diff --git a/.idea/caches/build_file_checksums.ser b/.idea/caches/build_file_checksums.ser
index db349d8c..259a89dc 100644
Binary files a/.idea/caches/build_file_checksums.ser and b/.idea/caches/build_file_checksums.ser differ
diff --git a/app/build.gradle b/app/build.gradle
index 0d7b5a16..41d8fa47 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -8,8 +8,8 @@ android {
         applicationId "org.autojs.autojs"
         minSdkVersion 17
         targetSdkVersion 23
-        versionCode 416
-        versionName "4.0.2 Alpha11"
+        versionCode 420
+        versionName "4.0.3 Alpha"
         testInstrumentationRunner "android.support.test.runner.AndroidJUnitRunner"
         multiDexEnabled true
         ndk {
diff --git a/app/src/main/java/org/autojs/autojs/autojs/build/AutoJsApkBuilder.java b/app/src/main/java/org/autojs/autojs/autojs/build/AutoJsApkBuilder.java
index d541f1f5..7c0b8dd3 100644
--- a/app/src/main/java/org/autojs/autojs/autojs/build/AutoJsApkBuilder.java
+++ b/app/src/main/java/org/autojs/autojs/autojs/build/AutoJsApkBuilder.java
@@ -1,23 +1,23 @@
 package org.autojs.autojs.autojs.build;
 
 import android.graphics.Bitmap;
-import android.text.TextUtils;
+import android.graphics.BitmapFactory;
 
 import com.stardust.app.GlobalAppContext;
 import com.stardust.autojs.apkbuilder.ApkBuilder;
 import com.stardust.autojs.apkbuilder.ManifestEditor;
 import com.stardust.autojs.apkbuilder.util.StreamUtils;
+import com.stardust.autojs.project.BuildInfo;
 import com.stardust.autojs.project.ProjectConfig;
 import com.stardust.pio.PFiles;
 
-import org.autojs.autojs.App;
-
 import java.io.File;
 import java.io.FileInputStream;
 import java.io.FileNotFoundException;
 import java.io.FileOutputStream;
 import java.io.IOException;
 import java.io.InputStream;
+import java.util.ArrayList;
 import java.util.concurrent.Callable;
 
 /**
@@ -42,10 +42,27 @@ public class AutoJsApkBuilder extends ApkBuilder {
         String appName;
         String versionName;
         int versionCode;
-        String jsPath;
+        String sourcePath;
         String packageName;
+        ArrayList<File> ignoredDirs = new ArrayList<>();
         Callable<Bitmap> icon;
 
+        public static AppConfig fromProjectConfig(String projectDir, ProjectConfig projectConfig) {
+            return new AppConfig()
+                    .setAppName(projectConfig.getName())
+                    .ignoreDir(new File(projectDir, projectConfig.getBuildDir()))
+                    .setVersionCode(projectConfig.getVersionCode())
+                    .setVersionName(projectConfig.getVersionName())
+                    .setIcon(projectConfig.getIcon())
+                    .setSourcePath(projectDir);
+        }
+
+
+        public AppConfig ignoreDir(File dir) {
+            ignoredDirs.add(dir);
+            return this;
+        }
+
         public AppConfig setAppName(String appName) {
             this.appName = appName;
             return this;
@@ -61,8 +78,8 @@ public class AutoJsApkBuilder extends ApkBuilder {
             return this;
         }
 
-        public AppConfig setJsPath(String jsPath) {
-            this.jsPath = jsPath;
+        public AppConfig setSourcePath(String sourcePath) {
+            this.sourcePath = sourcePath;
             return this;
         }
 
@@ -76,6 +93,31 @@ public class AutoJsApkBuilder extends ApkBuilder {
             this.icon = icon;
             return this;
         }
+
+        public AppConfig setIcon(String iconPath) {
+            this.icon = () -> BitmapFactory.decodeFile(iconPath);
+            return this;
+        }
+
+        public String getAppName() {
+            return appName;
+        }
+
+        public String getVersionName() {
+            return versionName;
+        }
+
+        public int getVersionCode() {
+            return versionCode;
+        }
+
+        public String getSourcePath() {
+            return sourcePath;
+        }
+
+        public String getPackageName() {
+            return packageName;
+        }
     }
 
     private ProgressCallback mProgressCallback;
@@ -86,6 +128,7 @@ public class AutoJsApkBuilder extends ApkBuilder {
     public AutoJsApkBuilder(InputStream apkInputStream, File outApkFile, String workspacePath) {
         super(apkInputStream, outApkFile, workspacePath);
         mWorkspacePath = workspacePath;
+        PFiles.ensureDir(outApkFile.getPath());
     }
 
     public AutoJsApkBuilder(File inFile, File outFile, String workspacePath) throws FileNotFoundException {
@@ -124,7 +167,9 @@ public class AutoJsApkBuilder extends ApkBuilder {
                 StreamUtils.write(new FileInputStream(child),
                         new FileOutputStream(new File(toDir, child.getName())));
             } else {
-                copyDir(PFiles.join(relativePath, child.getName() + "/"), child.getPath());
+                if (!mAppConfig.ignoredDirs.contains(child)) {
+                    copyDir(PFiles.join(relativePath, child.getName() + "/"), child.getPath());
+                }
             }
         }
     }
@@ -144,26 +189,19 @@ public class AutoJsApkBuilder extends ApkBuilder {
                 .setPackageName(config.packageName);
         setArscPackageName(config.packageName);
         updateProjectConfig(config);
-        setScriptFile(config.jsPath);
+        setScriptFile(config.sourcePath);
         return this;
     }
 
     private void updateProjectConfig(AppConfig config) {
-        if (!PFiles.isDir(config.jsPath)) {
+        if (!PFiles.isDir(config.sourcePath)) {
             return;
         }
-        ProjectConfig projectConfig = ProjectConfig.fromProjectDir(config.jsPath);
-        if (projectConfig == null)
-            projectConfig = new ProjectConfig();
-        projectConfig.setName(config.appName)
-                .setPackageName(config.packageName)
-                .setVersionCode(config.versionCode)
-                .setVersionName(config.versionName);
-        if (TextUtils.isEmpty(projectConfig.getMainScriptFile())) {
-            projectConfig.setMainScriptFile("main.js");
-        }
-        updateProjectConfigAssets(projectConfig, config.jsPath, config.jsPath);
-        PFiles.write(ProjectConfig.configFileOfDir(config.jsPath), projectConfig.toJson());
+        ProjectConfig projectConfig = ProjectConfig.fromProjectDir(config.sourcePath);
+        long buildNumber = projectConfig.getBuildInfo().getBuildNumber();
+        projectConfig.setBuildInfo(BuildInfo.generate(buildNumber + 1));
+        //updateProjectConfigAssets(projectConfig, config.sourcePath, config.sourcePath);
+        PFiles.write(ProjectConfig.configFileOfDir(config.sourcePath), projectConfig.toJson());
     }
 
     private void updateProjectConfigAssets(ProjectConfig config, String projectDir, String dir) {
@@ -189,8 +227,11 @@ public class AutoJsApkBuilder extends ApkBuilder {
         mManifestEditor.commit();
         if (mAppConfig.icon != null) {
             try {
-                mAppConfig.icon.call().compress(Bitmap.CompressFormat.PNG, 100,
-                        new FileOutputStream(new File(mWorkspacePath, "res/mipmap/ic_launcher.png")));
+                Bitmap bitmap = mAppConfig.icon.call();
+                if (bitmap != null) {
+                    bitmap.compress(Bitmap.CompressFormat.PNG, 100,
+                            new FileOutputStream(new File(mWorkspacePath, "res/mipmap/ic_launcher.png")));
+                }
             } catch (Exception e) {
                 throw new RuntimeException(e);
             }
@@ -203,6 +244,7 @@ public class AutoJsApkBuilder extends ApkBuilder {
         if (mProgressCallback != null) {
             GlobalAppContext.post(() -> mProgressCallback.onSign(AutoJsApkBuilder.this));
         }
+
         return (AutoJsApkBuilder) super.sign();
     }
 
diff --git a/app/src/main/java/org/autojs/autojs/external/ScriptExecutionIntentService.java b/app/src/main/java/org/autojs/autojs/external/ScriptExecutionIntentService.java
index a8050ce0..db4fcef5 100644
--- a/app/src/main/java/org/autojs/autojs/external/ScriptExecutionIntentService.java
+++ b/app/src/main/java/org/autojs/autojs/external/ScriptExecutionIntentService.java
@@ -18,6 +18,10 @@ public class ScriptExecutionIntentService extends IntentService {
     protected void onHandleIntent(@Nullable Intent intent) {
         if (intent == null)
             return;
-        ScriptIntents.handleIntent(this, intent);
+        try {
+            ScriptIntents.handleIntent(this, intent);
+        }catch (Exception e){
+            e.printStackTrace();
+        }
     }
 }
diff --git a/app/src/main/java/org/autojs/autojs/external/boot/BootCompleteReceiver.java b/app/src/main/java/org/autojs/autojs/external/boot/BootCompleteReceiver.java
index 9ccf6a44..4e6be901 100644
--- a/app/src/main/java/org/autojs/autojs/external/boot/BootCompleteReceiver.java
+++ b/app/src/main/java/org/autojs/autojs/external/boot/BootCompleteReceiver.java
@@ -5,6 +5,7 @@ import android.content.BroadcastReceiver;
 import android.content.Context;
 import android.content.Intent;
 import android.util.Log;
+import android.widget.Toast;
 
 import com.stardust.autojs.execution.ExecutionConfig;
 
@@ -37,6 +38,11 @@ public class BootCompleteReceiver extends BroadcastReceiver {
         ExecutionConfig config = new ExecutionConfig();
         config.setArgument("intent", intent.clone());
         config.executePath(file.getParent());
-        AutoJs.getInstance().getScriptEngineService().execute(file.toSource(), config);
+        try {
+            AutoJs.getInstance().getScriptEngineService().execute(file.toSource(), config);
+        } catch (Exception e) {
+            e.printStackTrace();
+            Toast.makeText(context, e.getMessage(), Toast.LENGTH_LONG).show();
+        }
     }
 }
diff --git a/app/src/main/java/org/autojs/autojs/external/tasker/TaskPrefEditActivity.java b/app/src/main/java/org/autojs/autojs/external/tasker/TaskPrefEditActivity.java
index d8d93948..80426dc6 100644
--- a/app/src/main/java/org/autojs/autojs/external/tasker/TaskPrefEditActivity.java
+++ b/app/src/main/java/org/autojs/autojs/external/tasker/TaskPrefEditActivity.java
@@ -19,7 +19,7 @@ import org.autojs.autojs.external.ScriptIntents;
 import org.autojs.autojs.model.explorer.ExplorerDirPage;
 import org.autojs.autojs.model.explorer.Explorers;
 import org.autojs.autojs.ui.BaseActivity;
-import org.autojs.autojs.ui.main.scripts.ExplorerView;
+import org.autojs.autojs.ui.explorer.ExplorerView;
 
 import static org.autojs.autojs.ui.edit.EditorView.EXTRA_CONTENT;
 
diff --git a/app/src/main/java/org/autojs/autojs/external/widget/ScriptWidgetSettingsActivity.java b/app/src/main/java/org/autojs/autojs/external/widget/ScriptWidgetSettingsActivity.java
index 40c05ac2..bd6276cb 100644
--- a/app/src/main/java/org/autojs/autojs/external/widget/ScriptWidgetSettingsActivity.java
+++ b/app/src/main/java/org/autojs/autojs/external/widget/ScriptWidgetSettingsActivity.java
@@ -16,7 +16,7 @@ import org.autojs.autojs.model.explorer.ExplorerDirPage;
 import org.autojs.autojs.model.explorer.ExplorerFileProvider;
 import org.autojs.autojs.model.script.Scripts;
 import org.autojs.autojs.ui.BaseActivity;
-import org.autojs.autojs.ui.main.scripts.ExplorerView;
+import org.autojs.autojs.ui.explorer.ExplorerView;
 
 /**
  * Created by Stardust on 2017/7/11.
diff --git a/app/src/main/java/org/autojs/autojs/model/explorer/ExplorerDirPage.java b/app/src/main/java/org/autojs/autojs/model/explorer/ExplorerDirPage.java
index 0c2d78af..55c0e552 100644
--- a/app/src/main/java/org/autojs/autojs/model/explorer/ExplorerDirPage.java
+++ b/app/src/main/java/org/autojs/autojs/model/explorer/ExplorerDirPage.java
@@ -42,6 +42,11 @@ public class ExplorerDirPage extends ExplorerFileItem implements ExplorerPage {
         }
     }
 
+    @Override
+    public ExplorerFileItem rename(String newName) {
+        return new ExplorerDirPage(getFile().renameAndReturnNewFile(newName), getParent());
+    }
+
     protected int indexOf(ExplorerItem child){
         int i = 0;
         for(ExplorerItem item : mChildren){
diff --git a/app/src/main/java/org/autojs/autojs/model/explorer/ExplorerFileItem.java b/app/src/main/java/org/autojs/autojs/model/explorer/ExplorerFileItem.java
index 9ad49533..443fc7a7 100644
--- a/app/src/main/java/org/autojs/autojs/model/explorer/ExplorerFileItem.java
+++ b/app/src/main/java/org/autojs/autojs/model/explorer/ExplorerFileItem.java
@@ -5,10 +5,17 @@ import com.stardust.pio.PFile;
 import org.autojs.autojs.model.script.ScriptFile;
 
 import java.io.File;
+import java.util.Arrays;
+import java.util.HashSet;
+import java.util.Set;
 
 public class ExplorerFileItem implements ExplorerItem {
 
-    private final PFile mFile;
+    private static final Set<String> sEditableFileExts = new HashSet<>(Arrays.asList(
+            "js", "java", "xml", "json", "txt", "log", "ts"
+    ));
+
+    private PFile mFile;
     private final ExplorerPage mParent;
 
     public ExplorerFileItem(PFile file, ExplorerPage parent) {
@@ -60,9 +67,13 @@ public class ExplorerFileItem implements ExplorerItem {
         return mFile.canWrite();
     }
 
+    public ExplorerFileItem rename(String newName) {
+        return new ExplorerFileItem(mFile.renameAndReturnNewFile(newName), getParent());
+    }
+
     @Override
     public String getType() {
-        if(mFile.isDirectory()){
+        if (mFile.isDirectory()) {
             return "/";
         }
         return mFile.getExtension();
@@ -80,8 +91,7 @@ public class ExplorerFileItem implements ExplorerItem {
 
     @Override
     public boolean isEditable() {
-        String type = getType();
-        return !type.equals(TYPE_AUTO_FILE) && !type.equals(TYPE_APK);
+        return sEditableFileExts.contains(getType());
     }
 
     @Override
diff --git a/app/src/main/java/org/autojs/autojs/model/explorer/ExplorerProjectPage.java b/app/src/main/java/org/autojs/autojs/model/explorer/ExplorerProjectPage.java
index 7c52992b..0a56322e 100644
--- a/app/src/main/java/org/autojs/autojs/model/explorer/ExplorerProjectPage.java
+++ b/app/src/main/java/org/autojs/autojs/model/explorer/ExplorerProjectPage.java
@@ -24,6 +24,12 @@ public class ExplorerProjectPage extends ExplorerDirPage {
         mProjectConfig = projectConfig;
     }
 
+    public ProjectConfig getProjectConfig() {
+        return mProjectConfig;
+    }
 
-
+    @Override
+    public ExplorerFileItem rename(String newName) {
+        return new ExplorerProjectPage(getFile().renameAndReturnNewFile(newName), getParent(), mProjectConfig);
+    }
 }
diff --git a/app/src/main/java/org/autojs/autojs/model/script/Scripts.java b/app/src/main/java/org/autojs/autojs/model/script/Scripts.java
index af63d857..9a73962e 100644
--- a/app/src/main/java/org/autojs/autojs/model/script/Scripts.java
+++ b/app/src/main/java/org/autojs/autojs/model/script/Scripts.java
@@ -3,6 +3,7 @@ package org.autojs.autojs.model.script;
 import android.content.Intent;
 import android.net.Uri;
 import android.support.annotation.Nullable;
+import android.widget.Toast;
 
 import com.stardust.app.GlobalAppContext;
 import com.stardust.autojs.execution.ExecutionConfig;
@@ -96,15 +97,27 @@ public class Scripts {
     }
 
     public static ScriptExecution run(ScriptFile file) {
-        return AutoJs.getInstance().getScriptEngineService().execute(file.toSource(), new ExecutionConfig()
-                .executePath(file.getParent()));
+        try {
+            return AutoJs.getInstance().getScriptEngineService().execute(file.toSource(), new ExecutionConfig()
+                    .executePath(file.getParent()));
+        } catch (Exception e) {
+            e.printStackTrace();
+            Toast.makeText(GlobalAppContext.get(), e.getMessage(), Toast.LENGTH_LONG).show();
+            return null;
+        }
     }
 
 
     public static ScriptExecution run(ScriptSource source) {
-        return AutoJs.getInstance().getScriptEngineService().execute(source, new ExecutionConfig()
+        try {
+            return AutoJs.getInstance().getScriptEngineService().execute(source, new ExecutionConfig()
                 .executePath(Pref.getScriptDirPath())
                 .requirePath(Pref.getScriptDirPath()));
+        } catch (Exception e) {
+            e.printStackTrace();
+            Toast.makeText(GlobalAppContext.get(), e.getMessage(), Toast.LENGTH_LONG).show();
+            return null;
+        }
     }
 
     public static ScriptExecution runWithBroadcastSender(File file) {
diff --git a/app/src/main/java/org/autojs/autojs/ui/common/ScriptOperations.java b/app/src/main/java/org/autojs/autojs/ui/common/ScriptOperations.java
index 44427e1d..535d4bbb 100644
--- a/app/src/main/java/org/autojs/autojs/ui/common/ScriptOperations.java
+++ b/app/src/main/java/org/autojs/autojs/ui/common/ScriptOperations.java
@@ -8,8 +8,10 @@ import android.os.Looper;
 import android.support.annotation.NonNull;
 import android.support.annotation.Nullable;
 import android.support.design.widget.Snackbar;
+import android.text.Editable;
 import android.text.InputType;
 import android.view.View;
+import android.widget.CompoundButton;
 import android.widget.EditText;
 import android.widget.Toast;
 
@@ -123,9 +125,46 @@ public class ScriptOperations {
         mExplorer.notifyItemCreated(new ExplorerFileItem(scriptFile, mExplorerPage));
     }
 
-    public void newScriptFile() {
-        showFileNameInputDialog("", "js")
-                .subscribe(input -> createScriptFile(getCurrentDirectoryPath() + input + ".js", null, true));
+    public void newFile() {
+        DialogUtils.showDialog(new ThemeColorMaterialDialogBuilder(mContext).title(R.string.text_name)
+                .inputType(InputType.TYPE_CLASS_TEXT)
+                .alwaysCallInputCallback()
+                .input(getString(R.string.text_please_input_name), "", false, (dialog, input) ->
+                        validateInput(dialog, dialog.isPromptCheckBoxChecked() ? ".js" : null))
+                .checkBoxPromptRes(R.string.text_js_file, true, (buttonView, isChecked) -> {
+                })
+                .onPositive((dialog, which) -> {
+                    boolean createJs = dialog.isPromptCheckBoxChecked();
+                    assert dialog.getInputEditText() != null;
+                    if (createJs) {
+                        createScriptFile(getCurrentDirectoryPath() + dialog.getInputEditText().getText() + ".js", null, true);
+                    } else {
+                        createScriptFile(getCurrentDirectoryPath() + dialog.getInputEditText().getText(), null, false);
+                    }
+                })
+                .build());
+    }
+
+    private void validateInput(MaterialDialog dialog, String extension) {
+        EditText editText = dialog.getInputEditText();
+        if (editText == null)
+            return;
+        Editable input = editText.getText();
+        int errorResId = 0;
+        if (input == null || input.length() == 0) {
+            dialog.getActionButton(DialogAction.POSITIVE).setEnabled(false);
+            return;
+        }
+        if (new File(getCurrentDirectory(), extension == null ? input.toString() : input.toString() + extension).exists()) {
+            errorResId = R.string.text_file_exists;
+        }
+        if (errorResId == 0) {
+            editText.setError(null);
+            dialog.getActionButton(DialogAction.POSITIVE).setEnabled(true);
+        } else {
+            editText.setError(getString(errorResId));
+            dialog.getActionButton(DialogAction.POSITIVE).setEnabled(false);
+        }
     }
 
     public Observable<String> importFile(final String pathFrom) {
@@ -223,23 +262,22 @@ public class ScriptOperations {
         }
     }
 
-    public Observable<Boolean> rename(final ScriptFile file) {
-        final ScriptFile oldFile = new ScriptFile(file.getPath());
-        String originalName = file.getSimplifiedName();
-        return showNameInputDialog(originalName, new InputCallback(file.isDirectory() ? null : PFiles.getExtension(file.getName()),
+    public Observable<Boolean> rename(final ExplorerFileItem item) {
+        final ScriptFile oldFile = new ScriptFile(item.getPath());
+        String originalName = item.getName();
+        return showNameInputDialog(originalName, new InputCallback(oldFile.isDirectory() ? null : PFiles.getExtension(item.getName()),
                 originalName))
                 .map(newName -> {
-                    PFile newFile = file.renameAndReturnNewFile(newName);
-                    if (newFile != null) {
-                        notifyFileChanged(mCurrentDirectory, oldFile, newFile);
+                    ExplorerFileItem newItem = item.rename(newName);
+                    if (newItem != null) {
+                        notifyFileChanged(mCurrentDirectory, item, newItem);
                     }
-                    return newFile != null;
+                    return newItem != null;
                 });
     }
 
-    private void notifyFileChanged(ScriptFile directory, ScriptFile oldFile, PFile newFile) {
-        mExplorer.notifyItemChanged(new ExplorerFileItem(oldFile, mExplorerPage),
-                new ExplorerFileItem(newFile, mExplorerPage));
+    private void notifyFileChanged(ScriptFile directory, ExplorerFileItem oldItem, ExplorerFileItem newItem) {
+        mExplorer.notifyItemChanged(oldItem, newItem);
     }
 
     public void createShortcut(ScriptFile file) {
@@ -353,22 +391,12 @@ public class ScriptOperations {
             EditText editText = dialog.getInputEditText();
             if (editText == null)
                 return;
-            int errorResId = 0;
-            if (input == null || input.length() == 0) {
-                errorResId = R.string.text_name_should_not_be_empty;
-            } else if (!input.equals(mExcluded)) {
-                if (new File(getCurrentDirectory(), mExtension == null ? input.toString() : input.toString() + mExtension).exists()) {
-                    errorResId = R.string.text_file_exists;
-                }
-            }
-            if (errorResId == 0) {
+            if (mExcluded != null && input.equals(mExcluded)) {
                 editText.setError(null);
                 dialog.getActionButton(DialogAction.POSITIVE).setEnabled(true);
-            } else {
-                editText.setError(getString(errorResId));
-                dialog.getActionButton(DialogAction.POSITIVE).setEnabled(false);
+                return;
             }
-
+            validateInput(dialog, mExtension);
         }
     }
 
diff --git a/app/src/main/java/org/autojs/autojs/ui/edit/EditorMenu.java b/app/src/main/java/org/autojs/autojs/ui/edit/EditorMenu.java
index 15fededd..2c4eda6b 100644
--- a/app/src/main/java/org/autojs/autojs/ui/edit/EditorMenu.java
+++ b/app/src/main/java/org/autojs/autojs/ui/edit/EditorMenu.java
@@ -190,7 +190,7 @@ public class EditorMenu {
 
     private void startBuildApkActivity() {
         BuildActivity_.intent(mContext)
-                .extra(BuildActivity.EXTRA_SOURCE_FILE, mEditorView.getFile().getPath())
+                .extra(BuildActivity.EXTRA_SOURCE, mEditorView.getFile().getPath())
                 .start();
     }
 
diff --git a/app/src/main/java/org/autojs/autojs/ui/edit/EditorView.java b/app/src/main/java/org/autojs/autojs/ui/edit/EditorView.java
index 289a6dde..3ba09bdb 100644
--- a/app/src/main/java/org/autojs/autojs/ui/edit/EditorView.java
+++ b/app/src/main/java/org/autojs/autojs/ui/edit/EditorView.java
@@ -392,6 +392,9 @@ public class EditorView extends FrameLayout implements CodeCompletionBar.OnHintC
             Snackbar.make(this, R.string.text_start_running, Snackbar.LENGTH_SHORT).show();
         }
         ScriptExecution execution = Scripts.runWithBroadcastSender(mFile);
+        if(execution == null){
+            return null;
+        }
         mScriptExecutionId = execution.getId();
         setMenuItemStatus(R.id.run, false);
         return execution;
diff --git a/app/src/main/java/org/autojs/autojs/ui/edit/toolbar/DebugToolbarFragment.java b/app/src/main/java/org/autojs/autojs/ui/edit/toolbar/DebugToolbarFragment.java
index 4aadd6e0..a88ebc25 100644
--- a/app/src/main/java/org/autojs/autojs/ui/edit/toolbar/DebugToolbarFragment.java
+++ b/app/src/main/java/org/autojs/autojs/ui/edit/toolbar/DebugToolbarFragment.java
@@ -9,6 +9,7 @@ import android.util.Log;
 import android.view.View;
 import android.widget.Toast;
 
+import com.stardust.autojs.execution.ScriptExecution;
 import com.stardust.autojs.rhino.debug.DebugCallback;
 import com.stardust.autojs.rhino.debug.Debugger;
 import com.stardust.autojs.rhino.debug.Dim;
@@ -77,7 +78,12 @@ public class DebugToolbarFragment extends ToolbarFragment implements DebugCallba
         mCurrentEditorSourceUrl = mInitialEditorSourceUrl = mEditorView.getFile().toString();
         mInitialEditorSource = mEditorView.getEditor().getText();
         setupEditor();
-        mDebugger.attach(mEditorView.run(false));
+        ScriptExecution execution = mEditorView.run(false);
+        if (execution != null) {
+            mDebugger.attach(execution);
+        } else {
+            mEditorView.exitDebugging();
+        }
         Log.d(LOG_TAG, "onViewCreated");
     }
 
diff --git a/app/src/main/java/org/autojs/autojs/ui/explorer/ExplorerProjectToolbar.java b/app/src/main/java/org/autojs/autojs/ui/explorer/ExplorerProjectToolbar.java
new file mode 100644
index 00000000..1a1650e0
--- /dev/null
+++ b/app/src/main/java/org/autojs/autojs/ui/explorer/ExplorerProjectToolbar.java
@@ -0,0 +1,127 @@
+package org.autojs.autojs.ui.explorer;
+
+import android.content.Context;
+import android.support.annotation.Nullable;
+import android.support.v7.widget.CardView;
+import android.util.AttributeSet;
+import android.view.View;
+import android.widget.FrameLayout;
+import android.widget.LinearLayout;
+import android.widget.TextView;
+import android.widget.Toast;
+
+import com.stardust.autojs.project.ProjectConfig;
+import com.stardust.autojs.project.ProjectLauncher;
+import com.stardust.pio.PFile;
+
+import org.androidannotations.annotations.Click;
+import org.autojs.autojs.R;
+import org.autojs.autojs.autojs.AutoJs;
+import org.autojs.autojs.model.explorer.ExplorerChangeEvent;
+import org.autojs.autojs.model.explorer.ExplorerItem;
+import org.autojs.autojs.model.explorer.Explorers;
+import org.autojs.autojs.ui.project.BuildActivity;
+import org.autojs.autojs.ui.project.BuildActivity_;
+import org.autojs.autojs.ui.project.ProjectConfigActivity;
+import org.autojs.autojs.ui.project.ProjectConfigActivity_;
+import org.greenrobot.eventbus.Subscribe;
+
+import butterknife.BindView;
+import butterknife.ButterKnife;
+import butterknife.OnClick;
+
+public class ExplorerProjectToolbar extends CardView {
+
+    private ProjectConfig mProjectConfig;
+    private PFile mDirectory;
+
+    @BindView(R.id.project_name)
+    TextView mProjectName;
+
+    public ExplorerProjectToolbar(Context context) {
+        super(context);
+        init();
+    }
+
+    public ExplorerProjectToolbar(Context context, @Nullable AttributeSet attrs) {
+        super(context, attrs);
+        init();
+    }
+
+    public ExplorerProjectToolbar(Context context, @Nullable AttributeSet attrs, int defStyleAttr) {
+        super(context, attrs, defStyleAttr);
+        init();
+    }
+
+    private void init() {
+        inflate(getContext(), R.layout.explorer_project_toolbar, this);
+        ButterKnife.bind(this);
+        setOnClickListener(view -> edit());
+    }
+
+    public void setProject(PFile dir, ProjectConfig config) {
+        mDirectory = dir;
+        mProjectConfig = config;
+        mProjectName.setText(config.getName());
+    }
+
+    public void refresh() {
+        if (mDirectory != null) {
+            setProject(mDirectory, ProjectConfig.fromProjectDir(mDirectory.getPath()));
+        }
+    }
+
+    @OnClick(R.id.run)
+    void run() {
+        try {
+            new ProjectLauncher(mDirectory.getPath())
+                    .launch(AutoJs.getInstance().getScriptEngineService());
+        } catch (Exception e) {
+            e.printStackTrace();
+            Toast.makeText(getContext(), e.getMessage(), Toast.LENGTH_LONG).show();
+        }
+    }
+
+    @OnClick(R.id.build)
+    void build() {
+        BuildActivity_.intent(getContext())
+                .extra(BuildActivity.EXTRA_SOURCE, mDirectory.getPath())
+                .start();
+    }
+
+    @OnClick(R.id.sync)
+    void sync() {
+
+    }
+
+    @Override
+    protected void onAttachedToWindow() {
+        super.onAttachedToWindow();
+        Explorers.workspace().registerChangeListener(this);
+    }
+
+    @Override
+    protected void onDetachedFromWindow() {
+        super.onDetachedFromWindow();
+        Explorers.workspace().unregisterChangeListener(this);
+    }
+
+    @Subscribe
+    public void onExplorerChange(ExplorerChangeEvent event) {
+        if (mDirectory == null) {
+            return;
+        }
+        ExplorerItem item = event.getItem();
+        if ((event.getAction() == ExplorerChangeEvent.ALL)
+                || (item != null && mDirectory.getPath().equals(item.getPath()))) {
+            refresh();
+        }
+    }
+
+    void edit() {
+        ProjectConfigActivity_.intent(getContext())
+                .extra(ProjectConfigActivity.EXTRA_DIRECTORY, mDirectory.getPath())
+                .start();
+    }
+
+}
diff --git a/app/src/main/java/org/autojs/autojs/ui/main/scripts/ExplorerView.java b/app/src/main/java/org/autojs/autojs/ui/explorer/ExplorerView.java
similarity index 92%
rename from app/src/main/java/org/autojs/autojs/ui/main/scripts/ExplorerView.java
rename to app/src/main/java/org/autojs/autojs/ui/explorer/ExplorerView.java
index 88530d9a..f4956775 100644
--- a/app/src/main/java/org/autojs/autojs/ui/main/scripts/ExplorerView.java
+++ b/app/src/main/java/org/autojs/autojs/ui/explorer/ExplorerView.java
@@ -1,4 +1,4 @@
-package org.autojs.autojs.ui.main.scripts;
+package org.autojs.autojs.ui.explorer;
 
 import android.annotation.SuppressLint;
 import android.content.Context;
@@ -6,6 +6,7 @@ import android.graphics.drawable.GradientDrawable;
 import android.support.annotation.Nullable;
 import android.support.v4.widget.SwipeRefreshLayout;
 import android.support.v7.widget.GridLayoutManager;
+import android.support.v7.widget.LinearLayoutManager;
 import android.support.v7.widget.RecyclerView;
 import android.util.AttributeSet;
 import android.view.LayoutInflater;
@@ -22,8 +23,10 @@ import com.stardust.pio.PFiles;
 import org.autojs.autojs.R;
 import org.autojs.autojs.model.explorer.Explorer;
 import org.autojs.autojs.model.explorer.ExplorerChangeEvent;
+import org.autojs.autojs.model.explorer.ExplorerFileItem;
 import org.autojs.autojs.model.explorer.ExplorerItem;
 import org.autojs.autojs.model.explorer.ExplorerPage;
+import org.autojs.autojs.model.explorer.ExplorerProjectPage;
 import org.autojs.autojs.model.explorer.ExplorerSamplePage;
 import org.autojs.autojs.model.script.ScriptFile;
 import org.autojs.autojs.model.script.Scripts;
@@ -31,7 +34,6 @@ import org.autojs.autojs.ui.project.BuildActivity;
 import org.autojs.autojs.ui.project.BuildActivity_;
 import org.autojs.autojs.ui.common.ScriptLoopDialog;
 import org.autojs.autojs.ui.common.ScriptOperations;
-import org.autojs.autojs.ui.explorer.ExplorerViewHelper;
 import org.autojs.autojs.ui.viewmodel.ExplorerItemList;
 import org.autojs.autojs.ui.widget.BindableViewHolder;
 import org.autojs.autojs.theme.widget.ThemeColorSwipeRefreshLayout;
@@ -73,6 +75,7 @@ public class ExplorerView extends ThemeColorSwipeRefreshLayout implements SwipeR
 
     private ExplorerItemList mExplorerItemList = new ExplorerItemList();
     private RecyclerView mExplorerItemListView;
+    private ExplorerProjectToolbar mProjectToolbar;
     private ExplorerAdapter mExplorerAdapter = new ExplorerAdapter();
     protected OnItemClickListener mOnItemClickListener;
     private Function<ExplorerItem, Boolean> mFilter;
@@ -100,14 +103,24 @@ public class ExplorerView extends ThemeColorSwipeRefreshLayout implements SwipeR
 
     public void setRootPage(ExplorerPage page) {
         mPageStateHistory.clear();
-        mCurrentPageState = new ExplorerPageState(page);
+        setCurrentPageState(new ExplorerPageState(page));
         loadItemList();
     }
 
+    private void setCurrentPageState(ExplorerPageState currentPageState) {
+        mCurrentPageState = currentPageState;
+        if (mCurrentPageState.page instanceof ExplorerProjectPage) {
+            mProjectToolbar.setVisibility(VISIBLE);
+            mProjectToolbar.setProject(currentPageState.page.toScriptFile(), ((ExplorerProjectPage) currentPageState.page).getProjectConfig());
+        } else {
+            mProjectToolbar.setVisibility(GONE);
+        }
+    }
 
     public void enterChildPage(ExplorerPage childItemGroup) {
+        mCurrentPageState.position = ((LinearLayoutManager) mExplorerItemListView.getLayoutManager()).findFirstVisibleItemPosition();
         mPageStateHistory.push(mCurrentPageState);
-        mCurrentPageState = new ExplorerPageState(childItemGroup);
+        setCurrentPageState(new ExplorerPageState(childItemGroup));
         loadItemList();
     }
 
@@ -136,7 +149,7 @@ public class ExplorerView extends ThemeColorSwipeRefreshLayout implements SwipeR
             mExplorer.unregisterChangeListener(this);
         mExplorer = explorer;
         mPageStateHistory.clear();
-        mCurrentPageState = new ExplorerPageState(rootPage);
+        setCurrentPageState(new ExplorerPageState(rootPage));
         mExplorer.registerChangeListener(this);
         enterChildPage(currentPage);
     }
@@ -150,7 +163,7 @@ public class ExplorerView extends ThemeColorSwipeRefreshLayout implements SwipeR
     }
 
     public void goBack() {
-        mCurrentPageState = mPageStateHistory.pop();
+        setCurrentPageState(mPageStateHistory.pop());
         loadItemList();
     }
 
@@ -169,8 +182,9 @@ public class ExplorerView extends ThemeColorSwipeRefreshLayout implements SwipeR
 
     private void init() {
         setOnRefreshListener(this);
-        mExplorerItemListView = new RecyclerView(getContext());
-        addView(mExplorerItemListView);
+        inflate(getContext(), R.layout.explorer_view, this);
+        mExplorerItemListView = findViewById(R.id.explorer_item_list);
+        mProjectToolbar = findViewById(R.id.project_toolbar);
         initExplorerItemListView();
     }
 
@@ -215,6 +229,9 @@ public class ExplorerView extends ThemeColorSwipeRefreshLayout implements SwipeR
                     mExplorerItemList = list;
                     mExplorerAdapter.notifyDataSetChanged();
                     setRefreshing(false);
+                    post(() ->
+                            mExplorerItemListView.scrollToPosition(mCurrentPageState.position)
+                    );
                 });
     }
 
@@ -229,6 +246,7 @@ public class ExplorerView extends ThemeColorSwipeRefreshLayout implements SwipeR
     @Override
     public void onRefresh() {
         mExplorer.notifyChildrenChanged(mCurrentPageState.page);
+        mProjectToolbar.refresh();
     }
 
 
@@ -241,7 +259,7 @@ public class ExplorerView extends ThemeColorSwipeRefreshLayout implements SwipeR
         switch (item.getItemId()) {
             case R.id.rename:
                 new ScriptOperations(getContext(), this, getCurrentPage())
-                        .rename(mSelectedItem.toScriptFile())
+                        .rename((ExplorerFileItem) mSelectedItem)
                         .subscribe();
                 break;
             case R.id.delete:
@@ -272,7 +290,7 @@ public class ExplorerView extends ThemeColorSwipeRefreshLayout implements SwipeR
                 break;
             case R.id.action_build_apk:
                 BuildActivity_.intent(getContext())
-                        .extra(BuildActivity.EXTRA_SOURCE_FILE, mSelectedItem.getPath())
+                        .extra(BuildActivity.EXTRA_SOURCE, mSelectedItem.getPath())
                         .start();
                 notifyOperated();
                 break;
@@ -612,6 +630,8 @@ public class ExplorerView extends ThemeColorSwipeRefreshLayout implements SwipeR
 
         boolean filesCollapsed;
 
+        int position;
+
         ExplorerPageState() {
         }
 
diff --git a/app/src/main/java/org/autojs/autojs/ui/filechooser/FileChooseListView.java b/app/src/main/java/org/autojs/autojs/ui/filechooser/FileChooseListView.java
index 8ca094e8..47f1d69d 100644
--- a/app/src/main/java/org/autojs/autojs/ui/filechooser/FileChooseListView.java
+++ b/app/src/main/java/org/autojs/autojs/ui/filechooser/FileChooseListView.java
@@ -19,7 +19,7 @@ import org.autojs.autojs.model.explorer.ExplorerItem;
 import org.autojs.autojs.model.explorer.ExplorerPage;
 import org.autojs.autojs.model.script.ScriptFile;
 import org.autojs.autojs.ui.explorer.ExplorerViewHelper;
-import org.autojs.autojs.ui.main.scripts.ExplorerView;
+import org.autojs.autojs.ui.explorer.ExplorerView;
 import org.autojs.autojs.ui.widget.BindableViewHolder;
 import org.autojs.autojs.ui.widget.CheckBoxCompat;
 
diff --git a/app/src/main/java/org/autojs/autojs/ui/floating/CircularMenu.java b/app/src/main/java/org/autojs/autojs/ui/floating/CircularMenu.java
index 782b155d..aaa95359 100644
--- a/app/src/main/java/org/autojs/autojs/ui/floating/CircularMenu.java
+++ b/app/src/main/java/org/autojs/autojs/ui/floating/CircularMenu.java
@@ -30,7 +30,7 @@ import org.autojs.autojs.ui.common.NotAskAgainDialog;
 import org.autojs.autojs.ui.floating.layoutinspector.LayoutBoundsFloatyWindow;
 import org.autojs.autojs.ui.floating.layoutinspector.LayoutHierarchyFloatyWindow;
 import org.autojs.autojs.ui.main.MainActivity_;
-import org.autojs.autojs.ui.main.scripts.ExplorerView;
+import org.autojs.autojs.ui.explorer.ExplorerView;
 import org.autojs.autojs.theme.dialog.ThemeColorMaterialDialogBuilder;
 import com.stardust.util.ClipboardUtil;
 import com.stardust.util.Func1;
diff --git a/app/src/main/java/org/autojs/autojs/ui/main/sample/MarketFragment.java b/app/src/main/java/org/autojs/autojs/ui/main/sample/MarketFragment.java
index 833a8e10..ede9cc57 100644
--- a/app/src/main/java/org/autojs/autojs/ui/main/sample/MarketFragment.java
+++ b/app/src/main/java/org/autojs/autojs/ui/main/sample/MarketFragment.java
@@ -8,12 +8,11 @@ import android.support.design.widget.FloatingActionButton;
 import org.autojs.autojs.R;
 import org.autojs.autojs.ui.main.QueryEvent;
 import org.autojs.autojs.ui.main.ViewPagerFragment;
-import org.autojs.autojs.ui.main.scripts.ExplorerView;
+
 import com.stardust.util.BackPressedHandler;
 
 import org.androidannotations.annotations.AfterViews;
 import org.androidannotations.annotations.EFragment;
-import org.androidannotations.annotations.ViewById;
 import org.greenrobot.eventbus.EventBus;
 import org.greenrobot.eventbus.Subscribe;
 
diff --git a/app/src/main/java/org/autojs/autojs/ui/main/scripts/MyScriptListFragment.java b/app/src/main/java/org/autojs/autojs/ui/main/scripts/MyScriptListFragment.java
index 8f4c8042..23e04bf4 100644
--- a/app/src/main/java/org/autojs/autojs/ui/main/scripts/MyScriptListFragment.java
+++ b/app/src/main/java/org/autojs/autojs/ui/main/scripts/MyScriptListFragment.java
@@ -7,6 +7,7 @@ import android.support.annotation.Nullable;
 import android.support.design.widget.FloatingActionButton;
 
 import com.stardust.util.BackPressedHandler;
+import com.stardust.util.IntentUtil;
 
 import org.androidannotations.annotations.AfterViews;
 import org.androidannotations.annotations.EFragment;
@@ -18,6 +19,7 @@ import org.autojs.autojs.model.explorer.Explorers;
 import org.autojs.autojs.model.script.Scripts;
 import org.autojs.autojs.tool.SimpleObserver;
 import org.autojs.autojs.ui.common.ScriptOperations;
+import org.autojs.autojs.ui.explorer.ExplorerView;
 import org.autojs.autojs.ui.main.FloatingActionMenu;
 import org.autojs.autojs.ui.main.QueryEvent;
 import org.autojs.autojs.ui.main.ViewPagerFragment;
@@ -60,6 +62,8 @@ public class MyScriptListFragment extends ViewPagerFragment implements BackPress
         mExplorerView.setOnItemClickListener((view, item) -> {
             if (item.isEditable()) {
                 Scripts.edit(item.toScriptFile());
+            } else {
+                IntentUtil.viewFile(getContext(), item.getPath());
             }
         });
     }
@@ -174,7 +178,7 @@ public class MyScriptListFragment extends ViewPagerFragment implements BackPress
                 break;
             case 1:
                 new ScriptOperations(getContext(), mExplorerView, mExplorerView.getCurrentPage())
-                        .newScriptFile();
+                        .newFile();
                 break;
             case 2:
                 new ScriptOperations(getContext(), mExplorerView, mExplorerView.getCurrentPage())
diff --git a/app/src/main/java/org/autojs/autojs/ui/project/BuildActivity.java b/app/src/main/java/org/autojs/autojs/ui/project/BuildActivity.java
index 6378bfc3..e338bd49 100644
--- a/app/src/main/java/org/autojs/autojs/ui/project/BuildActivity.java
+++ b/app/src/main/java/org/autojs/autojs/ui/project/BuildActivity.java
@@ -10,8 +10,10 @@ import android.os.Environment;
 import android.support.annotation.Nullable;
 import android.support.design.widget.TextInputEditText;
 import android.support.design.widget.TextInputLayout;
+import android.support.v7.widget.CardView;
 import android.text.TextUtils;
 import android.util.Log;
+import android.view.View;
 import android.widget.ImageView;
 import android.widget.Toast;
 
@@ -50,13 +52,16 @@ import io.reactivex.schedulers.Schedulers;
 @EActivity(R.layout.activity_build)
 public class BuildActivity extends BaseActivity implements AutoJsApkBuilder.ProgressCallback {
 
-    public static final String EXTRA_SOURCE_FILE = BuildActivity.class.getName() + ".extra_source_file";
+    public static final String EXTRA_SOURCE = BuildActivity.class.getName() + ".extra_source_file";
 
     private static final String LOG_TAG = "BuildActivity";
 
     @ViewById(R.id.source_path)
     TextInputEditText mSourcePath;
 
+    @ViewById(R.id.source_path_container)
+    View mSourcePathContainer;
+
     @ViewById(R.id.output_path)
     TextInputEditText mOutputPath;
 
@@ -75,7 +80,12 @@ public class BuildActivity extends BaseActivity implements AutoJsApkBuilder.Prog
     @ViewById(R.id.icon)
     ImageView mIcon;
 
+    @ViewById(R.id.app_config)
+    CardView mAppConfig;
+
+    private ProjectConfig mProjectConfig;
     private MaterialDialog mProgressDialog;
+    private String mSource;
     private boolean mIsDefaultIcon = true;
 
     @Override
@@ -86,19 +96,13 @@ public class BuildActivity extends BaseActivity implements AutoJsApkBuilder.Prog
     @AfterViews
     void setupViews() {
         setToolbarAsBack(getString(R.string.text_build_apk));
-        String sourcePath = getIntent().getStringExtra(EXTRA_SOURCE_FILE);
-        if (sourcePath != null) {
-            setupWithSourceFile(new ScriptFile(sourcePath));
+        mSource = getIntent().getStringExtra(EXTRA_SOURCE);
+        if (mSource != null) {
+            setupWithSourceFile(new ScriptFile(mSource));
         }
-
-        loadRewardedVideoAd();
         checkApkBuilderPlugin();
     }
 
-    private void loadRewardedVideoAd() {
-
-    }
-
     private void checkApkBuilderPlugin() {
         if (!ApkBuilderPluginHelper.isPluginAvailable(this)) {
             showPluginDownloadDialog(R.string.no_apk_builder_plugin, true);
@@ -119,7 +123,7 @@ public class BuildActivity extends BaseActivity implements AutoJsApkBuilder.Prog
         new ThemeColorMaterialDialogBuilder(this)
                 .content(msgRes)
                 .positiveText(R.string.ok)
-                .negativeText(R.string.text_exit)
+                .negativeText(R.string.cancel)
                 .onPositive((dialog, which) -> downloadPlugin())
                 .onNegative((dialog, which) -> {
                     if (finishIfCanceled) finish();
@@ -162,19 +166,19 @@ public class BuildActivity extends BaseActivity implements AutoJsApkBuilder.Prog
     }
 
     private void setSource(File file) {
-        mSourcePath.setText(file.getPath());
-        if (!file.isDirectory())
+        if (!file.isDirectory()) {
+            mSourcePath.setText(file.getPath());
             return;
-        ProjectConfig config = ProjectConfig.fromProjectDir(file.getPath());
-        if (config == null)
+        }
+        mProjectConfig = ProjectConfig.fromProjectDir(file.getPath());
+        if (mProjectConfig == null) {
             return;
-        mAppName.setText(config.getName());
-        mPackageName.setText(config.getPackageName());
-        mVersionCode.setText(String.valueOf(config.getVersionCode()));
-        mVersionName.setText(config.getVersionName());
+        }
+        mOutputPath.setText(new File(mSource, mProjectConfig.getBuildDir()).getPath());
+        mAppConfig.setVisibility(View.GONE);
+        mSourcePathContainer.setVisibility(View.GONE);
     }
 
-
     @Click(R.id.select_output)
     void selectOutputDirPath() {
         String initialDir = new File(mOutputPath.getText().toString()).exists() ?
@@ -218,7 +222,7 @@ public class BuildActivity extends BaseActivity implements AutoJsApkBuilder.Prog
     }
 
     private boolean checkNotEmpty(TextInputEditText editText) {
-        if (!TextUtils.isEmpty(editText.getText()))
+        if (!TextUtils.isEmpty(editText.getText()) || !editText.isShown())
             return true;
         // TODO: 2017/12/8 more beautiful ways?
         String hint = ((TextInputLayout) editText.getParent().getParent()).getHint().toString();
@@ -228,39 +232,47 @@ public class BuildActivity extends BaseActivity implements AutoJsApkBuilder.Prog
 
     @SuppressLint("CheckResult")
     private void doBuildingApk() {
+        AutoJsApkBuilder.AppConfig appConfig = createAppConfig();
+        File tmpDir = new File(getCacheDir(), "build/");
+        File outApk = new File(mOutputPath.getText().toString(),
+                String.format("%s_v%s.apk", appConfig.getAppName(), appConfig.getVersionName()));
+        showProgressDialog();
+        Observable.fromCallable(() -> callApkBuilder(tmpDir, outApk, appConfig))
+                .subscribeOn(Schedulers.io())
+                .observeOn(AndroidSchedulers.mainThread())
+                .subscribe(apkBuilder -> onBuildSuccessful(outApk),
+                        this::onBuildFailed);
+    }
+
+    private AutoJsApkBuilder.AppConfig createAppConfig() {
+        if (mProjectConfig != null) {
+            return AutoJsApkBuilder.AppConfig.fromProjectConfig(mSource, mProjectConfig);
+        }
         String jsPath = mSourcePath.getText().toString();
         String versionName = mVersionName.getText().toString();
         int versionCode = Integer.parseInt(mVersionCode.getText().toString());
         String appName = mAppName.getText().toString();
         String packageName = mPackageName.getText().toString();
-        File tmpDir = new File(getCacheDir(), "build/");
-        File outApk = new File(mOutputPath.getText().toString(),
-                String.format("%s_v%s.apk", appName, versionName));
-        showProgressDialog();
-        Observable.fromCallable(() -> {
-                    InputStream templateApk = ApkBuilderPluginHelper.openTemplateApk(BuildActivity.this);
-                    return new AutoJsApkBuilder(templateApk, outApk, tmpDir.getPath())
-                            .setProgressCallback(BuildActivity.this)
-                            .prepare()
-                            .withConfig(new AutoJsApkBuilder.AppConfig()
-                                    .setAppName(appName)
-                                    .setJsPath(jsPath)
-                                    .setPackageName(packageName)
-                                    .setVersionCode(versionCode)
-                                    .setVersionName(versionName)
-                                    .setIcon(mIsDefaultIcon ? null : (Callable<Bitmap>) () ->
-                                            BitmapTool.drawableToBitmap(mIcon.getDrawable())
-                                    )
-                            )
-                            .build()
-                            .sign()
-                            .cleanWorkspace();
-                }
-        )
-                .subscribeOn(Schedulers.io())
-                .observeOn(AndroidSchedulers.mainThread())
-                .subscribe(apkBuilder -> onBuildSuccessful(outApk),
-                        this::onBuildFailed);
+        return new AutoJsApkBuilder.AppConfig()
+                .setAppName(appName)
+                .setSourcePath(jsPath)
+                .setPackageName(packageName)
+                .setVersionCode(versionCode)
+                .setVersionName(versionName)
+                .setIcon(mIsDefaultIcon ? null : (Callable<Bitmap>) () ->
+                        BitmapTool.drawableToBitmap(mIcon.getDrawable())
+                );
+    }
+
+    private AutoJsApkBuilder callApkBuilder(File tmpDir, File outApk, AutoJsApkBuilder.AppConfig appConfig) throws Exception {
+        InputStream templateApk = ApkBuilderPluginHelper.openTemplateApk(BuildActivity.this);
+        return new AutoJsApkBuilder(templateApk, outApk, tmpDir.getPath())
+                .setProgressCallback(BuildActivity.this)
+                .prepare()
+                .withConfig(appConfig)
+                .build()
+                .sign()
+                .cleanWorkspace();
     }
 
     private void showProgressDialog() {
diff --git a/app/src/main/java/org/autojs/autojs/ui/project/ProjectConfigActivity.java b/app/src/main/java/org/autojs/autojs/ui/project/ProjectConfigActivity.java
index a8aea754..6351663b 100644
--- a/app/src/main/java/org/autojs/autojs/ui/project/ProjectConfigActivity.java
+++ b/app/src/main/java/org/autojs/autojs/ui/project/ProjectConfigActivity.java
@@ -4,12 +4,15 @@ import android.annotation.SuppressLint;
 import android.os.Bundle;
 import android.support.annotation.Nullable;
 import android.support.design.widget.TextInputEditText;
-import android.text.Editable;
+import android.support.design.widget.TextInputLayout;
+import android.text.TextUtils;
+import android.view.View;
 import android.widget.EditText;
 import android.widget.ImageView;
+import android.widget.Toast;
 
-import com.stardust.autojs.project.LaunchConfig;
 import com.stardust.autojs.project.ProjectConfig;
+import com.stardust.pio.PFiles;
 
 import org.androidannotations.annotations.AfterViews;
 import org.androidannotations.annotations.Click;
@@ -17,13 +20,18 @@ import org.androidannotations.annotations.EActivity;
 import org.androidannotations.annotations.ViewById;
 import org.autojs.autojs.R;
 import org.autojs.autojs.model.explorer.ExplorerDirPage;
+import org.autojs.autojs.model.explorer.ExplorerFileItem;
+import org.autojs.autojs.model.explorer.ExplorerItem;
 import org.autojs.autojs.model.explorer.Explorers;
 import org.autojs.autojs.model.project.ProjectTemplate;
 import org.autojs.autojs.ui.BaseActivity;
 import org.autojs.autojs.ui.widget.SimpleTextWatcher;
 
 import java.io.File;
-import java.util.concurrent.Executors;
+
+import io.reactivex.Observable;
+import io.reactivex.android.schedulers.AndroidSchedulers;
+import io.reactivex.schedulers.Schedulers;
 
 @EActivity(R.layout.activity_project_config)
 public class ProjectConfigActivity extends BaseActivity {
@@ -75,7 +83,7 @@ public class ProjectConfigActivity extends BaseActivity {
             mProjectConfig = new ProjectConfig();
         } else {
             String dir = getIntent().getStringExtra(EXTRA_DIRECTORY);
-            if(dir == null){
+            if (dir == null) {
                 finish();
                 return;
             }
@@ -87,10 +95,18 @@ public class ProjectConfigActivity extends BaseActivity {
     @AfterViews
     void setupViews() {
         setToolbarAsBack(mNewProject ? getString(R.string.text_new_project) : mProjectConfig.getName());
-        mAppName.addTextChangedListener(new SimpleTextWatcher(s ->
-                mProjectLocation.setText(new File(mParentDirectory, s.toString()).getPath()))
-        );
-
+        if (mNewProject) {
+            mAppName.addTextChangedListener(new SimpleTextWatcher(s ->
+                    mProjectLocation.setText(new File(mParentDirectory, s.toString()).getPath()))
+            );
+        } else {
+            mAppName.setText(mProjectConfig.getName());
+            mVersionCode.setText(String.valueOf(mProjectConfig.getVersionCode()));
+            mPackageName.setText(mProjectConfig.getPackageName());
+            mVersionName.setText(mProjectConfig.getVersionName());
+            mMainFileName.setText(mProjectConfig.getMainScriptFile());
+            mProjectLocation.setVisibility(View.GONE);
+        }
     }
 
     @SuppressLint("CheckResult")
@@ -100,26 +116,60 @@ public class ProjectConfigActivity extends BaseActivity {
         if (!checkInputs()) {
             return;
         }
-        if(mNewProject){
+        if (mNewProject) {
             String location = mProjectLocation.getText().toString();
             new ProjectTemplate(mProjectConfig, new File(location))
                     .newProject()
                     .subscribe(ignored -> {
-                        Explorers.workspace().notifyItemCreated(new ExplorerDirPage(location, null));
+                        Explorers.workspace().notifyChildrenChanged(new ExplorerDirPage(mParentDirectory, null));
                         finish();
+                    }, e -> {
+                        e.printStackTrace();
+                        Toast.makeText(this, e.getMessage(), Toast.LENGTH_SHORT).show();
+                    });
+        } else {
+            Observable.fromCallable(() -> {
+                PFiles.write(ProjectConfig.configFileOfDir(mDirectory.getPath()),
+                        mProjectConfig.toJson());
+                return Void.TYPE;
+            })
+                    .observeOn(Schedulers.io())
+                    .subscribeOn(AndroidSchedulers.mainThread())
+                    .subscribe(ignored -> {
+                        ExplorerFileItem item = new ExplorerFileItem(mDirectory, null);
+                        Explorers.workspace().notifyItemChanged(item, item);
+                        finish();
+                    }, e -> {
+                        e.printStackTrace();
+                        Toast.makeText(this, e.getMessage(), Toast.LENGTH_SHORT).show();
                     });
         }
     }
 
-    private void syncProjectConfig(){
+    private void syncProjectConfig() {
         mProjectConfig.setName(mAppName.getText().toString());
         mProjectConfig.setVersionCode(Integer.parseInt(mVersionCode.getText().toString()));
         mProjectConfig.setVersionName(mVersionName.getText().toString());
         mProjectConfig.setMainScriptFile(mMainFileName.getText().toString());
+        mProjectConfig.setPackageName(mPackageName.getText().toString());
         //mProjectConfig.getLaunchConfig().setHideLogs(true);
     }
 
     private boolean checkInputs() {
-        return true;
+        boolean inputValid = true;
+        inputValid &= checkNotEmpty(mAppName);
+        inputValid &= checkNotEmpty(mVersionCode);
+        inputValid &= checkNotEmpty(mVersionName);
+        inputValid &= checkNotEmpty(mPackageName);
+        return inputValid;
+    }
+
+    private boolean checkNotEmpty(TextInputEditText editText) {
+        if (!TextUtils.isEmpty(editText.getText()))
+            return true;
+        // TODO: 2017/12/8 more beautiful ways?
+        String hint = ((TextInputLayout) editText.getParent().getParent()).getHint().toString();
+        editText.setError(hint + getString(R.string.text_should_not_be_empty));
+        return false;
     }
 }
diff --git a/app/src/main/res/drawable-xhdpi/ic_sync.png b/app/src/main/res/drawable-xhdpi/ic_sync.png
new file mode 100644
index 00000000..868aae11
Binary files /dev/null and b/app/src/main/res/drawable-xhdpi/ic_sync.png differ
diff --git a/app/src/main/res/layout/activity_build.xml b/app/src/main/res/layout/activity_build.xml
index 512b25ae..a55797cb 100644
--- a/app/src/main/res/layout/activity_build.xml
+++ b/app/src/main/res/layout/activity_build.xml
@@ -57,6 +57,7 @@
                             android:textColor="?android:textColorSecondary"/>
 
                         <LinearLayout
+                            android:id="@+id/source_path_container"
                             android:layout_width="match_parent"
                             android:layout_height="wrap_content"
                             android:orientation="horizontal">
@@ -116,6 +117,7 @@
                 </android.support.v7.widget.CardView>
 
                 <android.support.v7.widget.CardView
+                    android:id="@+id/app_config"
                     android:layout_width="match_parent"
                     android:layout_height="wrap_content"
                     android:layout_marginLeft="6dp"
diff --git a/app/src/main/res/layout/activity_script_widget_settings.xml b/app/src/main/res/layout/activity_script_widget_settings.xml
index adc55ee5..5aa64c04 100644
--- a/app/src/main/res/layout/activity_script_widget_settings.xml
+++ b/app/src/main/res/layout/activity_script_widget_settings.xml
@@ -24,7 +24,7 @@
         </com.stardust.theme.widget.ThemeColorToolbar>
     </android.support.design.widget.AppBarLayout>
 
-    <org.autojs.autojs.ui.main.scripts.ExplorerView
+    <org.autojs.autojs.ui.explorer.ExplorerView
         android:id="@+id/script_list"
         android:layout_width="match_parent"
         android:layout_height="match_parent"
diff --git a/app/src/main/res/layout/activity_tasker_edit.xml b/app/src/main/res/layout/activity_tasker_edit.xml
index d6236318..cd6af677 100644
--- a/app/src/main/res/layout/activity_tasker_edit.xml
+++ b/app/src/main/res/layout/activity_tasker_edit.xml
@@ -49,7 +49,7 @@
             android:textSize="16sp"/>
     </LinearLayout>
 
-    <org.autojs.autojs.ui.main.scripts.ExplorerView
+    <org.autojs.autojs.ui.explorer.ExplorerView
         android:id="@+id/script_list"
         android:layout_width="match_parent"
         android:layout_height="match_parent"
diff --git a/app/src/main/res/layout/divider_project_toolbar.xml b/app/src/main/res/layout/divider_project_toolbar.xml
new file mode 100644
index 00000000..e64d9253
--- /dev/null
+++ b/app/src/main/res/layout/divider_project_toolbar.xml
@@ -0,0 +1,5 @@
+<?xml version="1.0" encoding="utf-8"?>
+<View xmlns:android="http://schemas.android.com/apk/res/android"
+      android:layout_width="match_parent"
+      android:layout_height="0.5dp"
+      android:background="#d8d8d8"/>
\ No newline at end of file
diff --git a/app/src/main/res/layout/explorer_project_toolbar.xml b/app/src/main/res/layout/explorer_project_toolbar.xml
new file mode 100644
index 00000000..d479e1af
--- /dev/null
+++ b/app/src/main/res/layout/explorer_project_toolbar.xml
@@ -0,0 +1,59 @@
+<?xml version="1.0" encoding="utf-8"?>
+<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+              android:layout_width="match_parent"
+              android:layout_height="48dp"
+              android:gravity="center_vertical"
+              android:orientation="horizontal"
+              android:paddingBottom="3dp"
+              android:paddingLeft="12dp"
+              android:paddingTop="3dp">
+
+    <ImageView
+        android:layout_width="30dp"
+        android:layout_height="30dp"
+        android:src="@drawable/ic_project"/>
+
+    <TextView
+        android:id="@+id/project_name"
+        android:layout_width="0dp"
+        android:layout_height="match_parent"
+        android:layout_marginLeft="8dp"
+        android:layout_weight="1"
+        android:gravity="center_vertical"
+        android:singleLine="true"
+        android:text="Project"
+        android:textColor="#606366"
+        android:textSize="18sp"/>
+
+
+    <ImageView
+        android:id="@+id/run"
+        android:layout_width="40dp"
+        android:layout_height="40dp"
+        android:layout_marginRight="2dp"
+        android:background="?selectableItemBackgroundBorderless"
+        android:padding="6dp"
+        android:src="@drawable/ic_play_arrow_white_48dp"
+        android:tint="#606366"/>
+
+    <ImageView
+        android:id="@+id/build"
+        android:layout_width="32dp"
+        android:layout_height="32dp"
+        android:layout_marginRight="2dp"
+        android:background="?selectableItemBackgroundBorderless"
+        android:padding="6dp"
+        android:src="@drawable/ic_build_black_48dp"
+        android:tint="#606366"/>
+
+    <ImageView
+        android:id="@+id/sync"
+        android:layout_width="38dp"
+        android:layout_height="38dp"
+        android:layout_marginRight="2dp"
+        android:background="?selectableItemBackgroundBorderless"
+        android:padding="6dp"
+        android:src="@drawable/ic_sync"
+        android:tint="#606366"/>
+
+</LinearLayout>
\ No newline at end of file
diff --git a/app/src/main/res/layout/explorer_view.xml b/app/src/main/res/layout/explorer_view.xml
new file mode 100644
index 00000000..d0164e3c
--- /dev/null
+++ b/app/src/main/res/layout/explorer_view.xml
@@ -0,0 +1,25 @@
+<?xml version="1.0" encoding="utf-8"?>
+<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+              xmlns:app="http://schemas.android.com/apk/res-auto"
+              android:orientation="vertical"
+              android:layout_width="match_parent"
+              android:layout_height="match_parent">
+
+
+    <org.autojs.autojs.ui.explorer.ExplorerProjectToolbar
+        android:id="@+id/project_toolbar"
+        android:layout_width="match_parent"
+        android:layout_marginLeft="8dp"
+        android:layout_marginRight="8dp"
+        android:layout_marginBottom="6dp"
+        android:foreground="?selectableItemBackground"
+        android:layout_marginTop="8dp"
+        app:cardElevation="0.97dp"
+        app:cardUseCompatPadding="true"
+        android:layout_height="wrap_content"/>
+
+    <android.support.v7.widget.RecyclerView
+        android:id="@+id/explorer_item_list"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"/>
+</LinearLayout>
\ No newline at end of file
diff --git a/app/src/main/res/layout/fragment_my_script_list.xml b/app/src/main/res/layout/fragment_my_script_list.xml
index 8e7a418c..c965dadd 100644
--- a/app/src/main/res/layout/fragment_my_script_list.xml
+++ b/app/src/main/res/layout/fragment_my_script_list.xml
@@ -4,7 +4,7 @@
              android:layout_width="match_parent"
              android:layout_height="match_parent">
 
-    <org.autojs.autojs.ui.main.scripts.ExplorerView
+    <org.autojs.autojs.ui.explorer.ExplorerView
         android:id="@+id/script_file_list"
         android:layout_width="match_parent"
         android:layout_height="wrap_content"/>
diff --git a/app/src/main/res/menu/menu_dir_options.xml b/app/src/main/res/menu/menu_dir_options.xml
index 3b388a81..d54cfe05 100644
--- a/app/src/main/res/menu/menu_dir_options.xml
+++ b/app/src/main/res/menu/menu_dir_options.xml
@@ -8,8 +8,4 @@
         android:id="@+id/delete"
         android:title="@string/text_delete"/>
 
-    <item
-        android:id="@+id/action_build_apk"
-        android:title="@string/text_build_apk"/>
-
 </menu>
\ No newline at end of file
diff --git a/app/src/main/res/values/colors.xml b/app/src/main/res/values/colors.xml
index 360d82f4..78f27b1e 100644
--- a/app/src/main/res/values/colors.xml
+++ b/app/src/main/res/values/colors.xml
@@ -11,4 +11,5 @@
     <color name="prefTextColorPrimary">#282C2F</color>
     <color name="divider_functions_keyboard">#f0f0f0</color>
     <color name="color_red">#ef5350</color>
+    <color name="project_toolbar_color">#777777</color>
 </resources>
diff --git a/app/src/main/res/values/strings.xml b/app/src/main/res/values/strings.xml
index 2b4e5e8b..b06d2b6a 100644
--- a/app/src/main/res/values/strings.xml
+++ b/app/src/main/res/values/strings.xml
@@ -396,4 +396,5 @@
     <string name="text_project">项目</string>
     <string name="text_project_location">项目位置</string>
     <string name="text_new_project">新建项目</string>
+    <string name="text_js_file">js文件</string>
 </resources>
diff --git a/app/src/main/res/values/styles.xml b/app/src/main/res/values/styles.xml
index f2094787..d20bc30d 100644
--- a/app/src/main/res/values/styles.xml
+++ b/app/src/main/res/values/styles.xml
@@ -57,4 +57,5 @@
 
     <style name="AppTheme.PopupOverlay" parent="ThemeOverlay.AppCompat.Dark.ActionBar"/>
 
+
 </resources>
diff --git a/autojs/src/main/java/com/stardust/autojs/ScriptEngineService.java b/autojs/src/main/java/com/stardust/autojs/ScriptEngineService.java
index 05769528..7201205f 100644
--- a/autojs/src/main/java/com/stardust/autojs/ScriptEngineService.java
+++ b/autojs/src/main/java/com/stardust/autojs/ScriptEngineService.java
@@ -175,14 +175,6 @@ public class ScriptEngineService {
         return execute(new ScriptExecutionTask(source, null, config));
     }
 
-    public ScriptExecution execute(ScriptSource source, ScriptExecutionListener listener) {
-        return execute(source, listener, ExecutionConfig.getDefault());
-    }
-
-    public ScriptExecution execute(ScriptSource source) {
-        return execute(source, null, ExecutionConfig.getDefault());
-    }
-
     @Subscribe
     public void onScriptExecution(ScriptExecutionEvent event) {
         if (event.getCode() == ScriptExecutionEvent.ON_START) {
diff --git a/autojs/src/main/java/com/stardust/autojs/project/BuildInfo.java b/autojs/src/main/java/com/stardust/autojs/project/BuildInfo.java
new file mode 100644
index 00000000..dfbae11c
--- /dev/null
+++ b/autojs/src/main/java/com/stardust/autojs/project/BuildInfo.java
@@ -0,0 +1,59 @@
+package com.stardust.autojs.project;
+
+
+import com.google.gson.annotations.SerializedName;
+
+import java.util.zip.CRC32;
+
+public class BuildInfo {
+
+    @SerializedName("build_time")
+    private long mBuildTime;
+
+    @SerializedName("build_id")
+    private String mBuildId;
+
+    @SerializedName("build_number")
+    private long mBuildNumber;
+
+    public BuildInfo() {
+    }
+
+    public long getBuildNumber() {
+        return mBuildNumber;
+    }
+
+    public void setBuildNumber(long buildNumber) {
+        mBuildNumber = buildNumber;
+    }
+
+    public long getBuildTime() {
+        return mBuildTime;
+    }
+
+    public void setBuildTime(long buildTime) {
+        mBuildTime = buildTime;
+    }
+
+    public String getBuildId() {
+        return mBuildId;
+    }
+
+    public void setBuildId(String buildId) {
+        mBuildId = buildId;
+    }
+
+    public static BuildInfo generate(long buildNumber) {
+        BuildInfo info = new BuildInfo();
+        info.setBuildNumber(buildNumber);
+        info.setBuildTime(System.currentTimeMillis());
+        info.setBuildId(generateBuildId(buildNumber, info.getBuildTime()));
+        return info;
+    }
+
+    private static String generateBuildId(long buildNumber, long buildTime) {
+        CRC32 crc32 = new CRC32();
+        crc32.update((buildNumber + "" + buildTime).getBytes());
+        return String.format("%08X", crc32.getValue()) + "-" + buildNumber;
+    }
+}
diff --git a/autojs/src/main/java/com/stardust/autojs/project/ProjectConfig.java b/autojs/src/main/java/com/stardust/autojs/project/ProjectConfig.java
index fd13ce93..b7d08797 100644
--- a/autojs/src/main/java/com/stardust/autojs/project/ProjectConfig.java
+++ b/autojs/src/main/java/com/stardust/autojs/project/ProjectConfig.java
@@ -2,6 +2,7 @@ package com.stardust.autojs.project;
 
 import android.content.Context;
 import android.support.annotation.NonNull;
+import android.text.TextUtils;
 
 import com.google.gson.Gson;
 import com.google.gson.GsonBuilder;
@@ -32,7 +33,7 @@ public class ProjectConfig {
     private String mVersionName;
 
     @SerializedName("versionCode")
-    private int mVersionCode;
+    private int mVersionCode = -1;
 
     @SerializedName("packageName")
     private String mPackageName;
@@ -46,11 +47,40 @@ public class ProjectConfig {
     @SerializedName("launchConfig")
     private LaunchConfig mLaunchConfig;
 
+    @SerializedName("build")
+    private BuildInfo mBuildInfo = new BuildInfo();
+
+    @SerializedName("icon")
+    private String mIcon;
+
     public static ProjectConfig fromJson(String json) {
         if (json == null) {
             return null;
         }
-        return GSON.fromJson(json, ProjectConfig.class);
+        ProjectConfig config = GSON.fromJson(json, ProjectConfig.class);
+        if(!isValid(config)){
+            return null;
+        }
+        return config;
+    }
+
+    private static boolean isValid(ProjectConfig config) {
+        if(TextUtils.isEmpty(config.getName())){
+            return false;
+        }
+        if(TextUtils.isEmpty(config.getPackageName())){
+            return false;
+        }
+        if(TextUtils.isEmpty(config.getVersionName())){
+            return false;
+        }
+        if(TextUtils.isEmpty(config.getMainScriptFile())){
+            return false;
+        }
+        if(config.getVersionCode() == -1){
+            return false;
+        }
+        return true;
     }
 
 
@@ -81,6 +111,13 @@ public class ProjectConfig {
         return PFiles.join(projectDir, CONFIG_FILE_NAME);
     }
 
+    public BuildInfo getBuildInfo() {
+        return mBuildInfo;
+    }
+
+    public void setBuildInfo(BuildInfo buildInfo) {
+        mBuildInfo = buildInfo;
+    }
 
     public String getName() {
         return mName;
@@ -166,4 +203,15 @@ public class ProjectConfig {
         return GSON.toJson(this);
     }
 
+    public String getIcon() {
+        return mIcon;
+    }
+
+    public void setIcon(String icon) {
+        mIcon = icon;
+    }
+
+    public String getBuildDir() {
+        return "build";
+    }
 }
diff --git a/autojs/src/main/java/com/stardust/autojs/project/ProjectLauncher.java b/autojs/src/main/java/com/stardust/autojs/project/ProjectLauncher.java
new file mode 100644
index 00000000..18e7a8dc
--- /dev/null
+++ b/autojs/src/main/java/com/stardust/autojs/project/ProjectLauncher.java
@@ -0,0 +1,27 @@
+package com.stardust.autojs.project;
+
+import com.stardust.autojs.ScriptEngineService;
+import com.stardust.autojs.execution.ExecutionConfig;
+import com.stardust.autojs.script.JavaScriptFileSource;
+
+import java.io.File;
+
+public class ProjectLauncher {
+
+    private String mProjectDir;
+    private File mMainScriptFile;
+    private ProjectConfig mProjectConfig;
+
+    public ProjectLauncher(String projectDir) {
+        mProjectDir = projectDir;
+        mProjectConfig = ProjectConfig.fromProjectDir(projectDir);
+        mMainScriptFile = new File(mProjectDir, mProjectConfig.getMainScriptFile());
+    }
+
+    public void launch(ScriptEngineService service){
+        service.execute(new JavaScriptFileSource(mMainScriptFile), new ExecutionConfig()
+                .executePath(mProjectDir)
+                .requirePath(mProjectDir));
+    }
+
+}
diff --git a/common/src/main/java/com/stardust/app/MenuUtils.java b/common/src/main/java/com/stardust/app/MenuUtils.java
new file mode 100644
index 00000000..a4f9a918
--- /dev/null
+++ b/common/src/main/java/com/stardust/app/MenuUtils.java
@@ -0,0 +1,24 @@
+package com.stardust.app;
+
+import android.graphics.drawable.Drawable;
+import android.support.v4.graphics.drawable.DrawableCompat;
+import android.view.Menu;
+import android.view.MenuItem;
+import android.view.SubMenu;
+
+public class MenuUtils {
+
+    public static void setMenuIconColor(Menu menu, int color) {
+        for (int i = 0; i < menu.size(); i++) {
+            MenuItem item = menu.getItem(i);
+            Drawable icon = item.getIcon();
+            if (icon != null) {
+                DrawableCompat.setTint(icon, color);
+            }
+            SubMenu subMenu = item.getSubMenu();
+            if (subMenu != null) {
+                setMenuIconColor(subMenu, color);
+            }
+        }
+    }
+}
diff --git a/common/src/main/java/com/stardust/util/IntentUtil.java b/common/src/main/java/com/stardust/util/IntentUtil.java
index 93efdea4..174b9689 100644
--- a/common/src/main/java/com/stardust/util/IntentUtil.java
+++ b/common/src/main/java/com/stardust/util/IntentUtil.java
@@ -92,4 +92,12 @@ public class IntentUtil {
         intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
         context.startActivity(intent);
     }
+
+    public static void viewFile(Context context, String path) {
+        path = "file://" + path;
+        String mimeType = MimeTypes.fromFileOr(path, "*/*");
+        context.startActivity(new Intent(Intent.ACTION_VIEW)
+                .setDataAndType(Uri.parse(path), mimeType)
+                .addFlags(Intent.FLAG_ACTIVITY_NEW_TASK));
+    }
 }
diff --git a/inrt/src/main/java/com/stardust/auojs/inrt/launch/AssetsProjectLauncher.java b/inrt/src/main/java/com/stardust/auojs/inrt/launch/AssetsProjectLauncher.java
index fd931d09..e8845c27 100644
--- a/inrt/src/main/java/com/stardust/auojs/inrt/launch/AssetsProjectLauncher.java
+++ b/inrt/src/main/java/com/stardust/auojs/inrt/launch/AssetsProjectLauncher.java
@@ -5,6 +5,7 @@ import android.content.Context;
 import android.content.Intent;
 import android.os.Handler;
 import android.os.Looper;
+import android.text.TextUtils;
 
 import com.stardust.auojs.inrt.BuildConfig;
 import com.stardust.auojs.inrt.LogActivity;
@@ -81,15 +82,12 @@ public class AssetsProjectLauncher {
     private void prepare() {
         String projectConfigPath = PFiles.join(mProjectDir, ProjectConfig.CONFIG_FILE_NAME);
         ProjectConfig projectConfig = ProjectConfig.fromFile(projectConfigPath);
-        if (!BuildConfig.DEBUG && projectConfig != null && projectConfig.getVersionCode() == mProjectConfig.getVersionCode()) {
+        if (!BuildConfig.DEBUG && projectConfig != null &&
+                TextUtils.equals(projectConfig.getBuildInfo().getBuildId(), mProjectConfig.getBuildInfo().getBuildId())) {
             return;
         }
-        PFiles.copyAsset(mActivity, PFiles.join(mAssetsProjectDir, ProjectConfig.CONFIG_FILE_NAME), projectConfigPath);
-        PFiles.copyAsset(mActivity, PFiles.join(mAssetsProjectDir, mProjectConfig.getMainScriptFile()),
-                mMainScriptFile.getPath());
-        for (String asset : mProjectConfig.getAssets()) {
-            PFiles.copyAsset(mActivity, PFiles.join(mAssetsProjectDir, asset), PFiles.join(mProjectDir, asset));
-        }
+        PFiles.deleteRecursively(new File(mAssetsProjectDir));
+        PFiles.copyAssetDir(mActivity, mAssetsProjectDir, mProjectDir);
     }
 
 }