TextField(
        value = text,
        onValueChange = { onTextChange(it)},
        colors = TextFieldDefaults.textFieldColors(containerColor = Color.Transparent)
)复制

修改内容区域背景颜色,修改containerColor

@Composable
fun textFieldColors(
        textColor: Color = FilledTextFieldTokens.InputColor.toColor(),
        disabledTextColor: Color = FilledTextFieldTokens.DisabledInputColor.toColor()
            .copy(alpha = FilledTextFieldTokens.DisabledInputOpacity),
        containerColor: Color = FilledTextFieldTokens.ContainerColor.toColor(),
        cursorColor: Color = FilledTextFieldTokens.CaretColor.toColor(),
        errorCursorColor: Color = FilledTextFieldTokens.ErrorFocusCaretColor.toColor(),
        selectionColors: TextSelectionColors = LocalTextSelectionColors.current,
        focusedIndicatorColor: Color = FilledTextFieldTokens.FocusActiveIndicatorColor.toColor(),
        unfocusedIndicatorColor: Color = FilledTextFieldTokens.ActiveIndicatorColor.toColor(),
        disabledIndicatorColor: Color = FilledTextFieldTokens.DisabledActiveIndicatorColor.toColor()
            .copy(alpha = FilledTextFieldTokens.DisabledActiveIndicatorOpacity),
        errorIndicatorColor: Color = FilledTextFieldTokens.ErrorActiveIndicatorColor.toColor(),
        focusedLeadingIconColor: Color = FilledTextFieldTokens.FocusLeadingIconColor.toColor(),
        unfocusedLeadingIconColor: Color = FilledTextFieldTokens.LeadingIconColor.toColor(),
        disabledLeadingIconColor: Color = FilledTextFieldTokens.DisabledLeadingIconColor.toColor()
            .copy(alpha = FilledTextFieldTokens.DisabledLeadingIconOpacity),
        errorLeadingIconColor: Color = FilledTextFieldTokens.ErrorLeadingIconColor.toColor(),
        focusedTrailingIconColor: Color = FilledTextFieldTokens.FocusTrailingIconColor.toColor(),
        unfocusedTrailingIconColor: Color = FilledTextFieldTokens.TrailingIconColor.toColor(),
        disabledTrailingIconColor: Color = FilledTextFieldTokens.DisabledTrailingIconColor.toColor()
            .copy(alpha = FilledTextFieldTokens.DisabledTrailingIconOpacity),
        errorTrailingIconColor: Color = FilledTextFieldTokens.ErrorTrailingIconColor.toColor(),
        focusedLabelColor: Color = FilledTextFieldTokens.FocusLabelColor.toColor(),
        unfocusedLabelColor: Color = FilledTextFieldTokens.LabelColor.toColor(),
        disabledLabelColor: Color = FilledTextFieldTokens.DisabledLabelColor.toColor()
            .copy(alpha = FilledTextFieldTokens.DisabledLabelOpacity),
        errorLabelColor: Color = FilledTextFieldTokens.ErrorLabelColor.toColor(),
        placeholderColor: Color = FilledTextFieldTokens.InputPlaceholderColor.toColor(),
        disabledPlaceholderColor: Color = FilledTextFieldTokens.DisabledInputColor.toColor()
            .copy(alpha = FilledTextFieldTokens.DisabledInputOpacity),
        focusedSupportingTextColor: Color = FilledTextFieldTokens.FocusSupportingColor.toColor(),
        unfocusedSupportingTextColor: Color = FilledTextFieldTokens.SupportingColor.toColor(),
        disabledSupportingTextColor: Color = FilledTextFieldTokens.DisabledSupportingColor.toColor()
            .copy(alpha = FilledTextFieldTokens.DisabledSupportingOpacity),
        errorSupportingTextColor: Color = FilledTextFieldTokens.ErrorSupportingColor.toColor(),
    ): TextFieldColors =
        TextFieldColors(
            textColor = textColor,
            disabledTextColor = disabledTextColor,
            containerColor = containerColor,
            cursorColor = cursorColor,
            errorCursorColor = errorCursorColor,
            textSelectionColors = selectionColors,
            focusedIndicatorColor = focusedIndicatorColor,
            unfocusedIndicatorColor = unfocusedIndicatorColor,
            errorIndicatorColor = errorIndicatorColor,
            disabledIndicatorColor = disabledIndicatorColor,
            focusedLeadingIconColor = focusedLeadingIconColor,
            unfocusedLeadingIconColor = unfocusedLeadingIconColor,
            disabledLeadingIconColor = disabledLeadingIconColor,
            errorLeadingIconColor = errorLeadingIconColor,
            focusedTrailingIconColor = focusedTrailingIconColor,
            unfocusedTrailingIconColor = unfocusedTrailingIconColor,
            disabledTrailingIconColor = disabledTrailingIconColor,
            errorTrailingIconColor = errorTrailingIconColor,
            focusedLabelColor = focusedLabelColor,
            unfocusedLabelColor = unfocusedLabelColor,
            disabledLabelColor = disabledLabelColor,
            errorLabelColor = errorLabelColor,
            placeholderColor = placeholderColor,
            disabledPlaceholderColor = disabledPlaceholderColor,
            focusedSupportingTextColor = focusedSupportingTextColor,
            unfocusedSupportingTextColor = unfocusedSupportingTextColor,
            disabledSupportingTextColor = disabledSupportingTextColor,
            errorSupportingTextColor = errorSupportingTextColor,
)复制

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