Added chapter on collection and container classes to contents

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

diff --git a/src/gtk/textctrl.cpp b/src/gtk/textctrl.cpp
index 66fbb33bd5eac4198516418ba062c88697560653..29437adb9052cc44037c1ab5a8e1ab69ed58d399 100644 (file)
--- a/src/gtk/textctrl.cpp
+++ b/src/gtk/textctrl.cpp
@@ -98,19 +98,31 @@ END_EVENT_TABLE()
 wxTextCtrl::wxTextCtrl()
 {
     m_modified = FALSE;
+    m_text =
+    m_vScrollbar = (GtkWidget *)NULL;
 }
 
-wxTextCtrl::wxTextCtrl( wxWindow *parent, wxWindowID id, const wxString &value,
-      const wxPoint &pos, const wxSize &size,
-      int style, const wxValidator& validator, const wxString &name )
+wxTextCtrl::wxTextCtrl( wxWindow *parent,
+                        wxWindowID id,
+                        const wxString &value,
+                        const wxPoint &pos,
+                        const wxSize &size,
+                        long style,
+                        const wxValidator& validator,
+                        const wxString &name )
 {
     m_modified = FALSE;
     Create( parent, id, value, pos, size, style, validator, name );
 }
 
-bool wxTextCtrl::Create( wxWindow *parent, wxWindowID id, const wxString &value,
-      const wxPoint &pos, const wxSize &size,
-      int style, const wxValidator& validator, const wxString &name )
+bool wxTextCtrl::Create( wxWindow *parent,
+                         wxWindowID id,
+                         const wxString &value,
+                         const wxPoint &pos,
+                         const wxSize &size,
+                         long style,
+                         const wxValidator& validator,
+                         const wxString &name )
 {
     m_needParent = TRUE;
     m_acceptsFocus = TRUE;
@@ -119,7 +131,7 @@ bool wxTextCtrl::Create( wxWindow *parent, wxWindowID id, const wxString &value,
         !CreateBase( parent, id, pos, size, style, validator, name ))
     {
         wxFAIL_MSG( wxT("wxTextCtrl creation failed") );
-       return FALSE;
+        return FALSE;
     }
 
 
@@ -182,15 +194,21 @@ bool wxTextCtrl::Create( wxWindow *parent, wxWindowID id, const wxString &value,
           m_text = gtk_entry_new();
     }
 
-    wxSize newSize = size;
-    if (newSize.x == -1) newSize.x = 80;
-    if (newSize.y == -1) newSize.y = 26;
-    SetSize( newSize.x, newSize.y );
-
     m_parent->DoAddChild( this );
 
     PostCreation();
 
+    SetFont( parent->GetFont() );
+
+    wxSize size_best( DoGetBestSize() );
+    wxSize new_size( size );
+    if (new_size.x == -1)
+        new_size.x = size_best.x;
+    if (new_size.y == -1)
+        new_size.y = size_best.y;
+    if ((new_size.x != size.x) || (new_size.y != size.y))
+        SetSize( new_size.x, new_size.y );
+
     if (multi_line)
         gtk_widget_show(m_text);
 
@@ -250,7 +268,7 @@ bool wxTextCtrl::Create( wxWindow *parent, wxWindowID id, const wxString &value,
     SetForegroundColour( parent->GetForegroundColour() );
 
     m_cursor = wxCursor( wxCURSOR_IBEAM );
-    
+
     Show( TRUE );
 
     return TRUE;
@@ -321,6 +339,13 @@ void wxTextCtrl::SetValue( const wxString &value )
     {
         gtk_entry_set_text( GTK_ENTRY(m_text), tmp.mbc_str() );
     }
+
+    // GRG, Jun/2000: Changed this after a lot of discussion in
+    //   the lists. wxWindows 2.2 will have a set of flags to
+    //   customize this behaviour.
+    SetInsertionPoint(0);
+
+    m_modified = FALSE;
 }
 
 void wxTextCtrl::WriteText( const wxString &text )
@@ -567,7 +592,7 @@ void wxTextCtrl::SetInsertionPoint( long pos )
 
         /* bring editable's cursor uptodate. bug in GTK. */
 
-        GTK_EDITABLE(m_text)->current_pos = pos;
+        GTK_EDITABLE(m_text)->current_pos = (guint32)pos;
     }
 }
 
@@ -591,6 +616,26 @@ void wxTextCtrl::SetEditable( bool editable )
         gtk_entry_set_editable( GTK_ENTRY(m_text), editable );
 }
 
+bool wxTextCtrl::Enable( bool enable )
+{
+    if (!wxWindowBase::Enable(enable))
+    {
+        // nothing to do
+        return FALSE;
+    }
+
+    if (m_windowStyle & wxTE_MULTILINE)
+    {
+        gtk_text_set_editable( GTK_TEXT(m_text), enable );
+    }
+    else
+    {
+        gtk_widget_set_sensitive( m_text, enable );
+    }
+
+    return TRUE;
+}
+
 void wxTextCtrl::DiscardEdits()
 {
     m_modified = FALSE;
@@ -742,8 +787,9 @@ void wxTextCtrl::GetSelection(long* from, long* to) const
 
     if (!(GTK_EDITABLE(m_text)->has_selection))
     {
-        if (from) *from = 0;
-        if (to)   *to = 0;
+        long i = GetInsertionPoint();
+        if (from) *from = i;
+        if (to)   *to = i;
         return;
     }
 
@@ -776,9 +822,24 @@ void wxTextCtrl::OnChar( wxKeyEvent &key_event )
     {
         wxCommandEvent event(wxEVT_COMMAND_TEXT_ENTER, m_windowId);
         event.SetEventObject(this);
+        event.SetString(GetValue());
         if (GetEventHandler()->ProcessEvent(event)) return;
     }
 
+    if ((key_event.KeyCode() == WXK_RETURN) && !(m_windowStyle & wxTE_MULTILINE))
+    {
+        wxWindow *top_frame = m_parent;
+        while (top_frame->GetParent() && !(top_frame->IsTopLevel()))
+            top_frame = top_frame->GetParent();
+        GtkWindow *window = GTK_WINDOW(top_frame->m_widget);
+
+        if (window->default_widget)
+        {
+            gtk_widget_activate (window->default_widget);
+            return;
+        }
+    }
+
     key_event.Skip();
 }
 
@@ -934,11 +995,11 @@ void wxTextCtrl::OnInternalIdle()
     if (cursor.Ok())
     {
         GdkWindow *window = (GdkWindow*) NULL;
-       if (HasFlag(wxTE_MULTILINE))
+        if (HasFlag(wxTE_MULTILINE))
             window = GTK_TEXT(m_text)->text_area;
         else
             window = GTK_ENTRY(m_text)->text_area;
-           
+
         if (window)
             gdk_window_set_cursor( window, cursor.GetCursor() );
 
@@ -946,7 +1007,16 @@ void wxTextCtrl::OnInternalIdle()
             cursor = *wxSTANDARD_CURSOR;
 
         window = m_widget->window;
-        if (window)
+        if ((window) && !(GTK_WIDGET_NO_WINDOW(m_widget)))
             gdk_window_set_cursor( window, cursor.GetCursor() );
     }
+
+    UpdateWindowUI();
+}
+
+wxSize wxTextCtrl::DoGetBestSize() const
+{
+    // FIXME should be different for multi-line controls...
+    wxSize ret( wxControl::DoGetBestSize() );
+    return wxSize(80, ret.y);
 }