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Rev | Author | Line No. | Line |
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5819 | leency | 1 | #define MEMSIZE 4096*20 |
2 | |||
3 | #include "../lib/font.h" |
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5886 | pavelyakov | 4 | #include "../lib/io.h" |
5819 | leency | 5 | #include "../lib/gui.h" |
6 | #include "../lib/list_box.h" |
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7 | #include "../lib/obj/box_lib.h" |
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8 | #include "../lib/obj/libini.h" |
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9 | #include "../lib/obj/iconv.h" |
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10 | #include "../lib/obj/proc_lib.h" |
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11 | #include "../lib/patterns/libimg_load_skin.h" |
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12 | #include "../lib/patterns/simple_open_dialog.h" |
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13 | |||
14 | #define TOOLBAR_H 34 |
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5923 | leency | 15 | #define TOOLBAR_ICON_WIDTH 26 |
16 | #define TOOLBAR_ICON_HEIGHT 24 |
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5819 | leency | 17 | |
5923 | leency | 18 | #define TOOLBAR_OPEN_FILE_LEFT 8 |
19 | #define TOOLBAR_MAGNIFY_PLUS_LEFT 42 |
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20 | #define TOOLBAR_MAGNIFY_MINUS_LEFT 67 |
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21 | #define TOOLBAR_CHANGE_ENCODING_LEFT 101 |
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22 | #define TOOLBAR_RUN_EDIT_LEFT 135 |
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23 | |||
24 | #define DEFAULT_FONT "/sys/fonts/Tahoma.kf" |
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25 | #define DEFAULT_EDITOR "/sys/tinypad" |
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26 | |||
27 | #define INTRO_TEXT "This is a plain text reader.\nTry to open some text file." |
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28 | |||
5819 | leency | 29 | char default_dir[] = "/rd/1"; |
30 | od_filter filter2 = {0,0}; |
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31 | |||
32 | scroll_bar scroll = { 15,200,398,44,0,2,115,15,0,0xeeeeee,0xBBBbbb,0xeeeeee,0,0,0,0,0,0,0,0,0,0,0,0,0,1,1}; |
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33 | llist list; |
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34 | |||
35 | proc_info Form; |
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36 | char title[4196]; |
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37 | |||
38 | byte help_opened = false; |
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39 | |||
5825 | leency | 40 | char char_width[255]; |
41 | dword line_offset; |
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42 | #define DWORD 4; |
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43 | |||
5819 | leency | 44 | enum { |
5923 | leency | 45 | OPEN_FILE = 10, |
5819 | leency | 46 | MAGNIFY_MINUS, |
47 | MAGNIFY_PLUS, |
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48 | CHANGE_ENCODING, |
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49 | RUN_EDIT, |
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50 | SHOW_INFO, |
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51 | }; |
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52 | |||
53 | #include "ini.h" |
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54 | #include "menu.h" |
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55 | |||
5923 | leency | 56 | void InitDlls() |
57 | { |
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58 | load_dll(boxlib, #box_lib_init, 0); |
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59 | load_dll(libio, #libio_init, 1); |
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60 | load_dll(libimg, #libimg_init, 1); |
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61 | load_dll(libini, #lib_init, 1); |
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62 | load_dll(iconv_lib, #iconv_open, 0); |
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63 | load_dll(Proc_lib, #OpenDialog_init,0); |
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64 | } |
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65 | |||
66 | void EventShowInfo() |
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67 | { |
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68 | ShowAbout(); |
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69 | } |
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70 | |||
71 | void EventOpenFile() |
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72 | { |
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73 | OpenDialog_start stdcall (#o_dialog); |
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74 | OpenFile(#openfile_path); |
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75 | PreparePage(); |
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76 | } |
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77 | |||
78 | void EventMagnifyPlus() |
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79 | { |
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80 | font.size.text++; |
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81 | if(!font.changeSIZE()) |
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82 | font.size.text--; |
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83 | else |
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84 | PreparePage(); |
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85 | } |
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86 | |||
87 | void EventMagnifyMinus() |
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88 | { |
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89 | font.size.text--; |
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90 | if(!font.changeSIZE()) |
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91 | font.size.text++; |
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92 | else |
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93 | PreparePage(); |
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94 | } |
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95 | |||
96 | void EventRunEdit() |
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97 | { |
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98 | io.run(DEFAULT_EDITOR, #param); |
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99 | } |
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100 | |||
101 | void EventChangeEncoding() |
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102 | { |
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103 | CreateThread(#menu_rmb,#stak+4092); |
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104 | } |
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105 | |||
106 | void HandleMouseEvent() |
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107 | { |
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108 | mouse.get(); |
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109 | list.wheel_size = 7; |
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110 | if (list.MouseScroll(mouse.vert)) { |
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111 | DrawPage(); |
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112 | return; |
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113 | } |
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114 | scrollbar_v_mouse (#scroll); |
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115 | if (list.first != scroll.position) { |
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116 | list.first = scroll.position; |
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117 | DrawPage(); |
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118 | } |
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119 | } |
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120 | |||
121 | void HandleKeyEvent() |
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122 | { |
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123 | if (help_opened) { |
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124 | help_opened = false; |
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125 | DrawPage(); |
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126 | return; |
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127 | } |
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128 | GetKeys(); |
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129 | if (key_scancode==059) { |
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130 | EventShowInfo(); |
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131 | return; |
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132 | } |
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133 | if (key_modifier & KEY_LCTRL) || (key_modifier & KEY_RCTRL) { |
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134 | switch (key_scancode) |
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135 | { |
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136 | case 024: |
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137 | EventOpenFile(); |
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138 | break; |
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139 | case SCAN_CODE_UP: |
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140 | EventMagnifyPlus(); |
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141 | break; |
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142 | case SCAN_CODE_DOWN: |
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143 | EventMagnifyMinus(); |
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144 | break; |
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145 | case 018: |
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146 | EventRunEdit(); |
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147 | break; |
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148 | case SCAN_CODE_TAB: |
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149 | EventChangeEncoding(); |
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150 | break; |
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151 | } |
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152 | return; |
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153 | } |
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154 | if (list.ProcessKey(key_scancode)) |
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155 | DrawPage(); |
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156 | } |
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157 | |||
158 | void HandleButtonEvent() |
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159 | { |
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160 | |||
161 | byte btn = GetButtonID(); |
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162 | if (btn==1) { |
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163 | SaveIniSettings(); |
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164 | ExitProcess(); |
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165 | } |
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166 | btn-=10; |
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167 | switch(btn) |
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168 | { |
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169 | case OPEN_FILE: |
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170 | EventOpenFile(); |
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171 | break; |
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172 | case MAGNIFY_PLUS: |
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173 | EventMagnifyPlus(); |
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174 | break; |
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175 | case MAGNIFY_MINUS: |
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176 | EventMagnifyMinus(); |
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177 | break; |
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178 | case CHANGE_ENCODING: |
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179 | EventChangeEncoding(); |
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180 | break; |
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181 | case RUN_EDIT: |
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182 | EventRunEdit(); |
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183 | break; |
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184 | case SHOW_INFO: |
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185 | EventShowInfo(); |
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186 | break; |
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187 | } |
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188 | } |
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189 | |||
5819 | leency | 190 | void main() |
5923 | leency | 191 | { |
192 | InitDlls(); |
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193 | |||
5819 | leency | 194 | OpenDialog_init stdcall (#o_dialog); |
5923 | leency | 195 | |
196 | font.no_bg_copy = true; |
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197 | font.color = 0; |
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198 | font.bg_color = 0xFFFFFF; |
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199 | |||
200 | font.load(DEFAULT_FONT); |
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201 | |||
202 | if (!font.data) { |
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203 | io.run("/sys/@notify","'Error: Font is not loaded.' -E"); |
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204 | ExitProcess(); |
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205 | } |
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206 | |||
5819 | leency | 207 | Libimg_LoadImage(#skin, abspath("toolbar.png")); |
5923 | leency | 208 | |
5819 | leency | 209 | LoadIniSettings(); |
5923 | leency | 210 | |
5819 | leency | 211 | OpenFile(#param); |
212 | list.no_selection = true; |
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213 | SetEventMask(10000000000000000000000001100111b); |
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214 | loop() |
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215 | { |
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5923 | leency | 216 | switch(WaitEvent()) |
217 | { |
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218 | case evMouse: |
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219 | HandleMouseEvent(); |
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5819 | leency | 220 | break; |
5923 | leency | 221 | case evKey: |
222 | HandleKeyEvent(); |
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223 | break; |
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224 | case evButton: |
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225 | HandleButtonEvent(); |
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226 | break; |
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227 | case evReDraw: |
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228 | if (action_buf) { |
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229 | OpenFile(#param); |
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230 | PreparePage(); |
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231 | action_buf = false; |
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232 | }; |
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233 | draw_window(); |
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234 | } |
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5819 | leency | 235 | } |
236 | } |
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237 | |||
238 | void draw_window() |
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239 | { |
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240 | DefineAndDrawWindow(Form.left,Form.top,Form.width,Form.height,0x73,0,#title); |
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241 | GetProcessInfo(#Form, SelfInfo); |
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242 | if (Form.status_window>2) return; |
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5923 | leency | 243 | |
5819 | leency | 244 | if (Form.width < 200) { MoveSize(OLD,OLD,200,OLD); return; } |
245 | if (Form.height < 200) { MoveSize(OLD,OLD,OLD,200); return; } |
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5923 | leency | 246 | |
5819 | leency | 247 | DrawBar(0, 0, Form.cwidth, TOOLBAR_H - 1, 0xe1e1e1); |
248 | DrawBar(0, TOOLBAR_H - 1, Form.cwidth, 1, 0x7F7F7F); |
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5923 | leency | 249 | |
250 | DrawToolbarButton(OPEN_FILE, TOOLBAR_OPEN_FILE_LEFT); |
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251 | DrawToolbarButton(MAGNIFY_PLUS, TOOLBAR_MAGNIFY_PLUS_LEFT); |
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252 | DrawToolbarButton(MAGNIFY_MINUS, TOOLBAR_MAGNIFY_MINUS_LEFT); |
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253 | DrawToolbarButton(CHANGE_ENCODING, TOOLBAR_CHANGE_ENCODING_LEFT); |
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254 | DrawToolbarButton(RUN_EDIT, TOOLBAR_RUN_EDIT_LEFT); |
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255 | DrawToolbarButton(SHOW_INFO, Form.cwidth - 34); |
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256 | |||
257 | if ((Form.cwidth-scroll.size_x-1 == list.w) && |
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258 | (Form.cheight-TOOLBAR_H == list.h) && |
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259 | (list.count) |
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260 | ) |
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261 | { |
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262 | DrawPage(); |
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263 | } else { |
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264 | PreparePage(); |
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265 | } |
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5819 | leency | 266 | DrawRectangle(scroll.start_x, scroll.start_y, scroll.size_x, scroll.size_y-1, scroll.bckg_col); |
267 | } |
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268 | |||
269 | void DrawPage() |
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270 | { |
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5825 | leency | 271 | _PutImage(list.x,list.y,list.w,list.h,list.first*list.item_h*list.w*3 + font.buffer); |
5819 | leency | 272 | DrawScroller(); |
273 | } |
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274 | |||
275 | void PreparePage() |
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276 | { |
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277 | char line[4096]=0; |
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278 | dword line_start; |
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279 | byte ch; |
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280 | dword bufoff; |
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281 | dword line_length=30; |
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282 | dword stroka_y = 5; |
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283 | dword stroka=0; |
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284 | int i, srch_pos; |
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5923 | leency | 285 | |
5819 | leency | 286 | font.changeSIZE(); |
287 | list.w = Form.cwidth-scroll.size_x-1; |
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288 | //get font chars width, need to increase performance |
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5825 | leency | 289 | for (i=0; i<256; i++) char_width[i] = font.symbol_size(i); |
5819 | leency | 290 | //get font buffer height |
291 | for (bufoff=io.buffer_data; ESBYTE[bufoff]; bufoff++) |
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292 | { |
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293 | ch = ESBYTE[bufoff]; |
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5825 | leency | 294 | line_length += char_width[ch]; |
5819 | leency | 295 | if (line_length>=list.w) || (ch==10) { |
296 | srch_pos = bufoff; |
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297 | loop() |
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298 | { |
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299 | if (__isWhite(ESBYTE[srch_pos])) { bufoff=srch_pos+1; break; } //normal word-break |
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300 | if (srch_pos == line_start) break; //no white space found in whole line |
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301 | srch_pos--; |
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302 | } |
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303 | line_start = bufoff; |
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304 | line_length = 30; |
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305 | stroka++; |
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306 | } |
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307 | } |
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308 | //draw text in buffer |
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309 | list.count = stroka+2; |
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310 | list.SetSizes(0, TOOLBAR_H, list.w, Form.cheight-TOOLBAR_H, font.size.text+1); |
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311 | if (list.count < list.visible) list.count = list.visible; |
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312 | |||
5825 | leency | 313 | font.size.height = list.count+1*list.item_h; |
5819 | leency | 314 | font.buffer_size = 0; |
315 | |||
316 | line_length = 30; |
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317 | line_start = io.buffer_data; |
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318 | for (bufoff=io.buffer_data; ESBYTE[bufoff]; bufoff++) |
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319 | { |
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320 | ch = ESBYTE[bufoff]; |
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5825 | leency | 321 | line_length += char_width[ch]; |
5819 | leency | 322 | if (line_length>=list.w) || (ch==10) |
323 | { |
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324 | //set word break |
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325 | srch_pos = bufoff; |
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326 | loop() |
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327 | { |
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328 | if (__isWhite(ESBYTE[srch_pos])) { bufoff=srch_pos+1; break; } //normal word-break |
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329 | if (srch_pos == line_start) break; //no white space found in whole line |
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330 | srch_pos--; |
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331 | } |
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332 | i = bufoff-line_start; |
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333 | strlcpy(#line, line_start, i); |
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334 | font.prepare_buf(8,stroka_y,list.w,font.size.height, #line); |
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5825 | leency | 335 | stroka_y += list.item_h; |
5819 | leency | 336 | line_start = bufoff; |
337 | line_length = 30; |
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338 | } |
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339 | } |
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340 | font.prepare_buf(8,stroka_y,list.w,font.size.height, line_start); |
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341 | SmoothFont(font.buffer, font.size.width, font.size.height); |
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342 | DrawPage(); |
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343 | } |
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344 | |||
345 | void DrawToolbarButton(char image_id, int x) |
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346 | { |
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5923 | leency | 347 | DefineButton(x, 5, TOOLBAR_ICON_WIDTH-1, TOOLBAR_ICON_HEIGHT-1, 10+image_id + BT_HIDE, 0); |
348 | img_draw stdcall(skin.image, x, 5, TOOLBAR_ICON_WIDTH, TOOLBAR_ICON_HEIGHT, 0, image_id*TOOLBAR_ICON_HEIGHT); |
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5819 | leency | 349 | } |
350 | |||
351 | void DrawScroller() |
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352 | { |
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353 | scroll.max_area = list.count; |
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354 | scroll.cur_area = list.visible; |
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355 | scroll.position = list.first; |
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356 | scroll.all_redraw = 0; |
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357 | scroll.start_x = list.x + list.w; |
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358 | scroll.start_y = list.y; |
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359 | scroll.size_y = list.h; |
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360 | scroll.start_x = list.x + list.w; |
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361 | scrollbar_v_draw(#scroll); |
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362 | } |
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363 | |||
364 | void OpenFile(dword f_path) |
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365 | { |
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366 | int tmp; |
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367 | if (ESBYTE[f_path]) { |
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368 | strcpy(#param, f_path); |
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369 | io.read(#param); |
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370 | strcpy(#title, #param); |
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371 | strcat(#title, " - Text Reader"); |
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372 | } |
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373 | else { |
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374 | if (list.count) return; |
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5923 | leency | 375 | io.buffer_data = INTRO_TEXT; |
5819 | leency | 376 | strcpy(#title, "Text Reader"); |
377 | } |
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378 | if (encoding!=CH_CP866) ChangeCharset(charsets[encoding], "CP866", io.buffer_data); |
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379 | list.KeyHome(); |
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380 | list.ClearList(); |
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381 | } |
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382 | |||
383 | |||
384 | |||
385 | char *about[] = { |
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5923 | leency | 386 | "Text Reader v1.01", |
5819 | leency | 387 | "Idea: Leency, punk_joker", |
5923 | leency | 388 | "Code: Leency, Veliant, KolibriOS Team", |
5819 | leency | 389 | " ", |
390 | "Hotkeys:", |
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391 | "Ctrl+O - open file", |
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392 | "Ctrl+Up - bigger font", |
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393 | "Ctrl+Down - smaller font", |
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394 | "Ctrl+Tab - select charset", |
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395 | "Ctrl+E - edit current document", |
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396 | " ", |
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397 | "Press any key...", |
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398 | |||
399 | }; |
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400 | |||
401 | ShowAbout() { |
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402 | int i; |
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403 | help_opened = true; |
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404 | DrawBar(list.x, list.y, list.w, list.h, 0xFFFfff); |
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405 | WriteText(list.x + 10, list.y + 10, 10000001b, 0x555555, about[0]); |
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406 | for (i=1; about[i]; i++) WriteText(list.x + 10, i+1*20 + list.y, 10110000b, 0, about[i]); |
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5923 | leency | 407 | }>256;>>> |