svx/uiconfig/ui/compressgraphicdialog.ui |  415 +++++++++++++++----------------
 vcl/CustomTarget_qt5_moc.mk              |    1 
 vcl/CustomTarget_qt6_moc.mk              |    1 
 vcl/Library_vclplug_qt5.mk               |    1 
 vcl/Library_vclplug_qt6.mk               |    1 
 vcl/inc/qt5/QtBuilder.hxx                |    2 
 vcl/inc/qt5/QtInstanceBuilder.hxx        |    2 
 vcl/inc/qt5/QtInstanceScale.hxx          |   36 ++
 vcl/inc/qt6/QtInstanceScale.hxx          |   12 
 vcl/qt5/QtBuilder.cxx                    |   33 ++
 vcl/qt5/QtInstanceBuilder.cxx            |    9 
 vcl/qt5/QtInstanceScale.cxx              |   73 +++++
 vcl/qt6/QtInstanceScale.cxx              |   12 
 13 files changed, 385 insertions(+), 213 deletions(-)

New commits:
commit 255cbbed8bbac810889329676dc14e7a7b04f765
Author:     Michael Weghorn <m.wegh...@posteo.de>
AuthorDate: Fri Dec 20 09:42:04 2024 +0100
Commit:     Michael Weghorn <m.wegh...@posteo.de>
CommitDate: Fri Dec 20 12:07:10 2024 +0100

    tdf#130857 qt weld: Apply GtkScale/slider properties from .ui file
    
    Change-Id: I6f7de7e27ee87a5b50e38f5c763288b0e010d8f4
    Reviewed-on: https://gerrit.libreoffice.org/c/core/+/178874
    Tested-by: Jenkins
    Reviewed-by: Michael Weghorn <m.wegh...@posteo.de>

diff --git a/vcl/inc/qt5/QtBuilder.hxx b/vcl/inc/qt5/QtBuilder.hxx
index db4505902380..d962a26c983b 100644
--- a/vcl/inc/qt5/QtBuilder.hxx
+++ b/vcl/inc/qt5/QtBuilder.hxx
@@ -19,6 +19,7 @@
 #include <QtWidgets/QMenu>
 #include <QtWidgets/QMessageBox>
 #include <QtWidgets/QPushButton>
+#include <QtWidgets/QSlider>
 
 #include <rtl/ustring.hxx>
 #include <unotools/resmgr.hxx>
@@ -96,6 +97,7 @@ private:
     static void replaceWidget(QWidget* pOldWidget, QWidget* pNewWidget);
     void setProperties(QObject* obj, stringmap& rProps);
     static void setLabelProperties(QLabel& rLabel, stringmap& rProps);
+    void setScaleProperties(QSlider& rSlider, stringmap& rProps);
     void setSpinButtonProperties(QDoubleSpinBox& rSpinBox, stringmap& rProps);
     static QWidget* windowForObject(QObject* pObject);
     static QDialogButtonBox* findButtonBox(QDialog* pDialog);
diff --git a/vcl/qt5/QtBuilder.cxx b/vcl/qt5/QtBuilder.cxx
index 0146526908ce..8d37ea196caf 100644
--- a/vcl/qt5/QtBuilder.cxx
+++ b/vcl/qt5/QtBuilder.cxx
@@ -302,7 +302,9 @@ QObject* QtBuilder::makeObject(QObject* pParent, 
std::u16string_view sName, std:
     }
     else if (sName == u"GtkScale")
     {
-        pObject = new QSlider(pParentWidget);
+        QSlider* pSlider = new QSlider(pParentWidget);
+        setScaleProperties(*pSlider, rMap);
+        pObject = pSlider;
     }
     else if (sName == u"GtkSpinButton")
     {
@@ -795,6 +797,32 @@ void QtBuilder::setLabelProperties(QLabel& rLabel, 
stringmap& rProps)
     }
 }
 
+void QtBuilder::setScaleProperties(QSlider& rSlider, stringmap& rProps)
+{
+    if (!hasOrientationVertical(rProps))
+        rSlider.setOrientation(Qt::Horizontal);
+
+    auto aAdjustmentIt = rProps.find("adjustment");
+    if (aAdjustmentIt != rProps.end())
+    {
+        const Adjustment* pAdjustment = 
get_adjustment_by_name(aAdjustmentIt->second);
+        assert(pAdjustment && "referenced adjustment doesn't exist");
+        for (auto const & [ rKey, rValue ] : *pAdjustment)
+        {
+            if (rKey == u"upper")
+                rSlider.setMaximum(rValue.toInt32());
+            else if (rKey == u"lower")
+                rSlider.setMinimum(rValue.toInt32());
+            else if (rKey == "value")
+                rSlider.setValue(rValue.toInt32());
+            else if (rKey == "page-increment")
+                rSlider.setPageStep(rValue.toInt32());
+            else if (rKey == "step-increment")
+                rSlider.setSingleStep(rValue.toInt32());
+        }
+    }
+}
+
 void QtBuilder::setSpinButtonProperties(QDoubleSpinBox& rSpinBox, stringmap& 
rProps)
 {
     auto aDigitsIt = rProps.find(u"digits"_ustr);
commit 9bce3ab468b7840a0aef682ff7c2ecfff6749822
Author:     Michael Weghorn <m.wegh...@posteo.de>
AuthorDate: Thu Dec 19 21:19:31 2024 +0100
Commit:     Michael Weghorn <m.wegh...@posteo.de>
CommitDate: Fri Dec 20 12:07:04 2024 +0100

    tdf#130857 qt weld: Add QtInstanceScale
    
    QSlider [1] is the Qt equivalent for GtkScale [2],
    so use it.
    
    [1] https://doc.qt.io/qt-6/qslider.html
    [2] https://docs.gtk.org/gtk4/class.Scale.html
    
    Change-Id: I0d04b4db0b4531daba1e1110879acf85aff53aa3
    Reviewed-on: https://gerrit.libreoffice.org/c/core/+/178867
    Tested-by: Jenkins
    Reviewed-by: Michael Weghorn <m.wegh...@posteo.de>

diff --git a/vcl/CustomTarget_qt5_moc.mk b/vcl/CustomTarget_qt5_moc.mk
index b6c6ee2b51f4..17c91545cdb0 100644
--- a/vcl/CustomTarget_qt5_moc.mk
+++ b/vcl/CustomTarget_qt5_moc.mk
@@ -33,6 +33,7 @@ $(call gb_CustomTarget_get_target,vcl/qt5) : \
        $(gb_CustomTarget_workdir)/vcl/qt5/QtInstanceNotebook.moc \
        $(gb_CustomTarget_workdir)/vcl/qt5/QtInstanceProgressBar.moc \
        $(gb_CustomTarget_workdir)/vcl/qt5/QtInstanceRadioButton.moc \
+       $(gb_CustomTarget_workdir)/vcl/qt5/QtInstanceScale.moc \
        $(gb_CustomTarget_workdir)/vcl/qt5/QtInstanceScrolledWindow.moc \
        $(gb_CustomTarget_workdir)/vcl/qt5/QtInstanceSpinButton.moc \
        $(gb_CustomTarget_workdir)/vcl/qt5/QtInstanceTextView.moc \
diff --git a/vcl/CustomTarget_qt6_moc.mk b/vcl/CustomTarget_qt6_moc.mk
index 5b1c4e351143..214a17952bc4 100644
--- a/vcl/CustomTarget_qt6_moc.mk
+++ b/vcl/CustomTarget_qt6_moc.mk
@@ -33,6 +33,7 @@ $(call gb_CustomTarget_get_target,vcl/qt6) : \
        $(gb_CustomTarget_workdir)/vcl/qt6/QtInstanceNotebook.moc \
        $(gb_CustomTarget_workdir)/vcl/qt6/QtInstanceProgressBar.moc \
        $(gb_CustomTarget_workdir)/vcl/qt6/QtInstanceRadioButton.moc \
+       $(gb_CustomTarget_workdir)/vcl/qt6/QtInstanceScale.moc \
        $(gb_CustomTarget_workdir)/vcl/qt6/QtInstanceScrolledWindow.moc \
        $(gb_CustomTarget_workdir)/vcl/qt6/QtInstanceSpinButton.moc \
        $(gb_CustomTarget_workdir)/vcl/qt6/QtInstanceTextView.moc \
diff --git a/vcl/Library_vclplug_qt5.mk b/vcl/Library_vclplug_qt5.mk
index 096cb97ae889..b260c4fae083 100644
--- a/vcl/Library_vclplug_qt5.mk
+++ b/vcl/Library_vclplug_qt5.mk
@@ -119,6 +119,7 @@ $(eval $(call gb_Library_add_exception_objects,vclplug_qt5,\
     vcl/qt5/QtInstanceNotebook \
     vcl/qt5/QtInstanceProgressBar \
     vcl/qt5/QtInstanceRadioButton \
+    vcl/qt5/QtInstanceScale \
     vcl/qt5/QtInstanceScrolledWindow \
     vcl/qt5/QtInstanceSpinButton \
     vcl/qt5/QtInstanceTextView \
diff --git a/vcl/Library_vclplug_qt6.mk b/vcl/Library_vclplug_qt6.mk
index 910d6367c899..56bab58a2918 100644
--- a/vcl/Library_vclplug_qt6.mk
+++ b/vcl/Library_vclplug_qt6.mk
@@ -118,6 +118,7 @@ $(eval $(call gb_Library_add_exception_objects,vclplug_qt6,\
     vcl/qt6/QtInstanceNotebook \
     vcl/qt6/QtInstanceProgressBar \
     vcl/qt6/QtInstanceRadioButton \
+    vcl/qt6/QtInstanceScale \
     vcl/qt6/QtInstanceScrolledWindow \
     vcl/qt6/QtInstanceSpinButton \
     vcl/qt6/QtInstanceTextView \
diff --git a/vcl/inc/qt5/QtInstanceBuilder.hxx 
b/vcl/inc/qt5/QtInstanceBuilder.hxx
index 57fcfc34ba4f..4cf1a59a6b55 100644
--- a/vcl/inc/qt5/QtInstanceBuilder.hxx
+++ b/vcl/inc/qt5/QtInstanceBuilder.hxx
@@ -50,7 +50,7 @@ public:
     virtual std::unique_ptr<weld::ToggleButton> weld_toggle_button(const 
OUString& rId) override;
     virtual std::unique_ptr<weld::RadioButton> weld_radio_button(const 
OUString& rId) override;
     virtual std::unique_ptr<weld::CheckButton> weld_check_button(const 
OUString& rId) override;
-    virtual std::unique_ptr<weld::Scale> weld_scale(const OUString&) override;
+    virtual std::unique_ptr<weld::Scale> weld_scale(const OUString& rId) 
override;
     virtual std::unique_ptr<weld::ProgressBar> weld_progress_bar(const 
OUString& rId) override;
     virtual std::unique_ptr<weld::LevelBar> weld_level_bar(const OUString& 
rId) override;
     virtual std::unique_ptr<weld::Spinner> weld_spinner(const OUString&) 
override;
diff --git a/vcl/inc/qt5/QtInstanceScale.hxx b/vcl/inc/qt5/QtInstanceScale.hxx
new file mode 100644
index 000000000000..df0d55993607
--- /dev/null
+++ b/vcl/inc/qt5/QtInstanceScale.hxx
@@ -0,0 +1,36 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4; 
fill-column: 100 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ */
+
+#pragma once
+
+#include "QtInstanceWidget.hxx"
+
+#include <QtWidgets/QSlider>
+
+class QtInstanceScale : public QtInstanceWidget, public virtual weld::Scale
+{
+    Q_OBJECT
+
+    QSlider* m_pSlider;
+
+public:
+    QtInstanceScale(QSlider* pSlider);
+
+    virtual void set_value(int nValue) override;
+    virtual int get_value() const override;
+    virtual void set_range(int nMin, int nMax) override;
+
+    virtual void set_increments(int nStep, int nPage) override;
+    virtual void get_increments(int& rStep, int& rPage) const override;
+
+private Q_SLOTS:
+    void handleValueChanged();
+};
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab cinoptions=b1,g0,N-s 
cinkeys+=0=break: */
diff --git a/vcl/inc/qt6/QtInstanceScale.hxx b/vcl/inc/qt6/QtInstanceScale.hxx
new file mode 100644
index 000000000000..16ab92127b93
--- /dev/null
+++ b/vcl/inc/qt6/QtInstanceScale.hxx
@@ -0,0 +1,12 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4; 
fill-column: 100 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ */
+
+#include "../qt5/QtInstanceScale.hxx"
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab cinoptions=b1,g0,N-s 
cinkeys+=0=break: */
diff --git a/vcl/qt5/QtBuilder.cxx b/vcl/qt5/QtBuilder.cxx
index f1e5748c1fa3..0146526908ce 100644
--- a/vcl/qt5/QtBuilder.cxx
+++ b/vcl/qt5/QtBuilder.cxx
@@ -35,6 +35,7 @@
 #include <QtWidgets/QPushButton>
 #include <QtWidgets/QRadioButton>
 #include <QtWidgets/QScrollArea>
+#include <QtWidgets/QSlider>
 #include <QtWidgets/QSplitter>
 #include <QtWidgets/QTabWidget>
 #include <QtWidgets/QToolButton>
@@ -299,6 +300,10 @@ QObject* QtBuilder::makeObject(QObject* pParent, 
std::u16string_view sName, std:
         pFrame->setFrameShape(bVertical ? QFrame::VLine : QFrame::HLine);
         pObject = pFrame;
     }
+    else if (sName == u"GtkScale")
+    {
+        pObject = new QSlider(pParentWidget);
+    }
     else if (sName == u"GtkSpinButton")
     {
         QtDoubleSpinBox* pSpinBox = new QtDoubleSpinBox(pParentWidget);
diff --git a/vcl/qt5/QtInstanceBuilder.cxx b/vcl/qt5/QtInstanceBuilder.cxx
index 248c0e7a7487..afada9c8d9e0 100644
--- a/vcl/qt5/QtInstanceBuilder.cxx
+++ b/vcl/qt5/QtInstanceBuilder.cxx
@@ -28,6 +28,7 @@
 #include <QtInstanceNotebook.hxx>
 #include <QtInstanceProgressBar.hxx>
 #include <QtInstanceRadioButton.hxx>
+#include <QtInstanceScale.hxx>
 #include <QtInstanceScrolledWindow.hxx>
 #include <QtInstanceSpinButton.hxx>
 #include <QtInstanceTextView.hxx>
@@ -246,10 +247,12 @@ std::unique_ptr<weld::CheckButton> 
QtInstanceBuilder::weld_check_button(const OU
     return xRet;
 }
 
-std::unique_ptr<weld::Scale> QtInstanceBuilder::weld_scale(const OUString&)
+std::unique_ptr<weld::Scale> QtInstanceBuilder::weld_scale(const OUString& rId)
 {
-    assert(false && "Not implemented yet");
-    return nullptr;
+    QSlider* pSlider = m_xBuilder->get<QSlider>(rId);
+    std::unique_ptr<weld::Scale> xRet(pSlider ? 
std::make_unique<QtInstanceScale>(pSlider)
+                                              : nullptr);
+    return xRet;
 }
 
 std::unique_ptr<weld::ProgressBar> QtInstanceBuilder::weld_progress_bar(const 
OUString& rId)
diff --git a/vcl/qt5/QtInstanceScale.cxx b/vcl/qt5/QtInstanceScale.cxx
new file mode 100644
index 000000000000..fe5f832e3dba
--- /dev/null
+++ b/vcl/qt5/QtInstanceScale.cxx
@@ -0,0 +1,73 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4; 
fill-column: 100 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ */
+
+#include <QtInstanceScale.hxx>
+#include <QtInstanceScale.moc>
+
+QtInstanceScale::QtInstanceScale(QSlider* pSlider)
+    : QtInstanceWidget(pSlider)
+    , m_pSlider(pSlider)
+{
+    assert(m_pSlider);
+    connect(m_pSlider, &QSlider::valueChanged, this, 
&QtInstanceScale::handleValueChanged);
+}
+
+void QtInstanceScale::set_value(int nValue)
+{
+    SolarMutexGuard g;
+
+    GetQtInstance().RunInMainThread([&] { m_pSlider->setValue(nValue); });
+}
+
+int QtInstanceScale::get_value() const
+{
+    SolarMutexGuard g;
+
+    int nValue;
+    GetQtInstance().RunInMainThread([&] { nValue = m_pSlider->value(); });
+
+    return nValue;
+}
+
+void QtInstanceScale::set_range(int nMin, int nMax)
+{
+    SolarMutexGuard g;
+
+    GetQtInstance().RunInMainThread([&] {
+        m_pSlider->setMinimum(nMin);
+        m_pSlider->setMaximum(nMax);
+    });
+}
+
+void QtInstanceScale::set_increments(int nStep, int nPage)
+{
+    SolarMutexGuard g;
+
+    GetQtInstance().RunInMainThread([&] {
+        m_pSlider->setSingleStep(nStep);
+        m_pSlider->setPageStep(nPage);
+    });
+}
+void QtInstanceScale::get_increments(int& rStep, int& rPage) const
+{
+    SolarMutexGuard g;
+
+    GetQtInstance().RunInMainThread([&] {
+        rStep = m_pSlider->singleStep();
+        rPage = m_pSlider->pageStep();
+    });
+}
+
+void QtInstanceScale::handleValueChanged()
+{
+    SolarMutexGuard aGuard;
+    signal_value_changed();
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab cinoptions=b1,g0,N-s 
cinkeys+=0=break: */
diff --git a/vcl/qt6/QtInstanceScale.cxx b/vcl/qt6/QtInstanceScale.cxx
new file mode 100644
index 000000000000..c7017117ff9f
--- /dev/null
+++ b/vcl/qt6/QtInstanceScale.cxx
@@ -0,0 +1,12 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4; 
fill-column: 100 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ */
+
+#include "../qt5/QtInstanceScale.cxx"
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab cinoptions=b1,g0,N-s 
cinkeys+=0=break: */
commit f4523f671038d8dd7bce30ae90f8ab2f0337de92
Author:     Michael Weghorn <m.wegh...@posteo.de>
AuthorDate: Fri Dec 20 09:05:18 2024 +0100
Commit:     Michael Weghorn <m.wegh...@posteo.de>
CommitDate: Fri Dec 20 12:06:59 2024 +0100

    svx: Resave compressgraphicdialog.ui with glade 3.40
    
    To trigger the dialog, right-click on an image in Writer
    and select the "Compress" context menu entry.
    
    Change-Id: Ib0c11475c1cf50762f02f4f6cd0b1e14588a66c6
    Reviewed-on: https://gerrit.libreoffice.org/c/core/+/178866
    Tested-by: Jenkins
    Reviewed-by: Michael Weghorn <m.wegh...@posteo.de>

diff --git a/svx/uiconfig/ui/compressgraphicdialog.ui 
b/svx/uiconfig/ui/compressgraphicdialog.ui
index 511b3355041f..397f4af5afdc 100644
--- a/svx/uiconfig/ui/compressgraphicdialog.ui
+++ b/svx/uiconfig/ui/compressgraphicdialog.ui
@@ -1,75 +1,75 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<!-- Generated with glade 3.20.4 -->
+<!-- Generated with glade 3.40.0 -->
 <interface domain="svx">
   <requires lib="gtk+" version="3.20"/>
-  <object class="GtkAdjustment" id="compression-adjustment-spin">
+  <object class="GtkAdjustment" id="compression-adjustment-scale">
     <property name="lower">1</property>
     <property name="upper">9</property>
     <property name="value">6</property>
-    <property name="step_increment">1</property>
-    <property name="page_increment">1</property>
+    <property name="step-increment">1</property>
+    <property name="page-increment">1</property>
   </object>
-  <object class="GtkAdjustment" id="compression-adjustment-scale">
+  <object class="GtkAdjustment" id="compression-adjustment-spin">
     <property name="lower">1</property>
     <property name="upper">9</property>
     <property name="value">6</property>
-    <property name="step_increment">1</property>
-    <property name="page_increment">1</property>
+    <property name="step-increment">1</property>
+    <property name="page-increment">1</property>
   </object>
   <object class="GtkAdjustment" id="height-adjustment">
     <property name="lower">1</property>
     <property name="upper">20000</property>
     <property name="value">1</property>
-    <property name="step_increment">100</property>
-    <property name="page_increment">100</property>
+    <property name="step-increment">100</property>
+    <property name="page-increment">100</property>
   </object>
-  <object class="GtkAdjustment" id="quality-adjustment-spin">
+  <object class="GtkAdjustment" id="quality-adjustment-scale">
     <property name="lower">1</property>
     <property name="upper">99</property>
     <property name="value">80</property>
-    <property name="step_increment">1</property>
-    <property name="page_increment">5</property>
+    <property name="step-increment">1</property>
+    <property name="page-increment">5</property>
   </object>
-  <object class="GtkAdjustment" id="quality-adjustment-scale">
+  <object class="GtkAdjustment" id="quality-adjustment-spin">
     <property name="lower">1</property>
     <property name="upper">99</property>
     <property name="value">80</property>
-    <property name="step_increment">1</property>
-    <property name="page_increment">5</property>
+    <property name="step-increment">1</property>
+    <property name="page-increment">5</property>
   </object>
   <object class="GtkAdjustment" id="width-adjustment">
     <property name="lower">1</property>
     <property name="upper">20000</property>
     <property name="value">1</property>
-    <property name="step_increment">100</property>
-    <property name="page_increment">100</property>
+    <property name="step-increment">100</property>
+    <property name="page-increment">100</property>
   </object>
   <object class="GtkDialog" id="CompressGraphicDialog">
-    <property name="can_focus">False</property>
-    <property name="border_width">6</property>
+    <property name="can-focus">False</property>
+    <property name="border-width">6</property>
     <property name="title" translatable="yes" 
context="compressgraphicdialog|CompressGraphicDialog">Compress Image</property>
     <property name="resizable">False</property>
     <property name="modal">True</property>
-    <property name="default_width">0</property>
-    <property name="default_height">9</property>
-    <property name="type_hint">dialog</property>
+    <property name="default-width">0</property>
+    <property name="default-height">9</property>
+    <property name="type-hint">dialog</property>
     <child internal-child="vbox">
       <object class="GtkBox" id="dialog-vbox1">
-        <property name="can_focus">False</property>
+        <property name="can-focus">False</property>
         <property name="orientation">vertical</property>
         <property name="spacing">12</property>
         <child internal-child="action_area">
           <object class="GtkButtonBox" id="dialog-action_area1">
-            <property name="can_focus">False</property>
-            <property name="layout_style">end</property>
+            <property name="can-focus">False</property>
+            <property name="layout-style">end</property>
             <child>
               <object class="GtkButton" id="ok">
                 <property name="label" translatable="yes" 
context="stock">_OK</property>
                 <property name="visible">True</property>
-                <property name="can_focus">True</property>
-                <property name="can_default">True</property>
-                <property name="has_default">True</property>
-                <property name="receives_default">True</property>
+                <property name="can-focus">True</property>
+                <property name="can-default">True</property>
+                <property name="has-default">True</property>
+                <property name="receives-default">True</property>
                 <property name="use-underline">True</property>
               </object>
               <packing>
@@ -82,8 +82,8 @@
               <object class="GtkButton" id="cancel">
                 <property name="label" translatable="yes" 
context="stock">_Cancel</property>
                 <property name="visible">True</property>
-                <property name="can_focus">True</property>
-                <property name="receives_default">True</property>
+                <property name="can-focus">True</property>
+                <property name="receives-default">True</property>
                 <property name="use-underline">True</property>
               </object>
               <packing>
@@ -96,8 +96,8 @@
               <object class="GtkButton" id="help">
                 <property name="label" translatable="yes" 
context="stock">_Help</property>
                 <property name="visible">True</property>
-                <property name="can_focus">True</property>
-                <property name="receives_default">True</property>
+                <property name="can-focus">True</property>
+                <property name="receives-default">True</property>
                 <property name="use-underline">True</property>
               </object>
               <packing>
@@ -111,43 +111,43 @@
           <packing>
             <property name="expand">False</property>
             <property name="fill">True</property>
-            <property name="pack_type">end</property>
+            <property name="pack-type">end</property>
             <property name="position">0</property>
           </packing>
         </child>
         <child>
-          <!-- n-columns=1 n-rows=1 -->
+          <!-- n-columns=2 n-rows=2 -->
           <object class="GtkGrid">
             <property name="visible">True</property>
-            <property name="can_focus">False</property>
-            <property name="row_spacing">6</property>
-            <property name="column_spacing">12</property>
+            <property name="can-focus">False</property>
+            <property name="row-spacing">6</property>
+            <property name="column-spacing">12</property>
             <child>
               <object class="GtkFrame" id="frame2">
                 <property name="visible">True</property>
-                <property name="can_focus">False</property>
+                <property name="can-focus">False</property>
                 <property name="valign">start</property>
-                <property name="label_xalign">0</property>
-                <property name="shadow_type">none</property>
+                <property name="label-xalign">0</property>
+                <property name="shadow-type">none</property>
                 <child>
-                  <!-- n-columns=1 n-rows=1 -->
+                  <!-- n-columns=1 n-rows=4 -->
                   <object class="GtkGrid" id="grid2">
                     <property name="visible">True</property>
-                    <property name="can_focus">False</property>
-                    <property name="hexpand">True</property>
-                    <property name="row_spacing">6</property>
-                    <property name="column_spacing">6</property>
+                    <property name="can-focus">False</property>
                     <property name="margin-start">12</property>
                     <property name="margin-top">6</property>
+                    <property name="hexpand">True</property>
+                    <property name="row-spacing">6</property>
+                    <property name="column-spacing">6</property>
                     <child>
                       <object class="GtkRadioButton" id="radio-jpeg">
                         <property name="label" translatable="yes" 
context="compressgraphicdialog|radio-jpeg">JPEG Quality</property>
                         <property name="visible">True</property>
-                        <property name="can_focus">True</property>
-                        <property name="receives_default">False</property>
-                        <property name="tooltip_text" translatable="yes" 
context="compressgraphicdialog|radio-jpeg|tooltip_text">Lossy 
compression</property>
-                        <property name="use_underline">True</property>
-                        <property name="draw_indicator">True</property>
+                        <property name="can-focus">True</property>
+                        <property name="receives-default">False</property>
+                        <property name="tooltip-text" translatable="yes" 
context="compressgraphicdialog|radio-jpeg|tooltip_text">Lossy 
compression</property>
+                        <property name="use-underline">True</property>
+                        <property name="draw-indicator">True</property>
                         <property name="group">radio-lossless</property>
                         <accessibility>
                           <relation type="label-for" target="scale-quality"/>
@@ -155,127 +155,127 @@
                         </accessibility>
                       </object>
                       <packing>
-                        <property name="left_attach">0</property>
-                        <property name="top_attach">0</property>
+                        <property name="left-attach">0</property>
+                        <property name="top-attach">0</property>
                       </packing>
                     </child>
                     <child>
                       <object class="GtkRadioButton" id="radio-lossless">
                         <property name="label" translatable="yes" 
context="compressgraphicdialog|radio-lossless">PNG Compression</property>
                         <property name="visible">True</property>
-                        <property name="can_focus">True</property>
-                        <property name="receives_default">False</property>
-                        <property name="tooltip_text" translatable="yes" 
context="compressgraphicdialog|radio-lossless|tooltip_text">Lossless 
compression</property>
-                        <property name="use_underline">True</property>
+                        <property name="can-focus">True</property>
+                        <property name="receives-default">False</property>
+                        <property name="tooltip-text" translatable="yes" 
context="compressgraphicdialog|radio-lossless|tooltip_text">Lossless 
compression</property>
+                        <property name="use-underline">True</property>
                         <property name="active">True</property>
-                        <property name="draw_indicator">True</property>
+                        <property name="draw-indicator">True</property>
                         <accessibility>
                           <relation type="label-for" 
target="scale-compression"/>
                           <relation type="label-for" 
target="spin-compression"/>
                         </accessibility>
                       </object>
                       <packing>
-                        <property name="left_attach">0</property>
-                        <property name="top_attach">2</property>
+                        <property name="left-attach">0</property>
+                        <property name="top-attach">2</property>
                       </packing>
                     </child>
                     <child>
-                      <!-- n-columns=1 n-rows=1 -->
+                      <!-- n-columns=2 n-rows=1 -->
                       <object class="GtkGrid">
                         <property name="visible">True</property>
-                        <property name="can_focus">False</property>
-                        <property name="column_spacing">6</property>
+                        <property name="can-focus">False</property>
                         <property name="margin-start">12</property>
+                        <property name="column-spacing">6</property>
                         <child>
                           <object class="GtkScale" id="scale-quality">
-                            <property name="width_request">150</property>
+                            <property name="width-request">150</property>
                             <property name="visible">True</property>
-                            <property name="can_focus">True</property>
+                            <property name="can-focus">True</property>
                             <property name="hexpand">True</property>
                             <property 
name="adjustment">quality-adjustment-scale</property>
                             <property name="digits">0</property>
-                            <property name="draw_value">False</property>
-                            <property name="value_pos">right</property>
+                            <property name="draw-value">False</property>
+                            <property name="value-pos">right</property>
                             <accessibility>
                               <relation type="labelled-by" 
target="radio-jpeg"/>
                             </accessibility>
                           </object>
                           <packing>
-                            <property name="left_attach">0</property>
-                            <property name="top_attach">0</property>
+                            <property name="left-attach">0</property>
+                            <property name="top-attach">0</property>
                           </packing>
                         </child>
                         <child>
                           <object class="GtkSpinButton" id="spin-quality">
                             <property name="visible">True</property>
-                            <property name="can_focus">True</property>
-                            <property name="activates_default">True</property>
+                            <property name="can-focus">True</property>
+                            <property name="activates-default">True</property>
+                            <property name="truncate-multiline">True</property>
                             <property 
name="adjustment">quality-adjustment-spin</property>
                             <property name="numeric">True</property>
-                            <property name="truncate-multiline">True</property>
                             <accessibility>
                               <relation type="labelled-by" 
target="radio-jpeg"/>
                             </accessibility>
                           </object>
                           <packing>
-                            <property name="left_attach">1</property>
-                            <property name="top_attach">0</property>
+                            <property name="left-attach">1</property>
+                            <property name="top-attach">0</property>
                           </packing>
                         </child>
                       </object>
                       <packing>
-                        <property name="left_attach">0</property>
-                        <property name="top_attach">1</property>
+                        <property name="left-attach">0</property>
+                        <property name="top-attach">1</property>
                       </packing>
                     </child>
                     <child>
-                      <!-- n-columns=1 n-rows=1 -->
+                      <!-- n-columns=2 n-rows=1 -->
                       <object class="GtkGrid">
                         <property name="visible">True</property>
-                        <property name="can_focus">False</property>
-                        <property name="column_spacing">6</property>
+                        <property name="can-focus">False</property>
                         <property name="margin-start">12</property>
+                        <property name="column-spacing">6</property>
                         <child>
                           <object class="GtkScale" id="scale-compression">
-                            <property name="width_request">150</property>
+                            <property name="width-request">150</property>
                             <property name="visible">True</property>
-                            <property name="can_focus">True</property>
+                            <property name="can-focus">True</property>
                             <property 
name="adjustment">compression-adjustment-scale</property>
                             <property name="digits">0</property>
-                            <property name="draw_value">False</property>
-                            <property name="value_pos">right</property>
+                            <property name="draw-value">False</property>
+                            <property name="value-pos">right</property>
                             <accessibility>
                               <relation type="labelled-by" 
target="radio-lossless"/>
                             </accessibility>
                           </object>
                           <packing>
-                            <property name="left_attach">0</property>
-                            <property name="top_attach">0</property>
+                            <property name="left-attach">0</property>
+                            <property name="top-attach">0</property>
                           </packing>
                         </child>
                         <child>
                           <object class="GtkSpinButton" id="spin-compression">
                             <property name="visible">True</property>
-                            <property name="can_focus">True</property>
-                            <property name="activates_default">True</property>
+                            <property name="can-focus">True</property>
+                            <property name="activates-default">True</property>
                             <property name="text">6</property>
+                            <property name="truncate-multiline">True</property>
                             <property 
name="adjustment">compression-adjustment-spin</property>
                             <property name="numeric">True</property>
                             <property name="value">6</property>
-                            <property name="truncate-multiline">True</property>
                             <accessibility>
                               <relation type="labelled-by" 
target="radio-lossless"/>
                             </accessibility>
                           </object>
                           <packing>
-                            <property name="left_attach">1</property>
-                            <property name="top_attach">0</property>
+                            <property name="left-attach">1</property>
+                            <property name="top-attach">0</property>
                           </packing>
                         </child>
                       </object>
                       <packing>
-                        <property name="left_attach">0</property>
-                        <property name="top_attach">3</property>
+                        <property name="left-attach">0</property>
+                        <property name="top-attach">3</property>
                       </packing>
                     </child>
                   </object>
@@ -283,7 +283,7 @@
                 <child type="label">
                   <object class="GtkLabel" id="label2">
                     <property name="visible">True</property>
-                    <property name="can_focus">False</property>
+                    <property name="can-focus">False</property>
                     <property name="label" translatable="yes" 
context="compressgraphicdialog|label2">Compression</property>
                     <attributes>
                       <attribute name="weight" value="bold"/>
@@ -292,138 +292,138 @@
                 </child>
               </object>
               <packing>
-                <property name="left_attach">0</property>
-                <property name="top_attach">0</property>
+                <property name="left-attach">0</property>
+                <property name="top-attach">0</property>
               </packing>
             </child>
             <child>
               <object class="GtkFrame" id="frame3">
                 <property name="visible">True</property>
-                <property name="can_focus">False</property>
-                <property name="label_xalign">0</property>
-                <property name="shadow_type">none</property>
+                <property name="can-focus">False</property>
+                <property name="label-xalign">0</property>
+                <property name="shadow-type">none</property>
                 <child>
-                  <!-- n-columns=1 n-rows=1 -->
+                  <!-- n-columns=3 n-rows=5 -->
                   <object class="GtkGrid">
                     <property name="visible">True</property>
-                    <property name="can_focus">False</property>
+                    <property name="can-focus">False</property>
                     <property name="valign">start</property>
-                    <property name="row_spacing">6</property>
-                    <property name="column_spacing">12</property>
                     <property name="margin-start">12</property>
                     <property name="margin-top">6</property>
+                    <property name="row-spacing">6</property>
+                    <property name="column-spacing">12</property>
                     <child>
                       <object class="GtkCheckButton" 
id="checkbox-change-resolution">
                         <property name="label" translatable="yes" 
context="compressgraphicdialog|checkbox-change-resolution">Change image 
resolution to:</property>
                         <property name="visible">True</property>
-                        <property name="can_focus">True</property>
-                        <property name="receives_default">False</property>
-                        <property name="use_underline">True</property>
-                        <property name="draw_indicator">True</property>
+                        <property name="can-focus">True</property>
+                        <property name="receives-default">False</property>
+                        <property name="use-underline">True</property>
+                        <property name="draw-indicator">True</property>
                       </object>
                       <packing>
-                        <property name="left_attach">0</property>
-                        <property name="top_attach">0</property>
+                        <property name="left-attach">0</property>
+                        <property name="top-attach">0</property>
                         <property name="width">3</property>
                       </packing>
                     </child>
                     <child>
                       <object class="GtkLabel" id="label3">
                         <property name="visible">True</property>
-                        <property name="can_focus">False</property>
+                        <property name="can-focus">False</property>
                         <property name="label" translatable="yes" 
context="compressgraphicdialog|label3">Width:</property>
-                        <property name="use_underline">True</property>
-                        <property 
name="mnemonic_widget">spin-new-width</property>
-                        <property name="width_chars">14</property>
+                        <property name="use-underline">True</property>
+                        <property 
name="mnemonic-widget">spin-new-width</property>
+                        <property name="width-chars">14</property>
                         <property name="xalign">1</property>
                       </object>
                       <packing>
-                        <property name="left_attach">0</property>
-                        <property name="top_attach">1</property>
+                        <property name="left-attach">0</property>
+                        <property name="top-attach">1</property>
                       </packing>
                     </child>
                     <child>
                       <object class="GtkLabel" id="label4">
                         <property name="visible">True</property>
-                        <property name="can_focus">False</property>
+                        <property name="can-focus">False</property>
                         <property name="label" translatable="yes" 
context="compressgraphicdialog|label4">Height:</property>
-                        <property name="use_underline">True</property>
-                        <property 
name="mnemonic_widget">spin-new-height</property>
-                        <property name="width_chars">14</property>
+                        <property name="use-underline">True</property>
+                        <property 
name="mnemonic-widget">spin-new-height</property>
+                        <property name="width-chars">14</property>
                         <property name="xalign">1</property>
                       </object>
                       <packing>
-                        <property name="left_attach">0</property>
-                        <property name="top_attach">2</property>
+                        <property name="left-attach">0</property>
+                        <property name="top-attach">2</property>
                       </packing>
                     </child>
                     <child>
                       <object class="GtkLabel" id="label5">
                         <property name="visible">True</property>
-                        <property name="can_focus">False</property>
+                        <property name="can-focus">False</property>
                         <property name="label" translatable="yes" 
context="compressgraphicdialog|label5">Resolution:</property>
-                        <property name="use_underline">True</property>
-                        <property 
name="mnemonic_widget">combo-resolution</property>
-                        <property name="width_chars">14</property>
+                        <property name="use-underline">True</property>
+                        <property 
name="mnemonic-widget">combo-resolution</property>
+                        <property name="width-chars">14</property>
                         <property name="xalign">1</property>
                       </object>
                       <packing>
-                        <property name="left_attach">0</property>
-                        <property name="top_attach">3</property>
+                        <property name="left-attach">0</property>
+                        <property name="top-attach">3</property>
                       </packing>
                     </child>
                     <child>
                       <object class="GtkLabel" id="label12">
                         <property name="visible">True</property>
-                        <property name="can_focus">False</property>
+                        <property name="can-focus">False</property>
                         <property name="label" translatable="yes" 
context="compressgraphicdialog|label12">Interpolation:</property>
-                        <property name="use_underline">True</property>
-                        <property 
name="mnemonic_widget">interpolation-method-combo</property>
-                        <property name="width_chars">14</property>
+                        <property name="use-underline">True</property>
+                        <property 
name="mnemonic-widget">interpolation-method-combo</property>
+                        <property name="width-chars">14</property>
                         <property name="xalign">1</property>
                       </object>
                       <packing>
-                        <property name="left_attach">0</property>
-                        <property name="top_attach">4</property>
+                        <property name="left-attach">0</property>
+                        <property name="top-attach">4</property>
                       </packing>
                     </child>
                     <child>
                       <object class="GtkSpinButton" id="spin-new-width">
                         <property name="visible">True</property>
-                        <property name="can_focus">True</property>
-                        <property name="activates_default">True</property>
+                        <property name="can-focus">True</property>
+                        <property name="activates-default">True</property>
                         <property name="text">1</property>
+                        <property name="truncate-multiline">True</property>
                         <property name="adjustment">width-adjustment</property>
                         <property name="numeric">True</property>
-                        <property name="truncate-multiline">True</property>
                         <property name="value">1</property>
                       </object>
                       <packing>
-                        <property name="left_attach">1</property>
-                        <property name="top_attach">1</property>
+                        <property name="left-attach">1</property>
+                        <property name="top-attach">1</property>
                       </packing>
                     </child>
                     <child>
                       <object class="GtkSpinButton" id="spin-new-height">
                         <property name="visible">True</property>
-                        <property name="can_focus">True</property>
-                        <property name="activates_default">True</property>
+                        <property name="can-focus">True</property>
+                        <property name="activates-default">True</property>
                         <property name="text">1</property>
+                        <property name="truncate-multiline">True</property>
                         <property 
name="adjustment">height-adjustment</property>
                         <property name="numeric">True</property>
-                        <property name="truncate-multiline">True</property>
                         <property name="value">1</property>
                       </object>
                       <packing>
-                        <property name="left_attach">1</property>
-                        <property name="top_attach">2</property>
+                        <property name="left-attach">1</property>
+                        <property name="top-attach">2</property>
                       </packing>
                     </child>
                     <child>
                       <object class="GtkComboBoxText" id="combo-resolution">
                         <property name="visible">True</property>
-                        <property name="can_focus">False</property>
-                        <property name="has_entry">True</property>
+                        <property name="can-focus">False</property>
+                        <property name="has-entry">True</property>
                         <items>
                           <item>96</item>
                           <item>150</item>
@@ -433,21 +433,21 @@
                         </items>
                         <child internal-child="entry">
                           <object class="GtkEntry">
-                            <property name="can_focus">True</property>
+                            <property name="can-focus">True</property>
+                            <property name="activates-default">True</property>
                             <property name="truncate-multiline">True</property>
-                            <property name="activates_default">True</property>
                           </object>
                         </child>
                       </object>
                       <packing>
-                        <property name="left_attach">1</property>
-                        <property name="top_attach">3</property>
+                        <property name="left-attach">1</property>
+                        <property name="top-attach">3</property>
                       </packing>
                     </child>
                     <child>
                       <object class="GtkComboBoxText" 
id="interpolation-method-combo">
                         <property name="visible">True</property>
-                        <property name="can_focus">False</property>
+                        <property name="can-focus">False</property>
                         <items>
                           <item translatable="yes" 
context="compressgraphicdialog|interpolation-method-store">None</item>
                           <item translatable="yes" 
context="compressgraphicdialog|interpolation-method-store">Bilinear</item>
@@ -456,44 +456,44 @@
                         </items>
                       </object>
                       <packing>
-                        <property name="left_attach">1</property>
-                        <property name="top_attach">4</property>
+                        <property name="left-attach">1</property>
+                        <property name="top-attach">4</property>
                       </packing>
                     </child>
                     <child>
                       <object class="GtkLabel" id="label13">
                         <property name="visible">True</property>
-                        <property name="can_focus">False</property>
+                        <property name="can-focus">False</property>
                         <property name="label" translatable="yes" 
context="compressgraphicdialog|label13">px</property>
                         <property name="xalign">0</property>
                       </object>
                       <packing>
-                        <property name="left_attach">2</property>
-                        <property name="top_attach">1</property>
+                        <property name="left-attach">2</property>
+                        <property name="top-attach">1</property>
                       </packing>
                     </child>
                     <child>
                       <object class="GtkLabel" id="label14">
                         <property name="visible">True</property>
-                        <property name="can_focus">False</property>
+                        <property name="can-focus">False</property>
                         <property name="label" translatable="yes" 
context="compressgraphicdialog|label14">px</property>
                         <property name="xalign">0</property>
                       </object>
                       <packing>
-                        <property name="left_attach">2</property>
-                        <property name="top_attach">2</property>
+                        <property name="left-attach">2</property>
+                        <property name="top-attach">2</property>
                       </packing>
                     </child>
                     <child>
                       <object class="GtkLabel" id="label16">
                         <property name="visible">True</property>
-                        <property name="can_focus">False</property>
+                        <property name="can-focus">False</property>
                         <property name="label" translatable="yes" 
context="compressgraphicdialog|label16">DPI</property>
                         <property name="xalign">0</property>
                       </object>
                       <packing>
-                        <property name="left_attach">2</property>
-                        <property name="top_attach">3</property>
+                        <property name="left-attach">2</property>
+                        <property name="top-attach">3</property>
                       </packing>
                     </child>
                     <child>
@@ -504,7 +504,7 @@
                 <child type="label">
                   <object class="GtkLabel" id="label22">
                     <property name="visible">True</property>
-                    <property name="can_focus">False</property>
+                    <property name="can-focus">False</property>
                     <property name="label" translatable="yes" 
context="compressgraphicdialog|label22">Resolution</property>
                     <attributes>
                       <attribute name="weight" value="bold"/>
@@ -513,46 +513,46 @@
                 </child>
               </object>
               <packing>
-                <property name="left_attach">1</property>
-                <property name="top_attach">0</property>
+                <property name="left-attach">1</property>
+                <property name="top-attach">0</property>
               </packing>
             </child>
             <child>
               <object class="GtkFrame" id="frame1">
                 <property name="visible">True</property>
-                <property name="can_focus">False</property>
-                <property name="label_xalign">0</property>
-                <property name="shadow_type">none</property>
+                <property name="can-focus">False</property>
+                <property name="label-xalign">0</property>
+                <property name="shadow-type">none</property>
                 <child>
-                  <!-- n-columns=1 n-rows=1 -->
+                  <!-- n-columns=2 n-rows=5 -->
                   <object class="GtkGrid" id="grid1">
                     <property name="visible">True</property>
-                    <property name="can_focus">False</property>
+                    <property name="can-focus">False</property>
                     <property name="valign">start</property>
-                    <property name="row_spacing">6</property>
-                    <property name="column_spacing">6</property>
                     <property name="margin-start">16</property>
                     <property name="margin-top">6</property>
+                    <property name="row-spacing">6</property>
+                    <property name="column-spacing">6</property>
                     <child>
                       <object class="GtkLabel" id="label15">
                         <property name="visible">True</property>
-                        <property name="can_focus">False</property>
+                        <property name="can-focus">False</property>
                         <property name="label" translatable="yes" 
context="compressgraphicdialog|label15">Type:</property>
-                        <property name="single_line_mode">True</property>
+                        <property name="single-line-mode">True</property>
                         <property name="xalign">0</property>
                         <accessibility>
                           <relation type="label-for" 
target="label-graphic-type"/>
                         </accessibility>
                       </object>
                       <packing>
-                        <property name="left_attach">0</property>
-                        <property name="top_attach">0</property>
+                        <property name="left-attach">0</property>
+                        <property name="top-attach">0</property>
                       </packing>
                     </child>
                     <child>
                       <object class="GtkLabel" id="label-graphic-type">
                         <property name="visible">True</property>
-                        <property name="can_focus">False</property>
+                        <property name="can-focus">False</property>
                         <property name="hexpand">True</property>
                         <property name="label">???</property>
                         <property name="xalign">0</property>
@@ -561,30 +561,30 @@
                         </accessibility>
                       </object>
                       <packing>
-                        <property name="left_attach">1</property>
-                        <property name="top_attach">0</property>
+                        <property name="left-attach">1</property>
+                        <property name="top-attach">0</property>
                       </packing>
                     </child>
                     <child>
                       <object class="GtkLabel" id="label7">
                         <property name="visible">True</property>
-                        <property name="can_focus">False</property>
+                        <property name="can-focus">False</property>
                         <property name="label" translatable="yes" 
context="compressgraphicdialog|label7">Actual dimensions:</property>
-                        <property name="single_line_mode">True</property>
+                        <property name="single-line-mode">True</property>
                         <property name="xalign">0</property>
                         <accessibility>
                           <relation type="label-for" 
target="label-original-size"/>
                         </accessibility>
                       </object>
                       <packing>
-                        <property name="left_attach">0</property>
-                        <property name="top_attach">1</property>
+                        <property name="left-attach">0</property>
+                        <property name="top-attach">1</property>
                       </packing>
                     </child>
                     <child>
                       <object class="GtkLabel" id="label-original-size">
                         <property name="visible">True</property>
-                        <property name="can_focus">False</property>
+                        <property name="can-focus">False</property>
                         <property name="hexpand">True</property>
                         <property name="label">???</property>
                         <property name="xalign">0</property>
@@ -593,14 +593,14 @@
                         </accessibility>
                       </object>
                       <packing>
-                        <property name="left_attach">1</property>
-                        <property name="top_attach">1</property>
+                        <property name="left-attach">1</property>
+                        <property name="top-attach">1</property>
                       </packing>
                     </child>
                     <child>
                       <object class="GtkLabel" id="label8">
                         <property name="visible">True</property>
-                        <property name="can_focus">False</property>
+                        <property name="can-focus">False</property>
                         <property name="label" translatable="yes" 
context="compressgraphicdialog|label8">Apparent dimensions:</property>
                         <property name="xalign">0</property>
                         <accessibility>
@@ -608,14 +608,14 @@
                         </accessibility>
                       </object>
                       <packing>
-                        <property name="left_attach">0</property>
-                        <property name="top_attach">2</property>
+                        <property name="left-attach">0</property>
+                        <property name="top-attach">2</property>
                       </packing>
                     </child>
                     <child>
                       <object class="GtkLabel" id="label-view-size">
                         <property name="visible">True</property>
-                        <property name="can_focus">False</property>
+                        <property name="can-focus">False</property>
                         <property name="hexpand">True</property>
                         <property name="label">???</property>
                         <property name="xalign">0</property>
@@ -624,14 +624,14 @@
                         </accessibility>
                       </object>
                       <packing>
-                        <property name="left_attach">1</property>
-                        <property name="top_attach">2</property>
+                        <property name="left-attach">1</property>
+                        <property name="top-attach">2</property>
                       </packing>
                     </child>
                     <child>
                       <object class="GtkLabel" id="label9">
                         <property name="visible">True</property>
-                        <property name="can_focus">False</property>
+                        <property name="can-focus">False</property>
                         <property name="label" translatable="yes" 
context="compressgraphicdialog|label9">Image size:</property>
                         <property name="xalign">0</property>
                         <accessibility>
@@ -639,14 +639,14 @@
                         </accessibility>
                       </object>
                       <packing>
-                        <property name="left_attach">0</property>
-                        <property name="top_attach">3</property>
+                        <property name="left-attach">0</property>
+                        <property name="top-attach">3</property>
                       </packing>
                     </child>
                     <child>
                       <object class="GtkLabel" id="label-image-capacity">
                         <property name="visible">True</property>
-                        <property name="can_focus">False</property>
+                        <property name="can-focus">False</property>
                         <property name="hexpand">True</property>
                         <property name="label">???</property>
                         <property name="xalign">0</property>
@@ -655,30 +655,30 @@
                         </accessibility>
                       </object>
                       <packing>
-                        <property name="left_attach">1</property>
-                        <property name="top_attach">3</property>
+                        <property name="left-attach">1</property>
+                        <property name="top-attach">3</property>
                       </packing>
                     </child>
                     <child>
                       <object class="GtkButton" id="calculate">
                         <property name="label" translatable="yes" 
context="compressgraphicdialog|calculate">Calculate New Size:</property>
                         <property name="visible">True</property>
-                        <property name="can_focus">True</property>
-                        <property name="receives_default">True</property>
+                        <property name="can-focus">True</property>
+                        <property name="receives-default">True</property>
                         <property name="halign">start</property>
                         <accessibility>
                           <relation type="label-for" 
target="label-new-capacity"/>
                         </accessibility>
                       </object>
                       <packing>
-                        <property name="left_attach">0</property>
-                        <property name="top_attach">4</property>
+                        <property name="left-attach">0</property>
+                        <property name="top-attach">4</property>
                       </packing>
                     </child>
                     <child>
                       <object class="GtkLabel" id="label-new-capacity">
                         <property name="visible">True</property>
-                        <property name="can_focus">False</property>
+                        <property name="can-focus">False</property>
                         <property name="hexpand">True</property>
                         <property name="label">???</property>
                         <property name="xalign">0</property>
@@ -687,8 +687,8 @@
                         </accessibility>
                       </object>
                       <packing>
-                        <property name="left_attach">1</property>
-                        <property name="top_attach">4</property>
+                        <property name="left-attach">1</property>
+                        <property name="top-attach">4</property>
                       </packing>
                     </child>
                   </object>
@@ -696,7 +696,7 @@
                 <child type="label">
                   <object class="GtkLabel" id="label1">
                     <property name="visible">True</property>
-                    <property name="can_focus">False</property>
+                    <property name="can-focus">False</property>
                     <property name="label" translatable="yes" 
context="compressgraphicdialog|label1">Image Information</property>
                     <attributes>
                       <attribute name="weight" value="bold"/>
@@ -705,8 +705,8 @@
                 </child>
               </object>
               <packing>
-                <property name="left_attach">0</property>
-                <property name="top_attach">1</property>
+                <property name="left-attach">0</property>
+                <property name="top-attach">1</property>
                 <property name="width">2</property>
               </packing>
             </child>
@@ -724,8 +724,5 @@
       <action-widget response="-6">cancel</action-widget>
       <action-widget response="-11">help</action-widget>
     </action-widgets>
-    <child>
-      <placeholder/>
-    </child>
   </object>
 </interface>

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