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+/* This file is part of the KDE libraries
+ Copyright (C) 2004 Christoph Cullmann <cullmann@kde.org>
+ Copyright (C) 2002,2003 Joseph Wenninger <jowenn@kde.org>
+
+ This library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Library General Public
+ License as published by the Free Software Foundation; either
+ version 2 of the License, or (at your option) any later version.
+
+ 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.
+
+ Based on:
+
+ //----------------------------------------------------------------------------
+ // Project : KDE MDI extension
+ //
+ // begin : 07/1999 by Szymon Stefanek as part of kvirc
+ // (an IRC application)
+ // changes : 09/1999 by Falk Brettschneider to create an
+ // - 06/2000 stand-alone Qt extension set of
+ // classes and a Qt-based library
+ // : 02/2000 by Massimo Morin (mmorin@schedsys.com)
+ // 2000-2003 maintained by the KDevelop project
+ // patches : -/2000 by Lars Beikirch (Lars.Beikirch@gmx.net)
+ // : 01/2003 by Jens Zurheide (jens.zurheide@gmx.de)
+ //
+ // copyright : (C) 1999-2003 by Falk Brettschneider
+ // and
+ // Szymon Stefanek (stefanek@tin.it)
+ // email : falkbr@tdevelop.org (Falk Brettschneider)
+ //----------------------------------------------------------------------------
+*/
+
+#include <ktabbar.h>
+#include <kpopupmenu.h>
+#include <kdebug.h>
+
+#include <tqobjectlist.h>
+
+#include "tabwidget.h"
+#include "tabwidget.moc"
+
+namespace KMDIPrivate
+{
+ class TabWidgetPrivate
+ {
+
+ };
+}
+
+namespace KMDI
+{
+
+TabWidget::TabWidget(TQWidget* parent, const char* name)
+ : KTabWidget(parent,name)
+ , m_visibility (KMDI::ShowWhenMoreThanOneTab)
+ , d (new KMDIPrivate::TabWidgetPrivate())
+{
+ installEventFilter (this);
+
+ tabBar()->hide();
+
+ setHoverCloseButton(true);
+
+ connect(this, TQT_SIGNAL(closeRequest(TQWidget*)), this, TQT_SLOT(closeTab(TQWidget*)));
+}
+
+TabWidget::~TabWidget()
+{
+ delete d;
+ d = 0;
+}
+
+bool TabWidget::eventFilter(TQObject *obj, TQEvent *e )
+{
+ if(e->type() == TQEvent::FocusIn)
+ {
+ emit focusInEvent ();
+ }
+ else if (e->type() == TQEvent::ChildRemoved)
+ {
+ // if we lost a child we uninstall ourself as event filter for the lost
+ // child and its children
+ TQObject* pLostChild = TQT_TQOBJECT(((TQChildEvent*)e)->child());
+ if ((pLostChild != 0L) && (pLostChild->isWidgetType())) {
+ TQObjectList *list = pLostChild->queryList( TQWIDGET_OBJECT_NAME_STRING );
+ list->insert(0, pLostChild); // add the lost child to the list too, just to save code
+ TQObjectListIt it( *list ); // iterate over all lost child widgets
+ TQObject * o;
+ while ( (o=it.current()) != 0 ) { // for each found object...
+ TQWidget* widg = (TQWidget*)o;
+ ++it;
+ widg->removeEventFilter(this);
+ }
+ delete list; // delete the list, not the objects
+ }
+ }
+ else if (e->type() == TQEvent::ChildInserted)
+ {
+ // if we got a new child and we are attached to the MDI system we
+ // install ourself as event filter for the new child and its children
+ // (as we did when we were added to the MDI system).
+ TQObject* pNewChild = TQT_TQOBJECT(((TQChildEvent*)e)->child());
+ if ((pNewChild != 0L) && (pNewChild->isWidgetType()))
+ {
+ TQWidget* pNewWidget = (TQWidget*)pNewChild;
+ if (pNewWidget->testWFlags((WFlags)(WType_Dialog | WShowModal)))
+ return false;
+ TQObjectList *list = pNewWidget->queryList( TQWIDGET_OBJECT_NAME_STRING );
+ list->insert(0, pNewChild); // add the new child to the list too, just to save code
+ TQObjectListIt it( *list ); // iterate over all new child widgets
+ TQObject * o;
+ while ( (o=it.current()) != 0 ) { // for each found object...
+ TQWidget* widg = (TQWidget*)o;
+ ++it;
+ widg->installEventFilter(this);
+ connect(widg, TQT_SIGNAL(destroyed()), this, TQT_SLOT(childDestroyed()));
+ }
+ delete list; // delete the list, not the objects
+ }
+ }
+
+ return KTabWidget::eventFilter (obj, e);
+}
+
+void TabWidget::childDestroyed()
+{
+ // if we lost a child we uninstall ourself as event filter for the lost
+ // child and its children
+ const TQObject* pLostChild = TQT_TQOBJECT_CONST(sender());
+ if ((pLostChild != 0L) && (pLostChild->isWidgetType()))
+ {
+ TQObjectList *list = ((TQObject*)(pLostChild))->queryList(TQWIDGET_OBJECT_NAME_STRING);
+ list->insert(0, pLostChild); // add the lost child to the list too, just to save code
+ TQObjectListIt it( *list ); // iterate over all lost child widgets
+ TQObject * obj;
+ while ( (obj=it.current()) != 0 ) { // for each found object...
+ TQWidget* widg = (TQWidget*)obj;
+ ++it;
+ widg->removeEventFilter(this);
+ }
+ delete list; // delete the list, not the objects
+ }
+}
+
+void TabWidget::closeTab(TQWidget* w)
+{
+ w->close();
+}
+
+void TabWidget::addTab ( TQWidget * child, const TQString & label )
+{
+ KTabWidget::addTab(child,label);
+ showPage(child);
+ maybeShow();
+}
+
+void TabWidget::addTab ( TQWidget * child, const TQIconSet & iconset, const TQString & label )
+{
+ KTabWidget::addTab(child,iconset,label);
+ showPage(child);
+ maybeShow();
+}
+
+void TabWidget::addTab ( TQWidget * child, TQTab * tab )
+{
+ KTabWidget::addTab(child,tab);
+ showPage(child);
+ maybeShow();
+}
+
+void TabWidget::insertTab ( TQWidget * child, const TQString & label, int index)
+{
+ KTabWidget::insertTab(child,label,index);
+ showPage(child);
+ maybeShow();
+ tabBar()->repaint();
+}
+
+void TabWidget::insertTab ( TQWidget * child, const TQIconSet & iconset, const TQString & label, int index )
+{
+ KTabWidget::insertTab(child,iconset,label,index);
+ showPage(child);
+ maybeShow();
+ tabBar()->repaint();
+}
+
+void TabWidget::insertTab ( TQWidget * child, TQTab * tab, int index)
+{
+ KTabWidget::insertTab(child,tab,index);
+ showPage(child);
+ maybeShow();
+ tabBar()->repaint();
+}
+
+void TabWidget::removePage ( TQWidget * w )
+{
+ KTabWidget::removePage(w);
+ maybeShow();
+}
+
+void TabWidget::updateIconInView( TQWidget *w, TQPixmap icon )
+{
+ changeTab(w,icon,tabLabel(w));
+}
+
+void TabWidget::updateCaptionInView( TQWidget *w, const TQString &caption )
+{
+ changeTab(w, caption);
+}
+
+void TabWidget::maybeShow()
+{
+ switch (m_visibility)
+ {
+ case KMDI::AlwaysShowTabs:
+ tabBar()->show();
+
+ // show/hide corner widgets
+ if (count() == 0)
+ setCornerWidgetVisibility(false);
+ else
+ setCornerWidgetVisibility(true);
+
+ break;
+
+ case KMDI::ShowWhenMoreThanOneTab:
+ if (count()<2) tabBar()->hide();
+ else tabBar()->show();
+
+ // show/hide corner widgets
+ if (count() < 2)
+ setCornerWidgetVisibility(false);
+ else
+ setCornerWidgetVisibility(true);
+
+ break;
+
+ case KMDI::NeverShowTabs:
+ tabBar()->hide();
+ break;
+ }
+}
+
+void TabWidget::setCornerWidgetVisibility(bool visible) {
+ // there are two corner widgets: on TopLeft and on TopTight!
+
+ if (cornerWidget(TQt::TopLeft) ) {
+ if (visible)
+ cornerWidget(TQt::TopLeft)->show();
+ else
+ cornerWidget(TQt::TopLeft)->hide();
+ }
+
+ if (cornerWidget(TQt::TopRight) ) {
+ if (visible)
+ cornerWidget(TQt::TopRight)->show();
+ else
+ cornerWidget(TQt::TopRight)->hide();
+ }
+}
+
+void TabWidget::setTabWidgetVisibility( KMDI::TabWidgetVisibility visibility )
+{
+ m_visibility = visibility;
+ maybeShow();
+}
+
+KMDI::TabWidgetVisibility TabWidget::tabWidgetVisibility( ) const
+{
+ return m_visibility;
+}
+
+}
+
+// kate: space-indent on; indent-width 2; replace-tabs on;
generated by cgit v1.2.3 (git 2.25.1) at 2024-04-26 01:34:31 +0000