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fix(screenshot): clean up offscreen containers, if they exist already #99

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fix(screenshot): clean up offscreen containers, if they exist already #99

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16 changes: 16 additions & 0 deletions Screenshot/Screenshot.tsx
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Original file line number Diff line number Diff line change
Expand Up @@ -190,6 +190,22 @@ class Screenshot extends Widget {
});
})
]);

// clean up offscreen popup and legend containers, if they already exist
const existingOffScreenPopup = document.querySelector(
`.${CSS.offScreenPopupContainer}`
) as HTMLElement;
if(existingOffScreenPopup) {
existingOffScreenPopup.remove();
}
const existingOffScreenLegend = document.querySelector(
`.${CSS.offScreenLegendContainer}`
) as HTMLElement;
if(existingOffScreenLegend) {
existingOffScreenLegend.remove();
}

// create new offscreen popup and legend containers
const offScreenPopupContainer = document.createElement("div");
const offScreenLegendContainer = document.createElement("div");
offScreenPopupContainer.classList.add(CSS.offScreenPopupContainer);
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