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popups.js
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/* Popup/floating footnotes to avoid readers needing to scroll to the end of
the page to see any footnotes; see
http://ignorethecode.net/blog/2010/04/20/footnotes/ for details.
Original author: Lukas Mathis (2010-04-20)
License: public domain ("And some people have asked me about a license for
this piece of code. I think it’s far too short to get its own license, so
I’m relinquishing any copyright claims. Consider the code to be public
domain. No attribution is necessary.")
*/
Popups = {
/**********/
/* Config.
*/
popupContainerID: "popup-container",
popupContainerParentSelector: "body",
popupContainerZIndex: "10000",
popupBreathingRoomX: 12.0,
popupBreathingRoomY: 8.0,
popupBreathingRoomYTight: -4.0,
popupTriggerDelay: 750,
popupFadeoutDelay: 100,
popupFadeoutDuration: 250,
minimizedPopupWidth: 480,
minimizedPopupsArrangements: {
vertical: {
minimizedPopupWidth: 480
},
horizontal: {
minimizedPopupMinWidth: 320,
minimizedPopupMaxWidth: 640
}
},
/******************/
/* Implementation.
*/
// Used in: Popups.containingDocumentForTarget
rootDocument: document,
popupFadeTimer: false,
popupDespawnTimer: false,
popupSpawnTimer: false,
popupContainer: null,
popupBeingDragged: null,
popupBeingResized: null,
hoverEventsActive: true,
minimizedPopupsReservedRect: null,
cleanup: () => {
GWLog("Popups.cleanup", "popups.js", 1);
// Remove popups container.
Popups.popupContainer?.remove();
Popups.popupContainer = null;
// Remove Escape key event listener.
document.removeEventListener("keyup", Popups.keyUp);
// Remove scroll listener.
removeScrollListener("disablePopupHoverEventsOnScrollListener");
// Remove mousemove listener.
removeMousemoveListener("enablePopupHoverEventsOnMousemoveListener")
// Remove popup-spawn event handler.
GW.notificationCenter.removeHandlerForEvent("Popups.popupDidSpawn", Popups.addDisablePopupHoverEventsOnScrollListenerOnPopupSpawned);
// Fire event.
GW.notificationCenter.fireEvent("Popups.cleanupDidComplete");
},
setup: () => {
GWLog("Popups.setup", "popups.js", 1);
// Run cleanup.
Popups.cleanup();
// Inject popups container.
let popupContainerParent = document.querySelector(Popups.popupContainerParentSelector);
if (popupContainerParent == null) {
GWLog("Popup container parent element not found. Exiting.", "popups.js", 1);
return;
}
Popups.popupContainer = popupContainerParent.appendChild(newElement("DIV", {
id: Popups.popupContainerID,
class: "popup-container",
style: `z-index: ${Popups.popupContainerZIndex};`
}));
// Add window resize listener, to reposition pinned popups.
addWindowResizeListener(Popups.repositionPopupsOnWindowResize = (event) => {
Popups.allUnminimizedPopups().forEach(popup => {
Popups.setPopupViewportRect(popup, popup.viewportRect, { clampPositionToScreen: true });
});
Popups.updateMinimizedPopupArrangement();
}, {
name: "repositionPopupsOnWindowResizeListener",
defer: true
});
// Add Escape key event listener.
document.addEventListener("keyup", Popups.keyUp);
// Add scroll listener, to disable hover on scroll.
addScrollListener(Popups.disablePopupHoverEventsOnScroll = (event) => {
Popups.hoverEventsActive = false;
}, {
name: "disablePopupHoverEventsOnScrollListener"
});
/* Add event handler to add scroll listener to spawned popups, to
disable hover events when scrolling within a popup.
*/
GW.notificationCenter.addHandlerForEvent("Popups.popupDidSpawn", Popups.addDisablePopupHoverEventsOnScrollListenerOnPopupSpawned = (info) => {
addScrollListener(Popups.disablePopupHoverEventsOnScroll, {
target: info.popup.scrollView
});
});
// Add mousemove listener, to enable hover on mouse move.
addMousemoveListener(Popups.enablePopupHoverEventsOnMousemove = (event) => {
if ( Popups.popupBeingDragged == null
&& Popups.popupBeingResized == null)
Popups.hoverEventsActive = true;
}, {
name: "enablePopupHoverEventsOnMousemoveListener"
});
// Enable default popup tiling control keys.
Popups.setPopupTilingControlKeys();
// Fire event.
GW.notificationCenter.fireEvent("Popups.setupDidComplete");
},
// Called by: extracts.js
addTarget: (target, prepareFunction) => {
GWLog("Popups.addTarget", "popups.js", 2);
// Bind mouseenter/mouseleave/mousedown events.
target.addEventListener("mouseenter", Popups.targetMouseEnter);
target.addEventListener("mouseleave", Popups.targetMouseLeave);
target.addEventListener("mousedown", Popups.targetMouseDown);
// Set prepare function.
target.preparePopup = prepareFunction;
// Mark target as spawning a popup.
target.classList.toggle("spawns-popup", true);
},
// Called by: extracts.js
removeTarget: (target) => {
GWLog("Popups.removeTarget", "popups.js", 1);
// Unbind existing mouseenter/mouseleave/mousedown events, if any.
target.removeEventListener("mouseenter", Popups.targetMouseEnter);
target.removeEventListener("mouseleave", Popups.targetMouseLeave);
target.removeEventListener("mousedown", Popups.targetMouseDown);
// Clear timers for target.
Popups.clearPopupTimers(target);
// Remove spawned popup for target, if any.
if (target.popup)
Popups.despawnPopup(target.popup);
// Unset popup prepare function.
target.preparePopup = null;
// Un-mark target as spawning a popup.
target.classList.toggle("spawns-popup", false);
},
/*******************/
/* General helpers.
*/
popupContainerIsVisible: () => {
return (Popups.popupContainer.style.visibility != "hidden");
},
// Called by: extracts-options.js
hidePopupContainer: () => {
GWLog("Popups.hidePopupContainer", "popups.js", 3);
if (Popups.popupContainer) {
Popups.popupContainer.style.visibility = "hidden";
Popups.allSpawnedPopups().forEach(popup => {
Popups.addClassesToPopFrame(popup, "hidden");
});
} else {
GW.notificationCenter.addHandlerForEvent("Popups.setDidComplete", (info) => {
Popups.hidePopupContainer();
});
}
},
// Called by: extracts-options.js
unhidePopupContainer: () => {
GWLog("Popups.unhidePopupContainer", "popups.js", 3);
if (Popups.popupContainer) {
Popups.popupContainer.style.visibility = "";
Popups.allSpawnedPopups().forEach(popup => {
Popups.removeClassesFromPopFrame(popup, "hidden");
});
} else {
GW.notificationCenter.addHandlerForEvent("Popups.setDidComplete", (info) => {
Popups.unhidePopupContainer();
});
}
},
updatePageScrollState: () => {
GWLog("Popups.updatePageScrollState", "popups.js", 2);
if (Popups.allSpawnedPopups().findIndex(popup =>
( Popups.popupIsMaximized(popup) == true
&& Popups.popupIsMinimized(popup) == false)
) == -1)
togglePageScrolling(true);
else
togglePageScrolling(false);
},
containingDocumentForTarget: (target) => {
return (Popups.containingPopFrame(target)?.document ?? Popups.rootDocument);
},
allSpawnedPopFrames: () => {
return Popups.allSpawnedPopups();
},
// Called by: extracts.js
allSpawnedPopups: () => {
if (Popups.popupContainer == null)
return [ ];
return Array.from(Popups.popupContainer.children).filter(
(x) => (x.classList.contains("fading") == false)
).sort(
(a, b) => (parseInt(a.style.zIndex) - parseInt(b.style.zIndex))
);
},
// Called by: extracts.js
containingPopFrame: (element) => {
let shadowBody = element.closest(".shadow-body");
if (shadowBody)
return shadowBody.popup;
return element.closest(".popup");
},
addClassesToPopFrame: (popup, ...args) => {
popup.classList.add(...args);
popup.body.classList.add(...args);
},
removeClassesFromPopFrame: (popup, ...args) => {
popup.classList.remove(...args);
popup.body.classList.remove(...args);
},
popFrameHasClass: (popup, className) => {
return popup.classList.contains(className);
},
/****************************************/
/* Visibility of elements within popups.
*/
/* Returns true if the given element is currently visible.
*/
// Called by: extracts-content.js
isVisible: (element) => {
let containingPopup = Popups.containingPopFrame(element);
return (containingPopup ? isWithinRect(element, containingPopup.getBoundingClientRect()) : isOnScreen(element));
},
// Called by: extracts.js
scrollElementIntoViewInPopFrame: (element, alwaysRevealTopEdge = false) => {
let popup = Popups.containingPopFrame(element);
let elementRect = element.getBoundingClientRect();
let popupBodyRect = popup.body.getBoundingClientRect();
let popupScrollViewRect = popup.scrollView.getBoundingClientRect();
let bottomBound = alwaysRevealTopEdge ? elementRect.top : elementRect.bottom;
if ( popup.scrollView.scrollTop >= elementRect.top - popupBodyRect.top
&& popup.scrollView.scrollTop + popupScrollViewRect.height <= bottomBound - popupBodyRect.top)
return;
popup.scrollView.scrollTop = elementRect.top - popupBodyRect.top;
},
/*******************************/
/* Popup spawning & despawning.
*/
newPopup: (target) => {
GWLog("Popups.newPopup", "popups.js", 2);
// Create popup, scroll view, content view, shadow root, shadow body.
let popup = newElement("DIV", { class: "popup popframe" }, { spawningTarget: target });
popup.scrollView = popup.appendChild(newElement("DIV", { class: "popframe-scroll-view" }));
popup.contentView = popup.scrollView.appendChild(newElement("DIV", { class: "popframe-content-view" }));
popup.document = popup.contentView.attachShadow({ mode: "open" });
popup.document.body = popup.body = popup.shadowBody = popup.document.appendChild(newElement("DIV", {
class: "popframe-body popup-body shadow-body"
}));
// Set reverse references.
popup.document.popup = popup.body.popup = popup.contentView.popup = popup.scrollView.popup = popup;
// Inject style reset.
popup.document.insertBefore(newElement("STYLE", null, { innerHTML: `.shadow-body { all: initial; }` }), popup.body);
// Default empty title bar.
popup.titleBarContents = [ ];
// Loading spinner and “loading failed” message views.
popup.loadingSpinnerView = popup.appendChild(newElement("DIV", { class: "popframe-loading-spinner-view" }));
popup.loadingFailedMessageView = popup.appendChild(newElement("DIV", { class: "popframe-loading-failed-message-view" }));
return popup;
},
// Called by: extracts.js
// Called by: extracts-content.js
setPopFrameContent: (popup, content) => {
if (content) {
popup.body.replaceChildren(content);
return true;
} else {
return false;
}
},
// Called by: extracts.js
// Called by: extracts-annotations.js
spawnPopup: (target, spawnPoint) => {
GWLog("Popups.spawnPopup", "popups.js", 2);
// Prevent spawn attempts before setup complete.
if (Popups.popupContainer == null)
return;
// Set wait cursor.
Popups.setWaitCursorForTarget(target);
// Despawn existing popup, if any.
if (target.popup)
Popups.despawnPopup(target.popup);
// Create the new popup.
let popup = Popups.newPopup(target);
// Prepare the newly created popup for spawning.
if (popup = target.preparePopup(popup)) {
// Attach popup to target.
Popups.attachPopupToTarget(popup, target);
} else {
// Reset cursor to normal.
Popups.clearWaitCursorForTarget(target);
// Preparation failed, so do nothing.
return;
}
/* Once this popup is spawned, despawn all non-pinned popups not in
this popup’s stack.
*/
GW.notificationCenter.addHandlerForEvent("Popups.popupDidSpawn", (info) => {
Popups.allSpawnedPopups().forEach(spawnedPopup => {
if ( Popups.popupIsPinned(spawnedPopup) == false
&& target.popup.popupStack.indexOf(spawnedPopup) == -1)
Popups.despawnPopup(spawnedPopup);
});
}, {
once: true,
condition: (info) => (info.popup == popup)
});
// If title bar contents are provided, add a title bar (if needed).
if ( popup.titleBar == null
&& popup.titleBarContents.length > 0)
Popups.addTitleBarToPopup(popup);
if (popup.parentElement == Popups.popupContainer) {
// If the popup is an existing popup, just bring it to the front.
Popups.bringPopupToFront(popup);
} else {
// Otherwise, inject the popup into the page.
Popups.injectPopup(popup);
}
// Default spawn location (in case popup was spawned programmatically).
if (spawnPoint == null) {
let targetRect = target.getBoundingClientRect();
spawnPoint = {
x: targetRect.x,
y: targetRect.y
};
}
// Position the popup appropriately with respect to the target.
Popups.positionPopup(popup, { spawnPoint: spawnPoint });
// Fire notification event.
GW.notificationCenter.fireEvent("Popups.popupDidSpawn", { popup: popup });
requestAnimationFrame(() => {
// Reset cursor to normal.
Popups.clearWaitCursorForTarget(target);
});
return popup;
},
injectPopup: (popup) => {
GWLog("Popups.injectPopup", "popups.js", 2);
// Add popup to a popup stack.
if (popup.popupStack == null) {
let parentPopup = Popups.containingPopFrame(popup.spawningTarget);
popup.popupStack = parentPopup ? parentPopup.popupStack : [ ];
} else {
popup.popupStack.remove(popup);
}
popup.popupStack.push(popup);
// Inject popup into page.
Popups.popupContainer.appendChild(popup);
// Bring popup to front.
Popups.bringPopupToFront(popup);
// Cache border width.
popup.borderWidth = parseFloat(getComputedStyle(popup).borderLeftWidth);
// Add event listeners.
popup.addEventListener("click", Popups.popupClicked);
popup.addEventListener("mouseenter", Popups.popupMouseEnter);
popup.addEventListener("mouseleave", Popups.popupMouseLeave);
popup.addEventListener("mouseout", Popups.popupMouseOut);
popup.addEventListener("mousedown", Popups.popupMouseDown);
// We define the mousemove listener here in order to capture `popup`.
addMousemoveListener(Popups.popupMouseMove = (event) => {
GWLog("Popups.popupMouseMove", "popups.js", 3);
if ( event.target == popup
&& Popups.popupBeingDragged == null
&& Popups.popupBeingResized == null
&& Popups.popupIsResizeable(popup)) {
// Mouse position is relative to the popup’s coordinate system.
let edgeOrCorner = Popups.edgeOrCorner(popup, {
x: event.clientX - popup.viewportRect.left,
y: event.clientY - popup.viewportRect.top
});
// Set cursor.
document.documentElement.style.cursor = Popups.cursorForPopupBorder(edgeOrCorner);
}
}, { target: popup });
},
// Called by: Popups.spawnPopup
// Called by: extracts.js
attachPopupToTarget: (popup, target) => {
GWLog("Popups.attachPopupToTarget", "popups.js", 2);
target = target ?? popup.spawningTarget;
// Clear timers.
Popups.clearPopupTimers(target);
target.classList.add("popup-open");
target.popup = popup;
target.popFrame = popup;
popup.spawningTarget = target;
},
// Called by: Popups.spawnPopup
// Called by: Popups.despawnPopup
// Called by: Popups.pinPopup
// Called by: extracts.js
detachPopupFromTarget: (popup, target) => {
GWLog("Popups.detachPopupFromTarget", "popups.js", 2);
target = target ?? popup.spawningTarget;
// Clear timers.
Popups.clearPopupTimers(target);
// Reset cursor to normal.
Popups.clearWaitCursorForTarget(target);
target.classList.remove("popup-open");
target.popup = null;
target.popFrame = null;
},
despawnPopup: (popup) => {
GWLog("Popups.despawnPopup", "popups.js", 2);
if (popup.isDespawned)
return;
GW.notificationCenter.fireEvent("Popups.popupWillDespawn", { popup: popup });
// Detach popup from its spawning target.
Popups.detachPopupFromTarget(popup);
// Remove popup from the page.
popup.remove();
// Remove popup from its popup stack.
popup.popupStack.remove(popup);
popup.popupStack = null;
// Mark popup as despawned.
popup.isDespawned = true;
// Update z-indexes of all popups.
Popups.updatePopupsZOrder();
// Focus the front-most popup (preferring un-minimized ones).
Popups.focusPopup(Popups.frontmostPopup({ includeMinimizedPopups: true }));
/* If the de-spawned popup was minimized, update arrangement of
remaining minimized popups.
*/
if (Popups.popupIsMinimized(popup))
Popups.updateMinimizedPopupArrangement();
// Enable/disable main document scrolling.
Popups.updatePageScrollState();
document.activeElement.blur();
},
// Called by: extracts.js
popFrameStateLoading: (popup) => {
return popin.classList.contains("loading");
},
// Called by: extracts.js
popFrameStateLoadingFailed: (popup) => {
return popup.classList.contains("loading-failed");
},
// Called by: extracts.js
setPopFrameStateLoading: (popup) => {
Popups.removeClassesFromPopFrame(popup, "loading-failed");
Popups.addClassesToPopFrame(popup, "loading");
},
// Called by: extracts.js
setPopFrameStateLoadingFailed: (popup) => {
Popups.removeClassesFromPopFrame(popup, "loading");
Popups.addClassesToPopFrame(popup, "loading-failed");
},
// Called by: extracts.js
clearPopFrameState: (popup) => {
Popups.removeClassesFromPopFrame(popup, "loading", "loading-failed");
},
getPopupAncestorStack: (popup) => {
let indexOfPopup = popup.popupStack.indexOf(popup);
if (indexOfPopup != -1) {
return popup.popupStack.slice(0, indexOfPopup + 1);
} else {
let parentPopup = Popups.containingPopFrame(popup.spawningTarget);
return ((parentPopup && parentPopup.popupStack)
? Popups.getPopupAncestorStack(parentPopup)
: [ ]);
}
},
isSpawned: (popup) => {
return ( popup != null
&& popup.parentElement != null
&& popup.classList.contains("fading") == false);
},
/**********************/
/* Popup minimization.
*/
popupIsMinimized: (popup) => {
return popup.classList.contains("minimized");
},
/* All minimized popups, in order of their position in the minimized
popups stack.
*/
allMinimizedPopups: () => {
return Popups.allSpawnedPopups().filter(
(x) => (Popups.popupIsMinimized(x) == true)
).sort(
(a, b) => (parseInt(a.style.zIndex) - parseInt(b.style.zIndex))
);
},
/* All unminimized popups, in z-order (backmost to frontmost).
*/
allUnminimizedPopups: () => {
return Popups.allSpawnedPopups().filter(
(x) => (Popups.popupIsMinimized(x) == false)
).filter(
(x) => (x.style.zIndex > "")
).sort(
(a, b) => (parseInt(a.style.zIndex) - parseInt(b.style.zIndex))
);
},
minimizeOrUnminimizePopup: (popup) => {
GWLog("Popups.minimizeOrUnminimizePopup", "popups.js", 2);
if (Popups.popupIsMinimized(popup)) {
Popups.unminimizePopup(popup);
} else {
Popups.minimizePopup(popup);
}
// Cache the viewport rect.
popup.viewportRect = popup.getBoundingClientRect();
},
minimizePopup: (popup) => {
GWLog("Popups.minimizePopup", "popups.js", 3);
if (Popups.popupIsMinimized(popup) == true)
return;
// Save position.
Popups.savePopupPosition(popup);
// Collapse popup, if need be; else save collapse state.
if (Popups.popupIsCollapsed(popup)) {
popup.popupWasCollapsedBeforeMinimization = true;
} else {
Popups.collapsePopup(popup, { updateTitleBarState: false });
}
// Unfocus popup.
Popups.unfocusPopup(popup);
// Save and unset width, if need be.
if (popup.style.width) {
popup.dataset.previousWidth = popup.style.width;
popup.style.width = "";
}
// Save mini-title-bar state, if need be.
if (popup.classList.contains("mini-title-bar")) {
popup.popupHadMiniTitleBar = true;
popup.classList.remove("mini-title-bar");
}
// Set id number.
popup.dataset.minimizedPopupId = Popups.allMinimizedPopups().length + 1;
// Update class.
Popups.addClassesToPopFrame(popup, "minimized");
// Update title bar buttons states (if any).
if (popup.titleBar)
popup.titleBar.updateState();
// Update minimized popup arrangement.
Popups.updateMinimizedPopupArrangement();
// Focus the front-most popup (preferring un-minimized ones).
Popups.focusPopup(Popups.frontmostPopup({ includeMinimizedPopups: true }));
// Enable/disable main document scrolling.
Popups.updatePageScrollState();
},
unminimizePopup: (popup) => {
GWLog("Popups.unminimizePopup", "popups.js", 3);
if (Popups.popupIsMinimized(popup) == false)
return;
// Update class.
Popups.removeClassesFromPopFrame(popup, "minimized");
// Delete id number.
delete popup.dataset["minimizedPopupId"];
// Restore mini-title-bar state, if need be.
if (popup.popupHadMiniTitleBar) {
popup.classList.add("mini-title-bar");
popup.popupHadMiniTitleBar = null;
}
// Restore width and delete saved width, if need be.
if (popup.dataset.previousWidth) {
popup.style.width = popup.dataset.previousWidth;
delete popup.dataset["previousWidth"];
} else {
popup.style.width = "";
}
// Un-unset minimum width.
popup.style.minWidth = "";
// Uncollapse popup, if need be; else clear saved collapse state.
if (popup.popupWasCollapsedBeforeMinimization) {
popup.popupWasCollapsedBeforeMinimization = null;
} else {
Popups.uncollapsePopup(popup, { updateTitleBarState: false });
}
// Restore popup position.
Popups.addClassesToPopFrame(popup, "unminimized");
Popups.positionPopup(popup);
// Update title bar buttons states (if any).
if (popup.titleBar)
popup.titleBar.updateState();
// Update minimized popup arrangement.
Popups.updateMinimizedPopupArrangement();
// Enable/disable main document scrolling.
Popups.updatePageScrollState();
},
updateMinimizedPopupArrangement: () => {
let minimizedPopups = Popups.allMinimizedPopups();
// Select arrangement for minimized popups.
let arrangement;
if (Popups.minimizedPopupsArrangements.vertical.minimizedPopupWidth > (window.innerWidth - document.querySelector("main").offsetWidth) * 0.5) {
arrangement = Popups.minimizedPopupsArrangements.horizontal;
} else if (window.innerHeight >= (window.innerWidth - Popups.minimizedPopupsArrangements.vertical.minimizedPopupWidth)) {
arrangement = Popups.minimizedPopupsArrangements.horizontal;
} else {
arrangement = Popups.minimizedPopupsArrangements.vertical;
}
// Determine width of the widest minimized popup.
let maxPopupWidth = minimizedPopups.reduce((maxWidth, popup) => Math.max(maxWidth, popup.viewportRect.width), 0);
// Arrange minimized popups.
let minimizedPopupWidth;
if (arrangement == Popups.minimizedPopupsArrangements.vertical) {
minimizedPopupWidth = Math.min(arrangement.minimizedPopupWidth, maxPopupWidth);
} else if (arrangement == Popups.minimizedPopupsArrangements.horizontal) {
maxPopupWidth = Math.min(maxPopupWidth, arrangement.minimizedPopupMaxWidth);
if (minimizedPopups.length <= Math.floor(window.innerWidth / maxPopupWidth)) {
minimizedPopupWidth = maxPopupWidth;
} else if (window.innerWidth > minimizedPopups.length * arrangement.minimizedPopupMinWidth) {
minimizedPopupWidth = Math.floor(window.innerWidth / minimizedPopups.length);
} else {
minimizedPopupWidth = Math.floor(window.innerWidth / Math.floor(window.innerWidth / arrangement.minimizedPopupMinWidth));
}
}
let xOffset = 0
let yOffset = 0;
for (let i = 0; i < minimizedPopups.length; i++) {
let popup = minimizedPopups[i];
popup.dataset.minimizedPopupId = i + 1;
let newPopupRect = new DOMRect(xOffset, window.innerHeight - (yOffset + popup.offsetHeight), 0, 0);
popup.style.width = minimizedPopupWidth + "px";
popup.style.minWidth = "unset";
if (arrangement == Popups.minimizedPopupsArrangements.vertical) {
yOffset += popup.offsetHeight;
} else if (arrangement == Popups.minimizedPopupsArrangements.horizontal) {
xOffset += minimizedPopupWidth;
if (xOffset + minimizedPopupWidth > window.innerWidth) {
xOffset = 0;
yOffset += popup.offsetHeight;
}
}
// Set and cache the viewport rect.
Popups.setPopupViewportRect(popup, newPopupRect);
popup.viewportRect = popup.getBoundingClientRect();
// Set z-index (skip focused popup, if any).
if (Popups.popupIsFocused(popup) == false)
popup.style.zIndex = popup.dataset.minimizedPopupId;
}
},
/********************/
/* Popup collapsing.
*/
popupIsCollapsed: (popup) => {
return popup.classList.contains("collapsed");
},
collapseOrUncollapsePopup: (popup) => {
GWLog("Popups.collapseOrUncollapsePopup", "popups.js", 2);
if (Popups.popupIsCollapsed(popup)) {
Popups.uncollapsePopup(popup);
} else {
Popups.collapsePopup(popup);
}
// Cache the viewport rect.
popup.viewportRect = popup.getBoundingClientRect();
},
collapsePopup: (popup, options) => {
GWLog("Popups.collapsePopup", "popups.js", 3);
if (Popups.popupIsCollapsed(popup) == true)
return;
options = Object.assign({
updateTitleBarState: true
}, options);
// Save and unset height, if need be.
if (popup.style.height) {
popup.dataset.previousHeight = popup.style.height;
popup.style.height = "";
}
// Pin popup.
Popups.pinPopup(popup);
// Update class.
Popups.addClassesToPopFrame(popup, "collapsed");
// Clear timers.
Popups.clearPopupTimers(popup.spawningTarget);
// Update title bar buttons states (if any).
if ( popup.titleBar
&& options.updateTitleBarState == true)
popup.titleBar.updateState();
// If this popup is minimized, update minimized popup arrangement.
if (Popups.popupIsMinimized(popup))
Popups.updateMinimizedPopupArrangement();
},
uncollapsePopup: (popup, options) => {
GWLog("Popups.uncollapsePopup", "popups.js", 3);
if (Popups.popupIsCollapsed(popup) == false)
return;
options = Object.assign({
updateTitleBarState: true
}, options);
// Update class.
Popups.removeClassesFromPopFrame(popup, "collapsed");
// Restore height and delete saved height, if need be.
if (popup.dataset.previousHeight) {
popup.style.height = popup.dataset.previousHeight;
delete popup.dataset["previousHeight"];
}
// Clear timers.
Popups.clearPopupTimers(popup.spawningTarget);
// Update title bar buttons states (if any).
if ( popup.titleBar
&& options.updateTitleBarState == true)
popup.titleBar.updateState();
// Re-clamp popup to screen.
Popups.setPopupViewportRect(popup, new DOMRect(popup.viewportRect.x, popup.viewportRect.y, 0, 0), { clampPositionToScreen: true });
// If this popup is minimized, update minimized popup arrangement.
if (Popups.popupIsMinimized(popup))
Popups.updateMinimizedPopupArrangement();
},
/********************************************************/
/* Popup pinning/unpinning, zooming/tiling, & restoring.
*/
/* Popup tiling control keys.
*/
popupTilingControlKeys: (localStorage.getItem("popup-tiling-control-keys") || ""),
setPopupTilingControlKeys: (keystring) => {
GWLog("Popups.setPopupTilingControlKeys", "popups.js", 1);
Popups.popupTilingControlKeys = keystring ?? "aswdqexzfrcvtgb";
localStorage.setItem("popup-tiling-control-keys", Popups.popupTilingControlKeys);
},
popupIsResizeable: (popup) => {
return ( Popups.popupIsPinned(popup) == true
&& Popups.popupIsMinimized(popup) == false
&& ( Popups.popupAllowsHorizontalResize(popup)
|| Popups.popupAllowsVerticalResize(popup)));
},
popupAllowsHorizontalResize: (popup) => {
return (popup.classList.contains("no-resize-width") == false);
},
popupAllowsVerticalResize: (popup) => {
return ( popup.classList.contains("no-resize-height") == false
&& Popups.popupIsCollapsed(popup) == false);
},
popupIsZoomed: (popup) => {
return popup.classList.contains("zoomed");
},
popupIsZoomedToPlace: (popup, place) => {
return ( popup.classList.contains("zoomed")
&& popup.classList.contains(place));
},
popupIsMaximized: (popup) => {
return (popup.classList.contains("zoomed") && popup.classList.contains("full"));
},
popupIsPinned: (popup) => {
return popup.classList.contains("pinned");
},
zoomPopup: (popup, place) => {
GWLog("Popups.zoomPopup", "popups.js", 2);
// If popup isn’t already zoomed, save position.
if (Popups.popupIsZoomed(popup) == false)
Popups.savePopupPosition(popup);
// If the popup is collapsed, expand it.
if (Popups.popupIsCollapsed(popup))
Popups.uncollapsePopup(popup);
// Update classes.
Popups.removeClassesFromPopFrame(popup, "restored", ...(Popups.titleBarComponents.popupPlaces));
Popups.addClassesToPopFrame(popup, "zoomed", place);
// Viewport width must account for vertical scroll bar.
let viewportWidth = document.documentElement.offsetWidth;
let viewportHeight = window.innerHeight;
switch (place) {
case "top-left":
popup.zoomToX = 0.0;
popup.zoomToY = 0.0;
break;
case "top":
popup.zoomToX = 0.0;
popup.zoomToY = 0.0;
break;
case "top-right":
popup.zoomToX = viewportWidth / 2.0;
popup.zoomToY = 0.0;
break;
case "left":
popup.zoomToX = 0.0;
popup.zoomToY = 0.0;
break;
case "full":
popup.zoomToX = 0.0;
popup.zoomToY = 0.0;
break;
case "right":
popup.zoomToX = viewportWidth / 2.0;
popup.zoomToY = 0.0;
break;
case "bottom-left":
popup.zoomToX = 0.0;
popup.zoomToY = viewportHeight / 2.0;
break;
case "bottom":
popup.zoomToX = 0.0;
popup.zoomToY = viewportHeight / 2.0;
break;
case "bottom-right":
popup.zoomToX = viewportWidth / 2.0;
popup.zoomToY = viewportHeight / 2.0;
break;
}