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feat(GODT-2540): make icon loading failure behavior consistent.

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This commit is contained in:
Xavier Michelon
2023-05-03 16:40:29 +02:00
parent 333daa05c5
commit fdae8cb729
1 changed files with 35 additions and 23 deletions
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58
internal/frontend/bridge-gui/bridge-gui/TrayIcon.cpp
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@ -43,24 +43,23 @@ qint64 const iconRefreshDurationSecs = 10; ///< The total number of seconds duri
QIcon loadIconFromImage(QString const &path) {
QPixmap const pixmap(path);
if (pixmap.isNull()) {
throw Exception(QString("Could create icon from image '%1'.").arg(path));
throw Exception(QString("Could not create an icon from an image '%1'.").arg(path));
}
return QIcon(pixmap);
}
//****************************************************************************************************************************************************
/// \brief Load a multi-resolution icon from a SVG file. The image is assumed to be square. SVG is rasterized in 256, 128, 64, 32 and 16px.
/// \brief Generate an icon from a SVG renderer (a.k.a. path).
///
/// Note: QPixmap can load SVG files directly, but our SVG file are defined in small shape size and QPixmap will rasterize them a very low resolution
/// by default (eg. 16x16), which is insufficient for some uses. As a consequence, we manually generate a multi-resolution icon that render smoothly
/// at any acceptable resolution for an icon.
///
/// \param[in] path The path of the SVG file.
/// \param[in] renderer The SVG renderer.
/// \param[in] color The color to use in case the SVG path is to be used as a mask.
/// \return The icon.
//****************************************************************************************************************************************************
QIcon loadIconFromSVG(QString const &path, QColor const &color = QColor()) {
QSvgRenderer renderer(path);
QIcon loadIconFromSVGRenderer(QSvgRenderer &renderer, QColor const &color = QColor()) {
if (!renderer.isValid()) {
return QIcon();
}
QIcon icon;
qint32 size = 256;
@ -82,6 +81,26 @@ QIcon loadIconFromSVG(QString const &path, QColor const &color = QColor()) {
}
//****************************************************************************************************************************************************
/// \brief Load a multi-resolution icon from a SVG file. The image is assumed to be square. SVG is rasterized in 256, 128, 64, 32 and 16px.
///
/// Note: QPixmap can load SVG files directly, but our SVG file are defined in small shape size and QPixmap will rasterize them a very low resolution
/// by default (eg. 16x16), which is insufficient for some uses. As a consequence, we manually generate a multi-resolution icon that render smoothly
/// at any acceptable resolution for an icon.
///
/// \param[in] path The path of the SVG file.
/// \return The icon.
//****************************************************************************************************************************************************
QIcon loadIconFromSVG(QString const &path, QColor const &color = QColor()) {
QSvgRenderer renderer(path);
QIcon const icon = loadIconFromSVGRenderer(renderer, color);
if (icon.isNull()) {
Exception(QString("Could not create an icon from a vector image '%1'.").arg(path));
}
return icon;
}
//****************************************************************************************************************************************************
//
//****************************************************************************************************************************************************
@ -171,7 +190,6 @@ TrayIcon::TrayIcon()
// some OSes/Desktop managers will automatically show main window when clicked, but not all, so we do it manually.
connect(this, &TrayIcon::messageClicked, &app().backend(), &QMLBackend::showMainWindow);
this->show();
this->setState(State::Normal, QString(), QString());
// TrayIcon does not expose its screen, so we connect relevant screen events to our DPI change handler.
for (QScreen *screen: QGuiApplication::screens()) {
@ -270,18 +288,17 @@ void TrayIcon::onIconRefreshTimer() {
//
//****************************************************************************************************************************************************
void TrayIcon::generateDotIcons() {
QPixmap dotSVG(":/qml/icons/ic-dot.svg");
QSvgRenderer dotSVG(QString(":/qml/icons/ic-dot.svg"));
struct IconColor {
QIcon &icon;
QColor color;
};
for (auto pair: QList<IconColor> {{ greenDot_, normalColor }, { greyDot_, greyColor }, { orangeDot_, warnColor }}) {
QPixmap p = dotSVG;
QPainter painter(&p);
painter.setCompositionMode(QPainter::CompositionMode_SourceIn);
painter.fillRect(p.rect(), pair.color);
painter.end();
pair.icon = QIcon(p);
pair.icon = loadIconFromSVGRenderer(dotSVG, pair.color);
if (pair.icon.isNull()) {
throw Exception("Could not generate dot icon from vector file.");
}
}
}
@ -315,12 +332,7 @@ void TrayIcon::showErrorPopupNotification(QString const &title, QString const &m
//****************************************************************************************************************************************************
void TrayIcon::generateStatusIcon(QString const &svgPath, QColor const &color) {
// We use the SVG path as pixmap mask and fill it with the appropriate color
QPixmap pixmap(qmlResourcePathToQt(svgPath));
QPainter painter(&pixmap);
painter.setCompositionMode(QPainter::CompositionMode_SourceIn);
painter.fillRect(pixmap.rect(), color);
painter.end();
statusIcon_ = QIcon(pixmap);
statusIcon_ = loadIconFromSVG(qmlResourcePathToQt(svgPath), color);
}