1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
|
local M = {}
local awful = require("awful")
local beautiful = require("beautiful")
local gstring = require("gears.string")
local wibox = require("wibox")
local Page = {}
function Page:set_visible(visible, this_screen)
local border_color = nil
if visible then
if this_screen then
border_color = beautiful.border_focus or '#ffffff'
else
border_color = beautiful.border_marked or '#d00000'
end
else
border_color = beautiful.border_normal or '#000000'
end
self.border:set_color(border_color)
end
function Page:client_remove(client)
wgt = self._widgets[client]
if wgt then
self.client_container:remove_widgets(wgt)
end
self._widgets[client] = nil
end
function Page:client_add(c)
local font = beautiful.small_text_font or "sans 7"
local bg_normal = beautiful.bg_normal or "#000000"
local fg_normal = beautiful.fg_normal or "#ffffff"
local bg_focus = beautiful.bg_focus or "#ffffff"
local fg_focus = beautiful.fg_focus or "#000000"
local bg_urgent = beautiful.bg_urgent or "#ffffff"
local fg_urgent = beautiful.fg_urgent or "#d00000"
local tb = wibox.widget.textbox("", false)
local bg = wibox.container.background(tb, bg)
tb:set_font(font)
local function update_text(c)
local text = gstring.xml_escape(c.name) or ""
-- add markers for window state (maximized, floating)
if c.maximized then
text = '<b>+</b>' .. text
else
if c.maximized_horizontal then text = '⬌' .. text end
if c.maximized_vertical then text = '⬍' .. text end
if c.floating then text = '✈' .. text end
end
tb:set_markup(text)
end
c:connect_signal("property::name", update_text)
c:connect_signal("property::floating", update_text)
c:connect_signal("property::maximized", update_text)
c:connect_signal("property::maximized_horizontal", update_text)
c:connect_signal("property::maximized_vertical", update_text)
c:connect_signal("focus",
function(c)
if c.screen == self.screen then
bg:set_bg(bg_focus)
bg:set_fg(fg_focus)
end
end)
c:connect_signal("unfocus",
function(c)
if c.screen == self.screen then
bg:set_bg(bg_normal)
bg:set_fg(fg_normal)
end
end)
c:connect_signal("property::urgent",
function(c)
if c.urgent then
bg:set_bg(bg_urgent)
bg:set_fg(fg_urgent)
else
if c == client.focus and c.screen == self.screen then
bg:set_bg(bg_focus)
bg:set_fg(fg_focus)
else
bg:set_bg(bg_normal)
bg:set_fg(fg_normal)
end
end
end)
update_text(c)
self.client_container:add(bg)
self._widgets[c] = bg
end
function Page:new(tag, screen, index)
local ret = setmetatable({}, self)
self.__index = self
local client_container = wibox.layout.flex.vertical()
local border_width = beautiful.border_width or 1
local margin = wibox.container.margin(client_container)
margin:set_top(border_width)
margin:set_bottom(border_width)
local page_number = wibox.widget.textbox(tostring(index))
page_number:set_font('mono 32')
page_number:set_align ('center')
page_number:set_valign('center')
page_number:set_opacity(0.2)
local stack = wibox.layout.stack()
stack:add(page_number, margin)
ret.client_container = client_container
ret.border = margin
ret.tag = tag
ret.screen = screen
-- a table of mapping clients to their widgets
ret._widgets = {}
-- top-level widget containing the page
ret.widget = stack
ret:set_visible(tag.selected, tag.screen == screen)
-- add initial clients
for i, client in pairs(tag:clients()) do
ret:client_add(client)
end
tag:connect_signal('tagged', function (t, c) ret:client_add(c) end)
tag:connect_signal('untagged', function (t, c) ret:client_remove(c) end)
return ret
end
local PagerDesk = {}
function PagerDesk:new(desktop, screen)
local ret = setmetatable({}, self)
self.__index = self
local title_desk = wibox.widget.textbox()
local function set_title(desktop)
title_desk:set_text(string.format("[%d] %s", desktop.idx, desktop.name))
end
desktop:connect_signal("desktop:name", set_title)
set_title(desktop)
local title_page = wibox.widget.textbox()
local title_bar = wibox.layout.ratio.horizontal()
title_bar:set_spacing(10)
title_bar:set_spacing_widget(wibox.widget.separator())
title_bar:add(title_desk, title_page)
title_bar:set_ratio(1, 0.75)
local title_normal_bg = beautiful.bg_normal or "#ffffff"
local title_normal_fg = beautiful.fg_normal or "#000000"
local title_focus_bg = beautiful.bg_focus or "#ff0000"
local title_focus_fg = beautiful.fg_focus or "#000000"
local title_container = wibox.container.background(title_bar, title_normal_bg)
title_container:set_fg(title_normal_fg)
local pages_container = wibox.layout.flex.vertical()
ret.pages = {}
for i = 1, #desktop.pages do
ret.pages[i] = Page:new(desktop.pages[i], screen, i)
pages_container:add(ret.pages[i].widget)
end
-- top-level widget containing the desktop
ret.widget = wibox.layout.align.vertical(title_container, pages_container)
desktop:connect_signal("page:view",
function(desktop, s, page_idx)
if s == ret.screen then
title_page:set_text(string.format("%d", page_idx))
end
ret.pages[page_idx]:set_visible(true, s == ret.screen)
end)
desktop:connect_signal("page:hide",
function(desktop, page_idx)
ret.pages[page_idx]:set_visible(false, false)
end)
client.connect_signal("focus",
function(c)
if c.screen == ret.screen then
title_container:set_fg(title_focus_fg)
title_container:set_bg(title_focus_bg)
else
title_container:set_fg(title_normal_fg)
title_container:set_bg(title_normal_bg)
end
end)
ret.desktop = desktop
ret.screen = screen
return ret
end
local Pager = {}
function Pager:set_desktop(desktop)
if self._desktops[desktop] == nil then
self._desktops[desktop] = PagerDesk:new(desktop, self.screen)
end
self.widget:set_widget(self._desktops[desktop].widget)
end
function Pager:new(workspace, screen)
local ret = setmetatable({}, self)
self.__index = self
-- this is merely a placeholder for switching between
-- PagerDesk widgets
ret.widget = wibox.container.constraint()
ret._desktops = {}
ret.screen = screen
workspace.signals:connect_signal("desktop:view",
function(signals, view_screen, desktop)
if view_screen == ret.screen then
ret:set_desktop(desktop)
end
end)
return ret
end
M.Pager = Pager
return M
|