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Choose default icon color based on theme brightness (#15450)

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* Use theme for default icon color

Replaces hard-coded black.

* Better icon defaults for dark/light modes

* Add default case to silence warning
This commit is contained in:
Conor Dockry 2018-03-14 19:01:38 -04:00 committed by Hans Muller
parent b6cca3923a
commit b0f7da9249
1 changed files with 12 additions and 1 deletions
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13
packages/flutter/lib/src/material/input_decorator.dart
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@ -1436,6 +1436,17 @@ class _InputDecoratorState extends State<InputDecorator> with TickerProviderStat
}
return lightEnabled;
}
Color _getDefaultIconColor(ThemeData themeData) {
switch (themeData.brightness) {
case Brightness.dark:
return Colors.white70;
case Brightness.light:
return Colors.black45;
default:
return themeData.iconTheme.color;
}
}
// True if the label will be shown and the hint will not.
// If we're not focused, there's no value, and labelText was provided,
@ -1556,7 +1567,7 @@ class _InputDecoratorState extends State<InputDecorator> with TickerProviderStat
final Color activeColor = _getActiveColor(themeData);
final bool decorationIsDense = decoration.isDense == true; // isDense == null, same as false
final double iconSize = decorationIsDense ? 18.0 : 24.0;
final Color iconColor = isFocused ? activeColor : Colors.black45;
final Color iconColor = isFocused ? activeColor : _getDefaultIconColor(themeData);
final Widget icon = decoration.icon == null ? null :
new Padding(