120 lines
2.2 KiB
Java
120 lines
2.2 KiB
Java
package speiger.src.coreengine.rendering.gui.components.misc;
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import java.util.List;
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import java.util.function.Consumer;
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import speiger.src.collections.objects.lists.ObjectArrayList;
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import speiger.src.collections.objects.lists.ObjectList;
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import speiger.src.collections.objects.utils.ObjectLists;
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import speiger.src.coreengine.rendering.gui.GuiComponent;
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public class CheckBoxGroup<T extends GuiComponent & ICheckBox<T>> implements Consumer<GuiComponent>
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{
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ObjectList<T> checkboxes = new ObjectArrayList<T>();
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int selectedIndex = -1;
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Runnable listener;
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public CheckBoxGroup<T> setListener(Runnable listener)
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{
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this.listener = listener;
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return this;
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}
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public T add(T box)
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{
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checkboxes.add(box);
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if(box.isChecked())
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{
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if(selectedIndex == -1)
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{
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selectedIndex = checkboxes.indexOf(box);
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}
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else
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{
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box.setChecked(false);
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}
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}
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box.onAction(this);
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return box;
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}
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public boolean remove(T box)
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{
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boolean result = checkboxes.remove(box);
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if(result)
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{
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if(box.isChecked())
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{
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selectedIndex = -1;
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}
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box.removeChangeListener(this);
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}
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return result;
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}
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public T getSelected()
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{
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return selectedIndex == -1 ? null : checkboxes.get(selectedIndex);
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}
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public boolean hasSelected()
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{
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return selectedIndex != -1;
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}
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public int getSelectedIndex()
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{
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return selectedIndex;
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}
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public List<T> getCheckBoxes()
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{
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return ObjectLists.unmodifiable(checkboxes);
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}
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public void setChecked(int selected)
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{
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if(selectedIndex != -1)
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{
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checkboxes.get(selectedIndex).setChecked(false);
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}
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selectedIndex = selected;
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if(selectedIndex != -1)
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{
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checkboxes.get(selectedIndex).setChecked(true);
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}
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}
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@Override
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@SuppressWarnings("unchecked")
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public void accept(GuiComponent t)
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{
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ICheckBox<T> box = t.tryCast(ICheckBox.class);
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if(box == null)
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{
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return;
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}
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int index = checkboxes.indexOf(t);
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if(index == -1)
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{
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return;
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}
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if(box.isChecked())
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{
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if(selectedIndex != -1)
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{
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checkboxes.get(selectedIndex).setChecked(false);
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}
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selectedIndex = index;
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}
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else
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{
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selectedIndex = -1;
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}
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if(listener != null)
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{
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listener.run();
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}
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}
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}
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