#181 Dialogs now hiding when screen size or graph type is changed

core/src/cz/nic/tablexia/screen/statistics/StatisticsScreen.java

@@ -4,7 +4,6 @@ import com.badlogic.gdx.graphics.Color;
 import com.badlogic.gdx.graphics.g2d.BitmapFont;
 import com.badlogic.gdx.graphics.g2d.NinePatch;
 import com.badlogic.gdx.graphics.g2d.TextureRegion;
-import com.badlogic.gdx.math.Vector2;
 import com.badlogic.gdx.scenes.scene2d.Actor;
 import com.badlogic.gdx.scenes.scene2d.Group;
 import com.badlogic.gdx.scenes.scene2d.InputEvent;
@@ -102,6 +101,7 @@ public class StatisticsScreen extends AbstractTablexiaScreen<Void> {
     private GraphPane graphPane;
     private Map<GameDifficulty, TablexiaButton> difficultyButtons;
     private BitmapFont defaultBoldFont, bookmarkBoldFont, difficultiesBoldFont;
+    private TablexiaComponentDialog dialog;
 
     @Override
     protected void screenPaused(Map<String, String> screenState) {
@@ -453,11 +453,11 @@ public class StatisticsScreen extends AbstractTablexiaScreen<Void> {
             components.add(new TextContentDialogComponent(score, DIALOG_BOLD_FONT, false));
             components.add(new ResizableSpaceContentDialogComponent());
 
-            new TablexiaComponentDialog(
+            dialog = new TablexiaComponentDialog(
                     getStage(),
                     TablexiaComponentDialog.TablexiaDialogType.BUBBLE_SQUARE,
-                    components.toArray(new TablexiaDialogComponentAdapter[]{})
-            ).show(GRAPH_DIALOG_WIDTH, GRAPH_DIALOG_HEIGHT);
+                    components.toArray(new TablexiaDialogComponentAdapter[]{}));
+            dialog.show(GRAPH_DIALOG_WIDTH, GRAPH_DIALOG_HEIGHT);
         }
     };
 
@@ -534,6 +534,7 @@ public class StatisticsScreen extends AbstractTablexiaScreen<Void> {
 
     private void datasetChanged() {
         graphs.clear();
+        hideDialog();
 
         if(selectedGameDefinition != null) {
             graphPane = drawGraph(getGames(selectedGameDefinition));
@@ -584,11 +585,16 @@ public class StatisticsScreen extends AbstractTablexiaScreen<Void> {
         return GameDAO.getGamesForUserAndDefinition(getSelectedUser().getId(), definition);
     }
 
+    private void hideDialog() {
+        if(dialog != null) dialog.hide();
+    }
+
     @Override
     public void screenResized(int width, int height) {
 
         if(graphPane != null) graphPane.resetHeight();
         ScaleUtil.setFullscreenBounds(content, getStage());
         position();
+        hideDialog();
     }
 }
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