adamdunkels | a2f3c42 | 2004-09-12 20:24:53 +0000 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (c) 2004, Swedish Institute of Computer Science. |
| 3 | * All rights reserved. |
| 4 | * |
| 5 | * Redistribution and use in source and binary forms, with or without |
| 6 | * modification, are permitted provided that the following conditions |
| 7 | * are met: |
| 8 | * 1. Redistributions of source code must retain the above copyright |
| 9 | * notice, this list of conditions and the following disclaimer. |
| 10 | * 2. Redistributions in binary form must reproduce the above copyright |
| 11 | * notice, this list of conditions and the following disclaimer in the |
| 12 | * documentation and/or other materials provided with the distribution. |
| 13 | * 3. Neither the name of the Institute nor the names of its contributors |
| 14 | * may be used to endorse or promote products derived from this software |
| 15 | * without specific prior written permission. |
| 16 | * |
| 17 | * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND |
| 18 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| 19 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
| 20 | * ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE |
| 21 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
| 22 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS |
| 23 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
| 24 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
| 25 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY |
| 26 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
| 27 | * SUCH DAMAGE. |
| 28 | * |
| 29 | * This file is part of the Contiki operating system. |
| 30 | * |
| 31 | * Author: Adam Dunkels <adam@sics.se> |
| 32 | * |
oliverschmidt | 58d4eb2 | 2005-05-08 10:39:08 +0000 | [diff] [blame^] | 33 | * $Id: ctk-filedialog.c,v 1.5 2005/05/08 10:40:10 oliverschmidt Exp $ |
adamdunkels | a2f3c42 | 2004-09-12 20:24:53 +0000 | [diff] [blame] | 34 | */ |
adamdunkels | 539f13c | 2004-08-09 21:48:03 +0000 | [diff] [blame] | 35 | |
| 36 | #include "contiki.h" |
| 37 | #include "ctk-filedialog.h" |
adamdunkels | cd78ed9 | 2004-09-01 18:13:03 +0000 | [diff] [blame] | 38 | #include "ctk.h" |
| 39 | #include "cfs.h" |
adamdunkels | 539f13c | 2004-08-09 21:48:03 +0000 | [diff] [blame] | 40 | |
| 41 | #include <string.h> |
| 42 | |
| 43 | #define MAX_NUMFILES 40 |
| 44 | #define FILES_WIDTH 17 |
| 45 | #define FILES_HEIGHT 14 |
| 46 | |
| 47 | static struct ctk_window dialog; |
| 48 | static char leftptr[FILES_HEIGHT]; |
| 49 | static struct ctk_label leftptrlabel = |
| 50 | {CTK_LABEL(0, 1, 1, FILES_HEIGHT, leftptr)}; |
| 51 | |
| 52 | static char files[FILES_WIDTH * MAX_NUMFILES]; |
| 53 | static struct ctk_label fileslabel = |
| 54 | {CTK_LABEL(1, 1, |
| 55 | FILES_WIDTH, FILES_HEIGHT, files)}; |
| 56 | |
| 57 | static char rightptr[FILES_HEIGHT]; |
| 58 | static struct ctk_label rightptrlabel = |
| 59 | {CTK_LABEL(1 + FILES_WIDTH, 1, 1, FILES_HEIGHT, rightptr)}; |
| 60 | |
| 61 | static char filename[FILES_WIDTH + 1]; |
| 62 | static struct ctk_textentry filenameentry = |
| 63 | {CTK_TEXTENTRY(1, 2 + FILES_HEIGHT, FILES_WIDTH, 1, filename, |
| 64 | FILES_WIDTH)}; |
| 65 | |
| 66 | static struct ctk_button button; |
| 67 | |
| 68 | #define STATE_CLOSED 0 |
| 69 | #define STATE_OPEN 1 |
| 70 | static char state = STATE_CLOSED; |
| 71 | static unsigned char fileptr, dirfileptr; |
| 72 | static struct cfs_dir dir; |
| 73 | /*---------------------------------------------------------------------------*/ |
| 74 | static void |
| 75 | clearptr(void) |
| 76 | { |
| 77 | leftptr[fileptr] = ' '; |
| 78 | rightptr[fileptr] = ' '; |
| 79 | } |
| 80 | /*---------------------------------------------------------------------------*/ |
| 81 | static void |
| 82 | showptr(void) |
| 83 | { |
| 84 | leftptr[fileptr] = '>'; |
| 85 | rightptr[fileptr] = '<'; |
| 86 | |
| 87 | strncpy(filename, |
| 88 | &files[fileptr * FILES_WIDTH], |
| 89 | FILES_WIDTH); |
| 90 | |
| 91 | CTK_WIDGET_REDRAW(&filenameentry); |
| 92 | CTK_WIDGET_REDRAW(&leftptrlabel); |
| 93 | CTK_WIDGET_REDRAW(&rightptrlabel); |
| 94 | } |
| 95 | /*---------------------------------------------------------------------------*/ |
| 96 | void |
| 97 | ctk_filedialog_init(register struct ctk_filedialog_state *s) |
| 98 | { |
| 99 | state = STATE_CLOSED; |
| 100 | } |
| 101 | /*---------------------------------------------------------------------------*/ |
| 102 | void |
| 103 | ctk_filedialog_open(register struct ctk_filedialog_state *s, |
| 104 | const char *buttontext, ek_event_t event) |
| 105 | { |
| 106 | ctk_dialog_new(&dialog, 20, 5 + FILES_HEIGHT); |
| 107 | CTK_WIDGET_ADD(&dialog, &leftptrlabel); |
| 108 | CTK_WIDGET_ADD(&dialog, &fileslabel); |
| 109 | CTK_WIDGET_ADD(&dialog, &rightptrlabel); |
| 110 | CTK_WIDGET_ADD(&dialog, &filenameentry); |
| 111 | CTK_BUTTON_NEW(&button, 1, 4 + FILES_HEIGHT, strlen(buttontext), (char *)buttontext); |
| 112 | CTK_WIDGET_ADD(&dialog, &button); |
| 113 | ctk_dialog_open(&dialog); |
| 114 | state = STATE_OPEN; |
| 115 | memset(filename, 0, sizeof(filename)); |
| 116 | memset(leftptr, ' ', sizeof(leftptr)); |
| 117 | memset(rightptr, ' ', sizeof(rightptr)); |
oliverschmidt | 72da830 | 2005-04-28 21:16:37 +0000 | [diff] [blame] | 118 | memset(files, 0, sizeof(files)); |
adamdunkels | 539f13c | 2004-08-09 21:48:03 +0000 | [diff] [blame] | 119 | |
| 120 | fileptr = 0; |
| 121 | dirfileptr = 0; |
| 122 | showptr(); |
oliverschmidt | 58d4eb2 | 2005-05-08 10:39:08 +0000 | [diff] [blame^] | 123 | cfs_opendir(&dir, "."); |
adamdunkels | 539f13c | 2004-08-09 21:48:03 +0000 | [diff] [blame] | 124 | ek_post(EK_PROC_ID(EK_CURRENT()), EK_EVENT_CONTINUE, s); |
| 125 | } |
| 126 | /*---------------------------------------------------------------------------*/ |
| 127 | char |
| 128 | ctk_filedialog_eventhandler(struct ctk_filedialog_state *s, |
| 129 | ek_event_t ev, ek_data_t data) |
| 130 | { |
| 131 | static struct cfs_dirent dirent; |
| 132 | |
| 133 | if(state == STATE_OPEN) { |
| 134 | if(ev == ctk_signal_widget_activate && |
| 135 | data == (ek_data_t)&button) { |
| 136 | ctk_dialog_close(); |
| 137 | state = STATE_CLOSED; |
| 138 | ek_post(EK_PROC_ID(EK_CURRENT()), s->ev, &filename); |
| 139 | return 1; |
| 140 | } else if(ev == EK_EVENT_CONTINUE && |
| 141 | (ek_data_t)s == data) { |
| 142 | if(cfs_readdir(&dir, &dirent) == 0 && |
| 143 | dirfileptr < MAX_NUMFILES) { |
| 144 | strncpy(&files[dirfileptr * FILES_WIDTH], |
| 145 | dirent.name, FILES_WIDTH); |
| 146 | CTK_WIDGET_REDRAW(&fileslabel); |
| 147 | ++dirfileptr; |
| 148 | ek_post(EK_PROC_ID(EK_CURRENT()), EK_EVENT_CONTINUE, s); |
| 149 | } else { |
| 150 | fileptr = 0; |
| 151 | cfs_closedir(&dir); |
| 152 | } |
| 153 | return 1; |
| 154 | } else if(ev == ctk_signal_keypress) { |
| 155 | if((ctk_arch_key_t)data == CH_CURS_UP) { |
| 156 | clearptr(); |
| 157 | if(fileptr > 0) { |
| 158 | --fileptr; |
| 159 | } |
| 160 | showptr(); |
| 161 | return 1; |
| 162 | } else if((ctk_arch_key_t)data == CH_CURS_DOWN) { |
| 163 | clearptr(); |
| 164 | if(fileptr < FILES_HEIGHT - 1) { |
| 165 | ++fileptr; |
| 166 | } |
| 167 | showptr(); |
| 168 | return 1; |
| 169 | } |
| 170 | } |
| 171 | } |
| 172 | return 0; |
| 173 | } |
| 174 | /*---------------------------------------------------------------------------*/ |