(defun copy-region-as-kill (beg end) "Save the region as if killed, but don't kill it.In Transient Mark mode, deactivate the mark.If `interprogram-cut-function' is non-nil, also savethe text for a window system cut and paste." (interactive "r") (if (eq last-command 'kill-regio...
last-command和this-command 通常,任何一个函数被执行,Emacs将在函数被挪时设置this-command为被执行的函数。同时,Emacs将last-command的值设置为this-command的前一个值。 在copy-region-as-kill函数的body部分,一个if语句检查了last-command的值是否为kill-region。如 果是,则if语句被执行;它使用kill-append函数...
A new window with a buffer named *Custom Themes* appear. In this buffer, select any theme you want to test. After you are done testing, you can close this new window with C-x 0. Choose a darker shade of gray for the background color to improve the contrast of the theme: (set-...
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then execute-it menu-bar-update-yank-menu函数允许用户使用'Select and Paste'菜单操作,并且可以在菜单上看到文本块。 最后一个语句kill-new函数添加新的文本到窗口系统中,以便在不同的程序中进行复制粘贴操作。比如:在XWindow系统中x-select-text函数将文本存储在X系统操作的内存中,你可以在另一个程序中粘贴。