Show hover elements when keyboard focus is within an event tile (#31078)

* Show timestamps when keyboard focus is within an event tile

Signed-off-by: Michael Telatynski <7t3chguy@gmail.com>

* Ensure toolbar navigation pattern works in MessageActionBar

This requires all buttons within to be roving by using the ref callback given by useRovingTabIndex

Signed-off-by: Michael Telatynski <7t3chguy@gmail.com>

* Use PureComponent in EventTile to avoid mass re-rendering due to transitive onFocus/onBlur calls

Signed-off-by: Michael Telatynski <7t3chguy@gmail.com>

* Remove unused timestamp event tile prop

Signed-off-by: Michael Telatynski <7t3chguy@gmail.com>

* Use MessageTimestamp to generate the wrapping anchor so that focusing it brings up the tooltip

Signed-off-by: Michael Telatynski <7t3chguy@gmail.com>

* Tweak MessageTimestamp

Signed-off-by: Michael Telatynski <7t3chguy@gmail.com>

* Switch back to Component as we specify a shouldComponentUpdate already

Signed-off-by: Michael Telatynski <7t3chguy@gmail.com>

* Update jest tests

Signed-off-by: Michael Telatynski <7t3chguy@gmail.com>

* Update playwright timestamp masks

Signed-off-by: Michael Telatynski <7t3chguy@gmail.com>

* Revert snapshot

Signed-off-by: Michael Telatynski <7t3chguy@gmail.com>

* Update snapshot

Signed-off-by: Michael Telatynski <7t3chguy@gmail.com>

* Fix IRC layout

Signed-off-by: Michael Telatynski <7t3chguy@gmail.com>

* Use PureComponent in EventTile to avoid mass re-rendering due to transitive onFocus/onBlur calls

Signed-off-by: Michael Telatynski <7t3chguy@gmail.com>

* Remove unused timestamp event tile prop

Signed-off-by: Michael Telatynski <7t3chguy@gmail.com>

* Use MessageTimestamp to generate the wrapping anchor so that focusing it brings up the tooltip

Signed-off-by: Michael Telatynski <7t3chguy@gmail.com>

* Tweak MessageTimestamp

Signed-off-by: Michael Telatynski <7t3chguy@gmail.com>

* Switch back to Component as we specify a shouldComponentUpdate already

Signed-off-by: Michael Telatynski <7t3chguy@gmail.com>

* Update jest tests

Signed-off-by: Michael Telatynski <7t3chguy@gmail.com>

* Update playwright timestamp masks

Signed-off-by: Michael Telatynski <7t3chguy@gmail.com>

* Revert snapshot

Signed-off-by: Michael Telatynski <7t3chguy@gmail.com>

* Update snapshot

Signed-off-by: Michael Telatynski <7t3chguy@gmail.com>

* Fix IRC layout

Signed-off-by: Michael Telatynski <7t3chguy@gmail.com>

* Lint styles

Signed-off-by: Michael Telatynski <7t3chguy@gmail.com>

* Fix layout picker

Signed-off-by: Michael Telatynski <7t3chguy@gmail.com>

* Update snapshots

Signed-off-by: Michael Telatynski <7t3chguy@gmail.com>

* Update screenshots

Signed-off-by: Michael Telatynski <7t3chguy@gmail.com>

* Fix pcss comment

Signed-off-by: Michael Telatynski <7t3chguy@gmail.com>

* Iterate Playwright

Signed-off-by: Michael Telatynski <7t3chguy@gmail.com>

* Iterate

Signed-off-by: Michael Telatynski <7t3chguy@gmail.com>

* Iterate Playwright

Signed-off-by: Michael Telatynski <7t3chguy@gmail.com>

---------

Signed-off-by: Michael Telatynski <7t3chguy@gmail.com>

playwright/e2e/audio-player/audio-player.spec.ts

@@ -92,7 +92,7 @@ test.describe("Audio player", { tag: ["@no-firefox", "@no-webkit"] }, () => {
             css: `
                 /* The timestamp is of inconsistent width depending on the time the test runs at */
                 .mx_MessageTimestamp {
-                    display: none !important;
+                    visibility: hidden;
                 }
                 /* The MAB showing up on hover is not needed for the test */
                 .mx_MessageActionBar {

playwright/e2e/chat-export/html-export.spec.ts

@@ -124,11 +124,12 @@ test.describe("HTML Export", () => {
             const zip = await extractZipFileToPath(zipPath, dirPath);
             await page.goto(`file://${dirPath}/${Object.keys(zip.files)[0]}/messages.html`);
             await expect(page).toMatchScreenshot("html-export.png", {
-                mask: [
-                    // We need to mask the whole thing because the width of the time part changes
-                    page.locator(".mx_TimelineSeparator"),
-                    page.locator(".mx_MessageTimestamp"),
-                ],
+                mask: [page.locator(".mx_TimelineSeparator")],
+                css: `
+                    .mx_MessageTimestamp {
+                        visibility: hidden;
+                    }
+                `,
             });
         },
     );

playwright/e2e/editing/editing.spec.ts

@@ -138,7 +138,11 @@ test.describe("Editing", () => {
 
             // Take a snapshot of the dialog
             await expect(dialog).toMatchScreenshot("message-edit-history-dialog.png", {
-                mask: [page.locator(".mx_MessageTimestamp")],
+                css: `
+                    .mx_MessageTimestamp {
+                        visibility: hidden;
+                    }
+                `,
             });
 
             {

playwright/e2e/messages/messages.spec.ts

@@ -59,9 +59,11 @@ async function editMessage(page: Page, message: Locator, newMsg: string): Promis
 }
 
 const screenshotOptions = (page?: Page) => ({
-    mask: page ? [page.locator(".mx_MessageTimestamp")] : undefined,
     // Hide the jump to bottom button in the timeline to avoid flakiness
     css: `
+        .mx_MessageTimestamp {
+            visibility: hidden;
+        }
         .mx_JumpToBottomButton {
             display: none !important;
         }

playwright/e2e/modules/custom-component.spec.ts

@@ -11,10 +11,12 @@ import fs from "node:fs";
 import { test, expect } from "../../element-web-test";
 
 const screenshotOptions = (page: Page) => ({
-    mask: [page.locator(".mx_MessageTimestamp")],
     // Hide the jump to bottom button in the timeline to avoid flakiness
     // Exclude timestamp and read marker from snapshot
     css: `
+        .mx_MessageTimestamp {
+            visibility: hidden;
+        }
         .mx_JumpToBottomButton {
             display: none !important;
         }

playwright/e2e/permalinks/permalinks.spec.ts

@@ -93,10 +93,12 @@ test.describe("permalinks", () => {
         getPill(timeline, danielleId);
 
         await expect(timeline).toMatchScreenshot("permalink-rendering.png", {
-            mask: [
-                // Exclude timestamps from the snapshot, for consistency.
-                page.locator(".mx_MessageTimestamp"),
-            ],
+            // Exclude timestamps from the snapshot, for consistency.
+            css: `
+                .mx_MessageTimestamp {
+                    visibility: hidden;
+                }
+            `,
         });
     });
 });

playwright/e2e/polls/polls.spec.ts

@@ -121,7 +121,11 @@ test.describe("Polls", () => {
             .filter({ hasText: pollParams.title })
             .getAttribute("data-scroll-tokens");
         await expect(getPollTile(page, pollId)).toMatchScreenshot("Polls_Timeline_tile_no_votes.png", {
-            mask: [page.locator(".mx_MessageTimestamp")],
+            css: `
+                .mx_MessageTimestamp {
+                    visibility: hidden;
+                }
+            `,
         });
 
         // Bot votes 'Maybe' in the poll
@@ -293,7 +297,11 @@ test.describe("Polls", () => {
             await expect(page.locator(".mx_ThreadView")).toMatchScreenshot(
                 "ThreadView_with_a_poll_on_bubble_layout.png",
                 {
-                    mask: [page.locator(".mx_MessageTimestamp")],
+                    css: `
+                        .mx_MessageTimestamp {
+                            visibility: hidden;
+                        }
+                    `,
                 },
             );
 
@@ -303,7 +311,11 @@ test.describe("Polls", () => {
             await expect(page.locator(".mx_ThreadView")).toMatchScreenshot(
                 "ThreadView_with_a_poll_on_group_layout.png",
                 {
-                    mask: [page.locator(".mx_MessageTimestamp")],
+                    css: `
+                        .mx_MessageTimestamp {
+                            visibility: hidden;
+                        }
+                    `,
                 },
             );
 

playwright/e2e/right-panel/file-panel.spec.ts

@@ -126,7 +126,12 @@ test.describe("FilePanel", () => {
             // Take a snapshot of file tiles list on FilePanel
             await expect(filePanelMessageList).toMatchScreenshot("file-tiles-list.png", {
                 // Exclude timestamps & flaky seek bar from snapshot
-                mask: [page.locator(".mx_MessageTimestamp"), page.getByTestId("audio-player-seek")],
+                mask: [page.getByTestId("audio-player-seek")],
+                css: `
+                    .mx_MessageTimestamp {
+                        visibility: hidden;
+                    }
+                `,
             });
         });
 

playwright/e2e/sliding-sync/sliding-sync.spec.ts

@@ -361,7 +361,9 @@ test.describe("Sliding Sync", () => {
         await expect(page.locator(".mx_ReplyPreview")).toBeVisible();
 
         // now click on the permalink for Permalink me
-        await page.locator(".mx_EventTile").filter({ hasText: "Permalink me" }).locator("a").dispatchEvent("click");
+        const tile = page.locator(".mx_EventTile").filter({ hasText: "Permalink me" });
+        await tile.hover();
+        await tile.locator("a").dispatchEvent("click");
 
         // make sure it is now selected with the little green |
         await expect(page.locator(".mx_EventTile_selected").filter({ hasText: "Permalink me" })).toBeVisible();

playwright/e2e/threads/threads.spec.ts

@@ -39,7 +39,12 @@ test.describe("Threads", () => {
 
         const ThreadViewGroupSpacingStart = "56px"; // --ThreadView_group_spacing-start
         // Exclude timestamp and read marker from snapshots
-        const mask = [page.locator(".mx_MessageTimestamp"), page.locator(".mx_MessagePanel_myReadMarker")];
+        const mask = [page.locator(".mx_MessagePanel_myReadMarker")];
+        const css = `
+            .mx_MessageTimestamp {
+                visibility: hidden;
+            }
+        `;
 
         const roomViewLocator = page.locator(".mx_RoomView_body");
         // User sends message
@@ -74,13 +79,15 @@ test.describe("Threads", () => {
 
         // Take snapshots in group layout and bubble layout (IRC layout is not available on ThreadView)
         await expect(page.locator(".mx_ThreadView")).toMatchScreenshot("Initial_ThreadView_on_group_layout.png", {
-            mask: mask,
+            mask,
+            css,
         });
         await app.settings.setValue("layout", null, SettingLevel.DEVICE, Layout.Bubble);
         await expect(page.locator(".mx_ThreadView .mx_EventTile[data-layout='bubble']")).toHaveCount(2);
 
         await expect(page.locator(".mx_ThreadView")).toMatchScreenshot("Initial_ThreadView_on_bubble_layout.png", {
-            mask: mask,
+            mask,
+            css,
         });
 
         // Set the group layout
@@ -154,7 +161,8 @@ test.describe("Threads", () => {
         await expect(page.locator(".mx_ThreadView")).toMatchScreenshot(
             "ThreadView_with_reaction_and_a_hidden_event_on_group_layout.png",
             {
-                mask: mask,
+                mask,
+                css,
             },
         );
 
@@ -178,7 +186,8 @@ test.describe("Threads", () => {
         await expect(page.locator(".mx_ThreadView")).toMatchScreenshot(
             "ThreadView_with_reaction_and_a_hidden_event_on_bubble_layout.png",
             {
-                mask: mask,
+                mask,
+                css,
             },
         );
 
@@ -214,7 +223,8 @@ test.describe("Threads", () => {
         await expect(page.locator(".mx_ThreadView")).toMatchScreenshot(
             "ThreadView_with_redacted_messages_on_group_layout.png",
             {
-                mask: mask,
+                mask,
+                css,
             },
         );
         await app.settings.setValue("layout", null, SettingLevel.DEVICE, Layout.Bubble);
@@ -222,7 +232,8 @@ test.describe("Threads", () => {
         await expect(page.locator(".mx_ThreadView")).toMatchScreenshot(
             "ThreadView_with_redacted_messages_on_bubble_layout.png",
             {
-                mask: mask,
+                mask,
+                css,
             },
         );
 

playwright/e2e/timeline/timeline.spec.ts

@@ -181,8 +181,10 @@ test.describe("Timeline", () => {
                 await expect(gels.getByRole("button", { name: "Collapse" })).toBeVisible();
 
                 await expect(page.locator(".mx_MainSplit")).toMatchScreenshot("expanded-gels-irc-layout.png", {
-                    mask: [page.locator(".mx_MessageTimestamp")],
                     css: `
+                    .mx_MessageTimestamp {
+                        visibility: hidden;
+                    }
                     .mx_TopUnreadMessagesBar, .mx_MessagePanel_myReadMarker {
                         display: none !important;
                     }
@@ -215,8 +217,10 @@ test.describe("Timeline", () => {
                 await expect(gels.getByRole("button", { name: "Collapse" })).toBeVisible();
 
                 await expect(page.locator(".mx_MainSplit")).toMatchScreenshot("expanded-gels-modern-layout.png", {
-                    mask: [page.locator(".mx_MessageTimestamp")],
                     css: `
+                    .mx_MessageTimestamp {
+                        visibility: hidden;
+                    }
                     .mx_TopUnreadMessagesBar, .mx_MessagePanel_myReadMarker {
                         display: none !important;
                     }
@@ -255,7 +259,11 @@ test.describe("Timeline", () => {
                 // Save snapshot of expanded generic event list summary on bubble layout
                 await expect(page.locator(".mx_MainSplit")).toMatchScreenshot("expanded-gels-bubble-layout.png", {
                     // Exclude timestamp from snapshot
-                    mask: [page.locator(".mx_MessageTimestamp")],
+                    css: `
+                        .mx_MessageTimestamp {
+                            visibility: hidden;
+                        }
+                    `,
                 });
 
                 // Click "collapse" link button on the first hovered info event line
@@ -271,7 +279,11 @@ test.describe("Timeline", () => {
 
                 // Save snapshot of collapsed generic event list summary on bubble layout
                 await expect(page.locator(".mx_MainSplit")).toMatchScreenshot("collapsed-gels-bubble-layout.png", {
-                    mask: [page.locator(".mx_MessageTimestamp")],
+                    css: `
+                        .mx_MessageTimestamp {
+                            visibility: hidden;
+                        }
+                    `,
                 });
             },
         );
@@ -312,12 +324,14 @@ test.describe("Timeline", () => {
                     "event-line-inline-start-margin-irc-layout.png",
                     {
                         // Exclude timestamp and read marker from snapshot
-                        mask: [page.locator(".mx_MessageTimestamp")],
                         css: `
-                    .mx_TopUnreadMessagesBar, .mx_MessagePanel_myReadMarker {
-                        display: none !important;
-                    }
-                `,
+                        .mx_MessageTimestamp {
+                            visibility: hidden;
+                        }
+                        .mx_TopUnreadMessagesBar, .mx_MessagePanel_myReadMarker {
+                            display: none !important;
+                        }
+                    `,
                     },
                 );
                 await expect(axe).toHaveNoViolations();
@@ -409,7 +423,11 @@ test.describe("Timeline", () => {
                     "collapsed-gels-and-messages-irc-layout.png",
                     {
                         // Exclude timestamp from snapshot of mx_MainSplit
-                        mask: [page.locator(".mx_MessageTimestamp")],
+                        css: `
+                            .mx_MessageTimestamp {
+                                visibility: hidden;
+                            }
+                        `,
                     },
                 );
 
@@ -428,7 +446,11 @@ test.describe("Timeline", () => {
                     "expanded-gels-and-messages-irc-layout.png",
                     {
                         // Exclude timestamp from snapshot of mx_MainSplit
-                        mask: [page.locator(".mx_MessageTimestamp")],
+                        css: `
+                            .mx_MessageTimestamp {
+                                visibility: hidden;
+                            }
+                        `,
                     },
                 );
 
@@ -453,7 +475,11 @@ test.describe("Timeline", () => {
                     "expanded-gels-redaction-placeholder.png",
                     {
                         // Exclude timestamp from snapshot of mx_MainSplit
-                        mask: [page.locator(".mx_MessageTimestamp")],
+                        css: `
+                            .mx_MessageTimestamp {
+                                visibility: hidden;
+                            }
+                        `,
                     },
                 );
 
@@ -481,7 +507,11 @@ test.describe("Timeline", () => {
                 // Record alignment of expanded GELS, placeholder of deleted message, and emote
                 await expect(page.locator(".mx_MainSplit")).toMatchScreenshot("expanded-gels-emote-irc-layout.png", {
                     // Exclude timestamp from snapshot of mx_MainSplit
-                    mask: [page.locator(".mx_MessageTimestamp")],
+                    css: `
+                        .mx_MessageTimestamp {
+                            visibility: hidden;
+                        }
+                    `,
                 });
             },
         );
@@ -492,12 +522,14 @@ test.describe("Timeline", () => {
             async ({ page, app, room }) => {
                 const screenshotOptions = {
                     // Hide because flaky - See https://github.com/vector-im/element-web/issues/24957
-                    mask: [page.locator(".mx_MessageTimestamp")],
                     css: `
-                    .mx_TopUnreadMessagesBar, .mx_MessagePanel_myReadMarker {
-                        display: none !important;
-                    }
-                `,
+                        .mx_MessageTimestamp {
+                            visibility: hidden;
+                        }
+                        .mx_TopUnreadMessagesBar, .mx_MessagePanel_myReadMarker {
+                            display: none !important;
+                        }
+                    `,
                 };
 
                 await sendEvent(app.client, room.roomId);
@@ -605,12 +637,10 @@ test.describe("Timeline", () => {
                 await messageEdit(page);
 
                 // Click timestamp to highlight hidden event line
-                const timestamp = page.locator(".mx_RoomView_body .mx_EventTile_info a", {
-                    has: page.locator(".mx_MessageTimestamp"),
-                });
+                const timestamp = page.locator(".mx_RoomView_body .mx_EventTile_info a.mx_MessageTimestamp");
                 // wait for the remote echo otherwise we get an error modal due to a 404 on the /event/ API
                 await expect(timestamp).not.toHaveAttribute("href", /~!/);
-                await timestamp.locator(".mx_MessageTimestamp").click();
+                await timestamp.click();
 
                 // should not add inline start padding to a hidden event line on IRC layout
                 await app.settings.setValue("layout", null, SettingLevel.DEVICE, Layout.IRC);
@@ -620,12 +650,14 @@ test.describe("Timeline", () => {
 
                 // Exclude timestamp and read marker from snapshot
                 const screenshotOptions = {
-                    mask: [page.locator(".mx_MessageTimestamp")],
                     css: `
-                    .mx_TopUnreadMessagesBar, .mx_MessagePanel_myReadMarker {
-                        display: none !important;
-                    }
-                `,
+                        .mx_MessageTimestamp {
+                            visibility: hidden;
+                        }
+                        .mx_TopUnreadMessagesBar, .mx_MessagePanel_myReadMarker {
+                            display: none !important;
+                        }
+                    `,
                 };
 
                 await expect(page.locator(".mx_MainSplit")).toMatchScreenshot(
@@ -654,7 +686,11 @@ test.describe("Timeline", () => {
 
             // Exclude timestamp from snapshot
             const screenshotOptions = {
-                mask: [page.locator(".mx_MessageTimestamp")],
+                css: `
+                    .mx_MessageTimestamp {
+                        visibility: hidden;
+                    }
+                `,
             };
 
             await sendEvent(app.client, room.roomId);
@@ -795,8 +831,10 @@ test.describe("Timeline", () => {
             await app.timeline.scrollToBottom();
             await expect(page.locator(".mx_EventTile_last")).toMatchScreenshot("url-preview.png", {
                 // Exclude timestamp and read marker from snapshot
-                mask: [page.locator(".mx_MessageTimestamp")],
                 css: `
+                    .mx_MessageTimestamp {
+                        visibility: hidden;
+                    }
                     .mx_TopUnreadMessagesBar, .mx_MessagePanel_myReadMarker {
                         display: none !important;
                     }
@@ -892,7 +930,13 @@ test.describe("Timeline", () => {
 
             const tile = page.locator(".mx_EventTile");
             await expect(tile).toBeVisible();
-            await expect(tile).toMatchScreenshot("code-block.png", { mask: [page.locator(".mx_MessageTimestamp")] });
+            await expect(tile).toMatchScreenshot("code-block.png", {
+                css: `
+                    .mx_MessageTimestamp {
+                        visibility: hidden;
+                    }
+                `,
+            });
 
             // Edit a code block and assert the edited code block has been correctly rendered
             await tile.hover();
@@ -904,7 +948,11 @@ test.describe("Timeline", () => {
 
             const newTile = page.locator(".mx_EventTile");
             await expect(newTile).toMatchScreenshot("edited-code-block.png", {
-                mask: [page.locator(".mx_MessageTimestamp")],
+                css: `
+                    .mx_MessageTimestamp {
+                        visibility: hidden;
+                    }
+                `,
             });
         });
 
@@ -1107,8 +1155,10 @@ test.describe("Timeline", () => {
 
             // Exclude timestamp and read marker from snapshot
             const screenshotOptions = {
-                mask: [page.locator(".mx_MessageTimestamp")],
                 css: `
+                    .mx_MessageTimestamp {
+                        visibility: hidden;
+                    }
                     .mx_TopUnreadMessagesBar, .mx_MessagePanel_myReadMarker {
                         display: none !important;
                     }
@@ -1233,12 +1283,14 @@ test.describe("Timeline", () => {
 
                 // Exclude timestamp and read marker from snapshot
                 const screenshotOptions = {
-                    mask: [page.locator(".mx_MessageTimestamp")],
                     css: `
-                    .mx_TopUnreadMessagesBar, .mx_MessagePanel_myReadMarker {
-                        display: none !important;
-                    }
-                `,
+                        .mx_MessageTimestamp {
+                            visibility: hidden;
+                        }
+                        .mx_TopUnreadMessagesBar, .mx_MessagePanel_myReadMarker {
+                            display: none !important;
+                        }
+                    `,
                 };
 
                 // Make sure the strings do not overflow on IRC layout
@@ -1297,8 +1349,10 @@ test.describe("Timeline", () => {
 
             // Exclude timestamp and read marker from snapshot
             const screenshotOptions = {
-                mask: [page.locator(".mx_MessageTimestamp")],
                 css: `
+                    .mx_MessageTimestamp {
+                        visibility: hidden;
+                    }
                     .mx_TopUnreadMessagesBar, .mx_MessagePanel_myReadMarker {
                         display: none !important;
                     }

res/css/views/messages/_MessageTimestamp.pcss

@@ -13,13 +13,14 @@ Please see LICENSE files in the repository root for full details.
 }
 
 .mx_MessageTimestamp {
-    color: var(--MessageTimestamp-color);
+    color: var(--MessageTimestamp-color) !important; /* override anchor color */
     font-size: $font-10px;
     font-variant-numeric: tabular-nums;
     display: block; /* enable the width setting below */
     width: var(--MessageTimestamp-width);
     white-space: nowrap;
     user-select: none;
+    text-decoration: none;
 }
 
 .mx_MessageTimestamp_lateIcon {

res/css/views/rooms/_EventTile.pcss

@@ -200,10 +200,6 @@ $left-gutter: 64px;
                Replaces margin-top: -6px. This interacts better with a read
                marker being in between. Content overflows. */
             height: 1px;
-
-            a {
-                text-decoration: none;
-            }
         }
 
         &.mx_EventTile_highlight,
@@ -273,9 +269,9 @@ $left-gutter: 64px;
         align-items: flex-start;
         padding-top: 0;
 
-        > a {
-            text-decoration: none; /* timestamps are links which shouldn't be underlined */
+        .mx_MessageTimestamp {
             min-width: var(--MessageTimestamp-width); /* ensure space for EventTile without timestamp */
+            text-align: right;
         }
 
         > * {
@@ -403,10 +399,6 @@ $left-gutter: 64px;
             margin: 0;
         }
 
-        .mx_MessageTimestamp {
-            text-align: right;
-        }
-
         .mx_EditMessageComposer_buttons {
             position: relative;
         }

res/css/views/settings/_LayoutSwitcher.pcss

@@ -72,6 +72,10 @@ Please see LICENSE files in the repository root for full details.
                     flex-shrink: 1;
                 }
 
+                &[data-layout="irc"] .mx_MessageTimestamp {
+                    display: none; /* hide the container used for spacing consistency */
+                }
+
                 .mx_EventTile_line {
                     max-width: 100%;
                 }

src/components/views/elements/ImageView.tsx

@@ -19,7 +19,6 @@ import MessageContextMenu from "../context_menus/MessageContextMenu";
 import { aboveLeftOf } from "../../structures/ContextMenu";
 import MessageTimestamp from "../messages/MessageTimestamp";
 import SettingsStore from "../../../settings/SettingsStore";
-import { formatFullDate } from "../../../DateUtils";
 import dis from "../../../dispatcher/dispatcher";
 import { Action } from "../../../dispatcher/actions";
 import { type RoomPermalinkCreator } from "../../../utils/permalinks/Permalinks";
@@ -457,18 +456,15 @@ export default class ImageView extends React.Component<IProps, IState> {
             const senderName = mxEvent.sender?.name ?? mxEvent.getSender();
             const sender = <div className="mx_ImageView_info_sender">{senderName}</div>;
             const messageTimestamp = (
-                <a
+                <MessageTimestamp
                     href={permalink}
                     onClick={this.onPermalinkClicked}
-                    aria-label={formatFullDate(new Date(mxEvent.getTs()), showTwelveHour, false)}
-                >
-                    <MessageTimestamp
-                        showFullDate={true}
-                        showTwelveHour={showTwelveHour}
-                        ts={mxEvent.getTs()}
-                        showSeconds={false}
-                    />
-                </a>
+                    showFullDate={true}
+                    showTwelveHour={showTwelveHour}
+                    ts={mxEvent.getTs()}
+                    showSeconds={false}
+                    inhibitTooltip
+                />
             );
             const avatar = (
                 <MemberAvatar

src/components/views/messages/MessageTimestamp.tsx

@@ -24,6 +24,24 @@ interface IProps {
     showFullDate?: boolean;
     showSeconds?: boolean;
     showRelative?: boolean;
+
+    /**
+     * If set to true then no tooltip will be shown
+     */
+    inhibitTooltip?: boolean;
+
+    /**
+     * If specified, will be rendered as an anchor bearing the href, a `span` element will be used otherwise
+     */
+    href?: string;
+    /**
+     * Optional onClick handler to attach to the DOM element
+     */
+    onClick?: React.MouseEventHandler<HTMLElement>;
+    /**
+     * Optional onContextMenu handler to attach to the DOM element
+     */
+    onContextMenu?: React.MouseEventHandler<HTMLElement>;
 }
 
 export default class MessageTimestamp extends React.Component<IProps> {
@@ -52,12 +70,41 @@ export default class MessageTimestamp extends React.Component<IProps> {
             icon = <LateIcon className="mx_MessageTimestamp_lateIcon" width="16" height="16" />;
         }
 
-        return (
-            <Tooltip description={label} caption={caption}>
-                <span className="mx_MessageTimestamp" aria-hidden={true} aria-live="off">
+        let content;
+        if (this.props.href) {
+            content = (
+                <a
+                    href={this.props.href}
+                    onClick={this.props.onClick}
+                    onContextMenu={this.props.onContextMenu}
+                    className="mx_MessageTimestamp"
+                    aria-live="off"
+                >
+                    {icon}
+                    {timestamp}
+                </a>
+            );
+        } else {
+            content = (
+                <span
+                    onClick={this.props.onClick}
+                    onContextMenu={this.props.onContextMenu}
+                    className="mx_MessageTimestamp"
+                    aria-hidden={true}
+                    aria-live="off"
+                    tabIndex={this.props.onClick || !this.props.inhibitTooltip ? 0 : undefined}
+                >
                     {icon}
                     {timestamp}
                 </span>
+            );
+        }
+
+        if (this.props.inhibitTooltip) return content;
+
+        return (
+            <Tooltip description={label} caption={caption}>
+                {content}
             </Tooltip>
         );
     }

src/components/views/rooms/EventTile.tsx

@@ -40,7 +40,6 @@ import ReplyChain from "../elements/ReplyChain";
 import { _t } from "../../../languageHandler";
 import dis from "../../../dispatcher/dispatcher";
 import { Layout } from "../../../settings/enums/Layout";
-import { formatTime } from "../../../DateUtils";
 import { MatrixClientPeg } from "../../../MatrixClientPeg";
 import { DecryptionFailureBody } from "../messages/DecryptionFailureBody";
 import RoomAvatar from "../avatars/RoomAvatar";
@@ -253,6 +252,7 @@ interface IState {
     reactions?: Relations | null | undefined;
 
     hover: boolean;
+    focusWithin: boolean;
 
     // Position of the context menu
     contextMenu?: {
@@ -299,6 +299,7 @@ export class UnwrappedEventTile extends React.Component<EventTileProps, IState>
     declare public context: React.ContextType<typeof RoomContext>;
 
     private unmounted = false;
+    private readonly id = uniqueId();
 
     public constructor(props: EventTileProps, context: React.ContextType<typeof RoomContext>) {
         super(props, context);
@@ -316,6 +317,7 @@ export class UnwrappedEventTile extends React.Component<EventTileProps, IState>
             reactions: this.getReactions(),
 
             hover: false,
+            focusWithin: false,
 
             thread,
         };
@@ -922,7 +924,6 @@ export class UnwrappedEventTile extends React.Component<EventTileProps, IState>
     public render(): ReactNode {
         const msgtype = this.props.mxEvent.getContent().msgtype;
         const eventType = this.props.mxEvent.getType();
-        const id = uniqueId();
 
         const {
             hasRenderer,
@@ -1122,6 +1123,7 @@ export class UnwrappedEventTile extends React.Component<EventTileProps, IState>
             (this.props.alwaysShowTimestamps ||
                 this.props.last ||
                 this.state.hover ||
+                this.state.focusWithin ||
                 this.state.actionBarFocused ||
                 Boolean(this.state.contextMenu));
 
@@ -1135,20 +1137,32 @@ export class UnwrappedEventTile extends React.Component<EventTileProps, IState>
             ts = this.props.mxEvent.getTs();
         }
 
-        const messageTimestamp = (
+        const messageTimestampProps = {
+            showRelative: this.context.timelineRenderingType === TimelineRenderingType.ThreadsList,
+            showTwelveHour: this.props.isTwelveHour,
+            ts,
+            receivedTs: getLateEventInfo(this.props.mxEvent)?.received_ts,
+        };
+        const messageTimestamp = <MessageTimestamp {...messageTimestampProps} />;
+        const linkedMessageTimestamp = (
             <MessageTimestamp
-                showRelative={this.context.timelineRenderingType === TimelineRenderingType.ThreadsList}
-                showTwelveHour={this.props.isTwelveHour}
-                ts={ts}
-                receivedTs={getLateEventInfo(this.props.mxEvent)?.received_ts}
+                {...messageTimestampProps}
+                href={permalink}
+                onClick={this.onPermalinkClicked}
+                onContextMenu={this.onTimestampContextMenu}
             />
         );
 
-        const timestamp = showTimestamp && ts ? messageTimestamp : null;
+        const useIRCLayout = this.props.layout === Layout.IRC;
+        // Used to simplify the UI layout where necessary by not conditionally rendering an element at the start
+        const dummyTimestamp = useIRCLayout ? <span className="mx_MessageTimestamp" /> : null;
+        const timestamp = showTimestamp && ts ? messageTimestamp : dummyTimestamp;
+        const linkedTimestamp =
+            timestamp !== dummyTimestamp && !this.props.hideTimestamp ? linkedMessageTimestamp : dummyTimestamp;
 
         let pinnedMessageBadge: JSX.Element | undefined;
         if (PinningUtils.isPinned(MatrixClientPeg.safeGet(), this.props.mxEvent)) {
-            pinnedMessageBadge = <PinnedMessageBadge aria-describedby={id} tabIndex={0} />;
+            pinnedMessageBadge = <PinnedMessageBadge aria-describedby={this.id} tabIndex={0} />;
         }
 
         let reactionsRow: JSX.Element | undefined;
@@ -1165,21 +1179,8 @@ export class UnwrappedEventTile extends React.Component<EventTileProps, IState>
         // If we have reactions or a pinned message badge, we need a footer
         const hasFooter = Boolean((reactionsRow && this.state.reactions) || pinnedMessageBadge);
 
-        const linkedTimestamp = !this.props.hideTimestamp ? (
-            <a
-                href={permalink}
-                onClick={this.onPermalinkClicked}
-                aria-label={formatTime(new Date(this.props.mxEvent.getTs()), this.props.isTwelveHour)}
-                onContextMenu={this.onTimestampContextMenu}
-            >
-                {timestamp}
-            </a>
-        ) : null;
-
-        const useIRCLayout = this.props.layout === Layout.IRC;
         const groupTimestamp = !useIRCLayout ? linkedTimestamp : null;
         const ircTimestamp = useIRCLayout ? linkedTimestamp : null;
-        const bubbleTimestamp = this.props.layout === Layout.Bubble ? messageTimestamp : undefined;
         const groupPadlock = !useIRCLayout && !isBubbleMessage && this.renderE2EPadlock();
         const ircPadlock = useIRCLayout && !isBubbleMessage && this.renderE2EPadlock();
 
@@ -1210,7 +1211,7 @@ export class UnwrappedEventTile extends React.Component<EventTileProps, IState>
                     forExport={this.props.forExport}
                     permalinkCreator={this.props.permalinkCreator}
                     layout={this.props.layout}
-                    alwaysShowTimestamps={this.props.alwaysShowTimestamps || this.state.hover}
+                    alwaysShowTimestamps={this.props.alwaysShowTimestamps || this.state.hover || this.state.focusWithin}
                     isQuoteExpanded={isQuoteExpanded}
                     setQuoteExpanded={this.setQuoteExpanded}
                     getRelationsForEvent={this.props.getRelationsForEvent}
@@ -1237,13 +1238,20 @@ export class UnwrappedEventTile extends React.Component<EventTileProps, IState>
                         "data-event-id": this.props.mxEvent.getId(),
                         "onMouseEnter": () => this.setState({ hover: true }),
                         "onMouseLeave": () => this.setState({ hover: false }),
+                        "onFocus": () => this.setState({ focusWithin: true }),
+                        "onBlur": () => this.setState({ focusWithin: false }),
                     },
                     [
                         <div className="mx_EventTile_senderDetails" key="mx_EventTile_senderDetails">
                             {avatar}
                             {sender}
                         </div>,
-                        <div id={id} className={lineClasses} key="mx_EventTile_line" onContextMenu={this.onContextMenu}>
+                        <div
+                            id={this.id}
+                            className={lineClasses}
+                            key="mx_EventTile_line"
+                            onContextMenu={this.onContextMenu}
+                        >
                             {this.renderContextMenu()}
                             {replyChain}
                             {renderTile(TimelineRenderingType.Thread, {
@@ -1260,9 +1268,7 @@ export class UnwrappedEventTile extends React.Component<EventTileProps, IState>
                                 showHiddenEvents: this.context.showHiddenEvents,
                             })}
                             {actionBar}
-                            <a href={permalink} onClick={this.onPermalinkClicked}>
-                                {timestamp}
-                            </a>
+                            {linkedTimestamp}
                             {msgOption}
                         </div>,
                         hasFooter && (
@@ -1294,6 +1300,8 @@ export class UnwrappedEventTile extends React.Component<EventTileProps, IState>
                         "data-has-reply": !!replyChain,
                         "onMouseEnter": () => this.setState({ hover: true }),
                         "onMouseLeave": () => this.setState({ hover: false }),
+                        "onFocus": () => this.setState({ focusWithin: true }),
+                        "onBlur": () => this.setState({ focusWithin: false }),
                         "onClick": (ev: MouseEvent) => {
                             const target = ev.currentTarget as HTMLElement;
                             let index = -1;
@@ -1425,13 +1433,20 @@ export class UnwrappedEventTile extends React.Component<EventTileProps, IState>
                         "data-has-reply": !!replyChain,
                         "onMouseEnter": () => this.setState({ hover: true }),
                         "onMouseLeave": () => this.setState({ hover: false }),
+                        "onFocus": () => this.setState({ focusWithin: true }),
+                        "onBlur": () => this.setState({ focusWithin: false }),
                     },
                     <>
                         {ircTimestamp}
                         {sender}
                         {ircPadlock}
                         {avatar}
-                        <div id={id} className={lineClasses} key="mx_EventTile_line" onContextMenu={this.onContextMenu}>
+                        <div
+                            id={this.id}
+                            className={lineClasses}
+                            key="mx_EventTile_line"
+                            onContextMenu={this.onContextMenu}
+                        >
                             {this.renderContextMenu()}
                             {groupTimestamp}
                             {groupPadlock}
@@ -1442,7 +1457,6 @@ export class UnwrappedEventTile extends React.Component<EventTileProps, IState>
                                 // overrides
                                 ref: this.tile,
                                 isSeeingThroughMessageHiddenForModeration,
-                                timestamp: bubbleTimestamp,
 
                                 // appease TS
                                 highlights: this.props.highlights,

src/events/EventTileFactory.tsx

@@ -64,7 +64,6 @@ export interface EventTileTypeProps
         | "inhibitInteraction"
     > {
     ref?: React.RefObject<any>; // `any` because it's effectively impossible to convince TS of a reasonable type
-    timestamp?: JSX.Element;
     maxImageHeight?: number; // pixels
     overrideBodyTypes?: Record<string, React.ComponentType<IBodyProps>>;
     overrideEventTypes?: Record<string, React.ComponentType<IBodyProps>>;
@@ -288,7 +287,6 @@ export function renderTile(
         callEventGrouper,
         getRelationsForEvent,
         isSeeingThroughMessageHiddenForModeration,
-        timestamp,
         inhibitInteraction,
         showHiddenEvents,
     } = props;
@@ -336,7 +334,6 @@ export function renderTile(
                         callEventGrouper,
                         getRelationsForEvent,
                         isSeeingThroughMessageHiddenForModeration,
-                        timestamp,
                         inhibitInteraction,
                         showHiddenEvents,
                     }),

test/unit-tests/components/structures/RoomSearchView-test.tsx

@@ -25,6 +25,8 @@ import MatrixClientContext from "../../../../src/contexts/MatrixClientContext";
 import { MatrixClientPeg } from "../../../../src/MatrixClientPeg";
 import { searchPagination, SearchScope } from "../../../../src/Searching";
 import { SdkContextClass } from "../../../../src/contexts/SDKContext";
+import SettingsStore from "../../../../src/settings/SettingsStore.ts";
+import { SettingLevel } from "../../../../src/settings/SettingLevel.ts";
 
 jest.mock("../../../../src/Searching", () => ({
     searchPagination: jest.fn(),
@@ -438,6 +440,7 @@ describe("<RoomSearchView/>", () => {
     });
 
     it("should pass appropriate permalink creator for all rooms search", async () => {
+        await SettingsStore.setValue("alwaysShowTimestamps", null, SettingLevel.DEVICE, true);
         const room2 = new Room("!room2:server", client, client.getSafeUserId());
         const room3 = new Room("!room3:server", client, client.getSafeUserId());
         mocked(client.getRoom).mockImplementation(

test/unit-tests/components/views/messages/MessageTimestamp-test.tsx

@@ -29,6 +29,7 @@ describe("MessageTimestamp", () => {
     aria-hidden="true"
     aria-live="off"
     class="mx_MessageTimestamp"
+    tabindex="0"
   >
     08:09
   </span>

test/unit-tests/components/views/settings/__snapshots__/LayoutSwitcher-test.tsx.snap

@@ -97,7 +97,7 @@ exports[`<LayoutSwitcher /> should render 1`] = `
                 </div>
                 <div
                   class="mx_EventTile_line"
-                  id="4"
+                  id="1"
                 >
                   <div
                     class="mx_MTextBody mx_EventTile_content"
@@ -224,7 +224,7 @@ exports[`<LayoutSwitcher /> should render 1`] = `
                 </div>
                 <div
                   class="mx_EventTile_line"
-                  id="5"
+                  id="2"
                 >
                   <div
                     class="mx_MTextBody mx_EventTile_content"
@@ -324,6 +324,9 @@ exports[`<LayoutSwitcher /> should render 1`] = `
                 data-self="true"
                 tabindex="-1"
               >
+                <span
+                  class="mx_MessageTimestamp"
+                />
                 <div
                   class="mx_DisambiguatedProfile"
                 >
@@ -351,7 +354,7 @@ exports[`<LayoutSwitcher /> should render 1`] = `
                 </div>
                 <div
                   class="mx_EventTile_line"
-                  id="6"
+                  id="3"
                 >
                   <div
                     class="mx_MTextBody mx_EventTile_content"

test/unit-tests/components/views/settings/tabs/user/__snapshots__/AppearanceUserSettingsTab-test.tsx.snap

@@ -467,6 +467,9 @@ exports[`AppearanceUserSettingsTab should render 1`] = `
                         data-self="true"
                         tabindex="-1"
                       >
+                        <span
+                          class="mx_MessageTimestamp"
+                        />
                         <div
                           class="mx_DisambiguatedProfile"
                         >