Library to display menus on TextLCDs. Interaction with functions Up,Down and Select (Buttons or RPG) Based on menu-library from pyeh9
Fork of Menu by
Library to display menus on TextLCDs. Interaction with functions Up,Down and Select (Buttons or RPG) Based on menu-library from pyeh9
Navigator.cpp@3:cfc36b42ae75, 2015-01-01 (annotated)
- Committer:
- charly
- Date:
- Thu Jan 01 22:27:30 2015 +0000
- Revision:
- 3:cfc36b42ae75
- Parent:
- 2:2654dc659298
- Child:
- 4:67097127da6c
Removed RPG; added method select.; Interaction can be handled outside Menu with methods Navigator::moveUp, moveDown and select.; Changed from TextLCD to http://developer.mbed.org/cookbook/Text-LCD-Enhanced; Fixed bug to display 15 Chars per line
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
pyeh9 | 1:84d263c8932d | 1 | #include "Navigator.h" |
pyeh9 | 1:84d263c8932d | 2 | |
charly | 3:cfc36b42ae75 | 3 | Navigator::Navigator(Menu *root, /*RPG &rpg,*/ TextLCD_Base *lcd) : activeMenu(root), /*rpg(rpg), */ lcd(lcd) |
pyeh9 | 1:84d263c8932d | 4 | { |
pyeh9 | 1:84d263c8932d | 5 | bottom = root->selections.size(); |
pyeh9 | 1:84d263c8932d | 6 | cursorPos = 0; |
pyeh9 | 1:84d263c8932d | 7 | cursorLine = 1; |
pyeh9 | 1:84d263c8932d | 8 | button = 0; |
pyeh9 | 1:84d263c8932d | 9 | lastButton = 0; |
pyeh9 | 2:2654dc659298 | 10 | |
pyeh9 | 2:2654dc659298 | 11 | printMenu(); |
pyeh9 | 2:2654dc659298 | 12 | printCursor(); |
pyeh9 | 1:84d263c8932d | 13 | } |
pyeh9 | 1:84d263c8932d | 14 | |
pyeh9 | 1:84d263c8932d | 15 | void Navigator::printMenu() |
pyeh9 | 1:84d263c8932d | 16 | { |
pyeh9 | 1:84d263c8932d | 17 | lcd->cls(); |
pyeh9 | 1:84d263c8932d | 18 | if(bottom == 1){ // the current Menu only has one selection |
charly | 3:cfc36b42ae75 | 19 | lcd->printf(" %s", activeMenu->selections[0].selText); |
pyeh9 | 1:84d263c8932d | 20 | } else { |
pyeh9 | 1:84d263c8932d | 21 | if(cursorLine == 2){ // if we're at the bottom |
charly | 3:cfc36b42ae75 | 22 | lcd->printf(" %s", activeMenu->selections[cursorPos-1].selText); |
charly | 3:cfc36b42ae75 | 23 | lcd->locate(0,1); |
charly | 3:cfc36b42ae75 | 24 | lcd->printf(" %s", activeMenu->selections[cursorPos].selText); |
pyeh9 | 1:84d263c8932d | 25 | } else { |
charly | 3:cfc36b42ae75 | 26 | lcd->printf(" %s", activeMenu->selections[cursorPos].selText); |
charly | 3:cfc36b42ae75 | 27 | lcd->locate(0,1); |
charly | 3:cfc36b42ae75 | 28 | lcd->printf(" %s", activeMenu->selections[cursorPos+1].selText); |
pyeh9 | 1:84d263c8932d | 29 | } |
pyeh9 | 1:84d263c8932d | 30 | } |
pyeh9 | 1:84d263c8932d | 31 | } |
pyeh9 | 1:84d263c8932d | 32 | |
pyeh9 | 1:84d263c8932d | 33 | void Navigator::printCursor() |
pyeh9 | 1:84d263c8932d | 34 | { |
pyeh9 | 1:84d263c8932d | 35 | if(activeMenu->selections[cursorPos].childMenu == NULL) printf("No child menu\n"); |
pyeh9 | 1:84d263c8932d | 36 | else printf("child menu: %s\n", activeMenu->selections[cursorPos].childMenu->menuID); |
pyeh9 | 1:84d263c8932d | 37 | |
pyeh9 | 1:84d263c8932d | 38 | lcd->locate(0,0); |
pyeh9 | 1:84d263c8932d | 39 | if(cursorLine == 1){ |
pyeh9 | 1:84d263c8932d | 40 | lcd->putc('>'); |
pyeh9 | 1:84d263c8932d | 41 | lcd->locate(0,1); |
pyeh9 | 1:84d263c8932d | 42 | lcd->putc(' '); |
pyeh9 | 1:84d263c8932d | 43 | } else if(cursorLine == 2){ |
pyeh9 | 1:84d263c8932d | 44 | lcd->putc(' '); |
pyeh9 | 1:84d263c8932d | 45 | lcd->locate(0,1); |
pyeh9 | 1:84d263c8932d | 46 | lcd->putc('>'); |
pyeh9 | 1:84d263c8932d | 47 | } |
pyeh9 | 1:84d263c8932d | 48 | } |
pyeh9 | 1:84d263c8932d | 49 | |
pyeh9 | 1:84d263c8932d | 50 | void Navigator::poll() |
pyeh9 | 1:84d263c8932d | 51 | { |
charly | 3:cfc36b42ae75 | 52 | /* |
pyeh9 | 1:84d263c8932d | 53 | if((direction = rpg.dir())!=0){ //Get Dir |
pyeh9 | 1:84d263c8932d | 54 | wait(0.2); |
pyeh9 | 1:84d263c8932d | 55 | if(direction == 1) moveDown(); |
pyeh9 | 1:84d263c8932d | 56 | else if(direction == -1) moveUp(); |
pyeh9 | 1:84d263c8932d | 57 | } |
pyeh9 | 1:84d263c8932d | 58 | |
pyeh9 | 1:84d263c8932d | 59 | if ((button = rpg.pb()) && !lastButton){ //prevents multiple selections when button is held down |
pyeh9 | 1:84d263c8932d | 60 | wait(0.2); |
pyeh9 | 1:84d263c8932d | 61 | if(activeMenu->selections[cursorPos].fun != NULL){ |
pyeh9 | 1:84d263c8932d | 62 | (activeMenu->selections[cursorPos].fun)(); |
pyeh9 | 1:84d263c8932d | 63 | } |
pyeh9 | 1:84d263c8932d | 64 | if(activeMenu->selections[cursorPos].childMenu != NULL){ |
pyeh9 | 1:84d263c8932d | 65 | activeMenu = activeMenu->selections[cursorPos].childMenu; |
pyeh9 | 1:84d263c8932d | 66 | bottom = activeMenu->selections.size(); |
pyeh9 | 1:84d263c8932d | 67 | cursorPos = 0; |
pyeh9 | 1:84d263c8932d | 68 | cursorLine = 1; |
pyeh9 | 1:84d263c8932d | 69 | printMenu(); |
pyeh9 | 1:84d263c8932d | 70 | printCursor(); |
pyeh9 | 1:84d263c8932d | 71 | } |
pyeh9 | 1:84d263c8932d | 72 | } |
pyeh9 | 1:84d263c8932d | 73 | lastButton = button; |
charly | 3:cfc36b42ae75 | 74 | */ |
pyeh9 | 1:84d263c8932d | 75 | } |
pyeh9 | 1:84d263c8932d | 76 | |
charly | 3:cfc36b42ae75 | 77 | void Navigator::select() |
charly | 3:cfc36b42ae75 | 78 | { |
charly | 3:cfc36b42ae75 | 79 | if(activeMenu->selections[cursorPos].fun != NULL){ |
charly | 3:cfc36b42ae75 | 80 | (activeMenu->selections[cursorPos].fun)(); |
charly | 3:cfc36b42ae75 | 81 | } |
charly | 3:cfc36b42ae75 | 82 | if(activeMenu->selections[cursorPos].childMenu != NULL){ |
charly | 3:cfc36b42ae75 | 83 | activeMenu = activeMenu->selections[cursorPos].childMenu; |
charly | 3:cfc36b42ae75 | 84 | bottom = activeMenu->selections.size(); |
charly | 3:cfc36b42ae75 | 85 | cursorPos = 0; |
charly | 3:cfc36b42ae75 | 86 | cursorLine = 1; |
charly | 3:cfc36b42ae75 | 87 | printMenu(); |
charly | 3:cfc36b42ae75 | 88 | printCursor(); |
charly | 3:cfc36b42ae75 | 89 | } |
charly | 3:cfc36b42ae75 | 90 | } |
pyeh9 | 1:84d263c8932d | 91 | void Navigator::moveUp() |
pyeh9 | 1:84d263c8932d | 92 | { |
pyeh9 | 1:84d263c8932d | 93 | if(cursorLine == 1){ |
pyeh9 | 1:84d263c8932d | 94 | printMenu(); |
pyeh9 | 1:84d263c8932d | 95 | } else if(cursorLine == 2){ |
pyeh9 | 1:84d263c8932d | 96 | cursorLine = 1; |
pyeh9 | 1:84d263c8932d | 97 | } |
pyeh9 | 1:84d263c8932d | 98 | |
pyeh9 | 1:84d263c8932d | 99 | if(cursorPos != 0){ |
pyeh9 | 1:84d263c8932d | 100 | cursorPos--; |
pyeh9 | 1:84d263c8932d | 101 | printMenu(); |
pyeh9 | 1:84d263c8932d | 102 | } |
pyeh9 | 1:84d263c8932d | 103 | printCursor(); |
pyeh9 | 1:84d263c8932d | 104 | } |
pyeh9 | 1:84d263c8932d | 105 | |
pyeh9 | 1:84d263c8932d | 106 | void Navigator::moveDown() |
pyeh9 | 1:84d263c8932d | 107 | { |
pyeh9 | 1:84d263c8932d | 108 | if(cursorLine == 1){ |
pyeh9 | 1:84d263c8932d | 109 | cursorLine = 2; |
pyeh9 | 1:84d263c8932d | 110 | } else if(cursorLine == 2){ |
pyeh9 | 1:84d263c8932d | 111 | printMenu(); |
pyeh9 | 1:84d263c8932d | 112 | } |
pyeh9 | 1:84d263c8932d | 113 | |
pyeh9 | 1:84d263c8932d | 114 | if(cursorPos != (bottom-1)){ |
pyeh9 | 1:84d263c8932d | 115 | cursorPos++; |
pyeh9 | 1:84d263c8932d | 116 | printMenu(); |
pyeh9 | 1:84d263c8932d | 117 | } |
pyeh9 | 1:84d263c8932d | 118 | printCursor(); |
pyeh9 | 1:84d263c8932d | 119 | } |