tdf#88675 Fix display names for hicontrast and tango_testing

The special cases for the icon themes with the filenames
"images_hicontrast.zip" and "images_tango_testing.zip" are now handled.
They will be displayed as "High Contrast" and "Tango Testing"
respectively.

Change-Id: Ia3c2b8b57809db9c5ed132c42a412157e91b2599
Reviewed-on: https://gerrit.libreoffice.org/14574Reviewed-by: Yousuf Philips <philipz85@hotmail.com>
Tested-by: Yousuf Philips <philipz85@hotmail.com>

include/vcl/IconThemeInfo.hxx

@@ -29,6 +29,9 @@ class VCL_DLLPUBLIC IconThemeInfo {
 
 public:
 
+    /** The name of the icon theme to use for high contrast mode */
+    static const OUString HIGH_CONTRAST_ID;
+
     /** Construct an IconThemeInfo from the URL to a file.
      * This method will throw a std::runtime_error if the URL cannot be properly parsed.
      * Check the URL with UrlCanBeParsed() first.

include/vcl/IconThemeSelector.hxx

@@ -76,10 +76,6 @@ private:
     static OUString
     ReturnFallback(const std::vector<IconThemeInfo>& installedThemes);
 
-    /** The name of the icon theme to use for high contrast mode */
-    static const OUString
-    HIGH_CONTRAST_ICON_THEME_ID;
-
     /** The name of the icon theme which is used as fallback */
     static const OUString
     FALLBACK_ICON_THEME_ID;

vcl/qa/cppunit/app/test_IconThemeInfo.cxx

@@ -35,6 +35,12 @@ class IconThemeInfoTest : public CppUnit::TestFixture
     void
     ThemeIdIsDetectedFromFileNameWithUnderscore();
 
+    void
+    DisplayNameForHicontrastIsHighContrast();
+
+    void
+    DisplayNameForTango_testingIsTangoTesting();
+
     void
     ExceptionIsThrownWhenIdCannotBeDetermined1();
 
@@ -114,6 +120,24 @@ IconThemeInfoTest::ExceptionIsThrownWhenIdCannotBeDetermined2()
     CPPUNIT_ASSERT_EQUAL_MESSAGE("Exception was thrown", true, thrown);
 }
 
+void
+IconThemeInfoTest::DisplayNameForHicontrastIsHighContrast()
+{
+    OUString id("hicontrast");
+    OUString expected("High Contrast");
+    OUString displayName = vcl::IconThemeInfo::ThemeIdToDisplayName(id);
+    CPPUNIT_ASSERT_EQUAL(expected, displayName);
+}
+
+void
+IconThemeInfoTest::DisplayNameForTango_testingIsTangoTesting()
+{
+    OUString id("tango_testing");
+    OUString expected("Tango Testing");
+    OUString displayName = vcl::IconThemeInfo::ThemeIdToDisplayName(id);
+    CPPUNIT_ASSERT_EQUAL(expected, displayName);
+}
+
 // Put the test suite in the registry
 CPPUNIT_TEST_SUITE_REGISTRATION(IconThemeInfoTest);
 

vcl/qa/cppunit/app/test_IconThemeSelector.cxx

@@ -80,7 +80,7 @@ IconThemeSelectorTest::GetFakeInstalledThemes()
     r.push_back(a);
     a.mThemeId = "oxygen";
     r.push_back(a);
-    a.mThemeId = vcl::IconThemeSelector::HIGH_CONTRAST_ICON_THEME_ID;
+    a.mThemeId = "hicontrast";
     r.push_back(a);
     return r;
 }
@@ -122,7 +122,7 @@ IconThemeSelectorTest::ThemeIsOverriddenByHighContrastMode()
     std::vector<vcl::IconThemeInfo> themes = GetFakeInstalledThemes();
     OUString selected = s.SelectIconTheme(themes, "tango");
     CPPUNIT_ASSERT_EQUAL_MESSAGE("'tango' theme is overridden by high contrast mode",
-            vcl::IconThemeSelector::HIGH_CONTRAST_ICON_THEME_ID, selected);
+            OUString("hicontrast"), selected);
     s.SetUseHighContrastTheme(false);
     selected = s.SelectIconTheme(themes, "tango");
     CPPUNIT_ASSERT_EQUAL_MESSAGE("'tango' theme is no longer overridden by high contrast mode",

vcl/source/app/IconThemeInfo.cxx

@@ -13,8 +13,17 @@
 #include <stdexcept>
 #include <algorithm>
 
+// constants for theme ids and display names. Only the theme id for hicontrast is used
+// outside of this class and hence made public.
+
+const OUString vcl::IconThemeInfo::HIGH_CONTRAST_ID = "hicontrast";
+
 namespace {
 
+static const OUString HIGH_CONTRAST_DISPLAY_NAME = "High Contrast";
+static const OUString TANGO_TESTING_ID = "tango_testing";
+static const OUString TANGO_TESTING_DISPLAY_NAME = "Tango Testing";
+
 OUString
 filename_from_url(const OUString& url)
 {
@@ -26,7 +35,7 @@ filename_from_url(const OUString& url)
     return filename;
 }
 
-}
+} // end anonymous namespace
 
 namespace vcl {
 
@@ -111,6 +120,14 @@ IconThemeInfo::ThemeIdToDisplayName(const OUString& themeId)
         throw std::runtime_error("IconThemeInfo::ThemeIdToDisplayName() called with invalid id.");
     }
 
+    // sepcial cases
+    if (themeId.equalsIgnoreAsciiCase(HIGH_CONTRAST_ID)) {
+        return HIGH_CONTRAST_DISPLAY_NAME;
+    }
+    else if (themeId.equalsIgnoreAsciiCase(TANGO_TESTING_ID)) {
+        return TANGO_TESTING_DISPLAY_NAME;
+    }
+
     // make the first letter uppercase
     OUString r;
     sal_Unicode firstLetter = themeId[0];
@@ -121,6 +138,7 @@ IconThemeInfo::ThemeIdToDisplayName(const OUString& themeId)
     else {
         r = themeId;
     }
+
     return r;
 }
 

vcl/source/app/IconThemeSelector.cxx

@@ -16,9 +16,6 @@
 
 namespace vcl {
 
-/*static*/ const OUString
-IconThemeSelector::HIGH_CONTRAST_ICON_THEME_ID("hicontrast");
-
 /*static*/ const OUString
 IconThemeSelector::FALLBACK_ICON_THEME_ID("tango");
 
@@ -99,8 +96,8 @@ IconThemeSelector::SelectIconTheme(
         const OUString& theme) const
 {
     if (mUseHighContrastTheme) {
-        if (icon_theme_is_in_installed_themes(HIGH_CONTRAST_ICON_THEME_ID, installedThemes)) {
-            return HIGH_CONTRAST_ICON_THEME_ID;
+        if (icon_theme_is_in_installed_themes(IconThemeInfo::HIGH_CONTRAST_ID, installedThemes)) {
+            return IconThemeInfo::HIGH_CONTRAST_ID;
         }
     }