// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
-#ifdef __GNUG__
+#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
#pragma implementation "textctrl.h"
#endif
+// For compilers that support precompilation, includes "wx.h".
+#include "wx/wxprec.h"
+
#include "wx/textctrl.h"
#include "wx/utils.h"
#include "wx/intl.h"
+#include "wx/log.h"
#include "wx/settings.h"
+#include "wx/panel.h"
+#include "wx/strconv.h"
+#include "wx/fontutil.h" // for wxNativeFontInfo (GetNativeFontInfo())
#include <sys/types.h>
#include <sys/stat.h>
#include <ctype.h>
+#include "wx/math.h"
-#include "gdk/gdk.h"
-#include "gtk/gtk.h"
-#include "gdk/gdkkeysyms.h"
+#include "wx/gtk/private.h"
+#include <gdk/gdkkeysyms.h>
//-----------------------------------------------------------------------------
// idle system
extern bool g_blockEventsOnDrag;
extern wxCursor g_globalCursor;
+extern wxWindowGTK *g_delayedFocus;
+
+// ----------------------------------------------------------------------------
+// helpers
+// ----------------------------------------------------------------------------
+
+#ifdef __WXGTK20__
+static void wxGtkTextApplyTagsFromAttr(GtkTextBuffer *text_buffer,
+ const wxTextAttr& attr,
+ GtkTextIter *start,
+ GtkTextIter *end)
+{
+ static gchar buf[1024];
+ GtkTextTag *tag;
+
+ if (attr.HasFont())
+ {
+ char *font_string;
+ PangoFontDescription *font_description = attr.GetFont().GetNativeFontInfo()->description;
+ font_string = pango_font_description_to_string(font_description);
+ g_snprintf(buf, sizeof(buf), "WXFONT %s", font_string);
+ tag = gtk_text_tag_table_lookup( gtk_text_buffer_get_tag_table( text_buffer ),
+ buf );
+ if (!tag)
+ tag = gtk_text_buffer_create_tag( text_buffer, buf,
+ "font-desc", font_description,
+ NULL );
+ gtk_text_buffer_apply_tag (text_buffer, tag, start, end);
+ g_free (font_string);
+ }
+
+ if (attr.HasTextColour())
+ {
+ GdkColor *colFg = attr.GetTextColour().GetColor();
+ g_snprintf(buf, sizeof(buf), "WXFORECOLOR %d %d %d",
+ colFg->red, colFg->green, colFg->blue);
+ tag = gtk_text_tag_table_lookup( gtk_text_buffer_get_tag_table( text_buffer ),
+ buf );
+ if (!tag)
+ tag = gtk_text_buffer_create_tag( text_buffer, buf,
+ "foreground-gdk", colFg, NULL );
+ gtk_text_buffer_apply_tag (text_buffer, tag, start, end);
+ }
+
+ if (attr.HasBackgroundColour())
+ {
+ GdkColor *colBg = attr.GetBackgroundColour().GetColor();
+ g_snprintf(buf, sizeof(buf), "WXBACKCOLOR %d %d %d",
+ colBg->red, colBg->green, colBg->blue);
+ tag = gtk_text_tag_table_lookup( gtk_text_buffer_get_tag_table( text_buffer ),
+ buf );
+ if (!tag)
+ tag = gtk_text_buffer_create_tag( text_buffer, buf,
+ "background-gdk", colBg, NULL );
+ gtk_text_buffer_apply_tag (text_buffer, tag, start, end);
+ }
+}
+
+static void wxGtkTextInsert(GtkWidget *text,
+ GtkTextBuffer *text_buffer,
+ const wxTextAttr& attr,
+ wxCharBuffer buffer)
+
+{
+ 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_buffer, attr, &start, &iter);
+}
+#else
+static void wxGtkTextInsert(GtkWidget *text,
+ const wxTextAttr& attr,
+ const char *txt,
+ size_t len)
+{
+ GdkFont *font = attr.HasFont() ? attr.GetFont().GetInternalFont()
+ : NULL;
+
+ GdkColor *colFg = attr.HasTextColour() ? attr.GetTextColour().GetColor()
+ : NULL;
+
+ GdkColor *colBg = attr.HasBackgroundColour()
+ ? attr.GetBackgroundColour().GetColor()
+ : NULL;
+
+ gtk_text_insert( GTK_TEXT(text), font, colFg, colBg, txt, len );
+}
+#endif // GTK 1.x
+
+// ----------------------------------------------------------------------------
+// "insert_text" for GtkEntry
+// ----------------------------------------------------------------------------
+
+extern "C" {
+static void
+gtk_insert_text_callback(GtkEditable *editable,
+ const gchar *new_text,
+ gint new_text_length,
+ gint *position,
+ wxTextCtrl *win)
+{
+ if (g_isIdle)
+ wxapp_install_idle_handler();
+
+ // we should only be called if we have a max len limit at all
+ GtkEntry *entry = GTK_ENTRY (editable);
+
+ wxCHECK_RET( entry->text_max_length, _T("shouldn't be called") );
+
+ // check that we don't overflow the max length limit
+ //
+ // FIXME: this doesn't work when we paste a string which is going to be
+ // truncated
+ if ( entry->text_length == entry->text_max_length )
+ {
+ // we don't need to run the base class version at all
+ gtk_signal_emit_stop_by_name(GTK_OBJECT(editable), "insert_text");
+
+ // remember that the next changed signal is to be ignored to avoid
+ // generating a dummy wxEVT_COMMAND_TEXT_UPDATED event
+ win->IgnoreNextTextUpdate();
+
+ // and generate the correct one ourselves
+ wxCommandEvent event(wxEVT_COMMAND_TEXT_MAXLEN, win->GetId());
+ event.SetEventObject(win);
+ event.SetString(win->GetValue());
+ win->GetEventHandler()->ProcessEvent( event );
+ }
+}
+}
+
+#ifdef __WXGTK20__
+// Implementation of wxTE_AUTO_URL for wxGTK2 by Mart Raudsepp,
+
+extern "C" {
+static void
+au_apply_tag_callback(GtkTextBuffer *buffer,
+ GtkTextTag *tag,
+ GtkTextIter *start,
+ GtkTextIter *end,
+ gpointer textctrl)
+{
+ if(tag == gtk_text_tag_table_lookup(gtk_text_buffer_get_tag_table(buffer), "wxUrl"))
+ g_signal_stop_emission_by_name(buffer, "apply_tag");
+}
+}
+
+//-----------------------------------------------------------------------------
+// GtkTextCharPredicates for gtk_text_iter_*_find_char
+//-----------------------------------------------------------------------------
+
+extern "C" {
+static gboolean
+pred_whitespace (gunichar ch, gpointer user_data)
+{
+ return g_unichar_isspace(ch);
+}
+}
+
+extern "C" {
+static gboolean
+pred_non_whitespace (gunichar ch, gpointer user_data)
+{
+ return !g_unichar_isspace(ch);
+}
+}
+
+extern "C" {
+static gboolean
+pred_nonpunct (gunichar ch, gpointer user_data)
+{
+ return !g_unichar_ispunct(ch);
+}
+}
+
+extern "C" {
+static gboolean
+pred_nonpunct_or_slash (gunichar ch, gpointer user_data)
+{
+ return !g_unichar_ispunct(ch) || ch == '/';
+}
+}
+
+//-----------------------------------------------------------------------------
+// Check for links between s and e and correct tags as necessary
+//-----------------------------------------------------------------------------
+
+// This function should be made match better while being efficient at one point.
+// Most probably with a row of regular expressions.
+extern "C" {
+static void
+au_check_word( GtkTextIter *s, GtkTextIter *e )
+{
+ static const char *URIPrefixes[] =
+ {
+ "http://",
+ "ftp://",
+ "www.",
+ "ftp.",
+ "mailto://",
+ "https://",
+ "file://",
+ "nntp://",
+ "news://",
+ "telnet://",
+ "mms://",
+ "gopher://",
+ "prospero://",
+ "wais://",
+ };
+
+ GtkTextIter start = *s, end = *e;
+ GtkTextBuffer *buffer = gtk_text_iter_get_buffer(s);
+
+ // Get our special link tag
+ GtkTextTag *tag = gtk_text_tag_table_lookup(gtk_text_buffer_get_tag_table(buffer), "wxUrl");
+
+ // Get rid of punctuation from beginning and end.
+ // Might want to move this to au_check_range if an improved link checking doesn't
+ // use some intelligent punctuation checking itself (beware of undesired iter modifications).
+ if(g_unichar_ispunct( gtk_text_iter_get_char( &start ) ) )
+ gtk_text_iter_forward_find_char( &start, pred_nonpunct, NULL, e );
+
+ gtk_text_iter_backward_find_char( &end, pred_nonpunct_or_slash, NULL, &start );
+ gtk_text_iter_forward_char(&end);
+
+ gchar* text = gtk_text_iter_get_text( &start, &end );
+ size_t len = strlen(text), prefix_len;
+ size_t n;
+
+ for( n = 0; n < WXSIZEOF(URIPrefixes); ++n )
+ {
+ prefix_len = strlen(URIPrefixes[n]);
+ if((len > prefix_len) && !strncasecmp(text, URIPrefixes[n], prefix_len))
+ break;
+ }
+
+ if(n < WXSIZEOF(URIPrefixes))
+ {
+ gulong signal_id = g_signal_handler_find(buffer,
+ (GSignalMatchType) (G_SIGNAL_MATCH_FUNC),
+ 0, 0, NULL,
+ (gpointer)au_apply_tag_callback, NULL);
+
+ g_signal_handler_block(buffer, signal_id);
+ gtk_text_buffer_apply_tag(buffer, tag, &start, &end);
+ g_signal_handler_unblock(buffer, signal_id);
+ }
+}
+}
+
+extern "C" {
+static void
+au_check_range(GtkTextIter *s,
+ GtkTextIter *range_end)
+{
+ GtkTextIter range_start = *s;
+ GtkTextIter word_end;
+ GtkTextBuffer *buffer = gtk_text_iter_get_buffer(s);
+ GtkTextTag *tag = gtk_text_tag_table_lookup(gtk_text_buffer_get_tag_table(buffer), "wxUrl");
+
+ gtk_text_buffer_remove_tag(buffer, tag, s, range_end);
+
+ if(g_unichar_isspace(gtk_text_iter_get_char(&range_start)))
+ gtk_text_iter_forward_find_char(&range_start, pred_non_whitespace, NULL, range_end);
+
+ while(!gtk_text_iter_equal(&range_start, range_end))
+ {
+ word_end = range_start;
+ gtk_text_iter_forward_find_char(&word_end, pred_whitespace, NULL, range_end);
+
+ // Now we should have a word delimited by range_start and word_end, correct link tags
+ au_check_word(&range_start, &word_end);
+
+ range_start = word_end;
+ gtk_text_iter_forward_find_char(&range_start, pred_non_whitespace, NULL, range_end);
+ }
+}
+}
+
+//-----------------------------------------------------------------------------
+// "insert-text" for GtkTextBuffer
+//-----------------------------------------------------------------------------
+
+extern "C" {
+static void
+au_insert_text_callback(GtkTextBuffer *buffer,
+ GtkTextIter *end,
+ gchar *text,
+ gint len,
+ wxTextCtrl *win)
+{
+ if (!len || !(win->GetWindowStyleFlag() & wxTE_AUTO_URL) )
+ return;
+
+ GtkTextIter start = *end;
+ gtk_text_iter_backward_chars(&start, g_utf8_strlen(text, len));
+
+ GtkTextIter line_start = start;
+ GtkTextIter line_end = *end;
+ GtkTextIter words_start = start;
+ GtkTextIter words_end = *end;
+
+ gtk_text_iter_set_line(&line_start, gtk_text_iter_get_line(&start));
+ gtk_text_iter_forward_to_line_end(&line_end);
+ gtk_text_iter_backward_find_char(&words_start, pred_whitespace, NULL, &line_start);
+ gtk_text_iter_forward_find_char(&words_end, pred_whitespace, NULL, &line_end);
+
+ au_check_range(&words_start, &words_end);
+}
+}
+
+//-----------------------------------------------------------------------------
+// "delete-range" for GtkTextBuffer
+//-----------------------------------------------------------------------------
+
+extern "C" {
+static void
+au_delete_range_callback(GtkTextBuffer *buffer,
+ GtkTextIter *start,
+ GtkTextIter *end,
+ wxTextCtrl *win)
+{
+ if( !(win->GetWindowStyleFlag() & wxTE_AUTO_URL) )
+ return;
+
+ GtkTextIter line_start = *start, line_end = *end;
+
+ gtk_text_iter_set_line(&line_start, gtk_text_iter_get_line(start));
+ gtk_text_iter_forward_to_line_end(&line_end);
+ gtk_text_iter_backward_find_char(start, pred_whitespace, NULL, &line_start);
+ gtk_text_iter_forward_find_char(end, pred_whitespace, NULL, &line_end);
+
+ au_check_range(start, end);
+}
+}
+
+
+#endif
//-----------------------------------------------------------------------------
// "changed"
//-----------------------------------------------------------------------------
+extern "C" {
static void
-gtk_text_changed_callback( GtkWidget *WXUNUSED(widget), wxTextCtrl *win )
+gtk_text_changed_callback( GtkWidget *widget, wxTextCtrl *win )
{
+ if ( win->IgnoreTextUpdate() )
+ return;
+
if (!win->m_hasVMT) return;
if (g_isIdle)
wxapp_install_idle_handler();
win->SetModified();
+#ifndef __WXGTK20__
+ win->UpdateFontIfNeeded();
+#endif // !__WXGTK20__
wxCommandEvent event( wxEVT_COMMAND_TEXT_UPDATED, win->GetId() );
- event.SetString( win->GetValue() );
event.SetEventObject( win );
win->GetEventHandler()->ProcessEvent( event );
}
+}
+
+//-----------------------------------------------------------------------------
+// "expose_event" from scrolled window and textview
+//-----------------------------------------------------------------------------
+
+#ifdef __WXGTK20__
+extern "C" {
+static gboolean
+gtk_text_exposed_callback( GtkWidget *widget, GdkEventExpose *event, wxTextCtrl *win )
+{
+ return TRUE;
+}
+}
+#endif
//-----------------------------------------------------------------------------
// "changed" from vertical scrollbar
//-----------------------------------------------------------------------------
+#ifndef __WXGTK20__
+extern "C" {
static void
gtk_scrollbar_changed_callback( GtkWidget *WXUNUSED(widget), wxTextCtrl *win )
{
win->CalculateScrollbar();
}
+}
+#endif
+
+// ----------------------------------------------------------------------------
+// redraw callback for multiline text
+// ----------------------------------------------------------------------------
+
+#ifndef __WXGTK20__
+
+// redrawing a GtkText from inside a wxYield() call results in crashes (the
+// text sample shows it in its "Add lines" command which shows wxProgressDialog
+// which implicitly calls wxYield()) so we override GtkText::draw() and simply
+// don't do anything if we're inside wxYield()
+
+extern bool wxIsInsideYield;
+
+extern "C" {
+ typedef void (*GtkDrawCallback)(GtkWidget *widget, GdkRectangle *rect);
+}
+
+static GtkDrawCallback gs_gtk_text_draw = NULL;
+
+extern "C" {
+static void wxgtk_text_draw( GtkWidget *widget, GdkRectangle *rect)
+{
+ if ( !wxIsInsideYield )
+ {
+ wxCHECK_RET( gs_gtk_text_draw != wxgtk_text_draw,
+ _T("infinite recursion in wxgtk_text_draw aborted") );
+
+ gs_gtk_text_draw(widget, rect);
+ }
+}
+}
+
+#endif // __WXGTK20__
//-----------------------------------------------------------------------------
// wxTextCtrl
EVT_UPDATE_UI(wxID_PASTE, wxTextCtrl::OnUpdatePaste)
EVT_UPDATE_UI(wxID_UNDO, wxTextCtrl::OnUpdateUndo)
EVT_UPDATE_UI(wxID_REDO, wxTextCtrl::OnUpdateRedo)
+
+#ifdef __WXGTK20__
+ // wxTE_AUTO_URL wxTextUrl support. Currently only creates
+ // wxTextUrlEvent in the same cases as wxMSW, more can be added here.
+ EVT_MOTION (wxTextCtrl::OnUrlMouseEvent)
+ EVT_LEFT_DOWN (wxTextCtrl::OnUrlMouseEvent)
+ EVT_LEFT_UP (wxTextCtrl::OnUrlMouseEvent)
+ EVT_LEFT_DCLICK (wxTextCtrl::OnUrlMouseEvent)
+ EVT_RIGHT_DOWN (wxTextCtrl::OnUrlMouseEvent)
+ EVT_RIGHT_UP (wxTextCtrl::OnUrlMouseEvent)
+ EVT_RIGHT_DCLICK(wxTextCtrl::OnUrlMouseEvent)
+#endif
END_EVENT_TABLE()
-wxTextCtrl::wxTextCtrl()
+void wxTextCtrl::Init()
{
- m_modified = FALSE;
+ m_ignoreNextUpdate =
+ m_modified = false;
+ SetUpdateFont(false);
m_text =
m_vScrollbar = (GtkWidget *)NULL;
+#ifdef __WXGTK20__
+ m_frozenness = 0;
+ m_gdkHandCursor = NULL;
+ m_gdkXTermCursor = NULL;
+#endif
+}
+
+wxTextCtrl::~wxTextCtrl()
+{
+#ifdef __WXGTK20__
+ if(m_gdkHandCursor)
+ gdk_cursor_unref(m_gdkHandCursor);
+ if(m_gdkXTermCursor)
+ gdk_cursor_unref(m_gdkXTermCursor);
+#endif
}
wxTextCtrl::wxTextCtrl( wxWindow *parent,
const wxValidator& validator,
const wxString &name )
{
- m_modified = FALSE;
+ Init();
+
Create( parent, id, value, pos, size, style, validator, name );
}
const wxValidator& validator,
const wxString &name )
{
- m_needParent = TRUE;
- m_acceptsFocus = TRUE;
+ m_needParent = true;
+ m_acceptsFocus = true;
if (!PreCreation( parent, pos, size ) ||
!CreateBase( parent, id, pos, size, style, validator, name ))
{
wxFAIL_MSG( wxT("wxTextCtrl creation failed") );
- return FALSE;
+ return false;
}
- m_vScrollbarVisible = FALSE;
+ m_vScrollbarVisible = false;
bool multi_line = (style & wxTE_MULTILINE) != 0;
+
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;
+#ifdef __WXGTK20__
+ // Create view
+ m_text = gtk_text_view_new();
+
+ m_buffer = gtk_text_view_get_buffer( GTK_TEXT_VIEW(m_text) );
+
+ // create scrolled window
+ m_widget = gtk_scrolled_window_new( NULL, NULL );
+ gtk_scrolled_window_set_policy( GTK_SCROLLED_WINDOW( m_widget ),
+ GTK_POLICY_AUTOMATIC, GTK_POLICY_AUTOMATIC );
+
+ // Insert view into scrolled window
+ gtk_container_add( GTK_CONTAINER(m_widget), m_text );
+
+ // translate wx wrapping style to GTK+
+ GtkWrapMode wrap;
+ if ( HasFlag( wxTE_DONTWRAP ) )
+ wrap = GTK_WRAP_NONE;
+ else if ( HasFlag( wxTE_CHARWRAP ) )
+ wrap = GTK_WRAP_CHAR;
+ else if ( HasFlag( wxTE_WORDWRAP ) )
+ wrap = GTK_WRAP_WORD;
+ else // HasFlag(wxTE_BESTWRAP) always true as wxTE_BESTWRAP == 0
+ {
+ // GTK_WRAP_WORD_CHAR seems to be new in GTK+ 2.4
+#ifdef __WXGTK24__
+ if ( !gtk_check_version(2,4,0) )
+ {
+ wrap = GTK_WRAP_WORD_CHAR;
+ }
+ else
#endif
+ wrap = GTK_WRAP_WORD;
+ }
+
+ gtk_text_view_set_wrap_mode( GTK_TEXT_VIEW( m_text ), wrap );
- /* create our control ... */
+ if (!HasFlag(wxNO_BORDER))
+ gtk_scrolled_window_set_shadow_type( GTK_SCROLLED_WINDOW(m_widget), GTK_SHADOW_IN );
+
+ gtk_widget_add_events( GTK_WIDGET(m_text), GDK_ENTER_NOTIFY_MASK | GDK_LEAVE_NOTIFY_MASK );
+
+ GTK_WIDGET_UNSET_FLAGS( m_widget, GTK_CAN_FOCUS );
+#else // GTK+ 1
+ // create our control ...
m_text = gtk_text_new( (GtkAdjustment *) NULL, (GtkAdjustment *) NULL );
- /* ... and put into the upper left hand corner of the table */
+ // ... and put into the upper left hand corner of the table
+ bool bHasHScrollbar = false;
m_widget = gtk_table_new(bHasHScrollbar ? 2 : 1, 2, FALSE);
GTK_WIDGET_UNSET_FLAGS( m_widget, GTK_CAN_FOCUS );
gtk_table_attach( GTK_TABLE(m_widget), m_text, 0, 1, 0, 1,
(GtkAttachOptions)(GTK_FILL | GTK_EXPAND | GTK_SHRINK),
0, 0);
- /* always wrap words */
+ // always wrap words
gtk_text_set_word_wrap( GTK_TEXT(m_text), TRUE );
-#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
-
- /* finally, put the vertical scrollbar in the upper right corner */
+ // finally, put the vertical scrollbar in the upper right corner
m_vScrollbar = gtk_vscrollbar_new( GTK_TEXT(m_text)->vadj );
GTK_WIDGET_UNSET_FLAGS( m_vScrollbar, GTK_CAN_FOCUS );
gtk_table_attach(GTK_TABLE(m_widget), m_vScrollbar, 1, 2, 0, 1,
GTK_FILL,
(GtkAttachOptions)(GTK_EXPAND | GTK_FILL | GTK_SHRINK),
0, 0);
+#endif // GTK+ 2/1
}
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();
+
+#ifdef __WXGTK20__
+ if (style & wxNO_BORDER)
+ g_object_set( GTK_ENTRY(m_text), "has-frame", FALSE, NULL );
+#endif
}
m_parent->DoAddChild( this );
- PostCreation();
-
- SetFont( parent->GetFont() );
+ m_focusWidget = m_text;
- 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 */
- gtk_signal_connect( GTK_OBJECT(m_text), "changed",
- GTK_SIGNAL_FUNC(gtk_text_changed_callback), (gpointer)this);
-
+#ifndef __WXGTK20__
if (multi_line)
{
gtk_signal_connect(GTK_OBJECT(GTK_TEXT(m_text)->vadj), "changed",
(GtkSignalFunc) gtk_scrollbar_changed_callback, (gpointer) this );
+
+ // only initialize gs_gtk_text_draw once, starting from the next the
+ // klass::draw will already be wxgtk_text_draw
+ if ( !gs_gtk_text_draw )
+ {
+ GtkDrawCallback&
+ draw = GTK_WIDGET_CLASS(GTK_OBJECT(m_text)->klass)->draw;
+
+ gs_gtk_text_draw = draw;
+
+ draw = wxgtk_text_draw;
+ }
}
+#endif // GTK+ 1.x
- if (!value.IsEmpty())
+ if (!value.empty())
{
- gint tmp = 0;
+#ifdef __WXGTK20__
+ SetValue( value );
+#else
-#if GTK_MINOR_VERSION == 0
+#if !GTK_CHECK_VERSION(1, 2, 0)
// if we don't realize it, GTK 1.0.6 dies with a SIGSEGV in
// gtk_editable_insert_text()
gtk_widget_realize(m_text);
#endif // GTK 1.0
+ gint tmp = 0;
#if wxUSE_UNICODE
wxWX2MBbuf val = value.mbc_str();
gtk_editable_insert_text( GTK_EDITABLE(m_text), val, strlen(val), &tmp );
-#else // !Unicode
+#else
gtk_editable_insert_text( GTK_EDITABLE(m_text), value, value.Length(), &tmp );
-#endif // Unicode/!Unicode
+#endif
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) );
+ // Bring editable's cursor uptodate. Bug in GTK.
+ SET_EDITABLE_POS(m_text, gtk_text_get_point( GTK_TEXT(m_text) ));
}
+
+#endif
}
if (style & wxTE_PASSWORD)
{
if (!multi_line)
gtk_entry_set_editable( GTK_ENTRY(m_text), FALSE );
+#ifdef __WXGTK20__
+ else
+ gtk_text_view_set_editable( GTK_TEXT_VIEW( m_text), FALSE);
+#else
}
else
{
if (multi_line)
gtk_text_set_editable( GTK_TEXT(m_text), 1 );
+#endif
+ }
+
+#ifdef __WXGTK20__
+ if (multi_line)
+ {
+ if (style & wxTE_RIGHT)
+ gtk_text_view_set_justification( GTK_TEXT_VIEW(m_text), GTK_JUSTIFY_RIGHT );
+ else if (style & wxTE_CENTRE)
+ gtk_text_view_set_justification( GTK_TEXT_VIEW(m_text), GTK_JUSTIFY_CENTER );
+ // Left justify (alignment) is the default and we don't need to apply GTK_JUSTIFY_LEFT
+ }
+ else
+ {
+#ifdef __WXGTK24__
+ // gtk_entry_set_alignment was introduced in gtk+-2.3.5
+ if (!gtk_check_version(2,4,0))
+ {
+ if (style & wxTE_RIGHT)
+ gtk_entry_set_alignment( GTK_ENTRY(m_text), 1.0 );
+ else if (style & wxTE_CENTRE)
+ gtk_entry_set_alignment( GTK_ENTRY(m_text), 0.5 );
+ }
+#endif
+ }
+#endif // __WXGTK20__
+
+ // We want to be notified about text changes.
+#ifdef __WXGTK20__
+ if (multi_line)
+ {
+ g_signal_connect( G_OBJECT(m_buffer), "changed",
+ GTK_SIGNAL_FUNC(gtk_text_changed_callback), (gpointer)this);
+
+ // .. and handle URLs on multi-line controls with wxTE_AUTO_URL style
+ if (style & wxTE_AUTO_URL)
+ {
+ GtkTextIter start, end;
+ m_gdkHandCursor = gdk_cursor_new(GDK_HAND2);
+ m_gdkXTermCursor = gdk_cursor_new(GDK_XTERM);
+
+ // We create our wxUrl tag here for slight efficiency gain - we
+ // don't have to check for the tag existance in callbacks,
+ // hereby it's guaranteed to exist.
+ gtk_text_buffer_create_tag(m_buffer, "wxUrl",
+ "foreground", "blue",
+ "underline", PANGO_UNDERLINE_SINGLE,
+ NULL);
+
+ // Check for URLs after each text change
+ g_signal_connect_after( G_OBJECT(m_buffer), "insert_text",
+ GTK_SIGNAL_FUNC(au_insert_text_callback), (gpointer)this);
+ g_signal_connect_after( G_OBJECT(m_buffer), "delete_range",
+ GTK_SIGNAL_FUNC(au_delete_range_callback), (gpointer)this);
+
+ // Block all wxUrl tag applying unless we do it ourselves, in which case we
+ // block this callback temporarily. This takes care of gtk+ internal
+ // gtk_text_buffer_insert_range* calls that would copy our URL tag otherwise,
+ // which is undesired because only a part of the URL might be copied.
+ // The insert-text signal emitted inside it will take care of newly formed
+ // or wholly copied URLs.
+ g_signal_connect( G_OBJECT(m_buffer), "apply_tag",
+ GTK_SIGNAL_FUNC(au_apply_tag_callback), NULL);
+
+ // Check for URLs in the initial string passed to Create
+ gtk_text_buffer_get_start_iter(m_buffer, &start);
+ gtk_text_buffer_get_end_iter(m_buffer, &end);
+ au_check_range(&start, &end);
+ }
}
+ else
+#endif
- SetBackgroundColour( wxSystemSettings::GetSystemColour(wxSYS_COLOUR_WINDOW) );
- SetForegroundColour( parent->GetForegroundColour() );
+ {
+ gtk_signal_connect( GTK_OBJECT(m_text), "changed",
+ GTK_SIGNAL_FUNC(gtk_text_changed_callback), (gpointer)this);
+ }
m_cursor = wxCursor( wxCURSOR_IBEAM );
- Show( TRUE );
+ wxTextAttr attrDef(GetForegroundColour(), GetBackgroundColour(), GetFont());
+ SetDefaultStyle( attrDef );
- return TRUE;
+ return true;
}
+
void wxTextCtrl::CalculateScrollbar()
{
+#ifndef __WXGTK20__
if ((m_windowStyle & wxTE_MULTILINE) == 0) return;
GtkAdjustment *adj = GTK_TEXT(m_text)->vadj;
if (m_vScrollbarVisible)
{
gtk_widget_hide( m_vScrollbar );
- m_vScrollbarVisible = FALSE;
+ m_vScrollbarVisible = false;
}
}
else
if (!m_vScrollbarVisible)
{
gtk_widget_show( m_vScrollbar );
- m_vScrollbarVisible = TRUE;
+ m_vScrollbarVisible = true;
}
}
+#endif
}
wxString wxTextCtrl::GetValue() const
wxString tmp;
if (m_windowStyle & wxTE_MULTILINE)
{
+#ifdef __WXGTK20__
+ GtkTextIter start;
+ gtk_text_buffer_get_start_iter( m_buffer, &start );
+ GtkTextIter end;
+ gtk_text_buffer_get_end_iter( m_buffer, &end );
+ gchar *text = gtk_text_buffer_get_text( m_buffer, &start, &end, TRUE );
+
+#if wxUSE_UNICODE
+ wxWCharBuffer buffer( wxConvUTF8.cMB2WX( text ) );
+#else
+ wxCharBuffer buffer( wxConvLocal.cWC2WX( wxConvUTF8.cMB2WC( text ) ) );
+#endif
+ if ( buffer )
+ tmp = buffer;
+
+ g_free( text );
+#else
gint len = gtk_text_get_length( GTK_TEXT(m_text) );
char *text = gtk_editable_get_chars( GTK_EDITABLE(m_text), 0, len );
- tmp = wxString(text,*wxConvCurrent);
+ tmp = text;
g_free( text );
+#endif
}
else
{
- tmp = wxString(gtk_entry_get_text( GTK_ENTRY(m_text) ),*wxConvCurrent);
+ tmp = wxGTK_CONV_BACK( gtk_entry_get_text( GTK_ENTRY(m_text) ) );
}
+
return tmp;
}
{
wxCHECK_RET( m_text != NULL, wxT("invalid text ctrl") );
- wxString tmp = wxT("");
- if (!value.IsNull()) tmp = value;
if (m_windowStyle & wxTE_MULTILINE)
{
+#ifdef __WXGTK20__
+
+#if wxUSE_UNICODE
+ wxCharBuffer buffer( wxConvUTF8.cWX2MB( value) );
+#else
+ wxCharBuffer buffer( wxConvUTF8.cWC2MB( wxConvLocal.cWX2WC( value ) ) );
+#endif
+ if (gtk_text_buffer_get_char_count(m_buffer) != 0)
+ IgnoreNextTextUpdate();
+
+ if ( !buffer )
+ {
+ // what else can we do? at least don't crash...
+ return;
+ }
+
+ gtk_text_buffer_set_text( m_buffer, buffer, strlen(buffer) );
+
+#else
gint len = gtk_text_get_length( GTK_TEXT(m_text) );
gtk_editable_delete_text( GTK_EDITABLE(m_text), 0, len );
len = 0;
-#if wxUSE_UNICODE
- wxWX2MBbuf tmpbuf = tmp.mbc_str();
- gtk_editable_insert_text( GTK_EDITABLE(m_text), tmpbuf, strlen(tmpbuf), &len );
-#else
- gtk_editable_insert_text( GTK_EDITABLE(m_text), tmp.mbc_str(), tmp.Length(), &len );
+ gtk_editable_insert_text( GTK_EDITABLE(m_text), value.mbc_str(), value.Length(), &len );
#endif
}
else
{
- gtk_entry_set_text( GTK_ENTRY(m_text), tmp.mbc_str() );
+ gtk_entry_set_text( GTK_ENTRY(m_text), wxGTK_CONV( value ) );
}
// GRG, Jun/2000: Changed this after a lot of discussion in
- // the lists. wxWindows 2.2 will have a set of flags to
+ // the lists. wxWidgets 2.2 will have a set of flags to
// customize this behaviour.
SetInsertionPoint(0);
- m_modified = FALSE;
+ m_modified = false;
}
void wxTextCtrl::WriteText( const wxString &text )
{
wxCHECK_RET( m_text != NULL, wxT("invalid text ctrl") );
- if (text.IsEmpty()) return;
+ if ( text.empty() )
+ return;
- if (m_windowStyle & wxTE_MULTILINE)
+ // gtk_text_changed_callback() will set m_modified to true but m_modified
+ // shouldn't be changed by the program writing to the text control itself,
+ // so save the old value and restore when we're done
+ bool oldModified = m_modified;
+
+ if ( m_windowStyle & wxTE_MULTILINE )
{
- /* this moves the cursor pos to behind the inserted text */
- gint len = GTK_EDITABLE(m_text)->current_pos;
+#ifdef __WXGTK20__
#if wxUSE_UNICODE
- wxWX2MBbuf buf = text.mbc_str();
- gtk_editable_insert_text( GTK_EDITABLE(m_text), buf, strlen(buf), &len );
+ wxCharBuffer buffer( wxConvUTF8.cWX2MB( text ) );
#else
- gtk_editable_insert_text( GTK_EDITABLE(m_text), text, text.Length(), &len );
+ wxCharBuffer buffer( wxConvUTF8.cWC2MB( wxConvLocal.cWX2WC( text ) ) );
#endif
+ if ( !buffer )
+ {
+ // what else can we do? at least don't crash...
+ return;
+ }
+
+ // TODO: Call whatever is needed to delete the selection.
+ wxGtkTextInsert( m_text, m_buffer, m_defaultStyle, buffer );
- /* bring editable's cursor uptodate. bug in GTK. */
- GTK_EDITABLE(m_text)->current_pos = gtk_text_get_point( GTK_TEXT(m_text) );
+ GtkAdjustment *adj = gtk_scrolled_window_get_vadjustment( GTK_SCROLLED_WINDOW(m_widget) );
+ // Scroll to cursor, but only if scrollbar thumb is at the very bottom
+ if ( adj->value == adj->upper - adj->page_size )
+ {
+ gtk_text_view_scroll_to_mark( GTK_TEXT_VIEW(m_text),
+ gtk_text_buffer_get_insert( m_buffer ), 0.0, FALSE, 0.0, 1.0 );
+ }
+#else // GTK 1.x
+ // After cursor movements, gtk_text_get_point() is wrong by one.
+ gtk_text_set_point( GTK_TEXT(m_text), GET_EDITABLE_POS(m_text) );
+
+ // always use m_defaultStyle, even if it is empty as otherwise
+ // resetting the style and appending some more text wouldn't work: if
+ // we don't specify the style explicitly, the old style would be used
+ gtk_editable_delete_selection( GTK_EDITABLE(m_text) );
+ wxGtkTextInsert(m_text, m_defaultStyle, text.c_str(), text.Len());
+
+ // we called wxGtkTextInsert with correct font, no need to do anything
+ // in UpdateFontIfNeeded() any longer
+ if ( !text.empty() )
+ {
+ SetUpdateFont(false);
+ }
+
+ // Bring editable's cursor back uptodate.
+ SET_EDITABLE_POS(m_text, gtk_text_get_point( GTK_TEXT(m_text) ));
+#endif // GTK 1.x/2.0
}
- else
+ else // single line
{
- /* this moves the cursor pos to behind the inserted text */
- gint len = GTK_EDITABLE(m_text)->current_pos;
+ // First remove the selection if there is one
+ gtk_editable_delete_selection( GTK_EDITABLE(m_text) );
+
+ // This moves the cursor pos to behind the inserted text.
+ gint len = GET_EDITABLE_POS(m_text);
+
+#ifdef __WXGTK20__
+
#if wxUSE_UNICODE
- wxWX2MBbuf buf = text.mbc_str();
- gtk_editable_insert_text( GTK_EDITABLE(m_text), buf, strlen(buf), &len );
+ wxCharBuffer buffer( wxConvUTF8.cWX2MB( text ) );
#else
- gtk_editable_insert_text( GTK_EDITABLE(m_text), text, text.Length(), &len );
+ wxCharBuffer buffer( wxConvUTF8.cWC2MB( wxConvLocal.cWX2WC( text ) ) );
#endif
+ if ( !buffer )
+ {
+ // what else can we do? at least don't crash...
+ return;
+ }
- /* bring editable's cursor uptodate. bug in GTK. */
- GTK_EDITABLE(m_text)->current_pos += text.Len();
+ gtk_editable_insert_text( GTK_EDITABLE(m_text), buffer, strlen(buffer), &len );
- /* bring entry's cursor uptodate. bug in GTK. */
- gtk_entry_set_position( GTK_ENTRY(m_text), GTK_EDITABLE(m_text)->current_pos );
+#else
+ gtk_editable_insert_text( GTK_EDITABLE(m_text), text.c_str(), text.Len(), &len );
+#endif
+
+ // Bring entry's cursor uptodate.
+ gtk_entry_set_position( GTK_ENTRY(m_text), len );
}
+
+ m_modified = oldModified;
}
void wxTextCtrl::AppendText( const wxString &text )
{
- wxCHECK_RET( m_text != NULL, wxT("invalid text ctrl") );
-
- if (text.IsEmpty()) return;
+ SetInsertionPointEnd();
+ WriteText( text );
+}
+wxString wxTextCtrl::GetLineText( long lineNo ) const
+{
if (m_windowStyle & wxTE_MULTILINE)
{
- bool hasSpecialAttributes = m_font.Ok() ||
- m_foregroundColour.Ok() ||
- m_backgroundColour.Ok();
- if ( hasSpecialAttributes )
+#ifndef __WXGTK20__
+ gint len = gtk_text_get_length( GTK_TEXT(m_text) );
+ char *text = gtk_editable_get_chars( GTK_EDITABLE(m_text), 0, len );
+
+ if (text)
{
- gtk_text_insert( GTK_TEXT(m_text),
- m_font.GetInternalFont(),
- m_foregroundColour.GetColor(),
- m_backgroundColour.GetColor(),
- text.mbc_str(), text.length());
+ wxString buf(wxT(""));
+ long i;
+ int currentLine = 0;
+ for (i = 0; currentLine != lineNo && text[i]; i++ )
+ if (text[i] == '\n')
+ currentLine++;
+ // Now get the text
+ int j;
+ for (j = 0; text[i] && text[i] != '\n'; i++, j++ )
+ buf += text[i];
+ g_free( text );
+ return buf;
}
else
{
- /* we'll insert at the last position */
- gint len = gtk_text_get_length( GTK_TEXT(m_text) );
-#if wxUSE_UNICODE
- wxWX2MBbuf buf = text.mbc_str();
- gtk_editable_insert_text( GTK_EDITABLE(m_text), buf, strlen(buf), &len );
+ return wxEmptyString;
+ }
#else
- gtk_editable_insert_text( GTK_EDITABLE(m_text), text, text.Length(), &len );
+ GtkTextIter line;
+ gtk_text_buffer_get_iter_at_line(m_buffer,&line,lineNo);
+ GtkTextIter end;
+ gtk_text_buffer_get_end_iter(m_buffer,&end );
+ gchar *text = gtk_text_buffer_get_text(m_buffer,&line,&end,TRUE);
+ wxString result(wxGTK_CONV_BACK(text));
+ g_free(text);
+ return result.BeforeFirst(wxT('\n'));
#endif
- }
-
- /* bring editable's cursor uptodate. bug in GTK. */
- GTK_EDITABLE(m_text)->current_pos = gtk_text_get_point( GTK_TEXT(m_text) );
}
else
{
- gtk_entry_append_text( GTK_ENTRY(m_text), text.mbc_str() );
+ if (lineNo == 0) return GetValue();
+ return wxEmptyString;
}
}
-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 buf(wxT(""));
- long i;
- int currentLine = 0;
- for (i = 0; currentLine != lineNo && text[i]; i++ )
- if (text[i] == '\n')
- currentLine++;
- // Now get the text
- int j;
- for (j = 0; text[i] && text[i] != '\n'; i++, j++ )
- buf += text[i];
-
- g_free( text );
- return buf;
- }
- else
- return wxEmptyString;
- }
- else
- {
- if (lineNo == 0) return GetValue();
- return wxEmptyString;
- }
-}
-
void wxTextCtrl::OnDropFiles( wxDropFilesEvent &WXUNUSED(event) )
{
/* If you implement this, don't forget to update the documentation!
// cast to prevent warning. But pos really should've been unsigned.
if( (unsigned long)pos > text.Len() )
- return FALSE;
+ return false;
*x=0; // First Col
*y=0; // First Line
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)
{
+#ifdef __WXGTK20__
+ return gtk_text_buffer_get_line_count( m_buffer );
+#else
gint len = gtk_text_get_length( GTK_TEXT(m_text) );
char *text = gtk_editable_get_chars( GTK_EDITABLE(m_text), 0, len );
{
return 0;
}
+#endif
}
else
{
{
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 ); */
-
+#ifdef __WXGTK20__
+ GtkTextIter iter;
+ gtk_text_buffer_get_iter_at_offset( m_buffer, &iter, pos );
+ gtk_text_buffer_place_cursor( m_buffer, &iter );
+ gtk_text_view_scroll_mark_onscreen
+ (
+ GTK_TEXT_VIEW(m_text),
+ gtk_text_buffer_get_insert( m_buffer )
+ );
+#else // GTK+ 1.x
gtk_signal_disconnect_by_func( GTK_OBJECT(m_text),
GTK_SIGNAL_FUNC(gtk_text_changed_callback), (gpointer)this);
/* we fake a set_point by inserting and deleting. as the user
- isn't supposed to get to know about thos non-sense, we
+ isn't supposed to get to know about this non-sense, we
disconnect so that no events are sent to the user program. */
gint tmp = (gint)pos;
gtk_editable_insert_text( GTK_EDITABLE(m_text), " ", 1, &tmp );
gtk_editable_delete_text( GTK_EDITABLE(m_text), tmp-1, tmp );
- gtk_signal_connect( GTK_OBJECT(m_text), "changed",
- GTK_SIGNAL_FUNC(gtk_text_changed_callback), (gpointer)this);
+ gtk_signal_connect( GTK_OBJECT(m_text), "changed",
+ GTK_SIGNAL_FUNC(gtk_text_changed_callback), (gpointer)this);
+
+ // bring editable's cursor uptodate. Bug in GTK.
+ SET_EDITABLE_POS(m_text, gtk_text_get_point( GTK_TEXT(m_text) ));
+#endif // GTK+ 2/1
+ }
+ else
+ {
+ gtk_entry_set_position( GTK_ENTRY(m_text), (int)pos );
+
+ // Bring editable's cursor uptodate. Bug in GTK.
+ SET_EDITABLE_POS(m_text, (guint32)pos);
+ }
+}
+
+void wxTextCtrl::SetInsertionPointEnd()
+{
+ wxCHECK_RET( m_text != NULL, wxT("invalid text ctrl") );
+
+ if (m_windowStyle & wxTE_MULTILINE)
+ {
+#ifdef __WXGTK20__
+ GtkTextIter end;
+ gtk_text_buffer_get_end_iter( m_buffer, &end );
+ gtk_text_buffer_place_cursor( m_buffer, &end );
+#else
+ SetInsertionPoint(gtk_text_get_length(GTK_TEXT(m_text)));
+#endif
+ }
+ 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)
+ {
+#ifdef __WXGTK20__
+ gtk_text_view_set_editable( GTK_TEXT_VIEW(m_text), editable );
+#else
+ gtk_text_set_editable( GTK_TEXT(m_text), editable );
+#endif
+ }
+ else
+ {
+ gtk_entry_set_editable( GTK_ENTRY(m_text), editable );
+ }
+}
+
+bool wxTextCtrl::Enable( bool enable )
+{
+ if (!wxWindowBase::Enable(enable))
+ {
+ // nothing to do
+ return false;
+ }
+
+ if (m_windowStyle & wxTE_MULTILINE)
+ {
+#ifdef __WXGTK20__
+ SetEditable( enable );
+#else
+ gtk_text_set_editable( GTK_TEXT(m_text), enable );
+ OnParentEnable(enable);
+#endif
+ }
+ else
+ {
+ gtk_widget_set_sensitive( m_text, enable );
+ }
+
+ return true;
+}
+
+// wxGTK-specific: called recursively by Enable,
+// to give widgets an oppprtunity to correct their colours after they
+// have been changed by Enable
+void wxTextCtrl::OnParentEnable( bool 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()
+{
+ m_modified = true;
+}
+
+void wxTextCtrl::DiscardEdits()
+{
+ m_modified = false;
+}
- /* bring editable's cursor uptodate. another bug in GTK. */
+// ----------------------------------------------------------------------------
+// max text length support
+// ----------------------------------------------------------------------------
- GTK_EDITABLE(m_text)->current_pos = gtk_text_get_point( GTK_TEXT(m_text) );
- }
- else
- {
- gtk_entry_set_position( GTK_ENTRY(m_text), (int)pos );
+void wxTextCtrl::IgnoreNextTextUpdate()
+{
+ m_ignoreNextUpdate = true;
+}
- /* bring editable's cursor uptodate. bug in GTK. */
+bool wxTextCtrl::IgnoreTextUpdate()
+{
+ if ( m_ignoreNextUpdate )
+ {
+ m_ignoreNextUpdate = false;
- GTK_EDITABLE(m_text)->current_pos = (guint32)pos;
+ return true;
}
+
+ return false;
}
-void wxTextCtrl::SetInsertionPointEnd()
+void wxTextCtrl::SetMaxLength(unsigned long len)
{
- 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 );
+ if ( !HasFlag(wxTE_MULTILINE) )
+ {
+ gtk_entry_set_max_length(GTK_ENTRY(m_text), len);
+
+ // there is a bug in GTK+ 1.2.x: "changed" signal is emitted even if
+ // we had tried to enter more text than allowed by max text length and
+ // the text wasn't really changed
+ //
+ // to detect this and generate TEXT_MAXLEN event instead of
+ // TEXT_CHANGED one in this case we also catch "insert_text" signal
+ //
+ // when max len is set to 0 we disconnect our handler as it means that
+ // we shouldn't check anything any more
+ if ( len )
+ {
+ gtk_signal_connect( GTK_OBJECT(m_text),
+ "insert_text",
+ GTK_SIGNAL_FUNC(gtk_insert_text_callback),
+ (gpointer)this);
+ }
+ else // no checking
+ {
+ gtk_signal_disconnect_by_func
+ (
+ GTK_OBJECT(m_text),
+ GTK_SIGNAL_FUNC(gtk_insert_text_callback),
+ (gpointer)this
+ );
+ }
+ }
}
-void wxTextCtrl::SetEditable( bool editable )
+void wxTextCtrl::SetSelection( long from, long to )
{
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 (from == -1 && to == -1)
+ {
+ from = 0;
+ to = GetValue().Length();
+ }
-bool wxTextCtrl::Enable( bool enable )
-{
- if (!wxWindowBase::Enable(enable))
+#ifndef __WXGTK20__
+ if ( (m_windowStyle & wxTE_MULTILINE) &&
+ !GTK_TEXT(m_text)->line_start_cache )
{
- // nothing to do
- return FALSE;
+ // tell the programmer that it didn't work
+ wxLogDebug(_T("Can't call SetSelection() before realizing the control"));
+ return;
}
+#endif
if (m_windowStyle & wxTE_MULTILINE)
{
- gtk_text_set_editable( GTK_TEXT(m_text), enable );
+#ifdef __WXGTK20__
+ 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
+ gtk_editable_select_region( GTK_EDITABLE(m_text), (gint)from, (gint)to );
+#endif
}
else
{
- gtk_widget_set_sensitive( m_text, enable );
+ gtk_editable_select_region( GTK_EDITABLE(m_text), (gint)from, (gint)to );
}
-
- return TRUE;
}
-void wxTextCtrl::DiscardEdits()
+void wxTextCtrl::ShowPosition( long pos )
{
- m_modified = FALSE;
+ if (m_windowStyle & wxTE_MULTILINE)
+ {
+#ifdef __WXGTK20__
+ GtkTextIter iter;
+ gtk_text_buffer_get_start_iter( m_buffer, &iter );
+ gtk_text_iter_set_offset( &iter, pos );
+ GtkTextMark *mark = gtk_text_buffer_create_mark( m_buffer, NULL, &iter, TRUE );
+ gtk_text_view_scroll_to_mark( GTK_TEXT_VIEW(m_text), mark, 0.0, FALSE, 0.0, 0.0 );
+#else // GTK 1.x
+ GtkAdjustment *vp = GTK_TEXT(m_text)->vadj;
+ float totalLines = (float) GetNumberOfLines();
+ long posX;
+ long posY;
+ PositionToXY(pos, &posX, &posY);
+ float posLine = (float) posY;
+ float p = (posLine/totalLines)*(vp->upper - vp->lower) + vp->lower;
+ gtk_adjustment_set_value(GTK_TEXT(m_text)->vadj, p);
+#endif // GTK 1.x/2.x
+ }
}
-void wxTextCtrl::SetSelection( long from, long to )
+#ifdef __WXGTK20__
+
+wxTextCtrlHitTestResult
+wxTextCtrl::HitTest(const wxPoint& pt, long *pos) const
{
- wxCHECK_RET( m_text != NULL, wxT("invalid text ctrl") );
+ if ( !IsMultiLine() )
+ {
+ // not supported
+ return wxTE_HT_UNKNOWN;
+ }
- gtk_editable_select_region( GTK_EDITABLE(m_text), (gint)from, (gint)to );
+ 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;
}
-void wxTextCtrl::ShowPosition( long WXUNUSED(pos) )
-{
-// SetInsertionPoint( pos );
-}
+#endif // __WXGTK20__
long wxTextCtrl::GetInsertionPoint() const
{
wxCHECK_MSG( m_text != NULL, 0, wxT("invalid text ctrl") );
- return (long) GTK_EDITABLE(m_text)->current_pos;
+#ifdef __WXGTK20__
+ if (m_windowStyle & wxTE_MULTILINE)
+ {
+ // 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
+#endif
+ {
+ return (long) GET_EDITABLE_POS(m_text);
+ }
}
-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)
+ {
+#ifdef __WXGTK20__
+ GtkTextIter end;
+ gtk_text_buffer_get_end_iter( m_buffer, &end );
+
+ pos = gtk_text_iter_get_offset( &end );
+#else
pos = gtk_text_get_length( GTK_TEXT(m_text) );
+#endif
+ }
else
+ {
pos = GTK_ENTRY(m_text)->text_length;
+ }
return (long)pos;
}
{
wxCHECK_RET( m_text != NULL, wxT("invalid text ctrl") );
+#ifdef __WXGTK20__
+ if (m_windowStyle & wxTE_MULTILINE)
+ {
+ GtkTextIter fromi, toi;
+ gtk_text_buffer_get_iter_at_offset( m_buffer, &fromi, from );
+ gtk_text_buffer_get_iter_at_offset( m_buffer, &toi, to );
+
+ gtk_text_buffer_delete( m_buffer, &fromi, &toi );
+ }
+ else // single line
+#endif
gtk_editable_delete_text( GTK_EDITABLE(m_text), (gint)from, (gint)to );
}
{
wxCHECK_RET( m_text != NULL, wxT("invalid text ctrl") );
- gtk_editable_delete_text( GTK_EDITABLE(m_text), (gint)from, (gint)to );
+ Remove( from, to );
- if (!value.IsEmpty())
+ if (!value.empty())
{
+#ifdef __WXGTK20__
+ SetInsertionPoint( from );
+ WriteText( value );
+#else // GTK 1.x
gint pos = (gint)from;
#if wxUSE_UNICODE
wxWX2MBbuf buf = value.mbc_str();
gtk_editable_insert_text( GTK_EDITABLE(m_text), buf, strlen(buf), &pos );
#else
gtk_editable_insert_text( GTK_EDITABLE(m_text), value, value.Length(), &pos );
-#endif
+#endif // wxUSE_UNICODE
+#endif // GTK 1.x/2.x
}
}
{
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 );
+#ifdef __WXGTK20__
+ if (m_windowStyle & wxTE_MULTILINE)
+ g_signal_emit_by_name(m_text, "cut-clipboard");
+ else
#endif
+ gtk_editable_cut_clipboard(GTK_EDITABLE(m_text) DUMMY_CLIPBOARD_ARG);
}
void wxTextCtrl::Copy()
{
wxCHECK_RET( m_text != NULL, wxT("invalid text ctrl") );
-#if (GTK_MINOR_VERSION > 0)
- gtk_editable_copy_clipboard( GTK_EDITABLE(m_text) );
-#else
- gtk_editable_copy_clipboard( GTK_EDITABLE(m_text), 0 );
+#ifdef __WXGTK20__
+ if (m_windowStyle & wxTE_MULTILINE)
+ g_signal_emit_by_name(m_text, "copy-clipboard");
+ else
#endif
+ gtk_editable_copy_clipboard(GTK_EDITABLE(m_text) DUMMY_CLIPBOARD_ARG);
}
void wxTextCtrl::Paste()
{
wxCHECK_RET( m_text != NULL, wxT("invalid text ctrl") );
-#if (GTK_MINOR_VERSION > 0)
- gtk_editable_paste_clipboard( GTK_EDITABLE(m_text) );
-#else
- gtk_editable_paste_clipboard( GTK_EDITABLE(m_text), 0 );
+#ifdef __WXGTK20__
+ if (m_windowStyle & wxTE_MULTILINE)
+ g_signal_emit_by_name(m_text, "paste-clipboard");
+ else
#endif
-}
-
-bool wxTextCtrl::CanCopy() const
-{
- // Can copy if there's a selection
- long from, to;
- GetSelection(& from, & to);
- return (from != to) ;
-}
-
-bool wxTextCtrl::CanCut() const
-{
- // Can cut if there's a selection
- long from, to;
- GetSelection(& from, & to);
- return (from != to) && (IsEditable());
-}
-
-bool wxTextCtrl::CanPaste() const
-{
- return IsEditable() ;
+ gtk_editable_paste_clipboard(GTK_EDITABLE(m_text) DUMMY_CLIPBOARD_ARG);
}
// Undo/redo
bool wxTextCtrl::CanUndo() const
{
// TODO
- wxFAIL_MSG( wxT("wxTextCtrl::CanUndo not implemented") );
- return FALSE;
+ //wxFAIL_MSG( wxT("wxTextCtrl::CanUndo not implemented") );
+ return false;
}
bool wxTextCtrl::CanRedo() const
{
// TODO
- wxFAIL_MSG( wxT("wxTextCtrl::CanRedo not implemented") );
- return FALSE;
+ //wxFAIL_MSG( wxT("wxTextCtrl::CanRedo not implemented") );
+ return false;
}
// If the return values from and to are the same, there is no
// selection.
-void wxTextCtrl::GetSelection(long* from, long* to) const
+void wxTextCtrl::GetSelection(long* fromOut, long* toOut) const
{
wxCHECK_RET( m_text != NULL, wxT("invalid text ctrl") );
- if (!(GTK_EDITABLE(m_text)->has_selection))
- {
- long i = GetInsertionPoint();
- if (from) *from = i;
- if (to) *to = i;
- return;
- }
+ gint from = -1;
+ gint to = -1;
+ bool haveSelection = false;
+
+#ifdef __WXGTK20__
+ if (m_windowStyle & wxTE_MULTILINE)
+ {
+ GtkTextIter ifrom, ito;
+ if ( gtk_text_buffer_get_selection_bounds(m_buffer, &ifrom, &ito) )
+ {
+ haveSelection = true;
+ from = gtk_text_iter_get_offset(&ifrom);
+ to = gtk_text_iter_get_offset(&ito);
+ }
+ }
+ else // not multi-line
+ {
+ if ( gtk_editable_get_selection_bounds( GTK_EDITABLE(m_text),
+ &from, &to) )
+ {
+ haveSelection = true;
+ }
+ }
+#else // not GTK2
+ if ( (GTK_EDITABLE(m_text)->has_selection) )
+ {
+ haveSelection = true;
+ from = (long) GTK_EDITABLE(m_text)->selection_start_pos;
+ to = (long) GTK_EDITABLE(m_text)->selection_end_pos;
+ }
+#endif
- if (from) *from = (long) GTK_EDITABLE(m_text)->selection_start_pos;
- if (to) *to = (long) GTK_EDITABLE(m_text)->selection_end_pos;
+ if (! haveSelection )
+ from = to = GetInsertionPoint();
+
+ if ( from > to )
+ {
+ // exchange them to be compatible with wxMSW
+ gint tmp = from;
+ from = to;
+ to = tmp;
+ }
+
+ if ( fromOut )
+ *fromOut = from;
+ if ( toOut )
+ *toOut = to;
}
+
bool wxTextCtrl::IsEditable() const
{
- wxCHECK_MSG( m_text != NULL, FALSE, wxT("invalid text ctrl") );
+ wxCHECK_MSG( m_text != NULL, false, wxT("invalid text ctrl") );
+#ifdef __WXGTK20__
+ if (m_windowStyle & wxTE_MULTILINE)
+ {
+ return gtk_text_view_get_editable(GTK_TEXT_VIEW(m_text));
+ }
+ else
+ {
+ return gtk_editable_get_editable(GTK_EDITABLE(m_text));
+ }
+#else
return GTK_EDITABLE(m_text)->editable;
+#endif
}
bool wxTextCtrl::IsModified() const
{
wxCHECK_RET( m_text != NULL, wxT("invalid text ctrl") );
- if ((key_event.KeyCode() == WXK_RETURN) && (m_windowStyle & wxPROCESS_ENTER))
+ if ((key_event.GetKeyCode() == WXK_RETURN) && (m_windowStyle & wxPROCESS_ENTER))
{
wxCommandEvent event(wxEVT_COMMAND_TEXT_ENTER, m_windowId);
event.SetEventObject(this);
if (GetEventHandler()->ProcessEvent(event)) return;
}
- if ((key_event.KeyCode() == WXK_RETURN) && !(m_windowStyle & wxTE_MULTILINE))
+ if ((key_event.GetKeyCode() == WXK_RETURN) && !(m_windowStyle & wxTE_MULTILINE))
{
+ // This will invoke the dialog default action, such
+ // as the clicking the default button.
+
wxWindow *top_frame = m_parent;
while (top_frame->GetParent() && !(top_frame->IsTopLevel()))
top_frame = top_frame->GetParent();
- GtkWindow *window = GTK_WINDOW(top_frame->m_widget);
- if (window->default_widget)
+ if (top_frame && GTK_IS_WINDOW(top_frame->m_widget))
{
- gtk_widget_activate (window->default_widget);
- return;
+ GtkWindow *window = GTK_WINDOW(top_frame->m_widget);
+
+ if (window->default_widget)
+ {
+ gtk_widget_activate (window->default_widget);
+ return;
+ }
}
}
bool wxTextCtrl::IsOwnGtkWindow( GdkWindow *window )
{
if (m_windowStyle & wxTE_MULTILINE)
+ {
+#ifdef __WXGTK20__
+ return window == gtk_text_view_get_window( GTK_TEXT_VIEW( m_text ), GTK_TEXT_WINDOW_TEXT ); // pure guesswork
+#else
return (window == GTK_TEXT(m_text)->text_area);
+#endif
+ }
else
+ {
return (window == 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 )
{
- // for compatibility with other ports: the font is a global controls
- // characteristic, so change the font globally
- wxString value = GetValue();
- if ( !value.IsEmpty() )
- {
- Clear();
+ SetUpdateFont(true);
- AppendText(value);
- }
+ m_defaultStyle.SetFont(font);
+
+ ChangeFontGlobally();
}
- return TRUE;
+ return true;
+}
+
+void wxTextCtrl::ChangeFontGlobally()
+{
+ // this method is very inefficient and hence should be called as rarely as
+ // possible!
+ //
+ // TODO: it can be implemented much more efficiently for GTK2
+#ifndef __WXGTK20__
+ wxASSERT_MSG( (m_windowStyle & wxTE_MULTILINE) && m_updateFont,
+
+ _T("shouldn't be called for single line controls") );
+#else
+ wxASSERT_MSG( (m_windowStyle & wxTE_MULTILINE),
+ _T("shouldn't be called for single line controls") );
+#endif
+
+ wxString value = GetValue();
+ if ( !value.empty() )
+ {
+ SetUpdateFont(false);
+
+ Clear();
+ AppendText(value);
+ }
+}
+
+#ifndef __WXGTK20__
+
+void wxTextCtrl::UpdateFontIfNeeded()
+{
+ if ( m_updateFont )
+ ChangeFontGlobally();
}
-bool wxTextCtrl::SetForegroundColour( const wxColour &WXUNUSED(colour) )
+#endif // GTK+ 1.x
+
+bool wxTextCtrl::SetForegroundColour(const wxColour& colour)
{
- wxCHECK_MSG( m_text != NULL, FALSE, wxT("invalid text ctrl") );
+ if ( !wxControl::SetForegroundColour(colour) )
+ return false;
- // doesn't work
- return FALSE;
+ // update default fg colour too
+ m_defaultStyle.SetTextColour(colour);
+
+ 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") );
- wxControl::SetBackgroundColour( colour );
+ if ( !wxControl::SetBackgroundColour( colour ) )
+ return false;
+#ifndef __WXGTK20__
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;
+#endif
if (!m_backgroundColour.Ok())
- return FALSE;
+ return false;
if (m_windowStyle & wxTE_MULTILINE)
{
+#ifndef __WXGTK20__
GdkWindow *window = GTK_TEXT(m_text)->text_area;
if (!window)
- return FALSE;
+ return false;
m_backgroundColour.CalcPixel( gdk_window_get_colormap( window ) );
gdk_window_set_background( window, m_backgroundColour.GetColor() );
gdk_window_clear( window );
+#endif
}
- return TRUE;
+ // change active background color too
+ m_defaultStyle.SetBackgroundColour( colour );
+
+ return true;
}
-void wxTextCtrl::ApplyWidgetStyle()
+bool wxTextCtrl::SetStyle( long start, long end, const wxTextAttr& style )
{
- if (m_windowStyle & wxTE_MULTILINE)
+ if ( m_windowStyle & wxTE_MULTILINE )
{
- // how ?
+ if ( style.IsDefault() )
+ {
+ // nothing to do
+ return true;
+ }
+#ifdef __WXGTK20__
+ 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 );
+
+ // use the attributes from style which are set in it and fall back
+ // first to the default style and then to the text control default
+ // colours for the others
+ wxTextAttr attr = wxTextAttr::Combine(style, m_defaultStyle, this);
+
+ wxGtkTextApplyTagsFromAttr( m_buffer, attr, &starti, &endi );
+
+ return true;
+#else
+ // VERY dirty way to do that - removes the required text and re-adds it
+ // with styling (FIXME)
+
+ gint l = gtk_text_get_length( GTK_TEXT(m_text) );
+
+ wxCHECK_MSG( start >= 0 && end <= l, false,
+ _T("invalid range in wxTextCtrl::SetStyle") );
+
+ gint old_pos = gtk_editable_get_position( GTK_EDITABLE(m_text) );
+ char *text = gtk_editable_get_chars( GTK_EDITABLE(m_text), start, end );
+ wxString tmp(text,*wxConvCurrent);
+ g_free( text );
+
+ gtk_editable_delete_text( GTK_EDITABLE(m_text), start, end );
+ gtk_editable_set_position( GTK_EDITABLE(m_text), start );
+
+#if wxUSE_UNICODE
+ wxWX2MBbuf buf = tmp.mbc_str();
+ const char *txt = buf;
+ size_t txtlen = strlen(buf);
+#else
+ const char *txt = tmp;
+ size_t txtlen = tmp.length();
+#endif
+
+ // use the attributes from style which are set in it and fall back
+ // first to the default style and then to the text control default
+ // colours for the others
+ wxGtkTextInsert(m_text,
+ wxTextAttr::Combine(style, m_defaultStyle, this),
+ txt,
+ txtlen);
+
+ /* does not seem to help under GTK+ 1.2 !!!
+ gtk_editable_set_position( GTK_EDITABLE(m_text), old_pos ); */
+ SetInsertionPoint( old_pos );
+#endif
+ return true;
}
- else
+ else // singe line
{
- SetWidgetStyle();
- gtk_widget_set_style( m_text, m_widgetStyle );
+ // cannot do this for GTK+'s Entry widget
+ return false;
}
}
+void wxTextCtrl::DoApplyWidgetStyle(GtkRcStyle *style)
+{
+ gtk_widget_modify_style(m_text, style);
+}
+
void wxTextCtrl::OnCut(wxCommandEvent& WXUNUSED(event))
{
Cut();
if (cursor.Ok())
{
+#ifndef __WXGTK20__
GdkWindow *window = (GdkWindow*) NULL;
if (HasFlag(wxTE_MULTILINE))
window = GTK_TEXT(m_text)->text_area;
window = m_widget->window;
if ((window) && !(GTK_WIDGET_NO_WINDOW(m_widget)))
gdk_window_set_cursor( window, cursor.GetCursor() );
+#endif
+ }
+
+ if (g_delayedFocus == this)
+ {
+ if (GTK_WIDGET_REALIZED(m_widget))
+ {
+ gtk_widget_grab_focus( m_widget );
+ g_delayedFocus = NULL;
+ }
}
- UpdateWindowUI();
+ if (wxUpdateUIEvent::CanUpdate(this))
+ UpdateWindowUI(wxUPDATE_UI_FROMIDLE);
}
wxSize wxTextCtrl::DoGetBestSize() const
{
// FIXME should be different for multi-line controls...
wxSize ret( wxControl::DoGetBestSize() );
- return wxSize(80, ret.y);
+ wxSize best(80, ret.y);
+ CacheBestSize(best);
+ return best;
+}
+
+// ----------------------------------------------------------------------------
+// freeze/thaw
+// ----------------------------------------------------------------------------
+
+void wxTextCtrl::Freeze()
+{
+ if ( HasFlag(wxTE_MULTILINE) )
+ {
+#ifdef __WXGTK20__
+ if ( !m_frozenness++ )
+ {
+ // freeze textview updates and remove buffer
+ g_signal_connect( G_OBJECT(m_text), "expose_event",
+ GTK_SIGNAL_FUNC(gtk_text_exposed_callback), (gpointer)this);
+ g_signal_connect( G_OBJECT(m_widget), "expose_event",
+ GTK_SIGNAL_FUNC(gtk_text_exposed_callback), (gpointer)this);
+ gtk_widget_set_sensitive(m_widget, false);
+ g_object_ref(m_buffer);
+ gtk_text_view_set_buffer(GTK_TEXT_VIEW(m_text), gtk_text_buffer_new(NULL));
+ }
+#else
+ gtk_text_freeze(GTK_TEXT(m_text));
+#endif
+ }
+}
+
+void wxTextCtrl::Thaw()
+{
+ if ( HasFlag(wxTE_MULTILINE) )
+ {
+#ifdef __WXGTK20__
+ wxASSERT_MSG( m_frozenness > 0, _T("Thaw() without matching Freeze()") );
+
+ if ( !--m_frozenness )
+ {
+ // Reattach buffer and thaw textview updates
+ gtk_text_view_set_buffer(GTK_TEXT_VIEW(m_text), m_buffer);
+ g_object_unref(m_buffer);
+ gtk_widget_set_sensitive(m_widget, true);
+ g_signal_handlers_disconnect_by_func(m_widget, (gpointer)gtk_text_exposed_callback, this);
+ g_signal_handlers_disconnect_by_func(m_text, (gpointer)gtk_text_exposed_callback, this);
+ }
+#else
+ GTK_TEXT(m_text)->vadj->value = 0.0;
+
+ gtk_text_thaw(GTK_TEXT(m_text));
+#endif
+ }
+}
+
+// ----------------------------------------------------------------------------
+// wxTextUrlEvent passing if style & wxTE_AUTO_URL
+// ----------------------------------------------------------------------------
+
+#ifdef __WXGTK20__
+
+// FIXME: when dragging on a link the sample gets an "Unknown event".
+// This might be an excessive event from us or a buggy wxMouseEvent::Moving() or
+// a buggy sample, or something else
+void wxTextCtrl::OnUrlMouseEvent(wxMouseEvent& event)
+{
+ event.Skip();
+ if(!(m_windowStyle & wxTE_AUTO_URL))
+ return;
+
+ gint x, y;
+ GtkTextIter start, end;
+ GtkTextTag *tag = gtk_text_tag_table_lookup(gtk_text_buffer_get_tag_table(m_buffer),
+ "wxUrl");
+
+ gtk_text_view_window_to_buffer_coords(GTK_TEXT_VIEW(m_text), GTK_TEXT_WINDOW_WIDGET,
+ event.GetX(), event.GetY(), &x, &y);
+
+ gtk_text_view_get_iter_at_location(GTK_TEXT_VIEW(m_text), &end, x, y);
+ if (!gtk_text_iter_has_tag(&end, tag))
+ {
+ gdk_window_set_cursor(gtk_text_view_get_window(GTK_TEXT_VIEW(m_text),
+ GTK_TEXT_WINDOW_TEXT), m_gdkXTermCursor);
+ return;
+ }
+
+ gdk_window_set_cursor(gtk_text_view_get_window(GTK_TEXT_VIEW(m_text),
+ GTK_TEXT_WINDOW_TEXT), m_gdkHandCursor);
+
+ start = end;
+ if(!gtk_text_iter_begins_tag(&start, tag))
+ gtk_text_iter_backward_to_tag_toggle(&start, tag);
+ if(!gtk_text_iter_ends_tag(&end, tag))
+ gtk_text_iter_forward_to_tag_toggle(&end, tag);
+
+ // Native context menu is probably not desired on an URL.
+ // Consider making this dependant on ProcessEvent(wxTextUrlEvent) return value
+ if(event.GetEventType() == wxEVT_RIGHT_DOWN)
+ event.Skip(false);
+
+ wxTextUrlEvent url_event(m_windowId, event,
+ gtk_text_iter_get_offset(&start),
+ gtk_text_iter_get_offset(&end));
+
+ InitCommandEvent(url_event);
+ // Is that a good idea? Seems not (pleasure with gtk_text_view_start_selection_drag)
+ //event.Skip(!GetEventHandler()->ProcessEvent(url_event));
+ GetEventHandler()->ProcessEvent(url_event);
+}
+#endif // gtk2
+
+// ----------------------------------------------------------------------------
+// scrolling
+// ----------------------------------------------------------------------------
+
+GtkAdjustment *wxTextCtrl::GetVAdj() const
+{
+ if ( !IsMultiLine() )
+ return NULL;
+
+#ifdef __WXGTK20__
+ return gtk_scrolled_window_get_vadjustment(GTK_SCROLLED_WINDOW(m_widget));
+#else
+ return GTK_TEXT(m_text)->vadj;
+#endif
+}
+
+bool wxTextCtrl::DoScroll(GtkAdjustment *adj, int diff)
+{
+ float value = adj->value + diff;
+
+ if ( value < 0 )
+ value = 0;
+
+ float upper = adj->upper - adj->page_size;
+ if ( value > upper )
+ value = upper;
+
+ // did we noticeably change the scroll position?
+ if ( fabs(adj->value - value) < 0.2 )
+ {
+ // well, this is what Robert does in wxScrollBar, so it must be good...
+ return false;
+ }
+
+ adj->value = value;
+
+#ifdef __WXGTK20__
+ gtk_adjustment_value_changed(GTK_ADJUSTMENT(adj));
+#else
+ gtk_signal_emit_by_name(GTK_OBJECT(adj), "value_changed");
+#endif
+
+ return true;
+}
+
+bool wxTextCtrl::ScrollLines(int lines)
+{
+ GtkAdjustment *adj = GetVAdj();
+ if ( !adj )
+ return false;
+
+#ifdef __WXGTK20__
+ int diff = (int)ceil(lines*adj->step_increment);
+#else
+ // this is hardcoded to 10 in GTK+ 1.2 (great idea)
+ int diff = 10*lines;
+#endif
+
+ return DoScroll(adj, diff);
+}
+
+bool wxTextCtrl::ScrollPages(int pages)
+{
+ GtkAdjustment *adj = GetVAdj();
+ if ( !adj )
+ return false;
+
+ return DoScroll(adj, (int)ceil(pages*adj->page_increment));
+}
+
+
+// static
+wxVisualAttributes
+wxTextCtrl::GetClassDefaultAttributes(wxWindowVariant WXUNUSED(variant))
+{
+ return GetDefaultAttributesFromGTKWidget(gtk_entry_new, true);
}
projects / wxWidgets.git / blobdiff