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-rw-r--r--application/palemoon/components/places/PlacesUIUtils.jsm27
1 files changed, 27 insertions, 0 deletions
diff --git a/application/palemoon/components/places/PlacesUIUtils.jsm b/application/palemoon/components/places/PlacesUIUtils.jsm
index dd0695f78..e90c84152 100644
--- a/application/palemoon/components/places/PlacesUIUtils.jsm
+++ b/application/palemoon/components/places/PlacesUIUtils.jsm
@@ -1136,6 +1136,33 @@ this.PlacesUIUtils = {
}
}
return queryName;
+ },
+
+ /**
+ * Returns the passed URL with a #moz-resolution fragment
+ * for the specified dimensions and devicePixelRatio.
+ *
+ * @param aWindow
+ * A window from where we want to get the device
+ * pixel Ratio
+ *
+ * @param aURL
+ * The URL where we should add the fragment
+ *
+ * @param aWidth
+ * The target image width
+ *
+ * @param aHeight
+ * The target image height
+ *
+ * @return The URL with the fragment at the end
+ */
+ getImageURLForResolution:
+ function PUIU_getImageURLForResolution(aWindow, aURL, aWidth = 16, aHeight = 16) {
+ let width = Math.round(aWidth * aWindow.devicePixelRatio);
+ let height = Math.round(aHeight * aWindow.devicePixelRatio);
+ return aURL + (aURL.contains("#") ? "&" : "#") +
+ "-moz-resolution=" + width + "," + height;
}
};