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/* This file is part of the KDE libraries
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public
License version 2 as published by the Free Software Foundation.
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., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA.
*/
#ifndef __KMFOLDERTREE
#define __KMFOLDERTREE
#include "kmheaders.h"
#include "kmfolder.h"
#include <klocale.h>
#include <kpopupmenu.h>
#include <kfoldertree.h>
#include <kiconloader.h>
#include <qwidget.h>
#include <qtimer.h>
#include <qheader.h>
class QDropEvent;
class QPixmap;
class QPainter;
class KMFolderImap;
class KMFolderTree;
class KMMainWidget;
class KMAccount;
template <typename T> class QGuardedPtr;
class KMFolderTreeItem : public QObject, public KFolderTreeItem
{
Q_OBJECT
public:
/** Construct a root item _without_ folder */
KMFolderTreeItem( KFolderTree *parent, const QString & name,
KFolderTreeItem::Protocol protocol=KFolderTreeItem::NONE );
/** Construct a root item _with_ folder */
KMFolderTreeItem( KFolderTree *parent, const QString & name,
KMFolder* folder );
/** Construct a child item */
KMFolderTreeItem( KFolderTreeItem* parent, const QString & name,
KMFolder* folder );
virtual ~KMFolderTreeItem();
QPixmap normalIcon(int size=16) const;
QPixmap unreadIcon(int size=16) const;
void setNeedsRepaint( bool value ) { mNeedsRepaint = value; }
bool needsRepaint() const { return mNeedsRepaint; }
/** associated folder */
KMFolder* folder() const { return mFolder; }
QListViewItem* parent() const { return KFolderTreeItem::parent(); }
/** Adjust the unread count from the folder and update the
* pixmaps accordingly. */
void adjustUnreadCount( int newUnreadCount );
/** dnd */
virtual bool acceptDrag(QDropEvent* ) const;
signals:
/** Our icon changed */
void iconChanged( KMFolderTreeItem * );
/** Our name changed */
void nameChanged( KMFolderTreeItem * );
public slots:
void properties();
void slotRepaint();
void slotNameChanged() { emit nameChanged( this ); }
protected:
void init();
KMFolder* mFolder;
private:
bool mNeedsRepaint;
};
//==========================================================================
class KMFolderTree : public KFolderTree
{
Q_OBJECT
public:
KMFolderTree( KMMainWidget *mainWidget, QWidget *parent=0,
const char *name=0 );
/** Save config options */
void writeConfig();
/** Get/refresh the folder tree */
virtual void reload(bool openFolders = false);
/** Recusively add folders in a folder directory to a listview item. */
virtual void addDirectory( KMFolderDir *fdir, KMFolderTreeItem* parent );
/** Find index of given folder. Returns 0 if not found */
virtual QListViewItem* indexOfFolder(const KMFolder*);
/** create a folderlist */
void createFolderList( QStringList *str,
QValueList<QGuardedPtr<KMFolder> > *folders,
bool localFolders=true,
bool imapFolders=true,
bool dimapFolders=true,
bool searchFolders=false,
bool includeNoContent=true,
bool includeNoChildren=true );
/** Read config options. */
virtual void readConfig(void);
/** Read color options and set palette. */
void readColorConfig(void);
/** Remove information about not existing folders from the config file */
void cleanupConfigFile();
/** Select the next folder with unread messages */
void nextUnreadFolder(bool confirm);
/** Check folder for unread messages (which isn't trash)*/
bool checkUnreadFolder(KMFolderTreeItem* ftl, bool confirm);
KMFolder *currentFolder() const;
enum ColumnMode {unread=15, total=16};
/** toggles the unread and total columns on/off */
void toggleColumn(int column, bool openFolders = false);
/** Set the checked/unchecked state of the unread and total column
* in the popup correctly */
virtual void updatePopup() const;
signals:
/** The selected folder has changed */
void folderSelected(KMFolder*);
/** The selected folder has changed to go to an unread message */
void folderSelectedUnread( KMFolder * );
/** Messages have been dropped onto a folder */
void folderDrop(KMFolder*);
/** Messages have been dropped onto a folder with Ctrl */
void folderDropCopy(KMFolder*);
/** unread/total column has changed */
void columnsChanged();
/** an icon of one of our folders changed */
void iconChanged( KMFolderTreeItem * );
/** the name of one of our folders changed */
void nameChanged( KMFolderTreeItem * );
public slots:
/** Select the next folder with unread messages */
void nextUnreadFolder();
/** Select the previous folder with unread messages */
void prevUnreadFolder();
/** Increment current folder */
void incCurrentFolder();
/** Decrement current folder */
void decCurrentFolder();
/** Select the current folder */
void selectCurrentFolder();
/** Executes delayed update of folder tree */
void delayedUpdate();
/** Make sure the given account is not selected because it is gone */
void slotAccountRemoved(KMAccount*);
/** Select the item and switch to the folder */
void doFolderSelected(QListViewItem*);
/** autoscroll support */
void startAutoScroll();
void stopAutoScroll();
/**
* Reset current folder and all childs
* If no item is given we take the current one
* If startListing is true a folder listing is started
*/
void slotResetFolderList( QListViewItem* item = 0, bool startList = true );
protected slots:
// void slotRMB(int, int);
/** called by the folder-manager when the list of folders changed */
void doFolderListChanged();
/** called, when a folder has been deleted */
void slotFolderRemoved(KMFolder *);
/** Updates the folder tree (delayed), causing a "blink" */
void refresh();
/** Create a child folder */
void addChildFolder();
/** Open a folder */
void openFolder();
/** Expand an IMAP folder */
void slotFolderExpanded( QListViewItem * item );
/** Tell the folder to refresh the contents on the next expansion */
void slotFolderCollapsed( QListViewItem * item );
/** Check if the new name is valid and confirm the new name */
void slotRenameFolder( QListViewItem * item, int col, const QString& text);
/** Update the total and unread columns (if available) */
void slotUpdateCounts(KMFolder * folder);
void slotUpdateCounts(KMFolderImap * folder, bool success = true);
void slotUpdateOneCount();
/** slots for the unread/total-popup */
void slotToggleUnreadColumn();
void slotToggleTotalColumn();
void autoScroll();
void slotContextMenuRequested( QListViewItem *, const QPoint & );
/** Fires a new-mail-check of the account that is accociated with currentItem */
void slotCheckMail();
void slotNewMessageToMailingList();
protected:
/** Catch palette changes */
virtual bool event(QEvent *e);
virtual void contentsMouseReleaseEvent(QMouseEvent* me);
/** Updates the number of unread messages for all folders */
virtual void updateUnreadAll( );
virtual void resizeEvent(QResizeEvent*);
/** Read/Save open/close state indicator for an item in folderTree list view */
bool readIsListViewItemOpen(KMFolderTreeItem *fti);
void writeIsListViewItemOpen(KMFolderTreeItem *fti);
QTimer mUpdateTimer;
/** Drag and drop methods */
void contentsDragEnterEvent( QDragEnterEvent *e );
void contentsDragMoveEvent( QDragMoveEvent *e );
void contentsDragLeaveEvent( QDragLeaveEvent *e );
void contentsDropEvent( QDropEvent *e );
/** Drag and drop variables */
QListViewItem *oldCurrent, *oldSelected;
QListViewItem *dropItem;
KMFolderTreeItem *mLastItem;
QTimer autoopen_timer;
// filter some rmb-events
bool eventFilter(QObject*, QEvent*);
/** open ancestors and ensure item is visible */
void prepareItem( KMFolderTreeItem* );
/** connect all signals */
void connectSignals();
private:
QTimer autoscroll_timer;
int autoscroll_time;
int autoscroll_accel;
/** total column */
QListViewItemIterator mUpdateIterator;
/** popup for unread/total */
KPopupMenu* mPopup;
int mUnreadPop;
int mTotalPop;
/** show popup after D'n'D? */
bool mShowPopupAfterDnD;
KMMainWidget *mMainWidget;
};
#endif