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/* * Copyright (c) 2009-2011, Jim Riggs, Christian Serving, L.L.C. * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions are * met: * * Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * * Redistributions in binary form must reproduce the above * copyright notice, this list of conditions and the following * disclaimer in the documentation and/or other materials provided * with the distribution. * * Neither the name of Christian Serving, L.L.C. nor the names of * its contributors may be used to endorse or promote products * derived from this software without specific prior written * permission. * * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT * HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */ #import "TruePreviewMessageViewer.h" @implementation TruePreviewMessageViewer #pragma mark Class methods + (NSMutableDictionary*)truePreviewTimers { static NSMutableDictionary* sTimers = nil; if (sTimers == nil) { sTimers = [[NSMutableDictionary alloc] initWithCapacity:1]; } return sTimers; } #pragma mark Swizzled instance methods - (void)truePreviewDealloc { [self truePreviewReset]; [[[self class] truePreviewTimers] removeObjectForKey:[NSNumber numberWithUnsignedLong:(unsigned long)self] ]; [self truePreviewDealloc]; } - (void)truePreviewForwardAsAttachment:(id)inSender { id theMessage = [self currentDisplayedMessage]; if ([theMessage isKindOfClass:NSClassFromString(@"LibraryMessage")]) { NSDictionary* theSettings = [theMessage truePreviewSettings]; if ([[theSettings objectForKey:@"forward"] boolValue]) { [self truePreviewReset]; [theMessage truePreviewMarkAsViewed]; } } [self truePreviewForwardAsAttachment:inSender]; } - (void)truePreviewForwardMessage:(id)inSender { id theMessage = [self currentDisplayedMessage]; if ([theMessage isKindOfClass:NSClassFromString(@"LibraryMessage")]) { NSDictionary* theSettings = [theMessage truePreviewSettings]; if ([[theSettings objectForKey:@"forward"] boolValue]) { [self truePreviewReset]; [theMessage truePreviewMarkAsViewed]; } } [self truePreviewForwardMessage:inSender]; } - (void)truePreviewMarkAsRead:(id)inSender { [self truePreviewReset]; [self truePreviewMarkAsRead:inSender]; } - (void)truePreviewMarkAsUnread:(id)inSender { [self truePreviewReset]; [self truePreviewMarkAsUnread:inSender]; } - (void)truePreviewMessageNoLongerDisplayedInTextView:(NSNotification*)inNotification { [self truePreviewMessageNoLongerDisplayedInTextView:inNotification]; // we receive notifications from all MessageContentControllers if ([inNotification object] != object_getIvar(self, class_getInstanceVariable([self class], "_contentController"))) { return; } [self truePreviewReset]; } - (void)truePreviewMessageWasDisplayedInTextView:(NSNotification*)inNotification { [self truePreviewMessageWasDisplayedInTextView:inNotification]; // we receive notifications from all MessageContentControllers if ([inNotification object] != object_getIvar(self, class_getInstanceVariable([self class], "_contentController"))) { return; } id theMessage = [[inNotification userInfo] objectForKey:@"MessageKey"]; if ([theMessage isKindOfClass:NSClassFromString(@"LibraryMessage")]) { NSDictionary* theSettings = [theMessage truePreviewSettings]; if ( ([[theSettings objectForKey:@"delay"] floatValue] == TRUEPREVIEW_DELAY_IMMEDIATE) || ( [[theSettings objectForKey:@"window"] boolValue] && [self isKindOfClass:NSClassFromString(@"SingleMessageViewer")] ) ) { [self truePreviewReset]; [theMessage truePreviewMarkAsViewed]; return; } float theDelay = [[theSettings objectForKey:@"delay"] floatValue]; if (theDelay > TRUEPREVIEW_DELAY_IMMEDIATE) { [self truePreviewReset]; [self truePreviewSetTimer:[NSTimer scheduledTimerWithTimeInterval:theDelay target:self selector:@selector(truePreviewTimerFired:) userInfo:nil repeats:NO ] ]; } if ( ![self isKindOfClass:NSClassFromString(@"SingleMessageViewer")] && [[theSettings objectForKey:@"scroll"] boolValue] ) { // listen for selection change (mouse down) on message content view [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(truePreviewMessageClickedOrScrolled:) name:@"WebViewDidChangeSelectionNotification" object:[[object_getIvar(self, class_getInstanceVariable([self class], "_contentController")) currentDisplay] contentView] ]; // listen for bounds change notification on the message's clip view [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(truePreviewMessageClickedOrScrolled:) name:NSViewBoundsDidChangeNotification object:[[[[object_getIvar(self, class_getInstanceVariable([self class], "_contentController")) currentDisplay] contentView] enclosingScrollView] contentView] ]; } } } - (void)truePreviewReplyAllMessage:(id)inSender { id theMessage = [self currentDisplayedMessage]; if ([theMessage isKindOfClass:NSClassFromString(@"LibraryMessage")]) { NSDictionary* theSettings = [theMessage truePreviewSettings]; if ([[theSettings objectForKey:@"reply"] boolValue]) { [self truePreviewReset]; [theMessage truePreviewMarkAsViewed]; } } [self truePreviewReplyAllMessage:inSender]; } - (void)truePreviewReplyMessage:(id)inSender { id theMessage = [self currentDisplayedMessage]; if ([theMessage isKindOfClass:NSClassFromString(@"LibraryMessage")]) { NSDictionary* theSettings = [theMessage truePreviewSettings]; if ([[theSettings objectForKey:@"reply"] boolValue]) { [self truePreviewReset]; [theMessage truePreviewMarkAsViewed]; } } [self truePreviewReplyMessage:inSender]; } #pragma mark Accessors - (NSTimer*)truePreviewTimer { return [[[self class] truePreviewTimers] objectForKey:[NSNumber numberWithUnsignedLong:(unsigned long)self] ]; } - (void)truePreviewSetTimer:(NSTimer*)inTimer { [[[self class] truePreviewTimers] setObject:inTimer forKey:[NSNumber numberWithUnsignedLong:(unsigned long)self] ]; } #pragma mark Instance methods - (void)truePreviewReset { NSTimer* theTimer = [self truePreviewTimer]; if ((theTimer != nil) && [theTimer isValid]) { [theTimer invalidate]; } // stop observing when changed [[NSNotificationCenter defaultCenter] removeObserver:self name:@"WebViewDidChangeSelectionNotification" object:[[object_getIvar(self, class_getInstanceVariable([self class], "_contentController")) currentDisplay] contentView] ]; [[NSNotificationCenter defaultCenter] removeObserver:self name:NSViewBoundsDidChangeNotification object:[[[[object_getIvar(self, class_getInstanceVariable([self class], "_contentController")) currentDisplay] contentView] enclosingScrollView] contentView] ]; } - (void)truePreviewTimerFired:(NSTimer*)inTimer { [self truePreviewReset]; if ([[self currentDisplayedMessage] isKindOfClass:NSClassFromString(@"LibraryMessage")]) { [[self currentDisplayedMessage] truePreviewMarkAsViewed]; } } - (void)truePreviewMessageClickedOrScrolled:(NSNotification*)inNotification { // ignore the first time we get the notification; it may be an initial scroll // to the origin after changing messages static BOOL sIsFirstTime = YES; if ([NSViewBoundsDidChangeNotification isEqualToString:[inNotification name]] && sIsFirstTime) { sIsFirstTime = NO; return; } sIsFirstTime = YES; [self truePreviewReset]; if ([[self currentDisplayedMessage] isKindOfClass:NSClassFromString(@"LibraryMessage")]) { [[self currentDisplayedMessage] truePreviewMarkAsViewed]; } } @end