implemented choice editor with drop down list, todo: submenus

git-svn-id: svn://svn.code.sf.net/p/magicseteditor/code/trunk@93 0fc631ac-6414-0410-93d0-97cfa31319b6

src/gui/value/choice.cpp

@@ -7,7 +7,108 @@
 // ----------------------------------------------------------------------------- : Includes
 
 #include <gui/value/choice.hpp>
+#include <gui/util.hpp>
+#include <data/action/value.hpp>
 
-// ----------------------------------------------------------------------------- : 
+DECLARE_TYPEOF_COLLECTION(ChoiceField::ChoiceP);
 
-IMPLEMENT_VALUE_EDITOR(Choice) {}
+// ----------------------------------------------------------------------------- : DropDownChoiceList
+
+DropDownChoiceList::DropDownChoiceList(Window* parent, bool is_submenu, ChoiceValueEditor& cve, ChoiceField::ChoiceP group)
+	: DropDownList(parent, is_submenu, is_submenu ? nullptr : &cve)
+	, group(group)
+	, cve(cve)
+{}
+
+size_t DropDownChoiceList::itemCount() const {
+	return group->choices.size() + hasDefault();
+}
+
+ChoiceField::ChoiceP DropDownChoiceList::getChoice(size_t item) const {
+	if (isGroupDefault(item)) {
+		return group;
+	} else {
+		return group->choices[item - hasDefault()];
+	}
+}
+
+String DropDownChoiceList::itemText(size_t item) const {
+	if (isFieldDefault(item)) {
+		return field().default_name;
+	} else {
+		ChoiceField::ChoiceP choice = getChoice(item);
+		return choice->name;
+	}
+}
+bool DropDownChoiceList::lineBelow(size_t item) const {
+	return isDefault(item);
+}
+DropDownList* DropDownChoiceList::submenu(size_t item) {
+	if (isDefault(item)) return nullptr;
+	item -= hasDefault();
+	if (item < submenus.size()) submenus.resize(item + 1);
+	if (submenus[item]) return submenus[item].get();
+	ChoiceField::ChoiceP choice = getChoice(item);
+	if (choice->isGroup()) {
+		// create submenu
+		submenus[item].reset(new DropDownChoiceList(GetParent(), true, cve, choice));
+	}
+	return submenus[item].get();
+}
+
+void DropDownChoiceList::drawIcon(DC& dc, int x, int y, size_t item, bool selected) const {
+	// TODO
+}
+
+
+void DropDownChoiceList::select(size_t item) {
+	if (isFieldDefault(item)) {
+		cve.change( Defaultable<String>() );
+	} else {
+		ChoiceField::ChoiceP choice = getChoice(item);
+		cve.change( field().choices->choiceName(choice->first_id) );
+	}
+}
+size_t DropDownChoiceList::selection() const {
+	if (hasFieldDefault() && cve.value().value.isDefault()) {
+		return 0;
+	}
+	size_t i = hasDefault();
+	int id = field().choices->choiceId(cve.value().value());
+	FOR_EACH(c, group->choices) {
+		if (id >= c->first_id && id < c->lastId()) {
+			return i;
+		}
+		i++;
+	}
+	return NO_SELECTION;
+}
+
+// ----------------------------------------------------------------------------- : ChoiceValueEditor
+
+IMPLEMENT_VALUE_EDITOR(Choice)
+	, drop_down(new DropDownChoiceList(&editor(), false, *this, field().choices))
+{}
+
+void ChoiceValueEditor::onLeftDown(const RealPoint& pos, wxMouseEvent& ev) {
+	drop_down->onMouseInParent(ev, style().popup_style == POPUP_DROPDOWN_IN_PLACE && !nativeLook());
+}
+void ChoiceValueEditor::onChar(wxKeyEvent& ev) {
+	drop_down->onCharInParent(ev);
+}
+void ChoiceValueEditor::onLoseFocus() {
+	drop_down->hide(false);
+}
+
+void ChoiceValueEditor::drawSelection(RotatedDC& dc) {
+	if (nativeLook()) {
+		draw_drop_down_arrow(&editor(), dc.getDC(), style().getRect().grow(1), drop_down->IsShown());
+	}
+}
+void ChoiceValueEditor::determineSize() {
+	style().height = max(style().height(), 16.);
+}
+
+void ChoiceValueEditor::change(const Defaultable<String>& c) {
+	getSet().actions.add(value_action(static_pointer_cast<ChoiceValue>(valueP), c));
+}