Add a class for parsing simple markup.

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

diff --git a/include/wx/combo.h b/include/wx/combo.h
index 7d3af186566aa9ef1d90dc6b591ce571dbacd0ce..9c38cda2110ce1d1c2a144dd8988e25bbe144aa4 100644 (file)
--- a/include/wx/combo.h
+++ b/include/wx/combo.h
@@ -45,6 +45,7 @@
 #include "wx/control.h"
 #include "wx/renderer.h" // this is needed for wxCONTROL_XXX flags
 #include "wx/bitmap.h" // wxBitmap used by-value
 #include "wx/control.h"
 #include "wx/renderer.h" // this is needed for wxCONTROL_XXX flags
 #include "wx/bitmap.h" // wxBitmap used by-value

+#include "wx/textentry.h"

 
 class WXDLLIMPEXP_FWD_CORE wxTextCtrl;
 class WXDLLIMPEXP_FWD_CORE wxComboPopup;
 
 class WXDLLIMPEXP_FWD_CORE wxTextCtrl;
 class WXDLLIMPEXP_FWD_CORE wxComboPopup;


@@ -86,8 +87,8 @@ enum
     wxCC_IFLAG_CREATED              = 0x0100,
     // Internal use: really put button outside
     wxCC_IFLAG_BUTTON_OUTSIDE       = 0x0200,
     wxCC_IFLAG_CREATED              = 0x0100,
     // Internal use: really put button outside
     wxCC_IFLAG_BUTTON_OUTSIDE       = 0x0200,

-    // Internal use: SetTextIndent has been called
-    wxCC_IFLAG_INDENT_SET           = 0x0400,
+    // Internal use: SetMargins has been succesfully called
+    wxCC_IFLAG_LEFT_MARGIN_SET      = 0x0400,

     // Internal use: Set wxTAB_TRAVERSAL to parent when popup is dismissed
     wxCC_IFLAG_PARENT_TAB_TRAVERSAL = 0x0800,
     // Internal use: Secondary popup window type should be used (if available).
     // Internal use: Set wxTAB_TRAVERSAL to parent when popup is dismissed
     wxCC_IFLAG_PARENT_TAB_TRAVERSAL = 0x0800,
     // Internal use: Secondary popup window type should be used (if available).


@@ -95,7 +96,8 @@ enum
     // Internal use: Skip popup animation.
     wxCC_IFLAG_DISABLE_POPUP_ANIM   = 0x2000,
     // Internal use: Drop-button is a bitmap button or has non-default size
     // Internal use: Skip popup animation.
     wxCC_IFLAG_DISABLE_POPUP_ANIM   = 0x2000,
     // Internal use: Drop-button is a bitmap button or has non-default size

-    // (but can still be on either side of the control).
+    // (but can still be on either side of the control), regardless whether
+    // specified by the platform or the application.

     wxCC_IFLAG_HAS_NONSTANDARD_BUTTON   = 0x4000
 };
 
     wxCC_IFLAG_HAS_NONSTANDARD_BUTTON   = 0x4000
 };
 


@@ -118,7 +120,8 @@ struct wxComboCtrlFeatures
         BitmapButton        = 0x0002, // Button may be replaced with bitmap
         ButtonSpacing       = 0x0004, // Button can have spacing from the edge
                                       // of the control
         BitmapButton        = 0x0002, // Button may be replaced with bitmap
         ButtonSpacing       = 0x0004, // Button can have spacing from the edge
                                       // of the control

-        TextIndent          = 0x0008, // SetTextIndent can be used
+        TextIndent          = 0x0008, // SetMargins can be used to control
+                                      // left margin.

         PaintControl        = 0x0010, // Combo control itself can be custom painted
         PaintWritable       = 0x0020, // A variable-width area in front of writable
                                       // combo control's textctrl can be custom
         PaintControl        = 0x0010, // Combo control itself can be custom painted
         PaintWritable       = 0x0020, // A variable-width area in front of writable
                                       // combo control's textctrl can be custom


@@ -137,12 +140,14 @@ struct wxComboCtrlFeatures
 };
 
 
 };
 
 

-class WXDLLEXPORT wxComboCtrlBase : public wxControl
+class WXDLLIMPEXP_CORE wxComboCtrlBase : public wxControl,
+                                         public wxTextEntry

 {
     friend class wxComboPopup;
 {
     friend class wxComboPopup;

+    friend class wxComboPopupEvtHandler;

 public:
     // ctors and such
 public:
     // ctors and such

-    wxComboCtrlBase() : wxControl() { Init(); }
+    wxComboCtrlBase() : wxControl(), wxTextEntry() { Init(); }

 
     bool Create(wxWindow *parent,
                 wxWindowID id,
 
     bool Create(wxWindow *parent,
                 wxWindowID id,


@@ -155,9 +160,19 @@ public:
 
     virtual ~wxComboCtrlBase();
 
 
     virtual ~wxComboCtrlBase();
 

-    // show/hide popup window
+    // Show/hide popup window (wxComboBox-compatible methods)
+    virtual void Popup();
+    virtual void Dismiss()
+    {
+        HidePopup(true);
+    }
+
+    // Show/hide popup window.
+    // TODO: Maybe deprecate in favor of Popup()/Dismiss().
+    //       However, these functions are still called internally
+    //       so it is not straightforward.

     virtual void ShowPopup();
     virtual void ShowPopup();

-    virtual void HidePopup();
+    virtual void HidePopup(bool generateEvent=false);

 
     // Override for totally custom combo action
     virtual void OnButtonClick();
 
     // Override for totally custom combo action
     virtual void OnButtonClick();


@@ -193,26 +208,56 @@ public:
     virtual bool Enable(bool enable = true);
     virtual bool Show(bool show = true);
     virtual bool SetFont(const wxFont& font);
     virtual bool Enable(bool enable = true);
     virtual bool Show(bool show = true);
     virtual bool SetFont(const wxFont& font);

-#if wxUSE_VALIDATORS
-    virtual void SetValidator(const wxValidator &validator);
-    virtual wxValidator *GetValidator();
-#endif // wxUSE_VALIDATORS
-
-    // wxTextCtrl methods - for readonly combo they should return
-    // without errors.
-    virtual wxString GetValue() const;
-    virtual void SetValue(const wxString& value);
+
+    //
+    // wxTextEntry methods
+    //
+    // NB: We basically need to override all of them because there is
+    //     no guarantee how platform-specific wxTextEntry is implemented.
+    //
+    virtual void SetValue(const wxString& value)
+        { wxTextEntryBase::SetValue(value); }
+    virtual void ChangeValue(const wxString& value)
+        { wxTextEntryBase::ChangeValue(value); }
+
+    virtual void WriteText(const wxString& text);
+    virtual void AppendText(const wxString& text)
+        { wxTextEntryBase::AppendText(text); }
+
+    virtual wxString GetValue() const
+        { return wxTextEntryBase::GetValue(); }
+
+    virtual wxString GetRange(long from, long to) const
+        { return wxTextEntryBase::GetRange(from, to); }
+
+    // Replace() and DoSetValue() need to be fully re-implemented since
+    // EventSuppressor utility class does not work with the way
+    // wxComboCtrl is implemented.
+    virtual void Replace(long from, long to, const wxString& value);
+
+    virtual void Remove(long from, long to);
+

     virtual void Copy();
     virtual void Cut();
     virtual void Paste();
     virtual void Copy();
     virtual void Cut();
     virtual void Paste();

+
+    virtual void Undo();
+    virtual void Redo();
+    virtual bool CanUndo() const;
+    virtual bool CanRedo() const;
+

     virtual void SetInsertionPoint(long pos);
     virtual void SetInsertionPoint(long pos);

-    virtual void SetInsertionPointEnd();

     virtual long GetInsertionPoint() const;
     virtual long GetLastPosition() const;
     virtual long GetInsertionPoint() const;
     virtual long GetLastPosition() const;

-    virtual void Replace(long from, long to, const wxString& value);
-    virtual void Remove(long from, long to);
+

     virtual void SetSelection(long from, long to);
     virtual void SetSelection(long from, long to);

-    virtual void Undo();
+    virtual void GetSelection(long *from, long *to) const;
+
+    virtual bool IsEditable() const;
+    virtual void SetEditable(bool editable);
+
+    virtual bool SetHint(const wxString& hint);
+    virtual wxString GetHint() const;

 
     // This method sets the text without affecting list selection
     // (ie. wxComboPopup::SetStringValue doesn't get called).
 
     // This method sets the text without affecting list selection
     // (ie. wxComboPopup::SetStringValue doesn't get called).


@@ -220,7 +265,13 @@ public:
 
     // This method sets value and also optionally sends EVT_TEXT
     // (needed by combo popups)
 
     // This method sets value and also optionally sends EVT_TEXT
     // (needed by combo popups)

-    void SetValueWithEvent(const wxString& value, bool withEvent = true);
+    wxDEPRECATED( void SetValueWithEvent(const wxString& value,
+                                         bool withEvent = true) );
+
+    // Changes value of the control as if user had done it by selecting an
+    // item from a combo box drop-down list. Needs to be public so that
+    // derived popup classes can call it.
+    void SetValueByUser(const wxString& value);

 
     //
     // Popup customization methods
 
     //
     // Popup customization methods


@@ -302,19 +353,18 @@ public:
                            const wxBitmap& bmpHover = wxNullBitmap,
                            const wxBitmap& bmpDisabled = wxNullBitmap );
 
                            const wxBitmap& bmpHover = wxNullBitmap,
                            const wxBitmap& bmpDisabled = wxNullBitmap );
 

+#if WXWIN_COMPATIBILITY_2_8

     //
     // This will set the space in pixels between left edge of the control and the
     // text, regardless whether control is read-only (ie. no wxTextCtrl) or not.
     // Platform-specific default can be set with value-1.
     // Remarks
     // * This method may do nothing on some native implementations.
     //
     // This will set the space in pixels between left edge of the control and the
     // text, regardless whether control is read-only (ie. no wxTextCtrl) or not.
     // Platform-specific default can be set with value-1.
     // Remarks
     // * This method may do nothing on some native implementations.

-    void SetTextIndent( int indent );
+    wxDEPRECATED( void SetTextIndent( int indent ) );

 
     // Returns actual indentation in pixels.
 
     // Returns actual indentation in pixels.

-    wxCoord GetTextIndent() const
-    {
-        return m_absIndent;
-    }
+    wxDEPRECATED( wxCoord GetTextIndent() const );
+#endif

 
     // Returns area covered by the text field.
     const wxRect& GetTextRect() const
 
     // Returns area covered by the text field.
     const wxRect& GetTextRect() const


@@ -385,6 +435,10 @@ public:
     const wxBitmap& GetBitmapHover() const { return m_bmpHover; }
     const wxBitmap& GetBitmapDisabled() const { return m_bmpDisabled; }
 
     const wxBitmap& GetBitmapHover() const { return m_bmpHover; }
     const wxBitmap& GetBitmapDisabled() const { return m_bmpDisabled; }
 

+    // Set custom style flags for embedded wxTextCtrl. Usually must be used
+    // with two-step creation, before Create() call.
+    void SetTextCtrlStyle( int style );
+

     // Return internal flags
     wxUint32 GetInternalFlags() const { return m_iFlags; }
 
     // Return internal flags
     wxUint32 GetInternalFlags() const { return m_iFlags; }
 


@@ -392,7 +446,7 @@ public:
     bool IsCreated() const { return m_iFlags & wxCC_IFLAG_CREATED ? true : false; }
 
     // common code to be called on popup hide/dismiss
     bool IsCreated() const { return m_iFlags & wxCC_IFLAG_CREATED ? true : false; }
 
     // common code to be called on popup hide/dismiss

-    void OnPopupDismiss();
+    void OnPopupDismiss(bool generateEvent);

 
     // PopupShown states
     enum
 
     // PopupShown states
     enum


@@ -416,6 +470,16 @@ public:
 
 protected:
 
 
 protected:
 

+    // Returns true if hint text should be drawn in the control
+    bool ShouldUseHintText(int flags = 0) const
+    {
+        return ( !m_text &&
+                 !(flags & wxCONTROL_ISSUBMENU) &&
+                 !m_valueString.length() &&
+                 m_hintText.length() &&
+                 !ShouldDrawFocus() );
+    }
+

     //
     // Override these for customization purposes
     //
     //
     // Override these for customization purposes
     //


@@ -423,7 +487,8 @@ protected:
     // called from wxSizeEvent handler
     virtual void OnResize() = 0;
 
     // called from wxSizeEvent handler
     virtual void OnResize() = 0;
 

-    // Return native text identation (for pure text, not textctrl)
+    // Return native text identation
+    // (i.e. text margin, for pure text, not textctrl)

     virtual wxCoord GetNativeTextIndent() const;
 
     // Called in syscolourchanged handler and base create
     virtual wxCoord GetNativeTextIndent() const;
 
     // Called in syscolourchanged handler and base create


@@ -431,7 +496,11 @@ protected:
 
     // Creates wxTextCtrl.
     //   extraStyle: Extra style parameters
 
     // Creates wxTextCtrl.
     //   extraStyle: Extra style parameters

-    void CreateTextCtrl( int extraStyle, const wxValidator& validator );
+    void CreateTextCtrl( int extraStyle );
+
+    // Called when text was changed programmatically
+    // (e.g. from WriteText())
+    void OnSetValue(const wxString& value);

 
     // Installs standard input handler to combo (and optionally to the textctrl)
     void InstallInputHandlers();
 
     // Installs standard input handler to combo (and optionally to the textctrl)
     void InstallInputHandlers();


@@ -445,7 +514,7 @@ protected:
 
     // Draws dropbutton. Using wxRenderer or bitmaps, as appropriate.
     // Flags are defined above.
 
     // Draws dropbutton. Using wxRenderer or bitmaps, as appropriate.
     // Flags are defined above.

-    void DrawButton( wxDC& dc, const wxRect& rect, int flags = Button_PaintBackground );
+    virtual void DrawButton( wxDC& dc, const wxRect& rect, int flags = Button_PaintBackground );

 
     // Call if cursor is on button area or mouse is captured for the button.
     //bool HandleButtonMouseEvent( wxMouseEvent& event, bool isInside );
 
     // Call if cursor is on button area or mouse is captured for the button.
     //bool HandleButtonMouseEvent( wxMouseEvent& event, bool isInside );


@@ -471,6 +540,10 @@ protected:
     // override the base class virtuals involved in geometry calculations
     virtual wxSize DoGetBestSize() const;
 
     // override the base class virtuals involved in geometry calculations
     virtual wxSize DoGetBestSize() const;
 

+    // also set the embedded wxTextCtrl colours
+    virtual bool SetForegroundColour(const wxColour& colour);
+    virtual bool SetBackgroundColour(const wxColour& colour);
+

     // NULL popup can be used to indicate default in a derived class
     virtual void DoSetPopupControl(wxComboPopup* popup);
 
     // NULL popup can be used to indicate default in a derived class
     virtual void DoSetPopupControl(wxComboPopup* popup);
 


@@ -493,6 +566,7 @@ protected:
     void OnTextCtrlEvent(wxCommandEvent& event);
     void OnSysColourChanged(wxSysColourChangedEvent& event);
     void OnKeyEvent(wxKeyEvent& event);
     void OnTextCtrlEvent(wxCommandEvent& event);
     void OnSysColourChanged(wxSysColourChangedEvent& event);
     void OnKeyEvent(wxKeyEvent& event);

+    void OnCharEvent(wxKeyEvent& event);

 
     // Set customization flags (directs how wxComboCtrlBase helpers behave)
     void Customize( wxUint32 flags ) { m_iFlags |= flags; }
 
     // Set customization flags (directs how wxComboCtrlBase helpers behave)
     void Customize( wxUint32 flags ) { m_iFlags |= flags; }


@@ -521,9 +595,21 @@ protected:
     virtual void DoSetToolTip( wxToolTip *tip );
 #endif
 
     virtual void DoSetToolTip( wxToolTip *tip );
 #endif
 

+    // protected wxTextEntry methods
+    virtual void DoSetValue(const wxString& value, int flags);
+    virtual wxString DoGetValue() const;
+    virtual wxWindow *GetEditableWindow() { return this; }
+
+    // margins functions
+    virtual bool DoSetMargins(const wxPoint& pt);
+    virtual wxPoint DoGetMargins() const;
+

     // This is used when m_text is hidden (readonly).
     wxString                m_valueString;
 
     // This is used when m_text is hidden (readonly).
     wxString                m_valueString;
 

+    // This is used when control is unfocused and m_valueString is empty
+    wxString                m_hintText;
+

     // the text control and button we show all the time
     wxTextCtrl*             m_text;
     wxWindow*               m_btn;
     // the text control and button we show all the time
     wxTextCtrl*             m_text;
     wxWindow*               m_btn;


@@ -544,7 +630,7 @@ protected:
     wxEvtHandler*           m_toplevEvtHandler;
 
     // this is for the control in popup
     wxEvtHandler*           m_toplevEvtHandler;
 
     // this is for the control in popup

-    wxEvtHandler*           m_popupExtraHandler;
+    wxEvtHandler*           m_popupEvtHandler;

 
     // this is for the popup window
     wxEvtHandler*           m_popupWinEvtHandler;
 
     // this is for the popup window
     wxEvtHandler*           m_popupWinEvtHandler;


@@ -572,8 +658,8 @@ protected:
     // selection indicator.
     wxCoord                 m_widthCustomPaint;
 
     // selection indicator.
     wxCoord                 m_widthCustomPaint;
 

-    // absolute text indentation, in pixels
-    wxCoord                 m_absIndent;
+    // left margin, in pixels
+    wxCoord                 m_marginLeft;

 
     // side on which the popup is aligned
     int                     m_anchorSide;
 
     // side on which the popup is aligned
     int                     m_anchorSide;


@@ -609,6 +695,9 @@ protected:
     // platform-dependant customization and other flags
     wxUint32                m_iFlags;
 
     // platform-dependant customization and other flags
     wxUint32                m_iFlags;
 

+    // custom style for m_text
+    int                     m_textCtrlStyle;
+

     // draw blank button background under bitmap?
     bool                    m_blankButtonBg;
 
     // draw blank button background under bitmap?
     bool                    m_blankButtonBg;
 


@@ -617,7 +706,7 @@ protected:
 
     // should the focus be reset to the textctrl in idle time?
     bool                    m_resetFocus;
 
     // should the focus be reset to the textctrl in idle time?
     bool                    m_resetFocus;

-    
+

 private:
     void Init();
 
 private:
     void Init();
 


@@ -644,14 +733,16 @@ enum
     wxCP_IFLAG_CREATED      = 0x0001 // Set by wxComboCtrlBase after Create is called
 };
 
     wxCP_IFLAG_CREATED      = 0x0001 // Set by wxComboCtrlBase after Create is called
 };
 

+class WXDLLIMPEXP_FWD_CORE wxComboCtrl;

 
 

-class WXDLLEXPORT wxComboPopup
+
+class WXDLLIMPEXP_CORE wxComboPopup

 {
     friend class wxComboCtrlBase;
 public:
     wxComboPopup()
     {
 {
     friend class wxComboCtrlBase;
 public:
     wxComboPopup()
     {

-        m_combo = (wxComboCtrlBase*) NULL;
+        m_combo = NULL;

         m_iFlags = 0;
     }
 
         m_iFlags = 0;
     }
 


@@ -683,14 +774,25 @@ public:
     // Gets displayed string representation of the value.
     virtual wxString GetStringValue() const = 0;
 
     // Gets displayed string representation of the value.
     virtual wxString GetStringValue() const = 0;
 

+    // Called to check if the popup - when an item container - actually
+    // has matching item. Case-sensitivity checking etc. is up to the
+    // implementation. If the found item matched the string, but is
+    // different, it should be written back to pItem. Default implementation
+    // always return true and does not alter trueItem.
+    virtual bool FindItem(const wxString& item, wxString* trueItem=NULL);
+

     // This is called to custom paint in the combo control itself (ie. not the popup).
     // Default implementation draws value as string.
     virtual void PaintComboControl( wxDC& dc, const wxRect& rect );
 
     // This is called to custom paint in the combo control itself (ie. not the popup).
     // Default implementation draws value as string.
     virtual void PaintComboControl( wxDC& dc, const wxRect& rect );
 

-    // Receives key events from the parent wxComboCtrl.
+    // Receives wxEVT_KEY_DOWN key events from the parent wxComboCtrl.

     // Events not handled should be skipped, as usual.
     virtual void OnComboKeyEvent( wxKeyEvent& event );
 
     // Events not handled should be skipped, as usual.
     virtual void OnComboKeyEvent( wxKeyEvent& event );
 

+    // Receives wxEVT_CHAR key events from the parent wxComboCtrl.
+    // Events not handled should be skipped, as usual.
+    virtual void OnComboCharEvent( wxKeyEvent& event );
+

     // Implement if you need to support special action when user
     // double-clicks on the parent wxComboCtrl.
     virtual void OnComboDoubleClick();
     // Implement if you need to support special action when user
     // double-clicks on the parent wxComboCtrl.
     virtual void OnComboDoubleClick();


@@ -721,6 +823,9 @@ public:
         return (m_iFlags & wxCP_IFLAG_CREATED) ? true : false;
     }
 
         return (m_iFlags & wxCP_IFLAG_CREATED) ? true : false;
     }
 

+    // Returns pointer to the associated parent wxComboCtrl.
+    wxComboCtrl* GetComboCtrl() const;
+

     // Default PaintComboControl behaviour
     static void DefaultPaintComboControl( wxComboCtrlBase* combo,
                                           wxDC& dc,
     // Default PaintComboControl behaviour
     static void DefaultPaintComboControl( wxComboCtrlBase* combo,
                                           wxDC& dc,