我想添加一个 StandaloneSearchBox,但我无法添加它,这是我收到的问题,这是我正在使用的代码。
我按照文档示例中所示进行了操作,但无法使其正常工作,并且找不到工作示例。
我在 codesanbox 上发布的示例与我正在使用的代码相同。
链接:代码沙盒
代码:
import React, { useState, useRef, useCallback } from "react";
import {
LoadScript,
GoogleMap,
DrawingManager,
Polygon,
Marker,
OverlayView,
StandaloneSearchBox
} from "@react-google-maps/api";
import Switch from "@material-ui/core/Switch";
import Paper from "@material-ui/core/Paper";
import MenuItem from "@material-ui/core/MenuItem";
import MenuList from "@material-ui/core/MenuList";
import "./styles.css";
const libraries = ["drawing"];
const options = {
drawingControl: true,
drawingControlOptions: {
drawingModes: ["polygon"]
},
polygonOptions: {
fillColor: `#2196F3`,
strokeColor: `#2196F3`,
fillOpacity: 0.5,
strokeWeight: 2,
clickable: true,
editable: true,
draggable: true,
zIndex: …Run Code Online (Sandbox Code Playgroud) 我有一个像下面这样的减少功能:
let el = scopes.reduce ((tot, {actions}) => tot + actions.length, 0);
Run Code Online (Sandbox Code Playgroud)
我试图这样改造它,但似乎它不是正确的方法:
let el = scopes.reduce ((tot, {actions.length: len}) => tot + len, 0);
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有没有办法做到这一点,或者这是不可能的。
如何从 NSPopover 中删除箭头?
你能帮我个忙吗?
应用程序委托:
import Cocoa
import SwiftUI
@main
class AppDelegate: NSObject, NSApplicationDelegate {
var popover = NSPopover.init()
var statusBar: StatusBarController?
@Environment(\.colorScheme) var colorScheme
@ObservedObject var userPreferences = UserPreferences.instance
func applicationDidFinishLaunching(_ aNotification: Notification) {
let contentView = ContentView()
popover.contentSize = NSSize(width: 560, height: 360)
popover.contentViewController = NSHostingController(rootView: contentView)
statusBar = StatusBarController.init(popover)
DistributedNotificationCenter.default.addObserver(self, selector: #selector(interfaceModeChanged(sender:)), name: NSNotification.Name(rawValue: "AppleInterfaceThemeChangedNotification"), object: nil)
}
func applicationWillTerminate(_ aNotification: Notification) {
// Insert code here to tear down your application
}
@objc func interfaceModeChanged(sender: NSNotification) …Run Code Online (Sandbox Code Playgroud) 我尝试在本机反应中创建一个新项目:
\n npx react-native@latest init myApp\nRun Code Online (Sandbox Code Playgroud)\n\n> gem which cocoapods\n\n/Users/nameUser/.rbenv/versions/3.2.2/lib/ruby/gems/3.2.0/gems/cocoapods-1.13.0/lib/cocoapods.rb\nRun Code Online (Sandbox Code Playgroud)\n创建项目时我得到这个:
\nInstalling CocoaPods dependencies (this may take a few minutes)\nerror bundler: failed to load command: pod (/Users/nameUser/Desktop/proj/myApp/vendor/bundle/ruby/3.2.0/bin/pod)\n/Users/nameUser/Desktop/proj/myApp/vendor/bundle/ruby/3.2.0/gems/activesupport-7.1.0/lib/active_support/core_ext/array/conversions.rb:108:in `<class:Array>\': undefined method `deprecator\' for ActiveSupport:Module (NoMethodError)\n\n deprecate to_default_s: :to_s, deprecator: ActiveSupport.deprecator\n ^^^^^^^^^^^\nDid you mean? deprecate_constant\n from /Users/nameUser/Desktop/proj/myApp/vendor/bundle/ruby/3.2.0/gems/activesupport-7.1.0/lib/active_support/core_ext/array/conversions.rb:8:in `<top (required)>\'\n from <internal:/Users/nameUser/.rbenv/versions/3.2.2/lib/ruby/site_ruby/3.2.0/rubygems/core_ext/kernel_require.rb>:38:in `require\'\n from <internal:/Users/nameUser/.rbenv/versions/3.2.2/lib/ruby/site_ruby/3.2.0/rubygems/core_ext/kernel_require.rb>:38:in `require\'\n from /Users/nameUser/Desktop/proj/myApp/vendor/bundle/ruby/3.2.0/gems/cocoapods-1.13.0/lib/cocoapods.rb:9:in `<top (required)>\'\n from <internal:/Users/nameUser/.rbenv/versions/3.2.2/lib/ruby/site_ruby/3.2.0/rubygems/core_ext/kernel_require.rb>:38:in `require\'\n from <internal:/Users/nameUser/.rbenv/versions/3.2.2/lib/ruby/site_ruby/3.2.0/rubygems/core_ext/kernel_require.rb>:38:in `require\'\n from /Users/nameUser/Desktop/proj/myApp/vendor/bundle/ruby/3.2.0/gems/cocoapods-1.13.0/bin/pod:36:in `<top (required)>\'\n from /Users/nameUser/Desktop/proj/myApp/vendor/bundle/ruby/3.2.0/bin/pod:25:in `load\'\n from /Users/nameUser/Desktop/proj/myApp/vendor/bundle/ruby/3.2.0/bin/pod:25:in `<top (required)>\'\n from /Users/nameUser/.rbenv/versions/3.2.2/lib/ruby/site_ruby/3.2.0/bundler/cli/exec.rb:58:in …Run Code Online (Sandbox Code Playgroud) 我希望我可以使用材料 ui 的自动完成功能来做这样的事情:wertarbyte
也就是说,在没有必须从中选择的元素列表的情况下插入文本(字符串)。
因此不应该出现 noOptions 消息,每次在键盘上按下 Enter 键时都会插入文本。
链接:代码沙盒
代码:
import React from "react";
import Chip from "@material-ui/core/Chip";
import Autocomplete from "@material-ui/lab/Autocomplete";
import { makeStyles } from "@material-ui/core/styles";
import TextField from "@material-ui/core/TextField";
const useStyles = makeStyles(theme => ({
root: {
width: 500,
"& > * + *": {
marginTop: theme.spacing(3)
}
}
}));
export default function Tags() {
const classes = useStyles();
return (
<div className={classes.root}>
<Autocomplete
multiple
id="tags-outlined"
options={[]}
defaultValue={["foo", "bar"]}
//getOptionLabel={(option) => option}
//defaultValue={[top100Films[13]]}
//filterSelectedOptions …Run Code Online (Sandbox Code Playgroud) 我在 Github 上有两个帐户,每个帐户都有特定的用途。
我想确保每次推送我的姓名和密码时,我都可以使用正确的帐户进行大声操作。
但它并没有发生,我使用 https 连接而不是 ssh。
现在查看钥匙链,我看到找到了两把钥匙。userA 一把密钥,userB 一把密钥,均适用于 Github。
你能帮我个忙吗?
我正在为 macOS 开发一个程序。
我需要将十六进制颜色转换为 NSColor。
我在这里查看了建议的解决方案:
但这些都不能在 Xcode 12.5.1 上正常工作。
目前我这样做,它工作正常:
extension NSObject {
func RGB(r:CGFloat, g:CGFloat, b:CGFloat, alpha:CGFloat? = 1) -> NSColor {
return NSColor(red: r/255, green: g/255, blue: b/255, alpha: alpha!)
}
}
let fillColor = RGB(r: 33, g: 150, b: 243)
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可能不必使用可可。
我想要一个这样的函数:hexToNSColor("#2196f3")
你能帮我个忙吗?
我有一个从另一个站点复制的足够长的文本,我必须确保当用户单击按钮时,文本被获取并复制到变量中value。
我尝试使用getData,但它不起作用。
你能帮我个忙吗?
链接:codesandbox
代码:
import React, { useState, useEffect, useRef } from "react";
import Box from "@mui/material/Box";
import TextField from "@mui/material/TextField";
import Button from "@mui/material/Button";
export default function MultilineTextFields() {
const [value, setValue] = React.useState("");
const ref = useRef(null);
return (
<Box
component="form"
sx={{
"& .MuiTextField-root": { m: 1, width: "25ch" }
}}
noValidate
autoComplete="off"
>
<Button
variant="contained"
color="primary"
onClick={(e) => {
let paste = (e.clipboardData || window.clipboardData).getData("Text");
setValue(paste);
}}
>
Paste
</Button>
<div> …Run Code Online (Sandbox Code Playgroud) 我在用着react-native-paper,我想制作一个比正常尺寸更大的按钮,如 gif 所示。
我尝试过同时使用height和padding,但两者都无法正常工作。
您在 gif 中看到的是带有填充的示例。
单击的唯一方法是在中心,在其他地方该事件不会发生。
你能帮我个忙吗?
<Button
mode="contained"
labelStyle={{ color: Colors.white }}
style={{ padding: 30 }}
onPress={() => console.log('Pressed')}>
Start
</Button>
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