viewController.js 10.0 KB

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  1. /*---------------------------------------------------------------------------------------------
  2. * Copyright (c) Microsoft Corporation. All rights reserved.
  3. * Licensed under the MIT License. See License.txt in the project root for license information.
  4. *--------------------------------------------------------------------------------------------*/
  5. import { CoreNavigationCommands } from '../controller/coreCommands.js';
  6. import { Position } from '../../common/core/position.js';
  7. import * as platform from '../../../base/common/platform.js';
  8. export class ViewController {
  9. constructor(configuration, viewModel, userInputEvents, commandDelegate) {
  10. this.configuration = configuration;
  11. this.viewModel = viewModel;
  12. this.userInputEvents = userInputEvents;
  13. this.commandDelegate = commandDelegate;
  14. }
  15. paste(text, pasteOnNewLine, multicursorText, mode) {
  16. this.commandDelegate.paste(text, pasteOnNewLine, multicursorText, mode);
  17. }
  18. type(text) {
  19. this.commandDelegate.type(text);
  20. }
  21. compositionType(text, replacePrevCharCnt, replaceNextCharCnt, positionDelta) {
  22. this.commandDelegate.compositionType(text, replacePrevCharCnt, replaceNextCharCnt, positionDelta);
  23. }
  24. compositionStart() {
  25. this.commandDelegate.startComposition();
  26. }
  27. compositionEnd() {
  28. this.commandDelegate.endComposition();
  29. }
  30. cut() {
  31. this.commandDelegate.cut();
  32. }
  33. setSelection(modelSelection) {
  34. CoreNavigationCommands.SetSelection.runCoreEditorCommand(this.viewModel, {
  35. source: 'keyboard',
  36. selection: modelSelection
  37. });
  38. }
  39. _validateViewColumn(viewPosition) {
  40. const minColumn = this.viewModel.getLineMinColumn(viewPosition.lineNumber);
  41. if (viewPosition.column < minColumn) {
  42. return new Position(viewPosition.lineNumber, minColumn);
  43. }
  44. return viewPosition;
  45. }
  46. _hasMulticursorModifier(data) {
  47. switch (this.configuration.options.get(69 /* multiCursorModifier */)) {
  48. case 'altKey':
  49. return data.altKey;
  50. case 'ctrlKey':
  51. return data.ctrlKey;
  52. case 'metaKey':
  53. return data.metaKey;
  54. default:
  55. return false;
  56. }
  57. }
  58. _hasNonMulticursorModifier(data) {
  59. switch (this.configuration.options.get(69 /* multiCursorModifier */)) {
  60. case 'altKey':
  61. return data.ctrlKey || data.metaKey;
  62. case 'ctrlKey':
  63. return data.altKey || data.metaKey;
  64. case 'metaKey':
  65. return data.ctrlKey || data.altKey;
  66. default:
  67. return false;
  68. }
  69. }
  70. dispatchMouse(data) {
  71. const options = this.configuration.options;
  72. const selectionClipboardIsOn = (platform.isLinux && options.get(95 /* selectionClipboard */));
  73. const columnSelection = options.get(18 /* columnSelection */);
  74. if (data.middleButton && !selectionClipboardIsOn) {
  75. this._columnSelect(data.position, data.mouseColumn, data.inSelectionMode);
  76. }
  77. else if (data.startedOnLineNumbers) {
  78. // If the dragging started on the gutter, then have operations work on the entire line
  79. if (this._hasMulticursorModifier(data)) {
  80. if (data.inSelectionMode) {
  81. this._lastCursorLineSelect(data.position);
  82. }
  83. else {
  84. this._createCursor(data.position, true);
  85. }
  86. }
  87. else {
  88. if (data.inSelectionMode) {
  89. this._lineSelectDrag(data.position);
  90. }
  91. else {
  92. this._lineSelect(data.position);
  93. }
  94. }
  95. }
  96. else if (data.mouseDownCount >= 4) {
  97. this._selectAll();
  98. }
  99. else if (data.mouseDownCount === 3) {
  100. if (this._hasMulticursorModifier(data)) {
  101. if (data.inSelectionMode) {
  102. this._lastCursorLineSelectDrag(data.position);
  103. }
  104. else {
  105. this._lastCursorLineSelect(data.position);
  106. }
  107. }
  108. else {
  109. if (data.inSelectionMode) {
  110. this._lineSelectDrag(data.position);
  111. }
  112. else {
  113. this._lineSelect(data.position);
  114. }
  115. }
  116. }
  117. else if (data.mouseDownCount === 2) {
  118. if (this._hasMulticursorModifier(data)) {
  119. this._lastCursorWordSelect(data.position);
  120. }
  121. else {
  122. if (data.inSelectionMode) {
  123. this._wordSelectDrag(data.position);
  124. }
  125. else {
  126. this._wordSelect(data.position);
  127. }
  128. }
  129. }
  130. else {
  131. if (this._hasMulticursorModifier(data)) {
  132. if (!this._hasNonMulticursorModifier(data)) {
  133. if (data.shiftKey) {
  134. this._columnSelect(data.position, data.mouseColumn, true);
  135. }
  136. else {
  137. // Do multi-cursor operations only when purely alt is pressed
  138. if (data.inSelectionMode) {
  139. this._lastCursorMoveToSelect(data.position);
  140. }
  141. else {
  142. this._createCursor(data.position, false);
  143. }
  144. }
  145. }
  146. }
  147. else {
  148. if (data.inSelectionMode) {
  149. if (data.altKey) {
  150. this._columnSelect(data.position, data.mouseColumn, true);
  151. }
  152. else {
  153. if (columnSelection) {
  154. this._columnSelect(data.position, data.mouseColumn, true);
  155. }
  156. else {
  157. this._moveToSelect(data.position);
  158. }
  159. }
  160. }
  161. else {
  162. this.moveTo(data.position);
  163. }
  164. }
  165. }
  166. }
  167. _usualArgs(viewPosition) {
  168. viewPosition = this._validateViewColumn(viewPosition);
  169. return {
  170. source: 'mouse',
  171. position: this._convertViewToModelPosition(viewPosition),
  172. viewPosition: viewPosition
  173. };
  174. }
  175. moveTo(viewPosition) {
  176. CoreNavigationCommands.MoveTo.runCoreEditorCommand(this.viewModel, this._usualArgs(viewPosition));
  177. }
  178. _moveToSelect(viewPosition) {
  179. CoreNavigationCommands.MoveToSelect.runCoreEditorCommand(this.viewModel, this._usualArgs(viewPosition));
  180. }
  181. _columnSelect(viewPosition, mouseColumn, doColumnSelect) {
  182. viewPosition = this._validateViewColumn(viewPosition);
  183. CoreNavigationCommands.ColumnSelect.runCoreEditorCommand(this.viewModel, {
  184. source: 'mouse',
  185. position: this._convertViewToModelPosition(viewPosition),
  186. viewPosition: viewPosition,
  187. mouseColumn: mouseColumn,
  188. doColumnSelect: doColumnSelect
  189. });
  190. }
  191. _createCursor(viewPosition, wholeLine) {
  192. viewPosition = this._validateViewColumn(viewPosition);
  193. CoreNavigationCommands.CreateCursor.runCoreEditorCommand(this.viewModel, {
  194. source: 'mouse',
  195. position: this._convertViewToModelPosition(viewPosition),
  196. viewPosition: viewPosition,
  197. wholeLine: wholeLine
  198. });
  199. }
  200. _lastCursorMoveToSelect(viewPosition) {
  201. CoreNavigationCommands.LastCursorMoveToSelect.runCoreEditorCommand(this.viewModel, this._usualArgs(viewPosition));
  202. }
  203. _wordSelect(viewPosition) {
  204. CoreNavigationCommands.WordSelect.runCoreEditorCommand(this.viewModel, this._usualArgs(viewPosition));
  205. }
  206. _wordSelectDrag(viewPosition) {
  207. CoreNavigationCommands.WordSelectDrag.runCoreEditorCommand(this.viewModel, this._usualArgs(viewPosition));
  208. }
  209. _lastCursorWordSelect(viewPosition) {
  210. CoreNavigationCommands.LastCursorWordSelect.runCoreEditorCommand(this.viewModel, this._usualArgs(viewPosition));
  211. }
  212. _lineSelect(viewPosition) {
  213. CoreNavigationCommands.LineSelect.runCoreEditorCommand(this.viewModel, this._usualArgs(viewPosition));
  214. }
  215. _lineSelectDrag(viewPosition) {
  216. CoreNavigationCommands.LineSelectDrag.runCoreEditorCommand(this.viewModel, this._usualArgs(viewPosition));
  217. }
  218. _lastCursorLineSelect(viewPosition) {
  219. CoreNavigationCommands.LastCursorLineSelect.runCoreEditorCommand(this.viewModel, this._usualArgs(viewPosition));
  220. }
  221. _lastCursorLineSelectDrag(viewPosition) {
  222. CoreNavigationCommands.LastCursorLineSelectDrag.runCoreEditorCommand(this.viewModel, this._usualArgs(viewPosition));
  223. }
  224. _selectAll() {
  225. CoreNavigationCommands.SelectAll.runCoreEditorCommand(this.viewModel, { source: 'mouse' });
  226. }
  227. // ----------------------
  228. _convertViewToModelPosition(viewPosition) {
  229. return this.viewModel.coordinatesConverter.convertViewPositionToModelPosition(viewPosition);
  230. }
  231. emitKeyDown(e) {
  232. this.userInputEvents.emitKeyDown(e);
  233. }
  234. emitKeyUp(e) {
  235. this.userInputEvents.emitKeyUp(e);
  236. }
  237. emitContextMenu(e) {
  238. this.userInputEvents.emitContextMenu(e);
  239. }
  240. emitMouseMove(e) {
  241. this.userInputEvents.emitMouseMove(e);
  242. }
  243. emitMouseLeave(e) {
  244. this.userInputEvents.emitMouseLeave(e);
  245. }
  246. emitMouseUp(e) {
  247. this.userInputEvents.emitMouseUp(e);
  248. }
  249. emitMouseDown(e) {
  250. this.userInputEvents.emitMouseDown(e);
  251. }
  252. emitMouseDrag(e) {
  253. this.userInputEvents.emitMouseDrag(e);
  254. }
  255. emitMouseDrop(e) {
  256. this.userInputEvents.emitMouseDrop(e);
  257. }
  258. emitMouseDropCanceled() {
  259. this.userInputEvents.emitMouseDropCanceled();
  260. }
  261. emitMouseWheel(e) {
  262. this.userInputEvents.emitMouseWheel(e);
  263. }
  264. }