/[winpt]/trunk/Src/wptW32API.cpp
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revision 22 by twoaday, Wed Aug 10 11:33:35 2005 UTC revision 32 by twoaday, Mon Oct 24 08:03:48 2005 UTC
# Line 35  Line 35 
35    
36  extern "C" void _SHFree (void *p);  extern "C" void _SHFree (void *p);
37    
38  /*  
39   * The the text of a menu item.  static void
40   */  set_menu_text_ext (HMENU menu, int by_pos, int m_uid, const char *text)
 void  
 set_menu_text (HMENU menu, int m_uid, const char *text)  
41  {  {
42      MENUITEMINFO mii;      MENUITEMINFO mii;
     char menu_text[80];  
       
     memset (&mii, 0, sizeof (mii));  
     mii.cbSize = sizeof (mii);  
     mii.fMask = MIIM_TYPE;  
     mii.dwTypeData = menu_text;  
     mii.cch = sizeof (menu_text);  
     GetMenuItemInfo (menu, m_uid, FALSE, &mii);  
43            
44      memset (&mii, 0, sizeof mii);      memset (&mii, 0, sizeof mii);
45      mii.cbSize = sizeof mii;      mii.cbSize = sizeof mii;
46      mii.fMask = MIIM_TYPE;      mii.fMask = MIIM_TYPE;
47      mii.fType = MFT_STRING;      mii.fType = MFT_STRING;
48      mii.dwTypeData = (char *) text;      mii.dwTypeData = (char *) text;
49      SetMenuItemInfo (menu, m_uid, FALSE, &mii);      SetMenuItemInfo (menu, m_uid, by_pos? TRUE : FALSE, &mii);
50  } /* set_menu_text */  }
51    
52    
53    /* Set the text of a menu item @m_uid to @text. */
54    void
55    set_menu_text (HMENU menu, int m_uid, const char *text)
56    {
57        set_menu_text_ext (menu, 0, m_uid, text);
58    }
59    
60    
61    /* Set the text of a menu item with the position @pos to @text. */
62    void
63    set_menu_text_bypos (HMENU menu, int pos, const char *text)
64    {
65        set_menu_text_ext (menu, 1, pos, text);
66    }
67    
68    
69    /* Set the state of a menu item @m_uid to @state. */
70  void  void
71  set_menu_state (HMENU menu, int m_uid, int state)  set_menu_state (HMENU menu, int m_uid, int state)
72  {        {      
# Line 70  set_menu_state (HMENU menu, int m_uid, i Line 77  set_menu_state (HMENU menu, int m_uid, i
77      mii.fMask = MIIM_STATE;      mii.fMask = MIIM_STATE;
78      mii.fState = state;      mii.fState = state;
79      SetMenuItemInfo (menu, m_uid, FALSE, &mii);      SetMenuItemInfo (menu, m_uid, FALSE, &mii);
80  } /* set_menu_state */  }
81    
82    
83    
84    /* Use the common dialog to request a file from the user.
85       id can be either FILE_OPEN or FILE_SAVE.
86       The return value is the file name or NULL if cancel was chosen. */
87  const char *  const char *
88  get_filename_dlg (HWND hwnd, int id, const char * title,  get_filename_dlg (HWND hwnd, int id, const char * title,
89                    const char * filter, const char * name)                    const char * filter, const char * name)
# Line 86  get_filename_dlg (HWND hwnd, int id, con Line 96  get_filename_dlg (HWND hwnd, int id, con
96      else      else
97          memset (file, 0, sizeof (file));          memset (file, 0, sizeof (file));
98      if (!filter)      if (!filter)
99          filter = _("All Files (*.*)\0*.*");          filter = _("All Files (*.*)\0*.*\0\0");
100        /* XXX: problem with gettext because of the 'artificial'
101                double string termination!. */
102      memset (&open, 0, sizeof (open));      memset (&open, 0, sizeof (open));
103      open.lStructSize = sizeof (OPENFILENAME);      open.lStructSize = sizeof (OPENFILENAME);
104      open.hInstance = glob_hinst;      open.hInstance = glob_hinst;
# Line 95  get_filename_dlg (HWND hwnd, int id, con Line 107  get_filename_dlg (HWND hwnd, int id, con
107      open.hwndOwner = hwnd;      open.hwndOwner = hwnd;
108      open.lpstrFile = file;      open.lpstrFile = file;
109      open.nMaxFile = sizeof (file) - 1;      open.nMaxFile = sizeof (file) - 1;
110      open.Flags = 0;      if (id == FILE_OPEN)
111            open.Flags = OFN_FILEMUSTEXIST|OFN_PATHMUSTEXIST;
112        else
113            open.Flags = OFN_OVERWRITEPROMPT;
114    
115      if (id == 0 && GetOpenFileName (&open))      if (id == FILE_OPEN && GetOpenFileName (&open))
116          return open.lpstrFile;          return open.lpstrFile;
117      else if (id == 1 && GetSaveFileName (&open))      else if (id == FILE_SAVE && GetSaveFileName (&open))
118          return open.lpstrFile;          return open.lpstrFile;
119            
120      return NULL;      return NULL;
121  } /* get_filename_dlg */  }
122    
123    const char*
124    get_filesave_dlg (HWND hwnd, const char *title,
125                      const char *filter, const char *name)
126    {
127        return get_filename_dlg (hwnd, FILE_SAVE, title, filter, name);
128    }
129    
130    const char *
131    get_fileopen_dlg (HWND hwnd, const char *title, const char *filter,
132                      const char *name)
133    {
134        return get_filename_dlg (hwnd, FILE_OPEN, title, filter, name);
135    }
136    
137  const char *  
138    /* Use the common dialog to allow the user to select a folder.
139       The return value is either the folder path or NULL if cancel was chosen. */
140    const char*
141  get_folder_dlg (HWND hwnd, const char * title, const char * name)  get_folder_dlg (HWND hwnd, const char * title, const char * name)
142  {  {
143      static char folder[MAX_PATH] = "";      static char folder[MAX_PATH+1] = "";
144      BROWSEINFO bi;      BROWSEINFO bi;
145      ITEMIDLIST * il;      ITEMIDLIST * il;
146    
# Line 131  get_folder_dlg (HWND hwnd, const char * Line 162  get_folder_dlg (HWND hwnd, const char *
162  }  }
163    
164    
165    /* Return the clipboard contents as a string or NULL
166       if the clipboard does not contain text. */
167  char*  char*
168  get_clip_text (HWND hwnd)  get_clip_text (HWND hwnd)
169  {  {
# Line 162  get_clip_text (HWND hwnd) Line 195  get_clip_text (HWND hwnd)
195  leave:  leave:
196      CloseClipboard ();      CloseClipboard ();
197      return p;      return p;
198  } /* get_clip_text */  }
199    
200    
201    /* Set @text as the new clipboard content. */
202  int  int
203  set_clip_text (HWND hwnd, const char *text, int nbytes)  set_clip_text (HWND hwnd, const char *text, int nbytes)
204  {      {    
# Line 196  leave: Line 230  leave:
230  } /* set_clip_text */  } /* set_clip_text */
231    
232    
233    /* Append or prepend some text to the clipboard contents.
234       If as_footer = 1, append the text otherwise prepend. */
235  int  int
236  set_clip_text2 (HWND hwnd, const char *text, int nbytes, int head_foot)  set_clip_text2 (HWND hwnd, const char *text, int nbytes, int as_footer)
237  {  {
238      char *p, *new_text;      char *p, *new_text;
239    
# Line 207  set_clip_text2 (HWND hwnd, const char *t Line 243  set_clip_text2 (HWND hwnd, const char *t
243      new_text = new char [strlen (p)+strlen (text)+8];      new_text = new char [strlen (p)+strlen (text)+8];
244      if (!new_text)      if (!new_text)
245          BUG (0);          BUG (0);
246      if (head_foot == 0)      if (as_footer == 0)
247          sprintf (new_text, "%s\r\n%s\r\n\r\n", text, p);          sprintf (new_text, "%s\r\n%s\r\n\r\n", text, p);
248      else      else
249          sprintf (new_text, "%s\n%s\n\n", p, text);          sprintf (new_text, "%s\n%s\n\n", p, text);
# Line 218  set_clip_text2 (HWND hwnd, const char *t Line 254  set_clip_text2 (HWND hwnd, const char *t
254  }  }
255    
256    
257    /* Make a file name out of the path, the file and an extension. */
258  char*  char*
259  make_filename( const char *path, const char *file, const char *ext )  make_filename (const char *path, const char *file, const char *ext)
260  {  {
261      char *p;      char *p;
262      size_t size = 0;      size_t size = 0;
# Line 250  make_filename( const char *path, const c Line 287  make_filename( const char *path, const c
287  /* return 0 if it exists, otherwise >0. */  /* return 0 if it exists, otherwise >0. */
288  int  int
289  file_exist_check (const char * fname)  file_exist_check (const char * fname)
290  {        {
291      HANDLE fh;        struct stat st;
292        if (stat (fname, &st) == -1)
     fh = CreateFile( fname, GENERIC_READ, FILE_SHARE_READ,  
                      NULL, OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, NULL );  
     if( fh == INVALID_HANDLE_VALUE )  
293          return WPTERR_FILE_EXIST;          return WPTERR_FILE_EXIST;
     CloseHandle( fh );  
294      return 0;      return 0;
295  } /* file_exist_check */  }
296    
297    
298    /* Check if the current folder exists.
299       Return 0 for success. */
300  int  int
301  dir_exist_check( const char *dir )  dir_exist_check (const char *dir)
302  {  {
303      struct stat statbuf;          struct stat statbuf;    
304            
# Line 272  dir_exist_check( const char *dir ) Line 307  dir_exist_check( const char *dir )
307      if( statbuf.st_mode & _S_IFDIR )      if( statbuf.st_mode & _S_IFDIR )
308          return 0;          return 0;
309      return WPTERR_GENERAL;      return WPTERR_GENERAL;
310  } /* dir_exist_check */  }
311    
312    
313    /* Return the file size of the given file. */
314  size_t  size_t
315  get_file_size( const char *fname )  get_file_size (const char *fname)
316  {  {
317      size_t fsize;      size_t fsize;
318      HANDLE fh;      HANDLE fh;
# Line 324  release_file_lock( LOCK *ctx ) Line 360  release_file_lock( LOCK *ctx )
360  } /* release_file_lock */  } /* release_file_lock */
361    
362    
363    /* Start a dialog with the exception that before it is checked that the
364       dialog is not already openened. */
365  int  int
366  dialog_box_param( HINSTANCE hinst, LPCTSTR name, HWND parent, DLGPROC fnc,  dialog_box_param( HINSTANCE hinst, LPCTSTR name, HWND parent, DLGPROC fnc,
367                                    LPARAM param, LPCTSTR title, int title_id )                                    LPARAM param, LPCTSTR title, int title_id )
# Line 342  dialog_box_param( HINSTANCE hinst, LPCTS Line 380  dialog_box_param( HINSTANCE hinst, LPCTS
380  } /* dialog_box_param */  } /* dialog_box_param */
381    
382    
383    /* Wrapper for message box which forces the message box into the
384       foreground and it is displayed always on top. */
385  int  int
386  msg_box( HWND hwnd, const char *text, const char *title, int mode )  msg_box (HWND hwnd, const char *text, const char *title, int mode)
387  {  {
388      mode |= MB_SETFOREGROUND;      mode |= MB_SETFOREGROUND;
389      mode |= MB_TASKMODAL;      mode |= MB_TASKMODAL;
390      mode |= MB_TOPMOST;      mode |= MB_TOPMOST;
391      return MessageBox(hwnd, text, title, mode);      return MessageBox(hwnd, text, title, mode);
392  } /* msg_box */  }
393    
394    
395  void  void
396  set_active_window( HWND dlg )  set_active_window( HWND dlg)
397  {        {      
398      activ_hwnd = dlg;      activ_hwnd = dlg;
399  } /* set_active_window */  } /* set_active_window */
# Line 366  reset_active_window( void ) Line 406  reset_active_window( void )
406    
407    
408  static DWORD CALLBACK  static DWORD CALLBACK
409  reminder_thread( void *ctx )  reminder_thread (void *ctx)
410  {  {
411      reminder_ctx_s *c = (reminder_ctx_s *)ctx;      reminder_ctx_s *c = (reminder_ctx_s *)ctx;
412    
# Line 376  reminder_thread( void *ctx ) Line 416  reminder_thread( void *ctx )
416      return 0;      return 0;
417  } /* reminder_thread */  } /* reminder_thread */
418    
419    
420  HANDLE  HANDLE
421  window_reminder( struct reminder_ctx_s *ctx )  window_reminder( struct reminder_ctx_s *ctx )
422  {  {
# Line 385  window_reminder( struct reminder_ctx_s * Line 426  window_reminder( struct reminder_ctx_s *
426  } /* window_reminder */  } /* window_reminder */
427    
428    
429  char *  char*
430  m_strdup (const char *str)  m_strdup (const char *str)
431  {  {
432      char * p = new char[strlen (str) + 1];      char * p = new char[strlen (str) + 1];
# Line 395  m_strdup (const char *str) Line 436  m_strdup (const char *str)
436  } /* m_strdup */  } /* m_strdup */
437    
438    
439    /* Center the hwndChild relative to parent.
440       The style param allows to specificy additional styles (like topmost). */
441  void  void
442  center_window2 (HWND hwndChild, HWND style)  center_window2 (HWND hwndChild, HWND parent, HWND style)
443  {      {    
444      HWND hwndParent;      HWND hwndParent;
445      RECT rChild, rParent;          RECT rChild, rParent;    
# Line 405  center_window2 (HWND hwndChild, HWND sty Line 448  center_window2 (HWND hwndChild, HWND sty
448      int wScreen, hScreen, xNew, yNew;      int wScreen, hScreen, xNew, yNew;
449      int flags = SWP_NOSIZE | SWP_NOZORDER;      int flags = SWP_NOSIZE | SWP_NOZORDER;
450    
451      hwndParent = GetDesktopWindow ();      hwndParent = parent;
452        if (hwndParent == NULL)
453            hwndParent = GetDesktopWindow ();
454      GetWindowRect (hwndChild, &rChild);          GetWindowRect (hwndChild, &rChild);    
455      wChild = rChild.right - rChild.left;          wChild = rChild.right - rChild.left;    
456      hChild = rChild.bottom - rChild.top;      hChild = rChild.bottom - rChild.top;
# Line 434  center_window2 (HWND hwndChild, HWND sty Line 479  center_window2 (HWND hwndChild, HWND sty
479  }  }
480    
481    
482    /* Center the given hwndChild window with no special style. */
483  void  void
484  center_window (HWND hwndChild)  center_window (HWND hwndChild, HWND hwndParent)
485  {  {
486      center_window2 (hwndChild, NULL);      center_window2 (hwndChild, hwndParent, NULL);
487  }  }
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