Better fix that doesn't CME when entries with many pages are clicked …

…too fast. Previous fix caused other buttons to still iterate after one was handled, rather than returning and just handling the last widget.

Xplat/src/main/java/vazkii/patchouli/client/book/gui/GuiBook.java

@@ -312,7 +312,15 @@ public boolean mouseClickedScaled(double mouseX, double mouseY, int mouseButton)
 		}
 		}
 
-		return super.mouseClicked(mouseX, mouseY, mouseButton);
+		for(GuiEventListener listener : children()) {
+			if (listener.mouseClicked(mouseX, mouseY, mouseButton)) {
+				if (mouseButton == GLFW.GLFW_MOUSE_BUTTON_LEFT) {
+					setDragging(true);
+				}
+				return true;
+			}
+		}
+		return false;
 	}
 
 	@Override