trunk/Src/Win32/Widgets/Edit.h

   1 // Edit.h
   2 //
   3 /////////////////////////////////////////////////////////////////////////////
   4 //
   5 // Copyright (c) 2002 David Ward
   6 //
   7 /////////////////////////////////////////////////////////////////////////////
   8
   9 #ifndef __Edit_h__
  10 #define __Edit_h__
  11
  12 #define _ATL_APARTMENT_THREADED
  13 #include <atlbase.h>
  14
  15 //You may derive a class from CComModule and use it if you want to override something,
  16
  17 //but do not change the name of _Module
  18
  19 extern CComModule _Module;
  20
  21 #include <atlcom.h>
  22
  23 #include "../AppSettings.h"
  24 #include "../DasherAction.h"
  25 #include "../../DasherCore/DasherTypes.h"
  26
  27 #include <Oleacc.h>
  28
  29 class CCanvas;
  30 class CFilenameGUI;
  31
  32 namespace Dasher {
  33   class CDasherInterfaceBase;
  34   class CEvent;
  35 };
  36
  37 enum {
  38   EDIT_FORWARDS,
  39   EDIT_BACKWARDS
  40 };
  41
  42 enum {
  43   EDIT_CHAR,
  44   EDIT_WORD,
  45   EDIT_LINE,
  46   EDIT_FILE
  47 };
  48
  49 class CEdit     : public ATL::CWindowImpl<CEdit>
  50 {
  51 public:
  52
  53         CEdit(CAppSettings *pAppSettings);
  54         ~CEdit();
  55
  56         HWND Create(HWND hParent, bool bNewWithDate);
  57
  58         // Superclass the built-in EDIT window class
  59         DECLARE_WND_SUPERCLASS(NULL, _T("EDIT") )
  60
  61         BEGIN_MSG_MAP( CEdit )
  62                 MESSAGE_HANDLER(WM_LBUTTONDOWN, OnLButtonDown)
  63                 MESSAGE_HANDLER(WM_LBUTTONUP, OnLButtonUp)
  64                 MESSAGE_HANDLER(WM_CHAR, OnChar)
  65                 MESSAGE_HANDLER(WM_KEYDOWN, OnKeyDown)
  66                 MESSAGE_HANDLER(WM_KEYUP, OnKeyUp)
  67                 MESSAGE_HANDLER(WM_COMMAND, OnCommand)
  68         END_MSG_MAP()
  69
  70
  71         HRESULT OnLButtonDown(UINT message, WPARAM wParam, LPARAM lParam, BOOL& bHandled);
  72         HRESULT OnLButtonUp(UINT message, WPARAM wParam, LPARAM lParam, BOOL& bHandled);
  73         HRESULT OnChar(UINT message, WPARAM wParam, LPARAM lParam, BOOL& bHandled);
  74         HRESULT OnKeyDown(UINT message, WPARAM wParam, LPARAM lParam, BOOL& bHandled);
  75         HRESULT OnKeyUp(UINT message, WPARAM wParam, LPARAM lParam, BOOL& bHandled);
  76         HRESULT OnCommand(UINT message, WPARAM wParam, LPARAM lParam, BOOL& bHandled);
  77
  78
  79         void Move(int x, int y, int Width, int Height);
  80         HWND GetHwnd()
  81         {
  82                 return m_hWnd;
  83         }
  84
  85   // As EN_UPDATE message go to parent, need this. void UserSave(HANDLE FileHandle);
  86   void UserOpen(HANDLE FileHandle);
  87
  88         void Move(int iDirection, int iDist);
  89         void Delete(int iDirection, int iDist);
  90         void SetKeyboardTarget(HWND hwnd);
  91
  92         // Overriding file virtual functions
  93         //void TimeStampNewFiles(bool Value);
  94         void New(const std::string & filename);
  95         bool Open(const std::string & filename);
  96         bool OpenAppendMode(const std::string & filename);
  97         bool SaveAs(const std::string & filename);
  98         bool Save();
  99         // Functions for Windows GUI to call
 100         void New();
 101         void Open();
 102         void OpenAppendMode();
 103         void SaveAs();
 104         std::string Import();
 105         void SetDirty();              // Parent window gets notification Edit window has changed.
 106
 107         void Cut();
 108         void Copy();
 109         void CopyAll();
 110         void Paste();
 111         void SelectAll();
 112         void Clear();
 113
 114         void SetEncoding(Dasher::Opts::FileEncodingFormats Encoding);
 115         void SetFont(std::string Name, long Size);
 116
 117         void SetInterface(Dasher::CDasherInterfaceBase * DasherInterface);
 118
 119         // write some buffered output to file
 120         void write_to_file();
 121
 122         // get the context from the current cursor position with max history
 123         void get_new_context(std::string & str, int max);
 124
 125         // called when characters fall of the LHS of the screen
 126         void output(const std::string & sText);
 127
 128
 129
 130         // remove the previous character
 131
 132         void deletetext(const std::string & sText);
 133
 134         // speak text
 135         void speak(int what);
 136
 137         // set canvas
 138         //void SetEditCanvas(CCanvas* canvas) {Canvas=canvas;}
 139
 140   void SetNewWithDate(bool bNewWithDate);
 141
 142   void HandleEvent(Dasher::CEvent *pEvent);
 143
 144 protected:
 145         bool m_dirty;
 146         LRESULT WndProc(HWND Window, UINT message, WPARAM wParam, LPARAM lParam);
 147
 148 private:
 149   void HandleEditEvent(Dasher::CEvent *pEvent);
 150   void HandleStop();
 151
 152   Dasher::CDasherInterfaceBase *m_pDasherInterface;
 153
 154         HWND Parent;
 155         WNDPROC TextWndFunc;
 156
 157         HWND m_hTarget;
 158         bool m_bForwardKeyboard;
 159
 160         HANDLE FileHandle;            // Keeping a lock on files makes File I/O safer,
 161         // especially for the append mode!
 162         CFilenameGUI *m_FilenameGUI;
 163         Tstring m_filename;
 164         HWND textwindow;
 165         bool AppendMode;
 166         void TNew(const Tstring & filename);
 167         bool TOpen(const Tstring & filename);
 168         bool TOpenAppendMode(const Tstring & filename);
 169         bool TSaveAs(const Tstring & filename);
 170
 171         HFONT m_Font;
 172         std::string m_FontName;
 173         long m_FontSize;
 174
 175         std::string m_Output;         // UTF-8 to go to training file
 176         UINT CodePage;                // for font and possible for finding the encoding
 177         Dasher::Opts::FileEncodingFormats m_Encoding; // file encoding option (may say to use codepage or user setting)
 178
 179         DWORD threadid;
 180         HWND targetwindow;
 181         bool textentry;
 182 #ifdef _UNICODE
 183         INPUT fakekey[2];
 184 #endif
 185
 186
 187         Tstring speech;
 188         Tstring lastspeech;
 189         Tstring newchar;
 190
 191         void InsertText(Tstring InsertText);  // add symbol to edit control
 192
 193   CAppSettings *m_pAppSettings;
 194   HWND m_hWnd;
 195
 196         //      CCanvas* Canvas;
 197
 198   CDasherAction *m_pActionSpeech;
 199
 200 };
 201
 202 #endif /* #ifndef __Edit_h__ */