subsurface/commands/command_event.cpp
Berthold Stoeger 3d511b069f undo: add event removal undo command
This was a trivial copy & past of the event-adding undo command
with a switch of the undo() and redo() actions.

Signed-off-by: Berthold Stoeger <bstoeger@mail.tuwien.ac.at>
2020-04-07 00:13:35 +02:00

126 lines
3.2 KiB
C++

// SPDX-License-Identifier: GPL-2.0
#include "command_event.h"
#include "core/dive.h"
#include "core/subsurface-qt/divelistnotifier.h"
#include "core/libdivecomputer.h"
#include "core/gettextfromc.h"
namespace Command {
EventBase::EventBase(struct dive *dIn, int dcNrIn) :
d(dIn), dcNr(dcNrIn)
{
}
void EventBase::redo()
{
redoit(); // Call actual function in base class
invalidate_dive_cache(d);
emit diveListNotifier.eventsChanged(d);
}
void EventBase::undo()
{
undoit(); // Call actual function in base class
invalidate_dive_cache(d);
emit diveListNotifier.eventsChanged(d);
}
AddEventBase::AddEventBase(struct dive *d, int dcNr, struct event *ev) : EventBase(d, dcNr),
eventToAdd(ev)
{
}
bool AddEventBase::workToBeDone()
{
return true;
}
void AddEventBase::redoit()
{
struct divecomputer *dc = get_dive_dc(d, dcNr);
eventToRemove = eventToAdd.get();
add_event_to_dc(dc, eventToAdd.release()); // return ownership to backend
}
void AddEventBase::undoit()
{
struct divecomputer *dc = get_dive_dc(d, dcNr);
remove_event_from_dc(dc, eventToRemove);
eventToAdd.reset(eventToRemove); // take ownership of event
eventToRemove = nullptr;
}
AddEventBookmark::AddEventBookmark(struct dive *d, int dcNr, int seconds) :
AddEventBase(d, dcNr, create_event(seconds, SAMPLE_EVENT_BOOKMARK, 0, 0, "bookmark"))
{
setText(tr("Add bookmark"));
}
AddEventDivemodeSwitch::AddEventDivemodeSwitch(struct dive *d, int dcNr, int seconds, int divemode) :
AddEventBase(d, dcNr, create_event(seconds, SAMPLE_EVENT_BOOKMARK, 0, divemode, QT_TRANSLATE_NOOP("gettextFromC", "modechange")))
{
setText(tr("Add dive mode switch to %1").arg(gettextFromC::tr(divemode_text_ui[divemode])));
}
AddEventSetpointChange::AddEventSetpointChange(struct dive *d, int dcNr, int seconds, pressure_t pO2) :
AddEventBase(d, dcNr, create_event(seconds, SAMPLE_EVENT_PO2, 0, pO2.mbar, QT_TRANSLATE_NOOP("gettextFromC", "SP change")))
{
setText(tr("Add set point change")); // TODO: format pO2 value in bar or psi.
}
RenameEvent::RenameEvent(struct dive *d, int dcNr, struct event *ev, const char *name) : EventBase(d, dcNr),
eventToAdd(clone_event_rename(ev, name)),
eventToRemove(ev)
{
setText(tr("Rename bookmark to %1").arg(name));
}
bool RenameEvent::workToBeDone()
{
return true;
}
void RenameEvent::redoit()
{
struct divecomputer *dc = get_dive_dc(d, dcNr);
swap_event(dc, eventToRemove, eventToAdd.get());
event *tmp = eventToRemove;
eventToRemove = eventToAdd.release();
eventToAdd.reset(tmp);
}
void RenameEvent::undoit()
{
// Undo and redo do the same thing - they simply swap events
redoit();
}
RemoveEvent::RemoveEvent(struct dive *d, int dcNr, struct event *ev) : EventBase(d, dcNr),
eventToRemove(ev)
{
setText(tr("Remove %1 event").arg(ev->name));
}
bool RemoveEvent::workToBeDone()
{
return true;
}
void RemoveEvent::redoit()
{
struct divecomputer *dc = get_dive_dc(d, dcNr);
remove_event_from_dc(dc, eventToRemove);
eventToAdd.reset(eventToRemove); // take ownership of event
eventToRemove = nullptr;
}
void RemoveEvent::undoit()
{
struct divecomputer *dc = get_dive_dc(d, dcNr);
eventToRemove = eventToAdd.get();
add_event_to_dc(dc, eventToAdd.release()); // return ownership to backend
}
} // namespace Command