sabas1080 · February 23, 2019 17:35 · Jul 5, 2018 · Jul 5, 2018 · Jul 5, 2018 · Jul 5, 2018
diff --git a/Arduino.java b/Arduino.java
@@ -1,4 +1,4 @@
-//  Copyright 2017 Pavitra, All rights reserved
+//  Copyright 2017-2018 Pavitra, All rights reserved
 //  Released under the Apache License, Version 2.0
 //  http://www.apache.org/licenses/LICENSE-2.0
 

diff --git a/Arduino.java b/Arduino.java
@@ -5,9 +5,7 @@
 package com.pavitra;
 
 import android.content.Context;
-import android.app.Activity;
 import android.util.Log;
-import android.widget.Toast;
 
 import com.physicaloid.lib.*;
 

diff --git a/Arduino.java b/Arduino.java
@@ -68,17 +68,19 @@ public void BaudRate(int baudRate) {
     public void Read() {
         byte[] buf = new byte[256];
         boolean success = true;
-        String data;
+        String data = "";
 
         if (mPhysicaloid.read(buf) > 0) {
             try {
                 data = new String(buf, "UTF-8");
             } catch (UnsupportedEncodingException e) {
                 success = false;
-                data = "";
                 Log.e(LOG_TAG, e.getMessage());
             }
+        } else {
+            success = false;
         }
+
         AfterRead(success, data);
     }
 

diff --git a/Arduino.java b/Arduino.java
@@ -17,7 +17,7 @@
 
 import java.io.UnsupportedEncodingException;
 
-@DesignerComponent(version = 5,
+@DesignerComponent(version = 6,
     description = "Arduino USB Serial Extension by Pavitra.",
     category = ComponentCategory.EXTENSION,
     nonVisible = true,
@@ -67,19 +67,19 @@ public void BaudRate(int baudRate) {
     @SimpleFunction(description = "Read from Serial")
     public void Read() {
         byte[] buf = new byte[256];
+        boolean success = true;
+        String data;
 
-        int readSize = 0;
-        readSize = mPhysicaloid.read(buf);
-
-        if (readSize > 0) {
+        if (mPhysicaloid.read(buf) > 0) {
             try {
-                AfterRead(true, new String(buf, "UTF-8"));
-                return;
+                data = new String(buf, "UTF-8");
             } catch (UnsupportedEncodingException e) {
+                success = false;
+                data = "";
                 Log.e(LOG_TAG, e.getMessage());
             }
         }
-        AfterRead(false, "");
+        AfterRead(success, data);
     }
 
     @SimpleFunction(description = "Write Data to Serial")

diff --git a/Arduino.java b/Arduino.java
@@ -17,7 +17,7 @@
 
 import java.io.UnsupportedEncodingException;
 
-@DesignerComponent(version = 4,
+@DesignerComponent(version = 5,
     description = "Arduino USB Serial Extension by Pavitra.",
     category = ComponentCategory.EXTENSION,
     nonVisible = true,

diff --git a/Arduino.java b/Arduino.java
@@ -15,11 +15,13 @@
 import com.google.appinventor.components.runtime.*;
 import com.google.appinventor.components.common.*;
 
+import java.io.UnsupportedEncodingException;
+
 @DesignerComponent(version = 4,
-        description = "Arduino USB Serial Extension by Pavitra.",
-        category = ComponentCategory.EXTENSION,
-        nonVisible = true,
-        iconName = "images/extension.png")
+    description = "Arduino USB Serial Extension by Pavitra.",
+    category = ComponentCategory.EXTENSION,
+    nonVisible = true,
+    iconName = "images/extension.png")
 @SimpleObject(external = true)
 @UsesLibraries(libraries = "physicaloid.jar")
 public class Arduino extends AndroidNonvisibleComponent implements Component {
@@ -50,7 +52,7 @@ public boolean Open() {
     }
 
     @SimpleFunction
-    public void Close() {
+    public boolean Close() {
         Log.d(LOG_TAG, "Closing connection");
         return mPhysicaloid.close();
     }
@@ -70,10 +72,14 @@ public void Read() {
         readSize = mPhysicaloid.read(buf);
 
         if (readSize > 0) {
-            AfterRead(true, new String(buf, "UTF-8"));
-        } else {
-            AfterRead(false, "");
+            try {
+                AfterRead(true, new String(buf, "UTF-8"));
+                return;
+            } catch (UnsupportedEncodingException e) {
+                Log.e(LOG_TAG, e.getMessage());
+            }
         }
+        AfterRead(false, "");
     }
 
     @SimpleFunction(description = "Write Data to Serial")

diff --git a/Arduino.java b/Arduino.java
@@ -1,133 +1,96 @@
-/*
-Copyright 2017 Pavitra, All rights reserved
-Released under the Apache License, Version 2.0
-http://www.apache.org/licenses/LICENSE-2.0
-*/
+//  Copyright 2017 Pavitra, All rights reserved
+//  Released under the Apache License, Version 2.0
+//  http://www.apache.org/licenses/LICENSE-2.0
 
 package com.pavitra;
 
 import android.content.Context;
 import android.app.Activity;
-import android.os.Bundle;
 import android.util.Log;
 import android.widget.Toast;
 
-//import java.io.UnsupportedEncodingException;
-
 import com.physicaloid.lib.*;
 
 import com.google.appinventor.components.annotations.*;
 import com.google.appinventor.components.runtime.*;
 import com.google.appinventor.components.common.*;
 
-@DesignerComponent(version = Arduino.VERSION,
-                   description = "Arduino USB Serial Extension by Pavitra.\nVersion: " + Arduino.VERSION,
-                   category = ComponentCategory.EXTENSION,
-                   nonVisible = true,
-                   iconName = "images/extension.png")		   
+@DesignerComponent(version = 4,
+        description = "Arduino USB Serial Extension by Pavitra.",
+        category = ComponentCategory.EXTENSION,
+        nonVisible = true,
+        iconName = "images/extension.png")
 @SimpleObject(external = true)
 @UsesLibraries(libraries = "physicaloid.jar")
-
 public class Arduino extends AndroidNonvisibleComponent implements Component {
-  public static final int VERSION = 3;
-  private ComponentContainer container;
-  private Context context;
-  private final Activity activity;
-  private static final String LOG_TAG = "Arduino USB Serial Extension";
-  private boolean suppressToast = false;
-  private String str;
-  private int baudRate = 9600;
-
-  Physicaloid mPhysicaloid;
-
-  public Arduino(ComponentContainer container) {
-    super(container.$form());
-    this.container = container;
-	context = (Context) container.$context();
-    activity = (Activity) container.$context();
-    Log.d(LOG_TAG, "Arduino USB Serial Extension Created");
-  }
-
-  @SimpleFunction(description="Initialize")
-  public void Initialize() {
-  mPhysicaloid = new Physicaloid(this.context);
-
-  showToast("Arduino Initialised");
-  }
-
-  @SimpleFunction(description="Open connection. Default baud rate is 9600 bps")
-  public void Open() {
-  mPhysicaloid.open();
-
-  showToast("Opened");
-  }
-
-  @SimpleFunction(description="Close connection")
-  public void Close() {
-  mPhysicaloid.close();
-
-  showToast("Closed");
-  }
-
-  @SimpleFunction(description="Baud Rate")
-  public void BaudRate(int baudRate) {
-	  this.baudRate = baudRate;
-	  mPhysicaloid.setBaudrate(baudRate);
-
-	  showToast("Closed");
-  }
-
-  @SimpleFunction(description="Read from Serial")
-  public String Read() {
-	byte[] buf = new byte[256];
-
-    int readSize=0;
-    readSize = mPhysicaloid.read(buf, buf.length);
-
-    if(readSize>0) {
-      try { 
-          str = new String(buf);
-    } catch (RuntimeException e) {
-			showToast(e.toString());
-            } 
+    private static final String LOG_TAG = "Arduino USB Serial Extension";
+
+    private Context context;
+
+    Physicaloid mPhysicaloid;
+
+    private int baudRate = 9600;
+
+    public Arduino(ComponentContainer container) {
+        super(container.$form());
+        context = container.$context();
+        Log.d(LOG_TAG, "Created");
+    }
+
+    @SimpleFunction
+    public void Initialize() {
+        mPhysicaloid = new Physicaloid(context);
+        Log.d(LOG_TAG, "Initialized");
+    }
+
+    @SimpleFunction
+    public boolean Open() {
+        Log.d(LOG_TAG, "Opening connection");
+        return mPhysicaloid.open();
+    }
+
+    @SimpleFunction
+    public void Close() {
+        Log.d(LOG_TAG, "Closing connection");
+        return mPhysicaloid.close();
+    }
+
+    @SimpleFunction(description = "Default baud rate is 9600 bps")
+    public void BaudRate(int baudRate) {
+        this.baudRate = baudRate;
+        mPhysicaloid.setBaudrate(baudRate);
+        Log.d(LOG_TAG, "Baud Rate: " + baudRate);
+    }
+
+    @SimpleFunction(description = "Read from Serial")
+    public void Read() {
+        byte[] buf = new byte[256];
+
+        int readSize = 0;
+        readSize = mPhysicaloid.read(buf);
+
+        if (readSize > 0) {
+            AfterRead(true, new String(buf, "UTF-8"));
+        } else {
+            AfterRead(false, "");
+        }
+    }
+
+    @SimpleFunction(description = "Write Data to Serial")
+    public void Write(String writeData) {
+        if (!writeData.isEmpty()) {
+            byte[] buf = writeData.getBytes();
+            mPhysicaloid.write(buf);
         }
-
-		/* mPhysicaloid.read(buf, buf.length);
-		String str = new String(buf);*/
-
-		showToast("Reading: " + str);
-
-		return str;
-  }
-
-  @SimpleFunction(description="Write Data to Serial")
-  public void Write(String writeData) {
-	String str = writeData;
-        if(str.length()>0) {
-            byte[] buf = str.getBytes();   
-            mPhysicaloid.write(buf, buf.length);
-
-			showToast("Writing: " + str);
-        } 
-  }
-
-  //Show Toast
-  @DesignerProperty(editorType = PropertyTypeConstants.PROPERTY_TYPE_BOOLEAN,
-      defaultValue = "false")
-  @SimpleProperty
-  public void SuppressToast(boolean suppressToast) {
-    this.suppressToast = suppressToast;
-  }
-
-  @SimpleProperty(category = PropertyCategory.BEHAVIOR,
-      description = "whether Toast should be suppressed")
-  public boolean SuppressToast() {
-    return suppressToast;
-  }
-
-  private void showToast(String message) {
-        if (!suppressToast) {
-		Toast.makeText(this.context, message, Toast.LENGTH_SHORT).show();
-		}
+    }
+
+    @SimpleFunction
+    public boolean IsOpened() {
+        return mPhysicaloid.isOpened();
+    }
+
+    @SimpleEvent
+    public void AfterRead(boolean success, String data) {
+        EventDispatcher.dispatchEvent(this, "AfterRead", success, data);
     }
 }
diff --git a/Arduino.java b/Arduino.java
@@ -0,0 +1,133 @@
+/*
+Copyright 2017 Pavitra, All rights reserved
+Released under the Apache License, Version 2.0
+http://www.apache.org/licenses/LICENSE-2.0
+*/
+
+package com.pavitra;
+
+import android.content.Context;
+import android.app.Activity;
+import android.os.Bundle;
+import android.util.Log;
+import android.widget.Toast;
+
+//import java.io.UnsupportedEncodingException;
+
+import com.physicaloid.lib.*;
+
+import com.google.appinventor.components.annotations.*;
+import com.google.appinventor.components.runtime.*;
+import com.google.appinventor.components.common.*;
+
+@DesignerComponent(version = Arduino.VERSION,
+                   description = "Arduino USB Serial Extension by Pavitra.\nVersion: " + Arduino.VERSION,
+                   category = ComponentCategory.EXTENSION,
+                   nonVisible = true,
+                   iconName = "images/extension.png")		   
+@SimpleObject(external = true)
+@UsesLibraries(libraries = "physicaloid.jar")
+
+public class Arduino extends AndroidNonvisibleComponent implements Component {
+  public static final int VERSION = 3;
+  private ComponentContainer container;
+  private Context context;
+  private final Activity activity;
+  private static final String LOG_TAG = "Arduino USB Serial Extension";
+  private boolean suppressToast = false;
+  private String str;
+  private int baudRate = 9600;
+
+  Physicaloid mPhysicaloid;
+
+  public Arduino(ComponentContainer container) {
+    super(container.$form());
+    this.container = container;
+	context = (Context) container.$context();
+    activity = (Activity) container.$context();
+    Log.d(LOG_TAG, "Arduino USB Serial Extension Created");
+  }
+
+  @SimpleFunction(description="Initialize")
+  public void Initialize() {
+  mPhysicaloid = new Physicaloid(this.context);
+
+  showToast("Arduino Initialised");
+  }
+
+  @SimpleFunction(description="Open connection. Default baud rate is 9600 bps")
+  public void Open() {
+  mPhysicaloid.open();
+
+  showToast("Opened");
+  }
+
+  @SimpleFunction(description="Close connection")
+  public void Close() {
+  mPhysicaloid.close();
+
+  showToast("Closed");
+  }
+
+  @SimpleFunction(description="Baud Rate")
+  public void BaudRate(int baudRate) {
+	  this.baudRate = baudRate;
+	  mPhysicaloid.setBaudrate(baudRate);
+
+	  showToast("Closed");
+  }
+
+  @SimpleFunction(description="Read from Serial")
+  public String Read() {
+	byte[] buf = new byte[256];
+
+    int readSize=0;
+    readSize = mPhysicaloid.read(buf, buf.length);
+
+    if(readSize>0) {
+      try { 
+          str = new String(buf);
+    } catch (RuntimeException e) {
+			showToast(e.toString());
+            } 
+        }
+
+		/* mPhysicaloid.read(buf, buf.length);
+		String str = new String(buf);*/
+
+		showToast("Reading: " + str);
+
+		return str;
+  }
+
+  @SimpleFunction(description="Write Data to Serial")
+  public void Write(String writeData) {
+	String str = writeData;
+        if(str.length()>0) {
+            byte[] buf = str.getBytes();   
+            mPhysicaloid.write(buf, buf.length);
+
+			showToast("Writing: " + str);
+        } 
+  }
+
+  //Show Toast
+  @DesignerProperty(editorType = PropertyTypeConstants.PROPERTY_TYPE_BOOLEAN,
+      defaultValue = "false")
+  @SimpleProperty
+  public void SuppressToast(boolean suppressToast) {
+    this.suppressToast = suppressToast;
+  }
+
+  @SimpleProperty(category = PropertyCategory.BEHAVIOR,
+      description = "whether Toast should be suppressed")
+  public boolean SuppressToast() {
+    return suppressToast;
+  }
+
+  private void showToast(String message) {
+        if (!suppressToast) {
+		Toast.makeText(this.context, message, Toast.LENGTH_SHORT).show();
+		}
+    }
+}