#include "wx/textctrl.h"
#include "wx/utils.h"
#include "wx/intl.h"
+#include "wx/log.h"
#include "wx/settings.h"
+#include "wx/panel.h"
#include <sys/types.h>
#include <sys/stat.h>
wxapp_install_idle_handler();
win->SetModified();
+ win->UpdateFontIfNeeded();
wxCommandEvent event( wxEVT_COMMAND_TEXT_UPDATED, win->GetId() );
event.SetString( win->GetValue() );
win->CalculateScrollbar();
}
+//-----------------------------------------------------------------------------
+// "focus_in_event"
+//-----------------------------------------------------------------------------
+
+wxWindow *FindFocusedChild(wxWindow *win);
+extern wxWindow *g_focusWindow;
+extern bool g_blockEventsOnDrag;
+// extern bool g_isIdle;
+
+static gint gtk_text_focus_in_callback( GtkWidget *widget, GdkEvent *WXUNUSED(event), wxWindow *win )
+{
+ // Necessary?
+#if 0
+ if (g_isIdle)
+ wxapp_install_idle_handler();
+#endif
+ if (!win->m_hasVMT) return FALSE;
+ if (g_blockEventsOnDrag) return FALSE;
+
+ g_focusWindow = win;
+
+ wxPanel *panel = wxDynamicCast(win->GetParent(), wxPanel);
+ if (panel)
+ {
+ panel->SetLastFocus(win);
+ }
+
+#ifdef HAVE_XIM
+ if (win->m_ic)
+ gdk_im_begin(win->m_ic, win->m_wxwindow->window);
+#endif
+
+#if 0
+#ifdef wxUSE_CARET
+ // caret needs to be informed about focus change
+ wxCaret *caret = win->GetCaret();
+ if ( caret )
+ {
+ caret->OnSetFocus();
+ }
+#endif // wxUSE_CARET
+#endif
+
+ wxFocusEvent event( wxEVT_SET_FOCUS, win->GetId() );
+ event.SetEventObject( win );
+
+ if (win->GetEventHandler()->ProcessEvent( event ))
+ {
+ gtk_signal_emit_stop_by_name( GTK_OBJECT(widget), "focus_in_event" );
+ return TRUE;
+ }
+
+ return FALSE;
+}
+
+//-----------------------------------------------------------------------------
+// "focus_out_event"
+//-----------------------------------------------------------------------------
+
+static gint gtk_text_focus_out_callback( GtkWidget *widget, GdkEvent *WXUNUSED(event), wxWindow *win )
+{
+#if 0
+ if (g_isIdle)
+ wxapp_install_idle_handler();
+#endif
+
+ if (!win->m_hasVMT) return FALSE;
+ if (g_blockEventsOnDrag) return FALSE;
+
+#if 0
+ // if the focus goes out of our app alltogether, OnIdle() will send
+ // wxActivateEvent, otherwise gtk_window_focus_in_callback() will reset
+ // g_sendActivateEvent to -1
+ g_sendActivateEvent = 0;
+#endif
+
+ wxWindow *winFocus = FindFocusedChild(win);
+ if ( winFocus )
+ win = winFocus;
+
+ g_focusWindow = (wxWindow *)NULL;
+
+#ifdef HAVE_XIM
+ if (win->m_ic)
+ gdk_im_end();
+#endif
+
+#if 0
+#ifdef wxUSE_CARET
+ // caret needs to be informed about focus change
+ wxCaret *caret = win->GetCaret();
+ if ( caret )
+ {
+ caret->OnKillFocus();
+ }
+#endif // wxUSE_CARET
+#endif
+
+ wxFocusEvent event( wxEVT_KILL_FOCUS, win->GetId() );
+ event.SetEventObject( win );
+
+ if (win->GetEventHandler()->ProcessEvent( event ))
+ {
+ gtk_signal_emit_stop_by_name( GTK_OBJECT(widget), "focus_out_event" );
+ return TRUE;
+ }
+
+ return FALSE;
+}
+
//-----------------------------------------------------------------------------
// wxTextCtrl
//-----------------------------------------------------------------------------
EVT_UPDATE_UI(wxID_REDO, wxTextCtrl::OnUpdateRedo)
END_EVENT_TABLE()
-wxTextCtrl::wxTextCtrl()
+void wxTextCtrl::Init()
{
m_modified = FALSE;
+ m_updateFont = FALSE;
+ m_text =
+ m_vScrollbar = (GtkWidget *)NULL;
}
wxTextCtrl::wxTextCtrl( wxWindow *parent,
const wxValidator& validator,
const wxString &name )
{
- m_modified = FALSE;
+ Init();
+
Create( parent, id, value, pos, size, style, validator, name );
}
if (multi_line)
gtk_widget_show(m_text);
- /* we want to be notified about text changes */
- gtk_signal_connect( GTK_OBJECT(m_text), "changed",
- GTK_SIGNAL_FUNC(gtk_text_changed_callback), (gpointer)this);
-
if (multi_line)
{
gtk_signal_connect(GTK_OBJECT(GTK_TEXT(m_text)->vadj), "changed",
(GtkSignalFunc) gtk_scrollbar_changed_callback, (gpointer) this );
+
+ gtk_signal_connect( GTK_OBJECT(GTK_TEXT(m_text)), "focus_in_event",
+ GTK_SIGNAL_FUNC(gtk_text_focus_in_callback), (gpointer)this );
+
+ gtk_signal_connect( GTK_OBJECT(GTK_TEXT(m_text)), "focus_out_event",
+ GTK_SIGNAL_FUNC(gtk_text_focus_out_callback), (gpointer)this );
+ }
+ else
+ {
+ gtk_signal_connect( GTK_OBJECT(m_text), "focus_in_event",
+ GTK_SIGNAL_FUNC(gtk_text_focus_in_callback), (gpointer)this );
+
+ gtk_signal_connect( GTK_OBJECT(m_text), "focus_out_event",
+ GTK_SIGNAL_FUNC(gtk_text_focus_out_callback), (gpointer)this );
}
if (!value.IsEmpty())
gtk_text_set_editable( GTK_TEXT(m_text), 1 );
}
- SetBackgroundColour( wxSystemSettings::GetSystemColour(wxSYS_COLOUR_WINDOW) );
+ /* we want to be notified about text changes */
+ gtk_signal_connect( GTK_OBJECT(m_text), "changed",
+ GTK_SIGNAL_FUNC(gtk_text_changed_callback), (gpointer)this);
+
+ /* we don't set a valid background colour, because the window
+ manager should use a default one */
+ m_backgroundColour = wxColour();
SetForegroundColour( parent->GetForegroundColour() );
m_cursor = wxCursor( wxCURSOR_IBEAM );
{
wxCHECK_RET( m_text != NULL, wxT("invalid text ctrl") );
- wxString tmp = wxT("");
- if (!value.IsNull()) tmp = value;
if (m_windowStyle & wxTE_MULTILINE)
{
gint len = gtk_text_get_length( GTK_TEXT(m_text) );
gtk_editable_delete_text( GTK_EDITABLE(m_text), 0, len );
len = 0;
#if wxUSE_UNICODE
- wxWX2MBbuf tmpbuf = tmp.mbc_str();
+ wxWX2MBbuf tmpbuf = value.mbc_str();
gtk_editable_insert_text( GTK_EDITABLE(m_text), tmpbuf, strlen(tmpbuf), &len );
#else
- gtk_editable_insert_text( GTK_EDITABLE(m_text), tmp.mbc_str(), tmp.Length(), &len );
+ gtk_editable_insert_text( GTK_EDITABLE(m_text), value.mbc_str(), value.Length(), &len );
#endif
}
else
{
- gtk_entry_set_text( GTK_ENTRY(m_text), tmp.mbc_str() );
+ gtk_entry_set_text( GTK_ENTRY(m_text), value.mbc_str() );
}
// GRG, Jun/2000: Changed this after a lot of discussion in
if (m_windowStyle & wxTE_MULTILINE)
{
bool hasSpecialAttributes = m_font.Ok() ||
- m_foregroundColour.Ok() ||
- m_backgroundColour.Ok();
+ m_foregroundColour.Ok();
if ( hasSpecialAttributes )
{
gtk_text_insert( GTK_TEXT(m_text),
m_font.GetInternalFont(),
m_foregroundColour.GetColor(),
- m_backgroundColour.GetColor(),
+ m_backgroundColour.Ok() ?
+ m_backgroundColour.GetColor(): NULL,
text.mbc_str(), text.length());
}
if (m_windowStyle & wxTE_MULTILINE)
{
gtk_text_set_editable( GTK_TEXT(m_text), enable );
+ OnParentEnable(enable);
}
else
{
return TRUE;
}
+// wxGTK-specific: called recursively by Enable,
+// to give widgets an oppprtunity to correct their colours after they
+// have been changed by Enable
+void wxTextCtrl::OnParentEnable( bool enable )
+{
+ // If we have a custom background colour, we use this colour in both
+ // disabled and enabled mode, or we end up with a different colour under the
+ // text.
+ wxColour oldColour = GetBackgroundColour();
+ if (oldColour.Ok())
+ {
+ // Need to set twice or it'll optimize the useful stuff out
+ if (oldColour == * wxWHITE)
+ SetBackgroundColour(*wxBLACK);
+ else
+ SetBackgroundColour(*wxWHITE);
+ SetBackgroundColour(oldColour);
+ }
+}
+
void wxTextCtrl::DiscardEdits()
{
m_modified = FALSE;
{
wxCHECK_RET( m_text != NULL, wxT("invalid text ctrl") );
+ if ( (m_windowStyle & wxTE_MULTILINE) &&
+ !GTK_TEXT(m_text)->line_start_cache )
+ {
+ // tell the programmer that it didn't work
+ wxLogDebug(_T("Can't call SetSelection() before realizing the control"));
+ return;
+ }
+
gtk_editable_select_region( GTK_EDITABLE(m_text), (gint)from, (gint)to );
}
// Can cut if there's a selection
long from, to;
GetSelection(& from, & to);
- return (from != to) ;
+ return (from != to) && (IsEditable());
}
bool wxTextCtrl::CanPaste() const
// If the return values from and to are the same, there is no
// selection.
-void wxTextCtrl::GetSelection(long* from, long* to) const
+void wxTextCtrl::GetSelection(long* fromOut, long* toOut) const
{
wxCHECK_RET( m_text != NULL, wxT("invalid text ctrl") );
- if (!(GTK_EDITABLE(m_text)->has_selection))
+ long from, to;
+ if ( !(GTK_EDITABLE(m_text)->has_selection) )
{
- long i = GetInsertionPoint();
- if (from) *from = i;
- if (to) *to = i;
- return;
+ from =
+ to = GetInsertionPoint();
+ }
+ else // got selection
+ {
+ from = (long) GTK_EDITABLE(m_text)->selection_start_pos;
+ to = (long) GTK_EDITABLE(m_text)->selection_end_pos;
+
+ if ( from > to )
+ {
+ // exchange them to be compatible with wxMSW
+ long tmp = from;
+ from = to;
+ to = tmp;
+ }
}
- if (from) *from = (long) GTK_EDITABLE(m_text)->selection_start_pos;
- if (to) *to = (long) GTK_EDITABLE(m_text)->selection_end_pos;
+ if ( fromOut )
+ *fromOut = from;
+ if ( toOut )
+ *toOut = to;
}
bool wxTextCtrl::IsEditable() const
if ( m_windowStyle & wxTE_MULTILINE )
{
- // for compatibility with other ports: the font is a global controls
- // characteristic, so change the font globally
- wxString value = GetValue();
- if ( !value.IsEmpty() )
- {
- Clear();
+ m_updateFont = TRUE;
- AppendText(value);
- }
+ ChangeFontGlobally();
}
return TRUE;
}
+void wxTextCtrl::ChangeFontGlobally()
+{
+ // this method is very inefficient and hence should be called as rarely as
+ // possible!
+ wxASSERT_MSG( (m_windowStyle & wxTE_MULTILINE) && m_updateFont,
+ _T("shouldn't be called for single line controls") );
+
+ wxString value = GetValue();
+ if ( !value.IsEmpty() )
+ {
+ Clear();
+ AppendText(value);
+
+ m_updateFont = FALSE;
+ }
+}
+
+void wxTextCtrl::UpdateFontIfNeeded()
+{
+ if ( m_updateFont )
+ ChangeFontGlobally();
+}
+
bool wxTextCtrl::SetForegroundColour( const wxColour &WXUNUSED(colour) )
{
wxCHECK_MSG( m_text != NULL, FALSE, wxT("invalid text ctrl") );
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