render scrollbar's thumb as stippled bar to distinguish it from controls

[wxWidgets.git] / src / generic / collpaneg.cpp

diff --git a/src/generic/collpaneg.cpp b/src/generic/collpaneg.cpp
index b7e0dd6e9e2e9487271e6b50f1cbde36c4e923e0..2f1ea156b472f824c5cdc48ab0cb9ff04d1f51d3 100644 (file)
--- a/src/generic/collpaneg.cpp
+++ b/src/generic/collpaneg.cpp
@@ -16,9 +16,27 @@
 
 // For compilers that support precompilation, includes "wx.h".
 #include "wx/wxprec.h"
+
 #include "wx/collpane.h"
+
+#if wxUSE_BUTTON && wxUSE_STATLINE
+
+#ifndef WX_PRECOMP
+    #include "wx/toplevel.h"
+    #include "wx/button.h"
+    #include "wx/sizer.h"
+#endif // !WX_PRECOMP
+
 #include "wx/statline.h"
 
+// ----------------------------------------------------------------------------
+// constants
+// ----------------------------------------------------------------------------
+
+// the number of pixels to leave between the button and the static line and
+// between the button and the pane
+#define wxCP_MARGIN         10
+
 // ============================================================================
 // implementation
 // ============================================================================
@@ -34,18 +52,19 @@ IMPLEMENT_DYNAMIC_CLASS(wxGenericCollapsiblePane, wxControl)
 IMPLEMENT_DYNAMIC_CLASS(wxCollapsiblePaneEvent, wxCommandEvent)
 
 BEGIN_EVENT_TABLE(wxGenericCollapsiblePane, wxControl)
-    EVT_BUTTON(wxCP_BUTTON_ID, wxGenericCollapsiblePane::OnButton)
+    EVT_BUTTON(wxID_ANY, wxGenericCollapsiblePane::OnButton)
     EVT_SIZE(wxGenericCollapsiblePane::OnSize)
 END_EVENT_TABLE()
 
 
-bool wxGenericCollapsiblePane::Create( wxWindow *parent, wxWindowID id,
-                                        const wxString& label,
-                                        const wxPoint& pos,
-                                        const wxSize& size,
-                                        long style,
-                                        const wxValidator& val,
-                                        const wxString& name)
+bool wxGenericCollapsiblePane::Create(wxWindow *parent,
+                                      wxWindowID id,
+                                      const wxString& label,
+                                      const wxPoint& pos,
+                                      const wxSize& size,
+                                      long style,
+                                      const wxValidator& val,
+                                      const wxString& name)
 {
     if ( !wxControl::Create(parent, id, pos, size, style, val, name) )
         return false;
@@ -53,7 +72,7 @@ bool wxGenericCollapsiblePane::Create( wxWindow *parent, wxWindowID id,
     m_strLabel = label;
 
     // create children; their size & position is set in OnSize()
-    m_pButton = new wxButton(this, wxCP_BUTTON_ID, GetBtnLabel(), wxPoint(0, 0),
+    m_pButton = new wxButton(this, wxID_ANY, GetBtnLabel(), wxPoint(0, 0),
                              wxDefaultSize, wxBU_EXACTFIT);
     m_pStatLine = new wxStaticLine(this, wxID_ANY);
     m_pPane = new wxWindow(this, wxID_ANY, wxDefaultPosition, wxDefaultSize,
@@ -88,26 +107,15 @@ wxString wxGenericCollapsiblePane::GetBtnLabel() const
     return m_strLabel + (IsCollapsed() ? wxT(" >>") : wxT(" <<"));
 }
 
-void wxGenericCollapsiblePane::Collapse(bool collapse)
+void wxGenericCollapsiblePane::OnStateChange(const wxSize& sz)
 {
-    // optimization
-    if ( IsCollapsed() == collapse )
-        return;
-
-    // update our state
-    m_pPane->Show(!collapse);
-
-    // update button label
-    // NB: this must be done after updating our "state"
-    m_pButton->SetLabel(GetBtnLabel());
-
     // minimal size has priority over the best size so set here our min size
-    wxSize sz = GetBestSize();
     SetMinSize(sz);
     SetSize(sz);
 
-    wxWindow *top = GetTopLevelParent();
-    if (top)
+    wxTopLevelWindow *
+        top = wxDynamicCast(wxGetTopLevelParent(this), wxTopLevelWindow);
+    if ( top )
     {
         // we've changed our size, thus our top level parent needs to relayout
         // itself
@@ -128,28 +136,40 @@ void wxGenericCollapsiblePane::Collapse(bool collapse)
 #endif
             top->GetSizer()->SetSizeHints(top);
 
-        if (IsCollapsed())
-        {
-            // use SetClientSize() and not SetSize() otherwise the size for
-            // e.g. a wxFrame with a menubar wouldn't be correctly set
-            top->SetClientSize(sz);
-        }
-        else
+
+        // we shouldn't attempt to resize a maximized window, whatever happens
+        if ( !top->IsMaximized() )
         {
-            // force our parent to "fit", i.e. expand so that it can honour
-            // our minimal size
-            top->Fit();
+            if ( IsCollapsed() )
+            {
+                // use SetClientSize() and not SetSize() otherwise the size for
+                // e.g. a wxFrame with a menubar wouldn't be correctly set
+                top->SetClientSize(sz);
+            }
+            else
+            {
+                // force our parent to "fit", i.e. expand so that it can honour
+                // our minimal size
+                top->Fit();
+            }
         }
     }
 }
 
-wxWindow *wxGenericCollapsiblePane::GetTopLevelParent()
+void wxGenericCollapsiblePane::Collapse(bool collapse)
 {
-    wxWindow *parent = GetParent();
-    while (parent && !parent->IsTopLevel())
-        parent = parent->GetParent();
+    // optimization
+    if ( IsCollapsed() == collapse )
+        return;
 
-    return parent;
+    // update our state
+    m_pPane->Show(!collapse);
+
+    // update button label
+    // NB: this must be done after updating our "state"
+    m_pButton->SetLabel(GetBtnLabel());
+
+    OnStateChange(GetBestSize());
 }
 
 void wxGenericCollapsiblePane::SetLabel(const wxString &label)
@@ -183,8 +203,14 @@ void wxGenericCollapsiblePane::LayoutChildren()
 // wxGenericCollapsiblePane - event handlers
 //-----------------------------------------------------------------------------
 
-void wxGenericCollapsiblePane::OnButton(wxCommandEvent &WXUNUSED(event))
+void wxGenericCollapsiblePane::OnButton(wxCommandEvent& event)
 {
+    if ( event.GetEventObject() != m_pButton )
+    {
+        event.Skip();
+        return;
+    }
+
     Collapse(!IsCollapsed());
 
     // this change was generated by the user - send the event
@@ -213,3 +239,4 @@ void wxGenericCollapsiblePane::OnSize(wxSizeEvent& WXUNUSED(event))
     m_pPane->Layout();
 }
 
+#endif // wxUSE_BUTTON && wxUSE_STATLINE