78 lines
2.8 KiB
C++
78 lines
2.8 KiB
C++
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#include "stylesheetloader.h"
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#include <QtDebug>
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#include <QFile>
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#include <QEvent>
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StyleSheetLoader::StyleSheetLoader(QObject* parent)
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: QObject(parent)
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{
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}
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void StyleSheetLoader::SetStyleSheet(QWidget* widget, const QString &filename) {
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filenames_[widget] = filename;
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widget->installEventFilter(this);
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UpdateStyleSheet(widget);
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}
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void StyleSheetLoader::UpdateStyleSheet(QWidget *widget) {
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QString filename(filenames_[widget]);
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// Load the file
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QFile file(filename);
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if (!file.open(QIODevice::ReadOnly)) {
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qWarning() << __PRETTY_FUNCTION__ << "error opening" << filename;
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return;
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}
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QString contents(file.readAll());
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// Replace %palette-role with actual colours
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QPalette p(widget->palette());
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ReplaceColor(&contents, "Window", p, QPalette::Window);
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ReplaceColor(&contents, "Background", p, QPalette::Background);
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ReplaceColor(&contents, "WindowText", p, QPalette::WindowText);
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ReplaceColor(&contents, "Foreground", p, QPalette::Foreground);
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ReplaceColor(&contents, "Base", p, QPalette::Base);
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ReplaceColor(&contents, "AlternateBase", p, QPalette::AlternateBase);
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ReplaceColor(&contents, "ToolTipBase", p, QPalette::ToolTipBase);
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ReplaceColor(&contents, "ToolTipText", p, QPalette::ToolTipText);
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ReplaceColor(&contents, "Text", p, QPalette::Text);
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ReplaceColor(&contents, "Button", p, QPalette::Button);
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ReplaceColor(&contents, "ButtonText", p, QPalette::ButtonText);
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ReplaceColor(&contents, "BrightText", p, QPalette::BrightText);
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ReplaceColor(&contents, "Light", p, QPalette::Light);
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ReplaceColor(&contents, "Midlight", p, QPalette::Midlight);
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ReplaceColor(&contents, "Dark", p, QPalette::Dark);
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ReplaceColor(&contents, "Mid", p, QPalette::Mid);
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ReplaceColor(&contents, "Shadow", p, QPalette::Shadow);
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ReplaceColor(&contents, "Highlight", p, QPalette::Highlight);
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ReplaceColor(&contents, "HighlightedText", p, QPalette::HighlightedText);
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ReplaceColor(&contents, "Link", p, QPalette::Link);
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ReplaceColor(&contents, "LinkVisited", p, QPalette::LinkVisited);
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widget->setStyleSheet(contents);
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}
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void StyleSheetLoader::ReplaceColor(QString* css, const QString& name,
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const QPalette& palette,
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QPalette::ColorRole role) const {
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css->replace("%palette-" + name + "-lighter",
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palette.color(role).lighter().name(), Qt::CaseInsensitive);
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css->replace("%palette-" + name + "-darker",
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palette.color(role).darker().name(), Qt::CaseInsensitive);
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css->replace("%palette-" + name,
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palette.color(role).name(), Qt::CaseInsensitive);
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}
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bool StyleSheetLoader::eventFilter(QObject* obj, QEvent* event) {
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if (event->type() != QEvent::PaletteChange)
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return false;
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QWidget* widget = qobject_cast<QWidget*>(obj);
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if (!widget || !filenames_.contains(widget))
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return false;
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UpdateStyleSheet(widget);
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return false;
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}
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