weld CompressGraphicsDialog

Change-Id: I593e6f0fe2e002c75ecd367a38dda96e7e6552f9
Reviewed-on: https://gerrit.libreoffice.org/53125
Tested-by: Jenkins <ci@libreoffice.org>
Reviewed-by: Caolán McNamara <caolanm@redhat.com>
Tested-by: Caolán McNamara <caolanm@redhat.com>

2 files changed, 100 insertions, 0 deletions

diff --git a/vcl/source/app/salvtables.cxx b/vcl/source/app/salvtables.cxx
index 159fd97a4d2e..fcfcdd90618c 100644
--- a/vcl/source/app/salvtables.cxx
+++ b/vcl/source/app/salvtables.cxx
@@ -36,6 +36,7 @@
 #include <vcl/dialog.hxx>
 #include <vcl/layout.hxx>
 #include <vcl/menubtn.hxx>
+#include <vcl/slider.hxx>
 #include <vcl/tabctrl.hxx>
 #include <vcl/tabpage.hxx>
 #include <vcl/unowrap.hxx>
@@ -994,6 +995,41 @@ IMPL_LINK_NOARG(SalInstanceCheckButton, ToggleHdl, CheckBox&, void)
     signal_toggled();
 }
 
+class SalInstanceScale : public SalInstanceWidget, public virtual weld::Scale
+{
+private:
+    VclPtr<Slider> m_xScale;
+
+    DECL_LINK(SlideHdl, Slider*, void);
+public:
+    SalInstanceScale(Slider* pScale, bool bTakeOwnership)
+        : SalInstanceWidget(pScale, bTakeOwnership)
+        , m_xScale(pScale)
+    {
+        m_xScale->SetSlideHdl(LINK(this, SalInstanceScale, SlideHdl));
+    }
+
+    virtual void set_value(int value) override
+    {
+        m_xScale->SetThumbPos(value);
+    }
+
+    virtual int get_value() const override
+    {
+        return m_xScale->GetThumbPos();
+    }
+
+    virtual ~SalInstanceScale() override
+    {
+        m_xScale->SetSlideHdl(Link<Slider*, void>());
+    }
+};
+
+IMPL_LINK_NOARG(SalInstanceScale, SlideHdl, Slider*, void)
+{
+    signal_value_changed();
+}
+
 class SalInstanceEntry : public SalInstanceWidget, public virtual weld::Entry
 {
 private:
@@ -1926,6 +1962,12 @@ public:
         return pCheckButton ? new SalInstanceCheckButton(pCheckButton, bTakeOwnership) : nullptr;
     }
 
+    virtual weld::Scale* weld_scale(const OString &id, bool bTakeOwnership) override
+    {
+        Slider* pSlider = m_xBuilder->get<Slider>(id);
+        return pSlider ? new SalInstanceScale(pSlider, bTakeOwnership) : nullptr;
+    }
+
     virtual weld::Entry* weld_entry(const OString &id, bool bTakeOwnership) override
     {
         Edit* pEntry = m_xBuilder->get<Edit>(id);
diff --git a/vcl/unx/gtk3/gtk3gtkinst.cxx b/vcl/unx/gtk3/gtk3gtkinst.cxx
index 14e8af024d01..20f94158612e 100644
--- a/vcl/unx/gtk3/gtk3gtkinst.cxx
+++ b/vcl/unx/gtk3/gtk3gtkinst.cxx
@@ -2629,6 +2629,55 @@ public:
     }
 };
 
+class GtkInstanceScale : public GtkInstanceWidget, public virtual weld::Scale
+{
+private:
+    GtkScale* m_pScale;
+    gulong m_nValueChangedSignalId;
+
+    static void signalValueChanged(GtkScale*, gpointer widget)
+    {
+        GtkInstanceScale* pThis = static_cast<GtkInstanceScale*>(widget);
+        SolarMutexGuard aGuard;
+        pThis->signal_value_changed();
+    }
+
+public:
+    GtkInstanceScale(GtkScale* pScale, bool bTakeOwnership)
+        : GtkInstanceWidget(GTK_WIDGET(pScale), bTakeOwnership)
+        , m_pScale(pScale)
+        , m_nValueChangedSignalId(g_signal_connect(m_pScale, "value-changed", G_CALLBACK(signalValueChanged), this))
+    {
+    }
+
+    virtual void disable_notify_events() override
+    {
+        g_signal_handler_block(m_pScale, m_nValueChangedSignalId);
+        GtkInstanceWidget::disable_notify_events();
+    }
+
+    virtual void enable_notify_events() override
+    {
+        GtkInstanceWidget::enable_notify_events();
+        g_signal_handler_unblock(m_pScale, m_nValueChangedSignalId);
+    }
+
+    virtual void set_value(int value) override
+    {
+        gtk_range_set_value(GTK_RANGE(m_pScale), value);
+    }
+
+    virtual int get_value() const override
+    {
+        return gtk_range_get_value(GTK_RANGE(m_pScale));
+    }
+
+    virtual ~GtkInstanceScale() override
+    {
+        g_signal_handler_disconnect(m_pScale, m_nValueChangedSignalId);
+    }
+};
+
 class GtkInstanceEntry : public GtkInstanceWidget, public virtual weld::Entry
 {
 private:
@@ -4365,6 +4414,15 @@ public:
         return new GtkInstanceCheckButton(pCheckButton, bTakeOwnership);
     }
 
+    virtual weld::Scale* weld_scale(const OString &id, bool bTakeOwnership) override
+    {
+        GtkScale* pScale = GTK_SCALE(gtk_builder_get_object(m_pBuilder, id.getStr()));
+        if (!pScale)
+            return nullptr;
+        auto_add_parentless_widgets_to_container(GTK_WIDGET(pScale));
+        return new GtkInstanceScale(pScale, bTakeOwnership);
+    }
+
     virtual weld::Entry* weld_entry(const OString &id, bool bTakeOwnership) override
     {
         GtkEntry* pEntry = GTK_ENTRY(gtk_builder_get_object(m_pBuilder, id.getStr()));