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<div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span> <span class="preprocessor">#include "view_promt.h"</span></div><div class="line"><a name="l00002"></a><span class="lineno"> 2</span>  </div><div class="line"><a name="l00003"></a><span class="lineno"> 3</span> <span class="keywordtype">void</span> ViewPromt::draw()</div><div class="line"><a name="l00004"></a><span class="lineno"> 4</span> {</div><div class="line"><a name="l00005"></a><span class="lineno"> 5</span>  curs_set(1); <span class="comment">// show cursor</span></div><div class="line"><a name="l00006"></a><span class="lineno"> 6</span>  </div><div class="line"><a name="l00007"></a><span class="lineno"> 7</span>  <span class="keywordtype">int</span> li = text_offset_y;</div><div class="line"><a name="l00008"></a><span class="lineno"> 8</span>  <span class="keywordtype">int</span> ci = 0;</div><div class="line"><a name="l00009"></a><span class="lineno"> 9</span>  <span class="keywordflow">for</span>(std::string line : str_split(message + input, <span class="stringliteral">"\n"</span>))</div><div class="line"><a name="l00010"></a><span class="lineno"> 10</span>  {</div><div class="line"><a name="l00011"></a><span class="lineno"> 11</span>  mvwprintw(win, ++li, text_offset_x, <span class="stringliteral">"%s"</span>, line.c_str());</div><div class="line"><a name="l00012"></a><span class="lineno"> 12</span>  ci = line.length() + text_offset_x;</div><div class="line"><a name="l00013"></a><span class="lineno"> 13</span>  }</div><div class="line"><a name="l00014"></a><span class="lineno"> 14</span>  </div><div class="line"><a name="l00015"></a><span class="lineno"> 15</span>  button_offset_x = (width - label_cancel.length() - sep.length() - label_confirm.length()) / 2;</div><div class="line"><a name="l00016"></a><span class="lineno"> 16</span>  button_offset_y = height - text_offset_y;</div><div class="line"><a name="l00017"></a><span class="lineno"> 17</span>  </div><div class="line"><a name="l00018"></a><span class="lineno"> 18</span>  <span class="keywordflow">if</span>(selection == 0)</div><div class="line"><a name="l00019"></a><span class="lineno"> 19</span>  {</div><div class="line"><a name="l00020"></a><span class="lineno"> 20</span>  wattron(win, A_REVERSE);</div><div class="line"><a name="l00021"></a><span class="lineno"> 21</span>  mvwprintw(win, button_offset_y, button_offset_x, <span class="stringliteral">"%s"</span>, label_cancel.c_str());</div><div class="line"><a name="l00022"></a><span class="lineno"> 22</span>  wattroff(win, A_REVERSE);</div><div class="line"><a name="l00023"></a><span class="lineno"> 23</span>  mvwprintw(win, button_offset_y, button_offset_x + label_cancel.length(), <span class="stringliteral">"%s"</span>, sep.c_str());</div><div class="line"><a name="l00024"></a><span class="lineno"> 24</span>  mvwprintw(win, button_offset_y, button_offset_x + label_cancel.length() + sep.length(), <span class="stringliteral">"%s"</span>, label_confirm.c_str());</div><div class="line"><a name="l00025"></a><span class="lineno"> 25</span>  }</div><div class="line"><a name="l00026"></a><span class="lineno"> 26</span>  <span class="keywordflow">else</span></div><div class="line"><a name="l00027"></a><span class="lineno"> 27</span>  {</div><div class="line"><a name="l00028"></a><span class="lineno"> 28</span>  mvwprintw(win, button_offset_y, button_offset_x, <span class="stringliteral">"%s"</span>, label_cancel.c_str());</div><div class="line"><a name="l00029"></a><span class="lineno"> 29</span>  mvwprintw(win, button_offset_y, button_offset_x + label_cancel.length(), <span class="stringliteral">"%s"</span>, sep.c_str());</div><div class="line"><a name="l00030"></a><span class="lineno"> 30</span>  wattron(win, A_REVERSE);</div><div class="line"><a name="l00031"></a><span class="lineno"> 31</span>  mvwprintw(win, button_offset_y, button_offset_x + label_cancel.length() + sep.length(), <span class="stringliteral">"%s"</span>, label_confirm.c_str());</div><div class="line"><a name="l00032"></a><span class="lineno"> 32</span>  wattroff(win, A_REVERSE);</div><div class="line"><a name="l00033"></a><span class="lineno"> 33</span>  }</div><div class="line"><a name="l00034"></a><span class="lineno"> 34</span>  wmove(win, li, ci);</div><div class="line"><a name="l00035"></a><span class="lineno"> 35</span> }</div><div class="line"><a name="l00036"></a><span class="lineno"> 36</span>  </div><div class="line"><a name="l00037"></a><span class="lineno"> 37</span> <span class="keywordtype">void</span> ViewPromt::setMessage(std::string message)</div><div class="line"><a name="l00038"></a><span class="lineno"> 38</span> {</div><div class="line"><a name="l00039"></a><span class="lineno"> 39</span>  this->message = message;</div><div class="line"><a name="l00040"></a><span class="lineno"> 40</span> }</div><div class="line"><a name="l00041"></a><span class="lineno"> 41</span>  </div><div class="line"><a name="l00042"></a><span class="lineno"> 42</span> <span class="keywordtype">void</span> ViewPromt::setConfirm(std::string name, std::function<<span class="keywordtype">void</span>(<span class="keywordtype">int</span>)> call)</div><div class="line"><a name="l00043"></a><span class="lineno"> 43</span> {</div><div class="line"><a name="l00044"></a><span class="lineno"> 44</span>  label_confirm = name;</div><div class="line"><a name="l00045"></a><span class="lineno"> 45</span>  call_confirm = call;</div><div class="line"><a name="l00046"></a><span class="lineno"> 46</span> }</div><div class="line"><a name="l00047"></a><span class="lineno"> 47</span>  </div><div class="line"><a name="l00048"></a><span class="lineno"> 48</span> <span class="keywordtype">void</span> ViewPromt::setCancel(std::string name, <span class="keywordtype">bool</span> cancelable)</div><div class="line"><a name="l00049"></a><span class="lineno"> 49</span> {</div><div class="line"><a name="l00050"></a><span class="lineno"> 50</span>  label_cancel = name;</div><div class="line"><a name="l00051"></a><span class="lineno"> 51</span>  this->cancelable = cancelable;</div><div class="line"><a name="l00052"></a><span class="lineno"> 52</span> }</div><div class="line"><a name="l00053"></a><span class="lineno"> 53</span>  </div><div class="line"><a name="l00054"></a><span class="lineno"> 54</span> std::string ViewPromt::getInput()</div><div class="line"><a name="l00055"></a><span class="lineno"> 55</span> {</div><div class="line"><a name="l00056"></a><span class="lineno"> 56</span>  <span class="keywordflow">return</span> input;</div><div class="line"><a name="l00057"></a><span class="lineno"> 57</span> }</div><div class="line"><a name="l00058"></a><span class="lineno"> 58</span>  </div><div class="line"><a name="l00059"></a><span class="lineno"> 59</span> std::function<void(<span class="keywordtype">int</span>)> ViewPromt::keypress(<span class="keywordtype">int</span>& key)</div><div class="line"><a name="l00060"></a><span class="lineno"> 60</span> {</div><div class="line"><a name="l00061"></a><span class="lineno"> 61</span>  std::function<void(<span class="keywordtype">int</span>)> ret = <span class="keyword">nullptr</span>;</div><div class="line"><a name="l00062"></a><span class="lineno"> 62</span>  <span class="keywordflow">switch</span>(key)</div><div class="line"><a name="l00063"></a><span class="lineno"> 63</span>  {</div><div class="line"><a name="l00064"></a><span class="lineno"> 64</span>  <span class="keywordflow">case</span> KEY_BACKSPACE:</div><div class="line"><a name="l00065"></a><span class="lineno"> 65</span>  <span class="keywordflow">if</span>(input.length())</div><div class="line"><a name="l00066"></a><span class="lineno"> 66</span>  input.pop_back();</div><div class="line"><a name="l00067"></a><span class="lineno"> 67</span>  <span class="keywordflow">break</span>;</div><div class="line"><a name="l00068"></a><span class="lineno"> 68</span>  <span class="keywordflow">case</span> <span class="charliteral">'\t'</span>:</div><div class="line"><a name="l00069"></a><span class="lineno"> 69</span>  <span class="keywordflow">case</span> KEY_LEFT:</div><div class="line"><a name="l00070"></a><span class="lineno"> 70</span>  <span class="keywordflow">case</span> KEY_RIGHT:</div><div class="line"><a name="l00071"></a><span class="lineno"> 71</span>  selection = (selection + 1 ) % 2;</div><div class="line"><a name="l00072"></a><span class="lineno"> 72</span>  <span class="keywordflow">break</span>;</div><div class="line"><a name="l00073"></a><span class="lineno"> 73</span>  <span class="keywordflow">case</span> KEY_MOUSE:</div><div class="line"><a name="l00074"></a><span class="lineno"> 74</span>  {</div><div class="line"><a name="l00075"></a><span class="lineno"> 75</span>  <span class="comment">// http://pronix.linuxdelta.de/C/Linuxprogrammierung/Linuxsystemprogrammieren_C_Kurs_Kapitel10b.shtml</span></div><div class="line"><a name="l00076"></a><span class="lineno"> 76</span>  MEVENT event;</div><div class="line"><a name="l00077"></a><span class="lineno"> 77</span>  <span class="keywordtype">bool</span> hit = <span class="keyword">false</span>;</div><div class="line"><a name="l00078"></a><span class="lineno"> 78</span>  <span class="keywordflow">if</span>(getmouse(&event) == OK && <span class="keyword">event</span>.bstate & (BUTTON1_CLICKED | BUTTON1_DOUBLE_CLICKED))</div><div class="line"><a name="l00079"></a><span class="lineno"> 79</span>  {</div><div class="line"><a name="l00080"></a><span class="lineno"> 80</span>  <span class="keywordtype">size_t</span> column_start = start_x + button_offset_x;</div><div class="line"><a name="l00081"></a><span class="lineno"> 81</span>  <span class="keywordtype">size_t</span> row_start = start_y + button_offset_y;</div><div class="line"><a name="l00082"></a><span class="lineno"> 82</span>  <span class="keywordtype">size_t</span> mouse_x = <span class="keyword">event</span>.x, mouse_y = <span class="keyword">event</span>.y;</div><div class="line"><a name="l00083"></a><span class="lineno"> 83</span>  <span class="keywordflow">if</span>(mouse_y == row_start)</div><div class="line"><a name="l00084"></a><span class="lineno"> 84</span>  {</div><div class="line"><a name="l00085"></a><span class="lineno"> 85</span>  <span class="keywordflow">if</span>(cancelable && mouse_x >= column_start && mouse_x < column_start + label_cancel.length())</div><div class="line"><a name="l00086"></a><span class="lineno"> 86</span>  {</div><div class="line"><a name="l00087"></a><span class="lineno"> 87</span>  <span class="keywordflow">if</span>(selection == 0 || event.bstate & BUTTON1_DOUBLE_CLICKED)</div><div class="line"><a name="l00088"></a><span class="lineno"> 88</span>  hit = <span class="keyword">true</span>;</div><div class="line"><a name="l00089"></a><span class="lineno"> 89</span>  selection = 0;</div><div class="line"><a name="l00090"></a><span class="lineno"> 90</span>  }</div><div class="line"><a name="l00091"></a><span class="lineno"> 91</span>  <span class="keywordflow">if</span>(mouse_x >= column_start + label_cancel.length() + sep.length() && mouse_x < column_start + label_cancel.length() + sep.length() + label_confirm.length())</div><div class="line"><a name="l00092"></a><span class="lineno"> 92</span>  {</div><div class="line"><a name="l00093"></a><span class="lineno"> 93</span>  <span class="keywordflow">if</span>(selection == 1 || event.bstate & BUTTON1_DOUBLE_CLICKED)</div><div class="line"><a name="l00094"></a><span class="lineno"> 94</span>  hit = <span class="keyword">true</span>;</div><div class="line"><a name="l00095"></a><span class="lineno"> 95</span>  selection = 1;</div><div class="line"><a name="l00096"></a><span class="lineno"> 96</span>  }</div><div class="line"><a name="l00097"></a><span class="lineno"> 97</span>  }</div><div class="line"><a name="l00098"></a><span class="lineno"> 98</span>  }</div><div class="line"><a name="l00099"></a><span class="lineno"> 99</span>  <span class="keywordflow">if</span>(!hit)</div><div class="line"><a name="l00100"></a><span class="lineno"> 100</span>  <span class="keywordflow">break</span>;</div><div class="line"><a name="l00101"></a><span class="lineno"> 101</span>  </div><div class="line"><a name="l00102"></a><span class="lineno"> 102</span>  <span class="comment">// fall through to next case</span></div><div class="line"><a name="l00103"></a><span class="lineno"> 103</span>  [[fallthrough]];</div><div class="line"><a name="l00104"></a><span class="lineno"> 104</span>  }</div><div class="line"><a name="l00105"></a><span class="lineno"> 105</span>  <span class="keywordflow">case</span> KEY_ENT:</div><div class="line"><a name="l00106"></a><span class="lineno"> 106</span>  <span class="keywordflow">if</span>(selection == 0) <span class="comment">// exit</span></div><div class="line"><a name="l00107"></a><span class="lineno"> 107</span>  key = -1; <span class="comment">// do return from view</span></div><div class="line"><a name="l00108"></a><span class="lineno"> 108</span>  <span class="keywordflow">else</span></div><div class="line"><a name="l00109"></a><span class="lineno"> 109</span>  ret = call_confirm;</div><div class="line"><a name="l00110"></a><span class="lineno"> 110</span>  <span class="keywordflow">break</span>;</div><div class="line"><a name="l00111"></a><span class="lineno"> 111</span>  <span class="keywordflow">default</span>:</div><div class="line"><a name="l00112"></a><span class="lineno"> 112</span>  <span class="keywordflow">break</span>;</div><div class="line"><a name="l00113"></a><span class="lineno"> 113</span>  }</div><div class="line"><a name="l00114"></a><span class="lineno"> 114</span>  </div><div class="line"><a name="l00115"></a><span class="lineno"> 115</span>  <span class="keywordflow">if</span>(key >= <span class="charliteral">' '</span> && key <= <span class="charliteral">'~'</span>)</div><div class="line"><a name="l00116"></a><span class="lineno"> 116</span>  input += (char) key;</div><div class="line"><a name="l00117"></a><span class="lineno"> 117</span>  </div><div class="line"><a name="l00118"></a><span class="lineno"> 118</span>  <span class="keywordflow">if</span>(key != KEY_ENT)</div><div class="line"><a name="l00119"></a><span class="lineno"> 119</span>  repaint();</div><div class="line"><a name="l00120"></a><span class="lineno"> 120</span>  <span class="keywordflow">return</span> ret;</div><div class="line"><a name="l00121"></a><span class="lineno"> 121</span> }</div></div><!-- fragment --></div><!-- contents -->
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