Move `KeyboardShortcut` styling into a separate file (#8067)

res/css/_components.scss

@@ -277,6 +277,7 @@
 @import "./views/settings/_ImageSizePanel.scss";
 @import "./views/settings/_IntegrationManager.scss";
 @import "./views/settings/_JoinRuleSettings.scss";
+@import "./views/settings/_KeyboardShortcut.scss";
 @import "./views/settings/_LayoutSwitcher.scss";
 @import "./views/settings/_Notifications.scss";
 @import "./views/settings/_PhoneNumbers.scss";

res/css/views/settings/_KeyboardShortcut.scss

@@ -0,0 +1,36 @@
+/*
+Copyright 2020 The Matrix.org Foundation C.I.C.
+Copyright 2021 Šimon Brandner <simon.bra.ag@gmail.com>
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+.mx_KeyboardShortcut {
+    kbd {
+        padding: 5px;
+        border-radius: 4px;
+        background-color: $header-panel-bg-color;
+        margin-right: 5px;
+        min-width: 20px;
+        text-align: center;
+        display: inline-block;
+        border: 1px solid $kbd-border-color;
+        box-shadow: 0 2px $kbd-border-color;
+        margin-bottom: 4px;
+        text-transform: capitalize;
+
+        & + kbd {
+            margin-left: 5px;
+        }
+    }
+}

res/css/views/settings/tabs/user/_KeyboardUserSettingsTab.scss

@@ -21,22 +21,4 @@ limitations under the License.
         justify-content: space-between;
         align-items: center;
     }
-
-    kbd {
-        padding: 5px;
-        border-radius: 4px;
-        background-color: $header-panel-bg-color;
-        margin-right: 5px;
-        min-width: 20px;
-        text-align: center;
-        display: inline-block;
-        border: 1px solid $kbd-border-color;
-        box-shadow: 0 2px $kbd-border-color;
-        margin-bottom: 4px;
-        text-transform: capitalize;
-
-        & + kbd {
-            margin-left: 5px;
-        }
-    }
 }

src/components/views/settings/KeyboardShortcut.tsx

@@ -58,7 +58,7 @@ export const KeyboardShortcut: React.FC<IKeyboardShortcutProps> = ({ value }) =>
         modifiersElement.push(<KeyboardKey key="shiftKey" name={Key.SHIFT} />);
     }
 
-    return <div>
+    return <div className="mx_KeyboardShortcut">
         { modifiersElement }
         <KeyboardKey name={value.key} last />
     </div>;

test/components/views/settings/__snapshots__/KeyboardShortcut-test.tsx.snap

@@ -23,7 +23,9 @@ exports[`KeyboardShortcut doesn't render same modifier twice 1`] = `
     }
   }
 >
-  <div>
+  <div
+    className="mx_KeyboardShortcut"
+  >
     <KeyboardKey
       key="ctrlOrCmdKey"
       name="Control"
@@ -59,7 +61,9 @@ exports[`KeyboardShortcut doesn't render same modifier twice 2`] = `
     }
   }
 >
-  <div>
+  <div
+    className="mx_KeyboardShortcut"
+  >
     <KeyboardKey
       key="ctrlOrCmdKey"
       name="Control"

test/components/views/settings/tabs/user/__snapshots__/KeyboardUserSettingsTab-test.tsx.snap

@@ -50,7 +50,9 @@ exports[`KeyboardUserSettingsTab renders list of keyboard shortcuts 1`] = `
                   }
                 }
               >
-                <div>
+                <div
+                  className="mx_KeyboardShortcut"
+                >
                   <KeyboardKey
                     key="ctrlKey"
                     name="Control"
@@ -92,7 +94,9 @@ exports[`KeyboardUserSettingsTab renders list of keyboard shortcuts 1`] = `
                   }
                 }
               >
-                <div>
+                <div
+                  className="mx_KeyboardShortcut"
+                >
                   <KeyboardKey
                     key="ctrlKey"
                     name="Control"
@@ -160,7 +164,9 @@ exports[`KeyboardUserSettingsTab renders list of keyboard shortcuts 1`] = `
                   }
                 }
               >
-                <div>
+                <div
+                  className="mx_KeyboardShortcut"
+                >
                   <KeyboardKey
                     last={true}
                     name="Enter"