[Bug] ngx-bootstrap Typeahead

[aqkhana2002]

Version

4

Reproduction link

https://valor-software.com/ngx-bootstrap/#/typeahead

Operating System

MAC OS

Device

MAC OS

Browser & Version

CHROME UPDATED

Steps to reproduce

i am trying to use ngx-bootstrap with Material Dashboard (Angular). its seems to me ngx-bootstrap is showing dropdown but immediately disappear , if i remove "src/assets/scss/material-dashboard.scss" from angular.json its start working. as we do not have alternative in our Material Design so i have to use ngx-bootstrap Typeahead. any help appreciated.

What is expected?

i should able to see typeahead dropdown window

What is actually happening?

its immediately disappear.

---

Solution

Additional comments

[aqkhana2002]

ok in material-dashboard.scss file i disable "@import "core/dropdown";" it does solve my issue

[aqkhana2002]

ok i have fixed it by editing the _dropdown.scss inside assets folder

please replace existing with this

@use "sass:math";

// Menus https://www.google.com/design/spec/components/menus.html#menus-specs // Dropdown buttons (mobile and desktop) https://www.google.com/design/spec/components/buttons.html#buttons-dropdown-buttons

.dropdown-menu { display: none; padding: $bmd-dropdown-margin-y 0; padding-right: 10px; border: 0; opacity: 1; transform: scale(0); transform-origin: 0 0; will-change: transform, opacity; transition: transform $bmd-menu-expand-duration $bmd-animation-curve-default, opacity $bmd-menu-fade-duration $bmd-animation-curve-default; box-shadow: 0 2px 5px 0 rgba(0, 0, 0, 0.26);

&.showing { animation-name: bmd-dropdown-animation; animation-duration: $bmd-menu-expand-duration; animation-fill-mode: forwards; animation-timing-function: $bmd-animation-curve-default; }

.open > &, &.show { display: block; opacity: 1; transform: scale(1); }

&.hiding { display: block; opacity: 0; transform: scale(0); }

&[x-placement="bottom-start"] { transform-origin: 0 0; }

&[x-placement="bottom-end"] { transform-origin: 100% 0; }

&[x-placement="top-start"] { transform-origin: 0 100%; }

&[x-placement="top-end"] { transform-origin: 100% 100%; }

.disabled > a { color: $bmd-dropdown-header-color;

&:focus,
&:hover {
  text-decoration: none;
  background-color: transparent;
  background-image: none;
  color: $bmd-dropdown-header-color;
}

}

&.dropdown-with-icons .dropdown-item { padding: $dropdown-item-padding-y + 0.125 $dropdown-item-padding-x $dropdown-item-padding-y + 0.125 $dropdown-item-padding-y + 0.125;

& .material-icons {
  vertical-align: middle;
  font-size: 24px;
  position: relative;
  margin-top: -4px;
  top: 1px;
  margin-right: 12px;
  opacity: 0.5;
}

}

// https://www.google.com/design/spec/components/menus.html#menus-specs .dropdown-item, li > a { // used to properly size the ripple container position: relative; // width: auto; display: flex; flex-flow: nowrap; align-items: center; color: $bmd-dropdown-link-color; font-weight: normal; text-decoration: none;

font-size: 0.8125rem;
border-radius: math.div($border-radius, 2);
margin: 0 $bmd-dropdown-margin-y;
@include transitions($fast-transition-time, $transition-linear);

min-width: $bmd-menu-item-min-width;

padding: $dropdown-item-padding-y $dropdown-item-padding-x;

overflow: hidden;
line-height: $bmd-line-height;
text-overflow: ellipsis;
word-wrap: break-word;

@include media-breakpoint-up(md) {
  padding-right: $bmd-menu-item-padding-right-md;
  padding-left: $bmd-menu-item-padding-left-md;
}

}

.dropdown-item:hover, .dropdown-item:focus, a:hover, a:focus, a:active { @include shadow-small-color($brand-primary); background-color: $brand-primary; color: #ffffff; } }

//end of dropdown--aqeel // this could be in a .btn-group or .dropdown .dropdown-toggle { &.bmd-btn-icon, &.bmd-btn-fab { // remove the dropdown icon &::after { display: none; }

~ .dropdown-menu {
  &.dropdown-menu-top-left,
  &.dropdown-menu-top-right {
    bottom: $bmd-btn-icon-size; // push up the bottom of the menu the height of the button
  }
}

}

&:after { will-change: transform; transition: transform $bmd-animation-dropdown-caret linear; }

.show &:after { @include rotate-180(); }

&.bmd-btn-fab-sm { ~ .dropdown-menu { &.dropdown-menu-top-left, &.dropdown-menu-top-right { bottom: $bmd-btn-fab-size-sm; // push up the bottom of the menu the height of the button } } }

&.bmd-btn-icon { ~ .dropdown-menu { // collapse some spacing margin: 0; } } }

.dropdown-header { font-size: 0.75rem; padding-top: $dropdown-header-padding-y; padding-bottom: $dropdown-header-padding-y; text-transform: none; color: $bmd-dropdown-header-color; line-height: $bmd-line-height; font-weight: inherit; }

@keyframes bmd-dropdown-animation { from { opacity: 0; transform: scale(0); } to { opacity: 1; transform: scale(1); } }

.dropdown-menu.bootstrap-datetimepicker-widget { opacity: 0; transform: scale(0); transition-duration: $bmd-menu-expand-duration; transition-timing-function: $bmd-animation-curve-default; transform-origin: 0 0; will-change: transform, opacity; top: 0; }

.dropdown-menu.bootstrap-datetimepicker-widget.top { transform-origin: 0 100%; }

.dropdown-menu.bootstrap-datetimepicker-widget.open { opacity: 1; transform: scale(1); top: 0; }