pjs/cmd/xfe/Microline3.0/examples/grid4.c

286 строки
8.1 KiB
C

/* -*- Mode: C; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*-
*
* The contents of this file are subject to the Netscape Public License
* Version 1.0 (the "NPL"); you may not use this file except in
* compliance with the NPL. You may obtain a copy of the NPL at
* http://www.mozilla.org/NPL/
*
* Software distributed under the NPL is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the NPL
* for the specific language governing rights and limitations under the
* NPL.
*
* The Initial Developer of this code under the NPL is Netscape
* Communications Corporation. Portions created by Netscape are
* Copyright (C) 1998 Netscape Communications Corporation. All Rights
* Reserved.
*/
/*
* The following source code is part of the Microline Widget Library.
* The Microline widget library is made available to Mozilla developers
* under the Netscape Public License (NPL) by Neuron Data. To learn
* more about Neuron Data, please visit the Neuron Data Home Page at
* http://www.neurondata.com.
*/
#include <Xm/Xm.h>
#include <Xm/PushB.h>
#include <Xm/Form.h>
#include <XmL/Grid.h>
void cellSelect();
void showSelected();
#define HEADINGFONT "-*-helvetica-bold-o-*--*-100-*-*-*-*-iso8859-1"
#define CONTENTFONT "-*-helvetica-medium-r-*--*-100-*-*-*-*-iso8859-1"
#define check_width 9
#define check_height 9
static unsigned char check_bits[] = {
0x00, 0x01, 0x80, 0x01, 0xc0, 0x00, 0x61, 0x00, 0x37, 0x00, 0x3e, 0x00,
0x1c, 0x00, 0x08, 0x00, 0x00, 0x00};
#define nocheck_width 9
#define nocheck_height 9
static char nocheck_bits[] = {
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00};
static char *data[20] =
{
"3|Bob Thompson|bobt@teledyne.com",
"12|Darl Simon|ds@atg.org",
"14|Jacq Frontier|jf@terrax.com",
"19|Patty Lee|patlee@isis.com",
"22|Michal Barnes|mickeyb@softorb.com",
"23|Dave Schultz|daves@timing.com",
"23|Eric Stanley|ericst@aldor.com",
"29|Tim Winters|timw@terra.com",
"31|Agin Tomitu|agt@umn.edu",
"33|Betty Tinner|bett@ost.edu",
"37|Tom Smith|tsmith@netwld.com",
"38|Rick Wild|raw@mlsoft.com",
"41|Al Joyce|aj@ulm.edu",
"41|Tim Burtan|timb@autoc.com",
"41|George Marlin|gjm@eyeln.com",
"41|Bill Boxer|billb@idesk.com",
"41|Maria Montez|marm@ohio.edu",
"41|Yin Fang|aj@utxs.edu",
"41|Suzy Saps|ss@umg.edu",
"41|Jerry Rodgers|jr@lyra.com",
};
Pixmap nocheckPix, checkPix;
Widget grid;
main(argc, argv)
int argc;
char *argv[];
{
XtAppContext app;
Widget shell, form, button;
Pixel blackPixel, whitePixel;
Pixmap pix;
int i;
shell = XtAppInitialize(&app, "Grid4", NULL, 0,
&argc, argv, NULL, NULL, 0);
/* Create the pixmaps used for checkmarks */
blackPixel = BlackPixelOfScreen(XtScreen(shell));
whitePixel = WhitePixelOfScreen(XtScreen(shell));
checkPix = XCreatePixmapFromBitmapData(XtDisplay(shell),
DefaultRootWindow(XtDisplay(shell)),
check_bits, check_width, check_height,
blackPixel, whitePixel,
DefaultDepthOfScreen(XtScreen(shell)));
nocheckPix = XCreatePixmapFromBitmapData(XtDisplay(shell),
DefaultRootWindow(XtDisplay(shell)),
nocheck_bits, nocheck_width, nocheck_height,
blackPixel, whitePixel,
DefaultDepthOfScreen(XtScreen(shell)));
form = XtVaCreateManagedWidget("form",
xmFormWidgetClass, shell,
XtVaTypedArg, XmNbackground, XmRString, "#C0C0C0", 8,
XmNshadowThickness, 0,
NULL);
button = XtVaCreateManagedWidget("Show Selected",
xmPushButtonWidgetClass, form,
XtVaTypedArg, XmNbackground, XmRString, "#C0C0C0", 8,
XtVaTypedArg, XmNforeground, XmRString, "black", 6,
XmNbottomAttachment, XmATTACH_FORM,
XmNleftAttachment, XmATTACH_FORM,
NULL);
XtAddCallback(button, XmNactivateCallback, showSelected, NULL);
/* Create a Grid with 4 columns. We set the fontList in this */
/* function for the Grid to use when calculating the visible rows */
grid = XtVaCreateManagedWidget("grid",
xmlGridWidgetClass, form,
XtVaTypedArg, XmNbackground, XmRString, "#C0C0C0", 8,
XtVaTypedArg, XmNforeground, XmRString, "black", 6,
XtVaTypedArg, XmNfontList, XmRString, CONTENTFONT,
strlen(CONTENTFONT) + 1,
XmNcolumns, 4,
XmNsimpleWidths, "3c 4c 17c 20c",
XmNhorizontalSizePolicy, XmVARIABLE,
XmNvsbDisplayPolicy, XmSTATIC,
XmNvisibleRows, 13,
XmNselectionPolicy, XmSELECT_NONE,
XmNhighlightRowMode, True,
XmNshadowType, XmSHADOW_ETCHED_IN,
XmNtopAttachment, XmATTACH_FORM,
XmNleftAttachment, XmATTACH_FORM,
XmNrightAttachment, XmATTACH_FORM,
XmNbottomAttachment, XmATTACH_WIDGET,
XmNbottomWidget, button,
NULL);
XtAddCallback(grid, XmNselectCallback, cellSelect, NULL);
/* Freeze the Grid's layout since we will be making changes which */
/* would cause the Grid to recompute its layout. The Grid will */
/* recompute its layout when layoutFrozen is set back to False */
XtVaSetValues(grid,
XmNlayoutFrozen, True,
NULL);
/* Set defaults for new cells and aligments for new cells in */
/* columns 1-3. Then, add a heading row */
XtVaSetValues(grid,
XmNcellDefaults, True,
XtVaTypedArg, XmNcellFontList, XmRString, HEADINGFONT,
strlen(HEADINGFONT) + 1,
XtVaTypedArg, XmNcellBackground, XmRString, "#000080", 8,
XtVaTypedArg, XmNcellForeground, XmRString, "white", 6,
XmNcellLeftBorderType, XmBORDER_NONE,
XmNcellRightBorderType, XmBORDER_NONE,
XmNcellTopBorderType, XmBORDER_NONE,
XmNcellBottomBorderType, XmBORDER_NONE,
NULL);
XtVaSetValues(grid,
XmNcellDefaults, True,
XmNcolumn, 1,
XmNcellAlignment, XmALIGNMENT_RIGHT,
NULL);
XtVaSetValues(grid,
XmNcellDefaults, True,
XmNcolumnRangeStart, 2,
XmNcolumnRangeEnd, 3,
XmNcellAlignment, XmALIGNMENT_LEFT,
NULL);
XmLGridAddRows(grid, XmHEADING, -1, 1);
/* Set the headings */
XmLGridSetStrings(grid, "OD|Qty|Name|EMail Addr");
/* Set defaults for new cells. Also, set the default cell type */
/* for cells in column 0 to pixmap cell. Then add the content rows */
XtVaSetValues(grid,
XmNcellDefaults, True,
XtVaTypedArg, XmNcellFontList, XmRString, CONTENTFONT,
strlen(CONTENTFONT) + 1,
XtVaTypedArg, XmNcellBackground, XmRString, "white", 6,
XtVaTypedArg, XmNcellForeground, XmRString, "black", 6,
XmNcellBottomBorderType, XmBORDER_LINE,
XtVaTypedArg, XmNcellBottomBorderColor, XmRString, "black", 6,
NULL);
XtVaSetValues(grid,
XmNcellDefaults, True,
XmNcolumn, 0,
XmNcellType, XmPIXMAP_CELL,
NULL);
XmLGridAddRows(grid, XmCONTENT, -1, 20);
/* Set the content rows, Rows 2, 4, 5, 8 and 13 will have checkmarks */
for (i = 0; i < 20; i++)
{
XmLGridSetStringsPos(grid, XmCONTENT, i, XmCONTENT, 1, data[i]);
if (i == 2 || i == 4 || i == 5 || i == 8 || i == 13)
pix = checkPix;
else
pix = nocheckPix;
XtVaSetValues(grid,
XmNcolumn, 0,
XmNrow, i,
XmNcellPixmap, pix,
NULL);
}
XtVaSetValues(grid,
XmNlayoutFrozen, False,
NULL);
XtRealizeWidget(shell);
XtAppMainLoop(app);
}
void showSelected(w, clientData, callData)
Widget w;
XtPointer clientData;
XtPointer callData;
{
XmLGridRow row;
XmLGridColumn column;
Pixmap pix;
int i, n;
/* Display the selected rows, these are the rows which have a */
/* checkPix Pixmap in the first cell in the row */
printf ("Selected Rows: ");
XtVaGetValues(grid,
XmNrows, &n,
NULL);
for (i = 0; i < n; i++)
{
row = XmLGridGetRow(grid, XmCONTENT, i);
column = XmLGridGetColumn(grid, XmCONTENT, 0);
XtVaGetValues(grid,
XmNrowPtr, row,
XmNcolumnPtr, column,
XmNcellPixmap, &pix,
NULL);
if (pix == checkPix)
printf ("%d ", i);
}
printf ("\n");
}
void cellSelect(w, clientData, callData)
Widget w;
XtPointer clientData;
XtPointer callData;
{
XmLGridCallbackStruct *cbs;
XmLGridRow row;
XmLGridColumn column;
Pixmap pix;
cbs = (XmLGridCallbackStruct *)callData;
if (cbs->reason != XmCR_SELECT_CELL)
return;
if (cbs->rowType != XmCONTENT)
return;
/* Toggle the Pixmap in the first cell */
row = XmLGridGetRow(w, cbs->rowType, cbs->row);
column = XmLGridGetColumn(w, XmCONTENT, 0);
XtVaGetValues(w,
XmNrowPtr, row,
XmNcolumnPtr, column,
XmNcellPixmap, &pix,
NULL);
if (pix == nocheckPix)
pix = checkPix;
else
pix = nocheckPix;
XtVaSetValues(w,
XmNrow, cbs->row,
XmNcolumn, 0,
XmNcellPixmap, pix,
NULL);
}