draft history navigation

This commit is contained in:
yggverse 2024-09-03 03:09:18 +03:00
parent ca4f1c5b0e
commit 769ef576f6
3 changed files with 120 additions and 9 deletions

View file

@ -26,12 +26,18 @@ History::History()
// Actions
void History::back()
{
historyBack->activate();
if (has_memory_back())
{
index--;
}
}
void History::forward()
{
historyForward->activate();
if (has_memory_forward())
{
index++;
}
}
void History::push(
@ -48,16 +54,89 @@ void History::push(
true
}
);
index = memory.size(); // @TODO
}
}
void History::refresh()
{
historyBack->set_sensitive(
false // @TODO memory.size() > 0
has_memory_back()
);
historyForward->set_sensitive(
false // @TODO memory.size() > 0
has_memory_forward()
);
}
// Getters
bool History::has_memory_back() // @TODO & MEMORY
{
try
{
const History::Memory & MEMORY = get_memory_back();
return true;
}
catch (const std::out_of_range & EXCEPTION)
{
return false;
}
}
bool History::has_memory_forward() // @TODO & MEMORY
{
try
{
const History::Memory & MEMORY = get_memory_forward();
return true;
}
catch (const std::out_of_range & EXCEPTION)
{
return false;
}
}
// Copying getters
Glib::ustring History::make_memory_back_request()
{
Glib::ustring request;
if (has_memory_back())
{
request = get_memory_back().request;
}
return request;
}
Glib::ustring History::make_memory_forward_request()
{
Glib::ustring request;
if (has_memory_forward())
{
request = get_memory_forward().request;
}
return request;
}
// Private helpers
History::Memory & History::get_memory_back()
{
return memory.at(
index - 1
);
}
History::Memory & History::get_memory_forward()
{
return memory.at(
index + 1
);
}