git.distorted.org.uk Git - u/mdw/putty/blob - winstuff.h

   1 /*
   2  * winstuff.h: Windows-specific inter-module stuff.
   3  */
   4
   5 #ifndef PUTTY_WINSTUFF_H
   6 #define PUTTY_WINSTUFF_H
   7
   8 #include <stdio.h>                     /* for FILENAME_MAX */
   9
  10 #include "tree234.h"
  11
  12 #include "winhelp.h"
  13
  14 struct Filename {
  15     char path[FILENAME_MAX];
  16 };
  17 #define f_open(filename, mode) ( fopen((filename).path, (mode)) )
  18
  19 struct FontSpec {
  20     char name[64];
  21     int isbold;
  22     int height;
  23     int charset;
  24 };
  25
  26 #define BOXFLAGS DLGWINDOWEXTRA
  27 #define BOXRESULT DLGWINDOWEXTRA + 4
  28 #define DF_END 0x0001
  29
  30 /*
  31  * Global variables. Most modules declare these `extern', but
  32  * window.c will do `#define PUTTY_DO_GLOBALS' before including this
  33  * module, and so will get them properly defined.
  34 */
  35 #ifndef GLOBAL
  36 #ifdef PUTTY_DO_GLOBALS
  37 #define GLOBAL
  38 #else
  39 #define GLOBAL extern
  40 #endif
  41 #endif
  42
  43 #ifndef DONE_TYPEDEFS
  44 #define DONE_TYPEDEFS
  45 typedef struct config_tag Config;
  46 typedef struct backend_tag Backend;
  47 typedef struct terminal_tag Terminal;
  48 #endif
  49
  50 #define PUTTY_REG_POS "Software\\SimonTatham\\PuTTY"
  51 #define PUTTY_REG_PARENT "Software\\SimonTatham"
  52 #define PUTTY_REG_PARENT_CHILD "PuTTY"
  53 #define PUTTY_REG_GPARENT "Software"
  54 #define PUTTY_REG_GPARENT_CHILD "SimonTatham"
  55
  56 #define GETTICKCOUNT GetTickCount
  57 #define CURSORBLINK GetCaretBlinkTime()
  58 #define TICKSPERSEC 1000               /* GetTickCount returns milliseconds */
  59
  60 #define DEFAULT_CODEPAGE CP_ACP
  61
  62 typedef HDC Context;
  63
  64 /*
  65  * Window handles for the dialog boxes that can be running during a
  66  * PuTTY session.
  67  */
  68 GLOBAL HWND logbox;
  69
  70 /*
  71  * The all-important instance handle.
  72  */
  73 GLOBAL HINSTANCE hinst;
  74
  75 /*
  76  * Details of the help file.
  77  */
  78 GLOBAL char *help_path;
  79 GLOBAL int help_has_contents;
  80
  81 /*
  82  * The terminal and logging context are notionally local to the
  83  * Windows front end, but they must be shared between window.c and
  84  * windlg.c. Likewise the saved-sessions list.
  85  */
  86 GLOBAL Terminal *term;
  87 GLOBAL void *logctx;
  88
  89 /*
  90  * I've just looked in the windows standard headr files for WM_USER, there
  91  * are hundreds of flags defined using the form WM_USER+123 so I've
  92  * renumbered this NETEVENT value and the two in window.c
  93  */
  94 #define WM_XUSER     (WM_USER + 0x2000)
  95 #define WM_NETEVENT  (WM_XUSER + 5)
  96
  97 /*
  98  * On Windows, we send MA_2CLK as the only event marking the second
  99  * press of a mouse button. Compare unix.h.
 100  */
 101 #define MULTICLICK_ONLY_EVENT 1
 102
 103 /*
 104  * On Windows, data written to the clipboard must be NUL-terminated.
 105  */
 106 #define SELECTION_NUL_TERMINATED 1
 107
 108 /*
 109  * On Windows, copying to the clipboard terminates lines with CRLF.
 110  */
 111 #define SEL_NL { 13, 10 }
 112
 113 /*
 114  * sk_getxdmdata() does not exist under Windows (not that I
 115  * couldn't write it if I wanted to, but I haven't bothered), so
 116  * it's a macro which always returns FALSE. With any luck this will
 117  * cause the compiler to notice it can optimise away the
 118  * implementation of XDM-AUTHORIZATION-1 in x11fwd.c :-)
 119  */
 120 #define sk_getxdmdata(socket, ip, port) (0)
 121
 122 /*
 123  * File-selector filter strings used in the config box. On Windows,
 124  * these strings are of exactly the type needed to go in
 125  * `lpstrFilter' in an OPENFILENAME structure.
 126  */
 127 #define FILTER_KEY_FILES ("PuTTY Private Key Files (*.ppk)\0*.ppk\0" \
 128                               "All Files (*.*)\0*\0\0\0")
 129 #define FILTER_WAVE_FILES ("Wave Files (*.wav)\0*.WAV\0" \
 130                                "All Files (*.*)\0*\0\0\0")
 131
 132 /*
 133  * Exports from winctrls.c.
 134  */
 135
 136 struct ctlpos {
 137     HWND hwnd;
 138     WPARAM font;
 139     int dlu4inpix;
 140     int ypos, width;
 141     int xoff;
 142     int boxystart, boxid;
 143     char *boxtext;
 144 };
 145
 146 /*
 147  * Exports from winutils.c.
 148  */
 149 void split_into_argv(char *, int *, char ***, char ***);
 150
 151 /*
 152  * Private structure for prefslist state. Only in the header file
 153  * so that we can delegate allocation to callers.
 154  */
 155 struct prefslist {
 156     int listid, upbid, dnbid;
 157     int srcitem;
 158     int dummyitem;
 159     int dragging;
 160 };
 161
 162 /*
 163  * This structure is passed to event handler functions as the `dlg'
 164  * parameter, and hence is passed back to winctrls access functions.
 165  */
 166 struct dlgparam {
 167     HWND hwnd;                         /* the hwnd of the dialog box */
 168     struct winctrls *controltrees[8];  /* can have several of these */
 169     int nctrltrees;
 170     char *wintitle;                    /* title of actual window */
 171     char *errtitle;                    /* title of error sub-messageboxes */
 172     void *data;                        /* data to pass in refresh events */
 173     union control *focused, *lastfocused; /* which ctrl has focus now/before */
 174     char shortcuts[128];               /* track which shortcuts in use */
 175     int coloursel_wanted;              /* has an event handler asked for
 176                                         * a colour selector? */
 177     struct { unsigned char r, g, b, ok; } coloursel_result;   /* 0-255 */
 178     tree234 *privdata;                 /* stores per-control private data */
 179     int ended, endresult;              /* has the dialog been ended? */
 180 };
 181
 182 /*
 183  * Exports from winctrls.c.
 184  */
 185 void ctlposinit(struct ctlpos *cp, HWND hwnd,
 186                 int leftborder, int rightborder, int topborder);
 187 HWND doctl(struct ctlpos *cp, RECT r,
 188            char *wclass, int wstyle, int exstyle, char *wtext, int wid);
 189 void bartitle(struct ctlpos *cp, char *name, int id);
 190 void beginbox(struct ctlpos *cp, char *name, int idbox);
 191 void endbox(struct ctlpos *cp);
 192 void multiedit(struct ctlpos *cp, int password, ...);
 193 void radioline(struct ctlpos *cp, char *text, int id, int nacross, ...);
 194 void bareradioline(struct ctlpos *cp, int nacross, ...);
 195 void radiobig(struct ctlpos *cp, char *text, int id, ...);
 196 void checkbox(struct ctlpos *cp, char *text, int id);
 197 void statictext(struct ctlpos *cp, char *text, int lines, int id);
 198 void staticbtn(struct ctlpos *cp, char *stext, int sid,
 199                char *btext, int bid);
 200 void static2btn(struct ctlpos *cp, char *stext, int sid,
 201                 char *btext1, int bid1, char *btext2, int bid2);
 202 void staticedit(struct ctlpos *cp, char *stext,
 203                 int sid, int eid, int percentedit);
 204 void staticddl(struct ctlpos *cp, char *stext,
 205                int sid, int lid, int percentlist);
 206 void combobox(struct ctlpos *cp, char *text, int staticid, int listid);
 207 void staticpassedit(struct ctlpos *cp, char *stext,
 208                     int sid, int eid, int percentedit);
 209 void bigeditctrl(struct ctlpos *cp, char *stext,
 210                  int sid, int eid, int lines);
 211 void ersatztab(struct ctlpos *cp, char *stext, int sid, int lid, int s2id);
 212 void editbutton(struct ctlpos *cp, char *stext, int sid,
 213                 int eid, char *btext, int bid);
 214 void sesssaver(struct ctlpos *cp, char *text,
 215                int staticid, int editid, int listid, ...);
 216 void envsetter(struct ctlpos *cp, char *stext, int sid,
 217                char *e1stext, int e1sid, int e1id,
 218                char *e2stext, int e2sid, int e2id,
 219                int listid, char *b1text, int b1id, char *b2text, int b2id);
 220 void charclass(struct ctlpos *cp, char *stext, int sid, int listid,
 221                char *btext, int bid, int eid, char *s2text, int s2id);
 222 void colouredit(struct ctlpos *cp, char *stext, int sid, int listid,
 223                 char *btext, int bid, ...);
 224 void prefslist(struct prefslist *hdl, struct ctlpos *cp, int lines,
 225                char *stext, int sid, int listid, int upbid, int dnbid);
 226 int handle_prefslist(struct prefslist *hdl,
 227                      int *array, int maxmemb,
 228                      int is_dlmsg, HWND hwnd,
 229                      WPARAM wParam, LPARAM lParam);
 230 void progressbar(struct ctlpos *cp, int id);
 231 void fwdsetter(struct ctlpos *cp, int listid, char *stext, int sid,
 232                char *e1stext, int e1sid, int e1id,
 233                char *e2stext, int e2sid, int e2id,
 234                char *btext, int bid,
 235                char *r1text, int r1id, char *r2text, int r2id);
 236
 237 #define MAX_SHORTCUTS_PER_CTRL 16
 238
 239 /*
 240  * This structure is what's stored for each `union control' in the
 241  * portable-dialog interface.
 242  */
 243 struct winctrl {
 244     union control *ctrl;
 245     /*
 246      * The control may have several components at the Windows
 247      * level, with different dialog IDs. To avoid needing N
 248      * separate platformsidectrl structures (which could be stored
 249      * separately in a tree234 so that lookup by ID worked), we
 250      * impose the constraint that those IDs must be in a contiguous
 251      * block.
 252      */
 253     int base_id;
 254     int num_ids;
 255     /*
 256      * Remember what keyboard shortcuts were used by this control,
 257      * so that when we remove it again we can take them out of the
 258      * list in the dlgparam.
 259      */
 260     char shortcuts[MAX_SHORTCUTS_PER_CTRL];
 261     /*
 262      * Some controls need a piece of allocated memory in which to
 263      * store temporary data about the control.
 264      */
 265     void *data;
 266 };
 267 /*
 268  * And this structure holds a set of the above, in two separate
 269  * tree234s so that it can find an item by `union control' or by
 270  * dialog ID.
 271  */
 272 struct winctrls {
 273     tree234 *byctrl, *byid;
 274 };
 275 struct controlset;
 276 struct controlbox;
 277
 278 void winctrl_init(struct winctrls *);
 279 void winctrl_cleanup(struct winctrls *);
 280 void winctrl_add(struct winctrls *, struct winctrl *);
 281 void winctrl_remove(struct winctrls *, struct winctrl *);
 282 struct winctrl *winctrl_findbyctrl(struct winctrls *, union control *);
 283 struct winctrl *winctrl_findbyid(struct winctrls *, int);
 284 struct winctrl *winctrl_findbyindex(struct winctrls *, int);
 285 void winctrl_layout(struct dlgparam *dp, struct winctrls *wc,
 286                     struct ctlpos *cp, struct controlset *s, int *id);
 287 int winctrl_handle_command(struct dlgparam *dp, UINT msg,
 288                            WPARAM wParam, LPARAM lParam);
 289 void winctrl_rem_shortcuts(struct dlgparam *dp, struct winctrl *c);
 290 int winctrl_context_help(struct dlgparam *dp, HWND hwnd, int id);
 291
 292 void dp_init(struct dlgparam *dp);
 293 void dp_add_tree(struct dlgparam *dp, struct winctrls *tree);
 294 void dp_cleanup(struct dlgparam *dp);
 295
 296 /*
 297  * Exports from wincfg.c.
 298  */
 299 void win_setup_config_box(struct controlbox *b, HWND *hwndp, int has_help,
 300                           int midsession);
 301
 302 /*
 303  * Exports from windlg.c.
 304  */
 305 void defuse_showwindow(void);
 306 int do_config(void);
 307 int do_reconfig(HWND);
 308 void showeventlog(HWND);
 309 void showabout(HWND);
 310 void force_normal(HWND hwnd);
 311 void modal_about_box(HWND hwnd);
 312 void show_help(HWND hwnd);
 313
 314 /*
 315  * Exports from winmisc.c.
 316  */
 317
 318 int SaneDialogBox(HINSTANCE hinst,
 319                   LPCTSTR tmpl,
 320                   HWND hwndparent,
 321                   DLGPROC lpDialogFunc);
 322
 323 void SaneEndDialog(HWND hwnd, int ret);
 324
 325 /*
 326  * Exports from sizetip.c.
 327  */
 328 void UpdateSizeTip(HWND src, int cx, int cy);
 329 void EnableSizeTip(int bEnable);
 330
 331 /*
 332  * Exports from unicode.c.
 333  */
 334 struct unicode_data;
 335 void init_ucs(Config *, struct unicode_data *);
 336
 337 /*
 338  * pageantc.c needs to schedule callbacks for asynchronous agent
 339  * requests. This has to be done differently in GUI and console, so
 340  * there's an exported function used for the purpose.
 341  *
 342  * Also, we supply FLAG_SYNCAGENT to force agent requests to be
 343  * synchronous in pscp and psftp.
 344  */
 345 void agent_schedule_callback(void (*callback)(void *, void *, int),
 346                              void *callback_ctx, void *data, int len);
 347 #define FLAG_SYNCAGENT 0x1000
 348
 349 #endif