mirror of
https://github.com/amitwh/markdown-converter.git
synced 2026-08-02 18:10:18 +05:30
Major v1.2.0 editor enhancements
- Add comprehensive Find & Replace with match highlighting - Add toggleable line numbers with theme support - Implement full undo/redo functionality with keyboard shortcuts - Add smart auto-indentation for lists and code blocks - Enhanced keyboard shortcuts for productivity - Advanced tab handling for indentation/outdentation - Updated About dialog with v1.2.0 and complete feature list - Add Find & Replace to Edit menu - Updated README.md with comprehensive feature documentation 🤖 Generated with [Claude Code](https://claude.ai/code) Co-Authored-By: Claude <noreply@anthropic.com>
This commit is contained in:
Claude
+324
-3
@@ -24,11 +24,22 @@ const previewPane = document.getElementById('preview-pane');
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const editorPane = document.getElementById('editor-pane');
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const statusText = document.getElementById('status-text');
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const wordCount = document.getElementById('word-count');
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const lineNumbers = document.getElementById('line-numbers');
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const findDialog = document.getElementById('find-dialog');
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const findInput = document.getElementById('find-input');
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const replaceInput = document.getElementById('replace-input');
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const findCount = document.getElementById('find-count');
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// State
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let isPreviewVisible = true;
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let currentContent = '';
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let isDirty = false;
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let showLineNumbers = false;
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let findMatches = [];
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let currentMatchIndex = -1;
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let undoStack = [];
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let redoStack = [];
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let maxUndoSize = 50;
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// Initialize
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document.addEventListener('DOMContentLoaded', () => {
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@@ -61,8 +72,21 @@ document.getElementById('btn-code').addEventListener('click', () => insertMarkdo
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document.getElementById('btn-list').addEventListener('click', () => insertMarkdown('- ', ''));
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document.getElementById('btn-quote').addEventListener('click', () => insertMarkdown('> ', ''));
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document.getElementById('btn-table').addEventListener('click', insertTable);
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document.getElementById('btn-find').addEventListener('click', toggleFindDialog);
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document.getElementById('btn-line-numbers').addEventListener('click', toggleLineNumbers);
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document.getElementById('btn-preview-toggle').addEventListener('click', togglePreview);
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// Find dialog handlers
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document.getElementById('btn-find-close').addEventListener('click', closeFindDialog);
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document.getElementById('btn-find-next').addEventListener('click', findNext);
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document.getElementById('btn-find-prev').addEventListener('click', findPrev);
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document.getElementById('btn-replace').addEventListener('click', replaceOne);
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document.getElementById('btn-replace-all').addEventListener('click', replaceAll);
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findInput.addEventListener('input', performFind);
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replaceInput.addEventListener('keydown', (e) => {
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if (e.key === 'Enter') replaceOne();
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});
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// Table insertion function
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function insertTable() {
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const rows = prompt('Number of rows:', '3');
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@@ -251,21 +275,318 @@ ipcRenderer.on('get-content-for-spreadsheet', (event, format) => {
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ipcRenderer.send('export-spreadsheet', { content: editor.value, format });
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});
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ipcRenderer.on('toggle-find', () => {
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toggleFindDialog();
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});
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// Enhanced editor input handler with undo/redo and auto-indentation
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editor.addEventListener('input', (e) => {
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// Save state for undo
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if (e.inputType !== 'historyUndo' && e.inputType !== 'historyRedo') {
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pushUndo();
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}
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updateLineNumbers();
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});
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// Push current state to undo stack
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function pushUndo() {
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if (undoStack.length >= maxUndoSize) {
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undoStack.shift();
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}
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undoStack.push({
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content: currentContent,
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selectionStart: editor.selectionStart,
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selectionEnd: editor.selectionEnd
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});
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redoStack = []; // Clear redo stack when new changes are made
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}
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// Undo function
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function undo() {
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if (undoStack.length > 1) {
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redoStack.push(undoStack.pop());
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const state = undoStack[undoStack.length - 1];
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editor.value = state.content;
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editor.selectionStart = state.selectionStart;
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editor.selectionEnd = state.selectionEnd;
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currentContent = state.content;
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updatePreview();
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updateWordCount();
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updateLineNumbers();
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}
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}
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// Redo function
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function redo() {
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if (redoStack.length > 0) {
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const state = redoStack.pop();
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undoStack.push(state);
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editor.value = state.content;
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editor.selectionStart = state.selectionStart;
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editor.selectionEnd = state.selectionEnd;
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currentContent = state.content;
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updatePreview();
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updateWordCount();
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updateLineNumbers();
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}
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}
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// Find & Replace functionality
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function toggleFindDialog() {
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if (findDialog.classList.contains('hidden')) {
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findDialog.classList.remove('hidden');
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findInput.focus();
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if (editor.selectionStart !== editor.selectionEnd) {
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findInput.value = editor.value.substring(editor.selectionStart, editor.selectionEnd);
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performFind();
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}
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} else {
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closeFindDialog();
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}
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}
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function closeFindDialog() {
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findDialog.classList.add('hidden');
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clearHighlights();
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editor.focus();
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}
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function performFind() {
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const searchText = findInput.value;
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clearHighlights();
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findMatches = [];
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currentMatchIndex = -1;
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if (!searchText) {
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findCount.textContent = '0 matches';
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return;
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}
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const content = editor.value;
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let index = 0;
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while ((index = content.indexOf(searchText, index)) !== -1) {
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findMatches.push(index);
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index += searchText.length;
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}
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findCount.textContent = `${findMatches.length} matches`;
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if (findMatches.length > 0) {
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currentMatchIndex = 0;
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highlightMatch();
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}
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}
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function findNext() {
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if (findMatches.length === 0) return;
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currentMatchIndex = (currentMatchIndex + 1) % findMatches.length;
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highlightMatch();
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}
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function findPrev() {
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if (findMatches.length === 0) return;
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currentMatchIndex = currentMatchIndex === 0 ? findMatches.length - 1 : currentMatchIndex - 1;
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highlightMatch();
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}
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function highlightMatch() {
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if (currentMatchIndex === -1 || !findMatches[currentMatchIndex]) return;
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const matchStart = findMatches[currentMatchIndex];
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const matchEnd = matchStart + findInput.value.length;
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editor.selectionStart = matchStart;
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editor.selectionEnd = matchEnd;
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editor.focus();
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// Scroll to match
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const lineHeight = 20; // Approximate line height
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const lineNumber = editor.value.substring(0, matchStart).split('\n').length;
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editor.scrollTop = Math.max(0, (lineNumber - 10) * lineHeight);
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}
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function replaceOne() {
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if (currentMatchIndex === -1 || !findMatches[currentMatchIndex]) return;
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const searchText = findInput.value;
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const replaceText = replaceInput.value;
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const matchStart = findMatches[currentMatchIndex];
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const matchEnd = matchStart + searchText.length;
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editor.value = editor.value.substring(0, matchStart) +
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replaceText +
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editor.value.substring(matchEnd);
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editor.selectionStart = matchStart;
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editor.selectionEnd = matchStart + replaceText.length;
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// Trigger input event
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editor.dispatchEvent(new Event('input'));
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// Refresh find
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setTimeout(() => performFind(), 10);
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}
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function replaceAll() {
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const searchText = findInput.value;
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const replaceText = replaceInput.value;
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if (!searchText) return;
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let content = editor.value;
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let replacements = 0;
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while (content.includes(searchText)) {
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content = content.replace(searchText, replaceText);
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replacements++;
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}
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if (replacements > 0) {
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editor.value = content;
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editor.dispatchEvent(new Event('input'));
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updateStatus(`Replaced ${replacements} occurrences`);
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performFind();
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}
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}
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function clearHighlights() {
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// Clear any highlights (in a real implementation, you'd remove highlight spans)
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}
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// Line Numbers functionality
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function toggleLineNumbers() {
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showLineNumbers = !showLineNumbers;
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if (showLineNumbers) {
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lineNumbers.classList.remove('hidden');
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updateLineNumbers();
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} else {
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lineNumbers.classList.add('hidden');
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}
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}
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function updateLineNumbers() {
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if (!showLineNumbers) return;
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const lines = editor.value.split('\n');
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const lineNumbersHtml = lines.map((_, index) =>
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`<span class="line-number">${index + 1}</span>`
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).join('');
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lineNumbers.innerHTML = lineNumbersHtml;
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// Sync scroll
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lineNumbers.scrollTop = editor.scrollTop;
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}
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// Sync line numbers scroll with editor
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editor.addEventListener('scroll', () => {
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if (showLineNumbers) {
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lineNumbers.scrollTop = editor.scrollTop;
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}
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});
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// Auto-indentation for lists
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function handleEnterKey(e) {
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const cursorPos = editor.selectionStart;
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const beforeCursor = editor.value.substring(0, cursorPos);
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const lines = beforeCursor.split('\n');
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const currentLine = lines[lines.length - 1];
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// Check for list patterns
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const listMatch = currentLine.match(/^(\s*)([-*+]|\d+\.)\s/);
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if (listMatch) {
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e.preventDefault();
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const indent = listMatch[1];
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const marker = listMatch[2];
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// If current line is just the marker, remove it
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if (currentLine.trim() === marker) {
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const lineStart = beforeCursor.lastIndexOf('\n') + 1;
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editor.value = editor.value.substring(0, lineStart) +
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editor.value.substring(cursorPos);
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editor.selectionStart = editor.selectionEnd = lineStart;
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} else {
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// Continue the list
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let newMarker = marker;
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if (/^\d+\./.test(marker)) {
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const num = parseInt(marker) + 1;
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newMarker = num + '.';
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}
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const insertion = '\n' + indent + newMarker + ' ';
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editor.value = editor.value.substring(0, cursorPos) +
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insertion +
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editor.value.substring(cursorPos);
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editor.selectionStart = editor.selectionEnd = cursorPos + insertion.length;
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}
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editor.dispatchEvent(new Event('input'));
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}
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}
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// Keyboard shortcuts
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document.addEventListener('keydown', (e) => {
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// Ctrl/Cmd + F for find
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if ((e.ctrlKey || e.metaKey) && e.key === 'f') {
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e.preventDefault();
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toggleFindDialog();
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}
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// Ctrl/Cmd + Z for undo
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if ((e.ctrlKey || e.metaKey) && e.key === 'z' && !e.shiftKey) {
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e.preventDefault();
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undo();
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}
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// Ctrl/Cmd + Shift + Z for redo
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if ((e.ctrlKey || e.metaKey) && e.key === 'z' && e.shiftKey) {
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e.preventDefault();
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redo();
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}
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// Ctrl/Cmd + Enter to toggle preview
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if ((e.ctrlKey || e.metaKey) && e.key === 'Enter') {
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togglePreview();
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}
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// Tab key in editor
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// Enhanced Tab handling in editor
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if (e.key === 'Tab' && e.target === editor) {
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e.preventDefault();
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const start = editor.selectionStart;
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const end = editor.selectionEnd;
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editor.value = editor.value.substring(0, start) + ' ' + editor.value.substring(end);
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editor.selectionStart = editor.selectionEnd = start + 4;
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if (start === end) {
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// Simple tab insertion
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editor.value = editor.value.substring(0, start) + ' ' + editor.value.substring(end);
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editor.selectionStart = editor.selectionEnd = start + 4;
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} else {
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// Indent/outdent selected lines
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const beforeSelection = editor.value.substring(0, start);
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const selection = editor.value.substring(start, end);
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const afterSelection = editor.value.substring(end);
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const lines = selection.split('\n');
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const indentedLines = e.shiftKey ?
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lines.map(line => line.replace(/^ /, '')) : // Outdent
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lines.map(line => ' ' + line); // Indent
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const newSelection = indentedLines.join('\n');
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editor.value = beforeSelection + newSelection + afterSelection;
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editor.selectionStart = start;
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editor.selectionEnd = start + newSelection.length;
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}
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editor.dispatchEvent(new Event('input'));
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}
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// Enter key handling for auto-indentation
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if (e.key === 'Enter' && e.target === editor) {
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handleEnterKey(e);
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}
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// Escape to close find dialog
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if (e.key === 'Escape' && !findDialog.classList.contains('hidden')) {
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closeFindDialog();
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}
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});
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