Ionic3学习笔记（二）主题化
本文包含: Ionic3 CSS实用属性、自定义颜色、平台样式、覆写Ionic Sass变量、RTL支持
1. CSS实用属性
文本相关
text-{modifier}
text-sm-{modifier} min-width: 576px
text-md-{modifier} min-width: 768px
text-lg-{modifier} min-width: 992px
text-xl-{modifier} min-width: 1200px
modifier⬇⬇⬇
第一列为属性，第二列为说明
text-left => text-align: left
text-right => text-align: right
text-start => text-align: start
text-end => text-align: end
text-justify => text-align: justify
text-wrap => white-space: nowrap
text-nowrap => white-space: normal
text-uppercase => text-transform: uppercase
text-lowercase => text-transform: lowercase
text-capitalize => text-transform: capitalize位置相关
float-{modifier}
float-sm-{modifier} min-width: 576px
float-md-{modifier} min-width: 768px
float-lg-{modifier} min-width: 992px
float-xl-{modifier} min-width: 1200px
modifier⬇⬇⬇
第一列为属性，第二列为说明
float-left => float: left
float-right => float: right
float-start => float: left | float: right
float-end => float: left | float: rightpadding & margin
第一列为属性，第二列为说明
padding => padding: 16px
padding-top => padding-top: 16px
padding-left => padding-left: 16px
padding-right => padding-right: 16px
padding-bottom => padding-bottom: 16px
padding-vertical => padding: 16px 0
padding-horizontal => padding: 0 16px
no-padding => padding: 0
margin => margin: 16px
margin-top => margin-top: 16px
margin-left => margin-left: 16px
margin-right => margin-right: 16px
margin-bottom => margin-bottom: 16px
margin-vertical => margin: 16px 0
margin-horizontal => margin: 0 16px
no-margin => margin: 02. 自定义颜色
修改 ./src/theme/variables.scss 中
$colors: (
primary: #488aff,
secondary: #32db64,
danger: #f53d3d,
light: #f4f4f4,
dark: #222
);可添加新颜色，如下：
twitter:(
base: #55acee,
contrast: #ffffff
)base 作为元素背景色，contrast 作为文本颜色
在 html 中的使用如下：
<button ion-button color="twitter">I'm a button</button>在 scss 中的使用如下：
my-component {
background: color($colors, twitter, base);
}3. 平台样式
第一列为Platform，第二列为Mode
ios => ios
android => md
windows => wp
core => md默认平台配置属性值：
Config Property | DefaultiosValue | DefaultmdValue | DefaultwpValue |
|---|---|---|---|
activator | “highlight” | “ripple” | “highlight” |
actionSheetEnter | “action-sheet-slide-in” | “action-sheet-md-slide-in” | “action-sheet-wp-slide-in” |
actionSheetLeave | “action-sheet-slide-out” | “action-sheet-md-slide-out” | “action-sheet-wp-slide-out” |
alertEnter | “alert-pop-in” | “alert-md-pop-in” | “alert-wp-pop-in” |
alertLeave | “alert-pop-out” | “alert-md-pop-out” | “alert-wp-pop-out” |
backButtonText | “Back” | “” | “” |
backButtonIcon | “ios-arrow-back” | “md-arrow-back” | “ios-arrow-back” |
iconMode | “ios” | “md” | “ios” |
loadingEnter | “loading-pop-in” | “loading-md-pop-in” | “loading-wp-pop-in” |
loadingLeave | “loading-pop-out” | “loading-md-pop-out” | “loading-wp-pop-out” |
menuType | “reveal” | “overlay” | “overlay” |
modalEnter | “modal-slide-in” | “modal-md-slide-in” | “modal-md-slide-in” |
modalLeave | “modal-slide-out” | “modal-md-slide-out” | “modal-md-slide-out” |
pageTransition | “ios-transition” | “md-transition” | “wp-transition” |
pageTransitionDelay | 16 | 96 | 96 |
pickerEnter | “picker-slide-in” | “picker-slide-in” | “picker-slide-in” |
pickerLeave | “picker-slide-out” | “picker-slide-out” | “picker-slide-out” |
popoverEnter | “popover-pop-in” | “popover-md-pop-in” | “popover-md-pop-in” |
popoverLeave | “popover-pop-out” | “popover-md-pop-out” | “popover-md-pop-out” |
spinner | “ios” | “crescent” | “circles” |
tabsHighligh | false | false | false |
tabsLayout | “icon-top” | “icon-top” | “icon-top” |
tabsPlacement | “bottom” | “bottom” | “top” |
tabsHideOnSubPages | false | false | true |
toastEnter | “toast-slide-in” | “toast-md-slide-in” | “toast-wp-slide-in” |
toastLeave | “toast-slide-out” | “toast-md-slide-out” | “toast-wp-slide-out” |
覆写平台样式，如下：
.md .button {
text-transform: capitalize;
}或简写为：
.button-md {
text-transform: capitalize;
}4. 覆写Ionic Sass变量
5. RTL支持
$app-direction: multi // Both RTL and LTR
$app-direction: rtl // RTL only
$app-direction: ltr // LTR only默认 LTR
详见Ionic Docs