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
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
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
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
|
/* This file is part of the KDE project
Copyright (C) 2005 Cedric Pasteur <cedric.pasteur@free.fr>
Copyright (C) 2004-2007 Jaroslaw Staniek <js@iidea.pl>
This program is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public
License as published by the Free Software Foundation; either
version 2 of the License, or (at your option) any later version.
This program 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 program; see the file COPYING. If not, write to
the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#include "kexidblineedit.h"
#include "kexidbautofield.h"
#include <kdebug.h>
#include <knumvalidator.h>
#include <kdatetbl.h>
#include <tqpopupmenu.h>
#include <tqpainter.h>
#include <kexiutils/utils.h>
#include <kexidb/queryschema.h>
#include <kexidb/fieldvalidator.h>
#include <kexiutils/utils.h>
//! @todo reenable as an app aption
//#define USE_KLineEdit_setReadOnly
//! @internal A validator used for read only flag to disable editing
class KexiDBLineEdit_ReadOnlyValidator : public TQValidator
{
public:
KexiDBLineEdit_ReadOnlyValidator( TQObject * parent )
: TQValidator(parent)
{
}
~KexiDBLineEdit_ReadOnlyValidator() {}
virtual State validate( TQString &, int & ) const { return Invalid; }
};
//-----
KexiDBLineEdit::KexiDBLineEdit(TQWidget *parent, const char *name)
: KLineEdit(parent, name)
, KexiDBTextWidgetInterface()
, KexiFormDataItemInterface()
//moved , m_dateFormatter(0)
//moved , m_timeFormatter(0)
, m_menuExtender(TQT_TQOBJECT(this), this)
, m_internalReadOnly(false)
, m_slotTextChanged_enabled(true)
{
#ifdef USE_KLineEdit_setReadOnly
//! @todo reenable as an app aption
TQPalette p(widget->palette());
p.setColor( lighterGrayBackgroundColor(palette()) );
widget->setPalette(p);
#endif
connect(this, TQT_SIGNAL(textChanged(const TQString&)), this, TQT_SLOT(slotTextChanged(const TQString&)));
}
KexiDBLineEdit::~KexiDBLineEdit()
{
//moved delete m_dateFormatter;
//moved delete m_timeFormatter;
}
void KexiDBLineEdit::setInvalidState( const TQString& displayText )
{
KLineEdit::setReadOnly(true);
//! @todo move this to KexiDataItemInterface::setInvalidStateInternal() ?
if (focusPolicy() & TQ_TabFocus)
setFocusPolicy(TQ_ClickFocus);
setText(displayText);
}
void KexiDBLineEdit::setValueInternal(const TQVariant& add, bool removeOld)
{
#if 0 //moved to KexiTextFormatter
TQVariant value;
if (removeOld)
value = add;
else {
if (add.toString().isEmpty())
value = m_origValue;
else
value = m_origValue.toString() + add.toString();
}
if (m_columnInfo) {
const KexiDB::Field::Type t = m_columnInfo->field->type();
if (t == KexiDB::Field::Boolean) {
//! @todo temporary solution for booleans!
setText( value.toBool() ? "1" : "0" );
return;
}
else if (t == KexiDB::Field::Date) {
setText( dateFormatter()->dateToString( value.toString().isEmpty() ? TQDate() : value.toDate() ) );
setCursorPosition(0); //ok?
return;
}
else if (t == KexiDB::Field::Time) {
setText(
timeFormatter()->timeToString(
//hack to avoid converting null variant to valid TQTime(0,0,0)
value.toString().isEmpty() ? value.toTime() : TQTime(99,0,0)
)
);
setCursorPosition(0); //ok?
return;
}
else if (t == KexiDB::Field::DateTime) {
if (value.toString().isEmpty() ) {
setText( TQString() );
}
else {
setText(
dateFormatter()->dateToString( value.toDateTime().date() ) + " " +
timeFormatter()->timeToString( value.toDateTime().time() )
);
}
setCursorPosition(0); //ok?
return;
}
}
#endif
m_slotTextChanged_enabled = false;
setText( m_textFormatter.valueToText(removeOld ? TQVariant() : m_origValue, add.toString()) );
// setText( value.toString() );
setCursorPosition(0); //ok?
m_slotTextChanged_enabled = true;
}
TQVariant KexiDBLineEdit::value()
{
return m_textFormatter.textToValue( text() );
#if 0 // moved to KexiTextFormatter
if (! m_columnInfo)
return TQVariant();
const KexiDB::Field::Type t = m_columnInfo->field->type();
switch (t) {
case KexiDB::Field::Text:
case KexiDB::Field::LongText:
return text();
case KexiDB::Field::Byte:
case KexiDB::Field::ShortInteger:
return text().toShort();
//! @todo uint, etc?
case KexiDB::Field::Integer:
return text().toInt();
case KexiDB::Field::BigInteger:
return text().toLongLong();
case KexiDB::Field::Boolean:
//! @todo temporary solution for booleans!
return text() == "1" ? TQVariant(true) : TQVariant(false);
case KexiDB::Field::Date:
return dateFormatter()->stringToVariant( text() );
case KexiDB::Field::Time:
return timeFormatter()->stringToVariant( text() );
case KexiDB::Field::DateTime:
return stringToDateTime(*dateFormatter(), *timeFormatter(), text());
case KexiDB::Field::Float:
return text().toFloat();
case KexiDB::Field::Double:
return text().toDouble();
default:
return TQVariant();
}
//! @todo more data types!
return text();
#endif
}
void KexiDBLineEdit::slotTextChanged(const TQString&)
{
if (!m_slotTextChanged_enabled)
return;
signalValueChanged();
}
bool KexiDBLineEdit::valueIsNull()
{
return valueIsEmpty(); //ok??? text().isNull();
}
bool KexiDBLineEdit::valueIsEmpty()
{
return m_textFormatter.valueIsEmpty( text() );
#if 0 // moved to KexiTextFormatter
if (text().isEmpty())
return true;
if (m_columnInfo) {
const KexiDB::Field::Type t = m_columnInfo->field->type();
if (t == KexiDB::Field::Date || )
return dateFormatter()->isEmpty( text() );
else if (t == KexiDB::Field::Time)
return timeFormatter()->isEmpty( text() );
else if (t == KexiDB::Field::Time)
return dateTimeIsEmpty( *dateFormatter(), *timeFormatter(), text() );
}
//! @todo
return text().isEmpty();
#endif
}
bool KexiDBLineEdit::valueIsValid()
{
return m_textFormatter.valueIsValid( text() );
#if 0 // moved to KexiTextFormatter
if (!m_columnInfo)
return true;
//! @todo fix for fields with "required" property = true
if (valueIsEmpty()/*ok?*/)
return true;
const KexiDB::Field::Type t = m_columnInfo->field->type();
if (t == KexiDB::Field::Date)
return dateFormatter()->stringToVariant( text() ).isValid();
else if (t == KexiDB::Field::Time)
return timeFormatter()->stringToVariant( text() ).isValid();
else if (t == KexiDB::Field::DateTime)
return dateTimeIsValid( *dateFormatter(), *timeFormatter(), text() );
//! @todo
return true;
#endif
}
bool KexiDBLineEdit::isReadOnly() const
{
return m_internalReadOnly;
}
void KexiDBLineEdit::setReadOnly( bool readOnly )
{
#ifdef USE_KLineEdit_setReadOnly
//! @todo reenable as an app aption
return KLineEdit::setReadOnly( readOnly );
#else
m_internalReadOnly = readOnly;
if (m_internalReadOnly) {
m_readWriteValidator = validator();
if (!m_readOnlyValidator)
m_readOnlyValidator = new KexiDBLineEdit_ReadOnlyValidator(TQT_TQOBJECT(this));
setValidator( m_readOnlyValidator );
}
else {
//revert to r/w validator
setValidator( m_readWriteValidator );
}
m_menuExtender.updatePopupMenuActions();
#endif
}
TQPopupMenu * KexiDBLineEdit::createPopupMenu()
{
TQPopupMenu *contextMenu = KLineEdit::createPopupMenu();
m_menuExtender.createTitle(contextMenu);
return contextMenu;
}
TQWidget* KexiDBLineEdit::widget()
{
return this;
}
bool KexiDBLineEdit::cursorAtStart()
{
return cursorPosition()==0;
}
bool KexiDBLineEdit::cursorAtEnd()
{
return cursorPosition()==(int)text().length();
}
void KexiDBLineEdit::clear()
{
if (!m_internalReadOnly)
KLineEdit::clear();
}
void KexiDBLineEdit::setColumnInfo(KexiDB::QueryColumnInfo* cinfo)
{
KexiFormDataItemInterface::setColumnInfo(cinfo);
m_textFormatter.setField( cinfo ? cinfo->field : 0 );
if (!cinfo)
return;
//! @todo handle input mask (via TQLineEdit::setInputMask()) using a special KexiDB::FieldInputMask class
setValidator( new KexiDB::FieldValidator(*cinfo->field, this) );
#if 0 // moved to KexiTextFormatter
if (t==KexiDB::Field::Date) {
//! @todo use KDateWidget?
setInputMask( dateFormatter()->inputMask() );
}
else if (t==KexiDB::Field::Time) {
//! @todo use KTimeWidget
// setInputMask("00:00:00");
setInputMask( timeFormatter()->inputMask() );
}
else if (t==KexiDB::Field::DateTime) {
setInputMask(
dateTimeInputMask( *dateFormatter(), *timeFormatter() ) );
}
#endif
const TQString inputMask( m_textFormatter.inputMask() );
if (!inputMask.isEmpty())
setInputMask( inputMask );
KexiDBTextWidgetInterface::setColumnInfo(cinfo, this);
}
/*todo
void KexiDBLineEdit::paint( TQPainter *p )
{
KexiDBTextWidgetInterface::paint( this, &p, text().isEmpty(), alignment(), hasFocus() );
}*/
void KexiDBLineEdit::paintEvent ( TQPaintEvent *pe )
{
KLineEdit::paintEvent( pe );
TQPainter p(this);
KexiDBTextWidgetInterface::paint( this, &p, text().isEmpty(), alignment(), hasFocus() );
}
bool KexiDBLineEdit::event( TQEvent * e )
{
const bool ret = KLineEdit::event( e );
KexiDBTextWidgetInterface::event(e, this, text().isEmpty());
if (e->type()==TQEvent::FocusOut) {
TQFocusEvent *fe = TQT_TQFOCUSEVENT(e);
// if (fe->reason()!=TQFocusEvent::ActiveWindow && fe->reason()!=TQFocusEvent::Popup) {
if (fe->reason()==TQFocusEvent::Tab || fe->reason()==TQFocusEvent::Backtab) {
//display aligned to left after loosing the focus (only if this is tab/backtab event)
//! @todo add option to set cursor at the beginning
setCursorPosition(0); //ok?
}
}
return ret;
}
bool KexiDBLineEdit::appendStretchRequired(KexiDBAutoField* autoField) const
{
return KexiDBAutoField::Top == autoField->labelPosition();
}
void KexiDBLineEdit::handleAction(const TQString& actionName)
{
if (actionName=="edit_copy") {
copy();
}
else if (actionName=="edit_paste") {
paste();
}
else if (actionName=="edit_cut") {
cut();
}
//! @todo ?
}
void KexiDBLineEdit::setDisplayDefaultValue(TQWidget *widget, bool displayDefaultValue)
{
KexiFormDataItemInterface::setDisplayDefaultValue(widget, displayDefaultValue);
// initialize display parameters for default / entered value
KexiDisplayUtils::DisplayParameters * const params
= displayDefaultValue ? m_displayParametersForDefaultValue : m_displayParametersForEnteredValue;
setFont(params->font);
TQPalette pal(palette());
pal.setColor(TQPalette::Active, TQColorGroup::Text, params->textColor);
setPalette(pal);
}
void KexiDBLineEdit::undo()
{
cancelEditor();
}
void KexiDBLineEdit::moveCursorToEnd()
{
KLineEdit::end(false/*!mark*/);
}
void KexiDBLineEdit::moveCursorToStart()
{
KLineEdit::home(false/*!mark*/);
}
void KexiDBLineEdit::selectAll()
{
KLineEdit::selectAll();
}
bool KexiDBLineEdit::keyPressed(TQKeyEvent *ke)
{
Q_UNUSED(ke);
return false;
}
#include "kexidblineedit.moc"
|