Qt Designer: Use raw string literals for domXML functions in plugins

This improves readibility.

Change-Id: Id8cffc15ee7fae9cd4a5f51bbf778849b9774226
Reviewed-by: Jarek Kobus <jaroslaw.kobus@qt.io>

4 files changed, 65 insertions, 56 deletions

diff --git a/examples/designer/containerextension/multipagewidgetplugin.cpp b/examples/designer/containerextension/multipagewidgetplugin.cpp
index d29043ecf..a5a3272b5 100644
--- a/examples/designer/containerextension/multipagewidgetplugin.cpp
+++ b/examples/designer/containerextension/multipagewidgetplugin.cpp
@@ -144,19 +144,19 @@ void MultiPageWidgetPlugin::initialize(QDesignerFormEditorInterface *formEditor)
 //! [7]
 QString MultiPageWidgetPlugin::domXml() const
 {
-    return QLatin1String("\
-<ui language=\"c++\">\
-    <widget class=\"MultiPageWidget\" name=\"multipagewidget\">\
-        <widget class=\"QWidget\" name=\"page\" />\
-    </widget>\
-    <customwidgets>\
-        <customwidget>\
-            <class>MultiPageWidget</class>\
-            <extends>QWidget</extends>\
-            <addpagemethod>addPage</addpagemethod>\
-        </customwidget>\
-    </customwidgets>\
-</ui>");
+    return QLatin1String(R"(
+<ui language="c++">
+    <widget class="MultiPageWidget" name="multipagewidget">
+        <widget class="QWidget" name="page" />
+    </widget>
+    <customwidgets>
+        <customwidget>
+            <class>MultiPageWidget</class>
+            <extends>QWidget</extends>
+            <addpagemethod>addPage</addpagemethod>
+        </customwidget>
+    </customwidgets>
+</ui>)");
 }
 //! [7]
 
diff --git a/examples/designer/customwidgetplugin/customwidgetplugin.cpp b/examples/designer/customwidgetplugin/customwidgetplugin.cpp
index a3d75d311..a728a689c 100644
--- a/examples/designer/customwidgetplugin/customwidgetplugin.cpp
+++ b/examples/designer/customwidgetplugin/customwidgetplugin.cpp
@@ -129,26 +129,32 @@ bool AnalogClockPlugin::isContainer() const
 //! [10]
 QString AnalogClockPlugin::domXml() const
 {
-    return "<ui language=\"c++\">\n"
-           " <widget class=\"AnalogClock\" name=\"analogClock\">\n"
+    return QLatin1String(R"(
+<ui language="c++">
+  <widget class="AnalogClock" name="analogClock">
+)"
 //! [11]
-           "  <property name=\"geometry\">\n"
-           "   <rect>\n"
-           "    <x>0</x>\n"
-           "    <y>0</y>\n"
-           "    <width>100</width>\n"
-           "    <height>100</height>\n"
-           "   </rect>\n"
-           "  </property>\n"
+R"(
+    <property name="geometry">
+      <rect>
+        <x>0</x>
+        <y>0</y>
+        <width>100</width>
+        <height>100</height>
+      </rect>
+    </property>
+")
 //! [11]
-           "  <property name=\"toolTip\" >\n"
-           "   <string>The current time</string>\n"
-           "  </property>\n"
-           "  <property name=\"whatsThis\" >\n"
-           "   <string>The analog clock widget displays the current time.</string>\n"
-           "  </property>\n"
-           " </widget>\n"
-           "</ui>\n";
+R"(
+    <property name="toolTip">
+      <string>The current time</string>
+    </property>
+    <property name="whatsThis">
+      <string>The analog clock widget displays the current time.</string>
+    </property>
+  </widget>
+</ui>
+)");
 }
 //! [10]
 
diff --git a/examples/designer/taskmenuextension/tictactoeplugin.cpp b/examples/designer/taskmenuextension/tictactoeplugin.cpp
index 724720ad5..45075fe62 100644
--- a/examples/designer/taskmenuextension/tictactoeplugin.cpp
+++ b/examples/designer/taskmenuextension/tictactoeplugin.cpp
@@ -129,19 +129,20 @@ void TicTacToePlugin::initialize(QDesignerFormEditorInterface *formEditor)
 
 QString TicTacToePlugin::domXml() const
 {
-    return QLatin1String("\
-<ui language=\"c++\">\
-    <widget class=\"TicTacToe\" name=\"ticTacToe\"/>\
-    <customwidgets>\
-        <customwidget>\
-            <class>TicTacToe</class>\
-            <propertyspecifications>\
-            <tooltip name=\"state\">Tic Tac Toe state</tooltip>\
-            <stringpropertyspecification name=\"state\" notr=\"true\" type=\"singleline\"/>\
-            </propertyspecifications>\
-        </customwidget>\
-    </customwidgets>\
-</ui>");
+    return QLatin1String(R"(
+<ui language="c++">
+    <widget class="TicTacToe" name="ticTacToe"/>
+    <customwidgets>
+        <customwidget>
+            <class>TicTacToe</class>
+            <propertyspecifications>
+            <tooltip name="state">Tic Tac Toe state</tooltip>
+            <stringpropertyspecification name="state" notr="true" type="singleline"/>
+            </propertyspecifications>
+        </customwidget>
+    </customwidgets>
+</ui>
+)");
 }
 
 //! [3]
diff --git a/examples/designer/worldtimeclockplugin/worldtimeclockplugin.cpp b/examples/designer/worldtimeclockplugin/worldtimeclockplugin.cpp
index 8cd059c56..83223d59f 100644
--- a/examples/designer/worldtimeclockplugin/worldtimeclockplugin.cpp
+++ b/examples/designer/worldtimeclockplugin/worldtimeclockplugin.cpp
@@ -108,18 +108,20 @@ bool WorldTimeClockPlugin::isContainer() const
 
 QString WorldTimeClockPlugin::domXml() const
 {
-    return "<ui language=\"c++\">\n"
-           " <widget class=\"WorldTimeClock\" name=\"worldTimeClock\">\n"
-           "  <property name=\"geometry\">\n"
-           "   <rect>\n"
-           "    <x>0</x>\n"
-           "    <y>0</y>\n"
-           "    <width>100</width>\n"
-           "    <height>100</height>\n"
-           "   </rect>\n"
-           "  </property>\n"
-           " </widget>\n"
-           "</ui>";
+    return QLatin1String(R"(
+<ui language="c++">
+  <widget class="WorldTimeClock" name="worldTimeClock">
+    <property name="geometry">
+      <rect>
+        <x>0</x>
+        <y>0</y>
+        <width>100</width>
+        <height>100</height>
+      </rect>
+    </property>
+  </widget>
+</ui>
+)");
 }
 
 QString WorldTimeClockPlugin::includeFile() const