public static bool IsHidesFooterIfEmptyEnabled(Context context, IAttributeSet attrs)
{
TryInitializeBindingResourcePaths();
TypedArray typedArray = null;
bool hidesFooterIfEmpty = true;
try
{
typedArray = context.ObtainStyledAttributes(attrs, MvxRecyclerViewGroupId);
int numberOfStyles = typedArray.IndexCount;
for (int i = 0; i < numberOfStyles; ++i)
{
var attributeId = typedArray.GetIndex(i);
if (attributeId == MvxRecyclerViewHidesFooterIfEmpty)
{
hidesFooterIfEmpty = typedArray.GetBoolean(attributeId, true);
break;
}
}
return(hidesFooterIfEmpty);
}
finally
{
typedArray.Recycle();
}
}
private static string ReadRecyclerViewItemTemplateSelectorClassName(Context context, IAttributeSet attrs)
{
TryInitializeBindingResourcePaths();
TypedArray typedArray = null;
string className = string.Empty;
try
{
typedArray = context.ObtainStyledAttributes(attrs, MvxRecyclerViewItemTemplateSelectorGroupId);
int numberOfStyles = typedArray.IndexCount;
for (int i = 0; i < numberOfStyles; ++i)
{
var attributeId = typedArray.GetIndex(i);
if (attributeId == MvxRecyclerViewItemTemplateSelector)
{
className = typedArray.GetString(attributeId);
}
}
}
finally
{
typedArray?.Recycle();
}
if (string.IsNullOrEmpty(className))
{
return(typeof(MvxDefaultTemplateSelector).FullName);
}
return(className);
}
private static string ReadItemTemplateSelectorClassName(Context context, IAttributeSet attrs)
{
TypedArray typedArray = null;
string className = string.Empty;
try
{
typedArray = context.ObtainStyledAttributes(attrs, GroupId);
int numberOfStyles = typedArray.IndexCount;
for (int i = 0; i < numberOfStyles; ++i)
{
var attributeId = typedArray.GetIndex(i);
if (attributeId == ItemTemplateSelector)
{
className = typedArray.GetString(attributeId);
}
}
}
finally
{
typedArray?.Recycle();
}
return(className);
}
private void init(IAttributeSet attrs, int defStyle)
{
TypedArray a = Context.ObtainStyledAttributes(attrs,
Resource.Styleable.ColorBars, defStyle, 0);
Resources b = Context.Resources;
mBarThickness = a.GetDimensionPixelSize(
Resource.Styleable.ColorBars_bar_thickness,
b.GetDimensionPixelSize(Resource.Dimension.bar_thickness));
mBarLength = a.GetDimensionPixelSize(Resource.Styleable.ColorBars_bar_length,
b.GetDimensionPixelSize(Resource.Dimension.bar_length));
mPreferredBarLength = mBarLength;
mBarPointerRadius = a.GetDimensionPixelSize(
Resource.Styleable.ColorBars_bar_pointer_radius,
b.GetDimensionPixelSize(Resource.Dimension.bar_pointer_radius));
mBarPointerHaloRadius = a.GetDimensionPixelSize(
Resource.Styleable.ColorBars_bar_pointer_halo_radius,
b.GetDimensionPixelSize(Resource.Dimension.bar_pointer_halo_radius));
mOrientation = a.GetBoolean(
Resource.Styleable.ColorBars_bar_orientation_horizontal, ORIENTATION_DEFAULT);
int n = a.IndexCount;
for (int i = 0; i < n; i++)
{
int attributeIndex = a.GetIndex(i);
switch (attributeIndex)
{
case Resource.Attribute.bar_corner_radius:
case Resource.Styleable.ColorBars_bar_corner_radius:
try {
mCornerRadius = a.GetFloat(attributeIndex, CORNER_RADIUS_DEFAULT);
} catch (Exception e) {
System.Console.Error.WriteLine(e + ": " + e.Message);
}
break;
default:
break;
}
}
a.Recycle();
mBarPaint = new Paint(PaintFlags.AntiAlias);
mBarPaint.SetShader(shader);
mBarPointerPosition = (mBarLength / 2) + mBarPointerHaloRadius;
mBarPointerHaloPaint = new Paint(PaintFlags.AntiAlias);
mBarPointerHaloPaint.Color = (Color.Black);
mBarPointerHaloPaint.Alpha = (0x50);
mBarPointerPaint = new Paint(PaintFlags.AntiAlias);
mBarPointerPaint.Color = new Color(unchecked ((int)(0xff81ff00)));
mPosToSVFactor = 1 / ((float)mBarLength / 2);
mSVToPosFactor = ((float)mBarLength / 2) / 1;
}
public TitleImageView(Context context, IAttributeSet attrs, int defStyle) : base(context, attrs, defStyle)
{
image = BitmapFactory.DecodeResource(Resources, Resource.Drawable.Icon);
TypedArray typedArray = Context.Theme.ObtainStyledAttributes(attrs, Resource.Styleable.TitleImageView, defStyle, 0);
int count = typedArray.IndexCount;
try
{
for (int i = 0; i < count; i++)
{
int index = typedArray.GetIndex(i);
switch (index)
{
case Resource.Styleable.TitleImageView_image:
image = BitmapFactory.DecodeResource(Resources, Resource.Drawable.Icon);
//image = BitmapFactory.DecodeResource(Resources, typedArray.GetResourceId(index, Resource.Drawable.Icon));
break;
case Resource.Styleable.TitleImageView_imageScaleType:
imageScaleType = (ImageScale)typedArray.GetInt(index, 0);
break;
case Resource.Styleable.TitleImageView_titleText:
titleText = typedArray.GetString(index);
break;
case Resource.Styleable.TitleImageView_titleTextColor:
titleTextColor = typedArray.GetColor(index, Color.Black);
break;
case Resource.Styleable.TitleImageView_titleTextSize:
//获取尺寸三个方法的介绍：http://my.oschina.net/ldhy/blog/496420
titleTextSize = typedArray.GetDimensionPixelSize(index, (int)TypedValue.ApplyDimension(ComplexUnitType.Sp, 16, Resources.DisplayMetrics));
break;
default:
break;
}
}
}
catch (System.Exception ex)
{
throw ex;
}
finally
{
typedArray.Recycle();
}
Init();
}
private void ApplyCustomAttributes(Context context, IAttributeSet attrs)
{
TypedArray attributeArray = context.ObtainStyledAttributes(attrs,
Resource.Styleable.EditTextSpinner);
_allowEmptySelection = false;
for (int i = 0; i < attributeArray.IndexCount; ++i)
{
int attr = attributeArray.GetIndex(i);
switch (attr)
{
case Resource.Styleable.EditTextSpinner_allowEmptySelection:
_allowEmptySelection = attributeArray.GetBoolean(attr, false);
break;
}
}
attributeArray.Recycle();
}
private static MvxRecyclerViewTemplateSelectorAttributes ReadRecyclerViewItemTemplateSelectorAttributes(Context context, IAttributeSet attrs)
{
TryInitializeBindingResourcePaths();
TypedArray typedArray = null;
string templateSelectorClassName = string.Empty;
string groupedDataConverterClassName = string.Empty;
int headerLayoutId = 0;
int footerLayoutId = 0;
int groupSectionLayoutId = 0;
try
{
typedArray = context.ObtainStyledAttributes(attrs, MvxRecyclerViewGroupId);
int numberOfStyles = typedArray.IndexCount;
for (int i = 0; i < numberOfStyles; ++i)
{
var attributeId = typedArray.GetIndex(i);
if (attributeId == MvxRecyclerViewItemTemplateSelector)
{
templateSelectorClassName = typedArray.GetString(attributeId);
}
if (attributeId == MvxRecyclerViewHeaderLayoutId)
{
headerLayoutId = typedArray.GetResourceId(attributeId, 0);
}
if (attributeId == MvxRecyclerViewFooterLayoutId)
{
footerLayoutId = typedArray.GetResourceId(attributeId, 0);
}
if (attributeId == MvxRecyclerViewGroupSectionLayoutId)
{
groupSectionLayoutId = typedArray.GetResourceId(attributeId, 0);
}
if (attributeId == MvxRecyclerViewGroupedDataConverter)
{
groupedDataConverterClassName = typedArray.GetString(attributeId);
}
}
}
finally
{
typedArray?.Recycle();
}
if (string.IsNullOrEmpty(templateSelectorClassName))
{
templateSelectorClassName = typeof(MvxDefaultTemplateSelector).FullName;
}
return(new MvxRecyclerViewTemplateSelectorAttributes()
{
TemplateSelectorClassName = templateSelectorClassName,
FooterLayoutId = footerLayoutId,
HeaderLayoutId = headerLayoutId,
GroupSectionLayoutId = groupSectionLayoutId,
GroupedDataConverterClassName = groupedDataConverterClassName
});
}
public int GetIndex(int at)
{
return(_array.GetIndex(at));
}
static MvxAdvancedRecyclerViewAttributes ReadRecyclerViewItemTemplateSelectorAttributes(Context context, IAttributeSet attrs)
{
TryInitializeBindingResourcePaths();
TypedArray typedArray = null;
string templateSelectorClassName = string.Empty;
string groupedDataConverterClassName = string.Empty;
string groupExpandControllerClassName = string.Empty;
string swipeableTemplateClassName = string.Empty;
string uniqueItemIdProviderClassName = string.Empty;
string groupSwipeableTemplateClassName = string.Empty;
string childSwipeableTemplateClassName = string.Empty;
int headerLayoutId = 0;
int footerLayoutId = 0;
try
{
typedArray = context.ObtainStyledAttributes(attrs, MvxRecyclerViewGroupId);
int numberOfStyles = typedArray.IndexCount;
for (int i = 0; i < numberOfStyles; ++i)
{
var attributeId = typedArray.GetIndex(i);
if (attributeId == MvxRecyclerViewGroupExpandController)
{
groupExpandControllerClassName = typedArray.GetString(attributeId);
}
if (attributeId == MvxRecyclerViewItemTemplateSelector)
{
templateSelectorClassName = typedArray.GetString(attributeId);
}
if (attributeId == MvxRecyclerViewHeaderLayoutId)
{
headerLayoutId = typedArray.GetResourceId(attributeId, 0);
}
if (attributeId == MvxRecyclerViewFooterLayoutId)
{
footerLayoutId = typedArray.GetResourceId(attributeId, 0);
}
if (attributeId == MvxRecyclerViewGroupedDataConverter)
{
groupedDataConverterClassName = typedArray.GetString(attributeId);
}
if (attributeId == MvxRecyclerViewSwipeableTemplate)
{
swipeableTemplateClassName = typedArray.GetString(attributeId);
}
if (attributeId == MvxRecyclerViewUniqueItemIdProvider)
{
uniqueItemIdProviderClassName = typedArray.GetString(attributeId);
}
if (attributeId == MvxRecyclerViewGroupSwipeableTemplate)
{
groupSwipeableTemplateClassName = typedArray.GetString(attributeId);
}
if (attributeId == MvxRecyclerViewChildSwipeableTemplate)
{
childSwipeableTemplateClassName = typedArray.GetString(attributeId);
}
}
}
finally
{
typedArray?.Recycle();
}
if (string.IsNullOrEmpty(templateSelectorClassName))
{
templateSelectorClassName = typeof(MvxDefaultTemplateSelector).FullName;
}
if (string.IsNullOrEmpty(groupExpandControllerClassName))
{
groupExpandControllerClassName = typeof(DefaultMvxGroupExpandController).FullName;
}
return(new MvxAdvancedRecyclerViewAttributes()
{
TemplateSelectorClassName = templateSelectorClassName,
ItemTemplateLayoutId = MvxAttributeHelpers.ReadListItemTemplateId(context, attrs),
FooterLayoutId = footerLayoutId,
HeaderLayoutId = headerLayoutId,
GroupedDataConverterClassName = groupedDataConverterClassName,
GroupExpandControllerClassName = groupExpandControllerClassName,
SwipeableTemplateClassName = swipeableTemplateClassName,
UniqueItemIdProviderClassName = uniqueItemIdProviderClassName,
GroupSwipeableTemplateClassName = groupSwipeableTemplateClassName,
ChildSwipeableTemplateClassName = childSwipeableTemplateClassName
});
}
protected void Initialize(Context context)
{
_context = context;
//Used to load and scale resource items
_resources = context.Resources;
//Definition of this drawables size
_textBounds = new Rect();
//Paint to use for the text
_textPaint = new TextPaint(PaintFlags.AntiAlias);
_textPaint.Density = _resources.DisplayMetrics.Density;
_textPaint.Dither = true;
int textSize = 15;
ColorStateList textColor = null;
TypefaceStyle styleIndex = TypefaceStyle.Normal;
int typefaceIndex = -1;
//Set default parameters from the current theme
TypedArray a = context.Theme.ObtainStyledAttributes(_themeAttributes);
int appearanceId = a.GetResourceId(0, -1);
a.Recycle();
TypedArray ap = null;
if (appearanceId != -1)
{
ap = context.ObtainStyledAttributes(appearanceId, _appearanceAttributes);
}
if (ap != null)
{
for (int i = 0; i < ap.IndexCount; i++)
{
int attr = ap.GetIndex(i);
switch (attr)
{
case 0: //Text Size
textSize = a.GetDimensionPixelSize(attr, textSize);
break;
case 1: //Typeface
typefaceIndex = a.GetInt(attr, typefaceIndex);
break;
case 2: //Text Style
styleIndex = (TypefaceStyle)a.GetInt(attr, (int)styleIndex);
break;
case 3: //Text Color
textColor = a.GetColorStateList(attr);
break;
default:
break;
}
}
ap.Recycle();
}
this.SetTextColor(textColor != null ? textColor : ColorStateList.ValueOf(Color.Black));
this.SetRawTextSize(textSize);
Typeface tf = null;
switch (typefaceIndex)
{
case SANS:
tf = Typeface.SansSerif;
break;
case SERIF:
tf = Typeface.Serif;
break;
case MONOSPACE:
tf = Typeface.Monospace;
break;
}
this.SetTypeface(tf, styleIndex);
}
