iOS eighth day (6:uitableviewcontroller Sina Weibo, model and control location encapsulation together with Statusframe)

Hmviewcontroller

#import "HMViewController.h"#import "HMStatus.h"#import "HMStatusCell.h"#import "HMStatusFrame.h"@interfaceHmviewcontroller ()/** Save an array of statusframe models*/@property (nonatomic, strong) Nsarray*Statusframes;@end@implementationHmviewcontroller-(Nsarray *) statusframes{if(_statusframes = = nil) _statusframes =[hmstatusframe statusframes]; return_statusframes;}- (void) viewdidload{[Super Viewdidload]; //self.tableView.rowHeight = $;}#pragmaMark-Data Source Method-(Nsinteger) TableView: (UITableView *) TableView numberofrowsinsection: (nsinteger) section{returnSelf.statusFrames.count;}-(UITableViewCell *) TableView: (UITableView *) TableView Cellforrowatindexpath: (Nsindexpath *) indexpath{StaticNSString *id =@"Cell"; Hmstatuscell*cell =[TableView Dequeuereusablecellwithidentifier:id]; if(Cell = =Nil) {Cell=[[Hmstatuscell alloc] Initwithstyle:uitableviewcellstyledefault Reuseidentifier:id]; }        //Assign Value//Remove the Statusframe modelHmstatusframe *statusframe =Self.statusframes[indexpath.row]; Cell.status=Statusframe.status; in//4 returncell;}#pragmaMark-Proxy method/** Calculate cell Row Height*/-(CGFloat) TableView: (UITableView *) TableView Heightforrowatindexpath: (Nsindexpath *) indexpath{/** The method of calculating the row height, how many rows are calculated when the tabular data is loaded contentsize problem: When this method executes, the cell is not instantiated!          However: The row height calculation is when the cell is instantiated, by setting the Status property, the calculated = = with the status model, you can know the row height!     Question: How do I get the row height before the cell is instantiated? Workaround: The row height can be calculated by status! = "Build a model that calculates the position of all controls*/Hmstatusframe*statusframe =Self.statusframes[indexpath.row]; returnstatusframe.cellheight;}@end

Hmstatusframe

#import<Foundation/Foundation.h>@classHmstatus;/** Specifically calculates all control locations*/@interfaceHmstatusframe:nsobject@property (nonatomic, assign) CGRect iconf; @property (nonatomic, assign) CGRect NAMEF; @prope Rty (nonatomic, assign) CGRect vipf; @property (nonatomic, assign) CGRect TEXTF; @property (nonatomic, assign) CGRect Pictur EF;/** Row Height*/@property (nonatomic, assign) cgfloat cellheight;/** The size of all controls can be calculated by status*/@property (nonatomic, strong) Hmstatus*status;/** All statusframe data Arrays*/+ (Nsarray *) Statusframes;@end

****************hmstatusframe. m

#import "HMStatusFrame.h"#import "HMStatus.h"/** Name Font*/#defineKnamefont [Uifont systemfontofsize:14]/** Text Font*/#defineKtextfont [Uifont systemfontofsize:16]@interfaceHmstatusframe ()@end@implementationHmstatusframe-(void) SetStatus: (Hmstatus * ) Status {_status=status; //0. Define SpacingCGFloat padding =Ten; //1. AvatarCGFloat IconX =padding; CGFloat Icony=padding; CGFloat iconw= -; CGFloat Iconh= -; Self.iconf=CGRectMake (IconX, Icony, Iconw, Iconh); //2. Name size is determined by the length of the text//Boundingrectwithsize calculates the area occupied by a given text string//The return value is an x, y = 0 Cgrect,w,h is the calculated width and height//    //If you want to calculate the exact height of multiple rows, you need to pass in the Nsstringdrawinguseslinefragmentorigin option//Dict Dictionary that specifies the related properties of the font, the first header file in the Uikit frame//Context:nilNsdictionary *namedict =@{nsfontattributename:knamefont}; CGRect Nameframe=[Self.status.name boundingrectwithsize:cgsizemake (Maxfloat, maxfloat) options:    Nsstringdrawinguseslinefragmentorigin attributes:namedict Context:nil]; Nameframe.origin.x= Cgrectgetmaxx (self.iconf) +padding; NAMEFRAME.ORIGIN.Y= padding + (self.iconf.size.height-nameframe.size.height) *0.5; SELF.NAMEF=Nameframe; //VIP iconCGFloat vipx = Cgrectgetmaxx (SELF.NAMEF) +padding; CGFloat vipy=SELF.NAMEF.ORIGIN.Y; CGFloat VIPW= -; CGFloat Viph= -; Self.vipf=CGRectMake (vipx, vipy, VIPW, VIPH); //BodyNsdictionary *textdict =@{nsfontattributename:ktextfont}; CGRect TextFrame= [Self.status.text Boundingrectwithsize:cgsizemake ( -, maxfloat) options:nsstringdrawinguseslinefragmentorigin attributes:textdict Context:nil]; Textframe.origin.x=padding; TEXTFRAME.ORIGIN.Y= Cgrectgetmaxy (self.iconf) +padding; SELF.TEXTF=TextFrame; if(Self.status.picture.length >0) {        //Image MatchingCGFloat Picturex =padding; CGFloat Picturey= Cgrectgetmaxy (textFrame) +padding; CGFloat Picturew= -; CGFloat Pictureh= -; Self.picturef=CGRectMake (Picturex, Picturey, Picturew, Pictureh); Self.cellheight= Cgrectgetmaxy (self.picturef) +padding; } Else{self.cellheight= Cgrectgetmaxy (SELF.TEXTF) +padding; }}+ (Nsarray *)statusframes{nsarray*array = [Nsarray arraywithcontentsoffile:[[nsbundle mainbundle] Pathforresource:@"statuses.plist"Oftype:nil]]; Nsmutablearray*arraym =[Nsmutablearray array];  for(Nsdictionary *dictinchArray) {        //to add a Statusframe objectHmstatusframe *statusframe =[[Hmstatusframe alloc] init]; //instantiate a new status modelHmstatus *status =[Hmstatus statuswithdict:dict]; in//4  //  Call your own setter method, save the status data model, and calculate the position of all controls statusframe.status = status; //adding statusframe to an array[Arraym Addobject:statusframe]; }        returnArraym;}@end

iOS eighth day (6:uitableviewcontroller Sina Weibo, model and control location encapsulation together with Statusframe)