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author | Timothy Pearson <kb9vqf@pearsoncomputing.net> | 2013-01-26 13:17:50 -0600 |
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committer | Timothy Pearson <kb9vqf@pearsoncomputing.net> | 2013-01-26 13:17:50 -0600 |
commit | b363d2579af0a11b77e698aed2e1021c2233b644 (patch) | |
tree | f4a47b87354b7a6a3b266c8121bd8ddaeb7accaa /kmail/tdemdict.cpp | |
parent | 61bddfe3a7226b18c68a76124b727c736f431688 (diff) | |
download | tdepim-b363d2579af0a11b77e698aed2e1021c2233b644.tar.gz tdepim-b363d2579af0a11b77e698aed2e1021c2233b644.zip |
Rename a number of libraries and executables to avoid conflicts with KDE4
Diffstat (limited to 'kmail/tdemdict.cpp')
-rw-r--r-- | kmail/tdemdict.cpp | 117 |
1 files changed, 117 insertions, 0 deletions
diff --git a/kmail/tdemdict.cpp b/kmail/tdemdict.cpp new file mode 100644 index 000000000..a1c73e6d6 --- /dev/null +++ b/kmail/tdemdict.cpp @@ -0,0 +1,117 @@ +/* simple hash table for kmail. inspired by TQDict */ +/* Author: Ronen Tzur <rtzur@shani.net> */ + +#ifdef HAVE_CONFIG_H +#include <config.h> +#endif + +#include "tdemdict.h" +#include "kmglobal.h" +#include <kdebug.h> + +#include <string.h> +//----------------------------------------------------------------------------- + +KMDict::KMDict( int size ) +{ + init( ( int ) KMail::nextPrime( size ) ); + //kdDebug( 5006 ) << "KMMDict::KMDict Size: " << mSize << endl; +} + +//----------------------------------------------------------------------------- + +KMDict::~KMDict() +{ + clear(); +} + +//----------------------------------------------------------------------------- + +void KMDict::init(int size) +{ + mSize = size; + mVecs = new KMDictItem *[mSize]; + memset(mVecs, 0, mSize * sizeof(KMDictItem *)); +} + +//----------------------------------------------------------------------------- + +void KMDict::clear() +{ + if (!mVecs) + return; + for (int i = 0; i < mSize; i++) { + KMDictItem *item = mVecs[i]; + while (item) { + KMDictItem *nextItem = item->next; + delete item; + item = nextItem; + } + } + delete [] mVecs; + mVecs = 0; +} + +//----------------------------------------------------------------------------- + +void KMDict::replace( long key, KMDictItem *item ) +{ + insert( key, item ); + removeFollowing( item, key ); // remove other items with same key +} + +//----------------------------------------------------------------------------- + + +void KMDict::insert( long key, KMDictItem *item ) +{ + item->key = key; + int idx = (unsigned long)key % mSize; // insert in + item->next = mVecs[idx]; // appropriate + mVecs[idx] = item; // column +} + +//----------------------------------------------------------------------------- + +void KMDict::remove(long key) +{ + int idx = (unsigned long)key % mSize; + KMDictItem *item = mVecs[idx]; + + if (item) { + if (item->key == key) { // if first in the column + mVecs[idx] = item->next; + delete item; + } else + removeFollowing(item, key); // if deep in the column + } +} + +//----------------------------------------------------------------------------- + +void KMDict::removeFollowing(KMDictItem *item, long key) +{ + while (item) { + KMDictItem *itemNext = item->next; + if (itemNext && itemNext->key == key) { + KMDictItem *itemNextNext = itemNext->next; + delete itemNext; + item->next = itemNextNext; + } else + item = itemNext; + } +} + +//----------------------------------------------------------------------------- + +KMDictItem *KMDict::find(long key) +{ + int idx = (unsigned long)key % mSize; + KMDictItem *item = mVecs[idx]; + while (item) { + if (item->key == key) + break; + item = item->next; + } + return item; +} |