feat:add NestedSlider

Pod/Classes/DoricRegistry.m

@@ -42,6 +42,7 @@
 #import "DoricFlowLayoutNode.h"
 #import "DoricPopoverPlugin.h"
 #import "DoricAnimatePlugin.h"
+#import "DoricNestedSliderNode.h"
 
 @interface DoricRegistry ()
 
@@ -86,6 +87,7 @@ - (void)innerRegister {
     [self registerViewNode:DoricRefreshableNode.class withName:@"Refreshable"];
     [self registerViewNode:DoricFlowLayoutItemNode.class withName:@"FlowLayoutItem"];
     [self registerViewNode:DoricFlowLayoutNode.class withName:@"FlowLayout"];
+    [self registerViewNode:DoricNestedSliderNode.class withName:@"NestedSlider"];
 }
 
 - (void)registerJSBundle:(NSString *)bundle withName:(NSString *)name {

Pod/Classes/Shader/DoricGroupNode.m

@@ -20,7 +20,6 @@
 //  Created by pengfei.zhou on 2019/7/30.
 //
 
-#import <Doric/DoricExtensions.h>
 #import "DoricGroupNode.h"
 
 @interface DoricGroupNode ()

Pod/Classes/Shader/DoricNestedSliderNode.h

@@ -0,0 +1,24 @@
+/*
+ * Copyright [2019] [Doric.Pub]
+ *
+ * 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.
+ */
+//
+// Created by pengfei.zhou on 2019/12/7.
+//
+
+#import <Foundation/Foundation.h>
+#import "DoricGroupNode.h"
+
+@interface DoricNestedSliderNode : DoricGroupNode<UIScrollView *>
+@end

Pod/Classes/Shader/DoricNestedSliderNode.m

@@ -0,0 +1,101 @@
+/*
+ * Copyright [2019] [Doric.Pub]
+ *
+ * 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.
+ */
+//
+// Created by pengfei.zhou on 2019/12/7.
+//
+
+#import "DoricNestedSliderNode.h"
+#import "Doric.h"
+
+@interface DoricNestedSliderView : UIScrollView
+
+@end
+
+@implementation DoricNestedSliderView
+- (CGSize)sizeThatFits:(CGSize)size {
+    if (self.subviews.count > 0) {
+        CGFloat width = size.width;
+        CGFloat height = size.height;
+        for (UIView *child in self.subviews) {
+            CGSize childSize = [child measureSize:size];
+            width = MAX(childSize.width, width);
+            height = MAX(childSize.height, height);
+        }
+        return CGSizeMake(width, height);
+    }
+    return size;
+}
+
+- (void)layoutSelf:(CGSize)targetSize {
+    [super layoutSelf:targetSize];
+    [self.subviews forEachIndexed:^(__kindof UIView *obj, NSUInteger idx) {
+        obj.left = idx * self.width;
+    }];
+    [self setContentSize:CGSizeMake(self.subviews.count * self.width, self.height)];
+}
+@end
+
+@interface DoricNestedSliderNode () <UIScrollViewDelegate>
+@property(nonatomic, copy) NSString *onPageSelectedFuncId;
+@property(nonatomic, assign) NSUInteger lastPosition;
+@end
+
+@implementation DoricNestedSliderNode
+- (UIScrollView *)build {
+    return [[DoricNestedSliderView new] also:^(DoricNestedSliderView *it) {
+        it.delegate = self;
+        it.pagingEnabled = YES;
+        [it setShowsVerticalScrollIndicator:NO];
+        [it setShowsHorizontalScrollIndicator:NO];
+    }];
+}
+
+- (void)blendView:(UIScrollView *)view forPropName:(NSString *)name propValue:(id)prop {
+    if ([@"onPageSlided" isEqualToString:name]) {
+        self.onPageSelectedFuncId = prop;
+    } else {
+        [super blendView:view forPropName:name propValue:prop];
+    }
+}
+
+- (void)scrollViewDidEndDecelerating:(UIScrollView *)scrollView {
+    NSUInteger pageIndex = (NSUInteger) (scrollView.contentOffset.x / scrollView.width);
+    [scrollView setContentOffset:CGPointMake(pageIndex * scrollView.width, scrollView.contentOffset.y) animated:YES];
+    if (self.onPageSelectedFuncId && self.onPageSelectedFuncId.length > 0) {
+        if (pageIndex != self.lastPosition) {
+            [self callJSResponse:self.onPageSelectedFuncId, @(pageIndex), nil];
+        }
+    }
+    self.lastPosition = pageIndex;
+}
+
+
+- (void)slidePage:(NSDictionary *)params withPromise:(DoricPromise *)promise {
+    NSUInteger pageIndex = [params[@"page"] unsignedIntegerValue];
+    BOOL smooth = [params[@"smooth"] boolValue];
+    [self.view setContentOffset:CGPointMake(pageIndex * self.view.width, self.view.contentOffset.y) animated:smooth];
+    [promise resolve:nil];
+    self.lastPosition = pageIndex;
+    if (self.onPageSelectedFuncId && self.onPageSelectedFuncId.length > 0) {
+        [self callJSResponse:self.onPageSelectedFuncId, @(pageIndex), nil];
+    }
+}
+
+- (NSNumber *)getSlidedPage {
+    NSUInteger pageIndex = (NSUInteger) (self.view.contentOffset.x / self.view.width);
+    return @(pageIndex);
+}
+@end