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prevent nested menu from obscuring parent when user clicks towards right edge of window #144

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prevent nested menu from obscuring parent when user clicks towards right edge of window #144

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84a92ad
prevent nested menu from obscuring parent when user clicks towards ri…
dwightkelly Aug 9, 2018
8d79d91
Merge pull request #1 from Templarian/master
rettgerst Mar 3, 2020
d1a22f1
fix nested menu height logic and a stray window element
rettgerst Mar 3, 2020
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13 changes: 10 additions & 3 deletions contextMenu.js
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Original file line number Diff line number Diff line change
Expand Up @@ -393,7 +393,10 @@
topCoordinate = event.pageY - menuHeight;
/// If the element is a nested menu, adds the height of the parent li to the topCoordinate to align with the parent
if(level && level > 0) {
topCoordinate += event.event.currentTarget.offsetHeight;
// but not so much that it overflows off the bottom of the window
var maxHeight = $document[0].body.clientHeight - $window.scrollY - menuHeight - 20;
var adjustedHeight = topCoordinate + event.event.currentTarget.offsetHeight;
topCoordinate = Math.min(maxHeight, adjustedHeight);
}
} else if(winHeight <= menuHeight) {
// If it really can't fit, reset the height of the menu to one that will fit
Expand All @@ -410,7 +413,7 @@

var leftCoordinate = event.pageX;
var menuWidth = angular.element($ul[0]).prop('offsetWidth');
var winWidth = event.view.innerWidth + window.pageXOffset;
var winWidth = event.view.innerWidth + $window.pageXOffset;
var padding = 5;

if (leftOriented) {
Expand All @@ -427,7 +430,11 @@
}
} else {
if (leftCoordinate > menuWidth && winWidth - leftCoordinate - padding < menuWidth) {
leftCoordinate = winWidth - menuWidth - padding;
if(level && level > 0) {
leftCoordinate = leftCoordinate - (1.5 * menuWidth);
} else {
leftCoordinate = winWidth - menuWidth - padding;
}
} else if(winWidth - leftCoordinate < menuWidth) {
var reduceThresholdX = 5;
if(leftCoordinate < reduceThresholdX + padding) {
Expand Down