missing commit

[wxWidgets.git] / src / gtk1 / scrolbar.cpp

diff --git a/src/gtk1/scrolbar.cpp b/src/gtk1/scrolbar.cpp
index edc4f34d719e579a5ad505dd4400523c2b967c9c..ae2b4b8a2b9214423abfb461e86bd1ab36b544f2 100644 (file)
--- a/src/gtk1/scrolbar.cpp
+++ b/src/gtk1/scrolbar.cpp
@@ -1,5 +1,5 @@
 /////////////////////////////////////////////////////////////////////////////
 /////////////////////////////////////////////////////////////////////////////

-// Name:        src/gtk/scrolbar.cpp
+// Name:        src/gtk1/scrolbar.cpp

 // Purpose:
 // Author:      Robert Roebling
 // Id:          $Id$
 // Purpose:
 // Author:      Robert Roebling
 // Id:          $Id$


@@ -7,11 +7,6 @@
 // Licence:     wxWindows licence
 /////////////////////////////////////////////////////////////////////////////
 
 // Licence:     wxWindows licence
 /////////////////////////////////////////////////////////////////////////////
 

-
-#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
-#pragma implementation "scrolbar.h"
-#endif
-

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


@@ -19,11 +14,12 @@
 
 #include "wx/scrolbar.h"
 
 
 #include "wx/scrolbar.h"
 

-#include "wx/utils.h"
-
-#include <math.h>
+#ifndef WX_PRECOMP
+    #include "wx/utils.h"
+    #include "wx/math.h"
+#endif

 
 

-#include "wx/gtk/private.h"
+#include "wx/gtk1/private.h"

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


@@ -37,7 +33,7 @@ extern bool g_isIdle;
 //-----------------------------------------------------------------------------
 
 extern bool   g_blockEventsOnDrag;
 //-----------------------------------------------------------------------------
 
 extern bool   g_blockEventsOnDrag;

-extern bool   g_blockEventsOnScroll;
+static wxEventType g_currentUpDownEvent = wxEVT_NULL;

 
 static const float sensitivity = 0.02;
 
 
 static const float sensitivity = 0.02;
 


@@ -47,6 +43,7 @@ static const float sensitivity = 0.02;
 
 // FIXME: is GtkScrollType really passed to us as 2nd argument?
 
 
 // FIXME: is GtkScrollType really passed to us as 2nd argument?
 

+extern "C" {

 static void gtk_scrollbar_callback( GtkAdjustment *adjust,
                                     SCROLLBAR_CBACK_ARG
                                     wxScrollBar *win )
 static void gtk_scrollbar_callback( GtkAdjustment *adjust,
                                     SCROLLBAR_CBACK_ARG
                                     wxScrollBar *win )


@@ -68,41 +65,74 @@ static void gtk_scrollbar_callback( GtkAdjustment *adjust,
 
     int orient = win->HasFlag(wxSB_VERTICAL) ? wxVERTICAL : wxHORIZONTAL;
 
 
     int orient = win->HasFlag(wxSB_VERTICAL) ? wxVERTICAL : wxHORIZONTAL;
 

+    // throw a LINEUP / LINEDOWN event if necessary
+    if (g_currentUpDownEvent != wxEVT_NULL)
+    {
+        wxScrollEvent event( g_currentUpDownEvent, win->GetId(), value, orient );
+        event.SetEventObject( win );
+        win->HandleWindowEvent( event );
+    }
+
+    // throw other event (wxEVT_SCROLL_THUMBTRACK)

     wxScrollEvent event( command, win->GetId(), value, orient );
     event.SetEventObject( win );
     wxScrollEvent event( command, win->GetId(), value, orient );
     event.SetEventObject( win );

-    win->GetEventHandler()->ProcessEvent( event );
+    win->HandleWindowEvent( event );

 
 /*
 
 /*

-    wxCommandEvent cevent( wxEVT_COMMAND_SCROLLBAR_UPDATED, win->GetId() );
+    wxCommandEvent cevent( wxEVT_SCROLLBAR, win->GetId() );

     cevent.SetEventObject( win );
     win->ProcessEvent( cevent );
 */
 }
     cevent.SetEventObject( win );
     win->ProcessEvent( cevent );
 */
 }

+}

 
 //-----------------------------------------------------------------------------
 // "button_press_event" from slider
 //-----------------------------------------------------------------------------
 
 //-----------------------------------------------------------------------------
 // "button_press_event" from slider
 //-----------------------------------------------------------------------------

-
+extern "C" {

 static gint gtk_scrollbar_button_press_callback( GtkRange *widget,
                                                  GdkEventButton *gdk_event,
                                                  wxScrollBar *win )
 {
     if (g_isIdle) wxapp_install_idle_handler();
 
 static gint gtk_scrollbar_button_press_callback( GtkRange *widget,
                                                  GdkEventButton *gdk_event,
                                                  wxScrollBar *win )
 {
     if (g_isIdle) wxapp_install_idle_handler();
 

-//  g_blockEventsOnScroll = TRUE;  doesn't work in DialogEd
-
-    // FIXME: there is no slider field any more, what was meant here?
-#ifndef __WXGTK20__
+    // check if a LINEUP/LINEDOWN event must be thrown
+    // I suppose here the size of scrollbar top/bottom buttons is 16px height
+    if (gdk_event->type == GDK_BUTTON_PRESS && gdk_event->button == 1)
+    {
+        int scroll_height, mouse_pos;
+
+        // get the mouse position when the click is done
+        if (win->HasFlag(wxSB_VERTICAL))
+        {
+            scroll_height = GTK_WIDGET(widget)->allocation.height - 16;
+            mouse_pos = (int)gdk_event->y;
+        }
+        else
+        {
+            scroll_height = GTK_WIDGET(widget)->allocation.width - 16;
+            mouse_pos = (int)gdk_event->x;
+        }
+
+        // compare mouse position to scrollbar height
+        if  (mouse_pos > scroll_height)
+            g_currentUpDownEvent = wxEVT_SCROLL_LINEDOWN;
+        else if (mouse_pos < 16)
+            g_currentUpDownEvent = wxEVT_SCROLL_LINEUP;
+      }
+
+    // There is no slider field any more

     win->m_isScrolling = (gdk_event->window == widget->slider);
     win->m_isScrolling = (gdk_event->window == widget->slider);

-#endif

 
     return FALSE;
 }
 
     return FALSE;
 }

+}

 
 //-----------------------------------------------------------------------------
 // "button_release_event" from slider
 //-----------------------------------------------------------------------------
 
 
 //-----------------------------------------------------------------------------
 // "button_release_event" from slider
 //-----------------------------------------------------------------------------
 

+extern "C" {

 static gint
 gtk_scrollbar_button_release_callback( GtkRange *WXUNUSED(widget),
                                        GdkEventButton *WXUNUSED(gdk_event),
 static gint
 gtk_scrollbar_button_release_callback( GtkRange *WXUNUSED(widget),
                                        GdkEventButton *WXUNUSED(gdk_event),


@@ -111,8 +141,6 @@ gtk_scrollbar_button_release_callback( GtkRange *WXUNUSED(widget),
     if (g_isIdle)
         wxapp_install_idle_handler();
 
     if (g_isIdle)
         wxapp_install_idle_handler();
 

-//  g_blockEventsOnScroll = FALSE;
-

     if (win->m_isScrolling)
     {
         wxEventType command = wxEVT_SCROLL_THUMBRELEASE;
     if (win->m_isScrolling)
     {
         wxEventType command = wxEVT_SCROLL_THUMBRELEASE;


@@ -121,20 +149,22 @@ gtk_scrollbar_button_release_callback( GtkRange *WXUNUSED(widget),
 
         wxScrollEvent event( command, win->GetId(), value, orient );
         event.SetEventObject( win );
 
         wxScrollEvent event( command, win->GetId(), value, orient );
         event.SetEventObject( win );

-        win->GetEventHandler()->ProcessEvent( event );
+        win->HandleWindowEvent( event );

     }
 
     }
 

-    win->m_isScrolling = FALSE;
+    win->m_isScrolling = false;
+
+    // reset the LINEUP/LINEDOWN flag when the mouse button is released
+    g_currentUpDownEvent = wxEVT_NULL;

 
     return FALSE;
 }
 
     return FALSE;
 }

+}

 
 //-----------------------------------------------------------------------------
 // wxScrollBar
 //-----------------------------------------------------------------------------
 
 
 //-----------------------------------------------------------------------------
 // wxScrollBar
 //-----------------------------------------------------------------------------
 

-IMPLEMENT_DYNAMIC_CLASS(wxScrollBar,wxControl)
-

 wxScrollBar::~wxScrollBar()
 {
 }
 wxScrollBar::~wxScrollBar()
 {
 }


@@ -143,22 +173,22 @@ bool wxScrollBar::Create(wxWindow *parent, wxWindowID id,
            const wxPoint& pos, const wxSize& size,
            long style, const wxValidator& validator, const wxString& name )
 {
            const wxPoint& pos, const wxSize& size,
            long style, 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("wxScrollBar creation failed") );
 
     if (!PreCreation( parent, pos, size ) ||
         !CreateBase( parent, id, pos, size, style, validator, name ))
     {
         wxFAIL_MSG( wxT("wxScrollBar creation failed") );

-        return FALSE;
+        return false;

     }
 
     m_oldPos = 0.0;
 
     if ((style & wxSB_VERTICAL) == wxSB_VERTICAL)
     }
 
     m_oldPos = 0.0;
 
     if ((style & wxSB_VERTICAL) == wxSB_VERTICAL)

-        m_widget = gtk_vscrollbar_new( (GtkAdjustment *) NULL );
+        m_widget = gtk_vscrollbar_new( NULL );

     else
     else

-        m_widget = gtk_hscrollbar_new( (GtkAdjustment *) NULL );
+        m_widget = gtk_hscrollbar_new( NULL );

 
     m_adjust = gtk_range_get_adjustment( GTK_RANGE(m_widget) );
 
 
     m_adjust = gtk_range_get_adjustment( GTK_RANGE(m_widget) );
 


@@ -166,12 +196,10 @@ bool wxScrollBar::Create(wxWindow *parent, wxWindowID id,
                         "value_changed",
                         (GtkSignalFunc) gtk_scrollbar_callback,
                         (gpointer) this );
                         "value_changed",
                         (GtkSignalFunc) gtk_scrollbar_callback,
                         (gpointer) this );

-

     gtk_signal_connect( GTK_OBJECT(m_widget),
                         "button_press_event",
                         (GtkSignalFunc)gtk_scrollbar_button_press_callback,
                         (gpointer) this );
     gtk_signal_connect( GTK_OBJECT(m_widget),
                         "button_press_event",
                         (GtkSignalFunc)gtk_scrollbar_button_press_callback,
                         (gpointer) this );

-

     gtk_signal_connect( GTK_OBJECT(m_widget),
                         "button_release_event",
                         (GtkSignalFunc)gtk_scrollbar_button_release_callback,
     gtk_signal_connect( GTK_OBJECT(m_widget),
                         "button_release_event",
                         (GtkSignalFunc)gtk_scrollbar_button_release_callback,


@@ -179,14 +207,9 @@ bool wxScrollBar::Create(wxWindow *parent, wxWindowID id,
 
     m_parent->DoAddChild( this );
 
 
     m_parent->DoAddChild( this );
 

-    PostCreation();
-    InheritAttributes();
+    PostCreation(size);

 
 

-    SetBestSize(size);
-
-    Show( TRUE );
-
-    return TRUE;
+    return true;

 }
 
 int wxScrollBar::GetThumbPosition() const
 }
 
 int wxScrollBar::GetThumbPosition() const


@@ -321,24 +344,23 @@ bool wxScrollBar::IsOwnGtkWindow( GdkWindow *window )
 {
     GtkRange *range = GTK_RANGE(m_widget);
     return ( (window == GTK_WIDGET(range)->window)
 {
     GtkRange *range = GTK_RANGE(m_widget);
     return ( (window == GTK_WIDGET(range)->window)

-#ifndef __WXGTK20__

                 || (window == range->trough)
                 || (window == range->slider)
                 || (window == range->step_forw)
                 || (window == range->step_back)
                 || (window == range->trough)
                 || (window == range->slider)
                 || (window == range->step_forw)
                 || (window == range->step_back)

-#endif // GTK+ 1.x

            );
 }
 
            );
 }
 

-void wxScrollBar::ApplyWidgetStyle()
+wxSize wxScrollBar::DoGetBestSize() const

 {
 {

-    SetWidgetStyle();
-    gtk_widget_set_style( m_widget, m_widgetStyle );
+    return wxControl::DoGetBestSize();

 }
 
 }
 

-wxSize wxScrollBar::DoGetBestSize() const
+// static
+wxVisualAttributes
+wxScrollBar::GetClassDefaultAttributes(wxWindowVariant WXUNUSED(variant))

 {
 {

-    return wxControl::DoGetBestSize();
+    return GetDefaultAttributesFromGTKWidget(gtk_vscrollbar_new);

 }
 
 }
 

-#endif
+#endif // wxUSE_SCROLLBAR