X-Git-Url: https://git.lyx.org/gitweb/?a=blobdiff_plain;f=src%2Ffrontends%2Fqt%2FGuiApplication.cpp;h=ff33065fe34fe313fd051ef1d21227d614f02ec2;hb=b41293352ea8d52890b7668f059fd07f09bd6bb6;hp=9e6f18a3335fbaa792542ee5e97bc0f74a6c575d;hpb=0e0b76a76e6a660a379ea9955a92c440a6401acd;p=features.git

diff --git a/src/frontends/qt/GuiApplication.cpp b/src/frontends/qt/GuiApplication.cpp
index 9e6f18a333..ff33065fe3 100644
--- a/src/frontends/qt/GuiApplication.cpp
+++ b/src/frontends/qt/GuiApplication.cpp
@@ -197,6 +197,20 @@ frontend::Application * createApplication(int & argc, char * argv[])
 #endif
 
 
+#if defined(Q_OS_MAC)
+	int const cursor_time_on = NSTextInsertionPointBlinkPeriodOn();
+	int const cursor_time_off = NSTextInsertionPointBlinkPeriodOff();
+	if (cursor_time_on > 0 && cursor_time_off > 0) {
+		QApplication::setCursorFlashTime(cursor_time_on + cursor_time_off);
+	} else if (cursor_time_on <= 0 && cursor_time_off > 0) {
+		// Off is set and On is undefined of zero
+		QApplication::setCursorFlashTime(0);
+	} else if (cursor_time_off <= 0 && cursor_time_on > 0) {
+		// On is set and Off is undefined of zero
+		QApplication::setCursorFlashTime(0);
+	}
+#endif
+
 // Setup high DPI handling. This is a bit complicated, but will be default in Qt6.
 // macOS does it by itself.
 #if QT_VERSION < QT_VERSION_CHECK(6, 0, 0) && !defined(Q_OS_MAC)
@@ -511,6 +525,47 @@ QString themeIconName(QString const & action)
 }
 
 
+namespace {
+
+/* Get aliases for icon name. This allows to avoid duplication of
+ * icons when new versions of functions are introduced for the
+ * toolbar. A good example is the introduction of layout-toggle in
+ * #9864.
+ * The file is parsed by Lexer. Each line is of the form
+ *     <original substring> <replacement substring>
+ *
+ * The return value is another icon file name that can be queried.
+ */
+// FIXME: consider using regular expressions.
+QString getAlias(QString name) {
+	static bool has_aliases = false;
+	static vector <pair<QString,QString>> aliases;
+	// Initialize aliases list (once).
+	if (!has_aliases) {
+		FileName alfile = libFileSearch("images", "icon.aliases");
+		if (alfile.exists()) {
+			Lexer lex;
+			lex.setFile(alfile);
+			while(lex.isOK()) {
+				string from, to;
+				lex >> from >> to;
+				if (!from.empty())
+					aliases.push_back({toqstr(from), toqstr(to)});
+			}
+		}
+		has_aliases = true;
+	}
+	// check for the following aliases
+	for (auto const & alias : aliases) {
+		if (name.contains(alias.first))
+			name.replace(alias.first, alias.second);
+	}
+	return name;
+}
+
+} // namespace
+
+
 IconInfo iconInfo(FuncRequest const & f, bool unknown, bool rtl)
 {
 	IconInfo res;
@@ -524,9 +579,10 @@ IconInfo iconInfo(FuncRequest const & f, bool unknown, bool rtl)
 		name.replace(' ', '_');
 		name.replace(';', '_');
 		name.replace('\\', "backslash");
-		// avoid duplication for these
-		name.replace("dialog-toggle", "dialog-show");
 		names << name;
+		QString alias = getAlias(name);
+		if (alias != name)
+			names << alias;
 
 		// then special default icon for some lfuns
 		switch (f.action()) {
@@ -558,6 +614,9 @@ IconInfo iconInfo(FuncRequest const & f, bool unknown, bool rtl)
 
 	// next thing to try is function name alone
 	names << lfunname;
+	QString alias = getAlias(lfunname);
+	if (alias != lfunname)
+		names << alias;
 
 	// and finally maybe the unknown icon
 	if (unknown)
@@ -2322,6 +2381,12 @@ void GuiApplication::onLocaleChanged()
 }
 
 
+void GuiApplication::onPaletteChanged()
+{
+	colorCache().setPalette(palette());
+}
+
+
 void GuiApplication::handleKeyFunc(FuncCode action)
 {
 	char_type c = 0;
@@ -2710,6 +2775,18 @@ Menus & GuiApplication::menus()
 }
 
 
+bool GuiApplication::needsBackingStore() const
+{
+	/* Qt on macOS and Wayland does not respect the
+	 * Qt::WA_OpaquePaintEvent attribute and resets the widget backing
+	 * store at each update. Therefore, we use our own backing store
+	 * in these two cases. It is also possible to force the use of the
+	 * backing store for cases like x11 with transparent WM themes.
+	 */
+	return platformName() == "cocoa" || platformName().contains("wayland");
+}
+
+
 QList<int> GuiApplication::viewIds() const
 {
 	return d->views_.keys();
@@ -2965,6 +3042,11 @@ bool GuiApplication::event(QEvent * e)
 		e->accept();
 		return true;
 #endif
+	case QEvent::ApplicationPaletteChange: {
+		// runtime switch from/to dark mode
+		onPaletteChanged();
+		return QApplication::event(e);
+	}
 	default:
 		return QApplication::event(e);
 	}