iOS中创建表格类视图WBDataGridView的实例代码-创新互联
项目中创建表格, 引用头文件
#import "WBDataGridView.h"
- (void)viewDidLoad{
[superviewDidLoad];
// Do any additional setup after loading the view.
self.view.backgroundColor = [UIColorwhiteColor];
CGFloat margin = 10.f;
CGFloat width = self.view.frame.size.width -2*margin;
// - 添加表格 - 两列
WBDataGridView *DataGrid = [[WBDataGridViewalloc] initWithFrame:CGRectMake(margin,4*margin , width, 0)
andColumnsWidths:@[@(width*0.4),@(width*0.6)]];
DataGrid.roundCorner = YES;
[DataGrid addRecord:@[@"姓名",@"dylan_lwb_"]];
[DataGrid addRecord:@[@"性别",@"男"]];
[DataGrid addRecord:@[@"电话",@"110119120"]];
[DataGrid addRecord:@[@"邮箱",@"dylan_lwb@163.com"]];
[self.viewaddSubview:DataGrid];
// - 添加表格 - 多列
WBDataGridView *MoreDataGrid = [[WBDataGridViewalloc]initWithFrame:CGRectMake(margin,CGRectGetMaxY(DataGrid.frame) +2*margin , width, 0)
andColumnsWidths:@[@(width*0.2),@(width*0.2),@(width*0.2),@(width*0.4)]];
MoreDataGrid.roundCorner = YES;
[MoreDataGrid addRecord:@[@"姓名",@"姓名",@"姓名",@"dylan_lwb_"]];
[MoreDataGrid addRecord:@[@"性别",@"性别",@"性别",@"男"]];
[MoreDataGrid addRecord:@[@"电话",@"电话",@"电话",@"110119120"]];
[MoreDataGrid addRecord:@[@"邮箱",@"邮箱",@"邮箱",@"dylan_lwb@163.com"]];
[self.viewaddSubview:MoreDataGrid];
}
// WBDataGridView.h
#import
extern NSString *const SwitchButtonString;
@interface WBDataGridView : UIView
@property (retain,nonatomic) NSArray *columnsWidths;
@property (assign,nonatomic) NSUInteger lastRowHeight;
@property (retain,nonatomic) UIImage *selectedImage;
@property (retain,nonatomic) UIImage *unselectedImage;
@property (assign,nonatomic) BOOL roundCorner;
- (id)initWithFrame:(CGRect)frame andColumnsWidths:(NSArray*)columns;
- (void)addRecord:(NSArray*)record;
- (NSUInteger)selectedIndex;
@end
// WBDataGridView.m
#import "WBDataGridView.h"
NSString * const SwitchButtonString =@"SwitchButtonString";
@interface WBDataGridView ()
@property (assign,nonatomic) NSUInteger numRows;
@property (assign,nonatomic) NSUInteger dy;
@property (retain,nonatomic) NSMutableArray *switchButtons;
@end
@implementation WBDataGridView
- (id)initWithFrame:(CGRect)frame andColumnsWidths:(NSArray*)columns{
self = [superinitWithFrame:frame];
if (self)
{
self.numRows =0;
self.columnsWidths = columns;
self.dy =0;
self.numRows =0;
self.switchButtons = [NSMutableArrayarray];
}
return self;
}
- (void)addRecord: (NSArray*)record
{
if(record.count !=self.columnsWidths.count)
{
NSLog(@"!!! Number of items does not match number of columns. !!!");
return;
}
self.lastRowHeight =42;
uint dx = 0;
NSMutableArray* labels = [NSMutableArrayarray];
// - create the items/columns of the row
for(uint i=0; i0)
{
rect.origin.x -= i;
}
NSString *oneRecord = [record objectAtIndex:i];
if ([oneRecord isEqualToString:SwitchButtonString])
{
// - set the switch button string as empty, create a label to adjust a cell first, then add the switch upon the label
oneRecord = @"";
}
UILabel* col1 = [[UILabelalloc] init];
[col1.layersetBorderColor:[[UIColorcolorWithWhite:0.821alpha:1.000]CGColor]];
[col1.layer setBorderWidth:1.0];
col1.font = [UIFontfontWithName:@"Helvetica"size:self.numRows ==0 ? 14.0f :12.0f];
col1.textColor = [UIColordarkGrayColor];
col1.frame = rect;
// - round corner
if ([selfisRoundCorner:i])
{
col1.layer.cornerRadius =5;
col1.layer.masksToBounds =YES;
}
// - set left reght margins&alignment for the label
NSMutableParagraphStyle *style = [[NSParagraphStyledefaultParagraphStyle]mutableCopy];
style.alignment =NSTextAlignmentCenter;
NSAttributedString *attrText = [[NSAttributedStringalloc]initWithString:oneRecordattributes:@{NSParagraphStyleAttributeName : style}];
col1.lineBreakMode =NSLineBreakByCharWrapping;
col1.numberOfLines = 0;
col1.attributedText = attrText;
[col1 sizeToFit];
// - used to find height of longest label
CGFloat h = col1.frame.size.height +10;
if(h > self.lastRowHeight){
self.lastRowHeight = h;
}
// - make the label width same as columns's width
rect.size.width = colWidth;
col1.frame = rect;
[labels addObject:col1];
// - used for setting the next column X position
dx += colWidth;
}
// - make all the labels of same height and then add to view
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