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800
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1 /* vi:set ts=8 sts=4 sw=4:
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2 *
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3 * VIM - Vi IMproved by Bram Moolenaar
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4 *
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5 * Do ":help uganda" in Vim to read copying and usage conditions.
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6 * Do ":help credits" in Vim to see a list of people who contributed.
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7 * See README.txt for an overview of the Vim source code.
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8 */
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9
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10 /*
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11 * popupmnu.c: Popup menu (PUM)
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12 */
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13 #include "vim.h"
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14
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15 #if defined(FEAT_INS_EXPAND) || defined(PROTO)
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16
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17 static pumitem_T *pum_array = NULL; /* items of displayed pum */
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18 static int pum_size; /* nr of items in "pum_array" */
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19 static int pum_selected; /* index of selected item or -1 */
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20 static int pum_first = 0; /* index of top item */
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21
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22 static int pum_height; /* nr of displayed pum items */
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23 static int pum_width; /* width of displayed pum items */
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24 static int pum_base_width; /* width of pum items base */
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25 static int pum_kind_width; /* width of pum items kind column */
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26 static int pum_scrollbar; /* TRUE when scrollbar present */
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27
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28 static int pum_row; /* top row of pum */
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29 static int pum_col; /* left column of pum */
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30
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31 static int pum_do_redraw = FALSE; /* do redraw anyway */
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32
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838
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33 static int pum_set_selected __ARGS((int n, int repeat));
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800
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34
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35 #define PUM_DEF_HEIGHT 10
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36 #define PUM_DEF_WIDTH 15
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37
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38 /*
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39 * Show the popup menu with items "array[size]".
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40 * "array" must remain valid until pum_undisplay() is called!
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41 * When possible the leftmost character is aligned with screen column "col".
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42 * The menu appears above the screen line "row" or at "row" + "height" - 1.
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43 */
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44 void
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45 pum_display(array, size, selected)
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46 pumitem_T *array;
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47 int size;
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48 int selected; /* index of initially selected item, none if
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49 out of range */
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50 {
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51 int w;
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52 int def_width;
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53 int max_width;
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54 int kind_width;
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55 int extra_width;
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56 int i;
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57 int top_clear;
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58 int row;
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59 int height;
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60 int col;
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61 int above_row = cmdline_row;
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838
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62 int redo_count = 0;
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800
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63
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64 redo:
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65 def_width = PUM_DEF_WIDTH;
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66 max_width = 0;
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67 kind_width = 0;
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68 extra_width = 0;
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69
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70 /* Pretend the pum is already there to avoid that must_redraw is set when
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71 * 'cuc' is on. */
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72 pum_array = (pumitem_T *)1;
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73 validate_cursor_col();
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74 pum_array = NULL;
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75
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76 row = curwin->w_cline_row + W_WINROW(curwin);
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77 height = curwin->w_cline_height;
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78
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79 if (firstwin->w_p_pvw)
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80 top_clear = firstwin->w_height;
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81 else
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82 top_clear = 0;
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83
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84 /* When the preview window is at the bottom stop just above it. Also
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85 * avoid drawing over the status line so that it's clear there is a window
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86 * boundary. */
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87 if (lastwin->w_p_pvw)
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88 above_row -= lastwin->w_height + lastwin->w_status_height + 1;
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89
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90 /*
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91 * Figure out the size and position of the pum.
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92 */
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93 if (size < PUM_DEF_HEIGHT)
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94 pum_height = size;
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95 else
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96 pum_height = PUM_DEF_HEIGHT;
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97 if (p_ph > 0 && pum_height > p_ph)
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98 pum_height = p_ph;
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99
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100 /* Put the pum below "row" if possible. If there are few lines decide on
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101 * where there is more room. */
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102 if (row >= above_row - pum_height
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103 && row > (above_row - top_clear - height) / 2)
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104 {
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105 /* pum above "row" */
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106 if (row >= size)
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107 {
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108 pum_row = row - size;
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109 pum_height = size;
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110 }
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111 else
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112 {
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113 pum_row = 0;
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114 pum_height = row;
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115 }
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116 if (p_ph > 0 && pum_height > p_ph)
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117 {
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118 pum_row += pum_height - p_ph;
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119 pum_height = p_ph;
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120 }
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121 }
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122 else
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123 {
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124 /* pum below "row" */
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125 pum_row = row + height;
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126 if (size > above_row - pum_row)
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127 pum_height = above_row - pum_row;
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128 else
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129 pum_height = size;
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130 if (p_ph > 0 && pum_height > p_ph)
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131 pum_height = p_ph;
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132 }
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133
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134 /* don't display when we only have room for one line */
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135 if (pum_height < 1 || (pum_height == 1 && size > 1))
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136 return;
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137
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138 /* If there is a preview window at the top avoid drawing over it. */
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139 if (firstwin->w_p_pvw
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140 && pum_row < firstwin->w_height
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141 && pum_height > firstwin->w_height + 4)
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142 {
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143 pum_row += firstwin->w_height;
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144 pum_height -= firstwin->w_height;
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145 }
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146
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147 /* Compute the width of the widest match and the widest extra. */
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148 for (i = 0; i < size; ++i)
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149 {
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150 w = vim_strsize(array[i].pum_text);
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151 if (max_width < w)
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152 max_width = w;
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153 if (array[i].pum_kind != NULL)
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154 {
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155 w = vim_strsize(array[i].pum_kind) + 1;
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156 if (kind_width < w)
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157 kind_width = w;
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158 }
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159 if (array[i].pum_extra != NULL)
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160 {
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161 w = vim_strsize(array[i].pum_extra) + 1;
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162 if (extra_width < w)
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163 extra_width = w;
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164 }
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165 }
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166 pum_base_width = max_width;
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167 pum_kind_width = kind_width;
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168
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1344
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169 /* Calculate column */
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170 #ifdef FEAT_RIGHTLEFT
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171 if (curwin->w_p_rl)
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172 col = W_WINCOL(curwin) + W_WIDTH(curwin) - curwin->w_wcol -
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173 curwin->w_leftcol - 1;
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174 else
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175 #endif
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176 col = W_WINCOL(curwin) + curwin->w_wcol - curwin->w_leftcol;
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177
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800
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178 /* if there are more items than room we need a scrollbar */
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179 if (pum_height < size)
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180 {
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181 pum_scrollbar = 1;
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182 ++max_width;
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183 }
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184 else
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185 pum_scrollbar = 0;
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186
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187 if (def_width < max_width)
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188 def_width = max_width;
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189
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1344
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190 if (((col < Columns - PUM_DEF_WIDTH || col < Columns - max_width)
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191 #ifdef FEAT_RIGHTLEFT
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192 && !curwin->w_p_rl)
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193 || (curwin->w_p_rl && (col > PUM_DEF_WIDTH || col > max_width)
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194 #endif
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195 ))
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800
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196 {
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197 /* align pum column with "col" */
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198 pum_col = col;
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1344
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199
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200 #ifdef FEAT_RIGHTLEFT
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201 if (curwin->w_p_rl)
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202 pum_width = pum_col - pum_scrollbar + 1;
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203 else
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204 #endif
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205 pum_width = Columns - pum_col - pum_scrollbar;
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206
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800
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207 if (pum_width > max_width + kind_width + extra_width + 1
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208 && pum_width > PUM_DEF_WIDTH)
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209 {
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210 pum_width = max_width + kind_width + extra_width + 1;
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211 if (pum_width < PUM_DEF_WIDTH)
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212 pum_width = PUM_DEF_WIDTH;
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213 }
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214 }
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215 else if (Columns < def_width)
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216 {
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217 /* not enough room, will use what we have */
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1344
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218 #ifdef FEAT_RIGHTLEFT
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219 if (curwin->w_p_rl)
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220 pum_col = Columns - 1;
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221 else
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222 #endif
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223 pum_col = 0;
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800
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224 pum_width = Columns - 1;
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225 }
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226 else
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227 {
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228 if (max_width > PUM_DEF_WIDTH)
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229 max_width = PUM_DEF_WIDTH; /* truncate */
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1344
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230 #ifdef FEAT_RIGHTLEFT
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231 if (curwin->w_p_rl)
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232 pum_col = max_width - 1;
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233 else
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234 #endif
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235 pum_col = Columns - max_width;
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800
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236 pum_width = max_width - pum_scrollbar;
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237 }
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238
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239 pum_array = array;
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240 pum_size = size;
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241
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242 /* Set selected item and redraw. If the window size changed need to redo
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838
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243 * the positioning. Limit this to two times, when there is not much
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244 * room the window size will keep changing. */
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245 if (pum_set_selected(selected, redo_count) && ++redo_count <= 2)
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800
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246 goto redo;
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247 }
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248
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249 /*
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250 * Redraw the popup menu, using "pum_first" and "pum_selected".
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251 */
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252 void
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253 pum_redraw()
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254 {
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255 int row = pum_row;
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256 int col;
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257 int attr_norm = highlight_attr[HLF_PNI];
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258 int attr_select = highlight_attr[HLF_PSI];
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259 int attr_scroll = highlight_attr[HLF_PSB];
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260 int attr_thumb = highlight_attr[HLF_PST];
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261 int attr;
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262 int i;
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263 int idx;
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264 char_u *s;
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265 char_u *p = NULL;
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266 int totwidth, width, w;
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267 int thumb_pos = 0;
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268 int thumb_heigth = 1;
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269 int round;
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270 int n;
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271
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272 if (pum_scrollbar)
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273 {
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274 thumb_heigth = pum_height * pum_height / pum_size;
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275 if (thumb_heigth == 0)
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276 thumb_heigth = 1;
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277 thumb_pos = (pum_first * (pum_height - thumb_heigth)
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278 + (pum_size - pum_height) / 2)
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279 / (pum_size - pum_height);
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280 }
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281
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282 for (i = 0; i < pum_height; ++i)
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283 {
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284 idx = i + pum_first;
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285 attr = (idx == pum_selected) ? attr_select : attr_norm;
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286
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287 /* prepend a space if there is room */
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1344
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288 #ifdef FEAT_RIGHTLEFT
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289 if (curwin->w_p_rl)
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290 {
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291 if (pum_col < W_WINCOL(curwin) + W_WIDTH(curwin) - 1)
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292 screen_putchar(' ', row, pum_col + 1, attr);
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293 }
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294 else
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295 #endif
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296 if (pum_col > 0)
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297 screen_putchar(' ', row, pum_col - 1, attr);
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800
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298
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299 /* Display each entry, use two spaces for a Tab.
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300 * Do this 3 times: For the main text, kind and extra info */
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301 col = pum_col;
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302 totwidth = 0;
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303 for (round = 1; round <= 3; ++round)
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304 {
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305 width = 0;
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306 s = NULL;
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307 switch (round)
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308 {
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309 case 1: p = pum_array[idx].pum_text; break;
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310 case 2: p = pum_array[idx].pum_kind; break;
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311 case 3: p = pum_array[idx].pum_extra; break;
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312 }
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313 if (p != NULL)
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314 for ( ; ; mb_ptr_adv(p))
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315 {
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316 if (s == NULL)
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317 s = p;
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318 w = ptr2cells(p);
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319 if (*p == NUL || *p == TAB || totwidth + w > pum_width)
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320 {
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1097
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321 /* Display the text that fits or comes before a Tab.
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322 * First convert it to printable characters. */
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1344
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323 char_u *st;
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324 int saved = *p;
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1097
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325
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326 *p = NUL;
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327 st = transstr(s);
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328 *p = saved;
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1344
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329 #ifdef FEAT_RIGHTLEFT
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330 if (curwin->w_p_rl)
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1097
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331 {
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1344
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332 if (st != NULL)
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333 {
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334 char_u *rt = reverse_text(st);
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335 char_u *rt_saved = rt;
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336 int len, j;
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337
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338 if (rt != NULL)
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339 {
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340 len = STRLEN(rt);
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341 if (len > pum_width)
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342 {
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343 for (j = pum_width; j < len; ++j)
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344 mb_ptr_adv(rt);
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345 len = pum_width;
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346 }
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347 screen_puts_len(rt, len, row,
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348 col - len + 1, attr);
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349 vim_free(rt_saved);
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350 }
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351 vim_free(st);
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352 }
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353 col -= width;
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354 }
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355 else
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356 #endif
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357 {
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358 if (st != NULL)
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359 {
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360 screen_puts_len(st, (int)STRLEN(st), row, col,
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1097
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361 attr);
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1344
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362 vim_free(st);
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363 }
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364 col += width;
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1097
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365 }
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800
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366
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367 if (*p != TAB)
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368 break;
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369
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370 /* Display two spaces for a Tab. */
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1344
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371 #ifdef FEAT_RIGHTLEFT
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372 if (curwin->w_p_rl)
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373 {
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374 screen_puts_len((char_u *)" ", 2, row, col - 1,
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375 attr);
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376 col -= 2;
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377 }
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378 else
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379 #endif
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380 {
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381 screen_puts_len((char_u *)" ", 2, row, col, attr);
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382 col += 2;
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383 }
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800
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384 totwidth += 2;
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385 s = NULL; /* start text at next char */
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386 width = 0;
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387 }
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388 else
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389 width += w;
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390 }
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391
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392 if (round > 1)
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393 n = pum_kind_width + 1;
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394 else
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395 n = 1;
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396
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397 /* Stop when there is nothing more to display. */
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398 if (round == 3
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399 || (round == 2 && pum_array[idx].pum_extra == NULL)
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400 || (round == 1 && pum_array[idx].pum_kind == NULL
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401 && pum_array[idx].pum_extra == NULL)
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402 || pum_base_width + n >= pum_width)
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403 break;
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1344
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404 #ifdef FEAT_RIGHTLEFT
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405 if (curwin->w_p_rl)
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406 {
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407 screen_fill(row, row + 1, pum_col - pum_base_width - n + 1,
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408 col + 1, ' ', ' ', attr);
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409 col = pum_col - pum_base_width - n + 1;
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410 }
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411 else
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412 #endif
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413 {
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|
414 screen_fill(row, row + 1, col, pum_col + pum_base_width + n,
|
|
800
|
415 ' ', ' ', attr);
|
|
1344
|
416 col = pum_col + pum_base_width + n;
|
|
|
417 }
|
|
800
|
418 totwidth = pum_base_width + n;
|
|
|
419 }
|
|
|
420
|
|
1344
|
421 #ifdef FEAT_RIGHTLEFT
|
|
|
422 if (curwin->w_p_rl)
|
|
|
423 screen_fill(row, row + 1, pum_col - pum_width + 1, col + 1, ' ',
|
|
|
424 ' ', attr);
|
|
|
425 else
|
|
|
426 #endif
|
|
|
427 screen_fill(row, row + 1, col, pum_col + pum_width, ' ', ' ',
|
|
|
428 attr);
|
|
800
|
429 if (pum_scrollbar > 0)
|
|
1344
|
430 {
|
|
|
431 #ifdef FEAT_RIGHTLEFT
|
|
|
432 if (curwin->w_p_rl)
|
|
|
433 screen_putchar(' ', row, pum_col - pum_width,
|
|
|
434 i >= thumb_pos && i < thumb_pos + thumb_heigth
|
|
800
|
435 ? attr_thumb : attr_scroll);
|
|
1344
|
436 else
|
|
|
437 #endif
|
|
|
438 screen_putchar(' ', row, pum_col + pum_width,
|
|
|
439 i >= thumb_pos && i < thumb_pos + thumb_heigth
|
|
|
440 ? attr_thumb : attr_scroll);
|
|
|
441 }
|
|
800
|
442
|
|
|
443 ++row;
|
|
|
444 }
|
|
|
445 }
|
|
|
446
|
|
|
447 #if 0 /* not used yet */
|
|
|
448 /*
|
|
|
449 * Return the index of the currently selected item.
|
|
|
450 */
|
|
|
451 int
|
|
|
452 pum_get_selected()
|
|
|
453 {
|
|
|
454 return pum_selected;
|
|
|
455 }
|
|
|
456 #endif
|
|
|
457
|
|
|
458 /*
|
|
|
459 * Set the index of the currently selected item. The menu will scroll when
|
|
|
460 * necessary. When "n" is out of range don't scroll.
|
|
838
|
461 * This may be repeated when the preview window is used:
|
|
|
462 * "repeat" == 0: open preview window normally
|
|
|
463 * "repeat" == 1: open preview window but don't set the size
|
|
|
464 * "repeat" == 2: don't open preview window
|
|
800
|
465 * Returns TRUE when the window was resized and the location of the popup menu
|
|
|
466 * must be recomputed.
|
|
|
467 */
|
|
|
468 static int
|
|
838
|
469 pum_set_selected(n, repeat)
|
|
800
|
470 int n;
|
|
838
|
471 int repeat;
|
|
800
|
472 {
|
|
|
473 int resized = FALSE;
|
|
|
474 int context = pum_height / 2;
|
|
|
475
|
|
|
476 pum_selected = n;
|
|
|
477
|
|
|
478 if (pum_selected >= 0 && pum_selected < pum_size)
|
|
|
479 {
|
|
|
480 if (pum_first > pum_selected - 4)
|
|
|
481 {
|
|
|
482 /* scroll down; when we did a jump it's probably a PageUp then
|
|
|
483 * scroll a whole page */
|
|
|
484 if (pum_first > pum_selected - 2)
|
|
|
485 {
|
|
|
486 pum_first -= pum_height - 2;
|
|
|
487 if (pum_first < 0)
|
|
|
488 pum_first = 0;
|
|
|
489 else if (pum_first > pum_selected)
|
|
|
490 pum_first = pum_selected;
|
|
|
491 }
|
|
|
492 else
|
|
|
493 pum_first = pum_selected;
|
|
|
494 }
|
|
|
495 else if (pum_first < pum_selected - pum_height + 5)
|
|
|
496 {
|
|
|
497 /* scroll up; when we did a jump it's probably a PageDown then
|
|
|
498 * scroll a whole page */
|
|
|
499 if (pum_first < pum_selected - pum_height + 1 + 2)
|
|
|
500 {
|
|
|
501 pum_first += pum_height - 2;
|
|
|
502 if (pum_first < pum_selected - pum_height + 1)
|
|
|
503 pum_first = pum_selected - pum_height + 1;
|
|
|
504 }
|
|
|
505 else
|
|
|
506 pum_first = pum_selected - pum_height + 1;
|
|
|
507 }
|
|
|
508
|
|
|
509 /* Give a few lines of context when possible. */
|
|
|
510 if (context > 3)
|
|
|
511 context = 3;
|
|
|
512 if (pum_height > 2)
|
|
|
513 {
|
|
|
514 if (pum_first > pum_selected - context)
|
|
|
515 {
|
|
|
516 /* scroll down */
|
|
|
517 pum_first = pum_selected - context;
|
|
|
518 if (pum_first < 0)
|
|
|
519 pum_first = 0;
|
|
|
520 }
|
|
|
521 else if (pum_first < pum_selected + context - pum_height + 1)
|
|
|
522 {
|
|
|
523 /* scroll up */
|
|
|
524 pum_first = pum_selected + context - pum_height + 1;
|
|
|
525 }
|
|
|
526 }
|
|
|
527
|
|
|
528 #if defined(FEAT_WINDOWS) && defined(FEAT_QUICKFIX)
|
|
816
|
529 /*
|
|
|
530 * Show extra info in the preview window if there is something and
|
|
|
531 * 'completeopt' contains "preview".
|
|
838
|
532 * Skip this when tried twice already.
|
|
|
533 * Skip this also when there is not much room.
|
|
816
|
534 * NOTE: Be very careful not to sync undo!
|
|
|
535 */
|
|
800
|
536 if (pum_array[pum_selected].pum_info != NULL
|
|
838
|
537 && Rows > 10
|
|
|
538 && repeat <= 1
|
|
|
539 && vim_strchr(p_cot, 'p') != NULL)
|
|
800
|
540 {
|
|
|
541 win_T *curwin_save = curwin;
|
|
|
542 int res = OK;
|
|
|
543
|
|
|
544 /* Open a preview window. 3 lines by default. */
|
|
|
545 g_do_tagpreview = 3;
|
|
816
|
546 resized = prepare_tagpreview(FALSE);
|
|
800
|
547 g_do_tagpreview = 0;
|
|
|
548
|
|
|
549 if (curwin->w_p_pvw)
|
|
|
550 {
|
|
|
551 if (curbuf->b_fname == NULL
|
|
|
552 && curbuf->b_p_bt[0] == 'n' && curbuf->b_p_bt[2] == 'f'
|
|
|
553 && curbuf->b_p_bh[0] == 'w')
|
|
|
554 {
|
|
|
555 /* Already a "wipeout" buffer, make it empty. */
|
|
|
556 while (!bufempty())
|
|
|
557 ml_delete((linenr_T)1, FALSE);
|
|
|
558 }
|
|
825
|
559 else
|
|
800
|
560 {
|
|
825
|
561 /* Don't want to sync undo in the current buffer. */
|
|
|
562 ++no_u_sync;
|
|
|
563 res = do_ecmd(0, NULL, NULL, NULL, ECMD_ONE, 0);
|
|
|
564 --no_u_sync;
|
|
|
565 if (res == OK)
|
|
|
566 {
|
|
|
567 /* Edit a new, empty buffer. Set options for a "wipeout"
|
|
|
568 * buffer. */
|
|
|
569 set_option_value((char_u *)"swf", 0L, NULL, OPT_LOCAL);
|
|
|
570 set_option_value((char_u *)"bt", 0L,
|
|
|
571 (char_u *)"nofile", OPT_LOCAL);
|
|
|
572 set_option_value((char_u *)"bh", 0L,
|
|
|
573 (char_u *)"wipe", OPT_LOCAL);
|
|
|
574 set_option_value((char_u *)"diff", 0L,
|
|
1302
|
575 NULL, OPT_LOCAL);
|
|
825
|
576 }
|
|
800
|
577 }
|
|
|
578 if (res == OK)
|
|
|
579 {
|
|
|
580 char_u *p, *e;
|
|
|
581 linenr_T lnum = 0;
|
|
|
582
|
|
|
583 for (p = pum_array[pum_selected].pum_info; *p != NUL; )
|
|
|
584 {
|
|
|
585 e = vim_strchr(p, '\n');
|
|
|
586 if (e == NULL)
|
|
|
587 {
|
|
|
588 ml_append(lnum++, p, 0, FALSE);
|
|
|
589 break;
|
|
|
590 }
|
|
|
591 else
|
|
|
592 {
|
|
|
593 *e = NUL;
|
|
835
|
594 ml_append(lnum++, p, (int)(e - p + 1), FALSE);
|
|
800
|
595 *e = '\n';
|
|
|
596 p = e + 1;
|
|
|
597 }
|
|
|
598 }
|
|
|
599
|
|
|
600 /* Increase the height of the preview window to show the
|
|
|
601 * text, but no more than 'previewheight' lines. */
|
|
838
|
602 if (repeat == 0)
|
|
800
|
603 {
|
|
838
|
604 if (lnum > p_pvh)
|
|
|
605 lnum = p_pvh;
|
|
|
606 if (curwin->w_height < lnum)
|
|
|
607 {
|
|
|
608 win_setheight((int)lnum);
|
|
|
609 resized = TRUE;
|
|
|
610 }
|
|
800
|
611 }
|
|
|
612
|
|
|
613 curbuf->b_changed = 0;
|
|
|
614 curbuf->b_p_ma = FALSE;
|
|
|
615 curwin->w_cursor.lnum = 0;
|
|
|
616 curwin->w_cursor.col = 0;
|
|
|
617
|
|
|
618 if (curwin != curwin_save && win_valid(curwin_save))
|
|
|
619 {
|
|
|
620 /* Return cursor to where we were */
|
|
|
621 validate_cursor();
|
|
|
622 redraw_later(SOME_VALID);
|
|
|
623
|
|
|
624 /* When the preview window was resized we need to
|
|
|
625 * update the view on the buffer. Only go back to
|
|
|
626 * the window when needed, otherwise it will always be
|
|
|
627 * redraw. */
|
|
|
628 if (resized)
|
|
|
629 {
|
|
|
630 win_enter(curwin_save, TRUE);
|
|
|
631 update_topline();
|
|
|
632 }
|
|
|
633
|
|
|
634 /* Update the screen before drawing the popup menu.
|
|
|
635 * Enable updating the status lines. */
|
|
|
636 pum_do_redraw = TRUE;
|
|
|
637 update_screen(0);
|
|
|
638 pum_do_redraw = FALSE;
|
|
|
639
|
|
816
|
640 if (!resized && win_valid(curwin_save))
|
|
800
|
641 win_enter(curwin_save, TRUE);
|
|
|
642
|
|
|
643 /* May need to update the screen again when there are
|
|
|
644 * autocommands involved. */
|
|
|
645 pum_do_redraw = TRUE;
|
|
|
646 update_screen(0);
|
|
|
647 pum_do_redraw = FALSE;
|
|
|
648 }
|
|
|
649 }
|
|
|
650 }
|
|
|
651 }
|
|
|
652 #endif
|
|
|
653 }
|
|
|
654
|
|
|
655 /* Never display more than we have */
|
|
|
656 if (pum_first > pum_size - pum_height)
|
|
|
657 pum_first = pum_size - pum_height;
|
|
|
658
|
|
|
659 if (!resized)
|
|
|
660 pum_redraw();
|
|
|
661
|
|
|
662 return resized;
|
|
|
663 }
|
|
|
664
|
|
|
665 /*
|
|
|
666 * Undisplay the popup menu (later).
|
|
|
667 */
|
|
|
668 void
|
|
|
669 pum_undisplay()
|
|
|
670 {
|
|
|
671 pum_array = NULL;
|
|
|
672 redraw_all_later(SOME_VALID);
|
|
940
|
673 #ifdef FEAT_WINDOWS
|
|
|
674 redraw_tabline = TRUE;
|
|
|
675 #endif
|
|
800
|
676 status_redraw_all();
|
|
|
677 }
|
|
|
678
|
|
|
679 /*
|
|
|
680 * Clear the popup menu. Currently only resets the offset to the first
|
|
|
681 * displayed item.
|
|
|
682 */
|
|
|
683 void
|
|
|
684 pum_clear()
|
|
|
685 {
|
|
|
686 pum_first = 0;
|
|
|
687 }
|
|
|
688
|
|
|
689 /*
|
|
|
690 * Return TRUE if the popup menu is displayed.
|
|
|
691 * Overruled when "pum_do_redraw" is set, used to redraw the status lines.
|
|
|
692 */
|
|
|
693 int
|
|
|
694 pum_visible()
|
|
|
695 {
|
|
|
696 return !pum_do_redraw && pum_array != NULL;
|
|
|
697 }
|
|
|
698
|
|
|
699 /*
|
|
|
700 * Return the height of the popup menu, the number of entries visible.
|
|
|
701 * Only valid when pum_visible() returns TRUE!
|
|
|
702 */
|
|
|
703 int
|
|
|
704 pum_get_height()
|
|
|
705 {
|
|
|
706 return pum_height;
|
|
|
707 }
|
|
|
708
|
|
|
709 #endif
|
