Sun, 10 Aug 2014 13:26:35 +0200
Start initial menu setup
197 | 1 | /***************************************************************************** |
2 | * Copyright (C) 2014 | |
3 | * | |
4 | * Michiel Broek <mbroek at mbse dot eu> | |
5 | * | |
6 | * This file is part of the mbsePi-apps | |
7 | * | |
8 | * This is free software; you can redistribute it and/or modify it | |
9 | * under the terms of the GNU General Public License as published by the | |
10 | * Free Software Foundation; either version 2, or (at your option) any | |
11 | * later version. | |
12 | * | |
13 | * mbsePi-apps is distributed in the hope that it will be useful, but | |
14 | * WITHOUT ANY WARRANTY; without even the implied warranty of | |
15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
16 | * General Public License for more details. | |
17 | * | |
18 | * You should have received a copy of the GNU General Public License | |
19 | * along with ThermFerm; see the file COPYING. If not, write to the Free | |
20 | * Software Foundation, 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. | |
21 | *****************************************************************************/ | |
22 | ||
23 | #include "thermferm.h" | |
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24 | #include "lcd-pcf8574.h" |
197 | 25 | #include "panel.h" |
26 | ||
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27 | |
197 | 28 | #ifdef HAVE_WIRINGPI_H |
29 | ||
30 | ||
199 | 31 | extern int my_shutdown; |
32 | extern int debug; | |
205 | 33 | extern int setupmenu; |
199 | 34 | |
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35 | int Key_Enter = FALSE; |
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36 | int Key_Enter_Long = FALSE; |
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37 | int Key_Up = FALSE; |
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38 | int Key_Down = FALSE; |
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39 | |
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40 | int previous_key = KEY_NONE; |
205 | 41 | int menutimer = 0; |
42 | ||
43 | int Led_Off = 0; | |
44 | int Led_On = 100; | |
45 | ||
46 | ||
47 | /* | |
48 | * LED flash patterns, on, off. Times in 10 mSecs. | |
49 | */ | |
50 | const int LED_OFF[2] = { 0, 100 }; | |
51 | const int LED_ON[2] = { 100, 0 }; | |
52 | const int LED_WARN[2] = { 5, 95 }; | |
53 | const int LED_ALARM[2] = { 50, 50 }; | |
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54 | |
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55 | |
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56 | |
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57 | /* |
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58 | * Check for a key. Return last pressed key or none. |
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59 | */ |
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60 | int keycheck(void) |
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61 | { |
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62 | int key, retkey = KEY_NONE; |
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63 | |
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64 | key = keypressed(); |
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65 | if ((key == KEY_NONE) && (previous_key != KEY_NONE)) { |
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66 | retkey = previous_key; |
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67 | } |
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68 | |
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69 | previous_key = key; |
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70 | return retkey; |
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71 | } |
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72 | |
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73 | |
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74 | |
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75 | int keypressed(void) |
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76 | { |
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77 | if (Key_Enter && Key_Up && Key_Down) |
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78 | return KEY_ALL; |
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79 | if (Key_Up && Key_Down) |
205 | 80 | return KEY_ESCAPE; |
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81 | if (Key_Up) |
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82 | return KEY_UP; |
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83 | if (Key_Down) |
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84 | return KEY_DOWN; |
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85 | if (Key_Enter_Long) |
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86 | return KEY_CONFIRM; |
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87 | if (Key_Enter) |
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88 | return KEY_ENTER; |
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89 | return KEY_NONE; |
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90 | } |
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91 | |
199 | 92 | |
93 | ||
94 | PI_THREAD (my_panel_loop) | |
95 | { | |
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96 | int Enter = 0, Up = 0, Down = 0, Backlight = LCD_SLEEP, AnyKey = FALSE; |
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97 | time_t Last = (time_t)0, Now; |
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98 | |
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99 | pinMode(PANEL_LED, OUTPUT); |
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100 | pinMode(PANEL_ENTER, INPUT); |
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101 | pinMode(PANEL_UP, INPUT); |
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102 | pinMode(PANEL_DOWN, INPUT); |
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103 | |
199 | 104 | |
105 | syslog(LOG_NOTICE, "Thread my_panel_loop started"); | |
106 | if (debug) | |
107 | fprintf(stdout, "Thread my_panel_loop started\n"); | |
108 | ||
109 | /* | |
110 | * Loop forever until the external shutdown variable is set. | |
111 | */ | |
112 | for (;;) { | |
113 | if (my_shutdown) | |
114 | break; | |
115 | ||
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116 | if (digitalRead(PANEL_ENTER)) { |
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117 | Enter = 0; |
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118 | Key_Enter = FALSE; |
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119 | Key_Enter_Long = FALSE; |
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120 | } else { |
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121 | Enter++; |
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122 | if (Enter > PRESS_NORMAL) |
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123 | Key_Enter = TRUE; |
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124 | if (Enter > PRESS_LONG) |
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125 | Key_Enter_Long = TRUE; |
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126 | } |
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127 | |
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128 | if (digitalRead(PANEL_UP)) { |
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129 | Up = 0; |
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130 | Key_Up = FALSE; |
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131 | } else { |
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132 | Up++; |
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133 | if (Up > PRESS_NORMAL) |
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134 | Key_Up = TRUE; |
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135 | } |
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136 | |
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137 | if (digitalRead(PANEL_DOWN)) { |
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138 | Down = 0; |
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139 | Key_Down = FALSE; |
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140 | } else { |
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141 | Down++; |
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142 | if (Down > PRESS_NORMAL) |
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143 | Key_Down = TRUE; |
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144 | } |
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145 | |
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146 | if (Key_Enter || Key_Up || Key_Down) { |
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147 | AnyKey = TRUE; |
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148 | /* |
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149 | * Any key is pressed. |
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150 | */ |
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151 | if (Backlight == 0) |
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152 | setBacklight(1); |
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153 | Backlight = LCD_SLEEP; |
205 | 154 | menutimer = 0; |
200
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155 | } else { |
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156 | /* |
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157 | * No key pressed. |
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158 | */ |
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159 | AnyKey = FALSE; |
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160 | } |
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161 | |
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162 | // if (debug && AnyKey) |
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163 | // fprintf(stdout, "keys Enter=%d,%s,%s Up=%d,%s Down=%d,%s\n", |
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164 | // Enter, Key_Enter ?"True":"False", Key_Enter_Long ?"True":"False", Up, Key_Up ?"True":"False", Down, Key_Down ?"True":"False"); |
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165 | |
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166 | Now = time(NULL); |
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167 | if (Now != Last) { |
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168 | Last = Now; |
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169 | |
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170 | // if (debug) |
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171 | // fprintf(stdout, "AnyKey=%s Backlight=%d\n", AnyKey ?"True":"False", Backlight); |
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172 | if (AnyKey == FALSE) { |
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173 | if (Backlight == 1) |
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174 | setBacklight(0); |
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175 | if (Backlight > 0) { |
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176 | Backlight--; |
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177 | } |
205 | 178 | |
179 | if (setupmenu != MENU_NONE) { | |
180 | if (menutimer < MENU_TIMEOUT) | |
181 | menutimer++; | |
182 | else | |
183 | setupmenu = MENU_NONE; | |
184 | } | |
200
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185 | } |
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186 | } |
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187 | |
199 | 188 | /* |
189 | * Loop 10 milliseconds | |
190 | */ | |
191 | usleep(10000); | |
192 | } | |
193 | ||
194 | syslog(LOG_NOTICE, "Thread my_panel_loop stopped"); | |
195 | if (debug) | |
196 | fprintf(stdout, "Thread my_panel_loop stopped\n"); | |
197 | ||
198 | return 0; | |
199 | } | |
197 | 200 | |
201 | ||
202 | #endif |