add Modal component

add Modal component

components/modal/index.js

@@ -0,0 +1,65 @@
+import Modal from './confirm';
+
+let modalInstance;
+
+function getModalInstance () {
+    modalInstance = modalInstance || Modal.newInstance({
+        closable: false,
+        maskClosable: false,
+        footerHide: true
+    });
+
+    return modalInstance;
+}
+
+function confirm (options) {
+    let instance  = getModalInstance();
+
+    options.onRemove = function () {
+        modalInstance = null;
+    };
+
+    instance.show(options);
+}
+
+Modal.info = function (props = {}) {
+    props.icon = 'info';
+    props.showCancel = false;
+    return confirm(props);
+};
+
+Modal.success = function (props = {}) {
+    props.icon = 'success';
+    props.showCancel = false;
+    return confirm(props);
+};
+
+Modal.warning = function (props = {}) {
+    props.icon = 'warning';
+    props.showCancel = false;
+    return confirm(props);
+};
+
+Modal.error = function (props = {}) {
+    props.icon = 'error';
+    props.showCancel = false;
+    return confirm(props);
+};
+
+Modal.confirm = function (props = {}) {
+    props.icon = 'confirm';
+    props.showCancel = true;
+    return confirm(props);
+};
+
+Modal.remove = function () {
+    if (!modalInstance) {   // at loading status, remove after Cancel
+        return false;
+    }
+
+    const instance = getModalInstance();
+
+    instance.remove();
+};
+
+export default Modal;