src/uisupport/abstractbuffercontainer.cpp

   1 /***************************************************************************
   2  *   Copyright (C) 2005-2018 by the Quassel Project                        *
   3  *   devel@quassel-irc.org                                                 *
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  20
  21 #include "abstractbuffercontainer.h"
  22 #include "client.h"
  23 #include "clientbacklogmanager.h"
  24 #include "networkmodel.h"
  25
  26 AbstractBufferContainer::AbstractBufferContainer(QWidget *parent)
  27     : AbstractItemView(parent),
  28     _currentBuffer(0)
  29 {
  30 }
  31
  32
  33 AbstractBufferContainer::~AbstractBufferContainer()
  34 {
  35 }
  36
  37
  38 void AbstractBufferContainer::rowsAboutToBeRemoved(const QModelIndex &parent, int start, int end)
  39 {
  40     Q_ASSERT(model());
  41     if (!parent.isValid()) {
  42         // ok this means that whole networks are about to be removed
  43         // we can't determine which buffers are affect, so we hope that all nets are removed
  44         // this is the most common case (for example disconnecting from the core or terminating the client)
  45         if (model()->rowCount(parent) != end - start + 1)
  46             return;
  47
  48         foreach(BufferId id, _chatViews.keys()) {
  49             removeChatView(id);
  50         }
  51         _chatViews.clear();
  52     }
  53     else {
  54         // check if there are explicitly buffers removed
  55         for (int i = start; i <= end; i++) {
  56             QVariant variant = parent.child(i, 0).data(NetworkModel::BufferIdRole);
  57             if (!variant.isValid())
  58                 continue;
  59
  60             BufferId bufferId = variant.value<BufferId>();
  61             removeBuffer(bufferId);
  62         }
  63     }
  64 }
  65
  66
  67 void AbstractBufferContainer::removeBuffer(BufferId bufferId)
  68 {
  69     if (!_chatViews.contains(bufferId))
  70         return;
  71
  72     removeChatView(bufferId);
  73     _chatViews.take(bufferId);
  74 }
  75
  76
  77 /*
  78   Switching to first buffer is now handled in MainWin::clientNetworkUpdated()
  79
  80 void AbstractBufferContainer::rowsInserted(const QModelIndex &parent, int start, int end) {
  81   Q_UNUSED(end)
  82
  83   if(currentBuffer().isValid())
  84     return;
  85
  86   // we want to make sure the very first valid buffer is selected
  87   QModelIndex index = model()->index(start, 0, parent);
  88   if(index.isValid()) {
  89     BufferId id = index.data(NetworkModel::BufferIdRole).value<BufferId>();
  90     if(id.isValid())
  91       setCurrentBuffer(id);
  92   }
  93 }
  94 */
  95
  96 void AbstractBufferContainer::currentChanged(const QModelIndex &current, const QModelIndex &previous)
  97 {
  98     Q_UNUSED(previous)
  99
 100     BufferId newBufferId = current.data(NetworkModel::BufferIdRole).value<BufferId>();
 101     // To be able to reset the selected buffer, we don't check if buffer/index is valid here
 102     if (currentBuffer() != newBufferId) {
 103         setCurrentBuffer(newBufferId);
 104         emit currentChanged(newBufferId);
 105         emit currentChanged(current);
 106     }
 107 }
 108
 109
 110 void AbstractBufferContainer::setCurrentBuffer(BufferId bufferId)
 111 {
 112     BufferId prevBufferId = currentBuffer();
 113     if (prevBufferId.isValid() && _chatViews.contains(prevBufferId)) {
 114         MsgId msgId = _chatViews.value(prevBufferId)->lastMsgId();
 115         Client::setBufferLastSeenMsg(prevBufferId, msgId);
 116     }
 117
 118     if (!bufferId.isValid()) {
 119         _currentBuffer = 0;
 120         showChatView(0);
 121         return;
 122     }
 123
 124     if (!_chatViews.contains(bufferId))
 125         _chatViews[bufferId] = createChatView(bufferId);
 126
 127     _currentBuffer = bufferId;
 128     showChatView(bufferId);
 129     Client::networkModel()->clearBufferActivity(bufferId);
 130     Client::setBufferLastSeenMsg(bufferId, _chatViews[bufferId]->lastMsgId());
 131     Client::backlogManager()->checkForBacklog(bufferId);
 132     setFocus();
 133 }