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