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Implemented keyboard shortcuts for copy, paste etc
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,165 @@ | ||
| import type {FreModelUnit, FreNode, FreOwnerDescriptor} from "../ast/index.js"; | ||
| import {AST, FreUndoManager} from "../change-manager/index.js"; | ||
| import {FreErrorSeverity} from "../validator/index.js"; | ||
| import {Box, FreEditor, isActionBox, isActionTextBox, isListBox} from "../editor/index.js"; | ||
| import {FreLanguage} from "../language/index.js"; | ||
| import {FreLogger} from "../logging/index.js"; | ||
| import {runInAction} from "mobx"; | ||
|
|
||
| const LOGGER = new FreLogger("AstActionExecutor"); // .mute(); | ||
|
|
||
| export class AstActionExecutor { | ||
| private static instance: AstActionExecutor | null = null; | ||
| private editor: FreEditor; | ||
|
|
||
| static getInstance(editor: FreEditor): AstActionExecutor { | ||
| if (AstActionExecutor.instance === null) { | ||
| AstActionExecutor.instance = new AstActionExecutor(); | ||
| } | ||
| AstActionExecutor.instance.editor = editor; | ||
| return AstActionExecutor.instance; | ||
| } | ||
|
|
||
| redo() { | ||
| if (this.editor.rootElement.freIsUnit()) { | ||
| const unitInEditor = this.editor.rootElement as FreModelUnit; | ||
| LOGGER.log(`redo called: '${FreUndoManager.getInstance().nextRedoAsText(unitInEditor)}' currentunit '${unitInEditor?.name}'`); | ||
| if (!!unitInEditor) { | ||
| FreUndoManager.getInstance().executeRedo(unitInEditor); | ||
| } | ||
| } | ||
| } | ||
|
|
||
| undo() { | ||
| if (this.editor.rootElement.freIsUnit()) { | ||
| const unitInEditor = this.editor.rootElement as FreModelUnit; | ||
| LOGGER.log(`undo called: '${FreUndoManager.getInstance().nextUndoAsText(unitInEditor)}' currentunit '${unitInEditor?.name}'`); | ||
| if (!!unitInEditor) { | ||
| FreUndoManager.getInstance().executeUndo(unitInEditor); | ||
| } | ||
| } | ||
| } | ||
|
|
||
| cut() { | ||
| LOGGER.log("cut called"); | ||
| const tobecut: FreNode = this.editor.selectedElement; | ||
| if (!!tobecut) { | ||
| this.deleteElement(tobecut); | ||
| this.editor.copiedElement = tobecut; | ||
| // console.log("element " + this.editor.copiedElement.freId() + " is stored "); | ||
| } else { | ||
| this.editor.setUserMessage("Nothing selected", FreErrorSeverity.Warning); | ||
| } | ||
| } | ||
|
|
||
| copy() { | ||
| LOGGER.log("copy called"); | ||
| const tobecopied: FreNode = this.editor.selectedElement; | ||
| if (!!tobecopied) { | ||
| this.editor.copiedElement = tobecopied.copy(); | ||
| // console.log("element " + this.editor.copiedElement.freId() + " is stored "); | ||
| } else { | ||
| this.editor.setUserMessage("Nothing selected", FreErrorSeverity.Warning); | ||
| } | ||
| } | ||
|
|
||
| paste() { | ||
| LOGGER.log("paste called"); | ||
| const tobepasted = this.editor.copiedElement; | ||
| if (!!tobepasted) { | ||
| const currentSelection: Box = this.editor.selectedBox; | ||
| const element: FreNode = currentSelection.node; | ||
| if (!!currentSelection) { | ||
| if (isActionTextBox(currentSelection)) { | ||
| if (isActionBox(currentSelection.parent)) { | ||
| if ( | ||
| FreLanguage.getInstance().metaConformsToType( | ||
| tobepasted, | ||
| currentSelection.parent.conceptName, | ||
| ) | ||
| ) { | ||
| // allow subtypes | ||
| // console.log("found text box for " + currentSelection.parent.conceptName + ", " + currentSelection.parent.propertyName); | ||
| this.pasteInElement(element, currentSelection.parent.propertyName); | ||
| } else { | ||
| this.editor.setUserMessage( | ||
| "Cannot paste an " + tobepasted.freLanguageConcept() + " here.", | ||
| FreErrorSeverity.Warning, | ||
| ); | ||
| } | ||
| } | ||
| } else if (isListBox(currentSelection.parent)) { | ||
| if (FreLanguage.getInstance().metaConformsToType(tobepasted, element.freLanguageConcept())) { | ||
| // allow subtypes | ||
| // console.log('pasting in ' + currentSelection.role + ', prop: ' + currentSelection.parent.propertyName); | ||
| this.pasteInElement( | ||
| element.freOwnerDescriptor().owner, | ||
| currentSelection.parent.propertyName, | ||
| element.freOwnerDescriptor().propertyIndex + 1, | ||
| ); | ||
| } else { | ||
| this.editor.setUserMessage( | ||
| "Cannot paste an " + tobepasted.freLanguageConcept() + " here.", | ||
| FreErrorSeverity.Warning, | ||
| ); | ||
| } | ||
| } else { | ||
| // todo other pasting options ... | ||
| } | ||
| } else { | ||
| this.editor.setUserMessage( | ||
| "Cannot paste an " + tobepasted.freLanguageConcept() + " here.", | ||
| FreErrorSeverity.Warning, | ||
| ); | ||
| } | ||
| } else { | ||
| this.editor.setUserMessage("Nothing to be pasted", FreErrorSeverity.Warning); | ||
| return; | ||
| } | ||
| } | ||
|
|
||
| deleteElement(tobeDeleted: FreNode) { | ||
| if (!!tobeDeleted) { | ||
| // find the owner of the element to be deleted and remove the element there | ||
| const owner: FreNode = tobeDeleted.freOwner(); | ||
| const desc: FreOwnerDescriptor = tobeDeleted.freOwnerDescriptor(); | ||
| if (!!desc) { | ||
| // console.log("deleting " + desc.propertyName + "[" + desc.propertyIndex + "]"); | ||
| if (desc.propertyIndex !== null && desc.propertyIndex !== undefined && desc.propertyIndex >= 0) { | ||
| const propList = owner[desc.propertyName]; | ||
| if (Array.isArray(propList) && propList.length > desc.propertyIndex) { | ||
| AST.change(() => propList.splice(desc.propertyIndex, 1)); | ||
| } | ||
| } else { | ||
| AST.change(() => (owner[desc.propertyName] = null)); | ||
| } | ||
| } else { | ||
| console.error( | ||
| "deleting of " + tobeDeleted.freId() + " not succeeded, because owner descriptor is empty.", | ||
| ); | ||
| } | ||
| } | ||
| } | ||
|
|
||
| private pasteInElement(element: FreNode, propertyName: string, index?: number) { | ||
| const property = element[propertyName]; | ||
| const toBePastedIn: FreNode = this.editor.copiedElement; | ||
| runInAction( () => { | ||
| this.editor.copiedElement = toBePastedIn.copy(); | ||
| }) | ||
| if (Array.isArray(property)) { | ||
| // console.log('List before: [' + property.map(x => x.freId()).join(', ') + ']'); | ||
| AST.change(() => { | ||
| if (index !== null && index !== undefined && index > 0) { | ||
| property.splice(index, 0, toBePastedIn); | ||
| } else { | ||
| property.push(toBePastedIn); | ||
| } | ||
| }); | ||
| // console.log('List after: [' + property.map(x => x.freId()).join(', ') + ']'); | ||
| } else { | ||
| // console.log('property ' + propertyName + ' is no list'); | ||
| AST.change(() => (element[propertyName] = toBePastedIn)); | ||
| } | ||
| } | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,3 +1,4 @@ | ||
| export * from "./AstActionExecutor.js"; | ||
| export * from "./AstWorker.js"; | ||
| export * from "./AstWalker.js"; | ||
| export * from "./AstUtil.js"; |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
|
|
@@ -38,6 +38,7 @@ | |
| } | ||
| ], | ||
| "references": [], | ||
| "annotations": [], | ||
| "parent": null | ||
| } | ||
| ] | ||
|
|
||
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
|
|
@@ -38,6 +38,7 @@ | |
| } | ||
| ], | ||
| "references": [], | ||
| "annotations": [], | ||
| "parent": null | ||
| } | ||
| ] | ||
|
|
||
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