You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
388 lines
11 KiB
388 lines
11 KiB
/* -*- Mode: C++ -*-
|
|
$Id: KDGanttViewTaskLinkGroup.cpp 360312 2004-11-04 10:01:39Z danders $
|
|
KDGantt - a multi-platform charting engine
|
|
*/
|
|
/****************************************************************************
|
|
** Copyright (C) 2002-2004 Klarälvdalens Datakonsult AB. All rights reserved.
|
|
**
|
|
** This file is part of the KDGantt library.
|
|
**
|
|
** This file may be distributed and/or modified under the terms of the
|
|
** GNU General Public License version 2 as published by the Free Software
|
|
** Foundation and appearing in the file LICENSE.GPL included in the
|
|
** packaging of this file.
|
|
**
|
|
** Licensees holding valid commercial KDGantt licenses may use this file in
|
|
** accordance with the KDGantt Commercial License Agreement provided with
|
|
** the Software.
|
|
**
|
|
** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
|
|
** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
|
|
**
|
|
** See http://www.klaralvdalens-datakonsult.se/Public/products/ for
|
|
** information about KDGantt Commercial License Agreements.
|
|
**
|
|
** Contact info@klaralvdalens-datakonsult.se if any conditions of this
|
|
** licensing are not clear to you.
|
|
**
|
|
** As a special exception, permission is given to link this program
|
|
** with any edition of TQt, and distribute the resulting executable,
|
|
** without including the source code for TQt in the source distribution.
|
|
**
|
|
**********************************************************************/
|
|
|
|
|
|
#include "KDGanttViewTaskLinkGroup.h"
|
|
#include "KDGanttXMLTools.h"
|
|
#include "KDGanttView.h"
|
|
|
|
TQDict<KDGanttViewTaskLinkGroup> KDGanttViewTaskLinkGroup::sGroupDict;
|
|
|
|
/*! \class KDGanttViewTaskLinkGroup KDGanttViewTaskLinkGroup.h
|
|
A group of task links.
|
|
|
|
This class groups a number of task links together in order to
|
|
manipulate them uniformly.
|
|
*/
|
|
|
|
/*!
|
|
Constructs an empty task link group
|
|
*/
|
|
KDGanttViewTaskLinkGroup::KDGanttViewTaskLinkGroup()
|
|
{
|
|
generateAndInsertName(TQString());
|
|
}
|
|
|
|
/*!
|
|
Destructor
|
|
Removes this task link group from the list of task link groups in the
|
|
KDGanttView class.
|
|
*/
|
|
KDGanttViewTaskLinkGroup::~KDGanttViewTaskLinkGroup()
|
|
{
|
|
if (!myTaskLinkList.isEmpty()) {
|
|
myTaskLinkList.first()->from().first()->myGanttView->removeTaskLinkGroup(this);
|
|
}
|
|
}
|
|
|
|
|
|
|
|
/*!
|
|
Constructs an empty task link group and records it under the name \a
|
|
name so that it can later be found again with
|
|
KDGanttViewTaskLinkGroup::tqfind().
|
|
|
|
\param name the search name of this task link group
|
|
*/
|
|
KDGanttViewTaskLinkGroup::KDGanttViewTaskLinkGroup( const TQString& name )
|
|
{
|
|
generateAndInsertName( name );
|
|
}
|
|
|
|
/*!
|
|
Adds a task link LINK to this group. If the task link is already a member of
|
|
another group, it will be removed from it.
|
|
This function is equivalent to LINK->setGroup(this), where this is
|
|
a pointer to this TaskLinkGroup.
|
|
\param link a pointer to the task link to add to this task link group
|
|
visible, and false to hide them
|
|
\sa remove()
|
|
*/
|
|
void KDGanttViewTaskLinkGroup::insert (KDGanttViewTaskLink* link)
|
|
{
|
|
link->setGroup(this);
|
|
}
|
|
|
|
|
|
/*!
|
|
Removes a task link LINK from this group.
|
|
You may remove a tasklink LINK from its group with LINK->setGroup(0).
|
|
|
|
\param link a pointer to the task link to remove from this task link group
|
|
\return true if the task link was a member of this group
|
|
\sa insert()
|
|
*/
|
|
bool KDGanttViewTaskLinkGroup::remove (KDGanttViewTaskLink* link)
|
|
{
|
|
KDGanttViewTaskLinkGroup* g = link->group();
|
|
if ((g == this))
|
|
link->setGroup(0);
|
|
return (g == this);
|
|
}
|
|
|
|
|
|
/*!
|
|
Specifies whether the task links of this group should be visible or not.
|
|
|
|
\param show visible pass true to make the task links of this group
|
|
visible, and false to hide them
|
|
\sa isVisible()
|
|
*/
|
|
void KDGanttViewTaskLinkGroup::setVisible( bool show )
|
|
{
|
|
isvisible = show;
|
|
TQPtrListIterator<KDGanttViewTaskLink> it(myTaskLinkList);
|
|
for ( ; it.current(); ++it ) {
|
|
it.current()->setVisible(show);
|
|
}
|
|
}
|
|
|
|
|
|
/*!
|
|
Returns whether the task links of this group should be visible or not.
|
|
|
|
\return true if the task links of this group are visible
|
|
\sa setVisible()
|
|
*/
|
|
bool KDGanttViewTaskLinkGroup::visible() const
|
|
{
|
|
return isvisible;
|
|
}
|
|
|
|
|
|
/*!
|
|
Specifies whether the task links of this group should be shown
|
|
highlighted. The user can also highlight a task link with the mouse.
|
|
|
|
\param highlight pass true in order to highlight the task links in
|
|
this group
|
|
\sa highlight()
|
|
*/
|
|
void KDGanttViewTaskLinkGroup::setHighlight( bool highlight )
|
|
{
|
|
ishighlighted= highlight;
|
|
TQPtrListIterator<KDGanttViewTaskLink> it(myTaskLinkList);
|
|
for ( ; it.current(); ++it )
|
|
it.current()->setHighlight(highlight );
|
|
|
|
}
|
|
|
|
|
|
/*!
|
|
Returns whether all task links in this group are highlighted, either
|
|
programmatically by setHighlight() or by the user with the
|
|
mouse. This method is not particularly useful and is mainly provided
|
|
for API uniformity reasons.
|
|
|
|
\return true if all the task links in this group are highlighted
|
|
\sa setHighlight()
|
|
*/
|
|
bool KDGanttViewTaskLinkGroup::highlight() const
|
|
{
|
|
return ishighlighted;
|
|
}
|
|
|
|
|
|
/*!
|
|
Specifies the color to draw the task links in this group in.
|
|
|
|
\param color the color to draw the task links in this group in
|
|
\sa color()
|
|
*/
|
|
void KDGanttViewTaskLinkGroup::setColor( const TQColor& color )
|
|
{
|
|
myColor = color;
|
|
TQPtrListIterator<KDGanttViewTaskLink> it(myTaskLinkList);
|
|
for ( ; it.current(); ++it )
|
|
it.current()->setColor(color);
|
|
}
|
|
|
|
|
|
/*!
|
|
Returns the color in which the task links in this group are
|
|
drawn. If task links have been assigned individual colors, the
|
|
return value of this method is undefined. This method is not
|
|
particularly useful and is mainly provided for API uniformity
|
|
reasons.
|
|
|
|
\return the color in which the task links in this group are drawn
|
|
\sa setColor()
|
|
*/
|
|
TQColor KDGanttViewTaskLinkGroup::color() const
|
|
{
|
|
return myColor;
|
|
}
|
|
|
|
|
|
/*!
|
|
Specifies the highlight color to draw the task links in this group in.
|
|
|
|
\param color the highlight color to draw the task links in this group in
|
|
\sa color()
|
|
*/
|
|
void KDGanttViewTaskLinkGroup::setHighlightColor( const TQColor& color )
|
|
{
|
|
|
|
myColorHL = color;
|
|
TQPtrListIterator<KDGanttViewTaskLink> it(myTaskLinkList);
|
|
for ( ; it.current(); ++it )
|
|
it.current()->setHighlightColor(color);
|
|
}
|
|
|
|
|
|
/*!
|
|
Returns the highlight color in which the task links in this group are
|
|
drawn. If task links have been assigned individual highlight colors,
|
|
the return value of this method is undefined. This method is not
|
|
particularly useful and is mainly provided for API uniformity reasons.
|
|
|
|
\return the highlight color in which the task links in this group
|
|
are drawn
|
|
\sa setColor()
|
|
*/
|
|
TQColor KDGanttViewTaskLinkGroup::highlightColor() const
|
|
{
|
|
return myColorHL;
|
|
}
|
|
|
|
|
|
/*!
|
|
Adds a task link LINK to this group. If the task link is already a member of
|
|
another group, it will not be removed from it.
|
|
\param a pointer to the task link to add to this task link group
|
|
visible, and false to hide them
|
|
\sa removeItem()
|
|
*/
|
|
void KDGanttViewTaskLinkGroup::insertItem (KDGanttViewTaskLink* link)
|
|
{
|
|
myTaskLinkList.append (link);
|
|
}
|
|
|
|
|
|
/*!
|
|
Removes a task link LINK from this group.
|
|
|
|
\param a pointer to the task link to remove from this task link group
|
|
\sa insertItem()
|
|
*/
|
|
void KDGanttViewTaskLinkGroup::removeItem (KDGanttViewTaskLink* link)
|
|
{
|
|
myTaskLinkList.remove(link);
|
|
}
|
|
|
|
|
|
/*!
|
|
Returns the task link group with the specified name.
|
|
|
|
\param name the name to search for
|
|
\return the task link group with the specified name; 0 if no group
|
|
with that name exists
|
|
*/
|
|
KDGanttViewTaskLinkGroup* KDGanttViewTaskLinkGroup::tqfind( const TQString& name )
|
|
{
|
|
if (name.isEmpty()) // avoid error msg from TQDict
|
|
return 0;
|
|
return sGroupDict.tqfind( name );
|
|
}
|
|
|
|
|
|
/*!
|
|
Creates a DOM node that describes this task link group.
|
|
|
|
\param doc the DOM document to which the node belongs
|
|
\param tqparentElement the element into which to insert this node
|
|
*/
|
|
void KDGanttViewTaskLinkGroup::createNode( TQDomDocument& doc,
|
|
TQDomElement& tqparentElement )
|
|
{
|
|
TQDomElement taskLinkGroupElement = doc.createElement( "TaskLink" );
|
|
tqparentElement.appendChild( taskLinkGroupElement );
|
|
|
|
KDGanttXML::createBoolNode( doc, taskLinkGroupElement, "Highlight",
|
|
highlight() );
|
|
KDGanttXML::createColorNode( doc, taskLinkGroupElement, "Color", color() );
|
|
KDGanttXML::createColorNode( doc, taskLinkGroupElement, "HighlightColor",
|
|
highlightColor() );
|
|
KDGanttXML::createBoolNode( doc, taskLinkGroupElement, "Visible",
|
|
visible() );
|
|
KDGanttXML::createStringNode( doc, taskLinkGroupElement, "Name", _name );
|
|
}
|
|
|
|
|
|
/*!
|
|
Creates a KDGanttViewTaskLinkGroup according to the specification in a DOM
|
|
element.
|
|
|
|
\param element the DOM element from which to read the specification
|
|
\return the newly created task link group
|
|
*/
|
|
KDGanttViewTaskLinkGroup* KDGanttViewTaskLinkGroup::createFromDomElement( TQDomElement& element )
|
|
{
|
|
TQDomNode node = element.firstChild();
|
|
bool highlight = false, visible = false;
|
|
TQColor color, highlightColor;
|
|
TQString name;
|
|
while( !node.isNull() ) {
|
|
TQDomElement element = node.toElement();
|
|
if( !element.isNull() ) { // was really an element
|
|
TQString tagName = element.tagName();
|
|
if( tagName == "Highlight" ) {
|
|
bool value;
|
|
if( KDGanttXML::readBoolNode( element, value ) )
|
|
highlight = value;
|
|
} else if( tagName == "Visible" ) {
|
|
bool value;
|
|
if( KDGanttXML::readBoolNode( element, value ) )
|
|
visible = value;
|
|
} else if( tagName == "Color" ) {
|
|
TQColor value;
|
|
if( KDGanttXML::readColorNode( element, value ) )
|
|
color = value;
|
|
} else if( tagName == "HighlightColor" ) {
|
|
TQColor value;
|
|
if( KDGanttXML::readColorNode( element, value ) )
|
|
highlightColor = value;
|
|
} else if( tagName == "Name" ) {
|
|
TQString value;
|
|
if( KDGanttXML::readStringNode( element, value ) )
|
|
name = value;
|
|
} else {
|
|
qDebug( "Unrecognized tag name: %s", tagName.latin1() );
|
|
Q_ASSERT( false );
|
|
}
|
|
}
|
|
node = node.nextSibling();
|
|
}
|
|
|
|
KDGanttViewTaskLinkGroup* tlg;
|
|
if( !name.isEmpty() )
|
|
tlg = new KDGanttViewTaskLinkGroup( name );
|
|
else
|
|
tlg = new KDGanttViewTaskLinkGroup();
|
|
|
|
tlg->setHighlight( highlight );
|
|
tlg->setVisible( visible );
|
|
tlg->setHighlightColor( highlightColor );
|
|
tlg->setColor( color );
|
|
|
|
return tlg;
|
|
}
|
|
|
|
/*!
|
|
Generates a unique name if necessary and inserts it into the group
|
|
dictionary.
|
|
*/
|
|
void KDGanttViewTaskLinkGroup::generateAndInsertName( const TQString& name )
|
|
{
|
|
// First check if we already had a name. This can be the case if
|
|
// the item was reconstructed from an XML file.
|
|
if( !_name.isEmpty() )
|
|
// We had a name, remove it
|
|
sGroupDict.remove( _name );
|
|
|
|
TQString newName;
|
|
if ( name.isEmpty() || sGroupDict.tqfind( name ) ) {
|
|
// create unique name
|
|
newName.sprintf( "%p", (void* )this );
|
|
while( sGroupDict.tqfind( newName ) ) {
|
|
newName += "_0";
|
|
}
|
|
} else {
|
|
newName = name;
|
|
}
|
|
sGroupDict.insert( newName, this );
|
|
_name = newName;
|
|
//qDebug("KDGanttViewTaskLinkGroup::generateAndInsertName: inserted '%s'",newName.latin1());
|
|
}
|
|
|