ref: 174fe185ec8b05a1dc6ce8c49ffc5a0aa1c81855
dir: /textscreen/txt_separator.c/
// Emacs style mode select -*- C++ -*- //----------------------------------------------------------------------------- // // Copyright(C) 2006 Simon Howard // // This program is free software; you can redistribute it and/or // modify it under the terms of the GNU General Public License // as published by the Free Software Foundation; either version 2 // of the License, or (at your option) any later version. // // This program is distributed in the hope that it will be useful, // but WITHOUT ANY WARRANTY; without even the implied warranty of // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the // GNU General Public License for more details. // // You should have received a copy of the GNU General Public License // along with this program; if not, write to the Free Software // Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA // 02111-1307, USA. // #include <stdlib.h> #include <string.h> #include "txt_separator.h" #include "txt_gui.h" #include "txt_io.h" #include "txt_main.h" #include "txt_window.h" static void TXT_SeparatorSizeCalc(TXT_UNCAST_ARG(separator)) { TXT_CAST_ARG(txt_separator_t, separator); if (separator->label != NULL) { // Minimum width is the string length + two spaces for padding separator->widget.w = strlen(separator->label) + 2; } else { separator->widget.w = 0; } separator->widget.h = 1; } static void TXT_SeparatorDrawer(TXT_UNCAST_ARG(separator)) { TXT_CAST_ARG(txt_separator_t, separator); int x, y; int w; w = separator->widget.w; TXT_GetXY(&x, &y); // Draw separator. Go back one character and draw two extra // to overlap the window borders. TXT_DrawSeparator(x-2, y, w + 4); if (separator->label != NULL) { TXT_GotoXY(x, y); TXT_FGColor(TXT_COLOR_BRIGHT_GREEN); TXT_DrawString(" "); TXT_DrawString(separator->label); TXT_DrawString(" "); } } static void TXT_SeparatorDestructor(TXT_UNCAST_ARG(separator)) { TXT_CAST_ARG(txt_separator_t, separator); free(separator->label); } void TXT_SetSeparatorLabel(txt_separator_t *separator, char *label) { free(separator->label); if (label != NULL) { separator->label = strdup(label); } else { separator->label = NULL; } } txt_widget_class_t txt_separator_class = { TXT_NeverSelectable, TXT_SeparatorSizeCalc, TXT_SeparatorDrawer, NULL, TXT_SeparatorDestructor, NULL, NULL, }; txt_separator_t *TXT_NewSeparator(char *label) { txt_separator_t *separator; separator = malloc(sizeof(txt_separator_t)); TXT_InitWidget(separator, &txt_separator_class); separator->label = NULL; TXT_SetSeparatorLabel(separator, label); return separator; }