iOS Development UI Chapter-ipad Development Modal Introduction

First, Brief introduction

Illustration 1:

In iphone development, modal is a common way to switch controllers

The default is to eject from the bottom of the screen until the contents of the back are completely covered

Illustration 2:

In the development of ipad, the frequency of use of modal is very high.

In contrast to iphone development, modal has a number of uses in ipad development

Second, the presentation style　

(a) What is a rendering style

Modal out of the controller, and the final display looks like

(b) There are 4 kinds of presentation styles commonly found in modal

(1) Uimodalpresentationfullscreen: Full screen display (default)

(2) Uimodalpresentationpagesheet width: Width at vertical (768) Height: The height of the current screen (fills the entire height)

(3) Uimodalpresentationformsheet: Occupy a small piece of the middle of the screen ( more commonly used)

(4) Uimodalpresentationcurrentcontext: Follow the rendering style of the parent controller

(c) Code example

　　

(iv) Attention points

　　Description: Package A navigation controller for TableView (note modal who will set the realistic style)

　　

Realistic Effect:

　　

Third, transition style

(a) What is the transition style?

Modal out of the controller, is how the animation rendered out

(ii) modal total of 4 transition styles

Uimodaltransitionstylecoververtical: Drill up from bottom (default)

Uimodaltransitionstylefliphorizontal: three-dimensional flip

Uimodaltransitionstylecrossdissolve: Fade in and fade out

Uimodaltransitionstylepartialcurl: Page Turn (show only part, use premise: Render style must be Uimodalpresentationfullscreen)

(c) Code example

　　

Implementation effect (note the display of the page effect)

　　

iOS Development UI Chapter-ipad Development Modal Introduction