CustomDialogController.open打开的弹窗被异常关闭

// actions.js
export const SHOW_DIALOG = 'SHOW_DIALOG';
export const HIDE_DIALOG = 'HIDE_DIALOG';

export const showDialog = () => ({ type: SHOW_DIALOG });
export const hideDialog = () => ({ type: HIDE_DIALOG });

// reducer.js
const initialState = { isDialogOpen: false };

function dialogReducer(state = initialState, action) {
    switch (action.type) {
        case SHOW_DIALOG:
            return { ...state, isDialogOpen: true };
        case HIDE_DIALOG:
            return { ...state, isDialogOpen: false };
        default:
            return state;
    }
}

// component.js
import { useSelector, useDispatch } from 'react-redux';
import { showDialog, hideDialog } from './actions';

function LoginPage() {
    const dispatch = useDispatch();
    const isDialogOpen = useSelector(state => state.dialog.isDialogOpen);

    useEffect(() => {
        dispatch(showDialog());
    }, [dispatch]);

    return (
        <>
            {isDialogOpen && <CustomDialog />}
            <button onClick={() => dispatch(hideDialog())}>Close Dialog</button>
        </>
    );
}
1.
2.
3.
4.
5.
6.
7.
8.
9.
10.
11.
12.
13.
14.
15.
16.
17.
18.
19.
20.
21.
22.
23.
24.
25.
26.
27.
28.
29.
30.
31.
32.
33.
34.
35.
36.
37.
38.
39.
40.

export default {
    beforeRouteEnter(to, from, next) {
        // 在进入页面之前打开弹窗
        if (!store.state.isDialogOpen) {
            store.commit('showDialog');
        }
        next();
    },
    beforeRouteLeave(to, from, next) {
        // 控制离开时是否关闭弹窗
        if (shouldKeepDialogOpen) {
            next(false); // 阻止导航
        } else {
            next(); // 允许导航
        }
    }
};
1.
2.
3.
4.
5.
6.
7.
8.
9.
10.
11.
12.
13.
14.
15.
16.
17.

// 在打开弹窗时
history.push('?dialog=open');

// 在组件加载时检查参数
useEffect(() => {
    const params = new URLSearchParams(window.location.search);
    if (params.get('dialog') === 'open') {
        setDialogOpen(true);
    }
}, []);
1.
2.
3.
4.
5.
6.
7.
8.
9.
10.

import router from '@ohos.router';  
  
@Entry  
@Component  
struct First {  
  @State textValue: string  = 'Hello World'  
  // 显隐控制设置为不占用  
  @State visible: Visibility = Visibility.None  
  
  build() {  
    // 使用stack可以实现假的dialog覆盖原页面上面  
    Stack() {  
      Row() {  
        // 初始页面  
        Column() {  
          Text('Hello World')  
            .fontSize(50)  
            .fontWeight(FontWeight.Bold)  
          // 触发dialog的地方  
          Button('click')  
            .onClick(() => {  
              //用于检测点击事件是否透传到原来的页面，我测了一下是没有透传的，符合dialog规范  
              console.log("hit me!")  
              if (this.visible == Visibility.Visible) {  
                this.visible = Visibility.None  
              } else {  
                this.visible = Visibility.Visible  
              }  
            })  
            .backgroundColor(0x777474)  
            .fontColor(0x000000)  
        }  
        .width('100%')  
      }  
      .height('100%')  
      .backgroundColor(0x885555)  
      //这里开始是构造弹窗效果主要需要修改的地方，首先是加了一个半透明灰色的蒙层效果  
      Text('')  
        .onClick(() => {  
          if (this.visible == Visibility.Visible) {  
            this.visible = Visibility.None  
          } else {  
            this.visible = Visibility.Visible  
          }  
        })  
        .width('100%')  
        .height('100%')  
          // 透明度可以自己调节一下  
        .opacity(0.16)  
        .backgroundColor(0x000000)  
        .visibility(this.visible)  
      Column() {  
        // 这个可以调节对话框效果，栅格布局，xs，sm，md，lg分别为四种规格  
        // 下面的breakpoints是用来区别当前属于哪个类型的断点  
        // gridRow里的栅格数量为总数，gridCol里的就是偏移和假Dialog所占据的栅格数  
        GridRow({  
          columns:{xs:1 ,sm: 4, md: 8, lg: 12},  
          breakpoints: { value: ["400vp", "600vp", "800vp"],  
            reference: BreakpointsReference.WindowSize },  
        })  
        {  
          GridCol({  
            span:{xs:1 ,sm: 2, md: 4, lg: 8},  
            offset:{xs:0 ,sm: 1, md: 2, lg: 2}  
          }){  
  
            // 这里放的就是原Dialog里的column里的东西，稍微改改应该就可以用了  
            Column() {  
              Text('Change text').fontSize(20).margin({ top: 10, bottom: 10 })  
              TextInput({ placeholder: '', text: this.textValue }).height(60).width('90%')  
                .onChange((value: string) => {  
                  this.textValue = value  
                })  
              Text('Whether to change a text?').fontSize(16).margin({ bottom: 10 })  
              Flex({ justifyContent: FlexAlign.SpaceAround }) {  
                Button('cancel')  
                  .onClick(() => {  
                    if (this.visible == Visibility.Visible) {  
                      this.visible = Visibility.None  
                    } else {  
                      this.visible = Visibility.Visible  
                    }  
  
                  }).backgroundColor(0xffffff).fontColor(Color.Black)  
                Button('jump')  
                  .onClick(() => {  
                    router.pushUrl({  
                      url: 'pages/Second'  
                    })  
                  }).backgroundColor(0xffffff).fontColor(Color.Red)  
              }.margin({ bottom: 10 })  
            }  
            .backgroundColor(0xffffff)  
            .visibility(this.visible)  
            .clip(true)  
            .borderRadius(20)  
          }  
        }  
      }.width('95%')//设置弹窗宽度  
    }  
  }  
}
1.
2.
3.
4.
5.
6.
7.
8.
9.
10.
11.
12.
13.
14.
15.
16.
17.
18.
19.
20.
21.
22.
23.
24.
25.
26.
27.
28.
29.
30.
31.
32.
33.
34.
35.
36.
37.
38.
39.
40.
41.
42.
43.
44.
45.
46.
47.
48.
49.
50.
51.
52.
53.
54.
55.
56.
57.
58.
59.
60.
61.
62.
63.
64.
65.
66.
67.
68.
69.
70.
71.
72.
73.
74.
75.
76.
77.
78.
79.
80.
81.
82.
83.
84.
85.
86.
87.
88.
89.
90.
91.
92.
93.
94.
95.
96.
97.
98.
99.
100.
101.
102.