diff options
Diffstat (limited to 'oldXMenu/InsSel.c')
-rw-r--r-- | oldXMenu/InsSel.c | 105 |
1 files changed, 105 insertions, 0 deletions
diff --git a/oldXMenu/InsSel.c b/oldXMenu/InsSel.c new file mode 100644 index 00000000000..d5ebc8197e9 --- /dev/null +++ b/oldXMenu/InsSel.c @@ -0,0 +1,105 @@ +#include "copyright.h" + +/* $Header: InsSel.c,v 1.3 87/12/20 12:05:16 rws Exp $ */ +/* Copyright Massachusetts Institute of Technology 1985 */ + +/* + * XMenu: MIT Project Athena, X Window system menu package + * + * XMenuInsertSelection - Inserts a selection into an XMenu object + * + * Author: Tony Della Fera, DEC + * 20-Nov-85 + * + */ + +#include "XMenuInt.h" + +int +XMenuInsertSelection(menu, p_num, s_num, data, label, active) + register XMenu *menu; /* Menu object to be modified. */ + register int p_num; /* Pane number to be modified. */ + register int s_num; /* Selection number of new selection. */ + char *data; /* Data value. */ + char *label; /* Selection label. */ + int active; /* Make selection active? */ +{ + register XMPane *p_ptr; /* XMPane pointer. */ + register XMSelect *s_ptr; /* XMSelect pointer. */ + + XMSelect *select; /* Newly created selection. */ + + int label_length; /* Label lenght in characters. */ + int label_width; /* Label width in pixels. */ + + /* + * Check for NULL pointers! + */ + if (label == NULL) { + _XMErrorCode = XME_ARG_BOUNDS; + return(XM_FAILURE); + } + + /* + * Find the right pane. + */ + p_ptr = _XMGetPanePtr(menu, p_num); + if (p_ptr == NULL) return(XM_FAILURE); + + /* + * Find the selection number one less than the one specified since that + * is the selection after which the insertion will occur. + */ + s_ptr = _XMGetSelectionPtr(p_ptr, (s_num - 1)); + if (s_ptr == NULL) return(XM_FAILURE); + + /* + * Calloc the XMSelect structure. + */ + select = (XMSelect *)calloc(1, sizeof(XMSelect)); + if (select == NULL) { + _XMErrorCode = XME_CALLOC; + return(XM_FAILURE); + } + + /* + * Determine label size. + */ + label_length = strlen(label); + label_width = XTextWidth(menu->s_fnt_info, label, label_length); + + + /* + * Fill the XMSelect structure. + */ + select->type = SELECTION; + select->active = active; + select->serial = -1; + select->label = label; + select->label_width = label_width; + select->label_length = label_length; + select->data = data; + select->parent_p = p_ptr; + + /* + * Insert the selection after the selection with the selection + * number one less than the desired number for the new selection. + */ + insque(select, s_ptr); + + /* + * Update the selection count. + */ + p_ptr->s_count++; + + /* + * Schedule a recompute. + */ + menu->recompute = 1; + + /* + * Return the selection number just inserted. + */ + _XMErrorCode = XME_NO_ERROR; + return(s_num); +} |