Implement monitoring of file descriptors in wxMotif event loop.

[wxWidgets.git] / include / wx / msw / choice.h

diff --git a/include/wx/msw/choice.h b/include/wx/msw/choice.h
index 20d8edb5fd993ac078f00139b3ba5d2408c9472a..294605d5277c95c8fa1fe2c98b0b023ac30b8215 100644 (file)
--- a/include/wx/msw/choice.h
+++ b/include/wx/msw/choice.h
@@ -12,11 +12,13 @@
 #ifndef _WX_CHOICE_H_
 #define _WX_CHOICE_H_
 
+struct tagCOMBOBOXINFO;
+
 // ----------------------------------------------------------------------------
 // Choice item
 // ----------------------------------------------------------------------------
 
-class WXDLLEXPORT wxChoice : public wxChoiceBase
+class WXDLLIMPEXP_CORE wxChoice : public wxChoiceBase
 {
 public:
     // ctors
@@ -66,6 +68,10 @@ public:
                 const wxValidator& validator = wxDefaultValidator,
                 const wxString& name = wxChoiceNameStr);
 
+    virtual bool Show(bool show = true);
+
+    virtual void SetLabel(const wxString& label);
+
     virtual unsigned int GetCount() const;
     virtual int GetSelection() const;
     virtual int GetCurrentSelection() const;
@@ -75,6 +81,14 @@ public:
     virtual wxString GetString(unsigned int n) const;
     virtual void SetString(unsigned int n, const wxString& s);
 
+    virtual wxVisualAttributes GetDefaultAttributes() const
+    {
+        return GetClassDefaultAttributes(GetWindowVariant());
+    }
+
+    static wxVisualAttributes
+    GetClassDefaultAttributes(wxWindowVariant variant = wxWINDOW_VARIANT_NORMAL);
+
     // MSW only
     virtual bool MSWCommand(WXUINT param, WXWORD id);
     WXLRESULT MSWWindowProc(WXUINT nMsg, WXWPARAM wParam, WXLPARAM lParam);
@@ -86,8 +100,16 @@ public:
     virtual bool CanApplyThemeBorder() const { return false; }
 
 protected:
+    // choose the default border for this window
+    virtual wxBorder GetDefaultBorder() const { return wxBORDER_NONE; }
+
     // common part of all ctors
-    void Init() { m_lastAcceptedSelection = wxID_NONE; }
+    void Init()
+    {
+        m_lastAcceptedSelection =
+        m_pendingSelection = wxID_NONE;
+        m_heightOwn = wxDefaultCoord;
+    }
 
     virtual void DoDeleteOneItem(unsigned int n);
     virtual void DoClear();
@@ -106,10 +128,21 @@ protected:
     virtual void DoSetSize(int x, int y,
                            int width, int height,
                            int sizeFlags = wxSIZE_AUTO);
+    virtual wxSize DoGetSizeFromTextSize(int xlen, int ylen = -1) const;
+
+    // Show or hide the popup part of the control.
+    void MSWDoPopupOrDismiss(bool show);
 
     // update the height of the drop down list to fit the number of items we
     // have (without changing the visible height)
-    void UpdateVisibleHeight();
+    void MSWUpdateDropDownHeight();
+
+    // set the height of the visible part of the control to m_heightOwn
+    void MSWUpdateVisibleHeight();
+
+    // Call GetComboBoxInfo() and return false if it's not supported by this
+    // system. Notice that the caller must initialize info.cbSize.
+    bool MSWGetComboBoxInfo(tagCOMBOBOXINFO* info) const;
 
     // create and initialize the control
     bool CreateAndInit(wxWindow *parent, wxWindowID id,
@@ -123,12 +156,24 @@ protected:
     // free all memory we have (used by Clear() and dtor)
     void Free();
 
+    // set the height for simple combo box
+    int SetHeightSimpleComboBox(int nItems) const;
+
+#if wxUSE_DEFERRED_SIZING
+    virtual void MSWEndDeferWindowPos();
+#endif // wxUSE_DEFERRED_SIZING
 
-    // last "completed" selection, i.e. not the transient one while the user is
-    // browsing the popup list: this is only used when != wxID_NONE which is
-    // the case while the drop down is opened
-    int m_lastAcceptedSelection;
+    // These variables are only used while the drop down is opened.
+    //
+    // The first one contains the item that had been originally selected before
+    // the drop down was opened and the second one the item we should select
+    // when the drop down is closed again.
+    int m_lastAcceptedSelection,
+        m_pendingSelection;
 
+    // the height of the control itself if it was set explicitly or
+    // wxDefaultCoord if it hadn't
+    int m_heightOwn;
 
     DECLARE_DYNAMIC_CLASS_NO_COPY(wxChoice)
 };