horizontalsplit component analog to verticalsplit; also built it into Studentenverwaltung.js menu; added defaultRatio prop to both components which defaults to 50/50 seperation

public/css/Studentenverwaltung.css

@@ -2,6 +2,7 @@
 @import './SvgIcons.css';
 @import './components/searchbar/searchbar.css';
 @import './components/verticalsplit.css';
+@import './components/horizontalsplit.css';
 @import './components/FilterComponent.css';
 @import './components/Tabs.css';
 @import './components/Notiz.css';

public/css/components/horizontalsplit.css

@@ -0,0 +1,73 @@
+:root {
+	--fhc-horizontalsplit-hsplitter-bg-color: var(--fhc-background, #eee);
+	--fhc-horizontalsplit-hsplitter-border-color: var(--fhc-border, #eee);
+	--fhc-horizontalsplit-hsplitter-splitactions-color: var(--fhc-dark, #000);
+}
+
+.horizontalsplit-container {
+	display: flex;
+	flex-direction: row;
+	overflow: hidden;
+	max-height: 100%;
+	padding: 0px;
+}
+
+.horizontalsplitted {
+	overflow: auto;
+	flex-shrink: 0;
+}
+
+.horizontalsplitter {
+	flex-shrink: 0;
+	width: 8px;
+	cursor: col-resize;
+	user-select: none;
+	display: flex;
+	align-items: center;
+	justify-content: center;
+}
+
+.horizontalsplitter.left {
+	border-left: solid 3px var(--fhc-horizontalsplit-hsplitter-border-color);
+}
+
+.horizontalsplitter.right {
+	border-right: solid 3px var(--fhc-horizontalsplit-hsplitter-border-color);
+}
+
+.splitactions.horizontal {
+	background-color: var(--fhc-horizontalsplit-hsplitter-bg-color);
+	color: var(--fhc-horizontalsplit-hsplitter-splitactions-color);
+	display: flex;
+	flex-direction: column;
+	padding: 5px 0 5px 0;
+}
+
+.splitactions.horizontal.left {
+	border-radius: 0 40% 40% 0;
+}
+
+.splitactions.horizontal.right {
+	border-radius: 40% 0 0 40%;
+}
+
+.splitactions.horizontal .splitaction {
+	width: auto;
+	height: 28px;
+	display: flex;
+	align-items: center;
+	justify-content: center;
+}
+
+.splitactions.horizontal .splitaction.resize {
+	cursor: col-resize;
+}
+
+#content {
+	padding-top: 0 !important;
+	padding-bottom: 0 !important;
+}
+
+#content > div:first-child {
+	margin-top: 30px;
+}

public/js/components/Stv/Studentenverwaltung.js

@@ -18,6 +18,7 @@
 import CoreSearchbar from "../searchbar/searchbar.js";
 import NavLanguage from "../navigation/Language.js";
 import VerticalSplit from "../verticalsplit/verticalsplit.js";
+import HorizontalSplit from "../horizontalsplit/horizontalsplit.js";
 import AppMenu from "../AppMenu.js";
 import AppConfig from "../AppConfig.js";
 import StvVerband from "./Studentenverwaltung/Verband.js";
@@ -37,6 +38,7 @@ export default {
 		CoreSearchbar,
 		NavLanguage,
 		VerticalSplit,
+		HorizontalSplit,
 		AppMenu,
 		AppConfig,
 		StvVerband,
@@ -235,6 +237,10 @@ export default {
 					}
 				}
 			}
+		},
+		sidebarCollapsed(newVal) {
+			if(newVal) this.$refs.hSplit.collapseLeft()
+			else this.$refs.hSplit.showBoth()
 		}
 	},
 	methods: {
@@ -632,23 +638,30 @@ export default {
 						</app-menu>
 					</div>
 				</aside>
-				<nav id="sidebarMenu" class="bg-light offcanvas offcanvas-start col-md p-md-0 h-100">
+				<horizontal-split ref="hSplit" :defaultRatio="[15, 85]">
-					<div class="offcanvas-header justify-content-end px-1 d-md-none">
+					<template #left>
-						<button type="button" class="btn-close text-reset" data-bs-dismiss="offcanvas" :aria-label="$p.t('ui/schliessen')"></button>
+						<nav id="sidebarMenu" class="bg-light offcanvas offcanvas-start col-md p-md-0 h-100  w-100">
-					</div>
+							<div class="offcanvas-header justify-content-end px-1 d-md-none">
-					<stv-verband :preselectedKey="studiengangKz ? '' + studiengangKz : null" :endpoint="verbandEndpoint" @select-verband="onSelectVerband" class="col" style="height:0%"></stv-verband>
+								<button type="button" class="btn-close text-reset" data-bs-dismiss="offcanvas" :aria-label="$p.t('ui/schliessen')"></button>
-					<stv-studiensemester v-model:studiensemester-kurzbz="studiensemesterKurzbz" @update:studiensemester-kurzbz="studiensemesterChanged"></stv-studiensemester>
+							</div>
-				</nav>
+							<stv-verband :preselectedKey="studiengangKz ? '' + studiengangKz : null" :endpoint="verbandEndpoint" @select-verband="onSelectVerband" class="col" style="height:0%"></stv-verband>
-				<main class="col-md-8 ms-sm-auto col-lg-9 col-xl-10">
+							<stv-studiensemester v-model:studiensemester-kurzbz="studiensemesterKurzbz" @update:studiensemester-kurzbz="studiensemesterChanged"></stv-studiensemester>
-					<vertical-split>
+						</nav>
-						<template #top>
+					</template>
-							<stv-list ref="stvList" v-model:selected="selected" :studiengang-kz="studiengangKz" :studiensemester-kurzbz="studiensemesterKurzbz" @filterActive="handleCustomFilter"></stv-list>
+					<template #right>
-						</template>
+						<main>
-						<template #bottom>
+							<vertical-split :defaultRatio="[50, 50]">
-							<stv-details ref="details" :students="selected" @reload="reloadList"></stv-details>
+								<template #top>
-						</template>
+									<stv-list ref="stvList" v-model:selected="selected" :studiengang-kz="studiengangKz" :studiensemester-kurzbz="studiensemesterKurzbz" @filterActive="handleCustomFilter"></stv-list>
-					</vertical-split>
+								</template>
-				</main>
+								<template #bottom>
+									<stv-details ref="details" :students="selected" @reload="reloadList"></stv-details>
+								</template>
+							</vertical-split>
+						</main>
+					</template>
+				</horizontal-split>
+				
 			</div>
 		</div>
 		<app-config ref="config" v-model="appconfig" :endpoints="configEndpoints"></app-config>

public/js/components/horizontalsplit/horizontalsplit.js

@@ -0,0 +1,147 @@
+export default {
+	name: 'HorizontalSplit',
+	props: {
+		defaultRatio: {
+			type: Array,
+			default: () => [50, 50]
+		}
+	},
+	data: function () {
+		return {
+			availWidth: 0,
+			leftwidth: 0,
+			rightwidth: 0,
+			mousePosX: 0,
+			resize: false,
+			hsplitterOffset: 0,
+			selfOffsetLeft: 0
+		};
+	},
+	template: `
+    <div ref="horizontalsplit" class="horizontalsplit-container">
+        <div ref="leftpanel" class="horizontalsplitted"
+             :style="{ width: this.leftwidthcss }">
+            <slot name="left">
+                <p>Left Panel</p>
+            </slot>
+        </div>
+        <div ref="hsplitter" class="horizontalsplitter"
+             :class="this.leftOrRightClass" @mousedown="this.dragStart">
+            <div class="splitactions horizontal" :class="this.leftOrRightClass">
+            	<span @click="this.collapseRight" class="splitaction">
+                    <i class="fas fa-angle-right text-muted"></i>
+                </span>
+                <span @dblclick="this.showBoth" class="splitaction resize">
+                    <i class="fas fa-grip-lines-vertical text-muted"></i>
+                </span>
+                <span @click="this.collapseLeft" class="splitaction">
+                    <i class="fas fa-angle-left text-muted"></i>
+                </span>
+            </div>
+        </div>
+        <div ref="rightpanel" class="horizontalsplitted"
+             :style="{ width: this.rightwidthcss }">
+            <slot name="right">
+                <p/>
+            </slot>
+        </div>
+    </div>
+    `,
+	mounted: function () {
+		this.calcWidths();
+		this.trackHorizontalSplitterOffsetLeft();
+		window.addEventListener('resize', this.calcWidths);
+	},
+	updated: function () {
+		this.trackHorizontalSplitterOffsetLeft();
+	},
+	beforeDestroy: function () {
+		window.removeEventListener('resize', this.calcWidths);
+	},
+	methods: {
+		calcWidths: function () {
+			var oldavailWidth = this.availWidth;
+			this.selfOffsetLeft = this.$refs.horizontalsplit.offsetLeft;
+			this.availWidth = this.$refs.horizontalsplit.offsetWidth - this.$refs.hsplitter.offsetWidth;
+
+			if ((this.leftwidth === 0 && this.rightwidth === 0) || oldavailWidth === 0) {
+				this.leftwidth = Math.floor(this.availWidth * (this.defaultRatio[0] / 100));
+			} else {
+				this.leftwidth = Math.floor(((this.leftwidth * 100) / oldavailWidth) / 100 * this.availWidth);
+			}
+			this.rightwidth = this.availWidth - this.leftwidth;
+		},
+		collapseLeft: function () {
+			this.calcWidths();
+			this.leftwidth = 0;
+			this.rightwidth = this.availWidth;
+		},
+		collapseRight: function () {
+			this.calcWidths();
+			this.leftwidth = this.availWidth;
+			this.rightwidth = 0;
+		},
+		showBoth: function () {
+			this.leftwidth = Math.floor(this.availWidth * (this.defaultRatio[0] / 100));
+			this.rightwidth = this.availWidth - this.leftwidth;
+		},
+		isCollapsed: function () {
+			if (this.leftwidth === 0) {
+				return 'left';
+			} else if (this.rightwidth === 0) {
+				return 'right';
+			} else {
+				return false;
+			}
+		},
+		dragStart: function (e) {
+			e.preventDefault();
+			e.stopPropagation();
+			window.addEventListener('mouseup', this.dragEnd);
+			window.addEventListener('mousemove', this.drag);
+			this.resize = true;
+			this.mousePosX = e.clientX;
+		},
+		drag: function (e) {
+			if (!this.resize) {
+				return;
+			}
+			e.preventDefault();
+			e.stopPropagation();
+			var offsetX = e.clientX - this.mousePosX;
+			this.leftwidth = this.leftwidth + offsetX;
+			if (this.leftwidth < 0) {
+				this.leftwidth = 0;
+			}
+			if (this.leftwidth > this.availWidth) {
+				this.leftwidth = this.availWidth;
+			}
+			this.rightwidth = this.availWidth - this.leftwidth;
+			this.mousePosX = e.clientX;
+		},
+		dragEnd: function (e) {
+			e.preventDefault();
+			e.stopPropagation();
+			window.removeEventListener('mousemove', this.drag);
+			window.removeEventListener('mouseup', this.dragEnd);
+			this.resize = false;
+			this.mousePosX = e.clientX;
+		},
+		trackHorizontalSplitterOffsetLeft: function () {
+			this.hsplitterOffset = this.$refs.hsplitter.offsetLeft;
+		}
+	},
+	computed: {
+		leftOrRightClass: function () {
+			return ((this.hsplitterOffset - this.selfOffsetLeft) <= Math.floor(this.availWidth / 2))
+				? 'left'
+				: 'right';
+		},
+		leftwidthcss: function () {
+			return this.leftwidth + 'px';
+		},
+		rightwidthcss: function () {
+			return this.rightwidth + 'px';
+		}
+	}
+};

public/js/components/verticalsplit/verticalsplit.js

@@ -1,5 +1,11 @@
 export default {
     name: 'VerticalSplit',
+    props: {
+        defaultRatio: {
+            type: Array,
+            default: () => [50, 50]
+        }
+    },
     data: function() {
       return {          
           availHeight: 0,
@@ -50,17 +56,22 @@ export default {
     updated: function() {
         this.trackVerticalSplitterOffsetTop();
     },
+    beforeDestroy: function () {
+        window.removeEventListener('resize', this.calcHeights);
+    },
     methods: {
         calcHeights: function() {
             var windowheight = window.innerHeight;
             var oldavailHeight = this.availHeight;
             this.selfOffsetTop = this.$refs.verticalsplit.offsetTop;
             this.availHeight = windowheight - this.selfOffsetTop - this.$refs.vsplitter.offsetHeight;
+           
             if( (this.topheight === 0 && this.bottomheight === 0) || oldavailHeight === 0 ) {
-                this.topheight = Math.floor(this.availHeight/2);
+                this.topheight = Math.floor(this.availHeight * (this.defaultRatio[0] / 100));
             } else {
                 this.topheight = Math.floor( ((((this.topheight * 100) / oldavailHeight) / 100) * this.availHeight) );
             }
+            
             this.bottomheight = this.availHeight - this.topheight;
         },
         collapseTop: function() {
@@ -74,8 +85,8 @@ export default {
             this.bottomheight = 0;
         },
         showBoth: function() {
-            this.topheight = Math.floor(this.availHeight/2);
+            this.topheight = Math.floor(this.availHeight * (this.defaultRatio[0] / 100));
-            this.bottomheight = Math.floor(this.availHeight/2);
+            this.bottomheight = this.availHeight - this.topheight
         },
         isCollapsed: function() {
             if( this.topheight === 0 ) {