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Plasma

checkbox.cpp

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00001 /*
00002  *   Copyright 2008 Aaron Seigo <aseigo@kde.org>
00003  *
00004  *   This program is free software; you can redistribute it and/or modify
00005  *   it under the terms of the GNU Library General Public License as
00006  *   published by the Free Software Foundation; either version 2, or
00007  *   (at your option) any later version.
00008  *
00009  *   This program is distributed in the hope that it will be useful,
00010  *   but WITHOUT ANY WARRANTY; without even the implied warranty of
00011  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
00012  *   GNU General Public License for more details
00013  *
00014  *   You should have received a copy of the GNU Library General Public
00015  *   License along with this program; if not, write to the
00016  *   Free Software Foundation, Inc.,
00017  *   51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
00018  */
00019 
00020 #include "checkbox.h"
00021 
00022 #include <QCheckBox>
00023 #include <QPainter>
00024 #include <QDir>
00025 
00026 #include <kmimetype.h>
00027 
00028 #include "theme.h"
00029 #include "svg.h"
00030 
00031 namespace Plasma
00032 {
00033 
00034 class CheckBoxPrivate
00035 {
00036 public:
00037     CheckBoxPrivate(CheckBox *c)
00038         : q(c),
00039           svg(0)
00040     {
00041     }
00042 
00043     ~CheckBoxPrivate()
00044     {
00045         delete svg;
00046     }
00047 
00048     void setPixmap()
00049     {
00050         if (imagePath.isEmpty()) {
00051             return;
00052         }
00053 
00054         KMimeType::Ptr mime = KMimeType::findByPath(absImagePath);
00055         QPixmap pm(q->size().toSize());
00056 
00057         if (mime->is("image/svg+xml")) {
00058             svg = new Svg();
00059             QPainter p(&pm);
00060             svg->paint(&p, pm.rect());
00061         } else {
00062             pm = QPixmap(absImagePath);
00063         }
00064 
00065         static_cast<QCheckBox*>(q->widget())->setIcon(QIcon(pm));
00066     }
00067 
00068     void setPalette()
00069     {
00070         QCheckBox *native = q->nativeWidget();
00071         QColor color = Theme::defaultTheme()->color(Theme::TextColor);
00072         QPalette p = native->palette();
00073         p.setColor(QPalette::Normal, QPalette::WindowText, color);
00074         p.setColor(QPalette::Inactive, QPalette::WindowText, color);
00075         native->setPalette(p);
00076     }
00077 
00078     CheckBox *q;
00079     QString imagePath;
00080     QString absImagePath;
00081     Svg *svg;
00082 };
00083 
00084 CheckBox::CheckBox(QGraphicsWidget *parent)
00085     : QGraphicsProxyWidget(parent),
00086       d(new CheckBoxPrivate(this))
00087 {
00088     QCheckBox *native = new QCheckBox;
00089     connect(native, SIGNAL(toggled(bool)), this, SIGNAL(toggled(bool)));
00090     setWidget(native);
00091     d->setPalette();
00092     native->setAttribute(Qt::WA_NoSystemBackground);
00093     connect(Theme::defaultTheme(), SIGNAL(themeChanged()), this, SLOT(setPalette()));
00094 }
00095 
00096 CheckBox::~CheckBox()
00097 {
00098     delete d;
00099 }
00100 
00101 void CheckBox::setText(const QString &text)
00102 {
00103     static_cast<QCheckBox*>(widget())->setText(text);
00104 }
00105 
00106 QString CheckBox::text() const
00107 {
00108     return static_cast<QCheckBox*>(widget())->text();
00109 }
00110 
00111 void CheckBox::setImage(const QString &path)
00112 {
00113     if (d->imagePath == path) {
00114         return;
00115     }
00116 
00117     delete d->svg;
00118     d->svg = 0;
00119     d->imagePath = path;
00120 
00121     bool absolutePath = !path.isEmpty() &&
00122                         #ifdef Q_WS_WIN
00123                             !QDir::isRelativePath(path)
00124                         #else
00125                             (path[0] == '/' || path.startsWith(":/"))
00126                         #endif
00127         ;
00128 
00129     if (absolutePath) {
00130         d->absImagePath = path;
00131     } else {
00132         //TODO: package support
00133         d->absImagePath = Theme::defaultTheme()->imagePath(path);
00134     }
00135 
00136     d->setPixmap();
00137 }
00138 
00139 QString CheckBox::image() const
00140 {
00141     return d->imagePath;
00142 }
00143 
00144 void CheckBox::setStyleSheet(const QString &stylesheet)
00145 {
00146     widget()->setStyleSheet(stylesheet);
00147 }
00148 
00149 QString CheckBox::styleSheet()
00150 {
00151     return widget()->styleSheet();
00152 }
00153 
00154 QCheckBox *CheckBox::nativeWidget() const
00155 {
00156     return static_cast<QCheckBox*>(widget());
00157 }
00158 
00159 void CheckBox::resizeEvent(QGraphicsSceneResizeEvent *event)
00160 {
00161     d->setPixmap();
00162     QGraphicsProxyWidget::resizeEvent(event);
00163 }
00164 
00165 void CheckBox::setChecked(bool checked)
00166 {
00167     static_cast<QCheckBox*>(widget())->setChecked(checked);
00168 }
00169 
00170 bool CheckBox::isChecked() const
00171 {
00172     return static_cast<QCheckBox*>(widget())->isChecked();
00173 }
00174 
00175 } // namespace Plasma
00176 
00177 #include <checkbox.moc>
00178 

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