1
0
Fork 0
mirror of https://github.com/ruby/ruby.git synced 2022-11-09 12:17:21 -05:00
ruby--ruby/ext/tk/sample/tkextlib/treectrl/outlook-newgroup.rb
nobu 287a34ae0d * {ext,lib,test}/**/*.rb: removed trailing spaces.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@22784 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2009-03-06 03:56:38 +00:00

448 lines
16 KiB
Ruby

#
# Demo: Outlook Express newsgroup messages
#
def demoOutlookNewsgroup(t)
init_pics('outlook-*')
height = t.font.metrics(:linespace)
height = 18 if height < 18
t.configure(:itemheight=>height, :selectmode=>:browse, :showlines=>false,
:showroot=>false, :showrootbutton=>false, :showbuttons=>true)
if $Version_1_1_OrLater
t.column_create(:image=>@images['outlook-clip'], :tag=>'clip')
t.column_create(:image=>@images['outlook-arrow'], :tag=>'arrow')
t.column_create(:image=>@images['outlook-watch'], :tag=>'watch')
t.column_create(:text=>'Subject', :width=>250, :tag=>'subject')
t.column_create(:text=>'From', :width=>150, :tag=>'from')
t.column_create(:text=>'Sent', :width=>150, :tag=>'sent')
t.column_create(:text=>'Size', :width=>60, :justify=>:right, :tag=>'size')
else # TreeCtrl 1.0
t.column_configure(0, :image=>@images['outlook-clip'], :tag=>'clip')
t.column_configure(1, :image=>@images['outlook-arrow'], :tag=>'arrow')
t.column_configure(2, :image=>@images['outlook-watch'], :tag=>'watch')
t.column_configure(3, :text=>'Subject', :width=>250, :tag=>'subject')
t.column_configure(4, :text=>'From', :width=>150, :tag=>'from')
t.column_configure(5, :text=>'Sent', :width=>150, :tag=>'sent')
t.column_configure(6, :text=>'Size', :width=>60, :justify=>:right,
:tag=>'size')
end
# Would be nice if I could specify a column -tag too
t.treecolumn = 3
# State for a read message
t.state_define('read')
# State for a message with unread descendants
t.state_define('unread')
t.element_create('elemImg', :image,
:image=>[
@sel_images['outlook-read-2'],
['selected', 'read', 'unread', '!open'],
@images['outlook-read-2'], ['read', 'unread', '!open'],
@sel_images['outlook-read'], ['selected', 'read'],
@images['outlook-read'], ['read'],
@sel_images['outlook-unread'], ['selected'],
@images['outlook-unread'], []
])
t.element_create('elemTxt', :text, :lines=>1,
:fill=>[@SystemHighlightText, ['selected', 'focus']],
:font=>[
t.font.dup.weight(:bold), ['read', 'unread', '!open'],
t.font.dup.weight(:bold), ['!read']
])
t.element_create('sel.e', :rect, :open=>:e, :showfocus=>true,
:fill=>[
@SystemHighlight, ['selected', 'focus'],
'gray', ['selected', '!focus']
])
t.element_create('sel.w', :rect, :open=>:w, :showfocus=>true,
:fill=>[
@SystemHighlight, ['selected', 'focus'],
'gray', ['selected', '!focus']
])
t.element_create('sel.we', :rect, :open=>:we, :showfocus=>true,
:fill=>[
@SystemHighlight, ['selected', 'focus'],
'gray', ['selected', '!focus']
])
# Image + text
s = t.style_create('s1')
t.style_elements(s, ['sel.e', 'elemImg', 'elemTxt'])
t.style_layout(s, 'elemImg', :expand=>:ns)
t.style_layout(s, 'elemTxt', :padx=>[2,6], :squeeze=>:x, :expand=>:ns)
t.style_layout(s, 'sel.e', :union=>['elemTxt'],
:iexpand=>:nes, :ipadx=>[2,0])
# Text
s = t.style_create('s2.we')
t.style_elements(s, ['sel.we', 'elemTxt'])
t.style_layout(s, 'elemTxt', :padx=>6, :squeeze=>:x, :expand=>:ns)
t.style_layout(s, 'sel.we', :detach=>true, :iexpand=>:es)
# Text
s = t.style_create('s2.w')
t.style_elements(s, ['sel.w', 'elemTxt'])
t.style_layout(s, 'elemTxt', :padx=>6, :squeeze=>:x, :expand=>:ns)
t.style_layout(s, 'sel.w', :detach=>true, :iexpand=>:es)
# Set default item style
if $Version_1_1_OrLater
t.defaultstyle = ['', '', '', 's1', 's2.we', 's2.we', 's2.w']
end
msgCnt = 100
thread = 0
@Message = Hash.new{|k, v| k[v] = Hash.new}
@Message[:count][0] = 0
items = [t.index(:root)]
(1...(msgCnt)).each{|i|
item_i = t.item_create
item_j = nil
j = nil
loop {
j = rand(i)
item_j = items[j]
break if j == 0
next if t.depth(item_j) == 5
next if @Message[:count][@Message[:thread][item_j]] == 15
break
}
t.item_lastchild(item_j, item_i)
@Message[:read][item_i] = (rand(2) == 0)
if j == 0
thread += 1
@Message[:thread][item_i] = thread
@Message[:seconds][item_i] = (Tk::Clock.seconds - rand(500000))
@Message[:seconds2][item_i] = @Message[:seconds][item_i]
@Message[:count][thread] = 1
else
@Message[:thread][item_i] = @Message[:thread][item_j]
@Message[:seconds][item_i] = (@Message[:seconds2][item_j] + rand(10000))
@Message[:seconds2][item_i] = @Message[:seconds][item_i]
@Message[:seconds2][item_j] = @Message[:seconds][item_i]
@Message[:count][@Message[:thread][item_j]] += 1
end
items << item_i
}
(1...(msgCnt)).each{|i|
item_i = items[i]
subject = "This is thread number #{@Message[:thread][item_i]}"
from = 'somebody@somewhere.net'
sent = Tk::Clock.format(@Message[:seconds][item_i], "%d/%m/%y %I:%M %p")
size = "#{1 + rand(10)}KB"
# This message has been read
t.item_state_set(item_i, 'read') if @Message[:read][item_i]
# This message has unread descendants
t.item_state_set(item_i, 'unread') if anyUnreadDescendants(t, item_i)
if t.item_numchildren(item_i) > 0
if $Version_1_1_OrLater
t.item_configure(item_i, :button=>true)
else # TreeCtrl 1.0
t.item_hasbutton(item_i, true)
end
# Collapse some messages
if $Version_1_1_OrLater
t.item_collapse(item_i) if rand(2) == 0
else # TreeCtrl 1.0
t.collapse(item_i) if rand(2) == 0
end
end
unless $Version_1_1_OrLater
t.item_style_set(item_i, 3, 's1', 4, 's2.we', 5, 's2.we', 6, 's2.w')
end
t.item_text(item_i, 3, subject, 4, from, 5, sent, 6, size)
}
# Do something when the selection changes
t.notify_bind(t, 'Selection',
proc{|w|
if w.selection_count == 1
# One item is selected
if @Message[:afterId][:id]
Tk.after_cancel(@Message[:afterId][:id])
end
@Message[:afterId][:item] = w.selection_get[0]
@Message[:afterId][:id] = Tk.after(500, proc{
messageReadDelayed(w)
})
end
}, '%T')
end
def messageReadDelayed(t)
@Message[:afterId].delete(:id)
i = @Message[:afterId][:item]
return unless t.selection_includes(i)
# This message is not read
unless @Message[:read][i]
# Read the message
t.item_state_set(i, 'read')
@Message[:read][i] = true
# Check ancestors (except root)
t.item_ancestors(i)[0..-2].each{|i2|
# This ancestor has no more unread descendants
t.item_state_set(i2, '!unread') unless anyUnreadDescendants(t, i2)
}
end
end
# Alternate implementation which does not rely on run-time states
def demoOutlookNewsgroup2(t)
init_pics('outlook-*')
height = t.font.metrics(:linespace)
height = 18 if height < 18
t.configure(:itemheight=>height, :selectmode=>:browse, :showlines=>false,
:showroot=>false, :showrootbutton=>false, :showbuttons=>true)
if $Version_1_1_OrLater
t.column_create(:image=>@images['outlook-clip'], :tag=>'clip')
t.column_create(:image=>@images['outlook-arrow'], :tag=>'arrow')
t.column_create(:image=>@images['outlook-watch'], :tag=>'watch')
t.column_create(:text=>'Subject', :width=>250, :tag=>'subject')
t.column_create(:text=>'From', :width=>150, :tag=>'from')
t.column_create(:text=>'Sent', :width=>150, :tag=>'sent')
t.column_create(:text=>'Size', :width=>60, :justify=>:right, :tag=>'size')
else # TreeCtrl 1.0
t.column_configure(0, :image=>@images['outlook-clip'], :tag=>'clip')
t.column_configure(1, :image=>@images['outlook-arrow'], :tag=>'arrow')
t.column_configure(2, :image=>@images['outlook-watch'], :tag=>'watch')
t.column_configure(3, :text=>'Subject', :width=>250, :tag=>'subject')
t.column_configure(4, :text=>'From', :width=>150, :tag=>'from')
t.column_configure(5, :text=>'Sent', :width=>150, :tag=>'sent')
t.column_configure(6, :text=>'Size', :width=>60, :justify=>:right,
:tag=>'size')
end
t.treecolumn = 3
t.element_create('image.unread', :image, :image=>@images['outlook-unread'])
t.element_create('image.read', :image, :image=>@images['outlook-read'])
t.element_create('image.read2', :image, :image=>@images['outlook-read-2'])
t.element_create('text.read', :text, :lines=>1,
:fill=>[@SystemHighlightText, ['selected', 'focus']])
t.element_create('text.unread', :text, :lines=>1,
:fill=>[@SystemHighlightText, ['selected', 'focus']],
:font=>t.font.dup.weight(:bold))
t.element_create('sel.e', :rect, :open=>:e, :showfocus=>true,
:fill=>[
@SystemHighlight, ['selected', 'focus'],
'gray', ['selected', '!focus']
])
t.element_create('sel.w', :rect, :open=>:w, :showfocus=>true,
:fill=>[
@SystemHighlight, ['selected', 'focus'],
'gray', ['selected', '!focus']
])
t.element_create('sel.we', :rect, :open=>:we, :showfocus=>true,
:fill=>[
@SystemHighlight, ['selected', 'focus'],
'gray', ['selected', '!focus']
])
# Image + text
s = t.style_create('unread')
t.style_elements(s, ['sel.e', 'image.unread', 'text.unread'])
t.style_layout(s, 'image.unread', :expand=>:ns)
t.style_layout(s, 'text.unread', :padx=>[2,6], :squeeze=>:x, :expand=>:ns)
t.style_layout(s, 'sel.e', :union=>['text.unread'],
:iexpand=>:nes, :ipadx=>[2,0])
# Image + text
s = t.style_create('read')
t.style_elements(s, ['sel.e', 'image.read', 'text.read'])
t.style_layout(s, 'image.read', :expand=>:ns)
t.style_layout(s, 'text.read', :padx=>[2,6], :squeeze=>:x, :expand=>:ns)
t.style_layout(s, 'sel.e', :union=>['text.read'],
:iexpand=>:nes, :ipadx=>[2,0])
# Image + text
s = t.style_create('read2')
t.style_elements(s, ['sel.e', 'image.read2', 'text.unread'])
t.style_layout(s, 'image.read2', :expand=>:ns)
t.style_layout(s, 'text.unread', :padx=>[2,6], :squeeze=>:x, :expand=>:ns)
t.style_layout(s, 'sel.e', :union=>['text.unread'],
:iexpand=>:nes, :ipadx=>[2,0])
# Text
s = t.style_create('unread.we')
t.style_elements(s, ['sel.we', 'text.unread'])
t.style_layout(s, 'text.unread', :padx=>6, :squeeze=>:x, :expand=>:ns)
t.style_layout(s, 'sel.we', :detach=>true, :iexpand=>:es)
# Text
s = t.style_create('read.we')
t.style_elements(s, ['sel.we', 'text.read'])
t.style_layout(s, 'text.read', :padx=>6, :squeeze=>:x, :expand=>:ns)
t.style_layout(s, 'sel.we', :detach=>true, :iexpand=>:es)
# Text
s = t.style_create('unread.w')
t.style_elements(s, ['sel.w', 'text.unread'])
t.style_layout(s, 'text.unread', :padx=>6, :squeeze=>:x, :expand=>:ns)
t.style_layout(s, 'sel.w', :detach=>true, :iexpand=>:es)
# Text
s = t.style_create('read.w')
t.style_elements(s, ['sel.w', 'text.read'])
t.style_layout(s, 'text.read', :padx=>6, :squeeze=>:x, :expand=>:ns)
t.style_layout(s, 'sel.w', :detach=>true, :iexpand=>:es)
msgCnt = 100
thread = 0
@Message = Hash.new{|k, v| k[v] = Hash.new}
@Message[:count][0] = 0
(1...(msgCnt)).each{|i|
t.item_create
j = nil
loop {
j = rand(i)
break if j == 0
next if t.depth(j) == 5
next if @Message[:count][@Message[:thread][j]] == 15
break
}
t.item_lastchild(j, i)
@Message[:read][i] = (rand(2) == 0)
if j == 0
thread += 1
@Message[:thread][i] = thread
@Message[:seconds][i] = (Tk::Clock.seconds - rand(500000))
@Message[:seconds2][i] = @Message[:seconds][i]
@Message[:count][thread] = 1
else
@Message[:thread][i] = @Message[:thread][j]
@Message[:seconds][i] = (@Message[:seconds2][j] + rand(10000))
@Message[:seconds2][i] = @Message[:seconds][i]
@Message[:seconds2][j] = @Message[:seconds][i]
@Message[:count][@Message[:thread][j]] += 1
end
}
(1...(msgCnt)).each{|i|
subject = "This is thread number #{@Message[:thread][i]}"
from = 'somebody@somewhere.net'
sent = Tk::Clock.format(@Message[:seconds][i], "%d/%m/%y %I:%M %p")
size = "#{1 + rand(10)}KB"
if @Message[:read][i]
style = 'read'
style2 = 'read2'
else
style = 'unread'
style2 = 'unread2'
end
t.item_style_set(i, 3, style, 4, "#{style2}.we", 5, "#{style2}.we",
6, "#{style2}.w")
t.item_text(i, 3, subject, 4, from, 5, sent, 6, size)
if t.item_numchildren(i) > 0
t.item_configure(item_i, :button=>true)
end
}
# Do something when the selection changes
t.notify_bind(t, 'Selection',
proc{|w|
if w.selection_count == 1
i = t.selection_get[0]
unless @Message[:read][i]
if t.item_isopen(i) || !anyUnreadDescendants(t, i)
# unread -> read
t.item_style_map(i, 'subject', 'read',
['text.unread', 'text.read'])
t.item_style_map(i, 'from', 'read.we',
['text.unread', 'text.read'])
t.item_style_map(i, 'sent', 'read.we',
['text.unread', 'text.read'])
t.item_style_map(i, 'size', 'read.w',
['text.unread', 'text.read'])
else
# unread -> read2
t.item_style_map(i, 'subject', 'read2',
['text.unread', 'text.unread'])
end
@Message[:read][i] = true
@display_styles_in_item.call(i)
end
end
}, '%T')
t.notify_bind(t, 'Expand-after',
proc{|w, i|
if @Messge[:read][i] && anyUnreadDescendants(t, i)
# read2 -> read
t.item_style_map(i, 'subject', 'read',
['text.unread', 'text.read'])
# unread -> read
t.item_style_map(i, 'from', 'read.we',
['text.unread', 'text.read'])
t.item_style_map(i, 'sent', 'read.we',
['text.unread', 'text.read'])
t.item_style_map(i, 'size', 'read.w',
['text.unread', 'text.read'])
end
}, '%T %I')
t.notify_bind(t, 'Collapse-after',
proc{|w, i|
if @Messge[:read][i] && anyUnreadDescendants(t, i)
# read -> read2
t.item_style_map(i, 'subject', 'read2',
['text.read', 'text.unread'])
# read -> unread
t.item_style_map(i, 'from', 'unread.we',
['text.read', 'text.unread'])
t.item_style_map(i, 'sent', 'unread.we',
['text.read', 'text.unread'])
t.item_style_map(i, 'size', 'unread.w',
['text.read', 'text.unread'])
end
}, '%T %I')
(1...(msgCnt)).each{|i|
if rand(2) == 0
if t.item_numchildren(i) > 0
if $Version_1_1_OrLater
t.item_collapse(i)
else # TreeCtrl 1.0
t.collapse(i)
end
end
end
}
end
def anyUnreadDescendants(t, i)
itemList = []
item = t.item_firstchild(i)
itemList.push(item) if item != ''
while item = itemList.pop
return true unless @Message[:read][item]
item2 = t.item_nextsibling(item)
itemList.push(item2) if item2 != ''
item2 = t.item_firstchild(item)
itemList.push(item2) if item2 != ''
end
false
end