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image viewer

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This commit is contained in:
Herwig Birke
2019-04-03 16:11:22 +02:00
parent 5aa22fbfdd
commit a643810119
7 changed files with 223 additions and 2 deletions
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cimageviewer.cpp
+57
View File
@@ -1,6 +1,10 @@
#include "cimageviewer.h"
#include "ui_cimageviewer.h"
#include <QKeyEvent>
#include <QDebug>
cImageViewer::cImageViewer(QWidget *parent) :
QDialog(parent),
@@ -8,6 +12,11 @@ cImageViewer::cImageViewer(QWidget *parent) :
{
ui->setupUi(this);
ui->m_lpImage->setSizePolicy(QSizePolicy::Ignored, QSizePolicy::Ignored);
// connect(ui->m_lpImage, &cLabel::imageNext, this, &cImageViewer::onImageNext);
// connect(ui->m_lpImage, &cLabel::imagePrev, this, &cImageViewer::onImagePrev);
// connect(ui->m_lpImage, &cLabel::imageFirst, this, &cImageViewer::onImageFirst);
// connect(ui->m_lpImage, &cLabel::imageLast, this, &cImageViewer::onImageLast);
}
cImageViewer::~cImageViewer()
@@ -18,4 +27,52 @@ cImageViewer::~cImageViewer()
void cImageViewer::setImage(cImage* lpImage)
{
ui->m_lpImage->setImage(lpImage);
setWindowFlag(Qt::Window);
showFullScreen();
ui->m_lpImage->setFocus();
}
void cImageViewer::keyPressEvent(QKeyEvent* e)
{
switch(e->key())
{
case Qt::Key_Left:
emit imagePrev();
break;
case Qt::Key_Right:
emit imageNext();
break;
case Qt::Key_Home:
emit imageFirst();
break;
case Qt::Key_End:
emit imageLast();
break;
default:
break;
}
QDialog::keyPressEvent(e);
}
void cImageViewer::onImageNext()
{
emit imageNext();
}
void cImageViewer::onImagePrev()
{
emit imagePrev();
}
void cImageViewer::onImageLast()
{
emit imageLast();
}
void cImageViewer::onImageFirst()
{
emit imageFirst();
}
cimageviewer.h
+55
View File
@@ -22,6 +22,61 @@ public:
void setImage(cImage* lpImage);
private:
Ui::cImageViewer* ui;
protected:
void keyPressEvent(QKeyEvent* e);
private slots:
/*!
\brief
\fn onImageNext
*/
void onImageNext();
/*!
\brief
\fn onImagePrev
*/
void onImagePrev();
/*!
\brief
\fn onImageLast
*/
void onImageLast();
/*!
\brief
\fn onImageFirst
*/
void onImageFirst();
signals:
/*!
\brief
\fn imageNext
*/
void imageNext();
/*!
\brief
\fn imagePrev
*/
void imagePrev();
/*!
\brief
\fn imageLast
*/
void imageLast();
/*!
\brief
\fn imageFirst
*/
void imageFirst();
};
#endif // CIMAGEVIEWER_H
clabel.cpp
+25
View File
@@ -1,11 +1,13 @@
#include "clabel.h"
#include <QResizeEvent>
#include <QKeyEvent>
cLabel::cLabel(QWidget *parent, Qt::WindowFlags f) :
QLabel(parent, f)
{
installEventFilter(this);
}
cLabel::cLabel(const QString &text, QWidget *parent, Qt::WindowFlags f) :
@@ -23,3 +25,26 @@ void cLabel::resizeEvent(QResizeEvent* e)
QLabel::resizeEvent(e);
setPixmap(QPixmap::fromImage(m_lpImage->scaled(width(), height(), Qt::AspectRatioMode::KeepAspectRatio, Qt::TransformationMode::SmoothTransformation)));
}
void cLabel::keyPressEvent(QKeyEvent* e)
{
switch(e->key())
{
case Qt::Key_Left:
emit imagePrev();
break;
case Qt::Key_Right:
emit imageNext();
break;
case Qt::Key_Home:
emit imageFirst();
break;
case Qt::Key_End:
emit imageLast();
break;
default:
break;
}
QLabel::keyPressEvent(e);
}
clabel.h
+29
View File
@@ -9,6 +9,8 @@
class cLabel : public QLabel
{
Q_OBJECT
public:
cLabel(QWidget *parent = nullptr, Qt::WindowFlags f = Qt::WindowFlags());
cLabel(const QString &text, QWidget *parent = nullptr, Qt::WindowFlags f = Qt::WindowFlags());
@@ -19,6 +21,33 @@ private:
protected:
void resizeEvent(QResizeEvent* e);
void keyPressEvent(QKeyEvent* e);
signals:
/*!
\brief
\fn imageNext
*/
void imageNext();
/*!
\brief
\fn imagePrev
*/
void imagePrev();
/*!
\brief
\fn imageLast
*/
void imageLast();
/*!
\brief
\fn imageFirst
*/
void imageFirst();
};
#endif // CLABEL_H
cmainwindow.cpp
+30
View File
@@ -476,8 +476,18 @@ void cMainWindow::onThumbnailDoubleClicked(const QModelIndex& index)
if(image.isNull())
return;
connect(&imageViewer, &cImageViewer::imageNext, this, &cMainWindow::onImageNext);
connect(&imageViewer, &cImageViewer::imagePrev, this, &cMainWindow::onImagePrev);
connect(&imageViewer, &cImageViewer::imageFirst, this, &cMainWindow::onImageFirst);
connect(&imageViewer, &cImageViewer::imageLast, this, &cMainWindow::onImageLast);
imageViewer.setImage(&image);
imageViewer.exec();
disconnect(&imageViewer, &cImageViewer::imageNext, this, &cMainWindow::onImageNext);
disconnect(&imageViewer, &cImageViewer::imagePrev, this, &cMainWindow::onImagePrev);
disconnect(&imageViewer, &cImageViewer::imageFirst, this, &cMainWindow::onImageFirst);
disconnect(&imageViewer, &cImageViewer::imageLast, this, &cMainWindow::onImageLast);
}
void cMainWindow::onFolderSelected(const QItemSelection& /*selection*/, const QItemSelection& /*previous*/)
@@ -982,3 +992,23 @@ void cMainWindow::onFilterTagChanged(QList<qint32> idList, bool bAnd)
m_lpThumbnailSortFilterProxyModel->setTagList(idList, bAnd);
showCount();
}
void cMainWindow::onImageNext()
{
qDebug() << "next image";
}
void cMainWindow::onImagePrev()
{
qDebug() << "prev image";
}
void cMainWindow::onImageLast()
{
qDebug() << "last image";
}
void cMainWindow::onImageFirst()
{
qDebug() << "first image";
}
cmainwindow.h
+25
View File
@@ -393,6 +393,31 @@ private slots:
\param idList
*/
void onFilterTagChanged(QList<qint32> idList, bool bAnd);
/*!
\brief
\fn onImageNext
*/
void onImageNext();
/*!
\brief
\fn onImagePrev
*/
void onImagePrev();
/*!
\brief
\fn onImageLast
*/
void onImageLast();
/*!
\brief
\fn onImageFirst
*/
void onImageFirst();
};
#endif // CMAINWINDOW_H
common.cpp
+2 -2
View File
@@ -127,11 +127,11 @@ QStandardItem* insertPath(QString szPath, QStandardItem* lpRootItem)
switch(path)
{
case 0:
lpNewItem->setData(QVariant::fromValue(true), STYLEDDELEGATE_BOLD);
lpNewItem->setData(QVariant::fromValue(false), STYLEDDELEGATE_BOLD);
lpNewItem->setData(QVariant::fromValue(false), STYLEDDELEGATE_ITALIC);
break;
case 1:
lpNewItem->setData(QVariant::fromValue(false), STYLEDDELEGATE_BOLD);
lpNewItem->setData(QVariant::fromValue(true), STYLEDDELEGATE_BOLD);
lpNewItem->setData(QVariant::fromValue(false), STYLEDDELEGATE_ITALIC);
break;
case 2: