/* Author: Diana Korchmar, LMU Muenchen
Isabelle documentation panel as web view.
*/
'use strict';
import {
WebviewViewProvider, WebviewView, Uri, WebviewViewResolveContext,
CancellationToken, window, workspace, Webview, env
} from 'vscode'
import { text_colors } from './decorations'
import * as vscode_lib from './vscode_lib'
import * as path from 'path'
import * as lsp from './lsp'
import { commands } from 'vscode'
import { LanguageClient } from 'vscode-languageclient/node';
class Documentation_Panel_Provider implements WebviewViewProvider {
public static readonly view_type = 'isabelle-documentation';
private _view?: WebviewView;
private _documentation_sections: any[] = [];
constructor(
private readonly _extension_uri: Uri,
private readonly _language_client: LanguageClient
) { }
request(language_client: LanguageClient) {
if (language_client) {
this._language_client.sendNotification(lsp.documentation_request_type);
}
}
setupDocumentation(language_client: LanguageClient) {
language_client.onNotification(lsp.documentation_response_type, params => {
if (!params || !params.sections || !Array.isArray(params.sections)) {
return;
}
this._documentation_sections = params.sections;
if (this._view) {
this._update_webview();
}
});
}
public resolveWebviewView(
view: WebviewView,
context: WebviewViewResolveContext,
_token: CancellationToken
): void {
this._view = view;
this._view.webview.options = {
enableScripts: true,
localResourceRoots: [
this._extension_uri
]
};
this._view.webview.html = this._get_html();
if (Object.keys(this._documentation_sections).length > 0) {
this._update_webview();
}
this._view.webview.onDidReceiveMessage(async message => {
if (message.command === 'open_document') {
this._open_document(message.platform_path);
}
});
}
private _update_webview(): void {
if (!this._view) {
return;
}
this._view.webview.postMessage({
command: 'update',
sections: this._documentation_sections,
});
}
private _open_document(platform_path: string): void {
const uri = Uri.file(platform_path);
if (platform_path.endsWith(".pdf")) {
commands.executeCommand("vscode.open", uri)
}
else {
workspace.openTextDocument(uri).then(document => {
window.showTextDocument(document);
});
}
}
private _get_html(): string {
return get_webview_html(this._view?.webview, this._extension_uri.fsPath);
}
}
function get_webview_html(webview: Webview | undefined, extension_path: string): string {
const script_uri =
webview.asWebviewUri(Uri.file(path.join(extension_path, 'media', 'documentation.js')))
const css_uri =
webview.asWebviewUri(Uri.file(path.join(extension_path, 'media', 'documentation.css')))
const font_uri =
webview.asWebviewUri(Uri.file(path.join(extension_path, 'fonts', 'IsabelleDejaVuSansMono.ttf')))
return `
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<link href="${css_uri}" rel="stylesheet">
<style>
@font-face {
font-family: "Isabelle DejaVu Sans Mono";
src: url(${font_uri});
}
${_get_decorations()}
</style>
<title>Documentation Panel</title>
</head>
<body>
<div id="documentation-container">Loading documentation...</div>
<script src="${script_uri}"></script>
</body>
</html>`;
}
function _get_decorations(): string {
let style: string[] = []
for (const key of text_colors) {
style.push(`body.vscode-light .${key} { color: ${vscode_lib.get_color(key, true)} }\n`)
style.push(`body.vscode-dark .${key} { color: ${vscode_lib.get_color(key, false)} }\n`)
}
return style.join("")
}
export { Documentation_Panel_Provider, get_webview_html };
[ Dauer der Verarbeitung: 0.31 Sekunden
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