Text is a fundamental component of any app's user interface. The Text
widget is your tool to display textual content, such as titles, labels, descriptions, and more. It allows you to control various aspects of text presentation, such as font, style, alignment, and more.
文本是任何应用程序用户界面的基本组成部分。"Text"小部件是显示文本内容的工具,如标题、标签、描述等。它允许您控制文本表示的各个方面,如字体、样式、对齐等。
See Figure 3.5: Texts displayed using text widget.
参见图3.5:使用文本小部件显示文本.
Basic Usage:
The Text
widget is straightforward to use. You provide the text content as a string in its text
property. This string is what will be displayed on the screen.
"文本"小部件使用起来很简单。你在它的' text '属性中以字符串形式提供文本内容。这个字符串将显示在屏幕上。
Styling:
Textual content in an app often requires specific styling to enhance its readability and visual appeal. The style
property of the Text
widget allows you to customize various aspects of the text, including font size, color, weight, and more.
应用程序中的文本内容通常需要特定的样式来增强其可读性和视觉吸引力。"Text"小部件的"style"属性允许您自定义文本的各个方面,包括字体大小、颜色、重量等。
Text Alignment:
The textAlign
property lets you control the alignment of the text within its container. You can choose from options like left, center, right, and justify.
texttalign属性允许你控制文本在其容器内的对齐方式。您可以从左、中、右和调整等选项中进行选择。
Text Direction:
In languages that are read from right to left, you can use the textDirection
property to ensure the text is displayed correctly.
在从右向左阅读的语言中,你可以使用' textDirection '属性来确保文本正确显示。
Text Overflow:
When the available space is limited, text may be truncated. The overflow
property helps you manage how text overflow is handled, whether by clipping, ellipsis, or fading.
当可用空间有限时,文本可能会被截断。' overflow '属性可以帮助您管理如何处理文本溢出,无论是通过剪切,省略还是褪色。
Rich Text:
For more complex text layouts, such as inline formatting or mixed styles, you can use the RichText
widget. This widget allows you to apply different styles to different parts of the text.
对于更复杂的文本布局,如内联格式或混合样式,您可以使用"RichText"小部件。这个小部件允许您对文本的不同部分应用不同的样式。
Accessibility:
Text is not just about visual presentation; it's also about making content accessible to all users. You can use the Semantics
widget to provide a description or label for screen readers, ensuring your app is inclusive.
文本不仅仅是视觉呈现;它还涉及让所有用户都能访问内容。你可以使用"Semantics"小部件为屏幕阅读器提供描述或标签,确保你的应用具有包容性。
Internationalization (i18n):
When building apps for a global audience, you might need to display text in different languages. The intl
package can assist you in managing the internationalization and localization of text. The Text
widget serves as the foundation for displaying textual content in your app. As you continue your journey through this chapter, you'll have opportunities to work with the Text
widget in practical scenarios that demonstrate its flexibility and utility.
当为全球用户构建应用程序时,您可能需要用不同的语言显示文本。"intl"包可以帮助您管理文本的国际化和本地化。"Text"小部件是在应用程序中显示文本内容的基础。当你继续阅读本章时,你将有机会在实际场景中使用"Text"小部件,以展示其灵活性和实用性。