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separate out the stuff the hbox will need from vbox and put it into box.

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sprinkle "layout" and some capital letters throughout the above if the above sounds random to you ;)

svn path=/trunk/KDE/kdebase/workspace/libs/plasma/; revision=692578
This commit is contained in:
Aaron J. Seigo 2007-07-25 22:20:15 +00:00
parent eddb8f294f
commit f82a4cfb55
6 changed files with 253 additions and 134 deletions
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2
CMakeLists.txt
View File

@ -28,6 +28,7 @@ set(plasma_LIB_SRCS
svg.cpp
theme.cpp
karambamanager.cpp
widgets/boxlayout.cpp
widgets/checkbox.cpp
widgets/icon.cpp
widgets/lineedit.cpp
@ -92,6 +93,7 @@ install(FILES
DESTINATION ${INCLUDE_INSTALL_DIR}/plasma)
install(FILES
widgets/boxlayout.h
widgets/icon.h
widgets/layout.h
widgets/layoutitem.h

142
widgets/boxlayout.cpp Normal file
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@ -0,0 +1,142 @@
/*
* Copyright (C) 2007 by Matias Valdenegro T. <mvaldenegro@informatica.utem.cl>
*
* This program 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 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 Library 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 "boxlayout.h"
#include <QtCore/QList>
#include <KDebug>
namespace Plasma
{
class BoxLayout::Private
{
public:
QRectF geometry;
QList<LayoutItem *> childList;
};
BoxLayout::BoxLayout(LayoutItem *parent)
: Layout(parent),
d(new Private)
{
}
BoxLayout::~BoxLayout()
{
foreach (LayoutItem *l, d->childList) {
l->resetLayout();
}
delete d;
}
Qt::Orientations BoxLayout::expandingDirections() const
{
return Qt::Vertical | Qt::Horizontal;
}
QSizeF BoxLayout::minimumSize() const
{
return QSizeF();
}
QSizeF BoxLayout::maximumSize() const
{
return QSizeF();
}
QRectF BoxLayout::geometry() const
{
return d->geometry;
}
void BoxLayout::setGeometry(const QRectF& geometry)
{
d->geometry = geometry;
}
int BoxLayout::count() const
{
return d->childList.count();
}
bool BoxLayout::isEmpty() const
{
return count() == 0;
}
void BoxLayout::insertItem(int index, LayoutItem *l)
{
if (!l) {
return;
}
l->setLayout(this);
d->childList.insert(index, l);
setGeometry(geometry());
}
void BoxLayout::addItem(LayoutItem *l)
{
if (!l) {
return;
}
l->setLayout(this);
d->childList.append(l);
qDebug("Added Child LayoutItem : %p", l);
setGeometry(geometry());
}
void BoxLayout::removeItem(LayoutItem *l)
{
d->childList.removeAll(l);
setGeometry(geometry());
}
int BoxLayout::indexOf(LayoutItem *l) const
{
return d->childList.indexOf(l);
}
LayoutItem *BoxLayout::itemAt(int i) const
{
return d->childList[i];
}
LayoutItem *BoxLayout::takeAt(int i)
{
return d->childList.takeAt(i);
setGeometry(geometry());
}
QSizeF BoxLayout::size() const
{
return d->geometry.size();
}
QList<LayoutItem *> BoxLayout::children() const
{
return d->childList;
}
} // Plasma namespace

88
widgets/boxlayout.h Normal file
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@ -0,0 +1,88 @@
/*
* Copyright (C) 2007 by Matias Valdenegro T. <mvaldenegro@informatica.utem.cl>
*
* This program 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 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 Library 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.
*/
#ifndef PLASMA_BOX_LAYOUT
#define PLASMA_BOX_LAYOUT
#include <QtCore/QList>
#include <plasma/plasma_export.h>
#include <plasma/widgets/layout.h>
namespace Plasma
{
/**
* Vertical Box Layout
*
* @author Matias Valdenegro T. <mvaldenegro@informatica.utem.cl>
*
* This class implements a generic box Layout used as a common API for VBox and HBox implementations.
*/
class PLASMA_EXPORT BoxLayout : public Layout
{
public:
/**
* Constructor.
*/
explicit BoxLayout(LayoutItem *parent = 0);
/**
* Destructor.
*/
~BoxLayout();
virtual Qt::Orientations expandingDirections() const;
QSizeF minimumSize() const;
QSizeF maximumSize() const;
QRectF geometry() const;
void setGeometry(const QRectF& geometry);
//TODO: if we turn this into an actually usable layout we need to implement this
//QSizeF sizeHint() const;
int count() const;
bool isEmpty() const;
void insertItem(int index, LayoutItem *l);
void addItem(LayoutItem *l);
void removeItem(LayoutItem *l);
int indexOf(LayoutItem *l) const;
LayoutItem *itemAt(int i) const;
LayoutItem *takeAt(int i);
QSizeF size() const;
protected:
QList<LayoutItem *> children() const;
private:
class Private;
Private *const d;
};
}
#endif /* _H_BOX_LAYOUT__ */

2
widgets/layout.h
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@ -44,7 +44,7 @@ class PLASMA_EXPORT Layout : public LayoutItem
/**
* Constructor.
*/
Layout(LayoutItem *parent);
explicit Layout(LayoutItem *parent);
/**
* Virtual Destructor.

113
widgets/vboxlayout.cpp
View File

@ -25,30 +25,14 @@
namespace Plasma
{
class VBoxLayout::Private
{
public:
Private() {}
~Private() {}
QRectF geometry;
QList<LayoutItem *> childList;
};
VBoxLayout::VBoxLayout(LayoutItem *parent)
: Layout(parent),
d(new Private)
: BoxLayout(parent),
d(0)
{
}
VBoxLayout::~VBoxLayout()
{
foreach (LayoutItem *l, d->childList) {
l->resetLayout();
}
delete d;
}
Qt::Orientations VBoxLayout::expandingDirections() const
@ -56,16 +40,6 @@ Qt::Orientations VBoxLayout::expandingDirections() const
return Qt::Vertical;
}
QSizeF VBoxLayout::minimumSize() const
{
return QSizeF();
}
QSizeF VBoxLayout::maximumSize() const
{
return QSizeF();
}
bool VBoxLayout::hasHeightForWidth() const
{
return true;
@ -73,14 +47,10 @@ bool VBoxLayout::hasHeightForWidth() const
qreal VBoxLayout::heightForWidth(qreal w) const
{
Q_UNUSED(w);
return qreal();
}
QRectF VBoxLayout::geometry() const
{
return d->geometry;
}
void VBoxLayout::setGeometry(const QRectF& geometry)
{
if (!geometry.isValid() || geometry.isEmpty()) {
@ -88,24 +58,23 @@ void VBoxLayout::setGeometry(const QRectF& geometry)
return;
}
kDebug() << this << " Geometry process " << geometry << " for " << d->childList.count() << " childrens"<< endl;
kDebug() << this << " Geometry process " << geometry << " for " << children().count() << " childrens"<< endl;
QList<LayoutItem *> children;
QList<LayoutItem *> fixedChildren;
QList<LayoutItem *> expandingChildren;
QList<QSizeF> sizes;
QSizeF available = geometry.size() - QSizeF(2 * margin(), 2 * margin());
foreach (LayoutItem *l, d->childList) {
foreach (LayoutItem *l, children()) {
kDebug() << "testing layout item " << l << endl;
if (l->expandingDirections() & Qt::Vertical) {
expandingChildren += l;
} else {
children += l;
fixedChildren += l;
}
}
foreach (LayoutItem *l, children) {
foreach (LayoutItem *l, fixedChildren) {
QSizeF hint = l->sizeHint();
sizes.insert(indexOf(l), QSizeF(available.width(), hint.height()));
available -= QSizeF(0.0, hint.height() + spacing());
@ -114,7 +83,6 @@ void VBoxLayout::setGeometry(const QRectF& geometry)
qreal expandHeight = (available.height() - ((expandingChildren.count() - 1) * spacing())) / expandingChildren.count();
foreach (LayoutItem *l, expandingChildren) {
sizes.insert(indexOf(l),QSizeF(available.width(), expandHeight));
}
@ -123,7 +91,6 @@ void VBoxLayout::setGeometry(const QRectF& geometry)
start += QPointF(margin(), spacing());
for (int i = 0; i < sizes.size(); i++) {
LayoutItem *l = itemAt(i);
kDebug() << "Setting Geometry for child " << l << " to " << QRectF(start, sizes[i]) << endl;
@ -132,7 +99,7 @@ void VBoxLayout::setGeometry(const QRectF& geometry)
start += QPointF(0.0, sizes[i].height() + spacing());
}
d->geometry = geometry;
BoxLayout::setGeometry(geometry);
}
QSizeF VBoxLayout::sizeHint() const
@ -140,7 +107,7 @@ QSizeF VBoxLayout::sizeHint() const
qreal hintHeight = 0.0;
qreal hintWidth = 0.0;
foreach(LayoutItem *l, d->childList) {
foreach(LayoutItem *l, children()) {
QSizeF hint = l->sizeHint();
@ -151,64 +118,4 @@ QSizeF VBoxLayout::sizeHint() const
return QSizeF(hintWidth, hintHeight);
}
int VBoxLayout::count() const
{
return d->childList.count();
}
bool VBoxLayout::isEmpty() const
{
return count() == 0;
}
void VBoxLayout::insertItem(int index, LayoutItem *l)
{
if (!l) {
return;
}
l->setLayout(this);
d->childList.insert(index, l);
setGeometry(geometry());
}
void VBoxLayout::addItem(LayoutItem *l)
{
if (!l) {
return;
}
l->setLayout(this);
d->childList.append(l);
qDebug("Added Child LayoutItem : %p", l);
setGeometry(geometry());
}
void VBoxLayout::removeItem(LayoutItem *l)
{
d->childList.removeAll(l);
}
int VBoxLayout::indexOf(LayoutItem *l) const
{
return d->childList.indexOf(l);
}
LayoutItem *VBoxLayout::itemAt(int i) const
{
return d->childList[i];
}
LayoutItem *VBoxLayout::takeAt(int i)
{
return d->childList.takeAt(i);
setGeometry(geometry());
}
QSizeF VBoxLayout::size() const
{
return geometry().size();
}
}

34
widgets/vboxlayout.h
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@ -16,14 +16,11 @@
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
#ifndef __V_BOX_LAYOUT__
#define __V_BOX_LAYOUT__
#include <QtCore/QRectF>
#include <QtCore/QSizeF>
#ifndef PLASMA_VBOXLAYOUT
#define PLASMA_VBOXLAYOUT
#include <plasma/plasma_export.h>
#include <plasma/widgets/layout.h>
#include <plasma/widgets/boxlayout.h>
namespace Plasma
{
@ -36,46 +33,29 @@ namespace Plasma
*
* This class implements a Vertical Box Layout, it just lays items in vertical, from up to down.
*/
class PLASMA_EXPORT VBoxLayout : public Layout
class PLASMA_EXPORT VBoxLayout : public BoxLayout
{
public:
/**
* Constructor.
*/
VBoxLayout(LayoutItem *parent = 0);
explicit VBoxLayout(LayoutItem *parent = 0);
/**
* Virtual Destructor.
*/
virtual ~VBoxLayout();
~VBoxLayout();
Qt::Orientations expandingDirections() const;
QSizeF minimumSize() const;
QSizeF maximumSize() const;
bool hasHeightForWidth() const;
qreal heightForWidth(qreal w) const;
QRectF geometry() const;
void setGeometry(const QRectF& geometry);
QSizeF sizeHint() const;
int count() const;
bool isEmpty() const;
void insertItem(int index, LayoutItem *l);
void addItem(LayoutItem *l);
void removeItem(LayoutItem *l);
int indexOf(LayoutItem *l) const;
LayoutItem *itemAt(int i) const;
LayoutItem *takeAt(int i);
QSizeF size() const;
private:
@ -85,4 +65,4 @@ class PLASMA_EXPORT VBoxLayout : public Layout
}
#endif /* __V_BOX_LAYOUT__ */
#endif /* PLASMA_VBOXLAYOUT */