Mercurial > vim
annotate src/gui_beval.c @ 7821:81794242a275 v7.4.1207
commit https://github.com/vim/vim/commit/66f948e928d5e0cd3123af902aa8ac1613534c94
Author: Bram Moolenaar <Bram@vim.org>
Date: Sat Jan 30 16:39:25 2016 +0100
patch 7.4.1207
Problem: Using old style function declarations.
Solution: Change to new style function declarations. (script by Hirohito
Higashi)
| author | Christian Brabandt <cb@256bit.org> |
|---|---|
| date | Sat, 30 Jan 2016 16:45:04 +0100 |
| parents | 1a5d34492798 |
| children | 3456e2ebebd4 |
| rev | line source |
|---|---|
| 7 | 1 /* vi:set ts=8 sts=4 sw=4: |
| 2 * | |
| 3 * VIM - Vi IMproved by Bram Moolenaar | |
| 4 * Visual Workshop integration by Gordon Prieur | |
| 5 * | |
| 6 * Do ":help uganda" in Vim to read copying and usage conditions. | |
| 7 * Do ":help credits" in Vim to see a list of people who contributed. | |
| 8 * See README.txt for an overview of the Vim source code. | |
| 9 */ | |
| 10 | |
| 11 #include "vim.h" | |
| 12 | |
| 13 #if defined(FEAT_BEVAL) || defined(PROTO) | |
| 14 | |
| 192 | 15 /* |
| 16 * Common code, invoked when the mouse is resting for a moment. | |
| 17 */ | |
| 18 void | |
|
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19 general_beval_cb(BalloonEval *beval, int state UNUSED) |
| 192 | 20 { |
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21 #ifdef FEAT_EVAL |
| 192 | 22 win_T *wp; |
| 23 int col; | |
| 634 | 24 int use_sandbox; |
| 192 | 25 linenr_T lnum; |
| 26 char_u *text; | |
| 27 static char_u *result = NULL; | |
| 28 long winnr = 0; | |
| 791 | 29 char_u *bexpr; |
| 30 buf_T *save_curbuf; | |
| 6297 | 31 size_t len; |
|
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32 # ifdef FEAT_WINDOWS |
| 192 | 33 win_T *cw; |
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34 # endif |
| 640 | 35 #endif |
| 865 | 36 static int recursive = FALSE; |
| 192 | 37 |
| 38 /* Don't do anything when 'ballooneval' is off, messages scrolled the | |
| 39 * windows up or we have no beval area. */ | |
| 40 if (!p_beval || balloonEval == NULL || msg_scrolled > 0) | |
| 41 return; | |
| 42 | |
| 865 | 43 /* Don't do this recursively. Happens when the expression evaluation |
| 44 * takes a long time and invokes something that checks for CTRL-C typed. */ | |
| 45 if (recursive) | |
| 46 return; | |
| 47 recursive = TRUE; | |
| 48 | |
| 192 | 49 #ifdef FEAT_EVAL |
| 791 | 50 if (get_beval_info(balloonEval, TRUE, &wp, &lnum, &text, &col) == OK) |
| 192 | 51 { |
| 791 | 52 bexpr = (*wp->w_buffer->b_p_bexpr == NUL) ? p_bexpr |
| 53 : wp->w_buffer->b_p_bexpr; | |
| 54 if (*bexpr != NUL) | |
| 55 { | |
| 640 | 56 # ifdef FEAT_WINDOWS |
| 791 | 57 /* Convert window pointer to number. */ |
| 58 for (cw = firstwin; cw != wp; cw = cw->w_next) | |
| 59 ++winnr; | |
| 640 | 60 # endif |
| 192 | 61 |
| 791 | 62 set_vim_var_nr(VV_BEVAL_BUFNR, (long)wp->w_buffer->b_fnum); |
| 63 set_vim_var_nr(VV_BEVAL_WINNR, winnr); | |
| 64 set_vim_var_nr(VV_BEVAL_LNUM, (long)lnum); | |
| 65 set_vim_var_nr(VV_BEVAL_COL, (long)(col + 1)); | |
| 66 set_vim_var_string(VV_BEVAL_TEXT, text, -1); | |
| 67 vim_free(text); | |
| 634 | 68 |
| 791 | 69 /* |
| 70 * Temporarily change the curbuf, so that we can determine whether | |
| 1228 | 71 * the buffer-local balloonexpr option was set insecurely. |
| 791 | 72 */ |
| 73 save_curbuf = curbuf; | |
| 74 curbuf = wp->w_buffer; | |
| 75 use_sandbox = was_set_insecurely((char_u *)"balloonexpr", | |
| 76 *curbuf->b_p_bexpr == NUL ? 0 : OPT_LOCAL); | |
| 77 curbuf = save_curbuf; | |
| 78 if (use_sandbox) | |
| 79 ++sandbox; | |
| 80 ++textlock; | |
| 634 | 81 |
| 791 | 82 vim_free(result); |
| 83 result = eval_to_string(bexpr, NULL, TRUE); | |
| 84 | |
| 6297 | 85 /* Remove one trailing newline, it is added when the result was a |
| 86 * list and it's hardly every useful. If the user really wants a | |
| 87 * trailing newline he can add two and one remains. */ | |
| 88 if (result != NULL) | |
| 89 { | |
| 90 len = STRLEN(result); | |
| 91 if (len > 0 && result[len - 1] == NL) | |
| 92 result[len - 1] = NUL; | |
| 93 } | |
| 94 | |
| 791 | 95 if (use_sandbox) |
| 96 --sandbox; | |
| 97 --textlock; | |
| 192 | 98 |
| 791 | 99 set_vim_var_string(VV_BEVAL_TEXT, NULL, -1); |
| 100 if (result != NULL && result[0] != NUL) | |
| 101 { | |
| 102 gui_mch_post_balloon(beval, result); | |
| 865 | 103 recursive = FALSE; |
| 791 | 104 return; |
| 105 } | |
| 192 | 106 } |
| 107 } | |
| 108 #endif | |
| 109 #ifdef FEAT_NETBEANS_INTG | |
| 110 if (bevalServers & BEVAL_NETBEANS) | |
| 111 netbeans_beval_cb(beval, state); | |
| 112 #endif | |
| 113 #ifdef FEAT_SUN_WORKSHOP | |
| 114 if (bevalServers & BEVAL_WORKSHOP) | |
| 115 workshop_beval_cb(beval, state); | |
| 116 #endif | |
| 865 | 117 |
| 118 recursive = FALSE; | |
| 192 | 119 } |
| 120 | |
| 121 /* on Win32 only get_beval_info() is required */ | |
| 7 | 122 #if !defined(FEAT_GUI_W32) || defined(PROTO) |
| 123 | |
| 124 #ifdef FEAT_GUI_GTK | |
| 125 # include <gdk/gdkkeysyms.h> | |
| 126 # include <gtk/gtk.h> | |
| 127 #else | |
| 128 # include <X11/keysym.h> | |
| 129 # ifdef FEAT_GUI_MOTIF | |
| 130 # include <Xm/PushB.h> | |
| 131 # include <Xm/Separator.h> | |
| 132 # include <Xm/List.h> | |
| 133 # include <Xm/Label.h> | |
| 134 # include <Xm/AtomMgr.h> | |
| 135 # include <Xm/Protocols.h> | |
| 136 # else | |
| 137 /* Assume Athena */ | |
| 138 # include <X11/Shell.h> | |
| 680 | 139 # ifdef FEAT_GUI_NEXTAW |
| 140 # include <X11/neXtaw/Label.h> | |
| 141 # else | |
| 142 # include <X11/Xaw/Label.h> | |
| 143 # endif | |
| 7 | 144 # endif |
| 145 #endif | |
| 146 | |
| 147 #include "gui_beval.h" | |
| 148 | |
| 149 #ifndef FEAT_GUI_GTK | |
| 150 extern Widget vimShell; | |
| 151 | |
| 152 /* | |
| 153 * Currently, we assume that there can be only one BalloonEval showing | |
| 154 * on-screen at any given moment. This variable will hold the currently | |
| 155 * showing BalloonEval or NULL if none is showing. | |
| 156 */ | |
| 157 static BalloonEval *current_beval = NULL; | |
| 158 #endif | |
| 159 | |
| 160 #ifdef FEAT_GUI_GTK | |
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161 static void addEventHandler(GtkWidget *, BalloonEval *); |
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162 static void removeEventHandler(BalloonEval *); |
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163 static gint target_event_cb(GtkWidget *, GdkEvent *, gpointer); |
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164 static gint mainwin_event_cb(GtkWidget *, GdkEvent *, gpointer); |
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165 static void pointer_event(BalloonEval *, int, int, unsigned); |
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166 static void key_event(BalloonEval *, unsigned, int); |
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167 static gint timeout_cb(gpointer); |
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168 static gint balloon_expose_event_cb(GtkWidget *, GdkEventExpose *, gpointer); |
| 7 | 169 #else |
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170 static void addEventHandler(Widget, BalloonEval *); |
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171 static void removeEventHandler(BalloonEval *); |
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172 static void pointerEventEH(Widget, XtPointer, XEvent *, Boolean *); |
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173 static void pointerEvent(BalloonEval *, XEvent *); |
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174 static void timerRoutine(XtPointer, XtIntervalId *); |
| 7 | 175 #endif |
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176 static void cancelBalloon(BalloonEval *); |
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177 static void requestBalloon(BalloonEval *); |
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178 static void drawBalloon(BalloonEval *); |
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179 static void undrawBalloon(BalloonEval *beval); |
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180 static void createBalloonEvalWindow(BalloonEval *); |
| 7 | 181 |
| 182 | |
| 183 | |
| 184 /* | |
| 185 * Create a balloon-evaluation area for a Widget. | |
| 186 * There can be either a "mesg" for a fixed string or "mesgCB" to generate a | |
| 187 * message by calling this callback function. | |
| 188 * When "mesg" is not NULL it must remain valid for as long as the balloon is | |
| 189 * used. It is not freed here. | |
| 190 * Returns a pointer to the resulting object (NULL when out of memory). | |
| 191 */ | |
| 192 BalloonEval * | |
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193 gui_mch_create_beval_area( |
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194 void *target, |
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195 char_u *mesg, |
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196 void (*mesgCB)(BalloonEval *, int), |
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197 void *clientData) |
| 7 | 198 { |
| 199 #ifndef FEAT_GUI_GTK | |
| 200 char *display_name; /* get from gui.dpy */ | |
| 201 int screen_num; | |
| 202 char *p; | |
| 203 #endif | |
| 204 BalloonEval *beval; | |
| 205 | |
| 206 if (mesg != NULL && mesgCB != NULL) | |
| 207 { | |
| 208 EMSG(_("E232: Cannot create BalloonEval with both message and callback")); | |
| 209 return NULL; | |
| 210 } | |
| 211 | |
| 212 beval = (BalloonEval *)alloc(sizeof(BalloonEval)); | |
| 213 if (beval != NULL) | |
| 214 { | |
| 215 #ifdef FEAT_GUI_GTK | |
| 216 beval->target = GTK_WIDGET(target); | |
| 217 beval->balloonShell = NULL; | |
| 218 beval->timerID = 0; | |
| 219 #else | |
| 220 beval->target = (Widget)target; | |
| 221 beval->balloonShell = NULL; | |
| 222 beval->timerID = (XtIntervalId)NULL; | |
| 223 beval->appContext = XtWidgetToApplicationContext((Widget)target); | |
| 224 #endif | |
| 225 beval->showState = ShS_NEUTRAL; | |
| 226 beval->x = 0; | |
| 227 beval->y = 0; | |
| 228 beval->msg = mesg; | |
| 229 beval->msgCB = mesgCB; | |
| 230 beval->clientData = clientData; | |
| 231 | |
| 232 /* | |
| 233 * Set up event handler which will keep its eyes on the pointer, | |
| 234 * and when the pointer rests in a certain spot for a given time | |
| 235 * interval, show the beval. | |
| 236 */ | |
| 237 addEventHandler(beval->target, beval); | |
| 238 createBalloonEvalWindow(beval); | |
| 239 | |
| 240 #ifndef FEAT_GUI_GTK | |
| 241 /* | |
| 242 * Now create and save the screen width and height. Used in drawing. | |
| 243 */ | |
| 244 display_name = DisplayString(gui.dpy); | |
| 245 p = strrchr(display_name, '.'); | |
| 246 if (p != NULL) | |
| 247 screen_num = atoi(++p); | |
| 248 else | |
| 249 screen_num = 0; | |
| 250 beval->screen_width = DisplayWidth(gui.dpy, screen_num); | |
| 251 beval->screen_height = DisplayHeight(gui.dpy, screen_num); | |
| 252 #endif | |
| 253 } | |
| 254 | |
| 255 return beval; | |
| 256 } | |
| 257 | |
| 258 #if defined(FEAT_BEVAL_TIP) || defined(PROTO) | |
| 259 /* | |
| 1228 | 260 * Destroy a balloon-eval and free its associated memory. |
| 7 | 261 */ |
| 262 void | |
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263 gui_mch_destroy_beval_area(BalloonEval *beval) |
| 7 | 264 { |
| 265 cancelBalloon(beval); | |
| 266 removeEventHandler(beval); | |
| 267 /* Children will automatically be destroyed */ | |
| 268 # ifdef FEAT_GUI_GTK | |
| 269 gtk_widget_destroy(beval->balloonShell); | |
| 270 # else | |
| 271 XtDestroyWidget(beval->balloonShell); | |
| 272 # endif | |
| 273 vim_free(beval); | |
| 274 } | |
| 275 #endif | |
| 276 | |
| 277 void | |
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278 gui_mch_enable_beval_area(BalloonEval *beval) |
| 7 | 279 { |
| 280 if (beval != NULL) | |
| 281 addEventHandler(beval->target, beval); | |
| 282 } | |
| 283 | |
| 284 void | |
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285 gui_mch_disable_beval_area(BalloonEval *beval) |
| 7 | 286 { |
| 287 if (beval != NULL) | |
| 288 removeEventHandler(beval); | |
| 289 } | |
| 290 | |
| 291 #if defined(FEAT_BEVAL_TIP) || defined(PROTO) | |
| 292 /* | |
| 293 * This function returns the BalloonEval * associated with the currently | |
| 294 * displayed tooltip. Returns NULL if there is no tooltip currently showing. | |
| 295 * | |
| 296 * Assumption: Only one tooltip can be shown at a time. | |
| 297 */ | |
| 298 BalloonEval * | |
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299 gui_mch_currently_showing_beval(void) |
| 7 | 300 { |
| 301 return current_beval; | |
| 302 } | |
| 303 #endif | |
| 304 #endif /* !FEAT_GUI_W32 */ | |
| 305 | |
| 192 | 306 #if defined(FEAT_SUN_WORKSHOP) || defined(FEAT_NETBEANS_INTG) \ |
| 307 || defined(FEAT_EVAL) || defined(PROTO) | |
| 7 | 308 /* |
| 309 * Get the text and position to be evaluated for "beval". | |
| 192 | 310 * If "getword" is true the returned text is not the whole line but the |
| 311 * relevant word in allocated memory. | |
| 7 | 312 * Returns OK or FAIL. |
| 313 */ | |
| 314 int | |
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315 get_beval_info( |
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316 BalloonEval *beval, |
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317 int getword, |
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318 win_T **winp, |
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319 linenr_T *lnump, |
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320 char_u **textp, |
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321 int *colp) |
| 7 | 322 { |
| 323 win_T *wp; | |
| 324 int row, col; | |
| 325 char_u *lbuf; | |
| 326 linenr_T lnum; | |
| 327 | |
| 192 | 328 *textp = NULL; |
| 7 | 329 row = Y_2_ROW(beval->y); |
| 330 col = X_2_COL(beval->x); | |
| 640 | 331 #ifdef FEAT_WINDOWS |
| 7 | 332 wp = mouse_find_win(&row, &col); |
| 640 | 333 #else |
| 334 wp = firstwin; | |
| 335 #endif | |
| 7 | 336 if (wp != NULL && row < wp->w_height && col < W_WIDTH(wp)) |
| 337 { | |
| 338 /* Found a window and the cursor is in the text. Now find the line | |
| 339 * number. */ | |
| 340 if (!mouse_comp_pos(wp, &row, &col, &lnum)) | |
| 341 { | |
| 342 /* Not past end of the file. */ | |
| 343 lbuf = ml_get_buf(wp->w_buffer, lnum, FALSE); | |
| 344 if (col <= win_linetabsize(wp, lbuf, (colnr_T)MAXCOL)) | |
| 345 { | |
| 346 /* Not past end of line. */ | |
| 192 | 347 if (getword) |
| 7 | 348 { |
| 349 /* For Netbeans we get the relevant part of the line | |
| 350 * instead of the whole line. */ | |
| 351 int len; | |
| 352 pos_T *spos = NULL, *epos = NULL; | |
| 353 | |
| 354 if (VIsual_active) | |
| 355 { | |
| 356 if (lt(VIsual, curwin->w_cursor)) | |
| 357 { | |
| 358 spos = &VIsual; | |
| 359 epos = &curwin->w_cursor; | |
| 360 } | |
| 361 else | |
| 362 { | |
| 363 spos = &curwin->w_cursor; | |
| 364 epos = &VIsual; | |
| 365 } | |
| 366 } | |
| 367 | |
| 3877 | 368 col = vcol2col(wp, lnum, col); |
| 7 | 369 |
| 370 if (VIsual_active | |
| 371 && wp->w_buffer == curwin->w_buffer | |
| 372 && (lnum == spos->lnum | |
| 373 ? col >= (int)spos->col | |
| 374 : lnum > spos->lnum) | |
| 375 && (lnum == epos->lnum | |
| 376 ? col <= (int)epos->col | |
| 377 : lnum < epos->lnum)) | |
| 378 { | |
| 379 /* Visual mode and pointing to the line with the | |
| 380 * Visual selection: return selected text, with a | |
| 381 * maximum of one line. */ | |
| 382 if (spos->lnum != epos->lnum || spos->col == epos->col) | |
| 383 return FAIL; | |
| 384 | |
| 385 lbuf = ml_get_buf(curwin->w_buffer, VIsual.lnum, FALSE); | |
| 3877 | 386 len = epos->col - spos->col; |
| 387 if (*p_sel != 'e') | |
| 388 len += MB_PTR2LEN(lbuf + epos->col); | |
| 389 lbuf = vim_strnsave(lbuf + spos->col, len); | |
| 7 | 390 lnum = spos->lnum; |
| 391 col = spos->col; | |
| 392 } | |
| 393 else | |
| 394 { | |
| 395 /* Find the word under the cursor. */ | |
| 396 ++emsg_off; | |
| 397 len = find_ident_at_pos(wp, lnum, (colnr_T)col, &lbuf, | |
| 398 FIND_IDENT + FIND_STRING + FIND_EVAL); | |
| 399 --emsg_off; | |
| 400 if (len == 0) | |
| 401 return FAIL; | |
| 402 lbuf = vim_strnsave(lbuf, len); | |
| 403 } | |
| 404 } | |
| 192 | 405 |
| 406 *winp = wp; | |
| 407 *lnump = lnum; | |
| 408 *textp = lbuf; | |
| 409 *colp = col; | |
| 7 | 410 beval->ts = wp->w_buffer->b_p_ts; |
| 411 return OK; | |
| 412 } | |
| 413 } | |
| 414 } | |
| 415 | |
| 416 return FAIL; | |
| 417 } | |
| 418 | |
| 419 # if !defined(FEAT_GUI_W32) || defined(PROTO) | |
| 420 | |
| 421 /* | |
| 422 * Show a balloon with "mesg". | |
| 423 */ | |
| 424 void | |
|
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425 gui_mch_post_balloon(BalloonEval *beval, char_u *mesg) |
| 7 | 426 { |
| 427 beval->msg = mesg; | |
| 428 if (mesg != NULL) | |
| 429 drawBalloon(beval); | |
| 430 else | |
| 431 undrawBalloon(beval); | |
| 432 } | |
| 433 # endif /* FEAT_GUI_W32 */ | |
| 434 #endif /* FEAT_SUN_WORKSHOP || FEAT_NETBEANS_INTG || PROTO */ | |
| 435 | |
| 436 #if !defined(FEAT_GUI_W32) || defined(PROTO) | |
| 437 #if defined(FEAT_BEVAL_TIP) || defined(PROTO) | |
| 438 /* | |
| 439 * Hide the given balloon. | |
| 440 */ | |
| 441 void | |
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442 gui_mch_unpost_balloon(BalloonEval *beval) |
| 7 | 443 { |
| 444 undrawBalloon(beval); | |
| 445 } | |
| 446 #endif | |
| 447 | |
| 448 #ifdef FEAT_GUI_GTK | |
| 449 /* | |
| 450 * We can unconditionally use ANSI-style prototypes here since | |
| 451 * GTK+ requires an ANSI C compiler anyway. | |
| 452 */ | |
| 453 static void | |
| 454 addEventHandler(GtkWidget *target, BalloonEval *beval) | |
| 455 { | |
| 456 /* | |
| 457 * Connect to the generic "event" signal instead of the individual | |
| 458 * signals for each event type, because the former is emitted earlier. | |
| 459 * This allows us to catch events independently of the signal handlers | |
| 460 * in gui_gtk_x11.c. | |
| 461 */ | |
| 462 /* Should use GTK_OBJECT() here, but that causes a lint warning... */ | |
| 463 gtk_signal_connect((GtkObject*)(target), "event", | |
| 464 GTK_SIGNAL_FUNC(target_event_cb), | |
| 465 beval); | |
| 466 /* | |
| 467 * Nasty: Key press events go to the main window thus the drawing area | |
| 468 * will never see them. This means we have to connect to the main window | |
| 469 * as well in order to catch those events. | |
| 470 */ | |
| 471 if (gtk_socket_id == 0 && gui.mainwin != NULL | |
| 472 && gtk_widget_is_ancestor(target, gui.mainwin)) | |
| 473 { | |
| 474 gtk_signal_connect((GtkObject*)(gui.mainwin), "event", | |
| 475 GTK_SIGNAL_FUNC(mainwin_event_cb), | |
| 476 beval); | |
| 477 } | |
| 478 } | |
| 479 | |
| 480 static void | |
| 481 removeEventHandler(BalloonEval *beval) | |
| 482 { | |
| 137 | 483 /* LINTED: avoid warning: dubious operation on enum */ |
| 7 | 484 gtk_signal_disconnect_by_func((GtkObject*)(beval->target), |
| 485 GTK_SIGNAL_FUNC(target_event_cb), | |
| 486 beval); | |
| 487 | |
| 488 if (gtk_socket_id == 0 && gui.mainwin != NULL | |
| 489 && gtk_widget_is_ancestor(beval->target, gui.mainwin)) | |
| 490 { | |
| 137 | 491 /* LINTED: avoid warning: dubious operation on enum */ |
| 7 | 492 gtk_signal_disconnect_by_func((GtkObject*)(gui.mainwin), |
| 493 GTK_SIGNAL_FUNC(mainwin_event_cb), | |
| 494 beval); | |
| 495 } | |
| 496 } | |
| 497 | |
| 498 static gint | |
| 499 target_event_cb(GtkWidget *widget, GdkEvent *event, gpointer data) | |
| 500 { | |
| 501 BalloonEval *beval = (BalloonEval *)data; | |
| 502 | |
| 503 switch (event->type) | |
| 504 { | |
| 505 case GDK_ENTER_NOTIFY: | |
| 506 pointer_event(beval, (int)event->crossing.x, | |
| 507 (int)event->crossing.y, | |
| 508 event->crossing.state); | |
| 509 break; | |
| 510 case GDK_MOTION_NOTIFY: | |
| 511 if (event->motion.is_hint) | |
| 512 { | |
| 513 int x; | |
| 514 int y; | |
| 515 GdkModifierType state; | |
| 516 /* | |
| 517 * GDK_POINTER_MOTION_HINT_MASK is set, thus we cannot obtain | |
| 518 * the coordinates from the GdkEventMotion struct directly. | |
| 519 */ | |
| 520 gdk_window_get_pointer(widget->window, &x, &y, &state); | |
| 521 pointer_event(beval, x, y, (unsigned int)state); | |
| 522 } | |
| 523 else | |
| 524 { | |
| 525 pointer_event(beval, (int)event->motion.x, | |
| 526 (int)event->motion.y, | |
| 527 event->motion.state); | |
| 528 } | |
| 529 break; | |
| 530 case GDK_LEAVE_NOTIFY: | |
| 531 /* | |
| 532 * Ignore LeaveNotify events that are not "normal". | |
| 533 * Apparently we also get it when somebody else grabs focus. | |
| 534 */ | |
| 535 if (event->crossing.mode == GDK_CROSSING_NORMAL) | |
| 536 cancelBalloon(beval); | |
| 537 break; | |
| 538 case GDK_BUTTON_PRESS: | |
| 539 case GDK_SCROLL: | |
| 540 cancelBalloon(beval); | |
| 541 break; | |
| 542 case GDK_KEY_PRESS: | |
| 543 key_event(beval, event->key.keyval, TRUE); | |
| 544 break; | |
| 545 case GDK_KEY_RELEASE: | |
| 546 key_event(beval, event->key.keyval, FALSE); | |
| 547 break; | |
| 548 default: | |
| 549 break; | |
| 550 } | |
| 551 | |
| 552 return FALSE; /* continue emission */ | |
| 553 } | |
| 554 | |
| 555 static gint | |
| 1884 | 556 mainwin_event_cb(GtkWidget *widget UNUSED, GdkEvent *event, gpointer data) |
| 7 | 557 { |
| 558 BalloonEval *beval = (BalloonEval *)data; | |
| 559 | |
| 560 switch (event->type) | |
| 561 { | |
| 562 case GDK_KEY_PRESS: | |
| 563 key_event(beval, event->key.keyval, TRUE); | |
| 564 break; | |
| 565 case GDK_KEY_RELEASE: | |
| 566 key_event(beval, event->key.keyval, FALSE); | |
| 567 break; | |
| 568 default: | |
| 569 break; | |
| 570 } | |
| 571 | |
| 572 return FALSE; /* continue emission */ | |
| 573 } | |
| 574 | |
| 575 static void | |
| 576 pointer_event(BalloonEval *beval, int x, int y, unsigned state) | |
| 577 { | |
| 578 int distance; | |
| 579 | |
| 580 distance = ABS(x - beval->x) + ABS(y - beval->y); | |
| 581 | |
| 582 if (distance > 4) | |
| 583 { | |
| 584 /* | |
| 585 * Moved out of the balloon location: cancel it. | |
| 586 * Remember button state | |
| 587 */ | |
| 588 beval->state = state; | |
| 589 cancelBalloon(beval); | |
| 590 | |
| 591 /* Mouse buttons are pressed - no balloon now */ | |
| 592 if (!(state & ((int)GDK_BUTTON1_MASK | (int)GDK_BUTTON2_MASK | |
| 593 | (int)GDK_BUTTON3_MASK))) | |
| 594 { | |
| 595 beval->x = x; | |
| 596 beval->y = y; | |
| 597 | |
| 598 if (state & (int)GDK_MOD1_MASK) | |
| 599 { | |
| 600 /* | |
| 601 * Alt is pressed -- enter super-evaluate-mode, | |
| 602 * where there is no time delay | |
| 603 */ | |
| 604 if (beval->msgCB != NULL) | |
| 605 { | |
| 606 beval->showState = ShS_PENDING; | |
| 607 (*beval->msgCB)(beval, state); | |
| 608 } | |
| 609 } | |
| 610 else | |
| 611 { | |
| 612 beval->timerID = gtk_timeout_add((guint32)p_bdlay, | |
| 613 &timeout_cb, beval); | |
| 614 } | |
| 615 } | |
| 616 } | |
| 617 } | |
| 618 | |
| 619 static void | |
| 620 key_event(BalloonEval *beval, unsigned keyval, int is_keypress) | |
| 621 { | |
| 622 if (beval->showState == ShS_SHOWING && beval->msgCB != NULL) | |
| 623 { | |
| 624 switch (keyval) | |
| 625 { | |
| 626 case GDK_Shift_L: | |
| 627 case GDK_Shift_R: | |
| 628 beval->showState = ShS_UPDATE_PENDING; | |
| 629 (*beval->msgCB)(beval, (is_keypress) | |
| 630 ? (int)GDK_SHIFT_MASK : 0); | |
| 631 break; | |
| 632 case GDK_Control_L: | |
| 633 case GDK_Control_R: | |
| 634 beval->showState = ShS_UPDATE_PENDING; | |
| 635 (*beval->msgCB)(beval, (is_keypress) | |
| 636 ? (int)GDK_CONTROL_MASK : 0); | |
| 637 break; | |
| 638 default: | |
| 667 | 639 /* Don't do this for key release, we apparently get these with |
| 640 * focus changes in some GTK version. */ | |
| 641 if (is_keypress) | |
| 642 cancelBalloon(beval); | |
| 7 | 643 break; |
| 644 } | |
| 645 } | |
| 646 else | |
| 647 cancelBalloon(beval); | |
| 648 } | |
| 649 | |
| 650 static gint | |
| 651 timeout_cb(gpointer data) | |
| 652 { | |
| 653 BalloonEval *beval = (BalloonEval *)data; | |
| 654 | |
| 655 beval->timerID = 0; | |
| 656 /* | |
| 657 * If the timer event happens then the mouse has stopped long enough for | |
| 658 * a request to be started. The request will only send to the debugger if | |
| 659 * there the mouse is pointing at real data. | |
| 660 */ | |
| 661 requestBalloon(beval); | |
| 662 | |
| 663 return FALSE; /* don't call me again */ | |
| 664 } | |
| 665 | |
| 666 static gint | |
| 1884 | 667 balloon_expose_event_cb(GtkWidget *widget, |
| 668 GdkEventExpose *event, | |
| 669 gpointer data UNUSED) | |
| 7 | 670 { |
| 671 gtk_paint_flat_box(widget->style, widget->window, | |
| 672 GTK_STATE_NORMAL, GTK_SHADOW_OUT, | |
| 673 &event->area, widget, "tooltip", | |
| 674 0, 0, -1, -1); | |
| 675 | |
| 676 return FALSE; /* continue emission */ | |
| 677 } | |
| 678 | |
| 679 #else /* !FEAT_GUI_GTK */ | |
| 680 | |
| 681 static void | |
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682 addEventHandler(Widget target, BalloonEval *beval) |
| 7 | 683 { |
| 684 XtAddEventHandler(target, | |
| 685 PointerMotionMask | EnterWindowMask | | |
| 686 LeaveWindowMask | ButtonPressMask | KeyPressMask | | |
| 687 KeyReleaseMask, | |
| 688 False, | |
| 689 pointerEventEH, (XtPointer)beval); | |
| 690 } | |
| 691 | |
| 692 static void | |
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693 removeEventHandler(BalloonEval *beval) |
| 7 | 694 { |
| 695 XtRemoveEventHandler(beval->target, | |
| 696 PointerMotionMask | EnterWindowMask | | |
| 697 LeaveWindowMask | ButtonPressMask | KeyPressMask | | |
| 698 KeyReleaseMask, | |
| 699 False, | |
| 700 pointerEventEH, (XtPointer)beval); | |
| 701 } | |
| 702 | |
| 703 | |
| 704 /* | |
| 705 * The X event handler. All it does is call the real event handler. | |
| 706 */ | |
| 707 static void | |
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708 pointerEventEH( |
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709 Widget w UNUSED, |
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710 XtPointer client_data, |
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711 XEvent *event, |
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712 Boolean *unused UNUSED) |
| 7 | 713 { |
| 714 BalloonEval *beval = (BalloonEval *)client_data; | |
| 715 pointerEvent(beval, event); | |
| 716 } | |
| 717 | |
| 718 | |
| 719 /* | |
| 720 * The real event handler. Called by pointerEventEH() whenever an event we are | |
| 1228 | 721 * interested in occurs. |
| 7 | 722 */ |
| 723 | |
| 724 static void | |
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725 pointerEvent(BalloonEval *beval, XEvent *event) |
| 7 | 726 { |
| 4352 | 727 Position distance; /* a measure of how much the pointer moved */ |
| 7 | 728 Position delta; /* used to compute distance */ |
| 729 | |
| 730 switch (event->type) | |
| 731 { | |
| 732 case EnterNotify: | |
| 733 case MotionNotify: | |
| 734 delta = event->xmotion.x - beval->x; | |
| 735 if (delta < 0) | |
| 736 delta = -delta; | |
| 737 distance = delta; | |
| 738 delta = event->xmotion.y - beval->y; | |
| 739 if (delta < 0) | |
| 740 delta = -delta; | |
| 741 distance += delta; | |
| 742 if (distance > 4) | |
| 743 { | |
| 744 /* | |
| 745 * Moved out of the balloon location: cancel it. | |
| 746 * Remember button state | |
| 747 */ | |
| 748 beval->state = event->xmotion.state; | |
| 749 if (beval->state & (Button1Mask|Button2Mask|Button3Mask)) | |
| 750 { | |
| 751 /* Mouse buttons are pressed - no balloon now */ | |
| 752 cancelBalloon(beval); | |
| 753 } | |
| 754 else if (beval->state & (Mod1Mask|Mod2Mask|Mod3Mask)) | |
| 755 { | |
| 756 /* | |
| 757 * Alt is pressed -- enter super-evaluate-mode, | |
| 758 * where there is no time delay | |
| 759 */ | |
| 760 beval->x = event->xmotion.x; | |
| 761 beval->y = event->xmotion.y; | |
| 762 beval->x_root = event->xmotion.x_root; | |
| 763 beval->y_root = event->xmotion.y_root; | |
| 764 cancelBalloon(beval); | |
| 765 if (beval->msgCB != NULL) | |
| 766 { | |
| 767 beval->showState = ShS_PENDING; | |
| 768 (*beval->msgCB)(beval, beval->state); | |
| 769 } | |
| 770 } | |
| 771 else | |
| 772 { | |
| 773 beval->x = event->xmotion.x; | |
| 774 beval->y = event->xmotion.y; | |
| 775 beval->x_root = event->xmotion.x_root; | |
| 776 beval->y_root = event->xmotion.y_root; | |
| 777 cancelBalloon(beval); | |
| 778 beval->timerID = XtAppAddTimeOut( beval->appContext, | |
| 779 (long_u)p_bdlay, timerRoutine, beval); | |
| 780 } | |
| 781 } | |
| 782 break; | |
| 783 | |
| 784 /* | |
| 785 * Motif and Athena version: Keystrokes will be caught by the | |
| 786 * "textArea" widget, and handled in gui_x11_key_hit_cb(). | |
| 787 */ | |
| 788 case KeyPress: | |
| 789 if (beval->showState == ShS_SHOWING && beval->msgCB != NULL) | |
| 790 { | |
| 791 Modifiers modifier; | |
| 792 KeySym keysym; | |
| 793 | |
| 794 XtTranslateKeycode(gui.dpy, | |
| 795 event->xkey.keycode, event->xkey.state, | |
| 796 &modifier, &keysym); | |
| 797 if (keysym == XK_Shift_L || keysym == XK_Shift_R) | |
| 798 { | |
| 799 beval->showState = ShS_UPDATE_PENDING; | |
| 800 (*beval->msgCB)(beval, ShiftMask); | |
| 801 } | |
| 802 else if (keysym == XK_Control_L || keysym == XK_Control_R) | |
| 803 { | |
| 804 beval->showState = ShS_UPDATE_PENDING; | |
| 805 (*beval->msgCB)(beval, ControlMask); | |
| 806 } | |
| 807 else | |
| 808 cancelBalloon(beval); | |
| 809 } | |
| 810 else | |
| 811 cancelBalloon(beval); | |
| 812 break; | |
| 813 | |
| 814 case KeyRelease: | |
| 815 if (beval->showState == ShS_SHOWING && beval->msgCB != NULL) | |
| 816 { | |
| 817 Modifiers modifier; | |
| 818 KeySym keysym; | |
| 819 | |
| 820 XtTranslateKeycode(gui.dpy, event->xkey.keycode, | |
| 821 event->xkey.state, &modifier, &keysym); | |
| 822 if ((keysym == XK_Shift_L) || (keysym == XK_Shift_R)) { | |
| 823 beval->showState = ShS_UPDATE_PENDING; | |
| 824 (*beval->msgCB)(beval, 0); | |
| 825 } | |
| 826 else if ((keysym == XK_Control_L) || (keysym == XK_Control_R)) | |
| 827 { | |
| 828 beval->showState = ShS_UPDATE_PENDING; | |
| 829 (*beval->msgCB)(beval, 0); | |
| 830 } | |
| 831 else | |
| 832 cancelBalloon(beval); | |
| 833 } | |
| 834 else | |
| 835 cancelBalloon(beval); | |
| 836 break; | |
| 837 | |
| 838 case LeaveNotify: | |
| 839 /* Ignore LeaveNotify events that are not "normal". | |
| 840 * Apparently we also get it when somebody else grabs focus. | |
| 841 * Happens for me every two seconds (some clipboard tool?) */ | |
| 842 if (event->xcrossing.mode == NotifyNormal) | |
| 843 cancelBalloon(beval); | |
| 844 break; | |
| 845 | |
| 846 case ButtonPress: | |
| 847 cancelBalloon(beval); | |
| 848 break; | |
| 849 | |
| 850 default: | |
| 851 break; | |
| 852 } | |
| 853 } | |
| 854 | |
| 855 static void | |
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856 timerRoutine(XtPointer dx, XtIntervalId *id UNUSED) |
| 7 | 857 { |
| 858 BalloonEval *beval = (BalloonEval *)dx; | |
| 859 | |
| 860 beval->timerID = (XtIntervalId)NULL; | |
| 861 | |
| 862 /* | |
| 863 * If the timer event happens then the mouse has stopped long enough for | |
| 864 * a request to be started. The request will only send to the debugger if | |
| 865 * there the mouse is pointing at real data. | |
| 866 */ | |
| 867 requestBalloon(beval); | |
| 868 } | |
| 869 | |
| 870 #endif /* !FEAT_GUI_GTK */ | |
| 871 | |
| 872 static void | |
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changeset
|
873 requestBalloon(BalloonEval *beval) |
| 7 | 874 { |
| 875 if (beval->showState != ShS_PENDING) | |
| 876 { | |
| 877 /* Determine the beval to display */ | |
| 878 if (beval->msgCB != NULL) | |
| 879 { | |
| 880 beval->showState = ShS_PENDING; | |
| 881 (*beval->msgCB)(beval, beval->state); | |
| 882 } | |
| 883 else if (beval->msg != NULL) | |
| 884 drawBalloon(beval); | |
| 885 } | |
| 886 } | |
| 887 | |
| 888 #ifdef FEAT_GUI_GTK | |
| 889 /* | |
| 890 * Convert the string to UTF-8 if 'encoding' is not "utf-8". | |
| 891 * Replace any non-printable characters and invalid bytes sequences with | |
| 892 * "^X" or "<xx>" escapes, and apply SpecialKey highlighting to them. | |
| 893 * TAB and NL are passed through unscathed. | |
| 894 */ | |
|
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parents:
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diff
changeset
|
895 # define IS_NONPRINTABLE(c) (((c) < 0x20 && (c) != TAB && (c) != NL) \ |
| 7 | 896 || (c) == DEL) |
| 897 static void | |
| 944 | 898 set_printable_label_text(GtkLabel *label, char_u *text) |
| 7 | 899 { |
| 900 char_u *convbuf = NULL; | |
| 901 char_u *buf; | |
| 902 char_u *p; | |
| 903 char_u *pdest; | |
| 904 unsigned int len; | |
| 905 int charlen; | |
| 906 int uc; | |
| 907 PangoAttrList *attr_list; | |
| 908 | |
| 909 /* Convert to UTF-8 if it isn't already */ | |
| 910 if (output_conv.vc_type != CONV_NONE) | |
| 911 { | |
| 944 | 912 convbuf = string_convert(&output_conv, text, NULL); |
| 7 | 913 if (convbuf != NULL) |
| 944 | 914 text = convbuf; |
| 7 | 915 } |
| 916 | |
| 917 /* First let's see how much we need to allocate */ | |
| 918 len = 0; | |
| 944 | 919 for (p = text; *p != NUL; p += charlen) |
| 7 | 920 { |
| 921 if ((*p & 0x80) == 0) /* be quick for ASCII */ | |
| 922 { | |
| 923 charlen = 1; | |
| 924 len += IS_NONPRINTABLE(*p) ? 2 : 1; /* nonprintable: ^X */ | |
| 925 } | |
| 926 else | |
| 927 { | |
| 474 | 928 charlen = utf_ptr2len(p); |
| 7 | 929 uc = utf_ptr2char(p); |
| 930 | |
| 931 if (charlen != utf_char2len(uc)) | |
| 932 charlen = 1; /* reject overlong sequences */ | |
| 933 | |
| 934 if (charlen == 1 || uc < 0xa0) /* illegal byte or */ | |
| 935 len += 4; /* control char: <xx> */ | |
| 936 else if (!utf_printable(uc)) | |
| 937 /* Note: we assume here that utf_printable() doesn't | |
| 938 * care about characters outside the BMP. */ | |
| 939 len += 6; /* nonprintable: <xxxx> */ | |
| 940 else | |
| 941 len += charlen; | |
| 942 } | |
| 943 } | |
| 944 | |
| 945 attr_list = pango_attr_list_new(); | |
| 946 buf = alloc(len + 1); | |
| 947 | |
| 948 /* Now go for the real work */ | |
| 949 if (buf != NULL) | |
| 950 { | |
| 951 attrentry_T *aep; | |
| 952 PangoAttribute *attr; | |
| 953 guicolor_T pixel; | |
| 954 GdkColor color = { 0, 0, 0, 0 }; | |
| 955 | |
| 956 /* Look up the RGB values of the SpecialKey foreground color. */ | |
| 957 aep = syn_gui_attr2entry(hl_attr(HLF_8)); | |
| 958 pixel = (aep != NULL) ? aep->ae_u.gui.fg_color : INVALCOLOR; | |
| 959 if (pixel != INVALCOLOR) | |
| 960 gdk_colormap_query_color(gtk_widget_get_colormap(gui.drawarea), | |
| 961 (unsigned long)pixel, &color); | |
| 962 | |
| 963 pdest = buf; | |
| 944 | 964 p = text; |
| 7 | 965 while (*p != NUL) |
| 966 { | |
| 967 /* Be quick for ASCII */ | |
| 968 if ((*p & 0x80) == 0 && !IS_NONPRINTABLE(*p)) | |
| 969 { | |
| 970 *pdest++ = *p++; | |
| 971 } | |
| 972 else | |
| 973 { | |
| 474 | 974 charlen = utf_ptr2len(p); |
| 7 | 975 uc = utf_ptr2char(p); |
| 976 | |
| 977 if (charlen != utf_char2len(uc)) | |
| 978 charlen = 1; /* reject overlong sequences */ | |
| 979 | |
| 980 if (charlen == 1 || uc < 0xa0 || !utf_printable(uc)) | |
| 981 { | |
| 982 int outlen; | |
| 983 | |
| 984 /* Careful: we can't just use transchar_byte() here, | |
| 985 * since 'encoding' is not necessarily set to "utf-8". */ | |
| 986 if (*p & 0x80 && charlen == 1) | |
| 987 { | |
| 988 transchar_hex(pdest, *p); /* <xx> */ | |
| 989 outlen = 4; | |
| 990 } | |
| 991 else if (uc >= 0x80) | |
| 992 { | |
| 993 /* Note: we assume here that utf_printable() doesn't | |
| 994 * care about characters outside the BMP. */ | |
| 995 transchar_hex(pdest, uc); /* <xx> or <xxxx> */ | |
| 996 outlen = (uc < 0x100) ? 4 : 6; | |
| 997 } | |
| 998 else | |
| 999 { | |
| 1000 transchar_nonprint(pdest, *p); /* ^X */ | |
| 1001 outlen = 2; | |
| 1002 } | |
| 1003 if (pixel != INVALCOLOR) | |
| 1004 { | |
| 1005 attr = pango_attr_foreground_new( | |
| 1006 color.red, color.green, color.blue); | |
| 1007 attr->start_index = pdest - buf; | |
| 1008 attr->end_index = pdest - buf + outlen; | |
| 1009 pango_attr_list_insert(attr_list, attr); | |
| 1010 } | |
| 1011 pdest += outlen; | |
| 1012 p += charlen; | |
| 1013 } | |
| 1014 else | |
| 1015 { | |
| 1016 do | |
| 1017 *pdest++ = *p++; | |
| 1018 while (--charlen != 0); | |
| 1019 } | |
| 1020 } | |
| 1021 } | |
| 1022 *pdest = NUL; | |
| 1023 } | |
| 1024 | |
| 1025 vim_free(convbuf); | |
| 1026 | |
| 1027 gtk_label_set_text(label, (const char *)buf); | |
| 1028 vim_free(buf); | |
| 1029 | |
| 1030 gtk_label_set_attributes(label, attr_list); | |
| 1031 pango_attr_list_unref(attr_list); | |
| 1032 } | |
|
2275
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Remove the old and not well supported GTK 1 code. (James Vega)
Bram Moolenaar <bram@vim.org>
parents:
2251
diff
changeset
|
1033 # undef IS_NONPRINTABLE |
| 7 | 1034 |
| 1035 /* | |
| 1036 * Draw a balloon. | |
| 1037 */ | |
| 1038 static void | |
| 1039 drawBalloon(BalloonEval *beval) | |
| 1040 { | |
| 1041 if (beval->msg != NULL) | |
| 1042 { | |
| 1043 GtkRequisition requisition; | |
| 1044 int screen_w; | |
| 1045 int screen_h; | |
| 1046 int x; | |
| 1047 int y; | |
| 1048 int x_offset = EVAL_OFFSET_X; | |
| 1049 int y_offset = EVAL_OFFSET_Y; | |
| 1050 PangoLayout *layout; | |
| 1051 # ifdef HAVE_GTK_MULTIHEAD | |
| 1052 GdkScreen *screen; | |
| 1053 | |
| 1054 screen = gtk_widget_get_screen(beval->target); | |
| 1055 gtk_window_set_screen(GTK_WINDOW(beval->balloonShell), screen); | |
| 1056 screen_w = gdk_screen_get_width(screen); | |
| 1057 screen_h = gdk_screen_get_height(screen); | |
| 1058 # else | |
| 1059 screen_w = gdk_screen_width(); | |
| 1060 screen_h = gdk_screen_height(); | |
| 1061 # endif | |
| 1062 gtk_widget_ensure_style(beval->balloonShell); | |
| 1063 gtk_widget_ensure_style(beval->balloonLabel); | |
| 1064 | |
| 1065 set_printable_label_text(GTK_LABEL(beval->balloonLabel), beval->msg); | |
| 1066 /* | |
| 1067 * Dirty trick: Enable wrapping mode on the label's layout behind its | |
| 1068 * back. This way GtkLabel won't try to constrain the wrap width to a | |
| 1069 * builtin maximum value of about 65 Latin characters. | |
| 1070 */ | |
| 1071 layout = gtk_label_get_layout(GTK_LABEL(beval->balloonLabel)); | |
|
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Remove the old and not well supported GTK 1 code. (James Vega)
Bram Moolenaar <bram@vim.org>
parents:
2251
diff
changeset
|
1072 # ifdef PANGO_WRAP_WORD_CHAR |
| 7 | 1073 pango_layout_set_wrap(layout, PANGO_WRAP_WORD_CHAR); |
|
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Remove the old and not well supported GTK 1 code. (James Vega)
Bram Moolenaar <bram@vim.org>
parents:
2251
diff
changeset
|
1074 # else |
| 7 | 1075 pango_layout_set_wrap(layout, PANGO_WRAP_WORD); |
|
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Bram Moolenaar <bram@vim.org>
parents:
2251
diff
changeset
|
1076 # endif |
| 7 | 1077 pango_layout_set_width(layout, |
| 1078 /* try to come up with some reasonable width */ | |
| 1079 PANGO_SCALE * CLAMP(gui.num_cols * gui.char_width, | |
| 1080 screen_w / 2, | |
| 1081 MAX(20, screen_w - 20))); | |
| 1082 | |
| 1083 /* Calculate the balloon's width and height. */ | |
| 1084 gtk_widget_size_request(beval->balloonShell, &requisition); | |
| 1085 | |
| 1086 /* Compute position of the balloon area */ | |
| 1087 gdk_window_get_origin(beval->target->window, &x, &y); | |
| 1088 x += beval->x; | |
| 1089 y += beval->y; | |
| 1090 | |
| 1091 /* Get out of the way of the mouse pointer */ | |
| 1092 if (x + x_offset + requisition.width > screen_w) | |
| 1093 y_offset += 15; | |
| 1094 if (y + y_offset + requisition.height > screen_h) | |
| 1095 y_offset = -requisition.height - EVAL_OFFSET_Y; | |
| 1096 | |
| 1097 /* Sanitize values */ | |
| 1098 x = CLAMP(x + x_offset, 0, MAX(0, screen_w - requisition.width)); | |
| 1099 y = CLAMP(y + y_offset, 0, MAX(0, screen_h - requisition.height)); | |
| 1100 | |
| 1101 /* Show the balloon */ | |
| 1102 gtk_widget_set_uposition(beval->balloonShell, x, y); | |
| 1103 gtk_widget_show(beval->balloonShell); | |
| 1104 | |
| 1105 beval->showState = ShS_SHOWING; | |
| 1106 } | |
| 1107 } | |
| 1108 | |
| 1109 /* | |
| 1110 * Undraw a balloon. | |
| 1111 */ | |
| 1112 static void | |
| 1113 undrawBalloon(BalloonEval *beval) | |
| 1114 { | |
| 1115 if (beval->balloonShell != NULL) | |
| 1116 gtk_widget_hide(beval->balloonShell); | |
| 1117 beval->showState = ShS_NEUTRAL; | |
| 1118 } | |
| 1119 | |
| 1120 static void | |
| 1121 cancelBalloon(BalloonEval *beval) | |
| 1122 { | |
| 1123 if (beval->showState == ShS_SHOWING | |
| 1124 || beval->showState == ShS_UPDATE_PENDING) | |
| 1125 undrawBalloon(beval); | |
| 1126 | |
| 1127 if (beval->timerID != 0) | |
| 1128 { | |
| 1129 gtk_timeout_remove(beval->timerID); | |
| 1130 beval->timerID = 0; | |
| 1131 } | |
| 1132 beval->showState = ShS_NEUTRAL; | |
| 1133 } | |
| 1134 | |
| 1135 static void | |
| 1136 createBalloonEvalWindow(BalloonEval *beval) | |
| 1137 { | |
| 1138 beval->balloonShell = gtk_window_new(GTK_WINDOW_POPUP); | |
| 1139 | |
| 1140 gtk_widget_set_app_paintable(beval->balloonShell, TRUE); | |
| 1141 gtk_window_set_policy(GTK_WINDOW(beval->balloonShell), FALSE, FALSE, TRUE); | |
| 1142 gtk_widget_set_name(beval->balloonShell, "gtk-tooltips"); | |
| 1143 gtk_container_border_width(GTK_CONTAINER(beval->balloonShell), 4); | |
| 1144 | |
| 1145 gtk_signal_connect((GtkObject*)(beval->balloonShell), "expose_event", | |
| 1146 GTK_SIGNAL_FUNC(balloon_expose_event_cb), NULL); | |
| 1147 beval->balloonLabel = gtk_label_new(NULL); | |
| 1148 | |
| 1149 gtk_label_set_line_wrap(GTK_LABEL(beval->balloonLabel), FALSE); | |
| 1150 gtk_label_set_justify(GTK_LABEL(beval->balloonLabel), GTK_JUSTIFY_LEFT); | |
| 1151 gtk_misc_set_alignment(GTK_MISC(beval->balloonLabel), 0.5f, 0.5f); | |
| 1152 gtk_widget_set_name(beval->balloonLabel, "vim-balloon-label"); | |
| 1153 gtk_widget_show(beval->balloonLabel); | |
| 1154 | |
| 1155 gtk_container_add(GTK_CONTAINER(beval->balloonShell), beval->balloonLabel); | |
| 1156 } | |
| 1157 | |
| 1158 #else /* !FEAT_GUI_GTK */ | |
| 1159 | |
| 1160 /* | |
| 1161 * Draw a balloon. | |
| 1162 */ | |
| 1163 static void | |
|
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Christian Brabandt <cb@256bit.org>
parents:
7807
diff
changeset
|
1164 drawBalloon(BalloonEval *beval) |
| 7 | 1165 { |
| 1166 Dimension w; | |
| 1167 Dimension h; | |
| 1168 Position tx; | |
| 1169 Position ty; | |
| 1170 | |
| 1171 if (beval->msg != NULL) | |
| 1172 { | |
| 1173 /* Show the Balloon */ | |
| 1174 | |
| 1175 /* Calculate the label's width and height */ | |
| 1176 #ifdef FEAT_GUI_MOTIF | |
| 1177 XmString s; | |
| 1178 | |
| 1179 /* For the callback function we parse NL characters to create a | |
| 1180 * multi-line label. This doesn't work for all languages, but | |
| 1181 * XmStringCreateLocalized() doesn't do multi-line labels... */ | |
| 1182 if (beval->msgCB != NULL) | |
| 1183 s = XmStringCreateLtoR((char *)beval->msg, XmFONTLIST_DEFAULT_TAG); | |
| 1184 else | |
| 1185 s = XmStringCreateLocalized((char *)beval->msg); | |
| 1186 { | |
| 1187 XmFontList fl; | |
| 1188 | |
| 1189 fl = gui_motif_fontset2fontlist(&gui.tooltip_fontset); | |
| 6003 | 1190 if (fl == NULL) |
| 7 | 1191 { |
| 6003 | 1192 XmStringFree(s); |
| 1193 return; | |
| 7 | 1194 } |
| 6003 | 1195 XmStringExtent(fl, s, &w, &h); |
| 1196 XmFontListFree(fl); | |
| 7 | 1197 } |
| 1198 w += gui.border_offset << 1; | |
| 1199 h += gui.border_offset << 1; | |
| 1200 XtVaSetValues(beval->balloonLabel, XmNlabelString, s, NULL); | |
| 1201 XmStringFree(s); | |
| 1202 #else /* Athena */ | |
| 1203 /* Assume XtNinternational == True */ | |
| 1204 XFontSet fset; | |
| 1205 XFontSetExtents *ext; | |
| 1206 | |
| 1207 XtVaGetValues(beval->balloonLabel, XtNfontSet, &fset, NULL); | |
| 1208 ext = XExtentsOfFontSet(fset); | |
| 1209 h = ext->max_ink_extent.height; | |
| 1210 w = XmbTextEscapement(fset, | |
| 1211 (char *)beval->msg, | |
| 1212 (int)STRLEN(beval->msg)); | |
| 1213 w += gui.border_offset << 1; | |
| 1214 h += gui.border_offset << 1; | |
| 1215 XtVaSetValues(beval->balloonLabel, XtNlabel, beval->msg, NULL); | |
| 1216 #endif | |
| 1217 | |
| 1218 /* Compute position of the balloon area */ | |
| 1219 tx = beval->x_root + EVAL_OFFSET_X; | |
| 1220 ty = beval->y_root + EVAL_OFFSET_Y; | |
| 1221 if ((tx + w) > beval->screen_width) | |
| 1222 tx = beval->screen_width - w; | |
| 1223 if ((ty + h) > beval->screen_height) | |
| 1224 ty = beval->screen_height - h; | |
| 1225 #ifdef FEAT_GUI_MOTIF | |
| 1226 XtVaSetValues(beval->balloonShell, | |
| 1227 XmNx, tx, | |
| 1228 XmNy, ty, | |
| 1229 NULL); | |
| 1230 #else | |
| 1231 /* Athena */ | |
| 1232 XtVaSetValues(beval->balloonShell, | |
| 1233 XtNx, tx, | |
| 1234 XtNy, ty, | |
| 1235 NULL); | |
| 1236 #endif | |
| 1844 | 1237 /* Set tooltip colors */ |
| 1238 { | |
| 1239 Arg args[2]; | |
| 1240 | |
| 1241 #ifdef FEAT_GUI_MOTIF | |
| 1242 args[0].name = XmNbackground; | |
| 1243 args[0].value = gui.tooltip_bg_pixel; | |
| 1244 args[1].name = XmNforeground; | |
| 1245 args[1].value = gui.tooltip_fg_pixel; | |
| 1246 #else /* Athena */ | |
| 1247 args[0].name = XtNbackground; | |
| 1248 args[0].value = gui.tooltip_bg_pixel; | |
| 1249 args[1].name = XtNforeground; | |
| 1250 args[1].value = gui.tooltip_fg_pixel; | |
| 1251 #endif | |
| 1252 XtSetValues(beval->balloonLabel, &args[0], XtNumber(args)); | |
| 1253 } | |
| 7 | 1254 |
| 1255 XtPopup(beval->balloonShell, XtGrabNone); | |
| 1256 | |
| 1257 beval->showState = ShS_SHOWING; | |
| 1258 | |
| 1259 current_beval = beval; | |
| 1260 } | |
| 1261 } | |
| 1262 | |
| 1263 /* | |
| 1264 * Undraw a balloon. | |
| 1265 */ | |
| 1266 static void | |
|
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81794242a275
commit https://github.com/vim/vim/commit/66f948e928d5e0cd3123af902aa8ac1613534c94
Christian Brabandt <cb@256bit.org>
parents:
7807
diff
changeset
|
1267 undrawBalloon(BalloonEval *beval) |
| 7 | 1268 { |
| 1269 if (beval->balloonShell != (Widget)0) | |
| 1270 XtPopdown(beval->balloonShell); | |
| 1271 beval->showState = ShS_NEUTRAL; | |
| 1272 | |
| 1273 current_beval = NULL; | |
| 1274 } | |
| 1275 | |
| 1276 static void | |
|
7821
81794242a275
commit https://github.com/vim/vim/commit/66f948e928d5e0cd3123af902aa8ac1613534c94
Christian Brabandt <cb@256bit.org>
parents:
7807
diff
changeset
|
1277 cancelBalloon(BalloonEval *beval) |
| 7 | 1278 { |
| 1279 if (beval->showState == ShS_SHOWING | |
| 1280 || beval->showState == ShS_UPDATE_PENDING) | |
| 1281 undrawBalloon(beval); | |
| 1282 | |
| 1283 if (beval->timerID != (XtIntervalId)NULL) | |
| 1284 { | |
| 1285 XtRemoveTimeOut(beval->timerID); | |
| 1286 beval->timerID = (XtIntervalId)NULL; | |
| 1287 } | |
| 1288 beval->showState = ShS_NEUTRAL; | |
| 1289 } | |
| 1290 | |
| 1291 | |
| 1292 static void | |
|
7821
81794242a275
commit https://github.com/vim/vim/commit/66f948e928d5e0cd3123af902aa8ac1613534c94
Christian Brabandt <cb@256bit.org>
parents:
7807
diff
changeset
|
1293 createBalloonEvalWindow(BalloonEval *beval) |
| 7 | 1294 { |
| 1295 Arg args[12]; | |
| 1296 int n; | |
| 1297 | |
| 1298 n = 0; | |
| 1299 #ifdef FEAT_GUI_MOTIF | |
| 1300 XtSetArg(args[n], XmNallowShellResize, True); n++; | |
| 1301 beval->balloonShell = XtAppCreateShell("balloonEval", "BalloonEval", | |
| 1302 overrideShellWidgetClass, gui.dpy, args, n); | |
| 1303 #else | |
| 1304 /* Athena */ | |
| 1305 XtSetArg(args[n], XtNallowShellResize, True); n++; | |
| 1306 beval->balloonShell = XtAppCreateShell("balloonEval", "BalloonEval", | |
| 1307 overrideShellWidgetClass, gui.dpy, args, n); | |
| 1308 #endif | |
| 1309 | |
| 1310 n = 0; | |
| 1311 #ifdef FEAT_GUI_MOTIF | |
| 1312 { | |
| 1313 XmFontList fl; | |
| 1314 | |
| 1315 fl = gui_motif_fontset2fontlist(&gui.tooltip_fontset); | |
| 1316 XtSetArg(args[n], XmNforeground, gui.tooltip_fg_pixel); n++; | |
| 1317 XtSetArg(args[n], XmNbackground, gui.tooltip_bg_pixel); n++; | |
| 1318 XtSetArg(args[n], XmNfontList, fl); n++; | |
| 1319 XtSetArg(args[n], XmNalignment, XmALIGNMENT_BEGINNING); n++; | |
| 1320 beval->balloonLabel = XtCreateManagedWidget("balloonLabel", | |
| 1321 xmLabelWidgetClass, beval->balloonShell, args, n); | |
| 1322 } | |
| 1323 #else /* FEAT_GUI_ATHENA */ | |
| 1324 XtSetArg(args[n], XtNforeground, gui.tooltip_fg_pixel); n++; | |
| 1325 XtSetArg(args[n], XtNbackground, gui.tooltip_bg_pixel); n++; | |
| 1326 XtSetArg(args[n], XtNinternational, True); n++; | |
| 1327 XtSetArg(args[n], XtNfontSet, gui.tooltip_fontset); n++; | |
| 1328 beval->balloonLabel = XtCreateManagedWidget("balloonLabel", | |
| 1329 labelWidgetClass, beval->balloonShell, args, n); | |
| 1330 #endif | |
| 1331 } | |
| 1332 | |
| 1333 #endif /* !FEAT_GUI_GTK */ | |
| 1334 #endif /* !FEAT_GUI_W32 */ | |
| 1335 | |
| 1336 #endif /* FEAT_BEVAL */ |