Add wxArchiveFSHandler.

[wxWidgets.git] / src / msw / combo.cpp

diff --git a/src/msw/combo.cpp b/src/msw/combo.cpp
index 762b82eadc3bd3327a5aae05952b470129c35cbe..e784c4a1cd87e77625bfd49d508dcc016a7627de 100644 (file)
--- a/src/msw/combo.cpp
+++ b/src/msw/combo.cpp
@@ -31,13 +31,13 @@
     #include "wx/dcclient.h"
     #include "wx/settings.h"
     #include "wx/dialog.h"
+    #include "wx/stopwatch.h"
 #endif
 
 #include "wx/dcbuffer.h"
-
 #include "wx/combo.h"
 
-
+#include "wx/msw/registry.h"
 #include "wx/msw/uxtheme.h"
 
 // Change to #if 1 to include tmschema.h for easier testing of theme
@@ -70,6 +70,12 @@
 #define TEXTCTRLXADJUST_CLASSIC     1
 #define TEXTCTRLYADJUST_CLASSIC     2
 
+#define COMBOBOX_ANIMATION_RESOLUTION   10
+
+#define COMBOBOX_ANIMATION_DURATION     200  // In milliseconds
+
+#define wxMSW_DESKTOP_USERPREFERENCESMASK_COMBOBOXANIM    (1<<26)
+
 
 // ============================================================================
 // implementation
@@ -79,6 +85,7 @@
 BEGIN_EVENT_TABLE(wxComboCtrl, wxComboCtrlBase)
     EVT_PAINT(wxComboCtrl::OnPaintEvent)
     EVT_MOUSE_EVENTS(wxComboCtrl::OnMouseEvent)
+    EVT_TIMER(wxID_ANY, wxComboCtrl::OnTimerEvent)
 END_EVENT_TABLE()
 
 
@@ -529,6 +536,113 @@ void wxComboCtrl::OnMouseEvent( wxMouseEvent& event )
 
 }
 
+#if wxUSE_COMBOCTRL_POPUP_ANIMATION
+static wxUint32 GetUserPreferencesMask()
+{
+    static wxUint32 userPreferencesMask = 0;
+    static bool valueSet = false;
+
+    if ( valueSet )
+        return userPreferencesMask;
+
+    wxRegKey key(wxRegKey::HKCU, wxT("Control Panel\\Desktop"));
+    if( key.Open(wxRegKey::Read) )
+    {
+        wxMemoryBuffer buf;
+        if ( key.QueryValue(wxT("UserPreferencesMask"), buf) )
+        {
+            if ( buf.GetDataLen() >= 4 )
+            {
+                wxByte* p = (wxByte*) buf.GetData();
+                userPreferencesMask = p[3] + (p[2]<<8) + (p[1]<<16) + (p[0]<<24);
+            }
+        }
+    }
+
+    valueSet = true;
+
+    return userPreferencesMask;
+}
+#endif
+
+#if wxUSE_COMBOCTRL_POPUP_ANIMATION
+void wxComboCtrl::OnTimerEvent( wxTimerEvent& WXUNUSED(event) )
+{
+    bool stopTimer = false;
+
+    wxWindow* popup = GetPopupControl()->GetControl();
+
+    // Popup was hidden before it was fully shown?
+    if ( IsPopupWindowState(Hidden) )
+    {
+        stopTimer = true;
+    }
+    else
+    {
+        wxLongLong t = ::wxGetLocalTimeMillis();
+        const wxRect& rect = m_animRect;
+        wxWindow* win = GetPopupWindow();
+
+        int pos = (int) (t-m_animStart).GetLo();
+        if ( pos < COMBOBOX_ANIMATION_DURATION )
+        {
+            int height = rect.height;
+            //int h0 = rect.height;
+            int h = (((pos*256)/COMBOBOX_ANIMATION_DURATION)*height)/256;
+            int y = (height - h);
+            if ( y < 0 )
+                y = 0;
+
+            if ( m_animFlags & ShowAbove )
+            {
+                win->SetSize( rect.x, rect.y + height - h, rect.width, h );
+            }
+            else
+            {
+                popup->Move( 0, -y );
+                win->SetSize( rect.x, rect.y, rect.width, h );
+            }
+        }
+        else
+        {
+            stopTimer = true;
+        }
+    }
+
+    if ( stopTimer )
+    {
+        popup->Move( 0, 0 );
+        m_animTimer.Stop();
+        DoShowPopup( m_animRect, m_animFlags );
+    }
+}
+#endif
+
+#if wxUSE_COMBOCTRL_POPUP_ANIMATION
+bool wxComboCtrl::AnimateShow( const wxRect& rect, int flags )
+{
+    if ( GetUserPreferencesMask() & wxMSW_DESKTOP_USERPREFERENCESMASK_COMBOBOXANIM )
+    {
+        m_animStart = ::wxGetLocalTimeMillis();
+        m_animRect = rect;
+        m_animFlags = flags;
+
+        wxWindow* win = GetPopupWindow();
+        win->SetSize( rect.x, rect.y, rect.width, 0 );
+        win->Show();
+
+        m_animTimer.SetOwner( this, wxID_ANY );
+        m_animTimer.Start( COMBOBOX_ANIMATION_RESOLUTION, wxTIMER_CONTINUOUS );
+
+        OnTimerEvent(*((wxTimerEvent*)NULL));  // Event is never used, so we can give NULL
+
+        return false;
+    }
+
+    return true;
+}
+#endif
+
 wxCoord wxComboCtrl::GetNativeTextIndent() const
 {
     if ( wxUxThemeEngine::GetIfActive() )