X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/e136b7476372a2ce0a51a43a0ffc3f31a1e2b2d5..a237731e1c3cdcd8b7b5c9c329d571739f447199:/src/gtk/textctrl.cpp?ds=sidebyside diff --git a/src/gtk/textctrl.cpp b/src/gtk/textctrl.cpp index b51ec66389..d36c312925 100644 --- a/src/gtk/textctrl.cpp +++ b/src/gtk/textctrl.cpp @@ -3,26 +3,27 @@ // Purpose: // Author: Robert Roebling // Id: $Id$ -// Copyright: (c) 1998 Robert Roebling, Vadim Zeitlin +// Copyright: (c) 1998 Robert Roebling, Vadim Zeitlin, 2005 Mart Raudsepp // Licence: wxWindows licence ///////////////////////////////////////////////////////////////////////////// -#ifdef __GNUG__ -#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/math.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/math.h" #include "wx/gtk/private.h" #include @@ -38,7 +39,6 @@ extern bool g_isIdle; // data //----------------------------------------------------------------------------- -extern bool g_blockEventsOnDrag; extern wxCursor g_globalCursor; extern wxWindowGTK *g_delayedFocus; @@ -46,30 +46,146 @@ extern wxWindowGTK *g_delayedFocus; // helpers // ---------------------------------------------------------------------------- -#ifndef __WXGTK20__ +extern "C" { +static void wxGtkOnRemoveTag(GtkTextBuffer *buffer, + GtkTextTag *tag, + GtkTextIter *start, + GtkTextIter *end, + char *prefix) +{ + gchar *name; + g_object_get (tag, "name", &name, NULL); + + if (!name || strncmp(name, prefix, strlen(prefix))) + // anonymous tag or not starting with prefix - don't remove + g_signal_stop_emission_by_name (buffer, "remove_tag"); + + g_free(name); +} +} + +extern "C" { +static void wxGtkTextApplyTagsFromAttr(GtkTextBuffer *text_buffer, + const wxTextAttr& attr, + GtkTextIter *start, + GtkTextIter *end) +{ + static gchar buf[1024]; + GtkTextTag *tag; + + gulong remove_handler_id = g_signal_connect (text_buffer, "remove_tag", + G_CALLBACK (wxGtkOnRemoveTag), gpointer("WX")); + gtk_text_buffer_remove_all_tags(text_buffer, start, end); + g_signal_handler_disconnect (text_buffer, remove_handler_id); + + 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); + } + + if (attr.HasAlignment()) + { + GtkTextIter para_start, para_end = *end; + gtk_text_buffer_get_iter_at_line( text_buffer, + ¶_start, + gtk_text_iter_get_line(start) ); + gtk_text_iter_forward_line(¶_end); + + remove_handler_id = g_signal_connect (text_buffer, "remove_tag", + G_CALLBACK(wxGtkOnRemoveTag), + gpointer("WXALIGNMENT")); + gtk_text_buffer_remove_all_tags( text_buffer, ¶_start, ¶_end ); + g_signal_handler_disconnect (text_buffer, remove_handler_id); + + GtkJustification align; + switch (attr.GetAlignment()) + { + default: + align = GTK_JUSTIFY_LEFT; + break; + case wxTEXT_ALIGNMENT_RIGHT: + align = GTK_JUSTIFY_RIGHT; + break; + case wxTEXT_ALIGNMENT_CENTER: + align = GTK_JUSTIFY_CENTER; + break; + // gtk+ doesn't support justify as of gtk+-2.7.4 + } + + g_snprintf(buf, sizeof(buf), "WXALIGNMENT %d", align); + 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, + "justification", align, NULL ); + gtk_text_buffer_apply_tag( text_buffer, tag, ¶_start, ¶_end ); + } +} +} + +extern "C" { static void wxGtkTextInsert(GtkWidget *text, + GtkTextBuffer *text_buffer, const wxTextAttr& attr, - const char *txt, - size_t len) + const wxCharBuffer& buffer) + { - GdkFont *font = attr.HasFont() ? attr.GetFont().GetInternalFont() - : NULL; + gint start_offset; + GtkTextIter iter, start; - GdkColor *colFg = attr.HasTextColour() ? attr.GetTextColour().GetColor() - : NULL; + gtk_text_buffer_get_iter_at_mark( text_buffer, &iter, + gtk_text_buffer_get_insert (text_buffer) ); + start_offset = gtk_text_iter_get_offset (&iter); + gtk_text_buffer_insert( text_buffer, &iter, buffer, strlen(buffer) ); - GdkColor *colBg = attr.HasBackgroundColour() - ? attr.GetBackgroundColour().GetColor() - : NULL; + gtk_text_buffer_get_iter_at_offset (text_buffer, &start, start_offset); - gtk_text_insert( GTK_TEXT(text), font, colFg, colBg, txt, len ); + wxGtkTextApplyTagsFromAttr(text_buffer, attr, &start, &iter); +} } -#endif // GTK 1.x // ---------------------------------------------------------------------------- // "insert_text" for GtkEntry // ---------------------------------------------------------------------------- +extern "C" { static void gtk_insert_text_callback(GtkEditable *editable, const gchar *new_text, @@ -92,7 +208,7 @@ gtk_insert_text_callback(GtkEditable *editable, 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"); + g_signal_stop_emission_by_name (editable, "insert_text"); // remember that the next changed signal is to be ignored to avoid // generating a dummy wxEVT_COMMAND_TEXT_UPDATED event @@ -105,80 +221,250 @@ gtk_insert_text_callback(GtkEditable *editable, win->GetEventHandler()->ProcessEvent( event ); } } +} + +// 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"); +} +} //----------------------------------------------------------------------------- -// "changed" +// 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 -gtk_text_changed_callback( GtkWidget *widget, wxTextCtrl *win ) +au_check_range(GtkTextIter *s, + GtkTextIter *range_end) { - if ( win->IgnoreTextUpdate() ) - return; + 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"); - if (!win->m_hasVMT) return; + gtk_text_buffer_remove_tag(buffer, tag, s, range_end); - if (g_isIdle) - wxapp_install_idle_handler(); + 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); - win->SetModified(); - win->UpdateFontIfNeeded(); + 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); - wxCommandEvent event( wxEVT_COMMAND_TEXT_UPDATED, win->GetId() ); - event.SetEventObject( win ); - event.SetString( win->GetValue() ); - win->GetEventHandler()->ProcessEvent( event ); + // 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); + } +} } //----------------------------------------------------------------------------- -// "changed" from vertical scrollbar +// "insert-text" for GtkTextBuffer //----------------------------------------------------------------------------- -#ifndef __WXGTK20__ +extern "C" { static void -gtk_scrollbar_changed_callback( GtkWidget *WXUNUSED(widget), wxTextCtrl *win ) +au_insert_text_callback(GtkTextBuffer *buffer, + GtkTextIter *end, + gchar *text, + gint len, + wxTextCtrl *win) { - if (!win->m_hasVMT) return; + if (!len || !(win->GetWindowStyleFlag() & wxTE_AUTO_URL) ) + return; - if (g_isIdle) - wxapp_install_idle_handler(); + 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); - win->CalculateScrollbar(); + au_check_range(&words_start, &words_end); +} } -#endif -// ---------------------------------------------------------------------------- -// redraw callback for multiline text -// ---------------------------------------------------------------------------- +//----------------------------------------------------------------------------- +// "delete-range" for GtkTextBuffer +//----------------------------------------------------------------------------- -#ifndef __WXGTK20__ +extern "C" { +static void +au_delete_range_callback(GtkTextBuffer *buffer, + GtkTextIter *start, + GtkTextIter *end, + wxTextCtrl *win) +{ + if( !(win->GetWindowStyleFlag() & wxTE_AUTO_URL) ) + return; -// 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() + GtkTextIter line_start = *start, line_end = *end; -extern bool wxIsInsideYield; + 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); -extern "C" { - typedef void (*GtkDrawCallback)(GtkWidget *widget, GdkRectangle *rect); + au_check_range(start, end); +} } -static GtkDrawCallback gs_gtk_text_draw = NULL; -extern "C" -void wxgtk_text_draw( GtkWidget *widget, GdkRectangle *rect) +//----------------------------------------------------------------------------- +// "changed" +//----------------------------------------------------------------------------- + +extern "C" { +static void +gtk_text_changed_callback( GtkWidget *widget, wxTextCtrl *win ) { - if ( !wxIsInsideYield ) - { - wxCHECK_RET( gs_gtk_text_draw != wxgtk_text_draw, - _T("infinite recursion in wxgtk_text_draw aborted") ); + if ( win->IgnoreTextUpdate() ) + return; - gs_gtk_text_draw(widget, rect); - } + if (!win->m_hasVMT) return; + + if (g_isIdle) + wxapp_install_idle_handler(); + + win->SetModified(); + + wxCommandEvent event( wxEVT_COMMAND_TEXT_UPDATED, win->GetId() ); + event.SetEventObject( win ); + win->GetEventHandler()->ProcessEvent( event ); +} +} + +//----------------------------------------------------------------------------- +// "expose_event" from scrolled window and textview +//----------------------------------------------------------------------------- + +extern "C" { +static gboolean +gtk_text_exposed_callback( GtkWidget *widget, GdkEventExpose *event, wxTextCtrl *win ) +{ + return TRUE; +} } -#endif // __WXGTK20__ //----------------------------------------------------------------------------- // wxTextCtrl @@ -200,15 +486,36 @@ 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) + + // 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) 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; + m_frozenness = 0; + m_gdkHandCursor = NULL; + m_gdkXTermCursor = NULL; +} + +wxTextCtrl::~wxTextCtrl() +{ + if(m_gdkHandCursor) + gdk_cursor_unref(m_gdkHandCursor); + if(m_gdkXTermCursor) + gdk_cursor_unref(m_gdkXTermCursor); } wxTextCtrl::wxTextCtrl( wxWindow *parent, @@ -234,32 +541,27 @@ 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 ); @@ -269,113 +571,61 @@ 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 - // 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_add_events( GTK_WIDGET(m_text), GDK_ENTER_NOTIFY_MASK | GDK_LEAVE_NOTIFY_MASK ); + 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(); + + if (style & wxNO_BORDER) + g_object_set( GTK_ENTRY(m_text), "has-frame", FALSE, NULL ); } 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 ); - - if (multi_line) - gtk_widget_show(m_text); + PostCreation(size); -#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; - } + gtk_widget_show(m_text); + SetVScrollAdjustment(gtk_scrolled_window_get_vadjustment((GtkScrolledWindow*)m_widget)); } -#endif // GTK+ 1.x - if (!value.IsEmpty()) + if (!value.empty()) { -#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) @@ -387,109 +637,116 @@ bool wxTextCtrl::Create( wxWindow *parent, if (style & wxTE_READONLY) { if (!multi_line) - gtk_entry_set_editable( GTK_ENTRY(m_text), FALSE ); -#ifdef __WXGTK20__ + gtk_editable_set_editable( GTK_EDITABLE(m_text), FALSE ); else gtk_text_view_set_editable( GTK_TEXT_VIEW( m_text), FALSE); } -#else + + 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 { - if (multi_line) - gtk_text_set_editable( GTK_TEXT(m_text), 1 ); - } +#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 + } // 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); + g_signal_connect (m_buffer, "changed", + G_CALLBACK (gtk_text_changed_callback), 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 (m_buffer, "insert_text", + G_CALLBACK (au_insert_text_callback), this); + g_signal_connect_after (m_buffer, "delete_range", + G_CALLBACK (au_delete_range_callback), 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 (m_buffer, "apply_tag", + G_CALLBACK (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); + g_signal_connect (m_text, "changed", + G_CALLBACK (gtk_text_changed_callback), 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 ); -#ifndef __WXGTK20__ - wxTextAttr attrDef( colFg, m_backgroundColour, parent->GetFont() ); + wxTextAttr attrDef(GetForegroundColour(), GetBackgroundColour(), GetFont()); SetDefaultStyle( attrDef ); -#endif - - Show( TRUE ); - return TRUE; + 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") ); + wxCHECK_MSG( m_text != NULL, wxEmptyString, 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 ); + 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 - 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 { @@ -505,22 +762,21 @@ void wxTextCtrl::SetValue( const wxString &value ) 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) ); + if (gtk_text_buffer_get_char_count(m_buffer) != 0) + IgnoreNextTextUpdate(); -#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 + if ( !buffer ) + { + // what else can we do? at least don't crash... + return; + } + + gtk_text_buffer_set_text( m_buffer, buffer, strlen(buffer) ); } else { @@ -528,11 +784,11 @@ 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 ) @@ -542,37 +798,34 @@ 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__ - #if wxUSE_UNICODE wxCharBuffer buffer( wxConvUTF8.cWX2MB( text ) ); #else wxCharBuffer buffer( wxConvUTF8.cWC2MB( wxConvLocal.cWX2WC( text ) ) ); #endif - GtkTextBuffer *text_buffer = gtk_text_view_get_buffer( GTK_TEXT_VIEW(m_text) ); - - // TODO: Call whatever is needed to delete the selection. - gtk_text_buffer_insert_at_cursor( text_buffer, buffer, strlen(buffer) ); + if ( !buffer ) + { + // what else can we do? at least don't crash... + return; + } - // 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 ); -#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()); + // TODO: Call whatever is needed to delete the selection. + wxGtkTextInsert( m_text, m_buffer, m_defaultStyle, buffer ); - // 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 + 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 ( wxIsSameDouble(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 // single line { @@ -580,26 +833,26 @@ void wxTextCtrl::WriteText( const wxString &text ) 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__ + gint len = gtk_editable_get_position(GTK_EDITABLE(m_text)); #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 ); + if ( !buffer ) + { + // what else can we do? at least don't crash... + return; + } -#else - gtk_editable_insert_text( GTK_EDITABLE(m_text), text.c_str(), text.Len(), &len ); -#endif + gtk_editable_insert_text( GTK_EDITABLE(m_text), buffer, strlen(buffer), &len ); // Bring entry's cursor uptodate. - gtk_entry_set_position( GTK_ENTRY(m_text), len ); + gtk_editable_set_position( GTK_EDITABLE(m_text), len ); } - m_modified = TRUE; + m_modified = oldModified; } void wxTextCtrl::AppendText( const wxString &text ) @@ -612,31 +865,14 @@ 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 -#endif - { - return wxEmptyString; - } + GtkTextIter line; + gtk_text_buffer_get_iter_at_line(m_buffer,&line,lineNo); + GtkTextIter end = line; + gtk_text_iter_forward_to_line_end(&end); + gchar *text = gtk_text_buffer_get_text(m_buffer,&line,&end,TRUE); + wxString result(wxGTK_CONV_BACK(text)); + g_free(text); + return result; } else { @@ -656,26 +892,13 @@ 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 + GtkTextIter iter; + gtk_text_buffer_get_iter_at_offset(m_buffer, &iter, pos); + if (gtk_text_iter_is_end(&iter)) + return false; - 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)++; - } + *y = gtk_text_iter_get_line(&iter); + *x = gtk_text_iter_get_line_offset(&iter); } else // single line control { @@ -687,103 +910,75 @@ 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 { if (!(m_windowStyle & wxTE_MULTILINE)) return 0; - long pos=0; - for( int i=0; i= gtk_text_buffer_get_line_count (m_buffer)) + return -1; - pos += x; - return pos; -} + gtk_text_buffer_get_iter_at_line(m_buffer, &iter, y); + if (x >= gtk_text_iter_get_chars_in_line (&iter)) + return -1; -int wxTextCtrl::GetLineLength(long lineNo) const -{ - wxString str = GetLineText (lineNo); - return (int) str.Length(); + return gtk_text_iter_get_offset(&iter) + x; } -int wxTextCtrl::GetNumberOfLines() const +int wxTextCtrl::GetLineLength(long lineNo) const { if (m_windowStyle & wxTE_MULTILINE) { -#ifdef __WXGTK20__ - GtkTextBuffer *buffer = gtk_text_view_get_buffer( GTK_TEXT_VIEW(m_text) ); + int last_line = gtk_text_buffer_get_line_count( m_buffer ) - 1; + if (lineNo > last_line) + return -1; - return gtk_text_buffer_get_line_count( buffer ); -#else - gint len = gtk_text_get_length( GTK_TEXT(m_text) ); - char *text = gtk_editable_get_chars( GTK_EDITABLE(m_text), 0, len ); - - if (text) - { - int currentLine = 0; - for (int i = 0; i < len; i++ ) - { - if (text[i] == '\n') - currentLine++; - } - g_free( text ); - - // currentLine is 0 based, add 1 to get number of lines - return currentLine + 1; - } - else - { - return 0; - } -#endif + GtkTextIter iter; + gtk_text_buffer_get_iter_at_line(m_buffer, &iter, lineNo); + // get_chars_in_line return includes paragraph delimiters, so need to subtract 1 IF it is not the last line + return gtk_text_iter_get_chars_in_line(&iter) - ((lineNo == last_line) ? 0 : 1); } else { - return 1; + wxString str = GetLineText (lineNo); + return (int) str.Length(); } } +int wxTextCtrl::GetNumberOfLines() const +{ + if (m_windowStyle & wxTE_MULTILINE) + return gtk_text_buffer_get_line_count( m_buffer ); + else + return 1; +} + 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_signal_disconnect_by_func( GTK_OBJECT(m_text), - GTK_SIGNAL_FUNC(gtk_text_changed_callback), (gpointer)this); - - /* we fake a set_point by inserting and deleting. as the user - isn't supposed to get to know about this non-sense, we - disconnect so that no events are sent to the user program. */ - - gint tmp = (gint)pos; - gtk_editable_insert_text( GTK_EDITABLE(m_text), " ", 1, &tmp ); - gtk_editable_delete_text( GTK_EDITABLE(m_text), tmp-1, tmp ); - - gtk_signal_connect( GTK_OBJECT(m_text), "changed", - GTK_SIGNAL_FUNC(gtk_text_changed_callback), (gpointer)this); - - // bring editable's cursor uptodate. Bug in GTK. - SET_EDITABLE_POS(m_text, gtk_text_get_point( GTK_TEXT(m_text) )); -#endif + 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_entry_set_position( GTK_ENTRY(m_text), (int)pos ); - - // Bring editable's cursor uptodate. Bug in GTK. - SET_EDITABLE_POS(m_text, (guint32)pos); + // FIXME: Is the editable's cursor really uptodate without double set_position in GTK2? + gtk_editable_set_position(GTK_EDITABLE(m_text), int(pos)); } } @@ -793,18 +988,13 @@ 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 ); -#else - SetInsertionPoint(gtk_text_get_length(GTK_TEXT(m_text))); -#endif + gtk_text_buffer_get_end_iter( m_buffer, &end ); + gtk_text_buffer_place_cursor( m_buffer, &end ); } else { - gtk_entry_set_position( GTK_ENTRY(m_text), -1 ); + gtk_editable_set_position( GTK_EDITABLE(m_text), -1 ); } } @@ -814,15 +1004,11 @@ void wxTextCtrl::SetEditable( bool editable ) if (m_windowStyle & wxTE_MULTILINE) { -#ifdef __WXGTK20__ gtk_text_view_set_editable( GTK_TEXT_VIEW(m_text), editable ); -#else - gtk_text_set_editable( GTK_TEXT(m_text), editable ); -#endif } else { - gtk_entry_set_editable( GTK_ENTRY(m_text), editable ); + gtk_editable_set_editable( GTK_EDITABLE(m_text), editable ); } } @@ -831,24 +1017,19 @@ bool wxTextCtrl::Enable( bool enable ) if (!wxWindowBase::Enable(enable)) { // nothing to do - return FALSE; + return false; } if (m_windowStyle & wxTE_MULTILINE) { -#ifdef __WXGTK20__ SetEditable( enable ); -#else - gtk_text_set_editable( GTK_TEXT(m_text), enable ); - OnParentEnable(enable); -#endif } else { gtk_widget_set_sensitive( m_text, enable ); } - return TRUE; + return true; } // wxGTK-specific: called recursively by Enable, @@ -871,9 +1052,14 @@ void wxTextCtrl::OnParentEnable( bool enable ) } } +void wxTextCtrl::MarkDirty() +{ + m_modified = true; +} + void wxTextCtrl::DiscardEdits() { - m_modified = FALSE; + m_modified = false; } // ---------------------------------------------------------------------------- @@ -882,19 +1068,19 @@ 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) @@ -914,19 +1100,13 @@ void wxTextCtrl::SetMaxLength(unsigned long len) // we shouldn't check anything any more if ( len ) { - gtk_signal_connect( GTK_OBJECT(m_text), - "insert_text", - GTK_SIGNAL_FUNC(gtk_insert_text_callback), - (gpointer)this); + g_signal_connect (m_text, "insert_text", + G_CALLBACK (gtk_insert_text_callback), this); } else // no checking { - gtk_signal_disconnect_by_func - ( - GTK_OBJECT(m_text), - GTK_SIGNAL_FUNC(gtk_insert_text_callback), - (gpointer)this - ); + g_signal_handlers_disconnect_by_func (m_text, + (gpointer) gtk_insert_text_callback, this); } } } @@ -941,23 +1121,14 @@ void wxTextCtrl::SetSelection( long from, long to ) to = GetValue().Length(); } -#ifndef __WXGTK20__ - if ( (m_windowStyle & wxTE_MULTILINE) && - !GTK_TEXT(m_text)->line_start_cache ) - { - // tell the programmer that it didn't work - wxLogDebug(_T("Can't call SetSelection() before realizing the control")); - return; - } -#endif - if (m_windowStyle & wxTE_MULTILINE) { -#ifdef __WXGTK20__ - // ???? -#else - gtk_editable_select_region( GTK_EDITABLE(m_text), (gint)from, (gint)to ); -#endif + GtkTextIter fromi, toi; + 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( m_buffer, &toi ); + gtk_text_buffer_move_mark_by_name( m_buffer, "selection_bound", &fromi ); } else { @@ -967,48 +1138,65 @@ void wxTextCtrl::SetSelection( long from, long to ) void wxTextCtrl::ShowPosition( long pos ) { -#ifndef __WXGTK20__ if (m_windowStyle & wxTE_MULTILINE) { - 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); + 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 ); } -#endif +} + +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; } 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. - 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 ); } else -#endif { - return (long) GET_EDITABLE_POS(m_text); + return (long) gtk_editable_get_position(GTK_EDITABLE(m_text)); } } -long wxTextCtrl::GetLastPosition() const +wxTextPos wxTextCtrl::GetLastPosition() const { wxCHECK_MSG( m_text != NULL, 0, wxT("invalid text ctrl") ); @@ -1016,15 +1204,10 @@ 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 - pos = gtk_text_get_length( GTK_TEXT(m_text) ); -#endif } else { @@ -1038,56 +1221,59 @@ void wxTextCtrl::Remove( long from, long to ) { wxCHECK_RET( m_text != NULL, wxT("invalid text ctrl") ); -#ifndef __WXGTK20__ - gtk_editable_delete_text( GTK_EDITABLE(m_text), (gint)from, (gint)to ); -#endif + if (m_windowStyle & wxTE_MULTILINE) + { + GtkTextIter fromi, toi; + 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( m_buffer, &fromi, &toi ); + } + else // single line + 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") ); -#ifndef __WXGTK20__ - gtk_editable_delete_text( GTK_EDITABLE(m_text), (gint)from, (gint)to ); + Remove( from, to ); - if (!value.IsEmpty()) + if (!value.empty()) { - 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 + SetInsertionPoint( from ); + WriteText( value ); } -#endif } 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 ); -#endif + if (m_windowStyle & wxTE_MULTILINE) + g_signal_emit_by_name (m_text, "cut-clipboard"); + else + gtk_editable_cut_clipboard(GTK_EDITABLE(m_text)); } 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 ); -#endif + if (m_windowStyle & wxTE_MULTILINE) + g_signal_emit_by_name (m_text, "copy-clipboard"); + else + gtk_editable_copy_clipboard(GTK_EDITABLE(m_text)); } 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 ); -#endif + if (m_windowStyle & wxTE_MULTILINE) + g_signal_emit_by_name (m_text, "paste-clipboard"); + else + gtk_editable_paste_clipboard(GTK_EDITABLE(m_text)); } // Undo/redo @@ -1107,14 +1293,14 @@ 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 @@ -1123,31 +1309,39 @@ void wxTextCtrl::GetSelection(long* fromOut, long* toOut) const { wxCHECK_RET( m_text != NULL, wxT("invalid text ctrl") ); - gint from, to; -#ifdef __WXGTK20__ - if ( !gtk_editable_get_selection_bounds(GTK_EDITABLE(m_text), &from, &to) ) -#else - if ( !(GTK_EDITABLE(m_text)->has_selection) ) -#endif - { - from = - to = GetInsertionPoint(); - } - else // got selection - { -#ifndef __WXGTK20__ - 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; - } - } + gint from = -1; + gint to = -1; + bool haveSelection = false; + + 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; + } + } + + 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; @@ -1155,15 +1349,19 @@ 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__ - return gtk_editable_get_editable(GTK_EDITABLE(m_text)); -#else - return GTK_EDITABLE(m_text)->editable; -#endif + 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)); + } } bool wxTextCtrl::IsModified() const @@ -1173,7 +1371,7 @@ bool wxTextCtrl::IsModified() const void wxTextCtrl::Clear() { - SetValue( wxT("") ); + SetValue( wxEmptyString ); } void wxTextCtrl::OnChar( wxKeyEvent &key_event ) @@ -1221,11 +1419,7 @@ bool wxTextCtrl::IsOwnGtkWindow( GdkWindow *window ) { 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 { @@ -1236,166 +1430,109 @@ 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! - wxASSERT_MSG( (m_windowStyle & wxTE_MULTILINE) && m_updateFont, + // + // TODO: it can be implemented much more efficiently for GTK2 + wxASSERT_MSG( (m_windowStyle & wxTE_MULTILINE), _T("shouldn't be called for single line controls") ); wxString value = GetValue(); - if ( !value.IsEmpty() ) + if ( !value.empty() ) { - m_updateFont = FALSE; + SetUpdateFont(false); Clear(); AppendText(value); } } -void wxTextCtrl::UpdateFontIfNeeded() -{ - if ( m_updateFont ) - ChangeFontGlobally(); -} - 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; - - 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; 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 - } + return false; // change active background color too m_defaultStyle.SetBackgroundColour( colour ); - return TRUE; + return true; } bool wxTextCtrl::SetStyle( long start, long end, const wxTextAttr& style ) { - /* VERY dirty way to do that - removes the required text and re-adds it - with styling (FIXME) */ if ( m_windowStyle & wxTE_MULTILINE ) { -#ifndef __WXGTK20__ if ( style.IsDefault() ) { // nothing to do - return TRUE; + return true; } - gint l = gtk_text_get_length( GTK_TEXT(m_text) ); + 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") ); - 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 + GtkTextIter starti, endi; + 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 - 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; + wxTextAttr attr = wxTextAttr::Combine(style, m_defaultStyle, this); + + wxGtkTextApplyTagsFromAttr( m_buffer, attr, &starti, &endi ); + + return true; } + + // else single line + // cannot do this for GTK+'s Entry widget + 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)) @@ -1453,27 +1590,6 @@ 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; - - 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)) @@ -1483,14 +1599,17 @@ void wxTextCtrl::OnInternalIdle() } } - 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; } // ---------------------------------------------------------------------------- @@ -1499,92 +1618,98 @@ wxSize wxTextCtrl::DoGetBestSize() const void wxTextCtrl::Freeze() { -#ifndef __WXGTK20__ if ( HasFlag(wxTE_MULTILINE) ) { - gtk_text_freeze(GTK_TEXT(m_text)); + if ( !m_frozenness++ ) + { + // freeze textview updates and remove buffer + g_signal_connect (m_text, "expose_event", + G_CALLBACK (gtk_text_exposed_callback), this); + g_signal_connect (m_widget, "expose_event", + G_CALLBACK (gtk_text_exposed_callback), 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)); + } } -#endif } void wxTextCtrl::Thaw() { -#ifndef __WXGTK20__ if ( HasFlag(wxTE_MULTILINE) ) { - GTK_TEXT(m_text)->vadj->value = 0.0; + wxASSERT_MSG( m_frozenness > 0, _T("Thaw() without matching Freeze()") ); - gtk_text_thaw(GTK_TEXT(m_text)); + 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); + } } -#endif } // ---------------------------------------------------------------------------- -// scrolling +// wxTextUrlEvent passing if style & wxTE_AUTO_URL // ---------------------------------------------------------------------------- -GtkAdjustment *wxTextCtrl::GetVAdj() const -{ -#ifdef __WXGTK20__ - return NULL; -#else - return HasFlag(wxTE_MULTILINE) ? GTK_TEXT(m_text)->vadj : NULL; -#endif -} - -bool wxTextCtrl::DoScroll(GtkAdjustment *adj, int diff) +// 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) { -#ifndef __WXGTK20__ - float value = adj->value + diff; + event.Skip(); + if(!(m_windowStyle & wxTE_AUTO_URL)) + return; - if ( value < 0 ) - value = 0; + gint x, y; + GtkTextIter start, end; + GtkTextTag *tag = gtk_text_tag_table_lookup(gtk_text_buffer_get_tag_table(m_buffer), + "wxUrl"); - float upper = adj->upper - adj->page_size; - if ( value > upper ) - value = upper; + gtk_text_view_window_to_buffer_coords(GTK_TEXT_VIEW(m_text), GTK_TEXT_WINDOW_WIDGET, + event.GetX(), event.GetY(), &x, &y); - // did we noticeably change the scroll position? - if ( fabs(adj->value - value) < 0.2 ) + gtk_text_view_get_iter_at_location(GTK_TEXT_VIEW(m_text), &end, x, y); + if (!gtk_text_iter_has_tag(&end, tag)) { - // well, this is what Robert does in wxScrollBar, so it must be good... - return FALSE; + gdk_window_set_cursor(gtk_text_view_get_window(GTK_TEXT_VIEW(m_text), + GTK_TEXT_WINDOW_TEXT), m_gdkXTermCursor); + return; } - adj->value = value; + gdk_window_set_cursor(gtk_text_view_get_window(GTK_TEXT_VIEW(m_text), + GTK_TEXT_WINDOW_TEXT), m_gdkHandCursor); - gtk_signal_emit_by_name(GTK_OBJECT(adj), "value_changed"); + 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); -#endif - return TRUE; -} + // 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); -bool wxTextCtrl::ScrollLines(int lines) -{ -#ifdef __WXGTK20__ - return FALSE; -#else - GtkAdjustment *adj = GetVAdj(); - if ( !adj ) - return FALSE; + wxTextUrlEvent url_event(m_windowId, event, + gtk_text_iter_get_offset(&start), + gtk_text_iter_get_offset(&end)); - // 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); -#endif + 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); } -bool wxTextCtrl::ScrollPages(int pages) +// static +wxVisualAttributes +wxTextCtrl::GetClassDefaultAttributes(wxWindowVariant WXUNUSED(variant)) { -#ifdef __WXGTK20__ - return FALSE; -#else - GtkAdjustment *adj = GetVAdj(); - if ( !adj ) - return FALSE; - - return DoScroll(adj, (int)ceil(pages*adj->page_increment)); -#endif + return GetDefaultAttributesFromGTKWidget(gtk_entry_new, true); } -