X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/7ba5a665ac37b67ac1b87a18b2d93dff91fa395e..50e08f9d2ffe18437dce14a5b8cc5385f5e51e80:/src/gtk/textctrl.cpp?ds=sidebyside diff --git a/src/gtk/textctrl.cpp b/src/gtk/textctrl.cpp index ba3c070bb9..25186c9d1e 100644 --- a/src/gtk/textctrl.cpp +++ b/src/gtk/textctrl.cpp @@ -1,196 +1,590 @@ ///////////////////////////////////////////////////////////////////////////// -// Name: textctrl.cpp +// Name: src/gtk/textctrl.cpp // 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" + +#if wxUSE_TEXTCTRL #include "wx/textctrl.h" -#include "wx/utils.h" -#include "wx/intl.h" -#include "wx/log.h" -#include "wx/settings.h" -#include "wx/panel.h" + +#ifndef WX_PRECOMP + #include "wx/intl.h" + #include "wx/log.h" + #include "wx/utils.h" + #include "wx/settings.h" + #include "wx/math.h" +#endif + +#include "wx/strconv.h" +#include "wx/fontutil.h" // for wxNativeFontInfo (GetNativeFontInfo()) #include #include #include -#include // for fabs -#include "gdk/gdk.h" -#include "gtk/gtk.h" -#include "gdk/gdkkeysyms.h" +#include "wx/gtk/private.h" -//----------------------------------------------------------------------------- -// idle system -//----------------------------------------------------------------------------- +// ---------------------------------------------------------------------------- +// helpers +// ---------------------------------------------------------------------------- + +extern "C" { +static void wxGtkOnRemoveTag(GtkTextBuffer *buffer, + GtkTextTag *tag, + GtkTextIter * WXUNUSED(start), + GtkTextIter * WXUNUSED(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); +} +} + +// remove all tags starting with the given prefix from the start..end range +static void +wxGtkTextRemoveTagsWithPrefix(GtkTextBuffer *text_buffer, + const char *prefix, + GtkTextIter *start, + GtkTextIter *end) +{ + gulong remove_handler_id = g_signal_connect + ( + text_buffer, + "remove_tag", + G_CALLBACK(wxGtkOnRemoveTag), + gpointer(prefix) + ); + gtk_text_buffer_remove_all_tags(text_buffer, start, end); + g_signal_handler_disconnect(text_buffer, remove_handler_id); +} + +static void wxGtkTextApplyTagsFromAttr(GtkWidget *text, + GtkTextBuffer *text_buffer, + const wxTextAttr& attr, + GtkTextIter *start, + GtkTextIter *end) +{ + static gchar buf[1024]; + GtkTextTag *tag; + + if (attr.HasFont()) + { + wxGtkTextRemoveTagsWithPrefix(text_buffer, "WXFONT", start, end); + + wxFont font(attr.GetFont()); + + PangoFontDescription *font_description = font.GetNativeFontInfo()->description; + wxGtkString font_string(pango_font_description_to_string(font_description)); + g_snprintf(buf, sizeof(buf), "WXFONT %s", font_string.c_str()); + 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); + + if (font.GetUnderlined()) + { + g_snprintf(buf, sizeof(buf), "WXFONTUNDERLINE"); + 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, + "underline-set", TRUE, + "underline", PANGO_UNDERLINE_SINGLE, + NULL ); + gtk_text_buffer_apply_tag (text_buffer, tag, start, end); + } + } + + if (attr.HasTextColour()) + { + wxGtkTextRemoveTagsWithPrefix(text_buffer, "WXFORECOLOR", start, end); + + const 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()) + { + wxGtkTextRemoveTagsWithPrefix(text_buffer, "WXBACKCOLOR", start, end); + + const 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); + + wxGtkTextRemoveTagsWithPrefix(text_buffer, "WXALIGNMENT", ¶_start, ¶_end); + + 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 before gtk+-2.11.0 with pango-1.17 being available +// (but if new enough pango isn't available it's a mere gtk warning) +#if GTK_CHECK_VERSION(2,11,0) + case wxTEXT_ALIGNMENT_JUSTIFIED: + if (!gtk_check_version(2,11,0)) + align = GTK_JUSTIFY_FILL; + else + align = GTK_JUSTIFY_LEFT; + break; +#endif + } + + 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 ); + } + + if (attr.HasLeftIndent()) + { + // Indentation attribute + + // Clear old indentation tags + 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); + + wxGtkTextRemoveTagsWithPrefix(text_buffer, "WXINDENT", ¶_start, ¶_end); + + // Convert indent from 1/10th of a mm into pixels + float factor = + (float)gdk_screen_get_width(gtk_widget_get_screen(text)) / + gdk_screen_get_width_mm(gtk_widget_get_screen(text)) / 10; + + const int indent = (int)(factor * attr.GetLeftIndent()); + const int subIndent = (int)(factor * attr.GetLeftSubIndent()); + + gint gindent; + gint gsubindent; + + if (subIndent >= 0) + { + gindent = indent; + gsubindent = -subIndent; + } + else + { + gindent = -subIndent; + gsubindent = indent; + } + + g_snprintf(buf, sizeof(buf), "WXINDENT %d %d", gindent, gsubindent); + 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, + "left-margin", gindent, "indent", gsubindent, NULL ); + gtk_text_buffer_apply_tag (text_buffer, tag, ¶_start, ¶_end); + } + + if (attr.HasTabs()) + { + // Set tab stops + + // Clear old tabs + 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); + + wxGtkTextRemoveTagsWithPrefix(text_buffer, "WXTABS", ¶_start, ¶_end); + + const wxArrayInt& tabs = attr.GetTabs(); + + wxString tagname = _T("WXTABS"); + g_snprintf(buf, sizeof(buf), "WXTABS"); + for (size_t i = 0; i < tabs.GetCount(); i++) + tagname += wxString::Format(_T(" %d"), tabs[i]); + + const wxWX2MBbuf buftag = tagname.utf8_str(); + + tag = gtk_text_tag_table_lookup( gtk_text_buffer_get_tag_table( text_buffer ), + buftag ); + if (!tag) + { + // Factor to convert from 1/10th of a mm into pixels + float factor = + (float)gdk_screen_get_width(gtk_widget_get_screen(text)) / + gdk_screen_get_width_mm(gtk_widget_get_screen(text)) / 10; + + PangoTabArray* tabArray = pango_tab_array_new(tabs.GetCount(), TRUE); + for (size_t i = 0; i < tabs.GetCount(); i++) + pango_tab_array_set_tab(tabArray, i, PANGO_TAB_LEFT, (gint)(tabs[i] * factor)); + tag = gtk_text_buffer_create_tag( text_buffer, buftag, + "tabs", tabArray, NULL ); + pango_tab_array_free(tabArray); + } + gtk_text_buffer_apply_tag (text_buffer, tag, ¶_start, ¶_end); + } +} + +static void wxGtkTextInsert(GtkWidget *text, + GtkTextBuffer *text_buffer, + const wxTextAttr& attr, + const wxCharBuffer& buffer) + +{ + gint start_offset; + GtkTextIter iter, start; + + 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) ); + + gtk_text_buffer_get_iter_at_offset (text_buffer, &start, start_offset); + + wxGtkTextApplyTagsFromAttr(text, text_buffer, attr, &start, &iter); +} + +// Implementation of wxTE_AUTO_URL for wxGTK2 by Mart Raudsepp, -extern void wxapp_install_idle_handler(); -extern bool g_isIdle; +extern "C" { +static void +au_apply_tag_callback(GtkTextBuffer *buffer, + GtkTextTag *tag, + GtkTextIter * WXUNUSED(start), + GtkTextIter * WXUNUSED(end), + gpointer WXUNUSED(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"); +} +} //----------------------------------------------------------------------------- -// data +// GtkTextCharPredicates for gtk_text_iter_*_find_char //----------------------------------------------------------------------------- -extern bool g_blockEventsOnDrag; -extern wxCursor g_globalCursor; +extern "C" { +static gboolean +pred_whitespace(gunichar ch, gpointer WXUNUSED(user_data)) +{ + return g_unichar_isspace(ch); +} +} + +extern "C" { +static gboolean +pred_non_whitespace (gunichar ch, gpointer WXUNUSED(user_data)) +{ + return !g_unichar_isspace(ch); +} +} + +extern "C" { +static gboolean +pred_nonpunct (gunichar ch, gpointer WXUNUSED(user_data)) +{ + return !g_unichar_ispunct(ch); +} +} + +extern "C" { +static gboolean +pred_nonpunct_or_slash (gunichar ch, gpointer WXUNUSED(user_data)) +{ + return !g_unichar_ispunct(ch) || ch == '/'; +} +} //----------------------------------------------------------------------------- -// "changed" +// 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 -gtk_text_changed_callback( GtkWidget *WXUNUSED(widget), wxTextCtrl *win ) +au_check_word( GtkTextIter *s, GtkTextIter *e ) { - if (!win->m_hasVMT) return; + 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); + + wxGtkString 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); + } +} +} - if (g_isIdle) - wxapp_install_idle_handler(); +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"); - win->SetModified(); - win->UpdateFontIfNeeded(); + gtk_text_buffer_remove_tag(buffer, tag, s, range_end); - wxCommandEvent event( wxEVT_COMMAND_TEXT_UPDATED, win->GetId() ); - event.SetString( win->GetValue() ); - event.SetEventObject( win ); - win->GetEventHandler()->ProcessEvent( event ); + 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); + } +} } //----------------------------------------------------------------------------- -// "changed" from vertical scrollbar +// "insert-text" for GtkTextBuffer //----------------------------------------------------------------------------- +extern "C" { static void -gtk_scrollbar_changed_callback( GtkWidget *WXUNUSED(widget), wxTextCtrl *win ) +au_insert_text_callback(GtkTextBuffer * WXUNUSED(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)); - win->CalculateScrollbar(); + 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); +} } //----------------------------------------------------------------------------- -// "focus_in_event" +// "delete-range" for GtkTextBuffer //----------------------------------------------------------------------------- -extern wxWindow *g_focusWindow; -extern bool g_blockEventsOnDrag; -// extern bool g_isIdle; - -static gint gtk_text_focus_in_callback( GtkWidget *widget, GdkEvent *WXUNUSED(event), wxWindow *win ) +extern "C" { +static void +au_delete_range_callback(GtkTextBuffer * WXUNUSED(buffer), + GtkTextIter *start, + GtkTextIter *end, + wxTextCtrl *win) { - // Necessary? -#if 0 - if (g_isIdle) - wxapp_install_idle_handler(); -#endif - if (!win->m_hasVMT) return FALSE; - if (g_blockEventsOnDrag) return FALSE; + if( !(win->GetWindowStyleFlag() & wxTE_AUTO_URL) ) + return; - g_focusWindow = win; + GtkTextIter line_start = *start, line_end = *end; - wxPanel *panel = wxDynamicCast(win->GetParent(), wxPanel); - if (panel) - { - panel->SetLastFocus(win); - } + 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); -#ifdef HAVE_XIM - if (win->m_ic) - gdk_im_begin(win->m_ic, win->m_wxwindow->window); -#endif + au_check_range(start, end); +} +} -#if 0 -#ifdef wxUSE_CARET - // caret needs to be informed about focus change - wxCaret *caret = win->GetCaret(); - if ( caret ) - { - caret->OnSetFocus(); - } -#endif // wxUSE_CARET -#endif +//----------------------------------------------------------------------------- +// "populate_popup" from text control and "unmap" from its poup menu +//----------------------------------------------------------------------------- - wxFocusEvent event( wxEVT_SET_FOCUS, win->GetId() ); - event.SetEventObject( win ); +extern "C" { +static void +gtk_textctrl_popup_unmap( GtkMenu *WXUNUSED(menu), wxTextCtrl* win ) +{ + win->GTKEnableFocusOutEvent(); +} +} - if (win->GetEventHandler()->ProcessEvent( event )) - { - return TRUE; - } +extern "C" { +static void +gtk_textctrl_populate_popup( GtkEntry *WXUNUSED(entry), GtkMenu *menu, wxTextCtrl *win ) +{ + win->GTKDisableFocusOutEvent(); - return FALSE; + g_signal_connect (menu, "unmap", G_CALLBACK (gtk_textctrl_popup_unmap), win ); +} } //----------------------------------------------------------------------------- -// "focus_out_event" +// "changed" //----------------------------------------------------------------------------- -static gint gtk_text_focus_out_callback( GtkWidget *widget, GdkEvent *WXUNUSED(event), wxWindow *win ) +extern "C" { +static void +gtk_text_changed_callback( GtkWidget *WXUNUSED(widget), wxTextCtrl *win ) { -#if 0 - if (g_isIdle) - wxapp_install_idle_handler(); -#endif - - if (!win->m_hasVMT) return FALSE; - if (g_blockEventsOnDrag) return FALSE; + if ( win->IgnoreTextUpdate() ) + return; -#if 0 - // if the focus goes out of our app alltogether, OnIdle() will send - // wxActivateEvent, otherwise gtk_window_focus_in_callback() will reset - // g_sendActivateEvent to -1 - g_sendActivateEvent = 0; -#endif + if (!win->m_hasVMT) return; - wxWindow *winFocus = wxFindFocusedChild(win); - if ( winFocus ) - win = winFocus; + if ( win->MarkDirtyOnChange() ) + win->MarkDirty(); - g_focusWindow = (wxWindow *)NULL; + win->SendTextUpdatedEvent(); +} +} -#ifdef HAVE_XIM - if (win->m_ic) - gdk_im_end(); -#endif +//----------------------------------------------------------------------------- +// clipboard events: "copy-clipboard", "cut-clipboard", "paste-clipboard" +//----------------------------------------------------------------------------- -#if 0 -#ifdef wxUSE_CARET - // caret needs to be informed about focus change - wxCaret *caret = win->GetCaret(); - if ( caret ) +// common part of the event handlers below +static void +handle_text_clipboard_callback( GtkWidget *widget, wxTextCtrl *win, + wxEventType eventType, const gchar * signal_name) +{ + wxClipboardTextEvent event( eventType, win->GetId() ); + event.SetEventObject( win ); + if ( win->HandleWindowEvent( event ) ) { - caret->OnKillFocus(); + // don't let the default processing to take place if we did something + // ourselves in the event handler + g_signal_stop_emission_by_name (widget, signal_name); } -#endif // wxUSE_CARET -#endif +} - wxFocusEvent event( wxEVT_KILL_FOCUS, win->GetId() ); - event.SetEventObject( win ); +extern "C" { +static void +gtk_copy_clipboard_callback( GtkWidget *widget, wxTextCtrl *win ) +{ + handle_text_clipboard_callback( + widget, win, wxEVT_COMMAND_TEXT_COPY, "copy-clipboard" ); +} - if (win->GetEventHandler()->ProcessEvent( event )) - { - return TRUE; - } +static void +gtk_cut_clipboard_callback( GtkWidget *widget, wxTextCtrl *win ) +{ + handle_text_clipboard_callback( + widget, win, wxEVT_COMMAND_TEXT_CUT, "cut-clipboard" ); +} - return FALSE; +static void +gtk_paste_clipboard_callback( GtkWidget *widget, wxTextCtrl *win ) +{ + handle_text_clipboard_callback( + widget, win, wxEVT_COMMAND_TEXT_PASTE, "paste-clipboard" ); +} } //----------------------------------------------------------------------------- // wxTextCtrl //----------------------------------------------------------------------------- -IMPLEMENT_DYNAMIC_CLASS(wxTextCtrl,wxControl) +IMPLEMENT_DYNAMIC_CLASS(wxTextCtrl, wxTextCtrlBase) -BEGIN_EVENT_TABLE(wxTextCtrl, wxControl) +BEGIN_EVENT_TABLE(wxTextCtrl, wxTextCtrlBase) EVT_CHAR(wxTextCtrl::OnChar) EVT_MENU(wxID_CUT, wxTextCtrl::OnCut) @@ -204,14 +598,39 @@ 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_modified = FALSE; - m_updateFont = FALSE; - m_text = - m_vScrollbar = (GtkWidget *)NULL; + m_dontMarkDirty = + m_modified = false; + + m_countUpdatesToIgnore = 0; + + SetUpdateFont(false); + + m_text = NULL; + m_showPositionOnThaw = NULL; + 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, @@ -237,395 +656,465 @@ bool wxTextCtrl::Create( wxWindow *parent, const wxValidator& validator, const wxString &name ) { - m_needParent = TRUE; - m_acceptsFocus = TRUE; - if (!PreCreation( parent, pos, size ) || !CreateBase( parent, id, pos, size, style, validator, name )) { wxFAIL_MSG( wxT("wxTextCtrl creation failed") ); - return FALSE; + return false; } - - m_vScrollbarVisible = FALSE; - bool multi_line = (style & wxTE_MULTILINE) != 0; + if (multi_line) { -#if (GTK_MINOR_VERSION > 2) - /* a multi-line edit control: create a vertical scrollbar by default and - horizontal if requested */ - bool bHasHScrollbar = (style & wxHSCROLL) != 0; -#else - bool bHasHScrollbar = FALSE; -#endif + // Create view + m_text = gtk_text_view_new(); - /* create our control ... */ - m_text = gtk_text_new( (GtkAdjustment *) NULL, (GtkAdjustment *) NULL ); + m_buffer = gtk_text_view_get_buffer( GTK_TEXT_VIEW(m_text) ); - /* ... and put into the upper left hand corner of the table */ - m_widget = gtk_table_new(bHasHScrollbar ? 2 : 1, 2, FALSE); - GTK_WIDGET_UNSET_FLAGS( m_widget, GTK_CAN_FOCUS ); - gtk_table_attach( GTK_TABLE(m_widget), m_text, 0, 1, 0, 1, - (GtkAttachOptions)(GTK_FILL | GTK_EXPAND | GTK_SHRINK), - (GtkAttachOptions)(GTK_FILL | GTK_EXPAND | GTK_SHRINK), - 0, 0); + // create "ShowPosition" marker + GtkTextIter iter; + gtk_text_buffer_get_start_iter(m_buffer, &iter); + gtk_text_buffer_create_mark(m_buffer, "ShowPosition", &iter, true); - /* always wrap words */ - gtk_text_set_word_wrap( GTK_TEXT(m_text), TRUE ); + // create scrolled window + m_widget = gtk_scrolled_window_new( NULL, NULL ); + gtk_scrolled_window_set_policy( GTK_SCROLLED_WINDOW( m_widget ), + GTK_POLICY_AUTOMATIC, + style & wxTE_NO_VSCROLL + ? GTK_POLICY_NEVER + : GTK_POLICY_AUTOMATIC ); + // for ScrollLines/Pages + m_scrollBar[1] = (GtkRange*)((GtkScrolledWindow*)m_widget)->vscrollbar; -#if (GTK_MINOR_VERSION > 2) - /* put the horizontal scrollbar in the lower left hand corner */ - if (bHasHScrollbar) - { - GtkWidget *hscrollbar = gtk_hscrollbar_new(GTK_TEXT(m_text)->hadj); - GTK_WIDGET_UNSET_FLAGS( hscrollbar, GTK_CAN_FOCUS ); - gtk_table_attach(GTK_TABLE(m_widget), hscrollbar, 0, 1, 1, 2, - (GtkAttachOptions)(GTK_EXPAND | GTK_FILL | GTK_SHRINK), - GTK_FILL, - 0, 0); - gtk_widget_show(hscrollbar); - - /* don't wrap lines, otherwise we wouldn't need the scrollbar */ - gtk_text_set_line_wrap( GTK_TEXT(m_text), FALSE ); - } -#endif + // Insert view into scrolled window + gtk_container_add( GTK_CONTAINER(m_widget), m_text ); + + GTKSetWrapMode(); - /* 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); + GTKScrolledWindowSetBorder(m_widget, style); + + 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 { - /* a single-line text control: no need for scrollbars */ + // a single-line text control: no need for scrollbars m_widget = - m_text = gtk_entry_new(); + m_text = gtk_entry_new(); + + if (style & wxNO_BORDER) + g_object_set (m_text, "has-frame", FALSE, NULL); + } + g_object_ref(m_widget); m_parent->DoAddChild( this ); - PostCreation(); + m_focusWidget = m_text; - 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); + } + // We want to be notified about text changes. if (multi_line) { - gtk_signal_connect(GTK_OBJECT(GTK_TEXT(m_text)->vadj), "changed", - (GtkSignalFunc) gtk_scrollbar_changed_callback, (gpointer) this ); - - gtk_signal_connect( GTK_OBJECT(GTK_TEXT(m_text)), "focus_in_event", - GTK_SIGNAL_FUNC(gtk_text_focus_in_callback), (gpointer)this ); - - gtk_signal_connect( GTK_OBJECT(GTK_TEXT(m_text)), "focus_out_event", - GTK_SIGNAL_FUNC(gtk_text_focus_out_callback), (gpointer)this ); + g_signal_connect (m_buffer, "changed", + G_CALLBACK (gtk_text_changed_callback), this); } else { - gtk_signal_connect( GTK_OBJECT(m_text), "focus_in_event", - GTK_SIGNAL_FUNC(gtk_text_focus_in_callback), (gpointer)this ); - - gtk_signal_connect( GTK_OBJECT(m_text), "focus_out_event", - GTK_SIGNAL_FUNC(gtk_text_focus_out_callback), (gpointer)this ); + g_signal_connect (m_text, "changed", + G_CALLBACK (gtk_text_changed_callback), this); } - if (!value.IsEmpty()) - { - gint tmp = 0; + // Catch to disable focus out handling + g_signal_connect (m_text, "populate_popup", + G_CALLBACK (gtk_textctrl_populate_popup), + this); -#if GTK_MINOR_VERSION == 0 - // if we don't realize it, GTK 1.0.6 dies with a SIGSEGV in - // gtk_editable_insert_text() - gtk_widget_realize(m_text); -#endif // GTK 1.0 - -#if wxUSE_UNICODE - wxWX2MBbuf val = value.mbc_str(); - gtk_editable_insert_text( GTK_EDITABLE(m_text), val, strlen(val), &tmp ); -#else // !Unicode - gtk_editable_insert_text( GTK_EDITABLE(m_text), value, value.Length(), &tmp ); -#endif // Unicode/!Unicode - - if (multi_line) - { - /* bring editable's cursor uptodate. bug in GTK. */ - - GTK_EDITABLE(m_text)->current_pos = gtk_text_get_point( GTK_TEXT(m_text) ); - } + if (!value.empty()) + { + SetValue( value ); } if (style & wxTE_PASSWORD) - { - if (!multi_line) - gtk_entry_set_visibility( GTK_ENTRY(m_text), FALSE ); - } + GTKSetVisibility(); if (style & wxTE_READONLY) + GTKSetEditable(); + + // left justification (alignment) is the default anyhow + if ( style & (wxTE_RIGHT | wxTE_CENTRE) ) + GTKSetJustification(); + + if (multi_line) { - if (!multi_line) - gtk_entry_set_editable( GTK_ENTRY(m_text), FALSE ); + // 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 + else // single line { - if (multi_line) - gtk_text_set_editable( GTK_TEXT(m_text), 1 ); + // do the right thing with Enter presses depending on whether we have + // wxTE_PROCESS_ENTER or not + GTKSetActivatesDefault(); } - /* we want to be notified about text changes */ - gtk_signal_connect( GTK_OBJECT(m_text), "changed", - GTK_SIGNAL_FUNC(gtk_text_changed_callback), (gpointer)this); - - /* 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 ); + g_signal_connect (m_text, "copy-clipboard", + G_CALLBACK (gtk_copy_clipboard_callback), this); + g_signal_connect (m_text, "cut-clipboard", + G_CALLBACK (gtk_cut_clipboard_callback), this); + g_signal_connect (m_text, "paste-clipboard", + G_CALLBACK (gtk_paste_clipboard_callback), this); m_cursor = wxCursor( wxCURSOR_IBEAM ); - // FIXME: is the bg colour correct here? - wxTextAttr attrDef( colFg, - wxSystemSettings::GetSystemColour(wxSYS_COLOUR_WINDOW), - parent->GetFont() ); - SetDefaultStyle( attrDef ); + return true; +} + +GtkEditable *wxTextCtrl::GetEditable() const +{ + wxCHECK_MSG( IsSingleLine(), NULL, "shouldn't be called for multiline" ); + + return GTK_EDITABLE(m_text); +} + +// ---------------------------------------------------------------------------- +// flags handling +// ---------------------------------------------------------------------------- - Show( TRUE ); +void wxTextCtrl::GTKSetEditable() +{ + gboolean editable = !HasFlag(wxTE_READONLY); + if ( IsSingleLine() ) + gtk_editable_set_editable(GTK_EDITABLE(m_text), editable); + else + gtk_text_view_set_editable(GTK_TEXT_VIEW(m_text), editable); +} - return TRUE; +void wxTextCtrl::GTKSetVisibility() +{ + wxCHECK_RET( IsSingleLine(), + "wxTE_PASSWORD is for single line text controls only" ); + + gtk_entry_set_visibility(GTK_ENTRY(m_text), !HasFlag(wxTE_PASSWORD)); } -void wxTextCtrl::CalculateScrollbar() +void wxTextCtrl::GTKSetActivatesDefault() { - if ((m_windowStyle & wxTE_MULTILINE) == 0) return; + wxCHECK_RET( IsSingleLine(), + "wxTE_PROCESS_ENTER is for single line text controls only" ); - GtkAdjustment *adj = GTK_TEXT(m_text)->vadj; + gtk_entry_set_activates_default(GTK_ENTRY(m_text), + !HasFlag(wxTE_PROCESS_ENTER)); +} - if (adj->upper - adj->page_size < 0.8) +void wxTextCtrl::GTKSetWrapMode() +{ + // no wrapping in single line controls + if ( !IsMultiLine() ) + return; + + // 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 + wrap = GTK_WRAP_WORD_CHAR; + + gtk_text_view_set_wrap_mode( GTK_TEXT_VIEW( m_text ), wrap ); +} + +void wxTextCtrl::GTKSetJustification() +{ + if ( IsMultiLine() ) { - if (m_vScrollbarVisible) - { - gtk_widget_hide( m_vScrollbar ); - m_vScrollbarVisible = FALSE; - } + GtkJustification just; + if ( HasFlag(wxTE_RIGHT) ) + just = GTK_JUSTIFY_RIGHT; + else if ( HasFlag(wxTE_CENTRE) ) + just = GTK_JUSTIFY_CENTER; + else // wxTE_LEFT == 0 + just = GTK_JUSTIFY_LEFT; + + gtk_text_view_set_justification(GTK_TEXT_VIEW(m_text), just); } - else + else // single line { - if (!m_vScrollbarVisible) - { - gtk_widget_show( m_vScrollbar ); - m_vScrollbarVisible = TRUE; - } + gfloat align; + if ( HasFlag(wxTE_RIGHT) ) + align = 1.0; + else if ( HasFlag(wxTE_CENTRE) ) + align = 0.5; + else // single line + align = 0.0; + + gtk_entry_set_alignment(GTK_ENTRY(m_text), align); } } +void wxTextCtrl::SetWindowStyleFlag(long style) +{ + long styleOld = GetWindowStyleFlag(); + + wxTextCtrlBase::SetWindowStyleFlag(style); + + if ( (style & wxTE_READONLY) != (styleOld & wxTE_READONLY) ) + GTKSetEditable(); + + if ( (style & wxTE_PASSWORD) != (styleOld & wxTE_PASSWORD) ) + GTKSetVisibility(); + + if ( (style & wxTE_PROCESS_ENTER) != (styleOld & wxTE_PROCESS_ENTER) ) + GTKSetActivatesDefault(); + + static const long flagsWrap = wxTE_WORDWRAP | wxTE_CHARWRAP | wxTE_DONTWRAP; + if ( (style & flagsWrap) != (styleOld & flagsWrap) ) + GTKSetWrapMode(); + + static const long flagsAlign = wxTE_LEFT | wxTE_CENTRE | wxTE_RIGHT; + if ( (style & flagsAlign) != (styleOld & flagsAlign) ) + GTKSetJustification(); +} + +// ---------------------------------------------------------------------------- +// control value +// ---------------------------------------------------------------------------- + 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) + if ( IsMultiLine() ) { - gint len = gtk_text_get_length( GTK_TEXT(m_text) ); - char *text = gtk_editable_get_chars( GTK_EDITABLE(m_text), 0, len ); - tmp = wxString(text,*wxConvCurrent); - g_free( text ); + GtkTextIter start; + gtk_text_buffer_get_start_iter( m_buffer, &start ); + GtkTextIter end; + gtk_text_buffer_get_end_iter( m_buffer, &end ); + wxGtkString text(gtk_text_buffer_get_text(m_buffer, &start, &end, true)); + + return wxGTK_CONV_BACK(text); } - else + else // single line { - tmp = wxString(gtk_entry_get_text( GTK_ENTRY(m_text) ),*wxConvCurrent); + return wxTextEntry::GetValue(); } - return tmp; } -void wxTextCtrl::SetValue( const wxString &value ) +wxFontEncoding wxTextCtrl::GetTextEncoding() const { - wxCHECK_RET( m_text != NULL, wxT("invalid text ctrl") ); + // GTK+ uses UTF-8 internally, we need to convert to it but from which + // encoding? - if (m_windowStyle & wxTE_MULTILINE) - { - gint len = gtk_text_get_length( GTK_TEXT(m_text) ); - gtk_editable_delete_text( GTK_EDITABLE(m_text), 0, len ); - len = 0; -#if wxUSE_UNICODE - wxWX2MBbuf tmpbuf = value.mbc_str(); - gtk_editable_insert_text( GTK_EDITABLE(m_text), tmpbuf, strlen(tmpbuf), &len ); -#else - gtk_editable_insert_text( GTK_EDITABLE(m_text), value.mbc_str(), value.Length(), &len ); -#endif - } - else - { - gtk_entry_set_text( GTK_ENTRY(m_text), value.mbc_str() ); - } + // first check the default text style (we intentionally don't check the + // style for the current position as it doesn't make sense for SetValue()) + const wxTextAttr& style = GetDefaultStyle(); + wxFontEncoding enc = style.HasFontEncoding() ? style.GetFontEncoding() + : wxFONTENCODING_SYSTEM; - // GRG, Jun/2000: Changed this after a lot of discussion in - // the lists. wxWindows 2.2 will have a set of flags to - // customize this behaviour. - SetInsertionPoint(0); + // fall back to the controls font if no style + if ( enc == wxFONTENCODING_SYSTEM && m_hasFont ) + enc = GetFont().GetEncoding(); - m_modified = FALSE; + return enc; } -void wxTextCtrl::WriteText( const wxString &text ) +bool wxTextCtrl::IsEmpty() const +{ + if ( IsMultiLine() ) + return gtk_text_buffer_get_char_count(m_buffer) == 0; + + return wxTextEntry::IsEmpty(); +} + +void wxTextCtrl::DoSetValue( const wxString &value, int flags ) { wxCHECK_RET( m_text != NULL, wxT("invalid text ctrl") ); - if ( text.empty() ) + m_modified = false; + + if ( !IsMultiLine() ) + { + wxTextEntry::DoSetValue(value, flags); return; + } + + if (value.IsEmpty()) + { + if ( !(flags & SetValue_SendEvent) ) + EnableTextChangedEvents(false); + + gtk_text_buffer_set_text( m_buffer, "", 0 ); + + if ( !(flags & SetValue_SendEvent) ) + EnableTextChangedEvents(true); + + return; + } #if wxUSE_UNICODE - wxWX2MBbuf buf = text.mbc_str(); - const char *txt = buf; - size_t txtlen = strlen(buf); + const wxCharBuffer buffer(value.utf8_str()); #else - const char *txt = text; - size_t txtlen = text.length(); + wxFontEncoding enc = m_defaultStyle.HasFont() + ? m_defaultStyle.GetFont().GetEncoding() + : wxFONTENCODING_SYSTEM; + if ( enc == wxFONTENCODING_SYSTEM ) + enc = GetTextEncoding(); + + const wxCharBuffer buffer(wxGTK_CONV_ENC(value, enc)); + if ( !buffer ) + { + // see comment in WriteText() as to why we must warn the user about + // this + wxLogWarning(_("Failed to set text in the text control.")); + return; + } #endif - if ( m_windowStyle & wxTE_MULTILINE ) + if ( !(flags & SetValue_SendEvent) ) { - /* this moves the cursor pos to behind the inserted text */ - gint len = GTK_EDITABLE(m_text)->current_pos; - - // if we have any special style, use it - if ( !m_defaultStyle.IsDefault() ) - { - GdkFont *font = m_defaultStyle.HasFont() - ? m_defaultStyle.GetFont().GetInternalFont() - : NULL; - - GdkColor *colFg = m_defaultStyle.HasTextColour() - ? m_defaultStyle.GetTextColour().GetColor() - : NULL; - - GdkColor *colBg = m_defaultStyle.HasBackgroundColour() - ? m_defaultStyle.GetBackgroundColour().GetColor() - : NULL; + EnableTextChangedEvents(false); + } - gtk_text_insert( GTK_TEXT(m_text), font, colFg, colBg, txt, txtlen ); - } - else // no style - { - gtk_editable_insert_text( GTK_EDITABLE(m_text), txt, txtlen, &len ); - } + gtk_text_buffer_set_text( m_buffer, buffer, strlen(buffer) ); - /* bring editable's cursor uptodate. bug in GTK. */ - GTK_EDITABLE(m_text)->current_pos = gtk_text_get_point( GTK_TEXT(m_text) ); - } - else // single line + if ( !m_defaultStyle.IsDefault() ) { - /* this moves the cursor pos to behind the inserted text */ - gint len = GTK_EDITABLE(m_text)->current_pos; - gtk_editable_insert_text( GTK_EDITABLE(m_text), txt, txtlen, &len ); - - /* bring editable's cursor uptodate. bug in GTK. */ - GTK_EDITABLE(m_text)->current_pos += text.Len(); + GtkTextIter start, end; + gtk_text_buffer_get_bounds( m_buffer, &start, &end ); + wxGtkTextApplyTagsFromAttr(m_widget, m_buffer, m_defaultStyle, + &start, &end); + } - /* bring entry's cursor uptodate. bug in GTK. */ - gtk_entry_set_position( GTK_ENTRY(m_text), GTK_EDITABLE(m_text)->current_pos ); + if ( !(flags & SetValue_SendEvent) ) + { + EnableTextChangedEvents(true); } } -void wxTextCtrl::AppendText( const wxString &text ) +void wxTextCtrl::WriteText( const wxString &text ) { wxCHECK_RET( m_text != NULL, wxT("invalid text ctrl") ); - if ( text.empty() ) + // we're changing the text programmatically + DontMarkDirtyOnNextChange(); + + if ( !IsMultiLine() ) + { + wxTextEntry::WriteText(text); return; + } #if wxUSE_UNICODE - wxWX2MBbuf buf = text.mbc_str(); - const char *txt = buf; - size_t txtlen = strlen(buf); + const wxCharBuffer buffer(text.utf8_str()); #else - const char *txt = text; - size_t txtlen = text.length(); -#endif - - if (m_windowStyle & wxTE_MULTILINE) + // check if we have a specific style for the current position + wxFontEncoding enc = wxFONTENCODING_SYSTEM; + wxTextAttr style; + if ( GetStyle(GetInsertionPoint(), style) && style.HasFontEncoding() ) { - if ( !m_defaultStyle.IsDefault() ) - { - wxFont font = m_defaultStyle.HasFont() ? m_defaultStyle.GetFont() - : m_font; - GdkFont *fnt = font.Ok() ? font.GetInternalFont() : NULL; + enc = style.GetFontEncoding(); + } - wxColour col = m_defaultStyle.HasTextColour() - ? m_defaultStyle.GetTextColour() - : m_foregroundColour; - GdkColor *colFg = col.Ok() ? col.GetColor() : NULL; + if ( enc == wxFONTENCODING_SYSTEM ) + enc = GetTextEncoding(); - col = m_defaultStyle.HasBackgroundColour() - ? m_defaultStyle.GetBackgroundColour() - : m_backgroundColour; - GdkColor *colBg = col.Ok() ? col.GetColor() : NULL; + const wxCharBuffer buffer(wxGTK_CONV_ENC(text, enc)); + if ( !buffer ) + { + // we must log an error here as losing the text like this can be a + // serious problem (e.g. imagine the document edited by user being + // empty instead of containing the correct text) + wxLogWarning(_("Failed to insert text in the control.")); + return; + } +#endif - gtk_text_insert( GTK_TEXT(m_text), fnt, colFg, colBg, txt, txtlen ); - } - else // no style - { - /* we'll insert at the last position */ - gint len = gtk_text_get_length( GTK_TEXT(m_text) ); - gtk_editable_insert_text( GTK_EDITABLE(m_text), txt, txtlen, &len ); - } + // First remove the selection if there is one + // TODO: Is there an easier GTK specific way to do this? + long from, to; + GetSelection(&from, &to); + if (from != to) + Remove(from, to); - /* bring editable's cursor uptodate. bug in GTK. */ - GTK_EDITABLE(m_text)->current_pos = gtk_text_get_point( GTK_TEXT(m_text) ); - } - else // single line + // Insert the text + wxGtkTextInsert( m_text, m_buffer, m_defaultStyle, buffer ); + + GtkAdjustment *adj = gtk_scrolled_window_get_vadjustment( GTK_SCROLLED_WINDOW(m_widget) ); + // Scroll to cursor, but only if scrollbar thumb is at the very bottom + // won't work when frozen, text view is not using m_buffer then + if (!IsFrozen() && wxIsSameDouble(adj->value, adj->upper - adj->page_size)) { - gtk_entry_append_text( GTK_ENTRY(m_text), txt ); + 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 ); } } wxString wxTextCtrl::GetLineText( long lineNo ) const { - if (m_windowStyle & wxTE_MULTILINE) - { - gint len = gtk_text_get_length( GTK_TEXT(m_text) ); - char *text = gtk_editable_get_chars( GTK_EDITABLE(m_text), 0, len ); - - if (text) + wxString result; + if ( IsMultiLine() ) { - 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]; + GtkTextIter line; + gtk_text_buffer_get_iter_at_line(m_buffer,&line,lineNo); + + GtkTextIter end = line; + // avoid skipping to the next line end if this one is empty + if ( !gtk_text_iter_ends_line(&line) ) + gtk_text_iter_forward_to_line_end(&end); - g_free( text ); - return buf; + wxGtkString text(gtk_text_buffer_get_text(m_buffer, &line, &end, true)); + result = wxGTK_CONV_BACK(text); } else - return wxEmptyString; - } - else - { - if (lineNo == 0) return GetValue(); - return wxEmptyString; - } + { + if (lineNo == 0) + result = GetValue(); + } + return result; } void wxTextCtrl::OnDropFiles( wxDropFilesEvent &WXUNUSED(event) ) @@ -637,89 +1126,82 @@ void wxTextCtrl::OnDropFiles( wxDropFilesEvent &WXUNUSED(event) ) bool wxTextCtrl::PositionToXY(long pos, long *x, long *y ) const { - if ( m_windowStyle & wxTE_MULTILINE ) + if ( IsMultiLine() ) { - wxString text = GetValue(); + GtkTextIter iter; - // cast to prevent warning. But pos really should've been unsigned. - if( (unsigned long)pos > text.Len() ) - return FALSE; + if (pos > GetLastPosition()) + return false; - *x=0; // First Col - *y=0; // First Line + gtk_text_buffer_get_iter_at_offset(m_buffer, &iter, pos); - 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)++; - } + if ( y ) + *y = gtk_text_iter_get_line(&iter); + if ( x ) + *x = gtk_text_iter_get_line_offset(&iter); } else // single line control { if ( pos <= GTK_ENTRY(m_text)->text_length ) { - *y = 0; - *x = pos; + if ( y ) + *y = 0; + if ( x ) + *x = pos; } 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; + if ( IsSingleLine() ) + 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; + + return gtk_text_iter_get_offset(&iter) + x; } int wxTextCtrl::GetLineLength(long lineNo) const { - wxString str = GetLineText (lineNo); - return (int) str.Length(); + if ( IsMultiLine() ) + { + int last_line = gtk_text_buffer_get_line_count( m_buffer ) - 1; + if (lineNo > last_line) + return -1; + + 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 + { + wxString str = GetLineText (lineNo); + return (int) str.length(); + } } int wxTextCtrl::GetNumberOfLines() const { - if (m_windowStyle & wxTE_MULTILINE) + if ( IsMultiLine() ) { - 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; - } + return gtk_text_buffer_get_line_count( m_buffer ); } - else + else // single line { return 1; } @@ -729,57 +1211,36 @@ void wxTextCtrl::SetInsertionPoint( long pos ) { wxCHECK_RET( m_text != NULL, wxT("invalid text ctrl") ); - if (m_windowStyle & wxTE_MULTILINE) + if ( IsMultiLine() ) { - /* seems to be broken in GTK 1.0.X: - gtk_text_set_point( GTK_TEXT(m_text), (int)pos ); */ - - gtk_signal_disconnect_by_func( GTK_OBJECT(m_text), - GTK_SIGNAL_FUNC(gtk_text_changed_callback), (gpointer)this); - - /* we fake a set_point by inserting and deleting. as the user - isn't supposed to get to know about thos non-sense, we - disconnect so that no events are sent to the user program. */ - - gint tmp = (gint)pos; - gtk_editable_insert_text( GTK_EDITABLE(m_text), " ", 1, &tmp ); - gtk_editable_delete_text( GTK_EDITABLE(m_text), tmp-1, tmp ); - - gtk_signal_connect( GTK_OBJECT(m_text), "changed", - GTK_SIGNAL_FUNC(gtk_text_changed_callback), (gpointer)this); - - /* bring editable's cursor uptodate. another bug in GTK. */ - - GTK_EDITABLE(m_text)->current_pos = gtk_text_get_point( GTK_TEXT(m_text) ); + GtkTextIter iter; + gtk_text_buffer_get_iter_at_offset( m_buffer, &iter, pos ); + gtk_text_buffer_place_cursor( m_buffer, &iter ); + GtkTextMark* mark = gtk_text_buffer_get_insert(m_buffer); + if (IsFrozen()) + // defer until Thaw, text view is not using m_buffer now + m_showPositionOnThaw = mark; + else + gtk_text_view_scroll_mark_onscreen(GTK_TEXT_VIEW(m_text), mark); } - else + else // single line { - gtk_entry_set_position( GTK_ENTRY(m_text), (int)pos ); - - /* bring editable's cursor uptodate. bug in GTK. */ - - GTK_EDITABLE(m_text)->current_pos = (guint32)pos; + wxTextEntry::SetInsertionPoint(pos); } } -void wxTextCtrl::SetInsertionPointEnd() -{ - wxCHECK_RET( m_text != NULL, wxT("invalid text ctrl") ); - - if (m_windowStyle & wxTE_MULTILINE) - SetInsertionPoint(gtk_text_get_length(GTK_TEXT(m_text))); - else - gtk_entry_set_position( GTK_ENTRY(m_text), -1 ); -} - void wxTextCtrl::SetEditable( bool editable ) { wxCHECK_RET( m_text != NULL, wxT("invalid text ctrl") ); - if (m_windowStyle & wxTE_MULTILINE) - gtk_text_set_editable( GTK_TEXT(m_text), editable ); - else - gtk_entry_set_editable( GTK_ENTRY(m_text), editable ); + if ( IsMultiLine() ) + { + gtk_text_view_set_editable( GTK_TEXT_VIEW(m_text), editable ); + } + else // single line + { + wxTextEntry::SetEditable(editable); + } } bool wxTextCtrl::Enable( bool enable ) @@ -787,26 +1248,19 @@ bool wxTextCtrl::Enable( bool enable ) if (!wxWindowBase::Enable(enable)) { // nothing to do - return FALSE; + return false; } - if (m_windowStyle & wxTE_MULTILINE) - { - gtk_text_set_editable( GTK_TEXT(m_text), enable ); - OnParentEnable(enable); - } - else - { - gtk_widget_set_sensitive( m_text, enable ); - } + gtk_widget_set_sensitive( m_text, enable ); + SetCursor(enable ? wxCursor(wxCURSOR_IBEAM) : wxCursor()); - return TRUE; + return true; } // wxGTK-specific: called recursively by Enable, -// to give widgets an oppprtunity to correct their colours after they +// to give widgets an opportunity to correct their colours after they // have been changed by Enable -void wxTextCtrl::OnParentEnable( bool enable ) +void wxTextCtrl::OnEnabled(bool WXUNUSED(enable)) { // If we have a custom background colour, we use this colour in both // disabled and enabled mode, or we end up with a different colour under the @@ -823,73 +1277,182 @@ void wxTextCtrl::OnParentEnable( bool enable ) } } +void wxTextCtrl::MarkDirty() +{ + m_modified = true; +} + void wxTextCtrl::DiscardEdits() { - m_modified = FALSE; + m_modified = false; +} + +// ---------------------------------------------------------------------------- +// event handling +// ---------------------------------------------------------------------------- + +void wxTextCtrl::EnableTextChangedEvents(bool enable) +{ + if ( enable ) + { + g_signal_handlers_unblock_by_func(GetTextObject(), + (gpointer)gtk_text_changed_callback, this); + } + else // disable events + { + g_signal_handlers_block_by_func(GetTextObject(), + (gpointer)gtk_text_changed_callback, this); + } +} + +bool wxTextCtrl::IgnoreTextUpdate() +{ + if ( m_countUpdatesToIgnore > 0 ) + { + m_countUpdatesToIgnore--; + + return true; + } + + return false; +} + +bool wxTextCtrl::MarkDirtyOnChange() +{ + if ( m_dontMarkDirty ) + { + m_dontMarkDirty = false; + + return false; + } + + return true; } void wxTextCtrl::SetSelection( long from, long to ) { wxCHECK_RET( m_text != NULL, wxT("invalid text ctrl") ); - if ( (m_windowStyle & wxTE_MULTILINE) && - !GTK_TEXT(m_text)->line_start_cache ) + if (from == -1 && to == -1) { - // tell the programmer that it didn't work - wxLogDebug(_T("Can't call SetSelection() before realizing the control")); - return; + from = 0; + to = GetValue().length(); + } + + if ( IsMultiLine() ) + { + 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_select_range( m_buffer, &fromi, &toi ); + } + else // single line + { + wxTextEntry::SetSelection(from, to); } +} - gtk_editable_select_region( GTK_EDITABLE(m_text), (gint)from, (gint)to ); +void wxTextCtrl::ShowPosition( long pos ) +{ + if (IsMultiLine()) + { + GtkTextIter iter; + gtk_text_buffer_get_iter_at_offset(m_buffer, &iter, int(pos)); + GtkTextMark* mark = gtk_text_buffer_get_mark(m_buffer, "ShowPosition"); + gtk_text_buffer_move_mark(m_buffer, mark, &iter); + if (IsFrozen()) + // defer until Thaw, text view is not using m_buffer now + m_showPositionOnThaw = mark; + else + gtk_text_view_scroll_mark_onscreen(GTK_TEXT_VIEW(m_text), mark); + } } -void wxTextCtrl::ShowPosition( long WXUNUSED(pos) ) +wxTextCtrlHitTestResult +wxTextCtrl::HitTest(const wxPoint& pt, long *pos) const { -// SetInsertionPoint( pos ); + 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") ); - return (long) GTK_EDITABLE(m_text)->current_pos; + if ( IsMultiLine() ) + { + // 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( m_buffer ); + GtkTextIter cursor; + gtk_text_buffer_get_iter_at_mark( m_buffer, &cursor, mark ); + + return gtk_text_iter_get_offset( &cursor ); + } + else + { + return wxTextEntry::GetInsertionPoint(); + } } -long wxTextCtrl::GetLastPosition() const +wxTextPos wxTextCtrl::GetLastPosition() const { wxCHECK_MSG( m_text != NULL, 0, wxT("invalid text ctrl") ); int pos = 0; - if (m_windowStyle & wxTE_MULTILINE) - pos = gtk_text_get_length( GTK_TEXT(m_text) ); - else - pos = GTK_ENTRY(m_text)->text_length; - return (long)pos; -} + if ( IsMultiLine() ) + { + GtkTextIter end; + gtk_text_buffer_get_end_iter( m_buffer, &end ); -void wxTextCtrl::Remove( long from, long to ) -{ - wxCHECK_RET( m_text != NULL, wxT("invalid text ctrl") ); + pos = gtk_text_iter_get_offset( &end ); + } + else // single line + { + pos = wxTextEntry::GetLastPosition(); + } - gtk_editable_delete_text( GTK_EDITABLE(m_text), (gint)from, (gint)to ); + return (long)pos; } -void wxTextCtrl::Replace( long from, long to, const wxString &value ) +void wxTextCtrl::Remove( long from, long to ) { wxCHECK_RET( m_text != NULL, wxT("invalid text ctrl") ); - gtk_editable_delete_text( GTK_EDITABLE(m_text), (gint)from, (gint)to ); + if ( IsMultiLine() ) + { + 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 ); - if (!value.IsEmpty()) + gtk_text_buffer_delete( m_buffer, &fromi, &toi ); + } + else // single line { - 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 + wxTextEntry::Remove(from, to); } } @@ -897,60 +1460,30 @@ void wxTextCtrl::Cut() { wxCHECK_RET( m_text != NULL, wxT("invalid text ctrl") ); -#if (GTK_MINOR_VERSION > 0) - gtk_editable_cut_clipboard( GTK_EDITABLE(m_text) ); -#else - gtk_editable_cut_clipboard( GTK_EDITABLE(m_text), 0 ); -#endif + if ( IsMultiLine() ) + g_signal_emit_by_name (m_text, "cut-clipboard"); + else + wxTextEntry::Cut(); } void wxTextCtrl::Copy() { wxCHECK_RET( m_text != NULL, wxT("invalid text ctrl") ); -#if (GTK_MINOR_VERSION > 0) - gtk_editable_copy_clipboard( GTK_EDITABLE(m_text) ); -#else - gtk_editable_copy_clipboard( GTK_EDITABLE(m_text), 0 ); -#endif + if ( IsMultiLine() ) + g_signal_emit_by_name (m_text, "copy-clipboard"); + else + wxTextEntry::Copy(); } void wxTextCtrl::Paste() { wxCHECK_RET( m_text != NULL, wxT("invalid text ctrl") ); -#if (GTK_MINOR_VERSION > 0) - gtk_editable_paste_clipboard( GTK_EDITABLE(m_text) ); -#else - gtk_editable_paste_clipboard( GTK_EDITABLE(m_text), 0 ); -#endif -} - -// Undo/redo -void wxTextCtrl::Undo() -{ - // TODO - wxFAIL_MSG( wxT("wxTextCtrl::Undo not implemented") ); -} - -void wxTextCtrl::Redo() -{ - // TODO - wxFAIL_MSG( wxT("wxTextCtrl::Redo not implemented") ); -} - -bool wxTextCtrl::CanUndo() const -{ - // TODO - wxFAIL_MSG( wxT("wxTextCtrl::CanUndo not implemented") ); - return FALSE; -} - -bool wxTextCtrl::CanRedo() const -{ - // TODO - wxFAIL_MSG( wxT("wxTextCtrl::CanRedo not implemented") ); - return FALSE; + if ( IsMultiLine() ) + g_signal_emit_by_name (m_text, "paste-clipboard"); + else + wxTextEntry::Paste(); } // If the return values from and to are the same, there is no @@ -959,25 +1492,33 @@ void wxTextCtrl::GetSelection(long* fromOut, long* toOut) const { wxCHECK_RET( m_text != NULL, wxT("invalid text ctrl") ); - long from, to; - if ( !(GTK_EDITABLE(m_text)->has_selection) ) + if ( !IsMultiLine() ) { - from = - to = GetInsertionPoint(); + wxTextEntry::GetSelection(fromOut, toOut); + return; } - else // got selection + + gint from, to; + + GtkTextIter ifrom, ito; + if ( gtk_text_buffer_get_selection_bounds(m_buffer, &ifrom, &ito) ) { - from = (long) GTK_EDITABLE(m_text)->selection_start_pos; - to = (long) GTK_EDITABLE(m_text)->selection_end_pos; + from = gtk_text_iter_get_offset(&ifrom); + to = gtk_text_iter_get_offset(&ito); if ( from > to ) { // exchange them to be compatible with wxMSW - long tmp = from; + gint tmp = from; from = to; to = tmp; } } + else // no selection + { + from = + to = GetInsertionPoint(); + } if ( fromOut ) *fromOut = from; @@ -985,11 +1526,19 @@ 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") ); - return GTK_EDITABLE(m_text)->editable; + if ( IsMultiLine() ) + { + return gtk_text_view_get_editable(GTK_TEXT_VIEW(m_text)); + } + else + { + return wxTextEntry::IsEditable(); + } } bool wxTextCtrl::IsModified() const @@ -997,34 +1546,19 @@ bool wxTextCtrl::IsModified() const return m_modified; } -void wxTextCtrl::Clear() -{ - SetValue( wxT("") ); -} - void wxTextCtrl::OnChar( wxKeyEvent &key_event ) { wxCHECK_RET( m_text != NULL, wxT("invalid text ctrl") ); - if ((key_event.KeyCode() == WXK_RETURN) && (m_windowStyle & wxPROCESS_ENTER)) - { - wxCommandEvent event(wxEVT_COMMAND_TEXT_ENTER, m_windowId); - event.SetEventObject(this); - event.SetString(GetValue()); - if (GetEventHandler()->ProcessEvent(event)) return; - } - - if ((key_event.KeyCode() == WXK_RETURN) && !(m_windowStyle & wxTE_MULTILINE)) + if ( key_event.GetKeyCode() == WXK_RETURN ) { - wxWindow *top_frame = m_parent; - while (top_frame->GetParent() && !(top_frame->IsTopLevel())) - top_frame = top_frame->GetParent(); - GtkWindow *window = GTK_WINDOW(top_frame->m_widget); - - if (window->default_widget) + if ( HasFlag(wxTE_PROCESS_ENTER) ) { - gtk_widget_activate (window->default_widget); - return; + wxCommandEvent event(wxEVT_COMMAND_TEXT_ENTER, m_windowId); + event.SetEventObject(this); + event.SetString(GetValue()); + if ( HandleWindowEvent(event) ) + return; } } @@ -1036,179 +1570,119 @@ GtkWidget* wxTextCtrl::GetConnectWidget() return GTK_WIDGET(m_text); } -bool wxTextCtrl::IsOwnGtkWindow( GdkWindow *window ) +GdkWindow *wxTextCtrl::GTKGetWindow(wxArrayGdkWindows& WXUNUSED(windows)) const { - if (m_windowStyle & wxTE_MULTILINE) - return (window == GTK_TEXT(m_text)->text_area); + if ( IsMultiLine() ) + { + return gtk_text_view_get_window(GTK_TEXT_VIEW(m_text), + GTK_TEXT_WINDOW_TEXT ); + } else - return (window == GTK_ENTRY(m_text)->text_area); + { + return GTK_ENTRY(m_text)->text_area; + } } // the font will change for subsequent text insertiongs bool wxTextCtrl::SetFont( const wxFont &font ) { - wxCHECK_MSG( m_text != NULL, FALSE, wxT("invalid text ctrl") ); + wxCHECK_MSG( m_text != NULL, false, wxT("invalid text ctrl") ); - if ( !wxWindowBase::SetFont(font) ) + if ( !wxTextCtrlBase::SetFont(font) ) { // font didn't change, nothing to do - return FALSE; + return false; } - if ( m_windowStyle & wxTE_MULTILINE ) + if ( IsMultiLine() ) { - 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( IsMultiLine(), _T("shouldn't be called for single line controls") ); wxString value = GetValue(); - if ( !value.IsEmpty() ) + if ( !value.empty() ) { + SetUpdateFont(false); + Clear(); AppendText(value); - - m_updateFont = FALSE; } } -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::GetSystemColour( 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) - { - GdkWindow *window = GTK_TEXT(m_text)->text_area; - if (!window) - return FALSE; - m_backgroundColour.CalcPixel( gdk_window_get_colormap( window ) ); - gdk_window_set_background( window, m_backgroundColour.GetColor() ); - gdk_window_clear( window ); - } + return false; // change active background color too m_defaultStyle.SetBackgroundColour( colour ); - return TRUE; + return true; } -bool wxTextCtrl::SetStyle( long start, long end, const wxTextAttr &style ) +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 ) + if ( IsMultiLine() ) { 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 - - GdkFont *font = style.HasFont() - ? style.GetFont().GetInternalFont() - : NULL; + 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 ); - GdkColor *colFg = style.HasTextColour() - ? style.GetTextColour().GetColor() - : NULL; + wxGtkTextApplyTagsFromAttr( m_widget, m_buffer, style, &starti, &endi ); - GdkColor *colBg = style.HasBackgroundColour() - ? style.GetBackgroundColour().GetColor() - : NULL; - - gtk_text_insert( GTK_TEXT(m_text), font, colFg, colBg, txt, txtlen ); - - /* does not seem to help under GTK+ 1.2 !!! - gtk_editable_set_position( GTK_EDITABLE(m_text), old_pos ); */ - SetInsertionPoint( old_pos ); - return TRUE; - } - else // singe line - { - // cannot do this for GTK+'s Entry widget - return FALSE; + return true; } + //else: single line text controls don't support styles + + 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)) @@ -1261,114 +1735,137 @@ void wxTextCtrl::OnUpdateRedo(wxUpdateUIEvent& event) event.Enable( CanRedo() ); } -void wxTextCtrl::OnInternalIdle() -{ - wxCursor cursor = m_cursor; - if (g_globalCursor.Ok()) cursor = g_globalCursor; - - if (cursor.Ok()) - { - GdkWindow *window = (GdkWindow*) NULL; - if (HasFlag(wxTE_MULTILINE)) - window = GTK_TEXT(m_text)->text_area; - else - window = GTK_ENTRY(m_text)->text_area; - - if (window) - gdk_window_set_cursor( window, cursor.GetCursor() ); - - if (!g_globalCursor.Ok()) - cursor = *wxSTANDARD_CURSOR; - - window = m_widget->window; - if ((window) && !(GTK_WIDGET_NO_WINDOW(m_widget))) - gdk_window_set_cursor( window, cursor.GetCursor() ); - } - - UpdateWindowUI(); -} - wxSize wxTextCtrl::DoGetBestSize() const { // FIXME should be different for multi-line controls... wxSize ret( wxControl::DoGetBestSize() ); - return wxSize(80, ret.y); + wxSize best(80, ret.y); + CacheBestSize(best); + return best; } // ---------------------------------------------------------------------------- // freeze/thaw // ---------------------------------------------------------------------------- -void wxTextCtrl::Freeze() +void wxTextCtrl::DoFreeze() { + wxCHECK_RET(m_text != NULL, wxT("invalid text ctrl")); + + wxWindow::DoFreeze(); + if ( HasFlag(wxTE_MULTILINE) ) { - gtk_text_freeze(GTK_TEXT(m_text)); + GTKFreezeWidget(m_text); + + // removing buffer dramatically speeds up insertion: + g_object_ref(m_buffer); + GtkTextBuffer* buf_new = gtk_text_buffer_new(NULL); + GtkTextMark* mark = GTK_TEXT_VIEW(m_text)->first_para_mark; + gtk_text_view_set_buffer(GTK_TEXT_VIEW(m_text), buf_new); + // gtk_text_view_set_buffer adds its own reference + g_object_unref(buf_new); + // This mark should be deleted when the buffer is changed, + // but it's not (in GTK+ up to at least 2.10.6). + // Otherwise these anonymous marks start to build up in the buffer, + // and Freeze takes longer and longer each time it is called. + if (GTK_IS_TEXT_MARK(mark) && !gtk_text_mark_get_deleted(mark)) + gtk_text_buffer_delete_mark(m_buffer, mark); } } -void wxTextCtrl::Thaw() +void wxTextCtrl::DoThaw() { if ( HasFlag(wxTE_MULTILINE) ) { - GTK_TEXT(m_text)->vadj->value = 0.0; + // reattach buffer: + gtk_text_view_set_buffer(GTK_TEXT_VIEW(m_text), m_buffer); + g_object_unref(m_buffer); + + if (m_showPositionOnThaw != NULL) + { + gtk_text_view_scroll_mark_onscreen( + GTK_TEXT_VIEW(m_text), m_showPositionOnThaw); + m_showPositionOnThaw = NULL; + } - gtk_text_thaw(GTK_TEXT(m_text)); + // and thaw the window + GTKThawWidget(m_text); } + + wxWindow::DoThaw(); } // ---------------------------------------------------------------------------- -// scrolling +// wxTextUrlEvent passing if style & wxTE_AUTO_URL // ---------------------------------------------------------------------------- -GtkAdjustment *wxTextCtrl::GetVAdj() const -{ - return HasFlag(wxTE_MULTILINE) ? GTK_TEXT(m_text)->vadj : NULL; -} - -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) { - float value = adj->value + diff; + event.Skip(); + if( !HasFlag(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); - 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); + + 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(!HandleWindowEvent(url_event)); + HandleWindowEvent(url_event); } -bool wxTextCtrl::ScrollLines(int lines) +bool wxTextCtrl::GTKProcessEvent(wxEvent& event) const { - GtkAdjustment *adj = GetVAdj(); - if ( !adj ) - return FALSE; + bool rc = wxTextCtrlBase::GTKProcessEvent(event); - // 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); + // GtkTextView starts a drag operation when left mouse button is pressed + // and ends it when it is released and if it doesn't get the release event + // the next click on a control results in an assertion failure inside + // gtk_text_view_start_selection_drag() which simply *kills* the program + // without anything we can do about it, so always let GTK+ have this event + return rc && (IsSingleLine() || event.GetEventType() != wxEVT_LEFT_UP); } -bool wxTextCtrl::ScrollPages(int pages) +// static +wxVisualAttributes +wxTextCtrl::GetClassDefaultAttributes(wxWindowVariant WXUNUSED(variant)) { - GtkAdjustment *adj = GetVAdj(); - if ( !adj ) - return FALSE; - - return DoScroll(adj, (int)ceil(pages*adj->page_increment)); + return GetDefaultAttributesFromGTKWidget(gtk_entry_new, true); } +#endif // wxUSE_TEXTCTRL