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104 lines
2.5 KiB
104 lines
2.5 KiB
/* BEGIN_COMMON_COPYRIGHT_HEADER
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* (c)LGPL2+
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*
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* LXDE-Qt - a lightweight, Qt based, desktop toolset
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* http://razor-qt.org
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*
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* Copyright: 2012 Razor team
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* Authors:
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* Aaron Lewis <the.warl0ck.1989@gmail.com>
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*
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* This program or library is free software; you can redistribute it
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* and/or modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General
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* Public License along with this library; if not, write to the
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* Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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* Boston, MA 02110-1301 USA
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*
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* END_COMMON_COPYRIGHT_HEADER */
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#include "colorpicker.h"
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#include <QMouseEvent>
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#include <QHBoxLayout>
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#include <QScreen>
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ColorPicker::ColorPicker(const ILXQtPanelPluginStartupInfo &startupInfo) :
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QObject(),
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ILXQtPanelPlugin(startupInfo)
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{
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realign();
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}
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ColorPicker::~ColorPicker()
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{
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}
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void ColorPicker::realign()
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{
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mWidget.button()->setFixedHeight(panel()->iconSize());
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mWidget.button()->setFixedWidth(panel()->iconSize());
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mWidget.lineEdit()->setFixedHeight(panel()->iconSize());
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}
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ColorPickerWidget::ColorPickerWidget(QWidget *parent):
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QFrame(parent)
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{
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QFontMetrics fm (mLineEdit.font());
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mLineEdit.setFixedWidth ( 10*fm.width ("a") );
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QHBoxLayout *layout = new QHBoxLayout(this);
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setLayout(layout);
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layout->addWidget (&mButton);
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layout->addWidget (&mLineEdit);
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mButton.setAutoRaise(true);
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mButton.setIcon(XdgIcon::fromTheme("color-picker", "kcolorchooser"));
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mCapturing = false;
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connect(&mButton, SIGNAL(clicked()), this, SLOT(captureMouse()));
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}
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ColorPickerWidget::~ColorPickerWidget()
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{
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}
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void ColorPickerWidget::mouseReleaseEvent(QMouseEvent *event)
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{
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if (!mCapturing)
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return;
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WId id = QApplication::desktop()->winId();
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QPixmap pixmap = qApp->primaryScreen()->grabWindow(id, event->globalX(), event->globalY(), 1, 1);
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QImage img = pixmap.toImage();
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QColor col = QColor(img.pixel(0,0));
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mLineEdit.setText (col.name());
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mCapturing = false;
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releaseMouse();
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}
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void ColorPickerWidget::captureMouse()
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{
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grabMouse(Qt::CrossCursor);
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mCapturing = true;
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}
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