diff options
Diffstat (limited to 'StoneIsland/platforms/android/src/com/phonegap/plugin/mobileaccessibility/IceCreamSandwichMobileAccessibilityHelper.java')
| -rw-r--r-- | StoneIsland/platforms/android/src/com/phonegap/plugin/mobileaccessibility/IceCreamSandwichMobileAccessibilityHelper.java | 104 |
1 files changed, 104 insertions, 0 deletions
diff --git a/StoneIsland/platforms/android/src/com/phonegap/plugin/mobileaccessibility/IceCreamSandwichMobileAccessibilityHelper.java b/StoneIsland/platforms/android/src/com/phonegap/plugin/mobileaccessibility/IceCreamSandwichMobileAccessibilityHelper.java new file mode 100644 index 00000000..f0cd252e --- /dev/null +++ b/StoneIsland/platforms/android/src/com/phonegap/plugin/mobileaccessibility/IceCreamSandwichMobileAccessibilityHelper.java @@ -0,0 +1,104 @@ +/** + * + * Licensed to the Apache Software Foundation (ASF) under one + * or more contributor license agreements. See the NOTICE file + * distributed with this work for additional information + * regarding copyright ownership. The ASF licenses this file + * to you 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.phonegap.plugin.mobileaccessibility; + +import android.accessibilityservice.AccessibilityServiceInfo; +import android.annotation.TargetApi; +import android.os.Build; +import android.view.accessibility.AccessibilityManager.AccessibilityStateChangeListener; + +import java.lang.IllegalAccessException; +import java.lang.reflect.InvocationTargetException; +import java.lang.reflect.Method; + +@TargetApi(Build.VERSION_CODES.ICE_CREAM_SANDWICH) +public class IceCreamSandwichMobileAccessibilityHelper extends + DonutMobileAccessibilityHelper { + private AccessibilityStateChangeListener mAccessibilityStateChangeListener; + + @Override + public boolean isScreenReaderRunning() { + return mAccessibilityManager.getEnabledAccessibilityServiceList(AccessibilityServiceInfo.FEEDBACK_SPOKEN).size() > 0; + } + + @Override + public void addStateChangeListeners() { + if (mAccessibilityStateChangeListener == null) { + mAccessibilityStateChangeListener = new InternalAccessibilityStateChangeListener(); + } + mAccessibilityManager.addAccessibilityStateChangeListener(mAccessibilityStateChangeListener); + } + + @Override + public void removeStateChangeListeners() { + mAccessibilityManager.removeAccessibilityStateChangeListener(mAccessibilityStateChangeListener); + mAccessibilityStateChangeListener = null; + } + + @Override + public double getTextZoom() { + double zoom = 100; + try { + Method getSettings = mView.getClass().getMethod("getSettings"); + Object wSettings = getSettings.invoke(mView); + Method getTextZoom = wSettings.getClass().getMethod("getTextZoom"); + zoom = Double.valueOf(getTextZoom.invoke(wSettings).toString()); + } catch (ClassCastException ce) { + ce.printStackTrace(); + } catch (NoSuchMethodException e) { + e.printStackTrace(); + } catch (InvocationTargetException e) { + e.printStackTrace(); + } catch (IllegalAccessException e) { + e.printStackTrace(); + } + return zoom; + } + + @Override + public void setTextZoom(double textZoom) { + //Log.i("MobileAccessibility", "setTextZoom(" + zoom + ")"); + try { + Method getSettings = mView.getClass().getMethod("getSettings"); + Object wSettings = getSettings.invoke(mView); + Method setTextZoom = wSettings.getClass().getMethod("setTextZoom", Integer.TYPE); + setTextZoom.invoke(wSettings, (int) textZoom); + } catch (ClassCastException ce) { + ce.printStackTrace(); + } catch (NoSuchMethodException e) { + e.printStackTrace(); + } catch (InvocationTargetException e) { + e.printStackTrace(); + } catch (IllegalAccessException e) { + e.printStackTrace(); + } + } + + private class InternalAccessibilityStateChangeListener + implements AccessibilityStateChangeListener { + + @Override + public void onAccessibilityStateChanged(boolean enabled) { + mMobileAccessibility.onAccessibilityStateChanged(enabled); + } + } +} |
