feat:add CollectionView

iOS/Pod/Classes/DoricRegistry.m

@@ -38,6 +38,8 @@
 #import "DoricNavigatorPlugin.h"
 #import "DoricNavBarPlugin.h"
 #import "DoricRefreshableNode.h"
+#import "DoricCollectionItemNode.h"
+#import "DoricCollectionNode.h"
 
 @interface DoricRegistry ()
 
@@ -78,6 +80,8 @@ - (void)innerRegister {
     [self registerViewNode:DoricSliderNode.class withName:@"Slider"];
     [self registerViewNode:DoricSlideItemNode.class withName:@"SlideItem"];
     [self registerViewNode:DoricRefreshableNode.class withName:@"Refreshable"];
+    [self registerViewNode:DoricCollectionItemNode.class withName:@"CollectionItem"];
+    [self registerViewNode:DoricCollectionNode.class withName:@"Collection"];
 }
 
 - (void)registerJSBundle:(NSString *)bundle withName:(NSString *)name {

iOS/Pod/Classes/Shader/DoricCollectionItemNode.h

@@ -0,0 +1,10 @@
+//
+// Created by pengfei.zhou on 2019/11/28.
+//
+
+#import <Foundation/Foundation.h>
+#import "DoricStackNode.h"
+
+
+@interface DoricCollectionItemNode : DoricStackNode
+@end

iOS/Pod/Classes/Shader/DoricCollectionItemNode.m

@@ -0,0 +1,33 @@
+//
+// Created by pengfei.zhou on 2019/11/28.
+//
+
+#import "DoricCollectionItemNode.h"
+
+@interface DoricCollectionItemView : DoricStackView
+@end
+
+@implementation DoricCollectionItemView
+@end
+
+@interface DoricCollectionItemNode ()
+@end
+
+
+@implementation DoricCollectionItemNode
+- (instancetype)initWithContext:(DoricContext *)doricContext {
+    if (self = [super initWithContext:doricContext]) {
+        self.reusable = YES;
+    }
+    return self;
+}
+
+- (void)initWithSuperNode:(DoricSuperNode *)superNode {
+    [super initWithSuperNode:superNode];
+    self.reusable = YES;
+}
+
+- (DoricStackView *)build {
+    return [DoricCollectionItemView new];
+}
+@end

iOS/Pod/Classes/Shader/DoricCollectionNode.h

@@ -0,0 +1,9 @@
+//
+// Created by pengfei.zhou on 2019/11/28.
+//
+
+#import <Foundation/Foundation.h>
+#import "DoricSuperNode.h"
+
+@interface DoricCollectionNode : DoricSuperNode<UICollectionView *>
+@end

iOS/Pod/Classes/Shader/DoricCollectionNode.m

@@ -0,0 +1,71 @@
+//
+// Created by pengfei.zhou on 2019/11/28.
+//
+
+#import "DoricCollectionNode.h"
+#import "DoricCollectionItemNode.h"
+#import "DoricExtensions.h"
+
+@interface DoricCollectionViewCell : UICollectionViewCell
+@property(nonatomic, strong) DoricCollectionItemNode *viewNode;
+@end
+
+@implementation DoricCollectionViewCell
+@end
+
+@interface DoricCollectionView : UICollectionView
+@end
+
+@implementation DoricCollectionView
+- (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 reloadData];
+}
+@end
+
+@interface DoricCollectionNode () <UICollectionViewDataSource, UICollectionViewDelegateFlowLayout>
+@property(nonatomic, strong) NSMutableDictionary <NSNumber *, NSString *> *itemViewIds;
+@property(nonatomic, assign) NSUInteger itemCount;
+@property(nonatomic, assign) NSUInteger batchCount;
+@end
+
+@implementation DoricCollectionNode
+- (instancetype)initWithContext:(DoricContext *)doricContext {
+    if (self = [super initWithContext:doricContext]) {
+        _itemViewIds = [NSMutableDictionary new];
+        _batchCount = 15;
+    }
+    return self;
+}
+
+- (UICollectionView *)build {
+    UICollectionViewFlowLayout *flowLayout = [[UICollectionViewFlowLayout alloc] init];
+    [flowLayout setScrollDirection:UICollectionViewScrollDirectionHorizontal];
+
+    return [[[DoricCollectionView alloc] initWithFrame:CGRectZero
+                                  collectionViewLayout:flowLayout]
+            also:^(UICollectionView *it) {
+                it.backgroundColor = [UIColor whiteColor];
+                it.pagingEnabled = YES;
+                it.delegate = self;
+                it.dataSource = self;
+                [it registerClass:[DoricCollectionViewCell class] forCellWithReuseIdentifier:@"doricCell"];
+            }];
+}
+
+
+@end

iOS/Pod/Classes/Shader/DoricSliderNode.m

@@ -24,11 +24,11 @@
 #import "Doric.h"
 #import "DoricSlideItemNode.h"
 
-@interface DoricCollectionViewCell : UICollectionViewCell
+@interface DoricSliderViewCell : UICollectionViewCell
 @property(nonatomic, strong) DoricSlideItemNode *doricSlideItemNode;
 @end
 
-@implementation DoricCollectionViewCell
+@implementation DoricSliderViewCell
 @end
 
 @interface DoricSliderNode () <UICollectionViewDataSource, UICollectionViewDelegateFlowLayout>
@@ -37,18 +37,20 @@ @interface DoricSliderNode () <UICollectionViewDataSource, UICollectionViewDeleg
 @property(nonatomic, assign) NSUInteger batchCount;
 @end
 
-@interface DoricCollectionView : UICollectionView
+@interface DoricSliderView : UICollectionView
 @end
 
-@implementation DoricCollectionView
+@implementation DoricSliderView
 - (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(size.width, size.height);
+        return CGSizeMake(width, height);
     }
     return size;
 }
@@ -72,14 +74,14 @@ - (UICollectionView *)build {
     UICollectionViewFlowLayout *flowLayout = [[UICollectionViewFlowLayout alloc] init];
     [flowLayout setScrollDirection:UICollectionViewScrollDirectionHorizontal];
 
-    return [[[DoricCollectionView alloc] initWithFrame:CGRectZero
-                                  collectionViewLayout:flowLayout]
+    return [[[DoricSliderView alloc] initWithFrame:CGRectZero
+                              collectionViewLayout:flowLayout]
             also:^(UICollectionView *it) {
                 it.backgroundColor = [UIColor whiteColor];
                 it.pagingEnabled = YES;
                 it.delegate = self;
                 it.dataSource = self;
-                [it registerClass:[DoricCollectionViewCell class] forCellWithReuseIdentifier:@"doricCell"];
+                [it registerClass:[DoricSliderViewCell class] forCellWithReuseIdentifier:@"doricCell"];
             }];
 }
 
@@ -118,7 +120,7 @@ - (__kindof UICollectionViewCell *)collectionView:(UICollectionView *)collection
     NSUInteger position = (NSUInteger) indexPath.row;
     NSDictionary *model = [self itemModelAt:position];
     NSDictionary *props = model[@"props"];
-    DoricCollectionViewCell *cell = [collectionView dequeueReusableCellWithReuseIdentifier:@"doricCell" forIndexPath:indexPath];
+    DoricSliderViewCell *cell = [collectionView dequeueReusableCellWithReuseIdentifier:@"doricCell" forIndexPath:indexPath];
     if (!cell.doricSlideItemNode) {
         DoricSlideItemNode *slideItemNode = [[DoricSlideItemNode alloc] initWithContext:self.doricContext];
         [slideItemNode initWithSuperNode:self];
@@ -159,8 +161,8 @@ - (DoricViewNode *)subNodeWithViewId:(NSString *)viewId {
     __block DoricViewNode *ret = nil;
     [self.doricContext.driver ensureSyncInMainQueue:^{
         for (UICollectionViewCell *collectionViewCell in self.view.visibleCells) {
-            if ([collectionViewCell isKindOfClass:[DoricCollectionViewCell class]]) {
-                DoricSlideItemNode *node = ((DoricCollectionViewCell *) collectionViewCell).doricSlideItemNode;
+            if ([collectionViewCell isKindOfClass:[DoricSliderViewCell class]]) {
+                DoricSlideItemNode *node = ((DoricSliderViewCell *) collectionViewCell).doricSlideItemNode;
                 if ([viewId isEqualToString:node.viewId]) {
                     ret = node;
                     break;

js-framework/src/widget/collection.ts

@@ -0,0 +1,79 @@
+/*
+ * 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.
+ */
+import { Stack } from './layouts'
+import { Property, IView, Superview } from '../ui/view'
+
+export class CollectionItem extends Stack {
+    /**
+    * Set to reuse native view
+    */
+    @Property
+    identifier?: string
+}
+export interface ICollection extends IView {
+    renderItem: (index: number) => CollectionItem
+    itemCount: number
+    batchCount?: number
+}
+
+export class Collection extends Superview implements ICollection {
+    private cachedViews: Map<string, CollectionItem> = new Map
+    private ignoreDirtyCallOnce = false
+    allSubviews() {
+        return this.cachedViews.values()
+    }
+
+    @Property
+    itemCount = 0
+
+    @Property
+    renderItem!: (index: number) => CollectionItem
+
+    @Property
+    batchCount = 15
+
+    reset() {
+        this.cachedViews.clear()
+        this.itemCount = 0
+    }
+    private getItem(itemIdx: number) {
+        let view = this.cachedViews.get(`${itemIdx}`)
+        if (view === undefined) {
+            view = this.renderItem(itemIdx)
+            view.superview = this
+            this.cachedViews.set(`${itemIdx}`, view)
+        }
+        return view
+    }
+
+    isDirty() {
+        if (this.ignoreDirtyCallOnce) {
+            this.ignoreDirtyCallOnce = false
+            //Ignore the dirty call once.
+            return false
+        }
+        return super.isDirty()
+    }
+
+    private renderBunchedItems(start: number, length: number) {
+        this.ignoreDirtyCallOnce = true;
+        return new Array(Math.min(length, this.itemCount - start)).fill(0).map((_, idx) => {
+            const listItem = this.getItem(start + idx)
+            return listItem.toModel()
+        })
+    }
+}
+

js-framework/src/widget/index.widget.ts

@@ -20,3 +20,4 @@ export * from './list'
 export * from './slider'
 export * from './scroller'
 export * from './refreshable'
+export * from './collection'