Method _handleBufferActivate

src/server/web/public/terminal.js:2178–2180

(e3)

            this._oldSelectionStart = e3, this._oldSelectionEnd = t3, this._oldHasSelection = i3, this._onSelectionChange.fire();
          }
          _handleBufferActivate(e3) {
            this.clearSelection(), this._trimListener.dispose(), this._trimListener = e3.activeBuffer.lines.onTrim(((e4) => this._handleTrim(e4)));
          }
          _convertViewportColToCharacterIndex(e3, t3) {
            let i3 = t3;
            for (let s3 = 0; t3 >= s3; s3++) {