Refactoring API level detection.

2010-10-11 22:28:02 -03:00
commit dd9dd8ee81
249 changed files with 36595 additions and 0 deletions
@@ -0,0 +1,155 @@
+/*
+ * Copyright 2010 Google Inc.
+ * 
+ * Licensed under the Apache License, Version 2.0 (the "License"); you may not
+ * use this file except in compliance with the License. You may obtain a copy of
+ * the License at
+ * 
+ * http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+ * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+ * License for the specific language governing permissions and limitations under
+ * the License.
+ */
+
+package com.google.android.apps.mytracks.services;
+
+import com.google.android.apps.mytracks.MyTracksConstants;
+import com.google.android.maps.mytracks.R;
+
+import android.content.Context;
+import android.telephony.PhoneStateListener;
+import android.telephony.SignalStrength;
+import android.telephony.TelephonyManager;
+import android.util.Log;
+
+/**
+ * A class to monitor the network signal strength.
+ *
+ * @author Sandor Dornbush
+ */
+public class SignalStrengthTaskModern extends SignalStrengthTask {
+
+  private SignalStrength signalStrength = null;
+
+  public SignalStrengthTaskModern(Context c) {
+    super(c);
+  }
+
+  @Override
+  protected int getListenEvents() {
+    return PhoneStateListener.LISTEN_SIGNAL_STRENGTHS;
+  }
+
+  /**
+   * Gets a human readable description for the network type.
+   *
+   * @param type The integer constant for the network type
+   * @return A human readable description of the network type
+   */
+  @Override
+  protected String getTypeAsString(int type) {
+    switch (type) {
+      case TelephonyManager.NETWORK_TYPE_1xRTT:
+        return "1xRTT";
+      case TelephonyManager.NETWORK_TYPE_CDMA:
+        return "CDMA";
+      case TelephonyManager.NETWORK_TYPE_EDGE:
+        return "EDGE";
+      case TelephonyManager.NETWORK_TYPE_EVDO_0:
+        return "EVDO 0";
+      case TelephonyManager.NETWORK_TYPE_EVDO_A:
+        return "EVDO A";
+      case TelephonyManager.NETWORK_TYPE_GPRS:
+        return "GPRS";
+      case TelephonyManager.NETWORK_TYPE_HSDPA:
+        return "HSDPA";
+      case TelephonyManager.NETWORK_TYPE_HSPA:
+        return "HSPA";
+      case TelephonyManager.NETWORK_TYPE_HSUPA:
+        return "HSUPA";
+      case TelephonyManager.NETWORK_TYPE_UMTS:
+        return "UMTS";
+      case TelephonyManager.NETWORK_TYPE_UNKNOWN:
+      default:
+        return "UNKNOWN";
+    }
+  }
+
+  /**
+   * Gets the url for the waypoint icon for the current network type.
+   *
+   * @param type The network type
+   * @return A url to a image to use as the waypoint icon
+   */
+  @Override
+  protected String getIcon(int type) {
+    switch (type) {
+      case TelephonyManager.NETWORK_TYPE_1xRTT:
+      case TelephonyManager.NETWORK_TYPE_CDMA:
+      case TelephonyManager.NETWORK_TYPE_GPRS:
+      case TelephonyManager.NETWORK_TYPE_EDGE:
+        return "http://maps.google.com/mapfiles/ms/micons/green.png";
+      case TelephonyManager.NETWORK_TYPE_EVDO_0:
+      case TelephonyManager.NETWORK_TYPE_EVDO_A:
+      case TelephonyManager.NETWORK_TYPE_HSDPA:
+      case TelephonyManager.NETWORK_TYPE_HSPA:
+      case TelephonyManager.NETWORK_TYPE_HSUPA:
+      case TelephonyManager.NETWORK_TYPE_UMTS:
+        return "http://maps.google.com/mapfiles/ms/micons/blue.png";
+      case TelephonyManager.NETWORK_TYPE_UNKNOWN:
+      default:
+        return "http://maps.google.com/mapfiles/ms/micons/red.png";
+    }
+  }
+
+  @Override
+  public String getStrengthAsString() {
+    if (signalStrength == null) {
+      return "Strength: " + getContext().getString(R.string.unknown) + "\n";
+    }
+    StringBuffer sb = new StringBuffer();
+    if (signalStrength.isGsm()) {
+      appendSignal(signalStrength.getGsmSignalStrength(),
+                   R.string.gsm_strength,
+                   sb);
+      maybeAppendSignal(signalStrength.getGsmBitErrorRate(),
+                        R.string.error_rate,
+                        sb);
+    } else {
+      appendSignal(signalStrength.getCdmaDbm(), R.string.cdma_strength, sb);
+      appendSignal(signalStrength.getCdmaEcio() / 10.0, R.string.ecio, sb);
+      appendSignal(signalStrength.getEvdoDbm(), R.string.evdo_strength, sb);
+      appendSignal(signalStrength.getEvdoEcio() / 10.0, R.string.ecio, sb);
+      appendSignal(signalStrength.getEvdoSnr(),
+                   R.string.signal_to_noise_ratio,
+                   sb);
+    }
+    return sb.toString();
+  }
+
+  private void maybeAppendSignal(
+      int signal, int signalFormat, StringBuffer sb) {
+    if (signal > 0) {
+      sb.append(getContext().getString(signalFormat, signal));
+    }
+  }
+
+  private void appendSignal(int signal, int signalFormat, StringBuffer sb) {
+    sb.append(getContext().getString(signalFormat, signal));
+    sb.append("\n");
+  }
+
+  private void appendSignal(double signal, int signalFormat, StringBuffer sb) {
+    sb.append(getContext().getString(signalFormat, signal));
+    sb.append("\n");
+  }
+
+  @Override
+  public void onSignalStrengthsChanged(SignalStrength signalStrength) {
+    Log.d(MyTracksConstants.TAG, "Signal Strength Modern: " + signalStrength);
+    this.signalStrength = signalStrength;
+  }
+}