mirror of
https://github.com/ruby/ruby.git
synced 2022-11-09 12:17:21 -05:00
406 lines
13 KiB
Ruby
406 lines
13 KiB
Ruby
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#
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# Demo: Help contents
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#
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def demoHelpContents(t)
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height = t.font.metrics(:linespace) + 2
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hehght = 18 if height < 18
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t.configure(:showroot=>false, :showbuttons=>false, :showlines=>false,
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:itemheight=>height, :selectmode=>:browse)
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init_pics('help-*')
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if (TkPackage.vcompare(Tk::TreeCtrl.package_version, '1.1') >= 0)
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t.column_create(:text=>'Help Contents')
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else # TreeCtrl 1.0
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t.column_configure(0, :text=>'Help Contents')
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end
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# Define a new item state
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t.state_define('mouseover')
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t.element_create('e1', :image, :image=>@images['help-page'])
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t.element_create('e2', :image, :image=>[
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@images['help-book-open'], ['open'],
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@images['help-book-closed'], [],
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])
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t.element_create('e3', :text,
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:font=>[t.font.dup.underline(true), ['mouseover']],
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:fill=>[
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@SystemHighlightText, ['selected', 'focus'],
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'blue', ['mouseover']
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])
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t.element_create('e4', :rect, :showfocus=>true,
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:fill=>[@SystemHighligh, ['selected', 'focus']])
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# book
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s = t.style_create('s1')
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t.style_elements(s, ['e4', 'e1', 'e3'])
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t.style_layout(s, 'e1', :padx=>[0,4], :expand=>:ns)
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t.style_layout(s, 'e3', :expand=>:ns)
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t.style_layout(s, 'e4', :union=>['e3'], :iexpand=>:ns, :ipadx=>2)
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# page
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s = t.style_create('s2')
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t.style_elements(s, ['e4', 'e2', 'e3'])
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t.style_layout(s, 'e2', :padx=>[0,4], :expand=>:ns)
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t.style_layout(s, 'e3', :expand=>:ns)
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t.style_layout(s, 'e4', :union=>['e3'], :iexpand=>:ns, :ipadx=>2)
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parentList = [:root, '', '', '', '', '', '']
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parent = :root
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[
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[0, 's1', "Welcome to Help"],
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[0, 's2', "Introducing Windows 98"],
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[1, 's2', "How to Use Help"],
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[2, 's1', "Find a topic"],
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[2, 's1', "Get more out of help"],
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[1, 's2', "Register Your Software"],
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[2, 's1', "Registering Windows 98 online"],
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[1, 's2', "What's New in Windows 98"],
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[2, 's1', "Innovative, easy-to-use features"],
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[2, 's1', "Improved reliability"],
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[2, 's1', "A faster operating system"],
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[2, 's1', "True Web integration"],
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[2, 's1', "More entertaining and fun"],
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[1, 's2', "If You're New to Windows 98"],
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[2, 's2', "Tips for Macintosh Users"],
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[3, 's1', "Why does the mouse have two buttons?"]
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].each{|depth, style, text|
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item = t.item_create
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t.item_style_set(item, 0, style)
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t.item_element_configure(item, 0, 'e3', :text=>text)
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if (TkPackage.vcompare(Tk::TreeCtrl.package_version, '1.1') >= 0)
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t.item_collapse(item)
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else # TreeCtrl 1.0
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t.collapse(item)
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end
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t.item_lastchild(parentList[depth], item)
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depth += 1
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parentList[depth] = item
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}
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treeCtrlHelp = TkBindTag.new
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treeCtrlHelp.bind('Double-ButtonPress-1',
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proc{|w, x, y|
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if w.identify(x, y)[0] == 'header'
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Tk::TreeCtrl::BindCallback.doubleButton1(w, x, y)
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else
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helpButton1(w, x, y)
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end
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Tk.callback_break
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}, '%W %x %y')
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treeCtrlHelp.bind('ButtonPress-1',
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proc{|w, x, y|
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helpButton1(w, x, y)
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Tk.callback_break
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}, '%W %x %y')
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treeCtrlHelp.bind('Button1-Motion',
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proc{|w, x, y|
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helpMotion1(w, x, y)
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Tk.callback_break
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}, '%W %x %y')
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treeCtrlHelp.bind('Button1-Leave',
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proc{|w, x, y|
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helpLeave1(w, x, y)
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Tk.callback_break
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}, '%W %x %y')
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treeCtrlHelp.bind('ButtonRelease-1',
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proc{|w, x, y|
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helpRelease1(w, x, y)
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Tk.callback_break
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}, '%W %x %y')
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treeCtrlHelp.bind('Motion', proc{|w, x, y| helpMotion(w, x, y) }, '%W %x %y')
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treeCtrlHelp.bind('Leave', proc{|w, x, y| helpMotion(w, x, y) }, '%W %x %y')
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treeCtrlHelp.bind('Button1-Motion',
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proc{|w, x, y|
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if w.selection_get.length == 1
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if (TkPackage.vcompare(Tk::TreeCtrl.package_version,
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'1.1') >= 0)
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w.item_toggle(w.selection_get[0])
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else # TreeCtrl 1.0
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w.toggle(w.selection_get[0])
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end
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end
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Tk.callback_break
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}, '%W %x %y')
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@Priv[:help, :prev] = ''
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t.bindtags = [ t, treeCtrlHelp, Tk::TreeCtrl, t.winfo_toplevel, :all ]
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end
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# This is an alternate implementation that does not define a new item state
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# to change the appearance of the item under the cursor.
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def demoHelpContents2(t)
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height = t.font.metrics(:linespace) + 2
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hehght = 18 if height < 18
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t.configure(:showroot=>false, :showbuttons=>false, :showlines=>false,
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:itemheight=>height, :selectmode=>:browse)
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init_pics('help-*')
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if (TkPackage.vcompare(Tk::TreeCtrl.package_version, '1.1') >= 0)
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t.column_create(:text=>'Help Contents')
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else # TreeCtrl 1.0
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t.column_configure(0, :text=>'Help Contents')
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end
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t.element_create('e1', :image, :image=>@images['help-page'])
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t.element_create('e2', :image, :image=>[
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@images['help-book-open'], ['open'],
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@images['help-book-closed'], [],
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])
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t.element_create('e3', :text,
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:fill=>[
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@SystemHighlightText, ['selected', 'focus'],
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'blue', []
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])
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t.element_create('e4', :rect, :showfocus=>true,
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:fill=>[@SystemHighligh, ['selected', 'focus']])
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t.element_create('e5', :text, :font=>t.font.dup.underline(true),
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:fill=>[
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@SystemHighlightText, ['selected', 'focus'],
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'blue', []
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])
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# book
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s = t.style_create('s1')
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t.style_elements(s, ['e4', 'e1', 'e3'])
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t.style_layout(s, 'e1', :padx=>[0,4], :expand=>:ns)
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t.style_layout(s, 'e3', :expand=>:ns)
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t.style_layout(s, 'e4', :union=>['e3'], :iexpand=>:ns, :ipadx=>2)
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# page
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s = t.style_create('s2')
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t.style_elements(s, ['e4', 'e2', 'e3'])
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t.style_layout(s, 'e2', :padx=>[0,4], :expand=>:ns)
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t.style_layout(s, 'e3', :expand=>:ns)
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t.style_layout(s, 'e4', :union=>['e3'], :iexpand=>:ns, :ipadx=>2)
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# book (focus)
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s = t.style_create('s1.f')
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t.style_elements(s, ['e4', 'e1', 'e5'])
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t.style_layout(s, 'e1', :padx=>[0,4], :expand=>:ns)
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t.style_layout(s, 'e5', :expand=>:ns)
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t.style_layout(s, 'e4', :union=>['e5'], :iexpand=>:ns, :ipadx=>2)
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# page (focus)
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s = t.style_create('s2')
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t.style_elements(s, ['e4', 'e2', 'e5'])
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t.style_layout(s, 'e2', :padx=>[0,4], :expand=>:ns)
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t.style_layout(s, 'e5', :expand=>:ns)
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t.style_layout(s, 'e4', :union=>['e5'], :iexpand=>:ns, :ipadx=>2)
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parentList = [:root, '', '', '', '', '', '']
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parent = :root
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[
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[0, 's1', "Welcome to Help"],
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[0, 's2', "Introducing Windows 98"],
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[1, 's2', "How to Use Help"],
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[2, 's1' "Find a topic"],
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[2, 's1', "Get more out of help"],
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[1, 's2', "Register Your Software"],
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[2, 's1', "Registering Windows 98 online"],
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[1, 's2', "What's New in Windows 98"],
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[2, 's1', "Innovative, easy-to-use features"],
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[2, 's1', "Improved reliability"],
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[2, 's1', "A faster operating system"],
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[2, 's1', "True Web integration"],
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[2, 's1', "More entertaining and fun"],
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[1, 's2', "If You're New to Windows 98"],
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[2, 's2', "Tips for Macintosh Users"],
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[3, 's1', "Why does the mouse have two buttons?"]
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].each{|depth, style, text|
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item = t.item_create
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t.item_style_set(item, 0, style)
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t.item_element_configure(item, 0, 'e3', :text=>text)
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if (TkPackage.vcompare(Tk::TreeCtrl.package_version, '1.1') >= 0)
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t.item_collapse(item)
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else # TreeCtrl 1.0
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t.collapse(item)
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end
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t.item_lastchild(parentList[depth], item)
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depth += 1
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parentList[depth] = item
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}
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treeCtrlHelp = TkBindTag.new
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treeCtrlHelp.bind('Double-ButtonPress-1',
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proc{|w, x, y|
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if w.identify(x, y)[0] == 'header'
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Tk::TreeCtrl::BindCallback.doubleButton1(w, x, y)
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else
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helpButton1(w, x, y)
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end
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Tk.callback_break
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}, '%W %x %y')
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treeCtrlHelp.bind('ButtonPress-1',
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proc{|w, x, y|
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helpButton1(w, x, y)
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Tk.callback_break
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}, '%W %x %y')
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treeCtrlHelp.bind('Button1-Motion',
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proc{|w, x, y|
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helpMotion1(w, x, y)
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Tk.callback_break
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}, '%W %x %y')
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treeCtrlHelp.bind('Button1-Leave',
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proc{|w, x, y|
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helpLeave1(w, x, y)
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Tk.callback_break
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}, '%W %x %y')
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treeCtrlHelp.bind('ButtonRelease-1',
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proc{|w, x, y|
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helpRelease1(w, x, y)
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Tk.callback_break
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}, '%W %x %y')
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treeCtrlHelp.bind('Motion', proc{|w, x, y| helpMotion(w, x, y) }, '%W %x %y')
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treeCtrlHelp.bind('Leave', proc{|w, x, y| helpMotion(w, x, y) }, '%W %x %y')
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treeCtrlHelp.bind('Button1-Motion',
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proc{|w, x, y|
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if w.selection_get.length == 1
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w.item_toggle(w.selection_get[0])
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end
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Tk.callback_break
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}, '%W %x %y')
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@Priv[:help, :prev] = ''
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t.bindtags = [ t, treeCtrlHelp, Tk::TreeCtrl, t.winfo_toplevel, :all ]
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end
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def helpButton1(w, x, y)
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w.set_focus
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id = w.identify(x, y)
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@Priv['buttonMode'] = ''
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if id[0] == 'header'
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Tk::TreeCtrl::BindCallback.buttonPress1(w, x, y)
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elsif id[0] == 'item'
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item = id[1]
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# didn't click an element
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return if id.length != 6
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if w.selection_includes(item)
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w.toggle(item)
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return
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end
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if w.selection_get.length > 0
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item2 = w.selection_get[0]
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if (TkPackage.vcompare(Tk::TreeCtrl.package_version, '1.1') >= 0)
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w.item_collapse(item2)
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else # TreeCtrl 1.0
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w.collapse(item2)
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end
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w.item_ancestors(item2).each{|i|
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if (TkPackage.vcompare(Tk::TreeCtrl.package_version, '1.1') >= 0)
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w.item_collapse(i) if w.compare(item, '!=', i)
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else # TreeCtrl 1.0
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w.collapse(i) if w.compare(item, '!=', i)
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end
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}
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end
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w.activate(item)
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if (TkPackage.vcompare(Tk::TreeCtrl.package_version, '1.1') >= 0)
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w.item_ancestors(item).each{|i|
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w.item_expand(i)
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}
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w.item_toggle(item)
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else # TreeCtrl 1.0
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w.expand(*(w.item_ancestors(item)))
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w.toggle(item)
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end
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w.selection_modify(item, :all)
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end
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end
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def helpMotion1(w, x, y)
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case @Priv['buttonMode']
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when 'resize', 'header'
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Tk::TreeCtrl::BindCallback.motion1(w, x, y)
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end
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end
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def helpLeave1(w, x, y)
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# This is called when I do ButtonPress-1 on Unix for some reason,
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# and buttonMode is undefined.
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return unless @Priv.exist?('buttonMode')
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case @Priv['buttonMode']
|
||
|
|
when 'header'
|
||
|
|
w.column_configure(@Priv['column'], :sunken=>false)
|
||
|
|
end
|
||
|
|
end
|
||
|
|
|
||
|
|
def helpRelease1(w, x, y)
|
||
|
|
case @Priv['buttonMode']
|
||
|
|
when 'resize', 'header'
|
||
|
|
Tk::TreeCtrl::BindCallback.Release1(w, x, y)
|
||
|
|
end
|
||
|
|
@Priv['buttonMode'] = ''
|
||
|
|
end
|
||
|
|
|
||
|
|
def helpMotion(w, x, y)
|
||
|
|
id = w.identify(x, y)
|
||
|
|
if id.empty?
|
||
|
|
elsif id[0] == 'header'
|
||
|
|
elsif id[0] == 'item'
|
||
|
|
item = id[1]
|
||
|
|
if id.length == 6
|
||
|
|
if @Priv[:help, :prev] != TkComm._get_eval_string(item)
|
||
|
|
if @Priv[:help, :prev] != ''
|
||
|
|
w.item_state_set(@Priv[:help, :prev], '!mouseover')
|
||
|
|
end
|
||
|
|
w.item_state_set(item, 'mouseover')
|
||
|
|
@Priv[:help, :prev] = item
|
||
|
|
end
|
||
|
|
return
|
||
|
|
end
|
||
|
|
end
|
||
|
|
if @Priv[:help, :prev] != ''
|
||
|
|
w.item_state_set(@Priv[:help, :prev], '!mouseover')
|
||
|
|
@Priv[:help, :prev] = ''
|
||
|
|
end
|
||
|
|
end
|
||
|
|
|
||
|
|
# Alternate implementation doesn't rely on mouseover state
|
||
|
|
def helpMotion2(w, x, y)
|
||
|
|
id = w.identify(x, y)
|
||
|
|
if id[0] == 'header'
|
||
|
|
elsif !id.empty?
|
||
|
|
item = id[1]
|
||
|
|
if id.kength == 6
|
||
|
|
if @Priv[:help, :prev] != TkComm._get_eval_string(item)
|
||
|
|
if @Priv[:help, :prev] != ''
|
||
|
|
style = w.item_style_set(@Priv[:help, :prev], 0)
|
||
|
|
style.sub!(/\.f$/, '')
|
||
|
|
w.item_style_map(@Priv[:help, :prev], 0, style, ['e5', 'e3'])
|
||
|
|
end
|
||
|
|
style = w.item_style_set(item, 0)
|
||
|
|
w.item_style_map(item, 0, style + '.f', ['e3', 'e5'])
|
||
|
|
@Priv[:help, :prev] = item
|
||
|
|
end
|
||
|
|
return
|
||
|
|
end
|
||
|
|
end
|
||
|
|
if @Priv[:help, :prev] != ''
|
||
|
|
style = w.item_style_set(@Priv[:help, :prev], 0)
|
||
|
|
style.sub!(/\.f$/, '')
|
||
|
|
w.item_style_map(@Priv[:help, :prev], 0, style, ['e5', 'e3'])
|
||
|
|
@Priv[:help, :prev] = ''
|
||
|
|
end
|
||
|
|
end
|