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|
#!/usr/bin/env ruby
require 'tk'
require 'tkextlib/treectrl'
$ScriptDir = File.dirname(File.expand_path(__FILE__))
$HasColumnCreate = Tk::TreeCtrl::HasColumnCreateCommand
if Hash.instance_methods.include?('key')
# probably ruby 1.9.x --> use Hash#key
# Because Hash#index show warning "Hash#index is deprecated; use Hash#key".
else
# probably ruby 1.8.x --> use Hash#index
class Hash
alias key index
end
end
class TkTreeCtrl_demo
def initialize(dir)
@ScriptDir = dir || '.'
@thisPlatform = Tk::PLATFORM['platform']
if @thisPlatform == 'unix' && Tk.windowingsystem == 'aqua'
@thisPlatform = 'macosx'
end
@RandomN = [500]
@images = Hash.new
@sel_images = Hash.new
@popup = Hash.new
@mTree = Hash.new
@mHeader = Hash.new
@non_clear_list = []
@demoCmd = Hash.new
@demoFile = Hash.new
# Get default colors
w = TkListbox.new
@SystemButtonFace = w[:highlightbackground]
@SystemHighlight = w[:selectbackground]
@SystemHighlightText = w[:selectforeground]
w.destroy
####################
make_source_window()
make_menubar()
make_main_window()
if (TkPackage.vcompare(Tk::TreeCtrl.package_version, '1.1') >= 0)
begin
@tree2[:backgroundimage]
@has_bgimg = true
rescue
@has_bgimg = false
end
else
@has_bgimg = false
end
####################
make_list_popup()
make_header_popup()
init_pics('sky')
####################
@tree2.bind('ButtonPress-3',
proc{|w, x, y, rootx, rooty|
show_list_popup(w, x, y, rootx, rooty)
}, '%W %x %y %X %Y')
# Allow "scan" bindings
if @thisPlatform == 'windows'
@tree2.bind_remove('Control-ButtonPress-3')
end
####################
init_demo_scripts_module()
load_demo_scripts()
init_demo_list()
####################
@tree1.notify_bind(@tree1, 'Selection',
proc{|c, t|
if c == 1
item = t.selection_get[0]
demo_set(@demoCmd[item], @demoFile[item])
end
}, '%c %T')
# When one item is selected in the demo list, display the styles in
# that item.
# See DemoClear for why the tag "DontDelete" is used
@tree2.notify_bind('DontDelete', 'Selection',
proc{|c, t|
display_styles_in_item(t.selection_get[0]) if c == 1
}, '%c %T')
end
##########################
def init_pics(*args)
args.each{|pat|
unless TkImage.names.find{|img| (name = @images.key(img)) && File.fnmatch(pat, name)}
Dir.glob(File.join(@ScriptDir, 'pics', "#{pat}.gif")).each{|file|
name = File.basename(file, '.gif')
img = TkPhotoImage.new(:file=>file)
@images[name] = img
@sel_images[name] = TkPhotoImage.new
@sel_images[name].copy(img)
Tk::TreeCtrl.image_tint(@sel_images[name], @SystemHighlight, 128)
}
end
}
end
##########################
private
def make_menubar
menuspec = [
[['File']]
]
if Tk::PLATFORM['platform'] != 'unix'
TkConsole.create
TkConsole.eval('.console conf -height 8')
menuspec[0] << ['Console', proc{
if TkComm.bool(TkConsole.eval('winfo ismapped .'))
TkConsole.hide
else
TkConsole.show
end
}]
end
menuspec[0] << ['View Source', proc{toggle_source_window()}]
menuspec[0] << ['Quit', proc{exit}]
Tk.root.add_menubar(menuspec)
end
def make_source_window
@src_top = TkToplevel.new
f = TkFrame.new(@src_top, :borderwidth=>0)
case @thisPlatform
when 'macintosh', 'macos'
font = TkFont.new(['Geneva', 9])
when 'unix'
font = TkFont.new(['Courier', -12])
else
font = TkFont.new(['Courier', 9])
end
@src_txt = TkText.new(f, :font=>font, :tabs=>font.measure('1234'),
:wrap=>:none)
xscr = @src_txt.xscrollbar(TkScrollbar.new(f))
yscr = @src_txt.yscrollbar(TkScrollbar.new(f))
f.pack(:expand=>true, :fill=>:both)
f.grid_columnconfigure(0, :weight=>1)
f.grid_rowconfigure(0, :weight=>1)
@src_txt.grid(:row=>0, :column=>0, :sticky=>:news)
xscr.grid(:row=>1, :column=>0, :sticky=>:we)
yscr.grid(:row=>0, :column=>1, :sticky=>:ns)
@src_top.protocol('WM_DELETE_WINDOW', proc{@src_top.withdraw})
@src_top.geometry('-0+0')
@src_top.withdraw
end
def show_source(file)
@src_top.title("Demo Source: #{file}")
@src_txt.value = IO.read(File.join(@ScriptDir, file))
@src_txt.set_insert('1.0')
end
def toggle_source_window
if @src_top.winfo_mapped?
@src_top.withdraw
else
@src_top.deiconify
end
end
def tree_plus_scrollbars_in_a_frame(parent, h, v)
f = TkFrame.new(parent, :borderwidth=>1, :relief=>:sunken)
case @thisPlatform
when 'macintosh'
font = TkFont.new(['Geneva', 9])
when 'macos'
font = TkFont.new(['Lucida Grande', 11])
when 'unix'
font = TkFont.new(['Helvetica', -12])
else
# There is a bug on my Win98 box with Tk_MeasureChars() and
# MS Sans Serif 8.
font = TkFont.new(['MS Sans', 8])
end
tree = Tk::TreeCtrl.new(f, :highlightthickness=>0,
:borderwidth=>0, :font=>font)
tree[:xscrollincrement] = 20
tree.debug_configure(:enable=>false, :display=>false)
if h
h_scr = TkScrollbar.new(f, :orient=>:horizontal,
:command=>proc{|*args| tree.xview(*args)})
tree.notify_bind(h_scr, 'Scroll-x',
proc{|w, l, u| w.set(l, u)}, '%W %l %u')
h_scr.bind('ButtonPress-1', proc{tree.set_focus})
end
if v
v_scr = TkScrollbar.new(f, :orient=>:vertical,
:command=>proc{|*args| tree.yview(*args)})
tree.notify_bind(v_scr, 'Scroll-y',
proc{|w, l, u| w.set(l, u)}, '%W %l %u')
v_scr.bind('ButtonPress-1', proc{tree.set_focus})
end
f.grid_columnconfigure(0, :weight=>1)
f.grid_rowconfigure(0, :weight=>1)
tree.grid(:row=>0, :column=>0, :sticky=>:news)
h_scr.grid(:row=>1, :column=>0, :sticky=>:we) if h
v_scr.grid(:row=>0, :column=>1, :sticky=>:ns) if v
[f, tree]
end
def make_main_window
Tk.root.title('Tk::TreeCtrl Demo')
case @thisPlatform
when 'macintosh', 'macosx'
Tk.root.geometry('+40+40')
else
Tk.root.geometry('+0+30')
end
pane1 = TkPanedWindow.new(:orient=>:vertical, :borderwidth=>0)
pane2 = TkPanedWindow.new(:orient=>:horizontal, :borderwidth=>0)
# Tree + scrollbar: demos
f1, @tree1 = tree_plus_scrollbars_in_a_frame(nil, false, true)
@tree1.configure(:showbuttons=>false, :showlines=>:false,
:showroot=>false, :height=>100)
if $HasColumnCreate
@tree1.column_create(:text=>'List of Demos',
:expand=>true, :button=>false)
else
@tree1.column_configure(0, :text=>'List of Demos',
:expand=>true, :button=>false)
end
# Tree + scrollbar: styles + elements in list
f4, @tree4 = tree_plus_scrollbars_in_a_frame(nil, false, true)
@tree4.configure(:showroot=>false, :height=>140)
if $HasColumnCreate
@tree4.column_create(:text=>'Elements and Styles',
:expand=>true, :button=>false)
else
@tree4.column_configure(0, :text=>'Elements and Styles',
:expand=>true, :button=>false)
end
# Tree + scrollbar: styles + elements in selected item
f3, @tree3 = tree_plus_scrollbars_in_a_frame(nil, false, true)
@tree3.configure(:showroot=>false)
if $HasColumnCreate
@tree3.column_create(:text=>'Styles in Item',
:expand=>true, :button=>false)
else
@tree3.column_configure(0, :text=>'Styles in Item',
:expand=>true, :button=>false)
end
pane1.add(f1, f4, f3, :height=>150)
pane1.pack(:expand=>true, :fill=>:both)
# Frame on right
f2_base = TkFrame.new
# Tree + scrollbars
f2, @tree2 = tree_plus_scrollbars_in_a_frame(f2_base, true, true)
@tree2.configure(:indent=>19)
@tree2.debug_configure(:enable=>false, :display=>true,
:erasecolor=>'pink', :displaydelay=>30)
# Give it a big border to debug drawing
@tree2.configure(:borderwidth=>6, :relief=>:ridge, :highlightthickness=>3)
f2_base.grid_columnconfigure(0, :weight=>1)
f2_base.grid_rowconfigure(0, :weight=>1)
f2.grid(:row=>0, :column=>0, :sticky=>:news, :pady=>0)
pane2.add(pane1, :width=>200)
pane2.add(f2_base, :width=>450)
pane2.pack(:expand=>true, :fill=>:both)
###
# A treectrl widget can generate the following built-in events:
# <ActiveItem> called when the active item changes
# <Collapse-before> called before an item is closed
# <Collapse-after> called after an item is closed
# <Expand-before> called before an item is opened
# <Expand-after> called after an item is opened
# <Selection> called when items are added to or removed from the selection
# <Scroll-x> called when horizontal scroll position changes
# <Scroll-y> called when vertical scroll position changes
#
# The application programmer can define custom events to be
# generated by the "T notify generate" command. The following events
# are generated by the example bindings.
@tree2.notify_install_event('Header')
@tree2.notify_install_detail('Header', 'invoke')
@tree2.notify_install_event('Drag')
@tree2.notify_install_detail('Drag', 'begin')
@tree2.notify_install_detail('Drag', 'end')
@tree2.notify_install_detail('Drag', 'receive')
@tree2.notify_install_event('Edit')
@tree2.notify_install_detail('Edit', 'accept')
end
def make_list_popup
@popup[:bgimg] = TkVariable.new
@popup[:bgmode] = TkVariable.new
@popup[:debug] = Hash.new{|h, k| h[k] = TkVariable.new}
@popup[:doublebuffer] = TkVariable.new
@popup[:linestyle] = TkVariable.new
@popup[:orient] = TkVariable.new
@popup[:selectmode] = TkVariable.new
@popup[:show] = Hash.new{|h, k| h[k] = TkVariable.new}
menuspec = [
[ 'Collapse', [], nil, '', {:menu_config=>{:tearoff=>false}} ],
[ 'Expand', [], nil, '', {:menu_config=>{:tearoff=>false}} ]
]
# if (TkPackage.vcompare(Tk::TreeCtrl.package_version, '1.1') >= 0)
if @has_bgimg
menuspec << \
[ 'Background Image',
[
[ 'none', [@popup[:bgimg], 'none'], nil, '',
{:command=>proc{@tree2.backgroundimage = ''}} ],
[ 'sky', [@popup[:bgimg], 'sky'], nil, '',
{:command=>proc{
@tree2.backgroundimage = @images[@popup[:bgimg].value]}} ]
],
nil, '', {:menu_config=>{:tearoff=>false}}
]
end
menuspec.concat([
[ 'Background Mode',
%w(column index row visindex).collect{|val|
[ val, [@popup[:bgmode], val] , nil, '',
{:command=>proc{@tree2.backgroundmode = @popup[:bgmode].value}} ]
},
nil, '', {:menu_config=>{:tearoff=>false}}
],
[ 'Debug',
[
[ 'Data', @popup[:debug][:data], nil, '',
{:command=>proc{
@tree2.debug_configure(:data=>@popup[:debug][:data].value)
}
} ],
[ 'Display', @popup[:debug][:display], nil, '',
{:command=>proc{
@tree2.debug_configure(:display=>@popup[:debug][:display].value)
}
} ],
[ 'Enable', @popup[:debug][:enable], nil, '',
{:command=>proc{
@tree2.debug_configure(:enable=>@popup[:debug][:enable].value)
}
} ]
],
nil, '', {:menu_config=>{:tearoff=>false}}
],
[ 'Buffering',
[
[ 'none', [@popup[:doublebuffer], 'none'], nil, '',
{:command=>proc{
@tree2.doublebuffer = @popup[:doublebuffer].value
}
} ],
[ 'item', [@popup[:doublebuffer], 'item'], nil, '',
{:command=>proc{
@tree2.doublebuffer = @popup[:doublebuffer].value
}
} ],
[ 'window', [@popup[:doublebuffer], 'window'], nil, '',
{:command=>proc{
@tree2.doublebuffer = @popup[:doublebuffer].value
}
} ]
],
nil, '', {:menu_config=>{:tearoff=>false}}
],
[ 'Line style',
[
[ 'dot', [@popup[:linestyle], 'dot'], nil, '',
{:command=>proc{@tree2.linestyle = @popup[:linestyle].value}} ],
[ 'solid', [@popup[:linestyle], 'solid'], nil, '',
{:command=>proc{@tree2.linestyle = @popup[:linestyle].value}} ]
],
nil, '', {:menu_config=>{:tearoff=>false}}
],
[ 'Orient',
[
[ 'Horizontal', [@popup[:orient], 'horizontal'], nil, '',
{:command=>proc{@tree2.orient = @popup[:orient].value}} ],
[ 'Vertical', [@popup[:orient], 'vertical'], nil, '',
{:command=>proc{@tree2.orient = @popup[:orient].value}} ]
],
nil, '', {:menu_config=>{:tearoff=>false}}
],
[ 'Selectmode',
%w(list browse extended multiple single).collect{|val|
[ val, [@popup[:selectmode], val] , nil, '',
{:command=>proc{@tree2.selectmode = @popup[:selectmode].value}} ]
},
nil, '', {:menu_config=>{:tearoff=>false}}
],
[ 'Show',
[
[ 'Buttons', @popup[:show][:buttons], nil, '',
{:command=>proc{
@tree2.showbuttons = @popup[:show][:buttons].value
}
} ],
[ 'Header', @popup[:show][:header], nil, '',
{:command=>proc{
@tree2.showheader = @popup[:show][:header].value
}
} ],
[ 'Lines', @popup[:show][:lines], nil, '',
{:command=>proc{
@tree2.showlines = @popup[:show][:lines].value
}
} ],
[ 'Root', @popup[:show][:root], nil, '',
{:command=>proc{
@tree2.showroot = @popup[:show][:root].value
}
} ],
[ 'Root Button', @popup[:show][:rootbutton], nil, '',
{:command=>proc{
@tree2.showrootbutton = @popup[:show][:rootbutton].value
}
} ]
],
nil, '', {:menu_config=>{:tearoff=>false}}
],
[ 'Visible', [], nil, '', {:menu_config=>{:tearoff=>false}} ]
])
m = TkMenu.new_menuspec(menuspec, @tree2, false)
@non_clear_list << m
@mTree[@tree2] = m
end
def show_list_popup(w, x, y, rootx, rooty)
id = w.identify(x, y)
unless id.empty?
if id[0] == 'header'
col = id[1]
@popup[:column].value = col
@popup[:arrow].value = w.column_cget(col, :arrow)
@popup[:arrowside].value = w.column_cget(col, :arrowside)
@popup[:arrowgravity].value = w.column_cget(col, :arrowgravity)
@popup[:expand].value = w.column_cget(col, :expand)
@popup[:sqeeeze].value = w.column_cget(col, :squeeze)
@popup[:justify].value = w.column_cget(col, :justify)
@mHeader[w].popup(rootx, rooty)
return
end
end
m = @mTree[w].entrycget('Collapse', :menu)
m.delete(0, :end)
if (TkPackage.vcompare(Tk::TreeCtrl.package_version, '1.1') >= 0)
m.add_command(:label=>'All', :command=>proc{w.item_collapse(:all)})
else
m.add_command(:label=>'All', :command=>proc{w.collapse(:all)})
end
unless id.empty?
if id[0] == 'item'
item = id[1]
if (TkPackage.vcompare(Tk::TreeCtrl.package_version, '1.1') >= 0)
m.add_command(:label=>"Item #{item}",
:command=>proc{w.item_collapse(item)})
m.add_command(:label=>"Item #{item} (recurse)",
:command=>proc{w.item_collapse_recurse(item)})
else
m.add_command(:label=>"Item #{item}",
:command=>proc{w.collapse(item)})
m.add_command(:label=>"Item #{item} (recurse)",
:command=>proc{w.collapse_recurse(item)})
end
end
end
m = @mTree[w].entrycget('Expand', :menu)
m.delete(0, :end)
if (TkPackage.vcompare(Tk::TreeCtrl.package_version, '1.1') >= 0)
m.add_command(:label=>'All', :command=>proc{w.item_expand(:all)})
else
m.add_command(:label=>'All', :command=>proc{w.expand(:all)})
end
unless id.empty?
if id[0] == 'item'
item = id[1]
if (TkPackage.vcompare(Tk::TreeCtrl.package_version, '1.1') >= 0)
m.add_command(:label=>"Item #{item}",
:command=>proc{w.item_expand(item)})
m.add_command(:label=>"Item #{item} (recurse)",
:command=>proc{w.item_expand_recurse(item)})
else
m.add_command(:label=>"Item #{item}",
:command=>proc{w.expand(item)})
m.add_command(:label=>"Item #{item} (recurse)",
:command=>proc{w.expand_recurse(item)})
end
end
end
[:data, :display, :enable].each{|k|
@popup[:debug][k].value = w.debug_cget(k)
}
# if (TkPackage.vcompare(Tk::TreeCtrl.package_version, '1.1') >= 0)
if @has_bgimg
@popup[:bgimg].value = @images.key(w[:backgroundimage])
end
@popup[:bgmode].value = w[:backgroundmode]
@popup[:doublebuffer].value = w[:doublebuffer]
@popup[:linestyle].value = w[:linestyle]
@popup[:orient].value = w[:orient]
@popup[:selectmode].value = w[:selectmode]
@popup[:show][:buttons].value = w[:showbuttons]
@popup[:show][:header].value = w[:showheader]
@popup[:show][:lines].value = w[:showlines]
@popup[:show][:root].value = w[:showroot]
@popup[:show][:rootbutton].value = w[:showrootbutton]
m = @mTree[w].entrycget('Visible', :menu)
m.delete(0, :end)
@popup[:visible] = []
(0...(w.numcolumns)).each{|i|
@popup[:visible][i] = TkVariable.new(w.column_cget(i, :visible))
txt = w.column_cget(i, :text)
img_name = w.column_cget(i, :image)
img_name = @images.key(img_name) if img_name.kind_of?(TkImage)
m.add_checkbutton(:variable=>@popup[:visible][i],
:label=>"Column #{i} \"#{txt}\" [#{img_name}]",
:command=>proc{w.column_configure(i, :visible=>@popup[:visible][i].value)})
}
@mTree[w].popup(rootx, rooty)
end
def make_header_popup
@popup[:column] = TkVariable.new unless @popup[:column]
@popup[:arrow] = TkVariable.new
@popup[:arrowside] = TkVariable.new
@popup[:arrowgravity] = TkVariable.new
@popup[:expand] = TkVariable.new
@popup[:squeeze] = TkVariable.new
@popup[:justify] = TkVariable.new
menuspec = [
[ 'Arrow',
[
[ 'None', [@popup[:arrow], 'none'], nil, '',
{:command=>proc{
@tree2.column_configure(@popup[:column].value, :arrow=>:none)
}
} ],
[ 'Up', [@popup[:arrow], 'up'], nil, '',
{:command=>proc{
@tree2.column_configure(@popup[:column].value, :arrow=>:up)
}
} ],
[ 'Down', [@popup[:arrow], 'down'], nil, '',
{:command=>proc{
@tree2.column_configure(@popup[:column].value, :arrow=>:down)
}
} ],
'---',
[ 'Side Left', [@popup[:arrowside], 'left'], nil, '',
{:command=>proc{
@tree2.column_configure(@popup[:column].value,
:arrowside=>:left)
}
} ],
[ 'Side Right', [@popup[:arrowside], 'right'], nil, '',
{:command=>proc{
@tree2.column_configure(@popup[:column].value,
:arrowside=>:right)
}
} ],
'---',
[ 'Gravity Left', [@popup[:arrowgravity], 'left'], nil, '',
{:command=>proc{
@tree2.column_configure(@popup[:column].value,
:arrowgravity=>:left)
}
} ],
[ 'Gravity Right', [@popup[:arrowgravity], 'right'], nil, '',
{:command=>proc{
@tree2.column_configure(@popup[:column].value,
:arrowgravity=>:right)
}
} ],
],
nil, '', {:menu_config=>{:tearoff=>false}} ],
[ 'Expand', @popup[:expand], nil, '',
{:command=>proc{
@tree2.column_configure(@popup[:column].value,
:expand=>@popup[:expand].value)
}
} ],
[ 'Squeeze', @popup[:squeeze], nil, '',
{:command=>proc{
@tree2.column_configure(@popup[:column].value,
:squeeze=>@popup[:squeeze].value)
}
} ],
[ 'Justify',
[
[ 'Left', [@popup[:justify], 'left'], nil, '',
{:command=>proc{
@tree2.column_configure(@popup[:column].value, :justify=>:left)
}
} ],
[ 'Center', [@popup[:justify], 'center'], nil, '',
{:command=>proc{
@tree2.column_configure(@popup[:column].value,
:justify=>:center)
}
} ],
[ 'Right', [@popup[:justify], 'right'], nil, '',
{:command=>proc{
@tree2.column_configure(@popup[:column].value,
:justify=>:right)
}
} ]
],
nil, '', {:menu_config=>{:tearoff=>false}} ]
]
m = TkMenu.new_menuspec(menuspec, @tree2, false)
@non_clear_list << m
@mHeader[@tree2] = m
end
###########################
def init_demo_scripts_module
@demo_scripts = Module.new
master = self
has_bgimg = @has_bgimg
scriptDir = @ScriptDir
thisPlatform = @thisPlatform
randomN = @RandomN
images = @images
sel_images = @sel_images
systemButtonFace = @SystemButtonFace
systemHighlight = @SystemHighlight
systemHighlightText = @SystemHighlightText
proc_disp_styles_in_item = proc{|item|
master.instance_eval{ display_styles_in_item(item) }
}
@demo_scripts.instance_eval{
@master = master
@has_bgimg = has_bgimg
@display_styles_in_item = proc_disp_styles_in_item
@Priv = TkVarAccess.new('::TreeCtrl::Priv')
@ScriptDir = scriptDir
@thisPlatform = thisPlatform
@RandomN = randomN
@images = images
@sel_images = sel_images
@SystemButtonFace = systemButtonFace
@SystemHighlight = systemHighlight
@SystemHighlightText = systemHighlightText
}
class << @demo_scripts
def _get_binding
binding
end
private :_get_binding
def load_demo(file)
puts "load \"#{file}\"" if $DEBUG
begin
eval(IO.readlines(file).join, _get_binding())
rescue Exception => e
bt = e.backtrace
if bt[0] =~ /^([^:]+):(\d+):/
errline = $2.to_i
else
raise e
end
if bt[1] =~ /^([^:]+):(\d+):/
bt.unshift("#{file}:#{errline - $2.to_i + 1}")
raise e
else
raise e
end
end
end
def init_pics(*args)
@master.init_pics(*args)
end
end
end
def load_demo_scripts
# demo sources
[
'bitmaps',
'explorer',
'help',
'imovie',
'layout',
'mailwasher',
'outlook-folders',
'outlook-newgroup',
'random',
'www-options'
].each{|f|
@demo_scripts.load_demo(File.join(@ScriptDir, "#{f}.rb"))
}
end
###########################
def init_demo_list
@tree1.element_create('e1', :text,
:fill=>[@SystemHighlightText, ['selected', 'focus']])
@tree1.element_create('e2', :rect, :showfocus=>true,
:fill=>[
@SystemHighlight, ['selected', 'focus'],
'gray', ['selected', '!focus'],
])
@tree1.style_create('s1')
@tree1.style_elements('s1', ['e2', 'e1'])
# Tk listbox has linespace + 1 height
@tree1.style_layout('s1', 'e2', :union=>['e1'],
:ipadx=>2, :ipady=>[0, 1], :iexpand=>:e)
if (TkPackage.vcompare(Tk::TreeCtrl.package_version, '1.1') >= 0)
@tree1.defaultstyle = 's1'
end
###
[
["Random #{@RandomN[0]} Items", :demoRandom, 'random.rb'],
["Random #{@RandomN[0]} Items, Button Images", :demoRandom2, 'random.rb'],
["Outlook Express (Folders)", :demoOutlookFolders, 'outlook-folders.rb'],
["Outlook Express (Newsgroup)", :demoOutlookNewsgroup, 'outlook-newgroup.rb'],
["Explorer (Details)", :demoExplorerDetails, 'explorer.rb'],
["Explorer (List)", :demoExplorerList, 'explorer.rb'],
["Explorer (Large icons)", :demoExplorerLargeIcons, 'explorer.rb'],
["Explorer (Small icons)", :demoExplorerSmallIcons, 'explorer.rb'],
["Internet Options", :demoInternetOptions, 'www-options.rb'],
["Help Contents", :demoHelpContents, 'help.rb'],
["Layout", :demoLayout, 'layout.rb'],
["MailWasher", :demoMailWasher, 'mailwasher.rb'],
["Bitmaps", :demoBitmaps, 'bitmaps.rb'],
["iMovie", :demoIMovie, 'imovie.rb']
].each{|label, cmd, file|
item = @tree1.item_create
@tree1.item_lastchild(:root, item)
unless (TkPackage.vcompare(Tk::TreeCtrl.package_version, '1.1') >= 0)
@tree1.item_style_set(item, 0, 's1')
end
@tree1.item_text(item, 0, label)
@demoCmd[item] = cmd
@demoFile[item] = file
}
@tree1.yview_moveto(0.0)
end
def demo_set(cmd, file)
demo_clear()
clicks = Tk::Clock.clicks
@demo_scripts.__send__(cmd, @tree2)
clicks = Tk::Clock.clicks - clicks
puts "set list in #{'%.2g'%(clicks/1000000.0)} seconds (#{clicks} clicks)"
@tree2.xview_moveto(0)
@tree2.yview_moveto(0)
Tk.update
display_styles_in_list()
show_source(file)
end
def display_styles_in_list
# Create elements and styles the first time this is called
if @tree4.style_names.empty?
@tree4.element_create('e1', :text,
:fill=>[@SystemHighlightText,['selected','focus']])
@tree4.element_create('e2', :text,
:fill=>[
@SystemHighlightText, ['selected','focus'],
'', ['selected','!focus'],
'blue', []
])
@tree4.element_create('e3', :rect, :showfocus=>true,
:fill=>[
@SystemHighlight, ['selected','focus'],
'gray', ['selected', '!focus']
])
@tree4.style_create('s1')
@tree4.style_elements('s1', ['e3', 'e1'])
@tree4.style_layout('s1', 'e3', :union=>['e1'], :ipadx=>1, :ipady=>[0,1])
@tree4.style_create('s2')
@tree4.style_elements('s2', ['e3', 'e1', 'e2'])
@tree4.style_layout('s2', 'e1', :padx=>[0,4])
@tree4.style_layout('s2', 'e3', :union=>['e1', 'e2'],
:ipadx=>1, :ipady=>[0,1])
end
# Clear the list
@tree4.item_delete(:all)
# One item for each element in the demo list
@tree2.element_names.sort.each{|elem|
if (TkPackage.vcompare(Tk::TreeCtrl.package_version, '1.1') >= 0)
item = @tree4.item_create(:button=>true)
@tree4.item_collapse(item)
else
item = @tree4.item_create
@tree4.item_hasbutton(item, true)
@tree4.collapse(item)
end
@tree4.item_style_set(item, 0, 's1')
@tree4.item_text(item, 0,
"Element #{elem} (#{@tree2.element_type(elem)})")
# One item for each configuration option for this element
@tree2.element_configinfo(elem).each{|name, x, y, default, current|
item2 = @tree4.item_create
if default == current
@tree4.item_style_set(item2, 0, 's1')
@tree4.item_complex(item2, [
['e1', {:text=>"#{name} #{current.inspect}"}]
])
else
@tree4.item_style_set(item2, 0, 's2')
@tree4.item_complex(item2, [
['e1', {:text=>name}],
['e2', {:text=>current.inspect}]
])
end
@tree4.item_lastchild(item, item2)
}
@tree4.item_lastchild(:root, item)
}
# One item for each style in the demo list
@tree2.style_names.sort.each{|sty|
if (TkPackage.vcompare(Tk::TreeCtrl.package_version, '1.1') >= 0)
item = @tree4.item_create(:button=>true)
@tree4.item_collapse(item)
else
item = @tree4.item_create
@tree4.item_hasbutton(item, true)
@tree4.collapse(item)
end
@tree4.item_style_set(item, 0, 's1')
@tree4.item_text(item, 0, "Style #{sty}")
# One item for each element in the style
@tree2.style_elements(sty).each{|elem|
if (TkPackage.vcompare(Tk::TreeCtrl.package_version, '1.1') >= 0)
item2 = @tree4.item_create(:button=>true)
@tree4.item_collapse(item2)
else
item2 = @tree4.item_create
@tree4.item_hasbutton(item2, true)
@tree4.collapse(item2)
end
@tree4.item_style_set(item2, 0, 's1')
@tree4.item_text(item2, 0,
"Element #{elem} (#{@tree2.element_type(elem)})")
# One item for each layout option for this element in this style
@tree2.style_layout(sty, elem).each{|k, v|
item3 = @tree4.item_create
unless (TkPackage.vcompare(Tk::TreeCtrl.package_version, '1.1') >= 0)
@tree4.item_hasbutton(item3, false)
end
@tree4.item_style_set(item3, 0, 's1')
@tree4.item_text(item3, 0, "#{k} #{v.inspect}")
@tree4.item_lastchild(item2, item3)
}
@tree4.item_lastchild(item, item2)
}
@tree4.item_lastchild(:root, item)
}
@tree4.xview_moveto(0)
@tree4.yview_moveto(0)
end
def display_styles_in_item(item)
@tree3.column_configure(0, :text=>"Styles in item #{@tree2.index(item)}")
# Create elements and styles the first time this is called
if @tree3.style_names.empty?
@tree3.element_create('e1', :text,
:fill=>[@SystemHighlightText,['selected','focus']])
@tree3.element_create('e2', :text,
:fill=>[
@SystemHighlightText, ['selected','focus'],
'', ['selected','!focus'],
'blue', []
])
@tree3.element_create('e3', :rect, :showfocus=>true,
:fill=>[
@SystemHighlight, ['selected','focus'],
'gray', ['selected', '!focus']
])
@tree3.style_create('s1')
@tree3.style_elements('s1', ['e3', 'e1'])
@tree3.style_layout('s1', 'e3', :union=>['e1'], :ipadx=>1, :ipady=>[0,1])
@tree3.style_create('s2')
@tree3.style_elements('s2', ['e3', 'e1', 'e2'])
@tree3.style_layout('s2', 'e1', :padx=>[0,4])
@tree3.style_layout('s2', 'e3', :union=>['e1', 'e2'],
:ipadx=>1, :ipady=>[0,1])
end
# Clear the list
@tree3.item_delete(:all)
# One item for each item-column
column = 0
@tree2.item_style_set(item).each{|sty|
item2 = @tree3.item_create
if (TkPackage.vcompare(Tk::TreeCtrl.package_version, '1.1') >= 0)
@tree3.item_collapse(item2)
else
@tree3.collapse(item2)
end
@tree3.item_style_set(item2, 0, 's1')
@tree3.item_element_configure(item2, 0, 'e1',
:text=>"Column #{column}: Style #{sty}")
button = false
# One item for each element in this style
unless sty.to_s.empty?
@tree2.item_style_elements(item, column).each{|elem|
button = true
if (TkPackage.vcompare(Tk::TreeCtrl.package_version, '1.1') >= 0)
item3 = @tree3.item_create(:button=>true)
else
item3 = @tree3.item_create
@tree3.item_hasbutton(item3, true)
end
if (TkPackage.vcompare(Tk::TreeCtrl.package_version, '1.1') >= 0)
@tree3.item_collapse(item3)
else
@tree3.collapse(item3)
end
@tree3.item_style_set(item3, 0, 's1')
@tree3.item_element_configure(item3, 0, 'e1',
:text=>"Element #{elem} (#{@tree2.element_type(elem)})")
# One item for each configuration option in this element
@tree2.item_element_configinfo(item, column, elem) \
.each{|name, x, y, default, current|
item4 = @tree3.item_create
masterDefault = @tree2.element_cget(elem, name)
sameAsMaster = (masterDefault == current)
if !sameAsMaster && current == ''
sameAsMaster = true
current = masterDefault
end
if sameAsMaster
@tree3.item_style_set(item4, 0, 's1')
@tree3.item_complex(item4, [
['e1',
{:text=>"#{name} #{current.inspect}"}]
])
else
@tree3.item_style_set(item4, 0, 's2')
@tree3.item_complex(item4, [
['e1', {:text=>name}],
['e2', {:text=>current.inspect}]
])
end
@tree3.item_lastchild(item3, item4)
}
@tree3.item_lastchild(item2, item3)
}
if (TkPackage.vcompare(Tk::TreeCtrl.package_version, '1.1') >= 0)
@tree3.item_configure(item2, :button=>true) if button
else
@tree3.item_hasbutton(item2, true) if button
end
end
@tree3.item_lastchild(:root, item2)
column += 1
}
@tree3.xview_moveto(0)
@tree3.yview_moveto(0)
end
def demo_clear
# Clear the demo list
@tree2.item_delete(:all)
# Clear all bindings on the demo list added by the previous demo.
# This is why DontDelete is used for the <Selection> binding.
@tree2.notify_bindinfo(@tree2).each{|ev|
@tree2.notify_bind_remove(@tree2, ev)
}
# Clear all run-time states
@tree2.state_names.each{|st| @tree2.state_undefine(st) }
# Clear the styles-in-item list
@tree3.item_delete(:all)
# Delete columns in demo list
while (@tree2.numcolumns > 0)
@tree2.column_delete(0)
end
# Delete all styles in demo list
@tree2.style_delete(*(@tree2.style_names))
# Delete all elements in demo list
@tree2.element_delete(*(@tree2.element_names))
if (TkPackage.vcompare(Tk::TreeCtrl.package_version, '1.1') >= 0)
@tree2.item_configure(:root, :button=>false)
@tree2.item_expand(:root)
else
@tree2.item_hasbutton(:root, false)
@tree2.expand(:root)
end
# Restore some happy defaults to the demo list
# if (TkPackage.vcompare(Tk::TreeCtrl.package_version, '1.1') >= 0)
if @has_bgimg
@tree2.configure(:orient=>:vertical, :wrap=>'',
:xscrollincrement=>0, :yscrollincrement=>0,
:itemheight=>0, :showheader=>true,
:background=>'white', :scrollmargin=>0,
:xscrolldelay=>50, :yscrolldelay=>50,
:openbuttonimage=>'', :closedbuttonimage=>'',
:backgroundmode=>:row, :treecolumn=>0, :indent=>19,
:defaultstyle=>'', :backgroundimage=>'')
else
@tree2.configure(:orient=>:vertical, :wrap=>'',
:xscrollincrement=>0, :yscrollincrement=>0,
:itemheight=>0, :showheader=>true,
:background=>'white', :scrollmargin=>0,
:xscrolldelay=>50, :yscrolldelay=>50,
:openbuttonimage=>'', :closedbuttonimage=>'',
:backgroundmode=>:row, :treecolumn=>0, :indent=>19)
end
# Restore default bindings to the demo list
@tree2.bindtags = [ @tree2, Tk::TreeCtrl, @tree2.winfo_toplevel, :all ]
@tree2.winfo_children.each{|w|
w.destroy unless @non_clear_list.include?(w)
}
end
end
TkTreeCtrl_demo.new($ScriptDir)
##############################################
def cursor_window(top = nil)
top.destroy if top.kind_of?(TkWindow) && top.winfo_exist?
top = TkToplevel.new(:title=>'Cursor Window')
c = TkCanvas.new(top, :background=>'white',
:width=>50*10, :highlightthickness=>0,
:borderwidth=>0).pack(:expand=>true, :fill=>:both)
cursors = %w(
X_cursor
arrow
based_arrow_down
based_arrow_up
boat
bogosity
bottom_left_corner
bottom_right_corner
bottom_side
bottom_tee
box_spiral
center_ptr
circle
clock
coffee_mug
cross
cross_reverse
crosshair
diamond_cross
dot
dotbox
double_arrow
draft_large
draft_small
draped_box
exchange
fleur
gobbler
gumby
hand1
hand2
heart
icon
iron_cross
left_ptr
left_side
left_tee
leftbutton
ll_angle
lr_angle
man
middlebutton
mouse
pencil
pirate
plus
question_arrow
right_ptr
right_side
right_tee
rightbutton
rtl_logo
sailboat
sb_down_arrow
sb_h_double_arrow
sb_left_arrow
sb_right_arrow
sb_up_arrow
sb_v_double_arrow
shuttle
sizing
spider
spraycan
star
target
tcross
top_left_arrow
top_left_corner
top_right_corner
top_side
top_tee
trek
ul_angle
umbrella
ur_angle
watch
xterm
)
orig_cursor = c.cursor
col = 0
row = 0
cursors.each{|cur|
x = col * 50
y = row * 40
begin
c.cursor = cur
r = TkcRectangle.new(c, x, y, x+50, y+40,
:fill=>'gray90', :outline=>'black', :width=>2)
t = TkcText.new(c, x+50/2, y+4, :text=>cur, :anchor=>:n, :width=>42)
col += 1
if col >= 10
col = 0
row += 1
end
r.bind('Enter', proc{c.cursor = cur; r.fill = 'linen'})
r.bind('Leave', proc{c.cursor = ''; r.fill = 'gray90'})
t.bind('Enter', proc{c.cursor = cur})
t.bind('Leave', proc{c.cursor = ''})
rescue
c.cursor = orig_cursor
end
}
c.cursor = orig_cursor
c.height = (row + 1) * 40
end
cursor_window()
##############################################
# A little screen magnifier for X11
if Tk::PLATFORM['platform'] == 'unix' && Tk.windowingsystem != 'aqua'
def show_loupe(setting=nil)
loupe = (setting.kind_of?(Hash))? setting: {}
loupe[:zoom] = 3 unless loupe[:zoom]
loupe[:x] = 0 unless loupe[:x]
loupe[:y] = 0 unless loupe[:y]
loupe[:auto] = true unless loupe[:auto]
loupe[:delay] = 500 unless loupe[:delay]
loupe[:image] =
TkPhotoImage.new(:width=>150, :height=>150) unless loupe[:image]
top = TkToplevel.new(:geometry=>'-0+30',
:title=>'A little screen magnifier for X11')
TkLabel.new(top, :image=>loupe[:image]).pack
TkTimer.new(proc{loupe[:delay]}, -1, proc{
x, y = TkWinfo.pointerxy(Tk.root)
if loupe[:auto] || loupe[:x] != x || loupe[:y] != y
w = loupe[:image].width
h = loupe[:image].height
Tk::TreeCtrl.loupe(loupe[:image], x, y, w, h, loupe[:zoom])
loupe[:x] = x
loupe[:y] = y
end
}).start
end
show_loupe()
end
##############################################
Tk.mainloop
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