// Name: textctrl.cpp
// Purpose:
// Author: Robert Roebling
-// Created: 01/02/97
-// Id:
-// Copyright: (c) 1998 Robert Roebling, Julian Smart and Markus Holzem
+// Id: $Id$
+// Copyright: (c) 1998 Robert Roebling, Vadim Zeitlin
// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
#include "wx/textctrl.h"
#include "wx/utils.h"
-#include <wx/intl.h>
+#include "wx/intl.h"
+#include "wx/settings.h"
+
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <ctype.h>
+
+#include "gdk/gdk.h"
+#include "gtk/gtk.h"
+#include "gdk/gdkkeysyms.h"
+
+//-----------------------------------------------------------------------------
+// idle system
+//-----------------------------------------------------------------------------
+
+extern void wxapp_install_idle_handler();
+extern bool g_isIdle;
+
+//-----------------------------------------------------------------------------
+// data
+//-----------------------------------------------------------------------------
+
+extern bool g_blockEventsOnDrag;
//-----------------------------------------------------------------------------
// "changed"
//-----------------------------------------------------------------------------
-static void gtk_text_changed_callback( GtkWidget *WXUNUSED(widget), wxTextCtrl *win )
+static void
+gtk_text_changed_callback( GtkWidget *WXUNUSED(widget), wxTextCtrl *win )
{
- win->SetModified();
-
- wxCommandEvent event( wxEVT_COMMAND_TEXT_UPDATED, win->m_windowId );
- wxString val( win->GetValue() );
- if (!val.IsNull()) event.m_commandString = WXSTRINGCAST val;
- event.SetEventObject( win );
- win->GetEventHandler()->ProcessEvent( event );
+ if (!win->m_hasVMT) return;
+
+ if (g_isIdle)
+ wxapp_install_idle_handler();
+
+ win->SetModified();
+
+ wxCommandEvent event( wxEVT_COMMAND_TEXT_UPDATED, win->GetId() );
+ event.SetString( win->GetValue() );
+ event.SetEventObject( win );
+ win->GetEventHandler()->ProcessEvent( event );
+}
+
+//-----------------------------------------------------------------------------
+// "changed" from vertical scrollbar
+//-----------------------------------------------------------------------------
+
+static void
+gtk_scrollbar_changed_callback( GtkWidget *WXUNUSED(widget), wxTextCtrl *win )
+{
+ if (!win->m_hasVMT) return;
+
+ if (g_isIdle)
+ wxapp_install_idle_handler();
+
+ win->CalculateScrollbar();
}
//-----------------------------------------------------------------------------
IMPLEMENT_DYNAMIC_CLASS(wxTextCtrl,wxControl)
BEGIN_EVENT_TABLE(wxTextCtrl, wxControl)
- EVT_CHAR(wxTextCtrl::OnChar)
+ 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()
-wxTextCtrl::wxTextCtrl(void) : streambuf()
+#ifndef NO_TEXT_WINDOW_STREAM
+wxTextCtrl::wxTextCtrl() : streambuf()
{
- if (allocate()) setp(base(),ebuf());
+ if (allocate()) setp(base(),ebuf());
- m_modified = FALSE;
+ m_modified = FALSE;
+}
+#else
+wxTextCtrl::wxTextCtrl()
+{
+ m_modified = FALSE;
}
+#endif
+#ifndef NO_TEXT_WINDOW_STREAM
wxTextCtrl::wxTextCtrl( wxWindow *parent, wxWindowID id, const wxString &value,
const wxPoint &pos, const wxSize &size,
int style, const wxValidator& validator, const wxString &name ) : streambuf()
{
- if (allocate()) setp(base(),ebuf());
+ if (allocate()) setp(base(),ebuf());
- m_modified = FALSE;
- Create( parent, id, value, pos, size, style, validator, name );
+ m_modified = FALSE;
+ Create( parent, id, value, pos, size, style, validator, name );
+}
+#else
+wxTextCtrl::wxTextCtrl( wxWindow *parent, wxWindowID id, const wxString &value,
+ const wxPoint &pos, const wxSize &size,
+ int style, const wxValidator& validator, const wxString &name )
+{
+ m_modified = FALSE;
+ Create( parent, id, value, pos, size, style, validator, name );
}
+#endif
bool wxTextCtrl::Create( wxWindow *parent, wxWindowID id, const wxString &value,
const wxPoint &pos, const wxSize &size,
int style, const wxValidator& validator, const wxString &name )
{
- m_needParent = TRUE;
+ m_needParent = TRUE;
+ m_acceptsFocus = TRUE;
- PreCreation( parent, id, pos, size, style, name );
+ PreCreation( parent, id, pos, size, style, name );
- SetValidator( validator );
+#if wxUSE_VALIDATORS
+ SetValidator( validator );
+#endif // wxUSE_VALIDATORS
- bool bMultiLine = (style & wxTE_MULTILINE) != 0;
- if ( bMultiLine )
- {
- // a multi-line edit control: create a vertical scrollbar by default and
- // horizontal if requested
- bool bHasHScrollbar = (style & wxHSCROLL) != 0;
-
- // 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_table_attach(GTK_TABLE(m_widget), m_text, 0, 1, 0, 1,
- GTK_FILL | GTK_EXPAND,
- GTK_FILL | GTK_EXPAND | GTK_SHRINK,
- 0, 0);
+ m_vScrollbarVisible = FALSE;
- // put the horizontal scrollbar in the lower left hand corner
- if (bHasHScrollbar)
+ bool multi_line = (style & wxTE_MULTILINE) != 0;
+ if (multi_line)
{
- GtkWidget *hscrollbar = gtk_hscrollbar_new(GTK_TEXT(m_text)->hadj);
- gtk_table_attach(GTK_TABLE(m_widget), hscrollbar, 0, 1, 1, 2,
- GTK_EXPAND | GTK_FILL,
+ /* a multi-line edit control: create a vertical scrollbar by default and
+ horizontal if requested */
+ bool bHasHScrollbar = (style & wxHSCROLL) != 0;
+
+ /* 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 );
+
+ /* 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);
- }
+ gtk_widget_show(hscrollbar);
- // finally, put the vertical scrollbar in the upper right corner
- GtkWidget *vscrollbar = gtk_vscrollbar_new(GTK_TEXT(m_text)->vadj);
- gtk_table_attach(GTK_TABLE(m_widget), vscrollbar, 1, 2, 0, 1,
+#if (GTK_MINOR_VERSION > 0)
+ /* 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,
- GTK_EXPAND | GTK_FILL | GTK_SHRINK,
+ (GtkAttachOptions)(GTK_EXPAND | GTK_FILL | GTK_SHRINK),
0, 0);
- gtk_widget_show( vscrollbar );
- }
- else
- {
- // a single-line text control: no need for scrollbars
- m_widget =
- m_text = gtk_entry_new();
- }
+ }
+ else
+ {
+ /* a single-line text control: no need for scrollbars */
+ m_widget =
+ 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 );
+ wxSize newSize = size;
+ if (newSize.x == -1) newSize.x = 80;
+ if (newSize.y == -1) newSize.y = 26;
+ SetSize( newSize.x, newSize.y );
- PostCreation();
+ m_parent->DoAddChild( this );
- if (bMultiLine)
- {
- gtk_widget_realize(m_text);
- gtk_widget_show(m_text);
- }
+ PostCreation();
- // 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_widget_show(m_text);
- if (!value.IsNull())
- {
- gint tmp = 0;
- gtk_editable_insert_text( GTK_EDITABLE(m_text), value, value.Length(), &tmp );
- }
+ /* 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 (style & wxTE_READONLY)
- {
- }
- else
- {
- if (bMultiLine)
- gtk_text_set_editable( GTK_TEXT(m_text), 1 );
- }
+ if (multi_line)
+ {
+ gtk_signal_connect(GTK_OBJECT(GTK_TEXT(m_text)->vadj), "changed",
+ (GtkSignalFunc) gtk_scrollbar_changed_callback, (gpointer) this );
+ }
- Show( TRUE );
+ 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 );
+ }
- return TRUE;
+ 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 );
+ }
+
+ SetBackgroundColour( wxSystemSettings::GetSystemColour(wxSYS_COLOUR_WINDOW) );
+ SetForegroundColour( parent->GetForegroundColour() );
+
+ Show( TRUE );
+
+ return TRUE;
}
-wxString wxTextCtrl::GetValue(void) const
+void wxTextCtrl::CalculateScrollbar()
{
- wxString tmp;
- if (m_windowStyle & wxTE_MULTILINE)
- {
- gint len = gtk_text_get_length( GTK_TEXT(m_text) );
- tmp = gtk_editable_get_chars( GTK_EDITABLE(m_text), 0, len );
- }
- else
- {
- tmp = gtk_entry_get_text( GTK_ENTRY(m_text) );
- }
- return tmp;
+ 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, _T(""), _T("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_text) );
- gtk_editable_delete_text( GTK_EDITABLE(m_text), 0, len );
- len = 0;
- gtk_editable_insert_text( GTK_EDITABLE(m_text), tmp, tmp.Length(), &len );
- }
- else
- {
- gtk_entry_set_text( GTK_ENTRY(m_text), tmp );
- }
+ wxCHECK_RET( m_text != NULL, _T("invalid text ctrl") );
+
+ gtk_signal_disconnect_by_func( GTK_OBJECT(m_text),
+ GTK_SIGNAL_FUNC(gtk_text_changed_callback), (gpointer)this);
+
+ wxString tmp = _T("");
+ 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();
+ 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 );
+#endif
+ }
+ else
+ {
+ gtk_entry_set_text( GTK_ENTRY(m_text), tmp.mbc_str() );
+ }
+
+ gtk_signal_connect( GTK_OBJECT(m_text), "changed",
+ GTK_SIGNAL_FUNC(gtk_text_changed_callback), (gpointer)this);
}
void wxTextCtrl::WriteText( const wxString &text )
{
- if (text.IsNull()) return;
+ wxCHECK_RET( m_text != NULL, _T("invalid text ctrl") );
- if (m_windowStyle & wxTE_MULTILINE)
- {
- gint len = gtk_text_get_length( GTK_TEXT(m_text) );
- gtk_editable_insert_text( GTK_EDITABLE(m_text), text, text.Length(), &len );
- }
- else
- {
- gtk_entry_append_text( GTK_ENTRY(m_text), text );
- }
+ if (text.IsEmpty()) return;
+
+ gtk_signal_disconnect_by_func( GTK_OBJECT(m_text),
+ GTK_SIGNAL_FUNC(gtk_text_changed_callback), (gpointer)this);
+
+ 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 );
+ }
+
+ gtk_signal_connect( GTK_OBJECT(m_text), "changed",
+ GTK_SIGNAL_FUNC(gtk_text_changed_callback), (gpointer)this);
+}
+
+void wxTextCtrl::AppendText( const wxString &text )
+{
+ wxCHECK_RET( m_text != NULL, _T("invalid text ctrl") );
+
+ if (text.IsEmpty()) return;
+
+ gtk_signal_disconnect_by_func( GTK_OBJECT(m_text),
+ GTK_SIGNAL_FUNC(gtk_text_changed_callback), (gpointer)this);
+
+ if (m_windowStyle & wxTE_MULTILINE)
+ {
+ /* 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() );
+ }
+
+ gtk_signal_connect( GTK_OBJECT(m_text), "changed",
+ GTK_SIGNAL_FUNC(gtk_text_changed_callback), (gpointer)this);
}
-bool wxTextCtrl::LoadFile( const wxString &WXUNUSED(file) )
+bool wxTextCtrl::LoadFile( const wxString &file )
{
- wxFAIL_MSG( "wxTextCtrl::LoadFile not implemented" );
+ wxCHECK_MSG( m_text != NULL, FALSE, _T("invalid text ctrl") );
+
+ if (!wxFileExists(file)) return FALSE;
- return FALSE;
+ Clear();
+
+ FILE *fp = (FILE*) NULL;
+ struct stat statb;
+
+ if ((stat (FNSTRINGCAST file.fn_str(), &statb) == -1) || (statb.st_mode & S_IFMT) != S_IFREG ||
+ !(fp = fopen (FNSTRINGCAST file.fn_str(), "r")))
+ {
+ return FALSE;
+ }
+ else
+ {
+ gint len = statb.st_size;
+ char *text;
+ if (!(text = (char*)malloc ((unsigned) (len + 1))))
+ {
+ fclose (fp);
+ return FALSE;
+ }
+ if (fread (text, sizeof (char), len, fp) != (size_t) len)
+ {
+ }
+ fclose (fp);
+
+ text[len] = 0;
+
+ gtk_signal_disconnect_by_func( GTK_OBJECT(m_text),
+ GTK_SIGNAL_FUNC(gtk_text_changed_callback), (gpointer)this);
+
+ if (m_windowStyle & wxTE_MULTILINE)
+ {
+ gint pos = 0;
+ gtk_editable_insert_text( GTK_EDITABLE(m_text), text, len, &pos );
+ }
+ else
+ {
+ gtk_entry_set_text( GTK_ENTRY(m_text), text );
+ }
+
+ gtk_signal_connect( GTK_OBJECT(m_text), "changed",
+ GTK_SIGNAL_FUNC(gtk_text_changed_callback), (gpointer)this);
+
+ free (text);
+ m_modified = FALSE;
+ return TRUE;
+ }
+ return FALSE;
}
-bool wxTextCtrl::SaveFile( const wxString &WXUNUSED(file) )
+bool wxTextCtrl::SaveFile( const wxString &file )
{
- wxFAIL_MSG( "wxTextCtrl::SaveFile not implemented" );
+ wxCHECK_MSG( m_text != NULL, FALSE, _T("invalid text ctrl") );
+
+ if (file == _T("")) return FALSE;
+
+ FILE *fp;
+
+ if (!(fp = fopen (FNSTRINGCAST file.fn_str(), "w")))
+ {
+ return FALSE;
+ }
+ else
+ {
+ char *text = (char*) NULL;
+ gint len = 0;
+
+ if (m_windowStyle & wxTE_MULTILINE)
+ {
+ len = gtk_text_get_length( GTK_TEXT(m_text) );
+ text = gtk_editable_get_chars( GTK_EDITABLE(m_text), 0, len );
+ }
+ else
+ {
+ text = gtk_entry_get_text( GTK_ENTRY(m_text) );
+ }
+
+ if (fwrite (text, sizeof (char), len, fp) != (size_t) len)
+ {
+ // Did not write whole file
+ }
+
+ // Make sure newline terminates the file
+ if (text[len - 1] != '\n')
+ fputc ('\n', fp);
+
+ fclose (fp);
+
+ if (m_windowStyle & wxTE_MULTILINE) g_free( text );
+
+ m_modified = FALSE;
+ return TRUE;
+ }
- return FALSE;
+ return TRUE;
}
-/*
wxString wxTextCtrl::GetLineText( long lineNo ) const
{
+ 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)
+ {
+ wxString buf(_T(""));
+ 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
+ {
+ if (lineNo == 0) return GetValue();
+ return wxEmptyString;
+ }
}
+void wxTextCtrl::OnDropFiles( wxDropFilesEvent &WXUNUSED(event) )
+{
+ /* If you implement this, don't forget to update the documentation!
+ * (file docs/latex/wx/text.tex) */
+ wxFAIL_MSG( _T("wxTextCtrl::OnDropFiles not implemented") );
+}
-void wxTextCtrl::OnDropFiles( wxDropFilesEvent &event )
+long 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 == _T('\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;
}
-long wxTextCtrl::PositionToXY( long pos, long *x, long *y ) const
+long wxTextCtrl::XYToPosition(long x, long y ) const
{
+ if (!(m_windowStyle & wxTE_MULTILINE)) return 0;
+
+ long pos=0;
+ for( int i=0; i<y; i++ ) pos += GetLineLength(i) + 1; // one for '\n'
+
+ pos += x;
+ return pos;
}
-long wxTextCtrl::XYToPosition( long x, long y )
+int wxTextCtrl::GetLineLength(long lineNo) const
{
+ wxString str = GetLineText (lineNo);
+ return (int) str.Length();
}
-int wxTextCtrl::GetNumberOfLines(void)
+int wxTextCtrl::GetNumberOfLines() const
{
+ 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;
+ }
}
-*/
void wxTextCtrl::SetInsertionPoint( long pos )
{
- int tmp = (int) pos;
- if (m_windowStyle & wxTE_MULTILINE)
- gtk_text_set_point( GTK_TEXT(m_text), tmp );
- else
- gtk_entry_set_position( GTK_ENTRY(m_text), tmp );
+ wxCHECK_RET( m_text != NULL, _T("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 ); */
+
+ gtk_signal_disconnect_by_func( GTK_OBJECT(m_text),
+ GTK_SIGNAL_FUNC(gtk_text_changed_callback), (gpointer)this);
+
+ /* 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. */
+
+ 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. */
+
+ GTK_EDITABLE(m_text)->current_pos = pos;
+ }
}
-void wxTextCtrl::SetInsertionPointEnd(void)
+void wxTextCtrl::SetInsertionPointEnd()
{
- 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;
- SetInsertionPoint( pos-1 );
+ wxCHECK_RET( m_text != NULL, _T("invalid text ctrl") );
+
+ 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 )
{
- if (m_windowStyle & wxTE_MULTILINE)
- gtk_text_set_editable( GTK_TEXT(m_text), editable );
- else
- gtk_entry_set_editable( GTK_ENTRY(m_text), editable );
+ wxCHECK_RET( m_text != NULL, _T("invalid text ctrl") );
+
+ if (m_windowStyle & wxTE_MULTILINE)
+ gtk_text_set_editable( GTK_TEXT(m_text), editable );
+ else
+ gtk_entry_set_editable( GTK_ENTRY(m_text), editable );
}
void wxTextCtrl::SetSelection( long from, long to )
{
- gtk_editable_select_region( GTK_EDITABLE(m_text), (gint)from, (gint)to );
+ wxCHECK_RET( m_text != NULL, _T("invalid text ctrl") );
+
+ 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_text)->current_pos;
+ wxCHECK_MSG( m_text != NULL, 0, _T("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_text) );
- else
- pos = GTK_ENTRY(m_text)->text_length;
- return (long)pos-1;
+ wxCHECK_MSG( m_text != NULL, 0, _T("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_text), (gint)from, (gint)to );
+ wxCHECK_RET( m_text != NULL, _T("invalid text ctrl") );
+
+ gtk_signal_disconnect_by_func( GTK_OBJECT(m_text),
+ GTK_SIGNAL_FUNC(gtk_text_changed_callback), (gpointer)this);
+
+ gtk_editable_delete_text( GTK_EDITABLE(m_text), (gint)from, (gint)to );
+
+ gtk_signal_connect( GTK_OBJECT(m_text), "changed",
+ GTK_SIGNAL_FUNC(gtk_text_changed_callback), (gpointer)this);
}
void wxTextCtrl::Replace( long from, long to, const wxString &value )
{
- gtk_editable_delete_text( GTK_EDITABLE(m_text), (gint)from, (gint)to );
- if (value.IsNull()) return;
- gint pos = (gint)to;
- gtk_editable_insert_text( GTK_EDITABLE(m_text), value, value.Length(), &pos );
+ wxCHECK_RET( m_text != NULL, _T("invalid text ctrl") );
+
+ gtk_signal_disconnect_by_func( GTK_OBJECT(m_text),
+ GTK_SIGNAL_FUNC(gtk_text_changed_callback), (gpointer)this);
+
+ 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
+ }
+
+ gtk_signal_connect( GTK_OBJECT(m_text), "changed",
+ GTK_SIGNAL_FUNC(gtk_text_changed_callback), (gpointer)this);
}
-void wxTextCtrl::Cut(void)
+void wxTextCtrl::Cut()
{
- gtk_editable_cut_clipboard( GTK_EDITABLE(m_text), 0 );
+ wxCHECK_RET( m_text != NULL, _T("invalid text ctrl") );
+
+ gtk_signal_disconnect_by_func( GTK_OBJECT(m_text),
+ GTK_SIGNAL_FUNC(gtk_text_changed_callback), (gpointer)this);
+
+#if (GTK_MINOR_VERSION > 0)
+ gtk_editable_cut_clipboard( GTK_EDITABLE(m_text) );
+#else
+ gtk_editable_cut_clipboard( GTK_EDITABLE(m_text), 0 );
+#endif
+
+ gtk_signal_connect( GTK_OBJECT(m_text), "changed",
+ GTK_SIGNAL_FUNC(gtk_text_changed_callback), (gpointer)this);
}
-void wxTextCtrl::Copy(void)
+void wxTextCtrl::Copy()
{
- gtk_editable_copy_clipboard( GTK_EDITABLE(m_text), 0 );
+ wxCHECK_RET( m_text != NULL, _T("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_text), 0 );
+ wxCHECK_RET( m_text != NULL, _T("invalid text ctrl") );
+
+ gtk_signal_disconnect_by_func( GTK_OBJECT(m_text),
+ GTK_SIGNAL_FUNC(gtk_text_changed_callback), (gpointer)this);
+
+#if (GTK_MINOR_VERSION > 0)
+ gtk_editable_paste_clipboard( GTK_EDITABLE(m_text) );
+#else
+ gtk_editable_paste_clipboard( GTK_EDITABLE(m_text), 0 );
+#endif
+
+ gtk_signal_connect( GTK_OBJECT(m_text), "changed",
+ GTK_SIGNAL_FUNC(gtk_text_changed_callback), (gpointer)this);
}
-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) ;
+}
+
+bool wxTextCtrl::CanCut() const
+{
+ // Can cut if there's a selection
+ long from, to;
+ GetSelection(& from, & to);
+ return (from != to) ;
+}
+
+bool wxTextCtrl::CanPaste() const
+{
+ return IsEditable() ;
+}
+
+// Undo/redo
+void wxTextCtrl::Undo()
+{
+ // TODO
+ wxFAIL_MSG( _T("wxTextCtrl::Undo not implemented") );
+}
+
+void wxTextCtrl::Redo()
+{
+ // TODO
+ wxFAIL_MSG( _T("wxTextCtrl::Redo not implemented") );
+}
+
+bool wxTextCtrl::CanUndo() const
+{
+ // TODO
+ wxFAIL_MSG( _T("wxTextCtrl::CanUndo not implemented") );
+ return FALSE;
+}
+
+bool wxTextCtrl::CanRedo() const
+{
+ // TODO
+ wxFAIL_MSG( _T("wxTextCtrl::CanRedo not implemented") );
+ return FALSE;
+}
+
+// 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, _T("invalid text ctrl") );
+
+ if (!(GTK_EDITABLE(m_text)->has_selection))
+ {
+ if (from) *from = 0;
+ if (to) *to = 0;
+ return;
+ }
+
+ if (from) *from = (long) GTK_EDITABLE(m_text)->selection_start_pos;
+ if (to) *to = (long) GTK_EDITABLE(m_text)->selection_end_pos;
+}
+
+bool wxTextCtrl::IsEditable() const
+{
+ wxCHECK_MSG( m_text != NULL, FALSE, _T("invalid text ctrl") );
+
+ return GTK_EDITABLE(m_text)->editable;
+}
+
+void wxTextCtrl::Clear()
+{
+ SetValue( _T("") );
}
void wxTextCtrl::OnChar( wxKeyEvent &key_event )
{
- if ((key_event.KeyCode() == WXK_RETURN) && (m_windowStyle & wxPROCESS_ENTER))
- {
- wxCommandEvent event(wxEVT_COMMAND_TEXT_ENTER, m_windowId);
- event.SetEventObject(this);
- if (GetEventHandler()->ProcessEvent(event)) return;
- }
- else if (key_event.KeyCode() == WXK_TAB)
- {
- wxNavigationKeyEvent event;
- event.SetDirection( key_event.m_shiftDown );
- event.SetWindowChange(FALSE);
- event.SetEventObject(this);
+ wxCHECK_RET( m_text != NULL, _T("invalid text ctrl") );
- if (GetEventHandler()->ProcessEvent(event)) return;
- }
- key_event.Skip();
+ if ((key_event.KeyCode() == WXK_RETURN) && (m_windowStyle & wxPROCESS_ENTER))
+ {
+ wxCommandEvent event(wxEVT_COMMAND_TEXT_ENTER, m_windowId);
+ event.SetEventObject(this);
+ if (GetEventHandler()->ProcessEvent(event)) return;
+ }
+
+ key_event.Skip();
}
+#ifndef NO_TEXT_WINDOW_STREAM
int wxTextCtrl::overflow( int WXUNUSED(c) )
{
- 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 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)
+int wxTextCtrl::sync()
{
- 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;
+ 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;
}
-int wxTextCtrl::underflow(void)
+int wxTextCtrl::underflow()
{
- return EOF;
+ return EOF;
}
wxTextCtrl& wxTextCtrl::operator<<(const wxString& s)
{
- WriteText(s);
- return *this;
+ AppendText(s);
+ return *this;
}
wxTextCtrl& wxTextCtrl::operator<<(float f)
{
- static char buf[100];
- sprintf(buf, "%.2f", f);
- WriteText(buf);
- return *this;
+ static char buf[100];
+ sprintf(buf, "%.2f", f);
+ AppendText(buf);
+ return *this;
}
wxTextCtrl& wxTextCtrl::operator<<(double d)
{
- static char buf[100];
- sprintf(buf, "%.2f", d);
- WriteText(buf);
- return *this;
+ static char buf[100];
+ sprintf(buf, "%.2f", d);
+ AppendText(buf);
+ return *this;
}
wxTextCtrl& wxTextCtrl::operator<<(int i)
{
- static char buf[100];
- sprintf(buf, "%i", i);
- WriteText(buf);
- return *this;
+ static char buf[100];
+ sprintf(buf, "%i", i);
+ AppendText(buf);
+ return *this;
}
wxTextCtrl& wxTextCtrl::operator<<(long i)
{
- static char buf[100];
- sprintf(buf, "%ld", i);
- WriteText(buf);
- return *this;
+ static char buf[100];
+ sprintf(buf, "%ld", i);
+ AppendText(buf);
+ return *this;
}
wxTextCtrl& wxTextCtrl::operator<<(const char c)
{
- char buf[2];
+ char buf[2];
- buf[0] = c;
- buf[1] = 0;
- WriteText(buf);
- return *this;
+ buf[0] = c;
+ buf[1] = 0;
+ AppendText(buf);
+ return *this;
}
+#endif
-GtkWidget* wxTextCtrl::GetConnectWidget(void)
+GtkWidget* wxTextCtrl::GetConnectWidget()
{
- return GTK_WIDGET(m_text);
+ 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);
+ if (m_windowStyle & wxTE_MULTILINE)
+ return (window == GTK_TEXT(m_text)->text_area);
+ else
+ return (window == GTK_ENTRY(m_text)->text_area);
}
-void wxTextCtrl::SetFont( const wxFont &font )
+bool wxTextCtrl::SetFont( const wxFont &WXUNUSED(font) )
{
- if (((wxFont*)&font)->Ok())
- m_font = font;
- else
- m_font = *wxSWISS_FONT;
-
- GtkStyle *style = (GtkStyle*) NULL;
- if (!m_hasOwnStyle)
- {
- m_hasOwnStyle = TRUE;
- style = gtk_style_copy( gtk_widget_get_style( m_text ) );
- }
- else
- {
- style = gtk_widget_get_style( m_text );
- }
-
- gdk_font_unref( style->font );
- style->font = gdk_font_ref( m_font.GetInternalFont( 1.0 ) );
-
- gtk_widget_set_style( m_text, style );
+ wxCHECK_MSG( m_text != NULL, FALSE, _T("invalid text ctrl") );
+
+ // doesn't work
+ return FALSE;
}
+bool wxTextCtrl::SetForegroundColour( const wxColour &WXUNUSED(colour) )
+{
+ wxCHECK_MSG( m_text != NULL, FALSE, _T("invalid text ctrl") );
+
+ // doesn't work
+ return FALSE;
+}
+
+bool wxTextCtrl::SetBackgroundColour( const wxColour &colour )
+{
+ wxCHECK_MSG( m_text != NULL, FALSE, _T("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;
+}
+void wxTextCtrl::ApplyWidgetStyle()
+{
+ if (m_windowStyle & wxTE_MULTILINE)
+ {
+ // how ?
+ }
+ else
+ {
+ SetWidgetStyle();
+ gtk_widget_set_style( m_text, m_widgetStyle );
+ }
+}
+
+void wxTextCtrl::OnCut(wxCommandEvent& WXUNUSED(event))
+{
+ Cut();
+}
+
+void wxTextCtrl::OnCopy(wxCommandEvent& WXUNUSED(event))
+{
+ Copy();
+}
+
+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() );
+}
projects / wxWidgets.git / blobdiff