electron/lib/renderer/inspector.ts
2019-07-17 10:23:52 -07:00

60 lines
2.1 KiB
TypeScript

import { invoke, invokeSync } from '@electron/internal/renderer/ipc-renderer-internal-utils'
window.onload = function () {
// Use menu API to show context menu.
window.InspectorFrontendHost!.showContextMenuAtPoint = createMenu
// correct for Chromium returning undefined for filesystem
window.Persistence!.FileSystemWorkspaceBinding.completeURL = completeURL
// Use dialog API to override file chooser dialog.
window.UI!.createFileSelectorElement = createFileSelectorElement
}
// Extra / is needed as a result of MacOS requiring absolute paths
function completeURL (project: string, path: string) {
project = 'file:///'
return `${project}${path}`
}
// The DOM implementation expects (message?: string) => boolean
(window.confirm as any) = function (message: string, title: string) {
return invokeSync('ELECTRON_INSPECTOR_CONFIRM', message, title) as boolean
}
const useEditMenuItems = function (x: number, y: number, items: ContextMenuItem[]) {
return items.length === 0 && document.elementsFromPoint(x, y).some(function (element) {
return element.nodeName === 'INPUT' ||
element.nodeName === 'TEXTAREA' ||
(element as HTMLElement).isContentEditable
})
}
const createMenu = function (x: number, y: number, items: ContextMenuItem[]) {
const isEditMenu = useEditMenuItems(x, y, items)
invoke<number>('ELECTRON_INSPECTOR_CONTEXT_MENU', items, isEditMenu).then(id => {
if (typeof id === 'number') {
window.DevToolsAPI!.contextMenuItemSelected(id)
}
window.DevToolsAPI!.contextMenuCleared()
})
}
const showFileChooserDialog = function (callback: (blob: File) => void) {
invoke<[ string, any ]>('ELECTRON_INSPECTOR_SELECT_FILE').then(([path, data]) => {
if (path && data) {
callback(dataToHtml5FileObject(path, data))
}
})
}
const dataToHtml5FileObject = function (path: string, data: any) {
return new File([data], path)
}
const createFileSelectorElement = function (this: any, callback: () => void) {
const fileSelectorElement = document.createElement('span')
fileSelectorElement.style.display = 'none'
fileSelectorElement.click = showFileChooserDialog.bind(this, callback)
return fileSelectorElement
}