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Diffstat (limited to 'libkdepim/ksubscription.cpp')
| -rw-r--r-- | libkdepim/ksubscription.cpp | 793 |
1 files changed, 793 insertions, 0 deletions
diff --git a/libkdepim/ksubscription.cpp b/libkdepim/ksubscription.cpp new file mode 100644 index 000000000..c0745189e --- /dev/null +++ b/libkdepim/ksubscription.cpp @@ -0,0 +1,793 @@ +/* + ksubscription.cpp + + This program is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 2 of the License, or + (at your option) any later version. + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software Foundation, + Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, US +*/ + +#include "ksubscription.h" +#include "kaccount.h" + +#include <qlayout.h> +#include <qtimer.h> +#include <qlabel.h> +#include <qpushbutton.h> +#include <qheader.h> +#include <qtoolbutton.h> + +#include <kseparator.h> +#include <kapplication.h> +#include <kiconloader.h> +#include <klocale.h> +#include <kdebug.h> +#include <klineedit.h> + + +//============================================================================= + +KGroupInfo::KGroupInfo(const QString &name, const QString &description, + bool newGroup, bool subscribed, + Status status, QString path) + : name(name), description(description), + newGroup(newGroup), subscribed(subscribed), + status(status), path(path) +{ +} + +//----------------------------------------------------------------------------- +bool KGroupInfo::operator== (const KGroupInfo &gi2) +{ + return (name == gi2.name); +} + +//----------------------------------------------------------------------------- +bool KGroupInfo::operator< (const KGroupInfo &gi2) +{ + return (name < gi2.name); +} + +//============================================================================= + +GroupItem::GroupItem( QListView *v, const KGroupInfo &gi, KSubscription* browser, + bool isCheckItem ) + : QCheckListItem( v, gi.name, isCheckItem ? CheckBox : CheckBoxController ), + mInfo( gi ), mBrowser( browser ), mIsCheckItem( isCheckItem ), + mIgnoreStateChange( false ) +{ + if (listView()->columns() > 1) + setDescription(); +} + +//----------------------------------------------------------------------------- +GroupItem::GroupItem( QListViewItem *i, const KGroupInfo &gi, KSubscription* browser, + bool isCheckItem ) + : QCheckListItem( i, gi.name, isCheckItem ? CheckBox : CheckBoxController ), + mInfo( gi ), mBrowser( browser ), mIsCheckItem( isCheckItem ), + mIgnoreStateChange( false ) +{ + if (listView()->columns() > 1) + setDescription(); +} + +//----------------------------------------------------------------------------- +void GroupItem::setInfo( KGroupInfo info ) +{ + mInfo = info; + setText(0, mInfo.name); + if (listView()->columns() > 1) + setDescription(); +} + +//----------------------------------------------------------------------------- +void GroupItem::setDescription() +{ + setText(1, mInfo.description); +} + +//----------------------------------------------------------------------------- +void GroupItem::setOn( bool on ) +{ + if (mBrowser->isLoading()) + { + // set this only if we're loading/creating items + // otherwise changes are only permanent when the dialog is saved + mInfo.subscribed = on; + } + if (isCheckItem()) + QCheckListItem::setOn(on); +} + +//------------------------------------------------------------------------------ +void GroupItem::stateChange( bool on ) +{ + // delegate to parent + if ( !mIgnoreStateChange ) + mBrowser->changeItemState(this, on); +} + +//------------------------------------------------------------------------------ +void GroupItem::setVisible( bool b ) +{ + if (b) + { + QListViewItem::setVisible(b); + setEnabled(true); + } + else + { + if (isCheckItem()) + { + bool setInvisible = true; + for (QListViewItem * lvchild = firstChild(); lvchild != 0; + lvchild = lvchild->nextSibling()) + { + if (lvchild->isVisible()) // item has a visible child + setInvisible = false; + } + if (setInvisible) + QListViewItem::setVisible(b); + else + { + // leave it visible so that children remain visible + setOpen(true); + setEnabled(false); + } + } + else + { + // non-checkable item + QPtrList<QListViewItem> moveItems; + + for (QListViewItem * lvchild = firstChild(); lvchild != 0; + lvchild = lvchild->nextSibling()) + { + if (static_cast<GroupItem*>(lvchild)->isCheckItem()) + { + // remember the items + moveItems.append(lvchild); + } + } + QPtrListIterator<QListViewItem> it( moveItems ); + for ( ; it.current(); ++it) + { + // move the checkitem to top + QListViewItem* parent = it.current()->parent(); + if (parent) parent->takeItem(it.current()); + listView()->insertItem(it.current()); + } + QListViewItem::setVisible(false); + } + } +} + +//----------------------------------------------------------------------------- +void GroupItem::paintCell( QPainter * p, const QColorGroup & cg, + int column, int width, int align ) +{ + if (mIsCheckItem) + return QCheckListItem::paintCell( p, cg, column, width, align ); + else + return QListViewItem::paintCell( p, cg, column, width, align ); +} + +//----------------------------------------------------------------------------- +void GroupItem::paintFocus( QPainter * p, const QColorGroup & cg, + const QRect & r ) +{ + if (mIsCheckItem) + QCheckListItem::paintFocus(p, cg, r); + else + QListViewItem::paintFocus(p, cg, r); +} + +//----------------------------------------------------------------------------- +int GroupItem::width( const QFontMetrics& fm, const QListView* lv, int column) const +{ + if (mIsCheckItem) + return QCheckListItem::width(fm, lv, column); + else + return QListViewItem::width(fm, lv, column); +} + +//----------------------------------------------------------------------------- +void GroupItem::setup() +{ + if (mIsCheckItem) + QCheckListItem::setup(); + else + QListViewItem::setup(); +} + + +//============================================================================= + +KSubscription::KSubscription( QWidget *parent, const QString &caption, + KAccount * acct, int buttons, const QString &user1, bool descriptionColumn ) + : KDialogBase( parent, 0, true, caption, buttons | Help | Ok | Cancel, Ok, + true, i18n("Reload &List"), user1 ), + mAcct( acct ) +{ + mLoading = true; + setWFlags( getWFlags() | WDestructiveClose ); + + // create Widgets + page = new QWidget(this); + setMainWidget(page); + + QLabel *comment = new QLabel("<p>"+ + i18n("Manage which mail folders you want to see in your folder view") + "</p>", page); + + QToolButton *clearButton = new QToolButton( page ); + clearButton->setIconSet( KGlobal::iconLoader()->loadIconSet( + KApplication::reverseLayout() ? "clear_left":"locationbar_erase", KIcon::Small, 0 ) ); + filterEdit = new KLineEdit(page); + QLabel *l = new QLabel(filterEdit,i18n("S&earch:"), page); + connect( clearButton, SIGNAL( clicked() ), filterEdit, SLOT( clear() ) ); + + // checkboxes + noTreeCB = new QCheckBox(i18n("Disable &tree view"), page); + noTreeCB->setChecked(false); + subCB = new QCheckBox(i18n("&Subscribed only"), page); + subCB->setChecked(false); + newCB = new QCheckBox(i18n("&New only"), page); + newCB->setChecked(false); + + + KSeparator *sep = new KSeparator(KSeparator::HLine, page); + + // init the labels + QFont fnt = font(); + fnt.setBold(true); + leftLabel = new QLabel(i18n("Loading..."), page); + rightLabel = new QLabel(i18n("Current changes:"), page); + leftLabel->setFont(fnt); + rightLabel->setFont(fnt); + + // icons + pmRight = BarIconSet("forward"); + pmLeft = BarIconSet("back"); + + arrowBtn1 = new QPushButton(page); + arrowBtn1->setEnabled(false); + arrowBtn2 = new QPushButton(page); + arrowBtn2->setEnabled(false); + arrowBtn1->setIconSet(pmRight); + arrowBtn2->setIconSet(pmRight); + arrowBtn1->setFixedSize(35,30); + arrowBtn2->setFixedSize(35,30); + + // the main listview + groupView = new QListView(page); + groupView->setRootIsDecorated(true); + groupView->addColumn(i18n("Name")); + groupView->setAllColumnsShowFocus(true); + if (descriptionColumn) + mDescrColumn = groupView->addColumn(i18n("Description")); + else + groupView->header()->setStretchEnabled(true, 0); + + // layout + QGridLayout *topL = new QGridLayout(page,4,1,0, KDialog::spacingHint()); + QHBoxLayout *filterL = new QHBoxLayout(KDialog::spacingHint()); + QVBoxLayout *arrL = new QVBoxLayout(KDialog::spacingHint()); + listL = new QGridLayout(2, 3, KDialog::spacingHint()); + + topL->addWidget(comment, 0,0); + topL->addLayout(filterL, 1,0); + topL->addWidget(sep,2,0); + topL->addLayout(listL, 3,0); + + filterL->addWidget(clearButton); + filterL->addWidget(l); + filterL->addWidget(filterEdit, 1); + filterL->addWidget(noTreeCB); + filterL->addWidget(subCB); + filterL->addWidget(newCB); + + listL->addWidget(leftLabel, 0,0); + listL->addWidget(rightLabel, 0,2); + listL->addWidget(groupView, 1,0); + listL->addLayout(arrL, 1,1); + listL->setRowStretch(1,1); + listL->setColStretch(0,5); + listL->setColStretch(2,2); + + arrL->addWidget(arrowBtn1, AlignCenter); + arrL->addWidget(arrowBtn2, AlignCenter); + + // listviews + subView = new QListView(page); + subView->addColumn(i18n("Subscribe To")); + subView->header()->setStretchEnabled(true, 0); + unsubView = new QListView(page); + unsubView->addColumn(i18n("Unsubscribe From")); + unsubView->header()->setStretchEnabled(true, 0); + + QVBoxLayout *protL = new QVBoxLayout(3); + listL->addLayout(protL, 1,2); + protL->addWidget(subView); + protL->addWidget(unsubView); + + // disable some widgets as long we're loading + enableButton(User1, false); + enableButton(User2, false); + newCB->setEnabled(false); + noTreeCB->setEnabled(false); + subCB->setEnabled(false); + + filterEdit->setFocus(); + + // items clicked + connect(groupView, SIGNAL(clicked(QListViewItem *)), + this, SLOT(slotChangeButtonState(QListViewItem*))); + connect(subView, SIGNAL(clicked(QListViewItem *)), + this, SLOT(slotChangeButtonState(QListViewItem*))); + connect(unsubView, SIGNAL(clicked(QListViewItem *)), + this, SLOT(slotChangeButtonState(QListViewItem*))); + + // connect buttons + connect(arrowBtn1, SIGNAL(clicked()), SLOT(slotButton1())); + connect(arrowBtn2, SIGNAL(clicked()), SLOT(slotButton2())); + connect(this, SIGNAL(user1Clicked()), SLOT(slotLoadFolders())); + + // connect checkboxes + connect(subCB, SIGNAL(clicked()), SLOT(slotCBToggled())); + connect(newCB, SIGNAL(clicked()), SLOT(slotCBToggled())); + connect(noTreeCB, SIGNAL(clicked()), SLOT(slotCBToggled())); + + // connect textfield + connect(filterEdit, SIGNAL(textChanged(const QString&)), + SLOT(slotFilterTextChanged(const QString&))); + + // update status + connect(this, SIGNAL(listChanged()), SLOT(slotUpdateStatusLabel())); +} + +//----------------------------------------------------------------------------- +KSubscription::~KSubscription() +{ +} + +//----------------------------------------------------------------------------- +void KSubscription::setStartItem( const KGroupInfo &info ) +{ + QListViewItemIterator it(groupView); + + for ( ; it.current(); ++it) + { + if (static_cast<GroupItem*>(it.current())->info() == info) + { + it.current()->setSelected(true); + it.current()->setOpen(true); + } + } +} + +//----------------------------------------------------------------------------- +void KSubscription::removeListItem( QListView *view, const KGroupInfo &gi ) +{ + if(!view) return; + QListViewItemIterator it(view); + + for ( ; it.current(); ++it) + { + if (static_cast<GroupItem*>(it.current())->info() == gi) + { + delete it.current(); + break; + } + } + if (view == groupView) + emit listChanged(); +} + +//----------------------------------------------------------------------------- +QListViewItem* KSubscription::getListItem( QListView *view, const KGroupInfo &gi ) +{ + if(!view) return 0; + QListViewItemIterator it(view); + + for ( ; it.current(); ++it) + { + if (static_cast<GroupItem*>(it.current())->info() == gi) + return (it.current()); + } + return 0; +} + +//----------------------------------------------------------------------------- +bool KSubscription::itemInListView( QListView *view, const KGroupInfo &gi ) +{ + if(!view) return false; + QListViewItemIterator it(view); + + for ( ; it.current(); ++it) + if (static_cast<GroupItem*>(it.current())->info() == gi) + return true; + + return false; +} + +//------------------------------------------------------------------------------ +void KSubscription::setDirectionButton1( Direction dir ) +{ + mDirButton1 = dir; + if (dir == Left) + arrowBtn1->setIconSet(pmLeft); + else + arrowBtn1->setIconSet(pmRight); +} + +//------------------------------------------------------------------------------ +void KSubscription::setDirectionButton2( Direction dir ) +{ + mDirButton2 = dir; + if (dir == Left) + arrowBtn2->setIconSet(pmLeft); + else + arrowBtn2->setIconSet(pmRight); +} + +//------------------------------------------------------------------------------ +void KSubscription::changeItemState( GroupItem* item, bool on ) +{ + // is this a checkable item + if (!item->isCheckItem()) return; + + // if we're currently loading the items ignore changes + if (mLoading) return; + if (on) + { + if (!itemInListView(unsubView, item->info())) + { + QListViewItem *p = item->parent(); + while (p) + { + // make sure all parents are subscribed + GroupItem* pi = static_cast<GroupItem*>(p); + if (pi->isCheckItem() && !pi->isOn()) + { + pi->setIgnoreStateChange(true); + pi->setOn(true); + pi->setIgnoreStateChange(false); + new GroupItem(subView, pi->info(), this); + } + p = p->parent(); + } + new GroupItem(subView, item->info(), this); + } + // eventually remove it from the other listview + removeListItem(unsubView, item->info()); + } + else { + if (!itemInListView(subView, item->info())) + { + new GroupItem(unsubView, item->info(), this); + } + // eventually remove it from the other listview + removeListItem(subView, item->info()); + } + // update the buttons + slotChangeButtonState(item); +} + +//------------------------------------------------------------------------------ +void KSubscription::filterChanged( QListViewItem* item, const QString & text ) +{ + if ( !item && groupView ) + item = groupView->firstChild(); + if ( !item ) + return; + + do + { + if ( item->firstChild() ) // recursive descend + filterChanged(item->firstChild(), text); + + GroupItem* gr = static_cast<GroupItem*>(item); + if (subCB->isChecked() || newCB->isChecked() || !text.isEmpty() || + noTreeCB->isChecked()) + { + // set it invisible + if ( subCB->isChecked() && + (!gr->isCheckItem() || + (gr->isCheckItem() && !gr->info().subscribed)) ) + { + // only subscribed + gr->setVisible(false); + continue; + } + if ( newCB->isChecked() && + (!gr->isCheckItem() || + (gr->isCheckItem() && !gr->info().newGroup)) ) + { + // only new + gr->setVisible(false); + continue; + } + if ( !text.isEmpty() && + gr->text(0).find(text, 0, false) == -1) + { + // searchfield + gr->setVisible(false); + continue; + } + if ( noTreeCB->isChecked() && + !gr->isCheckItem() ) + { + // disable treeview + gr->setVisible(false); + continue; + } + + gr->setVisible(true); + + } else { + gr->setVisible(true); + } + + } while ((item = item->nextSibling())); + +} + +//------------------------------------------------------------------------------ +uint KSubscription::activeItemCount() +{ + QListViewItemIterator it(groupView); + + uint count = 0; + for ( ; it.current(); ++it) + { + if (static_cast<GroupItem*>(it.current())->isCheckItem() && + it.current()->isVisible() && it.current()->isEnabled()) + count++; + } + + return count; +} + +//------------------------------------------------------------------------------ +void KSubscription::restoreOriginalParent() +{ + QPtrList<QListViewItem> move; + QListViewItemIterator it(groupView); + for ( ; it.current(); ++it) + { + QListViewItem* origParent = static_cast<GroupItem*>(it.current())-> + originalParent(); + if (origParent && origParent != it.current()->parent()) + { + // remember this to avoid messing up the iterator + move.append(it.current()); + } + } + QPtrListIterator<QListViewItem> it2( move ); + for ( ; it2.current(); ++it2) + { + // restore the original parent + QListViewItem* origParent = static_cast<GroupItem*>(it2.current())-> + originalParent(); + groupView->takeItem(it2.current()); + origParent->insertItem(it2.current()); + } +} + +//----------------------------------------------------------------------------- +void KSubscription::saveOpenStates() +{ + QListViewItemIterator it(groupView); + + for ( ; it.current(); ++it) + { + static_cast<GroupItem*>(it.current())->setLastOpenState( + it.current()->isOpen() ); + } +} + +//----------------------------------------------------------------------------- +void KSubscription::restoreOpenStates() +{ + QListViewItemIterator it(groupView); + + for ( ; it.current(); ++it) + { + it.current()->setOpen( + static_cast<GroupItem*>(it.current())->lastOpenState() ); + } +} + +//----------------------------------------------------------------------------- +void KSubscription::slotLoadingComplete() +{ + mLoading = false; + + enableButton(User1, true); + enableButton(User2, true); + newCB->setEnabled(true); + noTreeCB->setEnabled(true); + subCB->setEnabled(true); + + // remember the correct parent + QListViewItemIterator it(groupView); + for ( ; it.current(); ++it) + { + static_cast<GroupItem*>(it.current())-> + setOriginalParent( it.current()->parent() ); + } + + emit listChanged(); +} + +//------------------------------------------------------------------------------ +void KSubscription::slotChangeButtonState( QListViewItem *item ) +{ + if (!item || + (item->listView() == groupView && + !static_cast<GroupItem*>(item)->isCheckItem())) + { + // disable and return + arrowBtn1->setEnabled(false); + arrowBtn2->setEnabled(false); + return; + } + // set the direction of the buttons and enable/disable them + QListView* currentView = item->listView(); + if (currentView == groupView) + { + setDirectionButton1(Right); + setDirectionButton2(Right); + if (static_cast<GroupItem*>(item)->isOn()) + { + // already subscribed + arrowBtn1->setEnabled(false); + arrowBtn2->setEnabled(true); + } else { + // unsubscribed + arrowBtn1->setEnabled(true); + arrowBtn2->setEnabled(false); + } + } else if (currentView == subView) + { + // undo possible + setDirectionButton1(Left); + + arrowBtn1->setEnabled(true); + arrowBtn2->setEnabled(false); + } else if (currentView == unsubView) + { + // undo possible + setDirectionButton2(Left); + + arrowBtn1->setEnabled(false); + arrowBtn2->setEnabled(true); + } +} + +//------------------------------------------------------------------------------ +void KSubscription::slotButton1() +{ + if (mDirButton1 == Right) + { + if (groupView->currentItem() && + static_cast<GroupItem*>(groupView->currentItem())->isCheckItem()) + { + // activate + GroupItem* item = static_cast<GroupItem*>(groupView->currentItem()); + item->setOn(true); + } + } + else { + if (subView->currentItem()) + { + GroupItem* item = static_cast<GroupItem*>(subView->currentItem()); + // get the corresponding item from the groupView + QListViewItem* listitem = getListItem(groupView, item->info()); + if (listitem) + { + // deactivate + GroupItem* chk = static_cast<GroupItem*>(listitem); + chk->setOn(false); + } + } + } +} + +//------------------------------------------------------------------------------ +void KSubscription::slotButton2() +{ + if (mDirButton2 == Right) + { + if (groupView->currentItem() && + static_cast<GroupItem*>(groupView->currentItem())->isCheckItem()) + { + // deactivate + GroupItem* item = static_cast<GroupItem*>(groupView->currentItem()); + item->setOn(false); + } + } + else { + if (unsubView->currentItem()) + { + GroupItem* item = static_cast<GroupItem*>(unsubView->currentItem()); + // get the corresponding item from the groupView + QListViewItem* listitem = getListItem(groupView, item->info()); + if (listitem) + { + // activate + GroupItem* chk = static_cast<GroupItem*>(listitem); + chk->setOn(true); + } + } + } +} + +//------------------------------------------------------------------------------ +void KSubscription::slotCBToggled() +{ + if (!noTreeCB->isChecked() && !newCB->isChecked() && !subCB->isChecked()) + { + restoreOriginalParent(); + } + // set items {in}visible + filterChanged(groupView->firstChild()); + emit listChanged(); +} + +//------------------------------------------------------------------------------ +void KSubscription::slotFilterTextChanged( const QString & text ) +{ + // remember is the items are open + if (mLastText.isEmpty()) + saveOpenStates(); + + if (!mLastText.isEmpty() && text.length() < mLastText.length()) + { + // reset + restoreOriginalParent(); + QListViewItemIterator it(groupView); + for ( ; it.current(); ++it) + { + it.current()->setVisible(true); + it.current()->setEnabled(true); + } + } + // set items {in}visible + filterChanged(groupView->firstChild(), text); + // restore the open-states + if (text.isEmpty()) + restoreOpenStates(); + + emit listChanged(); + mLastText = text; +} + +//------------------------------------------------------------------------------ +void KSubscription::slotUpdateStatusLabel() +{ + QString text; + if (mLoading) + text = i18n("Loading... (1 matching)", "Loading... (%n matching)", + activeItemCount()); + else + text = i18n("%1: (1 matching)", "%1: (%n matching)", activeItemCount()) + .arg(account()->name()); + + leftLabel->setText(text); +} + +//------------------------------------------------------------------------------ +void KSubscription::slotLoadFolders() +{ + enableButton(User1, false); + mLoading = true; + subView->clear(); + unsubView->clear(); + groupView->clear(); +} + +#include "ksubscription.moc" |