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fix: crash on invalid zoomFactor (#22673)

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Shelley Vohr 2020-03-13 23:13:05 +00:00 • committed by GitHub
parent 9c5874306d
commit a4c4c86b9d
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6 changed files with 37 additions and 5 deletions
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9
shell/browser/api/electron_api_web_contents.cc
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@ -4,6 +4,7 @@
#include "shell/browser/api/electron_api_web_contents.h"
#include <limits>
#include <memory>
#include <set>
#include <string>
@ -2489,7 +2490,13 @@ double WebContents::GetZoomLevel() const {
return zoom_controller_->GetZoomLevel();
}
void WebContents::SetZoomFactor(double factor) {
void WebContents::SetZoomFactor(gin_helper::ErrorThrower thrower,
double factor) {
if (factor < std::numeric_limits<double>::epsilon()) {
thrower.ThrowError("'zoomFactor' must be a double greater than 0.0");
return;
}
auto level = blink::PageZoomFactorToZoomLevel(factor);
SetZoomLevel(level);
}