Mercurial > vim
annotate src/gui_beval.c @ 25529:bb1097899693 v8.2.3301
patch 8.2.3301: memory allocation functions don't have their own place
Commit: https://github.com/vim/vim/commit/cbae5802832b29f3a1af4cb6b0fc8cf69f17cbf4
Author: Yegappan Lakshmanan <yegappan@yahoo.com>
Date: Fri Aug 6 21:51:55 2021 +0200
patch 8.2.3301: memory allocation functions don't have their own place
Problem: Memory allocation functions don't have their own place.
Solution: Move memory allocation functions to alloc.c. (Yegappan
Lakshmanan, closes #8717)
| author | Bram Moolenaar <Bram@vim.org> |
|---|---|
| date | Fri, 06 Aug 2021 22:00:04 +0200 |
| parents | 0d411646a366 |
| children | 79c76ca2c53c |
| 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 | |
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13 #if defined(FEAT_BEVAL_GUI) || defined(PROTO) |
| 192 | 14 |
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15 // on Win32 only get_beval_info() is required |
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16 #if !defined(FEAT_GUI_MSWIN) || defined(PROTO) |
| 7 | 17 |
| 18 #ifdef FEAT_GUI_GTK | |
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19 # if GTK_CHECK_VERSION(3,0,0) |
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20 # include <gdk/gdkkeysyms-compat.h> |
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21 # else |
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22 # include <gdk/gdkkeysyms.h> |
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23 # endif |
| 7 | 24 # include <gtk/gtk.h> |
| 25 #else | |
| 26 # include <X11/keysym.h> | |
| 27 # ifdef FEAT_GUI_MOTIF | |
| 28 # include <Xm/PushB.h> | |
| 29 # include <Xm/Separator.h> | |
| 30 # include <Xm/List.h> | |
| 31 # include <Xm/Label.h> | |
| 32 # include <Xm/AtomMgr.h> | |
| 33 # include <Xm/Protocols.h> | |
| 34 # else | |
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35 // Assume Athena |
| 7 | 36 # include <X11/Shell.h> |
| 680 | 37 # ifdef FEAT_GUI_NEXTAW |
| 38 # include <X11/neXtaw/Label.h> | |
| 39 # else | |
| 40 # include <X11/Xaw/Label.h> | |
| 41 # endif | |
| 7 | 42 # endif |
| 43 #endif | |
| 44 | |
| 45 #ifndef FEAT_GUI_GTK | |
| 46 extern Widget vimShell; | |
| 47 | |
| 48 /* | |
| 49 * Currently, we assume that there can be only one BalloonEval showing | |
| 50 * on-screen at any given moment. This variable will hold the currently | |
| 51 * showing BalloonEval or NULL if none is showing. | |
| 52 */ | |
| 53 static BalloonEval *current_beval = NULL; | |
| 54 #endif | |
| 55 | |
| 56 #ifdef FEAT_GUI_GTK | |
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57 static void addEventHandler(GtkWidget *, BalloonEval *); |
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58 static void removeEventHandler(BalloonEval *); |
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59 static gint target_event_cb(GtkWidget *, GdkEvent *, gpointer); |
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60 static gint mainwin_event_cb(GtkWidget *, GdkEvent *, gpointer); |
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61 static void pointer_event(BalloonEval *, int, int, unsigned); |
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62 static void key_event(BalloonEval *, unsigned, int); |
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63 static gboolean timeout_cb(gpointer); |
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64 # if GTK_CHECK_VERSION(3,0,0) |
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65 static gboolean balloon_draw_event_cb (GtkWidget *, cairo_t *, gpointer); |
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66 # else |
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67 static gint balloon_expose_event_cb (GtkWidget *, GdkEventExpose *, gpointer); |
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68 # endif |
| 7 | 69 #else |
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70 static void addEventHandler(Widget, BalloonEval *); |
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71 static void removeEventHandler(BalloonEval *); |
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72 static void pointerEventEH(Widget, XtPointer, XEvent *, Boolean *); |
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73 static void pointerEvent(BalloonEval *, XEvent *); |
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74 static void timerRoutine(XtPointer, XtIntervalId *); |
| 7 | 75 #endif |
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76 static void cancelBalloon(BalloonEval *); |
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77 static void requestBalloon(BalloonEval *); |
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78 static void drawBalloon(BalloonEval *); |
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79 static void undrawBalloon(BalloonEval *beval); |
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80 static void createBalloonEvalWindow(BalloonEval *); |
| 7 | 81 |
| 82 /* | |
| 83 * Create a balloon-evaluation area for a Widget. | |
| 84 * There can be either a "mesg" for a fixed string or "mesgCB" to generate a | |
| 85 * message by calling this callback function. | |
| 86 * When "mesg" is not NULL it must remain valid for as long as the balloon is | |
| 87 * used. It is not freed here. | |
| 88 * Returns a pointer to the resulting object (NULL when out of memory). | |
| 89 */ | |
| 90 BalloonEval * | |
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91 gui_mch_create_beval_area( |
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92 void *target, |
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93 char_u *mesg, |
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94 void (*mesgCB)(BalloonEval *, int), |
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95 void *clientData) |
| 7 | 96 { |
| 97 #ifndef FEAT_GUI_GTK | |
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98 char *display_name; // get from gui.dpy |
| 7 | 99 int screen_num; |
| 100 char *p; | |
| 101 #endif | |
| 102 BalloonEval *beval; | |
| 103 | |
| 104 if (mesg != NULL && mesgCB != NULL) | |
| 105 { | |
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106 iemsg(_("E232: Cannot create BalloonEval with both message and callback")); |
| 7 | 107 return NULL; |
| 108 } | |
| 109 | |
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110 beval = ALLOC_CLEAR_ONE(BalloonEval); |
| 7 | 111 if (beval != NULL) |
| 112 { | |
| 113 #ifdef FEAT_GUI_GTK | |
| 114 beval->target = GTK_WIDGET(target); | |
| 115 #else | |
| 116 beval->target = (Widget)target; | |
| 117 beval->appContext = XtWidgetToApplicationContext((Widget)target); | |
| 118 #endif | |
| 119 beval->showState = ShS_NEUTRAL; | |
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120 vim_free(beval->msg); |
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121 beval->msg = mesg == NULL ? NULL : vim_strsave(mesg); |
| 7 | 122 beval->msgCB = mesgCB; |
| 123 beval->clientData = clientData; | |
| 124 | |
| 125 /* | |
| 126 * Set up event handler which will keep its eyes on the pointer, | |
| 127 * and when the pointer rests in a certain spot for a given time | |
| 128 * interval, show the beval. | |
| 129 */ | |
| 130 addEventHandler(beval->target, beval); | |
| 131 createBalloonEvalWindow(beval); | |
| 132 | |
| 133 #ifndef FEAT_GUI_GTK | |
| 134 /* | |
| 135 * Now create and save the screen width and height. Used in drawing. | |
| 136 */ | |
| 137 display_name = DisplayString(gui.dpy); | |
| 138 p = strrchr(display_name, '.'); | |
| 139 if (p != NULL) | |
| 140 screen_num = atoi(++p); | |
| 141 else | |
| 142 screen_num = 0; | |
| 143 beval->screen_width = DisplayWidth(gui.dpy, screen_num); | |
| 144 beval->screen_height = DisplayHeight(gui.dpy, screen_num); | |
| 145 #endif | |
| 146 } | |
| 147 | |
| 148 return beval; | |
| 149 } | |
| 150 | |
| 151 #if defined(FEAT_BEVAL_TIP) || defined(PROTO) | |
| 152 /* | |
| 1228 | 153 * Destroy a balloon-eval and free its associated memory. |
| 7 | 154 */ |
| 155 void | |
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156 gui_mch_destroy_beval_area(BalloonEval *beval) |
| 7 | 157 { |
| 158 cancelBalloon(beval); | |
| 159 removeEventHandler(beval); | |
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160 // Children will automatically be destroyed |
| 7 | 161 # ifdef FEAT_GUI_GTK |
| 162 gtk_widget_destroy(beval->balloonShell); | |
| 163 # else | |
| 164 XtDestroyWidget(beval->balloonShell); | |
| 165 # endif | |
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166 # ifdef FEAT_VARTABS |
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167 if (beval->vts) |
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168 vim_free(beval->vts); |
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169 # endif |
| 7 | 170 vim_free(beval); |
| 171 } | |
| 172 #endif | |
| 173 | |
| 174 void | |
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175 gui_mch_enable_beval_area(BalloonEval *beval) |
| 7 | 176 { |
| 177 if (beval != NULL) | |
| 178 addEventHandler(beval->target, beval); | |
| 179 } | |
| 180 | |
| 181 void | |
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182 gui_mch_disable_beval_area(BalloonEval *beval) |
| 7 | 183 { |
| 184 if (beval != NULL) | |
| 185 removeEventHandler(beval); | |
| 186 } | |
| 187 | |
| 188 #if defined(FEAT_BEVAL_TIP) || defined(PROTO) | |
| 189 /* | |
| 190 * This function returns the BalloonEval * associated with the currently | |
| 191 * displayed tooltip. Returns NULL if there is no tooltip currently showing. | |
| 192 * | |
| 193 * Assumption: Only one tooltip can be shown at a time. | |
| 194 */ | |
| 195 BalloonEval * | |
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196 gui_mch_currently_showing_beval(void) |
| 7 | 197 { |
| 198 return current_beval; | |
| 199 } | |
| 200 #endif | |
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201 #endif // !FEAT_GUI_MSWIN |
| 7 | 202 |
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203 #if defined(FEAT_NETBEANS_INTG) || defined(FEAT_EVAL) || defined(PROTO) |
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204 # if !defined(FEAT_GUI_MSWIN) || defined(PROTO) |
| 7 | 205 |
| 206 /* | |
| 207 * Show a balloon with "mesg". | |
| 208 */ | |
| 209 void | |
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210 gui_mch_post_balloon(BalloonEval *beval, char_u *mesg) |
| 7 | 211 { |
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212 vim_free(beval->msg); |
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213 beval->msg = mesg == NULL ? NULL : vim_strsave(mesg); |
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214 if (beval->msg != NULL) |
| 7 | 215 drawBalloon(beval); |
| 216 else | |
| 217 undrawBalloon(beval); | |
| 218 } | |
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219 # endif // !FEAT_GUI_MSWIN |
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220 #endif // FEAT_NETBEANS_INTG || PROTO |
| 7 | 221 |
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222 #if !defined(FEAT_GUI_MSWIN) || defined(PROTO) |
| 7 | 223 #if defined(FEAT_BEVAL_TIP) || defined(PROTO) |
| 224 /* | |
| 225 * Hide the given balloon. | |
| 226 */ | |
| 227 void | |
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228 gui_mch_unpost_balloon(BalloonEval *beval) |
| 7 | 229 { |
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230 VIM_CLEAR(beval->msg); |
| 7 | 231 undrawBalloon(beval); |
| 232 } | |
| 233 #endif | |
| 234 | |
| 235 #ifdef FEAT_GUI_GTK | |
| 236 static void | |
| 237 addEventHandler(GtkWidget *target, BalloonEval *beval) | |
| 238 { | |
| 239 /* | |
| 240 * Connect to the generic "event" signal instead of the individual | |
| 241 * signals for each event type, because the former is emitted earlier. | |
| 242 * This allows us to catch events independently of the signal handlers | |
| 243 * in gui_gtk_x11.c. | |
| 244 */ | |
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245 g_signal_connect(G_OBJECT(target), "event", |
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246 G_CALLBACK(target_event_cb), |
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247 beval); |
| 7 | 248 /* |
| 249 * Nasty: Key press events go to the main window thus the drawing area | |
| 250 * will never see them. This means we have to connect to the main window | |
| 251 * as well in order to catch those events. | |
| 252 */ | |
| 253 if (gtk_socket_id == 0 && gui.mainwin != NULL | |
| 254 && gtk_widget_is_ancestor(target, gui.mainwin)) | |
| 255 { | |
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256 gtk_widget_add_events(gui.mainwin, |
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257 GDK_LEAVE_NOTIFY_MASK); |
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258 |
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259 g_signal_connect(G_OBJECT(gui.mainwin), "event", |
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260 G_CALLBACK(mainwin_event_cb), |
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261 beval); |
| 7 | 262 } |
| 263 } | |
| 264 | |
| 265 static void | |
| 266 removeEventHandler(BalloonEval *beval) | |
| 267 { | |
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268 g_signal_handlers_disconnect_by_func(G_OBJECT(beval->target), |
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269 FUNC2GENERIC(target_event_cb), |
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270 beval); |
| 7 | 271 |
| 272 if (gtk_socket_id == 0 && gui.mainwin != NULL | |
| 273 && gtk_widget_is_ancestor(beval->target, gui.mainwin)) | |
| 274 { | |
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275 g_signal_handlers_disconnect_by_func(G_OBJECT(gui.mainwin), |
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276 FUNC2GENERIC(mainwin_event_cb), |
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277 beval); |
| 7 | 278 } |
| 279 } | |
| 280 | |
| 281 static gint | |
| 282 target_event_cb(GtkWidget *widget, GdkEvent *event, gpointer data) | |
| 283 { | |
| 284 BalloonEval *beval = (BalloonEval *)data; | |
| 285 | |
| 286 switch (event->type) | |
| 287 { | |
| 288 case GDK_ENTER_NOTIFY: | |
| 289 pointer_event(beval, (int)event->crossing.x, | |
| 290 (int)event->crossing.y, | |
| 291 event->crossing.state); | |
| 292 break; | |
| 293 case GDK_MOTION_NOTIFY: | |
| 294 if (event->motion.is_hint) | |
| 295 { | |
| 296 int x; | |
| 297 int y; | |
| 298 GdkModifierType state; | |
| 299 /* | |
| 300 * GDK_POINTER_MOTION_HINT_MASK is set, thus we cannot obtain | |
| 301 * the coordinates from the GdkEventMotion struct directly. | |
| 302 */ | |
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303 # if GTK_CHECK_VERSION(3,0,0) |
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304 { |
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305 GdkWindow * const win = gtk_widget_get_window(widget); |
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306 GdkDisplay * const dpy = gdk_window_get_display(win); |
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307 # if GTK_CHECK_VERSION(3,20,0) |
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308 GdkSeat * const seat = gdk_display_get_default_seat(dpy); |
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309 GdkDevice * const dev = gdk_seat_get_pointer(seat); |
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310 # else |
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311 GdkDeviceManager * const mngr = gdk_display_get_device_manager(dpy); |
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312 GdkDevice * const dev = gdk_device_manager_get_client_pointer(mngr); |
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313 # endif |
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314 gdk_window_get_device_position(win, dev , &x, &y, &state); |
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315 } |
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316 # else |
| 7 | 317 gdk_window_get_pointer(widget->window, &x, &y, &state); |
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318 # endif |
| 7 | 319 pointer_event(beval, x, y, (unsigned int)state); |
| 320 } | |
| 321 else | |
| 322 { | |
| 323 pointer_event(beval, (int)event->motion.x, | |
| 324 (int)event->motion.y, | |
| 325 event->motion.state); | |
| 326 } | |
| 327 break; | |
| 328 case GDK_LEAVE_NOTIFY: | |
| 329 /* | |
| 330 * Ignore LeaveNotify events that are not "normal". | |
| 331 * Apparently we also get it when somebody else grabs focus. | |
| 332 */ | |
| 333 if (event->crossing.mode == GDK_CROSSING_NORMAL) | |
| 334 cancelBalloon(beval); | |
| 335 break; | |
| 336 case GDK_BUTTON_PRESS: | |
| 337 case GDK_SCROLL: | |
| 338 cancelBalloon(beval); | |
| 339 break; | |
| 340 case GDK_KEY_PRESS: | |
| 341 key_event(beval, event->key.keyval, TRUE); | |
| 342 break; | |
| 343 case GDK_KEY_RELEASE: | |
| 344 key_event(beval, event->key.keyval, FALSE); | |
| 345 break; | |
| 346 default: | |
| 347 break; | |
| 348 } | |
| 349 | |
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350 return FALSE; // continue emission |
| 7 | 351 } |
| 352 | |
| 353 static gint | |
| 1884 | 354 mainwin_event_cb(GtkWidget *widget UNUSED, GdkEvent *event, gpointer data) |
| 7 | 355 { |
| 356 BalloonEval *beval = (BalloonEval *)data; | |
| 357 | |
| 358 switch (event->type) | |
| 359 { | |
| 360 case GDK_KEY_PRESS: | |
| 361 key_event(beval, event->key.keyval, TRUE); | |
| 362 break; | |
| 363 case GDK_KEY_RELEASE: | |
| 364 key_event(beval, event->key.keyval, FALSE); | |
| 365 break; | |
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366 case GDK_LEAVE_NOTIFY: |
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367 // Ignore LeaveNotify events that are not "normal". |
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368 // Apparently we also get it when somebody else grabs focus. |
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369 if (event->crossing.mode == GDK_CROSSING_NORMAL) |
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370 cancelBalloon(beval); |
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371 break; |
| 7 | 372 default: |
| 373 break; | |
| 374 } | |
| 375 | |
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376 return FALSE; // continue emission |
| 7 | 377 } |
| 378 | |
| 379 static void | |
| 380 pointer_event(BalloonEval *beval, int x, int y, unsigned state) | |
| 381 { | |
| 382 int distance; | |
| 383 | |
| 384 distance = ABS(x - beval->x) + ABS(y - beval->y); | |
| 385 | |
| 386 if (distance > 4) | |
| 387 { | |
| 388 /* | |
| 389 * Moved out of the balloon location: cancel it. | |
| 390 * Remember button state | |
| 391 */ | |
| 392 beval->state = state; | |
| 393 cancelBalloon(beval); | |
| 394 | |
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395 // Mouse buttons are pressed - no balloon now |
| 7 | 396 if (!(state & ((int)GDK_BUTTON1_MASK | (int)GDK_BUTTON2_MASK |
| 397 | (int)GDK_BUTTON3_MASK))) | |
| 398 { | |
| 399 beval->x = x; | |
| 400 beval->y = y; | |
| 401 | |
| 402 if (state & (int)GDK_MOD1_MASK) | |
| 403 { | |
| 404 /* | |
| 405 * Alt is pressed -- enter super-evaluate-mode, | |
| 406 * where there is no time delay | |
| 407 */ | |
| 408 if (beval->msgCB != NULL) | |
| 409 { | |
| 410 beval->showState = ShS_PENDING; | |
| 411 (*beval->msgCB)(beval, state); | |
| 412 } | |
| 413 } | |
| 414 else | |
| 415 { | |
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416 beval->timerID = g_timeout_add((guint)p_bdlay, |
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417 &timeout_cb, beval); |
| 7 | 418 } |
| 419 } | |
| 420 } | |
| 421 } | |
| 422 | |
| 423 static void | |
| 424 key_event(BalloonEval *beval, unsigned keyval, int is_keypress) | |
| 425 { | |
| 426 if (beval->showState == ShS_SHOWING && beval->msgCB != NULL) | |
| 427 { | |
| 428 switch (keyval) | |
| 429 { | |
| 430 case GDK_Shift_L: | |
| 431 case GDK_Shift_R: | |
| 432 beval->showState = ShS_UPDATE_PENDING; | |
| 433 (*beval->msgCB)(beval, (is_keypress) | |
| 434 ? (int)GDK_SHIFT_MASK : 0); | |
| 435 break; | |
| 436 case GDK_Control_L: | |
| 437 case GDK_Control_R: | |
| 438 beval->showState = ShS_UPDATE_PENDING; | |
| 439 (*beval->msgCB)(beval, (is_keypress) | |
| 440 ? (int)GDK_CONTROL_MASK : 0); | |
| 441 break; | |
| 442 default: | |
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443 // Don't do this for key release, we apparently get these with |
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444 // focus changes in some GTK version. |
| 667 | 445 if (is_keypress) |
| 446 cancelBalloon(beval); | |
| 7 | 447 break; |
| 448 } | |
| 449 } | |
| 450 else | |
| 451 cancelBalloon(beval); | |
| 452 } | |
| 453 | |
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454 static gboolean |
| 7 | 455 timeout_cb(gpointer data) |
| 456 { | |
| 457 BalloonEval *beval = (BalloonEval *)data; | |
| 458 | |
| 459 beval->timerID = 0; | |
| 460 /* | |
| 461 * If the timer event happens then the mouse has stopped long enough for | |
| 462 * a request to be started. The request will only send to the debugger if | |
| 463 * there the mouse is pointing at real data. | |
| 464 */ | |
| 465 requestBalloon(beval); | |
| 466 | |
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467 return FALSE; // don't call me again |
| 7 | 468 } |
| 469 | |
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470 # if GTK_CHECK_VERSION(3,0,0) |
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471 static gboolean |
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472 balloon_draw_event_cb(GtkWidget *widget, |
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473 cairo_t *cr, |
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474 gpointer data UNUSED) |
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475 { |
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476 GtkStyleContext *context = NULL; |
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477 gint width = -1, height = -1; |
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478 |
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479 if (widget == NULL) |
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480 return TRUE; |
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481 |
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482 context = gtk_widget_get_style_context(widget); |
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483 width = gtk_widget_get_allocated_width(widget); |
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484 height = gtk_widget_get_allocated_height(widget); |
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485 |
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486 gtk_style_context_save(context); |
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487 |
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488 gtk_style_context_add_class(context, "tooltip"); |
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489 gtk_style_context_set_state(context, GTK_STATE_FLAG_NORMAL); |
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490 |
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491 cairo_save(cr); |
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492 gtk_render_frame(context, cr, 0, 0, width, height); |
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493 gtk_render_background(context, cr, 0, 0, width, height); |
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494 cairo_restore(cr); |
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495 |
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496 gtk_style_context_restore(context); |
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497 |
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498 return FALSE; |
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499 } |
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500 # else |
| 7 | 501 static gint |
| 1884 | 502 balloon_expose_event_cb(GtkWidget *widget, |
| 503 GdkEventExpose *event, | |
| 504 gpointer data UNUSED) | |
| 7 | 505 { |
| 506 gtk_paint_flat_box(widget->style, widget->window, | |
| 507 GTK_STATE_NORMAL, GTK_SHADOW_OUT, | |
| 508 &event->area, widget, "tooltip", | |
| 509 0, 0, -1, -1); | |
| 510 | |
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511 return FALSE; // continue emission |
| 7 | 512 } |
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513 # endif // !GTK_CHECK_VERSION(3,0,0) |
| 7 | 514 |
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515 #else // !FEAT_GUI_GTK |
| 7 | 516 |
| 517 static void | |
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518 addEventHandler(Widget target, BalloonEval *beval) |
| 7 | 519 { |
| 520 XtAddEventHandler(target, | |
| 521 PointerMotionMask | EnterWindowMask | | |
| 522 LeaveWindowMask | ButtonPressMask | KeyPressMask | | |
| 523 KeyReleaseMask, | |
| 524 False, | |
| 525 pointerEventEH, (XtPointer)beval); | |
| 526 } | |
| 527 | |
| 528 static void | |
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529 removeEventHandler(BalloonEval *beval) |
| 7 | 530 { |
| 531 XtRemoveEventHandler(beval->target, | |
| 532 PointerMotionMask | EnterWindowMask | | |
| 533 LeaveWindowMask | ButtonPressMask | KeyPressMask | | |
| 534 KeyReleaseMask, | |
| 535 False, | |
| 536 pointerEventEH, (XtPointer)beval); | |
| 537 } | |
| 538 | |
| 539 | |
| 540 /* | |
| 541 * The X event handler. All it does is call the real event handler. | |
| 542 */ | |
| 543 static void | |
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544 pointerEventEH( |
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545 Widget w UNUSED, |
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546 XtPointer client_data, |
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547 XEvent *event, |
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548 Boolean *unused UNUSED) |
| 7 | 549 { |
| 550 BalloonEval *beval = (BalloonEval *)client_data; | |
| 551 pointerEvent(beval, event); | |
| 552 } | |
| 553 | |
| 554 | |
| 555 /* | |
| 556 * The real event handler. Called by pointerEventEH() whenever an event we are | |
| 1228 | 557 * interested in occurs. |
| 7 | 558 */ |
| 559 | |
| 560 static void | |
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561 pointerEvent(BalloonEval *beval, XEvent *event) |
| 7 | 562 { |
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563 Position distance; // a measure of how much the pointer moved |
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564 Position delta; // used to compute distance |
| 7 | 565 |
| 566 switch (event->type) | |
| 567 { | |
| 568 case EnterNotify: | |
| 569 case MotionNotify: | |
| 570 delta = event->xmotion.x - beval->x; | |
| 571 if (delta < 0) | |
| 572 delta = -delta; | |
| 573 distance = delta; | |
| 574 delta = event->xmotion.y - beval->y; | |
| 575 if (delta < 0) | |
| 576 delta = -delta; | |
| 577 distance += delta; | |
| 578 if (distance > 4) | |
| 579 { | |
| 580 /* | |
| 581 * Moved out of the balloon location: cancel it. | |
| 582 * Remember button state | |
| 583 */ | |
| 584 beval->state = event->xmotion.state; | |
| 585 if (beval->state & (Button1Mask|Button2Mask|Button3Mask)) | |
| 586 { | |
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587 // Mouse buttons are pressed - no balloon now |
| 7 | 588 cancelBalloon(beval); |
| 589 } | |
| 590 else if (beval->state & (Mod1Mask|Mod2Mask|Mod3Mask)) | |
| 591 { | |
| 592 /* | |
| 593 * Alt is pressed -- enter super-evaluate-mode, | |
| 594 * where there is no time delay | |
| 595 */ | |
| 596 beval->x = event->xmotion.x; | |
| 597 beval->y = event->xmotion.y; | |
| 598 beval->x_root = event->xmotion.x_root; | |
| 599 beval->y_root = event->xmotion.y_root; | |
| 600 cancelBalloon(beval); | |
| 601 if (beval->msgCB != NULL) | |
| 602 { | |
| 603 beval->showState = ShS_PENDING; | |
| 604 (*beval->msgCB)(beval, beval->state); | |
| 605 } | |
| 606 } | |
| 607 else | |
| 608 { | |
| 609 beval->x = event->xmotion.x; | |
| 610 beval->y = event->xmotion.y; | |
| 611 beval->x_root = event->xmotion.x_root; | |
| 612 beval->y_root = event->xmotion.y_root; | |
| 613 cancelBalloon(beval); | |
| 614 beval->timerID = XtAppAddTimeOut( beval->appContext, | |
| 615 (long_u)p_bdlay, timerRoutine, beval); | |
| 616 } | |
| 617 } | |
| 618 break; | |
| 619 | |
| 620 /* | |
| 621 * Motif and Athena version: Keystrokes will be caught by the | |
| 622 * "textArea" widget, and handled in gui_x11_key_hit_cb(). | |
| 623 */ | |
| 624 case KeyPress: | |
| 625 if (beval->showState == ShS_SHOWING && beval->msgCB != NULL) | |
| 626 { | |
| 627 Modifiers modifier; | |
| 628 KeySym keysym; | |
| 629 | |
| 630 XtTranslateKeycode(gui.dpy, | |
| 631 event->xkey.keycode, event->xkey.state, | |
| 632 &modifier, &keysym); | |
| 633 if (keysym == XK_Shift_L || keysym == XK_Shift_R) | |
| 634 { | |
| 635 beval->showState = ShS_UPDATE_PENDING; | |
| 636 (*beval->msgCB)(beval, ShiftMask); | |
| 637 } | |
| 638 else if (keysym == XK_Control_L || keysym == XK_Control_R) | |
| 639 { | |
| 640 beval->showState = ShS_UPDATE_PENDING; | |
| 641 (*beval->msgCB)(beval, ControlMask); | |
| 642 } | |
| 643 else | |
| 644 cancelBalloon(beval); | |
| 645 } | |
| 646 else | |
| 647 cancelBalloon(beval); | |
| 648 break; | |
| 649 | |
| 650 case KeyRelease: | |
| 651 if (beval->showState == ShS_SHOWING && beval->msgCB != NULL) | |
| 652 { | |
| 653 Modifiers modifier; | |
| 654 KeySym keysym; | |
| 655 | |
| 656 XtTranslateKeycode(gui.dpy, event->xkey.keycode, | |
| 657 event->xkey.state, &modifier, &keysym); | |
| 658 if ((keysym == XK_Shift_L) || (keysym == XK_Shift_R)) { | |
| 659 beval->showState = ShS_UPDATE_PENDING; | |
| 660 (*beval->msgCB)(beval, 0); | |
| 661 } | |
| 662 else if ((keysym == XK_Control_L) || (keysym == XK_Control_R)) | |
| 663 { | |
| 664 beval->showState = ShS_UPDATE_PENDING; | |
| 665 (*beval->msgCB)(beval, 0); | |
| 666 } | |
| 667 else | |
| 668 cancelBalloon(beval); | |
| 669 } | |
| 670 else | |
| 671 cancelBalloon(beval); | |
| 672 break; | |
| 673 | |
| 674 case LeaveNotify: | |
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675 // Ignore LeaveNotify events that are not "normal". |
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676 // Apparently we also get it when somebody else grabs focus. |
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677 // Happens for me every two seconds (some clipboard tool?) |
| 7 | 678 if (event->xcrossing.mode == NotifyNormal) |
| 679 cancelBalloon(beval); | |
| 680 break; | |
| 681 | |
| 682 case ButtonPress: | |
| 683 cancelBalloon(beval); | |
| 684 break; | |
| 685 | |
| 686 default: | |
| 687 break; | |
| 688 } | |
| 689 } | |
| 690 | |
| 691 static void | |
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692 timerRoutine(XtPointer dx, XtIntervalId *id UNUSED) |
| 7 | 693 { |
| 694 BalloonEval *beval = (BalloonEval *)dx; | |
| 695 | |
| 696 beval->timerID = (XtIntervalId)NULL; | |
| 697 | |
| 698 /* | |
| 699 * If the timer event happens then the mouse has stopped long enough for | |
| 700 * a request to be started. The request will only send to the debugger if | |
| 701 * there the mouse is pointing at real data. | |
| 702 */ | |
| 703 requestBalloon(beval); | |
| 704 } | |
| 705 | |
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706 #endif // !FEAT_GUI_GTK |
| 7 | 707 |
| 708 static void | |
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709 requestBalloon(BalloonEval *beval) |
| 7 | 710 { |
| 711 if (beval->showState != ShS_PENDING) | |
| 712 { | |
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713 // Determine the beval to display |
| 7 | 714 if (beval->msgCB != NULL) |
| 715 { | |
| 716 beval->showState = ShS_PENDING; | |
| 717 (*beval->msgCB)(beval, beval->state); | |
| 718 } | |
| 719 else if (beval->msg != NULL) | |
| 720 drawBalloon(beval); | |
| 721 } | |
| 722 } | |
| 723 | |
| 724 #ifdef FEAT_GUI_GTK | |
| 725 /* | |
| 726 * Convert the string to UTF-8 if 'encoding' is not "utf-8". | |
| 727 * Replace any non-printable characters and invalid bytes sequences with | |
| 728 * "^X" or "<xx>" escapes, and apply SpecialKey highlighting to them. | |
| 729 * TAB and NL are passed through unscathed. | |
| 730 */ | |
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731 # define IS_NONPRINTABLE(c) (((c) < 0x20 && (c) != TAB && (c) != NL) \ |
| 7 | 732 || (c) == DEL) |
| 733 static void | |
| 944 | 734 set_printable_label_text(GtkLabel *label, char_u *text) |
| 7 | 735 { |
| 736 char_u *convbuf = NULL; | |
| 737 char_u *buf; | |
| 738 char_u *p; | |
| 739 char_u *pdest; | |
| 740 unsigned int len; | |
| 741 int charlen; | |
| 742 int uc; | |
| 743 PangoAttrList *attr_list; | |
| 744 | |
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745 // Convert to UTF-8 if it isn't already |
| 7 | 746 if (output_conv.vc_type != CONV_NONE) |
| 747 { | |
| 944 | 748 convbuf = string_convert(&output_conv, text, NULL); |
| 7 | 749 if (convbuf != NULL) |
| 944 | 750 text = convbuf; |
| 7 | 751 } |
| 752 | |
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753 // First let's see how much we need to allocate |
| 7 | 754 len = 0; |
| 944 | 755 for (p = text; *p != NUL; p += charlen) |
| 7 | 756 { |
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757 if ((*p & 0x80) == 0) // be quick for ASCII |
| 7 | 758 { |
| 759 charlen = 1; | |
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760 len += IS_NONPRINTABLE(*p) ? 2 : 1; // nonprintable: ^X |
| 7 | 761 } |
| 762 else | |
| 763 { | |
| 474 | 764 charlen = utf_ptr2len(p); |
| 7 | 765 uc = utf_ptr2char(p); |
| 766 | |
| 767 if (charlen != utf_char2len(uc)) | |
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768 charlen = 1; // reject overlong sequences |
| 7 | 769 |
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770 if (charlen == 1 || uc < 0xa0) // illegal byte or |
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771 len += 4; // control char: <xx> |
| 7 | 772 else if (!utf_printable(uc)) |
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773 // Note: we assume here that utf_printable() doesn't |
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774 // care about characters outside the BMP. |
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775 len += 6; // nonprintable: <xxxx> |
| 7 | 776 else |
| 777 len += charlen; | |
| 778 } | |
| 779 } | |
| 780 | |
| 781 attr_list = pango_attr_list_new(); | |
| 782 buf = alloc(len + 1); | |
| 783 | |
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784 // Now go for the real work |
| 7 | 785 if (buf != NULL) |
| 786 { | |
| 787 attrentry_T *aep; | |
| 788 PangoAttribute *attr; | |
| 789 guicolor_T pixel; | |
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790 #if GTK_CHECK_VERSION(3,0,0) |
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791 GdkRGBA color = { 0.0, 0.0, 0.0, 1.0 }; |
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792 # if PANGO_VERSION_CHECK(1,38,0) |
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793 PangoAttribute *attr_alpha; |
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794 # endif |
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795 #else |
| 7 | 796 GdkColor color = { 0, 0, 0, 0 }; |
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797 #endif |
| 7 | 798 |
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799 // Look up the RGB values of the SpecialKey foreground color. |
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800 aep = syn_gui_attr2entry(HL_ATTR(HLF_8)); |
| 7 | 801 pixel = (aep != NULL) ? aep->ae_u.gui.fg_color : INVALCOLOR; |
| 802 if (pixel != INVALCOLOR) | |
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803 # if GTK_CHECK_VERSION(3,0,0) |
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804 { |
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805 color.red = ((pixel & 0xff0000) >> 16) / 255.0; |
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806 color.green = ((pixel & 0xff00) >> 8) / 255.0; |
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807 color.blue = (pixel & 0xff) / 255.0; |
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808 color.alpha = 1.0; |
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809 } |
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810 # else |
| 7 | 811 gdk_colormap_query_color(gtk_widget_get_colormap(gui.drawarea), |
| 812 (unsigned long)pixel, &color); | |
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813 # endif |
| 7 | 814 |
| 815 pdest = buf; | |
| 944 | 816 p = text; |
| 7 | 817 while (*p != NUL) |
| 818 { | |
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819 // Be quick for ASCII |
| 7 | 820 if ((*p & 0x80) == 0 && !IS_NONPRINTABLE(*p)) |
| 821 { | |
| 822 *pdest++ = *p++; | |
| 823 } | |
| 824 else | |
| 825 { | |
| 474 | 826 charlen = utf_ptr2len(p); |
| 7 | 827 uc = utf_ptr2char(p); |
| 828 | |
| 829 if (charlen != utf_char2len(uc)) | |
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830 charlen = 1; // reject overlong sequences |
| 7 | 831 |
| 832 if (charlen == 1 || uc < 0xa0 || !utf_printable(uc)) | |
| 833 { | |
| 834 int outlen; | |
| 835 | |
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836 // Careful: we can't just use transchar_byte() here, |
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837 // since 'encoding' is not necessarily set to "utf-8". |
| 7 | 838 if (*p & 0x80 && charlen == 1) |
| 839 { | |
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840 transchar_hex(pdest, *p); // <xx> |
| 7 | 841 outlen = 4; |
| 842 } | |
| 843 else if (uc >= 0x80) | |
| 844 { | |
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845 // Note: we assume here that utf_printable() doesn't |
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846 // care about characters outside the BMP. |
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847 transchar_hex(pdest, uc); // <xx> or <xxxx> |
| 7 | 848 outlen = (uc < 0x100) ? 4 : 6; |
| 849 } | |
| 850 else | |
| 851 { | |
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852 transchar_nonprint(curbuf, pdest, *p); // ^X |
| 7 | 853 outlen = 2; |
| 854 } | |
| 855 if (pixel != INVALCOLOR) | |
| 856 { | |
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857 #if GTK_CHECK_VERSION(3,0,0) |
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858 # define DOUBLE2UINT16(val) ((guint16)((val) * 65535 + 0.5)) |
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859 attr = pango_attr_foreground_new( |
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860 DOUBLE2UINT16(color.red), |
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861 DOUBLE2UINT16(color.green), |
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862 DOUBLE2UINT16(color.blue)); |
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863 # if PANGO_VERSION_CHECK(1,38,0) |
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864 attr_alpha = pango_attr_foreground_alpha_new( |
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865 DOUBLE2UINT16(color.alpha)); |
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866 # endif |
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867 # undef DOUBLE2UINT16 |
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868 #else |
| 7 | 869 attr = pango_attr_foreground_new( |
| 870 color.red, color.green, color.blue); | |
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871 #endif |
| 7 | 872 attr->start_index = pdest - buf; |
| 873 attr->end_index = pdest - buf + outlen; | |
| 874 pango_attr_list_insert(attr_list, attr); | |
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875 #if GTK_CHECK_VERSION(3,0,0) |
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876 # if PANGO_VERSION_CHECK(1,38,0) |
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877 attr_alpha->start_index = pdest - buf; |
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878 attr_alpha->end_index = pdest - buf + outlen; |
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879 pango_attr_list_insert(attr_list, attr_alpha); |
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880 # endif |
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881 #endif |
| 7 | 882 } |
| 883 pdest += outlen; | |
| 884 p += charlen; | |
| 885 } | |
| 886 else | |
| 887 { | |
| 888 do | |
| 889 *pdest++ = *p++; | |
| 890 while (--charlen != 0); | |
| 891 } | |
| 892 } | |
| 893 } | |
| 894 *pdest = NUL; | |
| 895 } | |
| 896 | |
| 897 vim_free(convbuf); | |
| 898 | |
| 899 gtk_label_set_text(label, (const char *)buf); | |
| 900 vim_free(buf); | |
| 901 | |
| 902 gtk_label_set_attributes(label, attr_list); | |
| 903 pango_attr_list_unref(attr_list); | |
| 904 } | |
|
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905 # undef IS_NONPRINTABLE |
| 7 | 906 |
| 907 /* | |
| 908 * Draw a balloon. | |
| 909 */ | |
| 910 static void | |
| 911 drawBalloon(BalloonEval *beval) | |
| 912 { | |
| 913 if (beval->msg != NULL) | |
| 914 { | |
| 915 GtkRequisition requisition; | |
| 916 int screen_w; | |
| 917 int screen_h; | |
|
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918 int screen_x; |
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919 int screen_y; |
| 7 | 920 int x; |
| 921 int y; | |
| 922 int x_offset = EVAL_OFFSET_X; | |
| 923 int y_offset = EVAL_OFFSET_Y; | |
| 924 PangoLayout *layout; | |
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925 |
|
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926 # if !GTK_CHECK_VERSION(3,22,2) |
| 7 | 927 GdkScreen *screen; |
| 928 | |
| 929 screen = gtk_widget_get_screen(beval->target); | |
| 930 gtk_window_set_screen(GTK_WINDOW(beval->balloonShell), screen); | |
| 931 # endif | |
|
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932 gui_gtk_get_screen_geom_of_win(beval->target, 0, 0, |
|
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933 &screen_x, &screen_y, &screen_w, &screen_h); |
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934 # if !GTK_CHECK_VERSION(3,0,0) |
| 7 | 935 gtk_widget_ensure_style(beval->balloonShell); |
| 936 gtk_widget_ensure_style(beval->balloonLabel); | |
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937 # endif |
| 7 | 938 |
| 939 set_printable_label_text(GTK_LABEL(beval->balloonLabel), beval->msg); | |
| 940 /* | |
| 941 * Dirty trick: Enable wrapping mode on the label's layout behind its | |
| 942 * back. This way GtkLabel won't try to constrain the wrap width to a | |
| 943 * builtin maximum value of about 65 Latin characters. | |
| 944 */ | |
| 945 layout = gtk_label_get_layout(GTK_LABEL(beval->balloonLabel)); | |
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946 # ifdef PANGO_WRAP_WORD_CHAR |
| 7 | 947 pango_layout_set_wrap(layout, PANGO_WRAP_WORD_CHAR); |
|
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948 # else |
| 7 | 949 pango_layout_set_wrap(layout, PANGO_WRAP_WORD); |
|
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950 # endif |
| 7 | 951 pango_layout_set_width(layout, |
|
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952 // try to come up with some reasonable width |
| 7 | 953 PANGO_SCALE * CLAMP(gui.num_cols * gui.char_width, |
| 954 screen_w / 2, | |
| 955 MAX(20, screen_w - 20))); | |
| 956 | |
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957 // Calculate the balloon's width and height. |
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958 # if GTK_CHECK_VERSION(3,0,0) |
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959 gtk_widget_get_preferred_size(beval->balloonShell, &requisition, NULL); |
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960 # else |
| 7 | 961 gtk_widget_size_request(beval->balloonShell, &requisition); |
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962 # endif |
| 7 | 963 |
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964 // Compute position of the balloon area |
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965 gdk_window_get_origin(gtk_widget_get_window(beval->target), &x, &y); |
| 7 | 966 x += beval->x; |
| 967 y += beval->y; | |
| 968 | |
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969 // Get out of the way of the mouse pointer |
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970 if (x + x_offset + requisition.width > screen_x + screen_w) |
| 7 | 971 y_offset += 15; |
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972 if (y + y_offset + requisition.height > screen_y + screen_h) |
| 7 | 973 y_offset = -requisition.height - EVAL_OFFSET_Y; |
| 974 | |
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975 // Sanitize values |
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976 x = CLAMP(x + x_offset, 0, |
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977 MAX(0, screen_x + screen_w - requisition.width)); |
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978 y = CLAMP(y + y_offset, 0, |
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979 MAX(0, screen_y + screen_h - requisition.height)); |
| 7 | 980 |
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981 // Show the balloon |
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982 # if GTK_CHECK_VERSION(3,0,0) |
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983 gtk_window_move(GTK_WINDOW(beval->balloonShell), x, y); |
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984 # else |
| 7 | 985 gtk_widget_set_uposition(beval->balloonShell, x, y); |
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986 # endif |
| 7 | 987 gtk_widget_show(beval->balloonShell); |
| 988 | |
| 989 beval->showState = ShS_SHOWING; | |
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990 gui_mch_update(); |
| 7 | 991 } |
| 992 } | |
| 993 | |
| 994 /* | |
| 995 * Undraw a balloon. | |
| 996 */ | |
| 997 static void | |
| 998 undrawBalloon(BalloonEval *beval) | |
| 999 { | |
| 1000 if (beval->balloonShell != NULL) | |
| 1001 gtk_widget_hide(beval->balloonShell); | |
| 1002 beval->showState = ShS_NEUTRAL; | |
| 1003 } | |
| 1004 | |
| 1005 static void | |
| 1006 cancelBalloon(BalloonEval *beval) | |
| 1007 { | |
| 1008 if (beval->showState == ShS_SHOWING | |
| 1009 || beval->showState == ShS_UPDATE_PENDING) | |
| 1010 undrawBalloon(beval); | |
| 1011 | |
| 1012 if (beval->timerID != 0) | |
| 1013 { | |
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1014 g_source_remove(beval->timerID); |
| 7 | 1015 beval->timerID = 0; |
| 1016 } | |
| 1017 beval->showState = ShS_NEUTRAL; | |
| 1018 } | |
| 1019 | |
| 1020 static void | |
| 1021 createBalloonEvalWindow(BalloonEval *beval) | |
| 1022 { | |
| 1023 beval->balloonShell = gtk_window_new(GTK_WINDOW_POPUP); | |
| 1024 | |
| 1025 gtk_widget_set_app_paintable(beval->balloonShell, TRUE); | |
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1026 gtk_window_set_resizable(GTK_WINDOW(beval->balloonShell), FALSE); |
| 7 | 1027 gtk_widget_set_name(beval->balloonShell, "gtk-tooltips"); |
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1028 gtk_container_set_border_width(GTK_CONTAINER(beval->balloonShell), 4); |
| 7 | 1029 |
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1030 # if GTK_CHECK_VERSION(3,0,0) |
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1031 g_signal_connect(G_OBJECT(beval->balloonShell), "draw", |
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1032 G_CALLBACK(balloon_draw_event_cb), NULL); |
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1033 # else |
| 7 | 1034 gtk_signal_connect((GtkObject*)(beval->balloonShell), "expose_event", |
| 1035 GTK_SIGNAL_FUNC(balloon_expose_event_cb), NULL); | |
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1036 # endif |
| 7 | 1037 beval->balloonLabel = gtk_label_new(NULL); |
| 1038 | |
| 1039 gtk_label_set_line_wrap(GTK_LABEL(beval->balloonLabel), FALSE); | |
| 1040 gtk_label_set_justify(GTK_LABEL(beval->balloonLabel), GTK_JUSTIFY_LEFT); | |
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1041 # if GTK_CHECK_VERSION(3,16,0) |
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1042 gtk_label_set_xalign(GTK_LABEL(beval->balloonLabel), 0.5); |
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1043 gtk_label_set_yalign(GTK_LABEL(beval->balloonLabel), 0.5); |
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1044 # elif GTK_CHECK_VERSION(3,14,0) |
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1045 GValue align_val = G_VALUE_INIT; |
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1046 g_value_init(&align_val, G_TYPE_FLOAT); |
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1047 g_value_set_float(&align_val, 0.5); |
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1048 g_object_set_property(G_OBJECT(beval->balloonLabel), "xalign", &align_val); |
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1049 g_object_set_property(G_OBJECT(beval->balloonLabel), "yalign", &align_val); |
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1050 g_value_unset(&align_val); |
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1051 # else |
| 7 | 1052 gtk_misc_set_alignment(GTK_MISC(beval->balloonLabel), 0.5f, 0.5f); |
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1053 # endif |
| 7 | 1054 gtk_widget_set_name(beval->balloonLabel, "vim-balloon-label"); |
| 1055 gtk_widget_show(beval->balloonLabel); | |
| 1056 | |
| 1057 gtk_container_add(GTK_CONTAINER(beval->balloonShell), beval->balloonLabel); | |
| 1058 } | |
| 1059 | |
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1060 #else // !FEAT_GUI_GTK |
| 7 | 1061 |
| 1062 /* | |
| 1063 * Draw a balloon. | |
| 1064 */ | |
| 1065 static void | |
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1066 drawBalloon(BalloonEval *beval) |
| 7 | 1067 { |
| 1068 Dimension w; | |
| 1069 Dimension h; | |
| 1070 Position tx; | |
| 1071 Position ty; | |
| 1072 | |
| 1073 if (beval->msg != NULL) | |
| 1074 { | |
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1075 // Show the Balloon |
| 7 | 1076 |
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1077 // Calculate the label's width and height |
| 7 | 1078 #ifdef FEAT_GUI_MOTIF |
| 1079 XmString s; | |
| 1080 | |
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1081 // For the callback function we parse NL characters to create a |
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1082 // multi-line label. This doesn't work for all languages, but |
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1083 // XmStringCreateLocalized() doesn't do multi-line labels... |
| 7 | 1084 if (beval->msgCB != NULL) |
| 1085 s = XmStringCreateLtoR((char *)beval->msg, XmFONTLIST_DEFAULT_TAG); | |
| 1086 else | |
| 1087 s = XmStringCreateLocalized((char *)beval->msg); | |
| 1088 { | |
| 1089 XmFontList fl; | |
| 1090 | |
| 1091 fl = gui_motif_fontset2fontlist(&gui.tooltip_fontset); | |
| 6003 | 1092 if (fl == NULL) |
| 7 | 1093 { |
| 6003 | 1094 XmStringFree(s); |
| 1095 return; | |
| 7 | 1096 } |
| 6003 | 1097 XmStringExtent(fl, s, &w, &h); |
| 1098 XmFontListFree(fl); | |
| 7 | 1099 } |
| 1100 w += gui.border_offset << 1; | |
| 1101 h += gui.border_offset << 1; | |
| 1102 XtVaSetValues(beval->balloonLabel, XmNlabelString, s, NULL); | |
| 1103 XmStringFree(s); | |
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1104 #else // Athena |
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1105 // Assume XtNinternational == True |
| 7 | 1106 XFontSet fset; |
| 1107 XFontSetExtents *ext; | |
| 1108 | |
| 1109 XtVaGetValues(beval->balloonLabel, XtNfontSet, &fset, NULL); | |
| 1110 ext = XExtentsOfFontSet(fset); | |
| 1111 h = ext->max_ink_extent.height; | |
| 1112 w = XmbTextEscapement(fset, | |
| 1113 (char *)beval->msg, | |
| 1114 (int)STRLEN(beval->msg)); | |
| 1115 w += gui.border_offset << 1; | |
| 1116 h += gui.border_offset << 1; | |
| 1117 XtVaSetValues(beval->balloonLabel, XtNlabel, beval->msg, NULL); | |
| 1118 #endif | |
| 1119 | |
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1120 // Compute position of the balloon area |
| 7 | 1121 tx = beval->x_root + EVAL_OFFSET_X; |
| 1122 ty = beval->y_root + EVAL_OFFSET_Y; | |
| 1123 if ((tx + w) > beval->screen_width) | |
| 1124 tx = beval->screen_width - w; | |
| 1125 if ((ty + h) > beval->screen_height) | |
| 1126 ty = beval->screen_height - h; | |
| 1127 #ifdef FEAT_GUI_MOTIF | |
| 1128 XtVaSetValues(beval->balloonShell, | |
| 1129 XmNx, tx, | |
| 1130 XmNy, ty, | |
| 1131 NULL); | |
| 1132 #else | |
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1133 // Athena |
| 7 | 1134 XtVaSetValues(beval->balloonShell, |
| 1135 XtNx, tx, | |
| 1136 XtNy, ty, | |
| 1137 NULL); | |
| 1138 #endif | |
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1139 // Set tooltip colors |
| 1844 | 1140 { |
| 1141 Arg args[2]; | |
| 1142 | |
| 1143 #ifdef FEAT_GUI_MOTIF | |
| 1144 args[0].name = XmNbackground; | |
| 1145 args[0].value = gui.tooltip_bg_pixel; | |
| 1146 args[1].name = XmNforeground; | |
| 1147 args[1].value = gui.tooltip_fg_pixel; | |
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1148 #else // Athena |
| 1844 | 1149 args[0].name = XtNbackground; |
| 1150 args[0].value = gui.tooltip_bg_pixel; | |
| 1151 args[1].name = XtNforeground; | |
| 1152 args[1].value = gui.tooltip_fg_pixel; | |
| 1153 #endif | |
| 1154 XtSetValues(beval->balloonLabel, &args[0], XtNumber(args)); | |
| 1155 } | |
| 7 | 1156 |
| 1157 XtPopup(beval->balloonShell, XtGrabNone); | |
| 1158 | |
| 1159 beval->showState = ShS_SHOWING; | |
| 1160 | |
| 1161 current_beval = beval; | |
| 1162 } | |
| 1163 } | |
| 1164 | |
| 1165 /* | |
| 1166 * Undraw a balloon. | |
| 1167 */ | |
| 1168 static void | |
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1169 undrawBalloon(BalloonEval *beval) |
| 7 | 1170 { |
| 1171 if (beval->balloonShell != (Widget)0) | |
| 1172 XtPopdown(beval->balloonShell); | |
| 1173 beval->showState = ShS_NEUTRAL; | |
| 1174 | |
| 1175 current_beval = NULL; | |
| 1176 } | |
| 1177 | |
| 1178 static void | |
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1179 cancelBalloon(BalloonEval *beval) |
| 7 | 1180 { |
| 1181 if (beval->showState == ShS_SHOWING | |
| 1182 || beval->showState == ShS_UPDATE_PENDING) | |
| 1183 undrawBalloon(beval); | |
| 1184 | |
| 1185 if (beval->timerID != (XtIntervalId)NULL) | |
| 1186 { | |
| 1187 XtRemoveTimeOut(beval->timerID); | |
| 1188 beval->timerID = (XtIntervalId)NULL; | |
| 1189 } | |
| 1190 beval->showState = ShS_NEUTRAL; | |
| 1191 } | |
| 1192 | |
| 1193 | |
| 1194 static void | |
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1195 createBalloonEvalWindow(BalloonEval *beval) |
| 7 | 1196 { |
| 1197 Arg args[12]; | |
| 1198 int n; | |
| 1199 | |
| 1200 n = 0; | |
| 1201 #ifdef FEAT_GUI_MOTIF | |
| 1202 XtSetArg(args[n], XmNallowShellResize, True); n++; | |
| 1203 beval->balloonShell = XtAppCreateShell("balloonEval", "BalloonEval", | |
| 1204 overrideShellWidgetClass, gui.dpy, args, n); | |
| 1205 #else | |
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1206 // Athena |
| 7 | 1207 XtSetArg(args[n], XtNallowShellResize, True); n++; |
| 1208 beval->balloonShell = XtAppCreateShell("balloonEval", "BalloonEval", | |
| 1209 overrideShellWidgetClass, gui.dpy, args, n); | |
| 1210 #endif | |
| 1211 | |
| 1212 n = 0; | |
| 1213 #ifdef FEAT_GUI_MOTIF | |
| 1214 { | |
| 1215 XmFontList fl; | |
| 1216 | |
| 1217 fl = gui_motif_fontset2fontlist(&gui.tooltip_fontset); | |
| 1218 XtSetArg(args[n], XmNforeground, gui.tooltip_fg_pixel); n++; | |
| 1219 XtSetArg(args[n], XmNbackground, gui.tooltip_bg_pixel); n++; | |
| 1220 XtSetArg(args[n], XmNfontList, fl); n++; | |
| 1221 XtSetArg(args[n], XmNalignment, XmALIGNMENT_BEGINNING); n++; | |
| 1222 beval->balloonLabel = XtCreateManagedWidget("balloonLabel", | |
| 1223 xmLabelWidgetClass, beval->balloonShell, args, n); | |
| 1224 } | |
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1225 #else // FEAT_GUI_ATHENA |
| 7 | 1226 XtSetArg(args[n], XtNforeground, gui.tooltip_fg_pixel); n++; |
| 1227 XtSetArg(args[n], XtNbackground, gui.tooltip_bg_pixel); n++; | |
| 1228 XtSetArg(args[n], XtNinternational, True); n++; | |
| 1229 XtSetArg(args[n], XtNfontSet, gui.tooltip_fontset); n++; | |
| 1230 beval->balloonLabel = XtCreateManagedWidget("balloonLabel", | |
| 1231 labelWidgetClass, beval->balloonShell, args, n); | |
| 1232 #endif | |
| 1233 } | |
| 1234 | |
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1235 #endif // !FEAT_GUI_GTK |
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1236 #endif // !FEAT_GUI_MSWIN |
| 7 | 1237 |
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1238 #endif // FEAT_BEVAL_GUI |