panes.c

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ignore_errors.c >>

An example of how to create panes in a worksheet, both "freeze" panes and "split" panes.

/*
 * A simple example using the libxlsxwriter library to create worksheets with
 * panes.
 *
 * Copyright 2014-2024, John McNamara, jmcnamara@cpan.org
 *
 */
 
#include "xlsxwriter.h"
 
int main() {
 
    int row;
    int col;
 
    /* Create a new workbook and add some worksheets. */
    lxw_workbook  *workbook   = workbook_new("panes.xlsx");
 
    lxw_worksheet *worksheet1 = workbook_add_worksheet(workbook, "Panes 1");
    lxw_worksheet *worksheet2 = workbook_add_worksheet(workbook, "Panes 2");
    lxw_worksheet *worksheet3 = workbook_add_worksheet(workbook, "Panes 3");
    lxw_worksheet *worksheet4 = workbook_add_worksheet(workbook, "Panes 4");
 
 
    /* Set up some formatting and text to highlight the panes. */
    lxw_format *header = workbook_add_format(workbook);
    format_set_align(header, LXW_ALIGN_CENTER);
    format_set_align(header, LXW_ALIGN_VERTICAL_CENTER);
    format_set_fg_color(header, 0xD7E4BC);
    format_set_bold(header);
    format_set_border(header, LXW_BORDER_THIN);
 
    lxw_format *center = workbook_add_format(workbook);
    format_set_align(center, LXW_ALIGN_CENTER);
 
 
    /*
     * Example 1. Freeze pane on the top row.
     */
    worksheet_freeze_panes(worksheet1, 1, 0);
 
    /* Some sheet formatting. */
    worksheet_set_column(worksheet1, 0, 8, 16, NULL);
    worksheet_set_row(worksheet1, 0, 20, NULL);
    worksheet_set_selection(worksheet1, 4, 3, 4, 3);
 
    /* Some worksheet text to demonstrate scrolling. */
    for (col = 0; col < 9; col++) {
        worksheet_write_string(worksheet1, 0, col, "Scroll down", header);
    }
 
    for (row = 1; row < 100; row++) {
        for (col = 0; col < 9; col++) {
            worksheet_write_number(worksheet1, row, col, row + 1, center);
        }
    }
 
 
    /*
     * Example 2. Freeze pane on the left column.
     */
    worksheet_freeze_panes(worksheet2, 0, 1);
 
    /* Some sheet formatting. */
    worksheet_set_column(worksheet2, 0, 0, 16, NULL);
    worksheet_set_selection(worksheet2, 4, 3, 4, 3);
 
    /* Some worksheet text to demonstrate scrolling. */
    for (row = 0; row < 50; row++) {
        worksheet_write_string(worksheet2, row, 0, "Scroll right", header);
 
        for (col = 1; col < 26; col++) {
            worksheet_write_number(worksheet2, row, col, col, center);
        }
    }
 
 
    /*
     * Example 3. Freeze pane on the top row and left column.
     */
    worksheet_freeze_panes(worksheet3, 1, 1);
 
 
    /* Some sheet formatting. */
    worksheet_set_column(worksheet3, 0, 25, 16, NULL);
    worksheet_set_row(worksheet3, 0, 20, NULL);
    worksheet_write_string(worksheet3, 0, 0, "", header);
    worksheet_set_selection(worksheet3, 4, 3, 4, 3);
 
 
    /* Some worksheet text to demonstrate scrolling. */
    for (col = 1; col < 26; col++) {
        worksheet_write_string(worksheet3, 0, col, "Scroll down", header);
    }
 
    for (row = 1; row < 50; row++) {
        worksheet_write_string(worksheet3, row, 0, "Scroll right", header);
 
        for (col = 1; col < 26; col++) {
            worksheet_write_number(worksheet3, row, col, col, center);
        }
    }
 
 
    /*
     * Example 4. Split pane on the top row and left column.
     *
     * The divisions must be specified in terms of row and column dimensions.
     * The default row height is 15 and the default column width is 8.43
     */
    worksheet_split_panes(worksheet4, 15, 8.43);
 
 
    /* Some sheet formatting. */
 
    /* Some worksheet text to demonstrate scrolling. */
    for (col = 1; col < 26; col++) {
        worksheet_write_string(worksheet4, 0, col, "Scroll", center);
    }
 
    for (row = 1; row < 50; row++) {
        worksheet_write_string(worksheet4, row, 0, "Scroll", center);
 
        for (col = 1; col < 26; col++) {
            worksheet_write_number(worksheet4, row, col, col, center);
        }
    }
 
 
    workbook_close(workbook);
 
    return 0;
}