[Glitch] Change icon button styles to make hover/focus states more obvious

Port c8fd823327 to glitch-soc

Signed-off-by: Thibaut Girka <thib@sitedethib.com>

app/javascript/flavours/glitch/features/compose/components/options.js

@@ -7,7 +7,7 @@ import spring from 'react-motion/lib/spring';
 
 //  Components.
 import IconButton from 'flavours/glitch/components/icon_button';
-import TextIconButton from 'flavours/glitch/components/text_icon_button';
+import TextIconButton from './text_icon_button';
 import Dropdown from './dropdown';
 import ImmutablePureComponent from 'react-immutable-pure-component';
 

app/javascript/flavours/glitch/features/compose/components/text_icon_button.js

@@ -0,0 +1,43 @@
+import React from 'react';
+import PropTypes from 'prop-types';
+
+const iconStyle = {
+  height: null,
+  lineHeight: '27px',
+  width: `${18 * 1.28571429}px`,
+};
+
+export default class TextIconButton extends React.PureComponent {
+
+  static propTypes = {
+    label: PropTypes.string.isRequired,
+    title: PropTypes.string,
+    active: PropTypes.bool,
+    onClick: PropTypes.func.isRequired,
+    ariaControls: PropTypes.string,
+  };
+
+  handleClick = (e) => {
+    e.preventDefault();
+    this.props.onClick();
+  }
+
+  render () {
+    const { label, title, active, ariaControls } = this.props;
+
+    return (
+      <button
+        title={title}
+        aria-label={title}
+        className={`text-icon-button ${active ? 'active' : ''}`}
+        aria-expanded={active}
+        onClick={this.handleClick}
+        aria-controls={ariaControls}
+        style={iconStyle}
+      >
+        {label}
+      </button>
+    );
+  }
+
+}