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gwenview/src/app/bookmarkviewcontroller.cpp

416 lines
11 KiB

// vim: set tabstop=4 shiftwidth=4 noexpandtab:
/*
Gwenview - A simple image viewer for KDE
Copyright 2005 Aurelien Gateau
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.
This program 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 General Public License for more details.
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, USA.
*/
#include "bookmarkviewcontroller.moc"
#include <memory>
// TQt
#include <tqcursor.h>
#include <tqheader.h>
#include <tqpopupmenu.h>
#include <tqtooltip.h>
#include <tqvbox.h>
// KDE
#include <kaction.h>
#include <kactioncollection.h>
#include <kbookmarkmanager.h>
#include <kdebug.h>
#include <tdeversion.h>
#include <kiconloader.h>
#include <klistview.h>
#include <klocale.h>
#include <kmessagebox.h>
#include <kmimetype.h>
#include <ktoolbar.h>
#include <kurl.h>
#include <kurldrag.h>
// Local
#include "bookmarkdialog.h"
#include "../gvcore/fileoperation.h"
namespace Gwenview {
// URLDropListView
URLDropListView::URLDropListView(TQWidget* parent)
: KListView(parent) {
setAcceptDrops(true);
}
void URLDropListView::contentsDragMoveEvent(TQDragMoveEvent* event) {
if (KURLDrag::canDecode(event)) {
event->accept();
} else {
event->ignore();
}
}
struct BookmarkItem : public KListViewItem {
template <class ItemParent>
BookmarkItem(ItemParent* parent, const KBookmark& bookmark)
: KListViewItem(parent)
, mBookmark(bookmark)
{
refresh();
}
void refresh() {
setText(0, mBookmark.text() );
setPixmap(0, SmallIcon(mBookmark.icon()) );
}
KBookmark mBookmark;
};
class BookmarkToolTip : public TQToolTip {
public:
BookmarkToolTip(KListView* lv)
: TQToolTip(lv->viewport())
, mListView(lv) {}
void maybeTip(const TQPoint& pos) {
BookmarkItem *item = static_cast<BookmarkItem*>( mListView->itemAt(pos) );
if ( !item) return;
if (item->mBookmark.isGroup()) return;
TQRect rect=mListView->itemRect(item);
tip(rect, item->mBookmark.url().prettyURL());
};
KListView* mListView;
};
struct BookmarkViewController::Private {
TQVBox* mBox;
KListView* mListView;
KBookmarkManager* mManager;
KURL mCurrentURL;
std::auto_ptr<BookmarkToolTip> mToolTip;
KActionCollection* mActionCollection;
KURL mDroppedURL;
template <class ItemParent>
void addGroup(ItemParent* itemParent, const KBookmarkGroup& group) {
KBookmark bookmark=group.first();
BookmarkItem* previousItem=0;
BookmarkItem* item=0;
for (;!bookmark.isNull(); bookmark=group.next(bookmark) ) {
if (bookmark.isSeparator()) continue;
// Create the item and make sure it's placed at the end
previousItem=item;
item=new BookmarkItem(itemParent, bookmark);
if (previousItem) {
item->moveItem(previousItem);
}
if (bookmark.isGroup()) {
addGroup(item, static_cast<const KBookmarkGroup&>(bookmark) );
}
}
}
KBookmarkGroup findBestParentGroup() {
KBookmarkGroup parentGroup;
BookmarkItem* item=static_cast<BookmarkItem*>( mListView->currentItem() );
if (item) {
if (item->mBookmark.isGroup()) {
parentGroup=item->mBookmark.toGroup();
} else {
parentGroup=item->mBookmark.parentGroup();
}
} else {
parentGroup=mManager->root();
}
return parentGroup;
}
void bookmarkURL(const KURL& url) {
BookmarkDialog dialog(mListView, BookmarkDialog::BOOKMARK);
dialog.setTitle(url.fileName());
dialog.setURL(url.prettyURL());
dialog.setIcon(KMimeType::iconForURL(url));
if (dialog.exec()==TQDialog::Rejected) return;
KBookmarkGroup parentGroup=findBestParentGroup();
parentGroup.addBookmark(mManager, dialog.title(), dialog.url(), dialog.icon());
mManager->emitChanged(parentGroup);
}
};
void URLDropListView::contentsDropEvent(TQDropEvent* event) {
KURL::List urls;
if (!KURLDrag::decode(event, urls)) return;
emit urlDropped(event, urls);
}
BookmarkViewController::BookmarkViewController(TQWidget* parent)
: TQObject(parent)
{
d=new Private;
d->mManager=0;
d->mBox=new TQVBox(parent);
// Init listview
d->mListView=new URLDropListView(d->mBox);
d->mToolTip.reset(new BookmarkToolTip(d->mListView) );
d->mActionCollection=new KActionCollection(d->mListView);
d->mListView->header()->hide();
d->mListView->setRootIsDecorated(true);
d->mListView->addColumn(TQString());
d->mListView->setSorting(-1);
d->mListView->setShowToolTips(false);
d->mListView->setFullWidth(true);
connect(d->mListView, TQT_SIGNAL(clicked(TQListViewItem*)),
this, TQT_SLOT(slotOpenBookmark(TQListViewItem*)) );
connect(d->mListView, TQT_SIGNAL(returnPressed(TQListViewItem*)),
this, TQT_SLOT(slotOpenBookmark(TQListViewItem*)) );
connect(d->mListView, TQT_SIGNAL(contextMenuRequested(TQListViewItem*, const TQPoint&, int)),
this, TQT_SLOT(slotContextMenu(TQListViewItem*)) );
connect(d->mListView, TQT_SIGNAL(urlDropped(TQDropEvent*, const KURL::List&)),
this, TQT_SLOT(slotURLDropped(TQDropEvent*, const KURL::List&)) );
// Init toolbar
KToolBar* toolbar=new KToolBar(d->mBox, "", true);
KAction* action;
toolbar->setIconText(KToolBar::IconTextRight);
action=new KAction(i18n("Add a bookmark (keep it short)", "Add"), "bookmark_add", 0,
this, TQT_SLOT(bookmarkCurrentURL()), d->mActionCollection);
action->plug(toolbar);
action=new KAction(i18n("Remove a bookmark (keep it short)", "Remove"), "editdelete", 0,
this, TQT_SLOT(deleteCurrentBookmark()), d->mActionCollection);
action->plug(toolbar);
}
BookmarkViewController::~BookmarkViewController() {
delete d;
}
void BookmarkViewController::init(KBookmarkManager* manager) {
// This method should not be called twice
Q_ASSERT(!d->mManager);
d->mManager=manager;
// For now, we ignore the caller parameter and just refresh the full list on update
connect(d->mManager, TQT_SIGNAL(changed(const TQString&, const TQString&)),
this, TQT_SLOT(fill()) );
fill();
}
void BookmarkViewController::setURL(const KURL& url) {
d->mCurrentURL=url;
}
TQWidget* BookmarkViewController::widget() const {
return d->mBox;
}
void BookmarkViewController::fill() {
d->mListView->clear();
KBookmarkGroup root=d->mManager->root();
d->addGroup(d->mListView, root);
}
void BookmarkViewController::slotURLDropped(TQDropEvent* event, const KURL::List& urls) {
// Get a pointer to the drop item
TQPoint point(0,event->pos().y());
KListView* lst=d->mListView;
BookmarkItem* item=static_cast<BookmarkItem*>( lst->itemAt(lst->contentsToViewport(point)) );
TQPopupMenu menu(lst);
int addBookmarkID=menu.insertItem( SmallIcon("bookmark_add"), i18n("&Add Bookmark"),
this, TQT_SLOT(slotBookmarkDroppedURL()) );
if (urls.count()==1) {
d->mDroppedURL=*urls.begin();
} else {
menu.setItemEnabled(addBookmarkID, false);
}
if (item) {
menu.insertSeparator();
KURL dest=item->mBookmark.url();
FileOperation::fillDropURLMenu(&menu, urls, dest);
}
menu.insertSeparator();
menu.insertItem( SmallIcon("cancel"), i18n("Cancel") );
menu.exec(TQCursor::pos());
}
void BookmarkViewController::slotBookmarkDroppedURL() {
d->bookmarkURL(d->mDroppedURL);
}
void BookmarkViewController::slotOpenBookmark(TQListViewItem* item_) {
if (!item_) return;
BookmarkItem* item=static_cast<BookmarkItem*>(item_);
const KURL& url=item->mBookmark.url();
if (!url.isValid()) return;
emit openURL(url);
}
void BookmarkViewController::slotContextMenu(TQListViewItem* item_) {
BookmarkItem* item=static_cast<BookmarkItem*>(item_);
TQPopupMenu menu(d->mListView);
menu.insertItem(SmallIcon("bookmark_add"), i18n("Add Bookmark..."),
this, TQT_SLOT(bookmarkCurrentURL()));
menu.insertItem(SmallIcon("bookmark_folder"), i18n("Add Bookmark Folder..."),
this, TQT_SLOT(addBookmarkGroup()));
if (item) {
menu.insertSeparator();
menu.insertItem(SmallIcon("edit"), i18n("Edit..."),
this, TQT_SLOT(editCurrentBookmark()));
menu.insertItem(SmallIcon("editdelete"), i18n("Delete"),
this, TQT_SLOT(deleteCurrentBookmark()));
}
menu.exec(TQCursor::pos());
}
void BookmarkViewController::bookmarkCurrentURL() {
d->bookmarkURL(d->mCurrentURL);
}
void BookmarkViewController::addBookmarkGroup() {
BookmarkDialog dialog(d->mListView, BookmarkDialog::BOOKMARK_GROUP);
if (dialog.exec()==TQDialog::Rejected) return;
KBookmarkGroup parentGroup=d->findBestParentGroup();
KBookmarkGroup newGroup=parentGroup.createNewFolder(d->mManager, dialog.title());
newGroup.internalElement().setAttribute("icon", dialog.icon());
d->mManager->emitChanged(parentGroup);
TQListViewItem* item=d->mListView->currentItem();
if (item) {
item->setOpen(true);
}
}
void BookmarkViewController::editCurrentBookmark() {
BookmarkItem* item=static_cast<BookmarkItem*>( d->mListView->currentItem() );
Q_ASSERT(item);
if (!item) return;
KBookmark bookmark=item->mBookmark;
bool isGroup=bookmark.isGroup();
BookmarkDialog dialog(d->mListView,
isGroup ? BookmarkDialog::BOOKMARK_GROUP : BookmarkDialog::BOOKMARK);
dialog.setIcon(bookmark.icon());
dialog.setTitle(bookmark.text());
if (!isGroup) {
dialog.setURL(bookmark.url().prettyURL());
}
if (dialog.exec()==TQDialog::Rejected) return;
TQDomElement element=bookmark.internalElement();
element.setAttribute("icon", dialog.icon());
if (!isGroup) {
element.setAttribute("href", dialog.url());
}
// Find title element (or create it if it does not exist)
TQDomElement titleElement;
TQDomNode tmp=element.namedItem("title");
if (tmp.isNull()) {
titleElement=element.ownerDocument().createElement("title");
element.appendChild(titleElement);
} else {
titleElement=tmp.toElement();
}
Q_ASSERT(!titleElement.isNull());
// Get title element content (or create)
TQDomText titleText;
tmp=titleElement.firstChild();
if (tmp.isNull()) {
titleText=element.ownerDocument().createTextNode("");
titleElement.appendChild(titleText);
} else {
titleText=tmp.toText();
}
Q_ASSERT(!titleText.isNull());
// Set title (at last!)
titleText.setData(dialog.title());
KBookmarkGroup group=bookmark.parentGroup();
d->mManager->emitChanged(group);
}
void BookmarkViewController::deleteCurrentBookmark() {
BookmarkItem* item=static_cast<BookmarkItem*>( d->mListView->currentItem() );
Q_ASSERT(item);
if (!item) return;
KBookmark bookmark=item->mBookmark;
TQString msg;
TQString title;
if (bookmark.isGroup()) {
msg=i18n("Are you sure you want to delete the bookmark folder <b>%1</b>?<br>This will delete the folder and all the bookmarks in it.")
.arg(bookmark.text());
title=i18n("Delete Bookmark &Folder");
} else {
msg=i18n("Are you sure you want to delete the bookmark <b>%1</b>?")
.arg(bookmark.text());
title=i18n("Delete &Bookmark");
}
int response=KMessageBox::warningContinueCancel(d->mListView,
"<qt>" + msg + "</qt>", title,
KGuiItem(title, "editdelete")
);
if (response==KMessageBox::Cancel) return;
KBookmarkGroup group=bookmark.parentGroup();
group.deleteBookmark(bookmark);
d->mManager->emitChanged(group);
}
} // namespace