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more updates #110

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This commit is contained in:
Johannes Rieken
2018-11-15 10:41:25 +01:00
parent 3fedfb19e9
commit cf2e614357
2 changed files with 21 additions and 20 deletions
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25
statusbar-sample/src/extension.ts
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@ -8,23 +8,34 @@ import * as vscode from 'vscode';
let myStatusBarItem: vscode.StatusBarItem;
export function activate(context: vscode.ExtensionContext) {
export function activate({ subscriptions }: vscode.ExtensionContext) {
// register a command that is invoked when the status bar
// item is selected
const myCommandId = 'sample.showSelectionCount';
subscriptions.push(vscode.commands.registerCommand(myCommandId, () => {
let n = getNumberOfSelectedLines(vscode.window.activeTextEditor);
vscode.window.showInformationMessage(`Yeah, ${n} line(s) selected... Keep going!`);
}));
// create a new status bar item that we can now manage
myStatusBarItem = vscode.window.createStatusBarItem(vscode.StatusBarAlignment.Right, 100);
myStatusBarItem.command = myCommandId;
subscriptions.push(myStatusBarItem);
context.subscriptions.push(myStatusBarItem);
context.subscriptions.push(vscode.window.onDidChangeActiveTextEditor(updateStatusBarItem));
context.subscriptions.push(vscode.window.onDidChangeTextEditorSelection(updateStatusBarItem));
context.subscriptions.push(vscode.window.onDidChangeTextEditorViewColumn(updateStatusBarItem));
// register some listener that make sure the status bar
// item always up-to-date
subscriptions.push(vscode.window.onDidChangeActiveTextEditor(updateStatusBarItem));
subscriptions.push(vscode.window.onDidChangeTextEditorSelection(updateStatusBarItem));
// update status bar item once at start
updateStatusBarItem();
}
function updateStatusBarItem(): void {
let n = getNumberOfSelectedLines(vscode.window.activeTextEditor);
if (n > 0) {
myStatusBarItem.text = `$(megaphone) ${n} line(s) selected`;;
myStatusBarItem.text = `$(megaphone) ${n} line(s) selected`;
myStatusBarItem.show();
} else {
myStatusBarItem.hide();