Class: CmdDirWidget

Inherits:
Gtk::Frame
  • Object
show all
Defined in:
lib/unixcmd/dirview.rb

Instance Method Summary collapse

Constructor Details

#initialize ⇒ CmdDirWidget

Returns a new instance of CmdDirWidget.



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# File 'lib/unixcmd/dirview.rb', line 13

def initialize
    super

    model = Gtk::ListStore.new String, String, String, String, String, String, Gdk::Pixbuf, Integer 
    @view = Gtk::TreeView.new model
    
    Gtk::VScrollbar.new @view.vadjustment

    @view.signal_connect('row-activated') { |view, path, column| open(path) }

    scrollwnd = Gtk::ScrolledWindow.new
    scrollwnd.set_policy Gtk::POLICY_AUTOMATIC, Gtk::POLICY_AUTOMATIC

    scrollwnd.add @view

    add_child Gtk::Builder.new, scrollwnd

    checker = Gtk::CellRendererToggle.new
    checker.signal_connect('toggled') { |s, path| iter = @view.model.get_iter(path); iter[7] = ~iter[7]; }

    @view.signal_connect('key-press-event') { |s, event| key_pressed(event) }

    cols = [ Gtk::TreeViewColumn.new('', checker, :active => 7 ),
             Gtk::TreeViewColumn.new('Name'),
             Gtk::TreeViewColumn.new('Ext',  Gtk::CellRendererText.new, :text => 2),
             Gtk::TreeViewColumn.new('Size', Gtk::CellRendererText.new, :text => 3),
             Gtk::TreeViewColumn.new('Date', Gtk::CellRendererText.new, :text => 4),
             Gtk::TreeViewColumn.new('Attr', Gtk::CellRendererText.new, :text => 5) ]

    renderer = Gtk::CellRendererPixbuf.new
    cols[1].pack_start renderer, false
    cols[1].add_attribute renderer, 'pixbuf', 6

    renderer = Gtk::CellRendererText.new
    cols[1].pack_start renderer, false
    cols[1].add_attribute renderer, 'text', 1

    (1..cols.count).each do |i|
        cols[i-1].sort_column_id = i
    end

    cols.drop(2).each { |col| col.expand = false }
    cols[0].expand = false 
    cols[1].expand = true

    cols.each { |col| @view.append_column col }

    @view.selection.mode = Gtk::SELECTION_MULTIPLE

    model.set_sort_column_id 2

    self.focus_chain = [ @view ]

    grab_focus

    chdir Pathname.new '~'
end

Instance Method Details

#back ⇒ Object 



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# File 'lib/unixcmd/dirview.rb', line 74

def back() chdir @path + '..' end

#chdir(path) ⇒ Object 



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# File 'lib/unixcmd/dirview.rb', line 132

def chdir(path)
    old_path = @path == nil ? Pathname.new('') : @path 
    @path = path

    set_label @path.to_s

    reload

    if path == old_path.parent
        dirname = old_path.basename

        @view.model.each do |model, path, iter|
            if iter.get_value(0) == dirname.to_s
                @view.selection.select_path path
                @view.set_cursor path, nil, false
                break
            end
        end

    end

    if @view.selection.count_selected_rows == 0
        @view.selection.select_iter @view.model.iter_first
        @view.set_cursor @view.model.iter_first.path, nil, false
    end

    grab_focus

    signal_emit 'dir-changed'
end

#expanded_path ⇒ Object 



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# File 'lib/unixcmd/dirview.rb', line 72

def expanded_path() @path.expand_path end

#key_pressed(event) ⇒ Object 



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# File 'lib/unixcmd/dirview.rb', line 163

def key_pressed(event)
    if event.keyval == Gdk::Keyval::GDK_Insert
        @view.columns[0].visible = true

        last = nil

        @view.selection.selected_each do |model, path, iter|
            @view.selection.unselect_iter iter
            iter[7] = ~iter[7] if iter[0] != '..'
            last = iter
        end

        @view.selection.select_iter last if last && last.next!

        return true
    elsif event.keyval == Gdk::Keyval::GDK_space
        return true
    end
end

#open(path) ⇒ Object 



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# File 'lib/unixcmd/dirview.rb', line 120

def open(path)
    iter = @view.model.get_iter(path)

    file = iter.get_value 0

    if (expanded_path + Pathname.new(file)).directory?
        chdir @path + Pathname.new(file)
    else
        Launchy.open (expanded_path + Pathname.new(file)).to_s
    end
end

#path ⇒ Object 



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# File 'lib/unixcmd/dirview.rb', line 71

def path() @path end

#reload ⇒ Object 



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# File 'lib/unixcmd/dirview.rb', line 76

def reload
    model = @view.model

    model.clear

    @view.columns[0].set_visible false

    files = expanded_path.entries.sort 

    first_row = nil

    files.each do |file|
        full_path = expanded_path + file
        file_icon_path = MIME::Types.get_icon_path full_path

        next if file.to_s == '.'
        next if file.to_s == '..' && expanded_path.root?
        next if file.to_s[0] == '.' && file.to_s != '..' 

        row = model.append

        first_row = row if first_row.nil?

        row[0] = file.to_s

        if full_path.directory?
            row[1] = file.to_s + '/'
            row[3] = '<DIR>'
        else
            row[1] = file.basename('.*').to_s
            row[3] = full_path.exist? ? full_path.size.to_i.to_szstr : 0.to_szstr
        end

        row[2] = file.extname
        row[4] = Time.at(full_path.mtime).strftime '%x %R' if full_path.exist?
        row[5] = full_path.stat.mode.to_rwx if full_path.exist?
        row[6] = Gdk::Pixbuf.new file_icon_path.to_s
        row[7] = 0
    end

    @view.selection.select_iter first_row
    @view.scroll_to_cell first_row.path, @view.columns[1], false, 0.0, 0.0
end

#signal_do_dir_changed ⇒ Object 



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# File 'lib/unixcmd/dirview.rb', line 187

def signal_do_dir_changed() nil end

#view ⇒ Object 



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# File 'lib/unixcmd/dirview.rb', line 11

def view() @view end