added the automatic screenshot generator utility by Utensil Candel (with some revisions and reorganizations)

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@56106 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

utils/screenshotgen/src/customcombo.h

@@ -0,0 +1,248 @@
+/////////////////////////////////////////////////////////////////////////////
+// Name:        custom_combo.h
+// Purpose:     Define some custom wxComboCtrls
+// Author:      Utensil Candel (UtensilCandel@@gmail.com)
+// RCS-ID:      $Id$
+// Licence:     wxWindows license
+/////////////////////////////////////////////////////////////////////////////
+
+#ifndef WX_CUSTOM_COMBO_H
+#define WX_CUSTOM_COMBO_H
+
+// ----------------------------------------------------------------------------
+// class wxPenStyleComboBox
+// This class is a modified version of the one from samples/combo.cpp
+// ----------------------------------------------------------------------------
+
+#include <wx/odcombo.h>
+
+class wxPenStyleComboBox : public wxOwnerDrawnComboBox
+{
+public:
+    virtual void OnDrawItem( wxDC& dc,
+                             const wxRect& rect,
+                             int item,
+                             int flags ) const;
+
+
+    virtual void OnDrawBackground( wxDC& dc, const wxRect& rect,
+                                   int item, int flags ) const;
+
+    virtual wxCoord OnMeasureItem( size_t item ) const;
+
+    virtual wxCoord OnMeasureItemWidth( size_t WXUNUSED(item) ) const;
+
+    static wxPenStyleComboBox* CreateSample(wxWindow* parent);
+};
+
+
+// ----------------------------------------------------------------------------
+// wxListView Custom popup interface
+// This class is a modified version of the one from samples/combo.cpp
+// ----------------------------------------------------------------------------
+
+#include <wx/listctrl.h>
+
+class ListViewComboPopup : public wxListView, public wxComboPopup
+{
+public:
+
+    virtual void Init()
+    {
+        m_value = -1;
+        m_itemHere = -1; // hot item in list
+    }
+
+    virtual bool Create( wxWindow* parent )
+    {
+        return wxListView::Create(parent,1,
+                                  wxPoint(0,0),wxDefaultSize,
+                                  wxLC_LIST|wxLC_VRULES|wxBORDER_THEME);
+    }
+
+    virtual wxWindow *GetControl() { return this; }
+
+    virtual void SetStringValue( const wxString& s )
+    {
+        int n = wxListView::FindItem(-1,s);
+        if ( n >= 0 && n < GetItemCount() )
+            wxListView::Select(n);
+    }
+
+    virtual wxString GetStringValue() const
+    {
+        if ( m_value >= 0 )
+            return wxListView::GetItemText(m_value);
+        return wxEmptyString;
+    }
+
+    //
+    // Popup event handlers
+    //
+
+    // Mouse hot-tracking
+    void OnMouseMove(wxMouseEvent& event)
+    {
+        // Move selection to cursor if it is inside the popup
+
+        int resFlags;
+        int itemHere = HitTest(event.GetPosition(),resFlags);
+        if ( itemHere >= 0 )
+        {
+            wxListView::Select(itemHere,true);
+            m_itemHere = itemHere;
+        }
+        event.Skip();
+    }
+
+    // On mouse left, set the value and close the popup
+    void OnMouseClick(wxMouseEvent& WXUNUSED(event))
+    {
+        m_value = m_itemHere;
+        // TODO: Send event
+        Dismiss();
+    }
+
+    //
+    // Utilies for item manipulation
+    //
+
+    void AddSelection( const wxString& selstr )
+    {
+        wxListView::InsertItem(GetItemCount(),selstr);
+    }
+
+protected:
+    int             m_value; // current item index
+    int             m_itemHere; // hot item in popup
+
+private:
+    DECLARE_EVENT_TABLE()
+};
+
+
+// ----------------------------------------------------------------------------
+// wxTreeCtrl Custom popup interface
+// This class is a modified version of the one from samples/combo.cpp
+// ----------------------------------------------------------------------------
+
+#include <wx/treectrl.h>
+
+class TreeCtrlComboPopup : public wxTreeCtrl, public wxComboPopup
+{
+public:
+
+    virtual void Init()
+    {
+    }
+
+    virtual bool Create( wxWindow* parent )
+    {
+        return wxTreeCtrl::Create(parent,1,
+                                  wxPoint(0,0),wxDefaultSize,
+                                  wxTR_HAS_BUTTONS|wxTR_SINGLE|
+                                  wxTR_LINES_AT_ROOT|wxBORDER_THEME);
+    }
+
+    virtual void OnShow()
+    {
+        // make sure selected item is visible
+        if ( m_value.IsOk() )
+            EnsureVisible(m_value);
+    }
+
+    virtual wxSize GetAdjustedSize( int minWidth,
+                                    int WXUNUSED(prefHeight),
+                                    int maxHeight )
+    {
+        return wxSize(minWidth, wxMin(80, maxHeight));
+    }
+
+    virtual wxWindow *GetControl() { return this; }
+
+    // Needed by SetStringValue
+    wxTreeItemId FindItemByText( wxTreeItemId parent, const wxString& text )
+    {
+        wxTreeItemIdValue cookie;
+        wxTreeItemId child = GetFirstChild(parent,cookie);
+        while ( child.IsOk() )
+        {
+            if ( GetItemText(child) == text )
+            {
+                return child;
+            }
+            if ( ItemHasChildren(child) )
+            {
+                wxTreeItemId found = FindItemByText(child,text);
+                if ( found.IsOk() )
+                    return found;
+            }
+            child = GetNextChild(parent,cookie);
+        }
+        return wxTreeItemId();
+    }
+
+    virtual void SetStringValue( const wxString& s )
+    {
+        wxTreeItemId root = GetRootItem();
+        if ( !root.IsOk() )
+            return;
+
+        wxTreeItemId found = FindItemByText(root,s);
+        if ( found.IsOk() )
+        {
+            m_value = m_itemHere = found;
+            wxTreeCtrl::SelectItem(found);
+        }
+    }
+
+    virtual wxString GetStringValue() const
+    {
+        if ( m_value.IsOk() )
+            return wxTreeCtrl::GetItemText(m_value);
+        return wxEmptyString;
+    }
+
+    //
+    // Popup event handlers
+    //
+
+    // Mouse hot-tracking
+    void OnMouseMove(wxMouseEvent& event)
+    {
+        int resFlags;
+        wxTreeItemId itemHere = HitTest(event.GetPosition(),resFlags);
+        if ( itemHere.IsOk() && (resFlags & wxTREE_HITTEST_ONITEMLABEL) )
+        {
+            wxTreeCtrl::SelectItem(itemHere,true);
+            m_itemHere = itemHere;
+        }
+        event.Skip();
+    }
+
+    // On mouse left, set the value and close the popup
+    void OnMouseClick(wxMouseEvent& event)
+    {
+        int resFlags;
+        wxTreeItemId itemHere = HitTest(event.GetPosition(),resFlags);
+        if ( itemHere.IsOk() && (resFlags & wxTREE_HITTEST_ONITEMLABEL) )
+        {
+            m_itemHere = itemHere;
+            m_value = itemHere;
+            Dismiss();
+            // TODO: Send event
+        }
+        event.Skip();
+    }
+
+protected:
+
+    wxTreeItemId        m_value; // current item index
+    wxTreeItemId        m_itemHere; // hot item in popup
+
+private:
+    DECLARE_EVENT_TABLE()
+};
+
+
+#endif // WX_CUSTOM_COMBO_H