Big wxDataViewCtrl renderer classes refactoring.

[wxWidgets.git] / src / gtk / textctrl.cpp

diff --git a/src/gtk/textctrl.cpp b/src/gtk/textctrl.cpp
index cfb354c9f4c3f510a7ff1ef4bf9d719804f4eaea..6a8d22424a41b5dac8af4015337c82f6774befbf 100644 (file)
--- a/src/gtk/textctrl.cpp
+++ b/src/gtk/textctrl.cpp
@@ -22,6 +22,7 @@
     #include "wx/math.h"
 #endif
 
     #include "wx/math.h"
 #endif
 

+#include "wx/scopeguard.h"

 #include "wx/strconv.h"
 #include "wx/fontutil.h"        // for wxNativeFontInfo (GetNativeFontInfo())
 
 #include "wx/strconv.h"
 #include "wx/fontutil.h"        // for wxNativeFontInfo (GetNativeFontInfo())
 


@@ -149,7 +150,7 @@ static void wxGtkTextApplyTagsFromAttr(GtkWidget *text,
                                           gtk_text_iter_get_line(start) );
         gtk_text_iter_forward_line(&para_end);
 
                                           gtk_text_iter_get_line(start) );
         gtk_text_iter_forward_line(&para_end);
 

-        wxGtkTextRemoveTagsWithPrefix(text_buffer, "WXALIGNMENT", start, end);
+        wxGtkTextRemoveTagsWithPrefix(text_buffer, "WXALIGNMENT", &para_start, &para_end);

 
         GtkJustification align;
         switch (attr.GetAlignment())
 
         GtkJustification align;
         switch (attr.GetAlignment())


@@ -195,7 +196,7 @@ static void wxGtkTextApplyTagsFromAttr(GtkWidget *text,
                                           gtk_text_iter_get_line(start) );
         gtk_text_iter_forward_line(&para_end);
 
                                           gtk_text_iter_get_line(start) );
         gtk_text_iter_forward_line(&para_end);
 

-        wxGtkTextRemoveTagsWithPrefix(text_buffer, "WXINDENT", start, end);
+        wxGtkTextRemoveTagsWithPrefix(text_buffer, "WXINDENT", &para_start, &para_end);

 
         // Convert indent from 1/10th of a mm into pixels
         float factor =
 
         // Convert indent from 1/10th of a mm into pixels
         float factor =


@@ -239,14 +240,14 @@ static void wxGtkTextApplyTagsFromAttr(GtkWidget *text,
                                           gtk_text_iter_get_line(start) );
         gtk_text_iter_forward_line(&para_end);
 
                                           gtk_text_iter_get_line(start) );
         gtk_text_iter_forward_line(&para_end);
 

-        wxGtkTextRemoveTagsWithPrefix(text_buffer, "WXTABS", start, end);
+        wxGtkTextRemoveTagsWithPrefix(text_buffer, "WXTABS", &para_start, &para_end);

 
         const wxArrayInt& tabs = attr.GetTabs();
 
 
         const wxArrayInt& tabs = attr.GetTabs();
 

-        wxString tagname = _T("WXTABS");
+        wxString tagname = wxT("WXTABS");

         g_snprintf(buf, sizeof(buf), "WXTABS");
         for (size_t i = 0; i < tabs.GetCount(); i++)
         g_snprintf(buf, sizeof(buf), "WXTABS");
         for (size_t i = 0; i < tabs.GetCount(); i++)

-            tagname += wxString::Format(_T(" %d"), tabs[i]);
+            tagname += wxString::Format(wxT(" %d"), tabs[i]);

 
         const wxWX2MBbuf buftag = tagname.utf8_str();
 
 
         const wxWX2MBbuf buftag = tagname.utf8_str();
 


@@ -350,7 +351,7 @@ extern "C" {
 static void
 au_check_word( GtkTextIter *s, GtkTextIter *e )
 {
 static void
 au_check_word( GtkTextIter *s, GtkTextIter *e )
 {

-    static const char *URIPrefixes[] =
+    static const char *const URIPrefixes[] =

     {
         "http://",
         "ftp://",
     {
         "http://",
         "ftp://",


@@ -494,6 +495,27 @@ au_delete_range_callback(GtkTextBuffer * WXUNUSED(buffer),
 }
 }
 
 }
 }
 

+//-----------------------------------------------------------------------------
+//  "populate_popup" from text control and "unmap" from its poup menu
+//-----------------------------------------------------------------------------
+
+extern "C" {
+static void
+gtk_textctrl_popup_unmap( GtkMenu *WXUNUSED(menu), wxTextCtrl* win )
+{
+    win->GTKEnableFocusOutEvent();
+}
+}
+
+extern "C" {
+static void
+gtk_textctrl_populate_popup( GtkEntry *WXUNUSED(entry), GtkMenu *menu, wxTextCtrl *win )
+{
+    win->GTKDisableFocusOutEvent();
+
+    g_signal_connect (menu, "unmap", G_CALLBACK (gtk_textctrl_popup_unmap), win );
+}
+}

 
 //-----------------------------------------------------------------------------
 //  "changed"
 
 //-----------------------------------------------------------------------------
 //  "changed"


@@ -501,7 +523,7 @@ au_delete_range_callback(GtkTextBuffer * WXUNUSED(buffer),
 
 extern "C" {
 static void
 
 extern "C" {
 static void

-gtk_text_changed_callback( GtkWidget * WXUNUSED(widget), wxTextCtrl *win )
+gtk_text_changed_callback( GtkWidget *WXUNUSED(widget), wxTextCtrl *win )

 {
     if ( win->IgnoreTextUpdate() )
         return;
 {
     if ( win->IgnoreTextUpdate() )
         return;


@@ -526,7 +548,7 @@ handle_text_clipboard_callback( GtkWidget *widget, wxTextCtrl *win,
 {
     wxClipboardTextEvent event( eventType, win->GetId() );
     event.SetEventObject( win );
 {
     wxClipboardTextEvent event( eventType, win->GetId() );
     event.SetEventObject( win );

-    if ( win->GetEventHandler()->ProcessEvent( event ) )
+    if ( win->HandleWindowEvent( event ) )

     {
         // don't let the default processing to take place if we did something
         // ourselves in the event handler
     {
         // don't let the default processing to take place if we did something
         // ourselves in the event handler


@@ -557,21 +579,6 @@ gtk_paste_clipboard_callback( GtkWidget *widget, wxTextCtrl *win )
 }
 }
 
 }
 }
 

-//-----------------------------------------------------------------------------
-// "expose_event" from scrolled window and textview
-//-----------------------------------------------------------------------------
-
-extern "C" {
-static gboolean
-gtk_text_exposed_callback( GtkWidget * WXUNUSED(widget),
-                           GdkEventExpose * WXUNUSED(event),
-                           wxTextCtrl * WXUNUSED(win) )
-{
-    return TRUE;
-}
-}
-
-

 //-----------------------------------------------------------------------------
 //  wxTextCtrl
 //-----------------------------------------------------------------------------
 //-----------------------------------------------------------------------------
 //  wxTextCtrl
 //-----------------------------------------------------------------------------


@@ -614,7 +621,6 @@ void wxTextCtrl::Init()
     SetUpdateFont(false);
 
     m_text = NULL;
     SetUpdateFont(false);
 
     m_text = NULL;

-    m_freezeCount = 0;

     m_showPositionOnThaw = NULL;
     m_gdkHandCursor = NULL;
     m_gdkXTermCursor = NULL;
     m_showPositionOnThaw = NULL;
     m_gdkHandCursor = NULL;
     m_gdkXTermCursor = NULL;


@@ -687,7 +693,7 @@ bool wxTextCtrl::Create( wxWindow *parent,
 
         GTKSetWrapMode();
 
 
         GTKSetWrapMode();
 

-        GtkScrolledWindowSetBorder(m_widget, style);
+        GTKScrolledWindowSetBorder(m_widget, style);

 
         gtk_widget_add_events( GTK_WIDGET(m_text), GDK_ENTER_NOTIFY_MASK | GDK_LEAVE_NOTIFY_MASK );
 
 
         gtk_widget_add_events( GTK_WIDGET(m_text), GDK_ENTER_NOTIFY_MASK | GDK_LEAVE_NOTIFY_MASK );
 


@@ -698,10 +704,15 @@ bool wxTextCtrl::Create( wxWindow *parent,
         // a single-line text control: no need for scrollbars
         m_widget =
         m_text = gtk_entry_new();
         // a single-line text control: no need for scrollbars
         m_widget =
         m_text = gtk_entry_new();

+        // work around probable bug in GTK+ 2.18 when calling WriteText on a
+        // new, empty control, see http://trac.wxwidgets.org/ticket/11409
+        gtk_entry_get_text((GtkEntry*)m_text);

 
         if (style & wxNO_BORDER)
             g_object_set (m_text, "has-frame", FALSE, NULL);
 
         if (style & wxNO_BORDER)
             g_object_set (m_text, "has-frame", FALSE, NULL);

+

     }
     }

+    g_object_ref(m_widget);

 
     m_parent->DoAddChild( this );
 
 
     m_parent->DoAddChild( this );
 


@@ -726,6 +737,11 @@ bool wxTextCtrl::Create( wxWindow *parent,
                           G_CALLBACK (gtk_text_changed_callback), this);
     }
 
                           G_CALLBACK (gtk_text_changed_callback), this);
     }
 

+    // Catch to disable focus out handling
+    g_signal_connect (m_text, "populate_popup",
+                      G_CALLBACK (gtk_textctrl_populate_popup),
+                      this);
+

     if (!value.empty())
     {
         SetValue( value );
     if (!value.empty())
     {
         SetValue( value );


@@ -806,6 +822,11 @@ GtkEditable *wxTextCtrl::GetEditable() const
     return GTK_EDITABLE(m_text);
 }
 
     return GTK_EDITABLE(m_text);
 }
 

+GtkEntry *wxTextCtrl::GetEntry() const
+{
+    return GTK_ENTRY(m_text);
+}
+

 // ----------------------------------------------------------------------------
 // flags handling
 // ----------------------------------------------------------------------------
 // ----------------------------------------------------------------------------
 // flags handling
 // ----------------------------------------------------------------------------


@@ -970,6 +991,22 @@ void wxTextCtrl::DoSetValue( const wxString &value, int flags )
         return;
     }
 
         return;
     }
 

+    if (value.IsEmpty())
+    {
+        if ( !(flags & SetValue_SendEvent) )
+            EnableTextChangedEvents(false);
+
+        gtk_text_buffer_set_text( m_buffer, "", 0 );
+
+        if ( !(flags & SetValue_SendEvent) )
+            EnableTextChangedEvents(true);
+
+        return;
+    }
+
+#if wxUSE_UNICODE
+    const wxCharBuffer buffer(value.utf8_str());
+#else

     wxFontEncoding enc = m_defaultStyle.HasFont()
                             ? m_defaultStyle.GetFont().GetEncoding()
                             : wxFONTENCODING_SYSTEM;
     wxFontEncoding enc = m_defaultStyle.HasFont()
                             ? m_defaultStyle.GetFont().GetEncoding()
                             : wxFONTENCODING_SYSTEM;


@@ -984,6 +1021,7 @@ void wxTextCtrl::DoSetValue( const wxString &value, int flags )
         wxLogWarning(_("Failed to set text in the text control."));
         return;
     }
         wxLogWarning(_("Failed to set text in the text control."));
         return;
     }

+#endif

 
     if ( !(flags & SetValue_SendEvent) )
     {
 
     if ( !(flags & SetValue_SendEvent) )
     {


@@ -1004,9 +1042,6 @@ void wxTextCtrl::DoSetValue( const wxString &value, int flags )
     {
         EnableTextChangedEvents(true);
     }
     {
         EnableTextChangedEvents(true);
     }

-
-    // This was added after discussion on the list
-    SetInsertionPoint(0);

 }
 
 void wxTextCtrl::WriteText( const wxString &text )
 }
 
 void wxTextCtrl::WriteText( const wxString &text )


@@ -1022,6 +1057,9 @@ void wxTextCtrl::WriteText( const wxString &text )
         return;
     }
 
         return;
     }
 

+#if wxUSE_UNICODE
+    const wxCharBuffer buffer(text.utf8_str());
+#else

     // check if we have a specific style for the current position
     wxFontEncoding enc = wxFONTENCODING_SYSTEM;
     wxTextAttr style;
     // check if we have a specific style for the current position
     wxFontEncoding enc = wxFONTENCODING_SYSTEM;
     wxTextAttr style;


@@ -1042,6 +1080,7 @@ void wxTextCtrl::WriteText( const wxString &text )
         wxLogWarning(_("Failed to insert text in the control."));
         return;
     }
         wxLogWarning(_("Failed to insert text in the control."));
         return;
     }

+#endif

 
     // First remove the selection if there is one
     // TODO:  Is there an easier GTK specific way to do this?
 
     // First remove the selection if there is one
     // TODO:  Is there an easier GTK specific way to do this?


@@ -1222,6 +1261,7 @@ bool wxTextCtrl::Enable( bool enable )
     }
 
     gtk_widget_set_sensitive( m_text, enable );
     }
 
     gtk_widget_set_sensitive( m_text, enable );

+    SetCursor(enable ? wxCursor(wxCURSOR_IBEAM) : wxCursor());

 
     return true;
 }
 
     return true;
 }


@@ -1314,8 +1354,7 @@ void wxTextCtrl::SetSelection( long from, long to )
         gtk_text_buffer_get_iter_at_offset( m_buffer, &fromi, from );
         gtk_text_buffer_get_iter_at_offset( m_buffer, &toi, to );
 
         gtk_text_buffer_get_iter_at_offset( m_buffer, &fromi, from );
         gtk_text_buffer_get_iter_at_offset( m_buffer, &toi, to );
 

-        gtk_text_buffer_place_cursor( m_buffer, &toi );
-        gtk_text_buffer_move_mark_by_name( m_buffer, "selection_bound", &fromi );
+        gtk_text_buffer_select_range( m_buffer, &fromi, &toi );

     }
     else // single line
     {
     }
     else // single line
     {


@@ -1527,7 +1566,7 @@ void wxTextCtrl::OnChar( wxKeyEvent &key_event )
             wxCommandEvent event(wxEVT_COMMAND_TEXT_ENTER, m_windowId);
             event.SetEventObject(this);
             event.SetString(GetValue());
             wxCommandEvent event(wxEVT_COMMAND_TEXT_ENTER, m_windowId);
             event.SetEventObject(this);
             event.SetString(GetValue());

-            if ( GetEventHandler()->ProcessEvent(event) )
+            if ( HandleWindowEvent(event) )

                 return;
         }
     }
                 return;
         }
     }


@@ -1583,7 +1622,7 @@ void wxTextCtrl::ChangeFontGlobally()
     //
     // TODO: it can be implemented much more efficiently for GTK2
     wxASSERT_MSG( IsMultiLine(),
     //
     // TODO: it can be implemented much more efficiently for GTK2
     wxASSERT_MSG( IsMultiLine(),

-                  _T("shouldn't be called for single line controls") );
+                  wxT("shouldn't be called for single line controls") );

 
     wxString value = GetValue();
     if ( !value.empty() )
 
     wxString value = GetValue();
     if ( !value.empty() )


@@ -1635,7 +1674,7 @@ bool wxTextCtrl::SetStyle( long start, long end, const wxTextAttr& style )
         gint l = gtk_text_buffer_get_char_count( m_buffer );
 
         wxCHECK_MSG( start >= 0 && end <= l, false,
         gint l = gtk_text_buffer_get_char_count( m_buffer );
 
         wxCHECK_MSG( start >= 0 && end <= l, false,

-                     _T("invalid range in wxTextCtrl::SetStyle") );
+                     wxT("invalid range in wxTextCtrl::SetStyle") );

 
         GtkTextIter starti, endi;
         gtk_text_buffer_get_iter_at_offset( m_buffer, &starti, start );
 
         GtkTextIter starti, endi;
         gtk_text_buffer_get_iter_at_offset( m_buffer, &starti, start );


@@ -1650,6 +1689,50 @@ bool wxTextCtrl::SetStyle( long start, long end, const wxTextAttr& style )
     return false;
 }
 
     return false;
 }
 

+bool wxTextCtrl::GetStyle(long position, wxTextAttr& style)
+{
+    if ( !IsMultiLine() )
+    {
+        // no styles for GtkEntry
+        return false;
+    }
+
+    gint l = gtk_text_buffer_get_char_count( m_buffer );
+
+    wxCHECK_MSG( position >= 0 && position <= l, false,
+                 _T("invalid range in wxTextCtrl::GetStyle") );
+
+    GtkTextIter positioni;
+    gtk_text_buffer_get_iter_at_offset(m_buffer, &positioni, position);
+
+    // Obtain a copy of the default attributes
+    GtkTextAttributes * const
+        pattr = gtk_text_view_get_default_attributes(GTK_TEXT_VIEW(m_text));
+    wxON_BLOCK_EXIT1( g_free, pattr );
+
+    // And query GTK for the attributes at the given position using it as base
+    if ( !gtk_text_iter_get_attributes(&positioni, pattr) )
+    {
+        style = m_defaultStyle;
+    }
+    else // have custom attributes
+    {
+        style.SetBackgroundColour(pattr->appearance.bg_color);
+        style.SetTextColour(pattr->appearance.fg_color);
+
+        const wxGtkString
+            pangoFontString(pango_font_description_to_string(pattr->font));
+
+        wxFont font;
+        if ( font.SetNativeFontInfo(wxString(pangoFontString)) )
+            style.SetFont(font);
+
+        // TODO: set alignment, tabs and indents
+    }
+
+    return true;
+}
+

 void wxTextCtrl::DoApplyWidgetStyle(GtkRcStyle *style)
 {
     gtk_widget_modify_style(m_text, style);
 void wxTextCtrl::DoApplyWidgetStyle(GtkRcStyle *style)
 {
     gtk_widget_modify_style(m_text, style);


@@ -1718,60 +1801,52 @@ wxSize wxTextCtrl::DoGetBestSize() const
 // freeze/thaw
 // ----------------------------------------------------------------------------
 
 // freeze/thaw
 // ----------------------------------------------------------------------------
 

-void wxTextCtrl::Freeze()
+void wxTextCtrl::DoFreeze()

 {
     wxCHECK_RET(m_text != NULL, wxT("invalid text ctrl"));
 
 {
     wxCHECK_RET(m_text != NULL, wxT("invalid text ctrl"));
 

+    wxWindow::DoFreeze();
+

     if ( HasFlag(wxTE_MULTILINE) )
     {
     if ( HasFlag(wxTE_MULTILINE) )
     {

-        if (m_freezeCount++ == 0)
-        {
-            // freeze textview updates and remove buffer
-            g_signal_connect (m_text, "expose_event",
-                              G_CALLBACK (gtk_text_exposed_callback), this);
-            g_signal_connect (m_widget, "expose_event",
-                              G_CALLBACK (gtk_text_exposed_callback), this);
-            gtk_widget_set_sensitive(m_widget, false);
-            g_object_ref(m_buffer);
-            GtkTextBuffer* buf_new = gtk_text_buffer_new(NULL);
-            GtkTextMark* mark = GTK_TEXT_VIEW(m_text)->first_para_mark;
-            gtk_text_view_set_buffer(GTK_TEXT_VIEW(m_text), buf_new);
-            // gtk_text_view_set_buffer adds its own reference
-            g_object_unref(buf_new);
-            // This mark should be deleted when the buffer is changed,
-            // but it's not (in GTK+ up to at least 2.10.6).
-            // Otherwise these anonymous marks start to build up in the buffer,
-            // and Freeze takes longer and longer each time it is called.
-            if (GTK_IS_TEXT_MARK(mark) && !gtk_text_mark_get_deleted(mark))
-                gtk_text_buffer_delete_mark(m_buffer, mark);
-        }
+        GTKFreezeWidget(m_text);
+
+        // removing buffer dramatically speeds up insertion:
+        g_object_ref(m_buffer);
+        GtkTextBuffer* buf_new = gtk_text_buffer_new(NULL);
+        GtkTextMark* mark = GTK_TEXT_VIEW(m_text)->first_para_mark;
+        gtk_text_view_set_buffer(GTK_TEXT_VIEW(m_text), buf_new);
+        // gtk_text_view_set_buffer adds its own reference
+        g_object_unref(buf_new);
+        // This mark should be deleted when the buffer is changed,
+        // but it's not (in GTK+ up to at least 2.10.6).
+        // Otherwise these anonymous marks start to build up in the buffer,
+        // and Freeze takes longer and longer each time it is called.
+        if (GTK_IS_TEXT_MARK(mark) && !gtk_text_mark_get_deleted(mark))
+            gtk_text_buffer_delete_mark(m_buffer, mark);

     }
 }
 
     }
 }
 

-void wxTextCtrl::Thaw()
+void wxTextCtrl::DoThaw()

 {
     if ( HasFlag(wxTE_MULTILINE) )
     {
 {
     if ( HasFlag(wxTE_MULTILINE) )
     {

-        wxCHECK_RET(m_freezeCount != 0, _T("Thaw() without matching Freeze()"));
+        // reattach buffer:
+        gtk_text_view_set_buffer(GTK_TEXT_VIEW(m_text), m_buffer);
+        g_object_unref(m_buffer);

 
 

-        if (--m_freezeCount == 0)
+        if (m_showPositionOnThaw != NULL)

         {
         {

-            // Reattach buffer and thaw textview updates
-            gtk_text_view_set_buffer(GTK_TEXT_VIEW(m_text), m_buffer);
-            g_object_unref(m_buffer);
-            gtk_widget_set_sensitive(m_widget, true);
-            g_signal_handlers_disconnect_by_func (m_widget,
-                    (gpointer) gtk_text_exposed_callback, this);
-            g_signal_handlers_disconnect_by_func (m_text,
-                    (gpointer) gtk_text_exposed_callback, this);
-            if (m_showPositionOnThaw != NULL)
-            {
-                gtk_text_view_scroll_mark_onscreen(
-                    GTK_TEXT_VIEW(m_text), m_showPositionOnThaw);
-                m_showPositionOnThaw = NULL;
-            }
+            gtk_text_view_scroll_mark_onscreen(
+                GTK_TEXT_VIEW(m_text), m_showPositionOnThaw);
+            m_showPositionOnThaw = NULL;

         }
         }

+
+        // and thaw the window
+        GTKThawWidget(m_text);

     }
     }

+
+    wxWindow::DoThaw();

 }
 
 // ----------------------------------------------------------------------------
 }
 
 // ----------------------------------------------------------------------------


@@ -1823,8 +1898,8 @@ void wxTextCtrl::OnUrlMouseEvent(wxMouseEvent& event)
 
     InitCommandEvent(url_event);
     // Is that a good idea? Seems not (pleasure with gtk_text_view_start_selection_drag)
 
     InitCommandEvent(url_event);
     // Is that a good idea? Seems not (pleasure with gtk_text_view_start_selection_drag)

-    //event.Skip(!GetEventHandler()->ProcessEvent(url_event));
-    GetEventHandler()->ProcessEvent(url_event);
+    //event.Skip(!HandleWindowEvent(url_event));
+    HandleWindowEvent(url_event);

 }
 
 bool wxTextCtrl::GTKProcessEvent(wxEvent& event) const
 }
 
 bool wxTextCtrl::GTKProcessEvent(wxEvent& event) const