Uikit Framework (1) Introduction to IOS app development

<span id="Label3"></p> <ul class="list-paddingleft-2"> <ul class="list-paddingleft-2"> <li><p><strong>UI elements in the app</strong></p></li> </ul> </ul><p><p>650) this.width=650; "src=" http://s4.51cto.com/wyfs02/M01/7C/85/wKioL1bSmXWyJrhAAAIV9KFnfqs864.png "title=" Screenshot.png "width=" "height=" 319 "border=" 0 "hspace=" 0 "vspace=" 0 "style=" width:600px;height:319px; "alt=" Wkiol1bsmxwyjrhaaaiv9kfnfqs864.png "/></p></p><p><p></p></p> <ul class="list-paddingleft-2"> <ul class="list-paddingleft-2"> <li><p><strong>Size of equipment</strong></p></li> </ul> </ul><p><p>iphone device size:</p></p> <table> <tbody> <tr> <td style="padding-top:10px;padding-bottom:10px;margin:0px;" width="213"> <p> <span style="color:rgb (0,145,147);"> device </span> </p> </td> <td style="padding-top:10px;padding-bottom:10px;margin:0px;" width="98"> <p> <span style="color: RGB (0,145,147); "> resolution </span> </p> <p> <span style="color:rgb (0,145,147);"> <br> </span> </p> </td> <td style="padding-top:10px; padding-bottom:10px;margin:0px; " width=" "> <p> <span style=" color:rgb (0,145,147); "> dot coordinates </span> </p> </td> <td style="padding-top:10px;padding-bottom:10px;margin:0px;" width="6"> <p> <span style="color:rgb (0,145,147);"> size </span> </p> </td> <td style="padding-top:10px;padding-bottom:10px;margin:0px;" width="<span"> <p> style= Color:rgb 0,145,147); " > status bar height </p> </td> <td style="padding-top:10px;padding-bottom:10px;margin:0px;" width="wuyi"> <p> <span style=" Color:rgb (0,145,147); "> navigation bar height </span> </p> </td> <td style="padding-top:10px;padding-bottom:10px;margin:0px;" width=""> <p> <span style=" Color:rgb (0,145,147); "> tab bar height </span> </p> </td> </tr> <tr> <td style="padding-top:10px;padding-bottom:10px;margin:0px;" width="213"><p><span style="color:rgb(0,84,147);"><span style="font-size:14px;">iphone 6s Plus & iphone 6 Plus</span></span></p></td> <td style="padding-top:10px;padding-bottom:10px;margin:0px;" width="91"><p><span style="color:rgb(121,121,121);"><span style="font-size:14px;">1080x1920 px</span></span><br></p></td> <td style="padding-top:10px;padding-bottom:10px;margin:0px;" width="43"><p><span style="color:rgb(121,121,121);"><span style="font-size:14px;">540x960</span></span><br></p></td> <td style="padding-top:10px;padding-bottom:10px;margin:0px;" width="16"><p><span style="color:rgb(121,121,121);"><span style="font-size:14px;">5.5</span></span><br></p></td> <td style="padding-top:10px;padding-bottom:10px;margin:0px;" width="49"><p><span style="color:rgb(121,121,121);"><span style="font-size:14px;">+ px</span></span><br></p></td> <td style="padding-top:10px;padding-bottom:10px;margin:0px;" width="51"><p><span style="color:rgb(121,121,121);"><span style="font-size:14px;">px</span></span><br></p></td> <td style="padding-top:10px;padding-bottom:10px;margin:0px;" width="48"><p><span style="color:rgb(121,121,121);"><span style="font-size:14px;">98 px</span></span></p></td> </tr> <tr> <td style="padding-top:10px;padding-bottom:10px;margin:0px;" width="213"><p><span style="color:rgb(0,84,147);"><span style="font-size:14px;">IPhone 6s & 6</span></span></p></td> <td style="padding-top:10px;padding-bottom:10px;margin:0px;" width="91"><p><span style="color:rgb(121,121,121);"><span style="font-size:14px;">750x1334 px</span></span></p></td> <td style="padding-top:10px;padding-bottom:10px;margin:0px;" width="43"><p><span style="color:rgb(121,121,121);"><span style="font-size:14px;">375x667</span></span></p></td> <td style="padding-top:10px;padding-bottom:10px;margin:0px;" width="16"><p><span style="color:rgb(121,121,121);"><span style="font-size:14px;">4.7</span></span></p></td> <td style="padding-top:10px;padding-bottom:10px;margin:0px;" width="49"><p><span style="color:rgb(121,121,121);"><span style="font-size:14px;">+ px</span></span></p></td> <td style="padding-top:10px;padding-bottom:10px;margin:0px;" width="51"><p><span style="color:rgb(121,121,121);"><span style="font-size:14px;">px</span></span></p></td> <td style="padding-top:10px;padding-bottom:10px;margin:0px;" width="48"><p><span style="color:rgb(121,121,121);"><span style="font-size:14px;">98 px</span></span></p></td> </tr> <tr> <td style="padding-top:10px;padding-bottom:10px;margin:0px;" width="213"><p><span style="color:rgb(0,84,147);"><span style="font-size:14px;">IPhone 5 & 5s & 5c</span></span></p></td> <td style="padding-top:10px;padding-bottom:10px;margin:0px;" width="91"><p><span style="color:rgb(121,121,121);"><span style="font-size:14px;">640x1136 px</span></span></p></td> <td style="padding-top:10px;padding-bottom:10px;margin:0px;" width="43"><p><span style="color:rgb(121,121,121);"><span style="font-size:14px;">320x568</span></span></p></td> <td style="padding-top:10px;padding-bottom:10px;margin:0px;" width="16"><p><span style="color:rgb(121,121,121);"><span style="font-size:14px;">4.0</span></span></p></td> <td style="padding-top:10px;padding-bottom:10px;margin:0px;" width="49"><p><span style="color:rgb(121,121,121);"><span style="font-size:14px;">+ px</span></span></p></td> <td style="padding-top:10px;padding-bottom:10px;margin:0px;" width="51"><p><span style="color:rgb(121,121,121);"><span style="font-size:14px;">px</span></span></p></td> <td style="padding-top:10px;padding-bottom:10px;margin:0px;" width="48"><p><span style="color:rgb(121,121,121);"><span style="font-size:14px;">98 px</span></span></p></td> </tr> <tr> <td style="padding-top:10px;padding-bottom:10px;margin:0px;" width="213"><p><span style="color:rgb(0,84,147);"><span style="font-size:14px;">IPhone 4 & 4s</span></span></p></td> <td style="padding-top:10px;padding-bottom:10px;margin:0px;" width="91"><p><span style="color:rgb(121,121,121);"><span style="font-size:14px;">640x960 px</span></span></p></td> <td style="padding-top:10px;padding-bottom:10px;margin:0px;" width="43"><p><span style="color:rgb(121,121,121);"><span style="font-size:14px;">320x480</span></span></p></td> <td style="padding-top:10px;padding-bottom:10px;margin:0px;" width="16"><p><span style="color:rgb(121,121,121);"><span style="font-size:14px;">3.5</span></span></p></td> <td style="padding-top:10px;padding-bottom:10px;margin:0px;" width="49"><p><span style="color:rgb(121,121,121);"><span style="font-size:14px;">+ px</span></span></p></td> <td style="padding-top:10px;padding-bottom:10px;margin:0px;" width="51"><p><span style="color:rgb(121,121,121);"><span style="font-size:14px;">px</span></span></p></td> <td style="padding-top:10px;padding-bottom:10px;margin:0px;" width="48"><p><span style="color:rgb(121,121,121);"><span style="font-size:14px;">98 px</span></span></p></td> </tr> <tr> <td style="padding-top:10px;padding-bottom:10px;margin:0px;" width="213"><p><span style="color:rgb(0,84,147);"><span style="font-size:14px;">IPhone & 3G & 3GS & IPod Touch</span></span></p></td> <td style="padding-top:10px;padding-bottom:10px;margin:0px;" width="91"><p><span style="color:rgb(121,121,121);"><span style="font-size:14px;">320x480 px</span></span></p></td> <td style="padding-top:10px;padding-bottom:10px;margin:0px;" width="43"><p><span style="color:rgb(121,121,121);"><span style="font-size:14px;">320x480</span></span></p></td> <td style="padding-top:10px;padding-bottom:10px;margin:0px;" width="16"><p><span style="color:rgb(121,121,121);"><span style="font-size:14px;">3.5</span></span></p></td> <td style="padding-top:10px;padding-bottom:10px;margin:0px;" width="49"><p><span style="color:rgb(121,121,121);"><span style="font-size:14px;">px</span></span></p></td> <td style="padding-top:10px;padding-bottom:10px;margin:0px;" width="51"><p><span style="color:rgb(121,121,121);"><span style="font-size:14px;">px</span></span></p></td> <td style="padding-top:10px;padding-bottom:10px;margin:0px;" width="48"><p><span style="color:rgb(121,121,121);"><span style="font-size:14px;">px</span></span></p></td> </tr> </tbody> </table><p><p>About resolution and point coordinates:</p></p><p><p>Resolution refers to a pixel array on the screen</p></p><p><p>Point coordinates are the coordinates used in the development process</p></p><p><p>From IPhone4 onwards, The Apple Device's screen uses the retina Retina screen, The original pixel point can display 4 pixels</p></p><p><p>That is, the width of the resolution is twice times greater than the width of the point Coordinate.</p></p><p><p><br></p></p><p><p>ipad device Size:</p></p> <table> <tbody> <tr> <td style="padding-top:10px;padding-bottom:10px;margin:0px;" width="" <span "style="Color:rgb" (0,145,147);"> device <p></p> </td> <td style="padding-top:10px;padding-bottom:10px;margin:0px;" width=""> <p> <span style="color: RGB (0,145,147); "> resolution </span> </p> <p> <span style="color:rgb (0,145,147);"> <br> </span> </p> </td> <td style="padding-top:10px; padding-bottom:10px;margin:0px, " width=", " <span", "color:rgb" (0,145,147); "> dot coordinates <p></p> </td> <td style="padding-top:10px;padding-bottom:10px;margin:0px;" width="6"> <p> <span style="color:rgb (0,145,147);"> size </span> </p> </td> <td style="padding-top:10px;padding-bottom:10px;margin:0px;" width="<span"> <p> style= Color:rgb 0,145,147); " > status bar height </p> </td> <td style="padding-top:10px;padding-bottom:10px;margin:0px;" width=""> <p> <span style=" Color:rgb (0,145,147); "> nav bar height </span> </p> </td> <td style="padding-top:10px;padding-bottom:10px;margin:0px;" width="<span" color:rgb (0,145,147); "> tab bar height <p></p> </td> </tr> <tr> <td style="padding-top:10px;padding-bottom:10px;margin:0px;" width="197"><p><span style="color:rgb(0,84,147);"><span style="font-size:14px;">IPad Pro</span></span></p></td> <td style="padding-top:10px;padding-bottom:10px;margin:0px;" width="63"><p><span style="color:rgb(121,121,121);"><span style="font-size:14px;">2732x2048 px</span></span></p></td> <td style="padding-top:10px;padding-bottom:10px;margin:0px;" width="52"><p><span style="color:rgb(121,121,121);"><span style="font-size:14px;">1366x1024</span></span></p></td> <td style="padding-top:10px;padding-bottom:10px;margin:0px;" width="16"><p><span style="color:rgb(121,121,121);"><span style="font-size:14px;">12.9</span></span></p></td> <td style="padding-top:10px;padding-bottom:10px;margin:0px;" width="49"><p><span style="color:rgb(121,121,121);"><span style="font-size:14px;">+ px</span></span></p></td> <td style="padding-top:10px;padding-bottom:10px;margin:0px;" width="55"><p><span style="color:rgb(121,121,121);"><span style="font-size:14px;">px</span></span></p></td> <td style="padding-top:10px;padding-bottom:10px;margin:0px;" width="57"><span style="color:rgb(121,121,121);"><span style="font-size:14px;">98 px</span></span></td> </tr> <tr> <td style="padding-top:10px;padding-bottom:10px;margin:0px;" width="197"><p><span style="color:rgb(0,84,147);"><span style="font-size:14px;">IPad 3 & 4 & 5 & 6 & Air & AIR2</span></span></p></td> <td style="padding-top:10px;padding-bottom:10px;margin:0px;" width="63"><p><span style="color:rgb(121,121,121);"><span style="font-size:14px;">2048x1536 px</span></span></p></td> <td style="padding-top:10px;padding-bottom:10px;margin:0px;" width="52"><p><span style="color:rgb(121,121,121);"><span style="font-size:14px;">1024x768</span></span></p></td> <td style="padding-top:10px;padding-bottom:10px;margin:0px;" width="16"><p><span style="color:rgb(121,121,121);"><span style="font-size:14px;">9.7</span></span></p></td> <td style="padding-top:10px;padding-bottom:10px;margin:0px;" width="49"><p><span style="color:rgb(121,121,121);"><span style="font-size:14px;">+ px</span></span></p></td> <td style="padding-top:10px;padding-bottom:10px;margin:0px;" width="55"><p><span style="color:rgb(121,121,121);"><span style="font-size:14px;">px</span></span></p></td> <td style="padding-top:10px;padding-bottom:10px;margin:0px;" width="57"><p><span style="color:rgb(121,121,121);"><span style="font-size:14px;">98 px</span></span></p></td> </tr> <tr> <td style="padding-top:10px;padding-bottom:10px;margin:0px;" width="197"><p><span style="color:rgb(0,84,147);"><span style="font-size:14px;">IPad & 2</span></span></p></td> <td style="padding-top:10px;padding-bottom:10px;margin:0px;" width="63"><p><span style="color:rgb(121,121,121);"><span style="font-size:14px;">1024x768 px</span></span></p></td> <td style="padding-top:10px;padding-bottom:10px;margin:0px;" width="52"><p><span style="color:#797979;"><span style="font-size:14px;">1024x768</span></span></p></td> <td style="padding-top:10px;padding-bottom:10px;margin:0px;" width="16"><p><span style="color:rgb(121,121,121);"><span style="font-size:14px;">9.7</span></span></p></td> <td style="padding-top:10px;padding-bottom:10px;margin:0px;" width="49"><p><span style="color:rgb(121,121,121);"><span style="font-size:14px;">px</span></span></p></td> <td style="padding-top:10px;padding-bottom:10px;margin:0px;" width="55"><p><span style="color:rgb(121,121,121);"><span style="font-size:14px;">px</span></span></p></td> <td style="padding-top:10px;padding-bottom:10px;margin:0px;" width="57"><p><span style="color:rgb(121,121,121);"><span style="font-size:14px;">px</span></span></p></td> </tr> <tr> <td style="padding-top:10px;padding-bottom:10px;margin:0px;" width="197"><p><span style="color:rgb(0,84,147);"><span style="font-size:14px;">IPad Mini 2 & 3 & 4</span></span></p></td> <td style="padding-top:10px;padding-bottom:10px;margin:0px;" width="63"><p><span style="color:rgb(121,121,121);"><span style="font-size:14px;">2048x1536 px</span></span></p></td> <td style="padding-top:10px;padding-bottom:10px;margin:0px;" width="52"><p><span style="color:rgb(121,121,121);"><span style="font-size:14px;">1024x768</span></span></p></td> <td style="padding-top:10px;padding-bottom:10px;margin:0px;" width="16"><p><span style="color:rgb(121,121,121);"><span style="font-size:14px;">7.9</span></span></p></td> <td style="padding-top:10px;padding-bottom:10px;margin:0px;" width="49"><p><span style="color:rgb(121,121,121);"><span style="font-size:14px;">+ px</span></span></p></td> <td style="padding-top:10px;padding-bottom:10px;margin:0px;" width="55"><p><span style="color:rgb(121,121,121);"><span style="font-size:14px;">px</span></span></p></td> <td style="padding-top:10px;padding-bottom:10px;margin:0px;" width="57"><p><span style="color:rgb(121,121,121);"><span style="font-size:14px;">98 px</span></span></p></td> </tr> <tr> <td style="padding-top:10px;padding-bottom:10px;margin:0px;" width="197"><p><span style="font-size:14px;"><span style="color:rgb(0,84,147);">IPad Mini</span></span></p></td> <td style="padding-top:10px;padding-bottom:10px;margin:0px;" width="63"><p><span style="color:rgb(121,121,121);"><span style="font-size:14px;">1024x768 px</span></span></p></td> <td style="padding-top:10px;padding-bottom:10px;margin:0px;" width="52"><p><span style="color:rgb(121,121,121);"><span style="font-size:14px;">1024x768</span></span></p></td> <td style="padding-top:10px;padding-bottom:10px;margin:0px;" width="16"><p><span style="color:rgb(121,121,121);"><span style="font-size:14px;">7.9</span></span></p></td> <td style="padding-top:10px;padding-bottom:10px;margin:0px;" width="49"><p><span style="color:rgb(121,121,121);"><span style="font-size:14px;">px</span></span></p></td> <td style="padding-top:10px;padding-bottom:10px;margin:0px;" width="55"><p><span style="color:rgb(121,121,121);"><span style="font-size:14px;">px</span></span></p></td> <td style="padding-top:10px;padding-bottom:10px;margin:0px;" width="57"><p><span style="color:rgb(121,121,121);"><span style="font-size:14px;">px</span></span></p></td> </tr> </tbody> </table><p><p>IPad2 and before, IPad Mini is not a retina screen</p></p><p><p>All devices have a status height of 20, the navigation bar height is 44, the tab bar height is 49 (point coordinates)</p></p><p><p>Since the beginning of the iOS7.0, Apple has started to adopt a flat style, with the navigation bar, the background of the status bar is managed by the navigation bar.</p></p><p><p>That is: the background height of the navigation bar should be 64</p></p><p><p><br></p></p> <ul class="list-paddingleft-2"> <ul class="list-paddingleft-2"> <li><p><strong>Use of app icons</strong></p></li> </ul> </ul><p><p>Where to use the app icon?</p></p><p><p>Home screen</p></p><p><p>APP list in ITunes</p></p><p><p>Spotlight</p></p><p><p>Settings</p></p><p><p></p></p><p><p>How do different devices display the same icon?</p></p><p><p>In iOS development, by the name of the icon file, This icon should be displayed on that device, such as:</p></p><p><p>Icon.png on devices that are not retina screens</p></p><p><p>[email protected] used on devices on the retina screen</p></p><p><p>[email protected] used on iphone 6/6s Plus</p></p><p><p>This same rule applies to any image resource that is used in iOS development</p></p><p><p><br></p></p><p><p>How do I set the App's icon?</p></p><p><p>After the project is created, it contains A. xcassets file that is used to manage icon resources</p></p><p><p>650) this.width=650; "src=" http://s3.51cto.com/wyfs02/M01/7C/87/wKiom1bSme_y3VHHAACjVcqncWw692.png "title=" Screenshot.png "width=" "height=" 224 "border=" 0 "hspace=" 0 "vspace=" 0 "style=" width:300px;height:224px; "alt=" Wkiom1bsme_y3vhhaacjvcqncww692.png "/></p></p><p><p>By default, the file will have an image Set named Appicon.</p></p><p><p>650) this.width=650; "src=" http://s5.51cto.com/wyfs02/M01/7C/85/wKioL1bSmorA1VlvAAAc3OjB33g384.png "title=" Screenshot.png "width=" 201 "height=" "border=" 0 "hspace=" 0 "vspace=" 0 "style=" width:201px;height:41px; "alt=" Wkiol1bsmora1vlvaaac3ojb33g384.png "/></p></p><p><p>Once selected, you can drag all app icon files to it and automatically adapt</p></p><p><p>650) this.width=650; "src=" http://s1.51cto.com/wyfs02/M00/7C/87/wKiom1bSmjfTt9HPAADiuu-er2w794.png "title=" Screenshot.png "width=" 599 "height=" 254 "border=" 0 "hspace=" 0 "vspace=" 0 "style=" width:599px;height:254px; "alt=" Wkiom1bsmjftt9hpaadiuu-er2w794.png "/></p></p><p><p>The principle of adaptation is that the app icon has a uniform naming Convention.</p></p><p><p><br></p></p><p><p>An iphone only app icon Description:</p></p><p><p>650) this.width=650; "src=" http://s5.51cto.com/wyfs02/M01/7C/87/wKiom1bSmnOA4xaEAAPtSCfWHmo367.png "title=" Screenshot.png "width=" "height=" 398 "border=" 0 "hspace=" 0 "vspace=" 0 "style=" width:700px;height:398px; "alt=" Wkiom1bsmnoa4xaeaaptscfwhmo367.png "/></p></p><p><p>Icon with ipad only app:</p></p><p><p>650) this.width=650; "src=" http://s3.51cto.com/wyfs02/M02/7C/87/wKiom1bSmq7jKxXAAAHIRdmrAsM554.png "title=" Screenshot.png "width=" 701 "height=" 285 "border=" 0 "hspace=" 0 "vspace=" 0 "style=" width:701px;height:285px; "alt=" Wkiom1bsmq7jkxxaaahirdmrasm554.png "/></p></p><p><p>Icon description with Universal App:</p></p><p><p>650) this.width=650; "src=" http://s4.51cto.com/wyfs02/M00/7C/85/wKioL1bSm23CEcTJAAJg3ChBXLk466.png "title=" Screenshot.png "width=" "height=" 398 "border=" 0 "hspace=" 0 "vspace=" 0 "style=" width:700px;height:398px; "alt=" Wkiol1bsm23cectjaajg3chbxlk466.png "/></p></p><p><p><br></p></p><p><p><br></p></p><p><p>This article is from the "teacheran" blog, make sure to keep this source http://annmeng.blog.51cto.com/3321237/1745758</p></p><p><p>Uikit Framework (1) Introduction to IOS app development</p></p></span>