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logic: Return to last scroll position in code view on undo

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* fixed scrolling on undo
* refactored autoscrolling in code view
* save scroll position of user with MessageScrollCode
This commit is contained in:
Eberhard Graether
2016-01-29 13:08:30 +01:00
parent 427c94457b
commit ead0abfba2
20 changed files with 240 additions and 91 deletions
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src/lib/component/controller/UndoRedoController.cpp
+37 -1
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@@ -188,6 +188,22 @@ void UndoRedoController::handleMessage(MessageRefresh* message)
}
}
void UndoRedoController::handleMessage(MessageScrollCode* message)
{
if (!m_lastCommand.message)
{
return;
}
if (m_lastCommand.subMessage && m_lastCommand.subMessage->getType() == message->getType())
{
static_cast<MessageScrollCode*>(m_lastCommand.subMessage.get())->value = message->value;
return;
}
m_lastCommand.subMessage = std::make_shared<MessageScrollCode>(*message);
}
void UndoRedoController::handleMessage(MessageSearch* message)
{
if (m_lastCommand.message && m_lastCommand.message->getType() == message->getType() &&
@@ -228,12 +244,19 @@ void UndoRedoController::replayCommands(bool removeLast)
{
m = m_undo[i].message;
m->undoRedoType = MessageBase::UNDOTYPE_IGNORE;
m->setIsLast(false);
m->dispatch();
i++;
}
m = m_undo.back().message;
std::shared_ptr<MessageBase> sm;
if (m_lastCommand.order == 0)
{
sm = m_undo.back().subMessage;
}
if (removeLast)
{
m_undo.pop_back();
@@ -244,12 +267,25 @@ void UndoRedoController::replayCommands(bool removeLast)
m->undoRedoType = MessageBase::UNDOTYPE_IGNORE;
}
m->setIsLast(!sm);
m->dispatch();
if (sm)
{
sm->undoRedoType = MessageBase::UNDOTYPE_IGNORE;
sm->setIsLast(true);
sm->dispatch();
}
}
}
void UndoRedoController::processCommand(const Command& command)
void UndoRedoController::processCommand(Command command)
{
if (command.order == 0 && command.message->keepContent())
{
command.order = 1;
}
switch (command.message->undoRedoType)
{
case MessageBase::UNDOTYPE_NORMAL: