/////////////////////////////////////////////////////////////////////////////
-// 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/settings.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 <sys/types.h>
#include <sys/stat.h>
#include <ctype.h>
-#include "gdk/gdkkeysyms.h"
+#include "wx/gtk/private.h"
+
+// ----------------------------------------------------------------------------
+// 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 "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 "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 == '/';
+}
+}
+
+//-----------------------------------------------------------------------------
+// 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);
+
+ 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);
+ }
+}
+}
+
+extern "C" {
+static void
+au_check_range(GtkTextIter *s,
+ GtkTextIter *range_end)
+{
+ GtkTextIter range_start = *s;
+ GtkTextIter word_end;
+ GtkTextBuffer *buffer = gtk_text_iter_get_buffer(s);
+ GtkTextTag *tag = gtk_text_tag_table_lookup(gtk_text_buffer_get_tag_table(buffer), "wxUrl");
+
+ gtk_text_buffer_remove_tag(buffer, tag, s, range_end);
+
+ if(g_unichar_isspace(gtk_text_iter_get_char(&range_start)))
+ gtk_text_iter_forward_find_char(&range_start, pred_non_whitespace, NULL, range_end);
+
+ while(!gtk_text_iter_equal(&range_start, range_end))
+ {
+ word_end = range_start;
+ gtk_text_iter_forward_find_char(&word_end, pred_whitespace, NULL, range_end);
+
+ // Now we should have a word delimited by range_start and word_end, correct link tags
+ au_check_word(&range_start, &word_end);
+
+ range_start = word_end;
+ gtk_text_iter_forward_find_char(&range_start, pred_non_whitespace, NULL, range_end);
+ }
+}
+}
+
+//-----------------------------------------------------------------------------
+// "insert-text" for GtkTextBuffer
+//-----------------------------------------------------------------------------
+
+extern "C" {
+static void
+au_insert_text_callback(GtkTextBuffer * WXUNUSED(buffer),
+ GtkTextIter *end,
+ gchar *text,
+ gint len,
+ wxTextCtrl *win)
+{
+ if (!len || !(win->GetWindowStyleFlag() & wxTE_AUTO_URL) )
+ return;
+
+ GtkTextIter start = *end;
+ gtk_text_iter_backward_chars(&start, g_utf8_strlen(text, len));
+
+ GtkTextIter line_start = start;
+ GtkTextIter line_end = *end;
+ GtkTextIter words_start = start;
+ GtkTextIter words_end = *end;
+
+ gtk_text_iter_set_line(&line_start, gtk_text_iter_get_line(&start));
+ gtk_text_iter_forward_to_line_end(&line_end);
+ gtk_text_iter_backward_find_char(&words_start, pred_whitespace, NULL, &line_start);
+ gtk_text_iter_forward_find_char(&words_end, pred_whitespace, NULL, &line_end);
+
+ au_check_range(&words_start, &words_end);
+}
+}
+
+//-----------------------------------------------------------------------------
+// "delete-range" for GtkTextBuffer
+//-----------------------------------------------------------------------------
+
+extern "C" {
+static void
+au_delete_range_callback(GtkTextBuffer * WXUNUSED(buffer),
+ GtkTextIter *start,
+ GtkTextIter *end,
+ wxTextCtrl *win)
+{
+ if( !(win->GetWindowStyleFlag() & wxTE_AUTO_URL) )
+ return;
+
+ GtkTextIter line_start = *start, line_end = *end;
+
+ gtk_text_iter_set_line(&line_start, gtk_text_iter_get_line(start));
+ gtk_text_iter_forward_to_line_end(&line_end);
+ gtk_text_iter_backward_find_char(start, pred_whitespace, NULL, &line_start);
+ gtk_text_iter_forward_find_char(end, pred_whitespace, NULL, &line_end);
+
+ au_check_range(start, end);
+}
+}
+
//-----------------------------------------------------------------------------
// "changed"
//-----------------------------------------------------------------------------
-static void
-gtk_text_changed_callback( GtkWidget *WXUNUSED(widget), wxTextCtrl *win )
+extern "C" {
+static void
+gtk_text_changed_callback( GtkWidget * WXUNUSED(widget), wxTextCtrl *win )
{
- win->SetModified();
-
- win->CalculateScrollbar();
+ if ( win->IgnoreTextUpdate() )
+ return;
+
+ if (!win->m_hasVMT) return;
+
+ if ( win->MarkDirtyOnChange() )
+ win->MarkDirty();
- wxCommandEvent event( wxEVT_COMMAND_TEXT_UPDATED, win->m_windowId );
- wxString val( win->GetValue() );
- if (!val.IsNull()) event.m_commandString = WXSTRINGCAST val;
+ win->SendTextUpdatedEvent();
+}
+}
+
+//-----------------------------------------------------------------------------
+// clipboard events: "copy-clipboard", "cut-clipboard", "paste-clipboard"
+//-----------------------------------------------------------------------------
+
+// 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 );
- win->GetEventHandler()->ProcessEvent( event );
+ if ( win->HandleWindowEvent( event ) )
+ {
+ // 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);
+ }
+}
+
+extern "C" {
+static void
+gtk_copy_clipboard_callback( GtkWidget *widget, wxTextCtrl *win )
+{
+ handle_text_clipboard_callback(
+ widget, win, wxEVT_COMMAND_TEXT_COPY, "copy-clipboard" );
+}
+
+static void
+gtk_cut_clipboard_callback( GtkWidget *widget, wxTextCtrl *win )
+{
+ handle_text_clipboard_callback(
+ widget, win, wxEVT_COMMAND_TEXT_CUT, "cut-clipboard" );
+}
+
+static void
+gtk_paste_clipboard_callback( GtkWidget *widget, wxTextCtrl *win )
+{
+ handle_text_clipboard_callback(
+ widget, win, wxEVT_COMMAND_TEXT_PASTE, "paste-clipboard" );
+}
}
//-----------------------------------------------------------------------------
-// "size_allocate"
+// "expose_event" from scrolled window and textview
//-----------------------------------------------------------------------------
-static void
-gtk_text_size_callback( GtkWidget *WXUNUSED(widget), GtkAllocation* WXUNUSED(alloc), wxTextCtrl *win )
+extern "C" {
+static gboolean
+gtk_text_exposed_callback( GtkWidget * WXUNUSED(widget),
+ GdkEventExpose * WXUNUSED(event),
+ wxTextCtrl * WXUNUSED(win) )
{
- win->CalculateScrollbar();
+ return TRUE;
}
+}
+
//-----------------------------------------------------------------------------
// 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)
+ EVT_MENU(wxID_COPY, wxTextCtrl::OnCopy)
+ EVT_MENU(wxID_PASTE, wxTextCtrl::OnPaste)
+ EVT_MENU(wxID_UNDO, wxTextCtrl::OnUndo)
+ EVT_MENU(wxID_REDO, wxTextCtrl::OnRedo)
+
+ EVT_UPDATE_UI(wxID_CUT, wxTextCtrl::OnUpdateCut)
+ EVT_UPDATE_UI(wxID_COPY, wxTextCtrl::OnUpdateCopy)
+ EVT_UPDATE_UI(wxID_PASTE, wxTextCtrl::OnUpdatePaste)
+ EVT_UPDATE_UI(wxID_UNDO, wxTextCtrl::OnUpdateUndo)
+ EVT_UPDATE_UI(wxID_REDO, wxTextCtrl::OnUpdateRedo)
+
+ // 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()
-wxTextCtrl::wxTextCtrl() : streambuf()
+void wxTextCtrl::Init()
{
- if (allocate()) setp(base(),ebuf());
+ m_dontMarkDirty =
+ m_modified = false;
+
+ m_countUpdatesToIgnore = 0;
- m_modified = FALSE;
+ 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, wxWindowID id, const wxString &value,
- const wxPoint &pos, const wxSize &size,
- int style, const wxValidator& validator, const wxString &name ) : streambuf()
+wxTextCtrl::wxTextCtrl( wxWindow *parent,
+ wxWindowID id,
+ const wxString &value,
+ const wxPoint &pos,
+ const wxSize &size,
+ long style,
+ const wxValidator& validator,
+ const wxString &name )
{
- if (allocate()) setp(base(),ebuf());
+ Init();
- m_modified = FALSE;
Create( parent, id, value, pos, size, style, validator, name );
}
-bool wxTextCtrl::Create( wxWindow *parent, wxWindowID id, const wxString &value,
- const wxPoint &pos, const wxSize &size,
- int style, const wxValidator& validator, const wxString &name )
+bool wxTextCtrl::Create( wxWindow *parent,
+ wxWindowID id,
+ const wxString &value,
+ const wxPoint &pos,
+ const wxSize &size,
+ long style,
+ const wxValidator& validator,
+ const wxString &name )
{
- m_needParent = TRUE;
- m_acceptsFocus = TRUE;
+ if (!PreCreation( parent, pos, size ) ||
+ !CreateBase( parent, id, pos, size, style, validator, name ))
+ {
+ wxFAIL_MSG( wxT("wxTextCtrl creation failed") );
+ return false;
+ }
- PreCreation( parent, id, pos, size, style, name );
+ bool multi_line = (style & wxTE_MULTILINE) != 0;
- SetValidator( validator );
-
- m_vScrollbarVisible = TRUE;
+ if (multi_line)
+ {
+ // Create view
+ m_text = gtk_text_view_new();
- bool multi_line = (style & wxTE_MULTILINE) != 0;
- if ( multi_line )
- {
- // a multi-line edit control: create a vertical scrollbar by default and
- // horizontal if requested
- bool bHasHScrollbar = (style & wxHSCROLL) != 0;
-
- // create our control...
- m_text = gtk_text_new( (GtkAdjustment *) NULL, (GtkAdjustment *) NULL );
-
- // ... and put into the upper left hand corner of the table
- m_widget = gtk_table_new(bHasHScrollbar ? 2 : 1, 2, FALSE);
- gtk_table_attach( GTK_TABLE(m_widget), m_text, 0, 1, 0, 1,
- (GtkAttachOptions)(GTK_FILL | GTK_EXPAND | GTK_SHRINK),
- (GtkAttachOptions)(GTK_FILL | GTK_EXPAND | GTK_SHRINK),
- 0, 0);
-
- // put the horizontal scrollbar in the lower left hand corner
- if (bHasHScrollbar)
- {
- GtkWidget *hscrollbar = gtk_hscrollbar_new(GTK_TEXT(m_text)->hadj);
- gtk_table_attach(GTK_TABLE(m_widget), hscrollbar, 0, 1, 1, 2,
- (GtkAttachOptions)(GTK_EXPAND | GTK_FILL),
- GTK_FILL,
- 0, 0);
- gtk_widget_show(hscrollbar);
- }
+ m_buffer = gtk_text_view_get_buffer( GTK_TEXT_VIEW(m_text) );
+
+ // create "ShowPosition" marker
+ GtkTextIter iter;
+ gtk_text_buffer_get_start_iter(m_buffer, &iter);
+ gtk_text_buffer_create_mark(m_buffer, "ShowPosition", &iter, 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;
+
+ // 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_table_attach(GTK_TABLE(m_widget), m_vScrollbar, 1, 2, 0, 1,
- GTK_FILL,
- (GtkAttachOptions)(GTK_EXPAND | GTK_FILL | GTK_SHRINK),
- 0, 0);
- gtk_widget_show( m_vScrollbar );
-
- gtk_signal_connect( GTK_OBJECT(m_widget), "size_allocate",
- GTK_SIGNAL_FUNC(gtk_text_size_callback), (gpointer)this );
+ 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
m_widget =
- m_text = gtk_entry_new();
- }
+ m_text = gtk_entry_new();
- wxSize newSize = size;
- if (newSize.x == -1) newSize.x = 80;
- if (newSize.y == -1) newSize.y = 26;
- SetSize( newSize.x, newSize.y );
+ if (style & wxNO_BORDER)
+ g_object_set (m_text, "has-frame", FALSE, NULL);
+
+ }
- m_parent->AddChild( this );
+ m_parent->DoAddChild( this );
- (m_parent->m_insertCallback)( m_parent, this );
+ m_focusWidget = m_text;
- PostCreation();
+ PostCreation(size);
if (multi_line)
{
- gtk_widget_realize(m_text);
gtk_widget_show(m_text);
}
- // we want to be notified about text changes
- gtk_signal_connect( GTK_OBJECT(m_text), "changed",
- GTK_SIGNAL_FUNC(gtk_text_changed_callback), (gpointer)this);
-
- if (!value.IsNull())
+ // We want to be notified about text changes.
+ if (multi_line)
{
- gint tmp = 0;
- gtk_editable_insert_text( GTK_EDITABLE(m_text), value, value.Length(), &tmp );
- SetInsertionPointEnd();
+ g_signal_connect (m_buffer, "changed",
+ G_CALLBACK (gtk_text_changed_callback), this);
}
-
- if (style & wxTE_PASSWORD)
+ else
{
- if (!multi_line)
- gtk_entry_set_visibility( GTK_ENTRY(m_text), FALSE );
+ g_signal_connect (m_text, "changed",
+ G_CALLBACK (gtk_text_changed_callback), this);
}
- if (style & wxTE_READONLY)
- {
- if (!multi_line)
- gtk_entry_set_editable( GTK_ENTRY(m_text), FALSE );
- }
- else
+ if (!value.empty())
{
- if (multi_line)
- gtk_text_set_editable( GTK_TEXT(m_text), 1 );
+ SetValue( value );
}
-
- Show( TRUE );
-
- SetBackgroundColour( parent->GetBackgroundColour() );
- SetForegroundColour( parent->GetForegroundColour() );
- return TRUE;
-}
+ if (style & wxTE_PASSWORD)
+ GTKSetVisibility();
-void wxTextCtrl::CalculateScrollbar()
-{
- if ((m_windowStyle & wxTE_MULTILINE) == 0) return;
+ if (style & wxTE_READONLY)
+ GTKSetEditable();
+
+ // left justification (alignment) is the default anyhow
+ if ( style & (wxTE_RIGHT | wxTE_CENTRE) )
+ GTKSetJustification();
- GtkAdjustment *adj = GTK_TEXT(m_text)->vadj;
-
- if (adj->upper - adj->page_size < 0.8)
+ if (multi_line)
{
- if (m_vScrollbarVisible)
+ // Handle URLs on multi-line controls with wxTE_AUTO_URL style
+ if (style & wxTE_AUTO_URL)
{
- gtk_widget_hide( m_vScrollbar );
-
- m_vScrollbarVisible = FALSE;
+ 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 (!m_vScrollbarVisible)
- {
- gtk_widget_show( m_vScrollbar );
-
- m_vScrollbarVisible = TRUE;
- }
+ // do the right thing with Enter presses depending on whether we have
+ // wxTE_PROCESS_ENTER or not
+ GTKSetActivatesDefault();
}
+
+
+ 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 );
+
+ return true;
}
-wxString wxTextCtrl::GetValue() const
+GtkEditable *wxTextCtrl::GetEditable() const
{
- wxCHECK_MSG( m_text != NULL, "", "invalid text ctrl" );
+ wxCHECK_MSG( IsSingleLine(), NULL, "shouldn't be called for multiline" );
- wxString tmp;
- if (m_windowStyle & wxTE_MULTILINE)
- {
- gint len = gtk_text_get_length( GTK_TEXT(m_text) );
- char *text = gtk_editable_get_chars( GTK_EDITABLE(m_text), 0, len );
- tmp = text;
- g_free( text );
- }
+ return GTK_EDITABLE(m_text);
+}
+
+// ----------------------------------------------------------------------------
+// flags handling
+// ----------------------------------------------------------------------------
+
+void wxTextCtrl::GTKSetEditable()
+{
+ gboolean editable = !HasFlag(wxTE_READONLY);
+ if ( IsSingleLine() )
+ gtk_editable_set_editable(GTK_EDITABLE(m_text), editable);
else
- {
- tmp = gtk_entry_get_text( GTK_ENTRY(m_text) );
- }
- return tmp;
+ gtk_text_view_set_editable(GTK_TEXT_VIEW(m_text), editable);
+}
+
+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::GTKSetActivatesDefault()
+{
+ wxCHECK_RET( IsSingleLine(),
+ "wxTE_PROCESS_ENTER is for single line text controls only" );
+
+ gtk_entry_set_activates_default(GTK_ENTRY(m_text),
+ !HasFlag(wxTE_PROCESS_ENTER));
}
-void wxTextCtrl::SetValue( const wxString &value )
+void wxTextCtrl::GTKSetWrapMode()
{
- wxCHECK_RET( m_text != NULL, "invalid text ctrl" );
+ // 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 );
+}
- wxString tmp = "";
- if (!value.IsNull()) tmp = value;
- if (m_windowStyle & wxTE_MULTILINE)
+void wxTextCtrl::GTKSetJustification()
+{
+ if ( IsMultiLine() )
{
- gint len = gtk_text_get_length( GTK_TEXT(m_text) );
- gtk_editable_delete_text( GTK_EDITABLE(m_text), 0, len );
- len = 0;
- gtk_editable_insert_text( GTK_EDITABLE(m_text), tmp, tmp.Length(), &len );
+ 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
{
- gtk_entry_set_text( GTK_ENTRY(m_text), tmp );
+ 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::WriteText( const wxString &text )
+void wxTextCtrl::SetWindowStyleFlag(long style)
{
- wxCHECK_RET( m_text != NULL, "invalid text ctrl" );
+ 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();
- if (text.IsNull()) return;
+ static const long flagsWrap = wxTE_WORDWRAP | wxTE_CHARWRAP | wxTE_DONTWRAP;
+ if ( (style & flagsWrap) != (styleOld & flagsWrap) )
+ GTKSetWrapMode();
- if (m_windowStyle & wxTE_MULTILINE)
+ 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, wxEmptyString, wxT("invalid text ctrl") );
+
+ if ( IsMultiLine() )
{
- gint len = gtk_text_get_length( GTK_TEXT(m_text) );
- gtk_editable_insert_text( GTK_EDITABLE(m_text), text, text.Length(), &len );
+ 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
{
- gtk_entry_append_text( GTK_ENTRY(m_text), text );
+ return wxTextEntry::GetValue();
}
}
-bool wxTextCtrl::LoadFile( const wxString &file )
+wxFontEncoding wxTextCtrl::GetTextEncoding() const
+{
+ // GTK+ uses UTF-8 internally, we need to convert to it but from which
+ // encoding?
+
+ // 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;
+
+ // fall back to the controls font if no style
+ if ( enc == wxFONTENCODING_SYSTEM && m_hasFont )
+ enc = GetFont().GetEncoding();
+
+ return enc;
+}
+
+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_MSG( m_text != NULL, FALSE, "invalid text ctrl" );
+ wxCHECK_RET( m_text != NULL, wxT("invalid text ctrl") );
+
+ m_modified = false;
- if (!wxFileExists(file)) return FALSE;
+ if ( !IsMultiLine() )
+ {
+ wxTextEntry::DoSetValue(value, flags);
+ return;
+ }
- Clear();
+ wxFontEncoding enc = m_defaultStyle.HasFont()
+ ? m_defaultStyle.GetFont().GetEncoding()
+ : wxFONTENCODING_SYSTEM;
+ if ( enc == wxFONTENCODING_SYSTEM )
+ enc = GetTextEncoding();
- FILE *fp = NULL;
- struct stat statb;
+ 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;
+ }
- if ((stat ((char*) (const char*) file, &statb) == -1) || (statb.st_mode & S_IFMT) != S_IFREG ||
- !(fp = fopen ((char*) (const char*) file, "r")))
- {
- return FALSE;
- }
- else
- {
- gint len = statb.st_size;
- char *text;
- if (!(text = (char*)malloc ((unsigned) (len + 1))))
+ if ( !(flags & SetValue_SendEvent) )
{
- fclose (fp);
- return FALSE;
+ EnableTextChangedEvents(false);
}
- if (fread (text, sizeof (char), len, fp) != (size_t) len)
- {
- }
- fclose (fp);
- text[len] = 0;
+ gtk_text_buffer_set_text( m_buffer, buffer, strlen(buffer) );
- if (m_windowStyle & wxTE_MULTILINE)
+ if ( !m_defaultStyle.IsDefault() )
{
- gint pos = 0;
- gtk_editable_insert_text( GTK_EDITABLE(m_text), text, len, &pos );
+ GtkTextIter start, end;
+ gtk_text_buffer_get_bounds( m_buffer, &start, &end );
+ wxGtkTextApplyTagsFromAttr(m_widget, m_buffer, m_defaultStyle,
+ &start, &end);
}
- else
+
+ if ( !(flags & SetValue_SendEvent) )
{
- gtk_entry_set_text( GTK_ENTRY(m_text), text );
+ EnableTextChangedEvents(true);
}
- free (text);
- m_modified = FALSE;
- return TRUE;
- }
- return FALSE;
+ // This was added after discussion on the list
+ SetInsertionPoint(0);
}
-bool wxTextCtrl::SaveFile( const wxString &file )
+void wxTextCtrl::WriteText( const wxString &text )
{
- wxCHECK_MSG( m_text != NULL, FALSE, "invalid text ctrl" );
+ wxCHECK_RET( m_text != NULL, wxT("invalid text ctrl") );
- if (file == "") return FALSE;
+ // we're changing the text programmatically
+ DontMarkDirtyOnNextChange();
- FILE *fp;
-
- if (!(fp = fopen ((char*) (const char*) file, "w")))
+ if ( !IsMultiLine() )
{
- return FALSE;
+ wxTextEntry::WriteText(text);
+ return;
}
- else
- {
- char *text = NULL;
- gint len = 0;
- if (m_windowStyle & wxTE_MULTILINE)
- {
- len = gtk_text_get_length( GTK_TEXT(m_text) );
- text = gtk_editable_get_chars( GTK_EDITABLE(m_text), 0, len );
- }
- else
- {
- text = gtk_entry_get_text( GTK_ENTRY(m_text) );
- }
+ // check if we have a specific style for the current position
+ wxFontEncoding enc = wxFONTENCODING_SYSTEM;
+ wxTextAttr style;
+ if ( GetStyle(GetInsertionPoint(), style) && style.HasFontEncoding() )
+ {
+ enc = style.GetFontEncoding();
+ }
- if (fwrite (text, sizeof (char), len, fp) != (size_t) len)
- {
- // Did not write whole file
- }
+ if ( enc == wxFONTENCODING_SYSTEM )
+ enc = GetTextEncoding();
- // Make sure newline terminates the file
- if (text[len - 1] != '\n')
- fputc ('\n', fp);
+ 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;
+ }
- fclose (fp);
+ // 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);
- if (m_windowStyle & wxTE_MULTILINE) g_free( text );
+ // Insert the text
+ wxGtkTextInsert( m_text, m_buffer, m_defaultStyle, buffer );
- m_modified = FALSE;
- return TRUE;
+ 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_text_view_scroll_to_mark( GTK_TEXT_VIEW(m_text),
+ gtk_text_buffer_get_insert( m_buffer ), 0.0, FALSE, 0.0, 1.0 );
}
-
- return TRUE;
}
wxString wxTextCtrl::GetLineText( long lineNo ) const
{
- if (m_windowStyle & wxTE_MULTILINE)
- {
- gint len = gtk_text_get_length( GTK_TEXT(m_text) );
- char *text = gtk_editable_get_chars( GTK_EDITABLE(m_text), 0, len );
-
- if (text)
+ wxString result;
+ if ( IsMultiLine() )
{
- wxString buf("");
- 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) )
{
- wxFAIL_MSG( "wxTextCtrl::OnDropFiles not implemented" );
+ /* If you implement this, don't forget to update the documentation!
+ * (file docs/latex/wx/text.tex) */
+ wxFAIL_MSG( wxT("wxTextCtrl::OnDropFiles not implemented") );
}
-long wxTextCtrl::PositionToXY(long pos, long *x, long *y ) const
+bool wxTextCtrl::PositionToXY(long pos, long *x, long *y ) const
{
- if (!(m_windowStyle & wxTE_MULTILINE))
- return 0;
- gint len = gtk_text_get_length( GTK_TEXT(m_text) );
- char *text = gtk_editable_get_chars( GTK_EDITABLE(m_text), 0, len );
- if(!text)
- return 0;
- if( pos >= len)
- return pos=len-1;
+ if ( IsMultiLine() )
+ {
+ GtkTextIter iter;
+
+ if (pos > GetLastPosition())
+ return false;
- *x=1; // Col 1
- *y=1; // Line 1
- for (int i = 0; i < pos; i++ )
+ gtk_text_buffer_get_iter_at_offset(m_buffer, &iter, pos);
+
+ if ( y )
+ *y = gtk_text_iter_get_line(&iter);
+ if ( x )
+ *x = gtk_text_iter_get_line_offset(&iter);
+ }
+ else // single line control
{
- if (text[i] == '\n')
- {
- (*y)++;
- *x=1;
- }
- else
- (*x)++;
+ if ( pos <= GTK_ENTRY(m_text)->text_length )
+ {
+ if ( y )
+ *y = 0;
+ if ( x )
+ *x = pos;
+ }
+ else
+ {
+ // index out of bounds
+ return false;
+ }
}
- g_free( text );
- return 1;
+
+ return true;
}
long wxTextCtrl::XYToPosition(long x, long y ) const
{
- if (!(m_windowStyle & wxTE_MULTILINE)) return 0;
-
- long pos=0;
+ if ( IsSingleLine() )
+ return 0;
+
+ GtkTextIter iter;
+ if (y >= gtk_text_buffer_get_line_count (m_buffer))
+ return -1;
+
+ gtk_text_buffer_get_iter_at_line(m_buffer, &iter, y);
+ if (x >= gtk_text_iter_get_chars_in_line (&iter))
+ return -1;
- for( int i=1; i<y; i++ ) pos += GetLineLength(i);
-
- pos +=x-1; // Pos start with 0
- return pos;
+ 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() )
+ {
+ return gtk_text_buffer_get_line_count( m_buffer );
+ }
+ else // single line
{
- gint len = gtk_text_get_length( GTK_TEXT(m_text) );
- char *text = gtk_editable_get_chars( GTK_EDITABLE(m_text), 0, len );
+ return 1;
+ }
+}
- if (text)
- {
- int currentLine = 0;
- for (int i = 0; i < len; i++ )
- {
- if (text[i] == '\n')
- currentLine++;
- }
- g_free( text );
- return currentLine;
- }
+void wxTextCtrl::SetInsertionPoint( long pos )
+{
+ wxCHECK_RET( m_text != NULL, wxT("invalid text ctrl") );
+
+ if ( IsMultiLine() )
+ {
+ 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
- {
- return 0;
- }
+ gtk_text_view_scroll_mark_onscreen(GTK_TEXT_VIEW(m_text), mark);
}
- else
+ else // single line
{
- return 1;
+ wxTextEntry::SetInsertionPoint(pos);
}
}
-void wxTextCtrl::SetInsertionPoint( long pos )
+void wxTextCtrl::SetEditable( bool editable )
{
- wxCHECK_RET( m_text != NULL, "invalid text ctrl" );
+ wxCHECK_RET( m_text != NULL, wxT("invalid text ctrl") );
- int tmp = (int) pos;
- if (m_windowStyle & wxTE_MULTILINE)
- gtk_text_set_point( GTK_TEXT(m_text), tmp );
- else
- gtk_entry_set_position( GTK_ENTRY(m_text), tmp );
+ if ( IsMultiLine() )
+ {
+ gtk_text_view_set_editable( GTK_TEXT_VIEW(m_text), editable );
+ }
+ else // single line
+ {
+ wxTextEntry::SetEditable(editable);
+ }
}
-void wxTextCtrl::SetInsertionPointEnd()
+bool wxTextCtrl::Enable( bool enable )
{
- wxCHECK_RET( m_text != NULL, "invalid text ctrl" );
+ if (!wxWindowBase::Enable(enable))
+ {
+ // nothing to do
+ return false;
+ }
- int pos = 0;
- if (m_windowStyle & wxTE_MULTILINE)
- pos = gtk_text_get_length( GTK_TEXT(m_text) );
- else
- pos = GTK_ENTRY(m_text)->text_length;
-
- SetInsertionPoint((pos-1)>0 ? (pos-1):0);
+ gtk_widget_set_sensitive( m_text, enable );
+
+ return true;
}
-void wxTextCtrl::SetEditable( bool editable )
+// wxGTK-specific: called recursively by Enable,
+// to give widgets an opportunity to correct their colours after they
+// have been changed by 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
+ // text.
+ wxColour oldColour = GetBackgroundColour();
+ if (oldColour.Ok())
+ {
+ // Need to set twice or it'll optimize the useful stuff out
+ if (oldColour == * wxWHITE)
+ SetBackgroundColour(*wxBLACK);
+ else
+ SetBackgroundColour(*wxWHITE);
+ SetBackgroundColour(oldColour);
+ }
+}
+
+void wxTextCtrl::MarkDirty()
{
- wxCHECK_RET( m_text != NULL, "invalid text ctrl" );
+ m_modified = true;
+}
- if (m_windowStyle & wxTE_MULTILINE)
- gtk_text_set_editable( GTK_TEXT(m_text), editable );
- else
- gtk_entry_set_editable( GTK_ENTRY(m_text), editable );
+void wxTextCtrl::DiscardEdits()
+{
+ 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, "invalid text ctrl" );
+ wxCHECK_RET( m_text != NULL, wxT("invalid text ctrl") );
+
+ if (from == -1 && to == -1)
+ {
+ from = 0;
+ to = GetValue().length();
+ }
- gtk_editable_select_region( 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 );
+
+ gtk_text_buffer_place_cursor( m_buffer, &toi );
+ gtk_text_buffer_move_mark_by_name( m_buffer, "selection_bound", &fromi );
+ }
+ else // single line
+ {
+ wxTextEntry::SetSelection(from, to);
+ }
}
-void wxTextCtrl::ShowPosition( long WXUNUSED(pos) )
+void wxTextCtrl::ShowPosition( long pos )
{
- wxFAIL_MSG( "wxTextCtrl::ShowPosition not implemented" );
+ 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);
+ }
}
-long wxTextCtrl::GetInsertionPoint() const
+wxTextCtrlHitTestResult
+wxTextCtrl::HitTest(const wxPoint& pt, long *pos) const
{
- wxCHECK_MSG( m_text != NULL, 0, "invalid text ctrl" );
+ if ( !IsMultiLine() )
+ {
+ // not supported
+ return wxTE_HT_UNKNOWN;
+ }
- return (long) GTK_EDITABLE(m_text)->current_pos;
+ 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::GetLastPosition() const
+long wxTextCtrl::GetInsertionPoint() const
{
- wxCHECK_MSG( m_text != NULL, 0, "invalid text ctrl" );
+ 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) );
+ 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
- pos = GTK_ENTRY(m_text)->text_length;
-
- return (long)pos-1;
+ {
+ return wxTextEntry::GetInsertionPoint();
+ }
}
-void wxTextCtrl::Remove( long from, long to )
+wxTextPos wxTextCtrl::GetLastPosition() const
{
- wxCHECK_RET( m_text != NULL, "invalid text ctrl" );
+ wxCHECK_MSG( m_text != NULL, 0, wxT("invalid text ctrl") );
- gtk_editable_delete_text( GTK_EDITABLE(m_text), (gint)from, (gint)to );
+ int pos = 0;
+
+ if ( IsMultiLine() )
+ {
+ GtkTextIter end;
+ gtk_text_buffer_get_end_iter( m_buffer, &end );
+
+ pos = gtk_text_iter_get_offset( &end );
+ }
+ else // single line
+ {
+ pos = wxTextEntry::GetLastPosition();
+ }
+
+ 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, "invalid text ctrl" );
+ wxCHECK_RET( m_text != NULL, wxT("invalid text ctrl") );
+
+ 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_editable_delete_text( GTK_EDITABLE(m_text), (gint)from, (gint)to );
- if (value.IsNull()) return;
- gint pos = (gint)from;
- gtk_editable_insert_text( GTK_EDITABLE(m_text), value, value.Length(), &pos );
+ gtk_text_buffer_delete( m_buffer, &fromi, &toi );
+ }
+ else // single line
+ {
+ wxTextEntry::Remove(from, to);
+ }
}
void wxTextCtrl::Cut()
{
- wxCHECK_RET( m_text != NULL, "invalid text ctrl" );
+ wxCHECK_RET( m_text != NULL, wxT("invalid text ctrl") );
-#if (GTK_MINOR_VERSION == 1)
- 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, "invalid text ctrl" );
+ wxCHECK_RET( m_text != NULL, wxT("invalid text ctrl") );
-#if (GTK_MINOR_VERSION == 1)
- 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, "invalid text ctrl" );
+ wxCHECK_RET( m_text != NULL, wxT("invalid text ctrl") );
-#if (GTK_MINOR_VERSION == 1)
- gtk_editable_paste_clipboard( GTK_EDITABLE(m_text) );
-#else
- gtk_editable_paste_clipboard( GTK_EDITABLE(m_text), 0 );
-#endif
+ if ( IsMultiLine() )
+ g_signal_emit_by_name (m_text, "paste-clipboard");
+ else
+ wxTextEntry::Paste();
}
-void wxTextCtrl::Clear()
+// If the return values from and to are the same, there is no
+// selection.
+void wxTextCtrl::GetSelection(long* fromOut, long* toOut) const
{
- SetValue( "" );
+ wxCHECK_RET( m_text != NULL, wxT("invalid text ctrl") );
+
+ if ( !IsMultiLine() )
+ {
+ wxTextEntry::GetSelection(fromOut, toOut);
+ return;
+ }
+
+ gint from, to;
+
+ GtkTextIter ifrom, ito;
+ if ( gtk_text_buffer_get_selection_bounds(m_buffer, &ifrom, &ito) )
+ {
+ from = gtk_text_iter_get_offset(&ifrom);
+ to = gtk_text_iter_get_offset(&ito);
+
+ if ( from > to )
+ {
+ // exchange them to be compatible with wxMSW
+ gint tmp = from;
+ from = to;
+ to = tmp;
+ }
+ }
+ else // no selection
+ {
+ from =
+ to = GetInsertionPoint();
+ }
+
+ if ( fromOut )
+ *fromOut = from;
+ if ( toOut )
+ *toOut = to;
+}
+
+
+bool wxTextCtrl::IsEditable() const
+{
+ wxCHECK_MSG( m_text != NULL, false, wxT("invalid text ctrl") );
+
+ if ( IsMultiLine() )
+ {
+ return gtk_text_view_get_editable(GTK_TEXT_VIEW(m_text));
+ }
+ else
+ {
+ return wxTextEntry::IsEditable();
+ }
+}
+
+bool wxTextCtrl::IsModified() const
+{
+ return m_modified;
}
void wxTextCtrl::OnChar( wxKeyEvent &key_event )
{
- wxCHECK_RET( m_text != NULL, "invalid text ctrl" );
-
- if ((key_event.KeyCode() == WXK_RETURN) && (m_windowStyle & wxPROCESS_ENTER))
+ wxCHECK_RET( m_text != NULL, wxT("invalid text ctrl") );
+
+ if ( key_event.GetKeyCode() == WXK_RETURN )
{
- wxCommandEvent event(wxEVT_COMMAND_TEXT_ENTER, m_windowId);
- event.SetEventObject(this);
- if (GetEventHandler()->ProcessEvent(event)) return;
+ if ( HasFlag(wxTE_PROCESS_ENTER) )
+ {
+ wxCommandEvent event(wxEVT_COMMAND_TEXT_ENTER, m_windowId);
+ event.SetEventObject(this);
+ event.SetString(GetValue());
+ if ( HandleWindowEvent(event) )
+ return;
+ }
}
key_event.Skip();
}
-int wxTextCtrl::overflow( int WXUNUSED(c) )
+GtkWidget* wxTextCtrl::GetConnectWidget()
{
- int len = pptr() - pbase();
- char *txt = new char[len+1];
- strncpy(txt, pbase(), len);
- txt[len] = '\0';
- (*this) << txt;
- setp(pbase(), epptr());
- delete[] txt;
- return EOF;
+ return GTK_WIDGET(m_text);
}
-int wxTextCtrl::sync()
+GdkWindow *wxTextCtrl::GTKGetWindow(wxArrayGdkWindows& WXUNUSED(windows)) const
{
- int len = pptr() - pbase();
- char *txt = new char[len+1];
- strncpy(txt, pbase(), len);
- txt[len] = '\0';
- (*this) << txt;
- setp(pbase(), epptr());
- delete[] txt;
- return 0;
+ if ( IsMultiLine() )
+ {
+ return gtk_text_view_get_window(GTK_TEXT_VIEW(m_text),
+ GTK_TEXT_WINDOW_TEXT );
+ }
+ else
+ {
+ return GTK_ENTRY(m_text)->text_area;
+ }
}
-int wxTextCtrl::underflow()
+// the font will change for subsequent text insertiongs
+bool wxTextCtrl::SetFont( const wxFont &font )
{
- return EOF;
+ wxCHECK_MSG( m_text != NULL, false, wxT("invalid text ctrl") );
+
+ if ( !wxTextCtrlBase::SetFont(font) )
+ {
+ // font didn't change, nothing to do
+ return false;
+ }
+
+ if ( IsMultiLine() )
+ {
+ SetUpdateFont(true);
+
+ m_defaultStyle.SetFont(font);
+
+ ChangeFontGlobally();
+ }
+
+ return true;
}
-wxTextCtrl& wxTextCtrl::operator<<(const wxString& s)
+void wxTextCtrl::ChangeFontGlobally()
{
- WriteText(s);
- return *this;
+ // this method is very inefficient and hence should be called as rarely as
+ // possible!
+ //
+ // TODO: it can be implemented much more efficiently for GTK2
+ wxASSERT_MSG( IsMultiLine(),
+ _T("shouldn't be called for single line controls") );
+
+ wxString value = GetValue();
+ if ( !value.empty() )
+ {
+ SetUpdateFont(false);
+
+ Clear();
+ AppendText(value);
+ }
}
-wxTextCtrl& wxTextCtrl::operator<<(float f)
+bool wxTextCtrl::SetForegroundColour(const wxColour& colour)
{
- static char buf[100];
- sprintf(buf, "%.2f", f);
- WriteText(buf);
- return *this;
+ if ( !wxControl::SetForegroundColour(colour) )
+ return false;
+
+ // update default fg colour too
+ m_defaultStyle.SetTextColour(colour);
+
+ return true;
}
-wxTextCtrl& wxTextCtrl::operator<<(double d)
+bool wxTextCtrl::SetBackgroundColour( const wxColour &colour )
{
- static char buf[100];
- sprintf(buf, "%.2f", d);
- WriteText(buf);
- return *this;
+ wxCHECK_MSG( m_text != NULL, false, wxT("invalid text ctrl") );
+
+ if ( !wxControl::SetBackgroundColour( colour ) )
+ return false;
+
+ if (!m_backgroundColour.Ok())
+ return false;
+
+ // change active background color too
+ m_defaultStyle.SetBackgroundColour( colour );
+
+ return true;
}
-wxTextCtrl& wxTextCtrl::operator<<(int i)
+bool wxTextCtrl::SetStyle( long start, long end, const wxTextAttr& style )
{
- static char buf[100];
- sprintf(buf, "%i", i);
- WriteText(buf);
- return *this;
+ if ( IsMultiLine() )
+ {
+ if ( style.IsDefault() )
+ {
+ // nothing to do
+ return true;
+ }
+
+ gint l = gtk_text_buffer_get_char_count( m_buffer );
+
+ wxCHECK_MSG( start >= 0 && end <= l, false,
+ _T("invalid range in wxTextCtrl::SetStyle") );
+
+ 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 );
+
+ wxGtkTextApplyTagsFromAttr( m_widget, m_buffer, style, &starti, &endi );
+
+ return true;
+ }
+ //else: single line text controls don't support styles
+
+ return false;
}
-wxTextCtrl& wxTextCtrl::operator<<(long i)
+void wxTextCtrl::DoApplyWidgetStyle(GtkRcStyle *style)
{
- static char buf[100];
- sprintf(buf, "%ld", i);
- WriteText(buf);
- return *this;
+ gtk_widget_modify_style(m_text, style);
}
-wxTextCtrl& wxTextCtrl::operator<<(const char c)
+void wxTextCtrl::OnCut(wxCommandEvent& WXUNUSED(event))
{
- char buf[2];
+ Cut();
+}
- buf[0] = c;
- buf[1] = 0;
- WriteText(buf);
- return *this;
+void wxTextCtrl::OnCopy(wxCommandEvent& WXUNUSED(event))
+{
+ Copy();
}
-GtkWidget* wxTextCtrl::GetConnectWidget()
+void wxTextCtrl::OnPaste(wxCommandEvent& WXUNUSED(event))
{
- return GTK_WIDGET(m_text);
+ Paste();
}
-bool wxTextCtrl::IsOwnGtkWindow( GdkWindow *window )
+void wxTextCtrl::OnUndo(wxCommandEvent& WXUNUSED(event))
{
- if (m_windowStyle & wxTE_MULTILINE)
- return (window == GTK_TEXT(m_text)->text_area);
- else
- return (window == GTK_ENTRY(m_text)->text_area);
+ Undo();
}
-void wxTextCtrl::SetFont( const wxFont &WXUNUSED(font) )
+void wxTextCtrl::OnRedo(wxCommandEvent& WXUNUSED(event))
{
- wxCHECK_RET( m_text != NULL, "invalid text ctrl" );
+ Redo();
+}
+
+void wxTextCtrl::OnUpdateCut(wxUpdateUIEvent& event)
+{
+ event.Enable( CanCut() );
+}
+
+void wxTextCtrl::OnUpdateCopy(wxUpdateUIEvent& event)
+{
+ event.Enable( CanCopy() );
+}
- // doesn't work
+void wxTextCtrl::OnUpdatePaste(wxUpdateUIEvent& event)
+{
+ event.Enable( CanPaste() );
}
-void wxTextCtrl::SetForegroundColour( const wxColour &WXUNUSED(colour) )
+void wxTextCtrl::OnUpdateUndo(wxUpdateUIEvent& event)
{
- wxCHECK_RET( m_text != NULL, "invalid text ctrl" );
+ event.Enable( CanUndo() );
+}
- // doesn't work
+void wxTextCtrl::OnUpdateRedo(wxUpdateUIEvent& event)
+{
+ event.Enable( CanRedo() );
}
-void wxTextCtrl::SetBackgroundColour( const wxColour &colour )
+wxSize wxTextCtrl::DoGetBestSize() const
{
- wxCHECK_RET( m_text != NULL, "invalid text ctrl" );
+ // FIXME should be different for multi-line controls...
+ wxSize ret( wxControl::DoGetBestSize() );
+ wxSize best(80, ret.y);
+ CacheBestSize(best);
+ return best;
+}
- wxControl::SetBackgroundColour( colour );
+// ----------------------------------------------------------------------------
+// freeze/thaw
+// ----------------------------------------------------------------------------
- wxColour sysbg = wxSystemSettings::GetSystemColour( wxSYS_COLOUR_BTNFACE );
- if (sysbg.Red() == colour.Red() &&
- sysbg.Green() == colour.Green() &&
- sysbg.Blue() == colour.Blue())
- {
- return;
- }
-
- if (!m_backgroundColour.Ok()) return;
+void wxTextCtrl::DoFreeze()
+{
+ wxCHECK_RET(m_text != NULL, wxT("invalid text ctrl"));
- if (m_windowStyle & wxTE_MULTILINE)
+ if ( HasFlag(wxTE_MULTILINE) )
{
- GdkWindow *window = GTK_TEXT(m_text)->text_area;
- m_backgroundColour.CalcPixel( gdk_window_get_colormap( window ) );
- gdk_window_set_background( window, m_backgroundColour.GetColor() );
- gdk_window_clear( window );
+ // 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);
+ 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::ApplyWidgetStyle()
+void wxTextCtrl::DoThaw()
{
- if (m_windowStyle & wxTE_MULTILINE)
+ if ( HasFlag(wxTE_MULTILINE) )
{
- // how ?
- }
- else
+ // 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);
+ if (m_showPositionOnThaw != NULL)
+ {
+ gtk_text_view_scroll_mark_onscreen(
+ GTK_TEXT_VIEW(m_text), m_showPositionOnThaw);
+ m_showPositionOnThaw = NULL;
+ }
+ }
+}
+
+// ----------------------------------------------------------------------------
+// wxTextUrlEvent passing if style & wxTE_AUTO_URL
+// ----------------------------------------------------------------------------
+
+// FIXME: when dragging on a link the sample gets an "Unknown event".
+// This might be an excessive event from us or a buggy wxMouseEvent::Moving() or
+// a buggy sample, or something else
+void wxTextCtrl::OnUrlMouseEvent(wxMouseEvent& event)
+{
+ event.Skip();
+ if( !HasFlag(wxTE_AUTO_URL) )
+ return;
+
+ gint x, y;
+ GtkTextIter start, end;
+ GtkTextTag *tag = gtk_text_tag_table_lookup(gtk_text_buffer_get_tag_table(m_buffer),
+ "wxUrl");
+
+ gtk_text_view_window_to_buffer_coords(GTK_TEXT_VIEW(m_text), GTK_TEXT_WINDOW_WIDGET,
+ event.GetX(), event.GetY(), &x, &y);
+
+ gtk_text_view_get_iter_at_location(GTK_TEXT_VIEW(m_text), &end, x, y);
+ if (!gtk_text_iter_has_tag(&end, tag))
{
- SetWidgetStyle();
- gtk_widget_set_style( m_text, m_widgetStyle );
+ gdk_window_set_cursor(gtk_text_view_get_window(GTK_TEXT_VIEW(m_text),
+ GTK_TEXT_WINDOW_TEXT), m_gdkXTermCursor);
+ return;
}
+
+ gdk_window_set_cursor(gtk_text_view_get_window(GTK_TEXT_VIEW(m_text),
+ GTK_TEXT_WINDOW_TEXT), m_gdkHandCursor);
+
+ start = end;
+ if(!gtk_text_iter_begins_tag(&start, tag))
+ gtk_text_iter_backward_to_tag_toggle(&start, tag);
+ if(!gtk_text_iter_ends_tag(&end, tag))
+ gtk_text_iter_forward_to_tag_toggle(&end, tag);
+
+ // Native context menu is probably not desired on an URL.
+ // Consider making this dependant on ProcessEvent(wxTextUrlEvent) return value
+ if(event.GetEventType() == wxEVT_RIGHT_DOWN)
+ event.Skip(false);
+
+ wxTextUrlEvent url_event(m_windowId, event,
+ gtk_text_iter_get_offset(&start),
+ gtk_text_iter_get_offset(&end));
+
+ InitCommandEvent(url_event);
+ // Is that a good idea? Seems not (pleasure with gtk_text_view_start_selection_drag)
+ //event.Skip(!HandleWindowEvent(url_event));
+ HandleWindowEvent(url_event);
+}
+
+bool wxTextCtrl::GTKProcessEvent(wxEvent& event) const
+{
+ bool rc = wxTextCtrlBase::GTKProcessEvent(event);
+
+ // 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);
+}
+
+// static
+wxVisualAttributes
+wxTextCtrl::GetClassDefaultAttributes(wxWindowVariant WXUNUSED(variant))
+{
+ return GetDefaultAttributesFromGTKWidget(gtk_entry_new, true);
}
+#endif // wxUSE_TEXTCTRL
projects / wxWidgets.git / blobdiff