1 | ; File name : MenuEvents.inc |
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2 | ; Project name : Assembly Library |
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3 | ; Created date : 13.7.2010 |
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4 | ; Last update : 18.10.2010 |
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5 | ; Author : Tomi Tilli |
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6 | ; Description : Defines for Menu events send to the user. |
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7 | %ifndef MENUEVENTS_INC |
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8 | %define MENUEVENTS_INC |
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9 | |
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10 | ;-------------------------------------------------------------------- |
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11 | ; Events to be processed in user implemented handler. |
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12 | ; Common parameters for all events: |
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13 | ; BX: Menu event (anything from MENUEVENT struct) |
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14 | ; SS:BP: Menu library handle |
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15 | ; Common return values for all events: |
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16 | ; CF: Set if event processed |
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17 | ; Cleared if event not processed |
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18 | ; Corrupts registers: |
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19 | ; All |
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20 | ;-------------------------------------------------------------------- |
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21 | |
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22 | ; |
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23 | ; There are two ways to use MENUEVENT: |
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24 | ; |
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25 | ; 1. If the program needs two different menus, include the definition of the MENUEVENT structure below, |
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26 | ; instantiate with members that point to the routines that make up the menu. |
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27 | ; |
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28 | ; 2. If the program needs only one menu, %define MENUEVENT_INLINE_OFFSETS before this include file, |
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29 | ; and define (through EQU statements) each of the entry points as offsets from a base address. |
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30 | ; |
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31 | |
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32 | ; |
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33 | ; If user level idle processing is desired, %define this symbol and .IdleProcessing will be called. |
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34 | ; Otherwise, the code and structure entry will be omitted. Note that INCLUDE_MENU_DIALOGS requires |
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35 | ; the idle processing (if that is the case, it is turned on here). |
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36 | ; |
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37 | ;%define MENUEVENT_IDLEPROCESSING_ENABLE |
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38 | ; |
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39 | |
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40 | %ifdef INCLUDE_MENU_DIALOGS |
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41 | %define MENUEVENT_IDLEPROCESSING_ENABLE |
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42 | %endif |
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43 | |
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44 | %ifndef MENUEVENT_INLINE_OFFSETS |
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45 | |
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46 | struc MENUEVENT |
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47 | ; Parameters: |
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48 | ; DS:SI: Ptr to MENUINIT struct to initialize |
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49 | ; Returns: |
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50 | ; DS:SI: Ptr to initialized MENUINIT struct |
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51 | .InitializeMenuinitFromDSSI resb 2 |
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52 | %define MENUEVENT_InitializeMenuinitFromDSSI MENUEVENT.InitializeMenuinitFromDSSI |
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53 | |
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54 | ; Parameters: |
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55 | ; None |
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56 | ; Returns: |
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57 | ; CF: Set to exit menu |
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58 | ; Clear to cancel exit |
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59 | .ExitMenu resb 2 |
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60 | %define MENUEVENT_ExitMenu MENUEVENT.ExitMenu |
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61 | |
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62 | %ifdef MENUEVENT_IDLEPROCESSING_ENABLE |
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63 | ; Parameters: |
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64 | ; None |
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65 | ; See the definition of MENUEVENT_IDLEPROCESSING_ENABLE below. |
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66 | .IdleProcessing resb 2 |
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67 | %define MENUEVENT_IdleProcessing MENUEVENT.IdleProcessing |
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68 | %endif |
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69 | |
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70 | ; Parameters: |
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71 | ; CX: Index of new highlighted item |
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72 | ; DX: Index of previously highlighted item or NO_ITEM_HIGHLIGHTED |
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73 | .ItemHighlightedFromCX resb 2 |
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74 | %define MENUEVENT_ItemHighlightedFromCX MENUEVENT.ItemHighlightedFromCX |
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75 | |
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76 | ; Parameters: |
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77 | ; CX: Index of selected item |
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78 | .ItemSelectedFromCX resb 2 |
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79 | %define MENUEVENT_ItemSelectedFromCX MENUEVENT.ItemSelectedFromCX |
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80 | |
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81 | ; Parameters: |
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82 | ; AL: ASCII character for the key |
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83 | ; AH: Keyboard library scan code for the key |
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84 | .KeyStrokeInAX resb 2 |
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85 | %define MENUEVENT_KeyStrokeInAX MENUEVENT.KeyStrokeInAX |
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86 | |
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87 | ; Parameters: |
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88 | ; CX: Index of highlighted item |
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89 | ; Cursor has been positioned to the beginning of first line |
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90 | .RefreshTitle resb 2 |
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91 | .RefreshInformation resb 2 |
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92 | %define MENUEVENT_RefreshTitle MENUEVENT.RefreshTitle |
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93 | %define MENUEVENT_RefreshInformation MENUEVENT.RefreshInformation |
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94 | |
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95 | ; Parameters: |
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96 | ; CX: Index of item to refresh |
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97 | ; Cursor has been positioned to the beginning of item line |
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98 | .RefreshItemFromCX resb 2 |
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99 | %define MENUEVENT_RefreshItemFromCX MENUEVENT.RefreshItemFromCX |
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100 | endstruc |
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101 | |
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102 | %endif ; MENUEVENTS_INLINE_OFFSETS |
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103 | |
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104 | %endif ; MENUEVENTS_INC |
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