зеркало из https://github.com/mozilla/gecko-dev.git
Bug 971939 - Use a native intent chooser for the FilePicker. r=lucasr
This commit is contained in:
Wes Johnston
Родитель
8a1fce4f69
Коммит
e16a019839
|
|
@ -22,12 +22,16 @@ import android.content.pm.PackageManager;
|
|||
import android.content.pm.ResolveInfo;
|
||||
import android.net.Uri;
|
||||
import android.os.Environment;
|
||||
import android.os.Parcelable;
|
||||
import android.provider.MediaStore;
|
||||
import android.util.Log;
|
||||
|
||||
import java.io.File;
|
||||
import java.util.ArrayList;
|
||||
import java.util.List;
|
||||
import java.util.HashMap;
|
||||
import java.util.Iterator;
|
||||
import java.util.List;
|
||||
import java.util.concurrent.ConcurrentLinkedQueue;
|
||||
import java.util.concurrent.TimeUnit;
|
||||
|
||||
|
|
@ -79,75 +83,86 @@ public class ActivityHandlerHelper implements GeckoEventListener {
|
|||
activity.startActivityForResult(intent, mActivityResultHandlerMap.put(activityResultHandler));
|
||||
}
|
||||
|
||||
private int addIntentActivitiesToList(Context context, Intent intent, ArrayList<Prompt.PromptListItem> items, ArrayList<Intent> aIntents) {
|
||||
private void addActivities(Context context, Intent intent, HashMap<String, Intent> intents, HashMap<String, Intent> filters) {
|
||||
PackageManager pm = context.getPackageManager();
|
||||
List<ResolveInfo> lri = pm.queryIntentActivityOptions(GeckoAppShell.getGeckoInterface().getActivity().getComponentName(), null, intent, 0);
|
||||
|
||||
if (lri == null) {
|
||||
return 0;
|
||||
}
|
||||
|
||||
for (ResolveInfo ri : lri) {
|
||||
Intent rintent = new Intent(intent);
|
||||
rintent.setComponent(new ComponentName(
|
||||
ri.activityInfo.applicationInfo.packageName,
|
||||
ri.activityInfo.name));
|
||||
|
||||
Prompt.PromptListItem item = new Prompt.PromptListItem(ri.loadLabel(pm).toString());
|
||||
item.icon = ri.loadIcon(pm);
|
||||
items.add(item);
|
||||
aIntents.add(rintent);
|
||||
ComponentName cn = new ComponentName(ri.activityInfo.applicationInfo.packageName, ri.activityInfo.name);
|
||||
if (filters != null && !filters.containsKey(cn.toString())) {
|
||||
Intent rintent = new Intent(intent);
|
||||
rintent.setComponent(cn);
|
||||
intents.put(cn.toString(), rintent);
|
||||
}
|
||||
}
|
||||
|
||||
return lri.size();
|
||||
}
|
||||
|
||||
private int addFilePickingActivities(Context context, ArrayList<Prompt.PromptListItem> aItems, String aType, ArrayList<Intent> aIntents) {
|
||||
private Intent getIntent(Context context, String mimeType) {
|
||||
Intent intent = new Intent(Intent.ACTION_GET_CONTENT);
|
||||
intent.setType(aType);
|
||||
intent.setType(mimeType);
|
||||
intent.addCategory(Intent.CATEGORY_OPENABLE);
|
||||
|
||||
return addIntentActivitiesToList(context, intent, aItems, aIntents);
|
||||
return intent;
|
||||
}
|
||||
|
||||
private Prompt.PromptListItem[] getItemsAndIntentsForFilePicker(Context context, String aMimeType, final FilePickerResultHandler fileHandler, ArrayList<Intent> aIntents) {
|
||||
ArrayList<Prompt.PromptListItem> items = new ArrayList<Prompt.PromptListItem>();
|
||||
private List<Intent> getIntentsForFilePicker(final Context context,
|
||||
final String mimeType,
|
||||
final FilePickerResultHandler fileHandler) {
|
||||
// The base intent to use for the file picker. Even if this is an implicit intent, Android will
|
||||
// still show a list of Activitiees that match this action/type.
|
||||
Intent baseIntent;
|
||||
// A HashMap of Activities the base intent will show in the chooser. This is used
|
||||
// to filter activities from other intents so that we don't show duplicates.
|
||||
HashMap<String, Intent> baseIntents = new HashMap<String, Intent>();
|
||||
// A list of other activities to shwo in the picker (and the intents to launch them).
|
||||
HashMap<String, Intent> intents = new HashMap<String, Intent> ();
|
||||
|
||||
if (aMimeType.equals("audio/*")) {
|
||||
if (addFilePickingActivities(context, items, "audio/*", aIntents) <= 0) {
|
||||
addFilePickingActivities(context, items, "*/*", aIntents);
|
||||
}
|
||||
} else if (aMimeType.equals("image/*")) {
|
||||
Intent intent = new Intent(MediaStore.ACTION_IMAGE_CAPTURE);
|
||||
intent.putExtra(MediaStore.EXTRA_OUTPUT,
|
||||
if ("audio/*".equals(mimeType)) {
|
||||
// For audio the only intent is the mimetype
|
||||
baseIntent = getIntent(context, mimeType);
|
||||
addActivities(context, baseIntent, baseIntents, null);
|
||||
} else if ("image/*".equals(mimeType)) {
|
||||
// For images the base is a capture intent
|
||||
baseIntent = new Intent(MediaStore.ACTION_IMAGE_CAPTURE);
|
||||
baseIntent.putExtra(MediaStore.EXTRA_OUTPUT,
|
||||
Uri.fromFile(new File(Environment.getExternalStorageDirectory(),
|
||||
fileHandler.generateImageName())));
|
||||
addIntentActivitiesToList(context, intent, items, aIntents);
|
||||
addActivities(context, baseIntent, baseIntents, null);
|
||||
|
||||
if (addFilePickingActivities(context, items, "image/*", aIntents) <= 0) {
|
||||
addFilePickingActivities(context, items, "*/*", aIntents);
|
||||
}
|
||||
} else if (aMimeType.equals("video/*")) {
|
||||
Intent intent = new Intent(MediaStore.ACTION_VIDEO_CAPTURE);
|
||||
addIntentActivitiesToList(context, intent, items, aIntents);
|
||||
// We also add the mimetype intent
|
||||
addActivities(context, getIntent(context, mimeType), intents, baseIntents);
|
||||
} else if ("video/*".equals(mimeType)) {
|
||||
// For videos the base is a capture intent
|
||||
baseIntent = new Intent(MediaStore.ACTION_VIDEO_CAPTURE);
|
||||
addActivities(context, baseIntent, baseIntents, null);
|
||||
|
||||
if (addFilePickingActivities(context, items, "video/*", aIntents) <= 0) {
|
||||
addFilePickingActivities(context, items, "*/*", aIntents);
|
||||
}
|
||||
// We also add the mimetype intent
|
||||
addActivities(context, getIntent(context, mimeType), intents, baseIntents);
|
||||
} else {
|
||||
// If we don't have a known mimetype, we just search for */*
|
||||
baseIntent = getIntent(context, "*/*");
|
||||
addActivities(context, baseIntent, baseIntents, null);
|
||||
|
||||
// But we also add the video and audio capture intents
|
||||
Intent intent = new Intent(MediaStore.ACTION_IMAGE_CAPTURE);
|
||||
intent.putExtra(MediaStore.EXTRA_OUTPUT,
|
||||
Uri.fromFile(new File(Environment.getExternalStorageDirectory(),
|
||||
fileHandler.generateImageName())));
|
||||
addIntentActivitiesToList(context, intent, items, aIntents);
|
||||
addActivities(context, intent, intents, baseIntents);
|
||||
|
||||
intent = new Intent(MediaStore.ACTION_VIDEO_CAPTURE);
|
||||
addIntentActivitiesToList(context, intent, items, aIntents);
|
||||
|
||||
addFilePickingActivities(context, items, "*/*", aIntents);
|
||||
addActivities(context, intent, intents, baseIntents);
|
||||
}
|
||||
|
||||
return items.toArray(new Prompt.PromptListItem[] {});
|
||||
// If we didn't find any activities, we fall back to the */* mimetype intent
|
||||
if (baseIntents.size() == 0 && intents.size() == 0) {
|
||||
intents.clear();
|
||||
|
||||
baseIntent = getIntent(context, "*/*");
|
||||
addActivities(context, baseIntent, baseIntents, null);
|
||||
}
|
||||
|
||||
ArrayList<Intent> vals = new ArrayList<Intent>(intents.values());
|
||||
vals.add(0, baseIntent);
|
||||
return vals;
|
||||
}
|
||||
|
||||
private String getFilePickerTitle(Context context, String aMimeType) {
|
||||
|
|
@ -171,10 +186,11 @@ public class ActivityHandlerHelper implements GeckoEventListener {
|
|||
* one of the intents is selected. If the caller passes in null for the handler, will still
|
||||
* prompt for the activity, but will throw away the result.
|
||||
*/
|
||||
private void getFilePickerIntentAsync(final Context context, String aMimeType, final FilePickerResultHandler fileHandler, final IntentHandler handler) {
|
||||
final ArrayList<Intent> intents = new ArrayList<Intent>();
|
||||
final Prompt.PromptListItem[] items =
|
||||
getItemsAndIntentsForFilePicker(context, aMimeType, fileHandler, intents);
|
||||
private void getFilePickerIntentAsync(final Context context,
|
||||
final String mimeType,
|
||||
final FilePickerResultHandler fileHandler,
|
||||
final IntentHandler handler) {
|
||||
List<Intent> intents = getIntentsForFilePicker(context, mimeType, fileHandler);
|
||||
|
||||
if (intents.size() == 0) {
|
||||
Log.i(LOGTAG, "no activities for the file picker!");
|
||||
|
|
@ -182,40 +198,15 @@ public class ActivityHandlerHelper implements GeckoEventListener {
|
|||
return;
|
||||
}
|
||||
|
||||
if (intents.size() == 1) {
|
||||
handler.gotIntent(intents.get(0));
|
||||
Intent base = intents.remove(0);
|
||||
if (intents.size() == 0) {
|
||||
handler.gotIntent(base);
|
||||
return;
|
||||
}
|
||||
|
||||
final Prompt prompt = new Prompt(context, new Prompt.PromptCallback() {
|
||||
public void onPromptFinished(String promptServiceResult) {
|
||||
if (handler == null) {
|
||||
return;
|
||||
}
|
||||
|
||||
int itemId = -1;
|
||||
try {
|
||||
itemId = new JSONObject(promptServiceResult).getInt("button");
|
||||
} catch (JSONException e) {
|
||||
Log.e(LOGTAG, "result from promptservice was invalid: ", e);
|
||||
}
|
||||
|
||||
if (itemId == -1) {
|
||||
handler.gotIntent(null);
|
||||
} else {
|
||||
handler.gotIntent(intents.get(itemId));
|
||||
}
|
||||
}
|
||||
});
|
||||
|
||||
final String title = getFilePickerTitle(context, aMimeType);
|
||||
// Runnable has to be called to show an intent-like
|
||||
// context menu UI using the PromptService.
|
||||
ThreadUtils.postToUiThread(new Runnable() {
|
||||
@Override public void run() {
|
||||
prompt.show(title, "", items, false);
|
||||
}
|
||||
});
|
||||
Intent chooser = Intent.createChooser(base, getFilePickerTitle(context, mimeType));
|
||||
chooser.putExtra(Intent.EXTRA_INITIAL_INTENTS, intents.toArray(new Parcelable[]{}));
|
||||
handler.gotIntent(chooser);
|
||||
}
|
||||
|
||||
/* Allows the user to pick an activity to load files from using a list prompt. Then opens the activity and
|
||||
|
|
|
|||
Загрузка…
Ссылка в новой задаче