energy/cef/chromium_callback.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
//
//----------------------------------------
// chromium event 默认事件实现
package cef
import (
"github.com/energye/energy/v2/cef/i18n"
"github.com/energye/energy/v2/cef/internal/window"
"github.com/energye/energy/v2/common"
"github.com/energye/energy/v2/consts"
"github.com/energye/energy/v2/logger"
"github.com/energye/golcl/lcl"
"github.com/energye/golcl/lcl/rtl"
"github.com/energye/golcl/lcl/types"
"github.com/energye/golcl/lcl/types/messages"
)
// chromiumOnAfterCreate 事件处理函数返回true将不继续执行
func chromiumOnAfterCreate(window IBrowserWindow, browser *ICefBrowser) bool {
if common.IsWindows() {
rtl.SendMessage(browser.HostWindowHandle(), messages.WM_SETICON, 1, lcl.Application.Icon().Handle())
}
// 浏览器创建完之后
if browser.Identifier() == BrowserWindow.MainWindow().Id() {
// 主窗口
if BrowserWindow.MainWindow().IsLCL() {
//更新windowParent位置和大小
wp := BrowserWindow.MainWindow().AsLCLBrowserWindow().WindowParent()
if wp.Align() != types.AlClient {
rect := wp.BoundsRect()
rect.Left, rect.Top = wp.point()
rect.SetSize(wp.size())
wp.SetBoundsRect(rect)
}
wp.UpdateSize()
}
}
localLoadRes.loadDefaultURL(window, browser)
return false
}
// chromiumOnBeforeBrowser
func chromiumOnBeforeBrowser(browserWindow IBrowserWindow, browser *ICefBrowser, frame *ICefFrame, request *ICefRequest) {
if window.CurrentBrowseWindowCache != nil {
bw := window.CurrentBrowseWindowCache.(IBrowserWindow)
if bw.Id() != browser.Identifier() {
return
}
window.CurrentBrowseWindowCache = nil
// 辅助工具不具有浏览器窗口特性
if bw.WindowType() == consts.WT_DEV_TOOLS || bw.WindowType() == consts.WT_VIEW_SOURCE ||
bw.WindowProperty().WindowType == consts.WT_DEV_TOOLS || bw.WindowProperty().WindowType == consts.WT_VIEW_SOURCE {
return
}
BrowserWindow.putWindowInfo(browser.BrowserId(), bw)
// 只LCL窗口使用自定义的窗口拖拽
if bw.IsLCL() {
dragExtensionJS(frame, bw.WindowProperty().EnableWebkitAppRegion) // drag extension
}
}
// 当前应用是LCL窗口预先创建下一个window
if !application.IsMessageLoop() {
QueueAsyncCall(func(id int) {
// lcl
BrowserWindow.createNextLCLPopupWindow()
})
}
// 方式二 本地资源加载处理器
localLoadRes.getSchemeHandlerFactory(browserWindow, browser)
}
// chromiumOnBeforeClose - chromium 关闭之前
func chromiumOnBeforeClose(browser *ICefBrowser) {
BrowserWindow.removeWindowInfo(browser.Identifier())
}
var (
refreshId, forcedRefreshId consts.MenuId
devToolsId, viewSourceId, closeBrowserId consts.MenuId
backId, forwardId, printId consts.MenuId
undoId, redoId, cutId, copyId, pasteId, delId, selectAllId consts.MenuId
imageUrlId, copyImageId, imageSaveId, aUrlId consts.MenuId
)
// chromiumOnBeforeContextMenu 右键菜单 - 默认实现
func chromiumOnBeforeContextMenu(window IBrowserWindow, browser *ICefBrowser, frame *ICefFrame, params *ICefContextMenuParams, model *ICefMenuModel) {
if !window.Chromium().Config().EnableMenu() {
model.Clear()
return
}
//开发者工具和显示源代码不展示自定义默认菜单
if window.WindowType() == consts.WT_DEV_TOOLS || window.WindowType() == consts.WT_VIEW_SOURCE {
return
}
undoVisible, undoEnabled := model.IsVisible(consts.MENU_ID_UNDO), model.IsEnabled(consts.MENU_ID_UNDO)
redoVisible, redoEnabled := model.IsVisible(consts.MENU_ID_REDO), model.IsEnabled(consts.MENU_ID_REDO)
cutVisible, cutEnabled := model.IsVisible(consts.MENU_ID_CUT), model.IsEnabled(consts.MENU_ID_CUT)
copyVisible, copyEnabled := model.IsVisible(consts.MENU_ID_COPY), model.IsEnabled(consts.MENU_ID_COPY)
pasteVisible, pasteEnabled := model.IsVisible(consts.MENU_ID_PASTE), model.IsEnabled(consts.MENU_ID_PASTE)
selectAllVisible, selectAllEnabled := model.IsVisible(consts.MENU_ID_SELECT_ALL), model.IsEnabled(consts.MENU_ID_SELECT_ALL)
model.Clear()
if undoVisible {
undoId = consts.MENU_ID_UNDO //model.CefMis.NextCommandId()
model.AddMenuItem(&MenuItem{
CommandId: undoId,
Text: i18n.Resource("undo"),
Accelerator: "ctrl+z",
Callback: func(browser *ICefBrowser, commandId consts.MenuId, params *ICefContextMenuParams, menuType consts.TCefContextMenuType, eventFlags uint32, result *bool) {
browser.GetFocusedFrame().Undo()
},
})
model.SetEnabled(undoId, undoEnabled)
}
if redoVisible {
redoId = consts.MENU_ID_REDO //model.CefMis.NextCommandId()
model.AddMenuItem(&MenuItem{
CommandId: redoId,
Text: i18n.Resource("redo"),
Accelerator: "ctrl+shift+z",
Callback: func(browser *ICefBrowser, commandId consts.MenuId, params *ICefContextMenuParams, menuType consts.TCefContextMenuType, eventFlags uint32, result *bool) {
browser.GetFocusedFrame().Redo()
},
})
model.SetEnabled(redoId, redoEnabled)
}
if undoVisible && redoVisible {
model.AddSeparator()
}
if cutVisible {
cutId = consts.MENU_ID_CUT //model.CefMis.NextCommandId()
model.AddMenuItem(&MenuItem{
CommandId: cutId,
Text: i18n.Resource("cut"),
Accelerator: "ctrl+x",
Callback: func(browser *ICefBrowser, commandId consts.MenuId, params *ICefContextMenuParams, menuType consts.TCefContextMenuType, eventFlags uint32, result *bool) {
browser.GetFocusedFrame().Cut()
},
})
model.SetEnabled(cutId, cutEnabled)
}
if copyVisible {
copyId = consts.MENU_ID_COPY //model.CefMis.NextCommandId()
model.AddMenuItem(&MenuItem{
CommandId: copyId,
Text: i18n.Resource("copy"),
Accelerator: "ctrl+c",
Callback: func(browser *ICefBrowser, commandId consts.MenuId, params *ICefContextMenuParams, menuType consts.TCefContextMenuType, eventFlags uint32, result *bool) {
browser.GetFocusedFrame().Copy()
},
})
model.SetEnabled(copyId, copyEnabled)
}
if pasteVisible {
pasteId = consts.MENU_ID_PASTE //model.CefMis.NextCommandId()
model.AddMenuItem(&MenuItem{
CommandId: pasteId,
Text: i18n.Resource("paste"),
Accelerator: "ctrl+v",
Callback: func(browser *ICefBrowser, commandId consts.MenuId, params *ICefContextMenuParams, menuType consts.TCefContextMenuType, eventFlags uint32, result *bool) {
browser.GetFocusedFrame().Paste()
},
})
model.SetEnabled(pasteId, pasteEnabled)
}
if selectAllVisible {
selectAllId = consts.MENU_ID_SELECT_ALL //model.CefMis.NextCommandId()
model.AddMenuItem(&MenuItem{
CommandId: selectAllId,
Text: i18n.Resource("selectAll"),
Accelerator: "ctrl+a",
Callback: func(browser *ICefBrowser, commandId consts.MenuId, params *ICefContextMenuParams, menuType consts.TCefContextMenuType, eventFlags uint32, result *bool) {
browser.GetFocusedFrame().SelectAll()
},
})
model.SetEnabled(pasteId, selectAllEnabled)
}
if cutVisible && copyVisible && pasteVisible && selectAllVisible {
model.AddSeparator()
}
//A标签和图片 链接
if params.TypeFlags() == 5 && params.MediaType() == consts.CM_MEDIATYPE_NONE { //a=5
aUrlId = model.CefMis.NextCommandId()
model.AddItem(aUrlId, i18n.Resource("copyLink"))
}
if params.TypeFlags() == 9 && params.MediaType() == consts.CM_MEDIATYPE_IMAGE { // image=9
//copyImageId = model.CefMis.NextCommandId()
//model.AddItem(copyImageId, "复制图片")
imageUrlId = model.CefMis.NextCommandId()
model.AddItem(imageUrlId, i18n.Resource("copyImageLink"))
imageSaveId = model.CefMis.NextCommandId()
model.AddItem(imageSaveId, i18n.Resource("imageSaveAs"))
}
if (params.TypeFlags() == 5 && params.MediaType() == consts.CM_MEDIATYPE_NONE) || params.TypeFlags() == 9 && params.MediaType() == consts.CM_MEDIATYPE_IMAGE {
model.AddSeparator()
}
backId = model.CefMis.NextCommandId()
model.AddMenuItem(&MenuItem{
CommandId: backId,
Text: i18n.Resource("back"),
Accelerator: "alt+" + string(rune(37)),
Callback: func(browser *ICefBrowser, commandId consts.MenuId, params *ICefContextMenuParams, menuType consts.TCefContextMenuType, eventFlags uint32, result *bool) {
if browser.CanGoBack() {
browser.GoBack()
}
},
})
forwardId = model.CefMis.NextCommandId()
model.AddMenuItem(&MenuItem{
CommandId: forwardId,
Text: i18n.Resource("forward"),
Accelerator: "alt+" + string(rune(39)),
Callback: func(browser *ICefBrowser, commandId consts.MenuId, params *ICefContextMenuParams, menuType consts.TCefContextMenuType, eventFlags uint32, result *bool) {
if browser.CanGoForward() {
browser.GoForward()
}
},
})
model.AddSeparator()
printId = model.CefMis.NextCommandId()
model.AddMenuItem(&MenuItem{
CommandId: printId,
Text: i18n.Resource("print"),
Accelerator: "ctrl+p",
Callback: func(browser *ICefBrowser, commandId consts.MenuId, params *ICefContextMenuParams, menuType consts.TCefContextMenuType, eventFlags uint32, result *bool) {
browser.Print()
},
})
model.AddSeparator()
closeBrowserId = model.CefMis.NextCommandId()
model.AddItem(closeBrowserId, i18n.Resource("closeBrowser"))
model.AddSeparator()
refreshId = model.CefMis.NextCommandId()
model.AddMenuItem(&MenuItem{
CommandId: refreshId,
Text: i18n.Resource("refresh"),
Accelerator: "ctrl+r",
Callback: func(browser *ICefBrowser, commandId consts.MenuId, params *ICefContextMenuParams, menuType consts.TCefContextMenuType, eventFlags uint32, result *bool) {
browser.Reload()
},
})
forcedRefreshId = model.CefMis.NextCommandId()
model.AddMenuItem(&MenuItem{
CommandId: forcedRefreshId,
Text: i18n.Resource("forcedRefresh"),
Accelerator: "shift+ctrl+r",
Callback: func(browser *ICefBrowser, commandId consts.MenuId, params *ICefContextMenuParams, menuType consts.TCefContextMenuType, eventFlags uint32, result *bool) {
browser.ReloadIgnoreCache()
},
})
model.AddSeparator()
if window.Chromium().Config().EnableViewSource() {
viewSourceId = model.CefMis.NextCommandId()
model.AddMenuItem(&MenuItem{
CommandId: viewSourceId,
Text: i18n.Resource("viewPageSource"),
Accelerator: "ctrl+u",
Callback: func(browser *ICefBrowser, commandId consts.MenuId, params *ICefContextMenuParams, menuType consts.TCefContextMenuType, eventFlags uint32, result *bool) {
browser.ViewSource()
},
})
}
if window.Chromium().Config().EnableDevTools() {
devToolsId = model.CefMis.NextCommandId()
model.AddItem(devToolsId, i18n.Resource("devTools"))
}
if browser.CanGoBack() {
model.SetEnabled(backId, true)
} else {
model.SetEnabled(backId, false)
}
if browser.CanGoForward() {
model.SetEnabled(forwardId, true)
} else {
model.SetEnabled(forwardId, false)
}
}
// chromiumOnContextMenuCommand 右键菜单 - 默认实现
func chromiumOnContextMenuCommand(window IBrowserWindow, browser *ICefBrowser, frame *ICefFrame, params *ICefContextMenuParams, commandId consts.MenuId, eventFlags uint32) bool {
browserId := browser.Identifier()
defer func() {
if err := recover(); err != nil {
logger.Error("OnContextMenuCommand Error:", err, "browserId:", browserId)
}
}()
if commandId == backId {
browser.GoBack()
} else if commandId == forwardId {
browser.GoForward()
} else if commandId == printId {
browser.Print()
} else if commandId == closeBrowserId {
window.CloseBrowserWindow()
} else if commandId == refreshId {
browser.Reload()
} else if commandId == forcedRefreshId {
browser.ReloadIgnoreCache()
} else if commandId == viewSourceId {
if window.Chromium().Config().EnableViewSource() {
browser.ViewSource()
}
} else if commandId == devToolsId {
if window.Chromium().Config().EnableDevTools() {
browser.ShowDevTools()
}
} else if commandId == aUrlId {
lcl.Clipboard.SetAsText(params.LinkUrl())
} else if commandId == copyImageId {
frame.Copy()
} else if commandId == imageUrlId {
lcl.Clipboard.SetAsText(params.SourceUrl())
} else if commandId == imageSaveId {
browser.StartDownload(params.SourceUrl())
}
return true
}
// chromiumOnBeforePopup 弹出窗口
func chromiumOnBeforePopup(sender lcl.IObject, browser *ICefBrowser, frame *ICefFrame, beforePopupInfo *BeforePopupInfo, client *ICefClient, settings *TCefBrowserSettings, extraInfo *ICefDictionaryValue, noJavascriptAccess *bool, result *bool) {
}