PDF_Office/PDF Office/PDF Master/Class/Merge/OCPart/PasswordWindowController.m

//
//  PasswordWindowController.m
//  PDF Reader
//
//  Created by wangshuai on 13-12-3.
//  Copyright (c) 2013年 zhangjie. All rights reserved.
//

#import "PasswordWindowController.h"
#import <Quartz/Quartz.h>

@interface PasswordWindowController ()
@property (nonatomic,retain) NSString *password;

@end

@implementation PasswordWindowController
@synthesize fileURL = _fileURL;
@synthesize passwordDelegate = _passwordDelegate;
@synthesize tag = _tag;

- (id)initWithWindow:(NSWindow *)window
{
    self = [super initWithWindow:window];
    if (self) {
        // Initialization code here.
    }
    return self;
}

- (void)windowDidLoad
{
    [super windowDidLoad];
    
    // Implement this method to handle any initialization after your window controller's window has been loaded from its nib file.
    _titleTextField.stringValue = [_fileURL lastPathComponent]?:@"";
    _textField.stringValue = NSLocalizedString(@"This PDF is password protected. Please enter the password below to access this PDF.", nil);
    _openButton.title = NSLocalizedString(@"Open", nil);
    _cancelButton.title = NSLocalizedString(@"Cancel", nil);
}

- (void)dealloc
{
    _passwordDelegate = nil;
}

- (void)close
{
//    [super close];
    [NSApp endSheet:self.window];
    [[self window] orderOut:self];

}

- (IBAction)cancelAction:(id)sender
{
    [self close];
//    if ([_passwordDelegate respondsToSelector:@selector(didCancelUnlockFile:)]) {
//        [_passwordDelegate didCancelUnlockFile:self];
//    }
}

- (IBAction)OKAction:(id)sender
{
    PDFDocument *pdfDoc = [[PDFDocument alloc] initWithURL:_fileURL];
    if (pdfDoc) {
        if ([pdfDoc unlockWithPassword:[_passwordTextField stringValue]]) {
            self.password = [_passwordTextField stringValue];
             [self close];
        }else{
            NSAlert *alert = [[NSAlert alloc] init];
            [alert setAlertStyle:NSAlertStyleCritical];
            [alert setMessageText:NSLocalizedString(@"Incorrect password. Please check your password and try again.", nil)];
            [alert runModal];
        }
    }
}

#pragma mark Show Methods
- (void)didEndSheet:(NSWindow *)sheet returnCode:(NSInteger)returnCode contextInfo:(void *)contextInfo {
    if (contextInfo != NULL) {
        void (^handler)(NSString *password) = (void(^)(NSString *password))CFBridgingRelease(contextInfo);
        handler(_password);
    }
}

- (void)beginSheetModalForWindow:(NSWindow *)window completionHandler:(void (^)(NSString *password))handler{
//    [self retain]; // make sure we stay around long enough
    
    [NSApp beginSheet:[self window]
       modalForWindow:window
        modalDelegate:self
       didEndSelector:@selector(didEndSheet:returnCode:contextInfo:)
          contextInfo:handler ? CFBridgingRetain(handler) : NULL];
}


@end