[wxGTK] Support changing the wxSTAY_ON_TOP style value run-time through wxWindow...

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

diff --git a/src/gtk/checkbox.cpp b/src/gtk/checkbox.cpp
index 060c3a127c38e2296953138510c54f51ed8b7f93..a0acbe43a462a7debc93ac90787b7be6736ae525 100644 (file)
--- a/src/gtk/checkbox.cpp
+++ b/src/gtk/checkbox.cpp
@@ -7,17 +7,16 @@
 // Licence:     wxWindows licence
 /////////////////////////////////////////////////////////////////////////////
 
 // Licence:     wxWindows licence
 /////////////////////////////////////////////////////////////////////////////
 

+// For compilers that support precompilation, includes "wx.h".
+#include "wx/wxprec.h"

 
 

-#ifdef __GNUG__
-#pragma implementation "checkbox.h"
-#endif
-
-#include "wx/checkbox.h"
+#include "wx/defs.h"

 
 #if wxUSE_CHECKBOX
 
 
 #if wxUSE_CHECKBOX
 

-#include "gdk/gdk.h"
-#include "gtk/gtk.h"
+#include "wx/checkbox.h"
+
+#include "wx/gtk/private.h"

 
 //-----------------------------------------------------------------------------
 // idle system
 
 //-----------------------------------------------------------------------------
 // idle system


@@ -30,26 +29,83 @@ extern bool g_isIdle;
 // data
 //-----------------------------------------------------------------------------
 
 // data
 //-----------------------------------------------------------------------------
 

-extern bool       g_blockEventsOnDrag;
-extern wxCursor   g_globalCursor;
+extern bool           g_blockEventsOnDrag;
+extern wxCursor       g_globalCursor;
+extern wxWindowGTK   *g_delayedFocus;

 
 //-----------------------------------------------------------------------------
 // "clicked"
 //-----------------------------------------------------------------------------
 
 
 //-----------------------------------------------------------------------------
 // "clicked"
 //-----------------------------------------------------------------------------
 

-static void gtk_checkbox_clicked_callback( GtkWidget *WXUNUSED(widget), wxCheckBox *cb )
+extern "C" {
+static void gtk_checkbox_toggled_callback(GtkWidget *widget, wxCheckBox *cb)

 {
     if (g_isIdle) wxapp_install_idle_handler();
 
     if (!cb->m_hasVMT) return;
 
     if (g_blockEventsOnDrag) return;
 {
     if (g_isIdle) wxapp_install_idle_handler();
 
     if (!cb->m_hasVMT) return;
 
     if (g_blockEventsOnDrag) return;

+    
+    if (cb->m_blockEvent) return;
+
+#ifdef __WXGTK20__
+    // Transitions for 3state checkbox must be done manually, GTK's checkbox
+    // is 2state with additional "undetermined state" flag which isn't
+    // changed automatically:
+    if (cb->Is3State())
+    {
+        GtkToggleButton *toggle = GTK_TOGGLE_BUTTON(widget);
+
+        if (cb->Is3rdStateAllowedForUser())
+        {
+            // The 3 states cycle like this when clicked:
+            // checked -> undetermined -> unchecked -> checked -> ...
+            bool active = gtk_toggle_button_get_active(toggle);
+            bool inconsistent = gtk_toggle_button_get_inconsistent(toggle);
+
+            cb->m_blockEvent = true;
+            
+            if (!active && !inconsistent)
+            {
+                // checked -> undetermined
+                gtk_toggle_button_set_active(toggle, true);
+                gtk_toggle_button_set_inconsistent(toggle, true);
+            }
+            else if (!active && inconsistent)
+            {
+                // undetermined -> unchecked
+                gtk_toggle_button_set_inconsistent(toggle, false);
+            }
+            else if (active && !inconsistent)
+            {
+                // unchecked -> checked
+                // nothing to do
+            }
+            else
+            {
+                wxFAIL_MSG(_T("3state wxCheckBox in unexpected state!"));
+            }
+            
+            cb->m_blockEvent = false;
+        }
+        else
+        {
+            // user's action unsets undetermined state:
+            gtk_toggle_button_set_inconsistent(toggle, false);
+        }
+    }
+#endif

 
     wxCommandEvent event(wxEVT_COMMAND_CHECKBOX_CLICKED, cb->GetId());
 
     wxCommandEvent event(wxEVT_COMMAND_CHECKBOX_CLICKED, cb->GetId());

-    event.SetInt( cb->GetValue() );
+#ifdef __WXGTK20__
+    event.SetInt(cb->Get3StateValue());
+#else
+    event.SetInt(cb->GetValue());
+#endif

     event.SetEventObject(cb);
     cb->GetEventHandler()->ProcessEvent(event);
 }
     event.SetEventObject(cb);
     cb->GetEventHandler()->ProcessEvent(event);
 }

+}

 
 //-----------------------------------------------------------------------------
 // wxCheckBox
 
 //-----------------------------------------------------------------------------
 // wxCheckBox


@@ -72,15 +128,19 @@ bool wxCheckBox::Create(wxWindow *parent,
 {
     m_needParent = TRUE;
     m_acceptsFocus = TRUE;
 {
     m_needParent = TRUE;
     m_acceptsFocus = TRUE;

+    m_blockEvent = FALSE;

 
     if (!PreCreation( parent, pos, size ) ||
         !CreateBase( parent, id, pos, size, style, validator, name ))
     {
         wxFAIL_MSG( wxT("wxCheckBox creation failed") );
 
     if (!PreCreation( parent, pos, size ) ||
         !CreateBase( parent, id, pos, size, style, validator, name ))
     {
         wxFAIL_MSG( wxT("wxCheckBox creation failed") );

-       return FALSE;
+        return FALSE;

     }
 
     }
 

-    wxControl::SetLabel( label );
+    wxASSERT_MSG( (style & wxCHK_ALLOW_3RD_STATE_FOR_USER) == 0 ||
+                  (style & wxCHK_3STATE) != 0,
+                  wxT("Using wxCHK_ALLOW_3RD_STATE_FOR_USER")
+                  wxT(" style flag for a 2-state checkbox is useless") );

 
     if ( style & wxALIGN_RIGHT )
     {
 
     if ( style & wxALIGN_RIGHT )
     {


@@ -89,7 +149,7 @@ bool wxCheckBox::Create(wxWindow *parent,
         //     left of it
         m_widgetCheckbox = gtk_check_button_new();
 
         //     left of it
         m_widgetCheckbox = gtk_check_button_new();
 

-        m_widgetLabel = gtk_label_new(m_label.mbc_str());
+        m_widgetLabel = gtk_label_new("");

         gtk_misc_set_alignment(GTK_MISC(m_widgetLabel), 0.0, 0.5);
 
         m_widget = gtk_hbox_new(FALSE, 0);
         gtk_misc_set_alignment(GTK_MISC(m_widgetLabel), 0.0, 0.5);
 
         m_widget = gtk_hbox_new(FALSE, 0);


@@ -101,36 +161,20 @@ bool wxCheckBox::Create(wxWindow *parent,
     }
     else
     {
     }
     else
     {

-        m_widgetCheckbox = gtk_check_button_new_with_label( m_label.mbc_str() );
-        m_widgetLabel = GTK_BUTTON( m_widgetCheckbox )->child;
+        m_widgetCheckbox = gtk_check_button_new_with_label("");
+        m_widgetLabel = BUTTON_CHILD( m_widgetCheckbox );

         m_widget = m_widgetCheckbox;
     }
         m_widget = m_widgetCheckbox;
     }

-
-    wxSize newSize(size);
-    if (newSize.x == -1)
-    {
-        newSize.x = 25 + gdk_string_measure( m_widgetCheckbox->style->font,
-                                             m_label.mbc_str() );
-    }
-    if (newSize.y == -1)
-        newSize.y = 26;
-
-    SetSize( newSize.x, newSize.y );
+    SetLabel( label );

 
     gtk_signal_connect( GTK_OBJECT(m_widgetCheckbox),
 
     gtk_signal_connect( GTK_OBJECT(m_widgetCheckbox),

-                        "clicked",
-                        GTK_SIGNAL_FUNC(gtk_checkbox_clicked_callback),
+                        "toggled",
+                        GTK_SIGNAL_FUNC(gtk_checkbox_toggled_callback),

                         (gpointer *)this );
 
     m_parent->DoAddChild( this );
 
                         (gpointer *)this );
 
     m_parent->DoAddChild( this );
 

-    PostCreation();
-
-    SetBackgroundColour( parent->GetBackgroundColour() );
-    SetForegroundColour( parent->GetForegroundColour() );
-    SetFont( parent->GetFont() );
-
-    Show( TRUE );
+    PostCreation(size);

 
     return TRUE;
 }
 
     return TRUE;
 }


@@ -142,24 +186,44 @@ void wxCheckBox::SetValue( bool state )
     if (state == GetValue())
         return;
 
     if (state == GetValue())
         return;
 

-    gtk_signal_disconnect_by_func( GTK_OBJECT(m_widgetCheckbox),
-                        GTK_SIGNAL_FUNC(gtk_checkbox_clicked_callback),
-                        (gpointer *)this );
+    m_blockEvent = TRUE;

 
     gtk_toggle_button_set_state( GTK_TOGGLE_BUTTON(m_widgetCheckbox), state );
 
     gtk_toggle_button_set_state( GTK_TOGGLE_BUTTON(m_widgetCheckbox), state );

-    
-    gtk_signal_connect( GTK_OBJECT(m_widgetCheckbox),
-                        "clicked",
-                        GTK_SIGNAL_FUNC(gtk_checkbox_clicked_callback),
-                        (gpointer *)this );
+
+    m_blockEvent = FALSE;

 }
 
 bool wxCheckBox::GetValue() const
 {
     wxCHECK_MSG( m_widgetCheckbox != NULL, FALSE, wxT("invalid checkbox") );
 
 }
 
 bool wxCheckBox::GetValue() const
 {
     wxCHECK_MSG( m_widgetCheckbox != NULL, FALSE, wxT("invalid checkbox") );
 

+#ifdef __WXGTK20__
+    return gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(m_widgetCheckbox));
+#else

     return GTK_TOGGLE_BUTTON(m_widgetCheckbox)->active;
     return GTK_TOGGLE_BUTTON(m_widgetCheckbox)->active;

+#endif
+}
+
+#ifdef __WXGTK20__
+void wxCheckBox::DoSet3StateValue(wxCheckBoxState state)
+{
+    SetValue(state != wxCHK_UNCHECKED);
+    gtk_toggle_button_set_inconsistent(GTK_TOGGLE_BUTTON(m_widgetCheckbox),
+                                       state == wxCHK_UNDETERMINED);
+}
+
+wxCheckBoxState wxCheckBox::DoGet3StateValue() const
+{
+    if (gtk_toggle_button_get_inconsistent(GTK_TOGGLE_BUTTON(m_widgetCheckbox)))
+    {
+        return wxCHK_UNDETERMINED;
+    }
+    else
+    {
+        return GetValue() ? wxCHK_CHECKED : wxCHK_UNCHECKED;
+    }

 }
 }

+#endif

 
 void wxCheckBox::SetLabel( const wxString& label )
 {
 
 void wxCheckBox::SetLabel( const wxString& label )
 {


@@ -167,7 +231,12 @@ void wxCheckBox::SetLabel( const wxString& label )
 
     wxControl::SetLabel( label );
 
 
     wxControl::SetLabel( label );
 

-    gtk_label_set( GTK_LABEL(m_widgetLabel), GetLabel().mbc_str() );
+#ifdef __WXGTK20__
+    wxString label2 = PrepareLabelMnemonics( label );
+    gtk_label_set_text_with_mnemonic( GTK_LABEL(m_widgetLabel), wxGTK_CONV( label2 ) );
+#else
+    gtk_label_set( GTK_LABEL(m_widgetLabel), wxGTK_CONV( GetLabel() ) );
+#endif

 }
 
 bool wxCheckBox::Enable( bool enable )
 }
 
 bool wxCheckBox::Enable( bool enable )


@@ -180,16 +249,15 @@ bool wxCheckBox::Enable( bool enable )
     return TRUE;
 }
 
     return TRUE;
 }
 

-void wxCheckBox::ApplyWidgetStyle()
+void wxCheckBox::DoApplyWidgetStyle(GtkRcStyle *style)

 {
 {

-    SetWidgetStyle();
-    gtk_widget_set_style( m_widgetCheckbox, m_widgetStyle );
-    gtk_widget_set_style( m_widgetLabel, m_widgetStyle );
+    gtk_widget_modify_style(m_widgetCheckbox, style);
+    gtk_widget_modify_style(m_widgetLabel, style);

 }
 
 bool wxCheckBox::IsOwnGtkWindow( GdkWindow *window )
 {
 }
 
 bool wxCheckBox::IsOwnGtkWindow( GdkWindow *window )
 {

-    return (window == GTK_TOGGLE_BUTTON(m_widget)->event_window);
+    return window == TOGGLE_BUTTON_EVENT_WIN(m_widget);

 }
 
 void wxCheckBox::OnInternalIdle()
 }
 
 void wxCheckBox::OnInternalIdle()


@@ -197,17 +265,40 @@ void wxCheckBox::OnInternalIdle()
     wxCursor cursor = m_cursor;
     if (g_globalCursor.Ok()) cursor = g_globalCursor;
 
     wxCursor cursor = m_cursor;
     if (g_globalCursor.Ok()) cursor = g_globalCursor;
 

-    if (GTK_TOGGLE_BUTTON(m_widget)->event_window && cursor.Ok())
+    GdkWindow *event_window = TOGGLE_BUTTON_EVENT_WIN(m_widgetCheckbox);
+    if ( event_window && cursor.Ok() )

     {
         /* I now set the cursor the anew in every OnInternalIdle call
     {
         /* I now set the cursor the anew in every OnInternalIdle call

-          as setting the cursor in a parent window also effects the
-          windows above so that checking for the current cursor is
-          not possible. */
-          
-       gdk_window_set_cursor( GTK_TOGGLE_BUTTON(m_widget)->event_window, cursor.GetCursor() );
+           as setting the cursor in a parent window also effects the
+           windows above so that checking for the current cursor is
+           not possible. */
+
+       gdk_window_set_cursor( event_window, cursor.GetCursor() );
+    }
+
+    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 wxCheckBox::DoGetBestSize() const
+{
+    return wxControl::DoGetBestSize();
+}

 
 

-    UpdateWindowUI();
+// static
+wxVisualAttributes
+wxCheckBox::GetClassDefaultAttributes(wxWindowVariant WXUNUSED(variant))
+{
+    return GetDefaultAttributesFromGTKWidget(gtk_check_button_new);

 }
 
 #endif
 }
 
 #endif