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feat: migrate undo/redo to CodeMirror built-in history

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amitwh
2026-03-04 15:41:33 +05:30
parent 233225f12c
commit 0c2b6fe5cc
1 changed files with 12 additions and 26 deletions
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src/renderer.js
+12 -26
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@@ -9,6 +9,7 @@ const { markedHighlight } = require('marked-highlight');
const DOMPurify = require('dompurify');
const hljs = require('highlight.js');
const { createEditor } = require('./editor/codemirror-setup');
const { undo, redo } = require('@codemirror/commands');
// Configure marked with highlight extension
marked.use(markedHighlight({
@@ -461,27 +462,6 @@ class TabManager {
this.updateTabBar();
}
pushUndoState(tabId) {
// CodeMirror has built-in history — this is now a no-op.
// Kept as a stub for any remaining callers.
}
undo() {
// CodeMirror handles undo via its built-in history extension.
// This stub is kept for the IPC handler; Task 9 will wire it properly.
const tab = this.tabs.get(this.activeTabId);
if (!tab?.editorView) return;
// CodeMirror's Ctrl+Z keybinding handles undo automatically.
}
redo() {
// CodeMirror handles redo via its built-in history extension.
// This stub is kept for the IPC handler; Task 9 will wire it properly.
const tab = this.tabs.get(this.activeTabId);
if (!tab?.editorView) return;
// CodeMirror's Ctrl+Shift+Z / Ctrl+Y keybinding handles redo automatically.
}
// Auto-save functionality
startAutoSave() {
if (this.autoSaveInterval) {
@@ -1116,16 +1096,22 @@ ipcRenderer.on('theme-changed', (event, theme) => {
});
});
// Undo/Redo handlers
// Undo/Redo handlers — delegate to CodeMirror's built-in history
ipcRenderer.on('undo', () => {
if (tabManager) {
tabManager.undo();
const tab = tabManager.tabs.get(tabManager.activeTabId);
if (tab?.editorView) {
undo(tab.editorView);
}
}
});
ipcRenderer.on('redo', () => {
if (tabManager) {
tabManager.redo();
const tab = tabManager.tabs.get(tabManager.activeTabId);
if (tab?.editorView) {
redo(tab.editorView);
}
}
});
@@ -3032,8 +3018,8 @@ const commands = [
{ name: 'Find & Replace', action: () => showFindDialog(), shortcut: 'Ctrl+F' },
{ name: 'New Tab', action: () => tabManager.createTab(), shortcut: 'Ctrl+T' },
{ name: 'Close Tab', action: () => tabManager.closeTab(tabManager.activeTabId), shortcut: 'Ctrl+W' },
{ name: 'Undo', action: () => tabManager.undo(), shortcut: 'Ctrl+Z' },
{ name: 'Redo', action: () => tabManager.redo(), shortcut: 'Ctrl+Shift+Z' },
{ name: 'Undo', action: () => { const tab = tabManager.tabs.get(tabManager.activeTabId); if (tab?.editorView) undo(tab.editorView); }, shortcut: 'Ctrl+Z' },
{ name: 'Redo', action: () => { const tab = tabManager.tabs.get(tabManager.activeTabId); if (tab?.editorView) redo(tab.editorView); }, shortcut: 'Ctrl+Shift+Z' },
{ name: 'Bold', action: () => insertMarkdown('**', '**'), shortcut: 'Ctrl+B' },
{ name: 'Italic', action: () => insertMarkdown('*', '*'), shortcut: 'Ctrl+I' },
{ name: 'Heading 1', action: () => insertMarkdown('# ', ''), shortcut: '' },