| /* |
| * Copyright (C) 2015-2017 Savoir-faire Linux Inc. |
| * Author: Kateryna Kostiuk <kateryna.kostiuk@savoirfairelinux.com> |
| * Anthony Léonard <anthony.leonard@savoirfairelinux.com> |
| * |
| * This program is free software; you can redistribute it and/or modify |
| * it under the terms of the GNU General Public License as published by |
| * the Free Software Foundation; either version 3 of the License, or |
| * (at your option) any later version. |
| * |
| * This program is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| * GNU General Public License for more details. |
| * |
| * You should have received a copy of the GNU General Public License |
| * along with this program; if not, write to the Free Software |
| * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. |
| */ |
| |
| #import <QItemSelectionModel> |
| #import <QPixmap> |
| #import <QtMacExtras/qmacfunctions.h> |
| |
| // LRC |
| #import <globalinstances.h> |
| #import <api/interaction.h> |
| |
| #import "MessagesVC.h" |
| #import "views/IMTableCellView.h" |
| #import "views/MessageBubbleView.h" |
| #import "INDSequentialTextSelectionManager.h" |
| #import "delegates/ImageManipulationDelegate.h" |
| |
| @interface MessagesVC () <NSTableViewDelegate, NSTableViewDataSource> { |
| |
| __unsafe_unretained IBOutlet NSTableView* conversationView; |
| |
| std::string convUid_; |
| const lrc::api::ConversationModel* convModel_; |
| const lrc::api::conversation::Info* cachedConv_; |
| |
| QMetaObject::Connection newMessageSignal_; |
| |
| // Both are needed to invalidate cached conversation as pointer |
| // may not be referencing the same conversation anymore |
| QMetaObject::Connection modelSortedSignal_; |
| QMetaObject::Connection filterChangedSignal_; |
| } |
| |
| @property (nonatomic, strong, readonly) INDSequentialTextSelectionManager* selectionManager; |
| |
| @end |
| |
| @implementation MessagesVC |
| |
| -(const lrc::api::conversation::Info*) getCurrentConversation |
| { |
| if (convModel_ == nil || convUid_.empty()) |
| return nil; |
| |
| if (cachedConv_ != nil) |
| return cachedConv_; |
| |
| auto& convQueue = convModel_->allFilteredConversations(); |
| |
| auto it = std::find_if(convQueue.begin(), convQueue.end(), [self](const lrc::api::conversation::Info& conv) {return conv.uid == convUid_;}); |
| |
| if (it != convQueue.end()) |
| cachedConv_ = &(*it); |
| |
| return cachedConv_; |
| } |
| |
| -(void)setConversationUid:(const std::string)convUid model:(const lrc::api::ConversationModel *)model |
| { |
| if (convUid_ == convUid && convModel_ == model) |
| return; |
| |
| cachedConv_ = nil; |
| convUid_ = convUid; |
| convModel_ = model; |
| |
| // Signal triggered when messages are received |
| QObject::disconnect(newMessageSignal_); |
| newMessageSignal_ = QObject::connect(convModel_, &lrc::api::ConversationModel::newUnreadMessage, |
| [self](const std::string& uid, uint64_t msgId, const lrc::api::interaction::Info& msg){ |
| if (uid != convUid_) |
| return; |
| [conversationView reloadData]; |
| [conversationView scrollToEndOfDocument:nil]; |
| }); |
| |
| // Signals tracking changes in conversation list, we need them as cached conversation can be invalid |
| // after a reordering. |
| QObject::disconnect(modelSortedSignal_); |
| QObject::disconnect(filterChangedSignal_); |
| modelSortedSignal_ = QObject::connect(convModel_, &lrc::api::ConversationModel::modelSorted, |
| [self](){ |
| cachedConv_ = nil; |
| }); |
| filterChangedSignal_ = QObject::connect(convModel_, &lrc::api::ConversationModel::filterChanged, |
| [self](){ |
| cachedConv_ = nil; |
| }); |
| |
| |
| |
| [conversationView reloadData]; |
| [conversationView scrollToEndOfDocument:nil]; |
| } |
| |
| -(void)newMessageSent |
| { |
| [conversationView reloadData]; |
| [conversationView scrollToEndOfDocument:nil]; |
| } |
| |
| #pragma mark - NSTableViewDelegate methods |
| - (BOOL)tableView:(NSTableView *)tableView shouldSelectRow:(NSInteger)row |
| { |
| return YES; |
| } |
| |
| - (BOOL)tableView:(NSTableView *)tableView shouldEditTableColumn:(NSTableColumn *)tableColumn row:(NSInteger)row |
| { |
| return NO; |
| } |
| |
| - (NSView *)tableView:(NSTableView *)tableView viewForTableColumn:(NSTableColumn *)tableColumn row:(NSInteger)row |
| { |
| auto* conv = [self getCurrentConversation]; |
| |
| if (conv == nil) |
| return nil; |
| |
| // HACK HACK HACK HACK HACK |
| // The following code has to be replaced when every views are implemented for every interaction types |
| // This is an iterator which "jumps over" any interaction which is not a text one. |
| // It behaves as if interaction list was only containing text interactions. |
| std::map<uint64_t, lrc::api::interaction::Info>::const_iterator it; |
| |
| { |
| int msgCount = 0; |
| it = std::find_if(conv->interactions.begin(), conv->interactions.end(), [&msgCount, row](const std::pair<uint64_t, lrc::api::interaction::Info>& inter) { |
| if (inter.second.type == lrc::api::interaction::Type::TEXT) { |
| if (msgCount == row) { |
| return true; |
| } else { |
| msgCount++; |
| return false; |
| } |
| } |
| return false; |
| }); |
| } |
| |
| if (it == conv->interactions.end()) |
| return nil; |
| |
| IMTableCellView* result; |
| |
| auto& interaction = it->second; |
| |
| // TODO Implement interactions other than messages |
| if(interaction.type != lrc::api::interaction::Type::TEXT) { |
| return nil; |
| } |
| |
| bool isOutgoing = lrc::api::interaction::isOutgoing(interaction); |
| |
| if (isOutgoing) { |
| result = [tableView makeViewWithIdentifier:@"RightMessageView" owner:self]; |
| } else { |
| result = [tableView makeViewWithIdentifier:@"LeftMessageView" owner:self]; |
| } |
| |
| // check if the message first in incoming or outgoing messages sequence |
| Boolean isFirstInSequence = true; |
| if (it != conv->interactions.begin()) { |
| auto previousIt = it; |
| previousIt--; |
| auto& previousInteraction = previousIt->second; |
| if (previousInteraction.type == lrc::api::interaction::Type::TEXT && (isOutgoing == lrc::api::interaction::isOutgoing(previousInteraction))) |
| isFirstInSequence = false; |
| } |
| [result.photoView setHidden:!isFirstInSequence]; |
| result.msgBackground.needPointer = isFirstInSequence; |
| [result setup]; |
| |
| NSMutableAttributedString* msgAttString = |
| [[NSMutableAttributedString alloc] initWithString:[NSString stringWithFormat:@"%@\n",@(interaction.body.c_str())] |
| attributes:[self messageAttributes]]; |
| |
| NSDate *msgTime = [NSDate dateWithTimeIntervalSince1970:interaction.timestamp]; |
| NSAttributedString* timestampAttrString = |
| [[NSAttributedString alloc] initWithString:[NSDateFormatter localizedStringFromDate:msgTime dateStyle:NSDateFormatterMediumStyle timeStyle:NSDateFormatterMediumStyle] |
| attributes:[self timestampAttributes]]; |
| |
| CGFloat finalWidth = MAX(msgAttString.size.width, timestampAttrString.size.width); |
| |
| finalWidth = MIN(finalWidth + 30, tableView.frame.size.width * 0.7); |
| |
| [msgAttString appendAttributedString:timestampAttrString]; |
| [[result.msgView textStorage] appendAttributedString:msgAttString]; |
| [result.msgView checkTextInDocument:nil]; |
| [result updateWidthConstraint:finalWidth]; |
| |
| auto& imageManip = reinterpret_cast<Interfaces::ImageManipulationDelegate&>(GlobalInstances::pixmapManipulator()); |
| [result.photoView setImage:QtMac::toNSImage(qvariant_cast<QPixmap>(imageManip.conversationPhoto(*conv, convModel_->owner)))]; |
| return result; |
| } |
| |
| - (void)tableView:(NSTableView *)tableView didAddRowView:(NSTableRowView *)rowView forRow:(NSInteger)row |
| { |
| if (IMTableCellView* cellView = [tableView viewAtColumn:0 row:row makeIfNecessary:NO]) { |
| [self.selectionManager registerTextView:cellView.msgView withUniqueIdentifier:@(row).stringValue]; |
| } |
| } |
| |
| - (CGFloat)tableView:(NSTableView *)tableView heightOfRow:(NSInteger)row |
| { |
| double someWidth = tableView.frame.size.width * 0.7; |
| |
| auto* conv = [self getCurrentConversation]; |
| |
| if (conv == nil) |
| return 0; |
| |
| // HACK HACK HACK HACK HACK |
| // The following code has to be replaced when every views are implemented for every interaction types |
| // This is an iterator which "jumps over" any interaction which is not a text one. |
| // It behaves as if interaction list was only containing text interactions. |
| std::map<uint64_t, lrc::api::interaction::Info>::const_iterator it; |
| |
| { |
| int msgCount = 0; |
| it = std::find_if(conv->interactions.begin(), conv->interactions.end(), [&msgCount, row](const std::pair<uint64_t, lrc::api::interaction::Info>& inter) { |
| if (inter.second.type == lrc::api::interaction::Type::TEXT) { |
| if (msgCount == row) { |
| return true; |
| } else { |
| msgCount++; |
| return false; |
| } |
| } |
| return false; |
| }); |
| } |
| |
| if (it == conv->interactions.end()) |
| return 0; |
| |
| auto& interaction = it->second; |
| |
| // TODO Implement interactions other than messages |
| if(interaction.type != lrc::api::interaction::Type::TEXT) { |
| return 0; |
| } |
| |
| NSMutableAttributedString* msgAttString = |
| [[NSMutableAttributedString alloc] initWithString:[NSString stringWithFormat:@"%@\n",@(interaction.body.c_str())] |
| attributes:[self messageAttributes]]; |
| |
| NSDate *msgTime = [NSDate dateWithTimeIntervalSince1970:interaction.timestamp]; |
| NSAttributedString* timestampAttrString = |
| [[NSAttributedString alloc] initWithString:[NSDateFormatter localizedStringFromDate:msgTime dateStyle:NSDateFormatterMediumStyle timeStyle:NSDateFormatterMediumStyle] |
| attributes:[self timestampAttributes]]; |
| |
| [msgAttString appendAttributedString:timestampAttrString]; |
| |
| [msgAttString appendAttributedString:timestampAttrString]; |
| |
| NSRect frame = NSMakeRect(0, 0, someWidth, MAXFLOAT); |
| NSTextView *tv = [[NSTextView alloc] initWithFrame:frame]; |
| [tv setEnabledTextCheckingTypes:NSTextCheckingTypeLink]; |
| [tv setAutomaticLinkDetectionEnabled:YES]; |
| [[tv textStorage] setAttributedString:msgAttString]; |
| [tv sizeToFit]; |
| |
| double height = tv.frame.size.height + 10; |
| return MAX(height, 50.0f); |
| } |
| |
| #pragma mark - NSTableViewDataSource |
| |
| - (NSInteger)numberOfRowsInTableView:(NSTableView *)tableView |
| { |
| auto* conv = [self getCurrentConversation]; |
| |
| if (conv) { |
| int count; |
| count = std::count_if(conv->interactions.begin(), conv->interactions.end(), [](const std::pair<uint64_t, lrc::api::interaction::Info>& inter) { |
| return inter.second.type == lrc::api::interaction::Type::TEXT; |
| }); |
| return count; |
| } |
| return 0; |
| |
| #if 0 |
| // TODO: Replace above code by the following one when every interaction types implemented |
| if (conv_) { |
| return conv_->interactions.size(); |
| } |
| #endif |
| } |
| |
| #pragma mark - Text formatting |
| |
| - (NSMutableDictionary*) timestampAttributes |
| { |
| NSMutableDictionary* attrs = [NSMutableDictionary dictionary]; |
| attrs[NSForegroundColorAttributeName] = [NSColor grayColor]; |
| NSFont* systemFont = [NSFont systemFontOfSize:12.0f]; |
| attrs[NSFontAttributeName] = systemFont; |
| attrs[NSParagraphStyleAttributeName] = [self paragraphStyle]; |
| |
| return attrs; |
| } |
| |
| - (NSMutableDictionary*) messageAttributes |
| { |
| NSMutableDictionary* attrs = [NSMutableDictionary dictionary]; |
| attrs[NSForegroundColorAttributeName] = [NSColor blackColor]; |
| NSFont* systemFont = [NSFont systemFontOfSize:14.0f]; |
| attrs[NSFontAttributeName] = systemFont; |
| attrs[NSParagraphStyleAttributeName] = [self paragraphStyle]; |
| |
| return attrs; |
| } |
| |
| - (NSParagraphStyle*) paragraphStyle |
| { |
| /* |
| The only way to instantiate an NSMutableParagraphStyle is to mutably copy an |
| NSParagraphStyle. And since we don't have an existing NSParagraphStyle available |
| to copy, we use the default one. |
| |
| The default values supplied by the default NSParagraphStyle are: |
| Alignment NSNaturalTextAlignment |
| Tab stops 12 left-aligned tabs, spaced by 28.0 points |
| Line break mode NSLineBreakByWordWrapping |
| All others 0.0 |
| */ |
| NSMutableParagraphStyle* aMutableParagraphStyle = |
| [[NSParagraphStyle defaultParagraphStyle] mutableCopy]; |
| |
| // Now adjust our NSMutableParagraphStyle formatting to be whatever we want. |
| // The numeric values below are in points (72 points per inch) |
| [aMutableParagraphStyle setLineSpacing:1.5]; |
| [aMutableParagraphStyle setParagraphSpacing:5.0]; |
| [aMutableParagraphStyle setHeadIndent:5.0]; |
| [aMutableParagraphStyle setTailIndent:-5.0]; |
| [aMutableParagraphStyle setFirstLineHeadIndent:5.0]; |
| return aMutableParagraphStyle; |
| } |
| |
| @end |