Missing header.

[wxWidgets.git] / src / gtk / textctrl.cpp

diff --git a/src/gtk/textctrl.cpp b/src/gtk/textctrl.cpp
index c3b61e8e3e6dada6d27b50fe8e30232b1628a77b..4417e2c99c84b3fbe66b941ea9a8d5414e3c6214 100644 (file)
--- a/src/gtk/textctrl.cpp
+++ b/src/gtk/textctrl.cpp
@@ -17,10 +17,10 @@
     #include "wx/log.h"
     #include "wx/utils.h"
     #include "wx/panel.h"
+    #include "wx/settings.h"
 #endif
 
 #include "wx/math.h"
-#include "wx/settings.h"
 #include "wx/strconv.h"
 #include "wx/fontutil.h"        // for wxNativeFontInfo (GetNativeFontInfo())
 
@@ -454,7 +454,8 @@ gtk_text_changed_callback( GtkWidget *widget, wxTextCtrl *win )
     if (g_isIdle)
         wxapp_install_idle_handler();
 
-    win->SetModified();
+    if ( win->MarkDirtyOnChange() )
+        win->MarkDirty();
 
     wxCommandEvent event( wxEVT_COMMAND_TEXT_UPDATED, win->GetId() );
     event.SetEventObject( win );
@@ -462,6 +463,48 @@ gtk_text_changed_callback( GtkWidget *widget, wxTextCtrl *win )
 }
 }
 
+//-----------------------------------------------------------------------------
+//  clipboard events: "copy-clipboard", "cut-clipboard", "paste-clipboard"
+//-----------------------------------------------------------------------------
+
+// common part of the event handlers below
+static void
+handle_text_clipboard_callback( GtkWidget *widget, wxTextCtrl *win,
+                                wxEventType eventType, const gchar * signal_name)
+{
+    wxClipboardTextEvent event( eventType, win->GetId() );
+    event.SetEventObject( win );
+    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" );
+}
+}
+
 //-----------------------------------------------------------------------------
 // "expose_event" from scrolled window and textview
 //-----------------------------------------------------------------------------
@@ -509,9 +552,12 @@ END_EVENT_TABLE()
 
 void wxTextCtrl::Init()
 {
+    m_dontMarkDirty =
     m_ignoreNextUpdate =
     m_modified = false;
+
     SetUpdateFont(false);
+
     m_text = NULL;
     m_frozenness = 0;
     m_gdkHandCursor = NULL;
@@ -572,6 +618,8 @@ bool wxTextCtrl::Create( wxWindow *parent,
         m_widget = gtk_scrolled_window_new( NULL, NULL );
         gtk_scrolled_window_set_policy( GTK_SCROLLED_WINDOW( m_widget ),
                                         GTK_POLICY_AUTOMATIC, 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 );
@@ -624,7 +672,6 @@ bool wxTextCtrl::Create( wxWindow *parent,
     if (multi_line)
     {
         gtk_widget_show(m_text);
-        SetVScrollAdjustment(gtk_scrolled_window_get_vadjustment((GtkScrolledWindow*)m_widget));
     }
 
     if (!value.empty())
@@ -716,6 +763,13 @@ bool wxTextCtrl::Create( wxWindow *parent,
                           G_CALLBACK (gtk_text_changed_callback), this);
     }
 
+    g_signal_connect (m_text, "copy-clipboard",
+                      G_CALLBACK (gtk_copy_clipboard_callback), this);
+    g_signal_connect (m_text, "cut-clipboard",
+                      G_CALLBACK (gtk_cut_clipboard_callback), this);
+    g_signal_connect (m_text, "paste-clipboard",
+                      G_CALLBACK (gtk_paste_clipboard_callback), this);
+
     m_cursor = wxCursor( wxCURSOR_IBEAM );
 
     wxTextAttr attrDef(GetForegroundColour(), GetBackgroundColour(), GetFont());
@@ -763,6 +817,13 @@ void wxTextCtrl::SetValue( const wxString &value )
 {
     wxCHECK_RET( m_text != NULL, wxT("invalid text ctrl") );
 
+    // 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();
+
     if (m_windowStyle & wxTE_MULTILINE)
     {
         const wxCharBuffer buffer(wxGTK_CONV(value));
@@ -791,8 +852,6 @@ void wxTextCtrl::SetValue( const wxString &value )
     //   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 )
@@ -809,10 +868,8 @@ void wxTextCtrl::WriteText( const wxString &text )
         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;
+    // we're changing the text programmatically
+    DontMarkDirtyOnNextChange();
 
     if ( m_windowStyle & wxTE_MULTILINE )
     {
@@ -847,8 +904,6 @@ void wxTextCtrl::WriteText( const wxString &text )
         // Bring entry's cursor uptodate.
         gtk_editable_set_position( GTK_EDITABLE(m_text), len );
     }
-
-    m_modified = oldModified;
 }
 
 void wxTextCtrl::AppendText( const wxString &text )
@@ -1090,11 +1145,6 @@ void wxTextCtrl::DiscardEdits()
 // max text length support
 // ----------------------------------------------------------------------------
 
-void wxTextCtrl::IgnoreNextTextUpdate()
-{
-    m_ignoreNextUpdate = true;
-}
-
 bool wxTextCtrl::IgnoreTextUpdate()
 {
     if ( m_ignoreNextUpdate )
@@ -1107,6 +1157,18 @@ bool wxTextCtrl::IgnoreTextUpdate()
     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) )