/************
 * Nautilus *
 ************/
// based css:
// https://gitlab.gnome.org/GNOME/nautilus/blob/gnome-3-20/src/resources/css/Adwaita.css
// hard-coded css:
// https://gitlab.gnome.org/GNOME/nautilus/blob/gnome-3-20/src/resources/css/nautilus.css

.nautilus-window,
.nautilus-window notebook,
.nautilus-window notebook > stack {
  background-color: $base_color;
}

.nautilus-canvas-item {
  // border-radius: $material_radius;
}

.nautilus-canvas-item.dim-label,
.nautilus-list-dim-label {
  color: $secondary_fg_color;

  &:selected { color: $inverse_secondary_fg_color; }
}

.nautilus-desktop.nautilus-canvas-item:not(:selected) {
  // background-color: $panel_bg_color;
  color: $inverse_fg_color;
  text-shadow: $shadow_1;
}

// Toolbar
@keyframes needs_attention_keyframes {
  to { background-color: $fill_color; }
}

.nautilus-operations-button-needs-attention {
  animation: needs_attention_keyframes $longer_duration $standard_curve 2 alternate;
}

.nautilus-operations-button-needs-attention-multiple {
  animation: needs_attention_keyframes $longer_duration $standard_curve 4 alternate;
}

// Floating status bar
.nautilus-window .floating-bar {
  min-height: 32px;
  padding: 0;
  border-style: solid solid none;
  border-width: 1px;
  border-color: $border_color;
  border-radius: ($material_radius + 1px) ($material_radius + 1px) 0 0;
  background-color: rgba($base_color, 0.9);
  background-clip: $extra_background_clip;
  transition: $longer_transition, border-width 0;

  &.bottom.left { // axes left border and border radius
    margin-right: 8px - 1px;
    border-left-style: none;
    border-top-left-radius: 0;
  }

  &.bottom.right { // axes right border and border radius
    margin-left: 8px - 1px;
    border-right-style: none;
    border-top-right-radius: 0;
  }

  button {
    margin: (32px - $small_size) / 2;

    @extend %small_button;
  }
}

.disk-space-display {
  // border-style: solid;
  // border-width: 2px;

  &.unknown { background-color: $track_color; }

  &.used { background-color: $primary_color; }

  &.free { background-color: $divider_color; }
}

// View
// Hide superfluous treeview drop target indication
.nautilus-list-view .view:not(.dnd) {
  // border-bottom: 1px solid $border_color;
}

.documents-entry-tag {
  @extend .entry-tag;
}

// Make operations button circular
.nautilus-window headerbar > revealer > button { @extend %circular_button; }

// Ensure paned separator rendering. See issue #84 for details.
.nautilus-window paned > separator { background-color: $bg_color; }


/*********
 * gedit *
 *********/
// based css:
// https://gitlab.gnome.org/GNOME/gedit/blob/gnome-3-20/gedit/resources/css/gedit.adwaita.css
// hard-coded css:
// https://gitlab.gnome.org/GNOME/gedit/blob/gnome-3-20/gedit/resources/css/gedit-style.css

// Only normal state is handle
.open-document-selector-name-label {
  // font-weight: bold;
}

// Only normal state is handle
.open-document-selector-path-label {
  color: $secondary_fg_color;
  font-size: smaller;

  &:selected { color: $inverse_secondary_fg_color; }
}

.gedit-document-panel {
  background-color: $alt_base_color;

  // Try to look as the notebook tab close button
  row button.flat {
    margin-top: 8px;
    margin-bottom: 8px;

    @extend %small_button;
  }
}

.gedit-document-panel-group-row:not(:first-child) {
  border-top: 1px solid $border_color;
}

.gedit-side-panel-paned statusbar {
  border-top: 1px solid $border_color;
}

.gedit-search-slider {
  margin: 4px 4px 8px;

  .linked > entry {
    border-radius: $material_radius;

    .gedit-search-entry-occurrences-tag {
      all: unset;
      color: $hint_fg_color;
    }

    $buttons_width: $small_size * 2 + $container_padding * 3;

    &:dir(ltr) {
      margin-right: -$buttons_width;
      padding-right: $buttons_width;

      .gedit-search-entry-occurrences-tag { margin-left: $container_padding; }

      image.right { margin-right: 0; }
    }

    &:dir(rtl) {
      margin-left: -$buttons_width;
      padding-left: $buttons_width;

      .gedit-search-entry-occurrences-tag { margin-right: $container_padding; }

      image.left { margin-left: 0; }
    }

    &:not(.error) { background-color: $popup_bg_color; }

    &.error ~ button {
      color: $inverse_secondary_fg_color;

      &:hover, &:active { color: $inverse_fg_color; }

      &:disabled { color: $inverse_disabled_secondary_fg_color; }
    }
  }

  .linked > button {
    border: solid $container_padding transparent;
    border-radius: $circular_radius;

    @extend %simple_flat_button;
    @extend %small_button;

    &:last-child:dir(ltr),
    &:not(:first-child):dir(rtl) { margin-left: -$container_padding / 2; }

    &:first-child:dir(rtl),
    &:not(:last-child):dir(ltr) { margin-right: -$container_padding / 2; }
  }
}

frame.gedit-map-frame > border {
  &:dir(ltr) { border-style: none none none solid; }
  &:dir(rtl) { border-style: none solid none none; }
}


/**************
 * Tweak Tool *
 **************/
// hard-coded css:
// https://gitlab.gnome.org/GNOME/gnome-tweaks/blob/gnome-3-20/data/shell.css

// the sidebar
.tweak-categories {
  // padding: 4px 0;
  // background-color: shade(@theme_bg_color, 0.99);
  background-image: image($alt_base_color);

  separator { @extend %hide_separators; }
}

.tweak {
  // padding-top: 3px;
  padding: 3px;

  &.title:hover { box-shadow: none; }
}

.tweak-group-white,
.tweak-white,
.tweak-white:hover {
  // background-color: white;
  background-image: image($base_color);
}

.tweak-startup,
.tweak-startup:hover {
  // background-color: lighter(shade(@theme_bg_color, 0.9));
  background-image: image($base_color);
}

.tweak-group-startup {
  // background-color: @view_separators;
  background-image: image($base_color);
  border: 1px solid $border_color;
}


/***********
 * Builder *
 ***********/
// based css:
// https://gitlab.gnome.org/GNOME/gnome-builder/tree/gnome-builder-3-20/data/theme
// hard-coded css:
// https://gitlab.gnome.org/GNOME/gnome-builder/blob/gnome-builder-3-20/data/theme/shared.css

// Titlebar adjustments for workbench
//
// This is needed due to our placement of headerbar inside of a
// stack. We were seeing black edges around the header bar, and
// improper radius on the headerbar.
//
workbench {
  stack.titlebar {
    padding: 0;
    // box-shadow: none;
  }

  &:not(.tiled):not(.maximized):not(.fullscreen) stack.titlebar headerbar {
    border-radius: $material_radius $material_radius 0 0;
    // box-shadow: none;
  }
}

perspectiveswitcher {
  background-color: $bg_color;

  button:checked { color: $primary_color; }
}

// Layout tab and tab bar tweaks
// The following makes the layout stack header look similar to a tab bar.
layouttabbar {
  border-bottom: 1px solid $border_color;
  background-color: $bg_color;

  button { @extend %flat_button; }

  > box > button {
    margin: (40px - $medium_size) / 2 0;
    // border-radius: 0;
  }
}

layouttab {
  margin: 0 8px; // not working
  border-style: none solid;
  border-width: 1px;
  border-color: $border_color;
  box-shadow: inset 0 -2px $primary_color;
  background-color: $base_color;

  separator.vertical { margin: 8px 4px; }

  button {
    &.text-button, &.image-button, & {
      margin-top: 8px;
      margin-bottom: 8px;
      padding: 0 4px;
    }
  }

  // Close button styling for layouttab.
  // > box > button.close { @extend %circular_button; }
}

layout {
  border: 1px solid $border_color;
  -PnlDockBin-handle-size: 1;
}

entry.search-missing {
  background-color: $error_color;
  color: $inverse_fg_color;
}

// tweak icons for treeviews
workbench treeview.image {
  color: $secondary_fg_color;

  &:selected { color: $inverse_secondary_fg_color; }
}

dockbin {
  border: 1px solid $border_color;
  -PnlDockBin-handle-size: 1;
}

dockpaned {
  border: 1px solid $border_color;
}

eggsearchbar box.search-bar {
  padding: 0 8px;
  border-bottom: 1px solid $border_color;
  background-color: $bg_color;
}

docktabstrip {
  padding: 0 8px;
  border-bottom: 1px solid $border_color;
  background-color: $bg_color;
}

docktab {
  transition: $longer_transition,
              background-size 0,
              background-image 0;
  min-height: $small_size;
  min-width: $small_size;
  margin-bottom: -1px;
  padding: $container_padding 6px;

  outline-offset: -6px;

  border-width: 1px;         // for reorderable tabs
  border-color: transparent; //

  background-image: radial-gradient(circle farthest-corner at center,
                                    $primary_color 10%,
                                    transparent 0%);
  background-repeat: no-repeat;
  background-position: center;
  background-size: 0% 0%;

  color: $secondary_fg_color;
  font-weight: 500;

  &:hover {
    box-shadow: inset 0 -2px $track_color;
    color: $fg_color;
  }

  &:checked {
    transition: $longer_transition,
                background-size $longer_duration $deceleration_curve,
                background-image $longer_duration + $ripple_duration $deceleration_curve;
    box-shadow: inset 0 -2px $primary_color;
    background-image: radial-gradient(circle farthest-corner at center,
                                      transparent 10%,
                                      transparent 0%);
    background-size: 1000% 1000%;
    color: $fg_color;
  }
}

dockoverlayedge {
  background-color: $bg_color;

  docktabstrip {
    padding: 0;
    border: none;
  }

  &.left-edge docktab {
    &:hover { box-shadow: inset -2px 0 $track_color; }
    &:checked { box-shadow: inset -2px 0 $primary_color; }
  }

  &.right-edge docktab {
    &:hover { box-shadow: inset 2px 0 $track_color; }
    &:checked { box-shadow: inset 2px 0 $primary_color; }
  }
}

pillbox {
  background-color: $bg_color;
  border-radius: $material_radius;
}

buildperspective row {
  padding: 10px;
}

layoutpane entry.search {
  @extend %entry.flat;

  box-shadow: inset 0 -1px $border_color;
  background-color: $base_color;
}

editortweak entry.search {
  @extend %entry.flat;

  margin-bottom: -1px;
  box-shadow: none;
}

//
// let's tweak hard-coded elements
//

// styling for editor search
frame.gb-search-frame {
  // border-bottom-left-radius: 5px;
  border-bottom-right-radius: 5px;
}

.gb-search-entry-occurrences-tag {
  box-shadow: none;
  background-color: transparent;
}

// Keep search bar and layouttab height in sync.
// layouttabbar > box,
// eggsearchbar > revealer > box,
docktabstrip {
  min-height: 39px;
}

eggsearchbar entry {
  // min-height: 24px;
}

workbench preferences preferencesgroup list entry {
  // background: none;
  // min-height: 0px;
  padding-top: 8px;
  padding-bottom: 8px;
}


/**********
 * Photos *
 **********/
// based css:
// https://gitlab.gnome.org/GNOME/gnome-photos/blob/gnome-3-20/data/Adwaita.css

GdMainIconView.content-view {
  -GdMainIconView-icon-size: 48;

  // Make spinner visible on both dark and bright backgrounds w/o making
  // it look ugly/weird.
  // &.cell:active { color: $hint_fg_color; }
}

.documents-counter {
  margin: 8px;
  border-radius: $circular_radius;
  box-shadow: $shadow_2;
  background-color: $secondary_color;
  color: $inverse_fg_color;
  font-weight: bold;
}

.photos-entry-tag {
  @extend .entry-tag;
}

.documents-scrolledwin.frame {
  border-style: none;
}

.photos-icon-bg {
}

.photos-fade-in {
  opacity: 1;
  transition: opacity $shorter_duration $deceleration_curve;
}

.photos-fade-out {
  opacity: 0;
  transition: opacity $shorter_duration $deceleration_curve;
}

.photos-collection-icon {
}

overlay grid.horizontal > revealer > scrolledwindow.frame {
  &:dir(ltr) { border-style: none none none solid; }
  &:dir(rtl) { border-style: none solid none none; }
}


/*********
 * Music *
 *********/
// hard-coded css:
// https://gitlab.gnome.org/GNOME/gnome-music/blob/gnome-3-20/data/application.css

.side-panel:dir(ltr) {
  // border-width: 0 1px 0 0;
  border-style: solid;
  border-color: $border_color;
}

.side-panel:dir(rtl) {
  // border-width: 0 0 0 1px;
  border-style: solid;
  border-color: $border_color;
}

.side-panel .view {
  // background-color: mix(@theme_fg_color, @theme_bg_color, 0.9);
  background-image: image($alt_base_color);

  &:hover { background-image: image(mix($fg_color, $alt_base_color, percentage(0.05))); }
}

.side-panel .view:selected {
  // background-color: mix(@theme_fg_color, @theme_bg_color, 0.5);
  background-image: image($primary_color);

  &:hover { background-image: image(mix($inverse_fg_color, $primary_color, percentage(0.05))); }
}

.playlists-list {
  // box-shadow: inset 0 -1px @view_separators;
}

.songs-list {
  // box-shadow: inset 0 1px shade(@borders, 1.30);
  // background-color: @theme_bg_color;

  &:hover { background-image: image($row_fill_color); }
}

frame.documents-dropdown {
  @extend toolbar.osd;

  margin: 8px;

  > border { border: none; }
}

box.vertical:not(.titlebar) > revealer > toolbar.search-bar {
  border-bottom: 1px solid $border_color;

  button > widget {
    -gtk-icon-source: -gtk-icontheme("pan-down-symbolic");
    // -GtkArrow-arrow-scaling: 1;
  }
}


/*********
 * To Do *
 *********/
task-row {
  transition: $shorter_transition;
  margin: 0 -4px;

  &:hover { transition: none; }

  label { margin: 0 8px; }

  image { margin: 0 4px; }
}

task-list-view > box > revealer > box > button {
  min-height: $medium_size;
  margin: -4px;
  padding: 0 12px;

  label { margin: 0 8px; }

  image { margin: 0 4px; }
}


/*******
 * eog *
 *******/
#eog-thumb-nav {
  scrolledwindow { border-top: none; }

  button { -gtk-outline-radius: $material_radius; }
}


/*************
 * Evolution *
 *************/
frame.taskbar > border { border-style: solid none none; }

box.vertical > paned.horizontal notebook widget .frame { border-style: none; }


/********
 * gitg *
 ********/
frame.commit-frame > border { border-style: solid none none; }


/**************
 * Characters *
 **************/
box.dialog-vbox scrolledwindow.related { border: 1px solid $border_color; }

list.categories { background-image: image($alt_base_color); }


/*********
 * Boxes *
 *********/
.transparent-bg + stack overlay > label {
  min-height: 24px;
  padding: 0 4px;
  border-radius: $material_radius;
  background-color: $panel_bg_color;
  color: $inverse_fg_color;
}


/**************
 * Calculator *
 **************/
button.title label { min-height: $medium_size; }


/*********
 * Geary *
 *********/
// fix a issue that separator seems double
.geary-titlebar-left {
  &:dir(ltr) {
    margin-right: 5px;
    padding-right: 0;
  }

  &:dir(rtl) {
    margin-left: 5px;
    padding-left: 0;
  }

  > separator { background-color: rgba(black, 0.05); }
}

.geary-titlebar-right {
  &:dir(ltr) { margin-left: -5px; }

  &:dir(rtl) { margin-right: -5px; }
}
