A few resize bugs removed

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

diff --git a/src/gtk/slider.cpp b/src/gtk/slider.cpp
index d83eb9d7e3211a80f38f8230672f6465b37991fd..5f9c8915b66b13acfc924024aafeab4e7e2a8924 100644 (file)
--- a/src/gtk/slider.cpp
+++ b/src/gtk/slider.cpp
@@ -2,246 +2,256 @@
 // Name:        slider.cpp
 // Purpose:
 // Author:      Robert Roebling
 // Name:        slider.cpp
 // Purpose:
 // Author:      Robert Roebling

-// Created:     01/02/97
-// Id:
-// Copyright:   (c) 1998 Robert Roebling, Julian Smart and Markus Holzem
+// Id:          $Id$
+// Copyright:   (c) 1998 Robert Roebling

 // Licence:    wxWindows licence
 /////////////////////////////////////////////////////////////////////////////
 
 // Licence:    wxWindows licence
 /////////////////////////////////////////////////////////////////////////////
 

-

 #ifdef __GNUG__
 #pragma implementation "slider.h"
 #endif
 
 #include "wx/slider.h"
 #include "wx/utils.h"
 #ifdef __GNUG__
 #pragma implementation "slider.h"
 #endif
 
 #include "wx/slider.h"
 #include "wx/utils.h"

+#include <math.h>
+
+#include "gdk/gdk.h"
+#include "gtk/gtk.h"

 
 //-----------------------------------------------------------------------------
 
 //-----------------------------------------------------------------------------

-// wxSlider
+// data
+//-----------------------------------------------------------------------------
+
+extern bool   g_blockEventsOnDrag;
+
+//-----------------------------------------------------------------------------
+// "value_changed"

 //-----------------------------------------------------------------------------
 
 //-----------------------------------------------------------------------------
 

-void gtk_slider_callback( GtkWidget *WXUNUSED(widget), wxSlider *win )
+static void gtk_slider_callback( GtkWidget *WXUNUSED(widget), wxSlider *win )

 { 
 { 

-/*
-  printf( "OnScroll from " );
-  if (win->GetClassInfo() && win->GetClassInfo()->GetClassName())
-    printf( win->GetClassInfo()->GetClassName() );
-  printf( ".\n" );
-*/
-  
-  if (!win->HasVMT()) return;
+    if (!win->HasVMT()) return;
+    if (g_blockEventsOnDrag) return;

     
     

-  float diff = win->m_adjust->value - win->m_oldPos;
-  if (fabs(diff) < 0.2) return;
+    float diff = win->m_adjust->value - win->m_oldPos;
+    if (fabs(diff) < 0.2) return;

   
   

-  wxEventType command = wxEVT_NULL;
+    wxEventType command = wxEVT_NULL;

   
   

-  float line_step = win->m_adjust->step_increment;
-  float page_step = win->m_adjust->page_increment;
+    float line_step = win->m_adjust->step_increment;
+    float page_step = win->m_adjust->page_increment;

   
   

-  if (fabs(diff-line_step) < 0.2) command = wxEVT_SCROLL_LINEDOWN;
-  else if (fabs(diff+line_step) < 0.2) command = wxEVT_SCROLL_LINEUP;
-  else if (fabs(diff-page_step) < 0.2) command = wxEVT_SCROLL_PAGEDOWN;
-  else if (fabs(diff+page_step) < 0.2) command = wxEVT_SCROLL_PAGEUP;
-  else command = wxEVT_SCROLL_THUMBTRACK;
-
-  int value = (int)(win->m_adjust->value+0.5);
+    if (fabs(win->m_adjust->value-win->m_adjust->lower) < 0.2) command = wxEVT_SCROLL_BOTTOM;
+    else if (fabs(win->m_adjust->value-win->m_adjust->upper) < 0.2) command = wxEVT_SCROLL_TOP;
+    else if (fabs(diff-line_step) < 0.2) command = wxEVT_SCROLL_LINEDOWN;
+    else if (fabs(diff+line_step) < 0.2) command = wxEVT_SCROLL_LINEUP;
+    else if (fabs(diff-page_step) < 0.2) command = wxEVT_SCROLL_PAGEDOWN;
+    else if (fabs(diff+page_step) < 0.2) command = wxEVT_SCROLL_PAGEUP;
+    else command = wxEVT_SCROLL_THUMBTRACK;
+
+    int value = (int)(win->m_adjust->value+0.5);

       
       

-  int orient = wxHORIZONTAL;
-  if (win->GetWindowStyleFlag() & wxSB_VERTICAL == wxSB_VERTICAL) orient = wxHORIZONTAL;
+    int orient = wxHORIZONTAL;
+    if (win->GetWindowStyleFlag() & wxSB_VERTICAL == wxSB_VERTICAL) orient = wxVERTICAL;

   
   

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

   
   

-  wxCommandEvent cevent( wxEVT_COMMAND_SLIDER_UPDATED, win->GetId() );
-  cevent.SetEventObject( win );
-  win->ProcessEvent( cevent );
-};
+    wxCommandEvent cevent( wxEVT_COMMAND_SLIDER_UPDATED, win->GetId() );
+    cevent.SetEventObject( win );
+    win->ProcessEvent( cevent );
+}
+
+//-----------------------------------------------------------------------------
+// wxSlider
+//-----------------------------------------------------------------------------

 
 IMPLEMENT_DYNAMIC_CLASS(wxSlider,wxControl)
 
 wxSlider::wxSlider(void)
 {
 
 IMPLEMENT_DYNAMIC_CLASS(wxSlider,wxControl)
 
 wxSlider::wxSlider(void)
 {

-};
-
-wxSlider::wxSlider( wxWindow *parent, wxWindowID id,
-        int value, int minValue, int maxValue,
-        const wxPoint& pos, const wxSize& size,
-        long style,
-/*      const wxValidator& validator = wxDefaultValidator, */
-        const wxString& name )
-{
-  Create( parent, id, value, minValue, maxValue,
-          pos, size, style, name );
-};
+}

 
 wxSlider::~wxSlider(void)
 {
 
 wxSlider::~wxSlider(void)
 {

-};
+}

 
 bool wxSlider::Create(wxWindow *parent, wxWindowID id,
         int value, int minValue, int maxValue,
         const wxPoint& pos, const wxSize& size,
 
 bool wxSlider::Create(wxWindow *parent, wxWindowID id,
         int value, int minValue, int maxValue,
         const wxPoint& pos, const wxSize& size,

-        long style,
-/*      const wxValidator& validator = wxDefaultValidator, */
-        const wxString& name )
+        long style, const wxValidator& validator, const wxString& name )

 {
 {

-  m_needParent = TRUE;
+    m_acceptsFocus = TRUE;
+    m_needParent = TRUE;

   
   

-  PreCreation( parent, id, pos, size, style, name );
+    PreCreation( parent, id, pos, size, style, name );

   
   

-  m_oldPos = 0.0;
+    SetValidator( validator );
+
+    m_oldPos = 0.0;

 
 

-  if (style & wxSL_VERTICAL == wxSL_VERTICAL)
-    m_widget = gtk_hscale_new( NULL );
-  else
-    m_widget = gtk_vscale_new( NULL );
+    if (style & wxSL_VERTICAL == wxSL_VERTICAL)
+        m_widget = gtk_hscale_new( (GtkAdjustment *) NULL );
+    else
+        m_widget = gtk_vscale_new( (GtkAdjustment *) NULL );

     
     

-  m_adjust = gtk_range_get_adjustment( GTK_RANGE(m_widget) );
+    gtk_scale_set_draw_value( GTK_SCALE( m_widget ), FALSE );
+  
+    m_adjust = gtk_range_get_adjustment( GTK_RANGE(m_widget) );
+  
+    gtk_signal_connect( GTK_OBJECT(m_adjust), 
+                        "value_changed",
+                       (GtkSignalFunc) gtk_slider_callback, 
+                       (gpointer) this );
+       
+    SetRange( minValue, maxValue );
+    SetValue( value );

   
   

-  gtk_signal_connect (GTK_OBJECT (m_adjust), "value_changed",
-                     (GtkSignalFunc) gtk_slider_callback, (gpointer) this );
-  SetRange( minValue, maxValue );
-  SetValue( value );
+    m_parent->AddChild( this );
+
+    (m_parent->m_insertCallback)( m_parent, this );

   
   

-  PostCreation();
+    PostCreation();

   
   

-  Show( TRUE );
+    SetBackgroundColour( parent->GetBackgroundColour() );
+
+    Show( TRUE );

     
     

-  return TRUE;
-};
+    return TRUE;
+}

 
 int wxSlider::GetValue(void) const
 {
 
 int wxSlider::GetValue(void) const
 {

-  return (int)(m_adjust->value+0.5);
-};
+    return (int)(m_adjust->value+0.5);
+}

 
 void wxSlider::SetValue( int value )
 {
 
 void wxSlider::SetValue( int value )
 {

-  float fpos = (float)value;
-  m_oldPos = fpos;
-  if (fabs(fpos-m_adjust->value) < 0.2) return;
-  m_adjust->value = fpos;
+    float fpos = (float)value;
+    m_oldPos = fpos;
+    if (fabs(fpos-m_adjust->value) < 0.2) return;
+    
+    m_adjust->value = fpos;

   
   

-  gtk_signal_emit_by_name( GTK_OBJECT(m_adjust), "value_changed" );
-};
+    gtk_signal_emit_by_name( GTK_OBJECT(m_adjust), "value_changed" );
+}

 
 void wxSlider::SetRange( int minValue, int maxValue )
 {
 
 void wxSlider::SetRange( int minValue, int maxValue )
 {

-  float fmin = (float)minValue;
-  float fmax = (float)maxValue;
+    float fmin = (float)minValue;
+    float fmax = (float)maxValue;

       
       

-  if ((fabs(fmin-m_adjust->lower) < 0.2) &&
-      (fabs(fmax-m_adjust->upper) < 0.2))
-      return;
+    if ((fabs(fmin-m_adjust->lower) < 0.2) &&
+        (fabs(fmax-m_adjust->upper) < 0.2))
+    {
+        return;
+    }

       
       

-  m_adjust->lower = fmin;
-  m_adjust->upper = fmax;
+    m_adjust->lower = fmin;
+    m_adjust->upper = fmax;

 
 

-  gtk_signal_emit_by_name( GTK_OBJECT(m_adjust), "changed" );
-};
+    gtk_signal_emit_by_name( GTK_OBJECT(m_adjust), "changed" );
+}

 
 int wxSlider::GetMin(void) const
 {
 
 int wxSlider::GetMin(void) const
 {

-  return (int)(m_adjust->lower+0.5);
-};
+    return (int)(m_adjust->lower+0.5);
+}

 
 int wxSlider::GetMax(void) const
 {
 
 int wxSlider::GetMax(void) const
 {

-  return (int)(m_adjust->upper+0.5);
-};
+    return (int)(m_adjust->upper+0.5);
+}

 
 void wxSlider::SetPageSize( int pageSize )
 {
 
 void wxSlider::SetPageSize( int pageSize )
 {

-  float fpage = (float)pageSize;
+    float fpage = (float)pageSize;

       
       

-  if (fabs(fpage-m_adjust->page_increment) < 0.2) return;
+    if (fabs(fpage-m_adjust->page_increment) < 0.2) return;

       
       

-  m_adjust->page_increment = fpage;
+    m_adjust->page_increment = fpage;

 
 

-  gtk_signal_emit_by_name( GTK_OBJECT(m_adjust), "changed" );
-};
+    gtk_signal_emit_by_name( GTK_OBJECT(m_adjust), "changed" );
+}

 
 int wxSlider::GetPageSize(void) const
 {
 
 int wxSlider::GetPageSize(void) const
 {

-  return (int)(m_adjust->page_increment+0.5);
-};
+    return (int)(m_adjust->page_increment+0.5);
+}

 
 void wxSlider::SetThumbLength( int len )
 {
 
 void wxSlider::SetThumbLength( int len )
 {

-  float flen = (float)len;
+    float flen = (float)len;

       
       

-  if (fabs(flen-m_adjust->page_size) < 0.2) return;
+    if (fabs(flen-m_adjust->page_size) < 0.2) return;

       
       

-  m_adjust->page_size = flen;
+    m_adjust->page_size = flen;

 
 

-  gtk_signal_emit_by_name( GTK_OBJECT(m_adjust), "changed" );
-};
+    gtk_signal_emit_by_name( GTK_OBJECT(m_adjust), "changed" );
+}

 
 int wxSlider::GetThumbLength(void) const
 {
 
 int wxSlider::GetThumbLength(void) const
 {

-  return (int)(m_adjust->page_size+0.5);
-};
+    return (int)(m_adjust->page_size+0.5);
+}

 
 void wxSlider::SetLineSize( int WXUNUSED(lineSize) )
 {
 
 void wxSlider::SetLineSize( int WXUNUSED(lineSize) )
 {

-};
+}

 
 int wxSlider::GetLineSize(void) const
 {
 
 int wxSlider::GetLineSize(void) const
 {

-  return 0;
-};
-
-// not supported in wxGTK (and GTK)
-
-void wxSlider::GetSize( int *x, int *y ) const
-{
-  wxWindow::GetSize( x, y );
-};
-
-void wxSlider::SetSize( int x, int y, int width, int height, int sizeFlags )
-{
-  wxWindow::SetSize( x, y, width, height, sizeFlags );
-};
-
-void wxSlider::GetPosition( int *x, int *y ) const
-{
-  wxWindow::GetPosition( x, y );
-};
+    return 0;
+}

 
 void wxSlider::SetTick( int WXUNUSED(tickPos) )
 {
 
 void wxSlider::SetTick( int WXUNUSED(tickPos) )
 {

-};
+}

 
 void wxSlider::SetTickFreq( int WXUNUSED(n), int WXUNUSED(pos) )
 {
 
 void wxSlider::SetTickFreq( int WXUNUSED(n), int WXUNUSED(pos) )
 {

-};
+}

 
 int wxSlider::GetTickFreq(void) const
 {
 
 int wxSlider::GetTickFreq(void) const
 {

-  return 0;
-};
+    return 0;
+}

 
 void wxSlider::ClearTicks(void)
 {
 
 void wxSlider::ClearTicks(void)
 {

-};
+}

 
 void wxSlider::SetSelection( int WXUNUSED(minPos), int WXUNUSED(maxPos) )
 {
 
 void wxSlider::SetSelection( int WXUNUSED(minPos), int WXUNUSED(maxPos) )
 {

-};
+}

 
 int wxSlider::GetSelEnd(void) const
 {
 
 int wxSlider::GetSelEnd(void) const
 {

-  return 0;
-};
+    return 0;
+}

 
 int wxSlider::GetSelStart(void) const
 {
 
 int wxSlider::GetSelStart(void) const
 {

-  return 0;
-};
+    return 0;
+}

 
 void wxSlider::ClearSel(void)
 {
 
 void wxSlider::ClearSel(void)
 {

-};
+}

 
 

+bool wxSlider::IsOwnGtkWindow( GdkWindow *window )
+{
+    GtkRange *range = GTK_RANGE(m_widget);
+    return ( (window == GTK_WIDGET(range)->window) ||
+             (window == range->trough) ||
+            (window == range->slider) ||
+            (window == range->step_forw) ||
+            (window == range->step_back) );
+}
+
+void wxSlider::ApplyWidgetStyle()
+{
+    SetWidgetStyle();
+    gtk_widget_set_style( m_widget, m_widgetStyle );
+}