我已经编写了保存功能,第一次保存文件时它完全按照预期工作。然而,如果我尝试通过再次保存来覆盖该文件,则文件会成功保存,但窗口会重新加载并清除所有已输入的数据。我可以加载保存的文件并继续编辑,但这将很快变得令人烦恼。我无法找到任何有关如何解决此问题的信息。任何帮助都将不胜感激。
function saveData(){
let data = {}
data.item1 = getItem1()
data.item2 = getItem2()
data.item3 = getItem3()
// convert data object to a string
let dataString = JSON.stringify(data, null, 4)
// open save dialog and chooses path
let savePath = dialog.showSaveDialog({filters: [{name: 'Save File', extensions: ['json']},]})
// save file to disk
if (savePath != undefined){
fs.writeFile(savePath, dataString, function(err) {
// file saved or err
})
}
}
这里是菜单模板的入口:
{ label: 'File',
submenu: [
{ label: 'New', click: SendEvent('file-new')},
{ label: 'Open', click: SendEvent('file-open')},
{ label: 'Save', accelerator: 'CmdOrCtrl+S', click: function(){
saveData();
}
},
{ label: 'Save As',
accelerator: 'CmdOrCtrl+Shift+S',
click: SendEvent('file-save-as')},
{ label: 'Close', click: SendEvent('file-close')},
{ type: 'separator'},
{ label: 'Quit', accelerator: 'CmdOrCtrl+Q', click: function() {app.quit();}},
{ type: 'separator' },
{ label: 'Print', accelerator: 'CmdOrCtrl+P', click(){win.webContents.print({silent: false, printBackground: false})} }
]
},
而getItem1函数:
function getItem1(){
const item1 = document.getElementById('itemID').src
return item1
}
<form>
吗? - user5734311