1 | ; Project name : Assembly Library |
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2 | ; Description : Displays progress bar dialog and starts progress task. |
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3 | |
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4 | ; Section containing code |
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5 | SECTION .text |
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6 | |
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7 | ;-------------------------------------------------------------------- |
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8 | ; DialogProgress_GetStringWithIoInDSSI |
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9 | ; Parameters: |
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10 | ; DS:SI: Ptr to PROGRESS_DIALOG_IO |
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11 | ; SS:BP: Ptr to parent MENU |
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12 | ; Returns: |
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13 | ; Nothing |
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14 | ; Corrupts registers: |
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15 | ; AX, BX, CX, DX, SI, DI |
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16 | ;-------------------------------------------------------------------- |
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17 | ALIGN JUMP_ALIGN |
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18 | DialogProgress_StartProgressTaskWithIoInDSSIandParamInDXAX: |
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19 | mov bx, ProgressEventHandler |
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20 | jmp Dialog_DisplayWithDialogInputInDSSIandHandlerInBX |
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21 | |
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22 | |
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23 | ;-------------------------------------------------------------------- |
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24 | ; DialogProgress_SetProgressValueFromAX |
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25 | ; Parameters |
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26 | ; AX: Progress bar value to set |
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27 | ; SS:BP: Ptr to DIALOG |
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28 | ; Returns: |
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29 | ; Nothing |
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30 | ; Corrupts registers: |
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31 | ; AX, BX, CX, DX, SI, DI |
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32 | ;-------------------------------------------------------------------- |
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33 | ALIGN JUMP_ALIGN |
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34 | DialogProgress_SetProgressValueFromAX: |
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35 | push ds |
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36 | |
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37 | lds si, [bp+DIALOG.fpDialogIO] |
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38 | mov bx, [si+PROGRESS_DIALOG_IO.wMaxProgressValue] |
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39 | cmp ax, bx |
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40 | jb SHORT .AXlessThanBX |
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41 | mov ax, bx |
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42 | jmp SHORT .UpdateProgressBar |
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43 | ALIGN JUMP_ALIGN |
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44 | .AXlessThanBX: |
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45 | mov bx, ax |
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46 | sub bx, [si+PROGRESS_DIALOG_IO.wCurrentProgressValue] |
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47 | cmp bx, [si+PROGRESS_DIALOG_IO.wProgressPerCharacter] |
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48 | jb SHORT .ReturnWithoutUpdate |
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49 | .UpdateProgressBar: |
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50 | mov [si+PROGRESS_DIALOG_IO.wCurrentProgressValue], ax |
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51 | xor ax, ax |
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52 | call MenuText_RefreshItemFromAX |
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53 | call MenuText_RefreshInformation |
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54 | ALIGN JUMP_ALIGN |
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55 | .ReturnWithoutUpdate: |
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56 | pop ds |
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57 | ret |
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58 | |
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59 | |
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60 | ;-------------------------------------------------------------------- |
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61 | ; ProgressEventHandler |
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62 | ; Common parameters for all events: |
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63 | ; BX: Menu event (anything from MENUEVENT struct) |
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64 | ; SS:BP: Ptr to DIALOG |
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65 | ; Common return values for all events: |
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66 | ; CF: Set if event processed |
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67 | ; Cleared if event not processed |
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68 | ; Corrupts registers: |
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69 | ; All |
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70 | ;-------------------------------------------------------------------- |
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71 | ALIGN JUMP_ALIGN |
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72 | ProgressEventHandler: |
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73 | jmp [cs:bx+.rgfnEventHandlers] |
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74 | |
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75 | |
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76 | ALIGN JUMP_ALIGN |
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77 | .InitializeMenuinitFromDSSI: |
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78 | mov ax, NO_ITEM_HIGHLIGHTED |
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79 | call Dialog_EventInitializeMenuinitFromDSSIforSingleItemWithHighlightedItemInAX |
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80 | lds si, [bp+DIALOG.fpDialogIO] |
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81 | call TimerTicks_ReadFromBdaToAX |
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82 | mov [si+PROGRESS_DIALOG_IO.wStartTimeTicks], ax |
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83 | |
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84 | ; 0 = 65536 but it needs to be adjusted to 65535 prevent division by zero |
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85 | cmp WORD [si+PROGRESS_DIALOG_IO.wMaxProgressValue], BYTE 0 |
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86 | jne SHORT CalculateProgressNeededBeforeUpdatingCharacter |
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87 | dec WORD [si+PROGRESS_DIALOG_IO.wMaxProgressValue] |
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88 | jmp SHORT CalculateProgressNeededBeforeUpdatingCharacter |
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89 | |
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90 | |
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91 | ALIGN JUMP_ALIGN |
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92 | .IdleProcessing: |
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93 | call MenuInit_GetUserDataToDSSI |
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94 | les di, [bp+DIALOG.fpDialogIO] |
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95 | push bp |
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96 | call [es:di+PROGRESS_DIALOG_IO.fnTaskWithParamInDSSI] |
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97 | pop bp |
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98 | call MenuInit_CloseMenuWindow |
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99 | stc |
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100 | ret |
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101 | |
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102 | |
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103 | ALIGN JUMP_ALIGN |
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104 | .RefreshItemFromCX: |
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105 | lds si, [bp+DIALOG.fpDialogIO] |
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106 | call DrawProgressBarFromDialogIoInDSSI |
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107 | stc |
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108 | ret |
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109 | |
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110 | |
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111 | ALIGN JUMP_ALIGN |
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112 | .RefreshInformation: |
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113 | lds si, [bp+DIALOG.fpDialogIO] |
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114 | call TimerTicks_ReadFromBdaToAX |
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115 | sub ax, [si+PROGRESS_DIALOG_IO.wStartTimeTicks] |
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116 | xchg dx, ax |
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117 | call DrawTimeElapsedFromDX |
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118 | call DrawTimeLeftFromProgressDialogIoInDSSIwithTimeElapsedInDX |
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119 | stc |
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120 | ret |
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121 | |
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122 | |
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123 | ALIGN WORD_ALIGN |
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124 | .rgfnEventHandlers: |
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125 | istruc MENUEVENT |
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126 | at MENUEVENT.InitializeMenuinitFromDSSI, dw .InitializeMenuinitFromDSSI |
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127 | at MENUEVENT.ExitMenu, dw Dialog_EventExitMenu |
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128 | at MENUEVENT.IdleProcessing, dw .IdleProcessing |
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129 | at MENUEVENT.ItemHighlightedFromCX, dw Dialog_EventNotHandled |
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130 | at MENUEVENT.ItemSelectedFromCX, dw Dialog_EventNotHandled |
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131 | at MENUEVENT.KeyStrokeInAX, dw Dialog_EventNotHandled |
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132 | at MENUEVENT.RefreshTitle, dw Dialog_EventRefreshTitle |
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133 | at MENUEVENT.RefreshInformation, dw .RefreshInformation |
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134 | at MENUEVENT.RefreshItemFromCX, dw .RefreshItemFromCX |
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135 | iend |
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136 | |
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137 | |
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138 | ;-------------------------------------------------------------------- |
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139 | ; CalculateProgressNeededBeforeUpdatingCharacter |
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140 | ; Parameters: |
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141 | ; DS:SI: Ptr to PROGRESS_DIALOG_IO |
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142 | ; SS:BP: Ptr to DIALOG |
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143 | ; Returns: |
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144 | ; CF: Set since event handled |
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145 | ; Corrupts: |
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146 | ; AX, BX, DX, SI, DS |
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147 | ;-------------------------------------------------------------------- |
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148 | ALIGN JUMP_ALIGN |
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149 | CalculateProgressNeededBeforeUpdatingCharacter: |
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150 | call MenuLocation_GetMaxTextLineLengthToAX |
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151 | call GetProgressLengthToBXfromProgressDialogIoInDSSI |
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152 | xchg ax, bx |
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153 | xor dx, dx |
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154 | div bx |
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155 | mov [si+PROGRESS_DIALOG_IO.wProgressPerCharacter], ax |
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156 | stc |
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157 | ret |
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158 | |
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159 | |
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160 | ;-------------------------------------------------------------------- |
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161 | ; DrawProgressBarFromDialogIoInDSSI |
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162 | ; Parameters: |
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163 | ; DS:SI: Ptr to PROGRESS_DIALOG_IO |
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164 | ; SS:BP: Ptr to DIALOG |
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165 | ; Returns: |
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166 | ; Nothing |
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167 | ; Corrupts: |
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168 | ; AX, BX, CX, DX, DI |
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169 | ;-------------------------------------------------------------------- |
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170 | ALIGN JUMP_ALIGN |
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171 | DrawProgressBarFromDialogIoInDSSI: |
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172 | ; Get full chars to CX and empty chars to DX |
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173 | call MenuLocation_GetMaxTextLineLengthToAX |
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174 | mov cx, ax |
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175 | mul WORD [si+PROGRESS_DIALOG_IO.wCurrentProgressValue] |
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176 | call GetProgressLengthToBXfromProgressDialogIoInDSSI |
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177 | div bx |
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178 | xchg cx, ax ; AX = Text line length, CX = Number of full chars |
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179 | sub ax, cx |
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180 | xchg dx, ax ; DX = Number of empty chars |
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181 | |
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182 | mov al, PROGRESS_COMPLETE_CHARACTER |
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183 | call .RepeatProgressCharacterCXtimesFromAL |
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184 | |
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185 | mov cx, dx |
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186 | mov al, PROGRESS_INCOMPLETE_CHARACTER |
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187 | ; Fall to .RepeatProgressCharacterCXtimesFromAL |
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188 | |
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189 | ;-------------------------------------------------------------------- |
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190 | ; .RepeatProgressCharacterCXtimesFromAL |
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191 | ; Parameters: |
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192 | ; AL: Progress bar character to repeat |
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193 | ; CX: Number of times to repeat the progress character |
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194 | ; Returns: |
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195 | ; Nothing |
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196 | ; Corrupts: |
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197 | ; AX, CX, DI |
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198 | ;-------------------------------------------------------------------- |
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199 | ALIGN JUMP_ALIGN |
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200 | .RepeatProgressCharacterCXtimesFromAL: |
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201 | jcxz .NothingToRepeat |
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202 | CALL_DISPLAY_LIBRARY PrintRepeatedCharacterFromALwithCountInCX |
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203 | ALIGN JUMP_ALIGN, ret |
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204 | .NothingToRepeat: |
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205 | ret |
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206 | |
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207 | |
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208 | ;-------------------------------------------------------------------- |
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209 | ; GetProgressLengthToBXfromProgressDialogIoInDSSI |
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210 | ; Parameters: |
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211 | ; DS:SI: Ptr to PROGRESS_DIALOG_IO |
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212 | ; Returns: |
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213 | ; BX: Progress length |
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214 | ; Corrupts: |
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215 | ; Nothing |
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216 | ;-------------------------------------------------------------------- |
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217 | ALIGN JUMP_ALIGN |
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218 | GetProgressLengthToBXfromProgressDialogIoInDSSI: |
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219 | mov bx, [si+PROGRESS_DIALOG_IO.wMaxProgressValue] |
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220 | sub bx, [si+PROGRESS_DIALOG_IO.wMinProgressValue] |
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221 | ret |
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222 | |
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223 | |
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224 | ;-------------------------------------------------------------------- |
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225 | ; DrawTimeElapsedFromDX |
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226 | ; Parameters: |
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227 | ; DX: Ticks elapsed |
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228 | ; Returns: |
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229 | ; Nothing |
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230 | ; Corrupts: |
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231 | ; AX, BX, CX, DI |
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232 | ;-------------------------------------------------------------------- |
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233 | ALIGN JUMP_ALIGN |
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234 | DrawTimeElapsedFromDX: |
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235 | push si |
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236 | push dx |
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237 | |
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238 | mov si, g_szTimeElapsed |
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239 | CALL_DISPLAY_LIBRARY PrintNullTerminatedStringFromCSSI |
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240 | call FormatTicksFromDX |
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241 | |
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242 | pop dx |
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243 | pop si |
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244 | ret |
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245 | |
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246 | |
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247 | ;-------------------------------------------------------------------- |
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248 | ; DrawTimeLeftFromProgressDialogIoInDSSIwithTimeElapsedInDX |
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249 | ; Parameters: |
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250 | ; DX: Ticks elapsed |
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251 | ; DS:SI: Ptr to PROGRESS_DIALOG_IO |
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252 | ; Returns: |
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253 | ; Nothing |
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254 | ; Corrupts: |
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255 | ; AX, BX, CX, DX, SI, DI |
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256 | ;-------------------------------------------------------------------- |
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257 | ALIGN JUMP_ALIGN |
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258 | DrawTimeLeftFromProgressDialogIoInDSSIwithTimeElapsedInDX: |
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259 | push si |
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260 | mov si, g_szTimeLeft |
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261 | CALL_DISPLAY_LIBRARY PrintNullTerminatedStringFromCSSI |
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262 | pop si |
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263 | |
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264 | mov cx, [si+PROGRESS_DIALOG_IO.wCurrentProgressValue] |
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265 | mov ax, [si+PROGRESS_DIALOG_IO.wMaxProgressValue] |
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266 | sub ax, cx |
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267 | mul dx ; Progress left * elapsed time |
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268 | |
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269 | sub cx, [si+PROGRESS_DIALOG_IO.wMinProgressValue] |
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270 | jz SHORT .PreventDivisionByZero |
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271 | div cx ; AX = Estimated ticks left |
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272 | xchg dx, ax |
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273 | SKIP2B f ; cmp ax, <next instruction> |
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274 | .PreventDivisionByZero: |
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275 | xor dx, dx |
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276 | ; Fall to FormatTicksFromDX |
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277 | |
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278 | |
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279 | ;-------------------------------------------------------------------- |
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280 | ; FormatTicksFromDX |
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281 | ; Parameters: |
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282 | ; DX: Ticks to format |
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283 | ; Returns: |
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284 | ; Nothing |
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285 | ; Corrupts: |
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286 | ; AX, CX, DX, SI, DI |
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287 | ;-------------------------------------------------------------------- |
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288 | ALIGN JUMP_ALIGN |
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289 | FormatTicksFromDX: |
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290 | push bp |
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291 | |
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292 | mov bp, sp |
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293 | mov si, g_szTimeFormat |
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294 | call TimerTicks_GetMinutesToAXfromTicksInDX |
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295 | push ax |
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296 | call TimerTicks_GetSecondsToAXfromTicksInDX |
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297 | push ax |
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298 | CALL_DISPLAY_LIBRARY FormatNullTerminatedStringFromCSSI |
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299 | |
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300 | pop bp |
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301 | ret |
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