You can combine these attributes within a single to target specific scenarios:
android:state_pressed : Triggered when the user touches the view.
<chapter id="soldier"> <scene id="battle"> <description>War comes. Do you charge or wait?</description> <choiceList> <choice action="victoryEnding"> <text>Charge heroically. (Requires strength > 8)</text> <effect> <modify var="reputation" by="+50"/> <addInventory>Sword of Valor</addInventory> </effect> </choice> <choice action="deathEnding"> <text>Retreat and live as a deserter.</text> <effect> <modify var="reputation" by="-100"/> <gameOver reason="Cowardice" /> </effect> </choice> </choiceList> </scene> </chapter> life selector xml
android:state_focused="true" : Applied when the element is highlighted via a trackball or keyboard.
In the context of modern software development, particularly Android, a selector is an XML resource that allows you to define different visuals (colors, shapes, or images) for a single UI element based on its current condition. Stack Overflow Core Concept: State-Driven UI You can combine these attributes within a single
This file is structured around , called "signals," and allows developers to execute specific code blocks when those signals occur. In this system, variables like LifePoints are used by the game engine, even if not explicitly defined in the file.
This structure supports a (birth → childhood → adolescence → adulthood → old age), with each stage containing branching events. In this system, variables like LifePoints are used
Key points about the Android <selector> :
The engine parses this file from top to bottom . The first item that evaluates to true is selected. Therefore, always place your specific condition strings at the top and your generic default state at the absolute bottom. Scenario B: Simulation & Interactive Game Engines