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feat(undo): 实现撤销/重做按钮回调及 Ctrl+Z/Y 快捷键

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Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>
This commit is contained in:
刘航宇
2026-05-01 22:50:39 +08:00
parent e0af409ef5
commit f9628f6e8c
1 changed files with 79 additions and 5 deletions
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src/controller/callbacks_nav.c
+79 -5
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@@ -145,17 +145,91 @@ int btn_clean_cb(Ihandle *self)
return IUP_DEFAULT;
}
// 刷新撤销/重做按钮的启用状态
static void refresh_undo_redo_buttons(Ihandle *dlg)
{
AppContext *ctx = get_app_context_from_dlg(dlg);
if (!ctx || !ctx->undo_redo_mgr)
return;
Ihandle *btn_undo = IupGetDialogChild(dlg, CTRL_BTN_UNDO);
Ihandle *btn_redo = IupGetDialogChild(dlg, CTRL_BTN_REDO);
if (btn_undo)
IupSetAttribute(btn_undo, "ACTIVE", can_undo(ctx->undo_redo_mgr) ? "YES" : "NO");
if (btn_redo)
IupSetAttribute(btn_redo, "ACTIVE", can_redo(ctx->undo_redo_mgr) ? "YES" : "NO");
}
int btn_undo_cb(Ihandle *self)
{
Ihandle *dlg = IupGetDialog(self);
AppContext *ctx = get_app_context_from_dlg(dlg);
if (!ctx || !ctx->undo_redo_mgr)
return IUP_DEFAULT;
if (!can_undo(ctx->undo_redo_mgr))
return IUP_DEFAULT;
undo(ctx->undo_redo_mgr, &ctx->sys_paths, &ctx->user_paths);
Ihandle *list_sys = IupGetDialogChild(dlg, CTRL_LIST_SYS);
Ihandle *list_user = IupGetDialogChild(dlg, CTRL_LIST_USER);
sync_string_list_to_ui(list_sys, &ctx->sys_paths);
sync_string_list_to_ui(list_user, &ctx->user_paths);
Ihandle *lbl_status = IupGetDialogChild(dlg, CTRL_LBL_STATUS);
if (lbl_status)
IupSetAttribute(lbl_status, "TITLE", _("Undo completed"));
refresh_undo_redo_buttons(dlg);
return IUP_DEFAULT;
}
int btn_redo_cb(Ihandle *self)
{
Ihandle *dlg = IupGetDialog(self);
AppContext *ctx = get_app_context_from_dlg(dlg);
if (!ctx || !ctx->undo_redo_mgr)
return IUP_DEFAULT;
if (!can_redo(ctx->undo_redo_mgr))
return IUP_DEFAULT;
redo(ctx->undo_redo_mgr, &ctx->sys_paths, &ctx->user_paths);
Ihandle *list_sys = IupGetDialogChild(dlg, CTRL_LIST_SYS);
Ihandle *list_user = IupGetDialogChild(dlg, CTRL_LIST_USER);
sync_string_list_to_ui(list_sys, &ctx->sys_paths);
sync_string_list_to_ui(list_user, &ctx->user_paths);
Ihandle *lbl_status = IupGetDialogChild(dlg, CTRL_LBL_STATUS);
if (lbl_status)
IupSetAttribute(lbl_status, "TITLE", _("Redo completed"));
refresh_undo_redo_buttons(dlg);
return IUP_DEFAULT;
}
// 键盘按键回调
int list_k_any_cb(Ihandle *self, int c)
{
(void)c; // 暂时禁用键盘快捷键，避免兼容性问题
// TODO: 实现 Ctrl+Z 撤销 / Ctrl+Y 重做的键盘快捷键
// 需要根据具体 IUP 版本选择合适的方式检测 Ctrl 组合键
if (IupGetInt(self, "ACTIVE") == 0)
return IUP_DEFAULT;
if (IupGetInt(self, "K_DEL") == 1) // DEL 键
if (c == K_cZ) // Ctrl+Z 撤销
{
btn_undo_cb(self);
return IUP_IGNORE;
}
if (c == K_cY) // Ctrl+Y 重做
{
btn_redo_cb(self);
return IUP_IGNORE;
}
if (c == K_DEL) // DEL 键
{
btn_del_cb(self);
return IUP_IGNORE;