]> git.saurik.com Git - wxWidgets.git/blobdiff - src/gtk1/textctrl.cpp
only work on the focus if the control is shown
[wxWidgets.git] / src / gtk1 / textctrl.cpp
index 675eafd62e7e331aabd4d87d0b91668273b6adb2..7ae4bda8cb795e5941c1ba4b7070bc484bf1bc66 100644 (file)
@@ -7,10 +7,13 @@
 // Licence:     wxWindows licence
 /////////////////////////////////////////////////////////////////////////////
 
-#ifdef __GNUG__
+#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
 #pragma implementation "textctrl.h"
 #endif
 
+// For compilers that support precompilation, includes "wx.h".
+#include "wx/wxprec.h"
+
 #include "wx/textctrl.h"
 #include "wx/utils.h"
 #include "wx/intl.h"
@@ -18,6 +21,7 @@
 #include "wx/settings.h"
 #include "wx/panel.h"
 #include "wx/strconv.h"
+#include "wx/fontutil.h"        // for wxNativeFontInfo (GetNativeFontInfo())
 
 #include <sys/types.h>
 #include <sys/stat.h>
@@ -46,12 +50,41 @@ extern wxWindowGTK *g_delayedFocus;
 // helpers
 // ----------------------------------------------------------------------------
 
+#ifdef __WXGTK20__
+static void wxGtkTextInsert(GtkWidget *text,
+                            GtkTextBuffer *text_buffer,
+                            const wxTextAttr& attr,
+                            wxCharBuffer buffer)
+
+{
+    PangoFontDescription *font_description = attr.HasFont()
+                         ? attr.GetFont().GetNativeFontInfo()->description
+                         : NULL;
+
+    GdkColor *colFg = attr.HasTextColour() ? attr.GetTextColour().GetColor()
+                                           : NULL;
+
+    GdkColor *colBg = attr.HasBackgroundColour()
+                        ? attr.GetBackgroundColour().GetColor()
+                        : NULL;
+
+    GtkTextTag *tag;
+    tag = gtk_text_buffer_create_tag( text_buffer, NULL, "font-desc", font_description,
+                                     "foreground-gdk", colFg,
+                                     "background-gdk", colBg, NULL );
+
+    GtkTextIter iter;
+    gtk_text_buffer_get_iter_at_mark( text_buffer, &iter,
+                                     gtk_text_buffer_get_insert (text_buffer) );
+
+    gtk_text_buffer_insert_with_tags( text_buffer, &iter, buffer, strlen(buffer), tag, NULL );
+}
+#else
 static void wxGtkTextInsert(GtkWidget *text,
                             const wxTextAttr& attr,
                             const char *txt,
                             size_t len)
 {
-#ifndef __WXGTK__
     GdkFont *font = attr.HasFont() ? attr.GetFont().GetInternalFont()
                                    : NULL;
 
@@ -63,8 +96,8 @@ static void wxGtkTextInsert(GtkWidget *text,
                         : NULL;
 
     gtk_text_insert( GTK_TEXT(text), font, colFg, colBg, txt, len );
-#endif
 }
+#endif // GTK 1.x
 
 // ----------------------------------------------------------------------------
 // "insert_text" for GtkEntry
@@ -120,10 +153,10 @@ gtk_text_changed_callback( GtkWidget *widget, wxTextCtrl *win )
 
     if (g_isIdle)
         wxapp_install_idle_handler();
-        
+
     win->SetModified();
     win->UpdateFontIfNeeded();
-    
+
     wxCommandEvent event( wxEVT_COMMAND_TEXT_UPDATED, win->GetId() );
     event.SetEventObject( win );
     event.SetString( win->GetValue() );
@@ -248,7 +281,7 @@ bool wxTextCtrl::Create( wxWindow *parent,
     m_vScrollbarVisible = FALSE;
 
     bool multi_line = (style & wxTE_MULTILINE) != 0;
-    
+
 #ifdef __WXGTK20__
     GtkTextBuffer *buffer = NULL;
 #endif
@@ -258,17 +291,17 @@ bool wxTextCtrl::Create( wxWindow *parent,
 #ifdef __WXGTK20__
         // Create view
         m_text = gtk_text_view_new();
-        
+
         buffer = gtk_text_view_get_buffer( GTK_TEXT_VIEW(m_text) );
-        
+
         // create scrolled window
         m_widget = gtk_scrolled_window_new( NULL, NULL );
         gtk_scrolled_window_set_policy( GTK_SCROLLED_WINDOW( m_widget ),
                                         GTK_POLICY_AUTOMATIC, GTK_POLICY_AUTOMATIC );
-                                        
+
         // Insert view into scrolled window
         gtk_container_add( GTK_CONTAINER(m_widget), m_text );
-        
+
         // Global settings which can be overridden by tags, I guess.
         if (HasFlag( wxHSCROLL ))
             gtk_text_view_set_wrap_mode( GTK_TEXT_VIEW( m_text ), GTK_WRAP_NONE );
@@ -374,7 +407,7 @@ bool wxTextCtrl::Create( wxWindow *parent,
             // Bring editable's cursor uptodate. Bug in GTK.
             SET_EDITABLE_POS(m_text, gtk_text_get_point( GTK_TEXT(m_text) ));
         }
-        
+
 #endif
     }
 
@@ -424,10 +457,8 @@ bool wxTextCtrl::Create( wxWindow *parent,
 
     m_cursor = wxCursor( wxCURSOR_IBEAM );
 
-#ifndef __WXGTK20__
     wxTextAttr attrDef( colFg, m_backgroundColour, parent->GetFont() );
     SetDefaultStyle( attrDef );
-#endif
 
     Show( TRUE );
 
@@ -469,20 +500,20 @@ wxString wxTextCtrl::GetValue() const
     {
 #ifdef __WXGTK20__
         GtkTextBuffer *text_buffer = gtk_text_view_get_buffer( GTK_TEXT_VIEW(m_text) );
-        
+
         GtkTextIter start;
         gtk_text_buffer_get_start_iter( text_buffer, &start );
         GtkTextIter end;
         gtk_text_buffer_get_end_iter( text_buffer, &end );
         gchar *text = gtk_text_buffer_get_text( text_buffer, &start, &end, TRUE );
-        
+
 #if wxUSE_UNICODE
         wxWCharBuffer buffer( wxConvUTF8.cMB2WX( text ) );
 #else
         wxCharBuffer buffer( wxConvLocal.cWC2WX( wxConvUTF8.cMB2WC( text ) ) );
 #endif
         tmp = buffer;
-        
+
         g_free( text );
 #else
         gint len = gtk_text_get_length( GTK_TEXT(m_text) );
@@ -495,7 +526,7 @@ wxString wxTextCtrl::GetValue() const
     {
         tmp = wxGTK_CONV_BACK( gtk_entry_get_text( GTK_ENTRY(m_text) ) );
     }
-    
+
     return tmp;
 }
 
@@ -511,10 +542,10 @@ void wxTextCtrl::SetValue( const wxString &value )
         wxCharBuffer buffer( wxConvUTF8.cWX2MB( value) );
 #else
         wxCharBuffer buffer( wxConvUTF8.cWC2MB( wxConvLocal.cWX2WC( value ) ) );
-#endif        
+#endif
         GtkTextBuffer *text_buffer = gtk_text_view_get_buffer( GTK_TEXT_VIEW(m_text) );
         gtk_text_buffer_set_text( text_buffer, buffer, strlen(buffer) );
-        
+
 #else
         gint len = gtk_text_get_length( GTK_TEXT(m_text) );
         gtk_editable_delete_text( GTK_EDITABLE(m_text), 0, len );
@@ -531,7 +562,7 @@ void wxTextCtrl::SetValue( const wxString &value )
     //   the lists. wxWindows 2.2 will have a set of flags to
     //   customize this behaviour.
     SetInsertionPoint(0);
-    
+
     m_modified = FALSE;
 }
 
@@ -550,44 +581,51 @@ void wxTextCtrl::WriteText( const wxString &text )
         wxCharBuffer buffer( wxConvUTF8.cWX2MB( text ) );
 #else
         wxCharBuffer buffer( wxConvUTF8.cWC2MB( wxConvLocal.cWX2WC( text ) ) );
-#endif        
+#endif
         GtkTextBuffer *text_buffer = gtk_text_view_get_buffer( GTK_TEXT_VIEW(m_text) );
-        gtk_text_buffer_insert_at_cursor( text_buffer, buffer, strlen(buffer) );
-        
-#else
+
+        // TODO: Call whatever is needed to delete the selection.
+        wxGtkTextInsert( m_text, text_buffer, m_defaultStyle, buffer );
+
+        // Scroll to cursor.
+        GtkTextIter iter;
+        gtk_text_buffer_get_iter_at_mark( text_buffer, &iter,  gtk_text_buffer_get_insert( text_buffer ) );
+        gtk_text_view_scroll_to_iter( GTK_TEXT_VIEW(m_text), &iter, 0.0, FALSE, 0.0, 1.0 );
+#else // GTK 1.x
         // After cursor movements, gtk_text_get_point() is wrong by one.
         gtk_text_set_point( GTK_TEXT(m_text), GET_EDITABLE_POS(m_text) );
 
         // always use m_defaultStyle, even if it is empty as otherwise
         // resetting the style and appending some more text wouldn't work: if
         // we don't specify the style explicitly, the old style would be used
+        gtk_editable_delete_selection( GTK_EDITABLE(m_text) );
         wxGtkTextInsert(m_text, m_defaultStyle, text.c_str(), text.Len());
 
         // Bring editable's cursor back uptodate.
         SET_EDITABLE_POS(m_text, gtk_text_get_point( GTK_TEXT(m_text) ));
-#endif
+#endif // GTK 1.x/2.0
     }
     else // single line
     {
+        // First remove the selection if there is one
+        gtk_editable_delete_selection( GTK_EDITABLE(m_text) );
+
         // This moves the cursor pos to behind the inserted text.
         gint len = GET_EDITABLE_POS(m_text);
-        
+
 #ifdef __WXGTK20__
 
 #if wxUSE_UNICODE
         wxCharBuffer buffer( wxConvUTF8.cWX2MB( text ) );
 #else
         wxCharBuffer buffer( wxConvUTF8.cWC2MB( wxConvLocal.cWX2WC( text ) ) );
-#endif        
+#endif
         gtk_editable_insert_text( GTK_EDITABLE(m_text), buffer, strlen(buffer), &len );
-        
+
 #else
         gtk_editable_insert_text( GTK_EDITABLE(m_text), text.c_str(), text.Len(), &len );
 #endif
 
-        // Bring editable's cursor uptodate.
-        len += text.Len();
-
         // Bring entry's cursor uptodate.
         gtk_entry_set_position( GTK_ENTRY(m_text), len );
     }
@@ -710,7 +748,7 @@ int wxTextCtrl::GetNumberOfLines() const
     {
 #ifdef __WXGTK20__
         GtkTextBuffer *buffer = gtk_text_view_get_buffer( GTK_TEXT_VIEW(m_text) );
-        
+
         return gtk_text_buffer_get_line_count( buffer );
 #else
         gint len = gtk_text_get_length( GTK_TEXT(m_text) );
@@ -928,6 +966,12 @@ void wxTextCtrl::SetSelection( long from, long to )
 {
     wxCHECK_RET( m_text != NULL, wxT("invalid text ctrl") );
 
+    if (from == -1 && to == -1)
+    {
+        from = 0;
+        to = GetValue().Length();
+    }
+
 #ifndef __WXGTK20__
     if ( (m_windowStyle & wxTE_MULTILINE) &&
          !GTK_TEXT(m_text)->line_start_cache )
@@ -941,7 +985,14 @@ void wxTextCtrl::SetSelection( long from, long to )
     if (m_windowStyle & wxTE_MULTILINE)
     {
 #ifdef __WXGTK20__
-        // ????
+        GtkTextBuffer *buf = gtk_text_view_get_buffer( GTK_TEXT_VIEW(m_text) );
+
+        GtkTextIter fromi, toi;
+        gtk_text_buffer_get_iter_at_offset( buf, &fromi, from );
+        gtk_text_buffer_get_iter_at_offset( buf, &toi, to );
+
+        gtk_text_buffer_place_cursor( buf, &toi );
+        gtk_text_buffer_move_mark_by_name( buf, "selection_bound", &fromi );
 #else
         gtk_editable_select_region( GTK_EDITABLE(m_text), (gint)from, (gint)to );
 #endif
@@ -977,15 +1028,15 @@ long wxTextCtrl::GetInsertionPoint() const
     if (m_windowStyle & wxTE_MULTILINE)
     {
         GtkTextBuffer *text_buffer = gtk_text_view_get_buffer( GTK_TEXT_VIEW(m_text) );
-        
+
         // There is no direct accessor for the cursor, but
         // internally, the cursor is the "mark" called
         // "insert" in the text view's btree structure.
-        
+
         GtkTextMark *mark = gtk_text_buffer_get_insert( text_buffer );
         GtkTextIter cursor;
         gtk_text_buffer_get_iter_at_mark( text_buffer, &cursor, mark );
-        
+
         return gtk_text_iter_get_offset( &cursor );
     }
     else
@@ -1000,14 +1051,14 @@ long wxTextCtrl::GetLastPosition() const
     wxCHECK_MSG( m_text != NULL, 0, wxT("invalid text ctrl") );
 
     int pos = 0;
-    
+
     if (m_windowStyle & wxTE_MULTILINE)
     {
 #ifdef __WXGTK20__
         GtkTextBuffer *text_buffer = gtk_text_view_get_buffer( GTK_TEXT_VIEW(m_text) );
         GtkTextIter end;
         gtk_text_buffer_get_end_iter( text_buffer, &end );
-        
+
         pos = gtk_text_iter_get_offset( &end );
 #else
         pos = gtk_text_get_length( GTK_TEXT(m_text) );
@@ -1025,29 +1076,44 @@ void wxTextCtrl::Remove( long from, long to )
 {
     wxCHECK_RET( m_text != NULL, wxT("invalid text ctrl") );
 
-#ifndef __WXGTK20__
-    gtk_editable_delete_text( GTK_EDITABLE(m_text), (gint)from, (gint)to );
+#ifdef __WXGTK20__
+    if (m_windowStyle & wxTE_MULTILINE)
+    {
+        GtkTextBuffer *
+            text_buffer = gtk_text_view_get_buffer( GTK_TEXT_VIEW(m_text) );
+
+        GtkTextIter fromi, toi;
+        gtk_text_buffer_get_iter_at_offset( text_buffer, &fromi, from );
+        gtk_text_buffer_get_iter_at_offset( text_buffer, &toi, to );
+
+        gtk_text_buffer_delete( text_buffer, &fromi, &toi );
+    }
+    else // single line
 #endif
+    gtk_editable_delete_text( GTK_EDITABLE(m_text), (gint)from, (gint)to );
 }
 
 void wxTextCtrl::Replace( long from, long to, const wxString &value )
 {
     wxCHECK_RET( m_text != NULL, wxT("invalid text ctrl") );
 
-#ifndef __WXGTK20__
-    gtk_editable_delete_text( GTK_EDITABLE(m_text), (gint)from, (gint)to );
+    Remove( from, to );
 
     if (!value.IsEmpty())
     {
+#ifdef __WXGTK20__
+        SetInsertionPoint( from );
+        WriteText( value );
+#else // GTK 1.x
         gint pos = (gint)from;
 #if wxUSE_UNICODE
         wxWX2MBbuf buf = value.mbc_str();
         gtk_editable_insert_text( GTK_EDITABLE(m_text), buf, strlen(buf), &pos );
 #else
         gtk_editable_insert_text( GTK_EDITABLE(m_text), value, value.Length(), &pos );
-#endif
+#endif // wxUSE_UNICODE
+#endif // GTK 1.x/2.x
     }
-#endif
 }
 
 void wxTextCtrl::Cut()
@@ -1110,31 +1176,49 @@ void wxTextCtrl::GetSelection(long* fromOut, long* toOut) const
 {
     wxCHECK_RET( m_text != NULL, wxT("invalid text ctrl") );
 
-    gint from, to;
+    gint from = -1;
+    gint to = -1;
+    bool haveSelection = FALSE;
+
 #ifdef __WXGTK20__
-    if ( !gtk_editable_get_selection_bounds(GTK_EDITABLE(m_text), &from, &to) )
-#else
-    if ( !(GTK_EDITABLE(m_text)->has_selection) )
-#endif
-    {
-        from =
-        to = GetInsertionPoint();
-    }
-    else // got selection
-    {
-#ifndef __WXGTK20__
-        from = (long) GTK_EDITABLE(m_text)->selection_start_pos;
-        to = (long) GTK_EDITABLE(m_text)->selection_end_pos;
+     if (m_windowStyle & wxTE_MULTILINE)
+     {
+         GtkTextBuffer *buffer = gtk_text_view_get_buffer (GTK_TEXT_VIEW (m_text));
+         GtkTextIter ifrom, ito;
+         if ( gtk_text_buffer_get_selection_bounds(buffer, &ifrom, &ito) )
+         {
+             haveSelection = TRUE;
+             from = gtk_text_iter_get_offset(&ifrom);
+             to = gtk_text_iter_get_offset(&ito);
+         }
+     }
+     else  // not multi-line
+     {
+         if ( gtk_editable_get_selection_bounds( GTK_EDITABLE(m_text),
+                                                 &from, &to) )
+         {
+             haveSelection = TRUE;
+         }
+     }
+#else //  not GTK2
+     if ( (GTK_EDITABLE(m_text)->has_selection) )
+     {
+         haveSelection = TRUE;
+         from = (long) GTK_EDITABLE(m_text)->selection_start_pos;
+         to = (long) GTK_EDITABLE(m_text)->selection_end_pos;
+     }
 #endif
 
-        if ( from > to )
-        {
-            // exchange them to be compatible with wxMSW
-            gint tmp = from;
-            from = to;
-            to = tmp;
-        }
-    }
+     if (! haveSelection )
+          from = to = GetInsertionPoint();
+
+     if ( from > to )
+     {
+         // exchange them to be compatible with wxMSW
+         gint tmp = from;
+         from = to;
+         to = tmp;
+     }
 
     if ( fromOut )
         *fromOut = from;
@@ -1142,12 +1226,20 @@ void wxTextCtrl::GetSelection(long* fromOut, long* toOut) const
         *toOut = to;
 }
 
+
 bool wxTextCtrl::IsEditable() const
 {
     wxCHECK_MSG( m_text != NULL, FALSE, wxT("invalid text ctrl") );
 
 #ifdef __WXGTK20__
-    return gtk_editable_get_editable(GTK_EDITABLE(m_text));
+    if (m_windowStyle & wxTE_MULTILINE)
+    {
+        return gtk_text_view_get_editable(GTK_TEXT_VIEW(m_text));
+    }
+    else
+    {
+        return gtk_editable_get_editable(GTK_EDITABLE(m_text));
+    }
 #else
     return GTK_EDITABLE(m_text)->editable;
 #endif
@@ -1167,7 +1259,7 @@ void wxTextCtrl::OnChar( wxKeyEvent &key_event )
 {
     wxCHECK_RET( m_text != NULL, wxT("invalid text ctrl") );
 
-    if ((key_event.KeyCode() == WXK_RETURN) && (m_windowStyle & wxPROCESS_ENTER))
+    if ((key_event.GetKeyCode() == WXK_RETURN) && (m_windowStyle & wxPROCESS_ENTER))
     {
         wxCommandEvent event(wxEVT_COMMAND_TEXT_ENTER, m_windowId);
         event.SetEventObject(this);
@@ -1175,15 +1267,15 @@ void wxTextCtrl::OnChar( wxKeyEvent &key_event )
         if (GetEventHandler()->ProcessEvent(event)) return;
     }
 
-    if ((key_event.KeyCode() == WXK_RETURN) && !(m_windowStyle & wxTE_MULTILINE))
+    if ((key_event.GetKeyCode() == WXK_RETURN) && !(m_windowStyle & wxTE_MULTILINE))
     {
         // This will invoke the dialog default action, such
         // as the clicking the default button.
-    
+
         wxWindow *top_frame = m_parent;
         while (top_frame->GetParent() && !(top_frame->IsTopLevel()))
             top_frame = top_frame->GetParent();
-        
+
         if (top_frame && GTK_IS_WINDOW(top_frame->m_widget))
         {
             GtkWindow *window = GTK_WINDOW(top_frame->m_widget);
@@ -1300,7 +1392,7 @@ bool wxTextCtrl::SetBackgroundColour( const wxColour &colour )
 
     if (m_windowStyle & wxTE_MULTILINE)
     {
-#ifndef __WXGTK__
+#ifndef __WXGTK20__
         GdkWindow *window = GTK_TEXT(m_text)->text_area;
         if (!window)
             return FALSE;
@@ -1318,16 +1410,50 @@ bool wxTextCtrl::SetBackgroundColour( const wxColour &colour )
 
 bool wxTextCtrl::SetStyle( long start, long end, const wxTextAttr& style )
 {
-    /* VERY dirty way to do that - removes the required text and re-adds it
-       with styling (FIXME) */
     if ( m_windowStyle & wxTE_MULTILINE )
     {
-#ifndef __WXGTK20__
         if ( style.IsDefault() )
         {
             // nothing to do
             return TRUE;
         }
+#ifdef __WXGTK20__
+        GtkTextBuffer *text_buffer = gtk_text_view_get_buffer( GTK_TEXT_VIEW(m_text) );
+        gint l = gtk_text_buffer_get_char_count( text_buffer );
+
+        wxCHECK_MSG( start >= 0 && end <= l, FALSE,
+                     _T("invalid range in wxTextCtrl::SetStyle") );
+
+        GtkTextIter starti, endi;
+        gtk_text_buffer_get_iter_at_offset( text_buffer, &starti, start );
+        gtk_text_buffer_get_iter_at_offset( text_buffer, &endi, end );
+
+        // use the attributes from style which are set in it and fall back
+        // first to the default style and then to the text control default
+        // colours for the others
+        wxTextAttr attr = wxTextAttr::Combine(style, m_defaultStyle, this);
+
+        PangoFontDescription *font_description = attr.HasFont()
+                             ? attr.GetFont().GetNativeFontInfo()->description
+                             : NULL;
+
+        GdkColor *colFg = attr.HasTextColour() ? attr.GetTextColour().GetColor()
+                                               : NULL;
+
+        GdkColor *colBg = attr.HasBackgroundColour()
+                            ? attr.GetBackgroundColour().GetColor()
+                            : NULL;
+
+        GtkTextTag *tag;
+        tag = gtk_text_buffer_create_tag( text_buffer, NULL, "font-desc", font_description,
+                                         "foreground-gdk", colFg,
+                                         "background-gdk", colBg, NULL );
+        gtk_text_buffer_apply_tag( text_buffer, tag, &starti, &endi );
+
+         return TRUE;
+#else
+        // VERY dirty way to do that - removes the required text and re-adds it
+        // with styling (FIXME)
 
         gint l = gtk_text_get_length( GTK_TEXT(m_text) );
 
@@ -1470,7 +1596,8 @@ void wxTextCtrl::OnInternalIdle()
         }
     }
 
-    UpdateWindowUI();
+    if (wxUpdateUIEvent::CanUpdate(this))
+        UpdateWindowUI(wxUPDATE_UI_FROMIDLE);
 }
 
 wxSize wxTextCtrl::DoGetBestSize() const