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Rev | Author | Line No. | Line |
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5962 | leency | 1 | #define MEMSIZE 4096*25 |
5819 | leency | 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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5962 | leency | 28 | #define VERSION "Text Reader v1.02" |
29 | #define ABOUT "Idea: Leency, punk_joker |
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30 | Code: Leency, Veliant, KolibriOS Team |
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5923 | leency | 31 | |
5962 | leency | 32 | Hotkeys: |
33 | Ctrl+O - open file |
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34 | Ctrl+Up - bigger font |
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35 | Ctrl+Down - smaller font |
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36 | Ctrl+Tab - select charset |
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37 | Ctrl+E - edit current document |
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38 | |||
39 | Press any key..." |
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40 | |||
5819 | leency | 41 | char default_dir[] = "/rd/1"; |
42 | od_filter filter2 = {0,0}; |
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43 | |||
44 | 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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45 | llist list; |
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46 | |||
47 | proc_info Form; |
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48 | char title[4196]; |
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49 | |||
50 | byte help_opened = false; |
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51 | |||
5825 | leency | 52 | char char_width[255]; |
53 | dword line_offset; |
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54 | #define DWORD 4; |
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55 | |||
5819 | leency | 56 | enum { |
5962 | leency | 57 | OPEN_FILE, |
5819 | leency | 58 | MAGNIFY_MINUS, |
59 | MAGNIFY_PLUS, |
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60 | CHANGE_ENCODING, |
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61 | RUN_EDIT, |
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62 | SHOW_INFO, |
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63 | }; |
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64 | |||
65 | #include "ini.h" |
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66 | #include "menu.h" |
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67 | |||
5923 | leency | 68 | void InitDlls() |
69 | { |
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70 | load_dll(boxlib, #box_lib_init, 0); |
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71 | load_dll(libio, #libio_init, 1); |
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72 | load_dll(libimg, #libimg_init, 1); |
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73 | load_dll(libini, #lib_init, 1); |
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74 | load_dll(iconv_lib, #iconv_open, 0); |
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75 | load_dll(Proc_lib, #OpenDialog_init,0); |
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76 | } |
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77 | |||
78 | void EventShowInfo() |
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79 | { |
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80 | ShowAbout(); |
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81 | } |
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82 | |||
83 | void EventOpenFile() |
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84 | { |
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85 | OpenDialog_start stdcall (#o_dialog); |
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86 | OpenFile(#openfile_path); |
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87 | PreparePage(); |
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88 | } |
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89 | |||
90 | void EventMagnifyPlus() |
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91 | { |
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92 | font.size.text++; |
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93 | if(!font.changeSIZE()) |
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94 | font.size.text--; |
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95 | else |
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96 | PreparePage(); |
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97 | } |
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98 | |||
99 | void EventMagnifyMinus() |
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100 | { |
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101 | font.size.text--; |
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102 | if(!font.changeSIZE()) |
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103 | font.size.text++; |
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104 | else |
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105 | PreparePage(); |
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106 | } |
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107 | |||
108 | void EventRunEdit() |
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109 | { |
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110 | io.run(DEFAULT_EDITOR, #param); |
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111 | } |
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112 | |||
113 | void EventChangeEncoding() |
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114 | { |
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115 | CreateThread(#menu_rmb,#stak+4092); |
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116 | } |
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117 | |||
118 | void HandleMouseEvent() |
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119 | { |
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120 | mouse.get(); |
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121 | list.wheel_size = 7; |
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122 | if (list.MouseScroll(mouse.vert)) { |
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123 | DrawPage(); |
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124 | return; |
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125 | } |
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126 | scrollbar_v_mouse (#scroll); |
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127 | if (list.first != scroll.position) { |
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128 | list.first = scroll.position; |
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129 | DrawPage(); |
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130 | } |
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131 | } |
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132 | |||
133 | void HandleKeyEvent() |
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134 | { |
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135 | if (help_opened) { |
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136 | help_opened = false; |
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137 | DrawPage(); |
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138 | return; |
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139 | } |
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140 | GetKeys(); |
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141 | if (key_scancode==059) { |
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142 | EventShowInfo(); |
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143 | return; |
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144 | } |
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145 | if (key_modifier & KEY_LCTRL) || (key_modifier & KEY_RCTRL) { |
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146 | switch (key_scancode) |
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147 | { |
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148 | case 024: |
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149 | EventOpenFile(); |
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150 | break; |
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151 | case SCAN_CODE_UP: |
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152 | EventMagnifyPlus(); |
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153 | break; |
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154 | case SCAN_CODE_DOWN: |
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155 | EventMagnifyMinus(); |
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156 | break; |
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157 | case 018: |
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158 | EventRunEdit(); |
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159 | break; |
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160 | case SCAN_CODE_TAB: |
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161 | EventChangeEncoding(); |
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162 | break; |
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163 | } |
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164 | return; |
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165 | } |
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166 | if (list.ProcessKey(key_scancode)) |
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167 | DrawPage(); |
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168 | } |
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169 | |||
170 | void HandleButtonEvent() |
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171 | { |
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172 | |||
173 | byte btn = GetButtonID(); |
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174 | if (btn==1) { |
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175 | SaveIniSettings(); |
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176 | ExitProcess(); |
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177 | } |
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178 | btn-=10; |
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179 | switch(btn) |
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180 | { |
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181 | case OPEN_FILE: |
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182 | EventOpenFile(); |
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183 | break; |
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184 | case MAGNIFY_PLUS: |
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185 | EventMagnifyPlus(); |
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186 | break; |
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187 | case MAGNIFY_MINUS: |
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188 | EventMagnifyMinus(); |
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189 | break; |
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190 | case CHANGE_ENCODING: |
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191 | EventChangeEncoding(); |
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192 | break; |
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193 | case RUN_EDIT: |
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194 | EventRunEdit(); |
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195 | break; |
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196 | case SHOW_INFO: |
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197 | EventShowInfo(); |
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198 | break; |
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199 | } |
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200 | } |
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201 | |||
5819 | leency | 202 | void main() |
5923 | leency | 203 | { |
204 | InitDlls(); |
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205 | |||
5819 | leency | 206 | OpenDialog_init stdcall (#o_dialog); |
5923 | leency | 207 | |
208 | font.no_bg_copy = true; |
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209 | font.color = 0; |
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210 | font.bg_color = 0xFFFFFF; |
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211 | |||
212 | font.load(DEFAULT_FONT); |
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213 | |||
214 | if (!font.data) { |
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215 | io.run("/sys/@notify","'Error: Font is not loaded.' -E"); |
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216 | ExitProcess(); |
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217 | } |
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218 | |||
5819 | leency | 219 | Libimg_LoadImage(#skin, abspath("toolbar.png")); |
5923 | leency | 220 | |
5819 | leency | 221 | LoadIniSettings(); |
5923 | leency | 222 | |
5819 | leency | 223 | OpenFile(#param); |
224 | list.no_selection = true; |
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225 | SetEventMask(10000000000000000000000001100111b); |
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226 | loop() |
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227 | { |
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5923 | leency | 228 | switch(WaitEvent()) |
229 | { |
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230 | case evMouse: |
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231 | HandleMouseEvent(); |
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5819 | leency | 232 | break; |
5923 | leency | 233 | case evKey: |
234 | HandleKeyEvent(); |
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235 | break; |
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236 | case evButton: |
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237 | HandleButtonEvent(); |
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238 | break; |
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239 | case evReDraw: |
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240 | if (action_buf) { |
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241 | OpenFile(#param); |
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242 | PreparePage(); |
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243 | action_buf = false; |
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244 | }; |
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245 | draw_window(); |
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246 | } |
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5819 | leency | 247 | } |
248 | } |
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249 | |||
250 | void draw_window() |
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251 | { |
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252 | DefineAndDrawWindow(Form.left,Form.top,Form.width,Form.height,0x73,0,#title); |
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253 | GetProcessInfo(#Form, SelfInfo); |
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254 | if (Form.status_window>2) return; |
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5923 | leency | 255 | |
5819 | leency | 256 | if (Form.width < 200) { MoveSize(OLD,OLD,200,OLD); return; } |
257 | if (Form.height < 200) { MoveSize(OLD,OLD,OLD,200); return; } |
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5923 | leency | 258 | |
5819 | leency | 259 | DrawBar(0, 0, Form.cwidth, TOOLBAR_H - 1, 0xe1e1e1); |
260 | DrawBar(0, TOOLBAR_H - 1, Form.cwidth, 1, 0x7F7F7F); |
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5923 | leency | 261 | |
262 | DrawToolbarButton(OPEN_FILE, TOOLBAR_OPEN_FILE_LEFT); |
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263 | DrawToolbarButton(MAGNIFY_PLUS, TOOLBAR_MAGNIFY_PLUS_LEFT); |
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264 | DrawToolbarButton(MAGNIFY_MINUS, TOOLBAR_MAGNIFY_MINUS_LEFT); |
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265 | DrawToolbarButton(CHANGE_ENCODING, TOOLBAR_CHANGE_ENCODING_LEFT); |
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266 | DrawToolbarButton(RUN_EDIT, TOOLBAR_RUN_EDIT_LEFT); |
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267 | DrawToolbarButton(SHOW_INFO, Form.cwidth - 34); |
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268 | |||
269 | if ((Form.cwidth-scroll.size_x-1 == list.w) && |
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270 | (Form.cheight-TOOLBAR_H == list.h) && |
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271 | (list.count) |
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272 | ) |
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273 | { |
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274 | DrawPage(); |
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275 | } else { |
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276 | PreparePage(); |
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277 | } |
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5819 | leency | 278 | DrawRectangle(scroll.start_x, scroll.start_y, scroll.size_x, scroll.size_y-1, scroll.bckg_col); |
279 | } |
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280 | |||
281 | void DrawPage() |
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282 | { |
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5825 | leency | 283 | _PutImage(list.x,list.y,list.w,list.h,list.first*list.item_h*list.w*3 + font.buffer); |
5819 | leency | 284 | DrawScroller(); |
285 | } |
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286 | |||
287 | void PreparePage() |
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288 | { |
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289 | char line[4096]=0; |
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290 | dword line_start; |
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291 | byte ch; |
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292 | dword bufoff; |
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293 | dword line_length=30; |
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294 | dword stroka_y = 5; |
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295 | dword stroka=0; |
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296 | int i, srch_pos; |
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5923 | leency | 297 | |
5819 | leency | 298 | font.changeSIZE(); |
299 | list.w = Form.cwidth-scroll.size_x-1; |
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300 | //get font chars width, need to increase performance |
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5825 | leency | 301 | for (i=0; i<256; i++) char_width[i] = font.symbol_size(i); |
5819 | leency | 302 | //get font buffer height |
303 | for (bufoff=io.buffer_data; ESBYTE[bufoff]; bufoff++) |
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304 | { |
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305 | ch = ESBYTE[bufoff]; |
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5825 | leency | 306 | line_length += char_width[ch]; |
5819 | leency | 307 | if (line_length>=list.w) || (ch==10) { |
308 | srch_pos = bufoff; |
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309 | loop() |
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310 | { |
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311 | if (__isWhite(ESBYTE[srch_pos])) { bufoff=srch_pos+1; break; } //normal word-break |
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312 | if (srch_pos == line_start) break; //no white space found in whole line |
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313 | srch_pos--; |
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314 | } |
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315 | line_start = bufoff; |
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316 | line_length = 30; |
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317 | stroka++; |
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318 | } |
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319 | } |
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320 | //draw text in buffer |
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321 | list.count = stroka+2; |
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322 | list.SetSizes(0, TOOLBAR_H, list.w, Form.cheight-TOOLBAR_H, font.size.text+1); |
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323 | if (list.count < list.visible) list.count = list.visible; |
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324 | |||
5825 | leency | 325 | font.size.height = list.count+1*list.item_h; |
5819 | leency | 326 | font.buffer_size = 0; |
327 | |||
328 | line_length = 30; |
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329 | line_start = io.buffer_data; |
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330 | for (bufoff=io.buffer_data; ESBYTE[bufoff]; bufoff++) |
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331 | { |
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332 | ch = ESBYTE[bufoff]; |
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5825 | leency | 333 | line_length += char_width[ch]; |
5819 | leency | 334 | if (line_length>=list.w) || (ch==10) |
335 | { |
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336 | //set word break |
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337 | srch_pos = bufoff; |
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338 | loop() |
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339 | { |
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340 | if (__isWhite(ESBYTE[srch_pos])) { bufoff=srch_pos+1; break; } //normal word-break |
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341 | if (srch_pos == line_start) break; //no white space found in whole line |
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342 | srch_pos--; |
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343 | } |
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344 | i = bufoff-line_start; |
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345 | strlcpy(#line, line_start, i); |
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346 | font.prepare_buf(8,stroka_y,list.w,font.size.height, #line); |
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5825 | leency | 347 | stroka_y += list.item_h; |
5819 | leency | 348 | line_start = bufoff; |
349 | line_length = 30; |
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350 | } |
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351 | } |
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352 | font.prepare_buf(8,stroka_y,list.w,font.size.height, line_start); |
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353 | SmoothFont(font.buffer, font.size.width, font.size.height); |
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354 | DrawPage(); |
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355 | } |
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356 | |||
357 | void DrawToolbarButton(char image_id, int x) |
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358 | { |
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5923 | leency | 359 | DefineButton(x, 5, TOOLBAR_ICON_WIDTH-1, TOOLBAR_ICON_HEIGHT-1, 10+image_id + BT_HIDE, 0); |
360 | 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 | 361 | } |
362 | |||
363 | void DrawScroller() |
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364 | { |
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365 | scroll.max_area = list.count; |
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366 | scroll.cur_area = list.visible; |
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367 | scroll.position = list.first; |
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368 | scroll.all_redraw = 0; |
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369 | scroll.start_x = list.x + list.w; |
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370 | scroll.start_y = list.y; |
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371 | scroll.size_y = list.h; |
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372 | scroll.start_x = list.x + list.w; |
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373 | scrollbar_v_draw(#scroll); |
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374 | } |
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375 | |||
376 | void OpenFile(dword f_path) |
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377 | { |
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378 | int tmp; |
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379 | if (ESBYTE[f_path]) { |
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380 | strcpy(#param, f_path); |
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381 | io.read(#param); |
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382 | strcpy(#title, #param); |
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383 | strcat(#title, " - Text Reader"); |
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384 | } |
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385 | else { |
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386 | if (list.count) return; |
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5923 | leency | 387 | io.buffer_data = INTRO_TEXT; |
5819 | leency | 388 | strcpy(#title, "Text Reader"); |
389 | } |
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390 | if (encoding!=CH_CP866) ChangeCharset(charsets[encoding], "CP866", io.buffer_data); |
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391 | list.KeyHome(); |
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392 | list.ClearList(); |
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393 | } |
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394 | |||
395 | ShowAbout() { |
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396 | help_opened = true; |
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397 | DrawBar(list.x, list.y, list.w, list.h, 0xFFFfff); |
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5962 | leency | 398 | WriteText(list.x + 10, list.y + 10, 10000001b, 0x555555, VERSION); |
399 | WriteTextLines(list.x + 10, list.y+40, 10110000b, 0, ABOUT, 20); |
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5923 | leency | 400 | }>256;>>> |