X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/16190e2a113ec876cf6fedc507c5ee7c39714f43..7b25d8e7bd0eca9f0f6efe62b3721d14c394dac9:/src/gtk1/textctrl.cpp

diff --git a/src/gtk1/textctrl.cpp b/src/gtk1/textctrl.cpp
index d36febec6b..94718d2f35 100644
--- a/src/gtk1/textctrl.cpp
+++ b/src/gtk1/textctrl.cpp
@@ -155,7 +155,9 @@ gtk_text_changed_callback( GtkWidget *widget, wxTextCtrl *win )
         wxapp_install_idle_handler();
 
     win->SetModified();
+#ifndef __WXGTK20__
     win->UpdateFontIfNeeded();
+#endif // !__WXGTK20__
 
     wxCommandEvent event( wxEVT_COMMAND_TEXT_UPDATED, win->GetId() );
     event.SetEventObject( win );
@@ -239,7 +241,7 @@ void wxTextCtrl::Init()
 {
     m_ignoreNextUpdate =
     m_modified = FALSE;
-    m_updateFont = FALSE;
+    SetUpdateFont(FALSE);
     m_text =
     m_vScrollbar = (GtkWidget *)NULL;
 }
@@ -424,6 +426,26 @@ bool wxTextCtrl::Create( wxWindow *parent,
 #endif
     }
 
+#ifdef __WXGTK20__
+    if (multi_line)
+    {
+        if (style & wxTE_RIGHT)
+            gtk_text_view_set_justification( GTK_TEXT_VIEW(m_text), GTK_JUSTIFY_RIGHT );
+        else if (style & wxTE_CENTRE)
+            gtk_text_view_set_justification( GTK_TEXT_VIEW(m_text), GTK_JUSTIFY_CENTER );
+        // Left justify (alignment) is the default and we don't need to apply GTK_JUSTIFY_LEFT
+    }
+    // gtk_entry_set_alignment was introduced in gtk+-2.3.5
+#if GTK_CHECK_VERSION(2, 3, 5)
+    else
+    {
+        if (style & wxTE_RIGHT)
+            gtk_entry_set_alignment( GTK_ENTRY(m_text), 1.0 );
+        else if (style & wxTE_CENTRE)
+            gtk_entry_set_alignment( GTK_ENTRY(m_text), 0.5 );
+    }
+#endif // gtk+-2.3.5
+#endif // __WXGTK20__
     
     // We want to be notified about text changes.
 #ifdef __WXGTK20__
@@ -543,7 +565,7 @@ void wxTextCtrl::SetValue( const wxString &value )
     }
 
     // GRG, Jun/2000: Changed this after a lot of discussion in
-    //   the lists. wxWindows 2.2 will have a set of flags to
+    //   the lists. wxWidgets 2.2 will have a set of flags to
     //   customize this behaviour.
     SetInsertionPoint(0);
 
@@ -557,6 +579,11 @@ void wxTextCtrl::WriteText( const wxString &text )
     if ( text.empty() )
         return;
 
+    // gtk_text_changed_callback() will set m_modified to true but m_modified
+    // shouldn't be changed by the program writing to the text control itself,
+    // so save the old value and restore when we're done
+    bool oldModified = m_modified;
+
     if ( m_windowStyle & wxTE_MULTILINE )
     {
 #ifdef __WXGTK20__
@@ -566,6 +593,12 @@ void wxTextCtrl::WriteText( const wxString &text )
 #else
         wxCharBuffer buffer( wxConvUTF8.cWC2MB( wxConvLocal.cWX2WC( text ) ) );
 #endif
+        if ( !buffer )
+        {
+            // what else can we do? at least don't crash...
+            return;
+        }
+
         GtkTextBuffer *text_buffer = gtk_text_view_get_buffer( GTK_TEXT_VIEW(m_text) );
 
         // TODO: Call whatever is needed to delete the selection.
@@ -592,7 +625,7 @@ void wxTextCtrl::WriteText( const wxString &text )
         // in UpdateFontIfNeeded() any longer
         if ( !text.empty() )
         {
-            m_updateFont = FALSE;
+            SetUpdateFont(FALSE);
         }
 
         // Bring editable's cursor back uptodate.
@@ -624,7 +657,7 @@ void wxTextCtrl::WriteText( const wxString &text )
         gtk_entry_set_position( GTK_ENTRY(m_text), len );
     }
 
-    m_modified = TRUE;
+    m_modified = oldModified;
 }
 
 void wxTextCtrl::AppendText( const wxString &text )
@@ -788,14 +821,19 @@ void wxTextCtrl::SetInsertionPoint( long pos )
 {
     wxCHECK_RET( m_text != NULL, wxT("invalid text ctrl") );
 
-    if (m_windowStyle & wxTE_MULTILINE)
+    if ( IsMultiLine() )
     {
 #ifdef __WXGTK20__
         GtkTextBuffer *text_buffer = gtk_text_view_get_buffer( GTK_TEXT_VIEW(m_text) );
         GtkTextIter iter;
         gtk_text_buffer_get_iter_at_offset( text_buffer, &iter, pos );
         gtk_text_buffer_place_cursor( text_buffer, &iter );
-#else
+        gtk_text_view_scroll_mark_onscreen
+        (
+            GTK_TEXT_VIEW(m_text),
+            gtk_text_buffer_get_insert( text_buffer )
+        );
+#else // GTK+ 1.x
         gtk_signal_disconnect_by_func( GTK_OBJECT(m_text),
           GTK_SIGNAL_FUNC(gtk_text_changed_callback), (gpointer)this);
 
@@ -812,7 +850,7 @@ void wxTextCtrl::SetInsertionPoint( long pos )
 
         // bring editable's cursor uptodate. Bug in GTK.
         SET_EDITABLE_POS(m_text, gtk_text_get_point( GTK_TEXT(m_text) ));
-#endif
+#endif // GTK+ 2/1
     }
     else
     {
@@ -1037,6 +1075,36 @@ void wxTextCtrl::ShowPosition( long pos )
     }
 }
 
+#ifdef __WXGTK20__
+
+wxTextCtrlHitTestResult
+wxTextCtrl::HitTest(const wxPoint& pt, long *pos) const
+{
+    if ( !IsMultiLine() )
+    {
+        // not supported
+        return wxTE_HT_UNKNOWN;
+    }
+
+    int x, y;
+    gtk_text_view_window_to_buffer_coords
+    (
+        GTK_TEXT_VIEW(m_text),
+        GTK_TEXT_WINDOW_TEXT,
+        pt.x, pt.y,
+        &x, &y
+    );
+
+    GtkTextIter iter;
+    gtk_text_view_get_iter_at_location(GTK_TEXT_VIEW(m_text), &iter, x, y);
+    if ( pos )
+        *pos = gtk_text_iter_get_offset(&iter);
+
+    return wxTE_HT_ON_TEXT;
+}
+
+#endif // __WXGTK20__
+
 long wxTextCtrl::GetInsertionPoint() const
 {
     wxCHECK_MSG( m_text != NULL, 0, wxT("invalid text ctrl") );
@@ -1137,27 +1205,36 @@ void wxTextCtrl::Cut()
 {
     wxCHECK_RET( m_text != NULL, wxT("invalid text ctrl") );
 
-#ifndef __WXGTK20__
-    gtk_editable_cut_clipboard( GTK_EDITABLE(m_text) DUMMY_CLIPBOARD_ARG );
+#ifdef __WXGTK20__
+    if (m_windowStyle & wxTE_MULTILINE)
+        g_signal_emit_by_name(m_text, "cut-clipboard");
+    else
 #endif
+        gtk_editable_cut_clipboard(GTK_EDITABLE(m_text) DUMMY_CLIPBOARD_ARG);
 }
 
 void wxTextCtrl::Copy()
 {
     wxCHECK_RET( m_text != NULL, wxT("invalid text ctrl") );
 
-#ifndef __WXGTK20__
-    gtk_editable_copy_clipboard( GTK_EDITABLE(m_text) DUMMY_CLIPBOARD_ARG );
+#ifdef __WXGTK20__
+    if (m_windowStyle & wxTE_MULTILINE)
+        g_signal_emit_by_name(m_text, "copy-clipboard");
+    else
 #endif
+        gtk_editable_copy_clipboard(GTK_EDITABLE(m_text) DUMMY_CLIPBOARD_ARG);
 }
 
 void wxTextCtrl::Paste()
 {
     wxCHECK_RET( m_text != NULL, wxT("invalid text ctrl") );
 
-#ifndef __WXGTK20__
-    gtk_editable_paste_clipboard( GTK_EDITABLE(m_text) DUMMY_CLIPBOARD_ARG );
+#ifdef __WXGTK20__
+    if (m_windowStyle & wxTE_MULTILINE)
+        g_signal_emit_by_name(m_text, "paste-clipboard");
+    else
 #endif
+        gtk_editable_paste_clipboard(GTK_EDITABLE(m_text) DUMMY_CLIPBOARD_ARG);
 }
 
 // Undo/redo
@@ -1342,7 +1419,7 @@ bool wxTextCtrl::SetFont( const wxFont &font )
 
     if ( m_windowStyle & wxTE_MULTILINE )
     {
-        m_updateFont = TRUE;
+        SetUpdateFont(TRUE);
 
         m_defaultStyle.SetFont(font);
 
@@ -1356,25 +1433,37 @@ void wxTextCtrl::ChangeFontGlobally()
 {
     // this method is very inefficient and hence should be called as rarely as
     // possible!
+    //
+    // TODO: it can be implemented much more efficiently for GTK2
+#ifndef __WXGTK20__
     wxASSERT_MSG( (m_windowStyle & wxTE_MULTILINE) && m_updateFont,
+
                   _T("shouldn't be called for single line controls") );
+#else
+    wxASSERT_MSG( (m_windowStyle & wxTE_MULTILINE),
+                  _T("shouldn't be called for single line controls") );
+#endif
 
     wxString value = GetValue();
     if ( !value.IsEmpty() )
     {
-        m_updateFont = FALSE;
+        SetUpdateFont(FALSE);
 
         Clear();
         AppendText(value);
     }
 }
 
+#ifndef __WXGTK20__
+
 void wxTextCtrl::UpdateFontIfNeeded()
 {
     if ( m_updateFont )
         ChangeFontGlobally();
 }
 
+#endif // GTK+ 1.x
+
 bool wxTextCtrl::SetForegroundColour(const wxColour& colour)
 {
     if ( !wxControl::SetForegroundColour(colour) )
@@ -1396,14 +1485,6 @@ bool wxTextCtrl::SetBackgroundColour( const wxColour &colour )
     if (!m_widget->window)
         return FALSE;
 
-    wxColour sysbg = wxSystemSettings::GetColour( wxSYS_COLOUR_BTNFACE );
-    if (sysbg.Red() == colour.Red() &&
-        sysbg.Green() == colour.Green() &&
-        sysbg.Blue() == colour.Blue())
-    {
-        return FALSE; // FIXME or TRUE?
-    }
-
     if (!m_backgroundColour.Ok())
         return FALSE;
 
@@ -1515,10 +1596,9 @@ bool wxTextCtrl::SetStyle( long start, long end, const wxTextAttr& style )
     }
 }
 
-void wxTextCtrl::ApplyWidgetStyle()
+void wxTextCtrl::DoApplyWidgetStyle(GtkRcStyle *style)
 {
-    SetWidgetStyle();
-    gtk_widget_set_style( m_text, m_widgetStyle );
+    gtk_widget_modify_style(m_text, style);
 }
 
 void wxTextCtrl::OnCut(wxCommandEvent& WXUNUSED(event))
@@ -1614,7 +1694,9 @@ wxSize wxTextCtrl::DoGetBestSize() const
 {
     // FIXME should be different for multi-line controls...
     wxSize ret( wxControl::DoGetBestSize() );
-    return wxSize(80, ret.y);
+    wxSize best(80, ret.y);
+    CacheBestSize(best);
+    return best;
 }
 
 // ----------------------------------------------------------------------------
@@ -1649,16 +1731,18 @@ void wxTextCtrl::Thaw()
 
 GtkAdjustment *wxTextCtrl::GetVAdj() const
 {
+    if ( !IsMultiLine() )
+        return NULL;
+
 #ifdef __WXGTK20__
-    return NULL;
+    return gtk_scrolled_window_get_vadjustment(GTK_SCROLLED_WINDOW(m_widget));
 #else
-    return HasFlag(wxTE_MULTILINE) ? GTK_TEXT(m_text)->vadj : NULL;
+    return GTK_TEXT(m_text)->vadj;
 #endif
 }
 
 bool wxTextCtrl::DoScroll(GtkAdjustment *adj, int diff)
 {
-#ifndef __WXGTK20__
     float value = adj->value + diff;
 
     if ( value < 0 )
@@ -1677,39 +1761,38 @@ bool wxTextCtrl::DoScroll(GtkAdjustment *adj, int diff)
 
     adj->value = value;
 
+#ifdef __WXGTK20__
+    gtk_adjustment_value_changed(GTK_ADJUSTMENT(adj));
+#else
     gtk_signal_emit_by_name(GTK_OBJECT(adj), "value_changed");
-
 #endif
+
     return TRUE;
 }
 
 bool wxTextCtrl::ScrollLines(int lines)
 {
-#ifdef __WXGTK20__
-    return FALSE;
-#else
     GtkAdjustment *adj = GetVAdj();
     if ( !adj )
         return FALSE;
 
+#ifdef __WXGTK20__
+    int diff = (int)ceil(lines*adj->step_increment);
+#else
     // this is hardcoded to 10 in GTK+ 1.2 (great idea)
-    static const int KEY_SCROLL_PIXELS = 10;
-
-    return DoScroll(adj, lines*KEY_SCROLL_PIXELS);
+    int diff = 10*lines;
 #endif
+
+    return DoScroll(adj, diff);
 }
 
 bool wxTextCtrl::ScrollPages(int pages)
 {
-#ifdef __WXGTK20__
-    return FALSE;
-#else
     GtkAdjustment *adj = GetVAdj();
     if ( !adj )
         return FALSE;
 
     return DoScroll(adj, (int)ceil(pages*adj->page_increment));
-#endif
 }