Button: add compact size (ElemeFE#15895)

* Button: add compact size
* Docs: 極小 -> 极小

Author: amedora

examples/docs/en-US/button.md

@@ -132,28 +132,30 @@ Click the button to load data, then the button displays a loading state.
 
 Besides default size, Button component provides three additional sizes for you to choose among different scenarios.
 
-:::demo Use attribute `size` to set additional sizes with `medium`, `small` or `mini`.
+:::demo Use attribute `size` to set additional sizes with `medium`, `small`, `mini` or `compact`.
 
 ```html
 <el-row>
   <el-button>Default</el-button>
   <el-button size="medium">Medium</el-button>
   <el-button size="small">Small</el-button>
   <el-button size="mini">Mini</el-button>
+  <el-button size="compact">Compact</el-button>
 </el-row>
 <el-row>
   <el-button round>Default</el-button>
   <el-button size="medium" round>Medium</el-button>
   <el-button size="small" round>Small</el-button>
   <el-button size="mini" round>Mini</el-button>
+  <el-button size="compact" round>Compact</el-button>
 </el-row>
 ```
 :::
 
 ### Attributes
 | Attribute      | Description    | Type      | Accepted values       | Default   |
 |---------- |-------- |---------- |-------------  |-------- |
-| size     | button size   | string  |   medium / small / mini            |    —     |
+| size     | button size   | string  |   medium / small / mini / compact           |    —     |
 | type     | button type   | string    |   primary / success / warning / danger / info / text |     —    |
 | plain     | determine whether it's a plain button   | boolean    | — | false   |
 | round     | determine whether it's a round button   | boolean    | — | false   |

examples/docs/es/button.md

@@ -132,28 +132,30 @@ Cuando se hace clic en un botón para descargar datos, el botón muestra un esta
 
 Además del tamaño por defecto, el componente Button provee tres tamaños adicionales para utilizar en diferentes escenarios.
 
-:::demo Use el atributo `size` para setear tamaños adicionales con `medium`, `small` o `mini`.
+:::demo Use el atributo `size` para setear tamaños adicionales con `medium`, `small`, `mini` o `compact`.
 
 ```html
 <el-row>
   <el-button>Default</el-button>
   <el-button size="medium">Medium</el-button>
   <el-button size="small">Small</el-button>
   <el-button size="mini">Mini</el-button>
+  <el-button size="compact">Compact</el-button>
 </el-row>
 <el-row>
   <el-button round>Default</el-button>
   <el-button size="medium" round>Medium</el-button>
   <el-button size="small" round>Small</el-button>
   <el-button size="mini" round>Mini</el-button>
+  <el-button size="compact" round>Compact</el-button>
 </el-row>
 ```
 :::
 
 ### Atributos
 | Atributo    | Descripción                                   | Tipo    | Valores aceptados                                  | Por defecto |
 | ----------- | --------------------------------------------- | ------- | -------------------------------------------------- | ----------- |
-| size        | tamaño del botón                              | string  | medium / small / mini                              | —           |
+| size        | tamaño del botón                              | string  | medium / small / mini / compact                    | —           |
 | type        | tipo de botón                                 | string  | primary / success / warning / danger / info / text | —           |
 | plain       | determinar si es o no un botón plano          | boolean | —                                                  | false       |
 | round       | determinar si es o no un botón redondo        | boolean | —                                                  | false       |

examples/docs/fr-FR/button.md

@@ -132,28 +132,30 @@ Cliquez sur le bouton pour charger des données et il affichera un état de char
 
 En plus de la taille par défaut, le composant Button fournit trois tailles supplémentaires pour différents scénarios.
 
-:::demo Utilisez l'attribut `size` pour choisir d'autres tailles parmi `medium`, `small` ou `mini`.
+:::demo Utilisez l'attribut `size` pour choisir d'autres tailles parmi `medium`, `small`, `mini` ou `compact`.
 
 ```html
 <el-row>
   <el-button>Défaut</el-button>
   <el-button size="medium">Medium</el-button>
   <el-button size="small">Small</el-button>
   <el-button size="mini">Mini</el-button>
+  <el-button size="compact">Compact</el-button>
 </el-row>
 <el-row>
   <el-button round>Défaut</el-button>
   <el-button size="medium" round>Medium</el-button>
   <el-button size="small" round>Small</el-button>
   <el-button size="mini" round>Mini</el-button>
+  <el-button size="compact" round>Compact</el-button>
 </el-row>
 ```
 :::
 
 ### Attributs
 | Attribut      | Description    | Type      | Valeurs acceptées       | Défaut   |
 |---------- |-------- |---------- |-------------  |-------- |
-| size     | Taille du bouton.   | string  |   medium / small / mini            |    —     |
+| size     | Taille du bouton.   | string  |   medium / small / mini / compact           |    —     |
 | type     | Type du bouton.   | string    |   primary / success / warning / danger / info / text |     —    |
 | plain     | Détermine si le bouton est plein.   | boolean    | — | false   |
 | round     | Détermine si le bouton est arrondi.   | boolean    | — | false   |

examples/docs/zh-CN/button.md

@@ -133,28 +133,30 @@
 
 Button 组件提供除了默认值以外的三种尺寸，可以在不同场景下选择合适的按钮尺寸。
 
-:::demo 额外的尺寸：`medium`、`small`、`mini`，通过设置`size`属性来配置它们。
+:::demo 额外的尺寸：`medium`、`small`、`mini`、`compact`，通过设置`size`属性来配置它们。
 
 ```html
 <el-row>
   <el-button>默认按钮</el-button>
   <el-button size="medium">中等按钮</el-button>
   <el-button size="small">小型按钮</el-button>
   <el-button size="mini">超小按钮</el-button>
+  <el-button size="compact">極小按钮</el-button>
 </el-row>
 <el-row>
   <el-button round>默认按钮</el-button>
   <el-button size="medium" round>中等按钮</el-button>
   <el-button size="small" round>小型按钮</el-button>
   <el-button size="mini" round>超小按钮</el-button>
+  <el-button size="compact" round>极小按钮</el-button>
 </el-row>
 ```
 :::
 
 ### Attributes
 | 参数      | 说明    | 类型      | 可选值       | 默认值   |
 |---------- |-------- |---------- |-------------  |-------- |
-| size     | 尺寸   | string  |   medium / small / mini            |    —     |
+| size     | 尺寸   | string  |   medium / small / mini / compact           |    —     |
 | type     | 类型   | string    |   primary / success / warning / danger / info / text |     —    |
 | plain     | 是否朴素按钮   | boolean    | — | false   |
 | round     | 是否圆角按钮   | boolean    | — | false   |

packages/theme-chalk/src/button.scss

@@ -154,6 +154,12 @@
       padding: $--button-mini-padding-vertical;
     }
   }
+  @include m(compact) {
+    @include button-size($--button-compact-padding-vertical, $--button-compact-padding-horizontal, $--button-compact-font-size, $--button-compact-border-radius);
+    @include when(circle) {
+      padding: $--button-compact-padding-vertical;
+    }
+  }
   @include m(text) {
     border-color: transparent;
     color: $--color-primary;

packages/theme-chalk/src/common/var.scss

@@ -534,6 +534,7 @@ $--button-small-border-radius: #{$--border-radius-base - 1} !default;
 $--button-small-padding-vertical: 9px !default;
 /// padding||Spacing|3
 $--button-small-padding-horizontal: 15px !default;
+
 /// fontSize||Font|1
 $--button-mini-font-size: 12px !default;
 $--button-mini-border-radius: #{$--border-radius-base - 1} !default;
@@ -542,6 +543,14 @@ $--button-mini-padding-vertical: 7px !default;
 /// padding||Spacing|3
 $--button-mini-padding-horizontal: 15px !default;
 
+/// fontSize||Font|1
+$--button-compact-font-size: 12px !default;
+$--button-compact-border-radius: #{$--border-radius-base - 1} !default;
+/// padding||Spacing|3
+$--button-compact-padding-vertical: 5px !default;
+/// padding||Spacing|3
+$--button-compact-padding-horizontal: 12px !default;
+
 /// color||Color|0
 $--button-default-font-color: $--color-text-regular !default;
 /// color||Color|0