virtual_keyboard_custom_layout_onex_onex

Description:

virtual keyboard custom layout onex onex

virtual_keyboard_custom_layout_onex #
About #
A package that displays a keyboard in devices with no native keyboard, such as self-services like kiosks and ATMs. The library is written in Dart and has no native code dependency. Forked from virtual_keyboard_multi_language.
Attribution to dev - EliasDalvite
Goal #

keyboard with no clipboard
hindi keyboard (devnagri - india)
marathi supported (devnagri)
english supported
symbols supported
easy customised modifiable keyboard for other languages aswell














Reference #
VirtualKeyboard #
Flutter widget to show virtual keyboards.
// Keyboard Type: Can be Numeric, Alphanumeric or Custom.
VirtualKeyboardType type
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// Callback for Key press event. Called with pressed `Key` object.
Function onKeyPress;
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// Virtual keyboard height. Default is 300.
double height;
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/// Virtual keyboard height. Default is full screen width
double width;
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// Color for key texts and icons.
Color textColor;
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// Font size for keyboard keys.
double fontSize;;
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// Only Caps letters enabled.
bool alwaysCaps;;
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/// the custom layout for multi or single language
VirtualKeyboardLayoutKeys customLayoutKeys;
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/// used for multi-languages with default layouts, the default is English only
/// will be ignored if customLayoutKeys is not null
List<VirtualKeyboardDefaultLayouts> defaultLayouts;
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/// inverse the layout to fix the issues with right to left languages, default is false.
bool reverseLayout;
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/// List of Lists of Strings which will be displayed in the keyboard. All need to be
/// set as Strings. If you place "sS1" inside a position, it will assume this value
/// in the button and will insert the entire string into the field.
/// If you place a upper case letter, it will never change it's value even using
/// SHIFT. It also applies on the previous case.
/// To use special actions, such as Shift, put "SHIFT" and it will input the expected
/// icon with it's functionality. Note that this only works with "BACKSPACE", "RETURN",
/// "SHIFT", "SPACE" and "SWITCHLANGUAGE". Unfortunately couldn't make Switch Language
/// button work, but I left it there anyway.
bool keys;
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/// Used to set the outline of all the keys from the keyboard.
Color borderColor
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VirtualKeyboardType #
enum of Available Virtual Keyboard Types.
// Numeric only.
VirtualKeyboardType.Numeric
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// Alphanumeric: letters`[A-Z]` + numbers`[0-9]` + `@` + `.`.
VirtualKeyboardType.Alphanumeric
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// All types + special ones as ["BACKSPACE", "RETURN", "SHIFT", "SPACE" and "SWITCHLANGUAGE"].
VirtualKeyboardType.Custom
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VirtualKeyboardKey #
Virtual Keyboard key.
// The text of the key.
String text
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// The capitalized text of the key.
String capsText;
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// Action or String
VirtualKeyboardKeyType keyType;
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// Action of the key.
VirtualKeyboardKeyAction action;
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VirtualKeyboardKeyType #
Type for virtual keyboard key.
// Can be an action key - Return, Backspace, etc.
VirtualKeyboardKeyType.Action
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// Keys that have text values - letters, numbers, comma ...
VirtualKeyboardKeyType.String
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VirtualKeyboardKeyAction #
/// Virtual keyboard actions.
enum VirtualKeyboardKeyAction { Backspace, Return, Shift, Space }
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Usage #
Show Custom keyboard with custom example
// Wrap the keyboard with Container to set background color.
Container(
// Keyboard is transparent
color: Colors.grey,
child: VirtualKeyboard(
// Default height is 300
height: 350,
// Default height is will screen width
width: 600,
// Default is black
textColor: Colors.white,
// Default 14
fontSize: 20,
// the layouts supported
defaultLayouts = [VirtualKeyboardDefaultLayouts.English],
// All types
type: VirtualKeyboardType.Custom,
// Keyboard Language
keyboardLanguage: "hindi", // smallcase - supported now english and hindi/marathi only
// Layout separated by rows
keys: const [
["T", "E", "S", "T"],
["C", "U", "S", "T", "O", "M"],
["L", "A", "Y", "O", "U", "T"],
["RETURN", "SHIFT", "BACKSPACE", "SPACE"],
],
// Callback for key press event
onKeyPress: _onKeyPress),
)
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Show Alphanumeric keyboard with default view
// Wrap the keyboard with Container to set background color.
Container(
// Keyboard is transparent
color: Colors.deepPurple,
child: VirtualKeyboard(
// Default height is 300
height: 350,
// Default height is will screen width
width: 600,
// Default is black
textColor: Colors.white,
// Default 14
fontSize: 20,
// the layouts supported
defaultLayouts = [VirtualKeyboardDefaultLayouts.English],
// [A-Z, 0-9]
type: VirtualKeyboardType.Alphanumeric,
// Callback for key press event
onKeyPress: _onKeyPress),
)
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Show Numeric keyboard with default view
Container(
// Keyboard is transparent
color: Colors.red,
child: VirtualKeyboard(
// [0-9] + .
type: VirtualKeyboardType.Numeric,
// Callback for key press event
onKeyPress: (key) => print(key.text)),
)
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onKeyPressed event basic ussage example
// Just local variable. Use Text widget or similar to show in UI.
String text;

/// Fired when the virtual keyboard key is pressed.
_onKeyPress(VirtualKeyboardKey key) {
if (key.keyType == VirtualKeyboardKeyType.String) {
text = text + (shiftEnabled ? key.capsText : key.text);
} else if (key.keyType == VirtualKeyboardKeyType.Action) {
switch (key.action) {
case VirtualKeyboardKeyAction.Backspace:
if (text.length == 0) return;
text = text.substring(0, text.length - 1);
break;
case VirtualKeyboardKeyAction.Return:
text = text + '\n';
break;
case VirtualKeyboardKeyAction.Space:
text = text + key.text;
break;
case VirtualKeyboardKeyAction.Shift:
shiftEnabled = !shiftEnabled;
break;
default:
}
}
// Update the screen
setState(() {});
}
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Onex Sumit
LICENSE - MIT