Extracted the codes about installing 2.0

2025-03-31 18:10:26 +08:00 · 2015-12-11 21:18:51 +08:00 · 2015-12-11 21:18:51 +08:00 · 8186482a11
commit 8186482a11
parent d052442aea
8 changed files with 643 additions and 0 deletions
--- a/HMCL/src/main/java/org/jackhuang/hellominecraft/launcher/launch/IMinecraftAssetService.java
+++ b/HMCL/src/main/java/org/jackhuang/hellominecraft/launcher/launch/IMinecraftAssetService.java
@ -0,0 +1,51 @@
+/*
+ * Hello Minecraft! Launcher.
+ * Copyright (C) 2013  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.hellominecraft.launcher.launch;
+
+import java.io.File;
+import java.io.IOException;
+import org.jackhuang.hellominecraft.launcher.settings.Profile;
+import org.jackhuang.hellominecraft.tasks.Task;
+
+/**
+ *
+ * @author huangyuhui
+ */
+public abstract class IMinecraftAssetService extends IMinecraftService {
+    
+    public IMinecraftAssetService(Profile profile) {
+        super(profile);
+    }
+    
+    public abstract Task downloadAssets(String mcVersion);
+
+    public abstract File getAssets();
+
+    /**
+     * Redownload the Asset index json of the given version.
+     *
+     * @param a the given version name
+     *
+     * @return Is the action successful?
+     */
+    public abstract boolean refreshAssetsIndex(String a);
+    
+    public abstract boolean downloadMinecraftAssetsIndex(String assetsId);
+    
+    public abstract File getAssetObject(String assetVersion, String name) throws IOException;
+}
--- a/HMCL/src/main/java/org/jackhuang/hellominecraft/launcher/launch/IMinecraftDownloadService.java
+++ b/HMCL/src/main/java/org/jackhuang/hellominecraft/launcher/launch/IMinecraftDownloadService.java
@ -0,0 +1,62 @@
+/*
+ * Hello Minecraft! Launcher.
+ * Copyright (C) 2013  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.hellominecraft.launcher.launch;
+
+import java.util.List;
+import org.jackhuang.hellominecraft.launcher.settings.Profile;
+import org.jackhuang.hellominecraft.launcher.version.MinecraftVersion;
+import org.jackhuang.hellominecraft.version.MinecraftRemoteVersion;
+import rx.Observable;
+
+/**
+ *
+ * @author huangyuhui
+ */
+public abstract class IMinecraftDownloadService extends IMinecraftService {
+
+    public IMinecraftDownloadService(Profile profile) {
+        super(profile);
+    }
+
+    public abstract MinecraftVersion downloadMinecraft(String id);
+
+    public abstract boolean downloadMinecraftJar(String id);
+
+    public abstract boolean downloadMinecraftVersionJson(String id);
+    
+    
+
+    /**
+     * Get the libraries that need to download.
+     *
+     * @return the library collection
+     */
+    public abstract List<GameLauncher.DownloadLibraryJob> getDownloadLibraries();
+
+    /**
+     * Install a new version to this profile.
+     *
+     * @param version the new version name
+     *
+     * @return Is the action successful?
+     */
+    public abstract boolean install(String version);
+    
+    public abstract Observable<MinecraftRemoteVersion> getRemoteVersions();
+    
+}
--- a/HMCL/src/main/java/org/jackhuang/hellominecraft/launcher/launch/IMinecraftService.java
+++ b/HMCL/src/main/java/org/jackhuang/hellominecraft/launcher/launch/IMinecraftService.java
@ -0,0 +1,33 @@
+/*
+ * Hello Minecraft! Launcher.
+ * Copyright (C) 2013  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.hellominecraft.launcher.launch;
+
+import org.jackhuang.hellominecraft.launcher.settings.Profile;
+
+/**
+ *
+ * @author huangyuhui
+ */
+public abstract class IMinecraftService {
+    public Profile profile;
+
+    public IMinecraftService(Profile profile) {
+        this.profile = profile;
+    }
+    
+}
--- a/HMCL/src/main/java/org/jackhuang/hellominecraft/launcher/utils/installers/InstallerType.java
+++ b/HMCL/src/main/java/org/jackhuang/hellominecraft/launcher/utils/installers/InstallerType.java
@ -0,0 +1,37 @@
+/*
+ * Hello Minecraft! Launcher.
+ * Copyright (C) 2013  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.hellominecraft.launcher.utils.installers;
+
+/**
+ *
+ * @author huangyuhui
+ */
+public enum InstallerType {
+    Forge("forge"), Optifine("optifine"), LiteLoader("liteloader");
+    
+    public final String id;
+
+    private InstallerType(String id) {
+        this.id = id;
+    }
+    
+    
+    public String getLocalizedName() {
+        return this.name();
+    }
+}
--- a/HMCL/src/main/java/org/jackhuang/hellominecraft/launcher/version/MinecraftDownloadService.java
+++ b/HMCL/src/main/java/org/jackhuang/hellominecraft/launcher/version/MinecraftDownloadService.java
@ -0,0 +1,163 @@
+/*
+ * Hello Minecraft! Launcher.
+ * Copyright (C) 2013  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.hellominecraft.launcher.version;
+
+import org.jackhuang.hellominecraft.launcher.launch.IMinecraftDownloadService;
+import com.google.gson.JsonSyntaxException;
+import java.io.File;
+import java.util.ArrayList;
+import java.util.List;
+import org.jackhuang.hellominecraft.C;
+import org.jackhuang.hellominecraft.HMCLog;
+import org.jackhuang.hellominecraft.launcher.launch.GameLauncher;
+import org.jackhuang.hellominecraft.launcher.settings.Profile;
+import org.jackhuang.hellominecraft.tasks.TaskWindow;
+import org.jackhuang.hellominecraft.tasks.download.FileDownloadTask;
+import org.jackhuang.hellominecraft.utils.NetUtils;
+import org.jackhuang.hellominecraft.utils.system.FileUtils;
+import org.jackhuang.hellominecraft.utils.system.IOUtils;
+import org.jackhuang.hellominecraft.version.MinecraftRemoteVersion;
+import org.jackhuang.hellominecraft.version.MinecraftRemoteVersions;
+import rx.Observable;
+
+/**
+ *
+ * @author huangyuhui
+ */
+public class MinecraftDownloadService extends IMinecraftDownloadService {
+    MinecraftVersionManager mgr;
+
+    public MinecraftDownloadService(Profile p, MinecraftVersionManager mgr) {
+        super(p);
+        this.mgr = mgr;
+    }
+
+    @Override
+    public List<GameLauncher.DownloadLibraryJob> getDownloadLibraries() {
+        ArrayList<GameLauncher.DownloadLibraryJob> downloadLibraries = new ArrayList<>();
+        if (profile.getSelectedMinecraftVersion() == null)
+            return downloadLibraries;
+        MinecraftVersion v = profile.getSelectedMinecraftVersion().resolve(mgr);
+        if (v.libraries != null)
+            for (IMinecraftLibrary l : v.libraries) {
+                l.init();
+                if (l.allow()) {
+                    File ff = l.getFilePath(profile.getCanonicalGameDirFile());
+                    if (!ff.exists()) {
+                        String libURL = profile.getDownloadType().getProvider().getLibraryDownloadURL() + "/";
+                        libURL = profile.getDownloadType().getProvider().getParsedLibraryDownloadURL(l.getDownloadURL(libURL, profile.getDownloadType()));
+                        if (libURL != null)
+                            downloadLibraries.add(new GameLauncher.DownloadLibraryJob(l.name, libURL, ff));
+                    }
+                }
+            }
+        return downloadLibraries;
+    }
+
+    @Override
+    public boolean install(String id) {
+        MinecraftVersion v = downloadMinecraft(id);
+        if (v != null) {
+            mgr.versions.put(v.id, v);
+            return true;
+        }
+        return false;
+    }
+
+    @Override
+    public MinecraftVersion downloadMinecraft(String id) {
+        String vurl = profile.getDownloadType().getProvider().getVersionsDownloadURL() + id + "/";
+        File vpath = new File(profile.getCanonicalGameDirFile(), "versions/" + id);
+        File mvt = new File(vpath, id + ".json");
+        File mvj = new File(vpath, id + ".jar");
+        vpath.mkdirs();
+        mvt.delete();
+        mvj.delete();
+
+        if (TaskWindow.getInstance()
+            .addTask(new FileDownloadTask(vurl + id + ".json", IOUtils.tryGetCanonicalFile(mvt)).setTag(id + ".json"))
+            .addTask(new FileDownloadTask(vurl + id + ".jar", IOUtils.tryGetCanonicalFile(mvj)).setTag(id + ".jar"))
+            .start())
+            try {
+                return C.gson.fromJson(FileUtils.readFileToStringQuietly(mvt), MinecraftVersion.class);
+            } catch (JsonSyntaxException ex) {
+                HMCLog.err("Failed to parse minecraft version json.", ex);
+            }
+        else
+            FileUtils.deleteDirectoryQuietly(vpath);
+        return null;
+    }
+
+    @Override
+    public boolean downloadMinecraftJar(String id) {
+        String vurl = profile.getDownloadType().getProvider().getVersionsDownloadURL() + id + "/";
+        File vpath = new File(profile.getCanonicalGameDirFile(), "versions/" + id);
+        File mvv = new File(vpath, id + ".jar"), moved = null;
+        if (mvv.exists()) {
+            moved = new File(vpath, id + "-renamed.jar");
+            mvv.renameTo(moved);
+        }
+        File mvt = new File(vpath, id + ".jar");
+        vpath.mkdirs();
+        if (TaskWindow.getInstance()
+            .addTask(new FileDownloadTask(vurl + id + ".jar", IOUtils.tryGetCanonicalFile(mvt)).setTag(id + ".jar"))
+            .start()) {
+            if (moved != null)
+                moved.delete();
+            return true;
+        } else {
+            mvt.delete();
+            if (moved != null)
+                moved.renameTo(mvt);
+            return false;
+        }
+    }
+
+    @Override
+    public boolean downloadMinecraftVersionJson(String id) {
+        String vurl = profile.getDownloadType().getProvider().getVersionsDownloadURL() + id + "/";
+        File vpath = new File(profile.getCanonicalGameDirFile(), "versions/" + id);
+        File mvv = new File(vpath, id + ".json"), moved = null;
+        if (mvv.exists()) {
+            moved = new File(vpath, id + "-renamed.json");
+            mvv.renameTo(moved);
+        }
+        File mvt = new File(vpath, id + ".json");
+        vpath.mkdirs();
+        if (TaskWindow.getInstance()
+            .addTask(new FileDownloadTask(vurl + id + ".json", IOUtils.tryGetCanonicalFile(mvt)).setTag(id + ".json"))
+            .start()) {
+            if (moved != null)
+                moved.delete();
+            return true;
+        } else {
+            mvt.delete();
+            if (moved != null)
+                moved.renameTo(mvt);
+            return false;
+        }
+    }
+
+    @Override
+    public Observable<MinecraftRemoteVersion> getRemoteVersions() {
+        return NetUtils.getRx(profile.getDownloadType().getProvider().getVersionsListDownloadURL())
+            .map(r -> C.gson.fromJson(r, MinecraftRemoteVersions.class))
+            .filter(r -> r != null && r.versions != null)
+            .flatMap(r -> Observable.from(r.versions));
+    }
+}
--- a/HMCL/src/main/java/org/jackhuang/hellominecraft/launcher/views/InstallerPanel.form
+++ b/HMCL/src/main/java/org/jackhuang/hellominecraft/launcher/views/InstallerPanel.form
@ -0,0 +1,85 @@
+<?xml version="1.0" encoding="UTF-8" ?>
+
+<Form version="1.6" maxVersion="1.9" type="org.netbeans.modules.form.forminfo.JPanelFormInfo">
+  <AuxValues>
+    <AuxValue name="FormSettings_autoResourcing" type="java.lang.Integer" value="0"/>
+    <AuxValue name="FormSettings_autoSetComponentName" type="java.lang.Boolean" value="false"/>
+    <AuxValue name="FormSettings_generateFQN" type="java.lang.Boolean" value="true"/>
+    <AuxValue name="FormSettings_generateMnemonicsCode" type="java.lang.Boolean" value="false"/>
+    <AuxValue name="FormSettings_i18nAutoMode" type="java.lang.Boolean" value="false"/>
+    <AuxValue name="FormSettings_layoutCodeTarget" type="java.lang.Integer" value="1"/>
+    <AuxValue name="FormSettings_listenerGenerationStyle" type="java.lang.Integer" value="0"/>
+    <AuxValue name="FormSettings_variablesLocal" type="java.lang.Boolean" value="false"/>
+    <AuxValue name="FormSettings_variablesModifier" type="java.lang.Integer" value="2"/>
+  </AuxValues>
+
+  <Layout>
+    <DimensionLayout dim="0">
+      <Group type="103" groupAlignment="0" attributes="0">
+          <Group type="102" alignment="0" attributes="0">
+              <Component id="jScrollPane12" pref="292" max="32767" attributes="0"/>
+              <EmptySpace max="-2" attributes="0"/>
+              <Group type="103" groupAlignment="0" attributes="0">
+                  <Component id="btnInstall" alignment="1" min="-2" max="-2" attributes="0"/>
+                  <Component id="btnRefresh" alignment="1" min="-2" max="-2" attributes="0"/>
+              </Group>
+          </Group>
+      </Group>
+    </DimensionLayout>
+    <DimensionLayout dim="1">
+      <Group type="103" groupAlignment="0" attributes="0">
+          <Component id="jScrollPane12" pref="308" max="32767" attributes="0"/>
+          <Group type="102" attributes="0">
+              <Component id="btnInstall" min="-2" max="-2" attributes="0"/>
+              <EmptySpace max="-2" attributes="0"/>
+              <Component id="btnRefresh" min="-2" max="-2" attributes="0"/>
+              <EmptySpace min="0" pref="0" max="32767" attributes="0"/>
+          </Group>
+      </Group>
+    </DimensionLayout>
+  </Layout>
+  <SubComponents>
+    <Component class="javax.swing.JButton" name="btnInstall">
+      <Properties>
+        <Property name="text" type="java.lang.String" editor="org.netbeans.modules.i18n.form.FormI18nStringEditor">
+          <ResourceString bundle="org/jackhuang/hellominecraft/launcher/I18N.properties" key="ui.button.install" replaceFormat="java.util.ResourceBundle.getBundle(&quot;{bundleNameSlashes}&quot;).getString(&quot;{key}&quot;)"/>
+        </Property>
+      </Properties>
+      <Events>
+        <EventHandler event="actionPerformed" listener="java.awt.event.ActionListener" parameters="java.awt.event.ActionEvent" handler="btnInstallActionPerformed"/>
+      </Events>
+    </Component>
+    <Container class="javax.swing.JScrollPane" name="jScrollPane12">
+      <AuxValues>
+        <AuxValue name="autoScrollPane" type="java.lang.Boolean" value="true"/>
+      </AuxValues>
+
+      <Layout class="org.netbeans.modules.form.compat2.layouts.support.JScrollPaneSupportLayout"/>
+      <SubComponents>
+        <Component class="javax.swing.JTable" name="lstInstallers">
+          <Properties>
+            <Property name="model" type="javax.swing.table.TableModel" editor="org.netbeans.modules.form.RADConnectionPropertyEditor">
+              <Connection code="SwingUtils.makeDefaultTableModel(new String[]{C.I18N.getString(&quot;install.version&quot;), C.I18N.getString(&quot;install.mcversion&quot;)},&#xa;                new Class[]{String.class, String.class}, new boolean[]{false, false})" type="code"/>
+            </Property>
+            <Property name="selectionModel" type="javax.swing.ListSelectionModel" editor="org.netbeans.modules.form.editors2.JTableSelectionModelEditor">
+              <JTableSelectionModel selectionMode="0"/>
+            </Property>
+            <Property name="tableHeader" type="javax.swing.table.JTableHeader" editor="org.netbeans.modules.form.editors2.JTableHeaderEditor">
+              <TableHeader reorderingAllowed="true" resizingAllowed="true"/>
+            </Property>
+          </Properties>
+        </Component>
+      </SubComponents>
+    </Container>
+    <Component class="javax.swing.JButton" name="btnRefresh">
+      <Properties>
+        <Property name="text" type="java.lang.String" editor="org.netbeans.modules.i18n.form.FormI18nStringEditor">
+          <ResourceString bundle="org/jackhuang/hellominecraft/launcher/I18N.properties" key="ui.button.refresh" replaceFormat="java.util.ResourceBundle.getBundle(&quot;{bundleNameSlashes}&quot;).getString(&quot;{key}&quot;)"/>
+        </Property>
+      </Properties>
+      <Events>
+        <EventHandler event="actionPerformed" listener="java.awt.event.ActionListener" parameters="java.awt.event.ActionEvent" handler="btnRefreshActionPerformed"/>
+      </Events>
+    </Component>
+  </SubComponents>
+</Form>
--- a/HMCL/src/main/java/org/jackhuang/hellominecraft/launcher/views/InstallerPanel.java
+++ b/HMCL/src/main/java/org/jackhuang/hellominecraft/launcher/views/InstallerPanel.java
@ -0,0 +1,168 @@
+/*
+ * Hello Minecraft! Launcher.
+ * Copyright (C) 2013  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.hellominecraft.launcher.views;
+
+import java.util.List;
+import javax.swing.JTable;
+import javax.swing.table.DefaultTableModel;
+import org.jackhuang.hellominecraft.C;
+import org.jackhuang.hellominecraft.launcher.settings.Settings;
+import org.jackhuang.hellominecraft.launcher.utils.installers.InstallerType;
+import org.jackhuang.hellominecraft.launcher.utils.installers.InstallerVersionList;
+import org.jackhuang.hellominecraft.tasks.TaskRunnable;
+import org.jackhuang.hellominecraft.tasks.TaskRunnableArg1;
+import org.jackhuang.hellominecraft.tasks.TaskWindow;
+import org.jackhuang.hellominecraft.tasks.communication.DefaultPreviousResult;
+import org.jackhuang.hellominecraft.utils.MessageBox;
+import org.jackhuang.hellominecraft.utils.StrUtils;
+import org.jackhuang.hellominecraft.utils.SwingUtils;
+
+/**
+ *
+ * @author huangyuhui
+ */
+public class InstallerPanel extends javax.swing.JPanel {
+
+    GameSettingsPanel gsp;
+
+    /**
+     * Creates new form InstallerPanel
+     *
+     * @param gsp           To get the minecraft version
+     * @param installerType load which installer
+     */
+    public InstallerPanel(GameSettingsPanel gsp, InstallerType installerType) {
+        initComponents();
+
+        this.gsp = gsp;
+        id = installerType;
+        list = Settings.getInstance().getDownloadSource().getProvider().getInstallerByType(id);
+        ((DefaultTableModel) lstInstallers.getModel()).addRow(new Object[] {"hehe", "hehe"});
+    }
+
+    /**
+     * This method is called from within the constructor to
+     * initialize the form.
+     * WARNING: Do NOT modify this code. The content of this method is
+     * always regenerated by the Form Editor.
+     */
+    @SuppressWarnings("unchecked")
+    // <editor-fold defaultstate="collapsed" desc="Generated Code">//GEN-BEGIN:initComponents
+    private void initComponents() {
+
+        btnInstall = new javax.swing.JButton();
+        jScrollPane12 = new javax.swing.JScrollPane();
+        lstInstallers = new javax.swing.JTable();
+        btnRefresh = new javax.swing.JButton();
+
+        java.util.ResourceBundle bundle = java.util.ResourceBundle.getBundle("org/jackhuang/hellominecraft/launcher/I18N"); // NOI18N
+        btnInstall.setText(bundle.getString("ui.button.install")); // NOI18N
+        btnInstall.addActionListener(new java.awt.event.ActionListener() {
+            public void actionPerformed(java.awt.event.ActionEvent evt) {
+                btnInstallActionPerformed(evt);
+            }
+        });
+
+        lstInstallers.setModel(SwingUtils.makeDefaultTableModel(new String[]{C.I18N.getString("install.version"), C.I18N.getString("install.mcversion")},
+            new Class[]{String.class, String.class}, new boolean[]{false, false}));
+    lstInstallers.setSelectionMode(javax.swing.ListSelectionModel.SINGLE_SELECTION);
+    jScrollPane12.setViewportView(lstInstallers);
+
+    btnRefresh.setText(bundle.getString("ui.button.refresh")); // NOI18N
+    btnRefresh.addActionListener(new java.awt.event.ActionListener() {
+        public void actionPerformed(java.awt.event.ActionEvent evt) {
+            btnRefreshActionPerformed(evt);
+        }
+    });
+
+    javax.swing.GroupLayout layout = new javax.swing.GroupLayout(this);
+    this.setLayout(layout);
+    layout.setHorizontalGroup(
+        layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
+        .addGroup(layout.createSequentialGroup()
+            .addComponent(jScrollPane12, javax.swing.GroupLayout.DEFAULT_SIZE, 292, Short.MAX_VALUE)
+            .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
+            .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
+                .addComponent(btnInstall, javax.swing.GroupLayout.Alignment.TRAILING)
+                .addComponent(btnRefresh, javax.swing.GroupLayout.Alignment.TRAILING)))
+    );
+    layout.setVerticalGroup(
+        layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
+        .addComponent(jScrollPane12, javax.swing.GroupLayout.DEFAULT_SIZE, 308, Short.MAX_VALUE)
+        .addGroup(layout.createSequentialGroup()
+            .addComponent(btnInstall)
+            .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
+            .addComponent(btnRefresh)
+            .addGap(0, 0, Short.MAX_VALUE))
+    );
+    }// </editor-fold>//GEN-END:initComponents
+
+    private void btnInstallActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_btnInstallActionPerformed
+        downloadSelectedRow();
+    }//GEN-LAST:event_btnInstallActionPerformed
+
+    private void btnRefreshActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_btnRefreshActionPerformed
+        refreshVersions();
+    }//GEN-LAST:event_btnRefreshActionPerformed
+
+    List<InstallerVersionList.InstallerVersion> versions;
+    InstallerVersionList list;
+    InstallerType id;
+
+    void refreshVersions() {
+        if (TaskWindow.getInstance().addTask(new TaskRunnableArg1<>(C.i18n("install." + id.id + ".get_list"), list)
+            .registerPreviousResult(new DefaultPreviousResult<>(new String[] {gsp.getMinecraftVersionFormatted()})))
+            .start())
+            loadVersions();
+    }
+
+    public InstallerVersionList.InstallerVersion getVersion(int idx) {
+        return versions.get(idx);
+    }
+
+    void downloadSelectedRow() {
+        int idx = lstInstallers.getSelectedRow();
+        if (idx < 0 || idx >= versions.size()) {
+            MessageBox.Show(C.i18n("install.not_refreshed"));
+            return;
+        }
+        gsp.getProfile().getInstallerService().download(getVersion(idx), id).after(new TaskRunnable(this::refreshVersions)).run();
+    }
+
+    public void loadVersions() {
+        versions = loadVersions(list, lstInstallers);
+    }
+
+    private List<InstallerVersionList.InstallerVersion> loadVersions(InstallerVersionList list, JTable table) {
+        DefaultTableModel model = (DefaultTableModel) table.getModel();
+        String mcver = StrUtils.formatVersion(gsp.getMinecraftVersionFormatted());
+        List<InstallerVersionList.InstallerVersion> ver = list.getVersions(mcver);
+        SwingUtils.clearDefaultTable(table);
+        if (ver != null)
+            for (InstallerVersionList.InstallerVersion v : ver)
+                model.addRow(new Object[] {v.selfVersion == null ? "null" : v.selfVersion, v.mcVersion == null ? "null" : v.mcVersion});
+        return ver;
+    }
+
+    // Variables declaration - do not modify//GEN-BEGIN:variables
+    private javax.swing.JButton btnInstall;
+    private javax.swing.JButton btnRefresh;
+    private javax.swing.JScrollPane jScrollPane12;
+    private javax.swing.JTable lstInstallers;
+    // End of variables declaration//GEN-END:variables
+}
--- a/HMCLAPI/src/main/java/org/jackhuang/hellominecraft/tasks/TaskObservable.java
+++ b/HMCLAPI/src/main/java/org/jackhuang/hellominecraft/tasks/TaskObservable.java
@ -0,0 +1,44 @@
+/*
+ * Hello Minecraft! Launcher.
+ * Copyright (C) 2013  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.hellominecraft.tasks;
+
+import rx.Observable;
+
+/**
+ *
+ * @author huangyuhui
+ */
+public class TaskObservable<T> extends TaskInfo {
+
+    private final Observable<T> r;
+
+    public TaskObservable(String info, Observable<T> r) {
+        super(info);
+        this.r = r;
+    }
+
+    public TaskObservable(Observable<T> r) {
+        this("TaskObservable", r);
+    }
+
+    @Override
+    public void executeTask() {
+        r.subscribe(t->{});
+    }
+
+}