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Rev | Author | Line No. | Line |
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1334 | mikedld | 1 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
2 | ;; ;; |
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3 | ;; Copyright (C) KolibriOS team 2004-2008. 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: 1381 $ |
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10 | |||
11 | |||
12 | button._.MAX_BUTTONS = 4095 |
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13 | |||
14 | |||
15 | ;============================================================================== |
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16 | ;///// public functions /////////////////////////////////////////////////////// |
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17 | ;============================================================================== |
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18 | |||
19 | struc SYS_BUTTON |
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20 | { |
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21 | .pslot dw ? |
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22 | .id_lo dw ? |
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23 | .left dw ? |
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24 | .width dw ? |
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25 | .top dw ? |
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26 | .height dw ? |
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27 | .id_hi dw ? |
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1381 | diamond | 28 | .align dw ? |
1334 | mikedld | 29 | .sizeof: |
30 | } |
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31 | virtual at 0 |
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32 | SYS_BUTTON SYS_BUTTON |
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33 | end virtual |
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34 | |||
35 | iglobal |
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36 | mx dw 0x0 ; keeps the x mouse's position when it was clicked |
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37 | my dw 0x0 ; keeps the y mouse's position when it was clicked |
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38 | bPressedMouseXY_B db 0x0 |
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39 | btn_down_determ db 0x0 |
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40 | endg |
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41 | |||
42 | align 4 |
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43 | ;------------------------------------------------------------------------------ |
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44 | syscall_button: ;///// system function 8 ////////////////////////////////////// |
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45 | ;------------------------------------------------------------------------------ |
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1362 | mikedld | 46 | ;? Define/undefine GUI button object |
1334 | mikedld | 47 | ;------------------------------------------------------------------------------ |
1362 | mikedld | 48 | ;; Define button: |
49 | ;> ebx = pack[16(x), 16(width)] |
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50 | ;> ecx = pack[16(y), 16(height)] |
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51 | ;> edx = pack[8(flags), 24(button identifier)] |
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52 | ;> flags bits: |
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53 | ;> 7 (31) = 0 |
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54 | ;> 6 (30) = don't draw button |
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55 | ;> 5 (29) = don't draw button frame when pressed |
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56 | ;> esi = button color |
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1334 | mikedld | 57 | ; - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - |
1362 | mikedld | 58 | ;; Undefine button: |
59 | ;> edx = pack[8(flags), 24(button identifier)] |
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60 | ;> flags bits: |
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61 | ;> 7 (31) = 1 |
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1334 | mikedld | 62 | ;------------------------------------------------------------------------------ |
63 | ; do we actually need to undefine the button? |
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64 | test edx, 0x80000000 |
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65 | jnz .remove_button |
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66 | |||
67 | ; do we have free button slots available? |
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68 | mov edi, [BTN_ADDR] |
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69 | mov eax, [edi] |
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70 | cmp eax, button._.MAX_BUTTONS |
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71 | jge .exit |
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72 | |||
73 | ; does it have positive size? (otherwise it doesn't have sense) |
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74 | or bx, bx |
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75 | jle .exit |
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76 | or cx, cx |
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77 | jle .exit |
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78 | |||
79 | ; make coordinates clientbox-relative |
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80 | push eax |
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81 | mov eax, [current_slot] |
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82 | rol ebx, 16 |
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83 | add bx, word[eax + APPDATA.wnd_clientbox.left] |
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84 | rol ebx, 16 |
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85 | rol ecx, 16 |
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86 | add cx, word[eax + APPDATA.wnd_clientbox.top] |
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87 | rol ecx, 16 |
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88 | pop eax |
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89 | |||
90 | ; basic checks passed, define the button |
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91 | push ebx ecx edx |
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92 | inc eax |
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93 | mov [edi], ax |
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94 | shl eax, 4 |
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95 | add edi, eax |
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96 | ; NOTE: this code doesn't rely on SYS_BUTTON struct, please revise it |
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97 | ; if you change something |
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98 | mov ax, [CURRENT_TASK] |
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99 | stosw |
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100 | mov ax, dx |
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101 | stosw ; button id number: bits 0-15 |
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102 | mov eax, ebx |
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103 | rol eax, 16 |
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104 | stosd ; x start | x size |
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105 | mov eax, ecx |
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106 | rol eax, 16 |
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107 | stosd ; y start | y size |
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108 | mov eax, edx |
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109 | shr eax, 16 |
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110 | stosw ; button id number: bits 16-31 |
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111 | pop edx ecx ebx |
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112 | |||
113 | ; do we also need to draw the button? |
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114 | test edx, 0x40000000 |
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115 | jnz .exit |
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116 | |||
117 | ; draw button body |
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118 | |||
119 | pushad |
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120 | |||
121 | ; calculate window-relative coordinates |
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122 | movzx edi, cx |
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123 | shr ebx, 16 |
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124 | shr ecx, 16 |
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125 | mov eax, [TASK_BASE] |
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126 | add ebx, [eax - twdw + WDATA.box.left] |
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127 | add ecx, [eax - twdw + WDATA.box.top] |
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128 | mov eax, ebx |
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129 | shl eax, 16 |
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130 | mov ax, bx |
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131 | add ax, word[esp + 16] |
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132 | mov ebx, ecx |
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133 | shl ebx, 16 |
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134 | mov bx, cx |
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135 | |||
136 | ; calculate initial color |
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137 | mov ecx, esi |
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138 | cmp [buttontype], 0 |
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139 | je @f |
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140 | call button._.incecx2 |
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141 | |||
142 | ; set button height counter |
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143 | @@: mov edx, edi |
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144 | |||
145 | .next_line: |
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146 | call button._.button_dececx |
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147 | push edi |
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148 | xor edi, edi |
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149 | call [draw_line] |
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150 | pop edi |
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151 | add ebx, 0x00010001 |
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152 | dec edx |
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153 | jnz .next_line |
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154 | |||
155 | popad |
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156 | |||
157 | ; draw button frame |
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158 | |||
159 | push ebx ecx |
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160 | |||
161 | ; calculate window-relative coordinates |
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162 | shr ebx, 16 |
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163 | shr ecx, 16 |
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164 | mov eax, [TASK_BASE] |
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165 | add ebx, [eax - twdw + WDATA.box.left] |
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166 | add ecx, [eax - twdw + WDATA.box.top] |
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167 | |||
168 | ; top border |
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169 | mov eax, ebx |
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170 | shl eax, 16 |
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171 | mov ax, bx |
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172 | add ax, [esp + 4] |
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173 | mov ebx, ecx |
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174 | shl ebx, 16 |
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175 | mov bx, cx |
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176 | push ebx |
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177 | xor edi, edi |
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178 | mov ecx, esi |
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179 | call button._.incecx |
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180 | call [draw_line] |
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181 | |||
182 | ; bottom border |
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183 | movzx edx, word[esp + 4 + 0] |
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184 | add ebx, edx |
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185 | shl edx, 16 |
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186 | add ebx, edx |
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187 | mov ecx, esi |
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188 | call button._.dececx |
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189 | call [draw_line] |
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190 | |||
191 | ; left border |
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192 | pop ebx |
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193 | push edx |
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194 | mov edx, eax |
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195 | shr edx, 16 |
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196 | mov ax, dx |
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197 | mov edx, ebx |
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198 | shr edx, 16 |
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199 | mov bx, dx |
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200 | add bx, [esp + 4 + 0] |
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201 | pop edx |
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202 | mov ecx, esi |
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203 | call button._.incecx |
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204 | call [draw_line] |
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205 | |||
206 | ; right border |
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207 | mov dx, [esp + 4] |
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208 | add ax, dx |
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209 | shl edx, 16 |
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210 | add eax, edx |
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211 | add ebx, 0x00010000 |
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212 | mov ecx, esi |
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213 | call button._.dececx |
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214 | call [draw_line] |
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215 | |||
216 | pop ecx ebx |
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217 | |||
218 | .exit: |
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219 | ret |
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220 | |||
221 | ; FIXME: mutex needed |
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222 | syscall_button.remove_button: |
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223 | and edx, 0x00ffffff |
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224 | mov edi, [BTN_ADDR] |
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225 | mov ebx, [edi] |
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226 | inc ebx |
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227 | imul esi, ebx, SYS_BUTTON.sizeof |
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228 | add esi, edi |
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229 | xor ecx, ecx |
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230 | add ecx, -SYS_BUTTON.sizeof |
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231 | |||
232 | .next_button: |
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233 | dec ebx |
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234 | jz .exit |
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235 | |||
236 | add ecx, SYS_BUTTON.sizeof |
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237 | add esi, -SYS_BUTTON.sizeof |
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238 | |||
239 | ; does it belong to our process? |
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240 | mov ax, [CURRENT_TASK] |
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241 | cmp ax, [esi + SYS_BUTTON.pslot] |
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242 | jne .next_button |
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243 | |||
244 | ; does the identifier match? |
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245 | mov eax, dword[esi + SYS_BUTTON.id_hi - 2] |
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246 | mov ax, [esi + SYS_BUTTON.id_lo] |
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247 | and eax, 0x00ffffff |
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248 | cmp edx, eax |
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249 | jne .next_button |
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250 | |||
251 | ; okay, undefine it |
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1341 | mikedld | 252 | push ebx |
1334 | mikedld | 253 | mov ebx, esi |
254 | lea eax, [esi + SYS_BUTTON.sizeof] |
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255 | call memmove |
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256 | dec dword[edi] |
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257 | add ecx, -SYS_BUTTON.sizeof |
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1341 | mikedld | 258 | pop ebx |
1334 | mikedld | 259 | jmp .next_button |
260 | |||
261 | .exit: |
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262 | ret |
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263 | |||
264 | align 4 |
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265 | ;------------------------------------------------------------------------------ |
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266 | check_buttons: ;/////////////////////////////////////////////////////////////// |
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267 | ;------------------------------------------------------------------------------ |
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1362 | mikedld | 268 | ;? |
1334 | mikedld | 269 | ;------------------------------------------------------------------------------ |
270 | cmp byte[BTN_DOWN], 0 ; mouse buttons pressed |
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271 | jnz @f |
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272 | mov [bPressedMouseXY_B], 0 |
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273 | ret |
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274 | |||
275 | @@: pushad |
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276 | xor esi, esi |
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277 | mov edi, [BTN_ADDR] |
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278 | mov edx, [edi] |
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279 | test edx, edx |
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280 | jne @f |
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281 | popad |
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282 | ret |
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283 | |||
284 | ;here i catch the coordinates when the mouse's button is clicked |
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285 | @@: push ax |
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286 | cmp [bPressedMouseXY_B], 0 ; FALSE |
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287 | jnz @f |
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288 | mov [bPressedMouseXY_B], 1 ; TRUE - it was already clicked |
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289 | mov ax, [MOUSE_X] |
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290 | mov [mx], ax |
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291 | mov ax, [MOUSE_Y] |
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292 | mov [my], ax |
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293 | @@: pop ax |
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294 | ;and it is only refreshed after the mouse's button release |
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295 | |||
296 | push esi |
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297 | inc edx |
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298 | push edx |
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299 | |||
300 | .buttonnewcheck: |
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301 | pop edx |
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302 | pop esi |
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303 | inc esi |
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304 | cmp edx, esi |
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305 | jge .bch |
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306 | |||
307 | popad |
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308 | ret |
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309 | |||
310 | .bch: |
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311 | push esi |
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312 | push edx |
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313 | mov eax, esi |
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314 | shl eax, 4 |
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315 | add eax, edi |
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316 | |||
317 | ; check that button is at top of windowing stack |
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318 | movzx ebx, [eax + SYS_BUTTON.pslot] |
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319 | movzx ecx, word[WIN_STACK + ebx * 2] |
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320 | cmp ecx, [TASK_COUNT] |
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321 | jne .buttonnewcheck |
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322 | |||
323 | ; check that button start is inside window x/y end |
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324 | shl ebx, 5 |
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325 | |||
326 | test [ebx + window_data + WDATA.fl_wstate], WSTATE_MINIMIZED |
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327 | jnz .buttonnewcheck |
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328 | |||
329 | movzx edx, [eax + SYS_BUTTON.left] |
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330 | cmp edx, [window_data + ebx + WDATA.box.width] ;ecx |
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331 | jge .buttonnewcheck |
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332 | |||
333 | movzx edx, [eax + SYS_BUTTON.top] |
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334 | cmp edx, [window_data + ebx + WDATA.box.height] ;ecx |
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335 | jge .buttonnewcheck |
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336 | |||
337 | ; check coordinates |
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338 | |||
339 | ; mouse x >= button x ? |
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340 | add ebx, window_data |
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341 | mov ecx, [ebx + WDATA.box.left] |
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342 | movzx edx, [eax + SYS_BUTTON.left] |
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343 | add edx, ecx |
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344 | mov cx, [mx] ;mov cx,[MOUSE_X] |
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345 | cmp edx, ecx |
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346 | jg .buttonnewcheck |
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347 | |||
348 | movzx ebx, [eax + SYS_BUTTON.width] |
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349 | add edx, ebx |
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350 | cmp ecx, edx |
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351 | jg .buttonnewcheck |
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352 | |||
353 | ; mouse y >= button y ? |
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354 | movzx ebx, [eax + SYS_BUTTON.pslot] |
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355 | shl ebx, 5 |
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356 | add ebx, window_data |
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357 | mov ecx, [ebx + WDATA.box.top] |
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358 | movzx edx, [eax + SYS_BUTTON.top] |
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359 | add edx, ecx |
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360 | mov cx, [my] ;mov cx,[MOUSE_Y] |
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361 | cmp edx, ecx |
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362 | jg .buttonnewcheck |
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363 | |||
364 | movzx ebx, [eax + SYS_BUTTON.height] |
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365 | add edx, ebx |
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366 | cmp ecx, edx |
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367 | jg .buttonnewcheck |
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368 | |||
369 | ; mouse on button |
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370 | |||
371 | pop edx |
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372 | pop esi |
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373 | |||
374 | mov ebx, dword[eax + SYS_BUTTON.id_hi - 2] ; button id : bits 16-31 |
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375 | mov bx, [eax + SYS_BUTTON.id_lo] ; button id : bits 00-16 |
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376 | push ebx |
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377 | |||
378 | mov byte[MOUSE_DOWN], 1 ; no mouse down checks |
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379 | call button._.negative_button |
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380 | |||
381 | pushad |
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382 | push eax |
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383 | mov al, [BTN_DOWN] |
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384 | mov byte[btn_down_determ], al |
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385 | pop eax |
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386 | |||
387 | .cbwaitmouseup: |
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388 | call checkidle |
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389 | call [draw_pointer] |
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390 | |||
391 | pushad |
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392 | call stack_handler |
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393 | popad |
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394 | |||
395 | cmp byte[BTN_DOWN], 0 ; mouse buttons pressed ? |
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396 | jnz .cbwaitmouseup |
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397 | popad |
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398 | |||
399 | call button._.negative_button |
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400 | mov byte[MOUSE_BACKGROUND], 0 ; no mouse background |
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401 | mov byte[DONT_DRAW_MOUSE], 0 ; draw mouse |
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402 | |||
403 | ; check coordinates |
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404 | pusha |
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405 | |||
406 | ; mouse x >= button x ? |
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407 | movzx ebx, [eax + SYS_BUTTON.pslot] |
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408 | shl ebx, 5 |
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409 | add ebx, window_data |
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410 | mov ecx, [ebx + WDATA.box.left] |
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411 | movzx edx, [eax + SYS_BUTTON.left] |
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412 | add edx, ecx |
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413 | mov cx, [MOUSE_X] |
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414 | cmp edx, ecx |
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415 | jg .no_on_button ;if we release the pointer out of the button area |
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416 | |||
417 | movzx ebx, [eax + SYS_BUTTON.width] |
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418 | add edx, ebx |
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419 | cmp ecx, edx |
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420 | jg .no_on_button |
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421 | |||
422 | ; mouse y >= button y ? |
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423 | movzx ebx, [eax + SYS_BUTTON.pslot] |
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424 | shl ebx, 5 |
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425 | add ebx, window_data |
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426 | mov ecx, [ebx + WDATA.box.top] |
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427 | movzx edx, [eax + SYS_BUTTON.top] |
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428 | add edx, ecx |
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429 | mov cx, [MOUSE_Y] |
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430 | cmp edx, ecx |
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431 | jg .no_on_button |
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432 | |||
433 | movzx ebx, [eax + SYS_BUTTON.height] |
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434 | add edx, ebx |
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435 | cmp ecx, edx |
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436 | jg .no_on_button |
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437 | |||
438 | popa |
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439 | |||
440 | mov byte[BTN_COUNT], 1 ; no of buttons in buffer |
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441 | pop ebx |
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442 | mov [BTN_BUFF], ebx ; lets put the button id in buffer |
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443 | push ebx |
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444 | pusha |
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445 | jmp .yes_on_button |
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446 | |||
447 | .no_on_button: |
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448 | mov byte[BTN_COUNT], 0 ; no of buttons in buffer |
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449 | |||
450 | .yes_on_button: |
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451 | mov byte[MOUSE_DOWN], 0 ; mouse down -> do not draw |
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452 | popa |
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453 | pop ebx |
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454 | popa |
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455 | ret |
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456 | |||
457 | ;============================================================================== |
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458 | ;///// private functions ////////////////////////////////////////////////////// |
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459 | ;============================================================================== |
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460 | |||
461 | ;------------------------------------------------------------------------------ |
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462 | button._.dececx: ;///////////////////////////////////////////////////////////// |
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463 | ;------------------------------------------------------------------------------ |
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1362 | mikedld | 464 | ;? |
1334 | mikedld | 465 | ;------------------------------------------------------------------------------ |
466 | sub cl, 0x20 |
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467 | jnc @f |
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468 | xor cl, cl |
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469 | @@: sub ch, 0x20 |
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470 | jnc @f |
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471 | xor ch, ch |
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472 | @@: rol ecx, 16 |
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473 | sub cl, 0x20 |
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474 | jnc @f |
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475 | xor cl, cl |
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476 | @@: rol ecx, 16 |
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477 | ret |
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478 | |||
479 | ;------------------------------------------------------------------------------ |
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480 | button._.incecx: ;///////////////////////////////////////////////////////////// |
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481 | ;------------------------------------------------------------------------------ |
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1362 | mikedld | 482 | ;? |
1334 | mikedld | 483 | ;------------------------------------------------------------------------------ |
484 | add cl, 0x20 |
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485 | jnc @f |
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486 | or cl, -1 |
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487 | @@: add ch, 0x20 |
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488 | jnc @f |
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489 | or ch, -1 |
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490 | @@: rol ecx, 16 |
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491 | add cl, 0x20 |
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492 | jnc @f |
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493 | or cl, -1 |
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494 | @@: rol ecx, 16 |
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495 | ret |
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496 | |||
497 | ;------------------------------------------------------------------------------ |
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498 | button._.incecx2: ;//////////////////////////////////////////////////////////// |
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499 | ;------------------------------------------------------------------------------ |
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1362 | mikedld | 500 | ;? |
1334 | mikedld | 501 | ;------------------------------------------------------------------------------ |
502 | add cl, 0x14 |
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503 | jnc @f |
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504 | or cl, -1 |
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505 | @@: add ch, 0x14 |
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506 | jnc @f |
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507 | or ch, -1 |
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508 | @@: rol ecx, 16 |
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509 | add cl, 0x14 |
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510 | jnc @f |
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511 | or cl, -1 |
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512 | @@: rol ecx, 16 |
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513 | ret |
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514 | |||
515 | ;------------------------------------------------------------------------------ |
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516 | button._.button_dececx: ;////////////////////////////////////////////////////// |
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517 | ;------------------------------------------------------------------------------ |
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1362 | mikedld | 518 | ;? |
1334 | mikedld | 519 | ;------------------------------------------------------------------------------ |
520 | cmp [buttontype], 1 |
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521 | jne .finish |
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522 | |||
523 | push eax |
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524 | mov al, 1 |
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525 | cmp edi, 20 |
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526 | jg @f |
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527 | mov al, 2 |
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528 | |||
529 | @@: sub cl, al |
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530 | jnc @f |
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531 | xor cl, cl |
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532 | @@: sub ch, al |
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533 | jnc @f |
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534 | xor ch, ch |
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535 | @@: rol ecx, 16 |
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536 | sub cl, al |
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537 | jnc @f |
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538 | xor cl, cl |
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539 | @@: rol ecx, 16 |
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540 | |||
541 | pop eax |
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542 | |||
543 | .finish: |
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544 | ret |
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545 | |||
546 | ;------------------------------------------------------------------------------ |
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547 | button._.negative_button: ;//////////////////////////////////////////////////// |
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548 | ;------------------------------------------------------------------------------ |
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1362 | mikedld | 549 | ;? |
1334 | mikedld | 550 | ;------------------------------------------------------------------------------ |
1362 | mikedld | 551 | ; if requested, do not display button border on press. |
1334 | mikedld | 552 | test ebx, 0x20000000 |
1362 | mikedld | 553 | jnz .exit |
1334 | mikedld | 554 | |
555 | pushad |
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556 | |||
1362 | mikedld | 557 | xchg esi, eax |
1334 | mikedld | 558 | |
1362 | mikedld | 559 | movzx ecx, [esi + SYS_BUTTON.pslot] |
560 | shl ecx, 5 |
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561 | add ecx, window_data |
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1334 | mikedld | 562 | |
1362 | mikedld | 563 | mov eax, dword[esi + SYS_BUTTON.left] |
564 | mov ebx, dword[esi + SYS_BUTTON.top] |
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565 | add eax, [ecx + WDATA.box.left] |
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566 | add ebx, [ecx + WDATA.box.top] |
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567 | push eax ebx |
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568 | pop edx ecx |
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569 | rol eax, 16 |
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570 | rol ebx, 16 |
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571 | add ax, cx |
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572 | add bx, dx |
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1334 | mikedld | 573 | |
1362 | mikedld | 574 | mov esi, 0x01000000 |
575 | call draw_rectangle.forced |
||
1334 | mikedld | 576 | |
1362 | mikedld | 577 | popad |
1334 | mikedld | 578 | |
1362 | mikedld | 579 | .exit: |
1334 | mikedld | 580 | ret |