首页 > 技术文章 > iOS UIMenuController菜单

yujidewu 2016-11-30 17:19 原文

//1:普通

//
//  ViewController.m
//  DemoTest

#import "ViewController.h"

@interface ViewController ()

@end

@implementation ViewController

- (void)viewDidLoad {
    [super viewDidLoad];
}

- (void)didReceiveMemoryWarning {
    [super didReceiveMemoryWarning];
    // Dispose of any resources that can be recreated.
}

#pragma mark - menu
- (void)touchesBegan:(NSSet<UITouch *> *)touches withEvent:(UIEvent *)event {
    [self becomeFirstResponder];
    UIMenuController *menu = [UIMenuController sharedMenuController];
    [menu setTargetRect:CGRectMake(0, 0, 300, 400) inView:self.view];
    [menu setMenuVisible:YES animated:YES];
}

- (BOOL)canBecomeFirstResponder {
    return YES;
}

- (BOOL)canPerformAction:(SEL)action withSender:(id)sender {
    NSLog(@"-=-=-=-=-=-=-=-==-=-==%@", NSStringFromSelector(action));
    return YES;
    
}
/** 剪切 */
- (void)cut:(id)sender {
    [UIPasteboard generalPasteboard].string = @"cut";
    //置nil
    NSLog(@"-=-=-=-=-=-=-=-==-=-==%@", sender);
}
/** 拷贝 */
- (void)copy:(id)sender {
    [UIPasteboard generalPasteboard].string = @"copy";
    //不置nil
    NSLog(@"-=-=-=-=-=-=-=-==-=-==%@", sender);
}
/** 粘贴 */
- (void)paste:(id)sender {
//    NSString * tempStr = [UIPasteboard generalPasteboard].string;
    NSLog(@"-=-=-=-=-=-=-=-==-=-==%@", sender);
}
/** 选择 */
- (void)select:(id)sender {
    NSLog(@"-=-=-=-=-=-=-=-==-=-==%@", sender);
}
/** 全选 */
- (void)selectAll:(id)sender {
    NSLog(@"-=-=-=-=-=-=-=-==-=-==%@", sender);
}
/** 删除 */
- (void)delete:(id)sender {
    NSLog(@"-=-=-=-=-=-=-=-==-=-==%@", sender);
}
/** 文本写作方向从左到右 */
- (void)makeTextWritingDirectionLeftToRight:(id)sender {
    NSLog(@"-=-=-=-=-=-=-=-==-=-==%@", sender);
}
/** 文本写作方向从右到左 */
- (void)makeTextWritingDirectionRightToLeft:(id)sender {
    NSLog(@"-=-=-=-=-=-=-=-==-=-==%@", sender);
}
/** 切换黑体 */
- (void)toggleBoldface:(id)sender {
    NSLog(@"-=-=-=-=-=-=-=-==-=-==%@", sender);
}
/** 切换斜体 */
- (void)toggleItalics:(id)sender {
    NSLog(@"-=-=-=-=-=-=-=-==-=-==%@", sender);
}
/** 切换下划线 */
- (void)toggleUnderline:(id)sender {
    NSLog(@"-=-=-=-=-=-=-=-==-=-==%@", sender);
}
/** 增加尺寸 */
- (void)increaseSize:(id)sender {
    NSLog(@"-=-=-=-=-=-=-=-==-=-==%@", sender);
}
/** 减小尺寸 */
- (void)decreaseSize:(id)sender {
    NSLog(@"-=-=-=-=-=-=-=-==-=-==%@", sender);
}
//替换
//_promptForReplace:
//简<=>繁
//_transliterateChinese:
//B/U
//_showTextStyleOptions:
//查询
//_lookup:
//添加快捷方式
//_addShortcut:
//Speak
//_accessibilitySpeak:
//Speak语言选择
//_accessibilitySpeakLanguageSelection:
//Speak暂停
//_accessibilityPauseSpeaking:
//共享
//_share:

@end

//2:在tabelview

//
//  ViewController.m
//  DemoTest

#import "ViewController.h"

@interface ViewController ()<UITableViewDelegate, UITableViewDataSource>

@property (nonatomic, strong) UITableView * tableView;

@end

@implementation ViewController

- (void)viewDidLoad {
    [super viewDidLoad];
//    self.view.backgroundColor = [UIColor lightGrayColor];
    [self.view addSubview:self.tableView];
}

- (void)didReceiveMemoryWarning {
    [super didReceiveMemoryWarning];
    // Dispose of any resources that can be recreated.
}

#pragma mark - tableView menu

- (UITableView *)tableView {
    if (!_tableView) {
        self.tableView = [[UITableView alloc] initWithFrame:self.view.bounds style:(UITableViewStylePlain)];
        _tableView.delegate = self;
        _tableView.dataSource = self;
        _tableView.backgroundColor = [UIColor greenColor];
        [_tableView registerClass:[UITableViewCell class] forCellReuseIdentifier:@"cell"];
    }
    return _tableView;
}

- (NSInteger)numberOfSectionsInTableView:(UITableView *)tableView {
    return 1;
}
- (NSInteger)tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
    return 33;
}
- (UITableViewCell *)tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
    UITableViewCell * cell = [tableView dequeueReusableCellWithIdentifier:@"cell" forIndexPath:indexPath];
    cell.textLabel.text = @"LPC";
    cell.textLabel.userInteractionEnabled = YES;
    UILongPressGestureRecognizer *longPressGesture = [[UILongPressGestureRecognizer alloc] initWithTarget:self action:@selector(longPressCellHandle:)];
    [cell.textLabel addGestureRecognizer:longPressGesture];
    return cell;
}
//1:长按cell弹出Menu菜单
///** 允许menu菜单 */
//- (BOOL)tableView:(UITableView *)tableView shouldShowMenuForRowAtIndexPath:(NSIndexPath *)indexPath {
//    return YES;
//}
///** 每个cell Menu菜单 */
//- (BOOL)tableView:(UITableView *)tableView canPerformAction:(SEL)action forRowAtIndexPath:(NSIndexPath *)indexPath withSender:(id)sender {
//    return YES;
//}
//2:添加长按手势
-(void)longPressCellHandle:(UILongPressGestureRecognizer *)gesture {
    [gesture.view becomeFirstResponder];
    UIMenuController *menuController = [UIMenuController sharedMenuController];
    [menuController setTargetRect:gesture.view.frame inView:gesture.view.superview];
    [menuController setMenuVisible:YES animated:YES];
}

-(void)menuCopyBtnPressed:(UIMenuItem *)menuItem {
    [UIPasteboard generalPasteboard].string = @"";
}

/** 按钮操作 */
- (void)tableView:(UITableView *)tableView performAction:(SEL)action forRowAtIndexPath:(NSIndexPath *)indexPath withSender:(id)sender {
    if(action == @selector(copy:)) {
        [UIPasteboard generalPasteboard].string = @"copy";
    }
    if(action == @selector(cut:)) {
        [UIPasteboard generalPasteboard].string = @"cut";
        [self.tableView reloadRowsAtIndexPaths:[NSArray arrayWithObject:indexPath] withRowAnimation:UITableViewRowAnimationLeft];
    }
    if(action == @selector(paste:)) {
        NSString *pasteString = [UIPasteboard generalPasteboard].string;
        [self.tableView reloadRowsAtIndexPaths:[NSArray arrayWithObject:indexPath] withRowAnimation:UITableViewRowAnimationLeft];
    }
}

- (BOOL)canBecomeFirstResponder {
    return YES;
}

@end

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