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authortoma <toma@283d02a7-25f6-0310-bc7c-ecb5cbfe19da>2009-11-25 17:56:58 +0000
committertoma <toma@283d02a7-25f6-0310-bc7c-ecb5cbfe19da>2009-11-25 17:56:58 +0000
commitce4a32fe52ef09d8f5ff1dd22c001110902b60a2 (patch)
tree5ac38a06f3dde268dc7927dc155896926aaf7012 /kdeprint/management/cjanuswidget.cpp
downloadtdelibs-ce4a32fe52ef09d8f5ff1dd22c001110902b60a2.tar.gz
tdelibs-ce4a32fe52ef09d8f5ff1dd22c001110902b60a2.zip
Copy the KDE 3.5 branch to branches/trinity for new KDE 3.5 features.
BUG:215923 git-svn-id: svn://anonsvn.kde.org/home/kde/branches/trinity/kdelibs@1054174 283d02a7-25f6-0310-bc7c-ecb5cbfe19da
Diffstat (limited to 'kdeprint/management/cjanuswidget.cpp')
-rw-r--r--kdeprint/management/cjanuswidget.cpp265
1 files changed, 265 insertions, 0 deletions
diff --git a/kdeprint/management/cjanuswidget.cpp b/kdeprint/management/cjanuswidget.cpp
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+/*
+ * This file is part of the KDE libraries
+ * Copyright (c) 2001 Michael Goffioul <kdeprint@swing.be>
+ *
+ * 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., 51 Franklin Street, Fifth Floor,
+ * Boston, MA 02110-1301, USA.
+ **/
+
+#include "cjanuswidget.h"
+
+#include <qwidgetstack.h>
+#include <qlabel.h>
+#include <qpainter.h>
+#include <klistbox.h>
+#include <qlayout.h>
+#include <kseparator.h>
+
+class CJanusWidget::CPage
+{
+public:
+ QWidget *m_widget;
+ QString m_text;
+ QString m_header;
+ QPixmap m_pixmap;
+ CListBoxItem *m_item;
+};
+
+//***********************************************************************************
+
+class CJanusWidget::CListBoxItem : public QListBoxItem
+{
+public:
+ CListBoxItem(QListBox *lb, QListBoxItem *after, const QPixmap& pix, const QString& text);
+ int height(const QListBox*) const;
+ int width(const QListBox*) const;
+
+protected:
+ void paint(QPainter*);
+
+private:
+ QPixmap m_pix;
+};
+
+CJanusWidget::CListBoxItem::CListBoxItem(QListBox *lb, QListBoxItem *after, const QPixmap& pix, const QString& text)
+: QListBoxItem(lb, after), m_pix(pix)
+{
+ setText(text);
+}
+
+int CJanusWidget::CListBoxItem::height(const QListBox *lb) const
+{
+ return (m_pix.height() + lb->fontMetrics().lineSpacing() + 12);
+}
+
+int CJanusWidget::CListBoxItem::width(const QListBox *lb) const
+{
+ int w = QMAX(lb->fontMetrics().width(text()),m_pix.width());
+ return (w + 10);
+}
+
+void CJanusWidget::CListBoxItem::paint(QPainter *p)
+{
+ int w1 = (listBox()->contentsWidth()-m_pix.width())/2;
+
+ p->drawPixmap(w1,5,m_pix);
+ p->drawText(0,7+m_pix.height(),listBox()->contentsWidth(),p->fontMetrics().lineSpacing(),Qt::AlignHCenter,text());
+}
+
+//***********************************************************************************
+
+class CJanusWidget::CListBox : public KListBox
+{
+public:
+ CListBox(QWidget *parent = 0, const char *name = 0);
+ ~CListBox();
+
+ void computeWidth();
+
+protected:
+ virtual bool eventFilter(QObject*, QEvent*);
+};
+
+CJanusWidget::CListBox::CListBox(QWidget *parent, const char *name)
+: KListBox(parent,name)
+{
+ verticalScrollBar()->installEventFilter(this);
+}
+
+CJanusWidget::CListBox::~CListBox()
+{
+}
+
+bool CJanusWidget::CListBox::eventFilter(QObject *o, QEvent *e)
+{
+ if (e->type() == QEvent::Show || e->type() == QEvent::Hide)
+ computeWidth();
+ return KListBox::eventFilter(o,e);
+}
+
+void CJanusWidget::CListBox::computeWidth()
+{
+ QListBoxItem *item = firstItem();
+ int w(40);
+ while (item)
+ {
+ w = QMAX(w,item->width(this));
+ item = item->next();
+ }
+ if (verticalScrollBar()->isVisible())
+ w += verticalScrollBar()->sizeHint().width();
+ w += (frameWidth()*2);
+ setFixedWidth(w);
+}
+
+//***********************************************************************************
+
+CJanusWidget::CJanusWidget(QWidget *parent, const char *name)
+: QWidget(parent,name)
+{
+ m_pages.setAutoDelete(true);
+
+ m_stack = new QWidgetStack(this);
+ m_header = new QLabel(this);
+ QFont f(m_header->font());
+ f.setBold(true);
+ m_header->setFont(f);
+
+ KSeparator* sep = new KSeparator( KSeparator::HLine, this);
+ sep->setFixedHeight(5);
+
+ m_iconlist = new CListBox(this);
+ f = m_iconlist->font();
+ f.setBold(true);
+ m_iconlist->setFont(f);
+ connect(m_iconlist,SIGNAL(selectionChanged(QListBoxItem*)),SLOT(slotSelected(QListBoxItem*)));
+
+ m_empty = new QWidget(this, "Empty");
+ m_stack->addWidget(m_empty,0);
+
+ QHBoxLayout *main_ = new QHBoxLayout(this, 0, 10);
+ QVBoxLayout *sub_ = new QVBoxLayout(0, 0, 5);
+ main_->addWidget(m_iconlist,0);
+ main_->addLayout(sub_,1);
+ sub_->addWidget(m_header,0);
+ sub_->addWidget(sep,0);
+ sub_->addWidget(m_stack,1);
+}
+
+CJanusWidget::~CJanusWidget()
+{
+}
+
+void CJanusWidget::addPage(QWidget *w, const QString& text, const QString& header, const QPixmap& pix)
+{
+ CPage *page = new CPage();
+ m_pages.append(page);
+ page->m_widget = w;
+ page->m_text = text;
+ page->m_header = header;
+ page->m_pixmap = pix;
+ page->m_item = new CListBoxItem(m_iconlist,findPrevItem(page),pix,text);
+ m_iconlist->computeWidth();
+ m_stack->addWidget(w,m_pages.count());
+
+ if (m_iconlist->count() == 1)
+ m_iconlist->setSelected(page->m_item,true);
+}
+
+void CJanusWidget::enablePage(QWidget *w)
+{
+ CPage *page = findPage(w);
+ if (page && !page->m_item)
+ {
+ page->m_item = new CListBoxItem(m_iconlist,findPrevItem(page),page->m_pixmap,page->m_text);
+ m_iconlist->computeWidth();
+ if (m_iconlist->count() == 1)
+ m_iconlist->setSelected(page->m_item,true);
+ }
+}
+
+void CJanusWidget::disablePage(QWidget *w)
+{
+ CPage *page = findPage(w);
+ if (page && page->m_item)
+ {
+ bool needReselect(m_iconlist->isSelected(page->m_item));
+ delete page->m_item;
+ page->m_item = 0;
+ m_iconlist->computeWidth();
+ if (needReselect)
+ if (m_iconlist->count() > 0)
+ m_iconlist->setSelected(m_iconlist->firstItem(),true);
+ else
+ slotSelected(0);
+ }
+}
+
+void CJanusWidget::slotSelected(QListBoxItem *item)
+{
+ CPage *page = findPage(item);
+ if (page)
+ {
+ m_stack->raiseWidget(page->m_widget);
+ m_header->setText(page->m_header);
+ }
+ else
+ {
+ m_header->setText("");
+ m_stack->raiseWidget(m_empty);
+ }
+}
+
+CJanusWidget::CPage* CJanusWidget::findPage(QWidget *w)
+{
+ QPtrListIterator<CPage> it(m_pages);
+ for (;it.current();++it)
+ if (it.current()->m_widget == w)
+ return it.current();
+ return 0;
+}
+
+CJanusWidget::CPage* CJanusWidget::findPage(QListBoxItem *i)
+{
+ QPtrListIterator<CPage> it(m_pages);
+ for (;it.current();++it)
+ if (it.current()->m_item == i)
+ return it.current();
+ return 0;
+}
+
+QListBoxItem* CJanusWidget::findPrevItem(CPage *p)
+{
+ if (m_pages.findRef(p) == -1)
+ m_pages.last();
+ else
+ m_pages.prev();
+ for (;m_pages.current();m_pages.prev())
+ if (m_pages.current()->m_item)
+ return m_pages.current()->m_item;
+ return 0;
+}
+
+void CJanusWidget::clearPages()
+{
+ QPtrListIterator<CPage> it(m_pages);
+ for (;it.current(); ++it)
+ {
+ delete it.current()->m_widget;
+ delete it.current()->m_item;
+ }
+ m_pages.clear();
+}
+
+#include "cjanuswidget.moc"