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feat: add interactive terminal font size zoom controller #113 #154

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4e2471b
feat: add interactive terminal font size zoom controller #113
prakshithamalla-art May 28, 2026
edcf5d7
Merge branch 'main' into feature-terminal-zoom
prakshithamalla-art May 28, 2026
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39 changes: 39 additions & 0 deletions ui/app.js
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Original file line number Diff line number Diff line change
Expand Up @@ -63,6 +63,8 @@ let state = {
workspaceRecoveryEnabled: true,
sessionId: null,
lastSaveTimestamp: 0,
runningScripts: {}, // { termId: { run_id } }
terminalFontSize: parseInt(localStorage.getItem('terminal-font-size')) || 13,
runningScripts: {}, // termId -> { step, total, command, status }
reliabilitySummary: null,
reliabilityFailures: null,
Expand Down Expand Up @@ -3116,6 +3118,43 @@ function closeModal() {

// ─── Event Bindings ────────────────────────────────────────
function bindEvents() {
// ─── TERMINAL TEXT SIZE ZOOM PANEL ENGINE (#113) ───
const btnZoomIn = document.getElementById('btn-zoom-in');
const btnZoomOut = document.getElementById('btn-zoom-out');
const zoomDisplay = document.getElementById('terminal-zoom-display');
const terminalBody = document.getElementById('terminal-body');

// Sync rendering on startup routine
const applyTerminalFontSize = () => {
if (terminalBody) {
terminalBody.style.fontSize = `${state.terminalFontSize}px`;
}
if (zoomDisplay) {
zoomDisplay.textContent = `${state.terminalFontSize}px`;
}
localStorage.setItem('terminal-font-size', state.terminalFontSize);
};

// Initialize preference configurations instantly on event hook cycle
applyTerminalFontSize();

if (btnZoomIn) {
btnZoomIn.addEventListener('click', () => {
if (state.terminalFontSize < 20) { // Strict upper bounds constraint
state.terminalFontSize++;
applyTerminalFontSize();
}
});
}

if (btnZoomOut) {
btnZoomOut.addEventListener('click', () => {
if (state.terminalFontSize > 11) { // Strict lower bounds constraint
state.terminalFontSize--;
applyTerminalFontSize();
}
});
}
// Terminal Search
const cliSearchInput = document.getElementById('cli-search-input');
if (cliSearchInput) {
Expand Down
17 changes: 17 additions & 0 deletions ui/index.html
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Original file line number Diff line number Diff line change
Expand Up @@ -220,6 +220,22 @@ <h2>Scripts</h2>
<span id="cli-search-results"></span>
</div>
<span class="run-status" id="run-status"></span>
<div class="terminal-zoom-controls" style="display: inline-flex; gap: 4px; margin-right: 4px; align-items: center;">
<button class="btn-icon" id="btn-zoom-out" title="Decrease Font Size" aria-label="Decrease font size">
<svg xmlns="http://www.w3.org/2000/svg" width="14" height="14" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round">
<line x1="5" y1="12" x2="19" y2="12"></line>
</svg>
</button>
<span id="terminal-zoom-display" style="font-family: var(--font-mono, monospace); font-size: 11px; color: var(--text-muted, #8b949e); min-width: 28px; text-align: center;">13px</span>
<button class="btn-icon" id="btn-zoom-in" title="Increase Font Size" aria-label="Increase font size">
<svg xmlns="http://www.w3.org/2000/svg" width="14" height="14" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round">
<line x1="12" y1="5" x2="12" y2="19"></line>
<line x1="5" y1="12" x2="19" y2="12"></line>
</svg>
</button>
</div>

<button class="btn-icon btn-clear" id="btn-clear" title="Clear Terminal" aria-label="Clear terminal">
<button class="btn-icon btn-clear" id="btn-clear" title="Clear Terminal"
aria-label="Clear terminal">
<svg xmlns="http://www.w3.org/2000/svg" width="14" height="14" viewBox="0 0 24 24"
Expand All @@ -230,6 +246,7 @@ <h2>Scripts</h2>
</svg>
</button>
</div>
</div>
</div>
<!-- Progress Tracker Panel -->
<div id="progress-tracker-panel" class="progress-tracker-panel" style="display: none;">
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