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Use image alpha to make images transparent while loading

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This commit is contained in:
Cameron Gutman 2015-02-07 06:23:35 -05:00
parent a8bf2cd1cf
commit 265b3f9963
1 changed files with 5 additions and 6 deletions
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11
app/src/main/java/com/limelight/grid/AppGridAdapter.java
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@ -4,7 +4,6 @@ import android.content.Context;
import android.graphics.Bitmap; import android.graphics.Bitmap;
import android.graphics.BitmapFactory; import android.graphics.BitmapFactory;
import android.os.AsyncTask; import android.os.AsyncTask;
import android.view.View;
import android.widget.ImageView; import android.widget.ImageView;
import android.widget.TextView; import android.widget.TextView;
@ -166,8 +165,8 @@ public class AppGridAdapter extends GenericGridAdapter<AppView.AppObject> {
@Override @Override
public boolean populateImageView(final ImageView imgView, final AppView.AppObject obj) { public boolean populateImageView(final ImageView imgView, final AppView.AppObject obj) {
// Hide the image view while we're loading the image from disk cache // Clear existing contents of the image view
imgView.setVisibility(View.INVISIBLE); imgView.setImageAlpha(0);
// Check the on-disk cache // Check the on-disk cache
new ImageCacheRequest(imgView, obj.app.getAppId()).execute(); new ImageCacheRequest(imgView, obj.app.getAppId()).execute();
@ -229,7 +228,7 @@ public class AppGridAdapter extends GenericGridAdapter<AppView.AppObject> {
// Disk cache was read successfully // Disk cache was read successfully
LimeLog.info("Image disk cache hit for ("+computer.uuid+", "+appId+")"); LimeLog.info("Image disk cache hit for ("+computer.uuid+", "+appId+")");
view.setImageBitmap(result); view.setImageBitmap(result);
view.setVisibility(View.VISIBLE); view.setImageAlpha(255);
} }
else { else {
LimeLog.info("Image disk cache miss for ("+computer.uuid+", "+appId+")"); LimeLog.info("Image disk cache miss for ("+computer.uuid+", "+appId+")");
@ -238,7 +237,7 @@ public class AppGridAdapter extends GenericGridAdapter<AppView.AppObject> {
// Load the placeholder image // Load the placeholder image
view.setImageResource(defaultImageRes); view.setImageResource(defaultImageRes);
view.setVisibility(View.VISIBLE); view.setImageAlpha(255);
// Set SSL contexts correctly to allow us to authenticate // Set SSL contexts correctly to allow us to authenticate
Ion.getDefault(context).getHttpClient().getSSLSocketMiddleware().setTrustManagers(trustAllCerts); Ion.getDefault(context).getHttpClient().getSSLSocketMiddleware().setTrustManagers(trustAllCerts);
@ -261,7 +260,7 @@ public class AppGridAdapter extends GenericGridAdapter<AppView.AppObject> {
if (result != null) { if (result != null) {
// Make the view visible now // Make the view visible now
view.setImageBitmap(result); view.setImageBitmap(result);
view.setVisibility(View.VISIBLE); view.setImageAlpha(255);
// Populate the disk cache if we got an image back. // Populate the disk cache if we got an image back.
// We do it in a new thread because it can be very expensive, especially // We do it in a new thread because it can be very expensive, especially