account for scroll offset correctly in the mouse event handler

[wxWidgets.git] / include / wx / bookctrl.h

diff --git a/include/wx/bookctrl.h b/include/wx/bookctrl.h
index d5e1af0316890947c8a28b5747b04c6f473d0c95..005ef42c3cda35d67f7dec5c7fb5409835475948 100644 (file)
--- a/include/wx/bookctrl.h
+++ b/include/wx/bookctrl.h
@@ -25,13 +25,36 @@
 
 WX_DEFINE_EXPORTED_ARRAY_PTR(wxWindow *, wxArrayPages);
 
 
 WX_DEFINE_EXPORTED_ARRAY_PTR(wxWindow *, wxArrayPages);
 

-class WXDLLEXPORT wxImageList;
+class WXDLLIMPEXP_FWD_CORE wxImageList;
+class WXDLLIMPEXP_FWD_CORE wxBookCtrlEvent;
+
+// ----------------------------------------------------------------------------
+// constants
+// ----------------------------------------------------------------------------
+
+// wxBookCtrl hit results
+enum
+{
+    wxBK_HITTEST_NOWHERE = 1,   // not on tab
+    wxBK_HITTEST_ONICON  = 2,   // on icon
+    wxBK_HITTEST_ONLABEL = 4,   // on label
+    wxBK_HITTEST_ONITEM  = wxBK_HITTEST_ONICON | wxBK_HITTEST_ONLABEL,
+    wxBK_HITTEST_ONPAGE  = 8    // not on tab control, but over the selected page
+};
+
+// wxBookCtrl flags (common for wxNotebook, wxListbook, wxChoicebook, wxTreebook)
+#define wxBK_DEFAULT          0x0000
+#define wxBK_TOP              0x0010
+#define wxBK_BOTTOM           0x0020
+#define wxBK_LEFT             0x0040
+#define wxBK_RIGHT            0x0080
+#define wxBK_ALIGN_MASK       (wxBK_TOP | wxBK_BOTTOM | wxBK_LEFT | wxBK_RIGHT)

 
 // ----------------------------------------------------------------------------
 // wxBookCtrlBase
 // ----------------------------------------------------------------------------
 
 
 // ----------------------------------------------------------------------------
 // wxBookCtrlBase
 // ----------------------------------------------------------------------------
 

-class WXDLLEXPORT wxBookCtrlBase : public wxControl
+class WXDLLIMPEXP_CORE wxBookCtrlBase : public wxControl

 {
 public:
     // construction
 {
 public:
     // construction


@@ -73,7 +96,6 @@ public:
     virtual size_t GetPageCount() const { return m_pages.size(); }
 
     // get the panel which represents the given page
     virtual size_t GetPageCount() const { return m_pages.size(); }
 
     // get the panel which represents the given page

-    wxWindow *GetPage(size_t n) { return m_pages[n]; }

     wxWindow *GetPage(size_t n) const { return m_pages[n]; }
 
     // get the current page or NULL if none
     wxWindow *GetPage(size_t n) const { return m_pages[n]; }
 
     // get the current page or NULL if none


@@ -119,22 +141,24 @@ public:
     virtual wxSize CalcSizeFromPage(const wxSize& sizePage) const = 0;
 
     // get/set size of area between book control area and page area
     virtual wxSize CalcSizeFromPage(const wxSize& sizePage) const = 0;
 
     // get/set size of area between book control area and page area

-    inline size_t GetInternalBorder() const
-    {
-        return m_internalBorder;
-    }
-    void SetInternalBorder(size_t internalBorder)
-    {
-        m_internalBorder = internalBorder;
-    }
+    unsigned int GetInternalBorder() const { return m_internalBorder; }
+    void SetInternalBorder(unsigned int border) { m_internalBorder = border; }

 
 

-    // returns true if we have wxCHB_TOP or wxCHB_BOTTOM style
+    // Sets/gets the margin around the controller
+    void SetControlMargin(int margin) { m_controlMargin = margin; }
+    int GetControlMargin() const { return m_controlMargin; }
+
+    // returns true if we have wxBK_TOP or wxBK_BOTTOM style

     bool IsVertical() const { return HasFlag(wxBK_BOTTOM | wxBK_TOP); }
 
     // set/get option to shrink to fit current page
     void SetFitToCurrentPage(bool fit) { m_fitToCurrentPage = fit; }
     bool GetFitToCurrentPage() const { return m_fitToCurrentPage; }
 
     bool IsVertical() const { return HasFlag(wxBK_BOTTOM | wxBK_TOP); }
 
     // set/get option to shrink to fit current page
     void SetFitToCurrentPage(bool fit) { m_fitToCurrentPage = fit; }
     bool GetFitToCurrentPage() const { return m_fitToCurrentPage; }
 

+    // returns the sizer containing the control, if any
+    wxSizer* GetControlSizer() const { return m_controlSizer; }
+
+

     // operations
     // ----------
 
     // operations
     // ----------
 


@@ -144,14 +168,14 @@ public:
     // remove one page from the notebook, without deleting it
     virtual bool RemovePage(size_t n)
     {
     // remove one page from the notebook, without deleting it
     virtual bool RemovePage(size_t n)
     {

-        InvalidateBestSize();
+        DoInvalidateBestSize();

         return DoRemovePage(n) != NULL;
     }
 
     // remove all pages and delete them
     virtual bool DeleteAllPages()
     {
         return DoRemovePage(n) != NULL;
     }
 
     // remove all pages and delete them
     virtual bool DeleteAllPages()
     {

-        InvalidateBestSize();
+        DoInvalidateBestSize();

         WX_CLEAR_ARRAY(m_pages);
         return true;
     }
         WX_CLEAR_ARRAY(m_pages);
         return true;
     }


@@ -162,7 +186,7 @@ public:
                          bool bSelect = false,
                          int imageId = -1)
     {
                          bool bSelect = false,
                          int imageId = -1)
     {

-        InvalidateBestSize();
+        DoInvalidateBestSize();

         return InsertPage(GetPageCount(), page, text, bSelect, imageId);
     }
 
         return InsertPage(GetPageCount(), page, text, bSelect, imageId);
     }
 


@@ -179,6 +203,9 @@ public:
     // NB: this function will generate PAGE_CHANGING/ED events
     virtual int SetSelection(size_t n) = 0;
 
     // NB: this function will generate PAGE_CHANGING/ED events
     virtual int SetSelection(size_t n) = 0;
 

+    // acts as SetSelection but does not generate events
+    virtual int ChangeSelection(size_t n) = 0;
+

 
     // cycle thru the pages
     void AdvanceSelection(bool forward = true)
 
     // cycle thru the pages
     void AdvanceSelection(bool forward = true)


@@ -191,7 +218,57 @@ public:
         }
     }
 
         }
     }
 

+    // hit test: returns which page is hit and, optionally, where (icon, label)
+    virtual int HitTest(const wxPoint& WXUNUSED(pt),
+                        long * WXUNUSED(flags) = NULL) const
+    {
+        return wxNOT_FOUND;
+    }
+
+
+    // we do have multiple pages
+    virtual bool HasMultiplePages() const { return true; }
+
+    // we don't want focus for ourselves
+    virtual bool AcceptsFocus() const { return false; }
+
+    // returns true if the platform should explicitly apply a theme border
+    virtual bool CanApplyThemeBorder() const { return false; }
+

 protected:
 protected:

+    // flags for DoSetSelection()
+    enum
+    {
+        SetSelection_SendEvent = 1
+    };
+
+    // choose the default border for this window
+    virtual wxBorder GetDefaultBorder() const { return wxBORDER_NONE; }
+
+    // set the selection to the given page, sending the events (which can
+    // possibly prevent the page change from taking place) if SendEvent flag is
+    // included
+    virtual int DoSetSelection(size_t nPage, int flags = 0);
+
+    // if the derived class uses DoSetSelection() for implementing
+    // [Set|Change]Selection, it must override UpdateSelectedPage(),
+    // CreatePageChangingEvent() and MakeChangedEvent(), but as it might not
+    // use it, these functions are not pure virtual
+
+    // called to notify the control about a new current page
+    virtual void UpdateSelectedPage(size_t WXUNUSED(newsel))
+        { wxFAIL_MSG(wxT("Override this function!")); }
+
+    // create a new "page changing" event
+    virtual wxBookCtrlEvent* CreatePageChangingEvent() const
+        { wxFAIL_MSG(wxT("Override this function!")); return NULL; }
+
+    // modify the event created by CreatePageChangingEvent() to "page changed"
+    // event, usually by just calling SetEventType() on it
+    virtual void MakeChangedEvent(wxBookCtrlEvent& WXUNUSED(event))
+        { wxFAIL_MSG(wxT("Override this function!")); }
+
+

     // Should we accept NULL page pointers in Add/InsertPage()?
     //
     // Default is no but derived classes may override it if they can treat NULL
     // Should we accept NULL page pointers in Add/InsertPage()?
     //
     // Default is no but derived classes may override it if they can treat NULL


@@ -208,12 +285,20 @@ protected:
     // helper: get the next page wrapping if we reached the end
     int GetNextPage(bool forward) const;
 
     // helper: get the next page wrapping if we reached the end
     int GetNextPage(bool forward) const;
 

-    // Always rely on GetBestSize, which will look at all the pages
-    virtual void SetInitialBestSize(const wxSize& WXUNUSED(size)) { }
-

     // Lay out controls
     void DoSize();
 
     // Lay out controls
     void DoSize();
 

+    // This method also invalidates the size of the controller and should be
+    // called instead of just InvalidateBestSize() whenever pages are added or
+    // removed as this also affects the controller
+    void DoInvalidateBestSize();
+
+#if wxUSE_HELP
+    // Show the help for the corresponding page
+    void OnHelp(wxHelpEvent& event);
+#endif // wxUSE_HELP
+
+

     // the array of all pages of this control
     wxArrayPages m_pages;
 
     // the array of all pages of this control
     wxArrayPages m_pages;
 


@@ -236,13 +321,19 @@ protected:
     // Whether to shrink to fit current page
     bool m_fitToCurrentPage;
 
     // Whether to shrink to fit current page
     bool m_fitToCurrentPage;
 

+    // the sizer containing the choice control
+    wxSizer *m_controlSizer;
+
+    // the margin around the choice control
+    int m_controlMargin;
+

 private:
 
     // common part of all ctors
     void Init();
 
     // internal border
 private:
 
     // common part of all ctors
     void Init();
 
     // internal border

-    size_t m_internalBorder;
+    unsigned int m_internalBorder;

 
     DECLARE_ABSTRACT_CLASS(wxBookCtrlBase)
     DECLARE_NO_COPY_CLASS(wxBookCtrlBase)
 
     DECLARE_ABSTRACT_CLASS(wxBookCtrlBase)
     DECLARE_NO_COPY_CLASS(wxBookCtrlBase)


@@ -250,13 +341,13 @@ private:
 };
 
 // ----------------------------------------------------------------------------
 };
 
 // ----------------------------------------------------------------------------

-// wxBookCtrlBaseEvent: page changing events generated by derived classes
+// wxBookCtrlEvent: page changing events generated by book classes

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

-class WXDLLEXPORT wxBookCtrlBaseEvent : public wxNotifyEvent
+class WXDLLIMPEXP_CORE wxBookCtrlEvent : public wxNotifyEvent

 {
 public:
 {
 public:

-    wxBookCtrlBaseEvent(wxEventType commandType = wxEVT_NULL, int winid = 0,
+    wxBookCtrlEvent(wxEventType commandType = wxEVT_NULL, int winid = 0,

                         int nSel = -1, int nOldSel = -1)
         : wxNotifyEvent(commandType, winid)
     {
                         int nSel = -1, int nOldSel = -1)
         : wxNotifyEvent(commandType, winid)
     {


@@ -264,13 +355,15 @@ public:
         m_nOldSel = nOldSel;
     }
 
         m_nOldSel = nOldSel;
     }
 

-    wxBookCtrlBaseEvent(const wxBookCtrlBaseEvent& event)
+    wxBookCtrlEvent(const wxBookCtrlEvent& event)

         : wxNotifyEvent(event)
     {
         m_nSel = event.m_nSel;
         m_nOldSel = event.m_nOldSel;
     }
 
         : wxNotifyEvent(event)
     {
         m_nSel = event.m_nSel;
         m_nOldSel = event.m_nOldSel;
     }
 

+    virtual wxEvent *Clone() const { return new wxBookCtrlEvent(*this); }
+

     // accessors
         // the currently selected page (-1 if none)
     int GetSelection() const { return m_nSel; }
     // accessors
         // the currently selected page (-1 if none)
     int GetSelection() const { return m_nSel; }


@@ -282,14 +375,23 @@ public:
 private:
     int m_nSel,     // currently selected page
         m_nOldSel;  // previously selected page
 private:
     int m_nSel,     // currently selected page
         m_nOldSel;  // previously selected page

+
+    DECLARE_DYNAMIC_CLASS_NO_ASSIGN(wxBookCtrlEvent)

 };
 
 };
 

+typedef void (wxEvtHandler::*wxBookCtrlEventFunction)(wxBookCtrlEvent&);
+
+#define wxBookCtrlEventHandler(func) \
+    (wxObjectEventFunction)(wxEventFunction)wxStaticCastEvent(wxBookCtrlEventFunction, &func)
+
+// obsolete name, defined for compatibility only
+#define wxBookCtrlBaseEvent wxBookCtrlEvent
+

 // make a default book control for given platform
 #if wxUSE_NOTEBOOK
     // dedicated to majority of desktops
     #include "wx/notebook.h"
     #define wxBookCtrl                             wxNotebook
 // make a default book control for given platform
 #if wxUSE_NOTEBOOK
     // dedicated to majority of desktops
     #include "wx/notebook.h"
     #define wxBookCtrl                             wxNotebook

-    #define wxBookCtrlEvent                        wxNotebookEvent

     #define wxEVT_COMMAND_BOOKCTRL_PAGE_CHANGED    wxEVT_COMMAND_NOTEBOOK_PAGE_CHANGED
     #define wxEVT_COMMAND_BOOKCTRL_PAGE_CHANGING   wxEVT_COMMAND_NOTEBOOK_PAGE_CHANGING
     #define EVT_BOOKCTRL_PAGE_CHANGED(id, fn)      EVT_NOTEBOOK_PAGE_CHANGED(id, fn)
     #define wxEVT_COMMAND_BOOKCTRL_PAGE_CHANGED    wxEVT_COMMAND_NOTEBOOK_PAGE_CHANGED
     #define wxEVT_COMMAND_BOOKCTRL_PAGE_CHANGING   wxEVT_COMMAND_NOTEBOOK_PAGE_CHANGING
     #define EVT_BOOKCTRL_PAGE_CHANGED(id, fn)      EVT_NOTEBOOK_PAGE_CHANGED(id, fn)


@@ -298,7 +400,6 @@ private:
     // dedicated to Smartphones
     #include "wx/choicebk.h"
     #define wxBookCtrl                             wxChoicebook
     // dedicated to Smartphones
     #include "wx/choicebk.h"
     #define wxBookCtrl                             wxChoicebook

-    #define wxBookCtrlEvent                        wxChoicebookEvent

     #define wxEVT_COMMAND_BOOKCTRL_PAGE_CHANGED    wxEVT_COMMAND_CHOICEBOOK_PAGE_CHANGED
     #define wxEVT_COMMAND_BOOKCTRL_PAGE_CHANGING   wxEVT_COMMAND_CHOICEBOOK_PAGE_CHANGING
     #define EVT_BOOKCTRL_PAGE_CHANGED(id, fn)      EVT_CHOICEBOOK_PAGE_CHANGED(id, fn)
     #define wxEVT_COMMAND_BOOKCTRL_PAGE_CHANGED    wxEVT_COMMAND_CHOICEBOOK_PAGE_CHANGED
     #define wxEVT_COMMAND_BOOKCTRL_PAGE_CHANGING   wxEVT_COMMAND_CHOICEBOOK_PAGE_CHANGING
     #define EVT_BOOKCTRL_PAGE_CHANGED(id, fn)      EVT_CHOICEBOOK_PAGE_CHANGED(id, fn)