Add new create group dialog

src/components/views/elements/InfoTooltip.tsx

@@ -0,0 +1,73 @@
+/*
+Copyright 2019 Michael Telatynski <7t3chguy@gmail.com>
+Copyright 2019 The Matrix.org Foundation C.I.C.
+
+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.
+*/
+
+import React from 'react';
+import classNames from 'classnames';
+
+import AccessibleButton from "./AccessibleButton";
+import Tooltip from './Tooltip';
+import { _t } from "../../../languageHandler";
+
+interface ITooltipProps {
+    tooltip?: React.ReactNode;
+    tooltipClassName?: string;
+}
+
+interface IState {
+    hover: boolean;
+}
+
+export default class InfoTooltip extends React.PureComponent<ITooltipProps, IState> {
+    constructor(props: ITooltipProps) {
+        super(props);
+        this.state = {
+            hover: false,
+        };
+    }
+
+    onMouseOver = () => {
+        this.setState({
+            hover: true,
+        });
+    };
+
+    onMouseLeave = () => {
+        this.setState({
+            hover: false,
+        });
+    };
+
+    render() {
+        const {tooltip, children, tooltipClassName} = this.props;
+        const title = _t("Information");
+
+        // Tooltip are forced on the right for a more natural feel to them on info icons
+        const tip = this.state.hover ? <Tooltip
+            className="mx_InfoTooltip_container"
+            tooltipClassName={classNames("mx_InfoTooltip_tooltip", tooltipClassName)}
+            label={tooltip || title}
+            forceOnRight={true}
+        /> : <div />;
+        return (
+            <div onMouseOver={this.onMouseOver} onMouseLeave={this.onMouseLeave} className="mx_InfoTooltip">
+                <span className="mx_InfoTooltip_icon" aria-label={title} />
+                {children}
+                {tip}
+            </div>
+        );
+    }
+}