Added a button that calls notifyDataSetChanged() on the list adapter

dirtyspark23 · Jul 12, 2012 · 1ded7f0 · 1ded7f0
1 parent 365489d
commit 1ded7f0
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Showing 6 changed files with 79 additions and 8 deletions.
diff --git a/demo/res/layout/single_table_base_list_activity.xml b/demo/res/layout/single_table_base_list_activity.xml
@@ -1,8 +1,20 @@
 <?xml version="1.0" encoding="utf-8"?>
+<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    android:layout_width="fill_parent"
+    android:layout_height="fill_parent"
+    android:orientation="vertical" >
 
-<ListView
-  xmlns:android="http://schemas.android.com/apk/res/android"
-  android:id="@android:id/android:list"
-  android:layout_height="match_parent"
-  android:layout_width="match_parent"
-  android:smoothScrollbar="true" />
+<!--     added by dwa012 -->
+    <Button
+        android:id="@+id/refresh_button"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:text="refresh" />
+
+    <ListView
+        android:id="@android:id/android:list"
+        android:layout_width="match_parent"
+        android:layout_height="match_parent"
+        android:smoothScrollbar="true" />
+
+</LinearLayout>
diff --git a/demo/src/com/novoda/imageloader/demo/DemoApplication.java b/demo/src/com/novoda/imageloader/demo/DemoApplication.java
@@ -57,7 +57,8 @@ private void verboseImageManagerSettings() {
         settingsBuilder.withAsyncTasks(false);
 
         //You can set a specific directory for caching files on the sdcard
-        settingsBuilder.withCacheDir(new File("/something"));
+//        settingsBuilder.withCacheDir(new File("/something"));
+
 
         //Setting this to false means that file cache will use the url without the query part
         //for the generation of the hashname

diff --git a/demo/src/com/novoda/imageloader/demo/activity/BigImages.java b/demo/src/com/novoda/imageloader/demo/activity/BigImages.java
@@ -3,6 +3,8 @@
 import android.database.Cursor;
 import android.os.Bundle;
 import android.view.View;
+import android.view.View.OnClickListener;
+import android.widget.Button;
 import android.widget.ImageView;
 import android.widget.SimpleCursorAdapter.ViewBinder;
 
@@ -43,6 +45,19 @@ public void onCreate(Bundle savedInstanceState) {
         imageTagFactory = new ImageTagFactory(this, R.drawable.bg_img_loading);
         imageTagFactory.setErrorImageId(R.drawable.bg_img_notfound);
         setAdapter();
+
+      //added by dwa012
+        Button button = (Button) this.findViewById(R.id.refresh_button);
+        button.setOnClickListener(new OnClickListener(){
+
+			@Override
+			public void onClick(View v) {
+				refreshData();
+
+
+			}
+
+        });
     }
 
     /**

diff --git a/demo/src/com/novoda/imageloader/demo/activity/ImageLongList.java b/demo/src/com/novoda/imageloader/demo/activity/ImageLongList.java
@@ -3,6 +3,8 @@
 import android.database.Cursor;
 import android.os.Bundle;
 import android.view.View;
+import android.view.View.OnClickListener;
+import android.widget.Button;
 import android.widget.ImageView;
 import android.widget.SimpleCursorAdapter.ViewBinder;
 
@@ -47,6 +49,19 @@ public void onCreate(Bundle savedInstanceState) {
         imageTagFactory.setErrorImageId(R.drawable.bg_img_notfound);
         imageTagFactory.setSaveThumbnail(true);
         setAdapter();
+
+      //added by dwa012
+        Button button = (Button) this.findViewById(R.id.refresh_button);
+        button.setOnClickListener(new OnClickListener(){
+
+			@Override
+			public void onClick(View v) {
+				refreshData();
+
+
+			}
+
+        });
     }
 
     /**

diff --git a/demo/src/com/novoda/imageloader/demo/activity/LongSmallImageList.java b/demo/src/com/novoda/imageloader/demo/activity/LongSmallImageList.java
@@ -3,7 +3,10 @@
 import android.database.Cursor;
 import android.os.Bundle;
 import android.view.View;
+import android.view.View.OnClickListener;
+import android.widget.Button;
 import android.widget.ImageView;
+import android.widget.ListView;
 import android.widget.SimpleCursorAdapter.ViewBinder;
 
 import com.novoda.imageloader.core.ImageManager;
@@ -50,6 +53,19 @@ public void onCreate(Bundle savedInstanceState) {
         imageTagFactory.setErrorImageId(R.drawable.bg_img_notfound);
         imageTagFactory.setSaveThumbnail(true);
         setAdapter();
+
+        //added by dwa012
+        Button button = (Button) this.findViewById(R.id.refresh_button);
+        button.setOnClickListener(new OnClickListener(){
+
+			@Override
+			public void onClick(View v) {
+				refreshData();
+
+
+			}
+
+        });
     }
 
     /**

diff --git a/demo/src/com/novoda/imageloader/demo/activity/base/SingleTableBaseListActivity.java b/demo/src/com/novoda/imageloader/demo/activity/base/SingleTableBaseListActivity.java
@@ -13,6 +13,9 @@ public abstract class SingleTableBaseListActivity extends ListActivity {
 
     private static final String[] FROM = new String[] { "url" };
     private static final int[] TO = new int[] { R.id.list_item_image };
+
+    //added by dwa012
+    private SimpleCursorAdapter adapter;
 
     protected int getImageItem() {
         return R.layout.image_item;
@@ -30,14 +33,23 @@ private Cursor getCursor() {
     protected abstract String getTableName();
 
     protected void setAdapter() {
-        SimpleCursorAdapter adapter = initAdapter();
+
+    	//changed by dwa012
+//        SimpleCursorAdapter adapter = initAdapter();
+    	adapter = initAdapter();
         ListView lv = getListView();
         ViewBinder binder = getViewBinder();
         if (binder != null) {
             adapter.setViewBinder(binder);
         }
         lv.setAdapter(adapter);
     }
+
+    //added by dwa012
+    protected void refreshData(){
+    	adapter.notifyDataSetChanged();
+    }
+
 
     protected abstract ViewBinder getViewBinder();