From 971db58ef48db64151a31d4857104ede69475996 Mon Sep 17 00:00:00 2001
From: Daniel Jones <admin@danieljon.es>
Date: Sat, 13 Jun 2020 17:00:52 +0930
Subject: make shared_ptr -> unique_ptr

---
 Board.cpp      |  4 ++--
 Board.h        |  2 +-
 MainWindow.cpp | 15 ++++++++-------
 MainWindow.h   |  2 +-
 4 files changed, 12 insertions(+), 11 deletions(-)

diff --git a/Board.cpp b/Board.cpp
index 39caacf..f6eb593 100644
--- a/Board.cpp
+++ b/Board.cpp
@@ -29,8 +29,8 @@ Board:: Board(int width, int height, int minecount)
 	{
 		for (int y = 0; y < width; y++)
 		{
-			std::shared_ptr<Tile> t(new Tile(x, y));
-			tiles.push_back(t);
+			std::unique_ptr<Tile> t(new Tile(x, y));
+			tiles.push_back(std::move(t));
 		}
 	}
 	generate_mines();
diff --git a/Board.h b/Board.h
index 55e1f09..50e9fa4 100644
--- a/Board.h
+++ b/Board.h
@@ -35,7 +35,7 @@ class Board
 		bool is_game_won() { return this->game_won; };
 		bool check_win();
 	private:
-		std::vector<std::shared_ptr<Tile>> tiles;
+		std::vector<std::unique_ptr<Tile>> tiles;
 		void generate_mines();
 		void retrieve_neighbors();
 		void count_neighbor_mines(Tile *tile);
diff --git a/MainWindow.cpp b/MainWindow.cpp
index ffc27c2..d800d33 100644
--- a/MainWindow.cpp
+++ b/MainWindow.cpp
@@ -138,20 +138,21 @@ MainWindow::new_game(int width, int height, int minecount)
 {
 	seconds = 0;
 	ticking = false;
-	tile_buttons.clear();
 	delete board;
 	delete matrix;
+	board = nullptr;
+	matrix = nullptr;
 	puts("starting new game..");
 	int tilecount = width*height;
 	board = new Board(width, height, minecount);
 	matrix = new FXMatrix(scroll_area, width, MATRIX_BY_COLUMNS|LAYOUT_CENTER_Y|LAYOUT_CENTER_X);
 	for (int i = 0; i < tilecount; i++)
 	{
-		std::shared_ptr<FXButton> b(new FXButton(matrix, "", nullptr, this, UI_Tile));
-		tile_buttons.push_back(b);
-		b->setIcon(empty_icon);
+		std::unique_ptr<FXButton> b(new FXButton(matrix, "", nullptr, this, UI_Tile));
+		tile_buttons.push_back(std::move(b));
+		tile_buttons.at(i)->setIcon(empty_icon);
 	}
-	printf("rows: %d columns: %d\n", matrix->getNumRows(), matrix->getNumColumns());
+	printf("matrix thinks rows: %d columns: %d\n", matrix->getNumRows(), matrix->getNumColumns());
 	draw_buttons();
 }
 
@@ -323,12 +324,12 @@ MainWindow::on_New_Click(FXObject *sender, FXSelector sel, void *data)
 		{
 			/* cannot have more mines that tiles */
 			app->beep();
-			FXMessageBox::information(app, FX::MBOX_OK, "Invalid game options", "You cannot have more mines that tiles (mines > (width*height)");
+			FXMessageBox::information(app, FX::MBOX_OK, "Invalid game options", "You cannot have more mines that tiles (mines > (width*height))");
 			return 1;
 		}
 
 		printf("new game width = %d height = %d mines = %d\n", w, h, m);
-		new_game(2, 2, 1);
+		new_game(w, h, m);
 	}
 	return 1;
 }
diff --git a/MainWindow.h b/MainWindow.h
index 4c53ba6..38b8bd6 100644
--- a/MainWindow.h
+++ b/MainWindow.h
@@ -74,7 +74,7 @@ class MainWindow : public FXMainWindow
 		FXHorizontalFrame *width_input_frame;
 		FXHorizontalFrame *height_input_frame;
 		FXHorizontalFrame *mine_input_frame;
-		std::vector<std::shared_ptr<FXButton>> tile_buttons;
+		std::vector<std::unique_ptr<FXButton>> tile_buttons;
 		/* icons */
 		FXIcon *bomb_icon;
 		FXIcon *flag_icon;
-- 
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