requestContext.IsValid() {
return m.requestContext
}
var result uintptr
imports.Proc(def.CEFBrowser_GetRequestContext).Call(m.Instance(), uintptr(unsafe.Pointer(&result)))
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if result != 0 {
m.requestContext = &ICefRequestContext{instance: unsafe.Pointer(result)}
return m.requestContext
}
return nil
}
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func (m *ICefBrowser) Free() {
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if !m.IsValid() {
return
}
if m.idFrames != nil {
for _, frame := range m.idFrames {
frame.Free()
}
m.idFrames = nil
}
if m.nameFrames != nil {
for _, frame := range m.nameFrames {
frame.Free()
}
m.nameFrames = nil
}
if m.requestContext != nil {
m.requestContext.Free()
m.requestContext = nil
}
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if m.instance != nil {
m.base.Free(m.Instance())
m.instance = nil
}
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}
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// BrowserRef -> ICefBrowser
var BrowserRef browser
// browser
type browser uintptr
func (*browser) UnWrap(data *ICefBrowser) *ICefBrowser {
var result uintptr
imports.Proc(def.CEFBrowserRef_UnWrap).Call(data.Instance(), uintptr(unsafe.Pointer(&result)))
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data.instance = unsafe.Pointer(result)
return data
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}