Clear is also expected to clear the text

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

diff --git a/src/generic/collpaneg.cpp b/src/generic/collpaneg.cpp
index f8f7f3fcbc141f44e147acff1ffc25e258eb8429..b04b142f510aa23e228b283a96f3c0ae808f2b40 100644 (file)
--- a/src/generic/collpaneg.cpp
+++ b/src/generic/collpaneg.cpp
@@ -16,163 +16,250 @@
 
 // For compilers that support precompilation, includes "wx.h".
 #include "wx/wxprec.h"
 
 // For compilers that support precompilation, includes "wx.h".
 #include "wx/wxprec.h"

+
+#ifdef __BORLANDC__
+    #pragma hdrstop
+#endif
+
+#include "wx/defs.h"
+
+#if wxUSE_COLLPANE && wxUSE_BUTTON && wxUSE_STATLINE
+

 #include "wx/collpane.h"
 #include "wx/collpane.h"

+
+#ifndef WX_PRECOMP
+    #include "wx/toplevel.h"
+    #include "wx/button.h"
+    #include "wx/sizer.h"
+    #include "wx/panel.h"
+#endif // !WX_PRECOMP
+

 #include "wx/statline.h"
 
 #include "wx/statline.h"
 

+// ----------------------------------------------------------------------------
+// constants
+// ----------------------------------------------------------------------------
+

 // ============================================================================
 // implementation
 // ============================================================================
 
 // ============================================================================
 // implementation
 // ============================================================================
 

-const wxChar wxGenericCollapsiblePaneNameStr[] = wxT("genericCollapsiblePane");
+const char wxCollapsiblePaneNameStr[] = "collapsiblePane";

 
 //-----------------------------------------------------------------------------
 // wxGenericCollapsiblePane
 //-----------------------------------------------------------------------------
 
 
 //-----------------------------------------------------------------------------
 // wxGenericCollapsiblePane
 //-----------------------------------------------------------------------------
 

-DEFINE_EVENT_TYPE(wxEVT_COMMAND_COLLPANE_CHANGED)
+wxDEFINE_EVENT( wxEVT_COLLAPSIBLEPANE_CHANGED, wxCollapsiblePaneEvent );

 IMPLEMENT_DYNAMIC_CLASS(wxGenericCollapsiblePane, wxControl)
 IMPLEMENT_DYNAMIC_CLASS(wxCollapsiblePaneEvent, wxCommandEvent)
 
 BEGIN_EVENT_TABLE(wxGenericCollapsiblePane, wxControl)
 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()
 
     EVT_SIZE(wxGenericCollapsiblePane::OnSize)
 END_EVENT_TABLE()
 

+void wxGenericCollapsiblePane::Init()
+{
+    m_pButton = NULL;
+    m_pPane = NULL;
+    m_pStaticLine = NULL;
+    m_sz = NULL;
+}

 
 

-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;
 
     m_strLabel = label;
 
 {
     if ( !wxControl::Create(parent, id, pos, size, style, val, name) )
         return false;
 
     m_strLabel = label;
 

-    // create children; their size & position is set in OnSize()
-    m_pButton = new wxButton(this, wxCP_BUTTON_ID, GetBtnLabel(), wxPoint(0, 0),
+    // sizer containing the expand button and possibly a static line
+    m_sz = new wxBoxSizer(wxHORIZONTAL);
+
+#if defined( __WXMAC__ ) && !defined(__WXUNIVERSAL__)
+    // on Mac we use the special disclosure triangle button
+    m_pStaticLine = NULL;
+    m_pButton = new wxDisclosureTriangle(this, wxID_ANY, GetBtnLabel());
+    m_sz->Add(m_pButton);
+#else
+    // create children and lay them out using a wxBoxSizer
+    // (so that we automatically get RTL features)
+    m_pButton = new wxButton(this, wxID_ANY, GetBtnLabel(), wxPoint(0, 0),

                              wxDefaultSize, wxBU_EXACTFIT);
                              wxDefaultSize, wxBU_EXACTFIT);

-    m_pStatLine = new wxStaticLine(this, wxID_ANY);
-    m_pPane = new wxWindow(this, wxID_ANY, wxDefaultPosition, wxDefaultSize, wxNO_BORDER);
+    m_pStaticLine = new wxStaticLine(this, wxID_ANY);
+
+    // on other platforms we put the static line and the button horizontally
+    m_sz->Add(m_pButton, 0, wxLEFT|wxTOP|wxBOTTOM, GetBorder());
+    m_sz->Add(m_pStaticLine, 1, wxALIGN_CENTER|wxLEFT|wxRIGHT, GetBorder());
+#endif
+
+    // FIXME: at least under wxCE and wxGTK1 the background is black if we don't do
+    //        this, no idea why...
+#if defined(__WXWINCE__) || defined(__WXGTK__)
+    SetBackgroundColour(parent->GetBackgroundColour());
+#endif
+
+    // do not set sz as our sizers since we handle the pane window without using sizers
+    m_pPane = new wxPanel(this, wxID_ANY, wxDefaultPosition, wxDefaultSize,
+                          wxTAB_TRAVERSAL|wxNO_BORDER, wxT("wxCollapsiblePanePane") );

 
     // start as collapsed:
     m_pPane->Hide();
 
 
     // start as collapsed:
     m_pPane->Hide();
 

-    //CacheBestSize(GetBestSize());

     return true;
 }
 
     return true;
 }
 

-wxSize wxGenericCollapsiblePane::DoGetBestSize() const
+wxGenericCollapsiblePane::~wxGenericCollapsiblePane()

 {
 {

-    wxSize sz = m_pButton->GetBestSize();
+    if (m_pButton)
+        m_pButton->SetContainingSizer(NULL);

 
 

-    // set width
-    sz.SetWidth( sz.GetWidth() + wxCP_MARGIN + m_pStatLine->GetBestSize().GetWidth() );
-    sz.SetWidth( wxMax(sz.GetWidth(), m_pPane->GetBestSize().GetWidth()) );
+    if (m_pStaticLine)
+        m_pStaticLine->SetContainingSizer(NULL);
+
+    // our sizer is not deleted automatically since we didn't use SetSizer()!
+    wxDELETE(m_sz);
+}
+
+wxSize wxGenericCollapsiblePane::DoGetBestSize() const
+{
+    // NB: do not use GetSize() but rather GetMinSize()
+    wxSize sz = m_sz->GetMinSize();

 
     // when expanded, we need more vertical space
 
     // when expanded, we need more vertical space

-    if (!IsCollapsed())
-        sz.SetHeight( sz.GetHeight() + wxCP_MARGIN + m_pPane->GetBestSize().GetHeight() );
+    if ( IsExpanded() )
+    {
+        sz.SetWidth(wxMax( sz.GetWidth(), m_pPane->GetBestSize().x ));
+        sz.SetHeight(sz.y + GetBorder() + m_pPane->GetBestSize().y);
+    }

 
     return sz;
 }
 
 wxString wxGenericCollapsiblePane::GetBtnLabel() const
 {
 
     return sz;
 }
 
 wxString wxGenericCollapsiblePane::GetBtnLabel() const
 {

-    if (IsCollapsed())
-        return m_strLabel + wxT(" >>");
-    return m_strLabel + wxT(" <<");
+    // on mac the triangle indicates the state, no string change
+#ifdef __WXMAC__
+    return m_strLabel;
+#else
+    return m_strLabel + (IsCollapsed() ? wxT(" >>") : wxT(" <<"));
+#endif
+}
+
+void wxGenericCollapsiblePane::OnStateChange(const wxSize& sz)
+{
+    // minimal size has priority over the best size so set here our min size
+//    SetMinSize(sz);
+    SetSize(sz);
+
+    if (this->HasFlag(wxCP_NO_TLW_RESIZE))
+    {
+        // the user asked to explicitly handle the resizing itself...
+        return;
+    }
+
+
+    wxTopLevelWindow *top =
+        wxDynamicCast(wxGetTopLevelParent(this), wxTopLevelWindow);
+    if ( !top )
+        return;
+
+    wxSizer *sizer = top->GetSizer();
+    if ( !sizer )
+        return;
+
+    const wxSize newBestSize = sizer->ComputeFittingClientSize(top);
+    top->SetMinClientSize(newBestSize);
+
+    // we shouldn't attempt to resize a maximized window, whatever happens
+    if ( !top->IsMaximized() )
+        top->SetClientSize(newBestSize);

 }
 
 void wxGenericCollapsiblePane::Collapse(bool collapse)
 {
     // optimization
 }
 
 void wxGenericCollapsiblePane::Collapse(bool collapse)
 {
     // optimization

-    if (IsCollapsed() == collapse)
+    if ( IsCollapsed() == collapse )

         return;
 
         return;
 

+    InvalidateBestSize();
+

     // update our state
     m_pPane->Show(!collapse);
 
     // update button label
     // update our state
     m_pPane->Show(!collapse);
 
     // update button label

+#if defined( __WXMAC__ ) && !defined(__WXUNIVERSAL__)
+    m_pButton->SetOpen( !collapse );
+#else

     // NB: this must be done after updating our "state"
     m_pButton->SetLabel(GetBtnLabel());
     // 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)
-    {
-        // we've changed our size, thus our top level parent needs to relayout itself
-        top->Layout();
-
-        // FIXME: this makes wxGenericCollapsiblePane behave as the user expect but
-        //        maybe there are cases where this is unwanted!
-        if (top->GetSizer())
-#ifdef __WXGTK__
-        // FIXME: the SetSizeHints() call would be required also for GTK+ for the
-        //        expanded->collapsed transition.
-        //        Unfortunately if we enable this line, then the GTK+ top window
-        //        won't always be resized by the SetClientSize() call below!
-        //        As a side effect of this dirty fix, the minimal size for the
-        //        pane window is not set in GTK+ and the user can hide it shrinking
-        //        the "top" window...
-        if (IsCollapsed())

 #endif
 #endif

-            top->GetSizer()->SetSizeHints(top);
-
-        if (IsCollapsed())
-        {
-            // NB: we need to use SetClientSize() and not SetSize() otherwise the size for
-            //     windows like e.g. wxFrames with wxMenubars won'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()
-{
-    wxWindow *parent = GetParent();
-    while (parent && !parent->IsTopLevel())
-        parent = parent->GetParent();

 
 

-    return parent;
+    OnStateChange(GetBestSize());

 }
 
 void wxGenericCollapsiblePane::SetLabel(const wxString &label)
 {
     m_strLabel = label;
 }
 
 void wxGenericCollapsiblePane::SetLabel(const wxString &label)
 {
     m_strLabel = label;

+#ifdef __WXMAC__

     m_pButton->SetLabel(GetBtnLabel());
     m_pButton->SetLabel(GetBtnLabel());

-    m_pButton->SetBestFittingSize();
+#else
+    m_pButton->SetLabel(GetBtnLabel());
+    m_pButton->SetInitialSize();
+#endif

 
 

-    LayoutChildren();
+    Layout();

 }
 
 }
 

-void wxGenericCollapsiblePane::LayoutChildren()
+bool wxGenericCollapsiblePane::Layout()

 {
 {

-    wxSize btnSz = m_pButton->GetSize();
+#ifdef __WXMAC__
+    if (!m_pButton || !m_pPane || !m_sz)
+        return false;     // we need to complete the creation first!
+#else
+    if (!m_pButton || !m_pStaticLine || !m_pPane || !m_sz)
+        return false;     // we need to complete the creation first!
+#endif
+
+    wxSize oursz(GetSize());

 
 

-    // the button position & size are always ok...
+    // move & resize the button and the static line
+    m_sz->SetDimension(0, 0, oursz.GetWidth(), m_sz->GetMinSize().GetHeight());
+    m_sz->Layout();

 
 

-    // move & resize the static line
-    m_pStatLine->SetSize(btnSz.GetWidth() + wxCP_MARGIN, btnSz.GetHeight()/2,
-                         GetSize().GetWidth() - btnSz.GetWidth() - wxCP_MARGIN, -1,
-                         wxSIZE_USE_EXISTING);
+    if ( IsExpanded() )
+    {
+        // move & resize the container window
+        int yoffset = m_sz->GetSize().GetHeight() + GetBorder();
+        m_pPane->SetSize(0, yoffset,
+                        oursz.x, oursz.y - yoffset);
+
+        // this is very important to make the pane window layout show correctly
+        m_pPane->Layout();
+    }

 
 

-    // move & resize the container window
-    m_pPane->SetSize(0, btnSz.GetHeight() + wxCP_MARGIN,
-                     GetSize().GetWidth(), GetSize().GetHeight() - btnSz.GetHeight() - wxCP_MARGIN);
+    return true;
+}
+
+int wxGenericCollapsiblePane::GetBorder() const
+{
+#if defined( __WXMAC__ )
+    return 6;
+#elif defined(__WXMSW__)
+    wxASSERT(m_pButton);
+    return m_pButton->ConvertDialogToPixels(wxSize(2, 0)).x;
+#else
+    return 5;
+#endif

 }
 
 
 }
 
 


@@ -181,8 +268,14 @@ void wxGenericCollapsiblePane::LayoutChildren()
 // wxGenericCollapsiblePane - event handlers
 //-----------------------------------------------------------------------------
 
 // 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
     Collapse(!IsCollapsed());
 
     // this change was generated by the user - send the event


@@ -201,13 +294,7 @@ void wxGenericCollapsiblePane::OnSize(wxSizeEvent& WXUNUSED(event))
     dc.DrawRectangle(wxPoint(0,0), GetBestSize());
 #endif
 
     dc.DrawRectangle(wxPoint(0,0), GetBestSize());
 #endif
 

-
-    if (!m_pButton || !m_pStatLine || !m_pPane)
-        return;     // we need to complete the creation first!
-
-    LayoutChildren();
-
-    // this is very important to make the pane window layout show correctly
-    m_pPane->Layout();
+    Layout();

 }
 
 }
 

+#endif // wxUSE_COLLPANE && wxUSE_BUTTON && wxUSE_STATLINE