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Code Issues Activity Actions

HexEditor: Implement undo and redo actions

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kamp 2022-09-07 23:41:37 +02:00 • committed by Linus Groh
parent 24f729d0ef
commit 8b0a464f5c
6 changed files with 204 additions and 7 deletions
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21
Userland/Applications/HexEditor/HexEditorWidget.cpp
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@ -83,6 +83,11 @@ HexEditorWidget::HexEditorWidget()
window()->set_modified(is_document_dirty);
};
m_editor->undo_stack().on_state_change = [this] {
m_undo_action->set_enabled(m_editor->undo_stack().can_undo());
m_redo_action->set_enabled(m_editor->undo_stack().can_redo());
};
m_search_results->set_activates_on_selection(true);
m_search_results->on_activation = [this](const GUI::ModelIndex& index) {
if (!index.is_valid())
@ -151,6 +156,16 @@ HexEditorWidget::HexEditorWidget()
dbgln("Wrote document to {}", file->filename());
});
m_undo_action = GUI::CommonActions::make_undo_action([&](auto&) {
m_editor->undo();
});
m_undo_action->set_enabled(false);
m_redo_action = GUI::CommonActions::make_redo_action([&](auto&) {
m_editor->redo();
});
m_redo_action->set_enabled(false);
m_find_action = GUI::Action::create("&Find", { Mod_Ctrl, Key_F }, Gfx::Bitmap::try_load_from_file("/res/icons/16x16/find.png"sv).release_value_but_fixme_should_propagate_errors(), [&](const GUI::Action&) {
auto old_buffer = m_search_buffer;
bool find_all = false;
@ -243,6 +258,9 @@ HexEditorWidget::HexEditorWidget()
m_toolbar->add_action(*m_open_action);
m_toolbar->add_action(*m_save_action);
m_toolbar->add_separator();
m_toolbar->add_action(*m_undo_action);
m_toolbar->add_action(*m_redo_action);
m_toolbar->add_separator();
m_toolbar->add_action(*m_find_action);
m_toolbar->add_action(*m_goto_offset_action);
@ -378,6 +396,9 @@ void HexEditorWidget::initialize_menubar(GUI::Window& window)
}));
auto& edit_menu = window.add_menu("&Edit");
edit_menu.add_action(*m_undo_action);
edit_menu.add_action(*m_redo_action);
edit_menu.add_separator();
edit_menu.add_action(GUI::CommonActions::make_select_all_action([this](auto&) {
m_editor->select_all();
m_editor->update();