From 5efbfd5fbe84f6b63b480ba7e0d350958a8d1dec Mon Sep 17 00:00:00 2001 From: singerdmx Date: Sun, 20 Dec 2020 18:08:19 -0800 Subject: [PATCH] Implement _buildChildren(BuildContext context) for RawEditor --- lib/widgets/editor.dart | 123 +++++++++++++++++++++++++++++++++------- 1 file changed, 101 insertions(+), 22 deletions(-) diff --git a/lib/widgets/editor.dart b/lib/widgets/editor.dart index f199b0fb..a6cf2624 100644 --- a/lib/widgets/editor.dart +++ b/lib/widgets/editor.dart @@ -9,6 +9,7 @@ import 'package:flutter/scheduler.dart'; import 'package:flutter/services.dart'; import 'package:flutter_quill/models/documents/attribute.dart'; import 'package:flutter_quill/models/documents/document.dart'; +import 'package:flutter_quill/models/documents/nodes/block.dart'; import 'package:flutter_quill/models/documents/nodes/container.dart' as containerNode; import 'package:flutter_quill/models/documents/nodes/leaf.dart'; @@ -17,7 +18,10 @@ import 'package:flutter_quill/models/documents/nodes/node.dart'; import 'package:flutter_quill/utils/diff_delta.dart'; import 'package:flutter_quill/widgets/default_styles.dart'; import 'package:flutter_quill/widgets/proxy.dart'; +import 'package:flutter_quill/widgets/text_block.dart'; +import 'package:flutter_quill/widgets/text_line.dart'; import 'package:flutter_quill/widgets/text_selection.dart'; +import 'package:tuple/tuple.dart'; import 'box.dart'; import 'controller.dart'; @@ -89,15 +93,15 @@ class QuillEditor extends StatefulWidget { final ValueChanged onLaunchUrl; final EmbedBuilder embedBuilder; - QuillEditor({ - @required this.controller, + QuillEditor( + {@required this.controller, this.focusNode, - @required this.scrollController, - @required this.scrollable, + @required this.scrollController, + @required this.scrollable, this.padding, - @required this.autoFocus, + @required this.autoFocus, this.showCursor, - @required this.readOnly, + @required this.readOnly, this.enableInteractiveSelection, this.minHeight, this.maxHeight, @@ -106,7 +110,7 @@ class QuillEditor extends StatefulWidget { this.keyboardAppearance, this.scrollPhysics, this.onLaunchUrl, - @required this.embedBuilder}) + @required this.embedBuilder}) : assert(controller != null), assert(scrollController != null), assert(scrollable != null), @@ -414,21 +418,24 @@ class RawEditor extends StatefulWidget { this.enableInteractiveSelection, this.scrollPhysics, this.embedBuilder) - : assert(controller != null), - assert(focusNode != null), - assert(scrollable || scrollController != null), - assert(selectionColor != null), - assert(enableInteractiveSelection != null), - assert(showSelectionHandles != null), - assert(readOnly != null), - assert(maxHeight == null || maxHeight > 0), - assert(minHeight == null || minHeight >= 0), - assert( - maxHeight == null || minHeight == null || maxHeight >= minHeight), - assert(autoFocus != null), - assert(toolbarOptions != null), + : assert(controller != null, 'controller cannot be null'), + assert(focusNode != null, 'focusNode cannot be null'), + assert(scrollable || scrollController != null, + 'scrollController cannot be null'), + assert(selectionColor != null, 'selectionColor cannot be null'), + assert(enableInteractiveSelection != null, + 'enableInteractiveSelection cannot be null'), + assert(showSelectionHandles != null, + 'showSelectionHandles cannot be null'), + assert(readOnly != null, 'readOnly cannot be null'), + assert(maxHeight == null || maxHeight > 0, 'maxHeight cannot be null'), + assert(minHeight == null || minHeight >= 0, 'minHeight cannot be null'), + assert(maxHeight == null || minHeight == null || maxHeight >= minHeight, + 'maxHeight cannot be null'), + assert(autoFocus != null, 'autoFocus cannot be null'), + assert(toolbarOptions != null, 'toolbarOptions cannot be null'), showCursor = showCursor ?? !readOnly, - assert(embedBuilder != null), + assert(embedBuilder != null, 'embedBuilder cannot be null'), super(key: key); @override @@ -896,7 +903,79 @@ class RawEditorState extends EditorState requestKeyboard(); } - _buildChildren(BuildContext context) {} + _buildChildren(BuildContext context) { + final result = []; + for (Node node in widget.controller.document.root.children) { + if (node is Line) { + result.add(EditableTextLine( + node, + null, + TextLine( + line: node, + textDirection: _textDirection, + embedBuilder: widget.embedBuilder, + ), + 0, + _getVerticalSpacingForLine(node, _styles), + _textDirection, + widget.controller.selection, + widget.selectionColor, + widget.enableInteractiveSelection, + _hasFocus, + MediaQuery.of(context).devicePixelRatio, + _cursorCont)); + } else if (node is Block) { + Map attrs = node.style.attributes; + result.add(EditableTextBlock( + node, + _textDirection, + _getVerticalSpacingForBlock(node, _styles), + widget.controller.selection, + widget.selectionColor, + widget.enableInteractiveSelection, + _hasFocus, + attrs.containsKey(Attribute.codeBlock.key) + ? EdgeInsets.all(16.0) + : null, + widget.embedBuilder, + _cursorCont)); + } else { + throw StateError('Unreachable.'); + } + } + return result; + } + + Tuple2 _getVerticalSpacingForLine( + Line line, DefaultStyles defaultStyles) { + Map attrs = line.style.attributes; + if (attrs.containsKey(Attribute.header.key)) { + int level = attrs[Attribute.header.key].value; + switch (level) { + case 1: + return defaultStyles.h1.verticalSpacing; + case 2: + return defaultStyles.h2.verticalSpacing; + case 3: + return defaultStyles.h3.verticalSpacing; + default: + throw ('Invalid level $level'); + } + } + + return defaultStyles.paragraph.verticalSpacing; + } + + Tuple2 _getVerticalSpacingForBlock( + Block node, DefaultStyles defaultStyles) { + Map attrs = node.style.attributes; + if (attrs.containsKey(Attribute.blockQuote.key)) { + return defaultStyles.quote.verticalSpacing; + } else if (attrs.containsKey(Attribute.codeBlock.key)) { + return defaultStyles.code.verticalSpacing; + } + return defaultStyles.lists.verticalSpacing; + } @override void initState() {