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<h2><a name="content"></a>kmail</h2>
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<h1>foldertreebase.cpp</h1><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="comment">/*</span>
<a name="l00002"></a>00002 <span class="comment"> Copyright (c) 2007 Volker Krause <vkrause@kde.org></span>
<a name="l00003"></a>00003 <span class="comment"></span>
<a name="l00004"></a>00004 <span class="comment"> This program is free software; you can redistribute it and/or modify</span>
<a name="l00005"></a>00005 <span class="comment"> it under the terms of the GNU General Public License as published by</span>
<a name="l00006"></a>00006 <span class="comment"> the Free Software Foundation; either version 2 of the License, or</span>
<a name="l00007"></a>00007 <span class="comment"> (at your option) any later version.</span>
<a name="l00008"></a>00008 <span class="comment"></span>
<a name="l00009"></a>00009 <span class="comment"> This program is distributed in the hope that it will be useful,</span>
<a name="l00010"></a>00010 <span class="comment"> but WITHOUT ANY WARRANTY; without even the implied warranty of</span>
<a name="l00011"></a>00011 <span class="comment"> MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the</span>
<a name="l00012"></a>00012 <span class="comment"> GNU General Public License for more details.</span>
<a name="l00013"></a>00013 <span class="comment"></span>
<a name="l00014"></a>00014 <span class="comment"> You should have received a copy of the GNU General Public License</span>
<a name="l00015"></a>00015 <span class="comment"> along with this program; if not, write to the Free Software</span>
<a name="l00016"></a>00016 <span class="comment"> Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.</span>
<a name="l00017"></a>00017 <span class="comment">*/</span>
<a name="l00018"></a>00018
<a name="l00019"></a>00019 <span class="preprocessor">#include "foldertreebase.h"</span>
<a name="l00020"></a>00020
<a name="l00021"></a>00021 <span class="preprocessor">#include "globalsettings.h"</span>
<a name="l00022"></a>00022 <span class="preprocessor">#include "kmfolder.h"</span>
<a name="l00023"></a>00023 <span class="preprocessor">#include "kmfolderdir.h"</span>
<a name="l00024"></a>00024 <span class="preprocessor">#include "kmfoldertree.h"</span>
<a name="l00025"></a>00025 <span class="preprocessor">#include "kmheaders.h"</span>
<a name="l00026"></a>00026 <span class="preprocessor">#include "kmmainwidget.h"</span>
<a name="l00027"></a>00027 <span class="preprocessor">#include "messagecopyhelper.h"</span>
<a name="l00028"></a>00028 <span class="preprocessor">#include "folderstorage.h"</span>
<a name="l00029"></a>00029
<a name="l00030"></a>00030 <span class="preprocessor">#include <libkdepim/maillistdrag.h></span>
<a name="l00031"></a>00031 <span class="keyword">using</span> KPIM::MailList;
<a name="l00032"></a>00032 <span class="keyword">using</span> KPIM::MailListDrag;
<a name="l00033"></a>00033
<a name="l00034"></a>00034 <span class="preprocessor">#include <kconfig.h></span>
<a name="l00035"></a>00035 <span class="preprocessor">#include <kiconloader.h></span>
<a name="l00036"></a>00036 <span class="preprocessor">#include <kpopupmenu.h></span>
<a name="l00037"></a>00037
<a name="l00038"></a>00038 <span class="preprocessor">#include <qcursor.h></span>
<a name="l00039"></a>00039
<a name="l00040"></a>00040 <span class="keyword">using namespace </span>KMail;
<a name="l00041"></a>00041
<a name="l00042"></a>00042 FolderTreeBase::FolderTreeBase(KMMainWidget *mainWidget, QWidget * parent, <span class="keyword">const</span> <span class="keywordtype">char</span> * name) :
<a name="l00043"></a>00043 KFolderTree( parent, name ),
<a name="l00044"></a>00044 mMainWidget( mainWidget )
<a name="l00045"></a>00045 {
<a name="l00046"></a>00046 addAcceptableDropMimetype(MailListDrag::format(), <span class="keyword">false</span>);
<a name="l00047"></a>00047 }
<a name="l00048"></a>00048
<a name="l00049"></a>00049 <span class="keywordtype">void</span> FolderTreeBase::contentsDropEvent(QDropEvent * e)
<a name="l00050"></a>00050 {
<a name="l00051"></a>00051 QListViewItem *item = itemAt( contentsToViewport(e->pos()) );
<a name="l00052"></a>00052 KMFolderTreeItem *fti = <span class="keyword">static_cast<</span>KMFolderTreeItem*<span class="keyword">></span>(item);
<a name="l00053"></a>00053 <span class="keywordflow">if</span> ( fti && fti->folder() && e->provides( MailListDrag::format() ) ) {
<a name="l00054"></a>00054 <span class="keywordflow">if</span> ( e->source() == mMainWidget->headers()->viewport() ) {
<a name="l00055"></a>00055 <span class="keywordtype">int</span> action;
<a name="l00056"></a>00056 <span class="keywordflow">if</span> ( mMainWidget->headers()->folder() && mMainWidget->headers()->folder()->isReadOnly() )
<a name="l00057"></a>00057 action = DRAG_COPY;
<a name="l00058"></a>00058 <span class="keywordflow">else</span>
<a name="l00059"></a>00059 action = dndMode();
<a name="l00060"></a>00060 <span class="comment">// KMHeaders does copy/move itself</span>
<a name="l00061"></a>00061 <span class="keywordflow">if</span> ( action == DRAG_MOVE && fti->folder() )
<a name="l00062"></a>00062 emit folderDrop( fti->folder() );
<a name="l00063"></a>00063 <span class="keywordflow">else</span> <span class="keywordflow">if</span> ( action == DRAG_COPY && fti->folder() )
<a name="l00064"></a>00064 emit folderDropCopy( fti->folder() );
<a name="l00065"></a>00065 } <span class="keywordflow">else</span> {
<a name="l00066"></a>00066 handleMailListDrop( e, fti->folder() );
<a name="l00067"></a>00067 }
<a name="l00068"></a>00068 e->accept( <span class="keyword">true</span> );
<a name="l00069"></a>00069 } <span class="keywordflow">else</span> {
<a name="l00070"></a>00070 KFolderTree::contentsDropEvent( e );
<a name="l00071"></a>00071 }
<a name="l00072"></a>00072 }
<a name="l00073"></a>00073
<a name="l00074"></a>00074 <span class="keywordtype">int</span> FolderTreeBase::dndMode(<span class="keywordtype">bool</span> alwaysAsk)
<a name="l00075"></a>00075 {
<a name="l00076"></a>00076 <span class="keywordtype">int</span> action = -1;
<a name="l00077"></a>00077 <span class="keywordtype">int</span> keybstate = kapp->keyboardModifiers();
<a name="l00078"></a>00078 <span class="keywordflow">if</span> ( keybstate & KApplication::ControlModifier ) {
<a name="l00079"></a>00079 action = DRAG_COPY;
<a name="l00080"></a>00080 } <span class="keywordflow">else</span> <span class="keywordflow">if</span> ( keybstate & KApplication::ShiftModifier ) {
<a name="l00081"></a>00081 action = DRAG_MOVE;
<a name="l00082"></a>00082 } <span class="keywordflow">else</span> {
<a name="l00083"></a>00083 <span class="keywordflow">if</span> ( GlobalSettings::self()->showPopupAfterDnD() || alwaysAsk ) {
<a name="l00084"></a>00084 KPopupMenu *menu = <span class="keyword">new</span> KPopupMenu( <span class="keyword">this</span> );
<a name="l00085"></a>00085 menu->insertItem( i18n(<span class="stringliteral">"&Move Here"</span>), DRAG_MOVE, 0 );
<a name="l00086"></a>00086 menu->insertItem( SmallIcon(<span class="stringliteral">"editcopy"</span>), i18n(<span class="stringliteral">"&Copy Here"</span>), DRAG_COPY, 1 );
<a name="l00087"></a>00087 menu->insertSeparator();
<a name="l00088"></a>00088 menu->insertItem( SmallIcon(<span class="stringliteral">"cancel"</span>), i18n(<span class="stringliteral">"C&ancel"</span>), DRAG_CANCEL, 3 );
<a name="l00089"></a>00089 action = menu->exec( QCursor::pos(), 0 );
<a name="l00090"></a>00090 }
<a name="l00091"></a>00091 <span class="keywordflow">else</span>
<a name="l00092"></a>00092 action = DRAG_MOVE;
<a name="l00093"></a>00093 }
<a name="l00094"></a>00094 <span class="keywordflow">return</span> action;
<a name="l00095"></a>00095 }
<a name="l00096"></a>00096
<a name="l00097"></a>00097 <span class="keywordtype">bool</span> FolderTreeBase::event(QEvent * e)
<a name="l00098"></a>00098 {
<a name="l00099"></a>00099 <span class="keywordflow">if</span> (e->type() == QEvent::ApplicationPaletteChange) {
<a name="l00100"></a>00100 readColorConfig();
<a name="l00101"></a>00101 <span class="keywordflow">return</span> <span class="keyword">true</span>;
<a name="l00102"></a>00102 }
<a name="l00103"></a>00103 <span class="keywordflow">return</span> KFolderTree::event(e);
<a name="l00104"></a>00104 }
<a name="l00105"></a>00105
<a name="l00106"></a>00106 <span class="keywordtype">void</span> FolderTreeBase::readColorConfig()
<a name="l00107"></a>00107 {
<a name="l00108"></a>00108 KConfig* conf = KMKernel::config();
<a name="l00109"></a>00109 <span class="comment">// Custom/System color support</span>
<a name="l00110"></a>00110 KConfigGroupSaver saver(conf, <span class="stringliteral">"Reader"</span>);
<a name="l00111"></a>00111 QColor c1=QColor(kapp->palette().active().text());
<a name="l00112"></a>00112 QColor c2=QColor(<span class="stringliteral">"blue"</span>);
<a name="l00113"></a>00113 QColor c4=QColor(kapp->palette().active().base());
<a name="l00114"></a>00114 QColor c5=QColor(<span class="stringliteral">"red"</span>);
<a name="l00115"></a>00115
<a name="l00116"></a>00116 <span class="keywordflow">if</span> (!conf->readBoolEntry(<span class="stringliteral">"defaultColors"</span>,<span class="keyword">true</span>)) {
<a name="l00117"></a>00117 mPaintInfo.colFore = conf->readColorEntry(<span class="stringliteral">"ForegroundColor"</span>,&c1);
<a name="l00118"></a>00118 mPaintInfo.colUnread = conf->readColorEntry(<span class="stringliteral">"UnreadMessage"</span>,&c2);
<a name="l00119"></a>00119 mPaintInfo.colBack = conf->readColorEntry(<span class="stringliteral">"BackgroundColor"</span>,&c4);
<a name="l00120"></a>00120 mPaintInfo.colCloseToQuota = conf->readColorEntry(<span class="stringliteral">"CloseToQuotaColor"</span>,&c5);
<a name="l00121"></a>00121 }
<a name="l00122"></a>00122 <span class="keywordflow">else</span> {
<a name="l00123"></a>00123 mPaintInfo.colFore = c1;
<a name="l00124"></a>00124 mPaintInfo.colUnread = c2;
<a name="l00125"></a>00125 mPaintInfo.colBack = c4;
<a name="l00126"></a>00126 mPaintInfo.colCloseToQuota = c5;
<a name="l00127"></a>00127 }
<a name="l00128"></a>00128 QPalette newPal = kapp->palette();
<a name="l00129"></a>00129 newPal.setColor( QColorGroup::Base, mPaintInfo.colBack );
<a name="l00130"></a>00130 newPal.setColor( QColorGroup::Text, mPaintInfo.colFore );
<a name="l00131"></a>00131 setPalette( newPal );
<a name="l00132"></a>00132 }
<a name="l00133"></a>00133
<a name="l00134"></a>00134 <span class="keywordtype">bool</span> FolderTreeBase::hideLocalInbox()<span class="keyword"> const</span>
<a name="l00135"></a>00135 <span class="keyword"></span>{
<a name="l00136"></a>00136 <span class="keywordflow">if</span> ( !GlobalSettings::self()->hideLocalInbox() )
<a name="l00137"></a>00137 <span class="keywordflow">return</span> <span class="keyword">false</span>;
<a name="l00138"></a>00138 <a class="code" href="classKMFolder.html" title="Mail folder.">KMFolder</a> *localInbox = kmkernel->inboxFolder();
<a name="l00139"></a>00139 assert( localInbox );
<a name="l00140"></a>00140 <span class="comment">// check if it is empty</span>
<a name="l00141"></a>00141 localInbox-><a class="code" href="classKMFolder.html#c12a4bb5f265447d87b3e0e9a9482cc6" title="Open folder for access.">open</a>( <span class="stringliteral">"foldertreebase"</span> );
<a name="l00142"></a>00142 <span class="keywordflow">if</span> ( localInbox-><a class="code" href="classKMFolder.html#c482e9431d9cd9ec0dc99b57e39e0942" title="Number of messages in this folder.">count</a>() > 0 ) {
<a name="l00143"></a>00143 localInbox-><a class="code" href="classKMFolder.html#8d167662bca3ad6315fa5ad67bb9e4dd" title="Close folder.">close</a>( <span class="stringliteral">"foldertreebase"</span> );
<a name="l00144"></a>00144 <span class="keywordflow">return</span> <span class="keyword">false</span>;
<a name="l00145"></a>00145 }
<a name="l00146"></a>00146 localInbox-><a class="code" href="classKMFolder.html#8d167662bca3ad6315fa5ad67bb9e4dd" title="Close folder.">close</a>( <span class="stringliteral">"foldertreebase"</span> );
<a name="l00147"></a>00147 <span class="comment">// check if it has subfolders</span>
<a name="l00148"></a>00148 <span class="keywordflow">if</span> ( localInbox-><a class="code" href="classKMFolder.html#e64663017e257b091a827139446b5c06" title="Returns the folder directory associated with this node or 0 if no such directory...">child</a>() && !localInbox-><a class="code" href="classKMFolder.html#e64663017e257b091a827139446b5c06" title="Returns the folder directory associated with this node or 0 if no such directory...">child</a>()->isEmpty() )
<a name="l00149"></a>00149 <span class="keywordflow">return</span> <span class="keyword">false</span>;
<a name="l00150"></a>00150 <span class="comment">// check if it is an account target</span>
<a name="l00151"></a>00151 <span class="keywordflow">if</span> ( localInbox-><a class="code" href="classKMFolder.html#8a5f359a701bf6e87ca5adf6f56e206c" title="Returns TRUE if accounts are associated with this folder.">hasAccounts</a>() )
<a name="l00152"></a>00152 <span class="keywordflow">return</span> <span class="keyword">false</span>;
<a name="l00153"></a>00153 <span class="keywordflow">return</span> <span class="keyword">true</span>;
<a name="l00154"></a>00154 }
<a name="l00155"></a>00155
<a name="l00156"></a>00156
<a name="l00157"></a>00157 <span class="keywordtype">void</span> FolderTreeBase::slotUpdateCounts(<a class="code" href="classKMFolder.html" title="Mail folder.">KMFolder</a> * folder, <span class="keywordtype">bool</span> force <span class="comment">/* = false*/</span>)
<a name="l00158"></a>00158 {
<a name="l00159"></a>00159 <span class="comment">// kdDebug(5006) << "KMFolderTree::slotUpdateCounts()" << endl;</span>
<a name="l00160"></a>00160 QListViewItem * current;
<a name="l00161"></a>00161 <span class="keywordflow">if</span> (folder)
<a name="l00162"></a>00162 current = indexOfFolder(folder);
<a name="l00163"></a>00163 <span class="keywordflow">else</span>
<a name="l00164"></a>00164 current = currentItem();
<a name="l00165"></a>00165
<a name="l00166"></a>00166 KMFolderTreeItem* fti = <span class="keyword">static_cast<</span>KMFolderTreeItem*<span class="keyword">></span>(current);
<a name="l00167"></a>00167
<a name="l00168"></a>00168 <span class="comment">// sanity check</span>
<a name="l00169"></a>00169 <span class="keywordflow">if</span> (!fti) <span class="keywordflow">return</span>;
<a name="l00170"></a>00170 <span class="keywordflow">if</span> (!fti->folder()) fti->setTotalCount(-1);
<a name="l00171"></a>00171
<a name="l00172"></a>00172 <span class="comment">// get the unread count</span>
<a name="l00173"></a>00173 <span class="keywordtype">int</span> <a class="code" href="classFolderStorage.html#69529ce2d21f9dcf28e06ef4fb7f2a6f" title="Number of messages in this folder.">count</a> = 0;
<a name="l00174"></a>00174 <span class="keywordflow">if</span> (folder && folder-><a class="code" href="classKMFolder.html#09686a96c5c426196119823afe49d03b" title="Returns, if the folder can&#39;t contain mails, but only subfolder.">noContent</a>()) <span class="comment">// always empty</span>
<a name="l00175"></a>00175 count = -1;
<a name="l00176"></a>00176 <span class="keywordflow">else</span> {
<a name="l00177"></a>00177 <span class="keywordflow">if</span> ( fti->folder() )
<a name="l00178"></a>00178 count = fti->folder()->countUnread();
<a name="l00179"></a>00179 }
<a name="l00180"></a>00180
<a name="l00181"></a>00181 <span class="comment">// set it</span>
<a name="l00182"></a>00182 <span class="keywordtype">bool</span> repaint = <span class="keyword">false</span>;
<a name="l00183"></a>00183 <span class="keywordflow">if</span> (fti->unreadCount() != count) {
<a name="l00184"></a>00184 fti->adjustUnreadCount( count );
<a name="l00185"></a>00185 repaint = <span class="keyword">true</span>;
<a name="l00186"></a>00186 }
<a name="l00187"></a>00187 <span class="keywordflow">if</span> (isTotalActive() || force)
<a name="l00188"></a>00188 {
<a name="l00189"></a>00189 <span class="comment">// get the total-count</span>
<a name="l00190"></a>00190 <span class="keywordflow">if</span> (fti->folder()->noContent())
<a name="l00191"></a>00191 count = -1;
<a name="l00192"></a>00192 <span class="keywordflow">else</span> {
<a name="l00193"></a>00193 <span class="comment">// get the cached count if the folder is not open</span>
<a name="l00194"></a>00194 count = fti->folder()->count( !fti->folder()->isOpened() );
<a name="l00195"></a>00195 }
<a name="l00196"></a>00196 <span class="comment">// set it</span>
<a name="l00197"></a>00197 <span class="keywordflow">if</span> ( count != fti->totalCount() ) {
<a name="l00198"></a>00198 fti->setTotalCount(count);
<a name="l00199"></a>00199 repaint = <span class="keyword">true</span>;
<a name="l00200"></a>00200 }
<a name="l00201"></a>00201 }
<a name="l00202"></a>00202 <span class="keywordflow">if</span> ( isSizeActive() || force ) {
<a name="l00203"></a>00203 <span class="keywordflow">if</span> ( !fti->folder()->noContent()) {
<a name="l00204"></a>00204 Q_INT64 size = folder-><a class="code" href="classKMFolder.html#4c7476219c137471fb93cb8c88061336">storage</a>()-><a class="code" href="classFolderStorage.html#3f7eebfeb5e48695df1883a547d23905" title="Total size of the contents of this folder.">folderSize</a>();
<a name="l00205"></a>00205 <span class="keywordflow">if</span> ( size != fti->folderSize() ) {
<a name="l00206"></a>00206 fti->setFolderSize( size );
<a name="l00207"></a>00207 repaint = <span class="keyword">true</span>;
<a name="l00208"></a>00208 }
<a name="l00209"></a>00209 }
<a name="l00210"></a>00210 }
<a name="l00211"></a>00211 <span class="keywordflow">if</span> ( fti->folderIsCloseToQuota() != folder-><a class="code" href="classKMFolder.html#4c7476219c137471fb93cb8c88061336">storage</a>()-><a class="code" href="classFolderStorage.html#95127c6229757e944e602cf09b9eb6a8" title="Return whether the folder is close to its quota limit, which can be reflected in...">isCloseToQuota</a>() ) {
<a name="l00212"></a>00212 fti->setFolderIsCloseToQuota( folder-><a class="code" href="classKMFolder.html#4c7476219c137471fb93cb8c88061336">storage</a>()-><a class="code" href="classFolderStorage.html#95127c6229757e944e602cf09b9eb6a8" title="Return whether the folder is close to its quota limit, which can be reflected in...">isCloseToQuota</a>() );
<a name="l00213"></a>00213 }
<a name="l00214"></a>00214
<a name="l00215"></a>00215 <span class="keywordflow">if</span> (fti->parent() && !fti->parent()->isOpen())
<a name="l00216"></a>00216 repaint = <span class="keyword">false</span>; <span class="comment">// we're not visible</span>
<a name="l00217"></a>00217 <span class="keywordflow">if</span> (repaint) {
<a name="l00218"></a>00218 fti->setNeedsRepaint( <span class="keyword">true</span> );
<a name="l00219"></a>00219 emit triggerRefresh();
<a name="l00220"></a>00220 }
<a name="l00221"></a>00221 <span class="comment">// tell the kernel that one of the counts has changed</span>
<a name="l00222"></a>00222 kmkernel->messageCountChanged();
<a name="l00223"></a>00223 }
<a name="l00224"></a>00224
<a name="l00225"></a>00225 <span class="keywordtype">void</span> FolderTreeBase::handleMailListDrop(QDropEvent * event, <a class="code" href="classKMFolder.html" title="Mail folder.">KMFolder</a> *destination )
<a name="l00226"></a>00226 {
<a name="l00227"></a>00227 MailList list;
<a name="l00228"></a>00228 <span class="keywordflow">if</span> ( !MailListDrag::decode( event, list ) ) {
<a name="l00229"></a>00229 kdWarning() << k_funcinfo << <span class="stringliteral">"Could not decode drag data!"</span> << endl;
<a name="l00230"></a>00230 } <span class="keywordflow">else</span> {
<a name="l00231"></a>00231 QValueList<Q_UINT32> serNums = MessageCopyHelper::serNumListFromMailList( list );
<a name="l00232"></a>00232 <span class="keywordtype">int</span> action;
<a name="l00233"></a>00233 <span class="keywordflow">if</span> ( MessageCopyHelper::inReadOnlyFolder( serNums ) )
<a name="l00234"></a>00234 action = DRAG_COPY;
<a name="l00235"></a>00235 <span class="keywordflow">else</span>
<a name="l00236"></a>00236 action = dndMode();
<a name="l00237"></a>00237 <span class="keywordflow">if</span> ( action == DRAG_COPY || action == DRAG_MOVE ) {
<a name="l00238"></a>00238 <span class="keyword">new</span> <a class="code" href="classKMail_1_1MessageCopyHelper.html" title="Helper class to copy/move a set of messages defined by their serial numbers from...">MessageCopyHelper</a>( serNums, destination, action == DRAG_MOVE, <span class="keyword">this</span> );
<a name="l00239"></a>00239 }
<a name="l00240"></a>00240 }
<a name="l00241"></a>00241 }
<a name="l00242"></a>00242
<a name="l00243"></a>00243 <span class="preprocessor">#include "foldertreebase.moc"</span>
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