1 | ; File name : Dialog.asm |
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2 | ; Project name : Assembly Library |
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3 | ; Created date : 6.8.2010 |
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4 | ; Last update : 22.11.2010 |
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5 | ; Author : Tomi Tilli |
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6 | ; Description : Common functions for many dialogs. |
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7 | |
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8 | ; Section containing code |
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9 | SECTION .text |
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10 | |
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11 | ;-------------------------------------------------------------------- |
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12 | ; Dialog_DisplayWithDialogInputInDSSIandHandlerInBX |
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13 | ; Parameters: |
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14 | ; BX: Offset to menu event handler |
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15 | ; DX:AX: Optional user data |
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16 | ; DS:SI: Ptr to DIALOG_INPUT |
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17 | ; SS:BP: Ptr to parent MENU |
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18 | ; Returns: |
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19 | ; AX: Selected item |
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20 | ; Corrupts registers: |
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21 | ; BX, CX, DX, SI, DI |
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22 | ;-------------------------------------------------------------------- |
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23 | ALIGN JUMP_ALIGN |
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24 | Dialog_DisplayWithDialogInputInDSSIandHandlerInBX: |
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25 | push es |
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26 | push ds |
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27 | mov di, bp ; Backup parent MENU |
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28 | mov cx, DIALOG_size |
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29 | eENTER_STRUCT cx |
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30 | |
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31 | call Memory_ZeroSSBPwithSizeInCX |
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32 | mov [bp+DIALOG.fpDialogIO], si |
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33 | mov [bp+DIALOG.fpDialogIO+2], ds |
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34 | mov [bp+DIALOG.pParentMenu], di |
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35 | |
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36 | call MenuInit_EnterMenuWithHandlerInBXandUserDataInDXAX |
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37 | call Dialog_RemoveFromScreenByRedrawingParentMenu |
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38 | call Keyboard_RemoveAllKeystrokesFromBuffer |
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39 | |
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40 | mov ax, [bp+MENUINIT.wHighlightedItem] |
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41 | eLEAVE_STRUCT DIALOG_size |
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42 | pop ds |
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43 | pop es |
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44 | ret |
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45 | |
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46 | |
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47 | ;-------------------------------------------------------------------- |
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48 | ; Dialog_EventNotHandled |
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49 | ; Parameters: |
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50 | ; BX: Menu event (anything from MENUEVENT struct) |
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51 | ; SS:BP: Ptr to DIALOG |
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52 | ; Returns: |
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53 | ; CF: Cleared since event not processed |
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54 | ; Corrupts registers: |
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55 | ; Nothing |
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56 | ;-------------------------------------------------------------------- |
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57 | ALIGN JUMP_ALIGN |
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58 | Dialog_EventNotHandled: |
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59 | clc |
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60 | ret |
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61 | |
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62 | |
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63 | ;-------------------------------------------------------------------- |
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64 | ; Dialog_EventAnyThatClosesDialog |
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65 | ; Dialog_EventExitMenu |
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66 | ; Parameters: |
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67 | ; SS:BP: Ptr to DIALOG |
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68 | ; Returns: |
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69 | ; CF: Set since event processed |
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70 | ; Corrupts registers: |
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71 | ; Nothing |
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72 | ;-------------------------------------------------------------------- |
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73 | ALIGN JUMP_ALIGN |
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74 | Dialog_EventAnyThatClosesDialog: |
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75 | call MenuInit_CloseMenuWindow |
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76 | ALIGN JUMP_ALIGN |
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77 | Dialog_EventExitMenu: |
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78 | stc |
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79 | ret |
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80 | |
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81 | |
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82 | ;-------------------------------------------------------------------- |
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83 | ; Dialog_EventInitializeMenuinitFromDSSIforSingleItemWithHighlightedItemInAX |
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84 | ; Parameters: |
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85 | ; AX: Index of highlighted item |
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86 | ; DS:SI: Ptr to MENUINIT struct to initialize |
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87 | ; SS:BP: Ptr to DIALOG |
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88 | ; Returns: |
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89 | ; DS:SI: Ptr to initialized MENUINIT struct |
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90 | ; CF: Set since event processed |
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91 | ;-------------------------------------------------------------------- |
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92 | ALIGN JUMP_ALIGN |
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93 | Dialog_EventInitializeMenuinitFromDSSIforSingleItemWithHighlightedItemInAX: |
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94 | les di, [bp+DIALOG.fpDialogIO] |
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95 | mov WORD [es:di+DIALOG_INPUT.fszItems], g_szSingleItem |
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96 | mov [es:di+DIALOG_INPUT.fszItems+2], cs |
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97 | ; Fall to Dialog_EventInitializeMenuinitFromDSSIwithHighlightedItemInAX |
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98 | |
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99 | ;-------------------------------------------------------------------- |
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100 | ; Dialog_EventInitializeMenuinitFromDSSIwithHighlightedItemInAX |
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101 | ; Parameters: |
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102 | ; AX: Index of highlighted item |
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103 | ; DS:SI: Ptr to MENUINIT struct to initialize |
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104 | ; SS:BP: Ptr to DIALOG |
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105 | ; Returns: |
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106 | ; DS:SI: Ptr to initialized MENUINIT struct |
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107 | ; CF: Set since event processed |
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108 | ;-------------------------------------------------------------------- |
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109 | ALIGN JUMP_ALIGN |
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110 | Dialog_EventInitializeMenuinitFromDSSIwithHighlightedItemInAX: |
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111 | mov [bp+MENUINIT.wHighlightedItem], ax |
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112 | les di, [bp+DIALOG.fpDialogIO] |
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113 | call .GetWidthBasedOnParentMenuToAL |
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114 | mov [bp+MENUINIT.bWidth], al |
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115 | |
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116 | lds si, [es:di+DIALOG_INPUT.fszTitle] |
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117 | call ItemLineSplitter_GetLinesToAXforStringInDSSI |
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118 | mov [bp+MENUINIT.bTitleLines], al |
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119 | |
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120 | lds si, [es:di+DIALOG_INPUT.fszItems] |
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121 | call ItemLineSplitter_GetLinesToAXforStringInDSSI |
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122 | mov [bp+MENUINIT.wItems], ax |
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123 | |
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124 | lds si, [es:di+DIALOG_INPUT.fszInfo] |
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125 | call ItemLineSplitter_GetLinesToAXforStringInDSSI |
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126 | mov [bp+MENUINIT.bInfoLines], al |
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127 | |
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128 | call .GetHeightToAH ; Line counts are required |
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129 | mov [bp+MENUINIT.bHeight], ah |
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130 | stc |
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131 | ret |
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132 | |
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133 | ;-------------------------------------------------------------------- |
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134 | ; .GetWidthBasedOnParentMenuToAL |
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135 | ; Parameters: |
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136 | ; SS:BP: Ptr to DIALOG |
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137 | ; Returns: |
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138 | ; AX: Width for dialog |
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139 | ; Corrupts registers: |
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140 | ; BX |
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141 | ;-------------------------------------------------------------------- |
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142 | ALIGN JUMP_ALIGN |
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143 | .GetWidthBasedOnParentMenuToAL: |
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144 | mov bx, [bp+DIALOG.pParentMenu] |
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145 | mov al, [ss:bx+MENUINIT.bWidth] |
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146 | sub al, DIALOG_DELTA_WIDTH_FROM_PARENT |
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147 | MIN_U al, DIALOG_MAX_WIDTH |
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148 | ret |
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149 | |
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150 | ;-------------------------------------------------------------------- |
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151 | ; .GetHeightToAH |
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152 | ; Parameters: |
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153 | ; SS:BP: Ptr to DIALOG |
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154 | ; Returns: |
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155 | ; AH: Height for dialog |
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156 | ; Corrupts registers: |
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157 | ; AL, BX, DI |
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158 | ;-------------------------------------------------------------------- |
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159 | ALIGN JUMP_ALIGN |
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160 | .GetHeightToAH: |
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161 | CALL_DISPLAY_LIBRARY GetColumnsToALandRowsToAH |
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162 | xchg bx, ax |
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163 | mov ah, [bp+MENUINIT.bTitleLines] |
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164 | add ah, [bp+MENUINIT.wItems] |
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165 | add ah, [bp+MENUINIT.bInfoLines] |
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166 | add ah, BYTE MENU_VERTICAL_BORDER_LINES |
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167 | MIN_U ah, bh |
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168 | MIN_U ah, DIALOG_MAX_HEIGHT |
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169 | ret |
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170 | |
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171 | |
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172 | ;-------------------------------------------------------------------- |
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173 | ; Dialog_EventRefreshTitle |
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174 | ; Dialog_EventRefreshInformation |
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175 | ; Parameters: |
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176 | ; SS:BP: Ptr to DIALOG |
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177 | ; Returns: |
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178 | ; CF: Set since event processed |
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179 | ;-------------------------------------------------------------------- |
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180 | ALIGN JUMP_ALIGN |
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181 | Dialog_EventRefreshTitle: |
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182 | lds si, [bp+DIALOG.fpDialogIO] |
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183 | lds si, [si+DIALOG_INPUT.fszTitle] |
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184 | jmp SHORT PrintTitleOrInfoLine |
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185 | |
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186 | ALIGN JUMP_ALIGN |
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187 | Dialog_EventRefreshInformation: |
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188 | lds si, [bp+DIALOG.fpDialogIO] |
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189 | lds si, [si+DIALOG_INPUT.fszInfo] |
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190 | ; Fall to PrintTitleOrInfoLine |
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191 | |
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192 | ALIGN JUMP_ALIGN |
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193 | PrintTitleOrInfoLine: |
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194 | mov bx, ds |
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195 | CALL_DISPLAY_LIBRARY PrintNullTerminatedStringFromBXSI |
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196 | stc |
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197 | ret |
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198 | |
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199 | |
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200 | ;-------------------------------------------------------------------- |
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201 | ; Dialog_EventRefreshItemFromCX |
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202 | ; Parameters: |
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203 | ; CX: Item to refresh |
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204 | ; SS:BP: Ptr to DIALOG |
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205 | ; Returns: |
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206 | ; CF: Set since event processed |
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207 | ;-------------------------------------------------------------------- |
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208 | ALIGN JUMP_ALIGN |
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209 | Dialog_EventRefreshItemFromCX: |
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210 | lds si, [bp+DIALOG.fpDialogIO] |
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211 | lds si, [si+DIALOG_INPUT.fszItems] |
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212 | call ItemLineSplitter_GetLineToDSSIandLengthToCXfromStringInDSSIwithIndexInCX |
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213 | jnc SHORT .LineNotFound |
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214 | |
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215 | mov bx, ds |
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216 | CALL_DISPLAY_LIBRARY PrintCharBufferFromBXSIwithLengthInCX |
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217 | .LineNotFound: |
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218 | stc |
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219 | ret |
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220 | |
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221 | |
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222 | ;-------------------------------------------------------------------- |
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223 | ; Dialog_RemoveFromScreenByRedrawingParentMenu |
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224 | ; Parameters: |
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225 | ; SS:BP: Ptr to DIALOG |
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226 | ; Returns: |
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227 | ; Nothing |
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228 | ; Corrupts: |
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229 | ; AX, BX, CX, DX, SI, DI |
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230 | ;-------------------------------------------------------------------- |
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231 | ALIGN JUMP_ALIGN |
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232 | Dialog_RemoveFromScreenByRedrawingParentMenu: |
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233 | mov si, [bp+DIALOG.pParentMenu] ; SS:SI points to parent MENU |
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234 | call .GetParentTitleBorderCoordinatesToDX |
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235 | call MenuLocation_GetTitleBordersTopLeftCoordinatesToAX |
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236 | cmp ah, dh ; Dialog taller than parent? |
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237 | jb SHORT .RedrawDialogAreaAndWholeParentWindow |
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238 | jmp SHORT .RedrawWholeParentWindow |
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239 | |
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240 | ;-------------------------------------------------------------------- |
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241 | ; .GetParentTitleBorderCoordinatesToDX |
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242 | ; Parameters: |
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243 | ; SS:SI: Ptr to parent MENU |
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244 | ; SS:BP: Ptr to DIALOG |
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245 | ; Returns: |
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246 | ; DL: Parent border column (X) |
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247 | ; DH: Parent border row (Y) |
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248 | ; Corrupts: |
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249 | ; AX |
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250 | ;-------------------------------------------------------------------- |
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251 | ALIGN JUMP_ALIGN |
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252 | .GetParentTitleBorderCoordinatesToDX: |
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253 | xchg si, bp |
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254 | call MenuLocation_GetTitleBordersTopLeftCoordinatesToAX |
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255 | xchg bp, si |
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256 | xchg dx, ax |
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257 | ret |
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258 | |
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259 | ;-------------------------------------------------------------------- |
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260 | ; .RedrawDialogAreaAndWholeParentWindow |
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261 | ; .RedrawWholeParentWindow |
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262 | ; Parameters: |
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263 | ; SS:SI: Ptr to parent MENU |
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264 | ; SS:BP: Ptr to DIALOG |
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265 | ; Returns: |
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266 | ; Nothing |
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267 | ; Corrupts: |
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268 | ; AX, BX, CX, DX, SI, DI |
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269 | ;-------------------------------------------------------------------- |
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270 | ALIGN JUMP_ALIGN |
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271 | .RedrawDialogAreaAndWholeParentWindow: |
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272 | push si |
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273 | call MenuBorders_AdjustDisplayContextForDrawingBorders |
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274 | pop si |
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275 | mov al, SCREEN_BACKGROUND_ATTRIBUTE |
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276 | CALL_DISPLAY_LIBRARY SetCharacterAttributeFromAL |
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277 | mov ax, [bp+MENUINIT.wWidthAndHeight] |
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278 | CALL_DISPLAY_LIBRARY ClearAreaWithHeightInAHandWidthInAL |
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279 | ; Fall to .RedrawWholeParentWindow |
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280 | |
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281 | ALIGN JUMP_ALIGN |
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282 | .RedrawWholeParentWindow: |
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283 | push bp |
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284 | mov bp, si |
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285 | call MenuInit_RefreshMenuWindow |
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286 | pop bp |
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287 | ret |
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