summaryrefslogtreecommitdiffstats
path: root/kopete/libkopete/kautoconfig.cpp
blob: 21ec0e1389581d74b1a4ed5fb20ea2e39cd59bc1 (plain)
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
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
/*
 *  This file is part of the KDE libraries
 *  Copyright (C) 2003 Benjamin C Meyer (ben+tdelibs at meyerhome dot net)
 *
 *  This library 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 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.
 */

#include "kautoconfig.h"

#include <kglobal.h>
#include <tqsqlpropertymap.h>
#include <tqobjectlist.h>
#include <kconfig.h>
#include <kapplication.h>
#include <tdeversion.h>

/**
 * Macro function to warn developers when they are making calls
 * that can never return anything of value
 */ 
#ifndef NDEBUG
#include "kdebug.h"
#define functionCallPreOrderCheck(functionName, returnValue) \
  if(!d->retrievedSettings){ \
      kdDebug(180) << "KAutoConfig::"functionName"() was called before " \
      "KAutoConfig::retrieveSettings().  This should NEVER happen because " \
      "it will do nothing.  Please Fix." << endl; \
    return returnValue; \
  }

#define functionCallPostOrderCheck(functionName, returnValue) \
  if(d->retrievedSettings){ \
      kdDebug(180) << "KAutoConfig::"functionName"() was called after " \
      "KAutoConfig::retrieveSettings().  This should NEVER happen because " \
      "it will do nothing.  Please Fix." << endl; \
    return returnValue; \
  }
#else
#define functionCallPostOrderCheck(functionName, returnValue)
#define functionCallPreOrderCheck(functionName, returnValue)
#endif

class KAutoConfig::KAutoConfigPrivate {

public:
  KAutoConfigPrivate() : changed(false)
#ifndef NDEBUG
    , retrievedSettings(false)
#endif
  { init(); }

  // Widgets to parse
  TQPtrList<TQWidget> widgets;
  // Name of the group that KConfig should be set to for each widget.
  TQMap<TQWidget*, TQString> groups;

  // Child widgets of widgets to ignore
  TQPtrList<TQWidget> ignore;

  // Reset to false after saveSettings returns true.
  bool changed;

#ifndef NDEBUG
  // Many functions require this to be true to be of any value.
  bool retrievedSettings;
#endif

  // Known widgets that can be configured
  TQMap<TQWidget*, TQPtrList<TQWidget> > autoWidgets;
  // Default values for the widgets.
  TQMap<TQWidget*, TQVariant> defaultValues;
  // Widgets to not get properties on (TQLabel etc)
  TQAsciiDict<int> ignoreTheseWidgets;

  void init(){
    ignoreTheseWidgets.insert(TQLABEL_OBJECT_NAME_STRING, new int(1));
    ignoreTheseWidgets.insert(TQFRAME_OBJECT_NAME_STRING, new int(2));
    ignoreTheseWidgets.insert(TQGROUPBOX_OBJECT_NAME_STRING, new int(3));
    ignoreTheseWidgets.insert(TQBUTTONGROUP_OBJECT_NAME_STRING, new int(4));
    ignoreTheseWidgets.insert(TQWIDGET_OBJECT_NAME_STRING, new int(5));
    ignoreTheseWidgets.setAutoDelete(true);

    static bool defaultKDEPropertyMapInstalled = false;
    if ( !defaultKDEPropertyMapInstalled && kapp ) {
      kapp->installKDEPropertyMap();
      defaultKDEPropertyMapInstalled = true;
    }
  }
};

KAutoConfig::KAutoConfig(KConfig *kconfig, TQObject *parent,
    const char *name) : TQObject(parent, name), config(kconfig) {
  d = new KAutoConfigPrivate();
}

KAutoConfig::KAutoConfig(TQObject *parent, const char *name) :
    TQObject(parent, name), config(KGlobal::config()) {
  d = new KAutoConfigPrivate();
}

KAutoConfig::~KAutoConfig(){
  delete d;
}

void KAutoConfig::addWidget(TQWidget *widget, const TQString &group){
  functionCallPostOrderCheck("addWidget",);
  d->groups.insert(widget, group);
  d->widgets.append(widget);
  TQPtrList<TQWidget> newAutoConfigWidget;
  d->autoWidgets.insert(widget, newAutoConfigWidget );
}

void KAutoConfig::ignoreSubWidget(TQWidget *widget){
  functionCallPostOrderCheck("ignoreSubWidget",);
  d->ignore.append(widget);
}

bool KAutoConfig::retrieveSettings(bool trackChanges){
#ifndef NDEBUG
  if(d->retrievedSettings){
      kdDebug(180) << "This should not happen.  Function "
       "KAutoConfig::retrieveSettings() was called more then once, returning "
       "false.  Please fix." << endl;
    return false;
  }
  d->retrievedSettings = true;
#endif
  
  if(trackChanges){
    // QT
    changedMap.insert(TQString::fromLatin1(TQBUTTON_OBJECT_NAME_STRING), TQT_SIGNAL(stateChanged(int)));
    changedMap.insert(TQString::fromLatin1(TQCHECKBOX_OBJECT_NAME_STRING), TQT_SIGNAL(stateChanged(int)));
    changedMap.insert(TQString::fromLatin1(TQPUSHBUTTON_OBJECT_NAME_STRING), TQT_SIGNAL(stateChanged(int)));
    changedMap.insert(TQString::fromLatin1(TQRADIOBUTTON_OBJECT_NAME_STRING), TQT_SIGNAL(stateChanged(int)));
    changedMap.insert(TQString::fromLatin1(TQCOMBOBOX_OBJECT_NAME_STRING), TQT_SIGNAL(activated (int)));
    //qsqlproperty map doesn't store the text, but the value!
    //changedMap.insert(TQString::fromLatin1(TQCOMBOBOX_OBJECT_NAME_STRING), TQT_SIGNAL(textChanged(const TQString &)));
    changedMap.insert(TQString::fromLatin1(TQDATEEDIT_OBJECT_NAME_STRING), TQT_SIGNAL(valueChanged(const TQDate &)));
    changedMap.insert(TQString::fromLatin1(TQDATETIMEEDIT_OBJECT_NAME_STRING), TQT_SIGNAL(valueChanged(const TQDateTime &)));
    changedMap.insert(TQString::fromLatin1(TQDIAL_OBJECT_NAME_STRING), TQT_SIGNAL(valueChanged (int)));
    changedMap.insert(TQString::fromLatin1(TQLINEEDIT_OBJECT_NAME_STRING), TQT_SIGNAL(textChanged(const TQString &)));
    changedMap.insert(TQString::fromLatin1(TQSLIDER_OBJECT_NAME_STRING), TQT_SIGNAL(valueChanged(int)));
    changedMap.insert(TQString::fromLatin1(TQSPINBOX_OBJECT_NAME_STRING), TQT_SIGNAL(valueChanged(int)));
    changedMap.insert(TQString::fromLatin1(TQTIMEEDIT_OBJECT_NAME_STRING), TQT_SIGNAL(valueChanged(const TQTime &)));
    changedMap.insert(TQString::fromLatin1(TQTEXTEDIT_OBJECT_NAME_STRING), TQT_SIGNAL(textChanged()));
    changedMap.insert(TQString::fromLatin1(TQTEXTBROWSER_OBJECT_NAME_STRING), TQT_SIGNAL(sourceChanged(const TQString &)));
    changedMap.insert(TQString::fromLatin1(TQMULTILINEEDIT_OBJECT_NAME_STRING), TQT_SIGNAL(textChanged()));
    changedMap.insert(TQString::fromLatin1(TQLISTBOX_OBJECT_NAME_STRING), TQT_SIGNAL(selectionChanged()));
    changedMap.insert(TQString::fromLatin1(TQTABWIDGET_OBJECT_NAME_STRING), TQT_SIGNAL(currentChanged(TQWidget *)));

    // KDE
    changedMap.insert( TQString::fromLatin1("KComboBox"), TQT_SIGNAL(activated (int)));
    changedMap.insert( TQString::fromLatin1("KFontCombo"), TQT_SIGNAL(activated (int)));
    changedMap.insert( TQString::fromLatin1("KFontRequester"), TQT_SIGNAL(fontSelected(const TQFont &)));
    changedMap.insert( TQString::fromLatin1("KFontChooser"),  TQT_SIGNAL(fontSelected(const TQFont &)));
    changedMap.insert( TQString::fromLatin1("KHistoryCombo"), TQT_SIGNAL(activated (int)));

    changedMap.insert( TQString::fromLatin1("KColorButton"), TQT_SIGNAL(changed(const TQColor &)));
    changedMap.insert( TQString::fromLatin1("KDatePicker"), TQT_SIGNAL(dateSelected (TQDate)));
    changedMap.insert( TQString::fromLatin1("KEditListBox"), TQT_SIGNAL(changed()));
    changedMap.insert( TQString::fromLatin1("KListBox"), TQT_SIGNAL(selectionChanged()));
    changedMap.insert( TQString::fromLatin1("KLineEdit"), TQT_SIGNAL(textChanged(const TQString &)));
    changedMap.insert( TQString::fromLatin1("KPasswordEdit"), TQT_SIGNAL(textChanged(const TQString &)));
    changedMap.insert( TQString::fromLatin1("KRestrictedLine"), TQT_SIGNAL(textChanged(const TQString &)));
    changedMap.insert( TQString::fromLatin1("KTextBrowser"), TQT_SIGNAL(sourceChanged(const TQString &)));
    changedMap.insert( TQString::fromLatin1("KTextEdit"), TQT_SIGNAL(textChanged()));
    changedMap.insert( TQString::fromLatin1("KURLRequester"),  TQT_SIGNAL(textChanged (const TQString& )));
    changedMap.insert( TQString::fromLatin1("KIntNumInput"), TQT_SIGNAL(valueChanged (int)));
    changedMap.insert( TQString::fromLatin1("KIntSpinBox"), TQT_SIGNAL(valueChanged (int)));
    changedMap.insert( TQString::fromLatin1("KDoubleNumInput"), TQT_SIGNAL(valueChanged (double)));
  }

  // Go through all of the tqchildren of the widgets and find all known widgets
  TQPtrListIterator<TQWidget> it( d->widgets );
  TQWidget *widget;
  bool usingDefaultValues = false;
  while ( (widget = it.current()) != 0 ) {
    ++it;
    config->setGroup(d->groups[widget]);
    usingDefaultValues |= parseChildren(widget, d->autoWidgets[widget], trackChanges);
  }
  return usingDefaultValues;
}

bool KAutoConfig::saveSettings() {
  functionCallPreOrderCheck("saveSettings", false);

  TQSqlPropertyMap *propertyMap = TQSqlPropertyMap::defaultMap();
  // Go through all of the widgets
  TQPtrListIterator<TQWidget> it( d->widgets );
  TQWidget *widget;
  while ( (widget = it.current()) != 0 ) {
    ++it;
    config->setGroup(d->groups[widget]);

    // Go through the known autowidgets of this widget and save
    TQPtrListIterator<TQWidget> it( d->autoWidgets[widget] );
    TQWidget *groupWidget;
    bool widgetChanged = false;
    while ( (groupWidget = it.current()) != 0 ){
      ++it;
      TQVariant defaultValue = d->defaultValues[groupWidget];
      TQVariant currentValue = propertyMap->property(groupWidget);
#if KDE_IS_VERSION( 3, 1, 90 )
      if(!config->hasDefault(TQString::fromLatin1(groupWidget->name())) && currentValue == defaultValue){
        config->revertToDefault(TQString::fromLatin1(groupWidget->name()));
        widgetChanged = true;
      }
      else{
#endif
        TQVariant savedValue = config->readPropertyEntry(groupWidget->name(),
                                                             defaultValue);
        if(savedValue != currentValue){
          config->writeEntry(groupWidget->name(), currentValue);
          widgetChanged = true;
        }
#if KDE_IS_VERSION( 3, 1, 90 )
      }
#endif
    }
    d->changed |= widgetChanged;
    if(widgetChanged)
      emit( settingsChanged(widget) );
  }

  if(d->changed){
    emit( settingsChanged() );
    d->changed = false;
    config->sync();
    return true;
  }
  return false;
}

bool KAutoConfig::hasChanged() const {
  functionCallPreOrderCheck("hasChanged", false);

  TQSqlPropertyMap *propertyMap = TQSqlPropertyMap::defaultMap();
  // Go through all of the widgets
  TQPtrListIterator<TQWidget> it( d->widgets );
  TQWidget *widget;
  while ( (widget = it.current()) != 0 ) {
    ++it;
    config->setGroup(d->groups[widget]);
    // Go through the known autowidgets of this widget and save
    TQPtrListIterator<TQWidget> it( d->autoWidgets[widget] );
    TQWidget *groupWidget;
    while ( (groupWidget = it.current()) != 0 ){
      ++it;
      TQVariant defaultValue = d->defaultValues[groupWidget];
      TQVariant currentValue = propertyMap->property(groupWidget);
      TQVariant savedValue = config->readPropertyEntry(groupWidget->name(),
      defaultValue);

      // Return once just one item is found to have changed.
      if((currentValue == defaultValue && savedValue != currentValue) ||
         (savedValue != currentValue))
        return true;
    }
  }
  return false;
}

bool KAutoConfig::isDefault() const {
  functionCallPreOrderCheck("isDefault", false);

  TQSqlPropertyMap *propertyMap = TQSqlPropertyMap::defaultMap();
  // Go through all of the widgets
  TQPtrListIterator<TQWidget> it( d->widgets );
  TQWidget *widget;
  while ( (widget = it.current()) != 0 ) {
    ++it;
    config->setGroup(d->groups[widget]);
    // Go through the known autowidgets of this widget and save
    TQPtrListIterator<TQWidget> it( d->autoWidgets[widget] );
    TQWidget *groupWidget;
    while ( (groupWidget = it.current()) != 0 ){
      ++it;
      TQVariant defaultValue = d->defaultValues[groupWidget];
      TQVariant currentValue = propertyMap->property(groupWidget);
      if(currentValue != defaultValue){
        //qDebug("groupWidget %s, has changed: default: %s new: %s", groupWidget->name(), defaultValue.toString().latin1(), currentValue.toString().latin1());
        return false;
      }
    }
  }
  return true;
}

void KAutoConfig::resetSettings() const {
  functionCallPreOrderCheck("resetSettings",);

  TQSqlPropertyMap *propertyMap = TQSqlPropertyMap::defaultMap();
  // Go through all of the widgets
  TQPtrListIterator<TQWidget> it( d->widgets );
  TQWidget *widget;
  while ( (widget = it.current()) != 0 ) {
    ++it;
    config->setGroup(d->groups[widget]);

    // Go through the known autowidgets of this widget and save
    TQPtrListIterator<TQWidget> it( d->autoWidgets[widget] );
    TQWidget *groupWidget;
    while ( (groupWidget = it.current()) != 0 ){
      ++it;
      TQVariant defaultValue = d->defaultValues[groupWidget];
      if(defaultValue != propertyMap->property(groupWidget)){
        propertyMap->setProperty(groupWidget, defaultValue);
        d->changed = true;
      }
    }
  }
}

void KAutoConfig::reloadSettings() const {
  functionCallPreOrderCheck("reloadSettings", );

  TQSqlPropertyMap *propertyMap = TQSqlPropertyMap::defaultMap();
  // Go through all of the widgets
  TQPtrListIterator<TQWidget> it( d->widgets );
  TQWidget *pageWidget;
  while ( (pageWidget = it.current()) != 0 ) {
    ++it;
    config->setGroup(d->groups[pageWidget]);

    // Go through the known widgets of this page and reload
    TQPtrListIterator<TQWidget> it( d->autoWidgets[pageWidget] );
    TQWidget *widget;
    while ( (widget = it.current()) != 0 ){
      ++it;
      TQVariant defaultSetting = d->defaultValues[widget];
      TQVariant setting = 
        config->readPropertyEntry(widget->name(), defaultSetting);
      propertyMap->setProperty(widget, setting);
    }
  }
  d->changed = false;
}

bool KAutoConfig::parseChildren(const TQWidget *widget,
    TQPtrList<TQWidget>& currentGroup, bool trackChanges){
  bool valueChanged = false;
  const TQObjectList listOfChildren = widget->childrenListObject();
  if(listOfChildren.isEmpty())
    return valueChanged;

  TQSqlPropertyMap *propertyMap = TQSqlPropertyMap::defaultMap();
  TQPtrListIterator<TQObject> it( listOfChildren );
  TQObject *object;
  while ( (object = it.current()) != 0 )
  {
    ++it;
    if(!object->isWidgetType()){
      continue;
    }
    TQWidget *childWidget = (TQWidget *)object;
    if(d->ignore.containsRef(childWidget)){
      continue;
    }

    bool parseTheChildren = true;
#ifndef NDEBUG
    if(d->ignoreTheseWidgets[childWidget->className()] == 0 &&
		    childWidget->name(0) == NULL){
      // Without a name the widget is just skipped over.
      kdDebug(180) << "KAutoConfig::retrieveSettings, widget with "
        "NULL name.  className: " << childWidget->className() << endl;
    }
#endif
    
    
    if( d->ignoreTheseWidgets[childWidget->className()] == 0 &&  
      childWidget->name(0) != NULL )
    {
      TQVariant defaultSetting = propertyMap->property(childWidget);
      if(defaultSetting.isValid())
      {
        parseTheChildren = false;
        // Disable the widget if it is immutable?
        if(config->entryIsImmutable( TQString::fromLatin1(childWidget->name())))
          childWidget->setEnabled(false);
        else
        {
          // FOR THOSE WHO ARE LOOKING
          // Here is the code were the widget is actually marked to watch.
          //qDebug("KAutoConfig: Adding widget(%s)",childWidget->name()); 
          currentGroup.append(childWidget);
          d->defaultValues.insert(childWidget, defaultSetting);
        }
        // Get/Set settings and connect up the changed signal
        TQVariant setting =
         config->readPropertyEntry(childWidget->name(), defaultSetting);
        if(setting != defaultSetting)
        {
          propertyMap->setProperty(childWidget, setting);
          valueChanged = true;
        }
        if(trackChanges && changedMap.find(TQString::fromLatin1(childWidget->className())) !=
            changedMap.end())
        {
          connect(childWidget, changedMap[TQString::fromLatin1(childWidget->className())],
                  this, TQT_SIGNAL(widgetModified()));
        }
#ifndef NDEBUG
        else if(trackChanges &&
          changedMap.find(TQString::fromLatin1(childWidget->className())) == changedMap.end())
        {
          // Without a signal kautoconfigdialog could incorectly 
	  // enable/disable the buttons
	  kdDebug(180) << "KAutoConfig::retrieveSettings, Unknown changed "
           "signal for widget:" << childWidget->className() << endl;
        }
#endif

      }
#ifndef NDEBUG
      else
      { 
        // If kautoconfig doesn't know how to get/set the widget's value 
	// nothing can be done to it and it is skipped. 
	kdDebug(180) << "KAutoConfig::retrieveSettings, Unknown widget:" 
          << childWidget->className() << endl;
      }
#endif
    }
    if(parseTheChildren)
    {
      // this widget is not known as something we can store.
      // Maybe we can store one of its tqchildren.
      valueChanged |= parseChildren(childWidget, currentGroup, trackChanges);
    }
  }
  return valueChanged;
}

#include "kautoconfig.moc"