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Update the CaretBrowsingMode toolbar-height if the toolbarDensity preference changes (PR 18786 follow-up)

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Otherwise the isVisible-calculations may not work correctly.
This commit is contained in:
Jonas Jenwald 2024-10-01 17:37:44 +02:00
parent f2a132f826
commit 7c9d177826
2 changed files with 22 additions and 3 deletions
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1
web/app.js
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@ -876,6 +876,7 @@ const PDFViewerApplication = {
moveCaret(isUp, select) {
this._caretBrowsing ||= new CaretBrowsingMode(
this._globalAbortController.signal,
this.appConfig.mainContainer,
this.appConfig.viewerContainer,
this.appConfig.toolbar?.container

24
web/caret_browsing.js
View file

@ -19,14 +19,32 @@ const PRECISION = 1e-1;
class CaretBrowsingMode {
#mainContainer;
#toolBarHeight;
#toolBarHeight = 0;
#viewerContainer;
constructor(mainContainer, viewerContainer, toolbarContainer) {
constructor(abortSignal, mainContainer, viewerContainer, toolbarContainer) {
this.#mainContainer = mainContainer;
this.#viewerContainer = viewerContainer;
this.#toolBarHeight = toolbarContainer?.getBoundingClientRect().height ?? 0;
if (!toolbarContainer) {
return;
}
this.#toolBarHeight = toolbarContainer.getBoundingClientRect().height;
const toolbarObserver = new ResizeObserver(entries => {
for (const entry of entries) {
if (entry.target === toolbarContainer) {
this.#toolBarHeight = Math.floor(entry.borderBoxSize[0].blockSize);
break;
}
}
});
toolbarObserver.observe(toolbarContainer);
abortSignal.addEventListener("abort", () => toolbarObserver.disconnect(), {
once: true,
});
}
/**