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CHMDocument.m
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CHMDocument.m
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//
// CHMDocument.m
// ichm
//
// Created by Robin Lu on 7/16/08.
// Copyright __MyCompanyName__ 2008 . All rights reserved.
//
#import "CHMDocument.h"
#import <CHM/CHM.h>
#import <PSMTabBarControl/PSMTabBarControl.h>
#import "ITSSProtocol.h"
#import "CHMTableOfContent.h"
#import "CHMWebViewController.h"
#import "ICHMApplication.h"
#import "CHMTextEncodingMenu.h"
#import "BookmarkController.h"
#import "CHMWebView.h"
#import "CHMExporter.h"
#import "lcid.h"
#define MD_DEBUG 1
#if defined(MD_DEBUG)
#define MDLog(...) NSLog(__VA_ARGS__)
#else
static void MDLog(NSString *string, ...) {
(void)string;
}
#endif
#define PREF_FILES_INFO @"files info"
#define PREF_UPDATED_AT @"updated at"
#define PREF_LAST_PATH @"last path"
#define PREF_SEARCH_TYPE @"search type"
#define PREF_VALUE_SEARCH_IN_INDEX @"index"
#define PREF_VALUE_SEARCH_IN_FILE @"file"
static NSString* ICHMToolbarIdentifier = @"ICHM Toolbar Identifier";
static NSString* HistoryToolbarItemIdentifier = @"History Item Identifier";
static NSString* TextSizeToolbarItemIdentifier = @"Text Size Item Identifier";
static NSString* SearchToolbarItemIdentifier = @"Search Item Identifier";
static NSString* HomeToolbarItemIdentifier = @"Home Item Identifier";
static NSString* SidebarToolbarItemIdentifier = @"Sidebar Item Identifier";
static NSString* WebVewPreferenceIndentifier = @"iCHM WebView Preferences";
static NSString* SidebarWidthName = @"Sidebar Width";
static float MinSidebarWidth = 160.0;
static BOOL firstDocument = YES;
@interface CHMConsole : NSObject
{
}
- (void)log:(NSString*)string;
@end
@implementation CHMConsole
- (void)log:(NSString*)string
{
NSLog(@"%@", string);
}
+ (BOOL)isSelectorExcludedFromWebScript:(SEL)selector {
if (selector == @selector(log:)) {
return NO;
}
return YES;
}
+ (NSString *) webScriptNameForSelector:(SEL)selector {
if (@selector(log:)) {
return @"log";
}
return nil;
}
@end
@interface CHMDocument (Private)
- (void)setupToolbar;
- (void)updateHistoryButton;
- (void)loadPath:(NSString *)path;
- (NSString*)extractPathFromURL:(NSURL*)url;
- (void)prepareSearchIndex;
- (void)setupTabBar;
- (void)loadJavascript;
- (void)runJavascript:(NSString*)script;
- (void)restoreSidebar;
- (void)after_zoom;
- (NSTabViewItem*)createWebViewInTab:(id)sender;
- (void)setupTOCSource;
@end
@implementation CHMDocument
@synthesize filePath;
@synthesize docTitle;
- (id)init
{
self = [super init];
if (self) {
// Add your subclass-specific initialization here.
// If an error occurs here, send a [self release] message and return nil.
isIndexDone = NO;
searchIndexCondition = [[NSCondition alloc] init];
webViews = [[NSMutableArray alloc] init];
console = [[CHMConsole alloc] init];
isSidebarRestored = NO;
}
return self;
}
- (void) dealloc
{
if( chmFileHandle ) {
chm_close( chmFileHandle );
}
[filePath release];
[docTitle release];
[homePath release];
[tocPath release];
[indexPath release];
[tocSource release];
[searchSource release];
if (skIndex) SKIndexClose(skIndex);
[searchIndexObject release];
[searchIndexCondition release];
[webViews release];
[super dealloc];
}
#pragma mark Basic CHM reading operations
static inline NSStringEncoding nameToEncoding(NSString* name) {
if(!name || [name length] == 0)
return NSUTF8StringEncoding;
return CFStringConvertEncodingToNSStringEncoding(
CFStringConvertIANACharSetNameToEncoding((CFStringRef) name));
}
static inline unsigned short readShort( NSData *data, NSUInteger offset ) {
NSRange valueRange = { offset, 2 };
unsigned short value;
[data getBytes:(void *)&value range:valueRange];
return NSSwapLittleShortToHost( value );
}
static inline UInt32 readInt(NSData *data, NSUInteger offset) {
UInt32 value = 0;
[data getBytes:&value range:NSMakeRange(offset, 4)];
return NSSwapLittleIntToHost(value);
}
static inline NSString * readString( NSData *data, unsigned long offset, NSString *encodingName ) {
const char *stringData = (char *)[data bytes] + offset;
return [[NSString alloc] initWithCString:stringData encoding:nameToEncoding(encodingName)];
}
static inline NSString * readTrimmedString( NSData *data, unsigned long offset, NSString *encodingName ) {
NSString *str = readString(data, offset,encodingName);
return [str stringByTrimmingCharactersInSet:[NSCharacterSet whitespaceAndNewlineCharacterSet]];
}
static inline NSString * LCIDtoEncodingName(unsigned int lcid) {
NSString * name= nil;
switch (lcid) {
case LCID_CS: //1250
case LCID_HR: //1250
case LCID_HU: //1250
case LCID_PL: //1250
case LCID_RO: //1250
case LCID_SK: //1250
case LCID_SL: //1250
case LCID_SQ: //1250
case LCID_SR_SP: //1250
name = @"CP1250";
break;
case LCID_AZ_CY: //1251
case LCID_BE: //1251
case LCID_BG: //1251
case LCID_MS_MY: //1251
case LCID_RU: //1251
case LCID_SB: //1251
case LCID_SR_SP2: //1251
case LCID_TT: //1251
case LCID_UK: //1251
case LCID_UZ_UZ2: //1251
case LCID_YI: //1251
name = @"CP1251";
break;
case LCID_AF: //1252
case LCID_CA: //1252
case LCID_DA: //1252
case LCID_DE_AT: //1252
case LCID_DE_CH: //1252
case LCID_DE_DE: //1252
case LCID_DE_LI: //1252
case LCID_DE_LU: //1252
case LCID_EN_AU: //1252
case LCID_EN_BZ: //1252
case LCID_EN_CA: //1252
case LCID_EN_CB: //1252
case LCID_EN_GB: //1252
case LCID_EN_IE: //1252
case LCID_EN_JM: //1252
case LCID_EN_NZ: //1252
case LCID_EN_PH: //1252
case LCID_EN_TT: //1252
case LCID_EN_US: //1252
case LCID_EN_ZA: //1252
case LCID_ES_AR: //1252
case LCID_ES_BO: //1252
case LCID_ES_CL: //1252
case LCID_ES_CO: //1252
case LCID_ES_CR: //1252
case LCID_ES_DO: //1252
case LCID_ES_EC: //1252
case LCID_ES_ES: //1252
case LCID_ES_GT: //1252
case LCID_ES_HN: //1252
case LCID_ES_MX: //1252
case LCID_ES_NI: //1252
case LCID_ES_PA: //1252
case LCID_ES_PE: //1252
case LCID_ES_PR: //1252
case LCID_ES_PY: //1252
case LCID_ES_SV: //1252
case LCID_ES_UY: //1252
case LCID_ES_VE: //1252
case LCID_EU: //1252
case LCID_FI: //1252
case LCID_FO: //1252
case LCID_FR_BE: //1252
case LCID_FR_CA: //1252
case LCID_FR_CH: //1252
case LCID_FR_FR: //1252
case LCID_FR_LU: //1252
case LCID_GD: //1252
case LCID_HI: //1252
case LCID_ID: //1252
case LCID_IS: //1252
case LCID_IT_CH: //1252
case LCID_IT_IT: //1252
case LCID_MS_BN: //1252
case LCID_NL_BE: //1252
case LCID_NL_NL: //1252
case LCID_NO_NO: //1252
case LCID_NO_NO2: //1252
case LCID_PT_BR: //1252
case LCID_PT_PT: //1252
case LCID_SV_FI: //1252
case LCID_SV_SE: //1252
case LCID_SW: //1252
name = @"CP1252";
break;
case LCID_EL: //1253
name = @"CP1253";
break;
case LCID_AZ_LA: //1254
case LCID_TR: //1254
case LCID_UZ_UZ: //1254
name = @"CP1254";
break;
case LCID_HE: //1255
name = @"CP1255";
break;
case LCID_AR_AE: //1256
case LCID_AR_BH: //1256
case LCID_AR_DZ: //1256
case LCID_AR_EG: //1256
case LCID_AR_IQ: //1256
case LCID_AR_JO: //1256
case LCID_AR_KW: //1256
case LCID_AR_LB: //1256
case LCID_AR_LY: //1256
case LCID_AR_MA: //1256
case LCID_AR_OM: //1256
case LCID_AR_QA: //1256
case LCID_AR_SA: //1256
case LCID_AR_SY: //1256
case LCID_AR_TN: //1256
case LCID_AR_YE: //1256
case LCID_FA: //1256
case LCID_UR: //1256
name = @"CP1256";
break;
case LCID_ET: //1257
case LCID_LT: //1257
case LCID_LV: //1257
name = @"CP1257";
break;
case LCID_VI: //1258
name = @"CP1258";
break;
case LCID_TH: //874
name = @"CP874";
break;
case LCID_JA: //932
name = @"CP932";
break;
case LCID_ZH_CN: //936
case LCID_ZH_SG: //936
name = @"CP936";
break;
case LCID_KO: //949
name = @"CP949";
break;
case LCID_ZH_HK: //950
case LCID_ZH_MO: //950
case LCID_ZH_TW: //950
name = @"CP950";
break;
case LCID_GD_IE: //??
case LCID_MK: //??
case LCID_RM: //??
case LCID_RO_MO: //??
case LCID_RU_MO: //??
case LCID_ST: //??
case LCID_TN: //??
case LCID_TS: //??
case LCID_XH: //??
case LCID_ZU: //??
case LCID_HY: //0
case LCID_MR: //0
case LCID_MT: //0
case LCID_SA: //0
case LCID_TA: //0
default:
break;
}
return name;
}
# pragma mark chmlib
- (BOOL) exist: (NSString *)path
{
struct chmUnitInfo info;
if (chmFileHandle)
return chm_resolve_object( chmFileHandle, [path UTF8String], &info ) == CHM_RESOLVE_SUCCESS;
return NO;
}
- (NSData *)content: (NSString *)path
{
if( !path ) {
return nil;
}
if( [path hasPrefix:@"/"] ) {
if( [path hasPrefix:@"///"] ) {
path = [path substringFromIndex:2];
}
}
else {
path = [NSString stringWithFormat:@"/%@", path];
}
struct chmUnitInfo info;
void *buffer = nil;
@synchronized(self)
{
if (chm_resolve_object( chmFileHandle, [path UTF8String], &info ) == CHM_RESOLVE_SUCCESS)
{
buffer = malloc( info.length );
if( buffer ) {
if( !chm_retrieve_object( chmFileHandle, &info, buffer, 0, info.length ) ) {
NSLog( @"Failed to load %qu bytes for %@", (long long)info.length, path );
free( buffer );
buffer = nil;
}
}
}
}
if (buffer)
return [NSData dataWithBytesNoCopy:buffer length:info.length];
return nil;
}
- (BOOL)loadMetadata {
//--- Start with WINDOWS object ---
NSData *windowsData = [self content:@"/#WINDOWS"];
NSData *stringsData = [self content:@"/#STRINGS"];
if( windowsData && stringsData ) {
const UInt32 entryCount = readInt(windowsData, 0);
const UInt32 entrySize = readInt(windowsData, 4);
for (NSUInteger entryIndex = 0; entryIndex < entryCount; ++entryIndex ) {
NSUInteger entryOffset = 8 + (entryIndex * entrySize);
if( !docTitle || ( [docTitle length] == 0 ) ) {
docTitle = readTrimmedString(stringsData, readInt(windowsData, entryOffset + 0x14), encodingName);
MDLog(@"[%@ %@] STRINGS title == %@", NSStringFromClass([self class]), NSStringFromSelector(_cmd), docTitle);
}
if( !tocPath || ( [tocPath length] == 0 ) ) {
tocPath = readString(stringsData, readInt(windowsData, entryOffset + 0x60 ), encodingName);
MDLog(@"[%@ %@] STRINGS path of TOC == %@", NSStringFromClass([self class]), NSStringFromSelector(_cmd), tocPath);
}
if( !indexPath || ( [indexPath length] == 0 ) ) {
indexPath = readString(stringsData, readInt(windowsData, entryOffset + 0x64 ), encodingName);
MDLog(@"[%@ %@] STRINGS path of index file == %@", NSStringFromClass([self class]), NSStringFromSelector(_cmd), indexPath);
}
if( !homePath || ( [homePath length] == 0 ) ) {
homePath = readString(stringsData, readInt(windowsData, entryOffset + 0x68 ), encodingName);
MDLog(@"[%@ %@] STRINGS path of home == %@", NSStringFromClass([self class]), NSStringFromSelector(_cmd), homePath);
}
}
}
//--- Use SYSTEM object ---
NSData *systemData = [self content:@"/#SYSTEM"];
if( systemData == nil ) {
return NO;
}
NSUInteger maxOffset = [systemData length];
NSUInteger offset = 4;
for( ;offset<maxOffset; ) {
switch( readShort( systemData, offset ) ) {
case 0:
if( !tocPath || ( [tocPath length] == 0 ) ) {
tocPath = readString( systemData, offset + 4, encodingName );
MDLog(@"[%@ %@] SYSTEM Table of contents == %@", NSStringFromClass([self class]), NSStringFromSelector(_cmd), tocPath);
}
break;
case 1:
if( !indexPath || ( [indexPath length] == 0 ) ) {
indexPath = readString( systemData, offset + 4, encodingName );
MDLog(@"[%@ %@] SYSTEM Index == %@", NSStringFromClass([self class]), NSStringFromSelector(_cmd), indexPath);
}
break;
case 2:
if( !homePath || ( [homePath length] == 0 ) ) {
homePath = readString( systemData, offset + 4, encodingName );
MDLog(@"[%@ %@] SYSTEM Home == %@", NSStringFromClass([self class]), NSStringFromSelector(_cmd), homePath);
}
break;
case 3:
if( !docTitle || ( [docTitle length] == 0 ) ) {
docTitle = readTrimmedString( systemData, offset + 4, encodingName );
MDLog(@"[%@ %@] SYSTEM Title == %@", NSStringFromClass([self class]), NSStringFromSelector(_cmd), docTitle);
}
break;
case 4: {
UInt32 lcid = readInt(systemData, offset + 4);
MDLog(@"[%@ %@] SYSTEM LCID == %u", NSStringFromClass([self class]), NSStringFromSelector(_cmd), (unsigned)lcid);
encodingName = LCIDtoEncodingName(lcid);
MDLog(@"[%@ %@] SYSTEM ecoding == %@", NSStringFromClass([self class]), NSStringFromSelector(_cmd), encodingName);
}
break;
case 6:
{
const char *data = (const char *)([systemData bytes] + offset + 4);
NSString *prefix = [[NSString alloc] initWithCString:data encoding:nameToEncoding(encodingName)];
if( !tocPath || [tocPath length] == 0 ) {
NSString *path = [NSString stringWithFormat:@"/%@.hhc", prefix];
if ([self exist:path])
{
tocPath = path;
}
}
if ( !indexPath || [indexPath length] == 0 )
{
NSString *path = [NSString stringWithFormat:@"/%@.hhk", prefix];
if ([self exist:path])
{
indexPath = path;
}
}
MDLog(@"[%@ %@] SYSTEM Table of contents == %@", NSStringFromClass([self class]), NSStringFromSelector(_cmd), tocPath);
[prefix release];
}
break;
case 9:
break;
case 16:
break;
default:
MDLog(@"[%@ %@] SYSTEM unhandled value == %d", NSStringFromClass([self class]), NSStringFromSelector(_cmd), readShort(systemData, offset));
break;
}
offset += readShort(systemData, offset+2) + 4;
}
// Check for empty string titles
if( [docTitle length] == 0 ) {
docTitle = nil;
}
else {
[docTitle retain];
}
// Check for lack of index page
if( !homePath ) {
homePath = [self findHomeForPath:@"/"];
MDLog(@"[%@ %@] Implicit home == %@", NSStringFromClass([self class]), NSStringFromSelector(_cmd), homePath);
}
[homePath retain];
[tocPath retain];
[indexPath retain];
return YES;
}
- (NSString *)findHomeForPath: (NSString *)basePath
{
NSString *testPath;
NSString *separator = [basePath hasSuffix:@"/"]? @"" : @"/";
testPath = [NSString stringWithFormat:@"%@%@index.htm", basePath, separator];
if( [self exist:testPath] ) {
return testPath;
}
testPath = [NSString stringWithFormat:@"%@%@default.html", basePath, separator];
if( [self exist:testPath] ) {
return testPath;
}
testPath = [NSString stringWithFormat:@"%@%@default.htm", basePath, separator];
if( [self exist:testPath] ) {
return testPath;
}
return [NSString stringWithFormat:@"%@%@index.html", basePath, separator];
}
# pragma mark NSDocument
- (NSString *)windowNibName
{
// Override returning the nib file name of the document
// If you need to use a subclass of NSWindowController or if your document supports multiple NSWindowControllers, you should remove this method and override -makeWindowControllers instead.
return @"CHMDocument";
}
- (void)windowControllerDidLoadNib:(NSWindowController *) aController
{
[super windowControllerDidLoadNib:aController];
[aController.window setCollectionBehavior:NSWindowCollectionBehaviorFullScreenPrimary];
[self setupTabBar];
[self addNewTab:self];
[tocView setDataSource:tocSource];
[tocView setAutoresizesOutlineColumn:NO];
if([tocSource rootChildrenCount]==0)
[self hideSidebar:self];
[self setupToolbar];
[self restoreSidebar];
// go to last viewed page
NSString *lastPath = (NSString*) [self getPreferenceforFile:filePath withKey:PREF_LAST_PATH];
if (nil == lastPath)
[self goHome:self];
else
[self loadPath:lastPath];
[self prepareSearchIndex];
// set search type and search menu
NSString* type = [self getPreferenceforFile:filePath withKey:PREF_SEARCH_TYPE];
if (type != nil && [type isEqualToString:PREF_VALUE_SEARCH_IN_INDEX])
[self setSearchInIndex:[[searchItemView cell] searchMenuTemplate] ];
// invoke search if query string provided in command line
if (firstDocument)
{
NSUserDefaults *args = [NSUserDefaults standardUserDefaults];
NSString *searchTerm = [args stringForKey:@"search"];
if (searchTerm &&
[[searchTerm stringByTrimmingCharactersInSet:[NSCharacterSet whitespaceAndNewlineCharacterSet]] length] > 0)
{
[searchItemView setStringValue:[searchTerm stringByTrimmingCharactersInSet:[NSCharacterSet whitespaceAndNewlineCharacterSet]]];
[self searchInFile:self];
firstDocument = NO;
}
}
}
- (NSData *)dataOfType:(NSString *)typeName error:(NSError **)outError
{
// Insert code here to write your document to data of the specified type. If the given outError != NULL, ensure that you set *outError when returning nil.
// You can also choose to override -fileWrapperOfType:error:, -writeToURL:ofType:error:, or -writeToURL:ofType:forSaveOperation:originalContentsURL:error: instead.
// For applications targeted for Panther or earlier systems, you should use the deprecated API -dataRepresentationOfType:. In this case you can also choose to override -fileWrapperRepresentationOfType: or -writeToFile:ofType: instead.
if ( outError != NULL ) {
*outError = [NSError errorWithDomain:NSOSStatusErrorDomain code:unimpErr userInfo:NULL];
}
return nil;
}
- (void)setupTOCSource{
if (tocPath && [tocPath length] > 0)
{
NSData * tocData = [self content:tocPath];
CHMTableOfContent* newTOC = [[CHMTableOfContent alloc] initWithData:tocData encodingName:[self currentEncodingName]];
CHMTableOfContent* oldTOC = tocSource;
tocSource = newTOC;
if(oldTOC)
[oldTOC release];
}
if (indexPath && [indexPath length] > 0)
{
NSData * tocData = [self content:indexPath];
CHMTableOfContent* newTOC = [[CHMTableOfContent alloc] initWithData:tocData encodingName:[self currentEncodingName]];
CHMTableOfContent* oldTOC = indexSource;
indexSource = newTOC;
[indexSource sort];
if(oldTOC)
[oldTOC release];
}
}
- (BOOL)readFromURL:(NSURL *)url ofType:(NSString *)typeName error:(NSError **)outError {
MDLog(@"[%@ %@] url.path == %@, type == %@", NSStringFromClass([self class]), NSStringFromSelector(_cmd), url.path, typeName);
[filePath release];
filePath = [[url path] retain];
chmFileHandle = chm_open([filePath fileSystemRepresentation]);
if (!chmFileHandle) return NO;
[self loadMetadata];
[self setupTOCSource];
return YES;
}
- (void)close
{
[self resetEncodingMenu];
[super close];
}
- (NSURL*)composeURL:(NSString *)path
{
NSURL *url = [NSURL URLWithString:[NSString stringWithFormat:@"itss://chm/%@", path]];
if (!url)
url = [NSURL URLWithString:[NSString stringWithFormat:@"itss://chm/%@", [path stringByAddingPercentEscapesUsingEncoding:NSUTF8StringEncoding]]];
return url;
}
- (NSString*)extractPathFromURL:(NSURL*)url
{
return [[[url absoluteString] substringFromIndex:11] stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
}
- (void)loadPath:(NSString *)path
{
NSURL *url = [self composeURL:path];
[self loadURL:url];
}
- (void)loadURL:(NSURL *)url
{
if( url ) {
NSURLRequest *req = [NSURLRequest requestWithURL:url];
[[curWebView mainFrame] loadRequest:req];
}
}
- (void)setPreference:(id)object forFile:(NSString*)filename withKey:(NSString*)key
{
NSUserDefaults *defaults = [NSUserDefaults standardUserDefaults];
NSMutableDictionary *filesInfoList = [NSMutableDictionary dictionaryWithDictionary:[defaults dictionaryForKey:PREF_FILES_INFO]];
NSMutableDictionary *fileInfo = [NSMutableDictionary dictionaryWithDictionary:[filesInfoList objectForKey:filename]];
[fileInfo setObject:object forKey:key];
[fileInfo setObject:[NSDate date] forKey:PREF_UPDATED_AT];
[filesInfoList setObject:fileInfo forKey:filename];
if ([filesInfoList count] > 20) {
NSDictionary *oldest = nil;
NSString* oldestKey = nil;
for (NSString *key in [filesInfoList allKeys] ) {
NSDictionary *info = [filesInfoList objectForKey:key];
if (oldest == nil ||
[[oldest objectForKey:PREF_UPDATED_AT] compare: [info objectForKey:PREF_UPDATED_AT]] == NSOrderedDescending)
{
oldest = info;
oldestKey = key;
}
}
[oldestKey retain];
if (oldestKey)[filesInfoList removeObjectForKey:oldestKey];
[oldestKey release];
}
[defaults setObject:filesInfoList forKey:PREF_FILES_INFO];
}
- (id)getPreferenceforFile:(NSString*)filename withKey:(NSString*)key
{
NSUserDefaults *defaults = [NSUserDefaults standardUserDefaults];
NSDictionary *filesInfoList = [defaults dictionaryForKey:PREF_FILES_INFO];
if (nil == filesInfoList)
return nil;
NSDictionary *fileInfo = [filesInfoList objectForKey:filename];
if (nil == fileInfo)
return nil;
return [fileInfo objectForKey:key];
}
#pragma mark Properties
- (NSString*)currentURL
{
if(curWebView)
return [curWebView mainFrameURL];
return nil;
}
- (NSString*)currentTitle
{
if(curWebView)
return [[docTabView selectedTabViewItem] label];
return nil;
}
# pragma mark WebFrameLoadDelegate
- (void)webView:(WebView *)sender didFailLoadWithError:(NSError *)error forFrame:(WebFrame *)frame
{
NSLog(@"falied to load page:%@", error);
}
- (void)webView:(WebView *)sender didFailProvisionalLoadWithError:(NSError *)error forFrame:(WebFrame *)frame
{
NSLog(@"falied to load page:%@", error);
}
- (void)webView:(WebView *)sender didFinishLoadForFrame:(WebFrame *)frame
{
[self updateHistoryButton];
[self locateTOC:sender];
// set label for tab bar
NSURL * url = [[[frame dataSource] request] URL];
NSString *path = [self extractPathFromURL:url];
LinkItem* item = [(CHMTableOfContent *)[tocView dataSource] itemForPath:path withStack:nil];
NSTabViewItem *tabItem = [docTabView selectedTabViewItem];
NSString *name = [item name];
if(!name || [name length] == 0)
name = [curWebView mainFrameTitle];
if(name && [name length]>0)
[tabItem setLabel:name];
else
[tabItem setLabel:NSLocalizedString(@"(Untitled)",@"(Untitled)")];
if (frame == [sender mainFrame])
{
[[curWebView windowScriptObject] setValue:console forKey:@"console"];
[self loadJavascript];
NSString *searchString = [searchItemView stringValue];
if (0 != [searchString length])
{
[self highlightString:searchString];
[self findNext:self];
}
}
// setup last path
NSString *trimedPath = [NSString stringWithString:[url path]];
while ([trimedPath hasPrefix:@"/"])
trimedPath = [trimedPath substringFromIndex:1];
[self setPreference:trimedPath forFile:filePath withKey:PREF_LAST_PATH];
}
# pragma mark Javascript
- (void)loadJavascript
{
NSString *scriptPath = [[NSBundle mainBundle] pathForResource:@"highlight" ofType:@"js"];
[self runJavascript:[NSString stringWithContentsOfFile:scriptPath]];
}
- (void)runJavascript:(NSString*)script
{
[[curWebView windowScriptObject]
evaluateWebScript:[NSString stringWithFormat:@"try{ %@; } catch(e){console.log(e.toString());}", script]];
}
# pragma mark WebPolicyDelegate
- (void)webView:(WebView *)sender decidePolicyForNavigationAction:(NSDictionary *)actionInformation
request:(NSURLRequest *)request
frame:(WebFrame *)frame decisionListener:(id<WebPolicyDecisionListener>)listener
{
if( [ITSSProtocol canInitWithRequest:request] ) {
int navigationType = [[actionInformation objectForKey:WebActionNavigationTypeKey] intValue];
unsigned int modifier = [[actionInformation objectForKey:WebActionModifierFlagsKey] unsignedIntValue];
// link click
if (navigationType == WebNavigationTypeLinkClicked && modifier) {
[self addNewTab:self];
[[curWebView mainFrame] loadRequest:request];
[listener ignore];
return;
}
[listener use];
} else {
[[NSWorkspace sharedWorkspace] openURL:[request URL]];
[listener ignore];
}
}
- (void)webView:(WebView *)sender
decidePolicyForNewWindowAction:(NSDictionary *)actionInformation
request:(NSURLRequest *)request
newFrameName:(NSString *)frameName
decisionListener:(id<WebPolicyDecisionListener>)listener
{
if( [ITSSProtocol canInitWithRequest:request] ) {
[listener use];
} else {
[[NSWorkspace sharedWorkspace] openURL:[request URL]];
[listener ignore];
}
}
# pragma mark WebResourceLoadDelegate
-(NSURLRequest *)webView:(WebView *)sender resource:(id)identifier
willSendRequest:(NSURLRequest *)request redirectResponse:(NSURLResponse *)redirectResponse
fromDataSource:(WebDataSource *)dataSource
{
if( [ITSSProtocol canInitWithRequest:request] ) {
NSMutableURLRequest *specialURLRequest = [[request mutableCopy] autorelease];
[specialURLRequest setChmDoc:self];
[specialURLRequest setEncodingName:[self currentEncodingName ]];
return specialURLRequest;
} else {
return request;
}
}
# pragma mark WebUIDelegate
- (WebView *)webView:(WebView *)sender createWebViewWithRequest:(NSURLRequest *)request
{
WebView* wv = [(CHMWebViewController *)[[self createWebViewInTab:sender] identifier] webView];
[[wv mainFrame] loadRequest:request];
return wv;
}
- (void)webViewShow:(WebView *)sender
{
for(NSTabViewItem* item in [docTabView tabViewItems])
{
CHMWebViewController *chmwv = [item identifier];
if([chmwv webView] == sender)
{
curWebView = sender;
[docTabView selectTabViewItem:item];
}
}
}
# pragma mark actions
- (IBAction)changeTopic:(id)sender
{
NSInteger selectedRow = [tocView selectedRow];
if( selectedRow >= 0 ) {
LinkItem *topic = [tocView itemAtRow:selectedRow];
[self loadPath:[topic path]];
}
}
- (IBAction)openInNewTab:(id)sender
{
[self addNewTab:sender];
[self changeTopic:sender];
}
- (IBAction)goForward:(id)sender
{
[curWebView goForward];
}
- (IBAction)goBack:(id)sender
{
[curWebView goBack];
}
- (IBAction)goHome:(id)sender
{
[self loadPath:homePath];
}
- (IBAction)goHistory:(id)sender
{
NSSegmentedCell * segCell = sender;
switch ([segCell selectedSegment]) {
case 0:
[self goBack:sender];
break;
case 1:
[self goForward:sender];
break;
default:
break;
}
}
- (IBAction)gotoNextPage:(id)sender
{
NSInteger selectedRow = [tocView selectedRow];
LinkItem *topic = [tocView itemAtRow:selectedRow];
LinkItem* nextPage = [tocSource getNextPage:topic];
if (nextPage)
[self loadPath:[nextPage path]];
}
- (IBAction)gotoPrevPage:(id)sender
{
NSInteger selectedRow = [tocView selectedRow];
LinkItem *topic = [tocView itemAtRow:selectedRow];
LinkItem* prevPage = [tocSource getPrevPage:topic];
if (prevPage)
[self loadPath:[prevPage path]];
}
- (IBAction)locateTOC:(id)sender
{
NSURL * url = [[[[curWebView mainFrame] dataSource] request] URL];
NSString *path = [self extractPathFromURL:url];
NSMutableArray *tocStack = [[NSMutableArray alloc] init];
LinkItem* item = [(CHMTableOfContent *)[tocView dataSource] itemForPath:path withStack:tocStack];
NSEnumerator *enumerator = [tocStack reverseObjectEnumerator];
for (LinkItem *p in enumerator) {
[tocView expandItem:p];
}
NSInteger idx = [tocView rowForItem:item];
NSIndexSet *idxSet = [[NSIndexSet alloc] initWithIndex:idx];
[tocView selectRowIndexes:idxSet byExtendingSelection:NO];
[tocView scrollRowToVisible:idx];
[tocStack release];
[idxSet release];
}
- (IBAction)zoomIn:(id)sender
{
[ curWebView makeTextLarger:sender ];
[self after_zoom];
}
- (IBAction)zoom:(id)sender
{
NSSegmentedCell * segCell = sender;
switch ([segCell selectedSegment]) {
case 0:
[self zoomIn:sender];
break;
case 1:
[self zoomOut:sender];
break;
default:
break;
}
}
- (IBAction)zoomOut:(id)sender
{
[ curWebView makeTextSmaller:sender ];
[self after_zoom];