lib

widget.cpp

00001 /* This file is part of the KDE project
00002    Copyright (C) 2004 Cedric Pasteur <cedric.pasteur@free.fr>
00003    Copyright (C) 2004 Alexander Dymo <cloudtemple@mskat.net>
00004 
00005    This library is free software; you can redistribute it and/or
00006    modify it under the terms of the GNU Library General Public
00007    License as published by the Free Software Foundation; either
00008    version 2 of the License, or (at your option) any later version.
00009 
00010    This library is distributed in the hope that it will be useful,
00011    but WITHOUT ANY WARRANTY; without even the implied warranty of
00012    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00013    Library General Public License for more details.
00014 
00015    You should have received a copy of the GNU Library General Public License
00016    along with this library; see the file COPYING.LIB.  If not, write to
00017    the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
00018  * Boston, MA 02110-1301, USA.
00019 */
00020 
00021 #include "widget.h"
00022 #include "property.h"
00023 #include "editoritem.h"
00024 #include "editor.h"
00025 
00026 #include <qpainter.h>
00027 #include <qvariant.h>
00028 
00029 #include <klistview.h>
00030 #include <kdebug.h>
00031 
00032 using namespace KoProperty;
00033 
00034 namespace KoProperty {
00035 class WidgetPrivate
00036 {
00037     public:
00038         WidgetPrivate()
00039         : property(0)
00040         , editor(0)
00041         , leaveTheSpaceForRevertButton(false)
00042         , hasBorders(true)
00043         , readOnly(false)
00044         , visibleFlag(true)
00045         {
00046         }
00047         ~WidgetPrivate() {}
00048 
00049         Property *property;
00050         QWidget *editor;
00051         bool leaveTheSpaceForRevertButton : 1;
00052         bool hasBorders : 1;
00053         bool readOnly : 1;
00054         bool visibleFlag : 1;
00055 };
00056 }
00057 
00058 Widget::Widget(Property *property, QWidget *parent, const char *name)
00059  : QWidget(parent, name)
00060 {
00061     d = new WidgetPrivate();
00062     d->property = property;
00063 }
00064 
00065 Widget::~Widget()
00066 {
00067     delete d;
00068     d = 0;
00069 }
00070 
00071 Property*
00072 Widget::property() const
00073 {
00074     return d ? d->property : 0; //for sanity
00075 }
00076 
00077 void
00078 Widget::setProperty(Property *property)
00079 {
00080     d->property = property;
00081     if(property)
00082         setValue(property->value(), false);
00083     //if(property->type() == ValueFromList)
00084     //  setValueList(property->valueList());
00085 }
00086 
00087 void
00088 Widget::drawViewer(QPainter *p, const QColorGroup &, const QRect &r, const QVariant &value)
00089 {
00090     p->eraseRect(r);
00091     QRect rect(r);
00092     rect.setLeft(rect.left()+KPROPEDITOR_ITEM_MARGIN);
00093 //  if (d->hasBorders)
00094 //      rect.setTop(rect.top()+1); //+1 to have the same vertical position as editor
00095 //  else
00096 //      rect.setHeight(rect.height()-1); //don't place over listviews's border
00097     p->drawText(rect, Qt::AlignLeft | Qt::AlignVCenter | Qt::SingleLine, value.toString());
00098 }
00099 
00100 void
00101 Widget::undo()
00102 {
00103     if(d->property)
00104         d->property->resetValue();
00105 }
00106 
00107 bool
00108 Widget::eventFilter(QObject*, QEvent* e)
00109 {
00110     if(e->type() == QEvent::KeyPress)
00111     {
00112         QKeyEvent* ev = static_cast<QKeyEvent*>(e);
00113         if(ev->key() == Key_Escape)
00114         {
00115             emit rejectInput(this);
00116             return true;
00117         }
00118         else if((ev->key() == Key_Return) || (ev->key() == Key_Enter))
00119         {
00120             // should apply when autosync == false
00121             emit acceptInput(this);
00122             return true;
00123         }
00124         else {
00125             Editor *list = static_cast<KoProperty::Editor*>(parentWidget()->parentWidget());
00126             if (!list)
00127                 return false; //for sanity
00128             return list->handleKeyPress(ev);
00129         }
00130 
00131         /* moved in Editor
00132         if (item) {
00133             if(ev->key() == Key_Up && ev->state() != ControlButton)
00134             {
00135                 if(item->itemAbove())
00136                     list->setCurrentItem(item->itemAbove());
00137                 return true;
00138             }
00139             else if(ev->key() == Key_Down && ev->state() != ControlButton)
00140             {
00141                 if(item->itemBelow())
00142                     list->setCurrentItem(item->itemBelow());
00143                 return true;
00144             }
00145         }*/
00146     }
00147 
00148     return false;
00149 }
00150 
00151 void
00152 Widget::setFocusWidget(QWidget*focusProxy)
00153 {
00154     if (focusProxy) {
00155         if (focusProxy->focusPolicy() != NoFocus)
00156             setFocusProxy(focusProxy);
00157         focusProxy->installEventFilter(this);
00158     }
00159     else if (this->focusProxy()) {
00160         this->focusProxy()->removeEventFilter(this);
00161         setFocusProxy(0);
00162     }
00163 }
00164 
00165 bool
00166 Widget::leavesTheSpaceForRevertButton() const
00167 {
00168     return d->leaveTheSpaceForRevertButton;
00169 }
00170 
00171 void
00172 Widget::setLeavesTheSpaceForRevertButton(bool set)
00173 {
00174     d->leaveTheSpaceForRevertButton = set;
00175 }
00176 
00177 void
00178 Widget::setHasBorders(bool set)
00179 {
00180     d->hasBorders = set;
00181 }
00182 
00183 bool
00184 Widget::hasBorders() const
00185 {
00186     return d->hasBorders;
00187 }
00188 
00189 void
00190 Widget::setEditor(QWidget* editor)
00191 {
00192     d->editor = editor;
00193     if (!d->editor)
00194         return;
00195     d->editor->setSizePolicy(QSizePolicy::Fixed, QSizePolicy::Fixed);
00196     d->editor->move(0,0);
00197 }
00198 
00199 void
00200 Widget::resizeEvent(QResizeEvent *e)
00201 {
00202     QWidget::resizeEvent(e);
00203     if (d->editor)
00204         d->editor->resize(size());
00205 }
00206 
00207 bool
00208 Widget::isReadOnly() const
00209 {
00210     return d->readOnly;
00211 }
00212 
00213 void
00214 Widget::setReadOnly(bool readOnly)
00215 {
00216     d->readOnly = readOnly;
00217     setReadOnlyInternal(readOnly);
00218 }
00219 
00220 bool 
00221 Widget::visibleFlag() const
00222 {
00223     return d->visibleFlag;
00224 }
00225 
00226 void
00227 Widget::setVisibleFlag(bool visible)
00228 {
00229     d->visibleFlag = visible;
00230 }
00231 
00232 #include "widget.moc"
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