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Rev | Author | Line No. | Line |
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4429 | Serge | 1 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
2 | ;; ;; |
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3 | ;; Copyright (C) KolibriOS team 2004-2012. All rights reserved. ;; |
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4 | ;; Copyright (C) MenuetOS 2000-2004 Ville Mikael Turjanmaa ;; |
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5 | ;; Distributed under terms of the GNU General Public License ;; |
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6 | ;; ;; |
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7 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
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8 | |||
9 | $Revision: 2455 $ |
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10 | |||
11 | ;============================================================================== |
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12 | ;///// public functions /////////////////////////////////////////////////////// |
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13 | ;============================================================================== |
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14 | |||
15 | button.MAX_BUTTONS = 4095 |
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16 | |||
17 | struct SYS_BUTTON |
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18 | pslot dw ? |
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19 | id_lo dw ? |
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20 | left dw ? |
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21 | width dw ? |
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22 | top dw ? |
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23 | height dw ? |
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24 | id_hi dw ? |
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25 | dw ? |
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26 | ends |
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27 | |||
28 | align 4 |
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29 | ;------------------------------------------------------------------------------ |
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30 | syscall_button: ;///// system function 8 ////////////////////////////////////// |
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31 | ;------------------------------------------------------------------------------ |
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32 | ;? Define/undefine GUI button object |
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33 | ;------------------------------------------------------------------------------ |
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34 | ;; Define button: |
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35 | ;> ebx = pack[16(x), 16(width)] |
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36 | ;> ecx = pack[16(y), 16(height)] |
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37 | ;> edx = pack[8(flags), 24(button identifier)] |
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38 | ;> flags bits: |
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39 | ;> 7 (31) = 0 |
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40 | ;> 6 (30) = don't draw button |
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41 | ;> 5 (29) = don't draw button frame when pressed |
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42 | ;> esi = button color |
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43 | ; - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - |
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44 | ;; Undefine button: |
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45 | ;> edx = pack[8(flags), 24(button identifier)] |
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46 | ;> flags bits: |
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47 | ;> 7 (31) = 1 |
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48 | ;------------------------------------------------------------------------------ |
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49 | ; do we actually need to undefine the button? |
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50 | test edx, 0x80000000 |
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51 | jnz .remove_button |
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52 | |||
53 | ; do we have free button slots available? |
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54 | mov edi, [BTN_ADDR] |
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55 | mov eax, [edi] |
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56 | cmp eax, button.MAX_BUTTONS |
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57 | jge .exit |
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58 | |||
59 | ; does it have positive size? (otherwise it doesn't have sense) |
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60 | or bx, bx |
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61 | jle .exit |
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62 | or cx, cx |
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63 | jle .exit |
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64 | |||
65 | ; make coordinates clientbox-relative |
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66 | push eax |
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67 | mov eax, [current_slot] |
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68 | rol ebx, 16 |
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69 | add bx, word[eax + APPDATA.wnd_clientbox.left] |
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70 | rol ebx, 16 |
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71 | rol ecx, 16 |
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72 | add cx, word[eax + APPDATA.wnd_clientbox.top] |
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73 | rol ecx, 16 |
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74 | pop eax |
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75 | |||
76 | ; basic checks passed, define the button |
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77 | push ebx ecx edx |
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78 | inc eax |
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79 | mov [edi], ax |
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80 | shl eax, 4 |
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81 | add edi, eax |
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82 | ; NOTE: this code doesn't rely on SYS_BUTTON struct, please revise it |
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83 | ; if you change something |
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84 | mov ax, [CURRENT_TASK] |
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85 | stosw |
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86 | mov ax, dx |
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87 | stosw ; button id number: bits 0-15 |
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88 | mov eax, ebx |
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89 | rol eax, 16 |
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90 | stosd ; x start | x size |
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91 | mov eax, ecx |
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92 | rol eax, 16 |
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93 | stosd ; y start | y size |
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94 | mov eax, edx |
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95 | shr eax, 16 |
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96 | stosw ; button id number: bits 16-31 |
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97 | pop edx ecx ebx |
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98 | |||
99 | ; do we also need to draw the button? |
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100 | test edx, 0x40000000 |
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101 | jnz .exit |
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102 | |||
103 | ; draw button body |
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104 | |||
105 | pushad |
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106 | |||
107 | ; calculate window-relative coordinates |
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108 | movzx edi, cx |
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109 | shr ebx, 16 |
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110 | shr ecx, 16 |
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111 | mov eax, [TASK_BASE] |
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112 | add ebx, [eax - twdw + WDATA.box.left] |
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113 | add ecx, [eax - twdw + WDATA.box.top] |
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114 | mov eax, ebx |
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115 | shl eax, 16 |
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116 | mov ax, bx |
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117 | add ax, word[esp + 16] |
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118 | mov ebx, ecx |
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119 | shl ebx, 16 |
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120 | mov bx, cx |
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121 | |||
122 | ; calculate initial color |
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123 | mov ecx, esi |
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124 | cmp [buttontype], 0 |
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125 | je @f |
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126 | call button._.incecx2 |
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127 | |||
128 | ; set button height counter |
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129 | @@: |
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130 | mov edx, edi |
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131 | |||
132 | .next_line: |
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133 | call button._.button_dececx |
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134 | push edi |
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135 | xor edi, edi |
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136 | ; call [draw_line] |
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137 | call __sys_draw_line |
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138 | pop edi |
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139 | add ebx, 0x00010001 |
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140 | dec edx |
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141 | jnz .next_line |
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142 | |||
143 | popad |
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144 | |||
145 | ; draw button frame |
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146 | |||
147 | push ebx ecx |
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148 | |||
149 | ; calculate window-relative coordinates |
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150 | shr ebx, 16 |
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151 | shr ecx, 16 |
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152 | mov eax, [TASK_BASE] |
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153 | add ebx, [eax - twdw + WDATA.box.left] |
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154 | add ecx, [eax - twdw + WDATA.box.top] |
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155 | |||
156 | ; top border |
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157 | mov eax, ebx |
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158 | shl eax, 16 |
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159 | mov ax, bx |
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160 | add ax, [esp + 4] |
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161 | mov ebx, ecx |
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162 | shl ebx, 16 |
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163 | mov bx, cx |
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164 | push ebx |
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165 | xor edi, edi |
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166 | mov ecx, esi |
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167 | call button._.incecx |
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168 | ; call [draw_line] |
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169 | call __sys_draw_line |
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170 | |||
171 | ; bottom border |
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172 | movzx edx, word[esp + 4 + 0] |
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173 | add ebx, edx |
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174 | shl edx, 16 |
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175 | add ebx, edx |
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176 | mov ecx, esi |
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177 | call button._.dececx |
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178 | ; call [draw_line] |
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179 | call __sys_draw_line |
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180 | |||
181 | ; left border |
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182 | pop ebx |
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183 | push edx |
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184 | mov edx, eax |
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185 | shr edx, 16 |
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186 | mov ax, dx |
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187 | mov edx, ebx |
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188 | shr edx, 16 |
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189 | mov bx, dx |
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190 | add bx, [esp + 4 + 0] |
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191 | pop edx |
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192 | mov ecx, esi |
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193 | call button._.incecx |
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194 | ; call [draw_line] |
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195 | call __sys_draw_line |
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196 | |||
197 | ; right border |
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198 | mov dx, [esp + 4] |
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199 | add ax, dx |
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200 | shl edx, 16 |
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201 | add eax, edx |
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202 | add ebx, 0x00010000 |
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203 | mov ecx, esi |
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204 | call button._.dececx |
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205 | ; call [draw_line] |
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206 | call __sys_draw_line |
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207 | |||
208 | pop ecx ebx |
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209 | |||
210 | .exit: |
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211 | ret |
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212 | |||
213 | ; FIXME: mutex needed |
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214 | syscall_button.remove_button: |
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215 | and edx, 0x00ffffff |
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216 | mov edi, [BTN_ADDR] |
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217 | mov ebx, [edi] |
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218 | inc ebx |
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219 | imul esi, ebx, sizeof.SYS_BUTTON |
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220 | add esi, edi |
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221 | xor ecx, ecx |
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222 | add ecx, -sizeof.SYS_BUTTON |
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223 | add esi, sizeof.SYS_BUTTON |
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224 | |||
225 | .next_button: |
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226 | dec ebx |
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227 | jz .exit |
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228 | |||
229 | add ecx, sizeof.SYS_BUTTON |
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230 | add esi, -sizeof.SYS_BUTTON |
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231 | |||
232 | ; does it belong to our process? |
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233 | mov ax, [CURRENT_TASK] |
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234 | cmp ax, [esi + SYS_BUTTON.pslot] |
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235 | jne .next_button |
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236 | |||
237 | ; does the identifier match? |
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238 | mov eax, dword[esi + SYS_BUTTON.id_hi - 2] |
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239 | mov ax, [esi + SYS_BUTTON.id_lo] |
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240 | and eax, 0x00ffffff |
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241 | cmp edx, eax |
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242 | jne .next_button |
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243 | |||
244 | ; okay, undefine it |
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245 | push ebx |
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246 | mov ebx, esi |
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247 | lea eax, [esi + sizeof.SYS_BUTTON] |
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248 | call memmove |
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249 | dec dword[edi] |
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250 | add ecx, -sizeof.SYS_BUTTON |
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251 | pop ebx |
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252 | jmp .next_button |
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253 | |||
254 | .exit: |
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255 | ret |
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256 | |||
257 | align 4 |
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258 | ;------------------------------------------------------------------------------ |
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259 | sys_button_activate_handler: ;///////////////////////////////////////////////// |
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260 | ;------------------------------------------------------------------------------ |
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261 | ;? |
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262 | ;------------------------------------------------------------------------------ |
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263 | ;> eax = pack[8(process slot), 24(button id)] |
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264 | ;> ebx = pack[16(button x coord), 16(button y coord)] |
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265 | ;> cl = mouse button mask this system button was pressed with |
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266 | ;------------------------------------------------------------------------------ |
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267 | call button._.find_button |
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268 | or eax, eax |
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269 | jz .exit |
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270 | |||
271 | mov ebx, dword[eax + SYS_BUTTON.id_hi - 2] |
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272 | call button._.negative_button |
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273 | |||
274 | .exit: |
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275 | ret |
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276 | |||
277 | align 4 |
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278 | ;------------------------------------------------------------------------------ |
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279 | sys_button_deactivate_handler: ;/////////////////////////////////////////////// |
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280 | ;------------------------------------------------------------------------------ |
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281 | ;? |
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282 | ;------------------------------------------------------------------------------ |
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283 | ;> eax = pack[8(process slot), 24(button id)] |
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284 | ;> ebx = pack[16(button x coord), 16(button y coord)] |
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285 | ;> cl = mouse button mask this system button was pressed with |
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286 | ;------------------------------------------------------------------------------ |
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287 | call button._.find_button |
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288 | or eax, eax |
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289 | jz .exit |
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290 | |||
291 | mov ebx, dword[eax + SYS_BUTTON.id_hi - 2] |
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292 | call button._.negative_button |
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293 | |||
294 | .exit: |
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295 | ret |
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296 | |||
297 | align 4 |
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298 | ;------------------------------------------------------------------------------ |
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299 | sys_button_perform_handler: ;////////////////////////////////////////////////// |
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300 | ;------------------------------------------------------------------------------ |
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301 | ;? |
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302 | ;------------------------------------------------------------------------------ |
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303 | ;> eax = pack[8(process slot), 24(button id)] |
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304 | ;> ebx = pack[16(button x coord), 16(button y coord)] |
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305 | ;> cl = mouse button mask this system button was pressed with |
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306 | ;------------------------------------------------------------------------------ |
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307 | shl eax, 8 |
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308 | mov al, cl |
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309 | movzx ebx, byte[BTN_COUNT] |
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310 | mov [BTN_BUFF + ebx * 4], eax |
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311 | inc bl |
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312 | mov [BTN_COUNT], bl |
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313 | ret |
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314 | |||
315 | ;============================================================================== |
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316 | ;///// private functions ////////////////////////////////////////////////////// |
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317 | ;============================================================================== |
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318 | |||
319 | ;------------------------------------------------------------------------------ |
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320 | button._.find_button: ;//////////////////////////////////////////////////////// |
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321 | ;------------------------------------------------------------------------------ |
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322 | ;? Find system button by specified process slot, id and coordinates |
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323 | ;------------------------------------------------------------------------------ |
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324 | ;> eax = pack[8(process slot), 24(button id)] or 0 |
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325 | ;> ebx = pack[16(button x coord), 16(button y coord)] |
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326 | ;------------------------------------------------------------------------------ |
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327 | ;< eax = pointer to SYS_BUTTON struct or 0 |
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328 | ;------------------------------------------------------------------------------ |
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329 | push ecx edx esi edi |
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330 | |||
331 | mov edx, eax |
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332 | shr edx, 24 |
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333 | and eax, 0x0ffffff |
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334 | |||
335 | mov edi, [BTN_ADDR] |
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336 | mov ecx, [edi] |
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337 | imul esi, ecx, sizeof.SYS_BUTTON |
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338 | add esi, edi |
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339 | inc ecx |
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340 | add esi, sizeof.SYS_BUTTON |
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341 | |||
342 | .next_button: |
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343 | dec ecx |
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344 | jz .not_found |
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345 | |||
346 | add esi, -sizeof.SYS_BUTTON |
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347 | |||
348 | ; does it belong to our process? |
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349 | cmp dx, [esi + SYS_BUTTON.pslot] |
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350 | jne .next_button |
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351 | |||
352 | ; does id match? |
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353 | mov edi, dword[esi + SYS_BUTTON.id_hi - 2] |
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354 | mov di, [esi + SYS_BUTTON.id_lo] |
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355 | and edi, 0x0ffffff |
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356 | cmp eax, edi |
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357 | jne .next_button |
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358 | |||
359 | ; does coordinates match? |
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360 | mov edi, dword[esi + SYS_BUTTON.left - 2] |
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361 | mov di, [esi + SYS_BUTTON.top] |
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362 | cmp ebx, edi |
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363 | jne .next_button |
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364 | |||
365 | ; okay, return it |
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366 | mov eax, esi |
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367 | jmp .exit |
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368 | |||
369 | .not_found: |
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370 | xor eax, eax |
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371 | |||
372 | .exit: |
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373 | pop edi esi edx ecx |
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374 | ret |
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375 | |||
376 | ;------------------------------------------------------------------------------ |
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377 | button._.dececx: ;///////////////////////////////////////////////////////////// |
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378 | ;------------------------------------------------------------------------------ |
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379 | ;? |
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380 | ;------------------------------------------------------------------------------ |
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381 | sub cl, 0x20 |
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382 | jnc @f |
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383 | xor cl, cl |
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384 | @@: |
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385 | sub ch, 0x20 |
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386 | jnc @f |
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387 | xor ch, ch |
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388 | @@: |
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389 | rol ecx, 16 |
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390 | sub cl, 0x20 |
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391 | jnc @f |
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392 | xor cl, cl |
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393 | @@: |
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394 | rol ecx, 16 |
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395 | ret |
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396 | |||
397 | ;------------------------------------------------------------------------------ |
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398 | button._.incecx: ;///////////////////////////////////////////////////////////// |
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399 | ;------------------------------------------------------------------------------ |
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400 | ;? |
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401 | ;------------------------------------------------------------------------------ |
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402 | add cl, 0x20 |
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403 | jnc @f |
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404 | or cl, -1 |
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405 | @@: |
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406 | add ch, 0x20 |
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407 | jnc @f |
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408 | or ch, -1 |
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409 | @@: |
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410 | rol ecx, 16 |
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411 | add cl, 0x20 |
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412 | jnc @f |
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413 | or cl, -1 |
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414 | @@: |
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415 | rol ecx, 16 |
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416 | ret |
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417 | |||
418 | ;------------------------------------------------------------------------------ |
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419 | button._.incecx2: ;//////////////////////////////////////////////////////////// |
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420 | ;------------------------------------------------------------------------------ |
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421 | ;? |
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422 | ;------------------------------------------------------------------------------ |
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423 | add cl, 0x14 |
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424 | jnc @f |
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425 | or cl, -1 |
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426 | @@: |
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427 | add ch, 0x14 |
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428 | jnc @f |
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429 | or ch, -1 |
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430 | @@: |
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431 | rol ecx, 16 |
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432 | add cl, 0x14 |
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433 | jnc @f |
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434 | or cl, -1 |
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435 | @@: |
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436 | rol ecx, 16 |
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437 | ret |
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438 | |||
439 | ;------------------------------------------------------------------------------ |
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440 | button._.button_dececx: ;////////////////////////////////////////////////////// |
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441 | ;------------------------------------------------------------------------------ |
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442 | ;? |
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443 | ;------------------------------------------------------------------------------ |
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444 | cmp [buttontype], 1 |
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445 | jne .finish |
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446 | |||
447 | push eax |
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448 | mov al, 1 |
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449 | cmp edi, 20 |
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450 | jg @f |
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451 | mov al, 2 |
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452 | |||
453 | @@: |
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454 | sub cl, al |
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455 | jnc @f |
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456 | xor cl, cl |
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457 | @@: |
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458 | sub ch, al |
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459 | jnc @f |
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460 | xor ch, ch |
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461 | @@: |
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462 | rol ecx, 16 |
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463 | sub cl, al |
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464 | jnc @f |
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465 | xor cl, cl |
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466 | @@: |
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467 | rol ecx, 16 |
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468 | |||
469 | pop eax |
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470 | |||
471 | .finish: |
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472 | ret |
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473 | |||
474 | ;------------------------------------------------------------------------------ |
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475 | button._.negative_button: ;//////////////////////////////////////////////////// |
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476 | ;------------------------------------------------------------------------------ |
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477 | ;? Invert system button border |
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478 | ;------------------------------------------------------------------------------ |
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479 | ; if requested, do not display button border on press. |
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480 | test ebx, 0x20000000 |
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481 | jnz .exit |
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482 | |||
483 | pushad |
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484 | |||
485 | xchg esi, eax |
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486 | |||
487 | movzx ecx, [esi + SYS_BUTTON.pslot] |
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488 | shl ecx, 5 |
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489 | add ecx, window_data |
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490 | |||
491 | mov eax, dword[esi + SYS_BUTTON.left] |
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492 | mov ebx, dword[esi + SYS_BUTTON.top] |
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493 | add eax, [ecx + WDATA.box.left] |
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494 | add ebx, [ecx + WDATA.box.top] |
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495 | push eax ebx |
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496 | pop edx ecx |
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497 | rol eax, 16 |
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498 | rol ebx, 16 |
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499 | add ax, cx |
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500 | add bx, dx |
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501 | |||
502 | mov esi, 0x01000000 |
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503 | call draw_rectangle.forced |
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504 | |||
505 | popad |
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506 | |||
507 | .exit: |
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508 | ret> |