Add selectedMinecraftVersion

HMCL/src/main/java/org/jackhuang/hmcl/setting/Profile.java

@@ -19,14 +19,18 @@ package org.jackhuang.hmcl.setting;
 
 import com.google.gson.*;
 import javafx.beans.InvalidationListener;
-import javafx.beans.property.BooleanProperty;
-import javafx.beans.property.SimpleBooleanProperty;
+import javafx.beans.property.*;
 
+import org.jackhuang.hmcl.event.EventBus;
+import org.jackhuang.hmcl.event.RefreshedVersionsEvent;
 import org.jackhuang.hmcl.game.HMCLDependencyManager;
 import org.jackhuang.hmcl.game.HMCLGameRepository;
+import org.jackhuang.hmcl.game.Version;
 import org.jackhuang.hmcl.mod.ModManager;
+import org.jackhuang.hmcl.ui.WeakListenerHelper;
 import org.jackhuang.hmcl.util.ImmediateObjectProperty;
 import org.jackhuang.hmcl.util.ImmediateStringProperty;
+import org.jackhuang.hmcl.util.StringUtils;
 import org.jackhuang.hmcl.util.ToStringBuilder;
 
 import java.io.File;
@@ -38,66 +42,80 @@ import java.util.Optional;
  * @author huangyuhui
  */
 public final class Profile {
-
+    private final WeakListenerHelper helper = new WeakListenerHelper();
     private final HMCLGameRepository repository;
     private final ModManager modManager;
 
-    private final ImmediateObjectProperty<File> gameDirProperty;
+    private final StringProperty selectedVersion = new SimpleStringProperty();
 
-    public ImmediateObjectProperty<File> gameDirProperty() {
-        return gameDirProperty;
+    public StringProperty selectedVersionProperty() {
+        return selectedVersion;
+    }
+
+    public String getSelectedVersion() {
+        return selectedVersion.get();
+    }
+
+    public void setSelectedVersion(String selectedVersion) {
+        this.selectedVersion.set(selectedVersion);
+    }
+
+    private final ObjectProperty<File> gameDir;
+
+    public ObjectProperty<File> gameDirProperty() {
+        return gameDir;
     }
 
     public File getGameDir() {
-        return gameDirProperty.get();
+        return gameDir.get();
     }
 
     public void setGameDir(File gameDir) {
-        gameDirProperty.set(gameDir);
+        this.gameDir.set(gameDir);
     }
 
-    private final ImmediateObjectProperty<VersionSetting> globalProperty = new ImmediateObjectProperty<>(this, "global", new VersionSetting());
+    private final ObjectProperty<VersionSetting> global = new ImmediateObjectProperty<>(this, "global", new VersionSetting());
 
-    public ImmediateObjectProperty<VersionSetting> globalProperty() {
-        return globalProperty;
+    public ObjectProperty<VersionSetting> globalProperty() {
+        return global;
     }
 
     public VersionSetting getGlobal() {
-        return globalProperty.get();
+        return global.get();
     }
 
     private void setGlobal(VersionSetting global) {
         if (global == null)
             global = new VersionSetting();
-        globalProperty.set(global);
+        this.global.set(global);
     }
 
-    private final ImmediateStringProperty nameProperty;
+    private final ImmediateStringProperty name;
 
     public ImmediateStringProperty nameProperty() {
-        return nameProperty;
+        return name;
     }
 
     public String getName() {
-        return nameProperty.get();
+        return name.get();
     }
 
     public void setName(String name) {
-        nameProperty.set(name);
+        this.name.set(name);
     }
 
-    private BooleanProperty useRelativePathProperty = new SimpleBooleanProperty(this, "useRelativePath", false);
+    private BooleanProperty useRelativePath = new SimpleBooleanProperty(this, "useRelativePath", false);
 
     public BooleanProperty useRelativePathProperty() {
-        return useRelativePathProperty();
+        return useRelativePath;
     }
 
     public boolean isUseRelativePath() {
-        return useRelativePathProperty.get();
+        return useRelativePath.get();
     }
 
     public void setUseRelativePath(boolean useRelativePath) {
-        useRelativePathProperty.set(useRelativePath);
+        this.useRelativePath.set(useRelativePath);
     }
 
     public Profile(String name) {
@@ -105,12 +123,26 @@ public final class Profile {
     }
 
     public Profile(String name, File initialGameDir) {
-        nameProperty = new ImmediateStringProperty(this, "name", name);
-        gameDirProperty = new ImmediateObjectProperty<>(this, "gameDir", initialGameDir);
+        this.name = new ImmediateStringProperty(this, "name", name);
+        gameDir = new ImmediateObjectProperty<>(this, "gameDir", initialGameDir);
         repository = new HMCLGameRepository(this, initialGameDir);
         modManager = new ModManager(repository);
 
-        gameDirProperty.addListener((a, b, newValue) -> repository.changeDirectory(newValue));
+        gameDir.addListener((a, b, newValue) -> repository.changeDirectory(newValue));
+        selectedVersion.addListener(o -> checkSelectedVersion());
+        helper.add(EventBus.EVENT_BUS.channel(RefreshedVersionsEvent.class).registerWeak(event -> checkSelectedVersion()));
+    }
+
+    private void checkSelectedVersion() {
+        if (!repository.isLoaded()) return;
+        String newValue = selectedVersion.get();
+        if (!repository.hasVersion(newValue)) {
+            Optional<String> version = repository.getVersions().stream().findFirst().map(Version::getId);
+            if (version.isPresent())
+                selectedVersion.setValue(version.get());
+            else if (StringUtils.isNotBlank(newValue))
+                selectedVersion.setValue(null);
+        }
     }
 
     public HMCLGameRepository getRepository() {
@@ -171,11 +203,12 @@ public final class Profile {
     }
 
     public void addPropertyChangedListener(InvalidationListener listener) {
-        nameProperty.addListener(listener);
-        globalProperty.addListener(listener);
-        gameDirProperty.addListener(listener);
-        useRelativePathProperty.addListener(listener);
-        globalProperty.get().addPropertyChangedListener(listener);
+        name.addListener(listener);
+        global.addListener(listener);
+        gameDir.addListener(listener);
+        useRelativePath.addListener(listener);
+        global.get().addPropertyChangedListener(listener);
+        selectedVersion.addListener(listener);
     }
 
     public static final class Serializer implements JsonSerializer<Profile>, JsonDeserializer<Profile> {
@@ -193,6 +226,7 @@ public final class Profile {
             jsonObject.add("global", context.serialize(src.getGlobal()));
             jsonObject.addProperty("gameDir", src.getGameDir().getPath());
             jsonObject.addProperty("useRelativePath", src.isUseRelativePath());
+            jsonObject.addProperty("selectedMinecraftVersion", src.getSelectedVersion());
 
             return jsonObject;
         }
@@ -205,7 +239,7 @@ public final class Profile {
 
             Profile profile = new Profile("Default", new File(gameDir));
             profile.setGlobal(context.deserialize(obj.get("global"), VersionSetting.class));
-
+            profile.setSelectedVersion(Optional.ofNullable(obj.get("selectedMinecraftVersion")).map(JsonElement::getAsString).orElse(""));
             profile.setUseRelativePath(Optional.ofNullable(obj.get("useRelativePath")).map(JsonElement::getAsBoolean).orElse(false));
             return profile;
         }

HMCL/src/main/java/org/jackhuang/hmcl/ui/WeakListenerHelper.java

@@ -0,0 +1,58 @@
+/*
+ * Hello Minecraft! Launcher.
+ * Copyright (C) 2017  huangyuhui <huanghongxun2008@126.com>
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see {http://www.gnu.org/licenses/}.
+ */
+package org.jackhuang.hmcl.ui;
+
+import javafx.beans.InvalidationListener;
+import javafx.beans.WeakInvalidationListener;
+import javafx.beans.value.ChangeListener;
+import javafx.beans.value.WeakChangeListener;
+import javafx.collections.ListChangeListener;
+import javafx.collections.WeakListChangeListener;
+
+import java.util.LinkedList;
+import java.util.List;
+
+public class WeakListenerHelper {
+    List<Object> refs = new LinkedList<>();
+
+    public WeakListenerHelper() {
+    }
+
+    public WeakInvalidationListener weak(InvalidationListener listener) {
+        refs.add(listener);
+        return new WeakInvalidationListener(listener);
+    }
+
+    public <T> WeakChangeListener<T> weak(ChangeListener<T> listener) {
+        refs.add(listener);
+        return new WeakChangeListener<>(listener);
+    }
+
+    public <T> WeakListChangeListener<T> weak(ListChangeListener<T> listener) {
+        refs.add(listener);
+        return new WeakListChangeListener<>(listener);
+    }
+
+    public void add(Object obj) {
+        refs.add(obj);
+    }
+
+    public boolean remove(Object obj) {
+        return refs.remove(obj);
+    }
+}

HMCL/src/main/java/org/jackhuang/hmcl/ui/construct/FontComboBox.java

@@ -47,6 +47,7 @@ public class FontComboBox extends JFXComboBox<String> {
         setOnMouseClicked(e -> {
             if (loaded) return;
             getItems().setAll(Font.getFamilies());
+            loaded = true;
         });
     }
 

HMCLCore/src/main/java/org/jackhuang/hmcl/event/EventManager.java

@@ -19,6 +19,7 @@ package org.jackhuang.hmcl.event;
 
 import org.jackhuang.hmcl.util.SimpleMultimap;
 
+import java.lang.ref.WeakReference;
 import java.util.EnumMap;
 import java.util.HashSet;
 import java.util.function.Consumer;
@@ -31,8 +32,16 @@ public final class EventManager<T extends Event> {
 
     private final SimpleMultimap<EventPriority, Consumer<T>> handlers
             = new SimpleMultimap<>(() -> new EnumMap<>(EventPriority.class), HashSet::new);
-    private final SimpleMultimap<EventPriority, Runnable> handlers2
-            = new SimpleMultimap<>(() -> new EnumMap<>(EventPriority.class), HashSet::new);
+
+    public Consumer<T> registerWeak(Consumer<T> consumer) {
+        register(new WeakListener(consumer));
+        return consumer;
+    }
+
+    public Consumer<T> registerWeak(Consumer<T> consumer, EventPriority priority) {
+        register(new WeakListener(consumer), priority);
+        return consumer;
+    }
 
     public void register(Consumer<T> consumer) {
         register(consumer, EventPriority.NORMAL);
@@ -44,28 +53,17 @@ public final class EventManager<T extends Event> {
     }
 
     public void register(Runnable runnable) {
-        register(runnable, EventPriority.NORMAL);
+        register(t -> runnable.run());
     }
 
     public void register(Runnable runnable, EventPriority priority) {
-        if (!handlers2.get(priority).contains(runnable))
-            handlers2.put(priority, runnable);
-    }
-
-    public void unregister(Consumer<T> consumer) {
-        handlers.removeValue(consumer);
-    }
-
-    public void unregister(Runnable runnable) {
-        handlers2.removeValue(runnable);
+        register(t -> runnable.run(), priority);
     }
 
     public Event.Result fireEvent(T event) {
         for (EventPriority priority : EventPriority.values()) {
             for (Consumer<T> handler : handlers.get(priority))
                 handler.accept(event);
-            for (Runnable runnable : handlers2.get(priority))
-                runnable.run();
         }
 
         if (event.hasResult())
@@ -74,4 +72,21 @@ public final class EventManager<T extends Event> {
             return Event.Result.DEFAULT;
     }
 
+    private class WeakListener implements Consumer<T> {
+        private final WeakReference<Consumer<T>> ref;
+
+        public WeakListener(Consumer<T> listener) {
+            this.ref = new WeakReference<>(listener);
+        }
+
+        @Override
+        public void accept(T t) {
+            Consumer<T> listener = ref.get();
+            if (listener == null) {
+                handlers.removeValue(this);
+            } else {
+                listener.accept(t);
+            }
+        }
+    }
 }