example/ivy/ios: format code according to Google style guide
Change-Id: I4cef2b60756b3318c123b832bcdb719d2d45fadc Reviewed-on: https://go-review.googlesource.com/c/mobile/+/360607 Reviewed-by: Rob Pike <r@golang.org> Reviewed-by: Hyang-Ah Hana Kim <hyangah@gmail.com> Trust: Ian Lance Taylor <iant@golang.org> Run-TryBot: Hyang-Ah Hana Kim <hyangah@gmail.com> TryBot-Result: Go Bot <gobot@golang.org>
This commit is contained in:
robaho
Hyang-Ah Hana Kim
parent
2ab7fee9df
commit
e68c98865f
@ -3,12 +3,12 @@
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// license that can be found in the LICENSE file.
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#import <WebKit/WebKit.h>
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#import "Suggestion.h"
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#import "IvyController.h"
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#import "Suggestion.h"
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@interface AppDelegate
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: UIResponder <UIApplicationDelegate, UITextFieldDelegate, WKUIDelegate>
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@interface AppDelegate : UIResponder <UIApplicationDelegate, UITextFieldDelegate, WKUIDelegate>
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@property (strong, nonatomic) UIWindow *window;
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@property(strong, nonatomic) UIWindow *window;
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@end
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@ -12,29 +12,24 @@
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@implementation AppDelegate
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- (BOOL)application:(UIApplication *)application
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didFinishLaunchingWithOptions:(NSDictionary *)launchOptions
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{
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return YES;
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didFinishLaunchingWithOptions:(NSDictionary *)launchOptions {
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return YES;
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}
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- (void)applicationWillResignActive:(UIApplication *)application
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{
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- (void)applicationWillResignActive:(UIApplication *)application {
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}
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- (void)applicationDidEnterBackground:(UIApplication *)application
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{
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- (void)applicationDidEnterBackground:(UIApplication *)application {
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}
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- (void)applicationWillEnterForeground:(UIApplication *)application
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{
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- (void)applicationWillEnterForeground:(UIApplication *)application {
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}
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- (void)applicationDidBecomeActive:(UIApplication *)application
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{
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- (void)applicationDidBecomeActive:(UIApplication *)application {
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}
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- (void)applicationWillTerminate:(UIApplication *)application
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{
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- (void)applicationWillTerminate:(UIApplication *)application {
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}
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@end
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@ -8,3 +8,4 @@
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@interface DocsController : UIViewController
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@end
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@ -6,36 +6,37 @@
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#import "mobile/Mobile.h"
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@interface DocsController () {
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WKWebView *webView;
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WKWebView *webView;
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}
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@end
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@implementation DocsController
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- (void)viewDidLoad
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{
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[super viewDidLoad];
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webView = (WKWebView *)[self.view viewWithTag:11];
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NSString *helpHTML = MobileHelp();
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NSRange r = [helpHTML rangeOfString:@"<head>"];
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NSString *html = [helpHTML substringToIndex:r.location];
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- (void)viewDidLoad {
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[super viewDidLoad];
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webView = (WKWebView *)[self.view viewWithTag:11];
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NSString *helpHTML = MobileHelp();
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NSRange r = [helpHTML rangeOfString:@"<head>"];
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NSString *html = [helpHTML substringToIndex:r.location];
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// With the following meta tag, WKWebView displays the fonts more nicely.
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NSString *meta = @"<meta name='viewport' \
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content='width=device-width, initial-scale=1.0, maximum-scale=1.0, \
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minimum-scale=1.0, user-scalable=no'>";
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// With the following meta tag, WKWebView displays the fonts more nicely.
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NSString *meta = @"<meta name='viewport' \
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content='width=device-width, "
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@"initial-scale=1.0, maximum-scale=1.0, \
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minimum-scale=1.0, "
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@"user-scalable=no'>";
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html = [html stringByAppendingString:@"<head>"];
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html = [html stringByAppendingString:meta];
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html = [html stringByAppendingString:[helpHTML substringFromIndex:r.location]];
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html = [html stringByAppendingString:@"<head>"];
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html = [html stringByAppendingString:meta];
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html = [html stringByAppendingString:[helpHTML substringFromIndex:r.location]];
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[webView loadHTMLString:html baseURL:NULL];
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[webView loadHTMLString:html baseURL:NULL];
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}
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- (void)didReceiveMemoryWarning
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{
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[super didReceiveMemoryWarning];
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- (void)didReceiveMemoryWarning {
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[super didReceiveMemoryWarning];
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}
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@end
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@ -2,25 +2,24 @@
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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#import <WebKit/WebKit.h>
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#import <UIKit/UIKit.h>
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#import <WebKit/WebKit.h>
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#import "Suggestion.h"
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// IvyController displays the main app view.
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@interface IvyController
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: UIViewController <UITextFieldDelegate, WKUIDelegate,
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SuggestionDelegate>
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@interface IvyController : UIViewController <UITextFieldDelegate, WKUIDelegate, SuggestionDelegate>
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@property (weak, nonatomic) IBOutlet NSLayoutConstraint *bottomConstraint;
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@property(weak, nonatomic) IBOutlet NSLayoutConstraint *bottomConstraint;
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// A text input field coupled to an output "tape", rendered with a WKWebView.
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@property (weak, nonatomic) IBOutlet UITextField *input;
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@property (strong, nonatomic) Suggestion *suggestionView;
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@property (weak, nonatomic) IBOutlet WKWebView *tape;
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@property (weak, nonatomic) IBOutlet UIButton *okButton;
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@property(weak, nonatomic) IBOutlet UITextField *input;
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@property(strong, nonatomic) Suggestion *suggestionView;
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@property(weak, nonatomic) IBOutlet WKWebView *tape;
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@property(weak, nonatomic) IBOutlet UIButton *okButton;
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- (IBAction)clear:(id)sender;
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- (IBAction)demo:(id)sender;
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- (IBAction)okPressed:(id)sender;
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@end
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@ -10,225 +10,207 @@
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@end
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@implementation IvyController {
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NSArray *demo_lines;
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int demo_index;
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NSArray *demo_lines;
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int demo_index;
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}
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- (void)viewDidLoad
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{
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[super viewDidLoad];
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self.input.delegate = self;
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self.input.autocorrectionType = UITextAutocorrectionTypeNo;
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self.input.keyboardType = UIKeyboardTypeNumbersAndPunctuation;
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self.suggestionView = [[Suggestion alloc] init];
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self.suggestionView.delegate = self;
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self.tape.UIDelegate = self;
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self->demo_lines=NULL;
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[self.okButton setTitle:@"" forState:UIControlStateNormal];
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[self.okButton setHidden:TRUE];
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[[NSNotificationCenter defaultCenter]
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addObserver:self
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selector:@selector(textDidChange:)
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name:UITextFieldTextDidChangeNotification
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object:self.input];
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[[NSNotificationCenter defaultCenter]
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addObserver:self
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selector:@selector(keyboardWillShow:)
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name:UIKeyboardWillShowNotification
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object:nil];
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[[NSNotificationCenter defaultCenter]
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addObserver:self
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selector:@selector(keyboardWillHide:)
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name:UIKeyboardWillHideNotification
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object:nil];
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- (void)viewDidLoad {
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[super viewDidLoad];
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[self.input becomeFirstResponder];
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[self clear:NULL];
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self.input.delegate = self;
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self.input.autocorrectionType = UITextAutocorrectionTypeNo;
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self.input.keyboardType = UIKeyboardTypeNumbersAndPunctuation;
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self.suggestionView = [[Suggestion alloc] init];
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self.suggestionView.delegate = self;
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self.tape.UIDelegate = self;
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self->demo_lines = NULL;
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[self.okButton setTitle:@"" forState:UIControlStateNormal];
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[self.okButton setHidden:TRUE];
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[[NSNotificationCenter defaultCenter] addObserver:self
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selector:@selector(textDidChange:)
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name:UITextFieldTextDidChangeNotification
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object:self.input];
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[[NSNotificationCenter defaultCenter] addObserver:self
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selector:@selector(keyboardWillShow:)
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name:UIKeyboardWillShowNotification
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object:nil];
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[[NSNotificationCenter defaultCenter] addObserver:self
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selector:@selector(keyboardWillHide:)
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name:UIKeyboardWillHideNotification
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object:nil];
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[self.input becomeFirstResponder];
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[self clear:NULL];
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}
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- (BOOL)textFieldShouldBeginEditing:(UITextField *)textField
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{
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if ([textField isEqual:self.input]) {
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textField.inputAccessoryView = self.suggestionView;
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textField.autocorrectionType = UITextAutocorrectionTypeNo;
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[textField reloadInputViews];
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}
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return YES;
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- (BOOL)textFieldShouldBeginEditing:(UITextField *)textField {
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if ([textField isEqual:self.input]) {
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textField.inputAccessoryView = self.suggestionView;
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textField.autocorrectionType = UITextAutocorrectionTypeNo;
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[textField reloadInputViews];
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}
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return YES;
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}
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- (BOOL)textFieldShouldEndEditing:(UITextField *)textField
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{
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if ([textField isEqual:self.input]) {
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textField.inputAccessoryView = nil;
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[textField reloadInputViews];
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}
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return YES;
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- (BOOL)textFieldShouldEndEditing:(UITextField *)textField {
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if ([textField isEqual:self.input]) {
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textField.inputAccessoryView = nil;
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[textField reloadInputViews];
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}
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return YES;
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}
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- (void)textDidChange:(NSNotification *)notif
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{
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[self.suggestionView suggestFor:self.input.text];
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- (void)textDidChange:(NSNotification *)notif {
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[self.suggestionView suggestFor:self.input.text];
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}
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- (void)suggestionReplace:(NSString *)text
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{
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self.input.text = text;
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[self.suggestionView suggestFor:text];
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- (void)suggestionReplace:(NSString *)text {
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self.input.text = text;
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[self.suggestionView suggestFor:text];
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}
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- (void)keyboardWillShow:(NSNotification *)aNotification
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{
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// Move the input text field up, as the keyboard has taken some of the screen.
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NSDictionary *info = [aNotification userInfo];
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CGRect kbFrame =
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[[info objectForKey:UIKeyboardFrameEndUserInfoKey] CGRectValue];
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NSNumber *duration =
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[info objectForKey:UIKeyboardAnimationDurationUserInfoKey];
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- (void)keyboardWillShow:(NSNotification *)aNotification {
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// Move the input text field up, as the keyboard has taken some of the screen.
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NSDictionary *info = [aNotification userInfo];
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CGRect kbFrame = [[info objectForKey:UIKeyboardFrameEndUserInfoKey] CGRectValue];
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NSNumber *duration = [info objectForKey:UIKeyboardAnimationDurationUserInfoKey];
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UIViewAnimationCurve keyboardTransitionAnimationCurve;
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[[info valueForKey:UIKeyboardAnimationCurveUserInfoKey]
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getValue:&keyboardTransitionAnimationCurve];
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UIViewAnimationOptions options =
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keyboardTransitionAnimationCurve | keyboardTransitionAnimationCurve << 16;
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[UIView animateWithDuration:duration.floatValue
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delay:0
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options:options
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animations:^{
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UIViewAnimationCurve keyboardTransitionAnimationCurve;
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[[info valueForKey:UIKeyboardAnimationCurveUserInfoKey]
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getValue:&keyboardTransitionAnimationCurve];
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UIViewAnimationOptions options =
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keyboardTransitionAnimationCurve | keyboardTransitionAnimationCurve << 16;
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[UIView animateWithDuration:duration.floatValue
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delay:0
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options:options
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animations:^{
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self.bottomConstraint.constant = 0 - kbFrame.size.height;
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[self.view layoutIfNeeded];
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}
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completion:^(BOOL finished) {
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}
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completion:^(BOOL finished) {
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[self scrollTapeToBottom];
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}];
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}];
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}
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- (void)keyboardWillHide:(NSNotification *)aNotification
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{
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// Move the input text field back down.
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NSDictionary *info = [aNotification userInfo];
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NSNumber *duration =
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[info objectForKey:UIKeyboardAnimationDurationUserInfoKey];
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- (void)keyboardWillHide:(NSNotification *)aNotification {
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// Move the input text field back down.
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NSDictionary *info = [aNotification userInfo];
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UIViewAnimationCurve keyboardTransitionAnimationCurve;
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[[info valueForKey:UIKeyboardAnimationCurveUserInfoKey]
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getValue:&keyboardTransitionAnimationCurve];
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UIViewAnimationOptions options =
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keyboardTransitionAnimationCurve | keyboardTransitionAnimationCurve << 16;
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int offset = self.input.inputAccessoryView != NULL ? self.suggestionView.frame.size.height : 0;
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[UIView animateWithDuration:duration.floatValue
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delay:0
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options:options
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animations:^{
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NSNumber *duration = [info objectForKey:UIKeyboardAnimationDurationUserInfoKey];
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UIViewAnimationCurve keyboardTransitionAnimationCurve;
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[[info valueForKey:UIKeyboardAnimationCurveUserInfoKey]
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getValue:&keyboardTransitionAnimationCurve];
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UIViewAnimationOptions options =
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keyboardTransitionAnimationCurve | keyboardTransitionAnimationCurve << 16;
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int offset = self.input.inputAccessoryView != NULL ? self.suggestionView.frame.size.height : 0;
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[UIView animateWithDuration:duration.floatValue
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delay:0
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options:options
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animations:^{
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self.bottomConstraint.constant = 0 - offset;
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[self.view layoutIfNeeded];
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}
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completion:^(BOOL finished) {
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}
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completion:^(BOOL finished) {
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[self scrollTapeToBottom];
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}];
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}];
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}
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- (void)enterPressed
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{
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NSString *text = self.input.text;
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if ([text isEqual:@""]){
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if(self->demo_lines==NULL){
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return;
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}
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while (demo_index < self->demo_lines.count) {
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NSString *line = self->demo_lines[self->demo_index++];
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if([line hasPrefix:@"#"]) {
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[self appendTape:line tag:@"comment"];
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} else {
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self.input.text = line;
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break;
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}
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}
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} else if (self->demo_lines!=NULL && [text isEqual:@"quit"]) {
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[self unloadDemo];
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} else {
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[self appendTape:text tag:@"expr"];
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NSString *expr = [text stringByAppendingString:@"\n"];
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NSError *err;
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NSString *result = MobileEval(expr, &err);
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if (err != nil) {
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result = err.description;
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}
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result = [result
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stringByTrimmingCharactersInSet:[NSCharacterSet newlineCharacterSet]];
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result =
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[result stringByReplacingOccurrencesOfString:@"<" withString:@"<"];
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result =
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[result stringByReplacingOccurrencesOfString:@">" withString:@">"];
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NSMutableArray *lines =
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(NSMutableArray *)[result componentsSeparatedByString:@"\n"];
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for (NSMutableString *line in lines) {
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if ([line hasPrefix:@"#"])
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[self appendTape:line tag:@"comment"];
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else
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[self appendTape:line tag:@"result"];
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}
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self.input.text = @"";
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- (void)enterPressed {
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NSString *text = self.input.text;
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if ([text isEqual:@""]) {
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if (self->demo_lines == NULL) {
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return;
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}
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while (demo_index < self->demo_lines.count) {
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NSString *line = self->demo_lines[self->demo_index++];
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if ([line hasPrefix:@"#"]) {
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[self appendTape:line tag:@"comment"];
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} else {
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self.input.text = line;
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break;
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}
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}
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} else if (self->demo_lines != NULL && [text isEqual:@"quit"]) {
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[self unloadDemo];
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} else {
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[self appendTape:text tag:@"expr"];
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NSString *expr = [text stringByAppendingString:@"\n"];
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NSError *err;
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NSString *result = MobileEval(expr, &err);
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if (err != nil) {
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result = err.description;
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}
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result = [result stringByTrimmingCharactersInSet:[NSCharacterSet newlineCharacterSet]];
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result = [result stringByReplacingOccurrencesOfString:@"<" withString:@"<"];
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result = [result stringByReplacingOccurrencesOfString:@">" withString:@">"];
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NSMutableArray *lines = (NSMutableArray *)[result componentsSeparatedByString:@"\n"];
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for (NSMutableString *line in lines) {
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if ([line hasPrefix:@"#"])
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[self appendTape:line tag:@"comment"];
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else
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[self appendTape:line tag:@"result"];
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}
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[self.input becomeFirstResponder];
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}
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- (void)scrollTapeToBottom
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{
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NSString *scroll = @"window.scrollBy(0, document.body.offsetHeight);";
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[self.tape evaluateJavaScript:scroll completionHandler:nil];
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}
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- (void)appendTape:(NSString *)text tag:(NSString *)tag
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{
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NSString *injectSrc = @"appendDiv('%@','%@');";
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NSString *runToInject = [NSString stringWithFormat:injectSrc, text, tag];
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[self.tape evaluateJavaScript:runToInject completionHandler:nil];
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[self scrollTapeToBottom];
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}
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- (void)loadDemo
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{
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[self.okButton setHidden:FALSE];
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NSString *text = DemoText();
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self->demo_lines = [text componentsSeparatedByCharactersInSet:[NSCharacterSet newlineCharacterSet]];
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self->demo_index = 0;
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self.input.text = @"";
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self.input.enablesReturnKeyAutomatically=TRUE;
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[self enterPressed];
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}
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[self.input becomeFirstResponder];
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}
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- (void)unloadDemo
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{
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||||
[self.okButton setHidden:TRUE];
|
||||
self.input.enablesReturnKeyAutomatically=FALSE;
|
||||
self->demo_lines=NULL;
|
||||
self.input.text = @"";
|
||||
|
||||
- (void)scrollTapeToBottom {
|
||||
NSString *scroll = @"window.scrollBy(0, document.body.offsetHeight);";
|
||||
[self.tape evaluateJavaScript:scroll completionHandler:nil];
|
||||
}
|
||||
|
||||
- (void)appendTape:(NSString *)text tag:(NSString *)tag {
|
||||
NSString *injectSrc = @"appendDiv('%@','%@');";
|
||||
NSString *runToInject = [NSString stringWithFormat:injectSrc, text, tag];
|
||||
[self.tape evaluateJavaScript:runToInject completionHandler:nil];
|
||||
[self scrollTapeToBottom];
|
||||
}
|
||||
|
||||
- (void)loadDemo {
|
||||
[self.okButton setHidden:FALSE];
|
||||
NSString *text = DemoText();
|
||||
|
||||
self->demo_lines =
|
||||
[text componentsSeparatedByCharactersInSet:[NSCharacterSet newlineCharacterSet]];
|
||||
self->demo_index = 0;
|
||||
self.input.text = @"";
|
||||
self.input.enablesReturnKeyAutomatically = TRUE;
|
||||
[self enterPressed];
|
||||
}
|
||||
- (void)unloadDemo {
|
||||
[self.okButton setHidden:TRUE];
|
||||
self.input.enablesReturnKeyAutomatically = FALSE;
|
||||
self->demo_lines = NULL;
|
||||
self.input.text = @"";
|
||||
}
|
||||
- (IBAction)okPressed:(id)sender {
|
||||
[self enterPressed];
|
||||
[self enterPressed];
|
||||
}
|
||||
|
||||
- (IBAction)demo:(id)sender {
|
||||
if (self->demo_lines) { // demo already running
|
||||
[self enterPressed];
|
||||
} else {
|
||||
[self loadDemo];
|
||||
}
|
||||
if (self->demo_lines) { // demo already running
|
||||
[self enterPressed];
|
||||
} else {
|
||||
[self loadDemo];
|
||||
}
|
||||
}
|
||||
|
||||
- (IBAction)clear:(id)sender {
|
||||
[self unloadDemo];
|
||||
NSString *string = [NSString stringWithContentsOfFile:[[NSBundle mainBundle]
|
||||
pathForResource:@"tape" ofType:@"html"] encoding:NSUTF8StringEncoding error:NULL];
|
||||
[self.tape loadHTMLString:string baseURL:NULL];
|
||||
[self unloadDemo];
|
||||
NSString *string = [NSString
|
||||
stringWithContentsOfFile:[[NSBundle mainBundle] pathForResource:@"tape" ofType:@"html"]
|
||||
encoding:NSUTF8StringEncoding
|
||||
error:NULL];
|
||||
[self.tape loadHTMLString:string baseURL:NULL];
|
||||
}
|
||||
@end
|
||||
|
||||
|
||||
@ -16,6 +16,7 @@
|
||||
- (instancetype)initWithFrame:(CGRect)frame;
|
||||
- (void)suggestFor:(NSString *)text;
|
||||
|
||||
@property (weak) id<SuggestionDelegate> delegate;
|
||||
@property(weak) id<SuggestionDelegate> delegate;
|
||||
|
||||
@end
|
||||
|
||||
|
||||
@ -7,192 +7,158 @@
|
||||
#define maxSuggestions 4 + 3
|
||||
|
||||
@implementation Suggestion {
|
||||
NSString *text;
|
||||
NSRange range;
|
||||
NSString *text;
|
||||
NSRange range;
|
||||
|
||||
NSMutableOrderedSet *options;
|
||||
NSMutableArray *buttons;
|
||||
NSArray *possibleSuggestions;
|
||||
NSCharacterSet *breakingChars;
|
||||
NSMutableOrderedSet *options;
|
||||
NSMutableArray *buttons;
|
||||
NSArray *possibleSuggestions;
|
||||
NSCharacterSet *breakingChars;
|
||||
}
|
||||
|
||||
- (instancetype)init
|
||||
{
|
||||
CGFloat screenWidth = [UIScreen mainScreen].bounds.size.width;
|
||||
self = [self initWithFrame:CGRectMake(0.0f, 0.0f, screenWidth, 36.0f)];
|
||||
return self;
|
||||
- (instancetype)init {
|
||||
CGFloat screenWidth = [UIScreen mainScreen].bounds.size.width;
|
||||
self = [self initWithFrame:CGRectMake(0.0f, 0.0f, screenWidth, 36.0f)];
|
||||
return self;
|
||||
}
|
||||
|
||||
- (instancetype)initWithFrame:(CGRect)frame
|
||||
{
|
||||
self = [super initWithFrame:frame inputViewStyle:UIInputViewStyleKeyboard];
|
||||
if (self) {
|
||||
possibleSuggestions = @[
|
||||
@")base ",
|
||||
@")debug ",
|
||||
@")format ",
|
||||
@")maxdigits ",
|
||||
@")op ",
|
||||
@")origin ",
|
||||
@")prec ",
|
||||
@")prompt ",
|
||||
@")seed ",
|
||||
@"cos ",
|
||||
@"iota ",
|
||||
@"log ",
|
||||
@"max ",
|
||||
@"min ",
|
||||
@"pi ",
|
||||
@"rho ",
|
||||
@"sin ",
|
||||
@"sqrt ",
|
||||
@"tan "
|
||||
];
|
||||
breakingChars =
|
||||
[NSCharacterSet characterSetWithCharactersInString:@"/+-*,^|= "];
|
||||
options = [[NSMutableOrderedSet alloc] initWithCapacity:maxSuggestions];
|
||||
buttons = [[NSMutableArray alloc] init];
|
||||
self.backgroundColor = [UIColor colorWithWhite:0.0f alpha:0.05f];
|
||||
[self setSuggestions:nil];
|
||||
}
|
||||
return self;
|
||||
- (instancetype)initWithFrame:(CGRect)frame {
|
||||
self = [super initWithFrame:frame inputViewStyle:UIInputViewStyleKeyboard];
|
||||
if (self) {
|
||||
possibleSuggestions = @[
|
||||
@")base ", @")debug ", @")format ", @")maxdigits ", @")op ", @")origin ", @")prec ",
|
||||
@")prompt ", @")seed ", @"cos ", @"iota ", @"log ", @"max ", @"min ", @"pi ", @"rho ",
|
||||
@"sin ", @"sqrt ", @"tan "
|
||||
];
|
||||
breakingChars = [NSCharacterSet characterSetWithCharactersInString:@"/+-*,^|= "];
|
||||
options = [[NSMutableOrderedSet alloc] initWithCapacity:maxSuggestions];
|
||||
buttons = [[NSMutableArray alloc] init];
|
||||
self.backgroundColor = [UIColor colorWithWhite:0.0f alpha:0.05f];
|
||||
[self setSuggestions:nil];
|
||||
}
|
||||
return self;
|
||||
}
|
||||
|
||||
- (void)suggestFor:(NSString *)t
|
||||
{
|
||||
text = t;
|
||||
range =
|
||||
[text rangeOfCharacterFromSet:breakingChars options:NSBackwardsSearch];
|
||||
if (range.location == NSNotFound) {
|
||||
range.location = 0;
|
||||
range.length = text.length;
|
||||
- (void)suggestFor:(NSString *)t {
|
||||
text = t;
|
||||
range = [text rangeOfCharacterFromSet:breakingChars options:NSBackwardsSearch];
|
||||
if (range.location == NSNotFound) {
|
||||
range.location = 0;
|
||||
range.length = text.length;
|
||||
} else {
|
||||
if (range.location > 0 && [text characterAtIndex:range.location - 1] == ')') {
|
||||
// Special case for suggestions that start with ") ".
|
||||
range.location -= 1;
|
||||
range.length++;
|
||||
} else {
|
||||
if (range.location > 0 &&
|
||||
[text characterAtIndex:range.location - 1] == ')') {
|
||||
// Special case for suggestions that start with ") ".
|
||||
range.location -= 1;
|
||||
range.length++;
|
||||
} else {
|
||||
range.location += 1;
|
||||
range.length -= 0;
|
||||
}
|
||||
range.location += 1;
|
||||
range.length -= 0;
|
||||
}
|
||||
range.length = text.length - range.location;
|
||||
if (range.length == 0) {
|
||||
[self setSuggestions:nil];
|
||||
} else {
|
||||
NSString *prefix = [text substringWithRange:range];
|
||||
// TODO: make not so slow.
|
||||
NSArray *suggestions = @[];
|
||||
for (NSString *suggestion in possibleSuggestions) {
|
||||
if ([suggestion hasPrefix:prefix] && prefix.length < suggestion.length) {
|
||||
suggestions = [suggestions arrayByAddingObject:suggestion];
|
||||
}
|
||||
}
|
||||
if (suggestions.count > 3) {
|
||||
suggestions = nil;
|
||||
}
|
||||
[self setSuggestions:suggestions];
|
||||
}
|
||||
range.length = text.length - range.location;
|
||||
if (range.length == 0) {
|
||||
[self setSuggestions:nil];
|
||||
} else {
|
||||
NSString *prefix = [text substringWithRange:range];
|
||||
// TODO: make not so slow.
|
||||
NSArray *suggestions = @[];
|
||||
for (NSString *suggestion in possibleSuggestions) {
|
||||
if ([suggestion hasPrefix:prefix] && prefix.length < suggestion.length) {
|
||||
suggestions = [suggestions arrayByAddingObject:suggestion];
|
||||
}
|
||||
}
|
||||
[self setNeedsLayout];
|
||||
if (suggestions.count > 3) {
|
||||
suggestions = nil;
|
||||
}
|
||||
[self setSuggestions:suggestions];
|
||||
}
|
||||
[self setNeedsLayout];
|
||||
}
|
||||
|
||||
- (void)setSuggestions:(NSArray *)suggestions
|
||||
{
|
||||
[options removeAllObjects];
|
||||
- (void)setSuggestions:(NSArray *)suggestions {
|
||||
[options removeAllObjects];
|
||||
|
||||
if ([suggestions respondsToSelector:
|
||||
@selector(countByEnumeratingWithState:objects:count:)]) {
|
||||
for (NSString *suggestion in suggestions) {
|
||||
if (options.count < maxSuggestions) {
|
||||
[options addObject:suggestion];
|
||||
} else {
|
||||
break;
|
||||
}
|
||||
}
|
||||
if ([suggestions respondsToSelector:@selector(countByEnumeratingWithState:objects:count:)]) {
|
||||
for (NSString *suggestion in suggestions) {
|
||||
if (options.count < maxSuggestions) {
|
||||
[options addObject:suggestion];
|
||||
} else {
|
||||
break;
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
- (void)layoutSubview:(NSString *)t at:(CGFloat)x width:(CGFloat)w
|
||||
{
|
||||
UIButton *b = [[UIButton alloc]
|
||||
initWithFrame:CGRectMake(x, 0.0f, w, self.bounds.size.height)];
|
||||
[b setTitle:t forState:UIControlStateNormal];
|
||||
b.titleLabel.adjustsFontSizeToFitWidth = YES;
|
||||
b.titleLabel.textAlignment = NSTextAlignmentCenter;
|
||||
[b setTitleColor:[UIColor whiteColor] forState:UIControlStateNormal];
|
||||
[b addTarget:self
|
||||
action:@selector(buttonTouched:)
|
||||
forControlEvents:UIControlEventTouchUpInside];
|
||||
[self addSubview:b];
|
||||
- (void)layoutSubview:(NSString *)t at:(CGFloat)x width:(CGFloat)w {
|
||||
UIButton *b = [[UIButton alloc] initWithFrame:CGRectMake(x, 0.0f, w, self.bounds.size.height)];
|
||||
[b setTitle:t forState:UIControlStateNormal];
|
||||
b.titleLabel.adjustsFontSizeToFitWidth = YES;
|
||||
b.titleLabel.textAlignment = NSTextAlignmentCenter;
|
||||
[b setTitleColor:[UIColor whiteColor] forState:UIControlStateNormal];
|
||||
[b addTarget:self action:@selector(buttonTouched:) forControlEvents:UIControlEventTouchUpInside];
|
||||
[self addSubview:b];
|
||||
|
||||
if (x > 0) {
|
||||
UIView *line = [[UIView alloc]
|
||||
initWithFrame:CGRectMake(0.0f, 0.0f, 0.5f, self.bounds.size.height)];
|
||||
line.backgroundColor =
|
||||
[UIColor colorWithRed:0.984 green:0.977 blue:0.81 alpha:1.0];
|
||||
[b addSubview:line];
|
||||
}
|
||||
if (x > 0) {
|
||||
UIView *line =
|
||||
[[UIView alloc] initWithFrame:CGRectMake(0.0f, 0.0f, 0.5f, self.bounds.size.height)];
|
||||
line.backgroundColor = [UIColor colorWithRed:0.984 green:0.977 blue:0.81 alpha:1.0];
|
||||
[b addSubview:line];
|
||||
}
|
||||
|
||||
[buttons addObject:b];
|
||||
[buttons addObject:b];
|
||||
}
|
||||
|
||||
- (void)layoutSubviews
|
||||
{
|
||||
for (UIView *subview in buttons) {
|
||||
[subview removeFromSuperview];
|
||||
}
|
||||
[buttons removeAllObjects];
|
||||
- (void)layoutSubviews {
|
||||
for (UIView *subview in buttons) {
|
||||
[subview removeFromSuperview];
|
||||
}
|
||||
[buttons removeAllObjects];
|
||||
|
||||
CGFloat symbolWidth = 40.0f;
|
||||
[self layoutSubview:@"+" at:0 * symbolWidth width:symbolWidth];
|
||||
[self layoutSubview:@"-" at:1 * symbolWidth width:symbolWidth];
|
||||
[self layoutSubview:@"*" at:2 * symbolWidth width:symbolWidth];
|
||||
[self layoutSubview:@"/" at:3 * symbolWidth width:symbolWidth];
|
||||
CGFloat symbolWidth = 40.0f;
|
||||
[self layoutSubview:@"+" at:0 * symbolWidth width:symbolWidth];
|
||||
[self layoutSubview:@"-" at:1 * symbolWidth width:symbolWidth];
|
||||
[self layoutSubview:@"*" at:2 * symbolWidth width:symbolWidth];
|
||||
[self layoutSubview:@"/" at:3 * symbolWidth width:symbolWidth];
|
||||
|
||||
for (int i = 0; i < options.count; i++) {
|
||||
NSString *suggestion = options[i];
|
||||
CGFloat width =
|
||||
(self.bounds.size.width - (4 * symbolWidth)) / options.count;
|
||||
CGFloat x = (4 * symbolWidth) + (i * width);
|
||||
[self layoutSubview:suggestion at:x width:width];
|
||||
}
|
||||
for (int i = 0; i < options.count; i++) {
|
||||
NSString *suggestion = options[i];
|
||||
CGFloat width = (self.bounds.size.width - (4 * symbolWidth)) / options.count;
|
||||
CGFloat x = (4 * symbolWidth) + (i * width);
|
||||
[self layoutSubview:suggestion at:x width:width];
|
||||
}
|
||||
}
|
||||
|
||||
- (void)buttonTouched:(UIButton *)button
|
||||
{
|
||||
NSTimeInterval duration = 0.08f;
|
||||
[UIView
|
||||
animateWithDuration:duration
|
||||
animations:^{
|
||||
[button setBackgroundColor:[UIColor whiteColor]];
|
||||
- (void)buttonTouched:(UIButton *)button {
|
||||
NSTimeInterval duration = 0.08f;
|
||||
[UIView animateWithDuration:duration
|
||||
animations:^{
|
||||
[button setBackgroundColor:[UIColor whiteColor]];
|
||||
|
||||
if ([self.delegate
|
||||
respondsToSelector:@selector(suggestionReplace:)]) {
|
||||
NSString *t = self->text;
|
||||
if (t == nil) {
|
||||
t = @"";
|
||||
}
|
||||
if (button.currentTitle.length == 1) {
|
||||
// Special case for +, -, *, /.
|
||||
t = [t stringByAppendingString:button.currentTitle];
|
||||
} else {
|
||||
t = [self->text stringByReplacingCharactersInRange:
|
||||
self->range withString:button.currentTitle];
|
||||
}
|
||||
[self performSelector:@selector(suggestionReplace:)
|
||||
withObject:t
|
||||
afterDelay:duration * 0.8f];
|
||||
}
|
||||
[button performSelector:@selector(setBackgroundColor:)
|
||||
withObject:[UIColor clearColor]
|
||||
afterDelay:duration];
|
||||
}];
|
||||
if ([self.delegate respondsToSelector:@selector(suggestionReplace:)]) {
|
||||
NSString *t = self->text;
|
||||
if (t == nil) {
|
||||
t = @"";
|
||||
}
|
||||
if (button.currentTitle.length == 1) {
|
||||
// Special case for +, -, *, /.
|
||||
t = [t stringByAppendingString:button.currentTitle];
|
||||
} else {
|
||||
t = [self->text stringByReplacingCharactersInRange:self->range
|
||||
withString:button.currentTitle];
|
||||
}
|
||||
[self performSelector:@selector(suggestionReplace:)
|
||||
withObject:t
|
||||
afterDelay:duration * 0.8f];
|
||||
}
|
||||
[button performSelector:@selector(setBackgroundColor:)
|
||||
withObject:[UIColor clearColor]
|
||||
afterDelay:duration];
|
||||
}];
|
||||
}
|
||||
|
||||
- (void)suggestionReplace:(NSString *)t
|
||||
{
|
||||
[self.delegate performSelector:@selector(suggestionReplace:) withObject:t];
|
||||
- (void)suggestionReplace:(NSString *)t {
|
||||
[self.delegate performSelector:@selector(suggestionReplace:) withObject:t];
|
||||
}
|
||||
|
||||
@end
|
||||
|
||||
|
||||
Loading…
x
Reference in New Issue
Block a user