/// <summary>
/// Gets the spinner view.
/// </summary>
/// <returns>Return the view which represents the spinner on the ActionBar, or null if there isn't one.</returns>
public View GetSpinnerView()
{
try
{
Field spinnerField = mActionBarViewClass.GetDeclaredField("mSpinner");
spinnerField.Accessible = true;
return((View)spinnerField.Get((Java.Lang.Object)mActionBarView));
}
catch (Java.Lang.NoSuchFieldException e)
{
Log.Error("TAG", "Failed to find actionbar spinner", e);
}
catch (Java.Lang.IllegalAccessException e)
{
Log.Error("TAG", "Failed to access actionbar spinner", e);
}
return(null);
}
/// <summary>
/// Gets the overflow view.
/// </summary>
/// <returns>Return the view which represents the overflow action item on the ActionBar, or null if there isn't one.</returns>
public View GetOverflowView()
{
try
{
Field actionMenuPresenterField = mAbsActionBarViewClass.GetDeclaredField("mActionMenuPresenter");
actionMenuPresenterField.Accessible = true;
var actionMenuPresenter = actionMenuPresenterField.Get((Java.Lang.Object)mActionBarView);
Field overflowButtonField = actionMenuPresenter.Class.GetDeclaredField("mOverflowButton");
overflowButtonField.Accessible = true;
return((View)overflowButtonField.Get(actionMenuPresenter));
}
catch (Java.Lang.IllegalAccessException e)
{
e.PrintStackTrace();
}
catch (Java.Lang.NoSuchFieldException e)
{
e.PrintStackTrace();
}
return(null);
}
protected View CreateCustomViewInternal(View parent, View view, string name, Context viewContext,
IAttributeSet attrs)
{
if (Debug)
{
Mvx.TaggedTrace(Tag, "... CreateCustomViewInternal ... {0}", name);
}
if (view == null && name.IndexOf('.') > -1)
{
// Attempt to inflate with MvvmCross unless we're trying to inflate an internal views
// since we don't resolve those.
if (!name.StartsWith("com.android.internal."))
{
view = this.AndroidViewFactory.CreateView(parent, name, viewContext, attrs);
}
if (view == null)
{
if (this._constructorArgs == null)
{
Java.Lang.Class layoutInflaterClass = Java.Lang.Class.FromType(typeof(LayoutInflater));
this._constructorArgs = layoutInflaterClass.GetDeclaredField("mConstructorArgs");
this._constructorArgs.Accessible = true;
}
Java.Lang.Object[] constructorArgsArr = (Java.Lang.Object[]) this._constructorArgs.Get(this);
Java.Lang.Object lastContext = constructorArgsArr[0];
// The LayoutInflater actually finds out the correct context to use. We just need to set
// it on the mConstructor for the internal method.
// Set the constructor args up for the createView, not sure why we can't pass these in.
constructorArgsArr[0] = viewContext;
this._constructorArgs.Set(this, constructorArgsArr);
try
{
view = this.CreateView(name, null, attrs);
}
catch (Java.Lang.ClassNotFoundException) { }
finally
{
constructorArgsArr[0] = lastContext;
this._constructorArgs.Set(this, constructorArgsArr);
}
}
}
return(view);
}
/*
* 设置Tablayout元素的外边距
*/
// 具体方法（通过反射的方式）
public void SetIndicator(TabLayout tabs, int leftDip, int rightDip)
{
Java.Lang.Class tabLayout = tabs.Class;
Field tabStrip = null;
try
{
tabStrip = tabLayout.GetDeclaredField("mTabStrip");
}
catch (Java.Lang.NoSuchFieldException e)
{
//e.printStackTrace();
}
tabStrip.Accessible = true;
LinearLayout llTab = null;
try
{
llTab = (LinearLayout)tabStrip.Get(tabs);
}
catch (Java.Lang.IllegalAccessException e)
{
//e.printStackTrace();
}
int left = (int)TypedValue.ApplyDimension(ComplexUnitType.Dip, leftDip, Resources.DisplayMetrics);
int right = (int)TypedValue.ApplyDimension(ComplexUnitType.Dip, rightDip, Resources.DisplayMetrics);
for (int i = 0; i < llTab.ChildCount; i++)
{
View child = llTab.GetChildAt(i);
//child.GetPadding(0, 0, 0, 0);
var p = new LinearLayout.LayoutParams(0, ViewGroup.LayoutParams.MatchParent, 1);
p.LeftMargin = left;
p.RightMargin = right;
child.LayoutParameters = p;
child.Invalidate();
}
}
/// <summary>
/// Nasty method to inflate custom layouts that haven't been handled else where. If this fails it
/// will fall back through to the PhoneLayoutInflater method of inflating custom views where
/// Calligraphy will NOT have a hook into.
/// </summary>
/// <returns>view or the View we inflate in here.</returns>
/// <param name="parent">Parent view.</param>
/// <param name="view">view if it has been inflated by this point, if this is not null this method just returns this value.</param>
/// <param name="name">name of the thing to inflate.</param>
/// <param name="viewContext">Context to inflate by if parent is null</param>
/// <param name="attrs">Attr for this view which we can steal fontPath from too.</param>
internal View CreateCustomViewInternal(View parent, View view, string name, Context viewContext, IAttributeSet attrs)
{
// I by no means advise anyone to do this normally, but Google have locked down access to
// the createView() method, so we never get a callback with attributes at the end of the
// createViewFromTag chain (which would solve all this unnecessary rubbish).
// We at the very least try to optimise this as much as possible.
// We only call for customViews (As they are the ones that never go through onCreateView(...)).
// We also maintain the Field reference and make it accessible which will make a pretty
// significant difference to performance on Android 4.0+.
// If CustomViewCreation is off skip this.
if (!CalligraphyConfig.Get().CustomViewCreation)
{
return(view);
}
if (view == null && name.IndexOf('.') > -1)
{
Java.Lang.Object[] constructorArgsArr = null;
Java.Lang.Object lastContext = null;
if (Build.VERSION.SdkInt <= BuildVersionCodes.P)
{
if (constructorArgs == null)
{
Java.Lang.Class layoutInflaterClass = Java.Lang.Class.FromType(typeof(LayoutInflater));
constructorArgs = layoutInflaterClass.GetDeclaredField("mConstructorArgs");
constructorArgs.Accessible = true;
}
constructorArgsArr = (Java.Lang.Object[])constructorArgs.Get(this);
lastContext = constructorArgsArr[0];
// The LayoutInflater actually finds out the correct context to use. We just need to set
// it on the mConstructor for the internal method.
// Set the constructor args up for the createView, not sure why we can't pass these in.
constructorArgsArr[0] = viewContext;
constructorArgs.Set(this, constructorArgsArr);
}
try
{
#if __ANDROID_29__
if (Build.VERSION.SdkInt > BuildVersionCodes.P)
{
view = CreateView(viewContext, name, null, attrs);
}
else
#endif
view = CreateView(name, null, attrs);
}
catch (Java.Lang.ClassNotFoundException)
{
}
finally
{
if (Build.VERSION.SdkInt <= BuildVersionCodes.P)
{
constructorArgsArr[0] = lastContext;
constructorArgs.Set(this, constructorArgsArr);
}
}
}
return(view);
}
