public void ChooseHeight(Java.Lang.ICharSequence?text, int start, int end, int spanstartv, int v, Paint.FontMetricsInt?fm)
{
if (fm != null)
{
fm.Ascent = (int)(_ascent * _lineHeight);
fm.Descent = (int)(_descent * _lineHeight);
}
}
void ITextWatcher.OnTextChanged(Java.Lang.ICharSequence?s, int start, int before, int count)
{
var h = TextChanged;
if (h != null)
{
h(inst, new TextChangedEventArgs(s, start, before, count));
}
}
void ITextWatcher.BeforeTextChanged(Java.Lang.ICharSequence?s, int start, int before, int after)
{
var h = BeforeTextChanged;
if (h != null)
{
h(inst, new TextChangedEventArgs(s, start, before, after));
}
}
public void ChooseHeight(Java.Lang.ICharSequence?text, int start, int end, int spanstartv, int lineHeight, Paint.FontMetricsInt?fm)
{
if (fm is null)
{
return;
}
fm.Ascent = (int)(fm.Top * _relativeLineHeight);
}
void ITextWatcher.OnTextChanged(Java.Lang.ICharSequence?s, int start, int before, int count)
{
// We are replacing 0 characters with 0 characters, so skip
if (before == 0 && count == 0)
{
return;
}
Handler?.OnTextChanged(s?.ToString());
}
protected override void OnTextChanged(Java.Lang.ICharSequence?text, int start, int lengthBefore, int lengthAfter)
{
if (!_isRunningTextChanged && _isInitialized)
{
// The Text property cannot be overridden, so we can't prevent this method from being called even if
// the content really has not changed...
try
{
_isRunningTextChanged = true;
base.OnTextChanged(text, start, lengthBefore, lengthAfter);
NotifyTextChanged();
}
finally
{
_isRunningTextChanged = false;
}
}
}
void ITextWatcher.BeforeTextChanged(Java.Lang.ICharSequence?s, int start, int count, int after)
{
}
public static IntPtr ToLocalJniHandle(Java.Lang.ICharSequence?value)
{
return(value == null ? IntPtr.Zero : JNIEnv.ToLocalJniHandle(value));
}
static void UpdateMenuItem(AToolbar toolbar,
ToolbarItem item,
int?menuItemIndex,
IMauiContext mauiContext,
Color?tintColor,
PropertyChangedEventHandler toolbarItemChanged,
List <IMenuItem> previousMenuItems,
List <ToolbarItem> previousToolBarItems,
Action <Context, IMenuItem, ToolbarItem>?updateMenuItemIcon = null)
{
var context = mauiContext.Context ??
throw new ArgumentNullException($"{nameof(mauiContext.Context)}");
IMenu menu = toolbar.Menu;
item.PropertyChanged -= toolbarItemChanged;
item.PropertyChanged += toolbarItemChanged;
IMenuItem menuitem;
Java.Lang.ICharSequence?newTitle = null;
if (!String.IsNullOrWhiteSpace(item.Text))
{
if (item.Order != ToolbarItemOrder.Secondary && tintColor != null && tintColor != null)
{
var color = item.IsEnabled ? tintColor.ToPlatform() : tintColor.MultiplyAlpha(0.302f).ToPlatform();
SpannableString titleTinted = new SpannableString(item.Text);
titleTinted.SetSpan(new ForegroundColorSpan(color), 0, titleTinted.Length(), 0);
newTitle = titleTinted;
}
else
{
newTitle = new Java.Lang.String(item.Text);
}
}
else
{
newTitle = new Java.Lang.String();
}
if (menuItemIndex == null || menuItemIndex >= previousMenuItems?.Count)
{
menuitem = menu.Add(0, AView.GenerateViewId(), 0, newTitle) ??
throw new InvalidOperationException($"Failed to create menuitem: {newTitle}");
previousMenuItems?.Add(menuitem);
}
else
{
if (previousMenuItems == null || previousMenuItems.Count < menuItemIndex.Value)
{
return;
}
menuitem = previousMenuItems[menuItemIndex.Value];
if (!menuitem.IsAlive())
{
return;
}
menuitem.SetTitle(newTitle);
}
menuitem.SetEnabled(item.IsEnabled);
menuitem.SetTitleOrContentDescription(item);
if (updateMenuItemIcon != null)
{
updateMenuItemIcon(context, menuitem, item);
}
else
{
UpdateMenuItemIcon(mauiContext, menuitem, item, tintColor);
}
if (item.Order != ToolbarItemOrder.Secondary)
{
menuitem.SetShowAsAction(ShowAsAction.Always);
}
menuitem.SetOnMenuItemClickListener(new GenericMenuClickListener(((IMenuItemController)item).Activate));
if (item.Order != ToolbarItemOrder.Secondary && !PlatformVersion.IsAtLeast(26) && (tintColor != null && tintColor != null))
{
var view = toolbar.FindViewById(menuitem.ItemId);
if (view is ATextView textView)
{
if (item.IsEnabled)
{
textView.SetTextColor(tintColor.ToPlatform());
}
else
{
textView.SetTextColor(tintColor.MultiplyAlpha(0.302f).ToPlatform());
}
}
}
}
void ITextWatcher.OnTextChanged(Java.Lang.ICharSequence?s, int start, int before, int count)
{
Handler?.OnTextChanged(s?.ToString());
}
Java.Lang.IAppendable Java.Lang.IAppendable.Append(Java.Lang.ICharSequence?csq, int start, int end)
{
return(Append(csq, start, end) !);
}
Java.Lang.IAppendable Java.Lang.IAppendable.Append(Java.Lang.ICharSequence?csq)
{
return(Append(csq) !);
}