sup

A curses threads-with-tags style email client

sup.git

git clone https://supmua.dev/git/sup/
commit 9dc5a63665f90b1346a2840f112004c2888f9cc5
parent 000c6ea6fd44bc2080fd8f766fac77c02fb69e2e
Author: William Morgan <wmorgan-sup@masanjin.net>
Date:   Mon, 18 May 2009 07:31:55 -0700

Merge branch 'better-buffer-list'

Diffstat:
M bin/sup | 6 +++---
M doc/NewUserGuide.txt | 11 +++++------
M lib/sup/buffer.rb | 9 ++++++---
M lib/sup/colormap.rb | 5 ++++-
M lib/sup/logger.rb | 2 +-
M lib/sup/mode.rb | 1 +
M lib/sup/modes/buffer-list-mode.rb | 8 ++++++--
M lib/sup/modes/contact-list-mode.rb | 2 +-
M lib/sup/modes/edit-message-mode.rb | 2 ++
M lib/sup/modes/resume-mode.rb | 2 ++
M lib/sup/modes/thread-index-mode.rb | 4 ++--
M lib/sup/poll.rb | 2 +-
12 files changed, 34 insertions(+), 20 deletions(-)
diff --git a/bin/sup b/bin/sup
@@ -67,9 +67,9 @@ global_keymap = Keymap.new do |k|
   k.add :quit_now, "Quit Sup immediately", 'Q'
   k.add :help, "Show help", '?'
   k.add :roll_buffers, "Switch to next buffer", 'b'
-#  k.add :roll_buffers_backwards, "Switch to previous buffer", 'B'
+  k.add :roll_buffers_backwards, "Switch to previous buffer", 'B'
   k.add :kill_buffer, "Kill the current buffer", 'x'
-  k.add :list_buffers, "List all buffers", 'B'
+  k.add :list_buffers, "List all buffers", ';'
   k.add :list_contacts, "List contacts", 'C'
   k.add :redraw, "Redraw screen", :ctrl_l
   k.add :search, "Search all messages", '\\', 'F'
@@ -260,7 +260,7 @@ begin
     when :kill_buffer
       bm.kill_buffer_safely bm.focus_buf
     when :list_buffers
-      bm.spawn_unless_exists("Buffer List") { BufferListMode.new }
+      bm.spawn_unless_exists("buffer list", :system => true) { BufferListMode.new }
     when :list_contacts
       b, new = bm.spawn_unless_exists("Contact List") { ContactListMode.new }
       b.mode.load_in_background if new
diff --git a/doc/NewUserGuide.txt b/doc/NewUserGuide.txt
@@ -98,9 +98,9 @@ press 'n' and 'p' to jump forward and backward between open messages,
 aligning the display as necessary.
 
 Now press 'x' to kill the thread view buffer. You should see the inbox
-again. If you don't, you can cycle through the buffers by pressing
-'b', or you can press 'B' to see a list of all buffers and simply
-select the inbox.
+again. If you don't, you can cycle through the buffers by pressing 'b'
+and 'B' (forwards and backwards, respectively), or you can press ';' to
+see a list of all buffers and simply select the inbox.
 
 There are many operations you can perform on threads beyond viewing
 them. To archive a thread, press 'a'. The thread will disappear from
@@ -125,8 +125,8 @@ in the labels as a sequence of space-separated words. To cancel the
 input, press Ctrl-G.
 
 Many of these operations can be applied to a group of threads. Press
-'t' to tag a thread. Tag a couple, then press ';' to apply the next
-command to the set of threads. ';t', of course, will untag all tagged
+'t' to tag a thread. Tag a couple, then press '+' to apply the next
+command to the set of threads. '+t', of course, will untag all tagged
 messages.
 
 Ok, let's try using labels and search. Press 'L' to do a quick label
@@ -245,7 +245,6 @@ Here's what I recommend:
    inbox, and you can browse the mailing list traffic at any point by
    searching for that label.
 
-
 Appendix C: Reading blogs with Sup
 ----------------------------------
 
diff --git a/lib/sup/buffer.rb b/lib/sup/buffer.rb
@@ -51,8 +51,8 @@ module Redwood
 class InputSequenceAborted < StandardError; end
 
 class Buffer
-  attr_reader :mode, :x, :y, :width, :height, :title
-  bool_reader :dirty
+  attr_reader :mode, :x, :y, :width, :height, :title, :atime
+  bool_reader :dirty, :system
   bool_accessor :force_to_top
 
   def initialize window, mode, width, height, opts={}
@@ -63,6 +63,8 @@ class Buffer
     @title = opts[:title] || ""
     @force_to_top = opts[:force_to_top] || false
     @x, @y, @width, @height = 0, 0, width, height
+    @atime = Time.at 0
+    @system = opts[:system] || false
   end
 
   def content_height; @height - 1; end
@@ -97,6 +99,7 @@ class Buffer
     @mode.draw
     draw_status status
     commit
+    @atime = Time.now
   end
 
   ## s nil means a blank line!
@@ -338,7 +341,7 @@ EOS
     ## w = Ncurses::WINDOW.new(height, width, (opts[:top] || 0),
     ## (opts[:left] || 0))
     w = Ncurses.stdscr
-    b = Buffer.new w, mode, width, height, :title => realtitle, :force_to_top => (opts[:force_to_top] || false)
+    b = Buffer.new w, mode, width, height, :title => realtitle, :force_to_top => opts[:force_to_top], :system => opts[:system]
     mode.buffer = b
     @name_map[realtitle] = b
 
diff --git a/lib/sup/colormap.rb b/lib/sup/colormap.rb
@@ -46,7 +46,10 @@ class Colormap
     :completion_character => { :fg => "white", :bg => "default", :attrs => ["bold"] },
     :horizontal_selector_selected => { :fg => "yellow", :bg => "default", :attrs => ["bold"] },
     :horizontal_selector_unselected => { :fg => "cyan", :bg => "default" },
-    :search_highlight => { :fg => "black", :bg => "yellow", :attrs => ["bold"] }
+    :search_highlight => { :fg => "black", :bg => "yellow", :attrs => ["bold"] },
+    :system_buf => { :fg => "blue", :bg => "default" },
+    :regular_buf => { :fg => "white", :bg => "default" },
+    :modified_buffer => { :fg => "yellow", :bg => "default", :attrs => ["bold"] },
   }
   
   def initialize
diff --git a/lib/sup/logger.rb b/lib/sup/logger.rb
@@ -18,7 +18,7 @@ class Logger
   def make_buf
     return if @mode.buffer || !BufferManager.instantiated? || !@respawn || @spawning
     @spawning = true
-    @mode.buffer = BufferManager.instance.spawn "<log>", @mode, :hidden => true
+    @mode.buffer = BufferManager.instance.spawn "log", @mode, :hidden => true, :system => true
     @spawning = false
   end
 
diff --git a/lib/sup/mode.rb b/lib/sup/mode.rb
@@ -24,6 +24,7 @@ class Mode
   end
 
   def killable?; true; end
+  def unsaved?; false end
   def draw; end
   def focus; end
   def blur; end
diff --git a/lib/sup/modes/buffer-list-mode.rb b/lib/sup/modes/buffer-list-mode.rb
@@ -16,6 +16,7 @@ class BufferListMode < LineCursorMode
 
   def focus
     reload # buffers may have been killed or created since last view
+    set_cursor_pos 0
   end
 
 protected
@@ -26,10 +27,13 @@ protected
   end
 
   def regen_text
-    @bufs = BufferManager.buffers.sort_by { |name, buf| name }
+    @bufs = BufferManager.buffers.reject { |name, buf| buf.mode == self }.sort_by { |name, buf| buf.atime }.reverse
     width = @bufs.max_of { |name, buf| buf.mode.name.length }
     @text = @bufs.map do |name, buf|
-      sprintf "%#{width}s  %s", buf.mode.name, name
+      base_color = buf.system? ? :system_buf_color : :regular_buf_color
+      [[base_color, sprintf("%#{width}s ", buf.mode.name)],
+       [:modified_buffer_color, (buf.mode.unsaved? ? '*' : ' ')],
+       [base_color, " " + name]]
     end
   end
 
diff --git a/lib/sup/modes/contact-list-mode.rb b/lib/sup/modes/contact-list-mode.rb
@@ -23,7 +23,7 @@ class ContactListMode < LineCursorMode
     k.add :reload, "Drop contact list and reload", 'D'
     k.add :alias, "Edit alias/or name for contact", 'a', 'i'
     k.add :toggle_tagged, "Tag/untag current line", 't'
-    k.add :apply_to_tagged, "Apply next command to all tagged items", ';'
+    k.add :apply_to_tagged, "Apply next command to all tagged items", '+'
     k.add :search, "Search for messages from particular people", 'S'
   end
 
diff --git a/lib/sup/modes/edit-message-mode.rb b/lib/sup/modes/edit-message-mode.rb
@@ -145,6 +145,8 @@ EOS
     !edited? || BufferManager.ask_yes_or_no("Discard message?")
   end
 
+  def unsaved?; edited? end
+
   def attach_file
     fn = BufferManager.ask_for_filename :attachment, "File name (enter for browser): "
     return unless fn
diff --git a/lib/sup/modes/resume-mode.rb b/lib/sup/modes/resume-mode.rb
@@ -11,6 +11,8 @@ class ResumeMode < EditMessageMode
     super :header => header, :body => body, :have_signature => true
   end
 
+  def unsaved?; !@safe end
+
   def killable?
     return true if @safe
 
diff --git a/lib/sup/modes/thread-index-mode.rb b/lib/sup/modes/thread-index-mode.rb
@@ -42,7 +42,7 @@ EOS
     k.add :toggle_tagged, "Tag/untag selected thread", 't'
     k.add :toggle_tagged_all, "Tag/untag all threads", 'T'
     k.add :tag_matching, "Tag matching threads", 'g'
-    k.add :apply_to_tagged, "Apply next command to all tagged threads", ';'
+    k.add :apply_to_tagged, "Apply next command to all tagged threads", '+', '='
     k.add :join_threads, "Force tagged threads to be joined into the same thread", '#'
   end
 
@@ -79,6 +79,7 @@ EOS
     end
   end
 
+  def unsaved?; dirty? end
   def lines; @text.length; end
   def [] i; @text[i]; end
   def contains_thread? t; @threads.include?(t) end
@@ -753,7 +754,6 @@ protected
       (t.labels - @hidden_labels).map { |label| [:label_color, "+#{label} "] } +
       [[:snippet_color, snippet]
     ]
-
   end
 
   def dirty?; @mutex.synchronize { (@hidden_threads.keys + @threads).any? { |t| t.dirty? } } end
diff --git a/lib/sup/poll.rb b/lib/sup/poll.rb
@@ -40,7 +40,7 @@ EOS
   end
 
   def buffer
-    b, new = BufferManager.spawn_unless_exists("<poll for new messages>", :hidden => true) { PollMode.new }
+    b, new = BufferManager.spawn_unless_exists("poll for new messages", :hidden => true, :system => true) { PollMode.new }
     b
   end