Method openPreview

src/rmarkdown/preview.ts:370–422

(outputUri: vscode.Uri, filePath: string, title: string, cp: DisposableProcess | undefined, viewer: vscode.ViewColumn, resourceViewColumn: vscode.ViewColumn, autoRefresh: boolean)

    }

    private openPreview(outputUri: vscode.Uri, filePath: string, title: string, cp: DisposableProcess | undefined, viewer: vscode.ViewColumn, resourceViewColumn: vscode.ViewColumn, autoRefresh: boolean): void {

        const panel = vscode.window.createWebviewPanel(
            'previewRmd',
            `Preview ${title}`,
            {
                preserveFocus: true,
                viewColumn: viewer
            },
            {
                enableFindWidget: true,
                enableScripts: true,
                retainContextWhenHidden: true,
                localResourceRoots: [vscode.Uri.file(tmpDir())],
            });

        panel.iconPath = new UriIcon('preview');

        // Push the new rmd webview to the open proccesses array,
        // to keep track of running child processes
        // (primarily used in killing the child process, but also
        // general state tracking)
        const preview = new RMarkdownPreview(
            title,
            cp,
            panel,
            resourceViewColumn,
            outputUri,
            filePath,
            this,
            this.useCodeTheme,
            autoRefresh
        );
        this.previewStore.add(filePath, preview);

        // state change
        panel.onDidDispose(() => {
            // clear values
            this.activePreview = this.activePreview?.preview === preview ? { filePath: null, preview: null, title: null } : this.activePreview;
            void setContext('r.rmarkdown.preview.active', false);
            this.previewStore.delete(filePath);
        });

        panel.onDidChangeViewState(({ webviewPanel }) => {
            void setContext('r.rmarkdown.preview.active', webviewPanel.active);
            if (webviewPanel.active) {
                this.activePreview.preview = preview;
                this.activePreview.filePath = filePath;
                this.activePreview.title = title;
                void setContext('r.rmarkdown.preview.autoRefresh', preview.autoRefresh);
            }
        });
    }

    private refreshPanel(preview: RMarkdownPreview): void {
        void preview.refreshContent(this.useCodeTheme);