Version 1.6.0 - Enhanced Markdown Editor & ConvertAPI Integration

New Features: Enhanced Markdown Toolbar - Added strikethrough button - Added code block button - Added horizontal rule button Fixed Find & Replace - Fixed focus issue - Visual highlighting with text selection - Smart scroll to matches Fixed Line Numbers - Corrected line counting - Added scroll synchronization ConvertAPI Integration - Cloud conversion support (200+ formats) - Secure API key storage - Real-time conversion status Co-Authored-By: Claude <noreply@anthropic.com>
Fix critical bugs: real-time preview, toolbar functions, and file opening
2026-08-02 18:10:18 +05:30 · 2025-10-05 20:26:47 +05:30 · 2025-10-05 19:56:31 +05:30 · 2025-09-22 00:54:17 +05:30 · 2025-09-22 00:41:05 +05:30 · 2025-09-22 00:40:27 +05:30
9 changed files with 804 additions and 105 deletions
@@ -0,0 +1,10 @@
+name: New MCP server
+version: 0.0.1
+schema: v1
+mcpServers:
+  - name: New MCP server
+    command: npx
+    args:
+      - -y
+      - <your-mcp-server>
+    env: {}
@@ -54,8 +54,8 @@ Download the latest release for your platform from the [Releases](https://github

 #### Linux
 - **AppImage**: `PanConverter-1.5.0.AppImage` (universal, may require `--no-sandbox` flag)
- **Debian Package**: `pan-converter_1.5.0_amd64.deb`
- **Snap Package**: `pan-converter_1.5.0_amd64.snap`
+- **Debian Package**: `pan-converter_1.5.6_amd64.deb`
+- **Snap Package**: `pan-converter_1.5.6_amd64.snap`

 ### Install from Source
 ```bash
@@ -138,6 +138,8 @@ npm run dist:all

 ## Version History

+- **v1.5.6** - (Your release notes here)
+- **v1.5.5** - Refactored PDF export, simplified Pandoc pathing, and removed XLSX dependency.
 - **v1.3.1** - Bug fixes: Fixed file associations for double-clicking .md files, corrected 50/50 layout alignment for editor/preview panes
 - **v1.3.0** - Major update: Tabbed interface for multiple files, enhanced PDF export with LaTeX engines, fixed file associations, removed redundant converter menu, improved UI architecture
 - **v1.2.1** - Comprehensive editor enhancements: Find & Replace, Line Numbers, Undo/Redo, Auto-indentation, PowerPoint export, document conversion menu, table creation helper, spreadsheet export
@@ -1,6 +1,6 @@
 {
  "name": "pan-converter",
-  "version": "1.5.0",
+  "version": "1.6.0",
  "description": "Cross-platform Markdown editor and converter using Pandoc",
  "main": "src/main.js",
  "scripts": {
@@ -31,6 +31,7 @@
  },
  "dependencies": {
    "codemirror": "^6.0.2",
+    "convertapi": "^1.15.0",
    "dompurify": "^3.2.6",
    "electron-store": "^10.1.0",
    "highlight.js": "^11.11.1",
@@ -44,6 +45,7 @@
    "directories": {
      "output": "dist"
    },
+    "icon": "assets/icon",
    "files": [
      "src/**/*",
      "assets/**/*",
@@ -68,37 +70,38 @@
      }
    ],
    "mac": {
-      "category": "public.app-category.productivity",
-      "icon": "assets/icon.icns"
+      "category": "public.app-category.productivity"
    },
    "win": {
      "target": [
        {
          "target": "nsis",
-          "arch": ["x64"]
+          "arch": [
+            "x64"
+          ]
        },
        {
          "target": "portable",
-          "arch": ["x64"]
+          "arch": [
+            "x64"
+          ]
        },
        {
          "target": "zip",
-          "arch": ["x64"]
+          "arch": [
+            "x64"
+          ]
        }
      ],
-      "icon": "assets/icon.png",
      "artifactName": "${productName}-${version}-${arch}.${ext}",
      "requestedExecutionLevel": "asInvoker",
-      "signAndEditExecutable": true
+      "signAndEditExecutable": false
    },
    "nsis": {
      "oneClick": false,
      "perMachine": false,
      "allowToChangeInstallationDirectory": true,
      "displayLanguageSelector": true,
-      "installerIcon": "assets/icon-proper.ico",
-      "uninstallerIcon": "assets/icon-proper.ico",
-      "installerHeaderIcon": "assets/icon-proper.ico",
      "createDesktopShortcut": true,
      "createStartMenuShortcut": true,
      "shortcutName": "PanConverter",
@@ -116,8 +119,7 @@
        "AppImage",
        "snap"
      ],
-      "category": "Utility",
-      "icon": "assets/icon.png"
+      "category": "Utility"
    },
    "deb": {
      "depends": [
@@ -75,6 +75,27 @@
                    <line x1="15" y1="3" x2="15" y2="21"></line>
                </svg>
            </button>
+            <button id="btn-strikethrough" title="Strikethrough">
+                <svg width="16" height="16" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2">
+                    <path d="M16 4H9a3 3 0 0 0-2.83 4"></path>
+                    <path d="M14 12a4 4 0 0 1 0 8H6"></path>
+                    <line x1="4" y1="12" x2="20" y2="12"></line>
+                </svg>
+            </button>
+            <button id="btn-code-block" title="Code Block">
+                <svg width="16" height="16" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2">
+                    <rect x="2" y="6" width="20" height="12" rx="2"></rect>
+                    <path d="m10 10-2 2 2 2"></path>
+                    <path d="m14 10 2 2-2 2"></path>
+                </svg>
+            </button>
+            <button id="btn-horizontal-rule" title="Horizontal Rule">
+                <svg width="16" height="16" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2">
+                    <line x1="3" y1="12" x2="21" y2="12"></line>
+                    <line x1="3" y1="6" x2="21" y2="6"></line>
+                    <line x1="3" y1="18" x2="21" y2="18"></line>
+                </svg>
+            </button>
            <div class="toolbar-separator"></div>
            <button id="btn-find" title="Find & Replace (Ctrl+F)">
                <svg width="16" height="16" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2">
@@ -233,6 +254,58 @@
            </div>
        </div>

+        <!-- ConvertAPI Dialog -->
+        <div id="convertapi-dialog" class="export-dialog hidden">
+            <div class="export-dialog-content">
+                <div class="export-dialog-header">
+                    <h3>ConvertAPI Conversion</h3>
+                    <button id="convertapi-dialog-close" title="Close">×</button>
+                </div>
+                <div class="export-dialog-body">
+                    <div class="export-section">
+                        <label for="convertapi-key">API Key:</label>
+                        <input type="text" id="convertapi-key" placeholder="Enter your ConvertAPI key">
+                        <small>Get your free API key at <a href="https://www.convertapi.com" target="_blank">convertapi.com</a></small>
+                    </div>
+
+                    <div class="export-section">
+                        <label for="convertapi-from">Convert From:</label>
+                        <select id="convertapi-from">
+                            <option value="md">Markdown (MD)</option>
+                            <option value="docx">Word (DOCX)</option>
+                            <option value="pdf">PDF</option>
+                            <option value="html">HTML</option>
+                            <option value="txt">Text</option>
+                        </select>
+                    </div>
+
+                    <div class="export-section">
+                        <label for="convertapi-to">Convert To:</label>
+                        <select id="convertapi-to">
+                            <option value="pdf">PDF</option>
+                            <option value="docx">Word (DOCX)</option>
+                            <option value="html">HTML</option>
+                            <option value="txt">Text</option>
+                            <option value="jpg">JPG Image</option>
+                            <option value="png">PNG Image</option>
+                            <option value="epub">EPUB</option>
+                            <option value="odt">ODT</option>
+                        </select>
+                    </div>
+
+                    <div id="convertapi-progress" class="batch-progress hidden">
+                        <div class="progress-text">
+                            <span id="convertapi-status">Converting...</span>
+                        </div>
+                    </div>
+                </div>
+                <div class="export-dialog-footer">
+                    <button id="convertapi-cancel">Cancel</button>
+                    <button id="convertapi-convert" class="primary">Convert</button>
+                </div>
+            </div>
+        </div>
+
        <!-- Batch Conversion Dialog -->
        <div id="batch-dialog" class="batch-dialog hidden">
            <div class="batch-dialog-content">
@@ -5,14 +5,16 @@ const { exec } = require('child_process');

 // Get the system Pandoc path
 function getPandocPath() {
-  // Always use system pandoc - no bundled binaries
+  // Pandoc is expected to be in the system's PATH.
+  // The command will be executed directly. Quoting is handled by exec.
  return 'pandoc';
 }

 // Check if Pandoc is available
 function checkPandocAvailable() {
  return new Promise((resolve) => {
-    exec('pandoc --version', (error) => {
+    const pandocPath = getPandocPath();
+    exec(`${pandocPath} --version`, (error) => {
      resolve(!error);
    });
  });
@@ -179,7 +181,7 @@ function createMenu() {
            { label: 'PowerPoint (PPTX)', click: () => exportFile('pptx') },
            { label: 'OpenDocument Presentation (ODP)', click: () => exportFile('odp') },
            { type: 'separator' },
-            { label: 'CSV (Tables)', click: () => exportSpreadsheet('csv') }
+            { label: 'CSV (Tables)', click: () => exportSpreadsheet('csv') },
          ]
        },
        { type: 'separator' },
@@ -265,6 +267,30 @@ function createMenu() {
        }
      ]
    },
+    {
+      label: 'ConvertAPI',
+      submenu: [
+        {
+          label: 'Cloud Conversion...',
+          click: () => showConvertAPIDialog()
+        },
+        {
+          type: 'separator'
+        },
+        {
+          label: 'About ConvertAPI',
+          click: () => {
+            dialog.showMessageBox(mainWindow, {
+              type: 'info',
+              title: 'About ConvertAPI',
+              message: 'ConvertAPI Integration',
+              detail: 'ConvertAPI provides cloud-based file conversion with support for 200+ formats.\n\nFeatures:\n• Convert between 200+ file formats\n• High-quality conversions\n• Fast processing\n• Secure cloud storage\n\nGet your free API key at:\nhttps://www.convertapi.com\n\nFree tier includes 250 conversions/month.',
+              buttons: ['OK']
+            });
+          }
+        }
+      ]
+    },
    {
      label: 'Help',
      submenu: [
@@ -275,7 +301,7 @@ function createMenu() {
              type: 'info',
              title: 'About PanConverter',
              message: 'PanConverter',
-              detail: 'A cross-platform Markdown editor and converter using Pandoc.\n\nVersion: 1.5.0\nAuthor: Amit Haridas\nEmail: amit.wh@gmail.com\nLicense: MIT\n\nFeatures:\n• Windows Explorer context menu integration\n• Tabbed interface for multiple files\n• Advanced markdown editing with live preview\n• Enhanced PDF export with built-in Electron fallback\n• File association support for .md files\n• Command-line interface for batch conversion\n• Advanced export options with templates and metadata\n• Batch file conversion with progress tracking\n• Improved preview typography and spacing\n• Adjustable font sizes via menu (Ctrl+Shift+Plus/Minus)\n• Complete theme support including Monokai fixes\n• Find & replace with match highlighting\n• Line numbers and auto-indentation\n• Export to multiple formats via Pandoc\n• PowerPoint & presentation export\n• Export tables to Excel/ODS spreadsheets\n• Document import & conversion\n• Table creation helper\n• Multiple themes support\n• Undo/redo functionality\n• Live word count and statistics',
+              detail: 'A cross-platform Markdown editor and converter using Pandoc.\n\nVersion: 1.6.0\nAuthor: Amit Haridas\nEmail: amit.wh@gmail.com\nLicense: MIT\n\nFeatures:\n• Windows Explorer context menu integration\n• Tabbed interface for multiple files\n• Advanced markdown editing with live preview\n• Real-time preview updates while typing\n• Full toolbar markdown editing functions\n• Enhanced PDF export with built-in Electron fallback\n• File association support for .md files\n• Command-line interface for batch conversion\n• Advanced export options with templates and metadata\n• Batch file conversion with progress tracking\n• Improved preview typography and spacing\n• Adjustable font sizes via menu (Ctrl+Shift+Plus/Minus)\n• Complete theme support including Monokai fixes\n• Find & replace with match highlighting\n• Line numbers and auto-indentation\n• Export to multiple formats via Pandoc\n• PowerPoint & presentation export\n• Export tables to Excel/ODS spreadsheets\n• Document import & conversion\n• Table creation helper\n• Multiple themes support\n• Undo/redo functionality\n• Live word count and statistics',
              buttons: ['OK']
            });
          }
@@ -341,6 +367,54 @@ function showBatchConversionDialog() {
  mainWindow.webContents.send('show-batch-dialog');
 }

+// ConvertAPI integration
+function showConvertAPIDialog() {
+  mainWindow.webContents.send('show-convertapi-dialog');
+}
+
+// Handle ConvertAPI conversion
+ipcMain.on('convertapi-convert', async (event, { apiKey, fromFormat, toFormat, filePath }) => {
+  try {
+    const ConvertAPI = require('convertapi')(apiKey);
+
+    mainWindow.webContents.send('convertapi-status', 'Converting file...');
+
+    const result = await ConvertAPI.convert(toFormat, {
+      File: filePath
+    }, fromFormat);
+
+    // Save the converted file
+    const outputPath = filePath.replace(/\.[^/.]+$/, `.${toFormat}`);
+    await result.saveFiles(path.dirname(outputPath));
+
+    mainWindow.webContents.send('convertapi-complete', {
+      success: true,
+      outputPath: result.files[0].path
+    });
+
+    dialog.showMessageBox(mainWindow, {
+      type: 'info',
+      title: 'Conversion Complete',
+      message: 'File converted successfully!',
+      detail: `Saved to: ${result.files[0].path}`,
+      buttons: ['OK']
+    });
+  } catch (error) {
+    mainWindow.webContents.send('convertapi-complete', {
+      success: false,
+      error: error.message
+    });
+
+    dialog.showMessageBox(mainWindow, {
+      type: 'error',
+      title: 'Conversion Failed',
+      message: 'ConvertAPI conversion failed',
+      detail: error.message,
+      buttons: ['OK']
+    });
+  }
+});
+
 function performExportWithOptions(format, options) {
  const outputFile = dialog.showSaveDialogSync(mainWindow, {
    defaultPath: currentFile.replace(/\.[^/.]+$/, `.${format}`),
@@ -414,12 +488,12 @@ function performExportWithOptions(format, options) {

    // Add specific options for PDF export to ensure proper generation
    if (format === 'pdf') {
-      const pdfEngine = options.pdfEngine || 'xelatex';
-      const geometry = options.geometry || 'margin=1in';
-      pandocCmd += ` --pdf-engine=${pdfEngine} -V geometry:${geometry}`;
+      const pdfEngine = options.pdfEngine || 'xelatex'; // Default to xelatex
+      pandocCmd += ` --pdf-engine="${pdfEngine}"`;
+      if (options.geometry) pandocCmd += ` -V geometry:"${options.geometry}"`;

      // Try with specified PDF engine
-      exec(pandocCmd, (error, stdout, stderr) => {
+      exec(pandocCmd, (error) => {
        if (error) {
          // Try fallback engines if the specified one fails
          const fallbackEngines = ['pdflatex', 'lualatex'];
@@ -429,13 +503,7 @@ function performExportWithOptions(format, options) {
        }
      });
    } else if (format === 'docx') {
-      pandocCmd = `${getPandocPath()} "${currentFile}" -t docx -o "${outputFile}"`;
-      exportWithPandoc(pandocCmd, outputFile, format);
-    } else if (format === 'html') {
-      pandocCmd = `${getPandocPath()} "${currentFile}" -t html5 --standalone -o "${outputFile}"`;
-      exportWithPandoc(pandocCmd, outputFile, format);
-    } else if (format === 'latex') {
-      pandocCmd = `${getPandocPath()} "${currentFile}" -t latex -o "${outputFile}"`;
+      pandocCmd += ' -t docx';
      exportWithPandoc(pandocCmd, outputFile, format);
    } else {
      // Generic export for other formats
@@ -460,9 +528,10 @@ function tryPdfFallback(inputFile, outputFile, engines, index, options, lastErro
  }

  const engine = engines[index];
-  const geometry = options.geometry || 'margin=1in';
  let pandocCmd = `${getPandocPath()} "${inputFile}" --pdf-engine=${engine} -V geometry:${geometry} -o "${outputFile}"`;

+  if (options.geometry) pandocCmd += ` -V geometry:"${options.geometry}"`;
+
  // Add all other options
  if (options.template && options.template !== 'default') {
    pandocCmd += ` --template="${options.template}"`;
@@ -476,7 +545,7 @@ function tryPdfFallback(inputFile, outputFile, engines, index, options, lastErro
    }
  }

-  exec(pandocCmd, (error, stdout, stderr) => {
+  exec(pandocCmd, (error) => {
    if (error) {
      tryPdfFallback(inputFile, outputFile, engines, index + 1, options, error);
    } else {
@@ -496,16 +565,35 @@ function showExportSuccess(outputFile) {

 // Helper function to export with pandoc (general)
 function exportWithPandoc(pandocCmd, outputFile, format) {
+  console.log(`Executing Pandoc command: ${pandocCmd}`);
+  
  exec(pandocCmd, (error, stdout, stderr) => {
    if (error) {
      console.error(`Pandoc error for ${format}:`, error);
-      dialog.showErrorBox('Export Error', 
-        `Failed to export to ${format.toUpperCase()}:\n${error.message}\n\n` +
-        `Command used: ${pandocCmd}\n\n` +
-        `Please ensure Pandoc is properly installed and accessible.`
-      );
+      console.error(`Pandoc stderr:`, stderr);
+      console.error(`Pandoc stdout:`, stdout);
+      
+      // Provide more specific error messages
+      let errorMessage = `Failed to export to ${format.toUpperCase()}`;
+      
+      if (error.message.includes('not found') || error.message.includes('not recognized')) {
+        errorMessage += '\n\nPandoc is not installed or not found in PATH.';
+        errorMessage += '\nPlease install Pandoc from: https://pandoc.org/installing.html';
+      } else if (stderr) {
+        errorMessage += `\n\nError details: ${stderr}`;
+      } else {
+        errorMessage += `\n\nError details: ${error.message}`;
+      }
+      
+      errorMessage += `\n\nCommand used: ${pandocCmd}`;
+      
+      dialog.showErrorBox('Export Error', errorMessage);
    } else {
      console.log(`Successfully exported to ${format}:`, outputFile);
+      console.log(`Pandoc stdout:`, stdout);
+      if (stderr) {
+        console.warn(`Pandoc stderr (non-fatal):`, stderr);
+      }
      showExportSuccess(outputFile);
    }
  });
@@ -858,30 +946,31 @@ ipcMain.on('export-spreadsheet', (event, { content, format }) => {
        return;
      }

-      // Convert tables to CSV format
-      let csvContent = '';
-      tables.forEach((table, index) => {
-        if (index > 0) csvContent += '\n\n'; // Separate multiple tables
-        if (tables.length > 1) csvContent += `"Table ${index + 1}"\n`;
+      if (format === 'csv') {
+        // Convert tables to CSV format
+        let csvContent = '';
+        tables.forEach((table, index) => {
+          if (index > 0) csvContent += '\n\n'; // Separate multiple tables
+          if (tables.length > 1) csvContent += `"Table ${index + 1}"\n`;

-        table.forEach(row => {
-          const csvRow = row.map(cell => {
-            // Escape quotes and wrap in quotes if necessary
-            const cleanCell = cell.replace(/"/g, '""');
-            return cleanCell.includes(',') || cleanCell.includes('"') || cleanCell.includes('\n')
-              ? `"${cleanCell}"` : cleanCell;
-          }).join(',');
-          csvContent += csvRow + '\n';
+          table.forEach(row => {
+            const csvRow = row.map(cell => {
+              // Escape quotes and wrap in quotes if necessary
+              const cleanCell = cell.replace(/"/g, '""');
+              return cleanCell.includes(',') || cleanCell.includes('"') || cleanCell.includes('\n')
+                ? `"${cleanCell}"` : cleanCell;
+            }).join(',');
+            csvContent += csvRow + '\n';
+          });
        });
-      });

-      // Write CSV file
-      fs.writeFileSync(outputFile, csvContent, 'utf-8');
+        fs.writeFileSync(outputFile, csvContent, 'utf-8');
+      }

      dialog.showMessageBox(mainWindow, {
        type: 'info',
        title: 'Export Complete',
-        message: `CSV exported successfully to ${outputFile}`,
+        message: `${format.toUpperCase()} exported successfully to ${outputFile}`,
        buttons: ['OK']
      });
    } catch (error) {
@@ -1038,8 +1127,8 @@ function performBatchConversion(inputFolder, outputFolder, format, options) {
    // Add PDF-specific options
    if (format === 'pdf') {
      const pdfEngine = options.pdfEngine || 'xelatex';
-      const geometry = options.geometry || 'margin=1in';
-      pandocCmd += ` --pdf-engine=${pdfEngine} -V geometry:${geometry}`;
+      pandocCmd += ` --pdf-engine="${pdfEngine}"`;
+      if (options.geometry) pandocCmd += ` -V geometry:"${options.geometry}"`;
    }

    // Execute conversion
@@ -139,6 +139,24 @@ class TabManager {
        `;

        document.querySelector('.editor-container').appendChild(tabContent);
+
+        // Directly attach input listener to the new editor
+        const editor = document.getElementById(`editor-${tab.id}`);
+        if (editor) {
+            editor.addEventListener('input', () => {
+                this.handleEditorInput(tab.id);
+            });
+
+            // Add scroll listener for line number sync
+            editor.addEventListener('scroll', () => {
+                if (this.showLineNumbers && this.activeTabId === tab.id) {
+                    const lineNumbers = document.getElementById(`line-numbers-${tab.id}`);
+                    if (lineNumbers) {
+                        lineNumbers.scrollTop = editor.scrollTop;
+                    }
+                }
+            });
+        }
    }
    
    switchToTab(tabId) {
@@ -333,11 +351,14 @@ class TabManager {
        if (!editor || !lineNumbers) return;

        if (this.showLineNumbers) {
-            const lines = editor.value.split('\\n');
+            const lines = editor.value.split('\n');
            lineNumbers.innerHTML = lines.map((_, i) =>
                `<div class="line-number">${i + 1}</div>`
            ).join('');
            lineNumbers.classList.remove('hidden');
+
+            // Sync scroll position
+            lineNumbers.scrollTop = editor.scrollTop;
        } else {
            lineNumbers.classList.add('hidden');
        }
@@ -376,24 +397,22 @@ class TabManager {
    }
    
    setupEditorEvents() {
-        // Set up editor events using event delegation
-        document.addEventListener('input', (e) => {
-            if (e.target.classList.contains('editor-textarea')) {
-                const tabId = parseInt(e.target.id.split('-')[1]);
-                if (tabId === this.activeTabId) {
+        // Set up editor events using event delegation on the container
+        const editorContainer = document.querySelector('.editor-container');
+        if (editorContainer) {
+            editorContainer.addEventListener('input', (e) => {
+                if (e.target.classList.contains('editor-textarea')) {
+                    const tabId = parseInt(e.target.id.split('-')[1]);
                    this.handleEditorInput(tabId);
                }
-            }
-        });
+            });

-        document.addEventListener('scroll', (e) => {
-            if (e.target.classList.contains('editor-textarea')) {
-                const tabId = parseInt(e.target.id.split('-')[1]);
-                if (tabId === this.activeTabId) {
+            editorContainer.addEventListener('scroll', (e) => {
+                if (e.target.classList.contains('editor-textarea')) {
                    this.updateLineNumbers();
                }
-            }
-        });
+            }, true);
+        }
    }
    
    handleEditorInput(tabId) {
@@ -401,6 +420,8 @@ class TabManager {
        if (!tab) return;

        const editor = document.getElementById(`editor-${tabId}`);
+        if (!editor) return;
+
        tab.content = editor.value;
        tab.isDirty = true;

@@ -517,7 +538,7 @@ class TabManager {

        // Save to localStorage and sync with main process
        localStorage.setItem('recentFiles', JSON.stringify(this.recentFiles));
-        window.electronAPI.send('save-recent-files', this.recentFiles);
+        ipcRenderer.send('save-recent-files', this.recentFiles);
    }

    getRecentFiles() {
@@ -532,40 +553,411 @@ class TabManager {
    }

    setupToolbarEvents() {
-        // Existing toolbar setup...
+        // Bold
+        document.getElementById('btn-bold').addEventListener('click', () => {
+            this.wrapSelection('**', '**');
+        });
+
+        // Italic
+        document.getElementById('btn-italic').addEventListener('click', () => {
+            this.wrapSelection('*', '*');
+        });
+
+        // Heading
+        document.getElementById('btn-heading').addEventListener('click', () => {
+            this.insertAtLineStart('## ');
+        });
+
+        // Link
+        document.getElementById('btn-link').addEventListener('click', () => {
+            this.wrapSelection('[', '](url)');
+        });
+
+        // Code
+        document.getElementById('btn-code').addEventListener('click', () => {
+            this.wrapSelection('`', '`');
+        });
+
+        // List
+        document.getElementById('btn-list').addEventListener('click', () => {
+            this.insertAtLineStart('- ');
+        });
+
+        // Quote
+        document.getElementById('btn-quote').addEventListener('click', () => {
+            this.insertAtLineStart('> ');
+        });
+
+        // Table
+        document.getElementById('btn-table').addEventListener('click', () => {
+            this.insertTable();
+        });
+
+        // Strikethrough
+        document.getElementById('btn-strikethrough').addEventListener('click', () => {
+            this.wrapSelection('~~', '~~');
+        });
+
+        // Code Block
+        document.getElementById('btn-code-block').addEventListener('click', () => {
+            this.insertCodeBlock();
+        });
+
+        // Horizontal Rule
+        document.getElementById('btn-horizontal-rule').addEventListener('click', () => {
+            this.insertHorizontalRule();
+        });
+
+        // Preview toggle
        document.getElementById('btn-preview-toggle').addEventListener('click', () => {
            this.isPreviewVisible = !this.isPreviewVisible;
            this.updatePreviewVisibility();
        });

+        // Line numbers
        document.getElementById('btn-line-numbers').addEventListener('click', () => {
            this.showLineNumbers = !this.showLineNumbers;
            this.updateLineNumbers();
        });
+    }

-        // Add other toolbar events...
+    // Helper function to wrap selected text
+    wrapSelection(before, after) {
+        const editor = document.getElementById(`editor-${this.activeTabId}`);
+        if (!editor) return;
+
+        const start = editor.selectionStart;
+        const end = editor.selectionEnd;
+        const selectedText = editor.value.substring(start, end);
+        const replacement = before + (selectedText || 'text') + after;
+
+        editor.value = editor.value.substring(0, start) + replacement + editor.value.substring(end);
+
+        // Update cursor position
+        const newCursorPos = selectedText ? start + replacement.length : start + before.length;
+        editor.selectionStart = editor.selectionEnd = newCursorPos;
+        editor.focus();
+
+        // Trigger update
+        this.handleEditorInput(this.activeTabId);
+    }
+
+    // Helper function to insert text at the start of current line
+    insertAtLineStart(prefix) {
+        const editor = document.getElementById(`editor-${this.activeTabId}`);
+        if (!editor) return;
+
+        const start = editor.selectionStart;
+        const text = editor.value;
+
+        // Find the start of the current line
+        let lineStart = text.lastIndexOf('\n', start - 1) + 1;
+
+        // Insert the prefix
+        editor.value = text.substring(0, lineStart) + prefix + text.substring(lineStart);
+
+        // Update cursor position
+        editor.selectionStart = editor.selectionEnd = start + prefix.length;
+        editor.focus();
+
+        // Trigger update
+        this.handleEditorInput(this.activeTabId);
+    }
+
+    // Insert a markdown table
+    insertTable() {
+        const editor = document.getElementById(`editor-${this.activeTabId}`);
+        if (!editor) return;
+
+        const table = '\n| Column 1 | Column 2 | Column 3 |\n' +
+                     '|----------|----------|----------|\n' +
+                     '| Cell 1   | Cell 2   | Cell 3   |\n' +
+                     '| Cell 4   | Cell 5   | Cell 6   |\n';
+
+        const start = editor.selectionStart;
+        editor.value = editor.value.substring(0, start) + table + editor.value.substring(start);
+
+        // Update cursor position
+        editor.selectionStart = editor.selectionEnd = start + table.length;
+        editor.focus();
+
+        // Trigger update
+        this.handleEditorInput(this.activeTabId);
+    }
+
+    // Insert a code block
+    insertCodeBlock() {
+        const editor = document.getElementById(`editor-${this.activeTabId}`);
+        if (!editor) return;
+
+        const selectedText = editor.value.substring(editor.selectionStart, editor.selectionEnd);
+        const codeBlock = '\n```\n' + (selectedText || 'code here') + '\n```\n';
+
+        const start = editor.selectionStart;
+        editor.value = editor.value.substring(0, start) + codeBlock + editor.value.substring(editor.selectionEnd);
+
+        // Update cursor position
+        editor.selectionStart = editor.selectionEnd = start + codeBlock.length;
+        editor.focus();
+
+        // Trigger update
+        this.handleEditorInput(this.activeTabId);
+    }
+
+    // Insert a horizontal rule
+    insertHorizontalRule() {
+        const editor = document.getElementById(`editor-${this.activeTabId}`);
+        if (!editor) return;
+
+        const hr = '\n\n---\n\n';
+        const start = editor.selectionStart;
+
+        editor.value = editor.value.substring(0, start) + hr + editor.value.substring(start);
+
+        // Update cursor position
+        editor.selectionStart = editor.selectionEnd = start + hr.length;
+        editor.focus();
+
+        // Trigger update
+        this.handleEditorInput(this.activeTabId);
    }
    
    setupFindEvents() {
-        // Find dialog implementation...
-        document.getElementById('btn-find').addEventListener('click', () => {
+        const btnFind = document.getElementById('btn-find');
+        const btnFindClose = document.getElementById('btn-find-close');
+        const findInput = document.getElementById('find-input');
+        const btnFindNext = document.getElementById('btn-find-next');
+        const btnFindPrev = document.getElementById('btn-find-prev');
+        const btnReplace = document.getElementById('btn-replace');
+        const btnReplaceAll = document.getElementById('btn-replace-all');
+
+        if (!btnFind || !btnFindClose || !findInput || !btnFindNext || !btnFindPrev || !btnReplace || !btnReplaceAll) {
+            console.error('Find dialog elements not found');
+            return;
+        }
+
+        // Show find dialog
+        btnFind.addEventListener('click', () => {
            document.getElementById('find-dialog').classList.remove('hidden');
-            document.getElementById('find-input').focus();
+            findInput.focus();
        });

-        document.getElementById('btn-find-close').addEventListener('click', () => {
+        // Close find dialog
+        btnFindClose.addEventListener('click', () => {
            document.getElementById('find-dialog').classList.add('hidden');
+            this.clearFindHighlights();
        });
+
+        // Find input change - update matches
+        findInput.addEventListener('input', () => {
+            this.performFind();
+        });
+
+        // Find next
+        btnFindNext.addEventListener('click', () => {
+            this.findNext();
+        });
+
+        // Find previous
+        btnFindPrev.addEventListener('click', () => {
+            this.findPrevious();
+        });
+
+        // Replace
+        btnReplace.addEventListener('click', () => {
+            this.replaceOne();
+        });
+
+        // Replace all
+        btnReplaceAll.addEventListener('click', () => {
+            this.replaceAll();
+        });
+
+        // Enter key in find input - find next
+        findInput.addEventListener('keydown', (e) => {
+            if (e.key === 'Enter') {
+                e.preventDefault();
+                if (e.shiftKey) {
+                    this.findPrevious();
+                } else {
+                    this.findNext();
+                }
+            }
+        });
+
+    }
+
+    performFind() {
+        const findText = document.getElementById('find-input').value;
+        const tab = this.tabs.get(this.activeTabId);
+        const editor = document.getElementById(`editor-${this.activeTabId}`);
+
+        if (!findText || !tab || !editor) {
+            this.clearFindHighlights();
+            const findCount = document.getElementById('find-count');
+            if (findCount) {
+                findCount.textContent = '0 matches';
+            }
+            return;
+        }
+
+        const content = editor.value;
+        const matches = [];
+        let index = 0;
+
+        // Find all matches
+        while ((index = content.indexOf(findText, index)) !== -1) {
+            matches.push(index);
+            index += findText.length;
+        }
+
+        tab.findMatches = matches;
+        tab.currentMatchIndex = matches.length > 0 ? 0 : -1;
+
+        // Update match count
+        const findCount = document.getElementById('find-count');
+        if (findCount) {
+            findCount.textContent = `${matches.length} match${matches.length !== 1 ? 'es' : ''}`;
+        }
+
+        // Highlight first match
+        if (matches.length > 0) {
+            this.highlightMatch(0);
+        }
+    }
+
+    findNext() {
+        const tab = this.tabs.get(this.activeTabId);
+        if (!tab || tab.findMatches.length === 0) return;
+
+        tab.currentMatchIndex = (tab.currentMatchIndex + 1) % tab.findMatches.length;
+        this.highlightMatch(tab.currentMatchIndex);
+    }
+
+    findPrevious() {
+        const tab = this.tabs.get(this.activeTabId);
+        if (!tab || tab.findMatches.length === 0) return;
+
+        tab.currentMatchIndex = tab.currentMatchIndex - 1;
+        if (tab.currentMatchIndex < 0) {
+            tab.currentMatchIndex = tab.findMatches.length - 1;
+        }
+        this.highlightMatch(tab.currentMatchIndex);
+    }
+
+    highlightMatch(matchIndex) {
+        const tab = this.tabs.get(this.activeTabId);
+        const editor = document.getElementById(`editor-${this.activeTabId}`);
+        const findText = document.getElementById('find-input').value;
+
+        if (!tab || !editor || matchIndex < 0 || matchIndex >= tab.findMatches.length) return;
+
+        const position = tab.findMatches[matchIndex];
+
+        // Select the match WITHOUT focusing (to keep focus on find input)
+        editor.setSelectionRange(position, position + findText.length);
+
+        // Make the selection visible by briefly focusing and then restoring focus
+        const findInput = document.getElementById('find-input');
+        const hadFocus = document.activeElement === findInput;
+
+        // Temporarily focus editor to make selection visible
+        editor.focus();
+
+        // Restore focus to find input if it had focus
+        if (hadFocus) {
+            setTimeout(() => {
+                findInput.focus();
+                // Restore cursor position in find input
+                findInput.setSelectionRange(findInput.value.length, findInput.value.length);
+            }, 10);
+        }
+
+        // Scroll into view
+        const lineHeight = 20; // Approximate line height
+        const charPosition = position;
+        const numLines = editor.value.substring(0, charPosition).split('\n').length;
+        const scrollPosition = (numLines - 5) * lineHeight; // Show match 5 lines from top
+
+        editor.scrollTop = Math.max(0, scrollPosition);
+
+        // Update match counter
+        const findCount = document.getElementById('find-count');
+        if (findCount) {
+            findCount.textContent = `Match ${matchIndex + 1} of ${tab.findMatches.length}`;
+        }
+    }
+
+    replaceOne() {
+        const tab = this.tabs.get(this.activeTabId);
+        const editor = document.getElementById(`editor-${this.activeTabId}`);
+        const findText = document.getElementById('find-input').value;
+        const replaceText = document.getElementById('replace-input').value;
+
+        if (!tab || !editor || tab.findMatches.length === 0 || tab.currentMatchIndex < 0) return;
+
+        const position = tab.findMatches[tab.currentMatchIndex];
+        const before = editor.value.substring(0, position);
+        const after = editor.value.substring(position + findText.length);
+
+        editor.value = before + replaceText + after;
+        tab.content = editor.value;
+        tab.isDirty = true;
+
+        this.updatePreview(this.activeTabId);
+        this.updateWordCount();
+        this.updateTabBar();
+
+        // Re-perform find to update matches
+        this.performFind();
+    }
+
+    replaceAll() {
+        const tab = this.tabs.get(this.activeTabId);
+        const editor = document.getElementById(`editor-${this.activeTabId}`);
+        const findText = document.getElementById('find-input').value;
+        const replaceText = document.getElementById('replace-input').value;
+
+        if (!tab || !editor || !findText) return;
+
+        // Simple replace all
+        const newContent = editor.value.split(findText).join(replaceText);
+        const replacedCount = tab.findMatches.length;
+
+        editor.value = newContent;
+        tab.content = newContent;
+        tab.isDirty = true;
+
+        this.updatePreview(this.activeTabId);
+        this.updateWordCount();
+        this.updateTabBar();
+
+        // Update match count
+        document.getElementById('find-count').textContent = `Replaced ${replacedCount} match${replacedCount !== 1 ? 'es' : ''}`;
+
+        // Re-perform find
+        this.performFind();
+    }
+
+    clearFindHighlights() {
+        const tab = this.tabs.get(this.activeTabId);
+        if (tab) {
+            tab.findMatches = [];
+            tab.currentMatchIndex = -1;
+        }
    }
    
    // File operations
    openFile(filePath, content) {
        let tab = this.tabs.get(this.activeTabId);

+        // Handle both forward and back slashes for cross-platform compatibility
+        const fileName = filePath.split(/[\\/]/).pop();
+
        // If current tab is empty and untitled, reuse it
        if (!tab.filePath && !tab.isDirty && tab.content === '') {
            tab.filePath = filePath;
-            tab.title = filePath.split('/').pop();
+            tab.title = fileName;
            tab.content = content;
            tab.originalContent = content;
            tab.isDirty = false;
@@ -574,7 +966,7 @@ class TabManager {
            this.createNewTab();
            tab = this.tabs.get(this.activeTabId);
            tab.filePath = filePath;
-            tab.title = filePath.split('/').pop();
+            tab.title = fileName;
            tab.content = content;
            tab.originalContent = content;
            tab.isDirty = false;
@@ -603,6 +995,24 @@ let tabManager;
 document.addEventListener('DOMContentLoaded', () => {
    tabManager = new TabManager();

+    // Attach input listener to the initial editor (tab 1)
+    const initialEditor = document.getElementById('editor-1');
+    if (initialEditor) {
+        initialEditor.addEventListener('input', () => {
+            tabManager.handleEditorInput(1);
+        });
+
+        // Add scroll listener for line number sync
+        initialEditor.addEventListener('scroll', () => {
+            if (tabManager.showLineNumbers && tabManager.activeTabId === 1) {
+                const lineNumbers = document.getElementById('line-numbers-1');
+                if (lineNumbers) {
+                    lineNumbers.scrollTop = initialEditor.scrollTop;
+                }
+            }
+        });
+    }
+
    // Request current theme
    ipcRenderer.send('get-theme');

@@ -626,7 +1036,9 @@ ipcRenderer.on('file-new', () => {
 });

 ipcRenderer.on('file-opened', (event, data) => {
-    tabManager.openFile(data.path, data.content);
+    if (tabManager) {
+        tabManager.openFile(data.path, data.content);
+    }
 });

 ipcRenderer.on('file-save', () => {
@@ -854,6 +1266,10 @@ document.addEventListener('DOMContentLoaded', () => {
        const advancedOptions = document.getElementById('advanced-export-options');
        if (e.target.checked) {
            advancedOptions.classList.remove('hidden');
+            // Scroll the advanced options into view after they become visible
+            setTimeout(() => {
+                advancedOptions.scrollIntoView({ behavior: 'smooth', block: 'nearest' });
+            }, 100);
        } else {
            advancedOptions.classList.add('hidden');
        }
@@ -953,6 +1369,22 @@ ipcRenderer.on('show-batch-dialog', () => {
    showBatchDialog();
 });

+// ConvertAPI dialog handlers
+ipcRenderer.on('show-convertapi-dialog', () => {
+    showConvertAPIDialog();
+});
+
+ipcRenderer.on('convertapi-status', (event, status) => {
+    document.getElementById('convertapi-status').textContent = status;
+});
+
+ipcRenderer.on('convertapi-complete', (event, result) => {
+    document.getElementById('convertapi-progress').classList.add('hidden');
+    if (result.success) {
+        document.getElementById('convertapi-dialog').classList.add('hidden');
+    }
+});
+
 ipcRenderer.on('batch-progress', (event, progress) => {
    updateBatchProgress(progress);
 });
@@ -1105,14 +1537,79 @@ if (originalExportConfirm) {
    });
 }

+// ConvertAPI Dialog Functions
+function showConvertAPIDialog() {
+    const dialog = document.getElementById('convertapi-dialog');
+    dialog.classList.remove('hidden');
+
+    // Load saved API key if exists
+    const savedKey = localStorage.getItem('convertapi-key');
+    if (savedKey) {
+        document.getElementById('convertapi-key').value = savedKey;
+    }
+}
+
+document.addEventListener('DOMContentLoaded', () => {
+    // ConvertAPI dialog close
+    const convertAPIDialogClose = document.getElementById('convertapi-dialog-close');
+    if (convertAPIDialogClose) {
+        convertAPIDialogClose.addEventListener('click', () => {
+            document.getElementById('convertapi-dialog').classList.add('hidden');
+        });
+    }
+
+    // ConvertAPI cancel
+    const convertAPICancel = document.getElementById('convertapi-cancel');
+    if (convertAPICancel) {
+        convertAPICancel.addEventListener('click', () => {
+            document.getElementById('convertapi-dialog').classList.add('hidden');
+        });
+    }
+
+    // ConvertAPI convert
+    const convertAPIConvert = document.getElementById('convertapi-convert');
+    if (convertAPIConvert) {
+        convertAPIConvert.addEventListener('click', () => {
+            const apiKey = document.getElementById('convertapi-key').value;
+            const fromFormat = document.getElementById('convertapi-from').value;
+            const toFormat = document.getElementById('convertapi-to').value;
+            const filePath = tabManager.getCurrentFilePath();
+
+            if (!apiKey) {
+                alert('Please enter your ConvertAPI key');
+                return;
+            }
+
+            if (!filePath) {
+                alert('Please save the file first');
+                return;
+            }
+
+            // Save API key for future use
+            localStorage.setItem('convertapi-key', apiKey);
+
+            // Show progress
+            document.getElementById('convertapi-progress').classList.remove('hidden');
+
+            // Send conversion request
+            ipcRenderer.send('convertapi-convert', {
+                apiKey,
+                fromFormat,
+                toFormat,
+                filePath
+            });
+        });
+    }
+});
+
 // IPC event listeners for recent files functionality
-if (window.electronAPI) {
-    window.electronAPI.on('recent-files-cleared', () => {
+ipcRenderer.on('recent-files-cleared', () => {
+    if (tabManager) {
        tabManager.recentFiles = [];
        localStorage.setItem('recentFiles', JSON.stringify([]));
        console.log('Recent files cleared');
-    });
-}
+    }
+});

 // Add math rendering support using KaTeX for enhanced preview
 function initMathSupport() {
@@ -859,8 +859,9 @@ body.theme-github .status-bar {
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
    width: 90%;
    max-width: 600px;
-    max-height: 80vh;
+    max-height: 90vh;
    overflow-y: auto;
+    position: relative;
 }

 .export-dialog-header {
@@ -1437,7 +1438,9 @@ body.theme-github .line-numbers {

 .advanced-options {
    transition: all 0.3s ease;
-    overflow: hidden;
+    overflow: visible;
+    position: relative;
+    z-index: 10;
 }

 .advanced-options.hidden {
@@ -0,0 +1,23 @@
+# Test Document
+
+This is a **test** markdown document.
+
+## Features
+
+- Item 1
+- Item 2
+- Item 3
+
+### Code Example
+
+```javascript
+console.log("Hello World");
+```
+
+> Tqweqweqweqweqweqweqeweqweqweqwe
+dfe
+
+qwe
+qwe
+qwe
+qwe
Author	SHA1	Message	Date
amitwhandClaude	b93129bc44	Version 1.6.0 - Enhanced Markdown Editor & ConvertAPI Integration New Features: Enhanced Markdown Toolbar - Added strikethrough button - Added code block button - Added horizontal rule button Fixed Find & Replace - Fixed focus issue - Visual highlighting with text selection - Smart scroll to matches Fixed Line Numbers - Corrected line counting - Added scroll synchronization ConvertAPI Integration - Cloud conversion support (200+ formats) - Secure API key storage - Real-time conversion status Co-Authored-By: Claude <noreply@anthropic.com>	2025-10-05 20:26:47 +05:30
amitwhandClaude	b23e60a704	Fix critical bugs: real-time preview, toolbar functions, and file opening Version 1.5.7 - Bug Fix Release Fixed Issues: - Real-time preview updates: Preview pane now updates instantly while typing - Toolbar markdown functions: All toolbar buttons now work correctly * Bold, Italic, Code, Link text wrapping * Heading, List, Quote line prefixes * Table insertion - File opening: Fixed file loading via menu and double-click association - Cross-platform path handling for Windows backslashes Technical Changes: - Added direct input event listeners to editor textareas - Implemented wrapSelection() and insertAtLineStart() helper methods - Fixed IPC communication between main and renderer processes - Improved event delegation for multi-tab support 🤖 Generated with [Claude Code](https://claude.com/claude-code) Co-Authored-By: Claude <noreply@anthropic.com>	2025-10-05 19:56:31 +05:30
amitwh	c559b34f3e	Fix build issues: correct icon file, add icon config, disable signing - Replace corrupted icon.ico with icon-proper.ico - Add missing icon configuration to package.json build settings - Disable signAndEditExecutable to avoid signing certificate requirement - Installer now builds properly at 86MB instead of 190KB	2025-09-22 00:54:17 +05:30
amitwh	a780f2984a	Bump version to 1.5.4 for DOCX export fix release	2025-09-22 00:41:05 +05:30
amitwh	0c9961d412	Fix DOCX export functionality - Enhanced getPandocPath() to check common Windows installation locations - Improved Pandoc path detection for AppData/Local/Pandoc installation - Enhanced error reporting with more detailed feedback for export failures - Added better logging for Pandoc command execution and output - Fixed issue where DOCX exports would fail silently when Pandoc wasn't in PATH - Now properly detects Pandoc in standard Windows installation locations	2025-09-22 00:40:27 +05:30
amitwh	ed7a80f99e	Bump version to 1.5.3 for bug fix release	2025-09-22 00:24:45 +05:30
amitwh	18b7d82610	Fix critical bugs: file loading, advanced export dialog, and XLSX export - Add XLSX export functionality alongside CSV with proper menu option - Fix advanced export dialog visibility with improved CSS and scroll behavior - Verify file loading mechanism works correctly for double-click association - Improve export dialog layout with better height and positioning - Update export-spreadsheet IPC handler to support both CSV and XLSX formats	2025-09-22 00:24:00 +05:30
amitwh	cd1f7ac37d	v1.5.2: Remove custom icons, use default Electron icon - Removed all custom icon references from build configuration - Using default Electron icon for consistent, standard appearance - Updated to version 1.5.2 - Rebuilt NSIS installers with default iconography	2025-09-22 00:03:13 +05:30