| 1 | ///////////////////////////////////////////////////////////////////////////// |
| 2 | // Name: wx/msw/wince/textctrlce.h |
| 3 | // Purpose: wxTextCtrl implementation for smart phones driven by WinCE |
| 4 | // Author: Wlodzimierz ABX Skiba |
| 5 | // Modified by: |
| 6 | // Created: 30.08.2004 |
| 7 | // RCS-ID: $Id$ |
| 8 | // Copyright: (c) Wlodzimierz Skiba |
| 9 | // License: wxWindows licence |
| 10 | ///////////////////////////////////////////////////////////////////////////// |
| 11 | |
| 12 | #ifndef _WX_TEXTCTRLCE_H_ |
| 13 | #define _WX_TEXTCTRLCE_H_ |
| 14 | |
| 15 | #include "wx/dynarray.h" |
| 16 | |
| 17 | class WXDLLEXPORT wxTextCtrl; |
| 18 | WX_DEFINE_EXPORTED_ARRAY_PTR(wxTextCtrl *, wxArrayTextSpins); |
| 19 | |
| 20 | class WXDLLEXPORT wxTextCtrl : public wxTextCtrlBase |
| 21 | { |
| 22 | public: |
| 23 | // creation |
| 24 | // -------- |
| 25 | |
| 26 | wxTextCtrl() { Init(); } |
| 27 | wxTextCtrl(wxWindow *parent, wxWindowID id, |
| 28 | const wxString& value = wxEmptyString, |
| 29 | const wxPoint& pos = wxDefaultPosition, |
| 30 | const wxSize& size = wxDefaultSize, |
| 31 | long style = 0, |
| 32 | const wxValidator& validator = wxDefaultValidator, |
| 33 | const wxString& name = wxTextCtrlNameStr) |
| 34 | { |
| 35 | Init(); |
| 36 | |
| 37 | Create(parent, id, value, pos, size, style, validator, name); |
| 38 | } |
| 39 | ~wxTextCtrl(); |
| 40 | |
| 41 | bool Create(wxWindow *parent, wxWindowID id, |
| 42 | const wxString& value = wxEmptyString, |
| 43 | const wxPoint& pos = wxDefaultPosition, |
| 44 | const wxSize& size = wxDefaultSize, |
| 45 | long style = 0, |
| 46 | const wxValidator& validator = wxDefaultValidator, |
| 47 | const wxString& name = wxTextCtrlNameStr); |
| 48 | |
| 49 | // implement base class pure virtuals |
| 50 | // ---------------------------------- |
| 51 | |
| 52 | virtual wxString GetValue() const; |
| 53 | virtual void SetValue(const wxString& value); |
| 54 | |
| 55 | virtual wxString GetRange(long from, long to) const; |
| 56 | |
| 57 | virtual int GetLineLength(long lineNo) const; |
| 58 | virtual wxString GetLineText(long lineNo) const; |
| 59 | virtual int GetNumberOfLines() const; |
| 60 | |
| 61 | virtual bool IsModified() const; |
| 62 | virtual bool IsEditable() const; |
| 63 | |
| 64 | virtual void GetSelection(long* from, long* to) const; |
| 65 | |
| 66 | // operations |
| 67 | // ---------- |
| 68 | |
| 69 | // editing |
| 70 | virtual void Clear(); |
| 71 | virtual void Replace(long from, long to, const wxString& value); |
| 72 | virtual void Remove(long from, long to); |
| 73 | |
| 74 | // load the controls contents from the file |
| 75 | virtual bool LoadFile(const wxString& file); |
| 76 | |
| 77 | // clears the dirty flag |
| 78 | virtual void MarkDirty(); |
| 79 | virtual void DiscardEdits(); |
| 80 | |
| 81 | virtual void SetMaxLength(unsigned long len); |
| 82 | |
| 83 | // writing text inserts it at the current position, appending always |
| 84 | // inserts it at the end |
| 85 | virtual void WriteText(const wxString& text); |
| 86 | virtual void AppendText(const wxString& text); |
| 87 | |
| 88 | // translate between the position (which is just an index in the text ctrl |
| 89 | // considering all its contents as a single strings) and (x, y) coordinates |
| 90 | // which represent column and line. |
| 91 | virtual long XYToPosition(long x, long y) const; |
| 92 | virtual bool PositionToXY(long pos, long *x, long *y) const; |
| 93 | |
| 94 | virtual void ShowPosition(long pos); |
| 95 | virtual wxTextCtrlHitTestResult HitTest(const wxPoint& pt, long *pos) const; |
| 96 | virtual wxTextCtrlHitTestResult HitTest(const wxPoint& pt, |
| 97 | wxTextCoord *col, |
| 98 | wxTextCoord *row) const |
| 99 | { |
| 100 | return wxTextCtrlBase::HitTest(pt, col, row); |
| 101 | } |
| 102 | |
| 103 | // Clipboard operations |
| 104 | virtual void Copy(); |
| 105 | virtual void Cut(); |
| 106 | virtual void Paste(); |
| 107 | |
| 108 | virtual bool CanCopy() const; |
| 109 | virtual bool CanCut() const; |
| 110 | virtual bool CanPaste() const; |
| 111 | |
| 112 | // Undo/redo |
| 113 | virtual void Undo(); |
| 114 | virtual void Redo(); |
| 115 | |
| 116 | virtual bool CanUndo() const; |
| 117 | virtual bool CanRedo() const; |
| 118 | |
| 119 | // Insertion point |
| 120 | virtual void SetInsertionPoint(long pos); |
| 121 | virtual void SetInsertionPointEnd(); |
| 122 | virtual long GetInsertionPoint() const; |
| 123 | virtual wxTextPos GetLastPosition() const; |
| 124 | |
| 125 | virtual void SetSelection(long from, long to); |
| 126 | virtual void SetEditable(bool editable); |
| 127 | |
| 128 | // Caret handling (Windows only) |
| 129 | |
| 130 | bool ShowNativeCaret(bool show = true); |
| 131 | bool HideNativeCaret() { return ShowNativeCaret(false); } |
| 132 | |
| 133 | // Implementation from now on |
| 134 | // -------------------------- |
| 135 | |
| 136 | virtual void Command(wxCommandEvent& event); |
| 137 | virtual bool MSWCommand(WXUINT param, WXWORD id); |
| 138 | |
| 139 | virtual void AdoptAttributesFromHWND(); |
| 140 | |
| 141 | virtual bool AcceptsFocus() const; |
| 142 | |
| 143 | // callbacks |
| 144 | void OnDropFiles(wxDropFilesEvent& event); |
| 145 | void OnChar(wxKeyEvent& event); // Process 'enter' if required |
| 146 | |
| 147 | void OnCut(wxCommandEvent& event); |
| 148 | void OnCopy(wxCommandEvent& event); |
| 149 | void OnPaste(wxCommandEvent& event); |
| 150 | void OnUndo(wxCommandEvent& event); |
| 151 | void OnRedo(wxCommandEvent& event); |
| 152 | void OnDelete(wxCommandEvent& event); |
| 153 | void OnSelectAll(wxCommandEvent& event); |
| 154 | |
| 155 | void OnUpdateCut(wxUpdateUIEvent& event); |
| 156 | void OnUpdateCopy(wxUpdateUIEvent& event); |
| 157 | void OnUpdatePaste(wxUpdateUIEvent& event); |
| 158 | void OnUpdateUndo(wxUpdateUIEvent& event); |
| 159 | void OnUpdateRedo(wxUpdateUIEvent& event); |
| 160 | void OnUpdateDelete(wxUpdateUIEvent& event); |
| 161 | void OnUpdateSelectAll(wxUpdateUIEvent& event); |
| 162 | |
| 163 | // Show a context menu for Rich Edit controls (the standard |
| 164 | // EDIT control has one already) |
| 165 | void OnRightClick(wxMouseEvent& event); |
| 166 | |
| 167 | // be sure the caret remains invisible if the user |
| 168 | // called HideNativeCaret() before |
| 169 | void OnSetFocus(wxFocusEvent& event); |
| 170 | |
| 171 | // get the subclassed window proc of the buddy |
| 172 | WXFARPROC GetBuddyWndProc() const { return m_wndProcBuddy; } |
| 173 | |
| 174 | // intercept WM_GETDLGCODE |
| 175 | virtual WXLRESULT MSWWindowProc(WXUINT nMsg, WXWPARAM wParam, WXLPARAM lParam); |
| 176 | |
| 177 | protected: |
| 178 | // common part of all ctors |
| 179 | void Init(); |
| 180 | |
| 181 | // call this to increase the size limit (will do nothing if the current |
| 182 | // limit is big enough) |
| 183 | // |
| 184 | // returns true if we increased the limit to allow entering more text, |
| 185 | // false if we hit the limit set by SetMaxLength() and so didn't change it |
| 186 | bool AdjustSpaceLimit(); |
| 187 | |
| 188 | // replace the contents of the selection or of the entire control with the |
| 189 | // given text |
| 190 | void DoWriteText(const wxString& text, bool selectionOnly = true); |
| 191 | |
| 192 | // set the selection possibly without scrolling the caret into view |
| 193 | void DoSetSelection(long from, long to, bool scrollCaret = true); |
| 194 | |
| 195 | // return true if there is a non empty selection in the control |
| 196 | bool HasSelection() const; |
| 197 | |
| 198 | // get the length of the line containing the character at the given |
| 199 | // position |
| 200 | long GetLengthOfLineContainingPos(long pos) const; |
| 201 | |
| 202 | // send TEXT_UPDATED event, return true if it was handled, false otherwise |
| 203 | bool SendUpdateEvent(); |
| 204 | |
| 205 | // override some base class virtuals |
| 206 | virtual void DoMoveWindow(int x, int y, int width, int height); |
| 207 | virtual wxSize DoGetBestSize() const; |
| 208 | |
| 209 | virtual WXDWORD MSWGetStyle(long style, WXDWORD *exstyle) const; |
| 210 | |
| 211 | // if true, SendUpdateEvent() will eat the next event (see comments in the |
| 212 | // code as to why this is needed) |
| 213 | bool m_suppressNextUpdate; |
| 214 | |
| 215 | // all existing wxTextCtrl - this allows to find the one corresponding to |
| 216 | // the given buddy window in GetSpinTextCtrl() |
| 217 | static wxArrayTextSpins ms_allTextSpins; |
| 218 | |
| 219 | protected: |
| 220 | |
| 221 | // the data for the "buddy" list |
| 222 | WXHWND m_hwndBuddy; |
| 223 | WXFARPROC m_wndProcBuddy; |
| 224 | |
| 225 | private: |
| 226 | DECLARE_EVENT_TABLE() |
| 227 | DECLARE_DYNAMIC_CLASS_NO_COPY(wxTextCtrl) |
| 228 | |
| 229 | bool m_isNativeCaretShown; |
| 230 | }; |
| 231 | |
| 232 | #endif // _WX_TEXTCTRLCE_H_ |