elixiat 发表于 2016-1-1 06:33:54

COCOA® PROGRAMMING FOR MAC® OS X (2)- Speak Line

  1、NSControl是所有控件的父类,NSControl继承自NSView,因此NSControl是一个能够独立响应事件的NSView,每个NSControl含有一个Target和Action,当用户与控件交互的时候会发送Action消息。
  这里有一点不明白,IOS中的控件的事件大多都过回调对应协议的方法告知调用方,而NSControl只有一个Action,对于一个Button可以理解,对于一个Table来说应该怎么去响应呢?
  

  
  2、实现SpeakLine demo
  效果图:

  新建一个空得工程,工程中自动建立好了一个Window
  新建一个ViewController,将ViewController.view 添加到Window的ContentView上面
  代码如下:
  AppDelegate:



- (void)applicationDidFinishLaunching:(NSNotification *)aNotification {
//    ];
_spVC = [ initWithNibName:@"SPViewController" bundle:nil];
_spVC.view.frame = NSMakeRect(0, 0, self.window.frame.size.width, self.window.frame.size.height);
_spVC.view.autoresizingMask = NSViewWidthSizable|NSViewHeightSizable;
;
self.window.title = @"Speak Line";
}

  VC对应的代码:



#import "SPViewController.h"
@interface SPViewController ()
@property (weak) IBOutlet NSTextField *speakTextField;
@property (nonatomic, strong) NSSpeechSynthesizer *speechSynth;
@end
@implementation SPViewController
- (void)viewDidLoad {
;
// Do view setup here.
_speechSynth = [ init];
}
- (IBAction)stop:(id)sender {
;
}
- (IBAction)speak:(id)sender {
if(_speakTextField.stringValue.length > 0)
{
;
}
}
@end

  
  代码地址:http://pan.baidu.com/s/1ntpAR37  
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