/[eiffelstudio]/branches/Eiffel_57_docking/Src/Eiffel/interface/new_graphical/commands/eb_pretty_print_cmd.e
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Contents of /branches/Eiffel_57_docking/Src/Eiffel/interface/new_graphical/commands/eb_pretty_print_cmd.e

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Revision 29952 - (show annotations)
Thu Dec 27 23:35:40 2001 UTC (18 years, 1 month ago) by xavier
Original Path: trunk/Src/bench/Eiffel/interface/new_graphical/commands/eb_pretty_print_cmd.e
File size: 3940 byte(s)
Only allow to drop object stones that have a string representation.

1 indexing
2 description: "Command that allows the user to have a nicer display for his object value %
3 %especially strings."
4 author: "Xavier Rousselot"
5 date: "$Date$"
6 revision: "$Revision$"
7
8 class
9 EB_PRETTY_PRINT_CMD
10
11 inherit
12 EB_TOOLBARABLE_AND_MENUABLE_COMMAND
13 redefine
14 mini_pixmap,
15 new_mini_toolbar_item
16 end
17
18 EB_CONSTANTS
19
20 create
21 make
22
23 feature {NONE} -- Initialization
24
25 make (a_tool: EB_OBJECT_TOOL) is
26 -- Initialize `Current' and associate it with `a_tool'.
27 do
28 tool := a_tool
29 create opened_dialogs.make (5)
30 end
31
32 feature -- Access
33
34 mini_pixmap: ARRAY [EV_PIXMAP] is
35 -- 8*8 pixmaps representing `Current'.
36 do
37 Result := Pixmaps.Icon_pretty_print_vsmall
38 end
39
40 tooltip: STRING is
41 -- Tooltip for Current.
42 do
43 Result := Interface_names.e_Pretty_print
44 end
45
46 description: STRING is
47 -- Tooltip for Current.
48 do
49 Result := Interface_names.e_Pretty_print
50 end
51
52 name: STRING is
53 -- Tooltip for Current.
54 do
55 Result := "Pretty_print"
56 end
57
58 pixmap: ARRAY [EV_PIXMAP] is
59 -- No big pixmap is necessary.
60 do
61
62 end
63
64 menu_name: STRING is
65 -- Menu name for `Current'.
66 do
67 Result := Interface_names.m_Pretty_print
68 end
69
70 new_mini_toolbar_item: EB_COMMAND_TOOL_BAR_BUTTON is
71 -- Create a new mini toolbar button for this command.
72 do
73 Result := Precursor
74 Result.drop_actions.extend (~on_stone_dropped)
75 Result.drop_actions.set_veto_pebble_function (~accepts_stone)
76 end
77
78 feature -- Measurement
79
80 feature -- Status report
81
82 associated_window: EV_WINDOW is
83 -- Window to which the child dialogs will be modeless to.
84 do
85 Result := tool.debugger_manager.debugging_window.window
86 end
87
88 feature -- Status setting
89
90 feature -- Cursor movement
91
92 feature -- Element change
93
94 feature -- Removal
95
96 feature -- Resizing
97
98 feature -- Transformation
99
100 feature -- Conversion
101
102 feature -- Duplication
103
104 feature -- Miscellaneous
105
106 feature -- Basic operations
107
108 execute is
109 -- Launch `Current' as a command.
110 -- Pop up a new empty dialog.
111 do
112 pop_up_new_dialog
113 end
114
115 refresh is
116 -- Update the state of all dialogs.
117 do
118 from
119 opened_dialogs.start
120 until
121 opened_dialogs.after
122 loop
123 opened_dialogs.item.refresh
124 opened_dialogs.forth
125 end
126 end
127
128 end_debug is
129 -- A debug session ended. We free the resources.
130 do
131 from
132 opened_dialogs.start
133 until
134 opened_dialogs.after
135 loop
136 --| No need to call `forth', `destroy' removes the items automatically.
137 opened_dialogs.item.destroy
138 end
139 end
140
141 feature -- Obsolete
142
143 feature -- Inapplicable
144
145 feature {EB_PRETTY_PRINT_DIALOG} -- Dialog
146
147 remove_dialog (d: EB_PRETTY_PRINT_DIALOG) is
148 -- Remove `d' from the list of displayed dialogs.
149 require
150 is_now_destroyed: d.is_destroyed
151 do
152 opened_dialogs.start
153 opened_dialogs.prune_all (d)
154 ensure
155 is_no_longer_known: not opened_dialogs.has (d)
156 end
157
158 feature {EB_PRETTY_PRINT_DIALOG} -- Implementation
159
160 tool: EB_OBJECT_TOOL
161 -- Object tool `Current' is linked with.
162
163 feature {NONE} -- Implementation
164
165 on_stone_dropped (st: OBJECT_STONE) is
166 -- An object was dropped on the button, display it.
167 do
168 pop_up_new_dialog
169 last_opened_dialog.set_stone (st)
170 end
171
172 accepts_stone (st: OBJECT_STONE): BOOLEAN is
173 -- Can the user drop `st'?
174 do
175 Result := (create {DUMP_VALUE}.make_object (st.object_address, st.dynamic_class)).has_formatted_output
176 end
177
178 opened_dialogs: ARRAYED_LIST [EB_PRETTY_PRINT_DIALOG]
179 -- All pretty print dialogs that are appear on the screen (linked to `Current').
180
181 pop_up_new_dialog is
182 -- Create and display a new pretty print dialog.
183 local
184 nd: EB_PRETTY_PRINT_DIALOG
185 do
186 create nd.make (Current)
187 opened_dialogs.extend (nd)
188 last_opened_dialog := nd
189 nd.raise
190 ensure
191 added_a_dialog: opened_dialogs.count = (old opened_dialogs.count) + 1
192 end
193
194 last_opened_dialog: EB_PRETTY_PRINT_DIALOG
195 -- The last dialog that `Current' opened.
196
197 end -- class EB_PRETTY_PRINT_CMD

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