// Name: textctrl.cpp
// Purpose:
// Author: Robert Roebling
-// Created: 01/02/97
-// Id:
-// Copyright: (c) 1998 Robert Roebling, Julian Smart and Markus Holzem
-// Licence: wxWindows licence
+// Id: $Id$
+// Copyright: (c) 1998 Robert Roebling, Vadim Zeitlin
+// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
#ifdef __GNUG__
#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>
+#include <ctype.h>
+
+#include "gdk/gdk.h"
+#include "gtk/gtk.h"
+#include "gdk/gdkkeysyms.h"
//-----------------------------------------------------------------------------
-// wxTextCtrl
+// idle system
//-----------------------------------------------------------------------------
-IMPLEMENT_DYNAMIC_CLASS(wxTextCtrl,wxControl)
+extern void wxapp_install_idle_handler();
+extern bool g_isIdle;
+
+//-----------------------------------------------------------------------------
+// data
+//-----------------------------------------------------------------------------
+
+extern bool g_blockEventsOnDrag;
+extern wxCursor g_globalCursor;
-void gtk_text_changed_callback( GtkWidget *WXUNUSED(widget), wxTextCtrl *win )
+//-----------------------------------------------------------------------------
+// "changed"
+//-----------------------------------------------------------------------------
+
+static void
+gtk_text_changed_callback( GtkWidget *WXUNUSED(widget), wxTextCtrl *win )
{
- win->m_modified = TRUE;
-};
+ if (!win->m_hasVMT) return;
+ if (g_isIdle)
+ wxapp_install_idle_handler();
-BEGIN_EVENT_TABLE(wxTextCtrl, wxControl)
-// EVT_CHAR(wxTextCtrl::OnChar)
-END_EVENT_TABLE()
+ win->SetModified();
+ win->UpdateFontIfNeeded();
+
+ wxCommandEvent event( wxEVT_COMMAND_TEXT_UPDATED, win->GetId() );
+ event.SetString( win->GetValue() );
+ event.SetEventObject( win );
+ win->GetEventHandler()->ProcessEvent( event );
+}
+
+//-----------------------------------------------------------------------------
+// "changed" from vertical scrollbar
+//-----------------------------------------------------------------------------
-wxTextCtrl::wxTextCtrl(void) : streambuf()
+static void
+gtk_scrollbar_changed_callback( GtkWidget *WXUNUSED(widget), wxTextCtrl *win )
{
- m_modified = FALSE;
-};
+ if (!win->m_hasVMT) return;
+
+ if (g_isIdle)
+ wxapp_install_idle_handler();
+
+ win->CalculateScrollbar();
+}
+
+//-----------------------------------------------------------------------------
+// "focus_in_event"
+//-----------------------------------------------------------------------------
-wxTextCtrl::wxTextCtrl( wxWindow *parent, wxWindowID id, const wxString &value,
- const wxPoint &pos, const wxSize &size,
- int style, const wxString &name ) : streambuf()
+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 )
{
- m_modified = FALSE;
- Create( parent, id, value, pos, size, style, name );
-};
+ // 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
-bool wxTextCtrl::Create( wxWindow *parent, wxWindowID id, const wxString &value,
- const wxPoint &pos, const wxSize &size,
- int style, const wxString &name )
+ 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 )
{
- m_needParent = TRUE;
+#if 0
+ if (g_isIdle)
+ wxapp_install_idle_handler();
+#endif
- PreCreation( parent, id, pos, size, style, name );
+ if (!win->m_hasVMT) return FALSE;
+ if (g_blockEventsOnDrag) return FALSE;
- if (style & wxTE_MULTILINE)
- m_widget = gtk_text_new( NULL, NULL );
- else
- m_widget = gtk_entry_new();
+#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
- wxSize newSize = size;
- if (newSize.x == -1) newSize.x = 80;
- if (newSize.y == -1) newSize.y = 26;
- SetSize( newSize.x, newSize.y );
+ wxWindow *winFocus = FindFocusedChild(win);
+ if ( winFocus )
+ win = winFocus;
- PostCreation();
+ g_focusWindow = (wxWindow *)NULL;
- // we want to be notified about text changes
- gtk_signal_connect(GTK_OBJECT(m_widget), "changed",
- GTK_SIGNAL_FUNC(gtk_text_changed_callback),
- (gpointer)this);
+#ifdef HAVE_XIM
+ if (win->m_ic)
+ gdk_im_end();
+#endif
- if (!value.IsNull())
- {
- gint tmp = 0;
- gtk_editable_insert_text( GTK_EDITABLE(m_widget), value, value.Length(), &tmp );
- };
+#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
- if (style & wxREADONLY)
- {
- }
- else
- {
- if (style & wxTE_MULTILINE) gtk_text_set_editable( GTK_TEXT(m_widget), 1 );
- };
+ 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
+//-----------------------------------------------------------------------------
- Show( TRUE );
+IMPLEMENT_DYNAMIC_CLASS(wxTextCtrl,wxControl)
- return TRUE;
-};
+BEGIN_EVENT_TABLE(wxTextCtrl, wxControl)
+ EVT_CHAR(wxTextCtrl::OnChar)
+
+ EVT_MENU(wxID_CUT, wxTextCtrl::OnCut)
+ EVT_MENU(wxID_COPY, wxTextCtrl::OnCopy)
+ EVT_MENU(wxID_PASTE, wxTextCtrl::OnPaste)
+ EVT_MENU(wxID_UNDO, wxTextCtrl::OnUndo)
+ EVT_MENU(wxID_REDO, wxTextCtrl::OnRedo)
+
+ EVT_UPDATE_UI(wxID_CUT, wxTextCtrl::OnUpdateCut)
+ EVT_UPDATE_UI(wxID_COPY, wxTextCtrl::OnUpdateCopy)
+ EVT_UPDATE_UI(wxID_PASTE, wxTextCtrl::OnUpdatePaste)
+ EVT_UPDATE_UI(wxID_UNDO, wxTextCtrl::OnUpdateUndo)
+ EVT_UPDATE_UI(wxID_REDO, wxTextCtrl::OnUpdateRedo)
+END_EVENT_TABLE()
-wxString wxTextCtrl::GetValue(void) const
+void wxTextCtrl::Init()
{
- wxString tmp;
- if (m_windowStyle & wxTE_MULTILINE)
- {
- gint len = gtk_text_get_length( GTK_TEXT(m_widget) );
- tmp = gtk_editable_get_chars( GTK_EDITABLE(m_widget), 0, len );
- }
- else
- {
- tmp = gtk_entry_get_text( GTK_ENTRY(m_widget) );
- };
- return tmp;
-};
+ m_modified = FALSE;
+ m_updateFont = FALSE;
+ m_text =
+ m_vScrollbar = (GtkWidget *)NULL;
+}
+
+wxTextCtrl::wxTextCtrl( wxWindow *parent,
+ wxWindowID id,
+ const wxString &value,
+ const wxPoint &pos,
+ const wxSize &size,
+ long style,
+ const wxValidator& validator,
+ const wxString &name )
+{
+ Init();
+
+ 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,
+ long style,
+ const wxValidator& validator,
+ const wxString &name )
+{
+ m_needParent = TRUE;
+ m_acceptsFocus = TRUE;
+
+ if (!PreCreation( parent, pos, size ) ||
+ !CreateBase( parent, id, pos, size, style, validator, name ))
+ {
+ wxFAIL_MSG( wxT("wxTextCtrl creation failed") );
+ return FALSE;
+ }
+
+
+ m_vScrollbarVisible = FALSE;
+
+ bool multi_line = (style & wxTE_MULTILINE) != 0;
+ if (multi_line)
+ {
+#if (GTK_MINOR_VERSION > 2)
+ /* a multi-line edit control: create a vertical scrollbar by default and
+ horizontal if requested */
+ bool bHasHScrollbar = (style & wxHSCROLL) != 0;
+#else
+ bool bHasHScrollbar = FALSE;
+#endif
+
+ /* create our control ... */
+ m_text = gtk_text_new( (GtkAdjustment *) NULL, (GtkAdjustment *) NULL );
+
+ /* ... and put into the upper left hand corner of the table */
+ m_widget = gtk_table_new(bHasHScrollbar ? 2 : 1, 2, FALSE);
+ GTK_WIDGET_UNSET_FLAGS( m_widget, GTK_CAN_FOCUS );
+ gtk_table_attach( GTK_TABLE(m_widget), m_text, 0, 1, 0, 1,
+ (GtkAttachOptions)(GTK_FILL | GTK_EXPAND | GTK_SHRINK),
+ (GtkAttachOptions)(GTK_FILL | GTK_EXPAND | GTK_SHRINK),
+ 0, 0);
+
+ /* always wrap words */
+ gtk_text_set_word_wrap( GTK_TEXT(m_text), TRUE );
+
+#if (GTK_MINOR_VERSION > 2)
+ /* put the horizontal scrollbar in the lower left hand corner */
+ if (bHasHScrollbar)
+ {
+ GtkWidget *hscrollbar = gtk_hscrollbar_new(GTK_TEXT(m_text)->hadj);
+ GTK_WIDGET_UNSET_FLAGS( hscrollbar, GTK_CAN_FOCUS );
+ gtk_table_attach(GTK_TABLE(m_widget), hscrollbar, 0, 1, 1, 2,
+ (GtkAttachOptions)(GTK_EXPAND | GTK_FILL | GTK_SHRINK),
+ GTK_FILL,
+ 0, 0);
+ gtk_widget_show(hscrollbar);
+
+ /* don't wrap lines, otherwise we wouldn't need the scrollbar */
+ gtk_text_set_line_wrap( GTK_TEXT(m_text), FALSE );
+ }
+#endif
+
+ /* finally, put the vertical scrollbar in the upper right corner */
+ m_vScrollbar = gtk_vscrollbar_new( GTK_TEXT(m_text)->vadj );
+ GTK_WIDGET_UNSET_FLAGS( m_vScrollbar, GTK_CAN_FOCUS );
+ gtk_table_attach(GTK_TABLE(m_widget), m_vScrollbar, 1, 2, 0, 1,
+ GTK_FILL,
+ (GtkAttachOptions)(GTK_EXPAND | GTK_FILL | GTK_SHRINK),
+ 0, 0);
+ }
+ else
+ {
+ /* a single-line text control: no need for scrollbars */
+ m_widget =
+ m_text = gtk_entry_new();
+ }
+
+ 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);
+
+ 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())
+ {
+ gint tmp = 0;
+
+#if GTK_MINOR_VERSION == 0
+ // if we don't realize it, GTK 1.0.6 dies with a SIGSEGV in
+ // gtk_editable_insert_text()
+ gtk_widget_realize(m_text);
+#endif // GTK 1.0
+
+#if wxUSE_UNICODE
+ wxWX2MBbuf val = value.mbc_str();
+ gtk_editable_insert_text( GTK_EDITABLE(m_text), val, strlen(val), &tmp );
+#else // !Unicode
+ gtk_editable_insert_text( GTK_EDITABLE(m_text), value, value.Length(), &tmp );
+#endif // Unicode/!Unicode
+
+ if (multi_line)
+ {
+ /* bring editable's cursor uptodate. bug in GTK. */
+
+ GTK_EDITABLE(m_text)->current_pos = gtk_text_get_point( GTK_TEXT(m_text) );
+ }
+ }
+
+ if (style & wxTE_PASSWORD)
+ {
+ if (!multi_line)
+ gtk_entry_set_visibility( GTK_ENTRY(m_text), FALSE );
+ }
+
+ if (style & wxTE_READONLY)
+ {
+ if (!multi_line)
+ gtk_entry_set_editable( GTK_ENTRY(m_text), FALSE );
+ }
+ else
+ {
+ if (multi_line)
+ gtk_text_set_editable( GTK_TEXT(m_text), 1 );
+ }
+
+ /* 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);
+
+ SetBackgroundColour( wxSystemSettings::GetSystemColour(wxSYS_COLOUR_WINDOW) );
+ SetForegroundColour( parent->GetForegroundColour() );
+
+ m_cursor = wxCursor( wxCURSOR_IBEAM );
+
+ Show( TRUE );
+
+ return TRUE;
+}
+
+void wxTextCtrl::CalculateScrollbar()
+{
+ if ((m_windowStyle & wxTE_MULTILINE) == 0) return;
+
+ GtkAdjustment *adj = GTK_TEXT(m_text)->vadj;
+
+ if (adj->upper - adj->page_size < 0.8)
+ {
+ if (m_vScrollbarVisible)
+ {
+ gtk_widget_hide( m_vScrollbar );
+ m_vScrollbarVisible = FALSE;
+ }
+ }
+ else
+ {
+ if (!m_vScrollbarVisible)
+ {
+ gtk_widget_show( m_vScrollbar );
+ m_vScrollbarVisible = TRUE;
+ }
+ }
+}
+
+wxString wxTextCtrl::GetValue() const
+{
+ wxCHECK_MSG( m_text != NULL, wxT(""), wxT("invalid text ctrl") );
+
+ wxString tmp;
+ if (m_windowStyle & wxTE_MULTILINE)
+ {
+ gint len = gtk_text_get_length( GTK_TEXT(m_text) );
+ char *text = gtk_editable_get_chars( GTK_EDITABLE(m_text), 0, len );
+ tmp = wxString(text,*wxConvCurrent);
+ g_free( text );
+ }
+ else
+ {
+ tmp = wxString(gtk_entry_get_text( GTK_ENTRY(m_text) ),*wxConvCurrent);
+ }
+ return tmp;
+}
void wxTextCtrl::SetValue( const wxString &value )
{
- wxString tmp = "";
- if (!value.IsNull()) tmp = value;
- if (m_windowStyle & wxTE_MULTILINE)
- {
- gint len = gtk_text_get_length( GTK_TEXT(m_widget) );
- gtk_editable_delete_text( GTK_EDITABLE(m_widget), 0, len );
- len = 0;
- gtk_editable_insert_text( GTK_EDITABLE(m_widget), tmp, tmp.Length(), &len );
- }
- else
- {
- gtk_entry_set_text( GTK_ENTRY(m_widget), tmp );
- };
-};
+ wxCHECK_RET( m_text != NULL, wxT("invalid text ctrl") );
+
+ 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 = value.mbc_str();
+ gtk_editable_insert_text( GTK_EDITABLE(m_text), tmpbuf, strlen(tmpbuf), &len );
+#else
+ gtk_editable_insert_text( GTK_EDITABLE(m_text), value.mbc_str(), value.Length(), &len );
+#endif
+ }
+ else
+ {
+ gtk_entry_set_text( GTK_ENTRY(m_text), value.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 )
{
- if (text.IsNull()) return;
+ wxCHECK_RET( m_text != NULL, wxT("invalid text ctrl") );
+
+ if (text.IsEmpty()) return;
+
+ if (m_windowStyle & wxTE_MULTILINE)
+ {
+ /* this moves the cursor pos to behind the inserted text */
+ gint len = GTK_EDITABLE(m_text)->current_pos;
+
+#if wxUSE_UNICODE
+ wxWX2MBbuf buf = text.mbc_str();
+ gtk_editable_insert_text( GTK_EDITABLE(m_text), buf, strlen(buf), &len );
+#else
+ gtk_editable_insert_text( GTK_EDITABLE(m_text), text, text.Length(), &len );
+#endif
+ /* bring editable's cursor uptodate. bug in GTK. */
+ GTK_EDITABLE(m_text)->current_pos = gtk_text_get_point( GTK_TEXT(m_text) );
+ }
+ else
+ {
+ /* this moves the cursor pos to behind the inserted text */
+ gint len = GTK_EDITABLE(m_text)->current_pos;
+#if wxUSE_UNICODE
+ wxWX2MBbuf buf = text.mbc_str();
+ gtk_editable_insert_text( GTK_EDITABLE(m_text), buf, strlen(buf), &len );
+#else
+ gtk_editable_insert_text( GTK_EDITABLE(m_text), text, text.Length(), &len );
+#endif
+
+ /* bring editable's cursor uptodate. bug in GTK. */
+ GTK_EDITABLE(m_text)->current_pos += text.Len();
+
+ /* bring entry's cursor uptodate. bug in GTK. */
+ gtk_entry_set_position( GTK_ENTRY(m_text), GTK_EDITABLE(m_text)->current_pos );
+ }
+}
+
+void wxTextCtrl::AppendText( const wxString &text )
+{
+ wxCHECK_RET( m_text != NULL, wxT("invalid text ctrl") );
+
+ if (text.IsEmpty()) return;
+
+ if (m_windowStyle & wxTE_MULTILINE)
+ {
+ bool hasSpecialAttributes = m_font.Ok() ||
+ m_foregroundColour.Ok() ||
+ m_backgroundColour.Ok();
+ if ( hasSpecialAttributes )
+ {
+ gtk_text_insert( GTK_TEXT(m_text),
+ m_font.GetInternalFont(),
+ m_foregroundColour.GetColor(),
+ m_backgroundColour.GetColor(),
+ text.mbc_str(), text.length());
+
+ }
+ else
+ {
+ /* we'll insert at the last position */
+ gint len = gtk_text_get_length( GTK_TEXT(m_text) );
+#if wxUSE_UNICODE
+ wxWX2MBbuf buf = text.mbc_str();
+ gtk_editable_insert_text( GTK_EDITABLE(m_text), buf, strlen(buf), &len );
+#else
+ gtk_editable_insert_text( GTK_EDITABLE(m_text), text, text.Length(), &len );
+#endif
+ }
+
+ /* bring editable's cursor uptodate. bug in GTK. */
+ GTK_EDITABLE(m_text)->current_pos = gtk_text_get_point( GTK_TEXT(m_text) );
+ }
+ else
+ {
+ gtk_entry_append_text( GTK_ENTRY(m_text), text.mbc_str() );
+ }
+}
+
+wxString wxTextCtrl::GetLineText( long lineNo ) const
+{
if (m_windowStyle & wxTE_MULTILINE)
{
- gint len = gtk_text_get_length( GTK_TEXT(m_widget) );
- gtk_editable_insert_text( GTK_EDITABLE(m_widget), text, text.Length(), &len );
+ gint len = gtk_text_get_length( GTK_TEXT(m_text) );
+ char *text = gtk_editable_get_chars( GTK_EDITABLE(m_text), 0, len );
+
+ if (text)
+ {
+ wxString buf(wxT(""));
+ long i;
+ int currentLine = 0;
+ for (i = 0; currentLine != lineNo && text[i]; i++ )
+ if (text[i] == '\n')
+ currentLine++;
+ // Now get the text
+ int j;
+ for (j = 0; text[i] && text[i] != '\n'; i++, j++ )
+ buf += text[i];
+
+ g_free( text );
+ return buf;
+ }
+ else
+ return wxEmptyString;
}
else
{
- gtk_entry_append_text( GTK_ENTRY(m_widget), text );
- };
-};
+ if (lineNo == 0) return GetValue();
+ return wxEmptyString;
+ }
+}
-bool wxTextCtrl::LoadFile( const wxString &WXUNUSED(file) )
+void wxTextCtrl::OnDropFiles( wxDropFilesEvent &WXUNUSED(event) )
{
- wxFAIL_MSG("wxTextCtrl::LoadFile not implemented");
+ /* If you implement this, don't forget to update the documentation!
+ * (file docs/latex/wx/text.tex) */
+ wxFAIL_MSG( wxT("wxTextCtrl::OnDropFiles not implemented") );
+}
- return FALSE;
-};
+bool wxTextCtrl::PositionToXY(long pos, long *x, long *y ) const
+{
+ if ( m_windowStyle & wxTE_MULTILINE )
+ {
+ wxString text = GetValue();
+
+ // cast to prevent warning. But pos really should've been unsigned.
+ if( (unsigned long)pos > text.Len() )
+ return FALSE;
+
+ *x=0; // First Col
+ *y=0; // First Line
+
+ const wxChar* stop = text.c_str() + pos;
+ for ( const wxChar *p = text.c_str(); p < stop; p++ )
+ {
+ if (*p == wxT('\n'))
+ {
+ (*y)++;
+ *x=0;
+ }
+ else
+ (*x)++;
+ }
+ }
+ else // single line control
+ {
+ if ( pos <= GTK_ENTRY(m_text)->text_length )
+ {
+ *y = 0;
+ *x = pos;
+ }
+ else
+ {
+ // index out of bounds
+ return FALSE;
+ }
+ }
+
+ return TRUE;
+}
-bool wxTextCtrl::SaveFile( const wxString &WXUNUSED(file) )
+long wxTextCtrl::XYToPosition(long x, long y ) const
{
- wxFAIL_MSG("wxTextCtrl::SaveFile not implemented");
+ if (!(m_windowStyle & wxTE_MULTILINE)) return 0;
- return FALSE;
-};
+ long pos=0;
+ for( int i=0; i<y; i++ ) pos += GetLineLength(i) + 1; // one for '\n'
+
+ pos += x;
+ return pos;
+}
-bool wxTextCtrl::IsModified(void)
+int wxTextCtrl::GetLineLength(long lineNo) const
{
- return m_modified;
-};
+ wxString str = GetLineText (lineNo);
+ return (int) str.Length();
+}
-void wxTextCtrl::DiscardEdits(void)
+int wxTextCtrl::GetNumberOfLines() const
{
- m_modified = FALSE;
-};
+ if (m_windowStyle & wxTE_MULTILINE)
+ {
+ gint len = gtk_text_get_length( GTK_TEXT(m_text) );
+ char *text = gtk_editable_get_chars( GTK_EDITABLE(m_text), 0, len );
+
+ if (text)
+ {
+ int currentLine = 0;
+ for (int i = 0; i < len; i++ )
+ {
+ if (text[i] == '\n')
+ currentLine++;
+ }
+ g_free( text );
+
+ // currentLine is 0 based, add 1 to get number of lines
+ return currentLine + 1;
+ }
+ else
+ {
+ return 0;
+ }
+ }
+ else
+ {
+ return 1;
+ }
+}
-/*
-wxString wxTextCtrl::GetLineText( long lineNo ) const
+void wxTextCtrl::SetInsertionPoint( long pos )
{
-};
+ wxCHECK_RET( m_text != NULL, wxT("invalid text ctrl") );
+ if (m_windowStyle & wxTE_MULTILINE)
+ {
+ /* seems to be broken in GTK 1.0.X:
+ gtk_text_set_point( GTK_TEXT(m_text), (int)pos ); */
-void wxTextCtrl::OnDropFiles( wxDropFilesEvent &event )
-{
-};
+ gtk_signal_disconnect_by_func( GTK_OBJECT(m_text),
+ GTK_SIGNAL_FUNC(gtk_text_changed_callback), (gpointer)this);
-long wxTextCtrl::PositionToXY( long pos, long *x, long *y ) const
-{
-};
+ /* we fake a set_point by inserting and deleting. as the user
+ isn't supposed to get to know about thos non-sense, we
+ disconnect so that no events are sent to the user program. */
-long wxTextCtrl::XYToPosition( long x, long y )
-{
-};
+ gint tmp = (gint)pos;
+ gtk_editable_insert_text( GTK_EDITABLE(m_text), " ", 1, &tmp );
+ gtk_editable_delete_text( GTK_EDITABLE(m_text), tmp-1, tmp );
+
+ gtk_signal_connect( GTK_OBJECT(m_text), "changed",
+ GTK_SIGNAL_FUNC(gtk_text_changed_callback), (gpointer)this);
+
+ /* bring editable's cursor uptodate. another bug in GTK. */
+
+ GTK_EDITABLE(m_text)->current_pos = gtk_text_get_point( GTK_TEXT(m_text) );
+ }
+ else
+ {
+ gtk_entry_set_position( GTK_ENTRY(m_text), (int)pos );
+
+ /* bring editable's cursor uptodate. bug in GTK. */
-int wxTextCtrl::GetNumberOfLines(void)
+ GTK_EDITABLE(m_text)->current_pos = (guint32)pos;
+ }
+}
+
+void wxTextCtrl::SetInsertionPointEnd()
{
-};
+ wxCHECK_RET( m_text != NULL, wxT("invalid text ctrl") );
-*/
-void wxTextCtrl::SetInsertionPoint( long pos )
+ if (m_windowStyle & wxTE_MULTILINE)
+ SetInsertionPoint(gtk_text_get_length(GTK_TEXT(m_text)));
+ else
+ gtk_entry_set_position( GTK_ENTRY(m_text), -1 );
+}
+
+void wxTextCtrl::SetEditable( bool editable )
{
- int tmp = (int) pos;
- if (m_windowStyle & wxTE_MULTILINE)
- gtk_text_set_point( GTK_TEXT(m_widget), tmp );
- else
- gtk_entry_set_position( GTK_ENTRY(m_widget), tmp );
-};
+ wxCHECK_RET( m_text != NULL, wxT("invalid text ctrl") );
-void wxTextCtrl::SetInsertionPointEnd(void)
+ if (m_windowStyle & wxTE_MULTILINE)
+ gtk_text_set_editable( GTK_TEXT(m_text), editable );
+ else
+ gtk_entry_set_editable( GTK_ENTRY(m_text), editable );
+}
+
+bool wxTextCtrl::Enable( bool enable )
{
- int pos = 0;
- if (m_windowStyle & wxTE_MULTILINE)
- pos = gtk_text_get_length( GTK_TEXT(m_widget) );
- else
- pos = GTK_ENTRY(m_widget)->text_length;
- SetInsertionPoint( pos-1 );
-};
+ 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::SetEditable( bool editable )
+void wxTextCtrl::DiscardEdits()
{
- if (m_windowStyle & wxTE_MULTILINE)
- gtk_text_set_editable( GTK_TEXT(m_widget), editable );
- else
- gtk_entry_set_editable( GTK_ENTRY(m_widget), editable );
-};
+ m_modified = FALSE;
+}
void wxTextCtrl::SetSelection( long from, long to )
{
- gtk_editable_select_region( GTK_EDITABLE(m_widget), (gint)from, (gint)to );
-};
+ 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 );
+}
void wxTextCtrl::ShowPosition( long WXUNUSED(pos) )
{
- wxFAIL_MSG("wxTextCtrl::ShowPosition not implemented");
-};
+// SetInsertionPoint( pos );
+}
-long wxTextCtrl::GetInsertionPoint(void) const
+long wxTextCtrl::GetInsertionPoint() const
{
- return (long) GTK_EDITABLE(m_widget)->current_pos;
-};
+ wxCHECK_MSG( m_text != NULL, 0, wxT("invalid text ctrl") );
+
+ return (long) GTK_EDITABLE(m_text)->current_pos;
+}
-long wxTextCtrl::GetLastPosition(void) const
+long wxTextCtrl::GetLastPosition() const
{
- int pos = 0;
- if (m_windowStyle & wxTE_MULTILINE)
- pos = gtk_text_get_length( GTK_TEXT(m_widget) );
- else
- pos = GTK_ENTRY(m_widget)->text_length;
- return (long)pos-1;
-};
+ wxCHECK_MSG( m_text != NULL, 0, wxT("invalid text ctrl") );
+
+ int pos = 0;
+ if (m_windowStyle & wxTE_MULTILINE)
+ pos = gtk_text_get_length( GTK_TEXT(m_text) );
+ else
+ pos = GTK_ENTRY(m_text)->text_length;
+
+ return (long)pos;
+}
void wxTextCtrl::Remove( long from, long to )
{
- gtk_editable_delete_text( GTK_EDITABLE(m_widget), (gint)from, (gint)to );
-};
+ wxCHECK_RET( m_text != NULL, wxT("invalid text ctrl") );
+
+ gtk_editable_delete_text( GTK_EDITABLE(m_text), (gint)from, (gint)to );
+}
void wxTextCtrl::Replace( long from, long to, const wxString &value )
{
- gtk_editable_delete_text( GTK_EDITABLE(m_widget), (gint)from, (gint)to );
- if (value.IsNull()) return;
- gint pos = (gint)to;
- gtk_editable_insert_text( GTK_EDITABLE(m_widget), value, value.Length(), &pos );
-};
+ wxCHECK_RET( m_text != NULL, wxT("invalid text ctrl") );
-void wxTextCtrl::Cut(void)
+ gtk_editable_delete_text( GTK_EDITABLE(m_text), (gint)from, (gint)to );
+
+ if (!value.IsEmpty())
+ {
+ 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
+ }
+}
+
+void wxTextCtrl::Cut()
{
- gtk_editable_cut_clipboard( GTK_EDITABLE(m_widget), 0 );
-};
+ wxCHECK_RET( m_text != NULL, wxT("invalid text ctrl") );
+
+#if (GTK_MINOR_VERSION > 0)
+ gtk_editable_cut_clipboard( GTK_EDITABLE(m_text) );
+#else
+ gtk_editable_cut_clipboard( GTK_EDITABLE(m_text), 0 );
+#endif
+}
-void wxTextCtrl::Copy(void)
+void wxTextCtrl::Copy()
{
- gtk_editable_copy_clipboard( GTK_EDITABLE(m_widget), 0 );
-};
+ wxCHECK_RET( m_text != NULL, wxT("invalid text ctrl") );
+
+#if (GTK_MINOR_VERSION > 0)
+ gtk_editable_copy_clipboard( GTK_EDITABLE(m_text) );
+#else
+ gtk_editable_copy_clipboard( GTK_EDITABLE(m_text), 0 );
+#endif
+}
-void wxTextCtrl::Paste(void)
+void wxTextCtrl::Paste()
{
- gtk_editable_paste_clipboard( GTK_EDITABLE(m_widget), 0 );
-};
+ wxCHECK_RET( m_text != NULL, wxT("invalid text ctrl") );
+
+#if (GTK_MINOR_VERSION > 0)
+ gtk_editable_paste_clipboard( GTK_EDITABLE(m_text) );
+#else
+ gtk_editable_paste_clipboard( GTK_EDITABLE(m_text), 0 );
+#endif
+}
-void wxTextCtrl::Delete(void)
+bool wxTextCtrl::CanCopy() const
{
- SetValue( "" );
-};
+ // Can copy if there's a selection
+ long from, to;
+ GetSelection(& from, & to);
+ return (from != to) ;
+}
-void wxTextCtrl::OnChar( wxKeyEvent &WXUNUSED(event) )
+bool wxTextCtrl::CanCut() const
{
-};
+ // Can cut if there's a selection
+ long from, to;
+ GetSelection(& from, & to);
+ return (from != to) && (IsEditable());
+}
-int wxTextCtrl::overflow(int c)
+bool wxTextCtrl::CanPaste() const
{
- // Make sure there is a holding area
- if ( allocate()==EOF )
- {
- wxError("Streambuf allocation failed","Internal error");
- return EOF;
- }
+ return IsEditable() ;
+}
- // Verify that there are no characters in get area
- if ( gptr() && gptr() < egptr() )
- {
- wxError("Who's trespassing my get area?","Internal error");
- return EOF;
- }
+// Undo/redo
+void wxTextCtrl::Undo()
+{
+ // TODO
+ wxFAIL_MSG( wxT("wxTextCtrl::Undo not implemented") );
+}
- // Reset get area
- setg(0,0,0);
+void wxTextCtrl::Redo()
+{
+ // TODO
+ wxFAIL_MSG( wxT("wxTextCtrl::Redo not implemented") );
+}
- // Make sure there is a put area
- if ( ! pptr() )
- {
-/* This doesn't seem to be fatal so comment out error message */
-// wxError("Put area not opened","Internal error");
- setp( base(), base() );
- }
+bool wxTextCtrl::CanUndo() const
+{
+ // TODO
+ wxFAIL_MSG( wxT("wxTextCtrl::CanUndo not implemented") );
+ return FALSE;
+}
+
+bool wxTextCtrl::CanRedo() const
+{
+ // TODO
+ wxFAIL_MSG( wxT("wxTextCtrl::CanRedo not implemented") );
+ return FALSE;
+}
- // Determine how many characters have been inserted but no consumed
- int plen = pptr() - pbase();
+// If the return values from and to are the same, there is no
+// selection.
+void wxTextCtrl::GetSelection(long* from, long* to) const
+{
+ wxCHECK_RET( m_text != NULL, wxT("invalid text ctrl") );
+
+ if (!(GTK_EDITABLE(m_text)->has_selection))
+ {
+ long i = GetInsertionPoint();
+ if (from) *from = i;
+ if (to) *to = i;
+ return;
+ }
+
+ if (from) *from = (long) GTK_EDITABLE(m_text)->selection_start_pos;
+ if (to) *to = (long) GTK_EDITABLE(m_text)->selection_end_pos;
+}
- // Now Jerry relies on the fact that the buffer is at least 2 chars
- // long, but the holding area "may be as small as 1" ???
- // And we need an additional \0, so let's keep this inefficient but
- // safe copy.
+bool wxTextCtrl::IsEditable() const
+{
+ wxCHECK_MSG( m_text != NULL, FALSE, wxT("invalid text ctrl") );
- // If c!=EOF, it is a character that must also be comsumed
- int xtra = c==EOF? 0 : 1;
+ return GTK_EDITABLE(m_text)->editable;
+}
- // Write temporary C-string to wxTextWindow
- {
- char *txt = new char[plen+xtra+1];
- memcpy(txt, pbase(), plen);
- txt[plen] = (char)c; // append c
- txt[plen+xtra] = '\0'; // append '\0' or overwrite c
- // If the put area already contained \0, output will be truncated there
- WriteText(txt);
- delete[] txt;
- }
+bool wxTextCtrl::IsModified() const
+{
+ return m_modified;
+}
- // Reset put area
- setp(pbase(), epptr());
+void wxTextCtrl::Clear()
+{
+ SetValue( wxT("") );
+}
-#if defined(__WATCOMC__)
- return __NOT_EOF;
-#elif defined(zapeof) // HP-UX (all cfront based?)
- return zapeof(c);
-#else
- return c!=EOF ? c : 0; // this should make everybody happy
-#endif
+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))
+ {
+ 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();
+}
-/* OLD CODE
- int len = pptr() - pbase();
- char *txt = new char[len+1];
- strncpy(txt, pbase(), len);
- txt[len] = '\0';
- (*this) << txt;
- setp(pbase(), epptr());
- delete[] txt;
- return EOF;
-*/
-};
-
-int wxTextCtrl::sync(void)
-{
- // Verify that there are no characters in get area
- if ( gptr() && gptr() < egptr() )
- {
- wxError("Who's trespassing my get area?","Internal error");
- return EOF;
- }
+GtkWidget* wxTextCtrl::GetConnectWidget()
+{
+ return GTK_WIDGET(m_text);
+}
+
+bool wxTextCtrl::IsOwnGtkWindow( GdkWindow *window )
+{
+ if (m_windowStyle & wxTE_MULTILINE)
+ return (window == GTK_TEXT(m_text)->text_area);
+ else
+ return (window == GTK_ENTRY(m_text)->text_area);
+}
+
+// the font will change for subsequent text insertiongs
+bool wxTextCtrl::SetFont( const wxFont &font )
+{
+ wxCHECK_MSG( m_text != NULL, FALSE, wxT("invalid text ctrl") );
+
+ if ( !wxWindowBase::SetFont(font) )
+ {
+ // font didn't change, nothing to do
+ return FALSE;
+ }
- if ( pptr() && pptr() > pbase() ) return overflow(EOF);
+ if ( m_windowStyle & wxTE_MULTILINE )
+ {
+ m_updateFont = TRUE;
- return 0;
-/* OLD CODE
- int len = pptr() - pbase();
- char *txt = new char[len+1];
- strncpy(txt, pbase(), len);
- txt[len] = '\0';
- (*this) << txt;
- setp(pbase(), epptr());
- delete[] txt;
- return 0;
-*/
-};
+ ChangeFontGlobally();
+ }
+
+ return TRUE;
+}
-int wxTextCtrl::underflow(void)
+void wxTextCtrl::ChangeFontGlobally()
{
- return EOF;
-};
+ // 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;
+ }
+}
-wxTextCtrl& wxTextCtrl::operator<<(const wxString& s)
+void wxTextCtrl::UpdateFontIfNeeded()
{
- WriteText(s);
- return *this;
+ if ( m_updateFont )
+ ChangeFontGlobally();
}
-wxTextCtrl& wxTextCtrl::operator<<(float f)
+bool wxTextCtrl::SetForegroundColour( const wxColour &WXUNUSED(colour) )
{
- static char buf[100];
- sprintf(buf, "%.2f", f);
- WriteText(buf);
- return *this;
+ wxCHECK_MSG( m_text != NULL, FALSE, wxT("invalid text ctrl") );
+
+ // doesn't work
+ return FALSE;
}
-wxTextCtrl& wxTextCtrl::operator<<(double d)
+bool wxTextCtrl::SetBackgroundColour( const wxColour &colour )
{
- static char buf[100];
- sprintf(buf, "%.2f", d);
- WriteText(buf);
- return *this;
+ wxCHECK_MSG( m_text != NULL, FALSE, wxT("invalid text ctrl") );
+
+ wxControl::SetBackgroundColour( colour );
+
+ if (!m_widget->window)
+ return FALSE;
+
+ wxColour sysbg = wxSystemSettings::GetSystemColour( 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;
+
+ if (m_windowStyle & wxTE_MULTILINE)
+ {
+ GdkWindow *window = GTK_TEXT(m_text)->text_area;
+ if (!window)
+ return FALSE;
+ m_backgroundColour.CalcPixel( gdk_window_get_colormap( window ) );
+ gdk_window_set_background( window, m_backgroundColour.GetColor() );
+ gdk_window_clear( window );
+ }
+
+ return TRUE;
}
-wxTextCtrl& wxTextCtrl::operator<<(int i)
+void wxTextCtrl::ApplyWidgetStyle()
{
- static char buf[100];
- sprintf(buf, "%i", i);
- WriteText(buf);
- return *this;
+ if (m_windowStyle & wxTE_MULTILINE)
+ {
+ // how ?
+ }
+ else
+ {
+ SetWidgetStyle();
+ gtk_widget_set_style( m_text, m_widgetStyle );
+ }
}
-wxTextCtrl& wxTextCtrl::operator<<(long i)
+void wxTextCtrl::OnCut(wxCommandEvent& WXUNUSED(event))
{
- static char buf[100];
- sprintf(buf, "%ld", i);
- WriteText(buf);
- return *this;
+ Cut();
}
-wxTextCtrl& wxTextCtrl::operator<<(const char c)
+void wxTextCtrl::OnCopy(wxCommandEvent& WXUNUSED(event))
{
- char buf[2];
+ Copy();
+}
- buf[0] = c;
- buf[1] = 0;
- WriteText(buf);
- return *this;
+void wxTextCtrl::OnPaste(wxCommandEvent& WXUNUSED(event))
+{
+ Paste();
}
+void wxTextCtrl::OnUndo(wxCommandEvent& WXUNUSED(event))
+{
+ Undo();
+}
+
+void wxTextCtrl::OnRedo(wxCommandEvent& WXUNUSED(event))
+{
+ Redo();
+}
+
+void wxTextCtrl::OnUpdateCut(wxUpdateUIEvent& event)
+{
+ event.Enable( CanCut() );
+}
+
+void wxTextCtrl::OnUpdateCopy(wxUpdateUIEvent& event)
+{
+ event.Enable( CanCopy() );
+}
+
+void wxTextCtrl::OnUpdatePaste(wxUpdateUIEvent& event)
+{
+ event.Enable( CanPaste() );
+}
+
+void wxTextCtrl::OnUpdateUndo(wxUpdateUIEvent& event)
+{
+ event.Enable( CanUndo() );
+}
+
+void wxTextCtrl::OnUpdateRedo(wxUpdateUIEvent& event)
+{
+ event.Enable( CanRedo() );
+}
+
+void wxTextCtrl::OnInternalIdle()
+{
+ wxCursor cursor = m_cursor;
+ if (g_globalCursor.Ok()) cursor = g_globalCursor;
+
+ if (cursor.Ok())
+ {
+ GdkWindow *window = (GdkWindow*) NULL;
+ 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() );
+
+ if (!g_globalCursor.Ok())
+ cursor = *wxSTANDARD_CURSOR;
+
+ window = m_widget->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);
+}
projects / wxWidgets.git / blobdiff