Quelle state_panel.ts Sprache: unbekannt

/*  Author:     Makarius

State panel via HTML webview inside VSCode.
*/

'use strict';

import * as vscode_lib from './vscode_lib'
import * as lsp from './lsp'
import {LanguageClient} from 'vscode-languageclient/node'
import {ExtensionContext, Uri, ViewColumn, WebviewPanel, window} from 'vscode'
import {get_webview_html, open_webview_link} from './output_view'

let language_client: LanguageClient

function panel_column(): ViewColumn
{
  return vscode_lib.adjacent_editor_column(window.activeTextEditor, true)
}

class Panel
{
  private state_id: number
  private webview_panel: WebviewPanel
  private _extension_path: string

  public get_id(): number { return this.state_id }
  public check_id(id: number): boolean { return this.state_id === id }

  public set_content(state: lsp.State_Output)
  {
    this.state_id = state.id
    this.webview_panel.webview.html = this._get_html(state.content, state.auto_update)
  }

  public reveal()
  {
    this.webview_panel.reveal(panel_column())
  }

  constructor(extension_path: string)
  {
    this._extension_path = extension_path
    this.webview_panel = window.createWebviewPanel("isabelle-state", "State",
      panel_column(), { enableScripts: true })
    this.webview_panel.onDidDispose(exit_panel)
    this.webview_panel.webview.onDidReceiveMessage(message =>
    {
      switch (message.command) {
        case "auto_update":
          language_client.sendNotification(
            lsp.state_auto_update_type, { id: this.state_id, enabled: message.enabled })
          break
        case "update":
          language_client.sendNotification(lsp.state_update_type, { id: this.state_id })
          break
        case "locate":
          language_client.sendNotification(lsp.state_locate_type, { id: this.state_id })
          break
        case "open":
          open_webview_link(message.link)
          break
        case "resize":
          language_client.sendNotification(
            lsp.state_set_margin_type, { id: this.state_id, margin: message.margin })
          break
        default:
          break
      }
    })
  }

  private _get_html(content: string, auto_update: boolean): string
  {
    const webview = this.webview_panel.webview
    const checked = auto_update ? "checked" : ""
    const content_with_buttons = `<div id="controls">
      <input type="checkbox" id="auto_update" ${checked}/>
      <label for="auto_update">Auto update</label>
      <button id="update_button">Update</button>
      <button id="locate_button">Locate</button>
    </div>
    ${content}`

    return get_webview_html(content_with_buttons, webview, this._extension_path)
  }
}

let panel: Panel

function exit_panel()
{
  if (panel) {
    language_client.sendNotification(lsp.state_exit_type, { id: panel.get_id() })
    panel = null
  }
}

export function init(uri: Uri)
{
  if (language_client) {
    if (panel) panel.reveal()
    else language_client.sendRequest(lsp.state_init_type, null)
  }
}

export function setup(context: ExtensionContext, client: LanguageClient)
{
  language_client = client
  language_client.onNotification(lsp.state_output_type, params =>
    {
      if (!panel) {
        panel = new Panel(context.extensionPath)
      }
      panel.set_content(params)
    })
}

Quelle state_panel.ts Sprache: unbekannt

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