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markom |
/*
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* tkTableWin.c --
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*
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* This module implements embedded windows for table widgets.
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* Much of this code is adapted from tkGrid.c and tkTextWind.c.
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*
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* Copyright (c) 1998 Jeffrey Hobbs
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*
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* See the file "license.terms" for information on usage and redistribution
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* of this file, and for a DISCLAIMER OF ALL WARRANTIES.
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*
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*/
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#include "tkTable.h"
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static int StickyParseProc _ANSI_ARGS_((ClientData clientData,
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Tcl_Interp *interp, Tk_Window tkwin, char *value,
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char *widgRec, int offset));
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static char * StickyPrintProc _ANSI_ARGS_((ClientData clientData,
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Tk_Window tkwin, char *widgRec, int offset,
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Tcl_FreeProc **freeProcPtr));
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static void EmbWinLostSlaveProc _ANSI_ARGS_((ClientData clientData,
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Tk_Window tkwin));
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static void EmbWinRequestProc _ANSI_ARGS_((ClientData clientData,
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Tk_Window tkwin));
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static void EmbWinCleanup _ANSI_ARGS_((Table *tablePtr,
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TableEmbWindow *ewPtr));
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static int EmbWinConfigure _ANSI_ARGS_((Table *tablePtr,
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TableEmbWindow *ewPtr,
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int argc, char **argv));
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static void EmbWinStructureProc _ANSI_ARGS_((ClientData clientData,
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XEvent *eventPtr));
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static void EmbWinUnmapNow _ANSI_ARGS_((Tk_Window ewTkwin,
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Tk_Window tkwin));
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static Tk_GeomMgr tableGeomType = {
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"table", /* name */
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EmbWinRequestProc, /* requestProc */
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EmbWinLostSlaveProc, /* lostSlaveProc */
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};
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/* windows subcommands */
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#define WIN_CGET 1 /* get config item of embedded window */
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#define WIN_CONFIGURE 2 /* configure an embedded window */
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#define WIN_DELETE 3 /* delete an embedded window */
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#define WIN_MOVE 4 /* moves a window index */
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#define WIN_NAMES 5 /* print the embedded window names */
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static Cmd_Struct win_cmds[] = {
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{"configure", WIN_CONFIGURE},
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{"cget", WIN_CGET},
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{"delete", WIN_DELETE},
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{"move", WIN_MOVE},
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{"names", WIN_NAMES},
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{"", 0}
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};
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/* Flag values for "sticky"ness The 16 combinations subsume the packer's
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* notion of anchor and fill.
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*
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* STICK_NORTH This window sticks to the top of its cavity.
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* STICK_EAST This window sticks to the right edge of its cavity.
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* STICK_SOUTH This window sticks to the bottom of its cavity.
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* STICK_WEST This window sticks to the left edge of its cavity.
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*/
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#define STICK_NORTH (1<<0)
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#define STICK_EAST (1<<1)
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#define STICK_SOUTH (1<<2)
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#define STICK_WEST (1<<3)
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/*
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* The default specification for configuring embedded windows
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* Done like this to make the command line parsing easy
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*/
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static Tk_CustomOption stickyOption = {StickyParseProc, StickyPrintProc,
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(ClientData) NULL};
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static Tk_ConfigSpec winConfigSpecs[] = {
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{TK_CONFIG_BORDER, "-background", "background", "Background", NULL,
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Tk_Offset(TableEmbWindow, bg),
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TK_CONFIG_DONT_SET_DEFAULT|TK_CONFIG_NULL_OK },
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{TK_CONFIG_SYNONYM, "-bg", "background", (char *) NULL,
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(char *) NULL, 0, 0 },
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{TK_CONFIG_STRING, "-create", (char *) NULL, (char *) NULL, (char *) NULL,
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Tk_Offset(TableEmbWindow, create),
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TK_CONFIG_DONT_SET_DEFAULT|TK_CONFIG_NULL_OK },
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{TK_CONFIG_PIXELS, "-padx", (char *) NULL, (char *) NULL, (char *) NULL,
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Tk_Offset(TableEmbWindow, padX), TK_CONFIG_DONT_SET_DEFAULT },
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{TK_CONFIG_PIXELS, "-pady", (char *) NULL, (char *) NULL, (char *) NULL,
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Tk_Offset(TableEmbWindow, padY), TK_CONFIG_DONT_SET_DEFAULT },
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{TK_CONFIG_CUSTOM, "-sticky", (char *) NULL, (char *) NULL, (char *) NULL,
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Tk_Offset(TableEmbWindow, sticky), TK_CONFIG_DONT_SET_DEFAULT,
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&stickyOption},
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{TK_CONFIG_RELIEF, "-relief", "relief", "Relief", NULL,
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Tk_Offset(TableEmbWindow, relief), 0 },
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{TK_CONFIG_WINDOW, "-window", (char *) NULL, (char *) NULL, (char *) NULL,
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Tk_Offset(TableEmbWindow, tkwin),
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TK_CONFIG_DONT_SET_DEFAULT|TK_CONFIG_NULL_OK },
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{TK_CONFIG_END, (char *) NULL, (char *) NULL, (char *) NULL,
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(char *) NULL, 0, 0 }
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};
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/*
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*----------------------------------------------------------------------
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*
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* StickyPrintProc --
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* Converts the internal boolean combination of "sticky" bits onto
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* a TCL string element containing zero or more of n, s, e, or w.
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*
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* Results:
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* A string is placed into the "result" pointer.
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*
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* Side effects:
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* none.
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*
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*----------------------------------------------------------------------
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*/
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static char *
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StickyPrintProc(clientData, tkwin, widgRec, offset, freeProcPtr)
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ClientData clientData; /* Ignored. */
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Tk_Window tkwin; /* Window for text widget. */
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char *widgRec; /* Pointer to TkTextEmbWindow
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* structure. */
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int offset; /* Ignored. */
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Tcl_FreeProc **freeProcPtr; /* Pointer to variable to fill in with
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* information about how to reclaim
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* storage for return string. */
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{
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int flags = ((TableEmbWindow *) widgRec)->sticky;
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int count = 0;
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char *result = (char *) ckalloc(5*sizeof(char));
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if (flags&STICK_NORTH) result[count++] = 'n';
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if (flags&STICK_EAST) result[count++] = 'e';
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if (flags&STICK_SOUTH) result[count++] = 's';
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if (flags&STICK_WEST) result[count++] = 'w';
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*freeProcPtr = TCL_DYNAMIC;
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result[count] = '\0';
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return result;
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}
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/*
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*----------------------------------------------------------------------
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*
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* StringParseProc --
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* Converts an ascii string representing a widgets stickyness
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* into the boolean result.
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*
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* Results:
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* The boolean combination of the "sticky" bits is retuned. If an
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* error occurs, such as an invalid character, -1 is returned instead.
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*
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* Side effects:
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* none
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*
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*----------------------------------------------------------------------
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*/
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static int
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StickyParseProc(clientData, interp, tkwin, value, widgRec, offset)
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ClientData clientData; /* Not used.*/
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Tcl_Interp *interp; /* Used for reporting errors. */
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Tk_Window tkwin; /* Window for text widget. */
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char *value; /* Value of option. */
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char *widgRec; /* Pointer to TkTextEmbWindow
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* structure. */
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int offset; /* Offset into item (ignored). */
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{
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register TableEmbWindow *ewPtr = (TableEmbWindow *) widgRec;
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int sticky = 0;
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char c;
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while ((c = *value++) != '\0') {
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switch (c) {
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case 'n': case 'N': sticky |= STICK_NORTH; break;
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case 'e': case 'E': sticky |= STICK_EAST; break;
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case 's': case 'S': sticky |= STICK_SOUTH; break;
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case 'w': case 'W': sticky |= STICK_WEST; break;
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case ' ': case ',': case '\t': case '\r': case '\n': break;
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default:
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Tcl_AppendResult(interp, "bad sticky value \"", --value,
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"\": must contain n, s, e or w",
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(char *) NULL);
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return TCL_ERROR;
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}
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}
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ewPtr->sticky = sticky;
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return TCL_OK;
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}
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/*
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* ckallocs space for a new embedded window structure and clears the structure
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* returns the pointer to the new structure
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*/
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static TableEmbWindow *
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TableNewEmbWindow(Table *tablePtr)
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{
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TableEmbWindow *ewPtr = (TableEmbWindow *) ckalloc(sizeof(TableEmbWindow));
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ewPtr->tablePtr = tablePtr;
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ewPtr->tkwin = NULL;
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ewPtr->hPtr = NULL;
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ewPtr->bg = NULL;
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ewPtr->create = NULL;
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ewPtr->relief = -1;
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ewPtr->sticky = 0;
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ewPtr->padX = 0;
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ewPtr->padY = 0;
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ewPtr->displayed = 0;
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return ewPtr;
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}
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/*
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*----------------------------------------------------------------------
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*
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* EmbWinCleanup --
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* Releases resources used by an embedded window before it is freed up.
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*
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* Results:
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* Window will no longer be valid.
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*
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* Side effects:
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* None.
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*
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*----------------------------------------------------------------------
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*/
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static void
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EmbWinCleanup(Table *tablePtr, TableEmbWindow *ewPtr)
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{
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/* free the options in the widget */
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Tk_FreeOptions(winConfigSpecs, (char *) ewPtr, tablePtr->display, 0);
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}
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/*
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*--------------------------------------------------------------
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*
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* EmbWinDisplay --
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*
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* This procedure is invoked by TableDisplay for
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* mapping windows into cells.
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*
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* Results:
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* Displays or moves window on table screen.
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*
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* Side effects:
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* None.
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*
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*--------------------------------------------------------------
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*/
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void
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EmbWinDisplay(Table *tablePtr, Drawable window, TableEmbWindow *ewPtr,
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TableTag *tagPtr, int x, int y, int width, int height)
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{
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Tk_Window tkwin = tablePtr->tkwin;
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Tk_Window ewTkwin = ewPtr->tkwin;
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int diffx=0; /* Cavity width - slave width. */
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int diffy=0; /* Cavity hight - slave height. */
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int sticky = ewPtr->sticky;
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if (ewPtr->bg)
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tagPtr->bg = ewPtr->bg;
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if (ewPtr->relief != -1)
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tagPtr->relief = ewPtr->relief;
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x += ewPtr->padX/2;
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width -= ewPtr->padX;
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y += ewPtr->padY/2;
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height -= ewPtr->padY;
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if (width > Tk_ReqWidth(ewPtr->tkwin)) {
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diffx = width - Tk_ReqWidth(ewPtr->tkwin);
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width = Tk_ReqWidth(ewPtr->tkwin);
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}
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if (height > Tk_ReqHeight(ewPtr->tkwin)) {
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diffy = height - Tk_ReqHeight(ewPtr->tkwin);
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height = Tk_ReqHeight(ewPtr->tkwin);
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}
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if (sticky&STICK_EAST && sticky&STICK_WEST) {
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width += diffx;
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}
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if (sticky&STICK_NORTH && sticky&STICK_SOUTH) {
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height += diffy;
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}
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if (!(sticky&STICK_WEST)) {
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x += (sticky&STICK_EAST) ? diffx : diffx/2;
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}
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if (!(sticky&STICK_NORTH)) {
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y += (sticky&STICK_SOUTH) ? diffy : diffy/2;
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}
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/* If we fall below a specific minimum width/height requirement,
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* we just unmap the window */
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if (width < 4 || height < 4) {
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if (ewPtr->displayed) {
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EmbWinUnmapNow(ewTkwin, tkwin);
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}
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return;
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}
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if (tkwin == Tk_Parent(ewTkwin)) {
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304 |
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if ((x != Tk_X(ewTkwin)) || (y != Tk_Y(ewTkwin))
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|| (width != Tk_Width(ewTkwin)) || (height != Tk_Height(ewTkwin))) {
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Tk_MoveResizeWindow(ewTkwin, x, y, width, height);
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}
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Tk_MapWindow(ewTkwin);
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} else {
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Tk_MaintainGeometry(ewTkwin, tkwin, x, y, width, height);
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}
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ewPtr->displayed = 1;
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}
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/*
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316 |
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*--------------------------------------------------------------
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317 |
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*
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318 |
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* EmbWinUnmapNow --
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* Handles unmapping the window depending on parent.
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* tkwin should be tablePtr->tkwin.
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* ewTkwin should be ewPtr->tkwin.
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*
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* Results:
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* Removes the window.
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*
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* Side effects:
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* None.
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328 |
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*
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329 |
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*--------------------------------------------------------------
|
330 |
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*/
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static void
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EmbWinUnmapNow(Tk_Window ewTkwin, Tk_Window tkwin)
|
333 |
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{
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if (tkwin != Tk_Parent(ewTkwin)) {
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Tk_UnmaintainGeometry(ewTkwin, tkwin);
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} else {
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337 |
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Tk_UnmapWindow(ewTkwin);
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}
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}
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340 |
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341 |
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/*
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342 |
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*--------------------------------------------------------------
|
343 |
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*
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344 |
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* EmbWinUnmap --
|
345 |
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* This procedure is invoked by TableAdjustParams for
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346 |
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* unmapping windows managed moved offscreen.
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347 |
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* rlo, ... should be in real coords.
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348 |
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*
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349 |
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* Results:
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350 |
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* None.
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351 |
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*
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352 |
|
|
* Side effects:
|
353 |
|
|
* Unmaps embedded windows.
|
354 |
|
|
*
|
355 |
|
|
*--------------------------------------------------------------
|
356 |
|
|
*/
|
357 |
|
|
void
|
358 |
|
|
EmbWinUnmap(Table *tablePtr, int rlo, int rhi, int clo, int chi)
|
359 |
|
|
{
|
360 |
|
|
register TableEmbWindow *ewPtr;
|
361 |
|
|
Tcl_HashEntry *entryPtr;
|
362 |
|
|
int row, col;
|
363 |
|
|
char buf[INDEX_BUFSIZE];
|
364 |
|
|
|
365 |
|
|
/* we need to deal with things user coords */
|
366 |
|
|
rlo += tablePtr->rowOffset;
|
367 |
|
|
rhi += tablePtr->rowOffset;
|
368 |
|
|
clo += tablePtr->colOffset;
|
369 |
|
|
chi += tablePtr->colOffset;
|
370 |
|
|
for (row = rlo; row <= rhi; row++) {
|
371 |
|
|
for (col = clo; col <= chi; col++) {
|
372 |
|
|
TableMakeArrayIndex(row, col, buf);
|
373 |
|
|
if ((entryPtr = Tcl_FindHashEntry(tablePtr->winTable, buf)) != NULL) {
|
374 |
|
|
ewPtr = (TableEmbWindow *) Tcl_GetHashValue(entryPtr);
|
375 |
|
|
if (ewPtr->displayed) {
|
376 |
|
|
ewPtr->displayed = 0;
|
377 |
|
|
if (ewPtr->tkwin != NULL && tablePtr->tkwin != NULL) {
|
378 |
|
|
EmbWinUnmapNow(ewPtr->tkwin, tablePtr->tkwin);
|
379 |
|
|
}
|
380 |
|
|
}
|
381 |
|
|
}
|
382 |
|
|
}
|
383 |
|
|
}
|
384 |
|
|
}
|
385 |
|
|
|
386 |
|
|
/*
|
387 |
|
|
*--------------------------------------------------------------
|
388 |
|
|
*
|
389 |
|
|
* EmbWinRequestProc --
|
390 |
|
|
* This procedure is invoked by Tk_GeometryRequest for
|
391 |
|
|
* windows managed by the Table.
|
392 |
|
|
*
|
393 |
|
|
* Results:
|
394 |
|
|
* None.
|
395 |
|
|
*
|
396 |
|
|
* Side effects:
|
397 |
|
|
* Arranges for tkwin, and all its managed siblings, to
|
398 |
|
|
* be re-arranged at the next idle point.
|
399 |
|
|
*
|
400 |
|
|
*--------------------------------------------------------------
|
401 |
|
|
*/
|
402 |
|
|
static void
|
403 |
|
|
EmbWinRequestProc(clientData, tkwin)
|
404 |
|
|
ClientData clientData; /* Table's information about
|
405 |
|
|
* window that got new preferred
|
406 |
|
|
* geometry. */
|
407 |
|
|
Tk_Window tkwin; /* Other Tk-related information
|
408 |
|
|
* about the window. */
|
409 |
|
|
{
|
410 |
|
|
register TableEmbWindow *ewPtr = (TableEmbWindow *) clientData;
|
411 |
|
|
|
412 |
|
|
/* resize depends on the sticky */
|
413 |
|
|
if (ewPtr->displayed && ewPtr->hPtr != NULL) {
|
414 |
|
|
Table *tablePtr = ewPtr->tablePtr;
|
415 |
|
|
int row, col, x, y, width, height;
|
416 |
|
|
|
417 |
|
|
TableParseArrayIndex(&row, &col,
|
418 |
|
|
Tcl_GetHashKey(tablePtr->winTable, ewPtr->hPtr));
|
419 |
|
|
if (TableCellVCoords(tablePtr, row-tablePtr->rowOffset,
|
420 |
|
|
col-tablePtr->colOffset, &x, &y, &width, &height, 0)) {
|
421 |
|
|
TableInvalidate(tablePtr, x, y, width, height, 0);
|
422 |
|
|
}
|
423 |
|
|
}
|
424 |
|
|
}
|
425 |
|
|
|
426 |
|
|
static void
|
427 |
|
|
EmbWinRemove(TableEmbWindow *ewPtr)
|
428 |
|
|
{
|
429 |
|
|
Table *tablePtr = ewPtr->tablePtr;
|
430 |
|
|
|
431 |
|
|
ewPtr->tkwin = NULL;
|
432 |
|
|
ewPtr->displayed = 0;
|
433 |
|
|
if (tablePtr->tkwin != NULL) {
|
434 |
|
|
int row, col, x, y, width, height;
|
435 |
|
|
|
436 |
|
|
TableParseArrayIndex(&row, &col,
|
437 |
|
|
Tcl_GetHashKey(tablePtr->winTable, ewPtr->hPtr));
|
438 |
|
|
if (TableCellVCoords(tablePtr, row-tablePtr->rowOffset,
|
439 |
|
|
col-tablePtr->colOffset, &x, &y, &width, &height, 0))
|
440 |
|
|
TableInvalidate(tablePtr, x, y, width, height, 1);
|
441 |
|
|
}
|
442 |
|
|
}
|
443 |
|
|
|
444 |
|
|
/*
|
445 |
|
|
*--------------------------------------------------------------
|
446 |
|
|
*
|
447 |
|
|
* EmbWinLostSlaveProc --
|
448 |
|
|
* This procedure is invoked by Tk whenever some other geometry
|
449 |
|
|
* claims control over a slave that used to be managed by us.
|
450 |
|
|
*
|
451 |
|
|
* Results:
|
452 |
|
|
* None.
|
453 |
|
|
*
|
454 |
|
|
* Side effects:
|
455 |
|
|
* Forgets all table-related information about the slave.
|
456 |
|
|
*
|
457 |
|
|
*--------------------------------------------------------------
|
458 |
|
|
*/
|
459 |
|
|
|
460 |
|
|
static void
|
461 |
|
|
EmbWinLostSlaveProc(clientData, tkwin)
|
462 |
|
|
ClientData clientData; /* Table structure for slave window that
|
463 |
|
|
* was stolen away. */
|
464 |
|
|
Tk_Window tkwin; /* Tk's handle for the slave window. */
|
465 |
|
|
{
|
466 |
|
|
register TableEmbWindow *ewPtr = (TableEmbWindow *) clientData;
|
467 |
|
|
|
468 |
|
|
Tk_DeleteEventHandler(ewPtr->tkwin, StructureNotifyMask,
|
469 |
|
|
EmbWinStructureProc, (ClientData) ewPtr);
|
470 |
|
|
#if 0
|
471 |
|
|
Tcl_CancelIdleCall(EmbWinDelayedUnmap, (ClientData) ewPtr);
|
472 |
|
|
#endif
|
473 |
|
|
EmbWinUnmapNow(tkwin, ewPtr->tablePtr->tkwin);
|
474 |
|
|
EmbWinRemove(ewPtr);
|
475 |
|
|
}
|
476 |
|
|
|
477 |
|
|
/*
|
478 |
|
|
*--------------------------------------------------------------
|
479 |
|
|
*
|
480 |
|
|
* EmbWinStructureProc --
|
481 |
|
|
* This procedure is invoked by the Tk event loop whenever
|
482 |
|
|
* StructureNotify events occur for a window that's embedded
|
483 |
|
|
* in a table widget. This procedure's only purpose is to
|
484 |
|
|
* clean up when windows are deleted.
|
485 |
|
|
*
|
486 |
|
|
* Results:
|
487 |
|
|
* None.
|
488 |
|
|
*
|
489 |
|
|
* Side effects:
|
490 |
|
|
* The window is disassociated from the window segment, and
|
491 |
|
|
* the portion of the table is redisplayed.
|
492 |
|
|
*
|
493 |
|
|
*--------------------------------------------------------------
|
494 |
|
|
*/
|
495 |
|
|
static void
|
496 |
|
|
EmbWinStructureProc(clientData, eventPtr)
|
497 |
|
|
ClientData clientData; /* Pointer to record describing window item. */
|
498 |
|
|
XEvent *eventPtr; /* Describes what just happened. */
|
499 |
|
|
{
|
500 |
|
|
register TableEmbWindow *ewPtr = (TableEmbWindow *) clientData;
|
501 |
|
|
|
502 |
|
|
if (eventPtr->type != DestroyNotify) {
|
503 |
|
|
return;
|
504 |
|
|
}
|
505 |
|
|
|
506 |
|
|
EmbWinRemove(ewPtr);
|
507 |
|
|
}
|
508 |
|
|
|
509 |
|
|
/*
|
510 |
|
|
*--------------------------------------------------------------
|
511 |
|
|
*
|
512 |
|
|
* EmbWinDelete --
|
513 |
|
|
* This procedure is invoked by ... whenever
|
514 |
|
|
* an embedded window is being deleted.
|
515 |
|
|
*
|
516 |
|
|
* Results:
|
517 |
|
|
* None.
|
518 |
|
|
*
|
519 |
|
|
* Side effects:
|
520 |
|
|
* The embedded window is deleted, if it exists, and any resources
|
521 |
|
|
* associated with it are released.
|
522 |
|
|
*
|
523 |
|
|
*--------------------------------------------------------------
|
524 |
|
|
*/
|
525 |
|
|
void
|
526 |
|
|
EmbWinDelete(register Table *tablePtr, TableEmbWindow *ewPtr)
|
527 |
|
|
{
|
528 |
|
|
Tcl_HashEntry *entryPtr;
|
529 |
|
|
|
530 |
|
|
if (ewPtr->tkwin != NULL) {
|
531 |
|
|
int row, col, x, y, width, height;
|
532 |
|
|
entryPtr = ewPtr->hPtr;
|
533 |
|
|
|
534 |
|
|
/*
|
535 |
|
|
* Delete the event handler for the window before destroying
|
536 |
|
|
* the window, so that EmbWinStructureProc doesn't get called
|
537 |
|
|
* (we'll already do everything that it would have done, and
|
538 |
|
|
* it will just get confused).
|
539 |
|
|
*/
|
540 |
|
|
|
541 |
|
|
Tk_DeleteEventHandler(ewPtr->tkwin, StructureNotifyMask,
|
542 |
|
|
EmbWinStructureProc, (ClientData) ewPtr);
|
543 |
|
|
Tk_DestroyWindow(ewPtr->tkwin);
|
544 |
|
|
|
545 |
|
|
if (tablePtr->tkwin != NULL && entryPtr != NULL) {
|
546 |
|
|
TableParseArrayIndex(&row, &col,
|
547 |
|
|
Tcl_GetHashKey(tablePtr->winTable, entryPtr));
|
548 |
|
|
Tcl_DeleteHashEntry(entryPtr);
|
549 |
|
|
|
550 |
|
|
if (TableCellVCoords(tablePtr, row-tablePtr->rowOffset,
|
551 |
|
|
col-tablePtr->colOffset,
|
552 |
|
|
&x, &y, &width, &height, 0))
|
553 |
|
|
TableInvalidate(tablePtr, x, y, width, height, 0);
|
554 |
|
|
}
|
555 |
|
|
}
|
556 |
|
|
#if 0
|
557 |
|
|
Tcl_CancelIdleCall(EmbWinDelayedUnmap, (ClientData) ewPtr);
|
558 |
|
|
#endif
|
559 |
|
|
EmbWinCleanup(tablePtr, ewPtr);
|
560 |
|
|
ckfree((char *) ewPtr);
|
561 |
|
|
}
|
562 |
|
|
|
563 |
|
|
/*
|
564 |
|
|
*--------------------------------------------------------------
|
565 |
|
|
*
|
566 |
|
|
* EmbWinConfigure --
|
567 |
|
|
* This procedure is called to handle configuration options
|
568 |
|
|
* for an embedded window, using an argc/argv list.
|
569 |
|
|
*
|
570 |
|
|
* Results:
|
571 |
|
|
* The return value is a standard Tcl result. If TCL_ERROR is
|
572 |
|
|
* returned, then the interp's result contains an error message..
|
573 |
|
|
*
|
574 |
|
|
* Side effects:
|
575 |
|
|
* Configuration information for the embedded window changes,
|
576 |
|
|
* such as alignment, stretching, or name of the embedded
|
577 |
|
|
* window.
|
578 |
|
|
*
|
579 |
|
|
*--------------------------------------------------------------
|
580 |
|
|
*/
|
581 |
|
|
static int
|
582 |
|
|
EmbWinConfigure(tablePtr, ewPtr, argc, argv)
|
583 |
|
|
Table *tablePtr; /* Information about table widget that
|
584 |
|
|
* contains embedded window. */
|
585 |
|
|
TableEmbWindow *ewPtr; /* Embedded window to be configured. */
|
586 |
|
|
int argc; /* Number of strings in argv. */
|
587 |
|
|
char **argv; /* Array of strings describing configuration
|
588 |
|
|
* options. */
|
589 |
|
|
{
|
590 |
|
|
Tk_Window oldWindow;
|
591 |
|
|
|
592 |
|
|
oldWindow = ewPtr->tkwin;
|
593 |
|
|
if (Tk_ConfigureWidget(tablePtr->interp, tablePtr->tkwin, winConfigSpecs,
|
594 |
|
|
argc, argv, (char *) ewPtr, TK_CONFIG_ARGV_ONLY)
|
595 |
|
|
!= TCL_OK) {
|
596 |
|
|
return TCL_ERROR;
|
597 |
|
|
}
|
598 |
|
|
if (oldWindow != ewPtr->tkwin) {
|
599 |
|
|
ewPtr->displayed = 0;
|
600 |
|
|
if (oldWindow != NULL) {
|
601 |
|
|
Tk_DeleteEventHandler(oldWindow, StructureNotifyMask,
|
602 |
|
|
EmbWinStructureProc, (ClientData) ewPtr);
|
603 |
|
|
Tk_ManageGeometry(oldWindow, (Tk_GeomMgr *) NULL,
|
604 |
|
|
(ClientData) NULL);
|
605 |
|
|
EmbWinUnmapNow(oldWindow, tablePtr->tkwin);
|
606 |
|
|
}
|
607 |
|
|
if (ewPtr->tkwin != NULL) {
|
608 |
|
|
Tk_Window ancestor, parent;
|
609 |
|
|
|
610 |
|
|
/*
|
611 |
|
|
* Make sure that the table is either the parent of the
|
612 |
|
|
* embedded window or a descendant of that parent. Also,
|
613 |
|
|
* don't allow a top-level window to be managed inside
|
614 |
|
|
* a table.
|
615 |
|
|
*/
|
616 |
|
|
|
617 |
|
|
parent = Tk_Parent(ewPtr->tkwin);
|
618 |
|
|
for (ancestor = tablePtr->tkwin; ;
|
619 |
|
|
ancestor = Tk_Parent(ancestor)) {
|
620 |
|
|
if (ancestor == parent) {
|
621 |
|
|
break;
|
622 |
|
|
}
|
623 |
|
|
if (Tk_IsTopLevel(ancestor)) {
|
624 |
|
|
badMaster:
|
625 |
|
|
Tcl_AppendResult(tablePtr->interp, "can't embed ",
|
626 |
|
|
Tk_PathName(ewPtr->tkwin), " in ",
|
627 |
|
|
Tk_PathName(tablePtr->tkwin), (char *) NULL);
|
628 |
|
|
ewPtr->tkwin = NULL;
|
629 |
|
|
return TCL_ERROR;
|
630 |
|
|
}
|
631 |
|
|
}
|
632 |
|
|
if (Tk_IsTopLevel(ewPtr->tkwin) || (ewPtr->tkwin == tablePtr->tkwin)) {
|
633 |
|
|
goto badMaster;
|
634 |
|
|
}
|
635 |
|
|
|
636 |
|
|
/*
|
637 |
|
|
* Take over geometry management for the window, plus create
|
638 |
|
|
* an event handler to find out when it is deleted.
|
639 |
|
|
*/
|
640 |
|
|
|
641 |
|
|
Tk_ManageGeometry(ewPtr->tkwin, &tableGeomType, (ClientData) ewPtr);
|
642 |
|
|
Tk_CreateEventHandler(ewPtr->tkwin, StructureNotifyMask,
|
643 |
|
|
EmbWinStructureProc, (ClientData) ewPtr);
|
644 |
|
|
}
|
645 |
|
|
}
|
646 |
|
|
return TCL_OK;
|
647 |
|
|
}
|
648 |
|
|
|
649 |
|
|
/*
|
650 |
|
|
*--------------------------------------------------------------
|
651 |
|
|
*
|
652 |
|
|
* TableWindowCmd --
|
653 |
|
|
* This procedure is invoked to process the window method
|
654 |
|
|
* that corresponds to a widget managed by this module.
|
655 |
|
|
* See the user documentation for details on what it does.
|
656 |
|
|
*
|
657 |
|
|
* Results:
|
658 |
|
|
* A standard Tcl result.
|
659 |
|
|
*
|
660 |
|
|
* Side effects:
|
661 |
|
|
* See the user documentation.
|
662 |
|
|
*
|
663 |
|
|
*--------------------------------------------------------------
|
664 |
|
|
*/
|
665 |
|
|
int
|
666 |
|
|
TableWindowCmd(Table * tablePtr, register Tcl_Interp *interp,
|
667 |
|
|
int argc, char *argv[])
|
668 |
|
|
{
|
669 |
|
|
int result = TCL_OK, retval;
|
670 |
|
|
int row, col, x, y, width, height, i, new;
|
671 |
|
|
TableEmbWindow *ewPtr;
|
672 |
|
|
Tcl_HashEntry *entryPtr;
|
673 |
|
|
Tcl_HashSearch search;
|
674 |
|
|
char buf[INDEX_BUFSIZE], *keybuf;
|
675 |
|
|
|
676 |
|
|
/* parse the next argument */
|
677 |
|
|
retval = Cmd_Parse(interp, win_cmds, argv[2]);
|
678 |
|
|
switch (retval) {
|
679 |
|
|
/* failed to parse the argument, error */
|
680 |
|
|
case 0:
|
681 |
|
|
return TCL_ERROR;
|
682 |
|
|
|
683 |
|
|
case WIN_CGET:
|
684 |
|
|
if (argc != 5) {
|
685 |
|
|
Tcl_AppendResult(interp, "wrong # args: should be \"",
|
686 |
|
|
argv[0], " window cget index option\"", (char *) NULL);
|
687 |
|
|
return TCL_ERROR;
|
688 |
|
|
}
|
689 |
|
|
if ((entryPtr=Tcl_FindHashEntry(tablePtr->winTable, argv[3])) == NULL) {
|
690 |
|
|
Tcl_AppendResult(interp, "no window at index \"", argv[3],
|
691 |
|
|
"\"", (char *) NULL);
|
692 |
|
|
return TCL_ERROR;
|
693 |
|
|
} else {
|
694 |
|
|
ewPtr = (TableEmbWindow *) Tcl_GetHashValue(entryPtr);
|
695 |
|
|
result = Tk_ConfigureValue(interp, tablePtr->tkwin, winConfigSpecs,
|
696 |
|
|
(char *) ewPtr, argv[4], 0);
|
697 |
|
|
}
|
698 |
|
|
return result; /* CGET */
|
699 |
|
|
|
700 |
|
|
case WIN_CONFIGURE:
|
701 |
|
|
if (argc < 4) {
|
702 |
|
|
Tcl_AppendResult(interp, "wrong # args: should be \"",
|
703 |
|
|
argv[0], " window configure index ?arg arg ...?\"",
|
704 |
|
|
(char *) NULL);
|
705 |
|
|
return TCL_ERROR;
|
706 |
|
|
}
|
707 |
|
|
if (TableGetIndex(tablePtr, argv[3], &row, &col) == TCL_ERROR) {
|
708 |
|
|
return TCL_ERROR;
|
709 |
|
|
}
|
710 |
|
|
TableMakeArrayIndex(row, col, buf);
|
711 |
|
|
entryPtr = Tcl_CreateHashEntry(tablePtr->winTable, buf, &new);
|
712 |
|
|
if (new) {
|
713 |
|
|
/* create the structure */
|
714 |
|
|
ewPtr = TableNewEmbWindow(tablePtr);
|
715 |
|
|
|
716 |
|
|
/* insert it into the table */
|
717 |
|
|
Tcl_SetHashValue(entryPtr, (ClientData) ewPtr);
|
718 |
|
|
ewPtr->hPtr = entryPtr;
|
719 |
|
|
|
720 |
|
|
/* configure the window structure */
|
721 |
|
|
result = EmbWinConfigure(tablePtr, ewPtr, argc-4, argv+4);
|
722 |
|
|
if (result == TCL_ERROR) {
|
723 |
|
|
/* release the structure */
|
724 |
|
|
EmbWinCleanup(tablePtr, ewPtr);
|
725 |
|
|
ckfree((char *) ewPtr);
|
726 |
|
|
|
727 |
|
|
/* and free the hash table entry */
|
728 |
|
|
Tcl_DeleteHashEntry(entryPtr);
|
729 |
|
|
return TCL_ERROR;
|
730 |
|
|
}
|
731 |
|
|
|
732 |
|
|
/* if a window was specified, make sure it exists */
|
733 |
|
|
} else {
|
734 |
|
|
/* pointer wasn't null, do a reconfig if we have enough arguments */
|
735 |
|
|
/* get the window pointer from the table */
|
736 |
|
|
ewPtr = (TableEmbWindow *) Tcl_GetHashValue(entryPtr);
|
737 |
|
|
|
738 |
|
|
/* 5 args means that there are values to replace */
|
739 |
|
|
if (argc > 5) {
|
740 |
|
|
/* and do a reconfigure */
|
741 |
|
|
result = EmbWinConfigure(tablePtr, ewPtr, argc-4, argv+4);
|
742 |
|
|
if (result == TCL_ERROR)
|
743 |
|
|
return TCL_ERROR;
|
744 |
|
|
}
|
745 |
|
|
}
|
746 |
|
|
|
747 |
|
|
/*
|
748 |
|
|
* If there were less than 6 args, we need
|
749 |
|
|
* to do a printout of the config, even for new windows
|
750 |
|
|
*/
|
751 |
|
|
if (argc < 6) {
|
752 |
|
|
result = Tk_ConfigureInfo(interp, tablePtr->tkwin, winConfigSpecs,
|
753 |
|
|
(char *) ewPtr, (argc == 5)?argv[4]:0, 0);
|
754 |
|
|
} else {
|
755 |
|
|
/* Otherwise we reconfigured so invalidate the table for a redraw */
|
756 |
|
|
if (TableCellVCoords(tablePtr, row-tablePtr->rowOffset,
|
757 |
|
|
col-tablePtr->colOffset,
|
758 |
|
|
&x, &y, &width, &height, 0)) {
|
759 |
|
|
TableInvalidate(tablePtr, x, y, width, height, 1);
|
760 |
|
|
}
|
761 |
|
|
}
|
762 |
|
|
return result; /* CONFIGURE */
|
763 |
|
|
|
764 |
|
|
case WIN_DELETE:
|
765 |
|
|
if (argc < 4) {
|
766 |
|
|
Tcl_AppendResult(interp, "wrong # args: should be \"", argv[0],
|
767 |
|
|
" window delete index ?index ...?\"", (char *) NULL);
|
768 |
|
|
return TCL_ERROR;
|
769 |
|
|
}
|
770 |
|
|
for (i = 3; i < argc; i++) {
|
771 |
|
|
if ((entryPtr = Tcl_FindHashEntry(tablePtr->winTable, argv[i]))!=NULL) {
|
772 |
|
|
/* get the window pointer */
|
773 |
|
|
ewPtr = (TableEmbWindow *) Tcl_GetHashValue(entryPtr);
|
774 |
|
|
|
775 |
|
|
EmbWinDelete(tablePtr, ewPtr);
|
776 |
|
|
}
|
777 |
|
|
}
|
778 |
|
|
/* clear up anything that might have been placed in the result string */
|
779 |
|
|
Tcl_SetResult(interp, "", TCL_STATIC);
|
780 |
|
|
return result;
|
781 |
|
|
|
782 |
|
|
case WIN_MOVE:
|
783 |
|
|
if (argc != 5) {
|
784 |
|
|
Tcl_AppendResult(interp, "wrong # args: should be \"", argv[0],
|
785 |
|
|
" window move oldIndex newIndex\"", (char *) NULL);
|
786 |
|
|
return TCL_ERROR;
|
787 |
|
|
}
|
788 |
|
|
if (TableGetIndex(tablePtr, argv[3], &x, &y) == TCL_ERROR ||
|
789 |
|
|
TableGetIndex(tablePtr, argv[4], &row, &col) == TCL_ERROR) {
|
790 |
|
|
return TCL_ERROR;
|
791 |
|
|
}
|
792 |
|
|
TableMakeArrayIndex(x, y, buf);
|
793 |
|
|
if ((entryPtr = Tcl_FindHashEntry(tablePtr->winTable, buf)) == NULL) {
|
794 |
|
|
Tcl_AppendResult(interp, "no window at index \"", argv[3],
|
795 |
|
|
"\"", (char *) NULL);
|
796 |
|
|
return TCL_ERROR;
|
797 |
|
|
}
|
798 |
|
|
/* avoid moving it to the same location */
|
799 |
|
|
if (x == row && y == col) {
|
800 |
|
|
return TCL_OK;
|
801 |
|
|
}
|
802 |
|
|
/* get the window pointer */
|
803 |
|
|
ewPtr = (TableEmbWindow *) Tcl_GetHashValue(entryPtr);
|
804 |
|
|
/* and free the old hash table entry */
|
805 |
|
|
Tcl_DeleteHashEntry(entryPtr);
|
806 |
|
|
|
807 |
|
|
TableMakeArrayIndex(row, col, buf);
|
808 |
|
|
entryPtr = Tcl_CreateHashEntry(tablePtr->winTable, buf, &new);
|
809 |
|
|
if (!new) {
|
810 |
|
|
/* window already there - just delete it */
|
811 |
|
|
TableEmbWindow *ewPtrDel;
|
812 |
|
|
|
813 |
|
|
ewPtrDel = (TableEmbWindow *) Tcl_GetHashValue(entryPtr);
|
814 |
|
|
/* This prevents the deletion of it's own entry, since we need it */
|
815 |
|
|
ewPtrDel->hPtr = NULL;
|
816 |
|
|
EmbWinDelete(tablePtr, ewPtrDel);
|
817 |
|
|
}
|
818 |
|
|
/* set the new entry's value */
|
819 |
|
|
Tcl_SetHashValue(entryPtr, (ClientData) ewPtr);
|
820 |
|
|
ewPtr->hPtr = entryPtr;
|
821 |
|
|
|
822 |
|
|
/* Invalidate old cell */
|
823 |
|
|
if (TableCellVCoords(tablePtr, x-tablePtr->rowOffset,
|
824 |
|
|
y-tablePtr->colOffset,
|
825 |
|
|
&x, &y, &width, &height, 0)) {
|
826 |
|
|
TableInvalidate(tablePtr, x, y, width, height, 0);
|
827 |
|
|
}
|
828 |
|
|
/* Invalidate new cell */
|
829 |
|
|
if (TableCellVCoords(tablePtr, row-tablePtr->rowOffset,
|
830 |
|
|
col-tablePtr->colOffset,
|
831 |
|
|
&x, &y, &width, &height, 0)) {
|
832 |
|
|
TableInvalidate(tablePtr, x, y, width, height, 0);
|
833 |
|
|
}
|
834 |
|
|
break;
|
835 |
|
|
|
836 |
|
|
case WIN_NAMES:
|
837 |
|
|
/* just print out the image names */
|
838 |
|
|
if (argc != 3 && argc != 4) {
|
839 |
|
|
Tcl_AppendResult(interp, "wrong # args: should be \"", argv[0],
|
840 |
|
|
" window names ?pattern?\"", (char *) NULL);
|
841 |
|
|
return TCL_ERROR;
|
842 |
|
|
}
|
843 |
|
|
entryPtr = Tcl_FirstHashEntry(tablePtr->winTable, &search);
|
844 |
|
|
while (entryPtr != NULL) {
|
845 |
|
|
keybuf = Tcl_GetHashKey(tablePtr->winTable, entryPtr);
|
846 |
|
|
if (argc == 3 || Tcl_StringMatch(keybuf, argv[3]))
|
847 |
|
|
Tcl_AppendElement(interp, keybuf);
|
848 |
|
|
entryPtr = Tcl_NextHashEntry(&search);
|
849 |
|
|
}
|
850 |
|
|
Tcl_SetResult(interp,
|
851 |
|
|
TableCellSort(tablePtr, Tcl_GetStringResult(interp)),
|
852 |
|
|
TCL_DYNAMIC);
|
853 |
|
|
break;
|
854 |
|
|
}
|
855 |
|
|
return TCL_OK;
|
856 |
|
|
}
|