2016-09-15 11:54:46 +00:00
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;;; helm-themes.el --- Color theme selection with helm interface -*- lexical-binding: t; -*-
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2016-09-22 08:19:51 +00:00
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;; Copyright (C) 2016 by Syohei YOSHIDA
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2016-09-15 11:54:46 +00:00
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;; Author: Syohei YOSHIDA <syohex@gmail.com>
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;; URL: https://github.com/syohex/emacs-helm-themes
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2016-09-22 08:19:51 +00:00
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;; Package-Version: 20160917.2245
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2016-09-15 11:54:46 +00:00
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;; Version: 0.05
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2016-09-22 08:19:51 +00:00
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;; Package-Requires: ((helm-core "2.0") (emacs "24.4"))
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2016-09-15 11:54:46 +00:00
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;; This program is free software; you can redistribute it and/or modify
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;; it under the terms of the GNU General Public License as published by
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;; the Free Software Foundation, either version 3 of the License, or
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;; (at your option) any later version.
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;; This program is distributed in the hope that it will be useful,
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;; but WITHOUT ANY WARRANTY; without even the implied warranty of
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;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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;; GNU General Public License for more details.
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;; You should have received a copy of the GNU General Public License
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;; along with this program. If not, see <http://www.gnu.org/licenses/>.
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;;; Commentary:
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;; helm-themes.el provide theme selection with helm interface.
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;; Its persistent action can set theme temporary.
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;;
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;;; Code:
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(require 'helm)
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;; Loading mutiple themes makes Emacs too slow
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(defsubst helm-themes--delete-theme ()
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(mapc 'disable-theme custom-enabled-themes))
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(defun helm-themes--load-theme (theme-str)
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(helm-themes--delete-theme)
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(if (string= theme-str "default")
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t
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(load-theme (intern theme-str) t)))
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(defun helm-themes--candidates ()
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(cons 'default (custom-available-themes)))
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(defvar helm-themes-source
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(helm-build-sync-source "Selection Theme"
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:candidates 'helm-themes--candidates
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:action 'helm-themes--load-theme
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:persistent-action 'helm-themes--load-theme))
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;;;###autoload
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(defun helm-themes ()
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"Theme selection with helm interface"
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(interactive)
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(let ((changed nil)
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(orig-theme (when custom-enabled-themes
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(car custom-enabled-themes))))
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(unwind-protect
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(progn
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(when (helm :sources helm-themes-source :buffer "*helm-themes*")
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(setq changed t)))
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(when (not changed)
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(helm-themes--delete-theme)
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(when orig-theme
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(load-theme orig-theme t))))))
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(provide 'helm-themes)
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;;; helm-themes.el ends here
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