Updated block deletion handling

Flow

@@ -1 +1 @@
-Subproject commit aa1984f1d386324712f2562f95620679ea5dde6c
+Subproject commit c58460e49af4036df9eecb8cac7be38717cbb29e

core/src/main/java/it/cavallium/warppi/gui/expression/blocks/Block.java

@@ -8,6 +8,7 @@ import it.cavallium.warppi.gui.graphicengine.Renderer;
 import it.cavallium.warppi.math.MathContext;
 import it.cavallium.warppi.math.parser.features.interfaces.Feature;
 import it.cavallium.warppi.util.Error;
+import it.unimi.dsi.fastutil.objects.ObjectArrayList;
 
 public abstract class Block implements TreeBlock, GraphicalElement {
 
@@ -34,6 +35,12 @@ public abstract class Block implements TreeBlock, GraphicalElement {
 	public abstract boolean delBlock(Caret caret);
 
 	public abstract BlockReference<?> getBlock(Caret caret);
+	
+	/**
+	 * Used only to get inner blocks when deleting the parent block.
+	 * @return every block of every inner container, or null if empty
+	 */
+	public abstract ObjectArrayList<Block> getAllInnerBlocks();
 
 	@Override
 	public abstract void recomputeDimensions();

core/src/main/java/it/cavallium/warppi/gui/expression/blocks/BlockChar.java

@@ -6,6 +6,7 @@ import it.cavallium.warppi.gui.graphicengine.Renderer;
 import it.cavallium.warppi.math.MathContext;
 import it.cavallium.warppi.math.parser.features.FeatureChar;
 import it.cavallium.warppi.math.parser.features.interfaces.Feature;
+import it.unimi.dsi.fastutil.objects.ObjectArrayList;
 
 public class BlockChar extends Block {
 
@@ -65,4 +66,9 @@ public class BlockChar extends Block {
 		return new FeatureChar(getChar());
 	}
 
+	@Override
+	public ObjectArrayList<Block> getAllInnerBlocks() {
+		return null;
+	}
+
 }

core/src/main/java/it/cavallium/warppi/gui/expression/blocks/BlockContainer.java

@@ -14,6 +14,7 @@ import it.cavallium.warppi.math.parser.features.interfaces.Feature;
 import it.cavallium.warppi.util.Error;
 import it.cavallium.warppi.util.Errors;
 import it.unimi.dsi.fastutil.objects.ObjectArrayList;
+import it.unimi.dsi.fastutil.objects.ObjectListIterator;
 
 public class BlockContainer implements TreeContainer, GraphicalElement {
 
@@ -218,8 +219,18 @@ public class BlockContainer implements TreeContainer, GraphicalElement {
 			final int deltaCaret = caret.getRemaining();
 			removed = removed | b.delBlock(caret);
 			if (caret.getRemaining() == 0 || removed == false && deltaCaret >= 0 && caret.getRemaining() < 0) {
+				ObjectArrayList<Block> blocks = this.getBlockAt(pos - 1).get().getAllInnerBlocks();
 				removeAt(pos - 1);
 				caret.setPosition(caret.getPosition() - deltaCaret);
+				if (blocks != null) {
+					ObjectListIterator<Block> blocksIterator = blocks.iterator();
+					int blockNum = 0;
+					while (blocksIterator.hasNext()) {
+						Block block = blocksIterator.next();
+						addBlockUnsafe(pos - 1+blockNum, block);
+						blockNum++;
+					}
+				}
 				removed = true;
 			}
 		}

core/src/main/java/it/cavallium/warppi/gui/expression/blocks/BlockDivision.java

@@ -8,6 +8,8 @@ import it.cavallium.warppi.math.MathContext;
 import it.cavallium.warppi.math.parser.features.FeatureDivision;
 import it.cavallium.warppi.math.parser.features.interfaces.Feature;
 import it.cavallium.warppi.util.Error;
+import it.unimi.dsi.fastutil.objects.AbstractObjectList;
+import it.unimi.dsi.fastutil.objects.ObjectArrayList;
 
 public class BlockDivision extends Block {
 
@@ -118,4 +120,11 @@ public class BlockDivision extends Block {
 		final Function lower = getLowerContainer().toFunction(context);
 		return new FeatureDivision(upper, lower);
 	}
+
+	@Override
+	public ObjectArrayList<Block> getAllInnerBlocks() {
+		ObjectArrayList<Block> output = containerUp.getContent();
+		output.addAll(containerDown.getContent());
+		return output;
+	}
 }

core/src/main/java/it/cavallium/warppi/gui/expression/blocks/BlockLogarithm.java

@@ -160,4 +160,11 @@ public class BlockLogarithm extends Block implements IParenthesis {
 		return new FeatureLogarithm(base, number);
 	}
 
+	@Override
+	public ObjectArrayList<Block> getAllInnerBlocks() {
+		ObjectArrayList<Block> output = containerBase.getContent();
+		output.addAll(containerNumber.getContent());
+		return output;
+	}
+
 }

core/src/main/java/it/cavallium/warppi/gui/expression/blocks/BlockParenthesis.java

@@ -20,4 +20,9 @@ public class BlockParenthesis extends BlockParenthesisAbstract {
 		return new FeatureParenthesis(cont);
 	}
 
+	@Override
+	public ObjectArrayList<Block> getAllInnerBlocks() {
+		return getNumberContainer().getContent();
+	}
+
 }

core/src/main/java/it/cavallium/warppi/gui/expression/blocks/BlockParenthesisAbstract.java

@@ -115,4 +115,10 @@ public abstract class BlockParenthesisAbstract extends Block implements IParenth
 	@Override
 	public abstract Feature toFeature(MathContext context) throws Error;
 
+
+	@Override
+	public ObjectArrayList<Block> getAllInnerBlocks() {
+		return containerNumber.getContent();
+	}
+	
 }

core/src/main/java/it/cavallium/warppi/gui/expression/blocks/BlockPower.java

@@ -8,6 +8,7 @@ import it.cavallium.warppi.math.MathContext;
 import it.cavallium.warppi.math.parser.features.FeaturePowerChar;
 import it.cavallium.warppi.math.parser.features.interfaces.Feature;
 import it.cavallium.warppi.util.Error;
+import it.unimi.dsi.fastutil.objects.ObjectArrayList;
 
 public class BlockPower extends Block {
 
@@ -80,4 +81,9 @@ public class BlockPower extends Block {
 		final Function exp = getExponentContainer().toFunction(context);
 		return new FeaturePowerChar(exp);
 	}
+
+	@Override
+	public ObjectArrayList<Block> getAllInnerBlocks() {
+		return this.containerExponent.getContent();
+	}
 }

core/src/main/java/it/cavallium/warppi/gui/expression/blocks/BlockPower2.java

@@ -8,6 +8,7 @@ import it.cavallium.warppi.math.MathContext;
 import it.cavallium.warppi.math.parser.features.FeaturePowerChar;
 import it.cavallium.warppi.math.parser.features.interfaces.Feature;
 import it.cavallium.warppi.util.Error;
+import it.unimi.dsi.fastutil.objects.ObjectArrayList;
 
 public class BlockPower2 extends Block {
 
@@ -86,4 +87,9 @@ public class BlockPower2 extends Block {
 		final Function exp = getExponentContainer().toFunction(context);
 		return new FeaturePowerChar(exp);
 	}
+
+	@Override
+	public ObjectArrayList<Block> getAllInnerBlocks() {
+		return containerExponent.getContent();
+	}
 }

core/src/main/java/it/cavallium/warppi/gui/expression/blocks/BlockSine.java

@@ -5,6 +5,7 @@ import it.cavallium.warppi.math.MathContext;
 import it.cavallium.warppi.math.parser.features.FeatureSine;
 import it.cavallium.warppi.math.parser.features.interfaces.Feature;
 import it.cavallium.warppi.util.Error;
+import it.unimi.dsi.fastutil.objects.ObjectArrayList;
 
 public class BlockSine extends BlockParenthesisAbstract {
 	public BlockSine() {

core/src/main/java/it/cavallium/warppi/gui/expression/blocks/BlockSquareRoot.java

@@ -8,6 +8,7 @@ import it.cavallium.warppi.math.MathContext;
 import it.cavallium.warppi.math.parser.features.FeatureSquareRoot;
 import it.cavallium.warppi.math.parser.features.interfaces.Feature;
 import it.cavallium.warppi.util.Error;
+import it.unimi.dsi.fastutil.objects.ObjectArrayList;
 
 public class BlockSquareRoot extends Block {
 
@@ -95,4 +96,11 @@ public class BlockSquareRoot extends Block {
 		final Function contnt = getNumberContainer().toFunction(context);
 		return new FeatureSquareRoot(contnt);
 	}
+
+	@Override
+	public ObjectArrayList<Block> getAllInnerBlocks() {
+		ObjectArrayList<Block> output = containerNumber.getContent();
+//		output.addAll();
+		return output;
+	}
 }

core/src/main/java/it/cavallium/warppi/gui/expression/blocks/BlockUndefined.java

@@ -7,6 +7,7 @@ import it.cavallium.warppi.math.MathContext;
 import it.cavallium.warppi.math.MathematicalSymbols;
 import it.cavallium.warppi.math.parser.features.FeatureChar;
 import it.cavallium.warppi.math.parser.features.interfaces.Feature;
+import it.unimi.dsi.fastutil.objects.ObjectArrayList;
 
 public class BlockUndefined extends Block {
 
@@ -59,4 +60,9 @@ public class BlockUndefined extends Block {
 		return new FeatureChar(MathematicalSymbols.UNDEFINED);
 	}
 
+	@Override
+	public ObjectArrayList<Block> getAllInnerBlocks() {
+		return null;
+	}
+
 }

core/src/main/java/it/cavallium/warppi/gui/expression/blocks/BlockVariable.java

@@ -14,6 +14,7 @@ import it.cavallium.warppi.math.functions.Variable.V_TYPE;
 import it.cavallium.warppi.math.parser.features.FeatureVariable;
 import it.cavallium.warppi.math.parser.features.interfaces.Feature;
 import it.cavallium.warppi.util.Error;
+import it.unimi.dsi.fastutil.objects.ObjectArrayList;
 
 public class BlockVariable extends Block {
 
@@ -255,4 +256,9 @@ public class BlockVariable extends Block {
 	public Feature toFeature(final MathContext context) throws Error {
 		return new FeatureVariable(ch, type);
 	}
+
+	@Override
+	public ObjectArrayList<Block> getAllInnerBlocks() {
+		return null;
+	}
 }

desktop/src/main/java/it/cavallium/warppi/gui/graphicengine/impl/swing/SwingWindow.java

@@ -104,7 +104,7 @@ public class SwingWindow extends JFrame {
 
 			@Override
 			public void componentResized(final ComponentEvent e) {
-				onResize.onNext(new Integer[] { getWidth(), getHeight() });
+				onResize.onNext(new Integer[] { c.getWidth(), c.getHeight() });
 			}
 
 			@Override