Resolves: tdf#123291 set hex input to overwrite by default

and ensure the modify arrives after the input text has been
filtered

Change-Id: I16c0bd095700e7d9858e3e74884b5a1ad3eb7e4c
Reviewed-on: https://gerrit.libreoffice.org/69764
Tested-by: Jenkins
Reviewed-by: Caolán McNamara <caolanm@redhat.com>
Tested-by: Caolán McNamara <caolanm@redhat.com>

cui/uiconfig/ui/colorpage.ui

@@ -788,6 +788,7 @@
                         <property name="visible">True</property>
                         <property name="can_focus">True</property>
                         <property name="activates_default">True</property>
+                        <property name="overwrite_mode">True</property>
                       </object>
                       <packing>
                         <property name="left_attach">1</property>

include/svx/hexcolorcontrol.hxx

@@ -34,12 +34,17 @@ class SVX_DLLPUBLIC HexColorControl
 {
 private:
     std::unique_ptr<weld::Entry> m_xEntry;
+    Link<weld::Entry&, void> m_aModifyHdl;
+    ImplSVEvent* m_nAsyncModifyEvent;
 
     DECL_STATIC_LINK(HexColorControl, ImplProcessInputHdl, OUString&, bool);
+    DECL_LINK(ImplProcessModifyHdl, weld::Entry&, void);
+    DECL_LINK(OnAsyncModifyHdl, void*, void);
 public:
     HexColorControl(std::unique_ptr<weld::Entry> pEdit);
+    ~HexColorControl();
 
-    void connect_changed(const Link<Entry&, void>& rLink) { m_xEntry->connect_changed(rLink); }
+    void connect_changed(const Link<weld::Entry&, void>& rLink) { m_aModifyHdl = rLink; }
 
     void SetColor( ::Color nColor );
     ::Color GetColor();

svx/source/dialog/hexcolorcontrol.cxx

@@ -19,22 +19,49 @@
 
 #include <svx/hexcolorcontrol.hxx>
 #include <rtl/character.hxx>
+#include <vcl/svapp.hxx>
 
 namespace weld {
 
 HexColorControl::HexColorControl(std::unique_ptr<weld::Entry> pEntry)
     : m_xEntry(std::move(pEntry))
+    , m_nAsyncModifyEvent(nullptr)
 {
     m_xEntry->set_max_length(6);
     m_xEntry->set_width_chars(6);
     m_xEntry->connect_insert_text(LINK(this, HexColorControl, ImplProcessInputHdl));
+    m_xEntry->connect_changed(LINK(this, HexColorControl, ImplProcessModifyHdl));
+}
+
+HexColorControl::~HexColorControl()
+{
+    if (m_nAsyncModifyEvent)
+        Application::RemoveUserEvent(m_nAsyncModifyEvent);
+}
+
+IMPL_LINK_NOARG(HexColorControl, OnAsyncModifyHdl, void*, void)
+{
+    m_nAsyncModifyEvent = nullptr;
+    m_aModifyHdl.Call(*m_xEntry);
+}
+
+// tdf#123291 resend it async so it arrives after ImplProcessInputHdl has been
+// processed
+IMPL_LINK_NOARG(HexColorControl, ImplProcessModifyHdl, weld::Entry&, void)
+{
+    if (m_nAsyncModifyEvent)
+        Application::RemoveUserEvent(m_nAsyncModifyEvent);
+    m_nAsyncModifyEvent = Application::PostUserEvent(LINK(this, HexColorControl, OnAsyncModifyHdl));
 }
 
 void HexColorControl::SetColor(Color nColor)
 {
     OUStringBuffer aBuffer;
     sax::Converter::convertColor(aBuffer, nColor);
-    m_xEntry->set_text(aBuffer.makeStringAndClear().copy(1));
+    OUString sColor = aBuffer.makeStringAndClear().copy(1);
+    if (sColor == m_xEntry->get_text())
+        return;
+    m_xEntry->set_text(sColor);
 }
 
 Color HexColorControl::GetColor()