Files
ResInsight/Fwk/AppFwk/cafUserInterface/QMinimizePanel.cpp
Magne Sjaastad 24aca6edc3 #2304 Property Editor: Box header text not readable
Modify title label palette before modifying the frame palette
2018-01-03 13:17:29 +01:00

301 lines
11 KiB
C++

//##################################################################################################
//
// QMinimizePanel
// Copyright (C) 2017 Ceetron Solutions AS
//
// This class may be used under the terms of either the GNU General Public License or
// the GNU Lesser General Public License as follows:
//
// GNU General Public License Usage
// This library is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// This library 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 at <<http://www.gnu.org/licenses/gpl.html>>
// for more details.
//
// GNU Lesser General Public License Usage
// This library is free software; you can redistribute it and/or modify
// it under the terms of the GNU Lesser General Public License as published by
// the Free Software Foundation; either version 2.1 of the License, or
// (at your option) any later version.
//
// This library 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 Lesser General Public License at <<http://www.gnu.org/licenses/lgpl-2.1.html>>
// for more details.
//
//##################################################################################################
#include "QMinimizePanel.h"
#include <QApplication>
#include <QFrame>
#include <QLabel>
#include <QPixmap>
#include <QPushButton>
#include <QResizeEvent>
//--------------------------------------------------------------------------------------------------
///
//--------------------------------------------------------------------------------------------------
static const struct {
unsigned int width;
unsigned int height;
unsigned int bytes_per_pixel; /* 2:RGB16, 3:RGB, 4:RGBA */
unsigned char pixel_data[7 * 10 * 4 + 1];
} expandDownArrow = {
7, 10, 4,
"QRY\317445A\0\0\0\0\0\0\0\0\0\0\0\0""445AJJN\317OQW\256OPW\317445#\0\0\0"
"\0""445#IJP\317HIN\256445#MOT\317LMS\317445#IJP\317GHM\317445#\0\0\0\0""4"
"45#DEK\317??C\317BBG\317445#\0\0\0\0\0\0\0\0\0\0\0\0""445#>?B\317445#\0\0"
"\0\0\0\0\0\0LNT\317445A\0\0\0\0\0\0\0\0\0\0\0\0""445ACEI\317JKR\256IJP\317"
"445#\0\0\0\0""445#DEH\317BCJ\256445#GHO\317EGK\317445#DEH\317BDI\317445#"
"\0\0\0\0""445#@AE\317??C\317??B\317445#\0\0\0\0\0\0\0\0\0\0\0\0""445#<<?"
"\317445#\0\0\0\0\0\0\0\0",
};
QIcon createExpandDownIcon()
{
QImage img(expandDownArrow.pixel_data,expandDownArrow.width, expandDownArrow.height, QImage::Format_ARGB32 );
QPixmap pxMap;
pxMap = QPixmap::fromImage(img);
return QIcon(pxMap);
}
static const QIcon& expandDownIcon()
{
static QIcon expandDownIcon(createExpandDownIcon());
return expandDownIcon;
}
//--------------------------------------------------------------------------------------------------
///
//--------------------------------------------------------------------------------------------------
static const struct {
unsigned int width;
unsigned int height;
unsigned int bytes_per_pixel; /* 2:RGB16, 3:RGB, 4:RGBA */
unsigned char pixel_data[7 * 10 * 4 + 1];
} expandUpArrow = {
7, 10, 4,
"\0\0\0\0\0\0\0\0""445#<<?\317445#\0\0\0\0\0\0\0\0\0\0\0\0""445#@AE\317??"
"C\317??B\317445#\0\0\0\0""445#GHO\317EGK\317445#DEH\317BDI\317445#JKR\256"
"IJP\317445#\0\0\0\0""445#DEH\317BCJ\256LNT\317445A\0\0\0\0\0\0\0\0\0\0\0"
"\0""445ACEI\317\0\0\0\0\0\0\0\0""445#>?B\317445#\0\0\0\0\0\0\0\0\0\0\0\0"
"""445#DEK\317??C\317BBG\317445#\0\0\0\0""445#MOT\317LMS\317445#IJP\317GH"
"M\317445#OQW\256OPW\317445#\0\0\0\0""445#IJP\317HIN\256QRY\317445A\0\0\0"
"\0\0\0\0\0\0\0\0\0""445AJJN\317",
};
QIcon createExpandUpIcon()
{
QImage img(expandUpArrow.pixel_data,expandUpArrow.width, expandUpArrow.height, QImage::Format_ARGB32 );
QPixmap pxMap;
pxMap = QPixmap::fromImage(img);
return QIcon(pxMap);
}
static const QIcon& expandUpIcon()
{
static QIcon expandUpIcon(createExpandUpIcon());
return expandUpIcon;
}
//--------------------------------------------------------------------------------------------------
///
//--------------------------------------------------------------------------------------------------
QMinimizePanel::QMinimizePanel(QWidget* parent/*=0*/)
{
this->initialize("");
}
//--------------------------------------------------------------------------------------------------
///
//--------------------------------------------------------------------------------------------------
QMinimizePanel::QMinimizePanel(const QString &title, QWidget* parent/*=0*/)
{
this->initialize(title);
}
//--------------------------------------------------------------------------------------------------
///
//--------------------------------------------------------------------------------------------------
void QMinimizePanel::initialize(const QString &title)
{
m_titleFrame = new QFrame(this);
m_titleFrame->setFrameStyle(QFrame::Box | QFrame::Plain);
m_titleFrame->setAutoFillBackground(true);
m_titleLabel = new QLabel(title, m_titleFrame);
QPalette titleLabelPalette = m_titleLabel->palette();
titleLabelPalette.setBrush(QPalette::Foreground, titleLabelPalette.windowText());
{
QLinearGradient titleGrad(QPointF(0, 0), QPointF(0, 1));
titleGrad.setCoordinateMode(QGradient::StretchToDeviceMode);
titleGrad.setColorAt(0, QColor(255, 255, 255, 20));
titleGrad.setColorAt(1, QColor(0, 0, 0, 30));
QPalette titleFramePalette = m_titleFrame->palette();
titleFramePalette.setBrush(QPalette::Window, titleGrad);
titleFramePalette.setBrush(QPalette::Foreground, titleFramePalette.dark());
m_titleFrame->setPalette(titleFramePalette);
}
m_titleLabel->setPalette(titleLabelPalette);
m_collapseButton = new QPushButton( m_titleFrame);
m_collapseButton->setFlat(true);
m_collapseButton->setIcon(expandUpIcon());
m_collapseButton->setDefault(false);
m_collapseButton->setAutoDefault(false);
m_contentFrame = new QFrame(this);
m_contentFrame->setFrameStyle(QFrame::StyledPanel | QFrame::Plain);
m_contentFrame->setAutoFillBackground(true);
QPalette contentFramePalette = m_contentFrame->palette();
contentFramePalette.setBrush(QPalette::Window, QColor(255,250,250,85));
m_contentFrame->setPalette(contentFramePalette);
connect(m_collapseButton, SIGNAL(clicked()),this, SLOT(toggleExpanded()) );
}
//--------------------------------------------------------------------------------------------------
///
//--------------------------------------------------------------------------------------------------
QMinimizePanel::~QMinimizePanel()
{
}
//--------------------------------------------------------------------------------------------------
///
//--------------------------------------------------------------------------------------------------
void QMinimizePanel::setTitle(const QString& title)
{
m_titleLabel->setText(title);
}
//--------------------------------------------------------------------------------------------------
///
//--------------------------------------------------------------------------------------------------
QString QMinimizePanel::title() const
{
return m_titleLabel->text();
}
//--------------------------------------------------------------------------------------------------
///
//--------------------------------------------------------------------------------------------------
QSize QMinimizePanel::sizeHint() const
{
QSize labelSize = m_titleLabel->sizeHint();
QSize titleBarHint = labelSize + QSize(4 + labelSize.height() + 8 - 2 + 1, 8);
if (!m_contentFrame->isHidden())
{
QSize titleBarMin(0, labelSize.height() + 8);
QSize contentsMin(m_contentFrame->sizeHint());
QSize total = contentsMin.expandedTo(titleBarMin);
total.rheight() += titleBarMin.height();
return total;
}
else
{
return titleBarHint;
}
}
//--------------------------------------------------------------------------------------------------
///
//--------------------------------------------------------------------------------------------------
void QMinimizePanel::setExpanded(bool isExpanded)
{
if (m_contentFrame->isHidden() != isExpanded) return;
m_contentFrame->setVisible(isExpanded);
isExpanded ? m_collapseButton->setIcon(expandUpIcon()) : m_collapseButton->setIcon(expandDownIcon());
this->QWidget::updateGeometry();
emit expandedChanged(isExpanded);
}
//--------------------------------------------------------------------------------------------------
///
//--------------------------------------------------------------------------------------------------
void QMinimizePanel::toggleExpanded()
{
setExpanded(m_contentFrame->isHidden());
}
//--------------------------------------------------------------------------------------------------
///
//--------------------------------------------------------------------------------------------------
QSize QMinimizePanel::minimumSizeHint() const
{
QSize labelSize = m_titleLabel->sizeHint();
QSize titleBarHint = labelSize + QSize(4 + labelSize.height() + 8 - 2 + 1, 8);
if (!m_contentFrame->isHidden())
{
QSize titleBarMin(0, labelSize.height() + 8 );
QSize contentsMin(m_contentFrame->minimumSizeHint());
QSize total = contentsMin.expandedTo(titleBarMin);
total.rheight() += titleBarMin.height();
return total;
}
else
{
return titleBarHint;
}
}
//--------------------------------------------------------------------------------------------------
///
//--------------------------------------------------------------------------------------------------
void QMinimizePanel::resizeEvent(QResizeEvent *resizeEv )
{
QWidget::updateGeometry();
int width = resizeEv->size().width();
int heigth = resizeEv->size().height();
int labelHeight = m_titleLabel->sizeHint().height();
int titleHeight = labelHeight + 8;
int buttonSize = titleHeight - 2;
m_titleFrame->setGeometry(0,0,width, titleHeight);
m_titleLabel->setGeometry( 4, titleHeight - labelHeight - 4, width - 4 - buttonSize - 1, labelHeight);
m_collapseButton->setGeometry(width - buttonSize - 1, 1, buttonSize, buttonSize);
m_contentFrame->setGeometry(0, titleHeight-1, width, heigth - (titleHeight-1));
}
//--------------------------------------------------------------------------------------------------
///
//--------------------------------------------------------------------------------------------------
bool QMinimizePanel::event(QEvent* event)
{
if (event->type() == QEvent::LayoutRequest)
{
this->QWidget::updateGeometry();
}
return this->QWidget::event(event);
}