Create a common BaseDialog

I'm fed up with copying the boilerplate for modal dialogs the whole time.

src/components/views/dialogs/TextInputDialog.js

@@ -14,9 +14,10 @@ See the License for the specific language governing permissions and
 limitations under the License.
 */
 
-var React = require("react");
+import React from 'react';
+import sdk from '../../../index';
 
-module.exports = React.createClass({
+export default React.createClass({
     displayName: 'TextInputDialog',
     propTypes: {
         title: React.PropTypes.string,
@@ -27,7 +28,7 @@ module.exports = React.createClass({
         value: React.PropTypes.string,
         button: React.PropTypes.string,
         focus: React.PropTypes.bool,
-        onFinished: React.PropTypes.func.isRequired
+        onFinished: React.PropTypes.func.isRequired,
     },
 
     getDefaultProps: function() {
@@ -36,7 +37,7 @@ module.exports = React.createClass({
             value: "",
             description: "",
             button: "OK",
-            focus: true
+            focus: true,
         };
     },
 
@@ -55,25 +56,13 @@ module.exports = React.createClass({
         this.props.onFinished(false);
     },
 
-    onKeyDown: function(e) {
-        if (e.keyCode === 27) { // escape
-            e.stopPropagation();
-            e.preventDefault();
-            this.props.onFinished(false);
-        }
-        else if (e.keyCode === 13) { // enter
-            e.stopPropagation();
-            e.preventDefault();
-            this.props.onFinished(true, this.refs.textinput.value);
-        }
-    },
-
     render: function() {
+        const BaseDialog = sdk.getComponent('views.dialogs.BaseDialog');
         return (
-            <div className="mx_TextInputDialog">
-                <div className="mx_Dialog_title">
-                    {this.props.title}
-                </div>
+            <BaseDialog className="mx_TextInputDialog" onFinished={this.props.onFinished}
+                onEnterPressed={this.onOk}
+                title={this.props.title}
+            >
                 <div className="mx_Dialog_content">
                     <div className="mx_TextInputDialog_label">
                         <label htmlFor="textinput"> {this.props.description} </label>
@@ -90,7 +79,7 @@ module.exports = React.createClass({
                         {this.props.button}
                     </button>
                 </div>
-            </div>
+            </BaseDialog>
         );
-    }
+    },
 });