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feat: resizable sidebar and list panels #7

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Merged
Railly merged 1 commit into from
Apr 2, 2026
Merged

feat: resizable sidebar and list panels #7

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6 changes: 3 additions & 3 deletions main.js
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54 changes: 54 additions & 0 deletions src/views/main-view.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -25,10 +25,13 @@ export class AgentfilesView extends ItemView {
private detailEl!: HTMLElement;
private dashboardEl!: HTMLElement;
private marketplaceEl!: HTMLElement;
private resizeHandle1!: HTMLElement;
private resizeHandle2!: HTMLElement;

private isDashboard = false;
private isMarketplace = false;
private updateRef: ReturnType<typeof this.store.on> | null = null;
private dragCleanup: (() => void) | null = null;

constructor(
leaf: WorkspaceLeaf,
Expand Down Expand Up @@ -60,7 +63,9 @@ export class AgentfilesView extends ItemView {
container.addClass("as-container");

this.sidebarEl = container.createDiv("as-panel as-panel-sidebar");
this.resizeHandle1 = this.createResizeHandle(container, this.sidebarEl, "--as-sidebar-width", 120, 400);
this.listEl = container.createDiv("as-panel as-panel-list");
this.resizeHandle2 = this.createResizeHandle(container, this.listEl, "--as-list-width", 180, 600);
this.detailEl = container.createDiv("as-panel as-panel-detail");
this.dashboardEl = container.createDiv("as-panel as-panel-dashboard as-hidden");
this.marketplaceEl = container.createDiv("as-panel as-panel-marketplace as-hidden");
Expand Down Expand Up @@ -91,6 +96,8 @@ export class AgentfilesView extends ItemView {
}

toggleDashboard(): void {
this.dragCleanup?.();
this.dragCleanup = null;
this.isDashboard = !this.isDashboard;
if (this.isMarketplace) {
this.isMarketplace = false;
Expand All @@ -99,18 +106,24 @@ export class AgentfilesView extends ItemView {
if (this.isDashboard) {
this.listEl.addClass("as-hidden");
this.detailEl.addClass("as-hidden");
this.resizeHandle1.addClass("as-hidden");
this.resizeHandle2.addClass("as-hidden");
this.dashboardEl.removeClass("as-hidden");
this.dashboardPanel.render();
} else {
this.listEl.removeClass("as-hidden");
this.detailEl.removeClass("as-hidden");
this.resizeHandle1.removeClass("as-hidden");
this.resizeHandle2.removeClass("as-hidden");
this.dashboardEl.addClass("as-hidden");
}
this.sidebarPanel.setDashboardActive(this.isDashboard);
this.sidebarPanel.render();
}

toggleMarketplace(): void {
this.dragCleanup?.();
this.dragCleanup = null;
this.isMarketplace = !this.isMarketplace;
if (this.isDashboard) {
this.isDashboard = false;
Expand All @@ -119,11 +132,15 @@ export class AgentfilesView extends ItemView {
if (this.isMarketplace) {
this.listEl.addClass("as-hidden");
this.detailEl.addClass("as-hidden");
this.resizeHandle1.addClass("as-hidden");
this.resizeHandle2.addClass("as-hidden");
this.marketplaceEl.removeClass("as-hidden");
this.marketplacePanel.render();
} else {
this.listEl.removeClass("as-hidden");
this.detailEl.removeClass("as-hidden");
this.resizeHandle1.removeClass("as-hidden");
this.resizeHandle2.removeClass("as-hidden");
this.marketplaceEl.addClass("as-hidden");
}
this.sidebarPanel.setMarketplaceActive(this.isMarketplace);
Expand All @@ -148,7 +165,44 @@ export class AgentfilesView extends ItemView {
this.detailPanel.show(item);
}

private createResizeHandle(
container: HTMLElement,
panel: HTMLElement,
cssVar: string,
min: number,
max: number
): HTMLElement {
const handle = container.createDiv("as-resize-handle");
let startX = 0;
let startWidth = 0;

const onMouseMove = (e: MouseEvent) => {
const newWidth = Math.min(max, Math.max(min, startWidth + (e.clientX - startX)));
container.style.setProperty(cssVar, `${newWidth}px`);
};

const onMouseUp = () => {
handle.removeClass("is-dragging");
document.removeEventListener("mousemove", onMouseMove);
document.removeEventListener("mouseup", onMouseUp);
this.dragCleanup = null;
};

handle.addEventListener("mousedown", (e: MouseEvent) => {
e.preventDefault();
startX = e.clientX;
startWidth = parseInt(container.style.getPropertyValue(cssVar)) || panel.offsetWidth;
handle.addClass("is-dragging");
document.addEventListener("mousemove", onMouseMove);
document.addEventListener("mouseup", onMouseUp);
this.dragCleanup = onMouseUp;
});

return handle;
}

onClose(): void {
this.dragCleanup?.();
if (this.updateRef) {
this.store.offref(this.updateRef);
}
Expand Down
18 changes: 17 additions & 1 deletion styles.css
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Original file line number Diff line number Diff line change
Expand Up @@ -12,8 +12,10 @@
}

.as-container {
--as-sidebar-width: 200px;
--as-list-width: 280px;
display: grid;
grid-template-columns: 200px 280px 1fr;
grid-template-columns: var(--as-sidebar-width) 6px var(--as-list-width) 6px 1fr;
height: 100%;
overflow: hidden;
}
Expand All @@ -38,6 +40,20 @@
overflow: hidden;
}

/* Resize handles */
.as-resize-handle {
width: 6px;
background: transparent;
cursor: col-resize;
transition: background 0.15s;
z-index: 1;
}

.as-resize-handle:hover,
.as-resize-handle.is-dragging {
background: var(--interactive-accent);
}

/* Sidebar */
.as-sidebar-section {
margin-bottom: 8px;
Expand Down