1
2
3
4
5
6
7
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
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
|
/* This file is part of the KDE libraries
Copyright (C) 2001 Joseph Wenninger <jowenn@kde.org>
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public
License version 2 as published by the Free Software Foundation.
This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Library General Public License for more details.
You should have received a copy of the GNU Library General Public License
along with this library; see the file COPYING.LIB. If not, write to
the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
Boston, MA 02110-1301, USA.
*/
#ifndef __ktexteditor_codecompletioninterface_h__
#define __ktexteditor_codecompletioninterface_h__
#include <tqstring.h>
#include <tqstringlist.h>
#include <tdelibs_export.h>
namespace KTextEditor
{
/**
* An item for the completion popup. <code>text</code> is the completed string,
* <code>prefix</code> appears in front of it, <code>suffix</code> appears after it.
* <code>type</code> does not appear in the completion list.
* <code>prefix</code>, <code>suffix</code>, and <code>type</code> are not part of the
* inserted text if a completion takes place. <code>comment</code> appears in a tooltip right of
* the completion list for the currently selected item. <code>userdata</code> can be
* free formed data, which the user of this interface can use in
* CodeCompletionInterface::filterInsertString().
*
*
*/
class KTEXTEDITOR_EXPORT CompletionEntry
{
public:
TQString type;
TQString text;
TQString prefix;
TQString postfix;
TQString comment;
TQString userdata;
bool operator==( const CompletionEntry &c ) const {
return ( c.type == type &&
c.text == text &&
c.postfix == postfix &&
c.prefix == prefix &&
c.comment == comment &&
c.userdata == userdata);
}
};
/**
* This is an interface for the KTextEditor::View class. It can be used
* to show completion lists, i.e. lists that pop up while a user is typing.
* The user can then choose from the list or he can just keep typing. The
* completion list will disappear if an item is chosen, if no completion
* is available or if the user presses Esc etc. The contents of the list
* is automatically adapted to the string the user types.
*
* There are other signals, which may be implmemented, but aren't documented here, because
* it would have been a BIC change...:
*
* void completionExtendedComment(CompletionEntry)
*
* This is emitted when the user has completed the argument entry (ie. enters the wrapping symbol(s)
* void argHintCompleted()
*
* This is emitted when there is a reason other than completion for the hint being hidden.
* void argHintAborted()
*
* This is emitted when a code completion box is about to be displayed
* void aboutToShowCompletionBox()
*
*/
class KTEXTEDITOR_EXPORT CodeCompletionInterface
{
friend class PrivateCodeCompletionInterface;
public:
CodeCompletionInterface();
virtual ~CodeCompletionInterface();
unsigned int codeCompletionInterfaceNumber () const;
protected:
void setCodeCompletionInterfaceDCOPSuffix (const TQCString &suffix);
public:
//
// slots !!!
//
/**
* This shows an argument hint.
*/
virtual void showArgHint (TQStringList functionList, const TQString& strWrapping, const TQString& strDelimiter) = 0;
/**
* This shows a completion list. @p offset is the real start of the text that
* should be completed. <code>0</code> means that the text starts at the current cursor
* position. if @p casesensitive is @p true, the popup will only contain completions
* that match the input text regarding case.
*/
virtual void showCompletionBox (TQValueList<CompletionEntry> complList,int offset=0, bool casesensitive=true)=0;
//
// signals !!!
//
public:
/**
* This signal is emitted when the completion list disappears and no completion has
* been done. This is the case e.g. when the user presses Escape.
*
* IMPORTANT: Please check if a connect to this signal worked, and implement some fallback
* when the implementation doesn't support it
*
* IMPORTANT FOR IMPLEMENTERS: When you don't support this signal, please just override the inherited
* function, if you support it, declare it as a signal
*/
virtual void completionAborted()=0;
/**
* This signal is emitted when the completion list disappears and a completion has
* been inserted into text. This is the case e.g. when the user presses Return
* on a selected item in the completion list.
*
* IMPORTANT: Please check if a connect to this signal worked, and implement some fallback
* when the implementation doesn't support it
*
* IMPORTANT FOR IMPLEMENTERS: When you don't support this signal, please just override the inherited
* function, if you support it, declare it as a signal
*/
virtual void completionDone()=0;
/**
* This signal is the same as completionDone(), but additionally it carries
* the information which completion item was used.
*
* IMPORTANT: Please check if a connect to this signal worked, and implement some fallback
* when the implementation doesn't support it
*
* IMPORTANT: The pointer to the CompleteionEntry, is only valid in the slots connected to this signal
* when the connected slots are left, the data element may be destroyed, depending on the implementation
*
* IMPORTANT FOR IMPLEMENTERS: When you don't support this signal, please just override the inherited
* function, if you support it, declare it as a signal.
*
*/
virtual void completionDone(CompletionEntry)=0;
/**
* This signal is emitted when the argument hint disappears.
* This is the case e.g. when the user moves the cursor somewhere else.
*
* IMPORTANT: Please check if a connect to this signal worked, and implement some fallback
* when the implementation doesn't support it
*
* IMPORTANT FOR IMPLEMENTERS: When you don't support this signal, please just override the inherited
* function, if you support it, declare it as a signal
*/
virtual void argHintHidden()=0;
/**
* This signal is emitted just before a completion takes place.
* You can use it to modify the CompletionEntry. The modified
* entry will not be visible in the completion list (because that has
* just disappeared) but it will be used when the completion is
* inserted into the text.
*
* IMPORTANT: Please check if a connect to this signal worked, and implement some fallback
* when the implementation doesn't support it
*
* IMPORTANT FOR IMPLEMENTERS: When you don't support this signal, please just override the inherited
* function, if you support it, declare it as a signal
*/
virtual void filterInsertString(CompletionEntry*,TQString*)=0;
private:
class PrivateCodeCompletionInterface *d;
static unsigned int globalCodeCompletionInterfaceNumber;
unsigned int myCodeCompletionInterfaceNumber;
};
KTEXTEDITOR_EXPORT CodeCompletionInterface *codeCompletionInterface (class View *view);
}
#endif
|
