Introducing NavigationCardStack

Summary:Basic implementation of the component NavigationCardStack that animates
a list of NavigationCard.

This will be used to port the UX of teh current Navigator.

Reviewed By: ericvicenti, fkgozali

Differential Revision: D2967065

fb-gh-sync-id: a72920e141364fab328e45a083aef21ca5e6fe0c
shipit-source-id: a72920e141364fab328e45a083aef21ca5e6fe0c

Examples/UIExplorer/NavigationExperimental/NavigationCardStackExample.js

@@ -0,0 +1,114 @@
+/**
+ * The examples provided by Facebook are for non-commercial testing and
+ * evaluation purposes only.
+ *
+ * Facebook reserves all rights not expressly granted.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NON INFRINGEMENT. IN NO EVENT SHALL
+ * FACEBOOK BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
+ * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+ * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+*/
+'use strict';
+
+const NavigationExampleRow = require('./NavigationExampleRow');
+const React = require('react-native');
+
+const {
+  NavigationExperimental,
+  StyleSheet,
+  ScrollView,
+} = React;
+
+const NavigationCardStack = NavigationExperimental.CardStack;
+const NavigationStateUtils = NavigationExperimental.StateUtils;
+
+class NavigationCardStackExample extends React.Component {
+
+  constructor(props, context) {
+    super(props, context);
+    this.state = this._getInitialState();
+    this._renderScene = this._renderScene.bind(this);
+    this._push = this._push.bind(this);
+    this._pop = this._pop.bind(this);
+  }
+
+  render() {
+    return (
+      <NavigationCardStack
+        style={styles.main}
+        renderScene={this._renderScene}
+        navigationState={this.state.navigationState}
+      />
+    );
+  }
+
+  _getInitialState() {
+    const route = {key: 'First Route'};
+    const navigationState = {
+      index: 0,
+      children: [route],
+    };
+    return {
+      navigationState,
+    };
+  }
+
+  _push() {
+    const state = this.state.navigationState;
+    const nextRoute = {key: 'Route ' + (state.index + 1)};
+    const nextState = NavigationStateUtils.push(
+      state,
+      nextRoute,
+    );
+    this.setState({
+      navigationState: nextState,
+    });
+  }
+
+  _pop() {
+    const state = this.state.navigationState;
+    const nextState = state.index > 0 ?
+      NavigationStateUtils.pop(state) :
+      state;
+
+    this.setState({
+      navigationState: nextState,
+    });
+  }
+
+  _renderScene(navigationState, index, position, layout) {
+    return (
+      <ScrollView style={styles.scrollView}>
+        <NavigationExampleRow
+          text={JSON.stringify(navigationState)}
+        />
+        <NavigationExampleRow
+          text="Push Route"
+          onPress={this._push}
+        />
+        <NavigationExampleRow
+          text="Pop Route"
+          onPress={this._pop}
+        />
+        <NavigationExampleRow
+          text="Exit Card Stack Example"
+          onPress={this.props.onExampleExit}
+        />
+      </ScrollView>
+    );
+  }
+}
+
+const styles = StyleSheet.create({
+  main: {
+    flex: 1,
+  },
+  scrollView: {
+    marginTop: 64
+  },
+});
+
+module.exports = NavigationCardStackExample;