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settings.cpp
author insilmaril
Thu, 27 Jul 2006 14:07:11 +0000
branchqt4-port
changeset 11 b8c547f0fc58
parent 3 6a0342b3c519
child 16 41c3d7f9f532
permissions -rw-r--r--
Floatimages have alphachannel again 
     1 #include <iostream>

     2 #include <qregexp.h>

     3 #include "settings.h"

     4 #include "file.h"

     5 

     6 using namespace std;

     7 

     8 /////////////////////////////////////////////////////////////////

     9 // SimpleSettings

    10 /////////////////////////////////////////////////////////////////

    11 SimpleSettings::SimpleSettings()

    12 {

    13 	clear();		 

    14 }

    15 

    16 SimpleSettings::~SimpleSettings()

    17 {

    18 }

    19 

    20 void SimpleSettings::clear()

    21 {

    22 	keylist.clear();

    23 	valuelist.clear();

    24 }

    25 

    26 void SimpleSettings::readSettings (const QString &path)

    27 {

    28 	QString s;

    29 	if (!loadStringFromDisk(path,s)) 

    30 	{

    31 		qWarning ("SimpleSettings::readSettings() Couldn't read "+path);

    32 		return;

    33 	}	

    34 	QStringList lines;

    35 	lines=QStringList::split (QRegExp("\n"),s,false);

    36 	int i;

    37 	QStringList::Iterator it=lines.begin();

    38 	while (it !=lines.end() )

    39 	{

    40 		i=(*it).find("=",0);

    41 		keylist.append((*it).left(i));

    42 		valuelist.append((*it).right((*it).length()-i-1));

    43 		it++;

    44 	}

    45 }

    46 

    47 void SimpleSettings::writeSettings (const QString &path)

    48 {

    49 	QString s;

    50 	QStringList::Iterator itk=keylist.begin();

    51 	QStringList::Iterator itv=valuelist.begin();

    52 

    53 	// First search for value in settings saved in map

    54 	while (itk !=keylist.end() )

    55 	{

    56 		s+=*itk+"="+*itv+"\n";

    57 		itk++;

    58 		itv++;

    59 	}

    60 	if (!saveStringToDisk(path,s)) 

    61 		qWarning ("SimpleSettings::writeSettings() Couldn't write "+path);

    62 }

    63 

    64 QString SimpleSettings::readEntry (const QString &key)

    65 {

    66 	QStringList::Iterator itk=keylist.begin();

    67 	QStringList::Iterator itv=valuelist.begin();

    68 

    69 	// First search for value in settings saved in map

    70 	while (itk !=keylist.end() )

    71 	{

    72 		if (*itk == key)

    73 			return *itv;

    74 		itk++;

    75 		itv++;

    76 	}

    77 	qWarning ("SimpleSettings::readEntry()  Couldn't find key "+key);

    78 	return "";

    79 }

    80 

    81 void SimpleSettings::setEntry (const QString &key, const QString &value)

    82 {

    83 	QStringList::Iterator itk=keylist.begin();

    84 	QStringList::Iterator itv=valuelist.begin();

    85 

    86 	if (!key.isEmpty() )

    87 	{

    88 		// Search for existing entry first

    89 		while (itk !=keylist.end() )

    90 		{

    91 			if (*itk == key)

    92 			{

    93 				if (!value.isEmpty())

    94 					*itv=value;

    95 				else

    96 					*itv="";

    97 				*itv=value;

    98 				return;

    99 			}

   100 			itk++;

   101 			itv++;

   102 		}

   103 		

   104 		// If no entry exists, append a new one

   105 		keylist.append (key);

   106 		valuelist.append (value);

   107 	}

   108 }

   109 

   110 

   111 

   112 /////////////////////////////////////////////////////////////////

   113 // Settings

   114 /////////////////////////////////////////////////////////////////

   115 Settings::Settings()

   116 {

   117 	clear();		 

   118 }

   119 

   120 Settings::Settings(const QString & organization, const QString & application ):QSettings (organization,application)

   121 {

   122 	clear();		 

   123 }

   124 

   125 Settings::~Settings()

   126 {

   127 }

   128 

   129 void Settings::clear()

   130 {

   131 	pathlist.clear();

   132 	keylist.clear();

   133 	valuelist.clear();

   134 }

   135 

   136 void Settings::clearLocal(const QString &s)

   137 {

   138 	QStringList::Iterator itp=pathlist.begin();

   139 	QStringList::Iterator itk=keylist.begin();

   140 	QStringList::Iterator itv=valuelist.begin();

   141 

   142 	while (itp !=pathlist.end() )

   143 	{

   144 		if ((*itk).startsWith (s))

   145 		{

   146 			itp=pathlist.remove (itp);

   147 			itk=keylist.remove (itk);

   148 			itv=valuelist.remove (itv);

   149 		}	else

   150 		{

   151 			itp++;

   152 			itk++;

   153 			itv++;

   154 		}

   155 	}

   156 }

   157 

   158 QString Settings::readLocalEntry ( const QString &fpath, const QString & key, const QString & def = QString::null ) 

   159 {

   160 	QStringList::Iterator itp=pathlist.begin();

   161 	QStringList::Iterator itk=keylist.begin();

   162 	QStringList::Iterator itv=valuelist.begin();

   163 

   164 	// First search for value in settings saved in map

   165 	while (itp !=pathlist.end() )

   166 	{

   167 		if (*itp == fpath && *itk == key)

   168 			return *itv;

   169 		itp++;

   170 		itk++;

   171 		itv++;

   172 	}

   173 

   174 	// Fall back to global vym settings

   175 	bool ok;

   176 	return readEntry (key,def, &ok);

   177 }	

   178 

   179 void Settings::setLocalEntry (const QString &fpath, const QString &key, const QString &value)

   180 {

   181 	QStringList::Iterator itp=pathlist.begin();

   182 	QStringList::Iterator itk=keylist.begin();

   183 	QStringList::Iterator itv=valuelist.begin();

   184 

   185 	if (!fpath.isEmpty() && !key.isEmpty() && !value.isEmpty() )

   186 	{

   187 		// Search for existing entry first

   188 		while (itp !=pathlist.end() )

   189 		{

   190 			if (*itp == fpath && *itk == key)

   191 			{

   192 				*itv=value;

   193 				return;

   194 			}

   195 			itp++;

   196 			itk++;

   197 			itv++;

   198 		}

   199 		

   200 		// If no entry exists, append a new one

   201 		pathlist.append (fpath);

   202 		keylist.append (key);

   203 		valuelist.append (value);

   204 	}

   205 }

   206 

   207 QString Settings::getXMLData (const QString &fpath)

   208 {

   209 	QString s;

   210 	QStringList::Iterator itp=pathlist.begin();

   211 	QStringList::Iterator itk=keylist.begin();

   212 	QStringList::Iterator itv=valuelist.begin();

   213 

   214 	while (itp !=pathlist.end() )

   215 	{

   216 		if (*itp == fpath )

   217 			if (!(*itv).isEmpty())

   218 				s+=singleElement (

   219 					"setting",

   220 					attribut ("key",*itk) 

   221 					+attribut ("value",*itv)

   222 				)+"\n";

   223 		itp++;

   224 		itk++;

   225 		itv++;

   226 	}

   227 	return s;

   228 }

   229
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