Android: greatly simplify Android YesNo and KeyboardInput widgets

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@28513 a1c6a512-1295-4272-9138-f99709370657

android/AndroidManifest.xml

@@ -19,14 +19,6 @@
 			</intent-filter>
 		</activity>		
 
-		<activity android:name="KeyboardActivity" 
-				  android:theme="@android:style/Theme.Dialog">
-		</activity>
-		
-		<activity android:name="YesnoActivity" 
-				  android:theme="@android:style/Theme.Dialog">
-		</activity>
-
 		<service android:name=".RockboxService"/>
 
 		<receiver android:name=".Helper.MediaButtonReceiver$MediaReceiver"

android/src/org/rockbox/HostCallback.java

@@ -1,8 +0,0 @@
-package org.rockbox;
-
-import android.content.Intent;
-
-public interface HostCallback 
-{
-    public void onComplete(int resultCode, Intent data);
-}

android/src/org/rockbox/KeyboardActivity.java

@@ -1,49 +0,0 @@
-package org.rockbox;
-
-import android.app.Activity;
-import android.app.AlertDialog;
-import android.app.Dialog;
-import android.content.DialogInterface;
-import android.os.Bundle;
-import android.text.Editable;
-import android.view.LayoutInflater;
-import android.view.View;
-import android.widget.EditText;
-
-public class KeyboardActivity extends Activity 
-{
-	public void onCreate(Bundle savedInstanceState) 
-	{
-        super.onCreate(savedInstanceState);
-        LayoutInflater inflater=LayoutInflater.from(this);
-		View addView=inflater.inflate(R.layout.keyboardinput, null);
-		EditText input = (EditText) addView.findViewById(R.id.KbdInput);
-        input.setText(getIntent().getStringExtra("value"));
-        new AlertDialog.Builder(this)
-    		.setTitle(R.string.KbdInputTitle)
-    		.setView(addView)
-    		.setIcon(R.drawable.icon)
-    		.setCancelable(false)
-    		.setPositiveButton(R.string.OK, new DialogInterface.OnClickListener() 
-    		{
-    			public void onClick(DialogInterface dialog, int whichButton) {
-    				EditText input = (EditText)((Dialog)dialog)
-    				                        .findViewById(R.id.KbdInput);
-    				Editable s = input.getText();
-    				getIntent().putExtra("value", s.toString());
-    				setResult(RESULT_OK, getIntent());
-    				finish();
-    			}
-    		})
-
-    		.setNegativeButton(R.string.Cancel, new DialogInterface.OnClickListener() 
-    		{
-    			public void onClick(DialogInterface dialog, int whichButton) 
-    			{
-    				setResult(RESULT_CANCELED, getIntent());
-    				finish();
-    			}
-    		})
-    		.show();
-    }
-}

android/src/org/rockbox/RockboxActivity.java

@@ -146,23 +146,6 @@ public class RockboxActivity extends Activity
         rbservice.set_activity(null);
     }
 
-    private HostCallback hostcallback = null;
-    public void waitForActivity(Intent i, HostCallback callback)
-    {
-    	if (hostcallback !=  null)
-    	{
-    		LOG("Something has gone wrong");
-        }
-        hostcallback = callback;
-        startActivityForResult(i, 0);
-    }
-
-    public void onActivityResult(int requestCode, int resultCode, Intent data)
-    {
-        hostcallback.onComplete(resultCode, data);
-        hostcallback = null;
-    }
-
     private void LOG(CharSequence text)
     {
         Log.d("Rockbox", (String) text);

android/src/org/rockbox/RockboxKeyboardInput.java

@@ -23,33 +23,57 @@ package org.rockbox;
 
 
 import android.app.Activity;
-import android.content.Intent;
+import android.app.AlertDialog;
+import android.app.Dialog;
+import android.content.DialogInterface;
+import android.text.Editable;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.widget.EditText;
 
 public class RockboxKeyboardInput
 {
-	private String result;
+    public void kbd_input(final String text)
-	
-    public RockboxKeyboardInput()
     {
-        result = null;
+        final Activity c = RockboxService.get_instance().get_activity();
-    }    
 
-    public void kbd_input(String text) 
+        c.runOnUiThread(new Runnable() {
-    {
+            @Override
-        RockboxActivity a = (RockboxActivity) RockboxService.get_instance().get_activity();
+            public void run()
-        Intent kbd = new Intent(a, KeyboardActivity.class);
-        kbd.putExtra("value", text);
-        a.waitForActivity(kbd, new HostCallback()
-        {
-            public void onComplete(int resultCode, Intent data) 
             {
-                put_result(resultCode == Activity.RESULT_OK, 
+                LayoutInflater inflater = LayoutInflater.from(c);
-                           data.getStringExtra("value"));
+                View addView = inflater.inflate(R.layout.keyboardinput, null);
+                EditText input = (EditText) addView.findViewById(R.id.KbdInput);
+                input.setText(text);
+                new AlertDialog.Builder(c)
+                    .setTitle(R.string.KbdInputTitle)
+                    .setView(addView)
+                    .setIcon(R.drawable.icon)
+                    .setCancelable(false)
+                    .setPositiveButton(R.string.OK, new DialogInterface.OnClickListener()
+                    {
+                        public void onClick(DialogInterface dialog, int whichButton) {
+                            EditText input = (EditText)((Dialog)dialog)
+                                                    .findViewById(R.id.KbdInput);
+                            Editable s = input.getText();
+                            put_result(true, s.toString());
+                        }
+                    })
+                    .setNegativeButton(R.string.Cancel, new DialogInterface.OnClickListener()
+                    {
+                        public void onClick(DialogInterface dialog, int whichButton)
+                        {
+                            put_result(false, "");
+                        }
+                    })
+                    .show();
             }
         });
     }
 
     private native void put_result(boolean accepted, String new_string);
+
+    @SuppressWarnings("unused")
     public boolean is_usable()
     {
         return RockboxService.get_instance().get_activity() != null;

android/src/org/rockbox/RockboxYesno.java

@@ -22,21 +22,40 @@
 package org.rockbox;
 
 import android.app.Activity;
-import android.content.Intent;
+import android.app.AlertDialog;
+import android.content.DialogInterface;
 
 public class RockboxYesno
 {
     @SuppressWarnings("unused")
-    private void yesno_display(String text) 
+    private void yesno_display(final String text)
     {
-        RockboxActivity a = (RockboxActivity) RockboxService.get_instance().get_activity();
+        final Activity c = RockboxService.get_instance().get_activity();
-        Intent kbd = new Intent(a, YesnoActivity.class);
+
-        kbd.putExtra("value", text);
+        c.runOnUiThread(new Runnable() {
-        a.waitForActivity(kbd, new HostCallback()
+            @Override
-        {
+            public void run()
-            public void onComplete(int resultCode, Intent data) 
             {
-                put_result(resultCode == Activity.RESULT_OK);
+                new AlertDialog.Builder(c)
+                .setTitle(R.string.KbdInputTitle)
+                .setIcon(R.drawable.icon)
+                .setCancelable(false)
+                .setMessage(text)
+                .setPositiveButton(R.string.Yes, new DialogInterface.OnClickListener()
+                {
+                    public void onClick(DialogInterface dialog, int whichButton)
+                    {
+                        put_result(true);
+                    }
+                })
+                .setNegativeButton(R.string.No, new DialogInterface.OnClickListener()
+                {
+                    public void onClick(DialogInterface dialog, int whichButton)
+                    {
+                        put_result(false);
+                    }
+                })
+                .show();
             }
         });
     }

android/src/org/rockbox/YesnoActivity.java

@@ -1,36 +0,0 @@
-package org.rockbox;
-
-import android.app.Activity;
-import android.app.AlertDialog;
-import android.content.DialogInterface;
-import android.os.Bundle;
-
-public class YesnoActivity extends Activity 
-{
-	public void onCreate(Bundle savedInstanceState) 
-	{
-        super.onCreate(savedInstanceState);
-        new AlertDialog.Builder(this)
-    		.setTitle(R.string.KbdInputTitle)
-    		.setIcon(R.drawable.icon)
-    		.setCancelable(false)
-    		.setMessage(getIntent().getStringExtra("value"))
-    		.setPositiveButton(R.string.Yes, new DialogInterface.OnClickListener() 
-    		{
-    		    public void onClick(DialogInterface dialog, int whichButton) {
-                    setResult(RESULT_OK, getIntent());
-                    finish();
-                }
-            })
-
-            .setNegativeButton(R.string.No, new DialogInterface.OnClickListener() 
-            {
-                public void onClick(DialogInterface dialog, int whichButton) 
-                {
-                    setResult(RESULT_CANCELED, getIntent());
-                    finish();
-                }
-            })
-            .show();
-    }
-}