Remove experimental code to work in MR and fixes for selectors

22 files changed, 126 insertions, 653 deletions

diff --git a/share/icons/CMakeLists.txt b/share/icons/CMakeLists.txt
index 3080b2482..89bcddf43 100644
--- a/share/icons/CMakeLists.txt
+++ b/share/icons/CMakeLists.txt
@@ -1,5 +1,4 @@
 add_subdirectory(application)
 add_subdirectory(hicolor)
-add_subdirectory(nextgen)
 add_subdirectory(Tango)
 
diff --git a/share/icons/nextgen/CMakeLists.txt b/share/icons/nextgen/CMakeLists.txt
deleted file mode 100644
index 720a3a83e..000000000
--- a/share/icons/nextgen/CMakeLists.txt
+++ /dev/null
@@ -1,16 +0,0 @@
-set(THEME nextgen)
-install(FILES "index.theme" DESTINATION ${INKSCAPE_SHARE_INSTALL}/icons/${THEME})
-
-set(PIXMAP_SIZES "scalable" "symbolic")
-set(CONTENT "actions")
-
-foreach(pixmap_size ${PIXMAP_SIZES})
-  foreach(content ${CONTENT})
-    FILE(GLOB PIXMAP_FILES ${CMAKE_CURRENT_SOURCE_DIR}/${pixmap_size}/${content}/*.png ${CMAKE_CURRENT_SOURCE_DIR}/${pixmap_size}/${content}/*.svg)
-    install(FILES ${PIXMAP_FILES} DESTINATION ${INKSCAPE_SHARE_INSTALL}/icons/${THEME}/${pixmap_size}/${content})
-  endforeach(content)
-endforeach(pixmap_size)
-
-if(WIN32)
-    install(CODE "execute_process(COMMAND gtk-update-icon-cache \${CMAKE_INSTALL_PREFIX}/${INKSCAPE_SHARE_INSTALL}/icons/${THEME})")
-endif()
diff --git a/share/icons/nextgen/index.theme b/share/icons/nextgen/index.theme
deleted file mode 100644
index 5a7ed7623..000000000
--- a/share/icons/nextgen/index.theme
+++ /dev/null
@@ -1,64 +0,0 @@
-[Icon Theme]
-Name=nextgen
-Comment=next generation theme for inkscape
-Hidden=true
-Directories=scalable/actions,scalable/apps,symbolic/actions,symbolic/apps,16x16/apps,22x22/apps,24x24/apps,32x32/apps,48x48/apps,256x256/apps
-
-[scalable/actions]
-MinSize=8
-Size=16
-MaxSize=512
-Context=Actions
-Type=Scalable
-
-[scalable/apps]
-MinSize=8
-Size=16
-MaxSize=512
-Context=Applications
-Type=Scalable
-
-[symbolic/actions]
-MinSize=8
-Size=16
-MaxSize=512
-Context=Actions
-Type=Scalable
-
-[symbolic/apps]
-MinSize=8
-Size=16
-MaxSize=512
-Context=Applications
-Type=Scalable
-
-[16x16/apps]
-Context=Applications
-Size=16
-Type=Fixed
-
-[22x22/apps]
-Context=Applications
-Size=22
-Type=Fixed
-
-[24x24/apps]
-Context=Applications
-Size=24
-Type=Fixed
-
-[32x32/apps]
-Context=Applications
-Size=32
-Type=Fixed
-
-[48x48/apps]
-Context=Applications
-Size=48
-Type=Fixed
-
-[256x256/apps]
-Context=Applications
-Size=256
-Type=Fixed
-
diff --git a/share/icons/nextgen/scalable/actions/tool-measure.svg b/share/icons/nextgen/scalable/actions/tool-measure.svg
deleted file mode 100644
index d52757ddb..000000000
--- a/share/icons/nextgen/scalable/actions/tool-measure.svg
+++ /dev/null
@@ -1,135 +0,0 @@
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-   id="svg1"
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-   height="16"
-   viewBox="0 0 16 16"
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diff --git a/share/icons/nextgen/symbolic/actions/dialog-align-and-distribute-symbolic.svg b/share/icons/nextgen/symbolic/actions/dialog-align-and-distribute-symbolic.svg
deleted file mode 100644
index 836a13c7e..000000000
--- a/share/icons/nextgen/symbolic/actions/dialog-align-and-distribute-symbolic.svg
+++ /dev/null
@@ -1,18 +0,0 @@
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diff --git a/share/icons/nextgen/symbolic/actions/tool-measure-symbolic.svg b/share/icons/nextgen/symbolic/actions/tool-measure-symbolic.svg
deleted file mode 100644
index d52757ddb..000000000
--- a/share/icons/nextgen/symbolic/actions/tool-measure-symbolic.svg
+++ /dev/null
@@ -1,135 +0,0 @@
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diff --git a/share/icons/nextgen/symbolic/actions/tool-spray-symbolic.svg b/share/icons/nextgen/symbolic/actions/tool-spray-symbolic.svg
deleted file mode 100644
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-      .error { fill:#cc0000; }
-   </style>
-  <g
-     transform="matrix(0.666667,0,0,0.666667,-190,-681.57467)"
-     id="tool-spray"
-     inkscape:label="00153">
-    <path
-       inkscape:connector-curvature="0"
-       style="opacity:0;fill:none"
-       d="m 285,1022.362 h 24 v 24 h -24 z"
-       id="path5769" />
-    <path
-       id="path6331-0"
-       d="m 303,1029.362 v -2 c -0.5069,-1.555 -3,-1 -3,0 v 2 z"
-       style="opacity:1"
-       inkscape:connector-curvature="0" />
-    <path
-       style="opacity:1"
-       d="M 306.9558,1035.246 306,1034.362 h -9 l -0.9712,1.413 -0.029,6.587 c 2.8952,1.823 3.7348,4.575 11,2 z"
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-       inkscape:connector-curvature="0" />
-    <path
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-       d="m 306,1033.362 -2,-3 h -5 l -2,3 z"
-       style="opacity:1"
-       inkscape:connector-curvature="0" />
-    <path
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-       id="use30430" />
-  </g>
-</svg>
diff --git a/share/icons/nextgen/symbolic/actions/tool-tweak-symbolic.svg b/share/icons/nextgen/symbolic/actions/tool-tweak-symbolic.svg
deleted file mode 100644
index efe1b6b98..000000000
--- a/share/icons/nextgen/symbolic/actions/tool-tweak-symbolic.svg
+++ /dev/null
@@ -1,97 +0,0 @@
-<?xml version="1.0" encoding="UTF-8" standalone="no"?>
-<svg
-   xmlns:dc="http://purl.org/dc/elements/1.1/"
-   xmlns:cc="http://creativecommons.org/ns#"
-   xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#"
-   xmlns:svg="http://www.w3.org/2000/svg"
-   xmlns="http://www.w3.org/2000/svg"
-   xmlns:sodipodi="http://sodipodi.sourceforge.net/DTD/sodipodi-0.dtd"
-   xmlns:inkscape="http://www.inkscape.org/namespaces/inkscape"
-   inkscape:version="1.0alpha2 (33a359e035, 2019-06-16, custom)"
-   sodipodi:docname="tool-tweak-symbolic.svg"
-   viewBox="0 0 16 16"
-   height="16"
-   width="16"
-   id="svg1"
-   version="1.1">
-  <metadata
-     id="metadata943">
-    <rdf:RDF>
-      <cc:Work
-         rdf:about="">
-        <dc:format>image/svg+xml</dc:format>
-        <dc:type
-           rdf:resource="http://purl.org/dc/dcmitype/StillImage" />
-      </cc:Work>
-    </rdf:RDF>
-  </metadata>
-  <defs
-     id="defs941">
-    <inkscape:path-effect
-       id="path-effect949"
-       allow_transforms="false"
-       method="bsplinespiro"
-       linkeditem="#path945"
-       effect="clone_original" />
-    <inkscape:path-effect
-       attempt_force_join="true"
-       miter_limit="100"
-       linejoin_type="extrp_arc"
-       line_width="2"
-       linecap_type="butt"
-       is_visible="true"
-       id="path-effect947"
-       effect="join_type" />
-  </defs>
-  <sodipodi:namedview
-     inkscape:document-rotation="0"
-     inkscape:current-layer="tool-tweak"
-     inkscape:window-maximized="1"
-     inkscape:window-y="27"
-     inkscape:window-x="0"
-     inkscape:window-height="704"
-     inkscape:window-width="1360"
-     inkscape:cy="14.485603"
-     inkscape:cx="8.5107553"
-     inkscape:zoom="15.84375"
-     showgrid="true"
-     id="namedview"
-     guidetolerance="10"
-     gridtolerance="10"
-     objecttolerance="10">
-    <inkscape:grid
-       id="grid"
-       type="xygrid" />
-  </sodipodi:namedview>
-   <style id="style226">
-      .success { fill:#4AD589; }
-      .warning { fill:#F57900; }
-      .error { fill:#cc0000; }
-   </style>
-  <g
-     inkscape:label="00155"
-     id="tool-tweak"
-     transform="matrix(0.666667,0,0,0.666667,-190,-702.2414)">
-    <path
-       style="opacity:0;fill:none"
-       d="m 285,1053.3621 h 24 v 24 h -24 z"
-       id="rect4400"
-       inkscape:connector-curvature="0" />
-    <path
-       transform="translate(0.45564625,-0.53843343)"
-       inkscape:original-d="m 299.1929,1056.371 c -1.0952,-0.05 -2.1049,0.13 -2.7404,0.528 -5.4824,3.44 -2.3872,12.059 -10.4395,10.501 l -0.044,9.025 h 21.0312 l 0.044,-9.025 c -5.4826,1.244 -7.7633,-0.221 -8.8391,-2.661 -0.9536,-2.163 -0.193,-4.085 1.0834,-4.316 2.5235,-0.459 2.2613,1.245 3.7602,1.673 1.4248,0.407 1.8586,-0.955 0.8603,-3.083 -0.8381,-1.786 -2.8906,-2.557 -4.716,-2.642 z"
-       inkscape:path-effect="#path-effect947"
-       d="m 295.921,1056.0519 c -3.61141,2.2661 -3.9697,6.5991 -5.20799,8.8302 -0.70199,1.2649 -1.69758,2.0803 -4.51005,1.5361 a 12.437438,12.437438 0 0 1 -1.18377,-0.2899 l -0.0551,11.2967 h 23.03123 l 0.0552,-11.3117 a 24.948496,24.948496 0 0 1 -1.22757,0.3115 c -5.14723,1.1679 -6.85331,-0.1625 -7.7028,-2.0892 -0.79144,-1.7952 -0.0697,-2.8533 0.34733,-2.9287 2.08613,-0.3795 1.06949,1.0119 3.30658,1.6506 2.59277,0.7407 3.25967,-1.87 2.04025,-4.4693 -1.04408,-2.225 -3.51886,-3.1204 -5.57477,-3.2161 a 8.1529359,8.1529359 0 0 0 -0.024,-0 l -0.0226,0 a 1,1 0 0 0 0.0456,10e-4 c -1.1981,-0.055 -2.46463,0.1458 -3.31751,0.6799 z m 3.272,1.3191 a 1,1 0 0 0 -0.0465,-0 c 1.59489,0.074 3.22511,0.7209 3.85718,2.0678 0.45528,0.9705 0.49384,1.547 0.42371,1.7879 0,0 0.0649,-0.059 0.0649,-0.059 -0.0168,-0 -0.038,-0 -0.0644,-0.01 -0.0293,-0.01 -0.0641,-0.013 -0.10462,-0.025 -0.84047,-0.24 -1.30016,-2.2252 -4.21285,-1.6954 -2.13664,0.3867 -2.9361,3.1726 -1.82033,5.7034 1.3021,2.9533 4.15742,4.5529 9.97539,3.2328 a 1,1 0 0 0 -1.22127,-0.9801 l -0.044,9.025 a 1,1 0 0 0 0.99999,-0.9951 H 285.969 a 1,1 0 0 0 0.99999,1.0049 l 0.044,-9.025 a 1,1 0 0 0 -1.18995,0.9769 c 3.62937,0.7022 5.50842,-0.4926 6.63869,-2.5291 1.51008,-2.7208 1.5548,-6.2447 4.52155,-8.1062 0.41884,-0.2623 1.17171,-0.4218 2.16401,-0.3765 a 7.6406572,7.6406572 0 0 1 0.0221,0 z"
-       id="path945"
-       inkscape:connector-curvature="0" />
-    <path
-       class="warning"
-       style=""
-       inkscape:connector-curvature="0"
-       transform="translate(0.45564625,-0.53843343)"
-       inkscape:original-d="M 0,0"
-       inkscape:path-effect="#path-effect949"
-       id="path951"
-       d="m 299.1929,1056.371 c -1.0952,-0.05 -2.1049,0.13 -2.7404,0.528 -5.4824,3.44 -2.3872,12.059 -10.4395,10.501 l -0.044,9.025 h 21.0312 l 0.044,-9.025 c -5.4826,1.244 -7.7633,-0.221 -8.8391,-2.661 -0.9536,-2.163 -0.193,-4.085 1.0834,-4.316 2.5235,-0.459 2.2613,1.245 3.7602,1.673 1.4248,0.407 1.8586,-0.955 0.8603,-3.083 -0.8381,-1.786 -2.8906,-2.557 -4.716,-2.642 z" />
-  </g>
-</svg>
diff --git a/src/inkscape.cpp b/src/inkscape.cpp
index 7b250f6dd..1871bff85 100644
--- a/src/inkscape.cpp
+++ b/src/inkscape.cpp
@@ -54,6 +54,9 @@
 
 #include "libnrtype/FontFactory.h"
 
+#include "object/sp-root.h"
+#include "object/sp-style-elem.h"
+
 #include "svg/svg-color.h"
 
 #include "ui/dialog/debug.h"
@@ -417,29 +420,12 @@ Application::add_gtk_css()
     if (prefs->getBool("/theme/symbolicIcons", false)) {
         if (!prefs->getBool("/theme/symbolicIconsDefaultColor", true)) {
             gchar colornamed[64];
-            gchar colornamedsuccess[64];
-            gchar colornamedwarning[64];
-            gchar colornamederror[64];
             gchar colornamed_inverse[64];
             int colorset = prefs->getInt("/theme/symbolicColor", 0x2E3436ff);
             sp_svg_write_color(colornamed, sizeof(colornamed), colorset);
-            int colorsetsuccess = prefs->getInt("/theme/symbolicSuccessColor", 0x4AD589ff);
-            sp_svg_write_color(colornamedsuccess, sizeof(colornamedsuccess), colorsetsuccess);
-            int colorsetwarning = prefs->getInt("/theme/symbolicWarningColor", 0xF57900ff);
-            sp_svg_write_color(colornamedwarning, sizeof(colornamedwarning), colorsetwarning);
-            int colorseterror = prefs->getInt("/theme/symbolicErrorColor", 0xcc0000ff);
-            sp_svg_write_color(colornamederror, sizeof(colornamederror), colorseterror);
             // Use in case the special widgets have inverse theme background and symbolic
             int colorset_inverse = colorset ^ 0xffffff00;
             sp_svg_write_color(colornamed_inverse, sizeof(colornamed_inverse), colorset_inverse);
-
-            css_str += "*{-gtk-icon-palette: success ";
-            css_str += colornamedsuccess;
-            css_str += ", warning ";
-            css_str += colornamedwarning;
-            css_str += ", error ";
-            css_str += colornamederror;
-            css_str += ";}";
             css_str += "SPRuler, ruler-widget,";
             css_str += ".bright image, .dark image";
             css_str += "{color:";
@@ -479,6 +465,30 @@ Application::add_gtk_css()
     }
 }
 
+void Application::readStyleSheets(bool forceupd)
+{
+    SPDocument *document = SP_ACTIVE_DOCUMENT;
+    Inkscape::XML::Node *root = document->getReprRoot();
+    std::vector<Inkscape::XML::Node *> styles;
+    for (unsigned i = 0; i < root->childCount(); ++i) {
+        Inkscape::XML::Node *child = root->nthChild(i);
+        if (child && strcmp(child->name(), "svg:style") == 0) {
+            styles.insert(styles.begin(), child);
+        }
+    }
+    if (forceupd || styles.size() > 1) {
+        document->setStyleSheet(nullptr);
+        for (auto style : styles) {
+            gchar const *id = style->attribute("id");
+            if (id) {
+                SPStyleElem *styleelem = dynamic_cast<SPStyleElem *>(document->getObjectById(id));
+                styleelem->read_content();
+            }
+        }
+        document->getRoot()->emitModified(SP_OBJECT_MODIFIED_CASCADE);
+    }
+}
+
 /* \brief Constructor for the application.
  *  Creates a new Inkscape::Application.
  *
diff --git a/src/inkscape.h b/src/inkscape.h
index 815da0f1d..a673f0d49 100644
--- a/src/inkscape.h
+++ b/src/inkscape.h
@@ -124,6 +124,7 @@ public:
     void switch_desktops_prev ();
     void get_all_desktops (std::list< SPDesktop* >& listbuf);
     void reactivate_desktop (SPDesktop * desktop);
+    void readStyleSheets(bool forceupd = false);
     SPDesktop * find_desktop_by_dkey (unsigned int dkey);
     unsigned int maximum_dkey();
     SPDesktop * next_desktop ();
@@ -176,7 +177,9 @@ public:
     sigc::signal<void, SPDesktop *> signal_activate_desktop;
     // some desktop lost focus
     sigc::signal<void, SPDesktop *> signal_deactivate_desktop;
-    
+    // user change theme
+    sigc::signal<void> signal_change_theme;
+
     // these are orphaned signals (nothing emits them and nothing connects to them)
     sigc::signal<void, SPDocument *> signal_destroy_document;
     sigc::signal<void, SPColor *, double /*opacity*/> signal_color_set;
diff --git a/src/object/sp-style-elem.cpp b/src/object/sp-style-elem.cpp
index 439a1b3cb..3b93ff190 100644
--- a/src/object/sp-style-elem.cpp
+++ b/src/object/sp-style-elem.cpp
@@ -188,10 +188,6 @@ import_style_cb (CRDocHandler *a_handler,
         std::cerr << "import_style_cb: No document!" << std::endl;
         return;
     }
-    if (!document->getStyleSheet()) {
-        std::cerr << "import_style_cb: No document style sheet!" << std::endl;
-        return;
-    }
     if (!document->getDocumentURI()) {
         std::cerr << "import_style_cb: Document URI is NULL" << std::endl;
         return;
@@ -207,7 +203,15 @@ import_style_cb (CRDocHandler *a_handler,
     CRStatus const parse_status =
         cr_parser_parse_file (parser, reinterpret_cast<const guchar *>(import_file.c_str()), CR_UTF_8);
     if (parse_status == CR_OK) {
-        cr_stylesheet_append_import (document->getStyleSheet(), stylesheet);
+        if (!document->getStyleSheet()) {
+            // if the style is the first style sheet that we've seen, set the document's
+            // first style sheet to this style and create a cascade object with it.
+            document->setStyleSheet(stylesheet);
+            cr_cascade_set_sheet(document->getStyleCascade(), document->getStyleSheet(), ORIGIN_AUTHOR);
+        } else {
+            // If not the first, then chain up this style_sheet
+            cr_stylesheet_append_import(document->getStyleSheet(), stylesheet);
+        }
     } else {
         std::cerr << "import_style_cb: Could not parse: " << import_file << std::endl;
         cr_stylesheet_destroy (stylesheet);
diff --git a/src/preferences-skeleton.h b/src/preferences-skeleton.h
index fa975f8b9..569908868 100644
--- a/src/preferences-skeleton.h
+++ b/src/preferences-skeleton.h
@@ -79,10 +79,6 @@ R"=====(
        inkscape:window-height="480" />
   </group>
 
-  <group id="theme"
-       gtkTheme="" iconTheme=""  symbolicIcons="0" darkTheme="0" symbolicColor="0x2E3436ff" >
-  </group>
-
   <group id="tools" bounding_box="0">
 
     <group id="shapes" style="fill-rule:evenodd;" selcue="1" gradientdrag="1">
diff --git a/src/ui/dialog/dialog-manager.cpp b/src/ui/dialog/dialog-manager.cpp
index 727e578e2..66a682de6 100644
--- a/src/ui/dialog/dialog-manager.cpp
+++ b/src/ui/dialog/dialog-manager.cpp
@@ -16,14 +16,14 @@
 
 #include "ui/dialog/dialog-manager.h"
 
-#include "ui/dialog/prototype.h"
+#include "style.h"
 #include "ui/dialog/align-and-distribute.h"
 #include "ui/dialog/document-metadata.h"
 #include "ui/dialog/document-properties.h"
 #include "ui/dialog/extension-editor.h"
 #include "ui/dialog/fill-and-stroke.h"
-#include "ui/dialog/filter-effects-dialog.h"
 #include "ui/dialog/filter-editor.h"
+#include "ui/dialog/filter-effects-dialog.h"
 #include "ui/dialog/find.h"
 #include "ui/dialog/glyphs.h"
 #include "ui/dialog/inkscape-preferences.h"
@@ -31,6 +31,7 @@
 #include "ui/dialog/livepatheffect-editor.h"
 #include "ui/dialog/memory.h"
 #include "ui/dialog/messages.h"
+#include "ui/dialog/prototype.h"
 #include "ui/dialog/symbols.h"
 #include "ui/dialog/tile.h"
 
diff --git a/src/ui/dialog/dialog.cpp b/src/ui/dialog/dialog.cpp
index 2ba2856ff..3baec5106 100644
--- a/src/ui/dialog/dialog.cpp
+++ b/src/ui/dialog/dialog.cpp
@@ -74,11 +74,13 @@ Dialog::Dialog(Behavior::BehaviorFactory behavior_factory, const char *prefs_pat
     INKSCAPE.signal_dialogs_hide.connect(sigc::mem_fun(*this, &Dialog::onHideF12));
     INKSCAPE.signal_dialogs_unhide.connect(sigc::mem_fun(*this, &Dialog::onShowF12));
     INKSCAPE.signal_shut_down.connect(sigc::mem_fun(*this, &Dialog::onShutdown));
+    INKSCAPE.signal_change_theme.connect(sigc::mem_fun(*this, &Dialog::addTopWindowClasses));
 
     Glib::wrap(gobj())->signal_event().connect(sigc::mem_fun(*this, &Dialog::_onEvent));
     Glib::wrap(gobj())->signal_key_press_event().connect(sigc::mem_fun(*this, &Dialog::_onKeyPress));
 
     read_geometry();
+    addTopWindowClasses();
 }
 
 Dialog::~Dialog()
@@ -308,6 +310,31 @@ Dialog::_getSelection()
     return SP_ACTIVE_DESKTOP->getSelection();
 }
 
+void Dialog::addTopWindowClasses()
+{
+    SPDesktop *desktop = SP_ACTIVE_DESKTOP;
+    if (desktop) {
+        Gtk::Widget *canvas = Glib::wrap(GTK_WIDGET(desktop->canvas));
+        Gtk::Window *toplevel_window = dynamic_cast<Gtk::Window *>(canvas->get_toplevel());
+        if (toplevel_window) {
+            if (toplevel_window->get_style_context()->has_class("dark")) {
+                Glib::wrap(gobj())->get_style_context()->add_class("dark");
+                Glib::wrap(gobj())->get_style_context()->remove_class("bright");
+            } else {
+                Glib::wrap(gobj())->get_style_context()->add_class("bright");
+                Glib::wrap(gobj())->get_style_context()->remove_class("dark");
+            }
+            if (toplevel_window->get_style_context()->has_class("symbolic")) {
+                Glib::wrap(gobj())->get_style_context()->add_class("symbolic");
+                Glib::wrap(gobj())->get_style_context()->remove_class("regular");
+            } else {
+                Glib::wrap(gobj())->get_style_context()->remove_class("symbolic");
+                Glib::wrap(gobj())->get_style_context()->add_class("regular");
+            }
+        }
+    }
+}
+
 } // namespace Dialog
 } // namespace UI
 } // namespace Inkscape
diff --git a/src/ui/dialog/dialog.h b/src/ui/dialog/dialog.h
index 404f4f9a3..7b668a4ba 100644
--- a/src/ui/dialog/dialog.h
+++ b/src/ui/dialog/dialog.h
@@ -144,9 +144,11 @@ protected:
     sigc::connection _dialogs_hidden_connection;
     sigc::connection _dialogs_unhidden_connection;
     sigc::connection _shutdown_connection;
+    sigc::connection _change_theme_connection;
 
-private:
+  private:
     Behavior::Behavior* _behavior;
+    void addTopWindowClasses();
 
     Dialog() = delete; // no constructor without params
 
diff --git a/src/ui/dialog/inkscape-preferences.cpp b/src/ui/dialog/inkscape-preferences.cpp
index 6151eeef0..0b7b68304 100644
--- a/src/ui/dialog/inkscape-preferences.cpp
+++ b/src/ui/dialog/inkscape-preferences.cpp
@@ -480,7 +480,7 @@ void InkscapePreferences::initPageTools()
         cb->init ( _("Show font samples in the drop-down list"), "/tools/text/show_sample_in_list", true);
         _page_text.add_line( false, "", *cb, "", _("Show font samples alongside font names in the drop-down list in Text bar"));
 
-        _font_dialog.init ( _("Show font substitution warning dialog"), "/options/font/substitutedlg", false);
+        _font_dialog.init ( _("Show font substitution inng dialog"), "/options/font/substitutedlg", false);
         _page_text.add_line( false, "", _font_dialog, "", _("Show font substitution warning dialog when requested fonts are not available on the system"));
 
         cb = Gtk::manage(new PrefCheckButton);
@@ -651,28 +651,12 @@ void InkscapePreferences::symbolicStyling()
     Glib::ustring css_str = "";
     if (prefs->getBool("/theme/symbolicIcons", false)) {
         gchar colornamed[64];
-        gchar colornamedsuccess[64];
-        gchar colornamedwarning[64];
-        gchar colornamederror[64];
         gchar colornamed_inverse[64];
         int colorset = prefs->getInt("/theme/symbolicColor", 0x2E3436ff);
         sp_svg_write_color(colornamed, sizeof(colornamed), colorset);
-        int colorsetsuccess = prefs->getInt("/theme/symbolicSuccessColor", 0x4AD589ff);
-        sp_svg_write_color(colornamedsuccess, sizeof(colornamedsuccess), colorsetsuccess);
-        int colorsetwarning = prefs->getInt("/theme/symbolicWarningColor", 0xF57900ff);
-        sp_svg_write_color(colornamedwarning, sizeof(colornamedwarning), colorsetwarning);
-        int colorseterror = prefs->getInt("/theme/symbolicErrorColor", 0xcc0000ff);
-        sp_svg_write_color(colornamederror, sizeof(colornamederror), colorseterror);
         // Use in case the special widgets have inverse theme background and symbolic
         int colorset_inverse = colorset ^ 0xffffff00;
         sp_svg_write_color(colornamed_inverse, sizeof(colornamed_inverse), colorset_inverse);
-        css_str += "*{-gtk-icon-palette: success ";
-        css_str += colornamedsuccess;
-        css_str += ", warning ";
-        css_str += colornamedwarning;
-        css_str += ", error ";
-        css_str += colornamederror;
-        css_str += ";}";
         css_str += "SPRuler, ruler-widget,";
         css_str += ".bright image, .dark image";
         css_str += "{color:";
@@ -694,6 +678,7 @@ void InkscapePreferences::symbolicStyling()
             window->get_style_context()->remove_class("symbolic");
         }
     }
+    INKSCAPE.signal_change_theme.emit();
     try {
         INKSCAPE.colorizeprovider->load_from_data(css_str);
     } catch (const Gtk::CssProviderError &ex) {
@@ -732,9 +717,15 @@ void InkscapePreferences::themeChange()
             window->get_style_context()->add_class("bright");
             window->get_style_context()->remove_class("dark");
         }
+        INKSCAPE.signal_change_theme.emit();
     }
 }
 
+void InkscapePreferences::changeIconsColor(guint32 /*color*/)
+{
+    symbolicStyling();
+}
+
 void InkscapePreferences::initPageUI()
 {
     Gtk::TreeModel::iterator iter_ui = this->AddPage(_page_ui, _("Interface"), PREFS_PAGE_UI);
@@ -964,24 +955,15 @@ void InkscapePreferences::initPageUI()
     _symbolic_icons.signal_clicked().connect(sigc::mem_fun(*this, &InkscapePreferences::symbolicStyling));
     _page_theme.add_line(true, "", _symbolic_icons, "", "", true);
     _symbolic_color.init(_("Color for symbolic icons:"), "/theme/symbolicColor", 0x2E3436ff);
-    _symbolic_success_color.init(_("Color for symbolic success icons:"), "/theme/symbolicSuccessColor", 0x4AD589ff);
-    _symbolic_warning_color.init(_("Color for symbolic warning icons:"), "/theme/symbolicWarningColor", 0xF57900ff);
-    _symbolic_error_color.init(_("Color for symbolic error icons:"), "/theme/symbolicErrorColor", 0xcc0000ff);
     Gtk::Label *_symbolic_color_label = Gtk::manage(new Gtk::Label(_("Change colors:")));
-    Gtk::Button *apply_color = Gtk::manage(new Gtk::Button(_("Apply color")));
-    apply_color->set_tooltip_text(_("Apply color to symbolic icons)"));
-    apply_color->signal_clicked().connect(sigc::mem_fun(*this, &InkscapePreferences::symbolicStyling));
     Gtk::Button *theme_decide_color = Gtk::manage(new Gtk::Button(_("Theme decides")));
     theme_decide_color->set_tooltip_text(_("Theme decide symbolic icon color)"));
     theme_decide_color->signal_clicked().connect(sigc::mem_fun(*this, &InkscapePreferences::symbolicDefaultColor));
     Gtk::Box *icon_buttons = Gtk::manage(new Gtk::Box());
     icon_buttons->pack_start(*_symbolic_color_label, true, true, 4);
     icon_buttons->pack_start(_symbolic_color, true, true, 4);
-    icon_buttons->pack_start(_symbolic_success_color, true, true, 4);
-    icon_buttons->pack_start(_symbolic_warning_color, true, true, 4);
-    icon_buttons->pack_start(_symbolic_error_color, true, true, 4);
-    icon_buttons->pack_start(*apply_color, true, true, 4);
     icon_buttons->pack_start(*theme_decide_color, true, true, 4);
+    _symbolic_color.connectChanged(sigc::mem_fun(this, &InkscapePreferences::changeIconsColor));
     _page_theme.add_line(false,"", *icon_buttons, "", _("Color for symbolic icons, theme based or custom. Some icon color changes need reload"), false );
     {
         Glib::ustring sizeLabels[] = { C_("Icon size", "Larger"), C_("Icon size", "Large"), C_("Icon size", "Small"),
diff --git a/src/ui/dialog/inkscape-preferences.h b/src/ui/dialog/inkscape-preferences.h
index c946eb6bd..3e0134e4d 100644
--- a/src/ui/dialog/inkscape-preferences.h
+++ b/src/ui/dialog/inkscape-preferences.h
@@ -246,14 +246,10 @@ protected:
     UI::Widget::PrefCheckButton _dark_theme;
     UI::Widget::PrefCheckButton _symbolic_icons;
     UI::Widget::PrefColorPicker _symbolic_color;
-    UI::Widget::PrefColorPicker _symbolic_warning_color;
-    UI::Widget::PrefColorPicker _symbolic_error_color;
-    UI::Widget::PrefColorPicker _symbolic_success_color;
     UI::Widget::PrefCombo _misc_small_toolbar;
     UI::Widget::PrefCombo _misc_small_secondary;
     UI::Widget::PrefCombo _misc_small_tools;
     UI::Widget::PrefCombo _menu_icons;
-    Gtk::Button _apply_theme;
 
     UI::Widget::PrefRadioButton _win_dockable;
     UI::Widget::PrefRadioButton _win_floating;
@@ -591,6 +587,7 @@ protected:
 
 private:
   void themeChange();
+  void changeIconsColor(guint32 /*color*/);
   void symbolicThemeCheck();
   void symbolicStyling();
   void symbolicDefaultColor();
diff --git a/src/ui/dialog/selectorsdialog.cpp b/src/ui/dialog/selectorsdialog.cpp
index acb8eea6e..4300adacf 100644
--- a/src/ui/dialog/selectorsdialog.cpp
+++ b/src/ui/dialog/selectorsdialog.cpp
@@ -315,8 +315,16 @@ SelectorsDialog::SelectorsDialog()
     if ( col ) {
         col->add_attribute(addRenderer->property_icon(), _mColumns._colType);
     }
-    _treeView.append_column("CSS Selector", _mColumns._colSelector);
+
+    Gtk::CellRendererText *label = Gtk::manage(new Gtk::CellRendererText());
+    addCol = _treeView.append_column("CSS Selector", *label) - 1;
+    col = _treeView.get_column(addCol);
+    if (col) {
+        col->add_attribute(label->property_text(),_mColumns._colSelector);
+        col->add_attribute(label->property_weight(), _mColumns._colSelected);
+    }
     _treeView.set_expander_column(*(_treeView.get_column(1)));
+    
 
     // Signal handlers
     _treeView.signal_button_release_event().connect( // Needs to be release, not press.
@@ -484,7 +492,6 @@ Inkscape::XML::Node *SelectorsDialog::_getStyleTextNode()
     return textNode;
 }
 
-
 /**
  * Fill the Gtk::TreeStore from the svg:style element.
  */
@@ -585,6 +592,7 @@ void SelectorsDialog::_readStyleElement()
         row[_mColumns._colObj]        = objVec;
         row[_mColumns._colProperties] = properties;
         row[_mColumns._colVisible] = true;
+        row[_mColumns._colSelected] = 400;
         // Add as children, objects that match selector.
         for (auto &obj : objVec) {
             Gtk::TreeModel::Row childrow = *(_store->append(row->children()));
@@ -595,6 +603,7 @@ void SelectorsDialog::_readStyleElement()
             childrow[_mColumns._colObj] = std::vector<SPObject *>(1, obj);
             childrow[_mColumns._colProperties] = ""; // Unused
             childrow[_mColumns._colVisible] = true;  // Unused
+            childrow[_mColumns._colSelected] = 400;
         }
     }
 
@@ -628,7 +637,6 @@ void SelectorsDialog::_writeStyleElement()
     }
     _updating = true;
     SPDocument *document = SP_ACTIVE_DOCUMENT;
-    document->setStyleSheet(nullptr);
     Glib::ustring styleContent;
     for (auto& row: _store->children()) {
         Glib::ustring selector = row[_mColumns._colSelector];
@@ -645,10 +653,11 @@ void SelectorsDialog::_writeStyleElement()
     // harm in keeping it around ...
     Inkscape::XML::Node *textNode = _getStyleTextNode();
     textNode->setContent(styleContent.c_str());
-
+    INKSCAPE.readStyleSheets(true);
     DocumentUndo::done(SP_ACTIVE_DOCUMENT, SP_VERB_DIALOG_SELECTORS, _("Edited style element."));
 
     _updating = false;
+
     g_debug("SelectorsDialog::_writeStyleElement(): | %s |", styleContent.c_str());
 }
 
@@ -811,6 +820,7 @@ void SelectorsDialog::_addToSelector(Gtk::TreeModel::Row row)
             childrow[_mColumns._colObj] = std::vector<SPObject *>(1, obj);
             childrow[_mColumns._colProperties] = ""; // Unused
             childrow[_mColumns._colVisible] = true;  // Unused
+            childrow[_mColumns._colSelected] = 400;
         }
         objVec = _getObjVec(multiselector);
         row[_mColumns._colSelector] = multiselector;
@@ -835,6 +845,7 @@ void SelectorsDialog::_removeFromSelector(Gtk::TreeModel::Row row)
         SPObject *obj = nullptr;
         Glib::ustring objectLabel = row[_mColumns._colSelector];
         Gtk::TreeModel::iterator iter = row->parent();
+        Inkscape::Selection *selection = getDesktop()->getSelection();
         if (iter) {
             Gtk::TreeModel::Row parent = *iter;
             Glib::ustring multiselector = parent[_mColumns._colSelector];
@@ -871,10 +882,6 @@ void SelectorsDialog::_removeFromSelector(Gtk::TreeModel::Row row)
 
         // Add entry to style element
         _writeStyleElement();
-        if (obj) {
-            obj->style->readFromObject(obj);
-            obj->requestDisplayUpdate(SP_OBJECT_MODIFIED_FLAG | SP_OBJECT_STYLE_MODIFIED_FLAG);
-        }
     }
 }
 
@@ -1025,14 +1032,14 @@ void SelectorsDialog::_removeClass(SPObject *obj, const Glib::ustring &className
 void SelectorsDialog::_selectObjects(int eventX, int eventY)
 {
     g_debug("SelectorsDialog::_selectObjects: %d, %d", eventX, eventY);
-    getDesktop()->selection->clear();
     Gtk::TreeViewColumn *col = _treeView.get_column(1);
     Gtk::TreeModel::Path path;
     int x2 = 0;
     int y2 = 0;
     // To do: We should be able to do this via passing in row.
     if (_treeView.get_path_at_pos(eventX, eventY, path, col, x2, y2)) {
-        if (col == _treeView.get_column(1)) {
+        if (col == _treeView.get_column(1) && x2 > 25) {
+            getDesktop()->selection->clear();
             Gtk::TreeModel::iterator iter = _store->get_iter(path);
             if (iter) {
                 Gtk::TreeModel::Row row = *iter;
@@ -1159,6 +1166,7 @@ void SelectorsDialog::_addSelector()
     row[_mColumns._colObj] = objVec;
     row[_mColumns._colProperties] = "";
     row[_mColumns._colVisible] = true;
+    row[_mColumns._colSelected] = 400;
     for (auto &obj : objVec) {
         Gtk::TreeModel::Row childrow = *(_store->append(row->children()));
         childrow[_mColumns._colSelector] = "#" + Glib::ustring(obj->getId());
@@ -1167,6 +1175,7 @@ void SelectorsDialog::_addSelector()
         childrow[_mColumns._colObj] = std::vector<SPObject *>(1, obj);
         childrow[_mColumns._colProperties] = ""; // Unused
         childrow[_mColumns._colVisible] = true;  // Unused
+        childrow[_mColumns._colSelected] = 400;
     }
     // Add entry to style element
     _writeStyleElement();
@@ -1219,18 +1228,11 @@ bool SelectorsDialog::_handleButtonEvent(GdkEventButton *event)
 
         if (_treeView.get_path_at_pos(x, y, path, col, x2, y2)) {
             if (col == _treeView.get_column(0)) {
-                bool remove_parent = false;
                 Gtk::TreeModel::iterator iter = _store->get_iter(path);
                 Gtk::TreeModel::Row row = *iter;
-                Glib::RefPtr<Gtk::TreeSelection> sel = _treeView.get_selection();
-                sel->select(row);
-                // Add or remove objects from a
-                Gtk::TreeModel::Row row_to_sel;
                 if (!row.parent()) {
-                    row_to_sel = row;
                     _addToSelector(row);
                 } else {
-                    row_to_sel = *row.parent();
                     _removeFromSelector(row);
                 }
             }
@@ -1377,20 +1379,26 @@ void SelectorsDialog::_selectRow()
     } else {
         _style_dialog->setCurrentSelector("");
     }
-
     for (auto row : children) {
-        std::vector<SPObject *> objVec = row[_mColumns._colObj];
-        if (obj) {
-            for (auto & i : objVec) {
-                if (obj->getId() == i->getId()) {
+        Gtk::TreeModel::Children subchildren = row->children();
+        for (auto subrow : subchildren) {
+                subrow[_mColumns._colSelected] = 400;
+        }
+    }
+    for (auto obj: selection->items()) {
+        for (auto row : children) {
+            Gtk::TreeModel::Children subchildren = row->children();
+            for (auto subrow : subchildren) {
+                std::vector<SPObject *> objVec = subrow[_mColumns._colObj];
+                if (obj->getId() == objVec[0]->getId()) {
                     _treeView.get_selection()->select(row);
                     row[_mColumns._colVisible] = true;
-                    break;
+                    subrow[_mColumns._colSelected] = 700;
                 }
             }
-        }
-        if (row[_mColumns._colExpand]) {
-            _treeView.expand_to_path(Gtk::TreePath(row));
+            if (row[_mColumns._colExpand]) {
+                _treeView.expand_to_path(Gtk::TreePath(row));
+            }
         }
     }
 }
diff --git a/src/ui/dialog/selectorsdialog.h b/src/ui/dialog/selectorsdialog.h
index 109ffaf22..4a0e8dc1b 100644
--- a/src/ui/dialog/selectorsdialog.h
+++ b/src/ui/dialog/selectorsdialog.h
@@ -80,6 +80,7 @@ class SelectorsDialog : public Widget::Panel {
             add(_colObj);
             add(_colProperties);
             add(_colVisible);
+            add(_colSelected);
         }
         Gtk::TreeModelColumn<Glib::ustring> _colSelector;       // Selector or matching object id.
         Gtk::TreeModelColumn<bool> _colExpand;                  // Open/Close store row.
@@ -87,6 +88,7 @@ class SelectorsDialog : public Widget::Panel {
         Gtk::TreeModelColumn<std::vector<SPObject *> > _colObj; // List of matching objects.
         Gtk::TreeModelColumn<Glib::ustring> _colProperties;     // List of properties.
         Gtk::TreeModelColumn<bool> _colVisible;                 // Make visible or not.
+        Gtk::TreeModelColumn<gint> _colSelected;                // Make selected.
     };
     ModelColumns _mColumns;
 
diff --git a/src/ui/dialog/styledialog.cpp b/src/ui/dialog/styledialog.cpp
index fe9c6ed3b..3cdf5092b 100644
--- a/src/ui/dialog/styledialog.cpp
+++ b/src/ui/dialog/styledialog.cpp
@@ -130,17 +130,6 @@ class StyleDialog::NodeWatcher : public Inkscape::XML::NodeObserver {
             if (name == "id" || name == "class" || name == "style") {
                 _styledialog->_nodeChanged(node);
             }
-            SPObject *obj = SP_ACTIVE_DOCUMENT->getObjectById(node.attribute("id"));
-            if (obj) {
-                for (auto iter : obj->style->properties()) {
-                    if (iter->name == name) {
-                        obj->style->readFromObject(obj);
-                        obj->requestDisplayUpdate(SP_OBJECT_MODIFIED_FLAG | SP_OBJECT_STYLE_MODIFIED_FLAG);
-                        _styledialog->_nodeChanged(node);
-                        break;
-                    }
-                }
-            }
         }
     }
 
@@ -291,11 +280,11 @@ Inkscape::XML::Node *StyleDialog::_getStyleTextNode()
         styleNode = SP_ACTIVE_DOCUMENT->getReprDoc()->createElement("svg:style");
         textNode = SP_ACTIVE_DOCUMENT->getReprDoc()->createTextNode("");
 
-        styleNode->appendChild(textNode);
-        Inkscape::GC::release(textNode);
-
         root->addChild(styleNode, nullptr);
         Inkscape::GC::release(styleNode);
+
+        styleNode->appendChild(textNode);
+        Inkscape::GC::release(textNode);
     }
 
     if (_textNode != textNode) {
@@ -307,6 +296,7 @@ Inkscape::XML::Node *StyleDialog::_getStyleTextNode()
     return textNode;
 }
 
+
 Glib::RefPtr<Gtk::TreeModel> StyleDialog::_selectTree(Glib::ustring selector)
 {
     Gtk::Label *selectorlabel;
@@ -915,7 +905,6 @@ void StyleDialog::_writeStyleElement(Glib::RefPtr<Gtk::TreeStore> store, Glib::u
         // We could test if styleContent is empty and then delete the style node here but there is no
         // harm in keeping it around ...
         SPDocument *document = SP_ACTIVE_DOCUMENT;
-        document->setStyleSheet(nullptr);
         std::string pos = std::to_string(selectorpos);
         std::string selectormatch = "(";
         for (selectorpos; selectorpos > 1; selectorpos--) {
@@ -928,6 +917,7 @@ void StyleDialog::_writeStyleElement(Glib::RefPtr<Gtk::TreeStore> store, Glib::u
         std::string result;
         std::regex_replace(std::back_inserter(result), content.begin(), content.end(), e, "$1" + styleContent + "$3");
         textNode->setContent(result.c_str());
+        INKSCAPE.readStyleSheets(true);
         for (auto iter : document->getObjectsBySelector(selector)) {
             iter->style->readFromObject(iter);
             iter->requestDisplayUpdate(SP_OBJECT_MODIFIED_FLAG | SP_OBJECT_STYLE_MODIFIED_FLAG);
diff --git a/src/ui/dialog/symbols.cpp b/src/ui/dialog/symbols.cpp
index a269ae094..37e522d5d 100644
--- a/src/ui/dialog/symbols.cpp
+++ b/src/ui/dialog/symbols.cpp
@@ -211,9 +211,9 @@ SymbolsDialog::SymbolsDialog( gchar const* prefsPath ) :
   // No results
   overlay_icon = sp_get_icon_image("searching", Gtk::ICON_SIZE_DIALOG);
   overlay_icon->set_pixel_size(110);
-  overlay_icon->get_style_context()->add_class("iconsymbolic");
   overlay_icon->set_halign(Gtk::ALIGN_CENTER);
   overlay_icon->set_valign(Gtk::ALIGN_START);
+
   overlay_icon->set_margin_top(45);
 
   overlay_title = new Gtk::Label();
diff --git a/src/widgets/desktop-widget.cpp b/src/widgets/desktop-widget.cpp
index f228e3ecc..885cd5ed6 100644
--- a/src/widgets/desktop-widget.cpp
+++ b/src/widgets/desktop-widget.cpp
@@ -920,6 +920,7 @@ sp_desktop_widget_realize (GtkWidget *widget)
             window->get_style_context()->add_class("regular");
             window->get_style_context()->remove_class("symbolic");
         }
+        INKSCAPE.signal_change_theme.emit();
     }
 
 #ifdef GDK_WINDOWING_QUARTZ