X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/c801d85f158c4cba50b588807daabdcbd0ed3853..7fc4caa60a5b6c4af27da67afed5eeb85a823003:/src/gtk/textctrl.cpp?ds=inline diff --git a/src/gtk/textctrl.cpp b/src/gtk/textctrl.cpp index 890393380a..61279a64f4 100644 --- a/src/gtk/textctrl.cpp +++ b/src/gtk/textctrl.cpp @@ -2,18 +2,218 @@ // 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__ +#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA) #pragma implementation "textctrl.h" #endif +// For compilers that support precompilation, includes "wx.h". +#include "wx/wxprec.h" + #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 "wx/strconv.h" +#include "wx/fontutil.h" // for wxNativeFontInfo (GetNativeFontInfo()) + +#include +#include +#include +#include // for fabs + +#include "wx/gtk/private.h" +#include + +//----------------------------------------------------------------------------- +// idle system +//----------------------------------------------------------------------------- + +extern void wxapp_install_idle_handler(); +extern bool g_isIdle; + +//----------------------------------------------------------------------------- +// data +//----------------------------------------------------------------------------- + +extern bool g_blockEventsOnDrag; +extern wxCursor g_globalCursor; +extern wxWindowGTK *g_delayedFocus; + +// ---------------------------------------------------------------------------- +// helpers +// ---------------------------------------------------------------------------- + +#ifdef __WXGTK20__ +static void wxGtkTextInsert(GtkWidget *text, + GtkTextBuffer *text_buffer, + const wxTextAttr& attr, + wxCharBuffer buffer) + +{ + PangoFontDescription *font_description = attr.HasFont() + ? attr.GetFont().GetNativeFontInfo()->description + : NULL; + + GdkColor *colFg = attr.HasTextColour() ? attr.GetTextColour().GetColor() + : NULL; + + GdkColor *colBg = attr.HasBackgroundColour() + ? attr.GetBackgroundColour().GetColor() + : NULL; + + GtkTextTag *tag; + tag = gtk_text_buffer_create_tag( text_buffer, NULL, "font-desc", font_description, + "foreground-gdk", colFg, + "background-gdk", colBg, NULL ); + + GtkTextIter iter; + gtk_text_buffer_get_iter_at_mark( text_buffer, &iter, + gtk_text_buffer_get_insert (text_buffer) ); + + gtk_text_buffer_insert_with_tags( text_buffer, &iter, buffer, strlen(buffer), tag, NULL ); +} +#else +static void wxGtkTextInsert(GtkWidget *text, + const wxTextAttr& attr, + const char *txt, + size_t len) +{ + GdkFont *font = attr.HasFont() ? attr.GetFont().GetInternalFont() + : NULL; + + GdkColor *colFg = attr.HasTextColour() ? attr.GetTextColour().GetColor() + : NULL; + + GdkColor *colBg = attr.HasBackgroundColour() + ? attr.GetBackgroundColour().GetColor() + : NULL; + + gtk_text_insert( GTK_TEXT(text), font, colFg, colBg, txt, len ); +} +#endif // GTK 1.x + +// ---------------------------------------------------------------------------- +// "insert_text" for GtkEntry +// ---------------------------------------------------------------------------- + +static void +gtk_insert_text_callback(GtkEditable *editable, + const gchar *new_text, + gint new_text_length, + gint *position, + wxTextCtrl *win) +{ + if (g_isIdle) + wxapp_install_idle_handler(); + + // we should only be called if we have a max len limit at all + GtkEntry *entry = GTK_ENTRY (editable); + + wxCHECK_RET( entry->text_max_length, _T("shouldn't be called") ); + + // check that we don't overflow the max length limit + // + // FIXME: this doesn't work when we paste a string which is going to be + // truncated + if ( entry->text_length == entry->text_max_length ) + { + // we don't need to run the base class version at all + gtk_signal_emit_stop_by_name(GTK_OBJECT(editable), "insert_text"); + + // remember that the next changed signal is to be ignored to avoid + // generating a dummy wxEVT_COMMAND_TEXT_UPDATED event + win->IgnoreNextTextUpdate(); + + // and generate the correct one ourselves + wxCommandEvent event(wxEVT_COMMAND_TEXT_MAXLEN, win->GetId()); + event.SetEventObject(win); + event.SetString(win->GetValue()); + win->GetEventHandler()->ProcessEvent( event ); + } +} + +//----------------------------------------------------------------------------- +// "changed" +//----------------------------------------------------------------------------- + +static void +gtk_text_changed_callback( GtkWidget *widget, wxTextCtrl *win ) +{ + if ( win->IgnoreTextUpdate() ) + return; + + if (!win->m_hasVMT) return; + + if (g_isIdle) + wxapp_install_idle_handler(); + + win->SetModified(); +#ifndef __WXGTK20__ + win->UpdateFontIfNeeded(); +#endif // !__WXGTK20__ + + wxCommandEvent event( wxEVT_COMMAND_TEXT_UPDATED, win->GetId() ); + event.SetEventObject( win ); + event.SetString( win->GetValue() ); + win->GetEventHandler()->ProcessEvent( event ); +} + +//----------------------------------------------------------------------------- +// "changed" from vertical scrollbar +//----------------------------------------------------------------------------- + +#ifndef __WXGTK20__ +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(); +} +#endif + +// ---------------------------------------------------------------------------- +// redraw callback for multiline text +// ---------------------------------------------------------------------------- + +#ifndef __WXGTK20__ + +// redrawing a GtkText from inside a wxYield() call results in crashes (the +// text sample shows it in its "Add lines" command which shows wxProgressDialog +// which implicitly calls wxYield()) so we override GtkText::draw() and simply +// don't do anything if we're inside wxYield() + +extern bool wxIsInsideYield; + +extern "C" { + typedef void (*GtkDrawCallback)(GtkWidget *widget, GdkRectangle *rect); +} + +static GtkDrawCallback gs_gtk_text_draw = NULL; + +extern "C" +void wxgtk_text_draw( GtkWidget *widget, GdkRectangle *rect) +{ + if ( !wxIsInsideYield ) + { + wxCHECK_RET( gs_gtk_text_draw != wxgtk_text_draw, + _T("infinite recursion in wxgtk_text_draw aborted") ); + + gs_gtk_text_draw(widget, rect); + } +} + +#endif // __WXGTK20__ //----------------------------------------------------------------------------- // wxTextCtrl @@ -21,371 +221,1582 @@ 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() +void wxTextCtrl::Init() { -}; + m_ignoreNextUpdate = + m_modified = FALSE; + SetUpdateFont(FALSE); + m_text = + m_vScrollbar = (GtkWidget *)NULL; +} -wxTextCtrl::wxTextCtrl( wxWindow *parent, const wxWindowID id, const wxString &value, - const wxPoint &pos, const wxSize &size, - const int style, const wxString &name ) : streambuf() +wxTextCtrl::wxTextCtrl( wxWindow *parent, + wxWindowID id, + const wxString &value, + const wxPoint &pos, + const wxSize &size, + long style, + const wxValidator& validator, + const wxString &name ) { - Create( parent, id, value, pos, size, style, name ); -}; + Init(); -bool wxTextCtrl::Create( wxWindow *parent, const wxWindowID id, const wxString &value, - const wxPoint &pos, const wxSize &size, - const int style, const wxString &name ) + 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; - - PreCreation( parent, id, pos, size, style, name ); - - if (style & wxTE_MULTILINE) - m_widget = gtk_text_new( NULL, NULL ); - else - m_widget = gtk_entry_new(); + 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; + +#ifdef __WXGTK20__ + GtkTextBuffer *buffer = NULL; +#endif + + if (multi_line) + { +#ifdef __WXGTK20__ + // Create view + m_text = gtk_text_view_new(); + + buffer = gtk_text_view_get_buffer( GTK_TEXT_VIEW(m_text) ); + + // create scrolled window + m_widget = gtk_scrolled_window_new( NULL, NULL ); + gtk_scrolled_window_set_policy( GTK_SCROLLED_WINDOW( m_widget ), + GTK_POLICY_AUTOMATIC, GTK_POLICY_AUTOMATIC ); + + // Insert view into scrolled window + gtk_container_add( GTK_CONTAINER(m_widget), m_text ); + + // Global settings which can be overridden by tags, I guess. + if (HasFlag( wxHSCROLL ) || HasFlag( wxTE_DONTWRAP )) + gtk_text_view_set_wrap_mode( GTK_TEXT_VIEW( m_text ), GTK_WRAP_NONE ); + else + gtk_text_view_set_wrap_mode( GTK_TEXT_VIEW( m_text ), GTK_WRAP_WORD ); + + if (!HasFlag(wxNO_BORDER)) + gtk_scrolled_window_set_shadow_type( GTK_SCROLLED_WINDOW(m_widget), GTK_SHADOW_IN ); + + GTK_WIDGET_UNSET_FLAGS( m_widget, GTK_CAN_FOCUS ); +#else + // create our control ... + m_text = gtk_text_new( (GtkAdjustment *) NULL, (GtkAdjustment *) NULL ); + + // ... and put into the upper left hand corner of the table + bool bHasHScrollbar = FALSE; + 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 ); + + // 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); +#endif + } + else + { + // a single-line text control: no need for scrollbars + m_widget = + m_text = gtk_entry_new(); + } + + m_parent->DoAddChild( this ); + + m_focusWidget = m_text; + + PostCreation(size); + + if (multi_line) + gtk_widget_show(m_text); + +#ifndef __WXGTK20__ + if (multi_line) + { + gtk_signal_connect(GTK_OBJECT(GTK_TEXT(m_text)->vadj), "changed", + (GtkSignalFunc) gtk_scrollbar_changed_callback, (gpointer) this ); + + // only initialize gs_gtk_text_draw once, starting from the next the + // klass::draw will already be wxgtk_text_draw + if ( !gs_gtk_text_draw ) + { + GtkDrawCallback& + draw = GTK_WIDGET_CLASS(GTK_OBJECT(m_text)->klass)->draw; + + gs_gtk_text_draw = draw; + + draw = wxgtk_text_draw; + } + } +#endif // GTK+ 1.x + + if (!value.IsEmpty()) + { +#ifdef __WXGTK20__ + SetValue( value ); +#else + +#if !GTK_CHECK_VERSION(1, 2, 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 + + gint tmp = 0; +#if wxUSE_UNICODE + wxWX2MBbuf val = value.mbc_str(); + gtk_editable_insert_text( GTK_EDITABLE(m_text), val, strlen(val), &tmp ); +#else + gtk_editable_insert_text( GTK_EDITABLE(m_text), value, value.Length(), &tmp ); +#endif + + if (multi_line) + { + // Bring editable's cursor uptodate. Bug in GTK. + SET_EDITABLE_POS(m_text, gtk_text_get_point( GTK_TEXT(m_text) )); + } + +#endif + } + + 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 ); +#ifdef __WXGTK20__ + else + gtk_text_view_set_editable( GTK_TEXT_VIEW( m_text), FALSE); +#else + } + else + { + if (multi_line) + gtk_text_set_editable( GTK_TEXT(m_text), 1 ); +#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__ - if (!value.IsNull()) - { - gint tmp = 0; - gtk_editable_insert_text( GTK_EDITABLE(m_widget), value, value.Length(), &tmp ); - }; - - wxSize newSize = size; - if (newSize.x == -1) newSize.x = 80; - if (newSize.y == -1) newSize.y = 26; - SetSize( newSize.x, newSize.y ); - - PostCreation(); - - Show( TRUE ); + // We want to be notified about text changes. +#ifdef __WXGTK20__ + if (multi_line) + { + g_signal_connect( G_OBJECT(buffer), "changed", + GTK_SIGNAL_FUNC(gtk_text_changed_callback), (gpointer)this); + } + else +#endif - return TRUE; -}; - -wxString wxTextCtrl::GetValue(void) const -{ - 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-1 ); - } - else - { - tmp = gtk_entry_get_text( GTK_ENTRY(m_widget) ); - }; - return tmp; -}; + { + gtk_signal_connect( GTK_OBJECT(m_text), "changed", + GTK_SIGNAL_FUNC(gtk_text_changed_callback), (gpointer)this); + } + + m_cursor = wxCursor( wxCURSOR_IBEAM ); + + wxTextAttr attrDef(GetForegroundColour(), GetBackgroundColour(), GetFont()); + SetDefaultStyle( attrDef ); + + return TRUE; +} + + +void wxTextCtrl::CalculateScrollbar() +{ +#ifndef __WXGTK20__ + 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; + } + } +#endif +} + +wxString wxTextCtrl::GetValue() const +{ + wxCHECK_MSG( m_text != NULL, wxT(""), wxT("invalid text ctrl") ); + + wxString tmp; + if (m_windowStyle & wxTE_MULTILINE) + { +#ifdef __WXGTK20__ + GtkTextBuffer *text_buffer = gtk_text_view_get_buffer( GTK_TEXT_VIEW(m_text) ); + + GtkTextIter start; + gtk_text_buffer_get_start_iter( text_buffer, &start ); + GtkTextIter end; + gtk_text_buffer_get_end_iter( text_buffer, &end ); + gchar *text = gtk_text_buffer_get_text( text_buffer, &start, &end, TRUE ); + +#if wxUSE_UNICODE + wxWCharBuffer buffer( wxConvUTF8.cMB2WX( text ) ); +#else + wxCharBuffer buffer( wxConvLocal.cWC2WX( wxConvUTF8.cMB2WC( text ) ) ); +#endif + tmp = buffer; + + g_free( text ); +#else + gint len = gtk_text_get_length( GTK_TEXT(m_text) ); + char *text = gtk_editable_get_chars( GTK_EDITABLE(m_text), 0, len ); + tmp = text; + g_free( text ); +#endif + } + else + { + tmp = wxGTK_CONV_BACK( gtk_entry_get_text( GTK_ENTRY(m_text) ) ); + } + + 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-1 ); - 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) + { +#ifdef __WXGTK20__ + +#if wxUSE_UNICODE + wxCharBuffer buffer( wxConvUTF8.cWX2MB( value) ); +#else + wxCharBuffer buffer( wxConvUTF8.cWC2MB( wxConvLocal.cWX2WC( value ) ) ); +#endif + GtkTextBuffer *text_buffer = gtk_text_view_get_buffer( GTK_TEXT_VIEW(m_text) ); + gtk_text_buffer_set_text( text_buffer, buffer, strlen(buffer) ); + +#else + 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), value.mbc_str(), value.Length(), &len ); +#endif + } + else + { + gtk_entry_set_text( GTK_ENTRY(m_text), wxGTK_CONV( value ) ); + } + + // GRG, Jun/2000: Changed this after a lot of discussion in + // the lists. wxWidgets 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; - 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 ); - } - else - { - gtk_entry_append_text( GTK_ENTRY(m_widget), text ); - }; -}; + wxCHECK_RET( m_text != NULL, wxT("invalid text ctrl") ); + + 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__ + +#if wxUSE_UNICODE + wxCharBuffer buffer( wxConvUTF8.cWX2MB( 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. + wxGtkTextInsert( m_text, text_buffer, m_defaultStyle, buffer ); + + GtkAdjustment *adj = gtk_scrolled_window_get_vadjustment( GTK_SCROLLED_WINDOW(m_widget) ); + // Scroll to cursor, but only if scrollbar thumb is at the very bottom + if ( adj->value == adj->upper - adj->page_size ) + { + gtk_text_view_scroll_to_mark( GTK_TEXT_VIEW(m_text), + gtk_text_buffer_get_insert( text_buffer ), 0.0, FALSE, 0.0, 1.0 ); + } +#else // GTK 1.x + // After cursor movements, gtk_text_get_point() is wrong by one. + gtk_text_set_point( GTK_TEXT(m_text), GET_EDITABLE_POS(m_text) ); + + // always use m_defaultStyle, even if it is empty as otherwise + // resetting the style and appending some more text wouldn't work: if + // we don't specify the style explicitly, the old style would be used + gtk_editable_delete_selection( GTK_EDITABLE(m_text) ); + wxGtkTextInsert(m_text, m_defaultStyle, text.c_str(), text.Len()); + + // we called wxGtkTextInsert with correct font, no need to do anything + // in UpdateFontIfNeeded() any longer + if ( !text.empty() ) + { + SetUpdateFont(FALSE); + } + + // Bring editable's cursor back uptodate. + SET_EDITABLE_POS(m_text, gtk_text_get_point( GTK_TEXT(m_text) )); +#endif // GTK 1.x/2.0 + } + else // single line + { + // First remove the selection if there is one + gtk_editable_delete_selection( GTK_EDITABLE(m_text) ); + + // This moves the cursor pos to behind the inserted text. + gint len = GET_EDITABLE_POS(m_text); + +#ifdef __WXGTK20__ + +#if wxUSE_UNICODE + wxCharBuffer buffer( wxConvUTF8.cWX2MB( text ) ); +#else + wxCharBuffer buffer( wxConvUTF8.cWC2MB( wxConvLocal.cWX2WC( text ) ) ); +#endif + gtk_editable_insert_text( GTK_EDITABLE(m_text), buffer, strlen(buffer), &len ); + +#else + gtk_editable_insert_text( GTK_EDITABLE(m_text), text.c_str(), text.Len(), &len ); +#endif + + // Bring entry's cursor uptodate. + gtk_entry_set_position( GTK_ENTRY(m_text), len ); + } + + m_modified = oldModified; +} + +void wxTextCtrl::AppendText( const wxString &text ) +{ + SetInsertionPointEnd(); + WriteText( text ); +} + +wxString wxTextCtrl::GetLineText( long lineNo ) const +{ + if (m_windowStyle & wxTE_MULTILINE) + { +#ifndef __WXGTK20__ + 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 + GtkTextBuffer *text_buffer; + text_buffer = gtk_text_view_get_buffer(GTK_TEXT_VIEW(m_text)); + GtkTextIter line; + gtk_text_buffer_get_iter_at_line(text_buffer,&line,lineNo); + GtkTextIter end; + gtk_text_buffer_get_end_iter(text_buffer,&end ); + gchar *text = gtk_text_buffer_get_text(text_buffer,&line,&end,TRUE); + wxString result(wxGTK_CONV_BACK(text)); + g_free(text); + return result.BeforeFirst(wxT('\n')); +#endif + } + 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( wxT("wxTextCtrl::OnDropFiles not implemented") ); +} + +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; +} + +long wxTextCtrl::XYToPosition(long x, long y ) const +{ + if (!(m_windowStyle & wxTE_MULTILINE)) return 0; + + long pos=0; + for( int i=0; iline_start_cache ) + { + // tell the programmer that it didn't work + wxLogDebug(_T("Can't call SetSelection() before realizing the control")); + return; + } +#endif + + if (m_windowStyle & wxTE_MULTILINE) + { +#ifdef __WXGTK20__ + GtkTextBuffer *buf = gtk_text_view_get_buffer( GTK_TEXT_VIEW(m_text) ); + + GtkTextIter fromi, toi; + gtk_text_buffer_get_iter_at_offset( buf, &fromi, from ); + gtk_text_buffer_get_iter_at_offset( buf, &toi, to ); + + gtk_text_buffer_place_cursor( buf, &toi ); + gtk_text_buffer_move_mark_by_name( buf, "selection_bound", &fromi ); +#else + gtk_editable_select_region( GTK_EDITABLE(m_text), (gint)from, (gint)to ); +#endif + } + else + { + gtk_editable_select_region( GTK_EDITABLE(m_text), (gint)from, (gint)to ); + } +} + +void wxTextCtrl::ShowPosition( long pos ) +{ + if (m_windowStyle & wxTE_MULTILINE) + { +#ifdef __WXGTK20__ + GtkTextBuffer *buf = gtk_text_view_get_buffer( GTK_TEXT_VIEW(m_text) ); + GtkTextIter iter; + gtk_text_buffer_get_start_iter( buf, &iter ); + gtk_text_iter_set_offset( &iter, pos ); + GtkTextMark *mark = gtk_text_buffer_create_mark( buf, NULL, &iter, TRUE ); + gtk_text_view_scroll_to_mark( GTK_TEXT_VIEW(m_text), mark, 0.0, FALSE, 0.0, 0.0 ); +#else // GTK 1.x + GtkAdjustment *vp = GTK_TEXT(m_text)->vadj; + float totalLines = (float) GetNumberOfLines(); + long posX; + long posY; + PositionToXY(pos, &posX, &posY); + float posLine = (float) posY; + float p = (posLine/totalLines)*(vp->upper - vp->lower) + vp->lower; + gtk_adjustment_set_value(GTK_TEXT(m_text)->vadj, p); +#endif // GTK 1.x/2.x + } +} + +#ifdef __WXGTK20__ + +wxTextCtrlHitTestResult +wxTextCtrl::HitTest(const wxPoint& pt, long *pos) const { -}; + if ( !IsMultiLine() ) + { + // not supported + return wxTE_HT_UNKNOWN; + } -bool wxTextCtrl::LoadFile( const wxString &file ) + 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") ); + +#ifdef __WXGTK20__ + if (m_windowStyle & wxTE_MULTILINE) + { + GtkTextBuffer *text_buffer = gtk_text_view_get_buffer( GTK_TEXT_VIEW(m_text) ); + + // There is no direct accessor for the cursor, but + // internally, the cursor is the "mark" called + // "insert" in the text view's btree structure. -bool wxTextCtrl::SaveFile( const wxString &file ) + GtkTextMark *mark = gtk_text_buffer_get_insert( text_buffer ); + GtkTextIter cursor; + gtk_text_buffer_get_iter_at_mark( text_buffer, &cursor, mark ); + + return gtk_text_iter_get_offset( &cursor ); + } + else +#endif + { + return (long) GET_EDITABLE_POS(m_text); + } +} + +long wxTextCtrl::GetLastPosition() const { -}; + wxCHECK_MSG( m_text != NULL, 0, wxT("invalid text ctrl") ); -void wxTextCtrl::DiscardEdits(void) + int pos = 0; + + if (m_windowStyle & wxTE_MULTILINE) + { +#ifdef __WXGTK20__ + GtkTextBuffer *text_buffer = gtk_text_view_get_buffer( GTK_TEXT_VIEW(m_text) ); + GtkTextIter end; + gtk_text_buffer_get_end_iter( text_buffer, &end ); + + pos = gtk_text_iter_get_offset( &end ); +#else + pos = gtk_text_get_length( GTK_TEXT(m_text) ); +#endif + } + else + { + pos = GTK_ENTRY(m_text)->text_length; + } + + return (long)pos; +} + +void wxTextCtrl::Remove( long from, long to ) { -}; + wxCHECK_RET( m_text != NULL, wxT("invalid text ctrl") ); + +#ifdef __WXGTK20__ + if (m_windowStyle & wxTE_MULTILINE) + { + GtkTextBuffer * + text_buffer = gtk_text_view_get_buffer( GTK_TEXT_VIEW(m_text) ); + + GtkTextIter fromi, toi; + gtk_text_buffer_get_iter_at_offset( text_buffer, &fromi, from ); + gtk_text_buffer_get_iter_at_offset( text_buffer, &toi, to ); + + gtk_text_buffer_delete( text_buffer, &fromi, &toi ); + } + else // single line +#endif + gtk_editable_delete_text( GTK_EDITABLE(m_text), (gint)from, (gint)to ); +} + +void wxTextCtrl::Replace( long from, long to, const wxString &value ) +{ + wxCHECK_RET( m_text != NULL, wxT("invalid text ctrl") ); + + Remove( from, to ); + + if (!value.IsEmpty()) + { +#ifdef __WXGTK20__ + SetInsertionPoint( from ); + WriteText( value ); +#else // GTK 1.x + 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 // wxUSE_UNICODE +#endif // GTK 1.x/2.x + } +} -bool wxTextCtrl::IsModified(void) +void wxTextCtrl::Cut() { -}; + wxCHECK_RET( m_text != NULL, wxT("invalid text ctrl") ); -void wxTextCtrl::OnDropFiles( wxDropFilesEvent &event ) +#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") ); + +#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); +} -long wxTextCtrl::PositionToXY( const long pos, long *x, long *y ) const +void wxTextCtrl::Paste() { -}; + wxCHECK_RET( m_text != NULL, wxT("invalid text ctrl") ); + +#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); +} -long wxTextCtrl::XYToPosition( const long x, const long y ) +// Undo/redo +void wxTextCtrl::Undo() { -}; + // TODO + wxFAIL_MSG( wxT("wxTextCtrl::Undo not implemented") ); +} -int wxTextCtrl::GetNumberOfLines(void) +void wxTextCtrl::Redo() { -}; + // TODO + wxFAIL_MSG( wxT("wxTextCtrl::Redo not implemented") ); +} -*/ -void wxTextCtrl::SetInsertionPoint( const long pos ) +bool wxTextCtrl::CanUndo() const { - 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 ); -}; + // TODO + //wxFAIL_MSG( wxT("wxTextCtrl::CanUndo not implemented") ); + return FALSE; +} -void wxTextCtrl::SetInsertionPointEnd(void) +bool wxTextCtrl::CanRedo() 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; - SetInsertionPoint( pos-1 ); -}; + // TODO + //wxFAIL_MSG( wxT("wxTextCtrl::CanRedo not implemented") ); + return FALSE; +} -void wxTextCtrl::SetEditable( const bool editable ) +// If the return values from and to are the same, there is no +// selection. +void wxTextCtrl::GetSelection(long* fromOut, long* toOut) const { - if (m_windowStyle & wxTE_MULTILINE) - gtk_text_set_editable( GTK_TEXT(m_widget), editable ); - else - gtk_entry_set_editable( GTK_ENTRY(m_widget), editable ); -}; + wxCHECK_RET( m_text != NULL, wxT("invalid text ctrl") ); + + gint from = -1; + gint to = -1; + bool haveSelection = FALSE; + +#ifdef __WXGTK20__ + if (m_windowStyle & wxTE_MULTILINE) + { + GtkTextBuffer *buffer = gtk_text_view_get_buffer (GTK_TEXT_VIEW (m_text)); + GtkTextIter ifrom, ito; + if ( gtk_text_buffer_get_selection_bounds(buffer, &ifrom, &ito) ) + { + haveSelection = TRUE; + from = gtk_text_iter_get_offset(&ifrom); + to = gtk_text_iter_get_offset(&ito); + } + } + else // not multi-line + { + if ( gtk_editable_get_selection_bounds( GTK_EDITABLE(m_text), + &from, &to) ) + { + haveSelection = TRUE; + } + } +#else // not GTK2 + if ( (GTK_EDITABLE(m_text)->has_selection) ) + { + haveSelection = TRUE; + from = (long) GTK_EDITABLE(m_text)->selection_start_pos; + to = (long) GTK_EDITABLE(m_text)->selection_end_pos; + } +#endif -void wxTextCtrl::SetSelection( const long from, const long to ) + if (! haveSelection ) + from = to = GetInsertionPoint(); + + if ( from > to ) + { + // exchange them to be compatible with wxMSW + gint tmp = from; + from = to; + to = tmp; + } + + if ( fromOut ) + *fromOut = from; + if ( toOut ) + *toOut = to; +} + + +bool wxTextCtrl::IsEditable() const { - gtk_editable_select_region( GTK_EDITABLE(m_widget), (gint)from, (gint)to ); -}; + wxCHECK_MSG( m_text != NULL, FALSE, wxT("invalid text ctrl") ); + +#ifdef __WXGTK20__ + if (m_windowStyle & wxTE_MULTILINE) + { + return gtk_text_view_get_editable(GTK_TEXT_VIEW(m_text)); + } + else + { + return gtk_editable_get_editable(GTK_EDITABLE(m_text)); + } +#else + return GTK_EDITABLE(m_text)->editable; +#endif +} -void wxTextCtrl::ShowPosition( const long WXUNUSED(pos) ) +bool wxTextCtrl::IsModified() const { -}; + return m_modified; +} -long wxTextCtrl::GetInsertionPoint(void) const +void wxTextCtrl::Clear() { - return (long) GTK_EDITABLE(m_widget)->current_pos; -}; + SetValue( wxT("") ); +} -long wxTextCtrl::GetLastPosition(void) const +void wxTextCtrl::OnChar( wxKeyEvent &key_event ) { - 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_RET( m_text != NULL, wxT("invalid text ctrl") ); + + if ((key_event.GetKeyCode() == 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.GetKeyCode() == WXK_RETURN) && !(m_windowStyle & wxTE_MULTILINE)) + { + // This will invoke the dialog default action, such + // as the clicking the default button. + + wxWindow *top_frame = m_parent; + while (top_frame->GetParent() && !(top_frame->IsTopLevel())) + top_frame = top_frame->GetParent(); + + if (top_frame && GTK_IS_WINDOW(top_frame->m_widget)) + { + GtkWindow *window = GTK_WINDOW(top_frame->m_widget); + + if (window->default_widget) + { + gtk_widget_activate (window->default_widget); + return; + } + } + } -void wxTextCtrl::Remove( const long from, const long to ) + key_event.Skip(); +} + +GtkWidget* wxTextCtrl::GetConnectWidget() { - gtk_editable_delete_text( GTK_EDITABLE(m_widget), (gint)from, (gint)to ); -}; + return GTK_WIDGET(m_text); +} -void wxTextCtrl::Replace( const long from, const long to, const wxString &value ) +bool wxTextCtrl::IsOwnGtkWindow( GdkWindow *window ) { - 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 ); -}; + if (m_windowStyle & wxTE_MULTILINE) + { +#ifdef __WXGTK20__ + return window == gtk_text_view_get_window( GTK_TEXT_VIEW( m_text ), GTK_TEXT_WINDOW_TEXT ); // pure guesswork +#else + return (window == GTK_TEXT(m_text)->text_area); +#endif + } + else + { + return (window == GTK_ENTRY(m_text)->text_area); + } +} -void wxTextCtrl::Cut(void) +// the font will change for subsequent text insertiongs +bool wxTextCtrl::SetFont( const wxFont &font ) { - gtk_editable_cut_clipboard( GTK_EDITABLE(m_widget), 0 ); -}; + wxCHECK_MSG( m_text != NULL, FALSE, wxT("invalid text ctrl") ); + + if ( !wxTextCtrlBase::SetFont(font) ) + { + // font didn't change, nothing to do + return FALSE; + } -void wxTextCtrl::Copy(void) + if ( m_windowStyle & wxTE_MULTILINE ) + { + SetUpdateFont(TRUE); + + m_defaultStyle.SetFont(font); + + ChangeFontGlobally(); + } + + return TRUE; +} + +void wxTextCtrl::ChangeFontGlobally() { - gtk_editable_copy_clipboard( GTK_EDITABLE(m_widget), 0 ); -}; + // this method is very inefficient and hence should be called as rarely as + // possible! + // + // TODO: it can be implemented much more efficiently for GTK2 + wxASSERT_MSG( (m_windowStyle & wxTE_MULTILINE) +#ifndef __WXGTK20__ + && m_updateFont +#endif // GTK+ 1.x + , + _T("shouldn't be called for single line controls") ); + + wxString value = GetValue(); + if ( !value.IsEmpty() ) + { + SetUpdateFont(FALSE); -void wxTextCtrl::Paste(void) + Clear(); + AppendText(value); + } +} + +#ifndef __WXGTK20__ + +void wxTextCtrl::UpdateFontIfNeeded() { - gtk_editable_paste_clipboard( GTK_EDITABLE(m_widget), 0 ); -}; + if ( m_updateFont ) + ChangeFontGlobally(); +} -void wxTextCtrl::Delete(void) +#endif // GTK+ 1.x + +bool wxTextCtrl::SetForegroundColour(const wxColour& colour) { - SetValue( "" ); -}; + if ( !wxControl::SetForegroundColour(colour) ) + return FALSE; + + // update default fg colour too + m_defaultStyle.SetTextColour(colour); + + return TRUE; +} -void wxTextCtrl::OnChar( wxKeyEvent &WXUNUSED(event) ) +bool wxTextCtrl::SetBackgroundColour( const wxColour &colour ) { -}; + wxCHECK_MSG( m_text != NULL, FALSE, wxT("invalid text ctrl") ); + + if ( !wxControl::SetBackgroundColour( colour ) ) + return FALSE; + + if (!m_widget->window) + return FALSE; + + if (!m_backgroundColour.Ok()) + return FALSE; + + if (m_windowStyle & wxTE_MULTILINE) + { +#ifndef __WXGTK20__ + 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 ); +#endif + } + + // change active background color too + m_defaultStyle.SetBackgroundColour( colour ); -int wxTextCtrl::overflow(int c) + return TRUE; +} + +bool wxTextCtrl::SetStyle( long start, long end, const wxTextAttr& style ) { - // Make sure there is a holding area - if ( allocate()==EOF ) - { - wxError("Streambuf allocation failed","Internal error"); - return EOF; - } - - // Verify that there are no characters in get area - if ( gptr() && gptr() < egptr() ) - { - wxError("Who's trespassing my get area?","Internal error"); - return EOF; - } + if ( m_windowStyle & wxTE_MULTILINE ) + { + if ( style.IsDefault() ) + { + // nothing to do + return TRUE; + } +#ifdef __WXGTK20__ + GtkTextBuffer *text_buffer = gtk_text_view_get_buffer( GTK_TEXT_VIEW(m_text) ); + gint l = gtk_text_buffer_get_char_count( text_buffer ); - // Reset get area - setg(0,0,0); + wxCHECK_MSG( start >= 0 && end <= l, FALSE, + _T("invalid range in wxTextCtrl::SetStyle") ); - // 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() ); - } + GtkTextIter starti, endi; + gtk_text_buffer_get_iter_at_offset( text_buffer, &starti, start ); + gtk_text_buffer_get_iter_at_offset( text_buffer, &endi, end ); - // Determine how many characters have been inserted but no consumed - int plen = pptr() - pbase(); + // use the attributes from style which are set in it and fall back + // first to the default style and then to the text control default + // colours for the others + wxTextAttr attr = wxTextAttr::Combine(style, m_defaultStyle, this); - // 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. + PangoFontDescription *font_description = attr.HasFont() + ? attr.GetFont().GetNativeFontInfo()->description + : NULL; - // If c!=EOF, it is a character that must also be comsumed - int xtra = c==EOF? 0 : 1; + GdkColor *colFg = attr.HasTextColour() ? attr.GetTextColour().GetColor() + : NULL; - // 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; - } + GdkColor *colBg = attr.HasBackgroundColour() + ? attr.GetBackgroundColour().GetColor() + : NULL; - // Reset put area - setp(pbase(), epptr()); + GtkTextTag *tag; + tag = gtk_text_buffer_create_tag( text_buffer, NULL, "font-desc", font_description, + "foreground-gdk", colFg, + "background-gdk", colBg, NULL ); + gtk_text_buffer_apply_tag( text_buffer, tag, &starti, &endi ); -#if defined(__WATCOMC__) - return __NOT_EOF; -#elif defined(zapeof) // HP-UX (all cfront based?) - return zapeof(c); + return TRUE; #else - return c!=EOF ? c : 0; // this should make everybody happy + // VERY dirty way to do that - removes the required text and re-adds it + // with styling (FIXME) + + gint l = gtk_text_get_length( GTK_TEXT(m_text) ); + + wxCHECK_MSG( start >= 0 && end <= l, FALSE, + _T("invalid range in wxTextCtrl::SetStyle") ); + + gint old_pos = gtk_editable_get_position( GTK_EDITABLE(m_text) ); + char *text = gtk_editable_get_chars( GTK_EDITABLE(m_text), start, end ); + wxString tmp(text,*wxConvCurrent); + g_free( text ); + + gtk_editable_delete_text( GTK_EDITABLE(m_text), start, end ); + gtk_editable_set_position( GTK_EDITABLE(m_text), start ); + +#if wxUSE_UNICODE + wxWX2MBbuf buf = tmp.mbc_str(); + const char *txt = buf; + size_t txtlen = strlen(buf); +#else + const char *txt = tmp; + size_t txtlen = tmp.length(); +#endif + + // use the attributes from style which are set in it and fall back + // first to the default style and then to the text control default + // colours for the others + wxGtkTextInsert(m_text, + wxTextAttr::Combine(style, m_defaultStyle, this), + txt, + txtlen); + + /* does not seem to help under GTK+ 1.2 !!! + gtk_editable_set_position( GTK_EDITABLE(m_text), old_pos ); */ + SetInsertionPoint( old_pos ); #endif + return TRUE; + } + else // singe line + { + // cannot do this for GTK+'s Entry widget + return FALSE; + } +} + +void wxTextCtrl::DoApplyWidgetStyle(GtkRcStyle *style) +{ + gtk_widget_modify_style(m_text, style); +} + +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(); +} -/* 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; -*/ -}; +void wxTextCtrl::OnRedo(wxCommandEvent& WXUNUSED(event)) +{ + Redo(); +} -int wxTextCtrl::sync(void) +void wxTextCtrl::OnUpdateCut(wxUpdateUIEvent& event) { - // Verify that there are no characters in get area - if ( gptr() && gptr() < egptr() ) - { - wxError("Who's trespassing my get area?","Internal error"); - return EOF; - } + 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()) + { +#ifndef __WXGTK20__ + 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; - if ( pptr() && pptr() > pbase() ) return overflow(EOF); + window = m_widget->window; + if ((window) && !(GTK_WIDGET_NO_WINDOW(m_widget))) + gdk_window_set_cursor( window, cursor.GetCursor() ); +#endif + } + + if (g_delayedFocus == this) + { + if (GTK_WIDGET_REALIZED(m_widget)) + { + gtk_widget_grab_focus( m_widget ); + g_delayedFocus = NULL; + } + } - 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; -*/ -}; + if (wxUpdateUIEvent::CanUpdate(this)) + UpdateWindowUI(wxUPDATE_UI_FROMIDLE); +} -int wxTextCtrl::underflow(void) +wxSize wxTextCtrl::DoGetBestSize() const { - return EOF; -}; + // FIXME should be different for multi-line controls... + wxSize ret( wxControl::DoGetBestSize() ); + wxSize best(80, ret.y); + CacheBestSize(best); + return best; +} -wxTextCtrl& wxTextCtrl::operator<<(const wxString& s) +// ---------------------------------------------------------------------------- +// freeze/thaw +// ---------------------------------------------------------------------------- + +void wxTextCtrl::Freeze() { - WriteText(s); - return *this; +#ifndef __WXGTK20__ + if ( HasFlag(wxTE_MULTILINE) ) + { + gtk_text_freeze(GTK_TEXT(m_text)); + } +#endif } -wxTextCtrl& wxTextCtrl::operator<<(const float f) +void wxTextCtrl::Thaw() { - static char buf[100]; - sprintf(buf, "%.2f", f); - WriteText(buf); - return *this; +#ifndef __WXGTK20__ + if ( HasFlag(wxTE_MULTILINE) ) + { + GTK_TEXT(m_text)->vadj->value = 0.0; + + gtk_text_thaw(GTK_TEXT(m_text)); + } +#endif } -wxTextCtrl& wxTextCtrl::operator<<(const double d) +// ---------------------------------------------------------------------------- +// scrolling +// ---------------------------------------------------------------------------- + +GtkAdjustment *wxTextCtrl::GetVAdj() const { - static char buf[100]; - sprintf(buf, "%.2f", d); - WriteText(buf); - return *this; + if ( !IsMultiLine() ) + return NULL; + +#ifdef __WXGTK20__ + return gtk_scrolled_window_get_vadjustment(GTK_SCROLLED_WINDOW(m_widget)); +#else + return GTK_TEXT(m_text)->vadj; +#endif } -wxTextCtrl& wxTextCtrl::operator<<(const int i) +bool wxTextCtrl::DoScroll(GtkAdjustment *adj, int diff) { - static char buf[100]; - sprintf(buf, "%i", i); - WriteText(buf); - return *this; + float value = adj->value + diff; + + if ( value < 0 ) + value = 0; + + float upper = adj->upper - adj->page_size; + if ( value > upper ) + value = upper; + + // did we noticeably change the scroll position? + if ( fabs(adj->value - value) < 0.2 ) + { + // well, this is what Robert does in wxScrollBar, so it must be good... + return FALSE; + } + + 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; } -wxTextCtrl& wxTextCtrl::operator<<(const long i) +bool wxTextCtrl::ScrollLines(int lines) { - static char buf[100]; - sprintf(buf, "%ld", i); - WriteText(buf); - return *this; + 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) + int diff = 10*lines; +#endif + + return DoScroll(adj, diff); } -wxTextCtrl& wxTextCtrl::operator<<(const char c) +bool wxTextCtrl::ScrollPages(int pages) { - char buf[2]; + GtkAdjustment *adj = GetVAdj(); + if ( !adj ) + return FALSE; - buf[0] = c; - buf[1] = 0; - WriteText(buf); - return *this; + return DoScroll(adj, (int)ceil(pages*adj->page_increment)); } + +// static +wxVisualAttributes +wxTextCtrl::GetClassDefaultAttributes(wxWindowVariant WXUNUSED(variant)) +{ + return GetDefaultAttributesFromGTKWidget(gtk_entry_new, true); +}