X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/6d0ce565ff6a0db2e7c6e3240ef4cf6fe7950a35..a2ee1945871d7b9d71ec18954ffb2f0f239c2e57:/include/wx/odcombo.h diff --git a/include/wx/odcombo.h b/include/wx/odcombo.h index b5f65833d3..1c803aa5a2 100644 --- a/include/wx/odcombo.h +++ b/include/wx/odcombo.h @@ -14,11 +14,12 @@ #include "wx/defs.h" -#if wxUSE_OWNERDRAWNCOMBOBOX +#if wxUSE_ODCOMBOBOX #include "wx/combo.h" #include "wx/ctrlsub.h" #include "wx/vlbox.h" +#include "wx/timer.h" // @@ -37,13 +38,20 @@ enum // -// Callback flags +// Callback flags (see wxOwnerDrawnComboBox::OnDrawItem) // -enum +enum wxOwnerDrawnComboBoxPaintingFlags { // when set, we are painting the selected item in control, // not in the popup - wxCP_PAINTING_CONTROL = 0x0001 + wxODCB_PAINTING_CONTROL = 0x0001, + + + // when set, we are painting an item which should have + // focus rectangle painted in the background. Text colour + // and clipping region are then appropriately set in + // the default OnDrawBackground implementation. + wxODCB_PAINTING_SELECTED = 0x0002 }; @@ -52,14 +60,15 @@ enum // // Notes: // wxOwnerDrawnComboBox uses this as its popup. However, it always derives -// from native wxComboControl. If you need to use this popup with +// from native wxComboCtrl. If you need to use this popup with // wxGenericComboControl, then remember that vast majority of item manipulation // functionality is implemented in the wxVListBoxComboPopup class itself. // // ---------------------------------------------------------------------------- -class WXDLLEXPORT wxVListBoxComboPopup : public wxVListBox, public wxComboPopup +class WXDLLIMPEXP_ADV wxVListBoxComboPopup : public wxVListBox, + public wxComboPopup { friend class wxOwnerDrawnComboBox; public: @@ -83,20 +92,6 @@ public: virtual void OnComboDoubleClick(); virtual bool LazyCreate(); - // Callbacks for drawing and measuring items. Override in a derived class for - // owner-drawnness. - // item: item index to be drawn, may be wxNOT_FOUND when painting combo control itself - // and there is no valid selection - // flags: wxCP_PAINTING_CONTROL is set if painting to combo control instead of list - virtual void OnDrawItem( wxDC& dc, const wxRect& rect, int item, int flags ) const; - - // Return item height - virtual wxCoord OnMeasureItem( size_t item ) const; - - // Return item width, or -1 for calculating from text extent (default) - virtual wxCoord OnMeasureItemWidth( size_t item ) const; - - // Item management void SetSelection( int item ); void Insert( const wxString& item, int pos ); @@ -108,7 +103,7 @@ public: void SetString( int item, const wxString& str ); wxString GetString( int item ) const; unsigned int GetCount() const; - int FindString(const wxString& s) const; + int FindString(const wxString& s, bool bCase = false) const; int GetSelection() const; //void Populate( int n, const wxString choices[] ); @@ -118,25 +113,50 @@ public: // helpers int GetItemAtPosition( const wxPoint& pos ) { return HitTest(pos); } wxCoord GetTotalHeight() const { return EstimateTotalHeight(); } - wxCoord GetLineHeight(int line) const { return OnGetLineHeight(line); } + wxCoord GetLineHeight(int line) const { return OnGetRowHeight(line); } protected: // Called by OnComboDoubleClick and OnComboKeyEvent - bool HandleKey( int keycode, bool saturate ); + bool HandleKey( int keycode, bool saturate, wxChar unicode = 0 ); // sends combobox select event from the parent combo control void SendComboBoxEvent( int selection ); - + // gets value, sends event and dismisses void DismissWithEvent(); - // Re-calculates width for given item - void CheckWidth( int pos ); + // OnMeasureItemWidth will be called on next GetAdjustedSize. + void ItemWidthChanged(unsigned int item) + { + m_widths[item] = -1; + m_widthsDirty = true; + } + + // Callbacks for drawing and measuring items. Override in a derived class for + // owner-drawnness. Font, background and text colour have been prepared according + // to selection, focus and such. + // + // item: item index to be drawn, may be wxNOT_FOUND when painting combo control itself + // and there is no valid selection + // flags: wxODCB_PAINTING_CONTROL is set if painting to combo control instead of list + // + // NOTE: If wxVListBoxComboPopup is used with a wxComboCtrl class not derived from + // wxOwnerDrawnComboBox, this method must be overridden. + virtual void OnDrawItem( wxDC& dc, const wxRect& rect, int item, int flags) const; + + // This is same as in wxVListBox + virtual wxCoord OnMeasureItem( size_t item ) const; + + // Return item width, or -1 for calculating from text extent (default) + virtual wxCoord OnMeasureItemWidth( size_t item ) const; + + // Draw item and combo control background. Flags are same as with OnDrawItem. + // NB: Can't use name OnDrawBackground because of virtual function hiding warnings. + virtual void OnDrawBg(wxDC& dc, const wxRect& rect, int item, int flags) const; - // wxVListBox implementation + // Additional wxVListBox implementation (no need to override in derived classes) virtual void OnDrawItem(wxDC& dc, const wxRect& rect, size_t n) const; - //virtual wxCoord OnMeasureItem(size_t n) const; void OnDrawBackground(wxDC& dc, const wxRect& rect, size_t n) const; // filter mouse move events happening outside the list box @@ -146,26 +166,59 @@ protected: void OnKey(wxKeyEvent& event); void OnLeftClick(wxMouseEvent& event); + // Return the widest item width (recalculating it if necessary) + int GetWidestItemWidth() { CalcWidths(); return m_widestWidth; } + + // Return the index of the widest item (recalculating it if necessary) + int GetWidestItem() { CalcWidths(); return m_widestItem; } + + // Stop partial completion (when some other event occurs) + void StopPartialCompletion(); + wxArrayString m_strings; wxArrayPtrVoid m_clientDatas; - wxArrayInt m_widths; // cached line widths wxFont m_useFont; //wxString m_stringValue; // displayed text (may be different than m_strings[m_value]) int m_value; // selection int m_itemHover; // on which item the cursor is - int m_widestWidth; // width of widest item thus far - int m_avgCharWidth; - int m_baseImageWidth; // how much per item drawn in addition to text int m_itemHeight; // default item height (calculate from font size // and used in the absence of callback) wxClientDataType m_clientDataItemsType; private: + // Cached item widths (in pixels). + wxArrayInt m_widths; + + // Width of currently widest item. + int m_widestWidth; + + // Index of currently widest item. + int m_widestItem; + + // Measure some items in next GetAdjustedSize? + bool m_widthsDirty; + + // Find widest item in next GetAdjustedSize? + bool m_findWidest; + // has the mouse been released on this control? - bool m_clicked; + bool m_clicked; + + // Recalculate widths if they are dirty + void CalcWidths(); + + // Partial completion string + wxString m_partialCompletionString; + + wxString m_stringValue; + +#if wxUSE_TIMER + // Partial completion timer + wxTimer m_partialCompletionTimer; +#endif // wxUSE_TIMER DECLARE_EVENT_TABLE() }; @@ -174,17 +227,18 @@ private: // ---------------------------------------------------------------------------- // wxOwnerDrawnComboBox: a generic wxComboBox that allows custom paint items // in addition to many other types of customization already allowed by -// the wxComboControl. +// the wxComboCtrl. // ---------------------------------------------------------------------------- -class WXDLLEXPORT wxOwnerDrawnComboBox : public wxComboControl, public wxItemContainer +class WXDLLIMPEXP_ADV wxOwnerDrawnComboBox : public wxComboCtrl, + public wxItemContainer { - friend class wxComboPopupWindow; - friend class wxComboControlBase; + //friend class wxComboPopupWindow; + friend class wxVListBoxComboPopup; public: // ctors and such - wxOwnerDrawnComboBox() : wxComboControl() { Init(); } + wxOwnerDrawnComboBox() : wxComboCtrl() { Init(); } wxOwnerDrawnComboBox(wxWindow *parent, wxWindowID id, @@ -196,7 +250,7 @@ public: long style = 0, const wxValidator& validator = wxDefaultValidator, const wxString& name = wxComboBoxNameStr) - : wxComboControl() + : wxComboCtrl() { Init(); @@ -219,17 +273,17 @@ public: const wxPoint& pos, const wxSize& size, const wxArrayString& choices, - long style = 0, + long style, const wxValidator& validator = wxDefaultValidator, const wxString& name = wxComboBoxNameStr); bool Create(wxWindow *parent, wxWindowID id, - const wxString& value = wxEmptyString, - const wxPoint& pos = wxDefaultPosition, - const wxSize& size = wxDefaultSize, - int n = 0, - const wxString choices[] = (const wxString *) NULL, + const wxString& value, + const wxPoint& pos, + const wxSize& size, + int n, + const wxString choices[], long style = 0, const wxValidator& validator = wxDefaultValidator, const wxString& name = wxComboBoxNameStr); @@ -246,36 +300,75 @@ public: virtual ~wxOwnerDrawnComboBox(); - // NULL popup can be used to indicate default interface - virtual void SetPopupControl( wxComboPopup* popup ); + // Prevent app from using wxComboPopup + void SetPopupControl(wxVListBoxComboPopup* popup) + { + DoSetPopupControl(popup); + } // wxControlWithItems methods - virtual void Clear(); - virtual void Delete(unsigned int n); virtual unsigned int GetCount() const; virtual wxString GetString(unsigned int n) const; virtual void SetString(unsigned int n, const wxString& s); - virtual int FindString(const wxString& s) const; + virtual int FindString(const wxString& s, bool bCase = false) const; virtual void Select(int n); virtual int GetSelection() const; - void SetSelection(int n) { Select(n); } + virtual void SetSelection(int n) { Select(n); } + + + // Prevent a method from being hidden + virtual void SetSelection(long from, long to) + { + wxComboCtrl::SetSelection(from,to); + } + + // Return the widest item width (recalculating it if necessary) + virtual int GetWidestItemWidth() { EnsurePopupControl(); return GetVListBoxComboPopup()->GetWidestItemWidth(); } + + // Return the index of the widest item (recalculating it if necessary) + virtual int GetWidestItem() { EnsurePopupControl(); return GetVListBoxComboPopup()->GetWidestItem(); } + + virtual bool IsSorted() const { return HasFlag(wxCB_SORT); } wxCONTROL_ITEMCONTAINER_CLIENTDATAOBJECT_RECAST protected: + virtual void DoClear(); + virtual void DoDeleteOneItem(unsigned int n); + + // Callback for drawing. Font, background and text colour have been + // prepared according to selection, focus and such. + // item: item index to be drawn, may be wxNOT_FOUND when painting combo control itself + // and there is no valid selection + // flags: wxODCB_PAINTING_CONTROL is set if painting to combo control instead of list + virtual void OnDrawItem( wxDC& dc, const wxRect& rect, int item, int flags ) const; + + // Callback for item height, or -1 for default + virtual wxCoord OnMeasureItem( size_t item ) const; + + // Callback for item width, or -1 for default/undetermined + virtual wxCoord OnMeasureItemWidth( size_t item ) const; + + // Callback for background drawing. Flags are same as with + // OnDrawItem. + virtual void OnDrawBackground( wxDC& dc, const wxRect& rect, int item, int flags ) const; + + // NULL popup can be used to indicate default interface + virtual void DoSetPopupControl(wxComboPopup* popup); // clears all allocated client datas void ClearClientDatas(); - virtual int DoAppend(const wxString& item); - virtual int DoInsert(const wxString& item, unsigned int pos); + wxVListBoxComboPopup* GetVListBoxComboPopup() const + { + return (wxVListBoxComboPopup*) m_popupInterface; + } + + virtual int DoInsertItems(const wxArrayStringsAdapter& items, + unsigned int pos, + void **clientData, wxClientDataType type); virtual void DoSetItemClientData(unsigned int n, void* clientData); virtual void* DoGetItemClientData(unsigned int n) const; - virtual void DoSetItemClientObject(unsigned int n, wxClientData* clientData); - virtual wxClientData* DoGetItemClientObject(unsigned int n) const; - - // overload m_popupInterface member so we can access specific popup interface easier - wxVListBoxComboPopup* m_popupInterface; // temporary storage for the initial choices //const wxString* m_baseChoices; @@ -291,6 +384,7 @@ private: }; -#endif // wxUSE_OWNERDRAWNCOMBOBOX +#endif // wxUSE_ODCOMBOBOX + #endif // _WX_ODCOMBO_H_