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1.1 ! root 1: #include <X/mit-copyright.h> ! 2: ! 3: /* $Header: XMenuCreate.c,v 10.9 86/02/01 16:14:36 tony Rel $ */ ! 4: /* Copyright Massachusetts Institute of Technology 1985 */ ! 5: ! 6: /* ! 7: * XMenu: MIT Project Athena, X Window system menu package ! 8: * ! 9: * XMenuCreate - Creates an X window system menu object. ! 10: * ! 11: * Author: Tony Della Fera, DEC ! 12: * January 23, 1986 ! 13: * ! 14: */ ! 15: ! 16: #include "XMenuInternal.h" ! 17: ! 18: #include "../bitmaps/dimple1.bitmap" ! 19: #include "../bitmaps/dimple3.bitmap" ! 20: #include "../bitmaps/gray1.bitmap" ! 21: #include "../bitmaps/gray3.bitmap" ! 22: #include "../bitmaps/cross_weave.bitmap" ! 23: ! 24: #include "../cursors/left_ptr.cursor" ! 25: #include "../cursors/left_ptr_mask.cursor" ! 26: #include "../cursors/right_ptr.cursor" ! 27: #include "../cursors/right_ptr_mask.cursor" ! 28: #include "../cursors/center_ptr.cursor" ! 29: #include "../cursors/center_ptr_mask.cursor" ! 30: ! 31: #define DEF_FREEZE 0 ! 32: #define DEF_MENU_STYLE RIGHT ! 33: #define DEF_MENU_MODE INVERT ! 34: #define DEF_INACT_PNUM 3 ! 35: #define MAX_INACT_PNUM 4 ! 36: ! 37: #define DEF_P_STYLE CENTER ! 38: #define DEF_P_EVENTS (EnterWindow | ExposeWindow) ! 39: #define DEF_P_FNT_NAME "8x13" ! 40: #define DEF_P_SPREAD 0.5 ! 41: #define DEF_P_BDR_WIDTH 2 ! 42: ! 43: #define DEF_S_STYLE LEFT ! 44: #define DEF_S_EVENTS (EnterWindow | LeaveWindow) ! 45: #define DEF_S_FNT_NAME "6x10" ! 46: #define DEF_S_SPREAD 0.10 ! 47: #define DEF_S_BDR_WIDTH 1 ! 48: ! 49: #define DEF_P_BDR_COLOR BlackPixel ! 50: #define DEF_S_BDR_COLOR BlackPixel ! 51: #define DEF_P_FRG_COLOR BlackPixel ! 52: #define DEF_S_FRG_COLOR BlackPixel ! 53: #define DEF_BKGND_COLOR WhitePixel ! 54: #define DEF_MOUSE_COLOR BlackPixel ! 55: ! 56: #define XASSOC_TABLE_SIZE 64 ! 57: ! 58: #define TILE_BUF_SIZE 5 ! 59: ! 60: int atoi(); ! 61: double atof(); ! 62: ! 63: XMenu * ! 64: XMenuCreate(parent, def_env) ! 65: Window parent; /* Window ID of the menu's parent window. */ ! 66: register char *def_env; /* X Defaults program environment name. */ ! 67: { ! 68: register int i; /* Loop counter. */ ! 69: register int j; /* Loop counter. */ ! 70: register char *def_val; /* X Default value temp variable. */ ! 71: ! 72: register XMenu *menu; /* Pointer to the new menu. */ ! 73: XMStyle menu_style; /* Menu display style. */ ! 74: XMMode menu_mode; /* Menu display mode. */ ! 75: XMPane *pane; /* Pane list header. */ ! 76: XAssocTable *assoc_tab; /* XAssocTable pointer. */ ! 77: Cursor mouse_cursor; /* Mouse cursor. */ ! 78: int freeze; /* Freeze server mode. */ ! 79: int tile_count; /* Number of tiles created by XMakeTiles. */ ! 80: ! 81: XMStyle p_style; /* Pane display style. */ ! 82: char *p_fnt_name; /* Flag font name. */ ! 83: FontInfo *p_fnt_info; /* Flag font information. */ ! 84: int p_fnt_pad; /* Flag font padding in pixels. */ ! 85: double p_spread; /* Pane spread in flag height fractions. */ ! 86: int p_bdr_width; /* Pane border width. */ ! 87: int flag_height; /* Flag window height. */ ! 88: int p_height; /* Pane window height. */ ! 89: int p_x_off; /* Pane X offset. */ ! 90: int p_y_off; /* Pane Y offset. */ ! 91: ! 92: XMStyle s_style; /* Selection display style. */ ! 93: char *s_fnt_name; /* Selection font name. */ ! 94: FontInfo *s_fnt_info; /* Selection font information. */ ! 95: int s_fnt_pad; /* Selection font padding in pixels. */ ! 96: double s_spread; /* Select spread in line height fractions. */ ! 97: int s_bdr_width; /* Highlight border width. */ ! 98: int s_height; /* Selection window height. */ ! 99: int s_x_off; /* Selection window X offset. */ ! 100: int s_y_off; /* Selection window Y offset. */ ! 101: ! 102: Color color_def; /* Color definition holder. */ ! 103: int p_bdr_color; /* Color of border pixmap. */ ! 104: int s_bdr_color; /* Color of highlight pixmap. */ ! 105: int p_frg_color; /* Color of pane foreground pixmap. */ ! 106: int s_frg_color; /* Color of selection foreground pixmap. */ ! 107: int bkgnd_color; /* Color of background pixmap. */ ! 108: int mouse_color; /* Color of mouse cursor. */ ! 109: ! 110: Bitmap inact_bitmap; /* Inactive background pattern bitmap. */ ! 111: int inact_pnum; /* Inactive background pattern number. */ ! 112: ! 113: Pixmap p_bdr_pixmap; /* Pane border pixmap. */ ! 114: Pixmap s_bdr_pixmap; /* Selection border pixmap. */ ! 115: Pixmap p_frg_pixmap; /* Pane forground pixmap. */ ! 116: Pixmap s_frg_pixmap; /* Selection forground pixmap. */ ! 117: Pixmap bkgnd_pixmap; /* Menu background pixmap. */ ! 118: Pixmap inact_pixmap; /* Menu inactive pixmap. */ ! 119: ! 120: TileFrame tile_buf[TILE_BUF_SIZE]; /* XMakeTiles buffer. */ ! 121: ! 122: /* ! 123: * Calloc the XMenu structure and the initial pane. ! 124: */ ! 125: menu = (XMenu *)calloc(1, sizeof(XMenu)); ! 126: if (menu == NULL) { ! 127: _XMErrorCode = XME_CALLOC; ! 128: return(NULL); ! 129: } ! 130: pane = (XMPane *)calloc(1, sizeof(XMPane)); ! 131: if (pane == NULL) { ! 132: _XMErrorCode = XME_CALLOC; ! 133: return(NULL); ! 134: } ! 135: ! 136: /* ! 137: * Create the XAssocTable. ! 138: */ ! 139: assoc_tab = (XAssocTable *)XCreateAssocTable(XASSOC_TABLE_SIZE); ! 140: if (assoc_tab == NULL) { ! 141: _XMErrorCode = XME_CREATE_ASSOC; ! 142: return(NULL); ! 143: } ! 144: ! 145: /* ! 146: * Set up the default environment name. ! 147: */ ! 148: if (def_env == NULL || *def_env == '\0') def_env = "XMenu"; ! 149: ! 150: /* ! 151: * Set up internal fail-safe defaults. ! 152: */ ! 153: freeze = DEF_FREEZE; ! 154: menu_style = DEF_MENU_STYLE; ! 155: menu_mode = DEF_MENU_MODE; ! 156: inact_pnum = DEF_INACT_PNUM; ! 157: ! 158: p_style = DEF_P_STYLE; ! 159: p_spread = DEF_P_SPREAD; ! 160: p_fnt_name = DEF_P_FNT_NAME; ! 161: p_bdr_width = DEF_P_BDR_WIDTH; ! 162: ! 163: s_style = DEF_S_STYLE; ! 164: s_spread = DEF_S_SPREAD; ! 165: s_fnt_name = DEF_S_FNT_NAME; ! 166: s_bdr_width = DEF_S_BDR_WIDTH; ! 167: ! 168: p_bdr_color = DEF_P_BDR_COLOR; ! 169: s_bdr_color = DEF_S_BDR_COLOR; ! 170: p_frg_color = DEF_P_FRG_COLOR; ! 171: s_frg_color = DEF_S_FRG_COLOR; ! 172: bkgnd_color = DEF_BKGND_COLOR; ! 173: mouse_color = DEF_MOUSE_COLOR; ! 174: ! 175: /* ! 176: * Get default values from X. ! 177: */ ! 178: def_val = XGetDefault(def_env, "MenuFreeze"); ! 179: if (def_val != NULL) { ! 180: if (strcmp(def_val, "on") == 0) freeze = 1; ! 181: else if (strcmp(def_val, "off") == 0) freeze = 0; ! 182: } ! 183: ! 184: def_val = XGetDefault(def_env, "MenuStyle"); ! 185: if (def_val != NULL) { ! 186: if (strcmp(def_val, "right_hand") == 0) menu_style = RIGHT; ! 187: else if (strcmp(def_val, "left_hand") == 0) menu_style = LEFT; ! 188: else if (strcmp(def_val, "center") == 0) menu_style = CENTER; ! 189: } ! 190: ! 191: def_val = XGetDefault(def_env, "MenuMode"); ! 192: if (def_val != NULL) { ! 193: if (strcmp(def_val, "box") == 0) menu_mode = BOX; ! 194: else if (strcmp(def_val, "invert") == 0) menu_mode = INVERT; ! 195: } ! 196: ! 197: def_val = XGetDefault(def_env, "MenuMouse"); ! 198: if (def_val != NULL) { ! 199: if (DisplayCells() > 2) { ! 200: if ( ! 201: XParseColor(def_val, &color_def) && ! 202: XGetHardwareColor(&color_def) ! 203: ) mouse_color = color_def.pixel; ! 204: else mouse_color = DEF_S_BDR_COLOR; ! 205: } ! 206: else if (strcmp(def_val, "black") == 0) mouse_color = BlackPixel; ! 207: else if (strcmp(def_val, "white") == 0) mouse_color = WhitePixel; ! 208: } ! 209: ! 210: def_val = XGetDefault(def_env, "MenuBackground"); ! 211: if (def_val != NULL) { ! 212: if (DisplayCells() > 2) { ! 213: if ( ! 214: XParseColor(def_val, &color_def) && ! 215: XGetHardwareColor(&color_def) ! 216: ) bkgnd_color = color_def.pixel; ! 217: else bkgnd_color = DEF_BKGND_COLOR; ! 218: } ! 219: else if (strcmp(def_val, "black") == 0) bkgnd_color = BlackPixel; ! 220: else if (strcmp(def_val, "white") == 0) bkgnd_color = WhitePixel; ! 221: } ! 222: ! 223: def_val = XGetDefault(def_env, "MenuInactivePattern"); ! 224: if (def_val != NULL) { ! 225: if (strcmp(def_val, "dimple1") == 0) inact_pnum = 0; ! 226: else if (strcmp(def_val, "dimple3") == 0) inact_pnum = 1; ! 227: else if (strcmp(def_val, "gray1") == 0) inact_pnum = 2; ! 228: else if (strcmp(def_val, "gray3") == 0) inact_pnum = 3; ! 229: else if (strcmp(def_val, "cross_weave") == 0) inact_pnum = 4; ! 230: } ! 231: ! 232: def_val = XGetDefault(def_env, "PaneStyle"); ! 233: if (def_val != NULL) { ! 234: if (strcmp(def_val, "flush_left") == 0) p_style = LEFT; ! 235: else if (strcmp(def_val, "flush_right") == 0) p_style = RIGHT; ! 236: else if (strcmp(def_val, "center") == 0) p_style = CENTER; ! 237: } ! 238: ! 239: def_val = XGetDefault(def_env, "PaneFont"); ! 240: if (def_val != NULL) p_fnt_name = def_val; ! 241: ! 242: def_val = XGetDefault(def_env, "PaneForeground"); ! 243: if (def_val != NULL) { ! 244: if (DisplayCells() > 2) { ! 245: if ( ! 246: XParseColor(def_val, &color_def) && ! 247: XGetHardwareColor(&color_def) ! 248: ) p_frg_color = color_def.pixel; ! 249: else p_frg_color = DEF_P_FRG_COLOR; ! 250: } ! 251: else if (strcmp(def_val, "black") == 0) p_frg_color = BlackPixel; ! 252: else if (strcmp(def_val, "white") == 0) p_frg_color = WhitePixel; ! 253: } ! 254: ! 255: def_val = XGetDefault(def_env, "PaneBorder"); ! 256: if (def_val != NULL) { ! 257: if (DisplayCells() > 2) { ! 258: if ( ! 259: XParseColor(def_val, &color_def) && ! 260: XGetHardwareColor(&color_def) ! 261: ) p_bdr_color = color_def.pixel; ! 262: else p_bdr_color = DEF_P_BDR_COLOR; ! 263: } ! 264: else if (strcmp(def_val, "black") == 0) p_bdr_color = BlackPixel; ! 265: else if (strcmp(def_val, "white") == 0) p_bdr_color = WhitePixel; ! 266: } ! 267: ! 268: def_val = XGetDefault(def_env, "PaneBorderWidth"); ! 269: if (def_val != NULL) p_bdr_width = atoi(def_val); ! 270: ! 271: def_val = XGetDefault(def_env, "PaneSpread"); ! 272: if (def_val != NULL) p_spread = atof(def_val); ! 273: ! 274: def_val = XGetDefault(def_env, "SelectionStyle"); ! 275: if (def_val != NULL) { ! 276: if (strcmp(def_val, "flush_left") == 0) s_style = LEFT; ! 277: else if (strcmp(def_val, "flush_right") == 0) s_style = RIGHT; ! 278: else if (strcmp(def_val, "center") == 0) s_style = CENTER; ! 279: } ! 280: ! 281: def_val = XGetDefault(def_env, "SelectionFont"); ! 282: if (def_val != NULL) s_fnt_name = def_val; ! 283: ! 284: def_val = XGetDefault(def_env, "SelectionForeground"); ! 285: if (def_val != NULL) { ! 286: if (DisplayCells() > 2) { ! 287: if ( ! 288: XParseColor(def_val, &color_def) && ! 289: XGetHardwareColor(&color_def) ! 290: ) s_frg_color = color_def.pixel; ! 291: else s_frg_color = DEF_S_FRG_COLOR; ! 292: } ! 293: else if (strcmp(def_val, "black") == 0) s_frg_color = BlackPixel; ! 294: else if (strcmp(def_val, "white") == 0) s_frg_color = WhitePixel; ! 295: } ! 296: ! 297: def_val = XGetDefault(def_env, "SelectionBorder"); ! 298: if (def_val != NULL) { ! 299: if (DisplayCells() > 2) { ! 300: if ( ! 301: XParseColor(def_val, &color_def) && ! 302: XGetHardwareColor(&color_def) ! 303: ) s_bdr_color = color_def.pixel; ! 304: else s_bdr_color = DEF_S_BDR_COLOR; ! 305: } ! 306: else if (strcmp(def_val, "black") == 0) s_bdr_color = BlackPixel; ! 307: else if (strcmp(def_val, "white") == 0) s_bdr_color = WhitePixel; ! 308: } ! 309: ! 310: def_val = XGetDefault(def_env, "SelectionBorderWidth"); ! 311: if (def_val != NULL) s_bdr_width = atoi(def_val); ! 312: ! 313: def_val = XGetDefault(def_env, "SelectionSpread"); ! 314: if (def_val != NULL) s_spread = atof(def_val); ! 315: ! 316: /* ! 317: * Create and store the inactive pattern pixmap. ! 318: */ ! 319: switch (inact_pnum) { ! 320: case 0: ! 321: inact_bitmap = XStoreBitmap(16, 16, dimple1_bits); ! 322: break; ! 323: case 1: ! 324: inact_bitmap = XStoreBitmap(16, 16, dimple3_bits); ! 325: break; ! 326: case 2: ! 327: inact_bitmap = XStoreBitmap(16, 16, gray1_bits); ! 328: break; ! 329: case 3: ! 330: inact_bitmap = XStoreBitmap(16, 16, gray3_bits); ! 331: break; ! 332: case 4: ! 333: inact_bitmap = XStoreBitmap(16, 16, cross_weave_bits); ! 334: break; ! 335: } ! 336: if (inact_bitmap == _X_FAILURE) { ! 337: _XMErrorCode = XME_STORE_BITMAP; ! 338: return(NULL); ! 339: } ! 340: ! 341: /* ! 342: * Generate the pixmaps from the background and forground colors. ! 343: */ ! 344: tile_buf[0].pixel = p_bdr_color; ! 345: tile_buf[1].pixel = s_bdr_color; ! 346: tile_buf[2].pixel = p_frg_color; ! 347: tile_buf[3].pixel = s_frg_color; ! 348: tile_buf[4].pixel = bkgnd_color; ! 349: ! 350: tile_count = XMakeTiles(tile_buf, TILE_BUF_SIZE); ! 351: if (tile_count != TILE_BUF_SIZE) { ! 352: _XMErrorCode = XME_MAKE_TILES; ! 353: return(NULL); ! 354: } ! 355: ! 356: p_bdr_pixmap = tile_buf[0].pixmap; ! 357: s_bdr_pixmap = tile_buf[1].pixmap; ! 358: p_frg_pixmap = tile_buf[2].pixmap; ! 359: s_frg_pixmap = tile_buf[3].pixmap; ! 360: bkgnd_pixmap = tile_buf[4].pixmap; ! 361: ! 362: /* ! 363: * Generate the inactive pixmap. ! 364: */ ! 365: inact_pixmap = XMakePixmap(inact_bitmap, p_frg_color, bkgnd_color); ! 366: if (inact_pixmap == _X_FAILURE) { ! 367: _XMErrorCode = XME_MAKE_PIXMAP; ! 368: return(NULL); ! 369: } ! 370: ! 371: /* ! 372: * Free the inactive pattern bitmap since we no longer need it. ! 373: */ ! 374: XFreeBitmap(inact_bitmap); ! 375: ! 376: /* ! 377: * Load the mouse cursor. ! 378: */ ! 379: switch (menu_style) { ! 380: case LEFT: ! 381: mouse_cursor = XCreateCursor( ! 382: right_ptr_width, right_ptr_height, ! 383: right_ptr_bits, right_ptr_mask_bits, ! 384: right_ptr_x_hot, right_ptr_y_hot, ! 385: mouse_color, bkgnd_color, ! 386: GXcopy ! 387: ); ! 388: break; ! 389: case RIGHT: ! 390: mouse_cursor = XCreateCursor( ! 391: left_ptr_width, left_ptr_height, ! 392: left_ptr_bits, left_ptr_mask_bits, ! 393: left_ptr_x_hot, left_ptr_y_hot, ! 394: mouse_color, bkgnd_color, ! 395: GXcopy ! 396: ); ! 397: break; ! 398: case CENTER: ! 399: mouse_cursor = XCreateCursor( ! 400: center_ptr_width, center_ptr_height, ! 401: center_ptr_bits, center_ptr_mask_bits, ! 402: center_ptr_x_hot, center_ptr_y_hot, ! 403: mouse_color, bkgnd_color, ! 404: GXcopy ! 405: ); ! 406: break; ! 407: default: ! 408: /* Error! Invalid style parameter. */ ! 409: _XMErrorCode = XME_STYLE_PARAM; ! 410: return(NULL); ! 411: } ! 412: if (mouse_cursor == _X_FAILURE) { ! 413: _XMErrorCode = XME_CREATE_CURSOR; ! 414: return(NULL); ! 415: } ! 416: ! 417: /* ! 418: * Open the pane and selection fonts. ! 419: */ ! 420: p_fnt_info = XOpenFont(p_fnt_name); ! 421: if (p_fnt_info == NULL) { ! 422: _XMErrorCode = XME_OPEN_FONT; ! 423: return(NULL); ! 424: } ! 425: s_fnt_info = XOpenFont(s_fnt_name); ! 426: if (s_fnt_info == NULL) { ! 427: _XMErrorCode = XME_OPEN_FONT; ! 428: return(NULL); ! 429: } ! 430: ! 431: /* ! 432: * Calculate the fixed padding value in pixels for each font. ! 433: */ ! 434: p_fnt_pad = s_spread * p_fnt_info->height; ! 435: s_fnt_pad = s_spread * s_fnt_info->height; ! 436: ! 437: /* ! 438: * Calculate fixed height and offset requirements. ! 439: */ ! 440: flag_height = p_fnt_info->height + (p_fnt_pad << 1); ! 441: ! 442: p_height = 0; ! 443: p_y_off = flag_height + p_bdr_width; ! 444: p_x_off = p_y_off * p_spread; ! 445: ! 446: s_height = s_fnt_info->height + (s_fnt_pad << 1) + (s_bdr_width << 1); ! 447: s_y_off = s_height; ! 448: s_x_off = p_x_off; ! 449: ! 450: /* ! 451: * Set up the pane list header. ! 452: */ ! 453: pane->next = pane; ! 454: pane->prev = pane; ! 455: pane->type = PL_HEADER; ! 456: pane->serial = -1; ! 457: ! 458: /* ! 459: * Initialize the internal pane and selection creation queues. ! 460: */ ! 461: _XMWinQueInit(); ! 462: ! 463: /* ! 464: * Construct the XMenu object. ! 465: */ ! 466: /* -------------------- Menu data -------------------- */ ! 467: menu->menu_style = menu_style; ! 468: menu->menu_mode = menu_mode; ! 469: menu->freeze = freeze; ! 470: menu->recompute = 1; ! 471: menu->parent = parent; ! 472: menu->height = 0; ! 473: menu->width = 0; ! 474: menu->mouse_cursor = mouse_cursor; ! 475: menu->assoc_tab = assoc_tab; ! 476: menu->p_list = pane; ! 477: /* -------------------- Pane window data -------------------- */ ! 478: menu->p_style = p_style; ! 479: menu->p_events = DEF_P_EVENTS; ! 480: menu->p_fnt_info = p_fnt_info; ! 481: menu->p_fnt_pad = p_fnt_pad; ! 482: menu->p_spread = p_spread; ! 483: menu->p_bdr_width = p_bdr_width; ! 484: menu->flag_height = flag_height; ! 485: menu->p_width = 0; ! 486: menu->p_height = p_height; ! 487: menu->p_x_off = p_x_off; ! 488: menu->p_y_off = p_y_off; ! 489: menu->p_count = 0; ! 490: /* -------------------- Selection window data -------------------- */ ! 491: menu->s_style = s_style; ! 492: menu->s_events = DEF_S_EVENTS; ! 493: menu->s_fnt_info = s_fnt_info; ! 494: menu->s_fnt_pad = s_fnt_pad; ! 495: menu->s_spread = s_spread; ! 496: menu->s_bdr_width = s_bdr_width; ! 497: menu->s_width = 0; ! 498: menu->s_height = s_height; ! 499: menu->s_x_off = s_x_off; ! 500: menu->s_y_off = s_y_off; ! 501: menu->s_count = 0; ! 502: /* -------------------- Color data -------------------- */ ! 503: menu->p_bdr_color = p_bdr_color; ! 504: menu->s_bdr_color = s_bdr_color; ! 505: menu->p_frg_color = p_frg_color; ! 506: menu->s_frg_color = s_frg_color; ! 507: menu->bkgnd_color = bkgnd_color; ! 508: /* -------------------- Pixmap data -------------------- */ ! 509: menu->p_bdr_pixmap = p_bdr_pixmap; ! 510: menu->s_bdr_pixmap = s_bdr_pixmap; ! 511: menu->p_frg_pixmap = p_frg_pixmap; ! 512: menu->s_frg_pixmap = s_frg_pixmap; ! 513: menu->bkgnd_pixmap = bkgnd_pixmap; ! 514: menu->inact_pixmap = inact_pixmap; ! 515: ! 516: /* ! 517: * Return the completed XMenu. ! 518: */ ! 519: _XMErrorCode = XME_NO_ERROR; ! 520: return(menu); ! 521: }
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