Merge pull request #11573 from nextcloud/gridview-table

Files grid view

apps/files/appinfo/routes.php

@@ -61,6 +61,16 @@ $application->registerRoutes(
 				'url' => '/api/v1/showhidden',
 				'verb' => 'POST'
 			],
+			[
+				'name' => 'API#showGridView',
+				'url' => '/api/v1/showgridview',
+				'verb' => 'POST'
+			],
+			[
+				'name' => 'API#getGridView',
+				'url' => '/api/v1/showgridview',
+				'verb' => 'GET'
+			],
 			[
 				'name' => 'view#index',
 				'url' => '/',

apps/files/css/files.scss

@@ -172,7 +172,7 @@ table th, table th a {
 	color: var(--color-text-maxcontrast);
 }
 table.multiselect th a {
-	color: #000;
+	color: var(--color-main-text);
 }
 table th .columntitle {
 	display: block;
@@ -262,8 +262,7 @@ table.multiselect thead {
 }
 
 table.multiselect thead th {
-	background-color: rgba(255, 255, 255, 0.95); /* like controls bar */
+	background-color: var(--color-main-background);
-	color: #000;
 	font-weight: bold;
 	border-bottom: 0;
 }
@@ -595,7 +594,13 @@ a.action > img {
 .summary {
 	opacity: .3;
 	/* add whitespace to bottom of files list to correctly show dropdowns */
-	height: 300px;
+	height: 250px;
+}
+/* Less whitespace needed on link share page
+ * as there is a footer and action menus have fewer entries.
+ */
+#body-public .summary {
+	height: 180px;
 }
 .summary:hover,
 .summary:focus,
@@ -723,3 +728,277 @@ table.dragshadow td.size {
 	height: 30px;
 	line-height: 30px;
 }
+
+/* GRID */
+#filestable.view-grid:not(.hidden) {
+	$grid-size: 160px;
+	$grid-pad: 14px;
+
+	/* HEADER and MULTISELECT */
+	thead {
+		tr {
+			display: block;
+			border-bottom: 1px solid var(--color-border);
+			background-color: var(--color-main-background);
+			th {
+				width: auto;
+				border: none;
+			}
+		}
+	}
+
+	/* MAIN FILE LIST */
+	tbody {
+		display: grid;
+		grid-template-columns: repeat(auto-fill, $grid-size);
+		justify-content: space-around;
+		row-gap: 15px;
+		margin: 15px 0;
+
+		tr {
+			display: block;
+			position: relative;
+			height: $grid-size + 44px - $grid-pad;
+			border-radius: var(--border-radius);
+
+			&:hover, &:focus, &:active,
+			&.selected,
+			&.searchresult,
+			.name:focus,
+			&.highlighted {
+				background-color: transparent;
+
+				.thumbnail-wrapper,
+				.nametext,
+				.fileactions {
+					transition: background-color 0.3s ease;
+					background-color: var(--color-background-dark);
+				}
+			}
+		}
+
+		td {
+			display: inline;
+			border-bottom: none;
+
+			&.filename {
+				.thumbnail-wrapper {
+					min-width: 0;
+					max-width: none;
+					position: absolute;
+					width: $grid-size;
+					height: $grid-size;
+					padding: $grid-pad; // same as action icon bottom and right padding
+					top: 0;
+					left: 0;
+					z-index: -1; // make sure the default click is the link
+
+					.thumbnail {
+						width: calc(100% - 2 * #{$grid-pad});
+						height: calc(100% - 2 * #{$grid-pad}); //action icon padding
+						background-size: contain;
+						margin: 0;
+						border-radius: var(--border-radius);
+						background-repeat: no-repeat;
+						background-position: center;
+
+						/* Position favorite star related to checkbox to left and 3-dot menu below
+						 * Position is inherited from the selection while in grid view
+						 */
+						.favorite-mark {
+							padding: $grid-pad;
+							left: auto;
+							top: -22px; // center in corner of thumbnail
+							right: -22px; // center in corner of thumbnail
+						}
+					}
+				}
+
+				.name {
+					height: 100%;
+					border-radius: var(--border-radius);
+					// since we're using thumbnail, name and actions bg
+					// we need to hide the overflow for the radius to show
+					// luckily the popovermenu is outside .name
+					overflow: hidden;
+					// we but the thumbnail in background to ensure
+					// the name is the default click handler
+					// force back the cursor which have been overrided
+					// and disabled for some reason...
+					cursor: pointer !important;
+
+					.nametext {
+						display: flex;
+						height: 44px;
+						overflow: hidden;
+						text-overflow: ellipsis;
+						white-space: nowrap;
+						margin-top: $grid-size - $grid-pad;
+						padding-right: 0;
+						text-align: right;
+						line-height: 44px;
+						padding-left: $grid-pad; // same as action icon right padding
+
+						.innernametext {
+							display: inline-block;
+							max-width: 80px;
+						}
+
+						/* No space for extension in grid view */
+						.extension {
+							display: none;
+						}
+					}
+
+					.fileactions {
+						height: initial;
+						margin-top: $grid-size - $grid-pad;
+						display: flex;
+						align-items: center;
+
+						.action {
+							padding: $grid-pad;
+							width: 44px;
+							height: 44px;
+							display: flex;
+							align-items: center;
+							justify-content: center;
+
+							&.action-share.permanent.shared-style span {
+								/* Do not show "Shared" text next to icon as there is no space */
+								&:not(.icon) {
+									display: none;
+								}
+
+								/* If an avatar is present, show that instead of the icon */
+								&.avatar {
+									display: inline-block;
+									position: absolute;
+								}
+							}
+
+							/* In "Deleted files", do not show "Restore" text next to icon as there is no space */
+							&.action-restore.permanent span {
+								&:not(.icon) {
+									display: none;
+								}
+							}
+
+							/* If there is a comment, show it instead of the share icon */
+							&.action-comment ~ .action-share {
+								display: none;
+							}
+						}
+					}
+				}
+			}
+
+			/* No space for filesize and date in grid view */
+			&.filesize,
+			&.date {
+				display: none;
+			}
+
+			&.selection,
+			&.filename .favorite-mark {
+				position: absolute;
+				top: -8px; // half the checkbox width, center on corner of thumbnail
+				left: -8px; // half the checkbox width, center on corner of thumbnail
+				display: flex;
+				width: 44px;
+				height: 44px;
+				z-index: 10;
+				background: transparent;
+
+				label {
+					width: 44px;
+					height: 44px;
+					display: inline-flex;
+					padding: $grid-pad; // like any action icon
+					&::before {
+						margin: 0;
+						width: $grid-pad; // 16px - border
+						height: $grid-pad; // 16px - border
+					}
+				}
+			}
+
+			/* Position actions menu below file */
+			.popovermenu {
+				left: 0;
+				width: $grid-size - 10px; // 2 * margin
+				margin: 0 5px;
+
+				/* Ellipsize long entries, normally menu width is adjusted but for grid we use fixed width. */
+				.menuitem span:not(.icon) {
+					overflow: hidden;
+					text-overflow: ellipsis;
+				}
+			}
+		}
+	}
+
+	/* Center align the footer file number & size summary */
+	tfoot {
+		display: grid;
+
+		.summary:not(.hidden) {
+			display: inline-block;
+			margin: 0 auto;
+
+			td {
+				padding-top: 50px;
+
+				&:first-child,
+				&.date {
+					display: none;
+				}
+
+				.info {
+				    margin-left: 0;
+				}
+			}
+		}
+	}
+}
+
+/* Grid view toggle */
+#view-toggle {
+	background-color: transparent;
+	border: none;
+	margin: 0;
+	padding: 22px;
+	opacity: .5;
+
+	&:hover,
+	&:focus,
+	#showgridview:focus + & {
+		opacity: 1;
+	}
+}
+
+/* Adjustments for link share page */
+#body-public {
+	#filestable.view-grid:not(.hidden) tbody td {
+		/* More space for filename since there is no share icon */
+		&.filename .name .nametext .innernametext {
+			max-width: 124px;
+		}
+
+		/* Position actions menu correctly below 3-dot-menu */
+		.popovermenu {
+			left: -80px;
+		}
+	}
+
+	/* Right-align view toggle on link share page */
+	#view-toggle {
+		position: absolute;
+		right: 0;
+	}
+}
+
+/* Hide legacy Gallery toggle */
+#gallery-button {
+	display: none;
+}

apps/files/js/filelist.js

@@ -331,6 +331,11 @@
 
 			this.$el.find('thead th .columntitle').click(_.bind(this._onClickHeader, this));
 
+			// Toggle for grid view
+			this.$showGridView = $('input#showgridview');
+			this.$showGridView.on('change', _.bind(this._onGridviewChange, this));
+			$('#view-toggle').tooltip({placement: 'bottom', trigger: 'hover'});
+
 			this._onResize = _.debounce(_.bind(this._onResize, this), 250);
 			$('#app-content').on('appresized', this._onResize);
 			$(window).resize(this._onResize);
@@ -591,6 +596,26 @@
 			this.$table.find('>thead').width($('#app-content').width() - OC.Util.getScrollBarWidth());
 		},
 
+		/**
+		 * Toggle showing gridview by default or not
+		 *
+		 * @returns {undefined}
+		 */
+		_onGridviewChange: function() {
+			var show = this.$showGridView.is(':checked');
+			// only save state if user is logged in
+			if (OC.currentUser) {
+				$.post(OC.generateUrl('/apps/files/api/v1/showgridview'), {
+					show: show
+				});
+			}
+			this.$showGridView.next('#view-toggle')
+				.removeClass('icon-toggle-filelist icon-toggle-pictures')
+				.addClass(show ? 'icon-toggle-filelist' : 'icon-toggle-pictures')
+				
+			$('.list-container').toggleClass('view-grid', show);
+		},
+
 		/**
 		 * Event handler when leaving previously hidden state
 		 */
@@ -2776,7 +2801,9 @@
 			var permissions = this.getDirectoryPermissions();
 			var isCreatable = (permissions & OC.PERMISSION_CREATE) !== 0;
 			this.$el.find('#emptycontent').toggleClass('hidden', !this.isEmpty);
+			this.$el.find('#emptycontent').toggleClass('hidden', !this.isEmpty);
 			this.$el.find('#emptycontent .uploadmessage').toggleClass('hidden', !isCreatable || !this.isEmpty);
+			this.$el.find('#filestable').toggleClass('hidden', this.isEmpty);
 			this.$el.find('#filestable thead th').toggleClass('hidden', this.isEmpty);
 		},
 		/**

apps/files/lib/Controller/ApiController.php

@@ -38,6 +38,7 @@ use OCP\Files\NotFoundException;
 use OCP\IConfig;
 use OCP\IRequest;
 use OCP\AppFramework\Http\DataResponse;
+use OCP\AppFramework\Http\JSONResponse;
 use OCP\AppFramework\Http\FileDisplayResponse;
 use OCP\AppFramework\Http\Response;
 use OCA\Files\Service\TagService;
@@ -267,6 +268,28 @@ class ApiController extends Controller {
 		return new Response();
 	}
 
+	/**
+	 * Toggle default for files grid view
+	 *
+	 * @NoAdminRequired
+	 *
+	 * @param bool $show
+	 */
+	public function showGridView($show) {
+		$this->config->setUserValue($this->userSession->getUser()->getUID(), 'files', 'show_grid', (int)$show);
+		return new Response();
+	}
+
+	/**
+	 * Get default settings for the grid view
+	 *
+	 * @NoAdminRequired
+	 */
+	public function getGridView() {
+		$status = $this->config->getUserValue($this->userSession->getUser()->getUID(), 'files', 'show_grid', '1') === '1';
+		return new JSONResponse(['gridview' => $status]);
+	}
+
 	/**
 	 * Toggle default for showing/hiding xxx folder
 	 *

apps/files/list.php

@@ -22,11 +22,14 @@
  */
 
 $config = \OC::$server->getConfig();
+$userSession = \OC::$server->getUserSession();
 // TODO: move this to the generated config.js
 $publicUploadEnabled = $config->getAppValue('core', 'shareapi_allow_public_upload', 'yes');
+$showgridview = $config->getUserValue($userSession->getUser()->getUID(), 'files', 'show_grid', true);
 
 // renders the controls and table headers template
 $tmpl = new OCP\Template('files', 'list', '');
 $tmpl->assign('publicUploadEnabled', $publicUploadEnabled);
+$tmpl->assign('showgridview', $showgridview);
 $tmpl->printPage();
 

apps/files/templates/list.php

@@ -24,6 +24,10 @@
 	<?php endif;?>
 	<input type="hidden" class="max_human_file_size"
 		   value="(max <?php isset($_['uploadMaxHumanFilesize']) ? p($_['uploadMaxHumanFilesize']) : ''; ?>)">
+	<input type="checkbox" class="hidden-visually" id="showgridview"
+		<?php if($_['showgridview']) { ?>checked="checked" <?php } ?>/>
+	<label id="view-toggle" for="showgridview" class="button <?php p($_['showgridview'] ? 'icon-toggle-filelist' : 'icon-toggle-pictures') ?>"
+		   title="<?php p($l->t('Toggle grid view'))?>"></label>
 </div>
 
 <div id="emptycontent" class="hidden">
@@ -38,7 +42,7 @@
 	<p></p>
 </div>
 
-<table id="filestable" data-allow-public-upload="<?php p($_['publicUploadEnabled'])?>" data-preview-x="32" data-preview-y="32">
+<table id="filestable" class="list-container <?php p($_['showgridview'] ? 'view-grid' : '') ?>" data-allow-public-upload="<?php p($_['publicUploadEnabled'])?>" data-preview-x="250" data-preview-y="250">
 	<thead>
 		<tr>
 			<th id="headerSelection" class="hidden column-selection">

apps/files/templates/recentlist.php

@@ -11,7 +11,7 @@
 	<p></p>
 </div>
 
-<table id="filestable">
+<table id="filestable" class="list-container view-grid">
 	<thead>
 	<tr>
 		<th id='headerName' class="hidden column-name">

apps/files/templates/simplelist.php

@@ -13,7 +13,7 @@
 	<h2><?php p($l->t('No entries found in this folder')); ?></h2>
 	<p></p>
 </div>
-<table id="filestable">
+<table id="filestable" class="list-container view-grid">
 	<thead>
 		<tr>
 			<th id='headerName' class="hidden column-name">

apps/files/tests/js/favoritesfilelistspec.js

@@ -25,7 +25,7 @@ describe('OCA.Files.FavoritesFileList tests', function() {
 			'</div>' +
 			// dummy table
 			// TODO: at some point this will be rendered by the fileList class itself!
-			'<table id="filestable">' +
+			'<table id="filestable" class="list-container view-grid">' +
 			'<thead><tr>' +
 			'<th id="headerName" class="hidden column-name">' +
 			'<a class="name columntitle" data-sort="name"><span>Name</span><span class="sort-indicator"></span></a>' +

apps/files/tests/js/fileUploadSpec.js

@@ -117,7 +117,7 @@ describe('OC.Upload tests', function() {
 		beforeEach(function() {
 			$('#testArea').append(
 				'<div id="tableContainer">' +
-				'<table id="filestable">' +
+				'<table id="filestable" class="list-container view-grid">' +
 				'<thead><tr>' +
 				'<th id="headerName" class="hidden column-name">' +
 				'<input type="checkbox" id="select_all_files" class="select-all">' +

apps/files/tests/js/fileactionsSpec.js

@@ -28,7 +28,7 @@ describe('OCA.Files.FileActions tests', function() {
 		var $body = $('#testArea');
 		$body.append('<input type="hidden" id="dir" value="/subdir"></input>');
 		$body.append('<input type="hidden" id="permissions" value="31"></input>');
-		$body.append('<table id="filestable"><tbody id="fileList"></tbody></table>');
+		$body.append('<table id="filestable" class="list-container view-grid"><tbody id="fileList"></tbody></table>');
 		// dummy files table
 		fileActions = new OCA.Files.FileActions();
 		fileActions.registerAction({

apps/files/tests/js/filelistSpec.js

@@ -88,7 +88,7 @@ describe('OCA.Files.FileList tests', function() {
 			'<input type="file" id="file_upload_start" name="files[]" multiple="multiple">' +
 			// dummy table
 			// TODO: at some point this will be rendered by the fileList class itself!
-			'<table id="filestable">' +
+			'<table id="filestable" class="list-container view-grid">' +
 			'<thead><tr>' +
 			'<th id="headerName" class="hidden column-name">' +
 			'<input type="checkbox" id="select_all_files" class="select-all checkbox">' +

apps/files_external/templates/list.php

@@ -11,7 +11,7 @@
 
 <input type="hidden" name="dir" value="" id="dir">
 
-<table id="filestable">
+<table id="filestable" class="list-container view-grid">
 	<thead>
 		<tr>
 			<th id='headerName' class="hidden column-name">

apps/files_sharing/css/public.scss

@@ -1,5 +1,4 @@
 #preview {
-	background: var(--color-main-background);
 	text-align: center;
 }
 

apps/files_sharing/js/public.js

@@ -229,10 +229,10 @@ OCA.Sharing.PublicApp = {
 			this.fileList.generatePreviewUrl = function (urlSpec) {
 				urlSpec = urlSpec || {};
 				if (!urlSpec.x) {
-					urlSpec.x = 32;
+					urlSpec.x = this.$table.data('preview-x') || 32;
 				}
 				if (!urlSpec.y) {
-					urlSpec.y = 32;
+					urlSpec.y = this.$table.data('preview-y') || 32;
 				}
 				urlSpec.x *= window.devicePixelRatio;
 				urlSpec.y *= window.devicePixelRatio;

apps/files_sharing/lib/Controller/ShareController.php

@@ -357,6 +357,7 @@ class ShareController extends AuthPublicShareController {
 			$folder->assign('isPublic', true);
 			$folder->assign('hideFileList', $hideFileList);
 			$folder->assign('publicUploadEnabled', 'no');
+			$folder->assign('showgridview', true);
 			$folder->assign('uploadMaxFilesize', $maxUploadFilesize);
 			$folder->assign('uploadMaxHumanFilesize', \OCP\Util::humanFileSize($maxUploadFilesize));
 			$folder->assign('freeSpace', $freeSpace);

apps/files_sharing/templates/list.php

@@ -10,7 +10,7 @@
 	<h2><?php p($l->t('No entries found in this folder')); ?></h2>
 </div>
 
-<table id="filestable">
+<table id="filestable" class="list-container view-grid">
 	<thead>
 		<tr>
 			<th id='headerName' class="hidden column-name">

apps/files_sharing/tests/js/publicAppSpec.js

@@ -60,7 +60,7 @@ describe('OCA.Sharing.PublicApp tests', function() {
 				'<input type="file" id="file_upload_start" name="files[]" multiple="multiple">' +
 				// dummy table
 				// TODO: at some point this will be rendered by the fileList class itself!
-				'<table id="filestable">' +
+				'<table id="filestable" class="list-container view-grid">' +
 				'<thead><tr>' +
 				'<th id="headerName" class="hidden column-name">' +
 				'<input type="checkbox" id="select_all_files" class="select-all">' +

apps/files_sharing/tests/js/shareSpec.js

@@ -28,7 +28,7 @@ describe('OCA.Sharing.Util tests', function() {
 		// dummy file list
 		var $div = $(
 			'<div id="listContainer">' +
-			'<table id="filestable">' +
+			'<table id="filestable" class="list-container view-grid">' +
 			'<thead></thead>' +
 			'<tbody id="fileList"></tbody>' +
 			'</table>' +
@@ -510,8 +510,8 @@ describe('OCA.Sharing.Util tests', function() {
 			OCA.Sharing.Util.attach(fileList);
 			fileList.setFiles(testFiles);
 		});
-		afterEach(function() { 
+		afterEach(function() {
-			shareTabSpy.restore(); 
+			shareTabSpy.restore();
 		});
 
 		it('updates fileInfoModel when shares changed', function() {

apps/files_sharing/tests/js/sharedfilelistSpec.js

@@ -28,7 +28,7 @@ describe('OCA.Sharing.FileList tests', function() {
 			'</div>' +
 			// dummy table
 			// TODO: at some point this will be rendered by the fileList class itself!
-			'<table id="filestable">' +
+			'<table id="filestable" class="list-container view-grid">' +
 			'<thead><tr>' +
 			'<th id="headerName" class="hidden column-name">' +
 			'<input type="checkbox" id="select_all_files" class="select-all">' +
@@ -701,7 +701,7 @@ describe('OCA.Sharing.FileList tests', function() {
 			// dummy file list
 			var $div = $(
 				'<div>' +
-				'<table id="filestable">' +
+				'<table id="filestable" class="list-container view-grid">' +
 				'<thead></thead>' +
 				'<tbody id="fileList"></tbody>' +
 				'</table>' +

apps/files_trashbin/templates/index.php

@@ -18,7 +18,7 @@
 	<p></p>
 </div>
 
-<table id="filestable">
+<table id="filestable" class="list-container view-grid">
 	<thead>
 		<tr>
 			<th id="headerSelection" class="hidden column-selection">

apps/files_trashbin/tests/js/filelistSpec.js

@@ -48,7 +48,7 @@ describe('OCA.Trashbin.FileList tests', function () {
 			'</div>' +
 			// dummy table
 			// TODO: at some point this will be rendered by the fileList class itself!
-			'<table id="filestable">' +
+			'<table id="filestable" class="list-container view-grid">' +
 			'<thead><tr><th id="headerName" class="hidden">' +
 			'<input type="checkbox" id="select_all_trash" class="select-all">' +
 			'<span class="name">Name</span>' +

core/css/css-variables.scss

@@ -5,6 +5,7 @@
 :root {
 	--color-main-text: $color-main-text;
 	--color-main-background: $color-main-background;
+	--color-main-background-translucent: $color-main-background-translucent;
 
 	--color-background-dark: $color-background-dark;
 	--color-background-darker: $color-background-darker;

core/css/icons.scss

@@ -297,6 +297,7 @@ img, object, video, button, textarea, input, select, div[contenteditable='true']
 @include icon-black-white('toggle', 'actions', 1, true);
 @include icon-black-white('toggle-background', 'actions', 1, true);
 @include icon-black-white('toggle-pictures', 'actions', 1, true);
+@include icon-black-white('toggle-filelist', 'actions', 1, true);
 @include icon-black-white('triangle-e', 'actions', 1, true);
 @include icon-black-white('triangle-n', 'actions', 1, true);
 @include icon-black-white('triangle-s', 'actions', 1, true);

core/css/styles.scss

@@ -167,7 +167,7 @@ body {
 	height: 44px;
 	padding: 0;
 	margin: 0;
-	background-color: var(--color-main-background);
+	background-color: var(--color-main-background-translucent);
 	z-index: 60;
 	-webkit-user-select: none;
 	-moz-user-select: none;
@@ -697,12 +697,15 @@ code {
 }
 
 /* ---- DIALOGS ---- */
-
 #oc-dialog-filepicker-content {
+	position: relative;
+
 	.dirtree {
-		width: 96%;
+		width: 100%;
 		flex-wrap: wrap;
 		padding-left: 12px;
+		padding-right: 44px;
+		box-sizing: border-box;
 
 		div:first-child a {
 			background-image: url('../img/places/home.svg?v=1');
@@ -722,6 +725,28 @@ code {
 			}
 		}
 	}
+
+	/* Grid view toggle */
+	#picker-view-toggle {
+		position: absolute;
+		background-color: transparent;
+		border: none;
+		margin: 0;
+		padding: 22px;
+		opacity: .5;
+		right: 0;
+		top: 0;
+
+		&:hover,
+		&:focus {
+			opacity: 1;
+		}
+	}
+	// keyboard focus
+	#picker-showgridview:focus + #picker-view-toggle {
+		opacity: 1;
+	}
+
 	.filelist-container {
 		box-sizing: border-box;
 		display: inline-block;
@@ -771,9 +796,54 @@ code {
 		.filesize {
 			text-align: right;
 		}
+		&.view-grid {
+			$grid-size: 120px;
+			$grid-pad: 10px;
+			$name-height: 20px;
+			display: flex;
+			flex-direction: column;
+
+			tbody {
+				display: grid;
+				grid-template-columns: repeat(auto-fill, $grid-size);
+				justify-content: space-around;
+				row-gap: 15px;
+				margin: 15px 0;
+
+				tr {
+					display: block;
+					position: relative;
+					border-radius: var(--border-radius);
+					padding: $grid-pad;
+					display: flex;
+					flex-direction: column;
+					width: $grid-size - 2 * $grid-pad;
+
+					td {
+						border: none;
+						padding: 0;
+
+						&.filename {
+							padding: #{$grid-size - 2 * $grid-pad} 0 0 0;
+							background-position: center top;
+							background-size: contain;
+							line-height: $name-height;
+							height: $name-height;
+						}
+						&.filesize {
+							line-height: $name-height;
+							text-align: left;
+						}
+						&.date {
+							display: none;
+						}
+					}
+				}
+			}
+		}
 	}
 	.filepicker_element_selected {
-		background-color: lightblue;
+		background-color: var(--color-background-darker);
 	}
 }
 

core/css/variables.scss

@@ -33,6 +33,7 @@
 // DEPRECATED, please use CSS4 vars
 $color-main-text: #222 !default; // Not #000 for better readability
 $color-main-background: #fff !default;
+$color-main-background-translucent: rgba($color-main-background, .97) !default;
 
 // used for different active/disabled states
 $color-background-dark: nc-darken($color-main-background, 7%) !default;

core/js/oc-dialogs.js

@@ -208,6 +208,7 @@ var OCdialogs = {
 
 		this.filepicker.loading = true;
 		this.filepicker.filesClient = (OCA.Sharing && OCA.Sharing.PublicApp && OCA.Sharing.PublicApp.fileList)? OCA.Sharing.PublicApp.fileList.filesClient: OC.Files.getClient();
+
 		$.when(this._getFilePickerTemplate()).then(function($tmpl) {
 			self.filepicker.loading = false;
 			var dialogName = 'oc-dialog-filepicker-content';
@@ -237,6 +238,11 @@ var OCdialogs = {
 
 			$('body').append(self.$filePicker);
 
+			self.$showGridView = $('input#picker-showgridview');
+			self.$showGridView.on('change', _.bind(self._onGridviewChange, self));
+
+			self._getGridSettings();
+
 			self.$filePicker.ready(function() {
 				self.$filelist = self.$filePicker.find('.filelist tbody');
 				self.$dirTree = self.$filePicker.find('.dirtree');
@@ -779,6 +785,31 @@ var OCdialogs = {
 		//}
 		return dialogDeferred.promise();
 	},
+	// get the gridview setting and set the input accordingly
+	_getGridSettings: function() {
+		var self = this;
+		$.get(OC.generateUrl('/apps/files/api/v1/showgridview'), function(response) {
+			self.$showGridView.checked = response.gridview;
+			self.$showGridView.next('#picker-view-toggle')
+				.removeClass('icon-toggle-filelist icon-toggle-pictures')
+				.addClass(response.gridview ? 'icon-toggle-filelist' : 'icon-toggle-pictures')
+			$('.list-container').toggleClass('view-grid', response.gridview);
+		});
+	},
+	_onGridviewChange: function() {
+		var show = this.$showGridView.is(':checked');
+		// only save state if user is logged in
+		if (OC.currentUser) {
+			$.post(OC.generateUrl('/apps/files/api/v1/showgridview'), {
+				show: show
+			});
+		}
+		this.$showGridView.next('#picker-view-toggle')
+			.removeClass('icon-toggle-filelist icon-toggle-pictures')
+			.addClass(show ? 'icon-toggle-filelist' : 'icon-toggle-pictures')
+			
+		$('.list-container').toggleClass('view-grid', show);
+	},
 	_getFilePickerTemplate: function() {
 		var defer = $.Deferred();
 		if(!this.$filePickerTemplate) {
@@ -899,6 +930,8 @@ var OCdialogs = {
 				if (entry.type === 'file') {
 					var urlSpec = {
 						file: dir + '/' + entry.name,
+						x: 100,
+						y: 100
 					};
 					var img = new Image();
 					var previewUrl = OC.generateUrl('/core/preview.png?') + $.param(urlSpec);

core/templates/filepicker.html

@@ -1,11 +1,13 @@
 <div id="{dialog_name}" title="{title}">
 	<span class="dirtree breadcrumb"></span>
+	<input type="checkbox" class="hidden-visually" id="picker-showgridview" checked="checked" />
+	<label id="picker-view-toggle" for="picker-showgridview" class="button icon-toggle-filelist"></label>
 	<div class="filelist-container">
 		<div class="emptycontent">
 			<div class="icon-folder"></div>
 			<h2>{emptytext}</h2>
 		</div>
-		<table id="filestable" class="filelist">
+		<table id="filestable" class="filelist list-container view-grid">
 			<tbody>
 			<tr data-entryname="{filename}" data-type="{type}">
 				<td class="filename"