dfe12252bb
a plugin to view lastfm scrobbler logs uses print cell to give a spreadsheet view of scrobbler logs buffers the whole file if possible otherwise it reads entries from disk rudimentary text searching for columns include / exclude; all/any and case sensitive Change-Id: Id9616e5796658952fba4ea747f596cb77d6f34c0
681 lines
22 KiB
C
681 lines
22 KiB
C
/***************************************************************************
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* __________ __ ___.
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* Open \______ \ ____ ____ | | _\_ |__ _______ ___
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* Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
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* Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
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* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
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* \/ \/ \/ \/ \/
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* $Id$
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*
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* Copyright (C) 2021 by William Wilgus
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
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* KIND, either express or implied.
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*
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****************************************************************************/
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/* spreadsheet cells for rockbox lists */
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#include "plugin.h"
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#include "lib/printcell_helper.h"
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#define COLUMN_ENDLEN 3
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#define TITLE_FLAG 0xFF
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#define SELECTED_FLAG 0x1
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#if LCD_DEPTH == 1
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#define BAR_WIDTH (1)
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#else
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#define BAR_WIDTH (COLUMN_ENDLEN)
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#endif
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struct printcell_info_t {
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struct gui_synclist *gui_list; /* list to display */
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int offw[NB_SCREENS]; /* padding between column boundries and text */
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int iconw[NB_SCREENS]; /* width of an icon */
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int selcol_offw[NB_SCREENS]; /* offset width calculated for selected item */
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int totalcolw[NB_SCREENS]; /* total width of all columns */
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int firstcolxw[NB_SCREENS]; /* first column x + width, save recalculating */
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int ncols; /* number of columns */
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int selcol; /* selected column (-1 to ncols-1) */
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uint32_t hidecol_flags; /*bits 0-31 set bit to 1 to hide a column (1<<col#) */
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uint16_t colw[NB_SCREENS][PRINTCELL_MAX_COLUMNS]; /* width of title text
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or MIN(or user defined width / screen width) */
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char title[PRINTCELL_MAXLINELEN]; /* title buffer */
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char titlesep; /* character that separates title column items (ex '$') */
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char colsep; /* character that separates text column items (ex ',') */
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bool separator; /* draw grid */
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};
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static struct printcell_info_t printcell;
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static void parse_dsptext(char splitchr, int ncols, const char *dsp_text,
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char* buffer, size_t bufsz, uint16_t *sidx)
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{
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/*Internal function loads sidx with split offsets indexing
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the buffer of null terminated strings, splits on 'splitchr'
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_assumptions_:
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dsp_text[len - 1] = \0,
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sidx[PRINTCELL_MAX_COLUMNS]
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*/
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int i = 0;
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size_t j = 0;
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int ch = splitchr; /* first column $ is optional */
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if (*dsp_text == splitchr)
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dsp_text++;
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/* add null to the start of the text buffer */
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buffer[j++] = '\0';
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do
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{
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if (ch == splitchr)
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{
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sidx[i] = j; /* save start index and copy next column to the buffer */
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while (*dsp_text != '\0' && *dsp_text != splitchr && j < (bufsz - 1))
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{
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buffer[j++] = *dsp_text++;
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}
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buffer[j++] = '\0';
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i++;
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if (i >= ncols || j >= (bufsz - 1))
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break;
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}
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ch = *dsp_text++;
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} while (ch != '\0');
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while (i < ncols)
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sidx[i++] = 0; /* point to null */
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}
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static void draw_selector(struct screen *display, struct line_desc *linedes,
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int selected_flag, int selected_col,
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int separator_height, int x, int y, int w, int h)
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{
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/* Internal function draws the currently selected items row & column styling */
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if (!(separator_height > 0 || (selected_flag & SELECTED_FLAG)))
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return;
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y--;
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h++;
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int linestyle = linedes->style & _STYLE_DECO_MASK;
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bool invert = (selected_flag == SELECTED_FLAG && linestyle >= STYLE_COLORBAR);
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if (invert || (linestyle & STYLE_INVERT) == STYLE_INVERT)
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{
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display->set_drawmode(DRMODE_SOLID | DRMODE_INVERSEVID);
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}
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if (selected_col == printcell.selcol)
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{
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if (selected_flag & SELECTED_FLAG)
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{
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/* expand left and right bars to show selected column */
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display->fillrect(x, y, BAR_WIDTH, h);
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display->fillrect(x + w - BAR_WIDTH + 1, y, BAR_WIDTH, h);
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display->set_drawmode(DRMODE_FG);
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}
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else
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{
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/* only draw left and right bars */
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display->drawrect(x + 1, y, 1, h);
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display->drawrect(x + w - 1, y, 1, h);
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return;
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}
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}
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else if (printcell.selcol < 0)
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{
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if (selected_flag == SELECTED_FLAG)
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{
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if (selected_col > 0)
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x--;
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w++;
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}
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}
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/* draw whole rect outline */
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display->drawrect(x + 1, y, w - 1, h);
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}
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static inline void set_cell_width(struct viewport *vp, int max_w, int new_w)
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{
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/* Internal function sets cell width if less than the max width */
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if (new_w > max_w)
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vp->width = max_w;
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else
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vp->width = new_w;
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vp->width -= COLUMN_ENDLEN;
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}
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static inline int printcells(struct screen *display, char* buffer,
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uint16_t *sidx, struct line_desc *linedes,
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struct viewport *vp, int vp_w, int separator,
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int x, int y, int offw, int selected_flag, int last_col,
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bool scroll, bool is_title)
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{
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/* Internal function prints remaining cells */
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int text_offset = offw + offw;
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int screen = display->screen_type;
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int height = linedes->height;
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int selsep = (selected_flag == 0) ? 0: separator;
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uint16_t *screencolwidth = printcell.colw[screen];
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for(int i = 1; i <= last_col; i++)
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{
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int ny = y;
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int nw = screencolwidth[i] + text_offset;
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int offx = 0;
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if (i == last_col || x + nw >= vp_w - offw + 1)
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{ /* not enough space for next column use up excess */
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if (nw < (vp_w - x))
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{
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if (is_title)
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offx = ((vp_w - x) - nw) / 2;
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nw = vp_w - x;
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}
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}
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if (!PRINTCELL_COLUMN_IS_VISIBLE(printcell.hidecol_flags, i))
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nw = 0;
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int nx = x + nw;
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char *buftext;
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if (nx > 0 && nw > offw && x < vp_w)
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{
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set_cell_width(vp, vp_w, nx);
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if (i == printcell.selcol)
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{
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linedes->scroll = (selected_flag > 0);
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linedes->separator_height = selsep;
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}
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else
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{
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if (vp_w < x + text_offset)
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{
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scroll = false;
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}
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linedes->scroll = scroll;
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linedes->separator_height = separator;
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}
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buftext = &buffer[sidx[i]];
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display->put_line(x + offw + offx, ny, linedes, "$t", buftext);
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vp->width += COLUMN_ENDLEN + 1;
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draw_selector(display, linedes, selected_flag, i, separator, x, ny, nw, height);
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}
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x = nx;
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}
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return x;
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}
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static inline int calcvisible(int screen, int vp_w, int text_offset, int sbwidth)
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{
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/* Internal function determine how many of the previous colums can be shown */
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uint16_t *screencolwidth = printcell.colw[screen];
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int screenicnwidth = printcell.iconw[screen];
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int offset = 0;
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int selcellw = 0;
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if (printcell.selcol >= 0)
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selcellw = screencolwidth[printcell.selcol] + text_offset;
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int maxw = vp_w - (sbwidth + selcellw + 1);
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for (int i = printcell.selcol - 1; i >= 0; i--)
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{
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int cw = screencolwidth[i] + text_offset;
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if (!PRINTCELL_COLUMN_IS_VISIBLE(printcell.hidecol_flags, i))
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cw = 0;
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if (i == 0)
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cw += screenicnwidth;
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if (offset > 0 || cw > maxw)
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offset += cw; /* can not display this cell -- everything left goes here too */
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else
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maxw -= cw; /* can display this cell subtract from the max width */
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}
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return offset;
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}
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static void printcell_listdraw_fn(struct list_putlineinfo_t *list_info)
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{
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/* Internal function callback from the list, draws items as they are requested */
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#define ICON_PADDING 1
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#define ICON_PADDING_S "1"
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struct screen *display = list_info->display;
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int screen = display->screen_type;
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int col_offset_width = printcell.offw[screen];
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int text_offset = col_offset_width + col_offset_width;
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static char printcell_buffer[PRINTCELL_MAXLINELEN];
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static uint16_t sidx[PRINTCELL_MAX_COLUMNS]; /*indexes zero terminated strings in buffer*/
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struct gui_synclist *list = list_info->list;
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int offset_pos = list_info->list->offset_position[screen];
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int x = list_info->x - offset_pos;
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int y = list_info->y;
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int line_indent = list_info->item_indent;
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int item_offset = list_info->item_offset;
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int icon = list_info->icon;
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int icon_w = list_info->icon_width;
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bool is_title = list_info->is_title;
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bool is_selected = list_info->is_selected;
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bool show_cursor = list_info->show_cursor;
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bool have_icons = list_info->have_icons;
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struct line_desc *linedes = list_info->linedes;
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const char *dsp_text = list_info->dsp_text;
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struct viewport *vp = list_info->vp;
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int line = list_info->line;
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int selected_flag = ((is_selected || is_title) ?
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(is_title ? TITLE_FLAG : SELECTED_FLAG) : 0);
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bool scroll_items = ((selected_flag == TITLE_FLAG) ||
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(printcell.selcol < 0 && selected_flag > 0));
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/* save for restore */
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int vp_w = vp->width;
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int saved_separator_height = linedes->separator_height;
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bool saved_scroll = linedes->scroll;
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linedes->separator_height = 0;
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int separator = saved_separator_height;
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if (printcell.separator || (selected_flag & SELECTED_FLAG))
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separator = 1;
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int nx = x;
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int last_col = printcell.ncols - 1;
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int hidden_w = 0;
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int nw, colxw;
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char *buftext;
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printcell_buffer[0] = '\0';
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uint16_t *screencolwidth = printcell.colw[screen];
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if (printcell.hidecol_flags > 0)
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{
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for (int i = 0; i < printcell.ncols; i++)
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{
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if (PRINTCELL_COLUMN_IS_VISIBLE(printcell.hidecol_flags, i))
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last_col = i;
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else
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hidden_w += (screencolwidth[i] + text_offset);
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}
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}
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if (is_title)
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{
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parse_dsptext(printcell.titlesep, printcell.ncols, dsp_text,
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printcell_buffer, sizeof(printcell_buffer), sidx);
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buftext = &printcell_buffer[sidx[0]]; /* set to first column text */
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int sbwidth = 0;
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if (rb->global_settings->scrollbar == SCROLLBAR_LEFT)
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sbwidth = rb->global_settings->scrollbar_width;
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printcell.iconw[screen] = have_icons ? ICON_PADDING + icon_w : 0;
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if (printcell.selcol_offw[screen] == 0 && printcell.selcol > 0)
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printcell.selcol_offw[screen] = calcvisible(screen, vp_w, text_offset, sbwidth);
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nx -= printcell.selcol_offw[screen];
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nw = screencolwidth[0] + printcell.iconw[screen] + text_offset;
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if (!PRINTCELL_COLUMN_IS_VISIBLE(printcell.hidecol_flags, 0))
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nw = printcell.iconw[screen] - 1;
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nw += sbwidth;
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colxw = nx + nw;
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printcell.firstcolxw[screen] = colxw; /* save position of first column for subsequent items */
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if (colxw > 0)
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{
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set_cell_width(vp, vp_w, colxw);
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linedes->separator_height = separator;
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if (have_icons)
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{
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display->put_line(nx + (COLUMN_ENDLEN/2), y, linedes,
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"$"ICON_PADDING_S"I$t", icon, buftext);
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}
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else
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{
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display->put_line(nx + col_offset_width, y, linedes, "$t", buftext);
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}
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}
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}
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else
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{
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parse_dsptext(printcell.colsep, printcell.ncols, dsp_text,
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printcell_buffer, sizeof(printcell_buffer), sidx);
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buftext = &printcell_buffer[sidx[0]]; /* set to first column text */
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int cursor = Icon_NOICON;
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nx -= printcell.selcol_offw[screen];
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if (selected_flag & SELECTED_FLAG)
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{
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cursor = Icon_Cursor;
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/* limit length of selection if columns don't reach end */
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int maxw = nx + printcell.totalcolw[screen] + printcell.iconw[screen];
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maxw += text_offset * printcell.ncols;
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maxw -= hidden_w;
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if (vp_w > maxw)
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vp->width = maxw;
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/* display a blank line first to draw selector across all cells */
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display->put_line(x, y, linedes, "$t", "");
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}
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//nw = screencolwidth[0] + printcell.iconw[screen] + text_offset;
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colxw = printcell.firstcolxw[screen] - vp->x; /* match title spacing */
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nw = colxw - nx;
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if (colxw > 0)
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{
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set_cell_width(vp, vp_w, colxw);
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if (printcell.selcol == 0 && selected_flag == 0)
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linedes->separator_height = 0;
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else
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{
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linedes->scroll = printcell.selcol == 0 || scroll_items;
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linedes->separator_height = separator;
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}
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if (show_cursor && have_icons)
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{
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/* the list can have both, one of or neither of cursor and item icons,
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* if both don't apply icon padding twice between the icons */
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display->put_line(nx, y,
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linedes, "$*s$"ICON_PADDING_S"I$i$"ICON_PADDING_S"s$*t",
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line_indent, cursor, icon, item_offset, buftext);
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}
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else if (show_cursor || have_icons)
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{
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display->put_line(nx, y, linedes, "$*s$"ICON_PADDING_S"I$*t", line_indent,
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show_cursor ? cursor:icon, item_offset, buftext);
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}
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else
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{
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display->put_line(nx + col_offset_width, y, linedes,
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"$*s$*t", line_indent, item_offset, buftext);
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}
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}
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}
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if (colxw > 0) /* draw selector for first column (title or items) */
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{
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vp->width += COLUMN_ENDLEN + 1;
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draw_selector(display, linedes, selected_flag, 0,
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separator, nx, y, nw, linedes->height);
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}
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nx += nw;
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/* display remaining cells */
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printcells(display, printcell_buffer, sidx, linedes, vp, vp_w, separator,
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nx, y, col_offset_width, selected_flag, last_col, scroll_items, is_title);
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/* draw a line at the bottom of the list */
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if (separator > 0 && line == list->nb_items - 1)
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display->hline(x, LCD_WIDTH, y + linedes->height - 1);
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/* restore settings */
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linedes->scroll = saved_scroll;
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linedes->separator_height = saved_separator_height;
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display->set_drawmode(DRMODE_FG);
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vp->width = vp_w;
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}
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void printcell_enable(bool enable)
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{
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if (!printcell.gui_list)
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return;
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struct gui_synclist *gui_list = printcell.gui_list;
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#ifdef HAVE_LCD_COLOR
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static int list_sep_color = INT_MIN;
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if (enable)
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{
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if (list_sep_color == INT_MIN)
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list_sep_color = rb->global_settings->list_separator_color;
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rb->global_settings->list_separator_color = rb->global_settings->fg_color;
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gui_list->callback_draw_item = printcell_listdraw_fn;
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}
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else
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{
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gui_list->callback_draw_item = NULL;
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if (list_sep_color != INT_MIN)
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rb->global_settings->list_separator_color = list_sep_color;
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list_sep_color = INT_MIN;
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}
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#else
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if (enable)
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gui_list->callback_draw_item = printcell_listdraw_fn;
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else
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gui_list->callback_draw_item = NULL;
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#endif
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}
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int printcell_increment_column(int increment, bool wrap)
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{
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if (!printcell.gui_list)
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return -1;
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struct gui_synclist *gui_list = printcell.gui_list;
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int item = printcell.selcol + increment;
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int imin = -1;
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int imax = printcell.ncols - 1;
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if(wrap)
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{
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imin = imax;
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imax = -1;
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}
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if (item < -1)
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item = imin;
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else if (item >= printcell.ncols)
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item = imax;
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if (item != printcell.selcol)
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{
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FOR_NB_SCREENS(n) /* offset needs recalculated */
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printcell.selcol_offw[n] = 0;
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printcell.selcol = item;
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rb->gui_synclist_draw(gui_list);
|
|
rb->gui_synclist_speak_item(gui_list);
|
|
}
|
|
return item;
|
|
}
|
|
|
|
int printcell_get_column_selected(void)
|
|
{
|
|
if (!printcell.gui_list)
|
|
return -1;
|
|
return printcell.selcol;
|
|
}
|
|
|
|
uint32_t printcell_get_column_visibility(int col)
|
|
{
|
|
if (col >= 0)
|
|
return (PRINTCELL_COLUMN_IS_VISIBLE(printcell.hidecol_flags, col) ? 0:1);
|
|
else /* return flag of all columns */
|
|
return printcell.hidecol_flags;
|
|
}
|
|
|
|
void printcell_set_column_visible(int col, bool visible)
|
|
{
|
|
/* visible columns have 0 for the column bit hidden columns have the bit set */
|
|
if (col >= 0)
|
|
{
|
|
if (visible)
|
|
printcell.hidecol_flags &= ~(PRINTCELL_COLUMN_FLAG(col));
|
|
else
|
|
printcell.hidecol_flags |= PRINTCELL_COLUMN_FLAG(col);
|
|
}
|
|
else
|
|
{
|
|
if (visible) /* set to everything visible */
|
|
printcell.hidecol_flags = 0;
|
|
else /* set to everything hidden */
|
|
printcell.hidecol_flags = ((uint32_t)-1);
|
|
}
|
|
}
|
|
|
|
int printcell_set_columns(struct gui_synclist *gui_list,
|
|
struct printcell_settings * pcs,
|
|
char * title, enum themable_icons icon)
|
|
{
|
|
|
|
if (title == NULL)
|
|
title = "$PRINTCELL NOT SETUP";
|
|
|
|
if (pcs == NULL) /* DEFAULTS */
|
|
{
|
|
#if LCD_DEPTH > 1
|
|
/* If line sep is set to automatic then outline cells */
|
|
bool sep = (rb->global_settings->list_separator_height < 0);
|
|
#else
|
|
bool sep = (rb->global_settings->cursor_style == 0);
|
|
#endif
|
|
pcs = &(struct printcell_settings){ .cell_separator = sep,
|
|
.title_delimeter = '$',
|
|
.text_delimeter = '$',
|
|
.hidecol_flags = 0};
|
|
}
|
|
|
|
uint16_t sidx[PRINTCELL_MAX_COLUMNS]; /* starting position of column in title string */
|
|
int width, height, user_minwidth;
|
|
int i = 0;
|
|
size_t j = 0;
|
|
rb->memset(&printcell, 0, sizeof(struct printcell_info_t));
|
|
|
|
printcell.gui_list = gui_list;
|
|
printcell.separator = pcs->cell_separator;
|
|
printcell.titlesep = pcs->title_delimeter;
|
|
printcell.colsep = pcs->text_delimeter;
|
|
printcell.hidecol_flags = pcs->hidecol_flags;
|
|
|
|
int ch = printcell.titlesep; /* first column $ is optional */
|
|
|
|
FOR_NB_SCREENS(n)
|
|
{
|
|
rb->screens[n]->getstringsize("W", &width, &height);
|
|
printcell.offw[n] = width; /* set column text offset */
|
|
}
|
|
|
|
if (*title == printcell.titlesep)
|
|
title++;
|
|
do
|
|
{
|
|
if (ch == printcell.titlesep)
|
|
{
|
|
printcell.title[j++] = ch;
|
|
user_minwidth = 0;
|
|
if (*title == '*')/* user wants a minimum size for this column */
|
|
{
|
|
char *dspst = title++; /* store starting position in case this is wrong */
|
|
while(isdigit(*title))
|
|
{
|
|
user_minwidth = 10*user_minwidth + *title - '0';
|
|
title++;
|
|
}
|
|
if (*title != printcell.titlesep) /* user forgot titlesep or wants to display '*' */
|
|
{
|
|
title = dspst;
|
|
user_minwidth = 0;
|
|
}
|
|
else
|
|
title++;
|
|
}
|
|
|
|
sidx[i] = j;
|
|
|
|
while (*title != '\0'
|
|
&& *title != printcell.titlesep
|
|
&& j < PRINTCELL_MAXLINELEN - 1)
|
|
{
|
|
printcell.title[j++] = *title++;
|
|
}
|
|
|
|
FOR_NB_SCREENS(n)
|
|
{
|
|
rb->screens[n]->getstringsize(&printcell.title[sidx[i]],
|
|
&width, &height);
|
|
|
|
if (width < user_minwidth)
|
|
width = user_minwidth;
|
|
|
|
if (width > LCD_WIDTH)
|
|
width = LCD_WIDTH;
|
|
|
|
printcell.colw[n][i] = width;
|
|
printcell.totalcolw[n] += width;
|
|
}
|
|
if (++i >= PRINTCELL_MAX_COLUMNS - 1)
|
|
break;
|
|
}
|
|
ch = *title++;
|
|
} while (ch != '\0');
|
|
printcell.ncols = i;
|
|
printcell.title[j] = '\0';
|
|
printcell.selcol = -1;
|
|
|
|
rb->gui_synclist_set_title(gui_list, printcell.title, icon);
|
|
return printcell.ncols;
|
|
}
|
|
|
|
char *printcell_get_title_text(int selcol, char *buf, size_t bufsz)
|
|
{
|
|
/* note offsets are calculated everytime this function is called
|
|
* shouldn't be used in hot code paths */
|
|
int index = 0;
|
|
buf[0] = '\0';
|
|
if (selcol < 0) /* return entire string incld col formatting '$'*/
|
|
return printcell.title;
|
|
|
|
if (selcol < printcell.ncols)
|
|
{
|
|
uint16_t sidx[PRINTCELL_MAX_COLUMNS]; /*indexes zero terminated strings in buffer*/
|
|
parse_dsptext(printcell.titlesep, selcol + 1, printcell.title, buf, bufsz, sidx);
|
|
index = sidx[selcol];
|
|
}
|
|
return &buf[index];
|
|
}
|
|
|
|
char *printcell_get_column_text(int selcol, char *buf, size_t bufsz)
|
|
{
|
|
int index = 0;
|
|
char *bpos;
|
|
struct gui_synclist *gui_list = printcell.gui_list;
|
|
|
|
if (gui_list && gui_list->callback_draw_item == printcell_listdraw_fn)
|
|
{
|
|
int col = selcol;
|
|
int item = gui_list->selected_item;
|
|
void *data = gui_list->data;
|
|
|
|
if (col < printcell.ncols
|
|
&& gui_list->callback_get_item_name(item, data, buf, bufsz) == buf)
|
|
{
|
|
bpos = buf;
|
|
if (col < 0) /* return entire string incld col formatting '$'*/
|
|
{
|
|
return bpos;
|
|
}
|
|
bpos++; /* Skip sep/NULL */
|
|
|
|
while(bpos < &buf[bufsz - 1])
|
|
{
|
|
if (*bpos == printcell.colsep || *bpos == '\0')
|
|
{
|
|
if (col-- == 0)
|
|
goto success;
|
|
index = bpos - buf + 1; /* Skip sep/NULL */
|
|
}
|
|
bpos++;
|
|
}
|
|
}
|
|
}
|
|
/*failure*/
|
|
bpos = buf;
|
|
index = 0;
|
|
success:
|
|
*bpos = '\0';
|
|
return &buf[index];
|
|
}
|