X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/0b30bb0bda00908650d46b326ba04237f0d4121f..283587a491a718c8f568f70a143c9b1b2992306b:/src/gtk/textctrl.cpp diff --git a/src/gtk/textctrl.cpp b/src/gtk/textctrl.cpp index b87712e0c1..47dca6fb4d 100644 --- a/src/gtk/textctrl.cpp +++ b/src/gtk/textctrl.cpp @@ -7,10 +7,13 @@ // 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" @@ -23,7 +26,7 @@ #include #include #include -#include // for fabs +#include "wx/math.h" #include "wx/gtk/private.h" #include @@ -48,45 +51,74 @@ extern wxWindowGTK *g_delayedFocus; // ---------------------------------------------------------------------------- #ifdef __WXGTK20__ +static void wxGtkTextApplyTagsFromAttr(GtkTextBuffer *text_buffer, + const wxTextAttr& attr, + GtkTextIter *start, + GtkTextIter *end) +{ + static gchar buf[1024]; + GtkTextTag *tag; + + if (attr.HasFont()) + { + char *font_string; + PangoFontDescription *font_description = attr.GetFont().GetNativeFontInfo()->description; + font_string = pango_font_description_to_string(font_description); + g_snprintf(buf, sizeof(buf), "WXFONT %s", font_string); + tag = gtk_text_tag_table_lookup( gtk_text_buffer_get_tag_table( text_buffer ), + buf ); + if (!tag) + tag = gtk_text_buffer_create_tag( text_buffer, buf, + "font-desc", font_description, + NULL ); + gtk_text_buffer_apply_tag (text_buffer, tag, start, end); + g_free (font_string); + } + + if (attr.HasTextColour()) + { + GdkColor *colFg = attr.GetTextColour().GetColor(); + g_snprintf(buf, sizeof(buf), "WXFORECOLOR %d %d %d", + colFg->red, colFg->green, colFg->blue); + tag = gtk_text_tag_table_lookup( gtk_text_buffer_get_tag_table( text_buffer ), + buf ); + if (!tag) + tag = gtk_text_buffer_create_tag( text_buffer, buf, + "foreground-gdk", colFg, NULL ); + gtk_text_buffer_apply_tag (text_buffer, tag, start, end); + } + + if (attr.HasBackgroundColour()) + { + GdkColor *colBg = attr.GetBackgroundColour().GetColor(); + g_snprintf(buf, sizeof(buf), "WXBACKCOLOR %d %d %d", + colBg->red, colBg->green, colBg->blue); + tag = gtk_text_tag_table_lookup( gtk_text_buffer_get_tag_table( text_buffer ), + buf ); + if (!tag) + tag = gtk_text_buffer_create_tag( text_buffer, buf, + "background-gdk", colBg, NULL ); + gtk_text_buffer_apply_tag (text_buffer, tag, start, end); + } +} + 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; - - GtkTextIter start, end; - GtkTextMark *mark; - // iterators are invalidated by any mutation that affects 'indexable' buffer contents, - // so we save current position in a mark - // we need a mark of left gravity, so we cannot use - // mark = gtk_text_buffer_get_insert (text_buffer) + gint start_offset; + GtkTextIter iter, start; - gtk_text_buffer_get_iter_at_mark( text_buffer, &start, + gtk_text_buffer_get_iter_at_mark( text_buffer, &iter, gtk_text_buffer_get_insert (text_buffer) ); - mark = gtk_text_buffer_create_mark( text_buffer, NULL, &start, TRUE/*left gravity*/ ); + start_offset = gtk_text_iter_get_offset (&iter); + gtk_text_buffer_insert( text_buffer, &iter, buffer, strlen(buffer) ); - gtk_text_buffer_insert_at_cursor( text_buffer, buffer, strlen(buffer) ); + gtk_text_buffer_get_iter_at_offset (text_buffer, &start, start_offset); - gtk_text_buffer_get_iter_at_mark( text_buffer, &end, - gtk_text_buffer_get_insert (text_buffer) ); - gtk_text_buffer_get_iter_at_mark( text_buffer, &start, mark ); - - 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, &start, &end ); + wxGtkTextApplyTagsFromAttr(text_buffer, attr, &start, &iter); } #else static void wxGtkTextInsert(GtkWidget *text, @@ -112,6 +144,7 @@ static void wxGtkTextInsert(GtkWidget *text, // "insert_text" for GtkEntry // ---------------------------------------------------------------------------- +extern "C" { static void gtk_insert_text_callback(GtkEditable *editable, const gchar *new_text, @@ -147,11 +180,222 @@ gtk_insert_text_callback(GtkEditable *editable, win->GetEventHandler()->ProcessEvent( event ); } } +} + +#ifdef __WXGTK20__ +// Implementation of wxTE_AUTO_URL for wxGTK2 by Mart Raudsepp, + +extern "C" { +static void +au_apply_tag_callback(GtkTextBuffer *buffer, + GtkTextTag *tag, + GtkTextIter *start, + GtkTextIter *end, + gpointer textctrl) +{ + if(tag == gtk_text_tag_table_lookup(gtk_text_buffer_get_tag_table(buffer), "wxUrl")) + g_signal_stop_emission_by_name(buffer, "apply_tag"); +} +} + +//----------------------------------------------------------------------------- +// GtkTextCharPredicates for gtk_text_iter_*_find_char +//----------------------------------------------------------------------------- + +extern "C" { +static gboolean +pred_whitespace (gunichar ch, gpointer user_data) +{ + return g_unichar_isspace(ch); +} +} + +extern "C" { +static gboolean +pred_non_whitespace (gunichar ch, gpointer user_data) +{ + return !g_unichar_isspace(ch); +} +} + +extern "C" { +static gboolean +pred_nonpunct (gunichar ch, gpointer user_data) +{ + return !g_unichar_ispunct(ch); +} +} + +extern "C" { +static gboolean +pred_nonpunct_or_slash (gunichar ch, gpointer user_data) +{ + return !g_unichar_ispunct(ch) || ch == '/'; +} +} + +//----------------------------------------------------------------------------- +// Check for links between s and e and correct tags as necessary +//----------------------------------------------------------------------------- + +// This function should be made match better while being efficient at one point. +// Most probably with a row of regular expressions. +extern "C" { +static void +au_check_word( GtkTextIter *s, GtkTextIter *e ) +{ + static const char *URIPrefixes[] = + { + "http://", + "ftp://", + "www.", + "ftp.", + "mailto://", + "https://", + "file://", + "nntp://", + "news://", + "telnet://", + "mms://", + "gopher://", + "prospero://", + "wais://", + }; + + GtkTextIter start = *s, end = *e; + GtkTextBuffer *buffer = gtk_text_iter_get_buffer(s); + + // Get our special link tag + GtkTextTag *tag = gtk_text_tag_table_lookup(gtk_text_buffer_get_tag_table(buffer), "wxUrl"); + + // Get rid of punctuation from beginning and end. + // Might want to move this to au_check_range if an improved link checking doesn't + // use some intelligent punctuation checking itself (beware of undesired iter modifications). + if(g_unichar_ispunct( gtk_text_iter_get_char( &start ) ) ) + gtk_text_iter_forward_find_char( &start, pred_nonpunct, NULL, e ); + + gtk_text_iter_backward_find_char( &end, pred_nonpunct_or_slash, NULL, &start ); + gtk_text_iter_forward_char(&end); + + gchar* text = gtk_text_iter_get_text( &start, &end ); + size_t len = strlen(text), prefix_len; + size_t n; + + for( n = 0; n < WXSIZEOF(URIPrefixes); ++n ) + { + prefix_len = strlen(URIPrefixes[n]); + if((len > prefix_len) && !strncasecmp(text, URIPrefixes[n], prefix_len)) + break; + } + + if(n < WXSIZEOF(URIPrefixes)) + { + gulong signal_id = g_signal_handler_find(buffer, + (GSignalMatchType) (G_SIGNAL_MATCH_FUNC), + 0, 0, NULL, + (gpointer)au_apply_tag_callback, NULL); + + g_signal_handler_block(buffer, signal_id); + gtk_text_buffer_apply_tag(buffer, tag, &start, &end); + g_signal_handler_unblock(buffer, signal_id); + } +} +} + +extern "C" { +static void +au_check_range(GtkTextIter *s, + GtkTextIter *range_end) +{ + GtkTextIter range_start = *s; + GtkTextIter word_end; + GtkTextBuffer *buffer = gtk_text_iter_get_buffer(s); + GtkTextTag *tag = gtk_text_tag_table_lookup(gtk_text_buffer_get_tag_table(buffer), "wxUrl"); + + gtk_text_buffer_remove_tag(buffer, tag, s, range_end); + + if(g_unichar_isspace(gtk_text_iter_get_char(&range_start))) + gtk_text_iter_forward_find_char(&range_start, pred_non_whitespace, NULL, range_end); + + while(!gtk_text_iter_equal(&range_start, range_end)) + { + word_end = range_start; + gtk_text_iter_forward_find_char(&word_end, pred_whitespace, NULL, range_end); + + // Now we should have a word delimited by range_start and word_end, correct link tags + au_check_word(&range_start, &word_end); + + range_start = word_end; + gtk_text_iter_forward_find_char(&range_start, pred_non_whitespace, NULL, range_end); + } +} +} + +//----------------------------------------------------------------------------- +// "insert-text" for GtkTextBuffer +//----------------------------------------------------------------------------- + +extern "C" { +static void +au_insert_text_callback(GtkTextBuffer *buffer, + GtkTextIter *end, + gchar *text, + gint len, + wxTextCtrl *win) +{ + if (!len || !(win->GetWindowStyleFlag() & wxTE_AUTO_URL) ) + return; + + GtkTextIter start = *end; + gtk_text_iter_backward_chars(&start, g_utf8_strlen(text, len)); + + GtkTextIter line_start = start; + GtkTextIter line_end = *end; + GtkTextIter words_start = start; + GtkTextIter words_end = *end; + + gtk_text_iter_set_line(&line_start, gtk_text_iter_get_line(&start)); + gtk_text_iter_forward_to_line_end(&line_end); + gtk_text_iter_backward_find_char(&words_start, pred_whitespace, NULL, &line_start); + gtk_text_iter_forward_find_char(&words_end, pred_whitespace, NULL, &line_end); + + au_check_range(&words_start, &words_end); +} +} + +//----------------------------------------------------------------------------- +// "delete-range" for GtkTextBuffer +//----------------------------------------------------------------------------- + +extern "C" { +static void +au_delete_range_callback(GtkTextBuffer *buffer, + GtkTextIter *start, + GtkTextIter *end, + wxTextCtrl *win) +{ + if( !(win->GetWindowStyleFlag() & wxTE_AUTO_URL) ) + return; + + GtkTextIter line_start = *start, line_end = *end; + + gtk_text_iter_set_line(&line_start, gtk_text_iter_get_line(start)); + gtk_text_iter_forward_to_line_end(&line_end); + gtk_text_iter_backward_find_char(start, pred_whitespace, NULL, &line_start); + gtk_text_iter_forward_find_char(end, pred_whitespace, NULL, &line_end); + + au_check_range(start, end); +} +} + + +#endif //----------------------------------------------------------------------------- // "changed" //----------------------------------------------------------------------------- +extern "C" { static void gtk_text_changed_callback( GtkWidget *widget, wxTextCtrl *win ) { @@ -164,19 +408,36 @@ gtk_text_changed_callback( GtkWidget *widget, wxTextCtrl *win ) 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 ); } +} + +//----------------------------------------------------------------------------- +// "expose_event" from scrolled window and textview +//----------------------------------------------------------------------------- + +#ifdef __WXGTK20__ +extern "C" { +static gboolean +gtk_text_exposed_callback( GtkWidget *widget, GdkEventExpose *event, wxTextCtrl *win ) +{ + return TRUE; +} +} +#endif //----------------------------------------------------------------------------- // "changed" from vertical scrollbar //----------------------------------------------------------------------------- #ifndef __WXGTK20__ +extern "C" { static void gtk_scrollbar_changed_callback( GtkWidget *WXUNUSED(widget), wxTextCtrl *win ) { @@ -187,6 +448,7 @@ gtk_scrollbar_changed_callback( GtkWidget *WXUNUSED(widget), wxTextCtrl *win ) win->CalculateScrollbar(); } +} #endif // ---------------------------------------------------------------------------- @@ -208,8 +470,8 @@ extern "C" { static GtkDrawCallback gs_gtk_text_draw = NULL; -extern "C" -void wxgtk_text_draw( GtkWidget *widget, GdkRectangle *rect) +extern "C" { +static void wxgtk_text_draw( GtkWidget *widget, GdkRectangle *rect) { if ( !wxIsInsideYield ) { @@ -219,6 +481,7 @@ void wxgtk_text_draw( GtkWidget *widget, GdkRectangle *rect) gs_gtk_text_draw(widget, rect); } } +} #endif // __WXGTK20__ @@ -242,15 +505,42 @@ BEGIN_EVENT_TABLE(wxTextCtrl, wxControl) EVT_UPDATE_UI(wxID_PASTE, wxTextCtrl::OnUpdatePaste) EVT_UPDATE_UI(wxID_UNDO, wxTextCtrl::OnUpdateUndo) EVT_UPDATE_UI(wxID_REDO, wxTextCtrl::OnUpdateRedo) + +#ifdef __WXGTK20__ + // wxTE_AUTO_URL wxTextUrl support. Currently only creates + // wxTextUrlEvent in the same cases as wxMSW, more can be added here. + EVT_MOTION (wxTextCtrl::OnUrlMouseEvent) + EVT_LEFT_DOWN (wxTextCtrl::OnUrlMouseEvent) + EVT_LEFT_UP (wxTextCtrl::OnUrlMouseEvent) + EVT_LEFT_DCLICK (wxTextCtrl::OnUrlMouseEvent) + EVT_RIGHT_DOWN (wxTextCtrl::OnUrlMouseEvent) + EVT_RIGHT_UP (wxTextCtrl::OnUrlMouseEvent) + EVT_RIGHT_DCLICK(wxTextCtrl::OnUrlMouseEvent) +#endif END_EVENT_TABLE() void wxTextCtrl::Init() { m_ignoreNextUpdate = - m_modified = FALSE; - m_updateFont = FALSE; + m_modified = false; + SetUpdateFont(false); m_text = m_vScrollbar = (GtkWidget *)NULL; +#ifdef __WXGTK20__ + m_frozenness = 0; + m_gdkHandCursor = NULL; + m_gdkXTermCursor = NULL; +#endif +} + +wxTextCtrl::~wxTextCtrl() +{ +#ifdef __WXGTK20__ + if(m_gdkHandCursor) + gdk_cursor_unref(m_gdkHandCursor); + if(m_gdkXTermCursor) + gdk_cursor_unref(m_gdkXTermCursor); +#endif } wxTextCtrl::wxTextCtrl( wxWindow *parent, @@ -276,32 +566,28 @@ bool wxTextCtrl::Create( wxWindow *parent, const wxValidator& validator, const wxString &name ) { - m_needParent = TRUE; - m_acceptsFocus = TRUE; + 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; + return false; } - m_vScrollbarVisible = 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) ); + m_buffer = gtk_text_view_get_buffer( GTK_TEXT_VIEW(m_text) ); // create scrolled window m_widget = gtk_scrolled_window_new( NULL, NULL ); @@ -311,20 +597,41 @@ bool wxTextCtrl::Create( wxWindow *parent, // 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 )) - 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 ); + // translate wx wrapping style to GTK+ + GtkWrapMode wrap; + if ( HasFlag( wxTE_DONTWRAP ) ) + wrap = GTK_WRAP_NONE; + else if ( HasFlag( wxTE_CHARWRAP ) ) + wrap = GTK_WRAP_CHAR; + else if ( HasFlag( wxTE_WORDWRAP ) ) + wrap = GTK_WRAP_WORD; + else // HasFlag(wxTE_BESTWRAP) always true as wxTE_BESTWRAP == 0 + { + // GTK_WRAP_WORD_CHAR seems to be new in GTK+ 2.4 +#ifdef __WXGTK24__ + if ( !gtk_check_version(2,4,0) ) + { + wrap = GTK_WRAP_WORD_CHAR; + } + else +#endif + wrap = GTK_WRAP_WORD; + } + + gtk_text_view_set_wrap_mode( GTK_TEXT_VIEW( m_text ), wrap ); if (!HasFlag(wxNO_BORDER)) gtk_scrolled_window_set_shadow_type( GTK_SCROLLED_WINDOW(m_widget), GTK_SHADOW_IN ); -#else + + gtk_widget_add_events( GTK_WIDGET(m_text), GDK_ENTER_NOTIFY_MASK | GDK_LEAVE_NOTIFY_MASK ); + + GTK_WIDGET_UNSET_FLAGS( m_widget, GTK_CAN_FOCUS ); +#else // GTK+ 1 // 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; + 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, @@ -342,31 +649,25 @@ bool wxTextCtrl::Create( wxWindow *parent, GTK_FILL, (GtkAttachOptions)(GTK_EXPAND | GTK_FILL | GTK_SHRINK), 0, 0); -#endif +#endif // GTK+ 2/1 } else { // a single-line text control: no need for scrollbars m_widget = m_text = gtk_entry_new(); + +#ifdef __WXGTK20__ + if (style & wxNO_BORDER) + g_object_set( GTK_ENTRY(m_text), "has-frame", FALSE, NULL ); +#endif } m_parent->DoAddChild( this ); m_focusWidget = m_text; - 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 ); + PostCreation(size); if (multi_line) gtk_widget_show(m_text); @@ -391,7 +692,7 @@ bool wxTextCtrl::Create( wxWindow *parent, } #endif // GTK+ 1.x - if (!value.IsEmpty()) + if (!value.empty()) { #ifdef __WXGTK20__ SetValue( value ); @@ -433,47 +734,99 @@ bool wxTextCtrl::Create( wxWindow *parent, #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 } + else + { +#ifdef __WXGTK24__ + // gtk_entry_set_alignment was introduced in gtk+-2.3.5 + if (!gtk_check_version(2,4,0)) + { + 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 + } +#endif // __WXGTK20__ // We want to be notified about text changes. #ifdef __WXGTK20__ if (multi_line) { - g_signal_connect( G_OBJECT(buffer), "changed", + g_signal_connect( G_OBJECT(m_buffer), "changed", GTK_SIGNAL_FUNC(gtk_text_changed_callback), (gpointer)this); + + // .. and handle URLs on multi-line controls with wxTE_AUTO_URL style + if (style & wxTE_AUTO_URL) + { + GtkTextIter start, end; + m_gdkHandCursor = gdk_cursor_new(GDK_HAND2); + m_gdkXTermCursor = gdk_cursor_new(GDK_XTERM); + + // We create our wxUrl tag here for slight efficiency gain - we + // don't have to check for the tag existance in callbacks, + // hereby it's guaranteed to exist. + gtk_text_buffer_create_tag(m_buffer, "wxUrl", + "foreground", "blue", + "underline", PANGO_UNDERLINE_SINGLE, + NULL); + + // Check for URLs after each text change + g_signal_connect_after( G_OBJECT(m_buffer), "insert_text", + GTK_SIGNAL_FUNC(au_insert_text_callback), (gpointer)this); + g_signal_connect_after( G_OBJECT(m_buffer), "delete_range", + GTK_SIGNAL_FUNC(au_delete_range_callback), (gpointer)this); + + // Block all wxUrl tag applying unless we do it ourselves, in which case we + // block this callback temporarily. This takes care of gtk+ internal + // gtk_text_buffer_insert_range* calls that would copy our URL tag otherwise, + // which is undesired because only a part of the URL might be copied. + // The insert-text signal emitted inside it will take care of newly formed + // or wholly copied URLs. + g_signal_connect( G_OBJECT(m_buffer), "apply_tag", + GTK_SIGNAL_FUNC(au_apply_tag_callback), NULL); + + // Check for URLs in the initial string passed to Create + gtk_text_buffer_get_start_iter(m_buffer, &start); + gtk_text_buffer_get_end_iter(m_buffer, &end); + au_check_range(&start, &end); + } } else #endif + { - gtk_signal_connect( GTK_OBJECT(m_text), "changed", - GTK_SIGNAL_FUNC(gtk_text_changed_callback), (gpointer)this); + gtk_signal_connect( GTK_OBJECT(m_text), "changed", + GTK_SIGNAL_FUNC(gtk_text_changed_callback), (gpointer)this); } - // we don't set a valid background colour, because the window - // manager should use a default one - m_backgroundColour = wxColour(); - - wxColour colFg = parent->GetForegroundColour(); - SetForegroundColour( colFg ); - m_cursor = wxCursor( wxCURSOR_IBEAM ); - wxTextAttr attrDef( colFg, m_backgroundColour, parent->GetFont() ); + wxTextAttr attrDef(GetForegroundColour(), GetBackgroundColour(), GetFont()); SetDefaultStyle( attrDef ); - Show( TRUE ); - - return TRUE; + return true; } + void wxTextCtrl::CalculateScrollbar() { #ifndef __WXGTK20__ @@ -486,7 +839,7 @@ void wxTextCtrl::CalculateScrollbar() if (m_vScrollbarVisible) { gtk_widget_hide( m_vScrollbar ); - m_vScrollbarVisible = FALSE; + m_vScrollbarVisible = false; } } else @@ -494,7 +847,7 @@ void wxTextCtrl::CalculateScrollbar() if (!m_vScrollbarVisible) { gtk_widget_show( m_vScrollbar ); - m_vScrollbarVisible = TRUE; + m_vScrollbarVisible = true; } } #endif @@ -508,20 +861,19 @@ wxString wxTextCtrl::GetValue() const 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 ); + gtk_text_buffer_get_start_iter( m_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 ); - + gtk_text_buffer_get_end_iter( m_buffer, &end ); + gchar *text = gtk_text_buffer_get_text( m_buffer, &start, &end, TRUE ); + #if wxUSE_UNICODE wxWCharBuffer buffer( wxConvUTF8.cMB2WX( text ) ); #else wxCharBuffer buffer( wxConvLocal.cWC2WX( wxConvUTF8.cMB2WC( text ) ) ); #endif - tmp = buffer; + if ( buffer ) + tmp = buffer; g_free( text ); #else @@ -552,8 +904,16 @@ void wxTextCtrl::SetValue( const wxString &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) ); + if (gtk_text_buffer_get_char_count(m_buffer) != 0) + IgnoreNextTextUpdate(); + + if ( !buffer ) + { + // what else can we do? at least don't crash... + return; + } + + gtk_text_buffer_set_text( m_buffer, buffer, strlen(buffer) ); #else gint len = gtk_text_get_length( GTK_TEXT(m_text) ); @@ -568,11 +928,11 @@ void wxTextCtrl::SetValue( const wxString &value ) } // GRG, Jun/2000: Changed this after a lot of discussion in - // the lists. wxWindows 2.2 will have a set of flags to + // the lists. wxWidgets 2.2 will have a set of flags to // customize this behaviour. SetInsertionPoint(0); - m_modified = FALSE; + m_modified = false; } void wxTextCtrl::WriteText( const wxString &text ) @@ -582,6 +942,11 @@ void wxTextCtrl::WriteText( const wxString &text ) 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__ @@ -591,15 +956,22 @@ void wxTextCtrl::WriteText( const wxString &text ) #else wxCharBuffer buffer( wxConvUTF8.cWC2MB( wxConvLocal.cWX2WC( text ) ) ); #endif - GtkTextBuffer *text_buffer = gtk_text_view_get_buffer( GTK_TEXT_VIEW(m_text) ); - + if ( !buffer ) + { + // what else can we do? at least don't crash... + return; + } + // TODO: Call whatever is needed to delete the selection. - wxGtkTextInsert( m_text, text_buffer, m_defaultStyle, buffer ); + wxGtkTextInsert( m_text, m_buffer, m_defaultStyle, buffer ); - // Scroll to cursor. - GtkTextIter iter; - gtk_text_buffer_get_iter_at_mark( text_buffer, &iter, gtk_text_buffer_get_insert( text_buffer ) ); - gtk_text_view_scroll_to_iter( GTK_TEXT_VIEW(m_text), &iter, 0.0, FALSE, 0.0, 1.0 ); + 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( m_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) ); @@ -610,6 +982,13 @@ void wxTextCtrl::WriteText( const wxString &text ) 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 @@ -629,6 +1008,12 @@ void wxTextCtrl::WriteText( const wxString &text ) #else wxCharBuffer buffer( wxConvUTF8.cWC2MB( wxConvLocal.cWX2WC( text ) ) ); #endif + if ( !buffer ) + { + // what else can we do? at least don't crash... + return; + } + gtk_editable_insert_text( GTK_EDITABLE(m_text), buffer, strlen(buffer), &len ); #else @@ -639,7 +1024,7 @@ void wxTextCtrl::WriteText( const wxString &text ) gtk_entry_set_position( GTK_ENTRY(m_text), len ); } - m_modified = TRUE; + m_modified = oldModified; } void wxTextCtrl::AppendText( const wxString &text ) @@ -673,10 +1058,19 @@ wxString wxTextCtrl::GetLineText( long lineNo ) const return buf; } else -#endif { return wxEmptyString; } +#else + GtkTextIter line; + gtk_text_buffer_get_iter_at_line(m_buffer,&line,lineNo); + GtkTextIter end; + gtk_text_buffer_get_end_iter(m_buffer,&end ); + gchar *text = gtk_text_buffer_get_text(m_buffer,&line,&end,TRUE); + wxString result(wxGTK_CONV_BACK(text)); + g_free(text); + return result.BeforeFirst(wxT('\n')); +#endif } else { @@ -700,7 +1094,7 @@ bool wxTextCtrl::PositionToXY(long pos, long *x, long *y ) const // cast to prevent warning. But pos really should've been unsigned. if( (unsigned long)pos > text.Len() ) - return FALSE; + return false; *x=0; // First Col *y=0; // First Line @@ -727,11 +1121,11 @@ bool wxTextCtrl::PositionToXY(long pos, long *x, long *y ) const else { // index out of bounds - return FALSE; + return false; } } - return TRUE; + return true; } long wxTextCtrl::XYToPosition(long x, long y ) const @@ -756,9 +1150,7 @@ int wxTextCtrl::GetNumberOfLines() const if (m_windowStyle & wxTE_MULTILINE) { #ifdef __WXGTK20__ - GtkTextBuffer *buffer = gtk_text_view_get_buffer( GTK_TEXT_VIEW(m_text) ); - - return gtk_text_buffer_get_line_count( buffer ); + return gtk_text_buffer_get_line_count( m_buffer ); #else gint len = gtk_text_get_length( GTK_TEXT(m_text) ); char *text = gtk_editable_get_chars( GTK_EDITABLE(m_text), 0, len ); @@ -792,14 +1184,18 @@ void wxTextCtrl::SetInsertionPoint( long pos ) { wxCHECK_RET( m_text != NULL, wxT("invalid text ctrl") ); - if (m_windowStyle & wxTE_MULTILINE) + if ( IsMultiLine() ) { #ifdef __WXGTK20__ - GtkTextBuffer *text_buffer = gtk_text_view_get_buffer( GTK_TEXT_VIEW(m_text) ); GtkTextIter iter; - gtk_text_buffer_get_iter_at_offset( text_buffer, &iter, pos ); - gtk_text_buffer_place_cursor( text_buffer, &iter ); -#else + gtk_text_buffer_get_iter_at_offset( m_buffer, &iter, pos ); + gtk_text_buffer_place_cursor( m_buffer, &iter ); + gtk_text_view_scroll_mark_onscreen + ( + GTK_TEXT_VIEW(m_text), + gtk_text_buffer_get_insert( m_buffer ) + ); +#else // GTK+ 1.x gtk_signal_disconnect_by_func( GTK_OBJECT(m_text), GTK_SIGNAL_FUNC(gtk_text_changed_callback), (gpointer)this); @@ -816,7 +1212,7 @@ void wxTextCtrl::SetInsertionPoint( long pos ) // bring editable's cursor uptodate. Bug in GTK. SET_EDITABLE_POS(m_text, gtk_text_get_point( GTK_TEXT(m_text) )); -#endif +#endif // GTK+ 2/1 } else { @@ -834,10 +1230,9 @@ void wxTextCtrl::SetInsertionPointEnd() 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 ); - gtk_text_buffer_place_cursor( text_buffer, &end ); + gtk_text_buffer_get_end_iter( m_buffer, &end ); + gtk_text_buffer_place_cursor( m_buffer, &end ); #else SetInsertionPoint(gtk_text_get_length(GTK_TEXT(m_text))); #endif @@ -871,7 +1266,7 @@ bool wxTextCtrl::Enable( bool enable ) if (!wxWindowBase::Enable(enable)) { // nothing to do - return FALSE; + return false; } if (m_windowStyle & wxTE_MULTILINE) @@ -888,7 +1283,7 @@ bool wxTextCtrl::Enable( bool enable ) gtk_widget_set_sensitive( m_text, enable ); } - return TRUE; + return true; } // wxGTK-specific: called recursively by Enable, @@ -911,9 +1306,14 @@ void wxTextCtrl::OnParentEnable( bool enable ) } } +void wxTextCtrl::MarkDirty() +{ + m_modified = true; +} + void wxTextCtrl::DiscardEdits() { - m_modified = FALSE; + m_modified = false; } // ---------------------------------------------------------------------------- @@ -922,19 +1322,19 @@ void wxTextCtrl::DiscardEdits() void wxTextCtrl::IgnoreNextTextUpdate() { - m_ignoreNextUpdate = TRUE; + m_ignoreNextUpdate = true; } bool wxTextCtrl::IgnoreTextUpdate() { if ( m_ignoreNextUpdate ) { - m_ignoreNextUpdate = FALSE; + m_ignoreNextUpdate = false; - return TRUE; + return true; } - return FALSE; + return false; } void wxTextCtrl::SetMaxLength(unsigned long len) @@ -994,14 +1394,12 @@ void wxTextCtrl::SetSelection( long from, long to ) 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_get_iter_at_offset( m_buffer, &fromi, from ); + gtk_text_buffer_get_iter_at_offset( m_buffer, &toi, to ); - gtk_text_buffer_place_cursor( buf, &toi ); - gtk_text_buffer_move_mark_by_name( buf, "selection_bound", &fromi ); + gtk_text_buffer_place_cursor( m_buffer, &toi ); + gtk_text_buffer_move_mark_by_name( m_buffer, "selection_bound", &fromi ); #else gtk_editable_select_region( GTK_EDITABLE(m_text), (gint)from, (gint)to ); #endif @@ -1014,9 +1412,15 @@ void wxTextCtrl::SetSelection( long from, long to ) void wxTextCtrl::ShowPosition( long pos ) { -#ifndef __WXGTK20__ if (m_windowStyle & wxTE_MULTILINE) { +#ifdef __WXGTK20__ + GtkTextIter iter; + gtk_text_buffer_get_start_iter( m_buffer, &iter ); + gtk_text_iter_set_offset( &iter, pos ); + GtkTextMark *mark = gtk_text_buffer_create_mark( m_buffer, 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; @@ -1025,10 +1429,40 @@ void wxTextCtrl::ShowPosition( long pos ) 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 } -#endif } +#ifdef __WXGTK20__ + +wxTextCtrlHitTestResult +wxTextCtrl::HitTest(const wxPoint& pt, long *pos) const +{ + if ( !IsMultiLine() ) + { + // not supported + return wxTE_HT_UNKNOWN; + } + + 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") ); @@ -1036,15 +1470,13 @@ long wxTextCtrl::GetInsertionPoint() const #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. - GtkTextMark *mark = gtk_text_buffer_get_insert( text_buffer ); + GtkTextMark *mark = gtk_text_buffer_get_insert( m_buffer ); GtkTextIter cursor; - gtk_text_buffer_get_iter_at_mark( text_buffer, &cursor, mark ); + gtk_text_buffer_get_iter_at_mark( m_buffer, &cursor, mark ); return gtk_text_iter_get_offset( &cursor ); } @@ -1055,7 +1487,7 @@ long wxTextCtrl::GetInsertionPoint() const } } -long wxTextCtrl::GetLastPosition() const +wxTextPos wxTextCtrl::GetLastPosition() const { wxCHECK_MSG( m_text != NULL, 0, wxT("invalid text ctrl") ); @@ -1064,9 +1496,8 @@ long wxTextCtrl::GetLastPosition() const 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 ); + gtk_text_buffer_get_end_iter( m_buffer, &end ); pos = gtk_text_iter_get_offset( &end ); #else @@ -1088,14 +1519,11 @@ void wxTextCtrl::Remove( long from, long to ) #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_get_iter_at_offset( m_buffer, &fromi, from ); + gtk_text_buffer_get_iter_at_offset( m_buffer, &toi, to ); - gtk_text_buffer_delete( text_buffer, &fromi, &toi ); + gtk_text_buffer_delete( m_buffer, &fromi, &toi ); } else // single line #endif @@ -1108,7 +1536,7 @@ void wxTextCtrl::Replace( long from, long to, const wxString &value ) Remove( from, to ); - if (!value.IsEmpty()) + if (!value.empty()) { #ifdef __WXGTK20__ SetInsertionPoint( from ); @@ -1129,27 +1557,36 @@ void wxTextCtrl::Cut() { wxCHECK_RET( m_text != NULL, wxT("invalid text ctrl") ); -#ifndef __WXGTK20__ - gtk_editable_cut_clipboard( GTK_EDITABLE(m_text) DUMMY_CLIPBOARD_ARG ); +#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") ); -#ifndef __WXGTK20__ - gtk_editable_copy_clipboard( GTK_EDITABLE(m_text) DUMMY_CLIPBOARD_ARG ); +#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); } void wxTextCtrl::Paste() { wxCHECK_RET( m_text != NULL, wxT("invalid text ctrl") ); -#ifndef __WXGTK20__ - gtk_editable_paste_clipboard( GTK_EDITABLE(m_text) DUMMY_CLIPBOARD_ARG ); +#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); } // Undo/redo @@ -1169,14 +1606,14 @@ bool wxTextCtrl::CanUndo() const { // TODO //wxFAIL_MSG( wxT("wxTextCtrl::CanUndo not implemented") ); - return FALSE; + return false; } bool wxTextCtrl::CanRedo() const { // TODO //wxFAIL_MSG( wxT("wxTextCtrl::CanRedo not implemented") ); - return FALSE; + return false; } // If the return values from and to are the same, there is no @@ -1185,36 +1622,48 @@ void wxTextCtrl::GetSelection(long* fromOut, long* toOut) const { wxCHECK_RET( m_text != NULL, wxT("invalid text ctrl") ); - gint from, to; -#ifdef __WXGTK20__ - 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)) -#else - if ( !(GTK_EDITABLE(m_text)->has_selection) ) -#endif - { - from = - to = GetInsertionPoint(); - } - else // got selection - { + gint from = -1; + gint to = -1; + bool haveSelection = false; + #ifdef __WXGTK20__ - from = gtk_text_iter_get_offset(&ifrom); - to = gtk_text_iter_get_offset(&ito); -#else - from = (long) GTK_EDITABLE(m_text)->selection_start_pos; - to = (long) GTK_EDITABLE(m_text)->selection_end_pos; + if (m_windowStyle & wxTE_MULTILINE) + { + GtkTextIter ifrom, ito; + if ( gtk_text_buffer_get_selection_bounds(m_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 - if ( from > to ) - { - // exchange them to be compatible with wxMSW - gint tmp = from; - from = to; - to = tmp; - } - } + 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; @@ -1222,9 +1671,10 @@ void wxTextCtrl::GetSelection(long* fromOut, long* toOut) const *toOut = to; } + bool wxTextCtrl::IsEditable() const { - wxCHECK_MSG( m_text != NULL, FALSE, wxT("invalid text ctrl") ); + wxCHECK_MSG( m_text != NULL, false, wxT("invalid text ctrl") ); #ifdef __WXGTK20__ if (m_windowStyle & wxTE_MULTILINE) @@ -1310,87 +1760,93 @@ bool wxTextCtrl::IsOwnGtkWindow( GdkWindow *window ) // the font will change for subsequent text insertiongs bool wxTextCtrl::SetFont( const wxFont &font ) { - wxCHECK_MSG( m_text != NULL, FALSE, wxT("invalid text ctrl") ); + wxCHECK_MSG( m_text != NULL, false, wxT("invalid text ctrl") ); if ( !wxTextCtrlBase::SetFont(font) ) { // font didn't change, nothing to do - return FALSE; + return false; } if ( m_windowStyle & wxTE_MULTILINE ) { - m_updateFont = TRUE; + SetUpdateFont(true); m_defaultStyle.SetFont(font); ChangeFontGlobally(); } - return TRUE; + return true; } void wxTextCtrl::ChangeFontGlobally() { // this method is very inefficient and hence should be called as rarely as // possible! + // + // TODO: it can be implemented much more efficiently for GTK2 +#ifndef __WXGTK20__ wxASSERT_MSG( (m_windowStyle & wxTE_MULTILINE) && m_updateFont, + _T("shouldn't be called for single line controls") ); +#else + wxASSERT_MSG( (m_windowStyle & wxTE_MULTILINE), + _T("shouldn't be called for single line controls") ); +#endif wxString value = GetValue(); - if ( !value.IsEmpty() ) + if ( !value.empty() ) { - m_updateFont = FALSE; + SetUpdateFont(false); Clear(); AppendText(value); } } +#ifndef __WXGTK20__ + void wxTextCtrl::UpdateFontIfNeeded() { if ( m_updateFont ) ChangeFontGlobally(); } +#endif // GTK+ 1.x + bool wxTextCtrl::SetForegroundColour(const wxColour& colour) { if ( !wxControl::SetForegroundColour(colour) ) - return FALSE; + return false; // update default fg colour too m_defaultStyle.SetTextColour(colour); - return TRUE; + return true; } bool wxTextCtrl::SetBackgroundColour( const wxColour &colour ) { - wxCHECK_MSG( m_text != NULL, FALSE, wxT("invalid text ctrl") ); + wxCHECK_MSG( m_text != NULL, false, wxT("invalid text ctrl") ); if ( !wxControl::SetBackgroundColour( colour ) ) - return FALSE; + return false; +#ifndef __WXGTK20__ if (!m_widget->window) - return FALSE; - - wxColour sysbg = wxSystemSettings::GetColour( wxSYS_COLOUR_BTNFACE ); - if (sysbg.Red() == colour.Red() && - sysbg.Green() == colour.Green() && - sysbg.Blue() == colour.Blue()) - { - return FALSE; // FIXME or TRUE? - } + return false; +#endif if (!m_backgroundColour.Ok()) - return FALSE; + return false; if (m_windowStyle & wxTE_MULTILINE) { #ifndef __WXGTK20__ GdkWindow *window = GTK_TEXT(m_text)->text_area; if (!window) - return FALSE; + return false; m_backgroundColour.CalcPixel( gdk_window_get_colormap( window ) ); gdk_window_set_background( window, m_backgroundColour.GetColor() ); gdk_window_clear( window ); @@ -1400,7 +1856,7 @@ bool wxTextCtrl::SetBackgroundColour( const wxColour &colour ) // change active background color too m_defaultStyle.SetBackgroundColour( colour ); - return TRUE; + return true; } bool wxTextCtrl::SetStyle( long start, long end, const wxTextAttr& style ) @@ -1410,49 +1866,33 @@ bool wxTextCtrl::SetStyle( long start, long end, const wxTextAttr& style ) if ( style.IsDefault() ) { // nothing to do - return TRUE; + 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 ); + gint l = gtk_text_buffer_get_char_count( m_buffer ); - wxCHECK_MSG( start >= 0 && end <= l, FALSE, + wxCHECK_MSG( start >= 0 && end <= l, false, _T("invalid range in wxTextCtrl::SetStyle") ); 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 ); + gtk_text_buffer_get_iter_at_offset( m_buffer, &starti, start ); + gtk_text_buffer_get_iter_at_offset( m_buffer, &endi, end ); // 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); - PangoFontDescription *font_description = attr.HasFont() - ? attr.GetFont().GetNativeFontInfo()->description - : NULL; - - GdkColor *colFg = attr.HasTextColour() ? attr.GetTextColour().GetColor() - : NULL; + wxGtkTextApplyTagsFromAttr( m_buffer, attr, &starti, &endi ); - 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 ); - gtk_text_buffer_apply_tag( text_buffer, tag, &starti, &endi ); - - return TRUE; + return true; #else // 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, + wxCHECK_MSG( start >= 0 && end <= l, false, _T("invalid range in wxTextCtrl::SetStyle") ); gint old_pos = gtk_editable_get_position( GTK_EDITABLE(m_text) ); @@ -1484,26 +1924,18 @@ bool wxTextCtrl::SetStyle( long start, long end, const wxTextAttr& style ) gtk_editable_set_position( GTK_EDITABLE(m_text), old_pos ); */ SetInsertionPoint( old_pos ); #endif - return TRUE; + return true; } else // singe line { // cannot do this for GTK+'s Entry widget - return FALSE; + return false; } } -void wxTextCtrl::ApplyWidgetStyle() +void wxTextCtrl::DoApplyWidgetStyle(GtkRcStyle *style) { - if (m_windowStyle & wxTE_MULTILINE) - { - // how ? - } - else - { - SetWidgetStyle(); - gtk_widget_set_style( m_text, m_widgetStyle ); - } + gtk_widget_modify_style(m_text, style); } void wxTextCtrl::OnCut(wxCommandEvent& WXUNUSED(event)) @@ -1591,15 +2023,17 @@ void wxTextCtrl::OnInternalIdle() } } - if (wxUpdateUIEvent::CanUpdate()) - UpdateWindowUI(); + if (wxUpdateUIEvent::CanUpdate(this)) + UpdateWindowUI(wxUPDATE_UI_FROMIDLE); } wxSize wxTextCtrl::DoGetBestSize() const { // FIXME should be different for multi-line controls... wxSize ret( wxControl::DoGetBestSize() ); - return wxSize(80, ret.y); + wxSize best(80, ret.y); + CacheBestSize(best); + return best; } // ---------------------------------------------------------------------------- @@ -1608,42 +2042,124 @@ wxSize wxTextCtrl::DoGetBestSize() const void wxTextCtrl::Freeze() { -#ifndef __WXGTK20__ if ( HasFlag(wxTE_MULTILINE) ) { - gtk_text_freeze(GTK_TEXT(m_text)); +#ifdef __WXGTK20__ + if ( !m_frozenness++ ) + { + // freeze textview updates and remove buffer + g_signal_connect( G_OBJECT(m_text), "expose_event", + GTK_SIGNAL_FUNC(gtk_text_exposed_callback), (gpointer)this); + g_signal_connect( G_OBJECT(m_widget), "expose_event", + GTK_SIGNAL_FUNC(gtk_text_exposed_callback), (gpointer)this); + gtk_widget_set_sensitive(m_widget, false); + g_object_ref(m_buffer); + gtk_text_view_set_buffer(GTK_TEXT_VIEW(m_text), gtk_text_buffer_new(NULL)); } +#else + gtk_text_freeze(GTK_TEXT(m_text)); #endif + } } void wxTextCtrl::Thaw() { -#ifndef __WXGTK20__ if ( HasFlag(wxTE_MULTILINE) ) { +#ifdef __WXGTK20__ + wxASSERT_MSG( m_frozenness > 0, _T("Thaw() without matching Freeze()") ); + + if ( !--m_frozenness ) + { + // Reattach buffer and thaw textview updates + gtk_text_view_set_buffer(GTK_TEXT_VIEW(m_text), m_buffer); + g_object_unref(m_buffer); + gtk_widget_set_sensitive(m_widget, true); + g_signal_handlers_disconnect_by_func(m_widget, (gpointer)gtk_text_exposed_callback, this); + g_signal_handlers_disconnect_by_func(m_text, (gpointer)gtk_text_exposed_callback, this); + } +#else GTK_TEXT(m_text)->vadj->value = 0.0; gtk_text_thaw(GTK_TEXT(m_text)); - } #endif + } } +// ---------------------------------------------------------------------------- +// wxTextUrlEvent passing if style & wxTE_AUTO_URL +// ---------------------------------------------------------------------------- + +#ifdef __WXGTK20__ + +// FIXME: when dragging on a link the sample gets an "Unknown event". +// This might be an excessive event from us or a buggy wxMouseEvent::Moving() or +// a buggy sample, or something else +void wxTextCtrl::OnUrlMouseEvent(wxMouseEvent& event) +{ + event.Skip(); + if(!(m_windowStyle & wxTE_AUTO_URL)) + return; + + gint x, y; + GtkTextIter start, end; + GtkTextTag *tag = gtk_text_tag_table_lookup(gtk_text_buffer_get_tag_table(m_buffer), + "wxUrl"); + + gtk_text_view_window_to_buffer_coords(GTK_TEXT_VIEW(m_text), GTK_TEXT_WINDOW_WIDGET, + event.GetX(), event.GetY(), &x, &y); + + gtk_text_view_get_iter_at_location(GTK_TEXT_VIEW(m_text), &end, x, y); + if (!gtk_text_iter_has_tag(&end, tag)) + { + gdk_window_set_cursor(gtk_text_view_get_window(GTK_TEXT_VIEW(m_text), + GTK_TEXT_WINDOW_TEXT), m_gdkXTermCursor); + return; + } + + gdk_window_set_cursor(gtk_text_view_get_window(GTK_TEXT_VIEW(m_text), + GTK_TEXT_WINDOW_TEXT), m_gdkHandCursor); + + start = end; + if(!gtk_text_iter_begins_tag(&start, tag)) + gtk_text_iter_backward_to_tag_toggle(&start, tag); + if(!gtk_text_iter_ends_tag(&end, tag)) + gtk_text_iter_forward_to_tag_toggle(&end, tag); + + // Native context menu is probably not desired on an URL. + // Consider making this dependant on ProcessEvent(wxTextUrlEvent) return value + if(event.GetEventType() == wxEVT_RIGHT_DOWN) + event.Skip(false); + + wxTextUrlEvent url_event(m_windowId, event, + gtk_text_iter_get_offset(&start), + gtk_text_iter_get_offset(&end)); + + InitCommandEvent(url_event); + // Is that a good idea? Seems not (pleasure with gtk_text_view_start_selection_drag) + //event.Skip(!GetEventHandler()->ProcessEvent(url_event)); + GetEventHandler()->ProcessEvent(url_event); +} +#endif // gtk2 + // ---------------------------------------------------------------------------- // scrolling // ---------------------------------------------------------------------------- GtkAdjustment *wxTextCtrl::GetVAdj() const { + if ( !IsMultiLine() ) + return NULL; + #ifdef __WXGTK20__ - return NULL; + return gtk_scrolled_window_get_vadjustment(GTK_SCROLLED_WINDOW(m_widget)); #else - return HasFlag(wxTE_MULTILINE) ? GTK_TEXT(m_text)->vadj : NULL; + return GTK_TEXT(m_text)->vadj; #endif } bool wxTextCtrl::DoScroll(GtkAdjustment *adj, int diff) { -#ifndef __WXGTK20__ float value = adj->value + diff; if ( value < 0 ) @@ -1657,43 +2173,49 @@ bool wxTextCtrl::DoScroll(GtkAdjustment *adj, int diff) if ( fabs(adj->value - value) < 0.2 ) { // well, this is what Robert does in wxScrollBar, so it must be good... - return FALSE; + 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; + + return true; } bool wxTextCtrl::ScrollLines(int lines) { -#ifdef __WXGTK20__ - return FALSE; -#else GtkAdjustment *adj = GetVAdj(); if ( !adj ) - return FALSE; + return false; +#ifdef __WXGTK20__ + int diff = (int)ceil(lines*adj->step_increment); +#else // this is hardcoded to 10 in GTK+ 1.2 (great idea) - static const int KEY_SCROLL_PIXELS = 10; - - return DoScroll(adj, lines*KEY_SCROLL_PIXELS); + int diff = 10*lines; #endif + + return DoScroll(adj, diff); } bool wxTextCtrl::ScrollPages(int pages) { -#ifdef __WXGTK20__ - return FALSE; -#else GtkAdjustment *adj = GetVAdj(); if ( !adj ) - return FALSE; + return false; return DoScroll(adj, (int)ceil(pages*adj->page_increment)); -#endif } + +// static +wxVisualAttributes +wxTextCtrl::GetClassDefaultAttributes(wxWindowVariant WXUNUSED(variant)) +{ + return GetDefaultAttributesFromGTKWidget(gtk_entry_new, true); +}