Mercurial > vim
annotate src/gui_beval.c @ 12477:68d7bc045dbe v8.0.1118
patch 8.0.1118: FEAT_WINDOWS adds a lot of #ifdefs
commit https://github.com/vim/vim/commit/4033c55eca575777718c0701e26635a0cc47d907
Author: Bram Moolenaar <Bram@vim.org>
Date: Sat Sep 16 20:54:51 2017 +0200
patch 8.0.1118: FEAT_WINDOWS adds a lot of #ifdefs
Problem: FEAT_WINDOWS adds a lot of #ifdefs while it is nearly always
enabled and only adds 7% to the binary size of the tiny build.
Solution: Graduate FEAT_WINDOWS.
| author | Christian Brabandt <cb@256bit.org> |
|---|---|
| date | Sat, 16 Sep 2017 21:00:06 +0200 |
| parents | 2c020bc30f62 |
| children | 972ea22c946f |
| rev | line source |
|---|---|
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1 /* vi:set ts=8 sts=4 sw=4 noet: |
| 7 | 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; |
| 192 | 32 win_T *cw; |
| 640 | 33 #endif |
| 865 | 34 static int recursive = FALSE; |
| 192 | 35 |
| 36 /* Don't do anything when 'ballooneval' is off, messages scrolled the | |
| 37 * windows up or we have no beval area. */ | |
| 38 if (!p_beval || balloonEval == NULL || msg_scrolled > 0) | |
| 39 return; | |
| 40 | |
| 865 | 41 /* Don't do this recursively. Happens when the expression evaluation |
| 42 * takes a long time and invokes something that checks for CTRL-C typed. */ | |
| 43 if (recursive) | |
| 44 return; | |
| 45 recursive = TRUE; | |
| 46 | |
| 192 | 47 #ifdef FEAT_EVAL |
| 791 | 48 if (get_beval_info(balloonEval, TRUE, &wp, &lnum, &text, &col) == OK) |
| 192 | 49 { |
| 791 | 50 bexpr = (*wp->w_buffer->b_p_bexpr == NUL) ? p_bexpr |
| 51 : wp->w_buffer->b_p_bexpr; | |
| 52 if (*bexpr != NUL) | |
| 53 { | |
| 54 /* Convert window pointer to number. */ | |
| 55 for (cw = firstwin; cw != wp; cw = cw->w_next) | |
| 56 ++winnr; | |
| 192 | 57 |
| 791 | 58 set_vim_var_nr(VV_BEVAL_BUFNR, (long)wp->w_buffer->b_fnum); |
| 59 set_vim_var_nr(VV_BEVAL_WINNR, winnr); | |
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60 set_vim_var_nr(VV_BEVAL_WINID, wp->w_id); |
| 791 | 61 set_vim_var_nr(VV_BEVAL_LNUM, (long)lnum); |
| 62 set_vim_var_nr(VV_BEVAL_COL, (long)(col + 1)); | |
| 63 set_vim_var_string(VV_BEVAL_TEXT, text, -1); | |
| 64 vim_free(text); | |
| 634 | 65 |
| 791 | 66 /* |
| 67 * Temporarily change the curbuf, so that we can determine whether | |
| 1228 | 68 * the buffer-local balloonexpr option was set insecurely. |
| 791 | 69 */ |
| 70 save_curbuf = curbuf; | |
| 71 curbuf = wp->w_buffer; | |
| 72 use_sandbox = was_set_insecurely((char_u *)"balloonexpr", | |
| 73 *curbuf->b_p_bexpr == NUL ? 0 : OPT_LOCAL); | |
| 74 curbuf = save_curbuf; | |
| 75 if (use_sandbox) | |
| 76 ++sandbox; | |
| 77 ++textlock; | |
| 634 | 78 |
| 791 | 79 vim_free(result); |
| 80 result = eval_to_string(bexpr, NULL, TRUE); | |
| 81 | |
| 6297 | 82 /* Remove one trailing newline, it is added when the result was a |
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83 * list and it's hardly ever useful. If the user really wants a |
| 6297 | 84 * trailing newline he can add two and one remains. */ |
| 85 if (result != NULL) | |
| 86 { | |
| 87 len = STRLEN(result); | |
| 88 if (len > 0 && result[len - 1] == NL) | |
| 89 result[len - 1] = NUL; | |
| 90 } | |
| 91 | |
| 791 | 92 if (use_sandbox) |
| 93 --sandbox; | |
| 94 --textlock; | |
| 192 | 95 |
| 791 | 96 set_vim_var_string(VV_BEVAL_TEXT, NULL, -1); |
| 97 if (result != NULL && result[0] != NUL) | |
| 98 { | |
| 99 gui_mch_post_balloon(beval, result); | |
| 865 | 100 recursive = FALSE; |
| 791 | 101 return; |
| 102 } | |
| 192 | 103 } |
| 104 } | |
| 105 #endif | |
| 106 #ifdef FEAT_NETBEANS_INTG | |
| 107 if (bevalServers & BEVAL_NETBEANS) | |
| 108 netbeans_beval_cb(beval, state); | |
| 109 #endif | |
| 110 #ifdef FEAT_SUN_WORKSHOP | |
| 111 if (bevalServers & BEVAL_WORKSHOP) | |
| 112 workshop_beval_cb(beval, state); | |
| 113 #endif | |
| 865 | 114 |
| 115 recursive = FALSE; | |
| 192 | 116 } |
| 117 | |
| 118 /* on Win32 only get_beval_info() is required */ | |
| 7 | 119 #if !defined(FEAT_GUI_W32) || defined(PROTO) |
| 120 | |
| 121 #ifdef FEAT_GUI_GTK | |
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122 # if GTK_CHECK_VERSION(3,0,0) |
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123 # include <gdk/gdkkeysyms-compat.h> |
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124 # else |
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125 # include <gdk/gdkkeysyms.h> |
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126 # endif |
| 7 | 127 # include <gtk/gtk.h> |
| 128 #else | |
| 129 # include <X11/keysym.h> | |
| 130 # ifdef FEAT_GUI_MOTIF | |
| 131 # include <Xm/PushB.h> | |
| 132 # include <Xm/Separator.h> | |
| 133 # include <Xm/List.h> | |
| 134 # include <Xm/Label.h> | |
| 135 # include <Xm/AtomMgr.h> | |
| 136 # include <Xm/Protocols.h> | |
| 137 # else | |
| 138 /* Assume Athena */ | |
| 139 # include <X11/Shell.h> | |
| 680 | 140 # ifdef FEAT_GUI_NEXTAW |
| 141 # include <X11/neXtaw/Label.h> | |
| 142 # else | |
| 143 # include <X11/Xaw/Label.h> | |
| 144 # endif | |
| 7 | 145 # endif |
| 146 #endif | |
| 147 | |
| 148 #include "gui_beval.h" | |
| 149 | |
| 150 #ifndef FEAT_GUI_GTK | |
| 151 extern Widget vimShell; | |
| 152 | |
| 153 /* | |
| 154 * Currently, we assume that there can be only one BalloonEval showing | |
| 155 * on-screen at any given moment. This variable will hold the currently | |
| 156 * showing BalloonEval or NULL if none is showing. | |
| 157 */ | |
| 158 static BalloonEval *current_beval = NULL; | |
| 159 #endif | |
| 160 | |
| 161 #ifdef FEAT_GUI_GTK | |
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162 static void addEventHandler(GtkWidget *, BalloonEval *); |
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163 static void removeEventHandler(BalloonEval *); |
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164 static gint target_event_cb(GtkWidget *, GdkEvent *, gpointer); |
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165 static gint mainwin_event_cb(GtkWidget *, GdkEvent *, gpointer); |
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166 static void pointer_event(BalloonEval *, int, int, unsigned); |
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167 static void key_event(BalloonEval *, unsigned, int); |
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168 # if GTK_CHECK_VERSION(3,0,0) |
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169 static gboolean timeout_cb(gpointer); |
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170 # else |
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171 static gint timeout_cb(gpointer); |
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172 # endif |
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173 # if GTK_CHECK_VERSION(3,0,0) |
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174 static gboolean balloon_draw_event_cb (GtkWidget *, cairo_t *, gpointer); |
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175 # else |
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176 static gint balloon_expose_event_cb (GtkWidget *, GdkEventExpose *, gpointer); |
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177 # endif |
| 7 | 178 #else |
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179 static void addEventHandler(Widget, BalloonEval *); |
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180 static void removeEventHandler(BalloonEval *); |
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181 static void pointerEventEH(Widget, XtPointer, XEvent *, Boolean *); |
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182 static void pointerEvent(BalloonEval *, XEvent *); |
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183 static void timerRoutine(XtPointer, XtIntervalId *); |
| 7 | 184 #endif |
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185 static void cancelBalloon(BalloonEval *); |
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186 static void requestBalloon(BalloonEval *); |
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187 static void drawBalloon(BalloonEval *); |
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188 static void undrawBalloon(BalloonEval *beval); |
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189 static void createBalloonEvalWindow(BalloonEval *); |
| 7 | 190 |
| 191 | |
| 192 | |
| 193 /* | |
| 194 * Create a balloon-evaluation area for a Widget. | |
| 195 * There can be either a "mesg" for a fixed string or "mesgCB" to generate a | |
| 196 * message by calling this callback function. | |
| 197 * When "mesg" is not NULL it must remain valid for as long as the balloon is | |
| 198 * used. It is not freed here. | |
| 199 * Returns a pointer to the resulting object (NULL when out of memory). | |
| 200 */ | |
| 201 BalloonEval * | |
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202 gui_mch_create_beval_area( |
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203 void *target, |
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204 char_u *mesg, |
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205 void (*mesgCB)(BalloonEval *, int), |
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206 void *clientData) |
| 7 | 207 { |
| 208 #ifndef FEAT_GUI_GTK | |
| 209 char *display_name; /* get from gui.dpy */ | |
| 210 int screen_num; | |
| 211 char *p; | |
| 212 #endif | |
| 213 BalloonEval *beval; | |
| 214 | |
| 215 if (mesg != NULL && mesgCB != NULL) | |
| 216 { | |
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217 IEMSG(_("E232: Cannot create BalloonEval with both message and callback")); |
| 7 | 218 return NULL; |
| 219 } | |
| 220 | |
| 221 beval = (BalloonEval *)alloc(sizeof(BalloonEval)); | |
| 222 if (beval != NULL) | |
| 223 { | |
| 224 #ifdef FEAT_GUI_GTK | |
| 225 beval->target = GTK_WIDGET(target); | |
| 226 beval->balloonShell = NULL; | |
| 227 beval->timerID = 0; | |
| 228 #else | |
| 229 beval->target = (Widget)target; | |
| 230 beval->balloonShell = NULL; | |
| 231 beval->timerID = (XtIntervalId)NULL; | |
| 232 beval->appContext = XtWidgetToApplicationContext((Widget)target); | |
| 233 #endif | |
| 234 beval->showState = ShS_NEUTRAL; | |
| 235 beval->x = 0; | |
| 236 beval->y = 0; | |
| 237 beval->msg = mesg; | |
| 238 beval->msgCB = mesgCB; | |
| 239 beval->clientData = clientData; | |
| 240 | |
| 241 /* | |
| 242 * Set up event handler which will keep its eyes on the pointer, | |
| 243 * and when the pointer rests in a certain spot for a given time | |
| 244 * interval, show the beval. | |
| 245 */ | |
| 246 addEventHandler(beval->target, beval); | |
| 247 createBalloonEvalWindow(beval); | |
| 248 | |
| 249 #ifndef FEAT_GUI_GTK | |
| 250 /* | |
| 251 * Now create and save the screen width and height. Used in drawing. | |
| 252 */ | |
| 253 display_name = DisplayString(gui.dpy); | |
| 254 p = strrchr(display_name, '.'); | |
| 255 if (p != NULL) | |
| 256 screen_num = atoi(++p); | |
| 257 else | |
| 258 screen_num = 0; | |
| 259 beval->screen_width = DisplayWidth(gui.dpy, screen_num); | |
| 260 beval->screen_height = DisplayHeight(gui.dpy, screen_num); | |
| 261 #endif | |
| 262 } | |
| 263 | |
| 264 return beval; | |
| 265 } | |
| 266 | |
| 267 #if defined(FEAT_BEVAL_TIP) || defined(PROTO) | |
| 268 /* | |
| 1228 | 269 * Destroy a balloon-eval and free its associated memory. |
| 7 | 270 */ |
| 271 void | |
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272 gui_mch_destroy_beval_area(BalloonEval *beval) |
| 7 | 273 { |
| 274 cancelBalloon(beval); | |
| 275 removeEventHandler(beval); | |
| 276 /* Children will automatically be destroyed */ | |
| 277 # ifdef FEAT_GUI_GTK | |
| 278 gtk_widget_destroy(beval->balloonShell); | |
| 279 # else | |
| 280 XtDestroyWidget(beval->balloonShell); | |
| 281 # endif | |
| 282 vim_free(beval); | |
| 283 } | |
| 284 #endif | |
| 285 | |
| 286 void | |
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287 gui_mch_enable_beval_area(BalloonEval *beval) |
| 7 | 288 { |
| 289 if (beval != NULL) | |
| 290 addEventHandler(beval->target, beval); | |
| 291 } | |
| 292 | |
| 293 void | |
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294 gui_mch_disable_beval_area(BalloonEval *beval) |
| 7 | 295 { |
| 296 if (beval != NULL) | |
| 297 removeEventHandler(beval); | |
| 298 } | |
| 299 | |
| 300 #if defined(FEAT_BEVAL_TIP) || defined(PROTO) | |
| 301 /* | |
| 302 * This function returns the BalloonEval * associated with the currently | |
| 303 * displayed tooltip. Returns NULL if there is no tooltip currently showing. | |
| 304 * | |
| 305 * Assumption: Only one tooltip can be shown at a time. | |
| 306 */ | |
| 307 BalloonEval * | |
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308 gui_mch_currently_showing_beval(void) |
| 7 | 309 { |
| 310 return current_beval; | |
| 311 } | |
| 312 #endif | |
| 313 #endif /* !FEAT_GUI_W32 */ | |
| 314 | |
| 192 | 315 #if defined(FEAT_SUN_WORKSHOP) || defined(FEAT_NETBEANS_INTG) \ |
| 316 || defined(FEAT_EVAL) || defined(PROTO) | |
| 7 | 317 /* |
| 318 * Get the text and position to be evaluated for "beval". | |
| 192 | 319 * If "getword" is true the returned text is not the whole line but the |
| 320 * relevant word in allocated memory. | |
| 7 | 321 * Returns OK or FAIL. |
| 322 */ | |
| 323 int | |
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324 get_beval_info( |
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325 BalloonEval *beval, |
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326 int getword, |
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327 win_T **winp, |
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328 linenr_T *lnump, |
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329 char_u **textp, |
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330 int *colp) |
| 7 | 331 { |
| 332 win_T *wp; | |
| 333 int row, col; | |
| 334 char_u *lbuf; | |
| 335 linenr_T lnum; | |
| 336 | |
| 192 | 337 *textp = NULL; |
| 7 | 338 row = Y_2_ROW(beval->y); |
| 339 col = X_2_COL(beval->x); | |
| 340 wp = mouse_find_win(&row, &col); | |
| 341 if (wp != NULL && row < wp->w_height && col < W_WIDTH(wp)) | |
| 342 { | |
| 343 /* Found a window and the cursor is in the text. Now find the line | |
| 344 * number. */ | |
| 345 if (!mouse_comp_pos(wp, &row, &col, &lnum)) | |
| 346 { | |
| 347 /* Not past end of the file. */ | |
| 348 lbuf = ml_get_buf(wp->w_buffer, lnum, FALSE); | |
| 349 if (col <= win_linetabsize(wp, lbuf, (colnr_T)MAXCOL)) | |
| 350 { | |
| 351 /* Not past end of line. */ | |
| 192 | 352 if (getword) |
| 7 | 353 { |
| 354 /* For Netbeans we get the relevant part of the line | |
| 355 * instead of the whole line. */ | |
| 356 int len; | |
| 357 pos_T *spos = NULL, *epos = NULL; | |
| 358 | |
| 359 if (VIsual_active) | |
| 360 { | |
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361 if (LT_POS(VIsual, curwin->w_cursor)) |
| 7 | 362 { |
| 363 spos = &VIsual; | |
| 364 epos = &curwin->w_cursor; | |
| 365 } | |
| 366 else | |
| 367 { | |
| 368 spos = &curwin->w_cursor; | |
| 369 epos = &VIsual; | |
| 370 } | |
| 371 } | |
| 372 | |
| 3877 | 373 col = vcol2col(wp, lnum, col); |
| 7 | 374 |
| 375 if (VIsual_active | |
| 376 && wp->w_buffer == curwin->w_buffer | |
| 377 && (lnum == spos->lnum | |
| 378 ? col >= (int)spos->col | |
| 379 : lnum > spos->lnum) | |
| 380 && (lnum == epos->lnum | |
| 381 ? col <= (int)epos->col | |
| 382 : lnum < epos->lnum)) | |
| 383 { | |
| 384 /* Visual mode and pointing to the line with the | |
| 385 * Visual selection: return selected text, with a | |
| 386 * maximum of one line. */ | |
| 387 if (spos->lnum != epos->lnum || spos->col == epos->col) | |
| 388 return FAIL; | |
| 389 | |
| 390 lbuf = ml_get_buf(curwin->w_buffer, VIsual.lnum, FALSE); | |
| 3877 | 391 len = epos->col - spos->col; |
| 392 if (*p_sel != 'e') | |
| 393 len += MB_PTR2LEN(lbuf + epos->col); | |
| 394 lbuf = vim_strnsave(lbuf + spos->col, len); | |
| 7 | 395 lnum = spos->lnum; |
| 396 col = spos->col; | |
| 397 } | |
| 398 else | |
| 399 { | |
| 400 /* Find the word under the cursor. */ | |
| 401 ++emsg_off; | |
| 402 len = find_ident_at_pos(wp, lnum, (colnr_T)col, &lbuf, | |
| 403 FIND_IDENT + FIND_STRING + FIND_EVAL); | |
| 404 --emsg_off; | |
| 405 if (len == 0) | |
| 406 return FAIL; | |
| 407 lbuf = vim_strnsave(lbuf, len); | |
| 408 } | |
| 409 } | |
| 192 | 410 |
| 411 *winp = wp; | |
| 412 *lnump = lnum; | |
| 413 *textp = lbuf; | |
| 414 *colp = col; | |
| 7 | 415 beval->ts = wp->w_buffer->b_p_ts; |
| 416 return OK; | |
| 417 } | |
| 418 } | |
| 419 } | |
| 420 | |
| 421 return FAIL; | |
| 422 } | |
| 423 | |
| 424 # if !defined(FEAT_GUI_W32) || defined(PROTO) | |
| 425 | |
| 426 /* | |
| 427 * Show a balloon with "mesg". | |
| 428 */ | |
| 429 void | |
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430 gui_mch_post_balloon(BalloonEval *beval, char_u *mesg) |
| 7 | 431 { |
| 432 beval->msg = mesg; | |
| 433 if (mesg != NULL) | |
| 434 drawBalloon(beval); | |
| 435 else | |
| 436 undrawBalloon(beval); | |
| 437 } | |
| 438 # endif /* FEAT_GUI_W32 */ | |
| 439 #endif /* FEAT_SUN_WORKSHOP || FEAT_NETBEANS_INTG || PROTO */ | |
| 440 | |
| 441 #if !defined(FEAT_GUI_W32) || defined(PROTO) | |
| 442 #if defined(FEAT_BEVAL_TIP) || defined(PROTO) | |
| 443 /* | |
| 444 * Hide the given balloon. | |
| 445 */ | |
| 446 void | |
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447 gui_mch_unpost_balloon(BalloonEval *beval) |
| 7 | 448 { |
| 449 undrawBalloon(beval); | |
| 450 } | |
| 451 #endif | |
| 452 | |
| 453 #ifdef FEAT_GUI_GTK | |
| 454 /* | |
| 455 * We can unconditionally use ANSI-style prototypes here since | |
| 456 * GTK+ requires an ANSI C compiler anyway. | |
| 457 */ | |
| 458 static void | |
| 459 addEventHandler(GtkWidget *target, BalloonEval *beval) | |
| 460 { | |
| 461 /* | |
| 462 * Connect to the generic "event" signal instead of the individual | |
| 463 * signals for each event type, because the former is emitted earlier. | |
| 464 * This allows us to catch events independently of the signal handlers | |
| 465 * in gui_gtk_x11.c. | |
| 466 */ | |
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467 # if GTK_CHECK_VERSION(3,0,0) |
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468 g_signal_connect(G_OBJECT(target), "event", |
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469 G_CALLBACK(target_event_cb), |
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470 beval); |
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471 # else |
| 7 | 472 /* Should use GTK_OBJECT() here, but that causes a lint warning... */ |
| 473 gtk_signal_connect((GtkObject*)(target), "event", | |
| 474 GTK_SIGNAL_FUNC(target_event_cb), | |
| 475 beval); | |
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476 # endif |
| 7 | 477 /* |
| 478 * Nasty: Key press events go to the main window thus the drawing area | |
| 479 * will never see them. This means we have to connect to the main window | |
| 480 * as well in order to catch those events. | |
| 481 */ | |
| 482 if (gtk_socket_id == 0 && gui.mainwin != NULL | |
| 483 && gtk_widget_is_ancestor(target, gui.mainwin)) | |
| 484 { | |
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485 # if GTK_CHECK_VERSION(3,0,0) |
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486 g_signal_connect(G_OBJECT(gui.mainwin), "event", |
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487 G_CALLBACK(mainwin_event_cb), |
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488 beval); |
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489 # else |
| 7 | 490 gtk_signal_connect((GtkObject*)(gui.mainwin), "event", |
| 491 GTK_SIGNAL_FUNC(mainwin_event_cb), | |
| 492 beval); | |
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493 # endif |
| 7 | 494 } |
| 495 } | |
| 496 | |
| 497 static void | |
| 498 removeEventHandler(BalloonEval *beval) | |
| 499 { | |
| 137 | 500 /* LINTED: avoid warning: dubious operation on enum */ |
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501 # if GTK_CHECK_VERSION(3,0,0) |
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502 g_signal_handlers_disconnect_by_func(G_OBJECT(beval->target), |
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503 FUNC2GENERIC(target_event_cb), |
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504 beval); |
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505 # else |
| 7 | 506 gtk_signal_disconnect_by_func((GtkObject*)(beval->target), |
| 507 GTK_SIGNAL_FUNC(target_event_cb), | |
| 508 beval); | |
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509 # endif |
| 7 | 510 |
| 511 if (gtk_socket_id == 0 && gui.mainwin != NULL | |
| 512 && gtk_widget_is_ancestor(beval->target, gui.mainwin)) | |
| 513 { | |
| 137 | 514 /* LINTED: avoid warning: dubious operation on enum */ |
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515 # if GTK_CHECK_VERSION(3,0,0) |
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516 g_signal_handlers_disconnect_by_func(G_OBJECT(gui.mainwin), |
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517 FUNC2GENERIC(mainwin_event_cb), |
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518 beval); |
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519 # else |
| 7 | 520 gtk_signal_disconnect_by_func((GtkObject*)(gui.mainwin), |
| 521 GTK_SIGNAL_FUNC(mainwin_event_cb), | |
| 522 beval); | |
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523 # endif |
| 7 | 524 } |
| 525 } | |
| 526 | |
| 527 static gint | |
| 528 target_event_cb(GtkWidget *widget, GdkEvent *event, gpointer data) | |
| 529 { | |
| 530 BalloonEval *beval = (BalloonEval *)data; | |
| 531 | |
| 532 switch (event->type) | |
| 533 { | |
| 534 case GDK_ENTER_NOTIFY: | |
| 535 pointer_event(beval, (int)event->crossing.x, | |
| 536 (int)event->crossing.y, | |
| 537 event->crossing.state); | |
| 538 break; | |
| 539 case GDK_MOTION_NOTIFY: | |
| 540 if (event->motion.is_hint) | |
| 541 { | |
| 542 int x; | |
| 543 int y; | |
| 544 GdkModifierType state; | |
| 545 /* | |
| 546 * GDK_POINTER_MOTION_HINT_MASK is set, thus we cannot obtain | |
| 547 * the coordinates from the GdkEventMotion struct directly. | |
| 548 */ | |
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549 # if GTK_CHECK_VERSION(3,0,0) |
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550 { |
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551 GdkWindow * const win = gtk_widget_get_window(widget); |
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552 GdkDisplay * const dpy = gdk_window_get_display(win); |
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553 # if GTK_CHECK_VERSION(3,20,0) |
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554 GdkSeat * const seat = gdk_display_get_default_seat(dpy); |
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555 GdkDevice * const dev = gdk_seat_get_pointer(seat); |
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556 # else |
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557 GdkDeviceManager * const mngr = gdk_display_get_device_manager(dpy); |
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558 GdkDevice * const dev = gdk_device_manager_get_client_pointer(mngr); |
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559 # endif |
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560 gdk_window_get_device_position(win, dev , &x, &y, &state); |
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561 } |
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562 # else |
| 7 | 563 gdk_window_get_pointer(widget->window, &x, &y, &state); |
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564 # endif |
| 7 | 565 pointer_event(beval, x, y, (unsigned int)state); |
| 566 } | |
| 567 else | |
| 568 { | |
| 569 pointer_event(beval, (int)event->motion.x, | |
| 570 (int)event->motion.y, | |
| 571 event->motion.state); | |
| 572 } | |
| 573 break; | |
| 574 case GDK_LEAVE_NOTIFY: | |
| 575 /* | |
| 576 * Ignore LeaveNotify events that are not "normal". | |
| 577 * Apparently we also get it when somebody else grabs focus. | |
| 578 */ | |
| 579 if (event->crossing.mode == GDK_CROSSING_NORMAL) | |
| 580 cancelBalloon(beval); | |
| 581 break; | |
| 582 case GDK_BUTTON_PRESS: | |
| 583 case GDK_SCROLL: | |
| 584 cancelBalloon(beval); | |
| 585 break; | |
| 586 case GDK_KEY_PRESS: | |
| 587 key_event(beval, event->key.keyval, TRUE); | |
| 588 break; | |
| 589 case GDK_KEY_RELEASE: | |
| 590 key_event(beval, event->key.keyval, FALSE); | |
| 591 break; | |
| 592 default: | |
| 593 break; | |
| 594 } | |
| 595 | |
| 596 return FALSE; /* continue emission */ | |
| 597 } | |
| 598 | |
| 599 static gint | |
| 1884 | 600 mainwin_event_cb(GtkWidget *widget UNUSED, GdkEvent *event, gpointer data) |
| 7 | 601 { |
| 602 BalloonEval *beval = (BalloonEval *)data; | |
| 603 | |
| 604 switch (event->type) | |
| 605 { | |
| 606 case GDK_KEY_PRESS: | |
| 607 key_event(beval, event->key.keyval, TRUE); | |
| 608 break; | |
| 609 case GDK_KEY_RELEASE: | |
| 610 key_event(beval, event->key.keyval, FALSE); | |
| 611 break; | |
| 612 default: | |
| 613 break; | |
| 614 } | |
| 615 | |
| 616 return FALSE; /* continue emission */ | |
| 617 } | |
| 618 | |
| 619 static void | |
| 620 pointer_event(BalloonEval *beval, int x, int y, unsigned state) | |
| 621 { | |
| 622 int distance; | |
| 623 | |
| 624 distance = ABS(x - beval->x) + ABS(y - beval->y); | |
| 625 | |
| 626 if (distance > 4) | |
| 627 { | |
| 628 /* | |
| 629 * Moved out of the balloon location: cancel it. | |
| 630 * Remember button state | |
| 631 */ | |
| 632 beval->state = state; | |
| 633 cancelBalloon(beval); | |
| 634 | |
| 635 /* Mouse buttons are pressed - no balloon now */ | |
| 636 if (!(state & ((int)GDK_BUTTON1_MASK | (int)GDK_BUTTON2_MASK | |
| 637 | (int)GDK_BUTTON3_MASK))) | |
| 638 { | |
| 639 beval->x = x; | |
| 640 beval->y = y; | |
| 641 | |
| 642 if (state & (int)GDK_MOD1_MASK) | |
| 643 { | |
| 644 /* | |
| 645 * Alt is pressed -- enter super-evaluate-mode, | |
| 646 * where there is no time delay | |
| 647 */ | |
| 648 if (beval->msgCB != NULL) | |
| 649 { | |
| 650 beval->showState = ShS_PENDING; | |
| 651 (*beval->msgCB)(beval, state); | |
| 652 } | |
| 653 } | |
| 654 else | |
| 655 { | |
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656 # if GTK_CHECK_VERSION(3,0,0) |
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657 beval->timerID = g_timeout_add((guint)p_bdlay, |
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658 &timeout_cb, beval); |
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659 # else |
| 7 | 660 beval->timerID = gtk_timeout_add((guint32)p_bdlay, |
| 661 &timeout_cb, beval); | |
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662 # endif |
| 7 | 663 } |
| 664 } | |
| 665 } | |
| 666 } | |
| 667 | |
| 668 static void | |
| 669 key_event(BalloonEval *beval, unsigned keyval, int is_keypress) | |
| 670 { | |
| 671 if (beval->showState == ShS_SHOWING && beval->msgCB != NULL) | |
| 672 { | |
| 673 switch (keyval) | |
| 674 { | |
| 675 case GDK_Shift_L: | |
| 676 case GDK_Shift_R: | |
| 677 beval->showState = ShS_UPDATE_PENDING; | |
| 678 (*beval->msgCB)(beval, (is_keypress) | |
| 679 ? (int)GDK_SHIFT_MASK : 0); | |
| 680 break; | |
| 681 case GDK_Control_L: | |
| 682 case GDK_Control_R: | |
| 683 beval->showState = ShS_UPDATE_PENDING; | |
| 684 (*beval->msgCB)(beval, (is_keypress) | |
| 685 ? (int)GDK_CONTROL_MASK : 0); | |
| 686 break; | |
| 687 default: | |
| 667 | 688 /* Don't do this for key release, we apparently get these with |
| 689 * focus changes in some GTK version. */ | |
| 690 if (is_keypress) | |
| 691 cancelBalloon(beval); | |
| 7 | 692 break; |
| 693 } | |
| 694 } | |
| 695 else | |
| 696 cancelBalloon(beval); | |
| 697 } | |
| 698 | |
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699 # if GTK_CHECK_VERSION(3,0,0) |
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700 static gboolean |
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701 # else |
| 7 | 702 static gint |
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703 # endif |
| 7 | 704 timeout_cb(gpointer data) |
| 705 { | |
| 706 BalloonEval *beval = (BalloonEval *)data; | |
| 707 | |
| 708 beval->timerID = 0; | |
| 709 /* | |
| 710 * If the timer event happens then the mouse has stopped long enough for | |
| 711 * a request to be started. The request will only send to the debugger if | |
| 712 * there the mouse is pointing at real data. | |
| 713 */ | |
| 714 requestBalloon(beval); | |
| 715 | |
| 716 return FALSE; /* don't call me again */ | |
| 717 } | |
| 718 | |
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719 # if GTK_CHECK_VERSION(3,0,0) |
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720 static gboolean |
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721 balloon_draw_event_cb(GtkWidget *widget, |
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722 cairo_t *cr, |
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723 gpointer data UNUSED) |
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724 { |
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725 GtkStyleContext *context = NULL; |
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726 gint width = -1, height = -1; |
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727 |
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728 if (widget == NULL) |
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729 return TRUE; |
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730 |
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731 context = gtk_widget_get_style_context(widget); |
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732 width = gtk_widget_get_allocated_width(widget); |
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733 height = gtk_widget_get_allocated_height(widget); |
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734 |
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735 gtk_style_context_save(context); |
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736 |
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737 gtk_style_context_add_class(context, "tooltip"); |
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738 gtk_style_context_set_state(context, GTK_STATE_FLAG_NORMAL); |
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739 |
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740 cairo_save(cr); |
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741 gtk_render_frame(context, cr, 0, 0, width, height); |
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742 gtk_render_background(context, cr, 0, 0, width, height); |
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743 cairo_restore(cr); |
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744 |
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745 gtk_style_context_restore(context); |
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746 |
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747 return FALSE; |
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748 } |
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749 # else |
| 7 | 750 static gint |
| 1884 | 751 balloon_expose_event_cb(GtkWidget *widget, |
| 752 GdkEventExpose *event, | |
| 753 gpointer data UNUSED) | |
| 7 | 754 { |
| 755 gtk_paint_flat_box(widget->style, widget->window, | |
| 756 GTK_STATE_NORMAL, GTK_SHADOW_OUT, | |
| 757 &event->area, widget, "tooltip", | |
| 758 0, 0, -1, -1); | |
| 759 | |
| 760 return FALSE; /* continue emission */ | |
| 761 } | |
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762 # endif /* !GTK_CHECK_VERSION(3,0,0) */ |
| 7 | 763 |
| 764 #else /* !FEAT_GUI_GTK */ | |
| 765 | |
| 766 static void | |
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767 addEventHandler(Widget target, BalloonEval *beval) |
| 7 | 768 { |
| 769 XtAddEventHandler(target, | |
| 770 PointerMotionMask | EnterWindowMask | | |
| 771 LeaveWindowMask | ButtonPressMask | KeyPressMask | | |
| 772 KeyReleaseMask, | |
| 773 False, | |
| 774 pointerEventEH, (XtPointer)beval); | |
| 775 } | |
| 776 | |
| 777 static void | |
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778 removeEventHandler(BalloonEval *beval) |
| 7 | 779 { |
| 780 XtRemoveEventHandler(beval->target, | |
| 781 PointerMotionMask | EnterWindowMask | | |
| 782 LeaveWindowMask | ButtonPressMask | KeyPressMask | | |
| 783 KeyReleaseMask, | |
| 784 False, | |
| 785 pointerEventEH, (XtPointer)beval); | |
| 786 } | |
| 787 | |
| 788 | |
| 789 /* | |
| 790 * The X event handler. All it does is call the real event handler. | |
| 791 */ | |
| 792 static void | |
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793 pointerEventEH( |
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794 Widget w UNUSED, |
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795 XtPointer client_data, |
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796 XEvent *event, |
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797 Boolean *unused UNUSED) |
| 7 | 798 { |
| 799 BalloonEval *beval = (BalloonEval *)client_data; | |
| 800 pointerEvent(beval, event); | |
| 801 } | |
| 802 | |
| 803 | |
| 804 /* | |
| 805 * The real event handler. Called by pointerEventEH() whenever an event we are | |
| 1228 | 806 * interested in occurs. |
| 7 | 807 */ |
| 808 | |
| 809 static void | |
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810 pointerEvent(BalloonEval *beval, XEvent *event) |
| 7 | 811 { |
| 4352 | 812 Position distance; /* a measure of how much the pointer moved */ |
| 7 | 813 Position delta; /* used to compute distance */ |
| 814 | |
| 815 switch (event->type) | |
| 816 { | |
| 817 case EnterNotify: | |
| 818 case MotionNotify: | |
| 819 delta = event->xmotion.x - beval->x; | |
| 820 if (delta < 0) | |
| 821 delta = -delta; | |
| 822 distance = delta; | |
| 823 delta = event->xmotion.y - beval->y; | |
| 824 if (delta < 0) | |
| 825 delta = -delta; | |
| 826 distance += delta; | |
| 827 if (distance > 4) | |
| 828 { | |
| 829 /* | |
| 830 * Moved out of the balloon location: cancel it. | |
| 831 * Remember button state | |
| 832 */ | |
| 833 beval->state = event->xmotion.state; | |
| 834 if (beval->state & (Button1Mask|Button2Mask|Button3Mask)) | |
| 835 { | |
| 836 /* Mouse buttons are pressed - no balloon now */ | |
| 837 cancelBalloon(beval); | |
| 838 } | |
| 839 else if (beval->state & (Mod1Mask|Mod2Mask|Mod3Mask)) | |
| 840 { | |
| 841 /* | |
| 842 * Alt is pressed -- enter super-evaluate-mode, | |
| 843 * where there is no time delay | |
| 844 */ | |
| 845 beval->x = event->xmotion.x; | |
| 846 beval->y = event->xmotion.y; | |
| 847 beval->x_root = event->xmotion.x_root; | |
| 848 beval->y_root = event->xmotion.y_root; | |
| 849 cancelBalloon(beval); | |
| 850 if (beval->msgCB != NULL) | |
| 851 { | |
| 852 beval->showState = ShS_PENDING; | |
| 853 (*beval->msgCB)(beval, beval->state); | |
| 854 } | |
| 855 } | |
| 856 else | |
| 857 { | |
| 858 beval->x = event->xmotion.x; | |
| 859 beval->y = event->xmotion.y; | |
| 860 beval->x_root = event->xmotion.x_root; | |
| 861 beval->y_root = event->xmotion.y_root; | |
| 862 cancelBalloon(beval); | |
| 863 beval->timerID = XtAppAddTimeOut( beval->appContext, | |
| 864 (long_u)p_bdlay, timerRoutine, beval); | |
| 865 } | |
| 866 } | |
| 867 break; | |
| 868 | |
| 869 /* | |
| 870 * Motif and Athena version: Keystrokes will be caught by the | |
| 871 * "textArea" widget, and handled in gui_x11_key_hit_cb(). | |
| 872 */ | |
| 873 case KeyPress: | |
| 874 if (beval->showState == ShS_SHOWING && beval->msgCB != NULL) | |
| 875 { | |
| 876 Modifiers modifier; | |
| 877 KeySym keysym; | |
| 878 | |
| 879 XtTranslateKeycode(gui.dpy, | |
| 880 event->xkey.keycode, event->xkey.state, | |
| 881 &modifier, &keysym); | |
| 882 if (keysym == XK_Shift_L || keysym == XK_Shift_R) | |
| 883 { | |
| 884 beval->showState = ShS_UPDATE_PENDING; | |
| 885 (*beval->msgCB)(beval, ShiftMask); | |
| 886 } | |
| 887 else if (keysym == XK_Control_L || keysym == XK_Control_R) | |
| 888 { | |
| 889 beval->showState = ShS_UPDATE_PENDING; | |
| 890 (*beval->msgCB)(beval, ControlMask); | |
| 891 } | |
| 892 else | |
| 893 cancelBalloon(beval); | |
| 894 } | |
| 895 else | |
| 896 cancelBalloon(beval); | |
| 897 break; | |
| 898 | |
| 899 case KeyRelease: | |
| 900 if (beval->showState == ShS_SHOWING && beval->msgCB != NULL) | |
| 901 { | |
| 902 Modifiers modifier; | |
| 903 KeySym keysym; | |
| 904 | |
| 905 XtTranslateKeycode(gui.dpy, event->xkey.keycode, | |
| 906 event->xkey.state, &modifier, &keysym); | |
| 907 if ((keysym == XK_Shift_L) || (keysym == XK_Shift_R)) { | |
| 908 beval->showState = ShS_UPDATE_PENDING; | |
| 909 (*beval->msgCB)(beval, 0); | |
| 910 } | |
| 911 else if ((keysym == XK_Control_L) || (keysym == XK_Control_R)) | |
| 912 { | |
| 913 beval->showState = ShS_UPDATE_PENDING; | |
| 914 (*beval->msgCB)(beval, 0); | |
| 915 } | |
| 916 else | |
| 917 cancelBalloon(beval); | |
| 918 } | |
| 919 else | |
| 920 cancelBalloon(beval); | |
| 921 break; | |
| 922 | |
| 923 case LeaveNotify: | |
| 924 /* Ignore LeaveNotify events that are not "normal". | |
| 925 * Apparently we also get it when somebody else grabs focus. | |
| 926 * Happens for me every two seconds (some clipboard tool?) */ | |
| 927 if (event->xcrossing.mode == NotifyNormal) | |
| 928 cancelBalloon(beval); | |
| 929 break; | |
| 930 | |
| 931 case ButtonPress: | |
| 932 cancelBalloon(beval); | |
| 933 break; | |
| 934 | |
| 935 default: | |
| 936 break; | |
| 937 } | |
| 938 } | |
| 939 | |
| 940 static void | |
|
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941 timerRoutine(XtPointer dx, XtIntervalId *id UNUSED) |
| 7 | 942 { |
| 943 BalloonEval *beval = (BalloonEval *)dx; | |
| 944 | |
| 945 beval->timerID = (XtIntervalId)NULL; | |
| 946 | |
| 947 /* | |
| 948 * If the timer event happens then the mouse has stopped long enough for | |
| 949 * a request to be started. The request will only send to the debugger if | |
| 950 * there the mouse is pointing at real data. | |
| 951 */ | |
| 952 requestBalloon(beval); | |
| 953 } | |
| 954 | |
| 955 #endif /* !FEAT_GUI_GTK */ | |
| 956 | |
| 957 static void | |
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958 requestBalloon(BalloonEval *beval) |
| 7 | 959 { |
| 960 if (beval->showState != ShS_PENDING) | |
| 961 { | |
| 962 /* Determine the beval to display */ | |
| 963 if (beval->msgCB != NULL) | |
| 964 { | |
| 965 beval->showState = ShS_PENDING; | |
| 966 (*beval->msgCB)(beval, beval->state); | |
| 967 } | |
| 968 else if (beval->msg != NULL) | |
| 969 drawBalloon(beval); | |
| 970 } | |
| 971 } | |
| 972 | |
| 973 #ifdef FEAT_GUI_GTK | |
| 974 /* | |
| 975 * Convert the string to UTF-8 if 'encoding' is not "utf-8". | |
| 976 * Replace any non-printable characters and invalid bytes sequences with | |
| 977 * "^X" or "<xx>" escapes, and apply SpecialKey highlighting to them. | |
| 978 * TAB and NL are passed through unscathed. | |
| 979 */ | |
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980 # define IS_NONPRINTABLE(c) (((c) < 0x20 && (c) != TAB && (c) != NL) \ |
| 7 | 981 || (c) == DEL) |
| 982 static void | |
| 944 | 983 set_printable_label_text(GtkLabel *label, char_u *text) |
| 7 | 984 { |
| 985 char_u *convbuf = NULL; | |
| 986 char_u *buf; | |
| 987 char_u *p; | |
| 988 char_u *pdest; | |
| 989 unsigned int len; | |
| 990 int charlen; | |
| 991 int uc; | |
| 992 PangoAttrList *attr_list; | |
| 993 | |
| 994 /* Convert to UTF-8 if it isn't already */ | |
| 995 if (output_conv.vc_type != CONV_NONE) | |
| 996 { | |
| 944 | 997 convbuf = string_convert(&output_conv, text, NULL); |
| 7 | 998 if (convbuf != NULL) |
| 944 | 999 text = convbuf; |
| 7 | 1000 } |
| 1001 | |
| 1002 /* First let's see how much we need to allocate */ | |
| 1003 len = 0; | |
| 944 | 1004 for (p = text; *p != NUL; p += charlen) |
| 7 | 1005 { |
| 1006 if ((*p & 0x80) == 0) /* be quick for ASCII */ | |
| 1007 { | |
| 1008 charlen = 1; | |
| 1009 len += IS_NONPRINTABLE(*p) ? 2 : 1; /* nonprintable: ^X */ | |
| 1010 } | |
| 1011 else | |
| 1012 { | |
| 474 | 1013 charlen = utf_ptr2len(p); |
| 7 | 1014 uc = utf_ptr2char(p); |
| 1015 | |
| 1016 if (charlen != utf_char2len(uc)) | |
| 1017 charlen = 1; /* reject overlong sequences */ | |
| 1018 | |
| 1019 if (charlen == 1 || uc < 0xa0) /* illegal byte or */ | |
| 1020 len += 4; /* control char: <xx> */ | |
| 1021 else if (!utf_printable(uc)) | |
| 1022 /* Note: we assume here that utf_printable() doesn't | |
| 1023 * care about characters outside the BMP. */ | |
| 1024 len += 6; /* nonprintable: <xxxx> */ | |
| 1025 else | |
| 1026 len += charlen; | |
| 1027 } | |
| 1028 } | |
| 1029 | |
| 1030 attr_list = pango_attr_list_new(); | |
| 1031 buf = alloc(len + 1); | |
| 1032 | |
| 1033 /* Now go for the real work */ | |
| 1034 if (buf != NULL) | |
| 1035 { | |
| 1036 attrentry_T *aep; | |
| 1037 PangoAttribute *attr; | |
| 1038 guicolor_T pixel; | |
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1039 #if GTK_CHECK_VERSION(3,0,0) |
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1040 GdkRGBA color = { 0.0, 0.0, 0.0, 1.0 }; |
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1041 # if PANGO_VERSION_CHECK(1,38,0) |
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1042 PangoAttribute *attr_alpha; |
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1043 # endif |
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1044 #else |
| 7 | 1045 GdkColor color = { 0, 0, 0, 0 }; |
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1046 #endif |
| 7 | 1047 |
| 1048 /* Look up the RGB values of the SpecialKey foreground color. */ | |
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1049 aep = syn_gui_attr2entry(HL_ATTR(HLF_8)); |
| 7 | 1050 pixel = (aep != NULL) ? aep->ae_u.gui.fg_color : INVALCOLOR; |
| 1051 if (pixel != INVALCOLOR) | |
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1052 # if GTK_CHECK_VERSION(3,0,0) |
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1053 { |
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1054 color.red = ((pixel & 0xff0000) >> 16) / 255.0; |
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1055 color.green = ((pixel & 0xff00) >> 8) / 255.0; |
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1056 color.blue = (pixel & 0xff) / 255.0; |
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1057 color.alpha = 1.0; |
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1058 } |
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1059 # else |
| 7 | 1060 gdk_colormap_query_color(gtk_widget_get_colormap(gui.drawarea), |
| 1061 (unsigned long)pixel, &color); | |
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1062 # endif |
| 7 | 1063 |
| 1064 pdest = buf; | |
| 944 | 1065 p = text; |
| 7 | 1066 while (*p != NUL) |
| 1067 { | |
| 1068 /* Be quick for ASCII */ | |
| 1069 if ((*p & 0x80) == 0 && !IS_NONPRINTABLE(*p)) | |
| 1070 { | |
| 1071 *pdest++ = *p++; | |
| 1072 } | |
| 1073 else | |
| 1074 { | |
| 474 | 1075 charlen = utf_ptr2len(p); |
| 7 | 1076 uc = utf_ptr2char(p); |
| 1077 | |
| 1078 if (charlen != utf_char2len(uc)) | |
| 1079 charlen = 1; /* reject overlong sequences */ | |
| 1080 | |
| 1081 if (charlen == 1 || uc < 0xa0 || !utf_printable(uc)) | |
| 1082 { | |
| 1083 int outlen; | |
| 1084 | |
| 1085 /* Careful: we can't just use transchar_byte() here, | |
| 1086 * since 'encoding' is not necessarily set to "utf-8". */ | |
| 1087 if (*p & 0x80 && charlen == 1) | |
| 1088 { | |
| 1089 transchar_hex(pdest, *p); /* <xx> */ | |
| 1090 outlen = 4; | |
| 1091 } | |
| 1092 else if (uc >= 0x80) | |
| 1093 { | |
| 1094 /* Note: we assume here that utf_printable() doesn't | |
| 1095 * care about characters outside the BMP. */ | |
| 1096 transchar_hex(pdest, uc); /* <xx> or <xxxx> */ | |
| 1097 outlen = (uc < 0x100) ? 4 : 6; | |
| 1098 } | |
| 1099 else | |
| 1100 { | |
| 1101 transchar_nonprint(pdest, *p); /* ^X */ | |
| 1102 outlen = 2; | |
| 1103 } | |
| 1104 if (pixel != INVALCOLOR) | |
| 1105 { | |
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1106 #if GTK_CHECK_VERSION(3,0,0) |
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1107 # define DOUBLE2UINT16(val) ((guint16)((val) * 65535 + 0.5)) |
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1108 attr = pango_attr_foreground_new( |
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1109 DOUBLE2UINT16(color.red), |
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1110 DOUBLE2UINT16(color.green), |
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1111 DOUBLE2UINT16(color.blue)); |
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1112 # if PANGO_VERSION_CHECK(1,38,0) |
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1113 attr_alpha = pango_attr_foreground_alpha_new( |
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1114 DOUBLE2UINT16(color.alpha)); |
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1115 # endif |
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1116 # undef DOUBLE2UINT16 |
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1117 #else |
| 7 | 1118 attr = pango_attr_foreground_new( |
| 1119 color.red, color.green, color.blue); | |
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1120 #endif |
| 7 | 1121 attr->start_index = pdest - buf; |
| 1122 attr->end_index = pdest - buf + outlen; | |
| 1123 pango_attr_list_insert(attr_list, attr); | |
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1124 #if GTK_CHECK_VERSION(3,0,0) |
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1125 # if PANGO_VERSION_CHECK(1,38,0) |
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1126 attr_alpha->start_index = pdest - buf; |
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1127 attr_alpha->end_index = pdest - buf + outlen; |
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1128 pango_attr_list_insert(attr_list, attr_alpha); |
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1129 # endif |
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1130 #endif |
| 7 | 1131 } |
| 1132 pdest += outlen; | |
| 1133 p += charlen; | |
| 1134 } | |
| 1135 else | |
| 1136 { | |
| 1137 do | |
| 1138 *pdest++ = *p++; | |
| 1139 while (--charlen != 0); | |
| 1140 } | |
| 1141 } | |
| 1142 } | |
| 1143 *pdest = NUL; | |
| 1144 } | |
| 1145 | |
| 1146 vim_free(convbuf); | |
| 1147 | |
| 1148 gtk_label_set_text(label, (const char *)buf); | |
| 1149 vim_free(buf); | |
| 1150 | |
| 1151 gtk_label_set_attributes(label, attr_list); | |
| 1152 pango_attr_list_unref(attr_list); | |
| 1153 } | |
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1154 # undef IS_NONPRINTABLE |
| 7 | 1155 |
| 1156 /* | |
| 1157 * Draw a balloon. | |
| 1158 */ | |
| 1159 static void | |
| 1160 drawBalloon(BalloonEval *beval) | |
| 1161 { | |
| 1162 if (beval->msg != NULL) | |
| 1163 { | |
| 1164 GtkRequisition requisition; | |
| 1165 int screen_w; | |
| 1166 int screen_h; | |
| 1167 int x; | |
| 1168 int y; | |
| 1169 int x_offset = EVAL_OFFSET_X; | |
| 1170 int y_offset = EVAL_OFFSET_Y; | |
| 1171 PangoLayout *layout; | |
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1172 |
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1173 # if !GTK_CHECK_VERSION(3,22,2) |
| 7 | 1174 GdkScreen *screen; |
| 1175 | |
| 1176 screen = gtk_widget_get_screen(beval->target); | |
| 1177 gtk_window_set_screen(GTK_WINDOW(beval->balloonShell), screen); | |
| 1178 # endif | |
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1179 gui_gtk_get_screen_size_of_win(beval->balloonShell, |
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1180 &screen_w, &screen_h); |
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1181 # if !GTK_CHECK_VERSION(3,0,0) |
| 7 | 1182 gtk_widget_ensure_style(beval->balloonShell); |
| 1183 gtk_widget_ensure_style(beval->balloonLabel); | |
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1184 # endif |
| 7 | 1185 |
| 1186 set_printable_label_text(GTK_LABEL(beval->balloonLabel), beval->msg); | |
| 1187 /* | |
| 1188 * Dirty trick: Enable wrapping mode on the label's layout behind its | |
| 1189 * back. This way GtkLabel won't try to constrain the wrap width to a | |
| 1190 * builtin maximum value of about 65 Latin characters. | |
| 1191 */ | |
| 1192 layout = gtk_label_get_layout(GTK_LABEL(beval->balloonLabel)); | |
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1193 # ifdef PANGO_WRAP_WORD_CHAR |
| 7 | 1194 pango_layout_set_wrap(layout, PANGO_WRAP_WORD_CHAR); |
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1195 # else |
| 7 | 1196 pango_layout_set_wrap(layout, PANGO_WRAP_WORD); |
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1197 # endif |
| 7 | 1198 pango_layout_set_width(layout, |
| 1199 /* try to come up with some reasonable width */ | |
| 1200 PANGO_SCALE * CLAMP(gui.num_cols * gui.char_width, | |
| 1201 screen_w / 2, | |
| 1202 MAX(20, screen_w - 20))); | |
| 1203 | |
| 1204 /* Calculate the balloon's width and height. */ | |
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1205 # if GTK_CHECK_VERSION(3,0,0) |
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1206 gtk_widget_get_preferred_size(beval->balloonShell, &requisition, NULL); |
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1207 # else |
| 7 | 1208 gtk_widget_size_request(beval->balloonShell, &requisition); |
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1209 # endif |
| 7 | 1210 |
| 1211 /* Compute position of the balloon area */ | |
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1212 # if GTK_CHECK_VERSION(3,0,0) |
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1213 gdk_window_get_origin(gtk_widget_get_window(beval->target), &x, &y); |
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1214 # else |
| 7 | 1215 gdk_window_get_origin(beval->target->window, &x, &y); |
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1216 # endif |
| 7 | 1217 x += beval->x; |
| 1218 y += beval->y; | |
| 1219 | |
| 1220 /* Get out of the way of the mouse pointer */ | |
| 1221 if (x + x_offset + requisition.width > screen_w) | |
| 1222 y_offset += 15; | |
| 1223 if (y + y_offset + requisition.height > screen_h) | |
| 1224 y_offset = -requisition.height - EVAL_OFFSET_Y; | |
| 1225 | |
| 1226 /* Sanitize values */ | |
| 1227 x = CLAMP(x + x_offset, 0, MAX(0, screen_w - requisition.width)); | |
| 1228 y = CLAMP(y + y_offset, 0, MAX(0, screen_h - requisition.height)); | |
| 1229 | |
| 1230 /* Show the balloon */ | |
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1231 # if GTK_CHECK_VERSION(3,0,0) |
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1232 gtk_window_move(GTK_WINDOW(beval->balloonShell), x, y); |
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1233 # else |
| 7 | 1234 gtk_widget_set_uposition(beval->balloonShell, x, y); |
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1235 # endif |
| 7 | 1236 gtk_widget_show(beval->balloonShell); |
| 1237 | |
| 1238 beval->showState = ShS_SHOWING; | |
| 1239 } | |
| 1240 } | |
| 1241 | |
| 1242 /* | |
| 1243 * Undraw a balloon. | |
| 1244 */ | |
| 1245 static void | |
| 1246 undrawBalloon(BalloonEval *beval) | |
| 1247 { | |
| 1248 if (beval->balloonShell != NULL) | |
| 1249 gtk_widget_hide(beval->balloonShell); | |
| 1250 beval->showState = ShS_NEUTRAL; | |
| 1251 } | |
| 1252 | |
| 1253 static void | |
| 1254 cancelBalloon(BalloonEval *beval) | |
| 1255 { | |
| 1256 if (beval->showState == ShS_SHOWING | |
| 1257 || beval->showState == ShS_UPDATE_PENDING) | |
| 1258 undrawBalloon(beval); | |
| 1259 | |
| 1260 if (beval->timerID != 0) | |
| 1261 { | |
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1262 # if GTK_CHECK_VERSION(3,0,0) |
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1263 g_source_remove(beval->timerID); |
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1264 # else |
| 7 | 1265 gtk_timeout_remove(beval->timerID); |
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1266 # endif |
| 7 | 1267 beval->timerID = 0; |
| 1268 } | |
| 1269 beval->showState = ShS_NEUTRAL; | |
| 1270 } | |
| 1271 | |
| 1272 static void | |
| 1273 createBalloonEvalWindow(BalloonEval *beval) | |
| 1274 { | |
| 1275 beval->balloonShell = gtk_window_new(GTK_WINDOW_POPUP); | |
| 1276 | |
| 1277 gtk_widget_set_app_paintable(beval->balloonShell, TRUE); | |
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1278 # if GTK_CHECK_VERSION(3,0,0) |
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1279 gtk_window_set_resizable(GTK_WINDOW(beval->balloonShell), FALSE); |
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1280 # else |
| 7 | 1281 gtk_window_set_policy(GTK_WINDOW(beval->balloonShell), FALSE, FALSE, TRUE); |
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1282 # endif |
| 7 | 1283 gtk_widget_set_name(beval->balloonShell, "gtk-tooltips"); |
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1284 # if GTK_CHECK_VERSION(3,0,0) |
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1285 gtk_container_set_border_width(GTK_CONTAINER(beval->balloonShell), 4); |
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1286 # else |
| 7 | 1287 gtk_container_border_width(GTK_CONTAINER(beval->balloonShell), 4); |
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1288 # endif |
| 7 | 1289 |
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1290 # if GTK_CHECK_VERSION(3,0,0) |
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1291 g_signal_connect(G_OBJECT(beval->balloonShell), "draw", |
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1292 G_CALLBACK(balloon_draw_event_cb), NULL); |
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1293 # else |
| 7 | 1294 gtk_signal_connect((GtkObject*)(beval->balloonShell), "expose_event", |
| 1295 GTK_SIGNAL_FUNC(balloon_expose_event_cb), NULL); | |
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1296 # endif |
| 7 | 1297 beval->balloonLabel = gtk_label_new(NULL); |
| 1298 | |
| 1299 gtk_label_set_line_wrap(GTK_LABEL(beval->balloonLabel), FALSE); | |
| 1300 gtk_label_set_justify(GTK_LABEL(beval->balloonLabel), GTK_JUSTIFY_LEFT); | |
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1301 # if GTK_CHECK_VERSION(3,16,0) |
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1302 gtk_label_set_xalign(GTK_LABEL(beval->balloonLabel), 0.5); |
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1303 gtk_label_set_yalign(GTK_LABEL(beval->balloonLabel), 0.5); |
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1304 # elif GTK_CHECK_VERSION(3,14,0) |
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1305 GValue align_val = G_VALUE_INIT; |
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1306 g_value_init(&align_val, G_TYPE_FLOAT); |
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1307 g_value_set_float(&align_val, 0.5); |
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1308 g_object_set_property(G_OBJECT(beval->balloonLabel), "xalign", &align_val); |
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1309 g_object_set_property(G_OBJECT(beval->balloonLabel), "yalign", &align_val); |
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1310 g_value_unset(&align_val); |
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1311 # else |
| 7 | 1312 gtk_misc_set_alignment(GTK_MISC(beval->balloonLabel), 0.5f, 0.5f); |
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1313 # endif |
| 7 | 1314 gtk_widget_set_name(beval->balloonLabel, "vim-balloon-label"); |
| 1315 gtk_widget_show(beval->balloonLabel); | |
| 1316 | |
| 1317 gtk_container_add(GTK_CONTAINER(beval->balloonShell), beval->balloonLabel); | |
| 1318 } | |
| 1319 | |
| 1320 #else /* !FEAT_GUI_GTK */ | |
| 1321 | |
| 1322 /* | |
| 1323 * Draw a balloon. | |
| 1324 */ | |
| 1325 static void | |
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1326 drawBalloon(BalloonEval *beval) |
| 7 | 1327 { |
| 1328 Dimension w; | |
| 1329 Dimension h; | |
| 1330 Position tx; | |
| 1331 Position ty; | |
| 1332 | |
| 1333 if (beval->msg != NULL) | |
| 1334 { | |
| 1335 /* Show the Balloon */ | |
| 1336 | |
| 1337 /* Calculate the label's width and height */ | |
| 1338 #ifdef FEAT_GUI_MOTIF | |
| 1339 XmString s; | |
| 1340 | |
| 1341 /* For the callback function we parse NL characters to create a | |
| 1342 * multi-line label. This doesn't work for all languages, but | |
| 1343 * XmStringCreateLocalized() doesn't do multi-line labels... */ | |
| 1344 if (beval->msgCB != NULL) | |
| 1345 s = XmStringCreateLtoR((char *)beval->msg, XmFONTLIST_DEFAULT_TAG); | |
| 1346 else | |
| 1347 s = XmStringCreateLocalized((char *)beval->msg); | |
| 1348 { | |
| 1349 XmFontList fl; | |
| 1350 | |
| 1351 fl = gui_motif_fontset2fontlist(&gui.tooltip_fontset); | |
| 6003 | 1352 if (fl == NULL) |
| 7 | 1353 { |
| 6003 | 1354 XmStringFree(s); |
| 1355 return; | |
| 7 | 1356 } |
| 6003 | 1357 XmStringExtent(fl, s, &w, &h); |
| 1358 XmFontListFree(fl); | |
| 7 | 1359 } |
| 1360 w += gui.border_offset << 1; | |
| 1361 h += gui.border_offset << 1; | |
| 1362 XtVaSetValues(beval->balloonLabel, XmNlabelString, s, NULL); | |
| 1363 XmStringFree(s); | |
| 1364 #else /* Athena */ | |
| 1365 /* Assume XtNinternational == True */ | |
| 1366 XFontSet fset; | |
| 1367 XFontSetExtents *ext; | |
| 1368 | |
| 1369 XtVaGetValues(beval->balloonLabel, XtNfontSet, &fset, NULL); | |
| 1370 ext = XExtentsOfFontSet(fset); | |
| 1371 h = ext->max_ink_extent.height; | |
| 1372 w = XmbTextEscapement(fset, | |
| 1373 (char *)beval->msg, | |
| 1374 (int)STRLEN(beval->msg)); | |
| 1375 w += gui.border_offset << 1; | |
| 1376 h += gui.border_offset << 1; | |
| 1377 XtVaSetValues(beval->balloonLabel, XtNlabel, beval->msg, NULL); | |
| 1378 #endif | |
| 1379 | |
| 1380 /* Compute position of the balloon area */ | |
| 1381 tx = beval->x_root + EVAL_OFFSET_X; | |
| 1382 ty = beval->y_root + EVAL_OFFSET_Y; | |
| 1383 if ((tx + w) > beval->screen_width) | |
| 1384 tx = beval->screen_width - w; | |
| 1385 if ((ty + h) > beval->screen_height) | |
| 1386 ty = beval->screen_height - h; | |
| 1387 #ifdef FEAT_GUI_MOTIF | |
| 1388 XtVaSetValues(beval->balloonShell, | |
| 1389 XmNx, tx, | |
| 1390 XmNy, ty, | |
| 1391 NULL); | |
| 1392 #else | |
| 1393 /* Athena */ | |
| 1394 XtVaSetValues(beval->balloonShell, | |
| 1395 XtNx, tx, | |
| 1396 XtNy, ty, | |
| 1397 NULL); | |
| 1398 #endif | |
| 1844 | 1399 /* Set tooltip colors */ |
| 1400 { | |
| 1401 Arg args[2]; | |
| 1402 | |
| 1403 #ifdef FEAT_GUI_MOTIF | |
| 1404 args[0].name = XmNbackground; | |
| 1405 args[0].value = gui.tooltip_bg_pixel; | |
| 1406 args[1].name = XmNforeground; | |
| 1407 args[1].value = gui.tooltip_fg_pixel; | |
| 1408 #else /* Athena */ | |
| 1409 args[0].name = XtNbackground; | |
| 1410 args[0].value = gui.tooltip_bg_pixel; | |
| 1411 args[1].name = XtNforeground; | |
| 1412 args[1].value = gui.tooltip_fg_pixel; | |
| 1413 #endif | |
| 1414 XtSetValues(beval->balloonLabel, &args[0], XtNumber(args)); | |
| 1415 } | |
| 7 | 1416 |
| 1417 XtPopup(beval->balloonShell, XtGrabNone); | |
| 1418 | |
| 1419 beval->showState = ShS_SHOWING; | |
| 1420 | |
| 1421 current_beval = beval; | |
| 1422 } | |
| 1423 } | |
| 1424 | |
| 1425 /* | |
| 1426 * Undraw a balloon. | |
| 1427 */ | |
| 1428 static void | |
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1429 undrawBalloon(BalloonEval *beval) |
| 7 | 1430 { |
| 1431 if (beval->balloonShell != (Widget)0) | |
| 1432 XtPopdown(beval->balloonShell); | |
| 1433 beval->showState = ShS_NEUTRAL; | |
| 1434 | |
| 1435 current_beval = NULL; | |
| 1436 } | |
| 1437 | |
| 1438 static void | |
|
7821
81794242a275
commit https://github.com/vim/vim/commit/66f948e928d5e0cd3123af902aa8ac1613534c94
Christian Brabandt <cb@256bit.org>
parents:
7807
diff
changeset
|
1439 cancelBalloon(BalloonEval *beval) |
| 7 | 1440 { |
| 1441 if (beval->showState == ShS_SHOWING | |
| 1442 || beval->showState == ShS_UPDATE_PENDING) | |
| 1443 undrawBalloon(beval); | |
| 1444 | |
| 1445 if (beval->timerID != (XtIntervalId)NULL) | |
| 1446 { | |
| 1447 XtRemoveTimeOut(beval->timerID); | |
| 1448 beval->timerID = (XtIntervalId)NULL; | |
| 1449 } | |
| 1450 beval->showState = ShS_NEUTRAL; | |
| 1451 } | |
| 1452 | |
| 1453 | |
| 1454 static void | |
|
7821
81794242a275
commit https://github.com/vim/vim/commit/66f948e928d5e0cd3123af902aa8ac1613534c94
Christian Brabandt <cb@256bit.org>
parents:
7807
diff
changeset
|
1455 createBalloonEvalWindow(BalloonEval *beval) |
| 7 | 1456 { |
| 1457 Arg args[12]; | |
| 1458 int n; | |
| 1459 | |
| 1460 n = 0; | |
| 1461 #ifdef FEAT_GUI_MOTIF | |
| 1462 XtSetArg(args[n], XmNallowShellResize, True); n++; | |
| 1463 beval->balloonShell = XtAppCreateShell("balloonEval", "BalloonEval", | |
| 1464 overrideShellWidgetClass, gui.dpy, args, n); | |
| 1465 #else | |
| 1466 /* Athena */ | |
| 1467 XtSetArg(args[n], XtNallowShellResize, True); n++; | |
| 1468 beval->balloonShell = XtAppCreateShell("balloonEval", "BalloonEval", | |
| 1469 overrideShellWidgetClass, gui.dpy, args, n); | |
| 1470 #endif | |
| 1471 | |
| 1472 n = 0; | |
| 1473 #ifdef FEAT_GUI_MOTIF | |
| 1474 { | |
| 1475 XmFontList fl; | |
| 1476 | |
| 1477 fl = gui_motif_fontset2fontlist(&gui.tooltip_fontset); | |
| 1478 XtSetArg(args[n], XmNforeground, gui.tooltip_fg_pixel); n++; | |
| 1479 XtSetArg(args[n], XmNbackground, gui.tooltip_bg_pixel); n++; | |
| 1480 XtSetArg(args[n], XmNfontList, fl); n++; | |
| 1481 XtSetArg(args[n], XmNalignment, XmALIGNMENT_BEGINNING); n++; | |
| 1482 beval->balloonLabel = XtCreateManagedWidget("balloonLabel", | |
| 1483 xmLabelWidgetClass, beval->balloonShell, args, n); | |
| 1484 } | |
| 1485 #else /* FEAT_GUI_ATHENA */ | |
| 1486 XtSetArg(args[n], XtNforeground, gui.tooltip_fg_pixel); n++; | |
| 1487 XtSetArg(args[n], XtNbackground, gui.tooltip_bg_pixel); n++; | |
| 1488 XtSetArg(args[n], XtNinternational, True); n++; | |
| 1489 XtSetArg(args[n], XtNfontSet, gui.tooltip_fontset); n++; | |
| 1490 beval->balloonLabel = XtCreateManagedWidget("balloonLabel", | |
| 1491 labelWidgetClass, beval->balloonShell, args, n); | |
| 1492 #endif | |
| 1493 } | |
| 1494 | |
| 1495 #endif /* !FEAT_GUI_GTK */ | |
| 1496 #endif /* !FEAT_GUI_W32 */ | |
| 1497 | |
| 1498 #endif /* FEAT_BEVAL */ |