added files via upload

Tweaks/FLEX/GlobalStateExplorers/DatabaseBrowser/FLEXDBQueryRowCell.m

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+//
+//  FLEXDBQueryRowCell.m
+//  FLEX
+//
+//  Created by Peng Tao on 15/11/24.
+//  Copyright © 2015年 f. All rights reserved.
+//
+
+#import "FLEXDBQueryRowCell.h"
+#import "FLEXMultiColumnTableView.h"
+#import "NSArray+FLEX.h"
+#import "UIFont+FLEX.h"
+#import "FLEXColor.h"
+
+NSString * const kFLEXDBQueryRowCellReuse = @"kFLEXDBQueryRowCellReuse";
+
+@interface FLEXDBQueryRowCell ()
+@property (nonatomic) NSInteger columnCount;
+@property (nonatomic) NSArray<UILabel *> *labels;
+@end
+
+@implementation FLEXDBQueryRowCell
+
+- (void)setData:(NSArray *)data {
+    _data = data;
+    self.columnCount = data.count;
+    
+    [self.labels flex_forEach:^(UILabel *label, NSUInteger idx) {
+        id content = self.data[idx];
+        
+        if ([content isKindOfClass:[NSString class]]) {
+            label.text = content;
+        } else if (content == NSNull.null) {
+            label.text = @"<null>";
+            label.textColor = FLEXColor.deemphasizedTextColor;
+        } else {
+            label.text = [content description];
+        }
+    }];
+}
+
+- (void)setColumnCount:(NSInteger)columnCount {
+    if (columnCount != _columnCount) {
+        _columnCount = columnCount;
+        
+        // Remove existing labels
+        for (UILabel *l in self.labels) {
+            [l removeFromSuperview];
+        }
+        
+        // Create new labels
+        self.labels = [NSArray flex_forEachUpTo:columnCount map:^id(NSUInteger i) {
+            UILabel *label = [UILabel new];
+            label.font = UIFont.flex_defaultTableCellFont;
+            label.textAlignment = NSTextAlignmentLeft;
+            [self.contentView addSubview:label];
+            
+            return label;
+        }];
+    }
+}
+
+- (void)layoutSubviews {
+    [super layoutSubviews];
+    
+    CGFloat height = self.contentView.frame.size.height;
+    
+    [self.labels flex_forEach:^(UILabel *label, NSUInteger i) {
+        CGFloat width = [self.layoutSource dbQueryRowCell:self widthForColumn:i];
+        CGFloat minX = [self.layoutSource dbQueryRowCell:self minXForColumn:i];
+        label.frame = CGRectMake(minX + 5, 0, (width - 10), height);
+    }];
+}
+
+@end