v1.2.0: implemented event/button functionality for right/middle click

SPD-classes/src/main/java/com/watabou/input/InputHandler.java

@@ -90,13 +90,13 @@ public class InputHandler extends InputAdapter {
 	@Override
 	public synchronized boolean touchDown(int screenX, int screenY, int pointer, int button) {
 		Gdx.input.setOnscreenKeyboardVisible(false); //in-game events never need keyboard, so hide it
-		PointerEvent.addPointerEvent(new PointerEvent(screenX, screenY, pointer, PointerEvent.Type.DOWN));
+		PointerEvent.addPointerEvent(new PointerEvent(screenX, screenY, pointer, PointerEvent.Type.DOWN, button));
 		return true;
 	}
 	
 	@Override
 	public synchronized boolean touchUp(int screenX, int screenY, int pointer, int button) {
-		PointerEvent.addPointerEvent(new PointerEvent(screenX, screenY, pointer, PointerEvent.Type.UP));
+		PointerEvent.addPointerEvent(new PointerEvent(screenX, screenY, pointer, PointerEvent.Type.UP, button));
 		return true;
 	}
 	
@@ -142,7 +142,7 @@ public class InputHandler extends InputAdapter {
 	
 	@Override
 	public boolean scrolled(float amountX, float amountY) {
-		ScrollEvent.addScrollEvent( new ScrollEvent(PointerEvent.lastHoverPos, amountY));
+		ScrollEvent.addScrollEvent( new ScrollEvent(PointerEvent.currentHoverPos(), amountY));
 		return true;
 	}
 }

SPD-classes/src/main/java/com/watabou/input/PointerEvent.java

@@ -21,6 +21,7 @@
 
 package com.watabou.input;
 
+import com.badlogic.gdx.Input;
 import com.watabou.utils.PointF;
 import com.watabou.utils.Signal;
 
@@ -35,17 +36,29 @@ public class PointerEvent {
 		HOVER
 	}
 
+	//buttons
+	public static final int NONE = -1;
+	public static final int LEFT = Input.Buttons.LEFT;
+	public static final int RIGHT = Input.Buttons.RIGHT;
+	public static final int MIDDLE = Input.Buttons.MIDDLE;
+
 	public PointF start;
 	public PointF current;
 	public int id;
 	public Type type;
+	public int button;
 	public boolean handled; //for hover events, to ensure hover always ends even with overlapping elements
-	
+
 	public PointerEvent( int x, int y, int id, Type type){
+		this(x, y, id, type, NONE);
+	}
+
+	public PointerEvent( int x, int y, int id, Type type, int button){
 		start = current = new PointF(x, y);
 		this.id = id;
 		this.type = type;
 		handled = false;
+		this.button = button;
 	}
 	
 	public void update( PointerEvent other ){
@@ -87,7 +100,12 @@ public class PointerEvent {
 	// Accumulated pointer events
 	private static ArrayList<PointerEvent> pointerEvents = new ArrayList<>();
 	private static HashMap<Integer, PointerEvent> activePointers = new HashMap<>();
-	static PointF lastHoverPos = new PointF();
+
+	private static PointF lastHoverPos = new PointF();
+
+	public static PointF currentHoverPos(){
+		return lastHoverPos.clone();
+	}
 	
 	public static synchronized void addPointerEvent( PointerEvent event ){
 		pointerEvents.add( event );

core/src/main/java/com/shatteredpixel/shatteredpixeldungeon/ui/Button.java

@@ -62,7 +62,19 @@ public class Button extends Component {
 			@Override
 			protected void onClick( PointerEvent event ) {
 				if (!processed) {
-					Button.this.onClick();
+					killTooltip();
+					switch (event.button){
+						case PointerEvent.LEFT: default:
+							Button.this.onClick();
+							break;
+						case PointerEvent.RIGHT:
+							Button.this.onRightClick();
+							break;
+						case PointerEvent.MIDDLE:
+							Button.this.onMiddleClick();
+							break;
+					}
+
 				}
 			}
 
@@ -131,7 +143,13 @@ public class Button extends Component {
 	
 	protected void onPointerDown() {}
 	protected void onPointerUp() {}
-	protected void onClick() {}
+	protected void onClick() {} //left click, default key type
+	protected void onRightClick() {
+		onClick();
+	}
+	protected void onMiddleClick() {
+		onClick();
+	}
 	protected boolean onLongClick() {
 		return false;
 	}