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toolbar_widget.dart
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toolbar_widget.dart
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import 'dart:convert';
import 'package:file_picker/file_picker.dart';
import 'package:flex_color_picker/flex_color_picker.dart';
import 'package:flutter/foundation.dart';
import 'package:flutter/material.dart';
import 'package:flutter/services.dart';
import 'package:html_editor_enhanced/html_editor.dart';
import 'package:html_editor_enhanced/utils/utils.dart';
import 'package:numberpicker/numberpicker.dart';
import 'package:pointer_interceptor/pointer_interceptor.dart';
/// Toolbar widget class
class ToolbarWidget extends StatefulWidget {
/// The [HtmlEditorController] is mainly used to call the [execCommand] method
final HtmlEditorController controller;
final HtmlToolbarOptions htmlToolbarOptions;
final Callbacks? callbacks;
const ToolbarWidget({
Key? key,
required this.controller,
required this.htmlToolbarOptions,
required this.callbacks,
}) : super(key: key);
@override
State<StatefulWidget> createState() {
return ToolbarWidgetState();
}
}
/// Toolbar widget state
class ToolbarWidgetState extends State<ToolbarWidget> {
/// List that controls which [ToggleButtons] are selected for
/// bold/italic/underline/clear styles
List<bool> _fontSelected = List<bool>.filled(4, false);
/// List that controls which [ToggleButtons] are selected for
/// strikthrough/superscript/subscript
List<bool> _miscFontSelected = List<bool>.filled(3, false);
/// List that controls which [ToggleButtons] are selected for
/// forecolor/backcolor
List<bool> _colorSelected = List<bool>.filled(2, false);
/// List that controls which [ToggleButtons] are selected for
/// ordered/unordered list
List<bool> _listSelected = List<bool>.filled(2, false);
/// List that controls which [ToggleButtons] are selected for
/// fullscreen, codeview, undo, redo, and help. Fullscreen and codeview
/// are the only buttons that will ever be selected.
List<bool> _miscSelected = List<bool>.filled(5, false);
/// List that controls which [ToggleButtons] are selected for
/// justify left/right/center/full.
List<bool> _alignSelected = List<bool>.filled(4, false);
List<bool> _textDirectionSelected = List<bool>.filled(2, false);
/// Sets the selected item for the font style dropdown
String _fontSelectedItem = 'p';
String _fontNameSelectedItem = 'sans-serif';
/// Sets the selected item for the font size dropdown
double _fontSizeSelectedItem = 3;
/// Keeps track of the current font size in px
double _actualFontSizeSelectedItem = 16;
/// Sets the selected item for the font units dropdown
String _fontSizeUnitSelectedItem = 'pt';
/// Sets the selected item for the foreground color dialog
Color _foreColorSelected = Colors.black;
/// Sets the selected item for the background color dialog
Color _backColorSelected = Colors.yellow;
/// Sets the selected item for the list style dropdown
String? _listStyleSelectedItem;
/// Sets the selected item for the line height dropdown
double _lineHeightSelectedItem = 1;
/// Masks the toolbar with a grey color if false
bool _enabled = true;
/// Tracks the expanded status of the toolbar
bool _isExpanded = false;
@override
void initState() {
widget.controller.toolbar = this;
_isExpanded = widget.htmlToolbarOptions.initiallyExpanded;
for (var t in widget.htmlToolbarOptions.defaultToolbarButtons) {
if (t is FontButtons) {
_fontSelected = List<bool>.filled(t.getIcons1().length, false);
_miscFontSelected = List<bool>.filled(t.getIcons2().length, false);
}
if (t is ColorButtons) {
_colorSelected = List<bool>.filled(t.getIcons().length, false);
}
if (t is ListButtons) {
_listSelected = List<bool>.filled(t.getIcons().length, false);
}
if (t is OtherButtons) {
_miscSelected = List<bool>.filled(t.getIcons1().length, false);
}
if (t is ParagraphButtons) {
_alignSelected = List<bool>.filled(t.getIcons1().length, false);
}
}
super.initState();
}
void disable() {
setState(mounted, this.setState, () {
_enabled = false;
});
}
void enable() {
setState(mounted, this.setState, () {
_enabled = true;
});
}
/// Updates the toolbar from the JS handler on mobile and the onMessage
/// listener on web
void updateToolbar(Map<String, dynamic> json) {
//get parent element
String parentElem = json['style'] ?? '';
//get font name
var fontName = (json['fontName'] ?? '').toString().replaceAll('"', '');
//get font size
var fontSize = double.tryParse(json['fontSize']) ?? 3;
//get bold/underline/italic status
var fontList = (json['font'] as List<dynamic>).cast<bool?>();
//get superscript/subscript/strikethrough status
var miscFontList = (json['miscFont'] as List<dynamic>).cast<bool?>();
//get forecolor/backcolor
var colorList = (json['color'] as List<dynamic>).cast<String?>();
//get ordered/unordered list status
var paragraphList = (json['paragraph'] as List<dynamic>).cast<bool?>();
//get justify status
var alignList = (json['align'] as List<dynamic>).cast<bool?>();
//get line height
String lineHeight = json['lineHeight'] ?? '';
//get list icon type
String listType = json['listStyle'] ?? '';
//get text direction
String textDir = json['direction'] ?? 'ltr';
//check the parent element if it matches one of the predetermined styles and update the toolbar
if (['pre', 'blockquote', 'h1', 'h2', 'h3', 'h4', 'h5', 'h6']
.contains(parentElem)) {
setState(mounted, this.setState, () {
_fontSelectedItem = parentElem;
});
} else {
setState(mounted, this.setState, () {
_fontSelectedItem = 'p';
});
}
//check the font name if it matches one of the predetermined fonts and update the toolbar
if (['Courier New', 'sans-serif', 'Times New Roman'].contains(fontName)) {
setState(mounted, this.setState, () {
_fontNameSelectedItem = fontName;
});
} else {
setState(mounted, this.setState, () {
_fontNameSelectedItem = 'sans-serif';
});
}
//update the fore/back selected color if necessary
if (colorList[0] != null && colorList[0]!.isNotEmpty) {
setState(mounted, this.setState, () {
var rgb = colorList[0]!.replaceAll('rgb(', '').replaceAll(')', '');
var rgbList = rgb.split(', ');
_foreColorSelected = Color.fromRGBO(int.parse(rgbList[0]),
int.parse(rgbList[1]), int.parse(rgbList[2]), 1);
});
} else {
setState(mounted, this.setState, () {
_foreColorSelected = Colors.black;
});
}
if (colorList[1] != null && colorList[1]!.isNotEmpty) {
setState(mounted, this.setState, () {
_backColorSelected =
Color(int.parse(colorList[1]!, radix: 16) + 0xFF000000);
});
} else {
setState(mounted, this.setState, () {
_backColorSelected = Colors.yellow;
});
}
//check the list style if it matches one of the predetermined styles and update the toolbar
if ([
'decimal',
'lower-alpha',
'upper-alpha',
'lower-roman',
'upper-roman',
'disc',
'circle',
'square'
].contains(listType)) {
setState(mounted, this.setState, () {
_listStyleSelectedItem = listType;
});
} else {
_listStyleSelectedItem = null;
}
//update the lineheight selected item if necessary
if (lineHeight.isNotEmpty && lineHeight.endsWith('px')) {
var lineHeightDouble =
double.tryParse(lineHeight.replaceAll('px', '')) ?? 16;
var lineHeights = <double>[1, 1.2, 1.4, 1.5, 1.6, 1.8, 2, 3];
lineHeights =
lineHeights.map((e) => e * _actualFontSizeSelectedItem).toList();
if (lineHeights.contains(lineHeightDouble)) {
setState(mounted, this.setState, () {
_lineHeightSelectedItem =
lineHeightDouble / _actualFontSizeSelectedItem;
});
}
} else if (lineHeight == 'normal') {
setState(mounted, this.setState, () {
_lineHeightSelectedItem = 1.0;
});
}
//check if the font size matches one of the predetermined sizes and update the toolbar
if ([1, 2, 3, 4, 5, 6, 7].contains(fontSize)) {
setState(mounted, this.setState, () {
_fontSizeSelectedItem = fontSize;
});
}
if (textDir == 'ltr') {
setState(mounted, this.setState, () {
_textDirectionSelected = [true, false];
});
} else if (textDir == 'rtl') {
setState(mounted, this.setState, () {
_textDirectionSelected = [false, true];
});
}
//use the remaining bool lists to update the selected items accordingly
setState(mounted, this.setState, () {
for (var t in widget.htmlToolbarOptions.defaultToolbarButtons) {
if (t is FontButtons) {
for (var i = 0; i < _fontSelected.length; i++) {
if (t.getIcons1()[i].icon == Icons.format_bold) {
_fontSelected[i] = fontList[0] ?? false;
}
if (t.getIcons1()[i].icon == Icons.format_italic) {
_fontSelected[i] = fontList[1] ?? false;
}
if (t.getIcons1()[i].icon == Icons.format_underline) {
_fontSelected[i] = fontList[2] ?? false;
}
}
for (var i = 0; i < _miscFontSelected.length; i++) {
if (t.getIcons2()[i].icon == Icons.format_strikethrough) {
_miscFontSelected[i] = miscFontList[0] ?? false;
}
if (t.getIcons2()[i].icon == Icons.superscript) {
_miscFontSelected[i] = miscFontList[1] ?? false;
}
if (t.getIcons2()[i].icon == Icons.subscript) {
_miscFontSelected[i] = miscFontList[2] ?? false;
}
}
}
if (t is ListButtons) {
for (var i = 0; i < _listSelected.length; i++) {
if (t.getIcons()[i].icon == Icons.format_list_bulleted) {
_listSelected[i] = paragraphList[0] ?? false;
}
if (t.getIcons()[i].icon == Icons.format_list_numbered) {
_listSelected[i] = paragraphList[1] ?? false;
}
}
}
if (t is ParagraphButtons) {
for (var i = 0; i < _alignSelected.length; i++) {
if (t.getIcons1()[i].icon == Icons.format_align_left) {
_alignSelected[i] = alignList[0] ?? false;
}
if (t.getIcons1()[i].icon == Icons.format_align_center) {
_alignSelected[i] = alignList[1] ?? false;
}
if (t.getIcons1()[i].icon == Icons.format_align_right) {
_alignSelected[i] = alignList[2] ?? false;
}
if (t.getIcons1()[i].icon == Icons.format_align_justify) {
_alignSelected[i] = alignList[3] ?? false;
}
}
}
}
});
if (widget.callbacks?.onChangeSelection != null) {
widget.callbacks!.onChangeSelection!.call(EditorSettings(
parentElement: parentElem,
fontName: fontName,
fontSize: fontSize,
isBold: fontList[0] ?? false,
isItalic: fontList[1] ?? false,
isUnderline: fontList[2] ?? false,
isStrikethrough: miscFontList[0] ?? false,
isSuperscript: miscFontList[1] ?? false,
isSubscript: miscFontList[2] ?? false,
foregroundColor: _foreColorSelected,
backgroundColor: _backColorSelected,
isUl: paragraphList[0] ?? false,
isOl: paragraphList[1] ?? false,
isAlignLeft: alignList[0] ?? false,
isAlignCenter: alignList[1] ?? false,
isAlignRight: alignList[2] ?? false,
isAlignJustify: alignList[3] ?? false,
lineHeight: _lineHeightSelectedItem,
textDirection:
textDir == 'rtl' ? TextDirection.rtl : TextDirection.ltr));
}
}
@override
Widget build(BuildContext context) {
if (widget.htmlToolbarOptions.toolbarType == ToolbarType.nativeGrid) {
return PointerInterceptor(
child: AbsorbPointer(
absorbing: !_enabled,
child: Opacity(
opacity: _enabled ? 1 : 0.5,
child: Padding(
padding: const EdgeInsets.all(5.0),
child: Wrap(
runSpacing: widget.htmlToolbarOptions.gridViewVerticalSpacing,
spacing: widget.htmlToolbarOptions.gridViewHorizontalSpacing,
children: _buildChildren(),
),
),
),
),
);
} else if (widget.htmlToolbarOptions.toolbarType ==
ToolbarType.nativeScrollable) {
return PointerInterceptor(
child: AbsorbPointer(
absorbing: !_enabled,
child: Opacity(
opacity: _enabled ? 1 : 0.5,
child: Container(
height: widget.htmlToolbarOptions.toolbarItemHeight + 15,
child: Padding(
padding: const EdgeInsets.all(5.0),
child: CustomScrollView(
scrollDirection: Axis.horizontal,
slivers: [
SliverFillRemaining(
hasScrollBody: false,
child: Row(
mainAxisAlignment: MainAxisAlignment.spaceEvenly,
children: _buildChildren(),
),
),
],
),
),
),
),
),
);
} else if (widget.htmlToolbarOptions.toolbarType ==
ToolbarType.nativeExpandable) {
return PointerInterceptor(
child: AbsorbPointer(
absorbing: !_enabled,
child: Opacity(
opacity: _enabled ? 1 : 0.5,
child: Container(
constraints: BoxConstraints(
maxHeight: _isExpanded
? MediaQuery.of(context).size.height
: widget.htmlToolbarOptions.toolbarItemHeight + 15,
),
child: _isExpanded
? Padding(
padding: const EdgeInsets.all(5.0),
child: Wrap(
runSpacing:
widget.htmlToolbarOptions.gridViewVerticalSpacing,
spacing:
widget.htmlToolbarOptions.gridViewHorizontalSpacing,
children: _buildChildren()
..insert(
0,
Container(
height:
widget.htmlToolbarOptions.toolbarItemHeight,
child: IconButton(
icon: Icon(
_isExpanded
? Icons.expand_less
: Icons.expand_more,
color: Colors.grey,
),
onPressed: () async {
setState(mounted, this.setState, () {
_isExpanded = !_isExpanded;
});
await Future.delayed(
Duration(milliseconds: 100));
if (kIsWeb) {
widget.controller.recalculateHeight();
} else {
await widget.controller.editorController!
.evaluateJavascript(
source:
"var height = \$('div.note-editable').outerHeight(true); window.flutter_inappwebview.callHandler('setHeight', height);");
}
},
),
)),
),
)
: Padding(
padding: const EdgeInsets.all(5.0),
child: CustomScrollView(
scrollDirection: Axis.horizontal,
shrinkWrap: true,
slivers: [
SliverPersistentHeader(
pinned: true,
delegate: ExpandIconDelegate(
widget.htmlToolbarOptions.toolbarItemHeight,
_isExpanded, () async {
setState(mounted, this.setState, () {
_isExpanded = !_isExpanded;
});
await Future.delayed(Duration(milliseconds: 100));
if (kIsWeb) {
widget.controller.recalculateHeight();
} else {
await widget.controller.editorController!
.evaluateJavascript(
source:
"var height = \$('div.note-editable').outerHeight(true); window.flutter_inappwebview.callHandler('setHeight', height);");
}
}),
),
SliverFillRemaining(
hasScrollBody: false,
child: Row(
mainAxisAlignment: MainAxisAlignment.spaceEvenly,
children: _buildChildren(),
),
),
],
),
),
),
),
),
);
}
return Container(height: 0, width: 0);
}
List<Widget> _buildChildren() {
var toolbarChildren = <Widget>[];
for (var t in widget.htmlToolbarOptions.defaultToolbarButtons) {
if (t is StyleButtons && t.style) {
toolbarChildren.add(Container(
padding: const EdgeInsets.only(left: 8.0),
height: widget.htmlToolbarOptions.toolbarItemHeight,
decoration: !widget.htmlToolbarOptions.renderBorder
? null
: widget.htmlToolbarOptions.dropdownBoxDecoration ??
BoxDecoration(
color: Theme.of(context).scaffoldBackgroundColor,
border: Border.all(
color: Theme.of(context)
.colorScheme
.onSurface
.withOpacity(0.12))),
child: CustomDropdownButtonHideUnderline(
child: CustomDropdownButton<String>(
elevation: widget.htmlToolbarOptions.dropdownElevation,
icon: widget.htmlToolbarOptions.dropdownIcon,
iconEnabledColor: widget.htmlToolbarOptions.dropdownIconColor,
iconSize: widget.htmlToolbarOptions.dropdownIconSize,
itemHeight: widget.htmlToolbarOptions.dropdownItemHeight,
focusColor: widget.htmlToolbarOptions.dropdownFocusColor,
dropdownColor: widget.htmlToolbarOptions.dropdownBackgroundColor,
menuDirection: widget.htmlToolbarOptions.dropdownMenuDirection ??
(widget.htmlToolbarOptions.toolbarPosition ==
ToolbarPosition.belowEditor
? DropdownMenuDirection.up
: DropdownMenuDirection.down),
menuMaxHeight: widget.htmlToolbarOptions.dropdownMenuMaxHeight ??
MediaQuery.of(context).size.height / 3,
style: widget.htmlToolbarOptions.textStyle,
items: [
CustomDropdownMenuItem(
value: 'p',
child: PointerInterceptor(child: Text('Normal'))),
CustomDropdownMenuItem(
value: 'blockquote',
child: PointerInterceptor(
child: Container(
decoration: BoxDecoration(
border: Border(
left: BorderSide(
color: Colors.grey, width: 3.0))),
padding: EdgeInsets.symmetric(horizontal: 10.0),
child: Text('Quote',
style: TextStyle(
fontFamily: 'times', color: Colors.grey))),
)),
CustomDropdownMenuItem(
value: 'pre',
child: PointerInterceptor(
child: Container(
decoration: BoxDecoration(
borderRadius: BorderRadius.circular(5),
color: Colors.grey),
padding: EdgeInsets.symmetric(horizontal: 10.0),
child: Text('Code',
style: TextStyle(
fontFamily: 'courier', color: Colors.white))),
)),
CustomDropdownMenuItem(
value: 'h1',
child: PointerInterceptor(
child: Text('Header 1',
style: TextStyle(
fontWeight: FontWeight.bold, fontSize: 32))),
),
CustomDropdownMenuItem(
value: 'h2',
child: PointerInterceptor(
child: Text('Header 2',
style: TextStyle(
fontWeight: FontWeight.bold, fontSize: 24))),
),
CustomDropdownMenuItem(
value: 'h3',
child: PointerInterceptor(
child: Text('Header 3',
style: TextStyle(
fontWeight: FontWeight.bold, fontSize: 18))),
),
CustomDropdownMenuItem(
value: 'h4',
child: PointerInterceptor(
child: Text('Header 4',
style: TextStyle(
fontWeight: FontWeight.bold, fontSize: 16))),
),
CustomDropdownMenuItem(
value: 'h5',
child: PointerInterceptor(
child: Text('Header 5',
style: TextStyle(
fontWeight: FontWeight.bold, fontSize: 13))),
),
CustomDropdownMenuItem(
value: 'h6',
child: PointerInterceptor(
child: Text('Header 6',
style: TextStyle(
fontWeight: FontWeight.bold, fontSize: 11))),
),
],
value: _fontSelectedItem,
onChanged: (String? changed) async {
void updateSelectedItem(dynamic changed) {
if (changed is String) {
setState(mounted, this.setState, () {
_fontSelectedItem = changed;
});
}
}
if (changed != null) {
var proceed =
await widget.htmlToolbarOptions.onDropdownChanged?.call(
DropdownType.style,
changed,
updateSelectedItem) ??
true;
if (proceed) {
widget.controller
.execCommand('formatBlock', argument: changed);
updateSelectedItem(changed);
}
}
},
),
),
));
}
if (t is FontSettingButtons) {
if (t.fontName) {
toolbarChildren.add(Container(
padding: const EdgeInsets.only(left: 8.0),
height: widget.htmlToolbarOptions.toolbarItemHeight,
decoration: !widget.htmlToolbarOptions.renderBorder
? null
: widget.htmlToolbarOptions.dropdownBoxDecoration ??
BoxDecoration(
color: Theme.of(context).scaffoldBackgroundColor,
border: Border.all(
color: Theme.of(context)
.colorScheme
.onSurface
.withOpacity(0.12))),
child: CustomDropdownButtonHideUnderline(
child: CustomDropdownButton<String>(
elevation: widget.htmlToolbarOptions.dropdownElevation,
icon: widget.htmlToolbarOptions.dropdownIcon,
iconEnabledColor: widget.htmlToolbarOptions.dropdownIconColor,
iconSize: widget.htmlToolbarOptions.dropdownIconSize,
itemHeight: widget.htmlToolbarOptions.dropdownItemHeight,
focusColor: widget.htmlToolbarOptions.dropdownFocusColor,
dropdownColor:
widget.htmlToolbarOptions.dropdownBackgroundColor,
menuDirection:
widget.htmlToolbarOptions.dropdownMenuDirection ??
(widget.htmlToolbarOptions.toolbarPosition ==
ToolbarPosition.belowEditor
? DropdownMenuDirection.up
: DropdownMenuDirection.down),
menuMaxHeight:
widget.htmlToolbarOptions.dropdownMenuMaxHeight ??
MediaQuery.of(context).size.height / 3,
style: widget.htmlToolbarOptions.textStyle,
items: [
CustomDropdownMenuItem(
value: 'Courier New',
child: PointerInterceptor(
child: Text('Courier New',
style: TextStyle(fontFamily: 'Courier'))),
),
CustomDropdownMenuItem(
value: 'sans-serif',
child: PointerInterceptor(
child: Text('Sans Serif',
style: TextStyle(fontFamily: 'sans-serif'))),
),
CustomDropdownMenuItem(
value: 'Times New Roman',
child: PointerInterceptor(
child: Text('Times New Roman',
style: TextStyle(fontFamily: 'Times'))),
),
],
value: _fontNameSelectedItem,
onChanged: (String? changed) async {
void updateSelectedItem(dynamic changed) async {
if (changed is String) {
setState(mounted, this.setState, () {
_fontNameSelectedItem = changed;
});
}
}
if (changed != null) {
var proceed =
await widget.htmlToolbarOptions.onDropdownChanged?.call(
DropdownType.fontName,
changed,
updateSelectedItem) ??
true;
if (proceed) {
widget.controller
.execCommand('fontName', argument: changed);
updateSelectedItem(changed);
}
}
},
),
),
));
}
if (t.fontSize) {
toolbarChildren.add(Container(
padding: const EdgeInsets.only(left: 8.0),
height: widget.htmlToolbarOptions.toolbarItemHeight,
decoration: !widget.htmlToolbarOptions.renderBorder
? null
: widget.htmlToolbarOptions.dropdownBoxDecoration ??
BoxDecoration(
color: Theme.of(context).scaffoldBackgroundColor,
border: Border.all(
color: Theme.of(context)
.colorScheme
.onSurface
.withOpacity(0.12))),
child: CustomDropdownButtonHideUnderline(
child: CustomDropdownButton<double>(
elevation: widget.htmlToolbarOptions.dropdownElevation,
icon: widget.htmlToolbarOptions.dropdownIcon,
iconEnabledColor: widget.htmlToolbarOptions.dropdownIconColor,
iconSize: widget.htmlToolbarOptions.dropdownIconSize,
itemHeight: widget.htmlToolbarOptions.dropdownItemHeight,
focusColor: widget.htmlToolbarOptions.dropdownFocusColor,
dropdownColor:
widget.htmlToolbarOptions.dropdownBackgroundColor,
menuDirection:
widget.htmlToolbarOptions.dropdownMenuDirection ??
(widget.htmlToolbarOptions.toolbarPosition ==
ToolbarPosition.belowEditor
? DropdownMenuDirection.up
: DropdownMenuDirection.down),
menuMaxHeight:
widget.htmlToolbarOptions.dropdownMenuMaxHeight ??
MediaQuery.of(context).size.height / 3,
style: widget.htmlToolbarOptions.textStyle,
items: [
CustomDropdownMenuItem(
value: 1,
child: PointerInterceptor(
child: Text(
"${_fontSizeUnitSelectedItem == "px" ? "11" : "8"} $_fontSizeUnitSelectedItem")),
),
CustomDropdownMenuItem(
value: 2,
child: PointerInterceptor(
child: Text(
"${_fontSizeUnitSelectedItem == "px" ? "13" : "10"} $_fontSizeUnitSelectedItem")),
),
CustomDropdownMenuItem(
value: 3,
child: PointerInterceptor(
child: Text(
"${_fontSizeUnitSelectedItem == "px" ? "16" : "12"} $_fontSizeUnitSelectedItem")),
),
CustomDropdownMenuItem(
value: 4,
child: PointerInterceptor(
child: Text(
"${_fontSizeUnitSelectedItem == "px" ? "19" : "14"} $_fontSizeUnitSelectedItem")),
),
CustomDropdownMenuItem(
value: 5,
child: PointerInterceptor(
child: Text(
"${_fontSizeUnitSelectedItem == "px" ? "24" : "18"} $_fontSizeUnitSelectedItem")),
),
CustomDropdownMenuItem(
value: 6,
child: PointerInterceptor(
child: Text(
"${_fontSizeUnitSelectedItem == "px" ? "32" : "24"} $_fontSizeUnitSelectedItem")),
),
CustomDropdownMenuItem(
value: 7,
child: PointerInterceptor(
child: Text(
"${_fontSizeUnitSelectedItem == "px" ? "48" : "36"} $_fontSizeUnitSelectedItem")),
),
],
value: _fontSizeSelectedItem,
onChanged: (double? changed) async {
void updateSelectedItem(dynamic changed) {
if (changed is double) {
setState(mounted, this.setState, () {
_fontSizeSelectedItem = changed;
});
}
}
if (changed != null) {
var intChanged = changed.toInt();
var proceed =
await widget.htmlToolbarOptions.onDropdownChanged?.call(
DropdownType.fontSize,
changed,
updateSelectedItem) ??
true;
if (proceed) {
switch (intChanged) {
case 1:
_actualFontSizeSelectedItem = 11;
break;
case 2:
_actualFontSizeSelectedItem = 13;
break;
case 3:
_actualFontSizeSelectedItem = 16;
break;
case 4:
_actualFontSizeSelectedItem = 19;
break;
case 5:
_actualFontSizeSelectedItem = 24;
break;
case 6:
_actualFontSizeSelectedItem = 32;
break;
case 7:
_actualFontSizeSelectedItem = 48;
break;
}
widget.controller.execCommand('fontSize',
argument: changed.toString());
updateSelectedItem(changed);
}
}
},
),
),
));
}
if (t.fontSizeUnit) {
toolbarChildren.add(Container(
padding: const EdgeInsets.only(left: 8.0),
height: widget.htmlToolbarOptions.toolbarItemHeight,
decoration: !widget.htmlToolbarOptions.renderBorder
? null
: widget.htmlToolbarOptions.dropdownBoxDecoration ??
BoxDecoration(
color: Theme.of(context).scaffoldBackgroundColor,
border: Border.all(
color: Theme.of(context)
.colorScheme
.onSurface
.withOpacity(0.12))),
child: CustomDropdownButtonHideUnderline(
child: CustomDropdownButton<String>(
elevation: widget.htmlToolbarOptions.dropdownElevation,
icon: widget.htmlToolbarOptions.dropdownIcon,
iconEnabledColor: widget.htmlToolbarOptions.dropdownIconColor,
iconSize: widget.htmlToolbarOptions.dropdownIconSize,
itemHeight: widget.htmlToolbarOptions.dropdownItemHeight,
focusColor: widget.htmlToolbarOptions.dropdownFocusColor,
dropdownColor:
widget.htmlToolbarOptions.dropdownBackgroundColor,
menuDirection:
widget.htmlToolbarOptions.dropdownMenuDirection ??
(widget.htmlToolbarOptions.toolbarPosition ==
ToolbarPosition.belowEditor
? DropdownMenuDirection.up
: DropdownMenuDirection.down),
menuMaxHeight:
widget.htmlToolbarOptions.dropdownMenuMaxHeight ??
MediaQuery.of(context).size.height / 3,
style: widget.htmlToolbarOptions.textStyle,
items: [
CustomDropdownMenuItem(
value: 'pt',
child: PointerInterceptor(child: Text('pt')),
),
CustomDropdownMenuItem(
value: 'px',
child: PointerInterceptor(child: Text('px')),
),
],
value: _fontSizeUnitSelectedItem,
onChanged: (String? changed) async {
void updateSelectedItem(dynamic changed) {
if (changed is String) {
setState(mounted, this.setState, () {
_fontSizeUnitSelectedItem = changed;
});
}
}
if (changed != null) {
var proceed =
await widget.htmlToolbarOptions.onDropdownChanged?.call(
DropdownType.fontSizeUnit,
changed,
updateSelectedItem) ??
true;
if (proceed) {
updateSelectedItem(changed);
}
}
},
),
),
));
}
}
if (t is FontButtons) {
if (t.bold || t.italic || t.underline || t.clearAll) {
toolbarChildren.add(ToggleButtons(
constraints: BoxConstraints.tightFor(
width: widget.htmlToolbarOptions.toolbarItemHeight - 2,
height: widget.htmlToolbarOptions.toolbarItemHeight - 2,
),
color: widget.htmlToolbarOptions.buttonColor,
selectedColor: widget.htmlToolbarOptions.buttonSelectedColor,
fillColor: widget.htmlToolbarOptions.buttonFillColor,
focusColor: widget.htmlToolbarOptions.buttonFocusColor,
highlightColor: widget.htmlToolbarOptions.buttonHighlightColor,
hoverColor: widget.htmlToolbarOptions.buttonHoverColor,
splashColor: widget.htmlToolbarOptions.buttonSplashColor,
selectedBorderColor:
widget.htmlToolbarOptions.buttonSelectedBorderColor,
borderColor: widget.htmlToolbarOptions.buttonBorderColor,
borderRadius: widget.htmlToolbarOptions.buttonBorderRadius,
borderWidth: widget.htmlToolbarOptions.buttonBorderWidth,
renderBorder: widget.htmlToolbarOptions.renderBorder,
textStyle: widget.htmlToolbarOptions.textStyle,
onPressed: (int index) async {
void updateStatus() {
setState(mounted, this.setState, () {
_fontSelected[index] = !_fontSelected[index];
});
}
if (t.getIcons1()[index].icon == Icons.format_bold) {
var proceed = await widget.htmlToolbarOptions.onButtonPressed
?.call(ButtonType.bold, _fontSelected[index],
updateStatus) ??
true;
if (proceed) {
widget.controller.execCommand('bold');
updateStatus();
}
}
if (t.getIcons1()[index].icon == Icons.format_italic) {
var proceed = await widget.htmlToolbarOptions.onButtonPressed
?.call(ButtonType.italic, _fontSelected[index],
updateStatus) ??
true;
if (proceed) {
widget.controller.execCommand('italic');
updateStatus();
}
}
if (t.getIcons1()[index].icon == Icons.format_underline) {
var proceed = await widget.htmlToolbarOptions.onButtonPressed
?.call(ButtonType.underline, _fontSelected[index],
updateStatus) ??
true;
if (proceed) {
widget.controller.execCommand('underline');
updateStatus();
}
}
if (t.getIcons1()[index].icon == Icons.format_clear) {
var proceed = await widget.htmlToolbarOptions.onButtonPressed
?.call(ButtonType.clearFormatting, null, null) ??
true;
if (proceed) {
widget.controller.execCommand('removeFormat');
}
}
},
isSelected: _fontSelected,
children: t.getIcons1(),
));
}
if (t.strikethrough || t.superscript || t.subscript) {
toolbarChildren.add(ToggleButtons(
constraints: BoxConstraints.tightFor(
width: widget.htmlToolbarOptions.toolbarItemHeight - 2,
height: widget.htmlToolbarOptions.toolbarItemHeight - 2,
),
color: widget.htmlToolbarOptions.buttonColor,
selectedColor: widget.htmlToolbarOptions.buttonSelectedColor,
fillColor: widget.htmlToolbarOptions.buttonFillColor,
focusColor: widget.htmlToolbarOptions.buttonFocusColor,
highlightColor: widget.htmlToolbarOptions.buttonHighlightColor,
hoverColor: widget.htmlToolbarOptions.buttonHoverColor,
splashColor: widget.htmlToolbarOptions.buttonSplashColor,
selectedBorderColor:
widget.htmlToolbarOptions.buttonSelectedBorderColor,
borderColor: widget.htmlToolbarOptions.buttonBorderColor,
borderRadius: widget.htmlToolbarOptions.buttonBorderRadius,
borderWidth: widget.htmlToolbarOptions.buttonBorderWidth,
renderBorder: widget.htmlToolbarOptions.renderBorder,
textStyle: widget.htmlToolbarOptions.textStyle,
onPressed: (int index) async {
void updateStatus() {
setState(mounted, this.setState, () {
_miscFontSelected[index] = !_miscFontSelected[index];
});
}
if (t.getIcons2()[index].icon == Icons.format_strikethrough) {
var proceed = await widget.htmlToolbarOptions.onButtonPressed
?.call(ButtonType.strikethrough,
_miscFontSelected[index], updateStatus) ??
true;
if (proceed) {
widget.controller.execCommand('strikeThrough');
updateStatus();
}
}
if (t.getIcons2()[index].icon == Icons.superscript) {
var proceed = await widget.htmlToolbarOptions.onButtonPressed