/// <summary>
/// Construct a new Switch with a default style determined by the given theme attribute,
/// overriding specific style attributes as requested.
/// </summary>
/// <remarks>
/// Construct a new Switch with a default style determined by the given theme attribute,
/// overriding specific style attributes as requested.
/// </remarks>
/// <param name="context">The Context that will determine this widget's theming.</param>
/// <param name="attrs">Specification of attributes that should deviate from the default styling.
/// </param>
/// <param name="defStyle">
/// An attribute ID within the active theme containing a reference to the
/// default style for this widget. e.g. android.R.attr.switchStyle.
/// </param>
public Switch(android.content.Context context, android.util.AttributeSet attrs, int
defStyle) : base(context, attrs, defStyle)
{
// Enum for the "typeface" XML parameter.
// Does not include padding
mTextPaint = new android.text.TextPaint(android.graphics.Paint.ANTI_ALIAS_FLAG);
android.content.res.Resources res = getResources();
mTextPaint.density = res.getDisplayMetrics().density;
mTextPaint.setCompatibilityScaling(res.getCompatibilityInfo().applicationScale);
android.content.res.TypedArray a = context.obtainStyledAttributes(attrs, [email protected]
.styleable.Switch, defStyle, 0);
mThumbDrawable = a.getDrawable([email protected]_thumb);
mTrackDrawable = a.getDrawable([email protected]_track);
mTextOn = a.getText([email protected]_textOn);
mTextOff = a.getText([email protected]_textOff);
mThumbTextPadding = a.getDimensionPixelSize([email protected]_thumbTextPadding
, 0);
mSwitchMinWidth = a.getDimensionPixelSize([email protected]_switchMinWidth
, 0);
mSwitchPadding = a.getDimensionPixelSize([email protected]_switchPadding
, 0);
int appearance = a.getResourceId([email protected]_switchTextAppearance
, 0);
if (appearance != 0)
{
setSwitchTextAppearance(context, appearance);
}
a.recycle();
android.view.ViewConfiguration config = android.view.ViewConfiguration.get(context
);
mTouchSlop = config.getScaledTouchSlop();
mMinFlingVelocity = config.getScaledMinimumFlingVelocity();
// Refresh display with current params
refreshDrawableState();
setChecked(isChecked());
}
/// <summary>Creates the top level Resources for applications with the given compatibility info.
/// </summary>
/// <remarks>Creates the top level Resources for applications with the given compatibility info.
/// </remarks>
/// <param name="resDir">the resource directory.</param>
/// <param name="compInfo">
/// the compability info. It will use the default compatibility info when it's
/// null.
/// </param>
internal android.content.res.Resources getTopLevelResources(string resDir, android.content.res.CompatibilityInfo
compInfo)
{
android.app.ActivityThread.ResourcesKey key = new android.app.ActivityThread.ResourcesKey
(resDir, compInfo.applicationScale);
android.content.res.Resources r;
lock (mPackages)
{
// Resources is app scale dependent.
if (false)
{
android.util.Slog.w(TAG, "getTopLevelResources: " + resDir + " / " + compInfo.applicationScale
);
}
[email protected]<android.content.res.Resources> wr = mActiveResources
.get(key);
r = wr != null ? wr.get() : null;
//if (r != null) Slog.i(TAG, "isUpToDate " + resDir + ": " + r.getAssets().isUpToDate());
if (r != null && r.getAssets().isUpToDate())
{
if (false)
{
android.util.Slog.w(TAG, "Returning cached resources " + r + " " + resDir + ": appScale="
+ r.getCompatibilityInfo().applicationScale);
}
return r;
}
}
//if (r != null) {
// Slog.w(TAG, "Throwing away out-of-date resources!!!! "
// + r + " " + resDir);
//}
android.content.res.AssetManager assets = new android.content.res.AssetManager();
if (assets.addAssetPath(resDir) == 0)
{
return null;
}
//Slog.i(TAG, "Resource: key=" + key + ", display metrics=" + metrics);
android.util.DisplayMetrics metrics = getDisplayMetricsLocked(null, false);
r = new android.content.res.Resources(assets, metrics, getConfiguration(), compInfo
);
if (false)
{
android.util.Slog.i(TAG, "Created app resources " + resDir + " " + r + ": " + r.getConfiguration
() + " appScale=" + r.getCompatibilityInfo().applicationScale);
}
lock (mPackages)
{
[email protected]<android.content.res.Resources> wr = mActiveResources
.get(key);
android.content.res.Resources existing = wr != null ? wr.get() : null;
if (existing != null && existing.getAssets().isUpToDate())
{
// Someone else already created the resources while we were
// unlocked; go ahead and use theirs.
r.getAssets().close();
return existing;
}
// XXX need to remove entries when weak references go away
mActiveResources.put(key, new [email protected]<android.content.res.Resources
>(r));
return r;
}
}
internal void init(android.app.LoadedApk packageInfo, android.os.IBinder activityToken
, android.app.ActivityThread mainThread, android.content.res.Resources container
, string basePackageName)
{
mPackageInfo = packageInfo;
mBasePackageName = basePackageName != null ? basePackageName : packageInfo.mPackageName;
mResources = mPackageInfo.getResources(mainThread);
if (mResources != null && container != null && container.getCompatibilityInfo().applicationScale
!= mResources.getCompatibilityInfo().applicationScale)
{
mResources = mainThread.getTopLevelResources(mPackageInfo.getResDir(), container.
getCompatibilityInfo());
}
mMainThread = mainThread;
mContentResolver = new android.app.ContextImpl.ApplicationContentResolver(this, mainThread
);
setActivityToken(activityToken);
}
