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fix: toggle dock mode focus/state, restrict dock mode to desktop layout, and make floating panel draggable on tablet and desktop #127

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Merged
ThisIs-Developer merged 1 commit into from
May 27, 2026
Merged

fix: toggle dock mode focus/state, restrict dock mode to desktop layout, and make floating panel draggable on tablet and desktop #127

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126 changes: 107 additions & 19 deletions script.js
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -3921,45 +3921,92 @@ This is a fully client-side application. Your content never leaves your browser
const panel = document.getElementById('find-replace-modal');
if (!handle || !panel) return;

handle.addEventListener('mousedown', (e) => {
if (isFrDocked) return;
if (e.target.closest('.find-replace-header-actions')) return;
const startDrag = (clientX, clientY) => {
isPanelDragging = true;
dragOffset.x = e.clientX - panel.offsetLeft;
dragOffset.y = e.clientY - panel.offsetTop;
dragOffset.x = clientX - panel.offsetLeft;
dragOffset.y = clientY - panel.offsetTop;
document.body.classList.add('resizing');
});
};

document.addEventListener('mousemove', (e) => {
if (!isPanelDragging || isFrDocked) return;
const x = e.clientX - dragOffset.x;
const y = e.clientY - dragOffset.y;
const moveDrag = (clientX, clientY) => {
const x = clientX - dragOffset.x;
const y = clientY - dragOffset.y;

// Keep panel inside viewport boundaries
const maxX = window.innerWidth - panel.offsetWidth;
const maxY = window.innerHeight - panel.offsetHeight;
panel.style.left = `${Math.max(0, Math.min(maxX, x))}px`;
panel.style.top = `${Math.max(0, Math.min(maxY, y))}px`;
panel.style.right = 'auto';
});
};

document.addEventListener('mouseup', () => {
const stopDrag = () => {
if (isPanelDragging) {
isPanelDragging = false;
document.body.classList.remove('resizing');
}
};

// Mouse events
handle.addEventListener('mousedown', (e) => {
if (isFrDocked) return;
if (window.innerWidth < 768) return; // Do NOT allow dragging on mobile layouts
if (e.target.closest('.find-replace-header-actions')) return;
startDrag(e.clientX, e.clientY);
});

document.addEventListener('mousemove', (e) => {
if (!isPanelDragging || isFrDocked) return;
moveDrag(e.clientX, e.clientY);
});

document.addEventListener('mouseup', stopDrag);

// Touch events for tablets
handle.addEventListener('touchstart', (e) => {
if (isFrDocked) return;
if (window.innerWidth < 768) return; // Do NOT allow dragging on mobile layouts
if (e.target.closest('.find-replace-header-actions')) return;
if (e.touches && e.touches[0]) {
startDrag(e.touches[0].clientX, e.touches[0].clientY);
}
}, { passive: true });

document.addEventListener('touchmove', (e) => {
if (!isPanelDragging || isFrDocked) return;
if (e.touches && e.touches[0]) {
moveDrag(e.touches[0].clientX, e.touches[0].clientY);
}
}, { passive: true });

document.addEventListener('touchend', stopDrag);
}

let frPreferredDocked = false;

function toggleFrDockMode(forceFloat = false) {
// If forceFloat is an Event (e.g. from click listener directly), treat as false
if (forceFloat instanceof Event || (forceFloat && typeof forceFloat === 'object')) {
forceFloat = false;
}

const panel = document.getElementById('find-replace-modal');
const dockBtn = document.getElementById('find-replace-dock');
const contentCont = document.querySelector('.content-container');
if (!panel || !dockBtn || !contentCont) return;

if (window.innerWidth <= 768 || forceFloat) {
// Save active element focus and selection before DOM movement
const activeEl = document.activeElement;
const activeId = activeEl ? activeEl.id : null;
const isInput = activeEl && (activeEl.tagName === 'INPUT' || activeEl.tagName === 'SELECT' || activeEl.tagName === 'TEXTAREA');
let selStart = 0;
let selEnd = 0;
if (isInput && typeof activeEl.selectionStart === 'number') {
selStart = activeEl.selectionStart;
selEnd = activeEl.selectionEnd;
}

if (window.innerWidth < 1080 || forceFloat) {
isFrDocked = false;
panel.classList.remove('docked');
if (panel.parentElement !== document.body) {
Expand All @@ -3977,6 +4024,17 @@ This is a fully client-side application. Your content never leaves your browser

panel.style.display = 'flex';
applyPaneWidths();

// Restore focus and selection
if (activeId) {
const el = document.getElementById(activeId);
if (el) {
el.focus();
if (isInput && typeof el.selectionStart === 'number') {
el.setSelectionRange(selStart, selEnd);
}
}
}
return;
}

Expand Down Expand Up @@ -4018,6 +4076,17 @@ This is a fully client-side application. Your content never leaves your browser
// Ensure display is flex and recalculate split panes
panel.style.display = 'flex';
applyPaneWidths();

// Restore focus and selection after layout change
if (activeId) {
const el = document.getElementById(activeId);
if (el) {
el.focus();
if (isInput && typeof el.selectionStart === 'number') {
el.setSelectionRange(selStart, selEnd);
}
}
}
}

function updateFindControls() {
Expand Down Expand Up @@ -4143,7 +4212,7 @@ This is a fully client-side application. Your content never leaves your browser
let wasDockedPref = localStorage.getItem('find-replace-docked') === 'true';

// Force floating-only mode on mobile/tablet viewports
if (window.innerWidth <= 768) {
if (window.innerWidth < 1080) {
wasDockedPref = false;
}

Expand Down Expand Up @@ -4383,7 +4452,7 @@ This is a fully client-side application. Your content never leaves your browser
// Dock toggle handler
const dockBtn = document.getElementById('find-replace-dock');
if (dockBtn) {
dockBtn.addEventListener('click', toggleFrDockMode);
dockBtn.addEventListener('click', () => toggleFrDockMode(false));
}

// Advanced Drawer Toggle
Expand Down Expand Up @@ -4619,7 +4688,7 @@ This is a fully client-side application. Your content never leaves your browser
}

function startResize(e) {
if (window.innerWidth <= 768) return;
if (window.innerWidth < 1080) return;
if (currentViewMode !== 'split') return;
e.preventDefault();
isResizing = true;
Expand All @@ -4628,7 +4697,7 @@ This is a fully client-side application. Your content never leaves your browser
}

function startResizeTouch(e) {
if (window.innerWidth <= 768) return;
if (window.innerWidth < 1080) return;
if (currentViewMode !== 'split') return;
e.preventDefault();
isResizing = true;
Expand Down Expand Up @@ -4675,7 +4744,7 @@ This is a fully client-side application. Your content never leaves your browser
}

function applyPaneWidths() {
if (window.innerWidth <= 768) {
if (window.innerWidth < 1080) {
resetPaneWidths();
return;
}
Expand Down Expand Up @@ -4787,11 +4856,30 @@ This is a fully client-side application. Your content never leaves your browser

// Initialize resizer - Story 1.3
initResizer();
function constrainFloatingPanelPosition() {
const panel = document.getElementById('find-replace-modal');
if (!panel || isFrDocked || panel.style.display === 'none') return;
if (window.innerWidth < 768) return; // Mobile layout forces fixed responsive positioning via CSS

// Only adjust if the inline style has custom dragged coordinates
if (!panel.style.left || panel.style.left === 'auto') return;

const leftVal = parseFloat(panel.style.left) || 0;
const topVal = parseFloat(panel.style.top) || 0;

const maxX = window.innerWidth - panel.offsetWidth;
const maxY = window.innerHeight - panel.offsetHeight;

panel.style.left = `${Math.max(0, Math.min(maxX, leftVal))}px`;
panel.style.top = `${Math.max(0, Math.min(maxY, topVal))}px`;
}

window.addEventListener('resize', () => {
scheduleLineNumberUpdate();
if (window.innerWidth <= 768 && isFrDocked && isFindModalOpen) {
if (window.innerWidth < 1080 && isFrDocked && isFindModalOpen) {
toggleFrDockMode(true);
}
constrainFloatingPanelPosition();
});

// View Mode Button Event Listeners - Story 1.1
Expand Down
8 changes: 5 additions & 3 deletions styles.css
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -3379,13 +3379,15 @@ html[lang="ko"] .markdown-body h1, html[lang="ko"] .markdown-body h2, html[lang=
}

/* ========================================
MOBILE FIND PANEL RESPONSIVE FIXES
MOBILE & TABLET FIND PANEL RESPONSIVE FIXES
======================================== */
@media (max-width: 768px) {
@media (max-width: 1079px) {
#find-replace-dock {
display: none !important;
}

}

@media (max-width: 768px) {
/* Prevent full screen expansion of floating panel on small mobile viewports */
.find-replace-panel {
width: calc(100% - 24px) !important;
Expand Down
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