Class: RelationBuilder

Inherits:
Gtk::ScrolledWindow
  • Object
show all
Includes:
ManqodCommon, Observable
Defined in:
lib/RelationBuilder.rb

Overview

this file is part of manqod manqod is distributed under the CDDL licence the author of manqod is Dobai-Pataky Balint([email protected])

Constant Summary

Constants included from ManqodCommon

ManqodCommon::CRITICAL, ManqodCommon::DEBUG, ManqodCommon::ERROR, ManqodCommon::INFO, ManqodCommon::NORMAL, ManqodCommon::WARNING

Constants included from Eprint

Eprint::DOMAIN, Eprint::LEVEL

Instance Attribute Summary collapse

Instance Method Summary collapse

Methods included from ManqodCommon

#add_where, #admin, #admin_cache, #admin_qrow, #admin_rows, #backtrace_to_debug, #cache, #changed_ids_of_base, #client, #client_fields, #client_image_of_id, #client_qrow, #client_query, #client_rows, #eeval, #escape_string, #getBinding, #guess_base, #guess_table, #image_of_id, #lzero, #manqod_db, #measure, #myexec, #nick, #nick_id, #number_format, #qrow, #query, #reconnect_manqod_db, #rows, #run_events, #send_message, #sendmail, #set_manqod_db_uri, #set_nick

Methods included from Eprint

#ecode, #edebug, #eerror, #einfo, #enormal, #eprint, #ewarn, #gtk_set_edebug, #set_edebug, #tell_exception

Constructor Details

#initialize(show_only_query = false) ⇒ RelationBuilder

Returns a new instance of RelationBuilder.



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
 
# File 'lib/RelationBuilder.rb', line 8

def initialize(show_only_query=false)
  @img_unique=Gdk::Pixdata.deserialize([71, 100, 107, 80, 0, 0, 1, 216, 2, 1, 0, 2, 0, 0, 0, 64, 0, 0, 0, 16, 0, 0, 0, 16, 145, 0, 0, 0, 0, 142, 102, 102, 102, 255, 130, 0, 0, 0, 0, 1, 102, 102, 102, 255, 131, 153, 153, 204, 255, 1, 102, 102, 102, 255, 136, 153, 153, 204, 255, 1, 102, 102, 102, 255, 130, 0, 0, 0, 0, 1, 102, 102, 102, 255, 131, 153, 153, 204, 255, 1, 102, 102, 102, 255, 136, 153, 153, 204, 255, 1, 102, 102, 102, 255, 130, 0, 0, 0, 0, 142, 102, 102, 102, 255, 130, 0, 0, 0, 0, 1, 102, 102, 102, 255, 131, 255, 255, 255, 255, 1, 102, 102, 102, 255, 136, 255, 255, 255, 255, 1, 102, 102, 102, 255, 130, 0, 0, 0, 0, 3, 102, 102, 102, 255, 255, 255, 255, 255, 0, 0, 0, 255, 130, 255, 255, 255, 255, 130, 204, 0, 0, 255, 131, 255, 255, 255, 255, 130, 204, 0, 0, 255, 2, 255, 255, 255, 255, 102, 102, 102, 255, 130, 0, 0, 0, 0, 1, 102, 102, 102, 255, 132, 255, 255, 255, 255, 130, 204, 0, 0, 255, 131, 255, 255, 255, 255, 130, 204, 0, 0, 255, 2, 255, 255, 255, 255, 102, 102, 102, 255, 130, 0, 0, 0, 0, 3, 102, 102, 102, 255, 255, 255, 255, 255, 0, 0, 0, 255, 130, 255, 255, 255, 255, 130, 204, 0, 0, 255, 131, 255, 255, 255, 255, 130, 204, 0, 0, 255, 2, 255, 255, 255, 255, 102, 102, 102, 255, 130, 0, 0, 0, 0, 1, 102, 102, 102, 255, 132, 255, 255, 255, 255, 130, 204, 0, 0, 255, 131, 255, 255, 255, 255, 130, 204, 0, 0, 255, 2, 255, 255, 255, 255, 102, 102, 102, 255, 130, 0, 0, 0, 0, 3, 102, 102, 102, 255, 255, 255, 255, 255, 0, 0, 0, 255, 130, 255, 255, 255, 255, 130, 204, 0, 0, 255, 131, 255, 255, 255, 255, 130, 204, 0, 0, 255, 2, 255, 255, 255, 255, 102, 102, 102, 255, 130, 0, 0, 0, 0, 1, 102, 102, 102, 255, 132, 255, 255, 255, 255, 135, 204, 0, 0, 255, 2, 255, 255, 255, 255, 102, 102, 102, 255, 130, 0, 0, 0, 0, 6, 102, 102, 102, 255, 255, 255, 255, 255, 0, 0, 0, 255, 255, 255, 255, 255, 102, 102, 102, 255, 255, 255, 255, 255, 133, 204, 0, 0, 255, 130, 255, 255, 255, 255, 1, 102, 102, 102, 255, 130, 0, 0, 0, 0, 1, 102, 102, 102, 255, 131, 255, 255, 255, 255, 1, 102, 102, 102, 255, 136, 255, 255, 255, 255, 1, 102, 102, 102, 255, 130, 0, 0, 0, 0, 142, 102, 102, 102, 255, 145, 0, 0, 0, 0]).to_pixbuf(true)
  @img_index=Gdk::Pixdata.deserialize([71, 100, 107, 80, 0, 0, 2, 106, 2, 1, 0, 2, 0, 0, 0, 64, 0, 0, 0, 16, 0, 0, 0, 16, 145, 0, 0, 0, 0, 142, 102, 102, 102, 255, 130, 0, 0, 0, 0, 1, 102, 102, 102, 255, 131, 153, 153, 204, 255, 1, 102, 102, 102, 255, 132, 153, 153, 204, 255, 5, 128, 128, 128, 255, 255, 255, 255, 255, 255, 255, 153, 255, 255, 204, 51, 255, 0, 0, 0, 255, 130, 0, 0, 0, 0, 1, 102, 102, 102, 255, 131, 153, 153, 204, 255, 1, 102, 102, 102, 255, 131, 153, 153, 204, 255, 4, 128, 128, 128, 255, 255, 255, 255, 255, 255, 255, 153, 255, 255, 204, 51, 255, 130, 0, 0, 0, 255, 130, 0, 0, 0, 0, 135, 102, 102, 102, 255, 4, 128, 128, 128, 255, 255, 255, 255, 255, 255, 255, 153, 255, 255, 204, 51, 255, 130, 0, 0, 0, 255, 1, 102, 102, 102, 255, 130, 0, 0, 0, 0, 1, 102, 102, 102, 255, 131, 255, 255, 255, 255, 1, 102, 102, 102, 255, 130, 255, 255, 255, 255, 3, 128, 128, 128, 255, 255, 255, 153, 255, 255, 204, 51, 255, 130, 0, 0, 0, 255, 2, 255, 255, 255, 255, 102, 102, 102, 255, 130, 0, 0, 0, 0, 9, 102, 102, 102, 255, 255, 255, 255, 255, 0, 0, 0, 255, 255, 255, 255, 255, 102, 102, 102, 255, 255, 255, 255, 255, 128, 128, 128, 255, 255, 255, 255, 255, 255, 204, 51, 255, 130, 0, 0, 0, 255, 130, 255, 255, 255, 255, 1, 102, 102, 102, 255, 130, 0, 0, 0, 0, 1, 102, 102, 102, 255, 131, 255, 255, 255, 255, 3, 102, 102, 102, 255, 128, 128, 128, 255, 255, 255, 255, 255, 133, 255, 204, 51, 255, 130, 0, 0, 0, 255, 130, 0, 0, 0, 0, 5, 102, 102, 102, 255, 255, 255, 255, 255, 0, 0, 0, 255, 255, 255, 255, 255, 102, 102, 102, 255, 132, 0, 0, 0, 255, 2, 255, 255, 255, 255, 255, 204, 51, 255, 130, 0, 0, 0, 255, 1, 102, 102, 102, 255, 130, 0, 0, 0, 0, 1, 102, 102, 102, 255, 131, 255, 255, 255, 255, 1, 102, 102, 102, 255, 130, 255, 255, 255, 255, 3, 128, 128, 128, 255, 255, 255, 255, 255, 255, 204, 51, 255, 130, 0, 0, 0, 255, 2, 255, 255, 255, 255, 102, 102, 102, 255, 130, 0, 0, 0, 0, 9, 102, 102, 102, 255, 255, 255, 255, 255, 0, 0, 0, 255, 255, 255, 255, 255, 102, 102, 102, 255, 255, 255, 255, 255, 128, 128, 128, 255, 255, 255, 255, 255, 255, 204, 51, 255, 130, 0, 0, 0, 255, 130, 255, 255, 255, 255, 1, 102, 102, 102, 255, 130, 0, 0, 0, 0, 1, 102, 102, 102, 255, 131, 255, 255, 255, 255, 1, 102, 102, 102, 255, 130, 255, 255, 255, 255, 1, 255, 204, 51, 255, 130, 0, 0, 0, 255, 131, 255, 255, 255, 255, 1, 102, 102, 102, 255, 130, 0, 0, 0, 0, 7, 102, 102, 102, 255, 255, 255, 255, 255, 0, 0, 0, 255, 255, 255, 255, 255, 102, 102, 102, 255, 255, 255, 255, 255, 255, 204, 51, 255, 130, 0, 0, 0, 255, 132, 255, 255, 255, 255, 1, 102, 102, 102, 255, 130, 0, 0, 0, 0, 1, 102, 102, 102, 255, 131, 255, 255, 255, 255, 2, 102, 102, 102, 255, 255, 255, 255, 255, 130, 0, 0, 0, 255, 133, 255, 255, 255, 255, 1, 102, 102, 102, 255, 130, 0, 0, 0, 0, 142, 102, 102, 102, 255, 145, 0, 0, 0, 0]).to_pixbuf(true)
  @img_primary=Gdk::Pixdata.deserialize([71, 100, 107, 80, 0, 0, 2, 190, 2, 1, 0, 2, 0, 0, 0, 64, 0, 0, 0, 16, 0, 0, 0, 16, 145, 0, 0, 0, 0, 135, 102, 102, 102, 255, 133, 0, 0, 0, 255, 130, 102, 102, 102, 255, 130, 0, 0, 0, 0, 1, 102, 102, 102, 255, 131, 153, 153, 204, 255, 10, 102, 102, 102, 255, 153, 153, 204, 255, 0, 0, 0, 255, 230, 184, 0, 255, 234, 187, 0, 255, 240, 192, 0, 255, 245, 196, 0, 255, 250, 200, 0, 255, 0, 0, 0, 255, 102, 102, 102, 255, 130, 0, 0, 0, 0, 1, 102, 102, 102, 255, 131, 153, 153, 204, 255, 7, 102, 102, 102, 255, 0, 0, 0, 255, 232, 186, 0, 255, 234, 187, 0, 255, 238, 190, 0, 255, 0, 0, 0, 255, 249, 199, 0, 255, 130, 254, 203, 0, 255, 1, 0, 0, 0, 255, 130, 0, 0, 0, 0, 133, 102, 102, 102, 255, 3, 0, 0, 0, 255, 236, 189, 0, 255, 238, 190, 0, 255, 131, 244, 195, 0, 255, 3, 252, 202, 0, 255, 249, 199, 0, 255, 0, 0, 0, 255, 130, 0, 0, 0, 0, 1, 102, 102, 102, 255, 131, 255, 255, 255, 255, 10, 102, 102, 102, 255, 255, 255, 255, 255, 0, 0, 0, 255, 251, 201, 0, 255, 253, 202, 0, 255, 245, 196, 0, 255, 239, 191, 0, 255, 234, 187, 0, 255, 0, 0, 0, 255, 102, 102, 102, 255, 130, 0, 0, 0, 0, 5, 102, 102, 102, 255, 255, 255, 255, 255, 0, 0, 0, 255, 255, 255, 255, 255, 102, 102, 102, 255, 130, 255, 255, 255, 255, 7, 0, 0, 0, 255, 250, 200, 0, 255, 243, 194, 0, 255, 236, 189, 0, 255, 0, 0, 0, 255, 255, 255, 255, 255, 102, 102, 102, 255, 130, 0, 0, 0, 0, 1, 102, 102, 102, 255, 131, 255, 255, 255, 255, 1, 102, 102, 102, 255, 131, 255, 255, 255, 255, 3, 0, 0, 0, 255, 241, 193, 0, 255, 0, 0, 0, 255, 130, 255, 255, 255, 255, 1, 102, 102, 102, 255, 130, 0, 0, 0, 0, 6, 102, 102, 102, 255, 255, 255, 255, 255, 0, 0, 0, 255, 255, 255, 255, 255, 102, 102, 102, 255, 255, 255, 255, 255, 130, 0, 0, 0, 255, 3, 249, 199, 0, 255, 242, 194, 0, 255, 0, 0, 0, 255, 130, 255, 255, 255, 255, 1, 102, 102, 102, 255, 130, 0, 0, 0, 0, 1, 102, 102, 102, 255, 131, 255, 255, 255, 255, 1, 102, 102, 102, 255, 131, 255, 255, 255, 255, 3, 0, 0, 0, 255, 243, 194, 0, 255, 0, 0, 0, 255, 130, 255, 255, 255, 255, 1, 102, 102, 102, 255, 130, 0, 0, 0, 0, 6, 102, 102, 102, 255, 255, 255, 255, 255, 0, 0, 0, 255, 255, 255, 255, 255, 102, 102, 102, 255, 255, 255, 255, 255, 130, 0, 0, 0, 255, 3, 250, 200, 0, 255, 245, 196, 0, 255, 0, 0, 0, 255, 130, 255, 255, 255, 255, 1, 102, 102, 102, 255, 130, 0, 0, 0, 0, 1, 102, 102, 102, 255, 131, 255, 255, 255, 255, 1, 102, 102, 102, 255, 131, 255, 255, 255, 255, 3, 0, 0, 0, 255, 247, 198, 0, 255, 0, 0, 0, 255, 130, 255, 255, 255, 255, 1, 102, 102, 102, 255, 130, 0, 0, 0, 0, 6, 102, 102, 102, 255, 255, 255, 255, 255, 0, 0, 0, 255, 255, 255, 255, 255, 102, 102, 102, 255, 255, 255, 255, 255, 130, 0, 0, 0, 255, 3, 252, 202, 0, 255, 248, 198, 0, 255, 0, 0, 0, 255, 130, 255, 255, 255, 255, 1, 102, 102, 102, 255, 130, 0, 0, 0, 0, 1, 102, 102, 102, 255, 131, 255, 255, 255, 255, 1, 102, 102, 102, 255, 131, 255, 255, 255, 255, 3, 0, 0, 0, 255, 249, 199, 0, 255, 0, 0, 0, 255, 130, 255, 255, 255, 255, 1, 102, 102, 102, 255, 130, 0, 0, 0, 0, 137, 102, 102, 102, 255, 1, 0, 0, 0, 255, 132, 102, 102, 102, 255, 145, 0, 0, 0, 0]).to_pixbuf(true)

  @field_style={
    'tinyint'=>Gtk::Style.new.set_bg(Gtk::STATE_NORMAL,0x4000,0x5700,0xdd00),
    'int'=>Gtk::Style.new.set_bg(Gtk::STATE_NORMAL,0x4000,0xa500,0xdd00),
    'bigint'=>Gtk::Style.new.set_bg(Gtk::STATE_NORMAL,0x4000,0xd800,0xdd00),
    'double'=>Gtk::Style.new.set_bg(Gtk::STATE_NORMAL,0x5800,0xdd00,0x4000),
    'float'=>Gtk::Style.new.set_bg(Gtk::STATE_NORMAL,0x4000,0xdd00,0x6600),
    'char'=>Gtk::Style.new.set_bg(Gtk::STATE_NORMAL,0xdd00,0x4000,0xd200),
    'tinytext'=>Gtk::Style.new.set_bg(Gtk::STATE_NORMAL,0xdd00,0xd400,0x0000),
    'text'=>Gtk::Style.new.set_bg(Gtk::STATE_NORMAL,0xdd00,0xd400,0x4000),
    'varchar'=>Gtk::Style.new.set_bg(Gtk::STATE_NORMAL,0xef00,0xe300,0x1400),
    'date'=>Gtk::Style.new.set_bg(Gtk::STATE_NORMAL,0xc000,0xb000,0x4000),
    'datetime'=>Gtk::Style.new.set_bg(Gtk::STATE_NORMAL,0xef00,0xb000,0x1000),
  }
  @field_style.each_value{|fs|
    norm=fs.bg(Gtk::STATE_NORMAL)
    fs.set_bg(Gtk::STATE_ACTIVE,norm.red,norm.green,norm.blue)
    fs.set_bg(Gtk::STATE_PRELIGHT,
      norm.red  + 0x1000,
      norm.green+ 0x1000,
      norm.blue + 0x1000)
  }

  super()
  @base_object=nil
  @rel_ed=Array.new
  @relations=Hash.new
  @tables=Hash.new
  @holder=Gtk::VBox.new
  @widget=Gtk::Fixed.new
  @widget.signal_connect("expose-event"){|me,ev| draw_focused;draw_relations; true}
  add_with_viewport(@eb=Gtk::EventBox.new.add(@widget))
  visible_window=false

  @eb.signal_connect('button-press-event'){|me,ev|
    if ev.button == 2
      @dragging = true
      @xshift=ev.x
      @yshift=ev.y
    end
    if ev.button == 3
      if @rel_ed_status == :start
        rel_edit(nil,:cancel)
      else
      menu=Gtk::Menu.new
      menu.append(newt=Gtk::ImageMenuItem.new("create table").set_image(Gtk::Image.new(Gtk::Stock::NEW,Gtk::IconSize::MENU)))
      newt.signal_connect("activate"){|me|
          dialog=Gtk::MessageDialog.new(nil,Gtk::Dialog::Flags::MODAL,Gtk::MessageDialog::QUESTION,Gtk::MessageDialog::ButtonsType::OK_CANCEL,"creating table")
          dialog.vbox.pack_start(Gtk::Label.new("table name"))
          dialog.vbox.pack_start(table_name=Gtk::Entry.new)
          dialog.show_all
          if dialog.run == Gtk::Dialog::ResponseType::OK
            client.query("CREATE TABLE `#{table_name.text}` (`id` BIGINT NOT NULL AUTO_INCREMENT PRIMARY KEY) ENGINE = MYISAM")
            add_existing_table(table_name.text)
          end
          dialog.destroy
        
      }
      
      #add tables to the menu
      menu.append(a=Gtk::ImageMenuItem.new("add existing table").set_image(Gtk::Image.new(Gtk::Stock::OPEN,Gtk::IconSize::MENU)))
      a.set_submenu(Gtk::Menu.new)
      client.query("show tables").each{|row|
        #row2=qrow("select count(id) as c from tables where name='#{row[0]}'")
        #if row2["c"]=="0"
        unless @tables.has_key?(row[0])
          a.submenu.append(tn=Gtk::ImageMenuItem.new(row[0],false).set_image(Gtk::Image.new(Gtk::Stock::ADD,Gtk::IconSize::MENU)))

          tn.signal_connect("activate",row[0],menu){|me,table_name,menu|
            #add the table
            add_existing_table(table_name)
            menu.destroy
          }
        end
      }

      menu.append(reload_srv=Gtk::ImageMenuItem.new("Reload Server Model").set_image(Gtk::Image.new(Gtk::Stock::REFRESH,Gtk::IconSize::MENU)))
      reload_srv.signal_connect("activate"){|me|
        reload_server_rb
      }

      menu.show_all
      menu.popup(nil,nil,ev.button,ev.time)
      end
    end
    true
  }
  @eb.signal_connect('button-release-event'){|me,ev|
    @dragging=false if @dragging
    true
  }
  @eb.signal_connect('motion-notify-event'){|me,event|
#     p "moving: #{px}(#{@x}) #{py}(#{@y}) H:#{hadjustment.lower} #{hadjustment.upper} V:#{vadjustment.lower} #{vadjustment.upper}"
#     ch=false
    if @dragging
      px=@xshift - self.pointer[0]
      py=@yshift - self.pointer[1]
      px=hadjustment.lower if px < hadjustment.lower
      py=vadjustment.lower if py < hadjustment.lower
      px=hadjustment.upper - hadjustment.page_size if px > hadjustment.upper - hadjustment.page_size
      py=vadjustment.upper - vadjustment.page_size if py > vadjustment.upper - vadjustment.page_size
      hadjustment.value=px
      vadjustment.value=py
    end
    true
  }

  @rel_ed_status=nil
  @dragging=false
  signal_connect("realize"){|me| @base_object.center_on_me unless @base_object.nil?}

  @show_only_query=show_only_query
end

Instance Attribute Details

#field_style ⇒ Object (readonly)

Returns the value of attribute field_style.



126
127
128
 
# File 'lib/RelationBuilder.rb', line 126

def field_style
  @field_style
end

#focused_item ⇒ Object (readonly)

Returns the value of attribute focused_item.



125
126
127
 
# File 'lib/RelationBuilder.rb', line 125

def focused_item
  @focused_item
end

#holder ⇒ Object (readonly)

Returns the value of attribute holder.



125
126
127
 
# File 'lib/RelationBuilder.rb', line 125

def holder
  @holder
end

#img_index ⇒ Object (readonly)

Returns the value of attribute img_index.



126
127
128
 
# File 'lib/RelationBuilder.rb', line 126

def img_index
  @img_index
end

#img_primary ⇒ Object (readonly)

Returns the value of attribute img_primary.



126
127
128
 
# File 'lib/RelationBuilder.rb', line 126

def img_primary
  @img_primary
end

#img_unique ⇒ Object (readonly)

Returns the value of attribute img_unique.



126
127
128
 
# File 'lib/RelationBuilder.rb', line 126

def img_unique
  @img_unique
end

#rel_ed_status ⇒ Object (readonly)

Returns the value of attribute rel_ed_status.



125
126
127
 
# File 'lib/RelationBuilder.rb', line 125

def rel_ed_status
  @rel_ed_status
end

#relations ⇒ Object (readonly)

Returns the value of attribute relations.



125
126
127
 
# File 'lib/RelationBuilder.rb', line 125

def relations
  @relations
end

#show_only_query ⇒ Object (readonly)

Returns the value of attribute show_only_query.



126
127
128
 
# File 'lib/RelationBuilder.rb', line 126

def show_only_query
  @show_only_query
end

#tables ⇒ Object (readonly)

Returns the value of attribute tables.



125
126
127
 
# File 'lib/RelationBuilder.rb', line 125

def tables
  @tables
end

#widget ⇒ Object (readonly)

Returns the value of attribute widget.



125
126
127
 
# File 'lib/RelationBuilder.rb', line 125

def widget
  @widget
end

Instance Method Details

#add_existing_table(table_name) ⇒ Object 



438
439
440
441
442
443
 
# File 'lib/RelationBuilder.rb', line 438

def add_existing_table(table_name)
  unless @tables.has_key?(table_name)
    query("insert into tables (name,rbx,rby) values('#{table_name}','#{@widget.pointer[0]}','#{@widget.pointer[1]}')")
    reload_server_rb(true,table_name)
  end
end

#build_query ⇒ Object 



452
453
454
455
 
# File 'lib/RelationBuilder.rb', line 452

def build_query
  sql=@query_id
  sql
end

#changed(notifier = nil) ⇒ Object 



460
461
462
463
464
 
# File 'lib/RelationBuilder.rb', line 460

def changed(notifier=nil)
  edebug("#{notifier} changed, notifying observers","relation-builder")
  super()
  notify_observers(self,notifier)
end

#clear ⇒ Object 



389
390
391
 
# File 'lib/RelationBuilder.rb', line 389

def clear
  @widget.queue_draw_area(0, 0, @widget.allocation.width, @widget.allocation.height)
end

#draw_focused ⇒ Object 



219
220
221
222
223
224
225
226
227
228
229
230
231
 
# File 'lib/RelationBuilder.rb', line 219

def draw_focused
  return if @focused_item.nil? || !@focused_item.realized?
  cr=@widget.window.create_cairo_context
  x1,y1=@focused_item.widget.translate_coordinates(@widget,0,0)
  width=@focused_item.widget.allocation.width
  height=@focused_item.widget.allocation.height

  cr.set_source_rgba(0.2,0.9,0.4,0.4)
  cr.set_line_width(10)

  cr.rounded_rectangle(x1-10,y1-10,width+20,height+20,20)
  cr.stroke
end

#draw_relations ⇒ Object 



233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
 
# File 'lib/RelationBuilder.rb', line 233

def draw_relations
  cr=@widget.window.create_cairo_context
  @relations.each_value{|rel|
    next unless rel.visible? && rel.handle.realized?
    begin
      x1=rel.rfield1.table.widget.translate_coordinates(@widget,0,0)[0]
      y1=rel.rfield1.translate_coordinates(@widget,0,0)[1]
      x2=rel.rfield2.table.widget.translate_coordinates(@widget,0,0)[0]
      y2=rel.rfield2.translate_coordinates(@widget,0,0)[1]
      xr,yr=rel.handle.translate_coordinates(@widget,0,0)
      if x1<x2
        t=x1
        x1=x2
        x2=t

        t=y1
        y1=y2
        y2=t

        w2,w1,wr=[rel.rfield1.table_width, rel.rfield2.table_width, rel.handle.allocation.width]
      else
        w1,w2,wr=[rel.rfield1.table_width, rel.rfield2.table_width, rel.handle.allocation.width]
      end
      high=(@focused_item == rel.rfield1.table) || (@focused_item == rel.rfield2.table)
      rescue
      x1=nil
    end
    unless x1.nil?
      y1+=rel.rfield1.allocation.height/2  #vertical midle of field1
      y2+=rel.rfield2.allocation.height/2  #vertical middle of field2
      yr+=rel.handle.allocation.height/2 #vertical middle of relation_handle
      xr+=rel.handle.allocation.width/2    #horizontal middle of relation_handle
      m1,m2=[0,0]

#       f1=Math.atan(1.0*(yr-y1)/(x1-xr))
#       f2=Math.atan(1.0*(yr-y2)/(x2-xr))
#       f3=(f1+f2)/2

      if x1+w1/2 < xr
        x1+=w1
        d1=1
        m1=x1-xr
        else
        m1=xr-x1
        d1=-1
      end

      if x2+w2/2 < xr
        x2+=w2
        m2=x2-xr
        d2=1
        else
        m2=xr-x2
        d2=-1
      end

      f1=Math.atan(1.0*(yr-y1)/(x1-xr))
      f1=f1-Math::PI if xr>x1

      f2=Math.atan(1.0*(yr-y2)/(x2-xr))
      f2=f2-Math::PI if xr>x2

      f3=(f1+f2)/2+Math::PI/2
#       f3=f3-Math::PI if xr>x1 && x1<x2 || x1>x2 && xr>x2

      r1=((x1-xr).abs+(yr-y1).abs)/2
      r2=((x2-xr).abs+(yr-y2).abs)/2

      #draw highlighted
      if high
        cr.set_source_rgba(0.9,0.9,0.2,0.4)
        cr.set_line_width(8)
        #arrow
        cr.move_to(x2+5*(m2<=>0),y2-5)
        cr.line_to(x2,y2)
        cr.line_to(x2+5*(m2<=>0),y2+5)
        #second arrow
        if rel.rel_type == "o"
          cr.move_to(x1+5*(m1<=>0),y1-5)
          cr.line_to(x1,y1)
          cr.line_to(x1+5*(m1<=>0),y1+5)
        end
        #relation
        cr.move_to(x1,y1)
        cr.curve_to(x1+r1*d1,y1, xr+r1*Math.cos(f3),yr-r1*Math.sin(f3),xr,yr)

        cr.move_to(x2,y2)
        cr.curve_to(x2+r2*d2,y2, xr+r2*Math.cos(f3-Math::PI),yr-r2*Math.sin(f3-Math::PI),xr,yr)
        cr.stroke
      end

      if rel.active?
        cr.set_source_rgba(0,0,1,0.8)
        cr.set_line_width(4)
        else
        cr.set_source_rgba(0,0.4,0,0.8)
        cr.set_line_width(2)
      end

      #draw arrow
      cr.move_to(x2+5*d2,y2-5)
      cr.line_to(x2,y2)
      cr.line_to(x2+5*d2,y2+5)
      
      if rel.rel_type == "o"
        #draw second arrow
        cr.move_to(x1+5*d1,y1-5)
        cr.line_to(x1,y1)
        cr.line_to(x1+5*d1,y1+5)
      end

      
      cr.move_to(x1,y1)
      cr.curve_to(x1+r1*d1,y1, xr+r1*Math.cos(f3),yr-r1*Math.sin(f3),xr,yr)

      cr.move_to(x2,y2)
      cr.curve_to(x2+r2*d2,y2, xr+r2*Math.cos(f3-Math::PI),yr-r2*Math.sin(f3-Math::PI),xr,yr)

      cr.stroke
=begin
      #draw control angle 1
      cr.set_source_rgba(0.1,0.9,0.1,0.8).set_line_width(0.5).set_dash(5)
      cr.move_to(xr,yr).line_to(xr+r1*Math.cos(f1),yr-r1*Math.sin(f1))
      cr.stroke

      #draw control angle 2
      cr.set_source_rgba(0.1,0.1,0.9,0.8).set_line_width(0.5).set_dash(10)
      cr.move_to(xr,yr).line_to(xr+r2*Math.cos(f2),yr-r2*Math.sin(f2))
      cr.stroke
      
      #draw the control points

      cr.set_dash(100000)

      cr.set_source_rgba(0.9,0.1,0.1,0.4)
      cr.set_line_width(1)

      cr.move_to(x1,y1)
      cr.line_to(x1+r1*d1,y1)
      cr.move_to(xr,yr)
      cr.line_to(xr+r1*Math.cos(f3),yr-r1*Math.sin(f3))

      cr.stroke
      cr.set_source_rgba(0.1,0.1,0.9,0.4)

      cr.move_to(x2,y2)
      cr.line_to(x2+r2*d2,y2)
      cr.move_to(xr,yr)
      cr.line_to(xr+r2*Math.cos(f3-Math::PI),yr-r2*Math.sin(f3-Math::PI))

      cr.stroke
=end

    end
  }
end

#find_relation(rfield1, rfield2) ⇒ Object 



411
412
413
414
415
416
417
418
419
 
# File 'lib/RelationBuilder.rb', line 411

def find_relation(rfield1,rfield2)
  rel=nil
  @relations.each_value{|r| 
    if [r.rfield1,r.rfield2] == [rfield1,rfield2] or [r.rfield1,r.rfield2] == [rfield2,rfield1]
      rel=r 
    end
    }
  rel
end

#inspect ⇒ Object 



195
196
197
 
# File 'lib/RelationBuilder.rb', line 195

def inspect
  title
end

#rel_edit(rfield, status) ⇒ Object 



393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
 
# File 'lib/RelationBuilder.rb', line 393

def rel_edit(rfield,status)
  @rel_ed_status=status
#   @rel_ed.push(rfield) if rfield.active?
  case status
    when :start
      x1,y1=rfield.translate_coordinates(@widget,0,0)
      @rel_in_ed=Relation.new(self,{"src_table" => rfield.table_name, "src_field" => rfield.field_name, "rbx" => x1-30, "rby" => y1-30})
      @relations[0]=@rel_in_ed
      @rel_in_ed.show_me
    when :finish
      @rel_in_ed.set_rfield2(rfield)
      @rel_in_ed.edit
      @rel_in_ed.show_me
    when :cancel
      @rel_in_ed.remove
  end
end

#reload(target = nil) ⇒ Object 



149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
 
# File 'lib/RelationBuilder.rb', line 149

def reload(target=nil)
  @search_window=SearchWindow.new(self) unless @search_window
  @rq_window=RunQuery.new(self) unless @rq_window

  ctables=cache.get("tables")
  crelations=cache.get("relations")
  ctables.each_pair{|table_name,table|
    if @tables.has_key?(table_name)
      @tables[table_name].update(table)
    else
      @tables[table_name]=RTable.new(self,table)
    end
  }
  crelations.each_pair{|rel_id,rel|
    if @relations.has_key?(rel_id)
      @relations[rel_id].reload(rel)
    else
      @relations[rel_id]=Relation.new(self,rel)
    end
  }
  review_all
end

#reload_server_rb(reload_me_too = true, table = nil, relation = nil) ⇒ Object 



445
446
447
448
449
450
 
# File 'lib/RelationBuilder.rb', line 445

def reload_server_rb(reload_me_too=true,table=nil,relation=nil)
  Thread.new{
    ManqodDB.instance.manqod_db.relation_builder.update(table,relation) if ManqodDB.instance.manqod_db.relation_builder
    reload if reload_me_too
  }
end

#remove_table(table, from_sql = false) ⇒ Object 



421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
 
# File 'lib/RelationBuilder.rb', line 421

def remove_table(table,from_sql=false)
  @tables[table].fields.each{|field,field_wg|
    @relations.each_value{|rel|
      if rel.rfield1 == field_wg or rel.rfield2 == field_wg
        edebug("removing #{rel}","relation-builder")
        rel.remove
      end
    }
  }
  query("delete from tables where id='#{@tables[table].table_id}'")
  client.query("drop table `#{table}`") if from_sql
  @tables[table].widget.destroy
  @tables.delete(table)
  reload_server_rb(true,table)
  changed(@tables[table])
end

#review_all ⇒ Object 



172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
 
# File 'lib/RelationBuilder.rb', line 172

def review_all
  if @show_only_query
    #show only related to query
    @tables.each_value{|table| table.set_visibility(false)}
    @relations.each_value{|rel| rel.set_visibility(rel.active?)}
    @relations.each_value{|rel|
      if rel.active?
        rel.rfield1.table.show_neighbours
        rel.rfield2.table.show_neighbours
      end
    }
    @base_object.show_neighbours if @base_object
  else
    #show all
    @tables.each_value{|table| table.set_visibility(true)}
    @relations.each_value{|rel| rel.set_visibility(true)}
  end
  clear
end

#set_base_object(new_bo) ⇒ Object 



456
457
458
459
 
# File 'lib/RelationBuilder.rb', line 456

def set_base_object(new_bo)
  @base_object=new_bo
  @base_object.center_on_me
end

#set_focused_item(item) ⇒ Object 



202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
 
# File 'lib/RelationBuilder.rb', line 202

def set_focused_item(item)
  return if @focused_item == item
  if !@focused_item.nil?
    @focused_item.set_state(Gtk::STATE_NORMAL)
    @focused_item.dragging=false
  end
  @focused_item=item
  set_focus_child(@focused_item)
  if !@focused_item.nil?
    @focused_item.set_state(Gtk::STATE_PRELIGHT) 
    @focused_item.set_has_focus(true)
  end
  clear
#   info.update(focused_item)
  @focused_item
end

#table_by_id(table_id) ⇒ Object 



132
133
134
135
136
137
138
139
140
141
 
# File 'lib/RelationBuilder.rb', line 132

def table_by_id(table_id)
  found=nil
  @tables.each_pair{|table_name,tableo|
    if tableo.table_id.to_i == table_id.to_i
      found=tableo
      break
    end
  }
  found
end

#table_by_name(table_name) ⇒ Object 



128
129
130
 
# File 'lib/RelationBuilder.rb', line 128

def table_by_name(table_name)
  tables[table_name]
end

#title ⇒ Object 



192
193
194
 
# File 'lib/RelationBuilder.rb', line 192

def title
  "Relation Builder on #{manqod_db}"
end

#to_s ⇒ Object 



198
199
200
 
# File 'lib/RelationBuilder.rb', line 198

def to_s
  inspect
end

#update(notifier = nil) ⇒ Object 



143
144
145
146
147
 
# File 'lib/RelationBuilder.rb', line 143

def update(notifier=nil)
  reload
  @search_window.update(get_ancestor(Gtk::Window))
  @rq_window.update(get_ancestor(Gtk::Window))
end