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1 #include "StdAfx.h"
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2
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3 #include "dropdown_helper.h"
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4
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5 void _cfg_dropdown_history_base::build_list(pfc::ptr_list_t<char> & out)
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6 {
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7 pfc::string8 temp; get_state(temp);
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8 const char * src = temp;
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9 while(*src)
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10 {
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11 int ptr = 0;
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12 while(src[ptr] && src[ptr]!=separator) ptr++;
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13 if (ptr>0)
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14 {
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15 out.add_item(pfc::strdup_n(src,ptr));
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16 src += ptr;
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17 }
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18 while(*src==separator) src++;
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19 }
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20 }
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21
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22 void _cfg_dropdown_history_base::parse_list(const pfc::ptr_list_t<char> & src)
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23 {
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24 t_size n;
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25 pfc::string8_fastalloc temp;
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26 for(n=0;n<src.get_count();n++)
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27 {
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28 temp.add_string(src[n]);
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29 temp.add_char(separator);
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30 }
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31 set_state(temp);
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32 }
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33
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34 #ifdef _WIN32
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35 static void g_setup_dropdown_fromlist(HWND wnd,const pfc::ptr_list_t<char> & list)
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36 {
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37 t_size n, m = list.get_count();
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38 uSendMessage(wnd,CB_RESETCONTENT,0,0);
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39 for(n=0;n<m;n++) {
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40 uSendMessageText(wnd,CB_ADDSTRING,0,list[n]);
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41 }
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42 }
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43
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44 void _cfg_dropdown_history_base::setup_dropdown_set_value(HWND wnd) {
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45 pfc::ptr_list_t<char> list;
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46 build_list(list);
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47 g_setup_dropdown_fromlist(wnd, list);
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48 if ( list.get_size() > 0 ) {
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49 uSetWindowText(wnd, list[0] );
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50 }
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51 list.free_all();
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52 }
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53
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54 void _cfg_dropdown_history_base::setup_dropdown(HWND wnd)
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55 {
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56 pfc::ptr_list_t<char> list;
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57 build_list(list);
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58 g_setup_dropdown_fromlist(wnd,list);
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59 list.free_all();
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60 }
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61 #endif // _WIN32
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62
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63 bool _cfg_dropdown_history_base::add_item(const char * item)
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64 {
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65 if (!item || !*item) return false;
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66 pfc::string8 meh;
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67 if (strchr(item,separator))
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68 {
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69 uReplaceChar(meh,item,-1,separator,'|',false);
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70 item = meh;
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71 }
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72 pfc::ptr_list_t<char> list;
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73 build_list(list);
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74 unsigned n;
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75 bool found = false;
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76 for(n=0;n<list.get_count();n++)
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77 {
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78 if (!strcmp(list[n],item))
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79 {
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80 char* temp = list.remove_by_idx(n);
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81 list.insert_item(temp,0);
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82 found = true;
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83 }
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84 }
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85
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86 if (!found)
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87 {
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88 while(list.get_count() > m_max) list.delete_by_idx(list.get_count()-1);
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89 list.insert_item(strdup(item),0);
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90 }
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91 parse_list(list);
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92 list.free_all();
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93 return found;
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94 }
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95
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96 bool _cfg_dropdown_history_base::is_empty()
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97 {
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98 pfc::string8 temp; get_state(temp);
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99 const char * src = temp;
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100 while(*src)
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101 {
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102 if (*src!=separator) return false;
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103 src++;
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104 }
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105 return true;
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106 }
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107
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108 #ifdef _WIN32
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109 bool _cfg_dropdown_history_base::add_item(const char *item, HWND combobox) {
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110 const bool state = add_item(item);
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111 if (state) uSendMessageText(combobox, CB_ADDSTRING, 0, item);
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112 return state;
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113 }
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114
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115 bool _cfg_dropdown_history_base::on_context(HWND wnd,LPARAM coords) {
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116 try {
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117 int coords_x = (short)LOWORD(coords), coords_y = (short)HIWORD(coords);
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118 if (coords_x == -1 && coords_y == -1)
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119 {
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120 RECT asdf;
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121 GetWindowRect(wnd,&asdf);
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122 coords_x = (asdf.left + asdf.right) / 2;
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123 coords_y = (asdf.top + asdf.bottom) / 2;
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124 }
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125 enum {ID_ERASE_ALL = 1, ID_ERASE_ONE };
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126 HMENU menu = CreatePopupMenu();
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127 uAppendMenu(menu,MF_STRING,ID_ERASE_ALL,"Wipe history");
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128 {
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129 pfc::string8 tempvalue;
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130 uGetWindowText(wnd,tempvalue);
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131 if (!tempvalue.is_empty())
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132 uAppendMenu(menu,MF_STRING,ID_ERASE_ONE,"Remove this history item");
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133 }
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134 int cmd = TrackPopupMenu(menu,TPM_RIGHTBUTTON|TPM_NONOTIFY|TPM_RETURNCMD,coords_x,coords_y,0,wnd,0);
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135 DestroyMenu(menu);
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136 switch(cmd)
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137 {
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138 case ID_ERASE_ALL:
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139 {
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140 set_state("");
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141 pfc::string8 value;//preserve old value while wiping dropdown list
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142 uGetWindowText(wnd,value);
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143 uSendMessage(wnd,CB_RESETCONTENT,0,0);
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144 uSetWindowText(wnd,value);
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145 return true;
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146 }
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147 case ID_ERASE_ONE:
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148 {
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149 pfc::string8 value;
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150 uGetWindowText(wnd,value);
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151
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152 pfc::ptr_list_t<char> list;
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153 build_list(list);
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154 bool found = false;
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155 for(t_size n=0;n<list.get_size();n++)
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156 {
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157 if (!strcmp(value,list[n]))
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158 {
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159 free(list[n]);
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160 list.remove_by_idx(n);
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161 found = true;
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162 break;
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163 }
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164 }
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165 if (found) parse_list(list);
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166 g_setup_dropdown_fromlist(wnd,list);
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167 list.free_all();
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168 return found;
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169 }
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170 }
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171 } catch(...) {}
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172 return false;
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173 }
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174 #endif
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