SnackBar_ohos

dependencies {
    implementation fileTree(dir: 'libs', include: ['*.jar', '*.har'])
	……
}

ability = this;
context = this;       
com.github.mrengineer13.snackbar.SnackBar.OnMessageClickListener messageClickListener = this;

btn.setClickedListener(new Component.ClickedListener() {
                @Override
                public void onClick(Component component) {
                   ......
                }
            });

mSnackBar = new SnackBar.Builder(ability,component1)

.withOnClickListener(messageClickListener)	// 弹框按钮点击效果
.withMessage(message)						// 弹框文本信息
.withActionMessage(btnMessage)				// 弹框按钮文本信息
.withStyle(Color.GREEN.getValue())			// 弹框文本信息颜色设置
.withBackgroundColorId(Color.RED.getValue())// 弹框按钮颜色设置
.withDuration(duration)						// 弹框持续时间设置
.show();									// 显示弹框

@Override
    public void onMessageClick(Sequenceable token) {
        ToastDialog toastDialog = new ToastDialog(this);
        toastDialog.setText("Button clicked!");
        toastDialog.setAlignment(LayoutAlignment.BOTTOM);
        toastDialog.show();
    }