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Code Issues Activity Actions

GameOfLife: Don't enable rotate button if a pattern isn't selected

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This commit is contained in:
Musab Kılıç 2021-08-28 22:31:35 +03:00 • committed by Linus Groh
parent fac0bbe739
commit 1179d5d921
3 changed files with 11 additions and 2 deletions
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4
Userland/Games/GameOfLife/BoardWidget.cpp
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@ -28,6 +28,8 @@ BoardWidget::BoardWidget(size_t rows, size_t columns)
on_pattern_selection = [this](auto* pattern) {
m_selected_pattern = pattern;
if (on_pattern_selection_state_change)
on_pattern_selection_state_change();
};
setup_patterns();
@ -245,6 +247,8 @@ void BoardWidget::place_pattern(size_t row, size_t column)
y_offset++;
}
m_selected_pattern = nullptr;
if (on_pattern_selection_state_change)
on_pattern_selection_state_change();
if (m_pattern_preview_timer->is_active())
m_pattern_preview_timer->stop();
}

1
Userland/Games/GameOfLife/BoardWidget.h
View file

@ -66,6 +66,7 @@ public:
Function<void()> on_running_state_change;
Function<void()> on_stall;
Function<void()> on_pattern_selection_state_change;
Function<void(Board*, size_t row, size_t column)> on_cell_toggled;
private:

8
Userland/Games/GameOfLife/main.cpp
View file

@ -127,9 +127,9 @@ int main(int argc, char** argv)
main_toolbar.add_action(randomize_cells_action);
auto rotate_pattern_action = GUI::Action::create("&Rotate pattern", { 0, Key_R }, Gfx::Bitmap::try_load_from_file("/res/icons/16x16/redo.png"), [&](auto&) {
if (board_widget.selected_pattern() != nullptr)
board_widget.selected_pattern()->rotate_clockwise();
board_widget.selected_pattern()->rotate_clockwise();
});
rotate_pattern_action->set_enabled(false);
main_toolbar.add_action(rotate_pattern_action);
auto& game_menu = window->add_menu("&Game");
@ -180,6 +180,10 @@ int main(int argc, char** argv)
statusbar.set_text(click_tip);
};
board_widget.on_pattern_selection_state_change = [&] {
rotate_pattern_action->set_enabled(board_widget.selected_pattern() != nullptr);
};
window->resize(500, 420);
window->show();