gtk3: generate missing mnemonics
Change-Id: Ib0e94b8484dabb7e859c53aeb0e4adf75727fcd6
Reviewed-on: https://gerrit.libreoffice.org/52839
Tested-by: Jenkins <ci@libreoffice.org>
Reviewed-by: Caolán McNamara <caolanm@redhat.com>
Tested-by: Caolán McNamara <caolanm@redhat.com>
diff --git a/include/vcl/mnemonic.hxx b/include/vcl/mnemonic.hxx
index bf2591a..f7db3a3 100644
--- a/include/vcl/mnemonic.hxx
+++ b/include/vcl/mnemonic.hxx
@@ -51,15 +51,16 @@
class VCL_DLLPUBLIC MnemonicGenerator
{
sal_Unicode m_cMnemonic;
// 0 == Mnemonic; >0 == count of characters
sal_uInt8 maMnemonics[MAX_MNEMONICS];
css::uno::Reference< css::i18n::XCharacterClassification > mxCharClass;
SAL_DLLPRIVATE static sal_uInt16 ImplGetMnemonicIndex( sal_Unicode c );
SAL_DLLPRIVATE static sal_Unicode ImplFindMnemonic( const OUString& rKey );
SAL_DLLPRIVATE sal_Unicode ImplFindMnemonic( const OUString& rKey );
public:
MnemonicGenerator();
MnemonicGenerator(sal_Unicode cMnemonic = MNEMONIC_CHAR);
void RegisterMnemonic( const OUString& rKey );
OUString CreateMnemonic( const OUString& rKey );
diff --git a/vcl/source/window/mnemonic.cxx b/vcl/source/window/mnemonic.cxx
index fe26cd1..43db6de 100644
--- a/vcl/source/window/mnemonic.cxx
+++ b/vcl/source/window/mnemonic.cxx
@@ -28,7 +28,8 @@
using namespace ::com::sun::star;
MnemonicGenerator::MnemonicGenerator()
MnemonicGenerator::MnemonicGenerator(sal_Unicode cMnemonic)
: m_cMnemonic(cMnemonic)
{
memset( maMnemonics, 1, sizeof( maMnemonics ) );
}
@@ -59,10 +60,10 @@ sal_uInt16 MnemonicGenerator::ImplGetMnemonicIndex( sal_Unicode c )
sal_Unicode MnemonicGenerator::ImplFindMnemonic( const OUString& rKey )
{
sal_Int32 nIndex = 0;
while ( (nIndex = rKey.indexOf( MNEMONIC_CHAR, nIndex )) != -1 )
while ( (nIndex = rKey.indexOf( m_cMnemonic, nIndex )) != -1 )
{
sal_Unicode cMnemonic = rKey[ nIndex+1 ];
if ( cMnemonic != MNEMONIC_CHAR )
if ( cMnemonic != m_cMnemonic )
return cMnemonic;
nIndex += 2;
}
@@ -187,7 +188,7 @@ OUString MnemonicGenerator::CreateMnemonic( const OUString& _rKey )
if ( maMnemonics[nMnemonicIndex] )
{
maMnemonics[nMnemonicIndex] = 0;
rKey = rKey.replaceAt( nIndex, 0, OUString(MNEMONIC_CHAR) );
rKey = rKey.replaceAt( nIndex, 0, OUString(m_cMnemonic) );
bChanged = true;
break;
}
@@ -239,7 +240,7 @@ OUString MnemonicGenerator::CreateMnemonic( const OUString& _rKey )
if ( nBestCount != 0xFFFF )
{
maMnemonics[nBestMnemonicIndex] = 0;
rKey = rKey.replaceAt( nBestIndex, 0, OUString(MNEMONIC_CHAR) );
rKey = rKey.replaceAt( nBestIndex, 0, OUString(m_cMnemonic) );
bChanged = true;
}
}
@@ -260,7 +261,7 @@ OUString MnemonicGenerator::CreateMnemonic( const OUString& _rKey )
{
maMnemonics[nMnemonicIndex] = 0;
OUString aStr = OUStringBuffer().
append('(').append(MNEMONIC_CHAR).append(sal_Unicode(rtl::toAsciiUpperCase(c))).
append('(').append(m_cMnemonic).append(sal_Unicode(rtl::toAsciiUpperCase(c))).
append(')').makeStringAndClear();
nIndex = rKey.getLength();
if( nIndex >= 2 )
diff --git a/vcl/unx/gtk3/gtk3gtkinst.cxx b/vcl/unx/gtk3/gtk3gtkinst.cxx
index 957b58f..9425d93 100644
--- a/vcl/unx/gtk3/gtk3gtkinst.cxx
+++ b/vcl/unx/gtk3/gtk3gtkinst.cxx
@@ -31,6 +31,7 @@
#include <rtl/bootstrap.hxx>
#include <tools/fract.hxx>
#include <tools/stream.hxx>
#include <vcl/mnemonic.hxx>
#include <vcl/pngwrite.hxx>
#include <vcl/weld.hxx>
@@ -2343,6 +2344,31 @@ public:
}
};
namespace
{
OUString get_label(GtkLabel* pLabel)
{
const gchar* pStr = gtk_label_get_label(pLabel);
return OUString(pStr, pStr ? strlen(pStr) : 0, RTL_TEXTENCODING_UTF8);
}
void set_label(GtkLabel* pLabel, const OUString& rText)
{
gtk_label_set_label(pLabel, MapToGtkAccelerator(rText).getStr());
}
OUString get_label(GtkButton* pButton)
{
const gchar* pStr = gtk_button_get_label(pButton);
return OUString(pStr, pStr ? strlen(pStr) : 0, RTL_TEXTENCODING_UTF8);
}
void set_label(GtkButton* pButton, const OUString& rText)
{
gtk_button_set_label(pButton, MapToGtkAccelerator(rText).getStr());
}
}
class GtkInstanceButton : public GtkInstanceContainer, public virtual weld::Button
{
private:
@@ -2367,13 +2393,12 @@ public:
virtual void set_label(const OUString& rText) override
{
gtk_button_set_label(m_pButton, MapToGtkAccelerator(rText).getStr());
::set_label(m_pButton, rText);
}
virtual OUString get_label() const override
{
const gchar* pStr = gtk_button_get_label(m_pButton);
return OUString(pStr, pStr ? strlen(pStr) : 0, RTL_TEXTENCODING_UTF8);
return ::get_label(m_pButton);
}
virtual void clicked() override
@@ -3101,13 +3126,12 @@ public:
virtual void set_label(const OUString& rText) override
{
gtk_label_set_label(m_pLabel, MapToGtkAccelerator(rText).getStr());
::set_label(m_pLabel, rText);
}
virtual OUString get_label() const override
{
const char* pLabel = gtk_label_get_label(m_pLabel);
return OUString(pLabel, strlen(pLabel), RTL_TEXTENCODING_UTF8);
return ::get_label(m_pLabel);
}
};
@@ -3868,62 +3892,6 @@ namespace
return false;
}
void postprocess(gpointer data, gpointer user_data)
{
GObject* pObject = static_cast<GObject*>(data);
if (!GTK_IS_WIDGET(pObject))
return;
OString* pHelpRoot = static_cast<OString*>(user_data);
//fixup icons
//wanted: better way to do this, e.g. make gtk use gio for
//loading from a filename and provide gio protocol handler
//for our image in a zip urls
//
//unpack the images and keep them as dirs and just
//add the paths to the gtk icon theme dir
if (GTK_IS_IMAGE(pObject))
{
GtkImage* pImage = GTK_IMAGE(pObject);
const gchar* icon_name;
gtk_image_get_icon_name(pImage, &icon_name, nullptr);
GtkIconSize size;
g_object_get(pImage, "icon-size", &size, nullptr);
if (icon_name)
{
OUString aIconName(icon_name, strlen(icon_name), RTL_TEXTENCODING_UTF8);
SvMemoryStream aMemStm;
BitmapEx aBitmap(aIconName);
vcl::PNGWriter aWriter(aBitmap);
aWriter.Write(aMemStm);
GdkPixbufLoader *pixbuf_loader = gdk_pixbuf_loader_new();
gdk_pixbuf_loader_write(pixbuf_loader, static_cast<const guchar*>(aMemStm.GetData()),
aMemStm.Seek(STREAM_SEEK_TO_END), nullptr);
gdk_pixbuf_loader_close(pixbuf_loader, nullptr);
GdkPixbuf* pixbuf = gdk_pixbuf_loader_get_pixbuf(pixbuf_loader);
gtk_image_set_from_pixbuf(pImage, pixbuf);
g_object_unref(pixbuf_loader);
}
}
//set helpids
GtkWidget* pWidget = GTK_WIDGET(pObject);
const gchar* pStr = gtk_buildable_get_name(GTK_BUILDABLE(pWidget));
size_t nLen = pStr ? strlen(pStr) : 0;
if (!nLen)
return;
OString sHelpId = *pHelpRoot + OString(pStr, nLen);
set_help_id(pWidget, sHelpId);
//hook up for extended help
const ImplSVData* pSVData = ImplGetSVData();
if (pSVData->maHelpData.mbBalloonHelp && !GTK_IS_DIALOG(pWidget))
{
gtk_widget_set_has_tooltip(pWidget, true);
g_signal_connect(pObject, "query-tooltip", G_CALLBACK(signalTooltipQuery), nullptr);
}
}
}
namespace
@@ -3961,9 +3929,84 @@ class GtkInstanceBuilder : public weld::Builder
{
private:
OUString m_sHelpRoot;
OString m_aUtf8HelpRoot;
GtkBuilder* m_pBuilder;
GSList* m_pObjectList;
GtkWidget* m_pParentWidget;
std::vector<GtkButton*> m_aMnemonicButtons;
std::vector<GtkLabel*> m_aMnemonicLabels;
void postprocess_widget(GtkWidget* pWidget)
{
//fixup icons
//wanted: better way to do this, e.g. make gtk use gio for
//loading from a filename and provide gio protocol handler
//for our image in a zip urls
//
//unpack the images and keep them as dirs and just
//add the paths to the gtk icon theme dir
if (GTK_IS_IMAGE(pWidget))
{
GtkImage* pImage = GTK_IMAGE(pWidget);
const gchar* icon_name;
gtk_image_get_icon_name(pImage, &icon_name, nullptr);
GtkIconSize size;
g_object_get(pImage, "icon-size", &size, nullptr);
if (icon_name)
{
OUString aIconName(icon_name, strlen(icon_name), RTL_TEXTENCODING_UTF8);
SvMemoryStream aMemStm;
BitmapEx aBitmap(aIconName);
vcl::PNGWriter aWriter(aBitmap);
aWriter.Write(aMemStm);
GdkPixbufLoader *pixbuf_loader = gdk_pixbuf_loader_new();
gdk_pixbuf_loader_write(pixbuf_loader, static_cast<const guchar*>(aMemStm.GetData()),
aMemStm.Seek(STREAM_SEEK_TO_END), nullptr);
gdk_pixbuf_loader_close(pixbuf_loader, nullptr);
GdkPixbuf* pixbuf = gdk_pixbuf_loader_get_pixbuf(pixbuf_loader);
gtk_image_set_from_pixbuf(pImage, pixbuf);
g_object_unref(pixbuf_loader);
}
}
//set helpids
const gchar* pStr = gtk_buildable_get_name(GTK_BUILDABLE(pWidget));
size_t nLen = pStr ? strlen(pStr) : 0;
if (!nLen)
return;
OString sHelpId = m_aUtf8HelpRoot + OString(pStr, nLen);
set_help_id(pWidget, sHelpId);
//hook up for extended help
const ImplSVData* pSVData = ImplGetSVData();
if (pSVData->maHelpData.mbBalloonHelp && !GTK_IS_DIALOG(pWidget))
{
gtk_widget_set_has_tooltip(pWidget, true);
g_signal_connect(pWidget, "query-tooltip", G_CALLBACK(signalTooltipQuery), nullptr);
}
//missing mnemonics
if (GTK_IS_BUTTON(pWidget))
{
if (gtk_button_get_use_underline(GTK_BUTTON(pWidget)))
m_aMnemonicButtons.push_back(GTK_BUTTON(pWidget));
}
else if (GTK_IS_LABEL(pWidget))
{
if (gtk_label_get_use_underline(GTK_LABEL(pWidget)))
m_aMnemonicLabels.push_back(GTK_LABEL(pWidget));
}
}
static void postprocess(gpointer data, gpointer user_data)
{
GObject* pObject = static_cast<GObject*>(data);
if (!GTK_IS_WIDGET(pObject))
return;
GtkInstanceBuilder* pThis = static_cast<GtkInstanceBuilder*>(user_data);
pThis->postprocess_widget(GTK_WIDGET(pObject));
}
public:
GtkInstanceBuilder(GtkWidget* pParent, const OUString& rUIRoot, const OUString& rUIFile)
: weld::Builder(rUIFile)
@@ -3981,10 +4024,41 @@ public:
if (nIdx != -1)
m_sHelpRoot = m_sHelpRoot.copy(0, nIdx);
m_sHelpRoot = m_sHelpRoot + OUString('/');
m_aUtf8HelpRoot = OUStringToOString(m_sHelpRoot, RTL_TEXTENCODING_UTF8);
m_pObjectList = gtk_builder_get_objects(m_pBuilder);
OString aUtf8HelpRoot(OUStringToOString(m_sHelpRoot, RTL_TEXTENCODING_UTF8));
g_slist_foreach(m_pObjectList, postprocess, &aUtf8HelpRoot);
g_slist_foreach(m_pObjectList, postprocess, this);
GenerateMissingMnemonics();
}
void GenerateMissingMnemonics()
{
MnemonicGenerator aMnemonicGenerator('_');
for (const auto a : m_aMnemonicButtons)
aMnemonicGenerator.RegisterMnemonic(get_label(a));
for (const auto a : m_aMnemonicLabels)
aMnemonicGenerator.RegisterMnemonic(get_label(a));
for (const auto a : m_aMnemonicButtons)
{
OUString aLabel(get_label(a));
OUString aNewLabel = aMnemonicGenerator.CreateMnemonic(aLabel);
if (aLabel == aNewLabel)
continue;
set_label(a, aNewLabel);
}
for (const auto a : m_aMnemonicLabels)
{
OUString aLabel(get_label(a));
OUString aNewLabel = aMnemonicGenerator.CreateMnemonic(aLabel);
if (aLabel == aNewLabel)
continue;
set_label(a, aNewLabel);
}
m_aMnemonicLabels.clear();
m_aMnemonicButtons.clear();
}
virtual ~GtkInstanceBuilder() override