MetonaTeam/MarkLite
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新增多标签页支持：Ctrl+T 新建、Ctrl+W 关闭、Ctrl+Tab 切换、拖拽多文件打开

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This commit is contained in:
thzxx
2026-05-18 13:28:45 +08:00
parent 0d82d4ff5e
commit 78f787a2db
5 changed files with 520 additions and 232 deletions
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main.js
+79 -45
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@@ -3,7 +3,7 @@ const path = require('path');
const fs = require('fs');
let mainWindow = null;
let currentFilePath = null;
let activeFilePath = null; // Currently active tab's file path
let pendingFilePath = null;
let fileWatcher = null;
@@ -25,7 +25,7 @@ function createWindow() {
mainWindow.webContents.on('did-finish-load', () => {
if (pendingFilePath) {
openFile(pendingFilePath);
openFileInTab(pendingFilePath);
pendingFilePath = null;
}
});
@@ -38,18 +38,16 @@ function createWindow() {
mainWindow.setMenu(null);
// Unsaved changes warning on close (with timeout fallback)
// Unsaved changes warning on close
mainWindow.on('close', (e) => {
e.preventDefault();
try {
mainWindow.webContents.send('window:confirmClose');
} catch (err) {
// Renderer is gone, force close
mainWindow.removeAllListeners('close');
mainWindow.close();
return;
}
// Safety: if renderer doesn't respond within 5s, force close
setTimeout(() => {
if (mainWindow && !mainWindow.isDestroyed()) {
mainWindow.removeAllListeners('close');
@@ -64,9 +62,10 @@ function createWindow() {
});
}
// File watcher - detect external modifications
// File watcher
function startWatching(filePath) {
stopWatching();
if (!filePath) return;
try {
fileWatcher = fs.watch(filePath, (eventType) => {
if (eventType === 'change' && mainWindow && !mainWindow.isDestroyed()) {
@@ -74,7 +73,7 @@ function startWatching(filePath) {
}
});
} catch (err) {
// Silently ignore watch errors
// Silently ignore
}
}
@@ -85,42 +84,82 @@ function stopWatching() {
}
}
async function showOpenDialog() {
async function showOpenDialog(multi) {
const result = await dialog.showOpenDialog(mainWindow, {
properties: ['openFile'],
properties: multi ? ['openFile', 'multiSelections'] : ['openFile'],
filters: [
{ name: 'Markdown 文件', extensions: ['md', 'markdown', 'txt'] },
{ name: '所有文件', extensions: ['*'] }
]
});
if (!result.canceled && result.filePaths.length > 0) {
return result.filePaths[0];
return result.filePaths;
}
return null;
}
function openFile(filePath) {
function readFileContent(filePath) {
return fs.readFileSync(filePath, 'utf-8');
}
// Open file in a new tab (renderer manages tabs)
function openFileInTab(filePath) {
try {
const content = fs.readFileSync(filePath, 'utf-8');
currentFilePath = filePath;
const content = readFileContent(filePath);
activeFilePath = filePath;
startWatching(filePath);
mainWindow.setTitle(`MarkLite - ${path.basename(filePath)}`);
mainWindow.webContents.send('file:opened', { filePath, content });
mainWindow.webContents.send('file:openInTab', { filePath, content });
} catch (err) {
dialog.showErrorBox('错误', `无法读取文件: ${err.message}`);
}
}
// Switch active file (for tab switching)
function switchActiveFile(filePath) {
activeFilePath = filePath || null;
startWatching(filePath);
if (filePath) {
mainWindow.setTitle(`MarkLite - ${path.basename(filePath)}`);
} else {
mainWindow.setTitle('MarkLite');
}
}
// IPC Handlers
// Open single file via dialog
ipcMain.handle('dialog:openFile', async () => {
try {
const filePath = await showOpenDialog();
if (filePath) {
const content = fs.readFileSync(filePath, 'utf-8');
currentFilePath = filePath;
startWatching(filePath);
mainWindow.setTitle(`MarkLite - ${path.basename(filePath)}`);
return { filePath, content };
const files = await showOpenDialog(false);
if (files && files.length > 0) {
const content = readFileContent(files[0]);
activeFilePath = files[0];
startWatching(files[0]);
mainWindow.setTitle(`MarkLite - ${path.basename(files[0])}`);
return { filePath: files[0], content };
}
return null;
} catch (err) {
return { error: err.message };
}
});
// Open multiple files via dialog
ipcMain.handle('dialog:openFiles', async () => {
try {
const files = await showOpenDialog(true);
if (files && files.length > 0) {
const results = [];
for (const fp of files) {
try {
const content = readFileContent(fp);
results.push({ filePath: fp, content });
} catch (err) {
results.push({ filePath: fp, error: err.message });
}
}
return results;
}
return null;
} catch (err) {
@@ -130,7 +169,7 @@ ipcMain.handle('dialog:openFile', async () => {
ipcMain.handle('file:read', async (event, filePath) => {
try {
const content = fs.readFileSync(filePath, 'utf-8');
const content = readFileContent(filePath);
return { success: true, content };
} catch (err) {
return { success: false, error: err.message };
@@ -142,7 +181,7 @@ ipcMain.handle('file:save', async (event, { filePath, content }) => {
if (filePath) {
stopWatching();
fs.writeFileSync(filePath, content, 'utf-8');
currentFilePath = filePath;
activeFilePath = filePath;
startWatching(filePath);
mainWindow.setTitle(`MarkLite - ${path.basename(filePath)}`);
return { success: true, filePath };
@@ -156,7 +195,7 @@ ipcMain.handle('file:save', async (event, { filePath, content }) => {
if (!result.canceled) {
stopWatching();
fs.writeFileSync(result.filePath, content, 'utf-8');
currentFilePath = result.filePath;
activeFilePath = result.filePath;
startWatching(result.filePath);
mainWindow.setTitle(`MarkLite - ${path.basename(result.filePath)}`);
return { success: true, filePath: result.filePath };
@@ -179,7 +218,7 @@ ipcMain.handle('file:saveAs', async (event, { content }) => {
if (!result.canceled) {
stopWatching();
fs.writeFileSync(result.filePath, content, 'utf-8');
currentFilePath = result.filePath;
activeFilePath = result.filePath;
startWatching(result.filePath);
mainWindow.setTitle(`MarkLite - ${path.basename(result.filePath)}`);
return { success: true, filePath: result.filePath };
@@ -191,46 +230,45 @@ ipcMain.handle('file:saveAs', async (event, { content }) => {
});
ipcMain.handle('file:getCurrentPath', () => {
return currentFilePath;
return activeFilePath;
});
ipcMain.handle('file:stats', async (event, filePath) => {
try {
const stats = fs.statSync(filePath);
return {
success: true,
size: stats.size,
mtime: stats.mtime.toISOString()
};
return { success: true, size: stats.size, mtime: stats.mtime.toISOString() };
} catch (err) {
return { success: false, error: err.message };
}
});
ipcMain.handle('file:reload', async () => {
if (!currentFilePath) return { success: false, error: '没有打开的文件' };
if (!activeFilePath) return { success: false, error: '没有打开的文件' };
try {
const content = fs.readFileSync(currentFilePath, 'utf-8');
return { success: true, content, filePath: currentFilePath };
const content = readFileContent(activeFilePath);
return { success: true, content, filePath: activeFilePath };
} catch (err) {
return { success: false, error: err.message };
}
});
// Tab switched - update active file tracking
ipcMain.handle('tab:switched', (event, filePath) => {
switchActiveFile(filePath);
});
ipcMain.handle('window:forceClose', () => {
stopWatching();
mainWindow.removeAllListeners('close');
mainWindow.close();
});
// Handle file open from command line or file association
// Command line file
function getCommandLineFile() {
const args = process.argv.slice(1);
if (args.length > 0 && !args[0].startsWith('--')) {
const filePath = args[0];
if (fs.existsSync(filePath)) {
return filePath;
}
if (fs.existsSync(filePath)) return filePath;
}
return null;
}
@@ -242,7 +280,7 @@ app.whenReady().then(() => {
if (mainWindow && mainWindow.webContents.isLoading()) {
pendingFilePath = filePath;
} else if (mainWindow) {
openFile(filePath);
openFileInTab(filePath);
} else {
pendingFilePath = filePath;
}
@@ -257,13 +295,9 @@ app.whenReady().then(() => {
});
app.on('window-all-closed', () => {
if (process.platform !== 'darwin') {
app.quit();
}
if (process.platform !== 'darwin') app.quit();
});
app.on('activate', () => {
if (BrowserWindow.getAllWindows().length === 0) {
createWindow();
}
if (BrowserWindow.getAllWindows().length === 0) createWindow();
});