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手机号注册 - 进行到最后一步时，不允许滑动返回，并且点「返回」按钮时给出提示
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‎Coding_iOS.xcodeproj/project.pbxproj

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@@ -120,6 +120,7 @@
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4E217F171A70EDC700F6DF88 /* SVWebViewControllerActivity.m in Sources */ = {isa = PBXBuildFile; fileRef = 4E217F0B1A70EDC700F6DF88 /* SVWebViewControllerActivity.m */; };
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4E217F1A1A71007800F6DF88 /* SVWebViewController.strings in Resources */ = {isa = PBXBuildFile; fileRef = 4E217F1C1A71007800F6DF88 /* SVWebViewController.strings */; };
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4E24B2681B43D33F004D7989 /* ProjectToChooseListViewController.m in Sources */ = {isa = PBXBuildFile; fileRef = 4E24B2671B43D33F004D7989 /* ProjectToChooseListViewController.m */; };
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4E25271A1C327FAE0032A7F4 /* UIViewController+BackButtonHandler.m in Sources */ = {isa = PBXBuildFile; fileRef = 4E2527191C327FAE0032A7F4 /* UIViewController+BackButtonHandler.m */; };
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4E2719B81AB02F31006AE214 /* NProjectViewController.m in Sources */ = {isa = PBXBuildFile; fileRef = 4E2719B71AB02F31006AE214 /* NProjectViewController.m */; };
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4E2719C71AB07ED6006AE214 /* dot_line@2x.png in Resources */ = {isa = PBXBuildFile; fileRef = 4E2719C61AB07ED6006AE214 /* dot_line@2x.png */; };
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4E2906A21A403B7D008A5B97 /* FileDownloadView.m in Sources */ = {isa = PBXBuildFile; fileRef = 4E2906A11A403B7D008A5B97 /* FileDownloadView.m */; };
@@ -1205,6 +1206,8 @@
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4E217F1D1A71007C00F6DF88 /* zh-Hans */ = {isa = PBXFileReference; lastKnownFileType = text.plist.strings; name = "zh-Hans"; path = "zh-Hans.lproj/SVWebViewController.strings"; sourceTree = "<group>"; };
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4E24B2661B43D33F004D7989 /* ProjectToChooseListViewController.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = ProjectToChooseListViewController.h; sourceTree = "<group>"; };
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4E24B2671B43D33F004D7989 /* ProjectToChooseListViewController.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; path = ProjectToChooseListViewController.m; sourceTree = "<group>"; };
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4E2527181C327FAE0032A7F4 /* UIViewController+BackButtonHandler.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = "UIViewController+BackButtonHandler.h"; sourceTree = "<group>"; };
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4E2527191C327FAE0032A7F4 /* UIViewController+BackButtonHandler.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; path = "UIViewController+BackButtonHandler.m"; sourceTree = "<group>"; };
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4E2719B61AB02F31006AE214 /* NProjectViewController.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = NProjectViewController.h; sourceTree = "<group>"; };
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4E2719B71AB02F31006AE214 /* NProjectViewController.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; path = NProjectViewController.m; sourceTree = "<group>"; };
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4E2719C61AB07ED6006AE214 /* dot_line@2x.png */ = {isa = PBXFileReference; lastKnownFileType = image.png; path = "dot_line@2x.png"; sourceTree = "<group>"; };
@@ -3517,6 +3520,8 @@
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4E0BD8551B6C7DFD0061CAA6 /* UIView+Frame.m */,
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D09AA5BE1BFDEDD1008CA9EB /* NSString+Attribute.h */,
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D09AA5BF1BFDEDD1008CA9EB /* NSString+Attribute.m */,
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4E2527181C327FAE0032A7F4 /* UIViewController+BackButtonHandler.h */,
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4E2527191C327FAE0032A7F4 /* UIViewController+BackButtonHandler.m */,
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);
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path = OC_Category;
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sourceTree = "<group>";
@@ -5917,6 +5922,7 @@
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4EABD2541AD3CA7E005E515F /* UIMessageInputView.m in Sources */,
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7EB02FE61B6D0F3E00D2166C /* AudioManager.m in Sources */,
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4E72F82D1B144778001B6CE6 /* NSMutableString+Common.m in Sources */,
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4E25271A1C327FAE0032A7F4 /* UIViewController+BackButtonHandler.m in Sources */,
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4E4D6A791B1C6C7800FD2E49 /* MRPRDetailCell.m in Sources */,
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8EF643CA19FF7E2900F7EEB0 /* TopicContentCell.m in Sources */,
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4E0B9A371BAD377600D57D54 /* ForkTreeCell.m in Sources */,

‎Coding_iOS/Controllers/Login/RegisterViewController.m

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#import "WebViewController.h"
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#import "CannotLoginViewController.h"
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#import "EaseInputTipsView.h"
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#import "UIViewController+BackButtonHandler.h"
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@interface RegisterViewController ()<UITableViewDataSource, UITableViewDelegate, TTTAttributedLabelDelegate>
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@property (nonatomic, assign) RegisterMethodType medthodType;
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self.myTableView.tableFooterView=[self customFooterView];
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[self configTopView];
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[self configBottomView];
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}
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- (BOOL)navigationShouldPopOnBackButton{
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if (_medthodType == RegisterMethodPhone && _stepIndex >= 2 && _myRegister.password.length > 0) {//顺序来到的第二步，不允许直接返回
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[[UIActionSheet bk_actionSheetCustomWithTitle:@"完成激活后才能正常使用 Coding，是否返回？" buttonTitles:nil destructiveTitle:@"确认返回" cancelTitle:@"取消" andDidDismissBlock:^(UIActionSheet *sheet, NSInteger index) {
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if (index == 0) {
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[self.navigationController popViewControllerAnimated:YES];
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}
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}] showInView:self.view];
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return NO;
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}
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return YES;
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}
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- (void)refreshCaptchaNeeded{
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__weak typeof(self) weakSelf = self;
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[[Coding_NetAPIManager sharedManager] request_CaptchaNeededWithPath:@"api/captcha/register" andBlock:^(id data, NSError *error) {
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if (_medthodType == RegisterMethodEamil || _stepIndex == 1) {
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[self refreshCaptchaNeeded];
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}
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if (_medthodType == RegisterMethodPhone && _stepIndex >= 2 && _myRegister.password.length > 0) {//顺序来到的第二步，不允许直接返回
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self.navigationController.interactivePopGestureRecognizer.enabled = NO;
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}
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}
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- (void)viewWillDisappear:(BOOL)animated{
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[super viewWillDisappear:animated];
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[self.view endEditing:YES];
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self.navigationController.interactivePopGestureRecognizer.enabled = YES;
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}
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- (EaseInputTipsView *)inputTipsView{

‎Coding_iOS/Util/OC_Category/UIViewController+BackButtonHandler.h

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//
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// UIViewController+BackButtonHandler.h
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//
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// Created by Sergey Nikitenko on 10/1/13.
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// Copyright 2013 Sergey Nikitenko. All rights reserved.
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//
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// Permission is hereby granted, free of charge, to any person obtaining a copy
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// of this software and associated documentation files (the "Software"), to deal
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// in the Software without restriction, including without limitation the rights
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// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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// copies of the Software, and to permit persons to whom the Software is
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// furnished to do so, subject to the following conditions:
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//
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// The above copyright notice and this permission notice shall be included in
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// all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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// THE SOFTWARE.
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//
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#import <UIKit/UIKit.h>
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@protocol BackButtonHandlerProtocol <NSObject>
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@optional
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// Override this method in UIViewController derived class to handle 'Back' button click
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-(BOOL)navigationShouldPopOnBackButton;
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@end
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@interface UIViewController (BackButtonHandler) <BackButtonHandlerProtocol>
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@end

‎Coding_iOS/Util/OC_Category/UIViewController+BackButtonHandler.m

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//
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// UIViewController+BackButtonHandler.m
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//
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// Created by Sergey Nikitenko on 10/1/13.
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// Copyright 2013 Sergey Nikitenko. All rights reserved.
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//
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// Permission is hereby granted, free of charge, to any person obtaining a copy
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// of this software and associated documentation files (the "Software"), to deal
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// in the Software without restriction, including without limitation the rights
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// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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// copies of the Software, and to permit persons to whom the Software is
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// furnished to do so, subject to the following conditions:
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//
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// The above copyright notice and this permission notice shall be included in
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// all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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// THE SOFTWARE.
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//
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#import "UIViewController+BackButtonHandler.h"
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@implementation UIViewController (BackButtonHandler)
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@end
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@implementation UINavigationController (ShouldPopOnBackButton)
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- (BOOL)navigationBar:(UINavigationBar *)navigationBar shouldPopItem:(UINavigationItem *)item {
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if([self.viewControllers count] < [navigationBar.items count]) {
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return YES;
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}
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BOOL shouldPop = YES;
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UIViewController* vc = [self topViewController];
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if([vc respondsToSelector:@selector(navigationShouldPopOnBackButton)]) {
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shouldPop = [vc navigationShouldPopOnBackButton];
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}
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if(shouldPop) {
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dispatch_async(dispatch_get_main_queue(), ^{
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[self popViewControllerAnimated:YES];
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});
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} else {
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// Workaround for iOS7.1. Thanks to @boliva - http://stackoverflow.com/posts/comments/34452906
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for(UIView *subview in [navigationBar subviews]) {
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if(subview.alpha < 1.) {
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[UIView animateWithDuration:.25 animations:^{
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subview.alpha = 1.;
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}];
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}
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}
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}
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return NO;
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}
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@end

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