入门
开发指南
- 模块
- 控件基础知识
- 控件树
- 选择器 API
- 布局
- 手势和触摸事件
- W3C APIs 兼容
- Cordova 插件支持
- EcmaScript 6,TypeScript 和 JSX
- Windows 10 支持说明
- 构建 Tabris.js App
- Tabris.js App 补丁
API 参考文档
- app
- device
- fs
- localStorage
- ui
- ActionSheet(操作列表)
- AlertDialog(对话框)
- CanvasContext
- InactivityTimer(闲置定时器)
- NativeObject
- Popup(弹出窗)
- Timer(计时器)
- WidgetCollection
控件
- Action
- ActivityIndicator
- Button
- Canvas
- CheckBox
- CollectionView
- Composite
- Drawer
- ImageView
- NavigationBar
- NavigationView
- Page
- Picker
- ProgressBar
- RadioButton
- ScrollView
- SearchAction
- Slider
- StatusBar
- Switch
- Tab
- TabFolder
- TextInput
- TextView
- ToggleButton
- Video
- WebView
- Widget
自定义控件
TextView
Extends Widget
A widget to display a text. For images, use ImageView.
Import this type with “const {TextView} = require('tabris');
”
Android | iOS |
---|---|
Properties
alignment
Type: string, supported values: left
, right
, center
, default: left
The horizontal alignment of the text.
lineSpacing
Type: number, default: 1.0
The amount of space between each line of text. The lineSpacing
property is a factor with a default value of 1.0
.
markupEnabled
Type: boolean
Allows for a subset of HTML tags in the text. Supported tags are: a
, del
, ins
, b
, i
, strong
, em
, big
, small
, br
. All tags must be closed (e.g. use <br/>
instead of <br>
). Nesting tags is currently not supported.
This property can only be set on widget creation. Once set, it cannot be changed anymore.
maxLines
Type: *number | null*, default: null |
Limit the number of lines to be displayed to the given maximum. null
disables this limit.
selectable
Android
Type: boolean
Whether the text can be selected or not. Currently only support on Android.
text
Type: string
The text to display.
textColor
Type: Color
The color of the text.
Events
alignmentChanged
Fired when the alignment property has changed.
Event Parameters
target: this The widget the event was fired on.
value: string The new value of alignment.
lineSpacingChanged
Fired when the lineSpacing property has changed.
Event Parameters
target: this The widget the event was fired on.
value: number The new value of lineSpacing.
maxLinesChanged
Fired when the maxLines property has changed.
Event Parameters
target: this The widget the event was fired on.
value: number|null The new value of maxLines.
selectableChanged
Fired when the selectable property has changed.
Event Parameters
target: this The widget the event was fired on.
value: boolean The new value of selectable.
textChanged
Fired when the text property has changed.
Event Parameters
target: this The widget the event was fired on.
value: string The new value of text.
textColorChanged
Fired when the textColor property has changed.
Event Parameters
target: this The widget the event was fired on.
value: Color The new value of textColor.
Example
const {TextView, ui} = require('tabris');
// Create text views with different alignments
new TextView({
left: 10, top: 10, right: 10,
text: 'Left',
alignment: 'left'
}).appendTo(ui.contentView);
new TextView({
left: 10, top: 'prev() 10', right: 10,
text: 'Center',
alignment: 'center'
}).appendTo(ui.contentView);
new TextView({
left: 10, top: 'prev() 10', right: 10,
text: 'Right',
alignment: 'right'
}).appendTo(ui.contentView);
See also
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