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Allow clickable links in message bar text

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Links are opened using QDesktopServices::openUrl, i.e. the
default OS handler for that link type
This commit is contained in:
Nyall Dawson 2017-12-15 11:16:32 +10:00
parent 905a14759d
commit f2b70ffdc6
3 changed files with 32 additions and 20 deletions
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2
python/gui/qgsmessagebaritem.sip
View File

@ -9,6 +9,7 @@
class QgsMessageBarItem : QWidget
{
@ -114,7 +115,6 @@ returns the styleSheet
emitted when the message level has changed
%End
};
/************************************************************************

42
src/gui/qgsmessagebaritem.cpp
View File

@ -21,7 +21,8 @@
#include <QHBoxLayout>
#include <QLabel>
#include <QTextEdit>
#include <QTextBrowser>
#include <QDesktopServices>
QgsMessageBarItem::QgsMessageBarItem( const QString &text, QgsMessageBar::MessageLevel level, int duration, QWidget *parent )
: QWidget( parent )
@ -72,7 +73,7 @@ void QgsMessageBarItem::writeContent()
{
mLayout = new QHBoxLayout( this );
mLayout->setContentsMargins( 0, 0, 0, 0 );
mTextEdit = nullptr;
mTextBrowser = nullptr;
mLblIcon = nullptr;
}
@ -111,28 +112,31 @@ void QgsMessageBarItem::writeContent()
// TITLE AND TEXT
if ( mTitle.isEmpty() && mText.isEmpty() )
{
if ( mTextEdit )
if ( mTextBrowser )
{
delete mTextEdit;
mTextEdit = nullptr;
delete mTextBrowser;
mTextBrowser = nullptr;
}
}
else
{
if ( !mTextEdit )
if ( !mTextBrowser )
{
mTextEdit = new QTextEdit( this );
mTextEdit->setObjectName( QStringLiteral( "textEdit" ) );
mTextEdit->setSizePolicy( QSizePolicy::Expanding, QSizePolicy::Maximum );
mTextEdit->setReadOnly( true );
mTextEdit->setFrameShape( QFrame::NoFrame );
mTextBrowser = new QTextBrowser( this );
mTextBrowser->setObjectName( QStringLiteral( "textEdit" ) );
mTextBrowser->setSizePolicy( QSizePolicy::Expanding, QSizePolicy::Maximum );
mTextBrowser->setReadOnly( true );
mTextBrowser->setOpenLinks( false );
connect( mTextBrowser, &QTextBrowser::anchorClicked, this, &QgsMessageBarItem::urlClicked );
mTextBrowser->setFrameShape( QFrame::NoFrame );
// stylesheet set here so Qt-style substitued scrollbar arrows can show within limited height
// adjusts to height of font set in app options
mTextEdit->setStyleSheet( "QTextEdit { background-color: rgba(0,0,0,0); margin-top: 0.25em; max-height: 1.75em; min-height: 1.75em; } "
"QScrollBar { background-color: rgba(0,0,0,0); } "
"QScrollBar::add-page,QScrollBar::sub-page,QScrollBar::handle { background-color: rgba(0,0,0,0); color: rgba(0,0,0,0); } "
"QScrollBar::up-arrow,QScrollBar::down-arrow { color: rgb(0,0,0); } " );
mLayout->addWidget( mTextEdit );
mTextBrowser->setStyleSheet( "QTextEdit { background-color: rgba(0,0,0,0); margin-top: 0.25em; max-height: 1.75em; min-height: 1.75em; } "
"QScrollBar { background-color: rgba(0,0,0,0); } "
"QScrollBar::add-page,QScrollBar::sub-page,QScrollBar::handle { background-color: rgba(0,0,0,0); color: rgba(0,0,0,0); } "
"QScrollBar::up-arrow,QScrollBar::down-arrow { color: rgb(0,0,0); } " );
mLayout->addWidget( mTextBrowser );
}
QString content = mText;
if ( !mTitle.isEmpty() )
@ -143,7 +147,7 @@ void QgsMessageBarItem::writeContent()
t += QLatin1String( ": " );
content.prepend( QStringLiteral( "<b>" ) + t + " </b>" );
}
mTextEdit->setText( content );
mTextBrowser->setText( content );
}
// WIDGET
@ -256,3 +260,7 @@ QgsMessageBarItem *QgsMessageBarItem::setDuration( int duration )
return this;
}
void QgsMessageBarItem::urlClicked( const QUrl &url )
{
QDesktopServices::openUrl( url );
}

8
src/gui/qgsmessagebaritem.h
View File

@ -23,10 +23,11 @@
#include <QWidget>
#include <QIcon>
#include <QTextEdit>
#include <QHBoxLayout>
#include "qgis_gui.h"
class QTextBrowser;
/**
* \ingroup gui
* \class QgsMessageBarItem
@ -94,6 +95,9 @@ class GUI_EXPORT QgsMessageBarItem : public QWidget
//! emitted when the message level has changed
void styleChanged( const QString &styleSheet );
private slots:
void urlClicked( const QUrl &url );
private:
void writeContent();
@ -107,7 +111,7 @@ class GUI_EXPORT QgsMessageBarItem : public QWidget
QHBoxLayout *mLayout = nullptr;
QLabel *mLblIcon = nullptr;
QString mStyleSheet;
QTextEdit *mTextEdit = nullptr;
QTextBrowser *mTextBrowser = nullptr;
};
#endif // qgsmessagebaritem_H