/////////////////////////////////////////////////////////////////////////////
-// Name: textctrl.cpp
+// Name: src/gtk/textctrl.cpp
// Purpose:
// Author: Robert Roebling
// Id: $Id$
#include "wx/wxprec.h"
#include "wx/textctrl.h"
-#include "wx/utils.h"
-#include "wx/intl.h"
-#include "wx/log.h"
-#include "wx/math.h"
-#include "wx/settings.h"
-#include "wx/panel.h"
+
+#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 "wx/math.h"
#include "wx/gtk/private.h"
-#include <gdk/gdkkeysyms.h>
-
-//-----------------------------------------------------------------------------
-// idle system
-//-----------------------------------------------------------------------------
-
-extern void wxapp_install_idle_handler();
-extern bool g_isIdle;
-
-//-----------------------------------------------------------------------------
-// data
-//-----------------------------------------------------------------------------
-
-extern wxCursor g_globalCursor;
-extern wxWindowGTK *g_delayedFocus;
// ----------------------------------------------------------------------------
// helpers
}
}
-extern "C" {
-static void wxGtkTextApplyTagsFromAttr(GtkTextBuffer *text_buffer,
+// 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;
- gulong remove_handler_id = g_signal_connect (text_buffer, "remove_tag",
- G_CALLBACK (wxGtkOnRemoveTag), gpointer("WX"));
- gtk_text_buffer_remove_all_tags(text_buffer, start, end);
- g_signal_handler_disconnect (text_buffer, remove_handler_id);
-
if (attr.HasFont())
{
- char *font_string;
+ wxGtkTextRemoveTagsWithPrefix(text_buffer, "WXFONT", start, end);
+
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);
+ 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)
"font-desc", font_description,
NULL );
gtk_text_buffer_apply_tag (text_buffer, tag, start, end);
- g_free (font_string);
+
+ if (attr.GetFont().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())
{
- GdkColor *colFg = attr.GetTextColour().GetColor();
+ 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 ),
if (attr.HasBackgroundColour())
{
- GdkColor *colBg = attr.GetBackgroundColour().GetColor();
+ 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 ),
gtk_text_iter_get_line(start) );
gtk_text_iter_forward_line(¶_end);
- remove_handler_id = g_signal_connect (text_buffer, "remove_tag",
- G_CALLBACK(wxGtkOnRemoveTag),
- gpointer("WXALIGNMENT"));
- gtk_text_buffer_remove_all_tags( text_buffer, ¶_start, ¶_end );
- g_signal_handler_disconnect (text_buffer, remove_handler_id);
+ wxGtkTextRemoveTagsWithPrefix(text_buffer, "WXALIGNMENT", start, end);
GtkJustification align;
switch (attr.GetAlignment())
"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;
+#if GTK_CHECK_VERSION(2,2,0)
+ if (!gtk_check_version(2,2,0))
+ factor = (float)gdk_screen_get_width(gtk_widget_get_screen(text)) /
+ gdk_screen_get_width_mm(gtk_widget_get_screen(text)) / 10;
+ else
+#endif
+ factor = (float)gdk_screen_width() / gdk_screen_width_mm() / 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 buf = tagname.mb_str(wxConvUTF8);
+
+ tag = gtk_text_tag_table_lookup( gtk_text_buffer_get_tag_table( text_buffer ),
+ buf );
+ if (!tag)
+ {
+ // Factor to convert from 1/10th of a mm into pixels
+ float factor;
+#if GTK_CHECK_VERSION(2,2,0)
+ if (!gtk_check_version(2,2,0))
+ factor = (float)gdk_screen_get_width(gtk_widget_get_screen(text)) /
+ gdk_screen_get_width_mm(gtk_widget_get_screen(text)) / 10;
+ else
+#endif
+ factor = (float)gdk_screen_width() / gdk_screen_width_mm() / 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, buf,
+ "tabs", tabArray, NULL );
+ pango_tab_array_free(tabArray);
+ }
+ gtk_text_buffer_apply_tag (text_buffer, tag, ¶_start, ¶_end);
+ }
}
-extern "C" {
static void wxGtkTextInsert(GtkWidget *text,
GtkTextBuffer *text_buffer,
const wxTextAttr& attr,
gtk_text_buffer_get_iter_at_offset (text_buffer, &start, start_offset);
- wxGtkTextApplyTagsFromAttr(text_buffer, attr, &start, &iter);
-}
+ wxGtkTextApplyTagsFromAttr(text, text_buffer, attr, &start, &iter);
}
// ----------------------------------------------------------------------------
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);
if (!win->m_hasVMT) return;
- if (g_isIdle)
- wxapp_install_idle_handler();
+ if ( win->MarkDirtyOnChange() )
+ win->MarkDirty();
- win->SetModified();
+ win->SendTextUpdatedEvent();
+}
+}
+
+//-----------------------------------------------------------------------------
+// clipboard events: "copy-clipboard", "cut-clipboard", "paste-clipboard"
+//-----------------------------------------------------------------------------
- wxCommandEvent event( wxEVT_COMMAND_TEXT_UPDATED, win->GetId() );
+// 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->GetEventHandler()->ProcessEvent( 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" );
}
}
// 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)
void wxTextCtrl::Init()
{
- m_ignoreNextUpdate =
+ m_dontMarkDirty =
m_modified = false;
+
+ m_countUpdatesToIgnore = 0;
+
SetUpdateFont(false);
- m_text =
- m_vScrollbar = (GtkWidget *)NULL;
- m_frozenness = 0;
+
+ m_text = NULL;
+ m_freezeCount = 0;
+ m_showPositionOnThaw = NULL;
m_gdkHandCursor = NULL;
m_gdkXTermCursor = NULL;
}
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 ))
{
return false;
}
-
- m_vScrollbarVisible = false;
-
bool multi_line = (style & wxTE_MULTILINE) != 0;
if (multi_line)
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, GTK_POLICY_AUTOMATIC );
+ 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 );
- // 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 );
+ GTKSetWrapMode();
- if (!HasFlag(wxNO_BORDER))
- gtk_scrolled_window_set_shadow_type( GTK_SCROLLED_WINDOW(m_widget), GTK_SHADOW_IN );
+ GtkScrolledWindowSetBorder(m_widget, style);
gtk_widget_add_events( GTK_WIDGET(m_text), GDK_ENTER_NOTIFY_MASK | GDK_LEAVE_NOTIFY_MASK );
m_text = gtk_entry_new();
if (style & wxNO_BORDER)
- g_object_set( GTK_ENTRY(m_text), "has-frame", FALSE, NULL );
+ g_object_set (m_text, "has-frame", FALSE, NULL);
}
m_parent->DoAddChild( this );
PostCreation(size);
if (multi_line)
+ {
gtk_widget_show(m_text);
+ }
if (!value.empty())
{
}
if (style & wxTE_PASSWORD)
- {
- if (!multi_line)
- gtk_entry_set_visibility( GTK_ENTRY(m_text), FALSE );
- }
+ GTKSetVisibility();
if (style & wxTE_READONLY)
- {
- if (!multi_line)
- gtk_entry_set_editable( GTK_ENTRY(m_text), FALSE );
- else
- gtk_text_view_set_editable( GTK_TEXT_VIEW( m_text), FALSE);
- }
+ GTKSetEditable();
- 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
- }
+ // left justification (alignment) is the default anyhow
+ if ( style & (wxTE_RIGHT | wxTE_CENTRE) )
+ GTKSetJustification();
// We want to be notified about text changes.
if (multi_line)
G_CALLBACK (gtk_text_changed_callback), this);
}
- m_cursor = wxCursor( wxCURSOR_IBEAM );
+ 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);
- wxTextAttr attrDef(GetForegroundColour(), GetBackgroundColour(), GetFont());
- SetDefaultStyle( attrDef );
+ m_cursor = wxCursor( wxCURSOR_IBEAM );
return true;
}
+// ----------------------------------------------------------------------------
+// flags handling
+// ----------------------------------------------------------------------------
+
+void wxTextCtrl::GTKSetEditable()
+{
+ gboolean editable = !HasFlag(wxTE_READONLY);
+ if ( IsSingleLine() )
+ gtk_editable_set_editable(GTK_EDITABLE(m_text), editable);
+ else
+ gtk_text_view_set_editable(GTK_TEXT_VIEW(m_text), editable);
+}
+
+void wxTextCtrl::GTKSetVisibility()
+{
+ // VZ: shouldn't we assert if wxTE_PASSWORD is set for multiline control?
+ if ( IsSingleLine() )
+ gtk_entry_set_visibility(GTK_ENTRY(m_text), !HasFlag(wxTE_PASSWORD));
+}
+
+void wxTextCtrl::GTKSetWrapMode()
+{
+ // no wrapping in single line controls
+ if ( !IsMultiLine() )
+ return;
+
+ // translate wx wrapping style to GTK+
+ GtkWrapMode wrap;
+ if ( HasFlag( wxTE_DONTWRAP ) )
+ wrap = GTK_WRAP_NONE;
+ else if ( HasFlag( wxTE_CHARWRAP ) )
+ wrap = GTK_WRAP_CHAR;
+ else if ( HasFlag( wxTE_WORDWRAP ) )
+ wrap = GTK_WRAP_WORD;
+ else // HasFlag(wxTE_BESTWRAP) always true as wxTE_BESTWRAP == 0
+ {
+ // 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 // __WXGTK24__
+ wrap = GTK_WRAP_WORD;
+ }
-void wxTextCtrl::CalculateScrollbar()
+ gtk_text_view_set_wrap_mode( GTK_TEXT_VIEW( m_text ), wrap );
+}
+
+void wxTextCtrl::GTKSetJustification()
{
+ if ( IsMultiLine() )
+ {
+ 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 // single line
+ {
+#ifdef __WXGTK24__
+ // gtk_entry_set_alignment was introduced in gtk+-2.3.5
+ if (!gtk_check_version(2,4,0))
+ {
+ 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);
+ }
+#endif // __WXGTK24__
+ }
+
}
+void wxTextCtrl::SetWindowStyleFlag(long style)
+{
+ long styleOld = GetWindowStyleFlag();
+
+ wxTextCtrlBase::SetWindowStyleFlag(style);
+
+ if ( (style & wxTE_READONLY) != (styleOld & wxTE_READONLY) )
+ GTKSetEditable();
+
+ if ( (style & wxTE_PASSWORD) != (styleOld & wxTE_PASSWORD) )
+ GTKSetVisibility();
+
+ static const long flagsWrap = wxTE_WORDWRAP | wxTE_CHARWRAP | wxTE_DONTWRAP;
+ if ( (style & flagsWrap) != (styleOld & flagsWrap) )
+ GTKSetWrapMode();
+
+ static const long flagsAlign = wxTE_LEFT | wxTE_CENTRE | wxTE_RIGHT;
+ if ( (style & flagsAlign) != (styleOld & flagsAlign) )
+ GTKSetJustification();
+}
+
+// ----------------------------------------------------------------------------
+// control value
+// ----------------------------------------------------------------------------
+
wxString wxTextCtrl::GetValue() const
{
wxCHECK_MSG( m_text != NULL, wxEmptyString, wxT("invalid text ctrl") );
wxString tmp;
- if (m_windowStyle & wxTE_MULTILINE)
+ if ( IsMultiLine() )
{
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 );
+ wxGtkString 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 );
+ const wxWxCharBuffer buf = wxGTK_CONV_BACK(text);
+ if ( buf )
+ tmp = buf;
}
else
{
- tmp = wxGTK_CONV_BACK( gtk_entry_get_text( GTK_ENTRY(m_text) ) );
+ const gchar *text = gtk_entry_get_text( GTK_ENTRY(m_text) );
+ const wxWxCharBuffer buf = wxGTK_CONV_BACK( text );
+ if ( buf )
+ tmp = buf;
}
return tmp;
}
-void wxTextCtrl::SetValue( const wxString &value )
+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.HasFont() ? style.GetFont().GetEncoding()
+ : 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 wxTextCtrlBase::IsEmpty();
+}
+
+void wxTextCtrl::DoSetValue( const wxString &value, int flags )
{
wxCHECK_RET( m_text != NULL, wxT("invalid text ctrl") );
- if (m_windowStyle & wxTE_MULTILINE)
+ // the control won't be modified any more as we programmatically replace
+ // all the existing text, so reset the flag and don't set it again (and do
+ // it now, before the text event handler is ran so that IsModified() called
+ // from there returns the expected value)
+ m_modified = false;
+ DontMarkDirtyOnNextChange();
+
+ wxFontEncoding enc = m_defaultStyle.HasFont()
+ ? m_defaultStyle.GetFont().GetEncoding()
+ : wxFONTENCODING_SYSTEM;
+ if ( enc == wxFONTENCODING_SYSTEM )
+ enc = GetTextEncoding();
+
+ const wxCharBuffer buffer(wxGTK_CONV_ENC(value, enc));
+ if ( !buffer )
{
-#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();
+ // 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 ( !buffer )
- {
- // what else can we do? at least don't crash...
- return;
- }
+ // if the control is not empty, two "changed" signals are emitted,
+ // otherwise only one and we need to ignore either both or one of them
+ int ignore = flags & SetValue_SendEvent ? 0 : 1;
+ if ( !IsEmpty() )
+ ignore++;
+ if ( ignore )
+ IgnoreNextTextUpdate(ignore);
+
+ if ( IsMultiLine() )
+ {
gtk_text_buffer_set_text( m_buffer, buffer, strlen(buffer) );
+
+ if ( !m_defaultStyle.IsDefault() )
+ {
+ GtkTextIter start, end;
+ gtk_text_buffer_get_bounds( m_buffer, &start, &end );
+ wxGtkTextApplyTagsFromAttr(m_widget, m_buffer, m_defaultStyle,
+ &start, &end);
+ }
}
- else
+ else // single line
{
- gtk_entry_set_text( GTK_ENTRY(m_text), wxGTK_CONV( value ) );
+ gtk_entry_set_text( GTK_ENTRY(m_text), buffer );
}
+ // if, for whatever reason, the callback wasn't called the expected number
+ // of times, still reset the flags to the default values
+ m_dontMarkDirty = false;
+ m_countUpdatesToIgnore = 0;
+
+
// GRG, Jun/2000: Changed this after a lot of discussion in
// the lists. wxWidgets 2.2 will have a set of flags to
// customize this behaviour.
SetInsertionPoint(0);
-
- m_modified = false;
}
void wxTextCtrl::WriteText( const wxString &text )
if ( text.empty() )
return;
- // gtk_text_changed_callback() will set m_modified to true but m_modified
- // shouldn't be changed by the program writing to the text control itself,
- // so save the old value and restore when we're done
- bool oldModified = m_modified;
+ // check if we have a specific style for the current position
+ wxFontEncoding enc = wxFONTENCODING_SYSTEM;
+ wxTextAttr style;
+ if ( GetStyle(GetInsertionPoint(), style) && style.HasFont() )
+ {
+ enc = style.GetFont().GetEncoding();
+ }
+
+ if ( enc == wxFONTENCODING_SYSTEM )
+ enc = GetTextEncoding();
- if ( m_windowStyle & wxTE_MULTILINE )
+ const wxCharBuffer buffer(wxGTK_CONV_ENC(text, enc));
+ if ( !buffer )
{
-#if wxUSE_UNICODE
- wxCharBuffer buffer( wxConvUTF8.cWX2MB( text ) );
-#else
- wxCharBuffer buffer( wxConvUTF8.cWC2MB( wxConvLocal.cWX2WC( text ) ) );
-#endif
- if ( !buffer )
- {
- // what else can we do? at least don't crash...
- return;
- }
+ // 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;
+ }
- // TODO: Call whatever is needed to delete the selection.
+ // we're changing the text programmatically
+ DontMarkDirtyOnNextChange();
+
+ if ( IsMultiLine() )
+ {
+ // 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);
+
+ // Insert the text
wxGtkTextInsert( m_text, m_buffer, m_defaultStyle, buffer );
GtkAdjustment *adj = gtk_scrolled_window_get_vadjustment( GTK_SCROLLED_WINDOW(m_widget) );
// Scroll to cursor, but only if scrollbar thumb is at the very bottom
- if ( wxIsSameDouble(adj->value, adj->upper - adj->page_size) )
+ // 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 );
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);
-
-#if wxUSE_UNICODE
- wxCharBuffer buffer( wxConvUTF8.cWX2MB( text ) );
-#else
- wxCharBuffer buffer( wxConvUTF8.cWC2MB( wxConvLocal.cWX2WC( text ) ) );
-#endif
- if ( !buffer )
- {
- // what else can we do? at least don't crash...
- return;
- }
+ gint len = gtk_editable_get_position(GTK_EDITABLE(m_text));
gtk_editable_insert_text( GTK_EDITABLE(m_text), buffer, strlen(buffer), &len );
// Bring entry's cursor uptodate.
- gtk_entry_set_position( GTK_ENTRY(m_text), len );
+ gtk_editable_set_position( GTK_EDITABLE(m_text), len );
}
-
- m_modified = oldModified;
}
void wxTextCtrl::AppendText( const wxString &text )
wxString wxTextCtrl::GetLineText( long lineNo ) const
{
- if (m_windowStyle & wxTE_MULTILINE)
+ wxString result;
+ if ( IsMultiLine() )
{
GtkTextIter line;
gtk_text_buffer_get_iter_at_line(m_buffer,&line,lineNo);
+
GtkTextIter end = line;
- gtk_text_iter_forward_to_line_end(&end);
- gchar *text = gtk_text_buffer_get_text(m_buffer,&line,&end,TRUE);
- wxString result(wxGTK_CONV_BACK(text));
- g_free(text);
- return result;
+ // 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);
+
+ wxGtkString text(gtk_text_buffer_get_text(m_buffer, &line, &end, true));
+ result = wxGTK_CONV_BACK(text);
}
else
{
- if (lineNo == 0) return GetValue();
- return wxEmptyString;
+ if (lineNo == 0)
+ result = GetValue();
}
+ return result;
}
void wxTextCtrl::OnDropFiles( wxDropFilesEvent &WXUNUSED(event) )
bool wxTextCtrl::PositionToXY(long pos, long *x, long *y ) const
{
- if ( m_windowStyle & wxTE_MULTILINE )
+ if ( IsMultiLine() )
{
GtkTextIter iter;
- gtk_text_buffer_get_iter_at_offset(m_buffer, &iter, pos);
- if (gtk_text_iter_is_end(&iter))
+
+ if (pos > GetLastPosition())
return false;
- *y = gtk_text_iter_get_line(&iter);
- *x = gtk_text_iter_get_line_offset(&iter);
+ 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 ( pos <= GTK_ENTRY(m_text)->text_length )
{
- *y = 0;
- *x = pos;
+ if ( y )
+ *y = 0;
+ if ( x )
+ *x = pos;
}
else
{
long wxTextCtrl::XYToPosition(long x, long y ) const
{
- if (!(m_windowStyle & wxTE_MULTILINE)) return 0;
+ if ( IsSingleLine() )
+ return 0;
GtkTextIter iter;
if (y >= gtk_text_buffer_get_line_count (m_buffer))
int wxTextCtrl::GetLineLength(long lineNo) const
{
- if (m_windowStyle & wxTE_MULTILINE)
+ if ( IsMultiLine() )
{
int last_line = gtk_text_buffer_get_line_count( m_buffer ) - 1;
if (lineNo > last_line)
else
{
wxString str = GetLineText (lineNo);
- return (int) str.Length();
+ 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
+ }
+ else // single line
+ {
return 1;
+ }
}
void wxTextCtrl::SetInsertionPoint( long pos )
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 )
- );
+ GtkTextMark* mark = gtk_text_buffer_get_insert(m_buffer);
+ if (IsFrozen())
+ // defer until Thaw, text view is not using m_buffer now
+ m_showPositionOnThaw = mark;
+ else
+ gtk_text_view_scroll_mark_onscreen(GTK_TEXT_VIEW(m_text), mark);
}
else
{
- gtk_entry_set_position( GTK_ENTRY(m_text), (int)pos );
-
- // Bring editable's cursor uptodate. Bug in GTK.
- SET_EDITABLE_POS(m_text, (guint32)pos);
+ // FIXME: Is the editable's cursor really uptodate without double set_position in GTK2?
+ gtk_editable_set_position(GTK_EDITABLE(m_text), int(pos));
}
}
void wxTextCtrl::SetInsertionPointEnd()
{
- wxCHECK_RET( m_text != NULL, wxT("invalid text ctrl") );
-
- if (m_windowStyle & wxTE_MULTILINE)
- {
- GtkTextIter end;
- gtk_text_buffer_get_end_iter( m_buffer, &end );
- gtk_text_buffer_place_cursor( m_buffer, &end );
- }
- else
- {
- gtk_entry_set_position( GTK_ENTRY(m_text), -1 );
- }
+ SetInsertionPoint(-1);
}
void wxTextCtrl::SetEditable( bool editable )
{
wxCHECK_RET( m_text != NULL, wxT("invalid text ctrl") );
- if (m_windowStyle & wxTE_MULTILINE)
+ if ( IsMultiLine() )
{
gtk_text_view_set_editable( GTK_TEXT_VIEW(m_text), editable );
}
else
{
- gtk_entry_set_editable( GTK_ENTRY(m_text), editable );
+ gtk_editable_set_editable( GTK_EDITABLE(m_text), editable );
}
}
return false;
}
- if (m_windowStyle & wxTE_MULTILINE)
+ if ( IsMultiLine() )
{
SetEditable( enable );
}
}
// wxGTK-specific: called recursively by Enable,
-// to give widgets an oppprtunity to correct their colours after they
+// to give widgets an opportunity to correct their colours after they
// have been changed by Enable
-void wxTextCtrl::OnParentEnable( bool enable )
+void wxTextCtrl::OnEnabled( bool 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
// max text length support
// ----------------------------------------------------------------------------
-void wxTextCtrl::IgnoreNextTextUpdate()
-{
- m_ignoreNextUpdate = true;
-}
-
bool wxTextCtrl::IgnoreTextUpdate()
{
- if ( m_ignoreNextUpdate )
+ if ( m_countUpdatesToIgnore > 0 )
{
- m_ignoreNextUpdate = false;
+ m_countUpdatesToIgnore--;
return true;
}
return false;
}
+bool wxTextCtrl::MarkDirtyOnChange()
+{
+ if ( m_dontMarkDirty )
+ {
+ m_dontMarkDirty = false;
+
+ return false;
+ }
+
+ return true;
+}
+
void wxTextCtrl::SetMaxLength(unsigned long len)
{
if ( !HasFlag(wxTE_MULTILINE) )
if (from == -1 && to == -1)
{
from = 0;
- to = GetValue().Length();
+ to = GetValue().length();
}
- if (m_windowStyle & wxTE_MULTILINE)
+ if ( IsMultiLine() )
{
GtkTextIter fromi, toi;
gtk_text_buffer_get_iter_at_offset( m_buffer, &fromi, from );
void wxTextCtrl::ShowPosition( long pos )
{
- if (m_windowStyle & wxTE_MULTILINE)
+ if (IsMultiLine())
{
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 );
+ 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);
}
}
{
wxCHECK_MSG( m_text != NULL, 0, wxT("invalid text ctrl") );
- if (m_windowStyle & wxTE_MULTILINE)
+ if ( IsMultiLine() )
{
// There is no direct accessor for the cursor, but
// internally, the cursor is the "mark" called
}
else
{
- return (long) GET_EDITABLE_POS(m_text);
+ return (long) gtk_editable_get_position(GTK_EDITABLE(m_text));
}
}
int pos = 0;
- if (m_windowStyle & wxTE_MULTILINE)
+ if ( IsMultiLine() )
{
GtkTextIter end;
gtk_text_buffer_get_end_iter( m_buffer, &end );
{
wxCHECK_RET( m_text != NULL, wxT("invalid text ctrl") );
- if (m_windowStyle & wxTE_MULTILINE)
+ if ( IsMultiLine() )
{
GtkTextIter fromi, toi;
gtk_text_buffer_get_iter_at_offset( m_buffer, &fromi, from );
{
wxCHECK_RET( m_text != NULL, wxT("invalid text ctrl") );
- if (m_windowStyle & wxTE_MULTILINE)
+ if ( IsMultiLine() )
g_signal_emit_by_name (m_text, "cut-clipboard");
else
- gtk_editable_cut_clipboard(GTK_EDITABLE(m_text) DUMMY_CLIPBOARD_ARG);
+ gtk_editable_cut_clipboard(GTK_EDITABLE(m_text));
}
void wxTextCtrl::Copy()
{
wxCHECK_RET( m_text != NULL, wxT("invalid text ctrl") );
- if (m_windowStyle & wxTE_MULTILINE)
+ if ( IsMultiLine() )
g_signal_emit_by_name (m_text, "copy-clipboard");
else
- gtk_editable_copy_clipboard(GTK_EDITABLE(m_text) DUMMY_CLIPBOARD_ARG);
+ gtk_editable_copy_clipboard(GTK_EDITABLE(m_text));
}
void wxTextCtrl::Paste()
{
wxCHECK_RET( m_text != NULL, wxT("invalid text ctrl") );
- if (m_windowStyle & wxTE_MULTILINE)
+ if ( IsMultiLine() )
g_signal_emit_by_name (m_text, "paste-clipboard");
else
- gtk_editable_paste_clipboard(GTK_EDITABLE(m_text) DUMMY_CLIPBOARD_ARG);
+ gtk_editable_paste_clipboard(GTK_EDITABLE(m_text));
}
// Undo/redo
gint to = -1;
bool haveSelection = false;
- if (m_windowStyle & wxTE_MULTILINE)
+ if ( IsMultiLine() )
{
GtkTextIter ifrom, ito;
if ( gtk_text_buffer_get_selection_bounds(m_buffer, &ifrom, &ito) )
{
wxCHECK_MSG( m_text != NULL, false, wxT("invalid text ctrl") );
- if (m_windowStyle & wxTE_MULTILINE)
+ if ( IsMultiLine() )
{
return gtk_text_view_get_editable(GTK_TEXT_VIEW(m_text));
}
{
wxCHECK_RET( m_text != NULL, wxT("invalid text ctrl") );
- if ((key_event.GetKeyCode() == WXK_RETURN) && (m_windowStyle & wxPROCESS_ENTER))
- {
- wxCommandEvent event(wxEVT_COMMAND_TEXT_ENTER, m_windowId);
- event.SetEventObject(this);
- event.SetString(GetValue());
- if (GetEventHandler()->ProcessEvent(event)) return;
- }
-
- if ((key_event.GetKeyCode() == WXK_RETURN) && !(m_windowStyle & wxTE_MULTILINE))
+ if ( key_event.GetKeyCode() == WXK_RETURN )
{
- // 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();
+ if ( HasFlag(wxTE_PROCESS_ENTER) )
+ {
+ wxCommandEvent event(wxEVT_COMMAND_TEXT_ENTER, m_windowId);
+ event.SetEventObject(this);
+ event.SetString(GetValue());
+ if ( GetEventHandler()->ProcessEvent(event) )
+ return;
+ }
- if (top_frame && GTK_IS_WINDOW(top_frame->m_widget))
+ // FIXME: this is not the right place to do it, wxDialog::OnCharHook()
+ // probably is
+ if ( IsSingleLine() )
{
- GtkWindow *window = GTK_WINDOW(top_frame->m_widget);
+ // 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();
- 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;
+ }
}
}
}
return GTK_WIDGET(m_text);
}
-bool wxTextCtrl::IsOwnGtkWindow( GdkWindow *window )
+GdkWindow *wxTextCtrl::GTKGetWindow(wxArrayGdkWindows& WXUNUSED(windows)) const
{
- if (m_windowStyle & wxTE_MULTILINE)
+ if ( IsMultiLine() )
{
- return window == gtk_text_view_get_window( GTK_TEXT_VIEW( m_text ), GTK_TEXT_WINDOW_TEXT ); // pure guesswork
+ return gtk_text_view_get_window(GTK_TEXT_VIEW(m_text),
+ GTK_TEXT_WINDOW_TEXT );
}
else
{
- return (window == GTK_ENTRY(m_text)->text_area);
+ return GTK_ENTRY(m_text)->text_area;
}
}
return false;
}
- if ( m_windowStyle & wxTE_MULTILINE )
+ if ( IsMultiLine() )
{
SetUpdateFont(true);
// possible!
//
// TODO: it can be implemented much more efficiently for GTK2
- wxASSERT_MSG( (m_windowStyle & wxTE_MULTILINE),
+ wxASSERT_MSG( IsMultiLine(),
_T("shouldn't be called for single line controls") );
wxString value = GetValue();
bool wxTextCtrl::SetStyle( long start, long end, const wxTextAttr& style )
{
- if ( m_windowStyle & wxTE_MULTILINE )
+ if ( IsMultiLine() )
{
if ( style.IsDefault() )
{
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 );
+ wxGtkTextApplyTagsFromAttr( m_widget, m_buffer, style, &starti, &endi );
return true;
}
+ //else: single line text controls don't support styles
- // else single line
- // cannot do this for GTK+'s Entry widget
return false;
}
event.Enable( CanRedo() );
}
-void wxTextCtrl::OnInternalIdle()
-{
- wxCursor cursor = m_cursor;
- if (g_globalCursor.Ok()) cursor = g_globalCursor;
-
- if (g_delayedFocus == this)
- {
- if (GTK_WIDGET_REALIZED(m_widget))
- {
- gtk_widget_grab_focus( m_widget );
- g_delayedFocus = NULL;
- }
- }
-
- if (wxUpdateUIEvent::CanUpdate(this))
- UpdateWindowUI(wxUPDATE_UI_FROMIDLE);
-}
-
wxSize wxTextCtrl::DoGetBestSize() const
{
// FIXME should be different for multi-line controls...
void wxTextCtrl::Freeze()
{
+ wxCHECK_RET(m_text != NULL, wxT("invalid text ctrl"));
+
if ( HasFlag(wxTE_MULTILINE) )
{
- if ( !m_frozenness++ )
+ if (m_freezeCount++ == 0)
{
// freeze textview updates and remove buffer
g_signal_connect (m_text, "expose_event",
G_CALLBACK (gtk_text_exposed_callback), this);
gtk_widget_set_sensitive(m_widget, false);
g_object_ref(m_buffer);
- gtk_text_view_set_buffer(GTK_TEXT_VIEW(m_text), gtk_text_buffer_new(NULL));
+ 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);
}
}
}
{
if ( HasFlag(wxTE_MULTILINE) )
{
- wxASSERT_MSG( m_frozenness > 0, _T("Thaw() without matching Freeze()") );
+ wxCHECK_RET(m_freezeCount != 0, _T("Thaw() without matching Freeze()"));
- if ( !--m_frozenness )
+ if (--m_freezeCount == 0)
{
// Reattach buffer and thaw textview updates
gtk_text_view_set_buffer(GTK_TEXT_VIEW(m_text), m_buffer);
(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;
+ }
}
}
}
void wxTextCtrl::OnUrlMouseEvent(wxMouseEvent& event)
{
event.Skip();
- if(!(m_windowStyle & wxTE_AUTO_URL))
+ if( !HasFlag(wxTE_AUTO_URL) )
return;
gint x, y;
GetEventHandler()->ProcessEvent(url_event);
}
-// ----------------------------------------------------------------------------
-// scrolling
-// ----------------------------------------------------------------------------
-
-GtkAdjustment *wxTextCtrl::GetVAdj() const
-{
- if ( !IsMultiLine() )
- return NULL;
-
- return gtk_scrolled_window_get_vadjustment(GTK_SCROLLED_WINDOW(m_widget));
-}
-
-bool wxTextCtrl::DoScroll(GtkAdjustment *adj, int diff)
+bool wxTextCtrl::GTKProcessEvent(wxEvent& event) const
{
- float value = adj->value + diff;
+ bool rc = wxTextCtrlBase::GTKProcessEvent(event);
- 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;
-
- gtk_adjustment_value_changed(GTK_ADJUSTMENT(adj));
-
- return true;
+ // GtkTextView starts a drag operation when left mouse button is pressed
+ // and ends it when it is released and if it doesn't get the release event
+ // the next click on a control results in an assertion failure inside
+ // gtk_text_view_start_selection_drag() which simply *kills* the program
+ // without anything we can do about it, so always let GTK+ have this event
+ return rc && (IsSingleLine() || event.GetEventType() != wxEVT_LEFT_UP);
}
-bool wxTextCtrl::ScrollLines(int lines)
-{
- GtkAdjustment *adj = GetVAdj();
- if ( !adj )
- return false;
-
- int diff = (int)ceil(lines*adj->step_increment);
-
- 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))
projects / wxWidgets.git / blobdiff