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Viewing / Editing File: _input-group.scss

// stylelint-disable selector-no-qualifying-type

//
// Base styles
//

.input-group {
  position: relative;
  display: flex;
  align-items: stretch;
  width: 100%;

.form-control {
    // Ensure that the input is always above the *appended* addon button for
    // proper border colors.
    position: relative;
    z-index: 2;
    flex: 1 1 auto;
    // Add width 1% and flex-basis auto to ensure that button will not wrap out
    // the column. Applies to IE Edge+ and Firefox. Chrome does not require this.
    width: 1%;
    margin-bottom: 0;

// Bring the "active" form control to the front
    @include hover-focus-active {
      z-index: 3;
    }
  }
}

.input-group-addon,
.input-group-btn,
.input-group .form-control {
  display: flex;
  align-items: center;
  &:not(:first-child):not(:last-child) {
    @include border-radius(0);
  }
}

.input-group-addon,
.input-group-btn {
  white-space: nowrap;
}

// Sizing options
//
// Remix the default form control sizing classes into new ones for easier
// manipulation.

.input-group-lg > .form-control,
.input-group-lg > .input-group-addon,
.input-group-lg > .input-group-btn > .btn {
  @extend .form-control-lg;
}
.input-group-sm > .form-control,
.input-group-sm > .input-group-addon,
.input-group-sm > .input-group-btn > .btn {
  @extend .form-control-sm;
}

//
// Text input groups
//

.input-group-addon {
  padding: $input-btn-padding-y $input-btn-padding-x;
  margin-bottom: 0; // Allow use of <label> elements by overriding our default margin-bottom
  font-size: $font-size-base; // Match inputs
  font-weight: $font-weight-normal;
  line-height: $input-btn-line-height;
  color: $input-group-addon-color;
  text-align: center;
  background-color: $input-group-addon-bg;
  border: $input-btn-border-width solid $input-group-addon-border-color;
  @include border-radius($input-border-radius);

// Sizing
  &.form-control-sm {
    padding: $input-btn-padding-y-sm $input-btn-padding-x-sm;
    font-size: $font-size-sm;
    @include border-radius($input-border-radius-sm);
  }

&.form-control-lg {
    padding: $input-btn-padding-y-lg $input-btn-padding-x-lg;
    font-size: $font-size-lg;
    @include border-radius($input-border-radius-lg);
  }

// Nuke default margins from checkboxes and radios to vertically center within.
  input[type="radio"],
  input[type="checkbox"] {
    margin-top: 0;
  }
}

//
// Reset rounded corners
//

.input-group .form-control:not(:last-child),
.input-group-addon:not(:last-child),
.input-group-btn:not(:last-child) > .btn,
.input-group-btn:not(:last-child) > .btn-group > .btn,
.input-group-btn:not(:last-child) > .dropdown-toggle,
.input-group-btn:not(:first-child) > .btn:not(:last-child):not(.dropdown-toggle),
.input-group-btn:not(:first-child) > .btn-group:not(:last-child) > .btn {
  @include border-right-radius(0);
}
.input-group-addon:not(:last-child) {
  border-right: 0;
}
.input-group .form-control:not(:first-child),
.input-group-addon:not(:first-child),
.input-group-btn:not(:first-child) > .btn,
.input-group-btn:not(:first-child) > .btn-group > .btn,
.input-group-btn:not(:first-child) > .dropdown-toggle,
.input-group-btn:not(:last-child) > .btn:not(:first-child),
.input-group-btn:not(:last-child) > .btn-group:not(:first-child) > .btn {
  @include border-left-radius(0);
}
.form-control + .input-group-addon:not(:first-child) {
  border-left: 0;
}

//
// Button input groups
//

.input-group-btn {
  position: relative;
  align-items: stretch;
  // Jankily prevent input button groups from wrapping with `white-space` and
  // `font-size` in combination with `inline-block` on buttons.
  font-size: 0;
  white-space: nowrap;

// Negative margin for spacing, position for bringing hovered/focused/actived
  // element above the siblings.
  > .btn {
    position: relative;

+ .btn {
      margin-left: (-$input-btn-border-width);
    }

// Bring the "active" button to the front
    @include hover-focus-active {
      z-index: 3;
    }
  }

&:first-child > .btn + .btn {
    margin-left: 0;
  }

// Negative margin to only have a single, shared border between the two
  &:not(:last-child) {
    > .btn,
    > .btn-group {
      margin-right: (-$input-btn-border-width);
    }
  }
  &:not(:first-child) {
    > .btn,
    > .btn-group {
      z-index: 2;
      // remove nagative margin ($input-btn-border-width) to solve overlapping issue with button.
      margin-left: 0;

// When input is first, overlap the right side of it with the button(-group)
      &:first-child {
        margin-left: (-$input-btn-border-width);
      }

// Because specificity
      @include hover-focus-active {
        z-index: 3;
      }
    }
  }
}

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