harmony 鸿蒙全屏模态转场

  • 2025-06-12
  • 浏览 (4)

全屏模态转场

通过bindContentCover属性为组件绑定全屏模态页面,在组件插入和移除时可通过设置转场参数ModalTransition显示过渡动效。

说明:

从API version 10开始支持。后续版本如有新增内容,则采用上角标单独标记该内容的起始版本。

不支持横竖屏切换。

不支持路由跳转。

bindContentCover

bindContentCover(isShow: Optional<boolean>, builder: CustomBuilder, options?: ContentCoverOptions)

给组件绑定全屏模态页面,点击后显示模态页面。模态页面内容自定义,显示方式可设置无动画过渡,上下切换过渡以及透明渐变过渡。

原子化服务API: 从API version 11开始,该接口支持在原子化服务中使用。

系统能力: SystemCapability.ArkUI.ArkUI.Full

参数:

参数名 类型 必填 说明
isShow Optional<boolean> 是否显示全屏模态页面。
-true:显示全屏模态页面。
-false:隐藏全屏模态页面。
从API version 10开始,该参数支持$$双向绑定变量。
从API version 18开始,该参数支持!!双向绑定变量。
builder CustomBuilder 配置全屏模态页面内容。
options ContentCoverOptions 配置全屏模态页面的可选属性。

ContentCoverOptions

继承自BindOptions

系统能力: SystemCapability.ArkUI.ArkUI.Full

名称 类型 必填 描述
modalTransition ModalTransition 全屏模态页面的系统转场方式。
默认值:ModalTransition.DEFAULT。
说明:
同transition同时设置时,此属性不生效。
原子化服务API: 从API version 11开始,该接口支持在原子化服务中使用。
onWillDismiss12+ Callback&lt;DismissContentCoverAction&gt; 全屏模态页面交互式关闭回调函数。
说明:
当用户执行back事件关闭交互操作时,如果注册该回调函数,则不会立刻关闭。在回调函数中可以通过reason得到阻拦关闭页面的操作类型,从而根据原因选择是否关闭全屏模态页面。在onWillDismiss回调中,不能再做onWillDismiss拦截。
原子化服务API: 从API version 12开始,该接口支持在原子化服务中使用。
transition12+ TransitionEffect 全屏模态页面的自定义转场方式。
原子化服务API: 从API version 12开始,该接口支持在原子化服务中使用。
enableSafeArea20+ boolean 全屏模态是否适配安全区域,true表示全屏模态适配安全区域,将内容限制在安全区内,避让导航条和状态栏,false表示不做处理,和之前的样式保持一致。默认值为false。
原子化服务API: 从API version 20开始,该接口支持在原子化服务中使用。

DismissContentCoverAction12+类型说明

原子化服务API: 从API version 12开始,该接口支持在原子化服务中使用。

名称 类型 必填 描述
dismiss function 全屏模态页面关闭回调函数。开发者需要退出页面时调用。
reason DismissReason 返回本次拦截全屏模态页面退出的事件原因。

示例

示例1(使用全屏模态转场)

该示例主要演示通过bindContentCover来实现全屏模态转场。

// xxx.ets
@Entry
@Component
struct ModalTransitionExample {
  @State isShow: boolean = false;
  @State isShow2: boolean = false;

  @Builder
  myBuilder2() {
    Column() {
      Button("close modal 2")
        .margin(10)
        .fontSize(20)
        .onClick(() => {
          this.isShow2 = false;
        })
    }
    .width('100%')
    .height('100%')
  }

  @Builder
  myBuilder() {
    Column() {
      Button("transition modal 2")
        .margin(10)
        .fontSize(20)
        .onClick(() => {
          this.isShow2 = true;
        }).bindContentCover(this.isShow2, this.myBuilder2(), {
        modalTransition: ModalTransition.NONE,
        backgroundColor: Color.Orange,
        onWillAppear: () => {
          console.log("BindContentCover onWillAppear.");
        },
        onAppear: () => {
          console.log("BindContentCover onAppear.");
        },
        onWillDisappear: () => {
          console.log("BindContentCover onWillDisappear.");
        },
        onDisappear: () => {
          console.log("BindContentCover onDisappear.");
        }
      })

      Button("close modal 1")
        .margin(10)
        .fontSize(20)
        .onClick(() => {
          this.isShow = false;
        })
    }
    .width('100%')
    .height('100%')
    .justifyContent(FlexAlign.Center)
  }

  build() {
    Column() {
      Button("transition modal 1")
        .onClick(() => {
          this.isShow = true;
        })
        .fontSize(20)
        .margin(10)
        .bindContentCover(this.isShow, this.myBuilder(), {
          modalTransition: ModalTransition.NONE,
          backgroundColor: Color.Pink,
          onWillAppear: () => {
            console.log("BindContentCover onWillAppear.");
          },
          onAppear: () => {
            console.log("BindContentCover onAppear.");
          },
          onWillDisappear: () => {
            console.log("BindContentCover onWillDisappear.");
          },
          onDisappear: () => {
            console.log("BindContentCover onDisappear.");
          }
        })
    }
    .justifyContent(FlexAlign.Center)
    .backgroundColor("#ff49c8ab")
    .width('100%')
    .height('100%')
  }
}

zh-cn_full_screen_modal_none_1

示例2(自定义转场动画)

全屏模态无动画转场模式下,自定义转场动画。

// xxx.ets
import { curves } from '@kit.ArkUI';

@Entry
@Component
struct ModalTransitionExample {
  @State @Watch("isShow1Change") isShow: boolean = false;
  @State @Watch("isShow2Change") isShow2: boolean = false;
  @State isScale1: number = 1;
  @State isScale2: number = 1;

  isShow1Change() {
    this.isShow ? this.isScale1 = 0.95 : this.isScale1 = 1;
  }

  isShow2Change() {
    this.isShow2 ? this.isScale2 = 0.95 : this.isScale2 = 1;
  }

  @Builder
  myBuilder2() {
    Column() {
      Button("close modal 2")
        .margin(10)
        .fontSize(20)
        .onClick(() => {
          this.isShow2 = false;
        })
    }
    .width('100%')
    .height('100%')
  }

  @Builder
  myBuilder() {
    Column() {
      Button("transition modal 2")
        .margin(10)
        .fontSize(20)
        .onClick(() => {
          this.isShow2 = true;
        }).bindContentCover(this.isShow2, this.myBuilder2(), {
        modalTransition: ModalTransition.NONE,
        backgroundColor: Color.Orange,
        onWillAppear: () => {
          console.log("BindContentCover onWillAppear.");
        },
        onAppear: () => {
          console.log("BindContentCover onAppear.");
        },
        onWillDisappear: () => {
          console.log("BindContentCover onWillDisappear.");
        },
        onDisappear: () => {
          console.log("BindContentCover onDisappear.");
        }
      })

      Button("close modal 1")
        .margin(10)
        .fontSize(20)
        .onClick(() => {
          this.isShow = false;
        })
    }
    .width('100%')
    .height('100%')
    .justifyContent(FlexAlign.Center)
    .scale({ x: this.isScale2, y: this.isScale2 })
    .animation({ curve: curves.springMotion() })
  }

  build() {
    Column() {
      Button("transition modal 1")
        .onClick(() => {
          this.isShow = true;
        })
        .fontSize(20)
        .margin(10)
        .bindContentCover(this.isShow, this.myBuilder(), {
          modalTransition: ModalTransition.NONE,
          backgroundColor: Color.Pink,
          onWillAppear: () => {
            console.log("BindContentCover onWillAppear.");
          },
          onAppear: () => {
            console.log("BindContentCover onAppear.");
          },
          onWillDisappear: () => {
            console.log("BindContentCover onWillDisappear.");
          },
          onDisappear: () => {
            console.log("BindContentCover onDisappear.");
          }
        })
    }
    .justifyContent(FlexAlign.Center)
    .backgroundColor("#ff49c8ab")
    .width('100%')
    .height('100%')
    .scale({ x: this.isScale1, y: this.isScale1 })
    .animation({ curve: curves.springMotion() })
  }
}

zh-cn_full_screen_modal_none_2

示例3(上下切换转场)

全屏模态上下切换转场。

// xxx.ets
@Entry
@Component
struct ModalTransitionExample {
  @State isShow: boolean = false;
  @State isShow2: boolean = false;

  @Builder
  myBuilder2() {
    Column() {
      Button("close modal 2")
        .margin(10)
        .fontSize(20)
        .onClick(() => {
          this.isShow2 = false;
        })
    }
    .width('100%')
    .height('100%')
  }

  @Builder
  myBuilder() {
    Column() {
      Button("transition modal 2")
        .margin(10)
        .fontSize(20)
        .onClick(() => {
          this.isShow2 = true;
        }).bindContentCover(this.isShow2, this.myBuilder2(), {
        modalTransition: ModalTransition.DEFAULT,
        backgroundColor: Color.Gray,
        onWillAppear: () => {
          console.log("BindContentCover onWillAppear.");
        },
        onAppear: () => {
          console.log("BindContentCover onAppear.");
        },
        onWillDisappear: () => {
          console.log("BindContentCover onWillDisappear.");
        },
        onDisappear: () => {
          console.log("BindContentCover onDisappear.");
        }
      })

      Button("close modal 1")
        .margin(10)
        .fontSize(20)
        .onClick(() => {
          this.isShow = false;
        })
    }
    .width('100%')
    .height('100%')
    .justifyContent(FlexAlign.Center)
  }

  build() {
    Column() {
      Button("transition modal 1")
        .onClick(() => {
          this.isShow = true;
        })
        .fontSize(20)
        .margin(10)
        .bindContentCover(this.isShow, this.myBuilder(), {
          modalTransition: ModalTransition.DEFAULT,
          backgroundColor: Color.Pink,
          onWillAppear: () => {
            console.log("BindContentCover onWillAppear.");
          },
          onAppear: () => {
            console.log("BindContentCover onAppear.");
          },
          onWillDisappear: () => {
            console.log("BindContentCover onWillDisappear.");
          },
          onDisappear: () => {
            console.log("BindContentCover onDisappear.");
          }
        })
    }
    .justifyContent(FlexAlign.Center)
    .backgroundColor(Color.White)
    .width('100%')
    .height('100%')
  }
}

zh-cn_full_screen_modal_default

示例4(透明度渐变转场)

全屏模态透明度渐变转场。

// xxx.ets
@Entry
@Component
struct ModalTransitionExample {
  @State isShow: boolean = false;
  @State isShow2: boolean = false;

  @Builder
  myBuilder2() {
    Column() {
      Button("close modal 2")
        .margin(10)
        .fontSize(20)
        .onClick(() => {
          this.isShow2 = false;
        })
    }
    .width('100%')
    .height('100%')
    .justifyContent(FlexAlign.Center)
  }

  @Builder
  myBuilder() {
    Column() {
      Button("transition modal 2")
        .margin(10)
        .fontSize(20)
        .onClick(() => {
          this.isShow2 = true;
        }).bindContentCover(this.isShow2, this.myBuilder2(), {
        modalTransition: ModalTransition.ALPHA,
        backgroundColor: Color.Gray,
        onWillAppear: () => {
          console.log("BindContentCover onWillAppear.");
        },
        onAppear: () => {
          console.log("BindContentCover onAppear.");
        },
        onWillDisappear: () => {
          console.log("BindContentCover onWillDisappear.");
        },
        onDisappear: () => {
          console.log("BindContentCover onDisappear.");
        }
      })

      Button("close modal 1")
        .margin(10)
        .fontSize(20)
        .onClick(() => {
          this.isShow = false;
        })
    }
    .width('100%')
    .height('100%')
    .justifyContent(FlexAlign.Center)
  }

  build() {
    Column() {
      Button("transition modal 1")
        .onClick(() => {
          this.isShow = true;
        })
        .fontSize(20)
        .margin(10)
        .bindContentCover(this.isShow, this.myBuilder(), {
          modalTransition: ModalTransition.ALPHA,
          backgroundColor: Color.Pink,
          onWillAppear: () => {
            console.log("BindContentCover onWillAppear.");
          },
          onAppear: () => {
            console.log("BindContentCover onAppear.");
          },
          onWillDisappear: () => {
            console.log("BindContentCover onWillDisappear.");
          },
          onDisappear: () => {
            console.log("BindContentCover onDisappear.");
          }
        })
    }
    .justifyContent(FlexAlign.Center)
    .backgroundColor(Color.White)
    .width('100%')
    .height('100%')
  }
}

zh-cn_full_screen_modal_alpha

示例5(设置不同效果的自定义转场)

该示例主要演示全屏模态旋转,平移等自定义转场。

// xxx.ets
@Entry
@Component
struct ModalTransitionExample {
  @State isShow: boolean = false;
  @State isShow2: boolean = false;

  @Builder
  myBuilder2() {
    Column() {
      Button("Close Modal 2")
        .margin(10)
        .fontSize(20)
        .onClick(() => {
          this.isShow2 = false;
        })
    }
    .width('100%')
    .height('100%')
    .justifyContent(FlexAlign.Center)
  }

  @Builder
  myBuilder() {
    Column() {
      Button("Transition Modal 2")
        .margin(10)
        .fontSize(20)
        .onClick(() => {
          this.isShow2 = true;
        })
        .bindContentCover(
          this.isShow2,
          this.myBuilder2(),
          {
            modalTransition: ModalTransition.DEFAULT,
            backgroundColor: Color.Gray,
            transition: TransitionEffect.SLIDE.animation({ duration: 5000, curve: Curve.LinearOutSlowIn }),
            onWillDismiss: ((dismissContentCoverAction: DismissContentCoverAction) => {
              if (dismissContentCoverAction.reason == DismissReason.PRESS_BACK) {
                console.log("BindContentCover dismiss reason is back pressed");
              }
              dismissContentCoverAction.dismiss();
            }),
            onAppear: () => {
              console.info("BindContentCover onAppear.");
            },
            onDisappear: () => {
              this.isShow2 = false;
              console.info("BindContentCover onDisappear.");
            }
          })

      Button("Close Modal 1")
        .margin(10)
        .fontSize(20)
        .onClick(() => {
          this.isShow = false;
        })
    }
    .width('100%')
    .height('100%')
    .justifyContent(FlexAlign.Center)
  }

  build() {
    Column() {
      Button("Transition Modal 1")
        .onClick(() => {
          this.isShow = true;
        })
        .fontSize(20)
        .margin(10)
        .bindContentCover(
          this.isShow,
          this.myBuilder(),
          {
            modalTransition: ModalTransition.DEFAULT,
            backgroundColor: Color.Pink,
            transition: TransitionEffect.asymmetric(
              TransitionEffect.OPACITY.animation({ duration: 1100 }).combine(
                TransitionEffect.rotate({ z: 1, angle: 180 }).animation({ delay: 1000, duration: 1000 }))
              ,
              TransitionEffect.OPACITY.animation({ duration: 1200 }).combine(
                TransitionEffect.rotate({ z: 1, angle: 180 }).animation({ duration: 1300 }))
            ),
            onWillDismiss: ((dismissContentCoverAction: DismissContentCoverAction) => {
              if (dismissContentCoverAction.reason == DismissReason.PRESS_BACK) {
                console.log("back pressed");
              }
              dismissContentCoverAction.dismiss();
            }),
            onAppear: () => {
              console.log("BindContentCover onAppear.");
            },
            onDisappear: () => {
              this.isShow = false;
              console.log("BindContentCover onDisappear.");
            }
          })
    }
    .justifyContent(FlexAlign.Center)
    .backgroundColor(Color.White)
    .width('100%')
    .height('100%')
  }
}

zh-cn_full_screen_modal_alpha

示例6(设置全模态适配安全区)

该示例主要演示通过设置enableSafeArea = true时,全模态适配安全区后,其内容效果。全模态容器其背景色为浅蓝色,内容颜色为灰色,内容在安全区内布局。

// xxx.ets
@Entry
@Component
struct SafeAreaController {
  @State isShow: boolean = false;
  @State SafeArea: boolean|undefined = true;
  @State heightMode: string = '100%';

  @Builder
  myBuilder() {
    Column() {
      Column() {
        Button("Content")
          .fontSize(20)
      }
      .width('100%')
      .height('50%')
      .borderRadius(10)
      .borderStyle(BorderStyle.Dotted)
      .borderWidth(2)
      Column() {
        Button("Content")
          .margin({top:340})
          .fontSize(20)
      }
      .width('100%')
      .height('50%')
      .borderRadius(10)
      .borderStyle(BorderStyle.Dotted)
      .borderWidth(2)
    }
    .backgroundColor(Color.Grey)
    .justifyContent(FlexAlign.Center)
    .width('100%')
    .height(this.heightMode)
  }
  build() {
    Column() {
      Button("Open ContentCover")
        .onClick(() => this.isShow = true)
        .fontSize(20)
        .margin(10)
        .bindContentCover(this.isShow, this.myBuilder(), {
          modalTransition: ModalTransition.ALPHA,
          backgroundColor: 0x87CEEB,
          // 动态设置安全区域模式
          enableSafeArea: this.SafeArea
        })
    }
    .justifyContent(FlexAlign.Center)
    .width('100%')
    .height('100%')
  }
}

zh-cn-enableSafeArea

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