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Add RTL toggle button for preview pane #67

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Add RTL toggle button for preview pane #67

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4 changes: 4 additions & 0 deletions index.html
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Original file line number Diff line number Diff line change
Expand Up @@ -139,6 +139,8 @@ <h1 class="h4 mb-0 me-2">Markdown Viewer</h1>
<i class="bi bi-share"></i> Share
</button>

<button id="rtl-toggle" class="tool-button" title="Toggle RTL Preview">RTL</button>

<button id="theme-toggle" class="tool-button" title="Toggle Dark Mode">
<i class="bi bi-moon"></i>
</button>
Expand Down Expand Up @@ -235,6 +237,8 @@ <h5>Menu</h5>
<i class="bi bi-share me-2"></i> Share
</button>

<button id="mobile-rtl-toggle" class="mobile-menu-item" title="Toggle RTL Preview">RTL</button>

<button id="mobile-theme-toggle" class="mobile-menu-item" title="Toggle Dark Mode">
<i class="bi bi-moon me-2"></i> Dark Mode
</button>
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17 changes: 17 additions & 0 deletions script.js
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Expand Up @@ -61,6 +61,8 @@ document.addEventListener("DOMContentLoaded", function () {
const mobileThemeToggle = document.getElementById("mobile-theme-toggle");
const shareButton = document.getElementById("share-button");
const mobileShareButton = document.getElementById("mobile-share-button");
const rtlToggleButton = document.getElementById("rtl-toggle");
const mobileRtlToggle = document.getElementById("mobile-rtl-toggle");
const githubImportModal = document.getElementById("github-import-modal");
const githubImportTitle = document.getElementById("github-import-title");
const githubImportUrlInput = document.getElementById("github-import-url");
Expand Down Expand Up @@ -1524,6 +1526,18 @@ This is a fully client-side application. Your content never leaves your browser
saveGlobalState({ syncScrollingEnabled });
}

// RTL Preview Toggle
let rtlEnabled = false;

function toggleRTL() {
rtlEnabled = !rtlEnabled;
markdownPreview.setAttribute("dir", rtlEnabled ? "rtl" : "ltr");
[rtlToggleButton, mobileRtlToggle].forEach(btn => {
if (btn) btn.classList.toggle("rtl-active", rtlEnabled);
});
saveGlobalState({ rtlEnabled });
}

// View Mode Functions - Story 1.1 & 1.2
function setViewMode(mode) {
if (mode === currentViewMode) return;
Expand Down Expand Up @@ -1745,6 +1759,7 @@ This is a fully client-side application. Your content never leaves your browser

initTabs();
if (loadGlobalState().syncScrollingEnabled === false) toggleSyncScrolling();
if (loadGlobalState().rtlEnabled === true) toggleRTL();
updateMobileStats();

// Initialize resizer - Story 1.3
Expand Down Expand Up @@ -1801,6 +1816,8 @@ This is a fully client-side application. Your content never leaves your browser
editorPane.addEventListener("scroll", syncEditorToPreview);
previewPane.addEventListener("scroll", syncPreviewToEditor);
toggleSyncButton.addEventListener("click", toggleSyncScrolling);
rtlToggleButton.addEventListener("click", toggleRTL);
mobileRtlToggle.addEventListener("click", () => { toggleRTL(); closeMobileMenu(); });
themeToggle.addEventListener("click", function () {
const theme =
document.documentElement.getAttribute("data-theme") === "dark"
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6 changes: 6 additions & 0 deletions styles.css
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Expand Up @@ -302,6 +302,12 @@ body {
font-size: 16px;
}

.tool-button.rtl-active {
background-color: var(--button-active);
border-color: var(--accent-color, #0969da);
color: var(--accent-color, #0969da);
}

.file-input {
display: none;
}
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