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#include "undo.h"
#include "frame.h"
Undoable::Undoable(std::string title, std::function<void ()> forward, std::function<void ()> backward)
{
this->title = title;
this->forward = forward;
this->backward = backward;
}
std::string Undoable::getTitle() const
{
return title;
}
void Undoable::apply()
{
forward();
}
void Undoable::undo()
{
backward();
}
wxBEGIN_EVENT_TABLE(UndoableTextBox, wxTextCtrl)
EVT_SET_FOCUS(UndoableTextBox::OnFocus)
EVT_KILL_FOCUS(UndoableTextBox::OnKillFocus)
wxEND_EVENT_TABLE()
UndoableTextBox::UndoableTextBox(wxWindow* parent, wxWindowID id, wxString startText, std::string undoType, MapeditFrame* realParent, wxPoint pos, wxSize size, long style) : wxTextCtrl(parent, id, startText, pos, size, style)
{
this->undoText = undoType;
this->realParent = realParent;
Init();
}
void UndoableTextBox::Init()
{
Bind(wxEVT_TEXT, &UndoableTextBox::OnTextChange, this);
curText = GetValue();
}
void UndoableTextBox::OnFocus(wxFocusEvent& event)
{
curText = GetValue();
event.Skip();
}
void UndoableTextBox::OnKillFocus(wxFocusEvent& event)
{
undo.reset();
event.Skip();
}
void UndoableTextBox::OnTextChange(wxCommandEvent& event)
{
if (!undo)
{
auto tempUndo = std::make_shared<Undo>(undoText, curText, *this);
realParent->commitAfter(tempUndo);
undo = tempUndo;
}
undo->newText = GetValue();
curText = GetValue();
event.Skip();
}
UndoableTextBox::Undo::Undo(std::string title, wxString origText, UndoableTextBox& parent) : origText(origText), parent(parent)
{
this->title = title;
}
void UndoableTextBox::Undo::apply()
{
parent.ChangeValue(newText);
}
void UndoableTextBox::Undo::undo()
{
parent.ChangeValue(origText);
}
void UndoableTextBox::Undo::endChanges()
{
parent.undo.reset();
}
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