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https://github.com/obsproject/obs-studio.git
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111 lines
2.3 KiB
C++
111 lines
2.3 KiB
C++
#include "undo-stack-obs.hpp"
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#include <util/util.hpp>
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#define MAX_STACK_SIZE 5000
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undo_stack::undo_stack(ui_ptr ui) : ui(ui) {}
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void undo_stack::release()
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{
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for (auto f : undo_items)
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if (f.d)
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f.d(true);
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for (auto f : redo_items)
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if (f.d)
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f.d(false);
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}
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void undo_stack::add_action(const QString &name, undo_redo_cb undo,
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undo_redo_cb redo, std::string undo_data,
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std::string redo_data, func d)
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{
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while (undo_items.size() >= MAX_STACK_SIZE) {
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undo_redo_t item = undo_items.back();
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if (item.d)
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item.d(true);
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undo_items.pop_back();
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}
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undo_redo_t n = {name, undo_data, redo_data, undo, redo, d};
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undo_items.push_front(n);
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clear_redo();
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ui->actionMainUndo->setText(QTStr("Undo.Item.Undo").arg(name));
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ui->actionMainUndo->setEnabled(true);
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ui->actionMainRedo->setText(QTStr("Undo.Redo"));
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ui->actionMainRedo->setDisabled(true);
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}
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void undo_stack::undo()
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{
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if (undo_items.size() == 0 || disabled)
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return;
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undo_redo_t temp = undo_items.front();
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temp.undo(temp.undo_data);
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redo_items.push_front(temp);
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undo_items.pop_front();
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ui->actionMainRedo->setText(QTStr("Undo.Item.Redo").arg(temp.name));
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ui->actionMainRedo->setEnabled(true);
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if (undo_items.size() == 0) {
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ui->actionMainUndo->setDisabled(true);
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ui->actionMainUndo->setText(QTStr("Undo.Undo"));
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} else {
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ui->actionMainUndo->setText(
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QTStr("Undo.Item.Undo").arg(undo_items.front().name));
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}
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}
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void undo_stack::redo()
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{
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if (redo_items.size() == 0 || disabled)
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return;
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undo_redo_t temp = redo_items.front();
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temp.redo(temp.redo_data);
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undo_items.push_front(temp);
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redo_items.pop_front();
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ui->actionMainUndo->setText(QTStr("Undo.Item.Undo").arg(temp.name));
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ui->actionMainUndo->setEnabled(true);
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if (redo_items.size() == 0) {
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ui->actionMainRedo->setDisabled(true);
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ui->actionMainRedo->setText(QTStr("Undo.Redo"));
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} else {
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ui->actionMainRedo->setText(
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QTStr("Undo.Item.Redo").arg(redo_items.front().name));
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}
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}
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void undo_stack::enable_undo_redo()
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{
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disabled = false;
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ui->actionMainUndo->setDisabled(false);
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ui->actionMainRedo->setDisabled(false);
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}
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void undo_stack::disable_undo_redo()
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{
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disabled = true;
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ui->actionMainUndo->setDisabled(true);
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ui->actionMainRedo->setDisabled(true);
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}
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void undo_stack::clear_redo()
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{
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for (auto f : redo_items)
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if (f.d)
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f.d(false);
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redo_items.clear();
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}
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