added 'undone' parameter to onAction

git-svn-id: svn://svn.code.sf.net/p/magicseteditor/code/trunk@43 0fc631ac-6414-0410-93d0-97cfa31319b6

src/data/action/set.cpp

@@ -39,12 +39,10 @@ void AddCardAction::perform(bool to_undo) {
 
 RemoveCardAction::RemoveCardAction(Set& set, const CardP& card)
 	: CardListAction(set), card(card)
-{
 	// find the card_id of the card we want to remove
-	vector<CardP>::iterator it = find(set.cards.begin(), set.cards.end(), card);
+	, card_id(find(set.cards.begin(), set.cards.end(), card) - set.cards.begin())
-	if (it != set.cards.end()) {
+{
-		card_id = it - set.cards.begin();
+	if (card_id >= set.cards.size()) {
-	} else {
 		throw InternalError(_("Card to remove not found in set"));
 	}
 }

src/data/action/set.hpp

@@ -40,8 +40,8 @@ class AddCardAction : public CardListAction {
 	virtual String getName(bool to_undo) const;
 	virtual void   perform(bool to_undo);
 	
-  private:
+  //private:
-	CardP card; ///< The new card
+	const CardP card; ///< The new card
 };
 
 // ----------------------------------------------------------------------------- : Remove card
@@ -54,9 +54,9 @@ class RemoveCardAction : public CardListAction {
 	virtual String getName(bool to_undo) const;
 	virtual void   perform(bool to_undo);
 	
-  private:
+  //private:
-	CardP  card;	///< The removed card
+	const CardP  card;	///< The removed card
-	size_t card_id;	///< Position of the card in the set
+	const size_t card_id;	///< Position of the card in the set
 };
 
 // ----------------------------------------------------------------------------- : Reorder cards
@@ -69,8 +69,8 @@ class ReorderCardsAction : public CardListAction {
 	virtual String getName(bool to_undo) const;
 	virtual void   perform(bool to_undo);
 	
-  private:
+  //private:
-	size_t card_id1, card_id2;	///< Positions of the two cards to swap
+	const size_t card_id1, card_id2;	///< Positions of the two cards to swap
 };
 
 // ----------------------------------------------------------------------------- : EOF

src/data/set.hpp

@@ -55,7 +55,7 @@ class Set : public Packaged {
 // ----------------------------------------------------------------------------- : SetView
 
 /// A 'view' of a Set, is notified when the Set is updated
-/** To listen to events, derived classes should override onAction(const Action&)
+/** To listen to events, derived classes should override onAction(const Action&, bool undone)
  */
 class SetView : public ActionListener {
   public:

src/data/symbol.hpp

@@ -166,7 +166,7 @@ class Symbol {
 // ----------------------------------------------------------------------------- : SymbolView
 
 /// A 'view' of a symbol, is notified when the symbol is updated
-/** To listen to events, derived classes should override onAction(const Action&)
+/** To listen to events, derived classes should override onAction(const Action&, bool undone)
  */
 class SymbolView : public ActionListener {
   public:

src/gui/control/card_list.cpp

@@ -13,6 +13,7 @@
 #include <data/set.hpp>
 #include <data/card.hpp>
 #include <data/settings.hpp>
+#include <data/action/set.hpp>
 #include <util/window_id.hpp>
 
 DECLARE_TYPEOF_COLLECTION(CardP);
@@ -47,8 +48,44 @@ void CardListBase::onBeforeChangeSet() {
 void CardListBase::onChangeSet() {
 	rebuild();
 }
-void CardListBase::onAction(const Action& action) {
+
-	// TODO
+void CardListBase::onAction(const Action& action, bool undone) {
+	TYPE_CASE(action, AddCardAction) {
+		// select the new card
+		selectCard(action.card, false /*list will be refreshed anyway*/);
+		refreshList();
+	}
+	TYPE_CASE(action, RemoveCardAction) {
+		if (undone) {
+			// select the re-added card
+			selectCard(action.card, false /*list will be refreshed anyway*/);
+			refreshList();
+		} else {
+			long pos = selected_card_pos;
+			refreshList();
+			if (action.card == selected_card) {
+				// select the next card, if not possible, select the last
+				if ((size_t)pos + 1 < sorted_card_list.size()) {
+					selectCardPos(pos, true);
+				} else {
+					selectCardPos((long)sorted_card_list.size() - 1, true);
+				}
+			}
+		}
+	}
+	TYPE_CASE(action, ReorderCardsAction) {
+		if (sort_criterium) return; // nothing changes for us
+		if ((long)action.card_id1 == selected_card_pos || (long)action.card_id2 == selected_card_pos) {
+			// Selected card has moved; also move in the sorted card list
+			swap(sorted_card_list[action.card_id1] ,sorted_card_list[action.card_id2]);
+			// reselect the current card, it has moved
+			selected_card_pos = (long)action.card_id1 == selected_card_pos ? (long)action.card_id2 : (long)action.card_id1;
+			// select the right card
+			selectCurrentCard();
+		}
+		RefreshItem((long)action.card_id1);
+		RefreshItem((long)action.card_id2);
+	}
 }
 
 vector<CardP>& CardListBase::getCards() const {
@@ -58,16 +95,18 @@ vector<CardP>& CardListBase::getCards() const {
 // ----------------------------------------------------------------------------- : CardListBase : Selection
 
 bool CardListBase::canSelectPrevious() const {
-	return selected_card_pos + 1 >= 0;
+	return selected_card_pos - 1 >= 0;
 }
 bool CardListBase::canSelectNext() const {
 	return selected_card_pos >= 0 && static_cast<size_t>(selected_card_pos + 1) < sorted_card_list.size();
 }
 void CardListBase::selectPrevious() {
-// TODO
+	assert(selected_card_pos >= 1);
+	selectCardPos(selected_card_pos - 1, true);
 }
 void CardListBase::selectNext() {
-// TODO
+	assert(selected_card_pos + 1 < (long)sorted_card_list.size());
+	selectCardPos(selected_card_pos + 1, true);
 }
 
 // ----------------------------------------------------------------------------- : CardListBase : Selection (private)
@@ -81,19 +120,19 @@ void CardListBase::selectCard(const CardP& card, bool focus) {
 		selectCurrentCard();
 	}
 }
-/*
+
-void CardListBase::selectCardPos(size_t pos, bool focus = true, bool force = false) {
+void CardListBase::selectCardPos(long pos, bool focus) {
-	if (selectedCardPos == pos && !force)  return; // this card is already selected
+	if (selected_card_pos == pos && !focus)  return; // this card is already selected
-	if (pos < sortedCardList.size()) {
+	if ((size_t)pos < sorted_card_list.size()) {
 		// only if there is something to select
-		selectCard(getCard(pos), false);
+		selectCard(sorted_card_list[pos], false);
 	} else {
 		selectCard(CardP(), false);
 	}
-	selectedCardPos = Long(pos);
+	selected_card_pos = pos;
-	if (focus)  selectCurrentCard();
+	if (focus) selectCurrentCard();
 }
-*/
+
 void CardListBase::findSelectedCardPos() {
 	// find the position of the selected card
 	long count = GetItemCount();
@@ -107,7 +146,7 @@ void CardListBase::findSelectedCardPos() {
 }
 void CardListBase::selectCurrentCard() {
 	if (GetItemCount() > 0) {
-		if (selected_card_pos == -1) {
+		if (selected_card_pos == -1 || (size_t)selected_card_pos > sorted_card_list.size()) {
 			// deselect currently selected item, if any
 			long sel = GetFirstSelected();
 			Select(sel, false);
@@ -190,9 +229,7 @@ void CardListBase::rebuild() {
 	}
 	refreshList();
 	// select a card if possible
-//	if (!getCards().empty()) {
+	selectCardPos(0, true);
-//		selectCardPos(0, true);
-//	}
 }
 
 void CardListBase::refreshList() {
@@ -273,7 +310,7 @@ void CardListBase::onColumnClick(wxListEvent& ev) {
 	FieldP new_sort_criterium = column_fields[ev.GetColumn()];
 	if (sort_criterium == new_sort_criterium) {
 		if (sort_ascending) {
-			sort_ascending = false;		// 2nd click on same column -> sort descending
+			sort_ascending = false;			// 2nd click on same column -> sort descending
 		} else {
 			new_sort_criterium.reset();		// 3rd click on same column -> don't sort
 		}
@@ -306,12 +343,12 @@ void CardListBase::onSelectColumns(wxCommandEvent&) {
 }
 
 void CardListBase::onItemFocus(wxListEvent& ev) {
-//	selectCardPos(ev.GetIndex(), false);
+	selectCardPos(ev.GetIndex(), false);
 }
 
 void CardListBase::onChar(wxKeyEvent& ev) {
 	if (ev.GetKeyCode() == WXK_DELETE) {
-//		set->actions.add(new_shared2<RemoveCardAction>(set.get(), card));
+		set->actions.add(new RemoveCardAction(*set, selected_card));
 	} else if (ev.GetKeyCode() == WXK_TAB) {
 		// send a navigation event to our parent, to select another control
 		// we need this because tabs are not handled on the cards panel

src/gui/control/card_list.hpp

@@ -50,7 +50,7 @@ class CardListBase : public wxListView, public SetView {
 	// --------------------------------------------------- : Selection
 	
 	inline CardP getCard() const            { return selected_card; }
-	inline void  setCard(const CardP& card) { selectCard(card); }
+	inline void  setCard(const CardP& card) { selectCard(card, true); }
 	
 	/// Is there a previous card to select?
 	bool canSelectPrevious() const;
@@ -74,7 +74,7 @@ class CardListBase : public wxListView, public SetView {
 	
 	virtual void onBeforeChangeSet();
 	virtual void onChangeSet();
-	virtual void onAction(const Action&);
+	virtual void onAction(const Action&, bool undone);
 	
 	// --------------------------------------------------- : The cards
   protected:
@@ -113,9 +113,9 @@ class CardListBase : public wxListView, public SetView {
 	/** If focus then the card is also focused and selected in the actual control.
 	 *  This should abviously not be done when the card is selected because it was selected (leading to a loop).
 	 */
-	void selectCard(const CardP& card, bool focus = false);
+	void selectCard(const CardP& card, bool focus);
 	/// Select a card at the specified position
-	void selectCardPos(long pos);
+	void selectCardPos(long pos, bool focus);
 	/// Find the position for the selected_card
 	void findSelectedCardPos();
 	/// Actually select the card at selected_card_pos in the control

src/gui/set/cards_panel.cpp

@@ -186,11 +186,11 @@ void CardsPanel::onCommand(int id) {
 
 // ----------------------------------------------------------------------------- : Actions
 
-bool CardsPanel::wantsToHandle(const Action&) const {
+bool CardsPanel::wantsToHandle(const Action&, bool undone) const {
 	return false;
 }
 
-void CardsPanel::onAction(const Action& action) {
+void CardsPanel::onAction(const Action& action, bool undo) {
 	// TODO
 }
 

src/gui/set/cards_panel.hpp

@@ -34,8 +34,8 @@ class CardsPanel : public SetWindowPanel {
 	
 	// --------------------------------------------------- : Actions
 	
-	virtual bool wantsToHandle(const Action&) const;
+	virtual bool wantsToHandle(const Action&, bool undone) const;
-	virtual void onAction(const Action&);
+	virtual void onAction(const Action&, bool undone);
 	virtual void onRenderSettingsChange();
   private:
 	void updateSize();

src/gui/set/panel.hpp

@@ -46,9 +46,9 @@ class SetWindowPanel : public wxPanel, public SetView {
 	// --------------------------------------------------- : Actions/Events
 	
 	/// Should return true if this panel wants to get focus to show an action
-	virtual bool wantsToHandle(const Action&) const { return false; }
+	virtual bool wantsToHandle(const Action&, bool undone) const { return false; }
 	/// Handle an action that changes the current set
-	virtual void onAction(const Action&) {}
+	virtual void onAction(const Action&, bool undone) {}
 	/// The settings for rendering cards have changed, refresh card viewers/editors
 	virtual void onRenderSettingsChange() {}
 	

src/gui/set/window.cpp

@@ -234,7 +234,7 @@ void SetWindow::onChangeSet() {
 	fixMinWindowSize();
 }
 
-void SetWindow::onAction(const Action& action) {
+void SetWindow::onAction(const Action& action, bool undone) {
 //	TYPE_CASE_(action, SetStyleChange) {
 //		// The style changed, maybe also the size of the viewer
 //		Layout();

src/gui/set/window.hpp

@@ -80,7 +80,7 @@ class SetWindow : public wxFrame, public SetView {
 	/// We want to respond to set changes
 	virtual void onChangeSet();
 	/// Actions that change the set
-	virtual void onAction(const Action&);
+	virtual void onAction(const Action&, bool undone);
 	
   private:
 	/// A different card has been selected

src/gui/symbol/control.cpp

@@ -68,7 +68,7 @@ void SymbolControl::onExtraTool(wxCommandEvent& ev) {
 	if (editor) editor->onCommand(ev.GetId());
 }
 
-void SymbolControl::onAction(const Action& action) {
+void SymbolControl::onAction(const Action& action, bool undone) {
 	TYPE_CASE_(action, SymbolPartAction) {
 		Refresh(false);
 	}

src/gui/symbol/control.hpp

@@ -28,7 +28,7 @@ class SymbolControl : public wxControl, public SymbolViewer {
 	
 	virtual void onChangeSymbol();
 	
-	virtual void onAction(const Action&);
+	virtual void onAction(const Action&, bool undone);
 	
 	// Forward command to editor
 	void onExtraTool(wxCommandEvent& ev);

src/gui/symbol/part_list.cpp

@@ -39,7 +39,7 @@ void SymbolPartList::onChangeSymbol() {
 	update();
 }
 
-void SymbolPartList::onAction(const Action& action) {
+void SymbolPartList::onAction(const Action& action, bool undone) {
 	TYPE_CASE(action, ReorderSymbolPartsAction) {
 		if (selected == (long) action.part_id1) {
 			selectItem((long) action.part_id2);

src/gui/symbol/part_list.hpp

@@ -39,7 +39,7 @@ class SymbolPartList : public wxListCtrl, public SymbolView {
 	void onChangeSymbol();
 	
 	/// Event handler for changes to the symbol
-	virtual void onAction(const Action& a);
+	virtual void onAction(const Action& a, bool undone);
 	
   protected:
 	/// Get the text of an item

src/util/action_stack.cpp

@@ -29,7 +29,7 @@ void ActionStack::add(Action* action, bool allow_merge) {
 	if (!action) return; // no action
 	action->perform(false); // TODO: delete action if perform throws
 	redo_actions.clear();
-	tellListeners(*action);
+	tellListeners(*action, false);
 	// try to merge?
 	if (allow_merge && !undo_actions.empty() && undo_actions.back()->merge(action)) {
 		// merged with top undo action
@@ -43,6 +43,7 @@ void ActionStack::undo() {
 	assert(canUndo());
 	Action* action = undo_actions.back();
 	action->perform(true);
+	tellListeners(*action, true);
 	// move to redo stack
 	undo_actions.pop_back();
 	redo_actions.push_back(action);
@@ -51,6 +52,7 @@ void ActionStack::redo() {
 	assert(canRedo());
 	Action* action = redo_actions.back();
 	action->perform(false);
+	tellListeners(*action, false);
 	// move to undo stack
 	redo_actions.pop_back();
 	undo_actions.push_back(action);
@@ -103,6 +105,6 @@ void ActionStack::removeListener(ActionListener* listener) {
 		listeners.end()
 		);
 }
-void ActionStack::tellListeners(const Action& action) {
+void ActionStack::tellListeners(const Action& action, bool undone) {
-	FOR_EACH(l, listeners) l->onAction(action);
+	FOR_EACH(l, listeners) l->onAction(action, undone);
 }

src/util/action_stack.hpp

@@ -47,7 +47,8 @@ class Action {
 /// Base class/interface for objects that listen to actions
 class ActionListener {
   public:
-	virtual void onAction(const Action& a) = 0;
+	/// Notification that an action a has been performed or undone
+	virtual void onAction(const Action& a, bool undone) = 0;
 };
 
 // ----------------------------------------------------------------------------- : Action stack
@@ -98,7 +99,7 @@ class ActionStack {
 	/// Remove an action listener
 	void removeListener(ActionListener* listener);
 	/// Tell all listeners about an action
-	void tellListeners(const Action&);
+	void tellListeners(const Action&, bool undone);
 	
   private:
 	/// Actions to be undone