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1 #include "stdafx.h"
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2 #include "CListControl.h"
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3 #include "PaintUtils.h"
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4 #include "CListControlUserOptions.h"
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5 #include "GDIUtils.h"
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6 #include "DarkMode.h"
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7
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8 #define PrepLayoutCache_Debug 0
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9 #define Scroll_Debug 0
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10
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11 #if Scroll_Debug
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12 #define Scroll_Debug_Print(...) PFC_DEBUG_PRINT_FORCED(__VA_ARGS__)
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13 #else
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14 #define Scroll_Debug_Print(...)
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15 #endif
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16
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17 CListControlUserOptions * CListControlUserOptions::instance = nullptr;
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18
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19 CRect CListControlImpl::GetClientRectHook() const {
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20 CRect temp;
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21 if ( m_hWnd == NULL || !GetClientRect(temp)) temp.SetRectEmpty();
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22 return temp;
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23 }
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24
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25 bool CListControlImpl::UserEnabledSmoothScroll() const {
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26 auto i = CListControlUserOptions::instance;
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27 if ( i != nullptr ) return i->useSmoothScroll();
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28 return false;
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29 }
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30
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31 LRESULT CListControlImpl::SetFocusPassThru(UINT,WPARAM,LPARAM,BOOL& bHandled) {
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32 SetFocus();
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33 bHandled = FALSE;
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34 return 0;
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35 }
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36
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37 void CListControlImpl::EnsureVisibleRectAbs(const CRect & p_rect) {
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38 const CRect rcView = GetVisibleRectAbs();
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39 const CRect rcItem = p_rect;
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40 int deltaX = 0, deltaY = 0;
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41
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42 const bool centerOnItem = m_ensureVisibleUser;
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43
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44 if (rcItem.top < rcView.top || rcItem.bottom > rcView.bottom) {
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45 if (rcItem.Height() > rcView.Height()) {
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46 deltaY = rcItem.top - rcView.top;
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47 } else {
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48 if (centerOnItem) {
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49 deltaY = rcItem.CenterPoint().y - rcView.CenterPoint().y;
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50 } else {
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51 if (rcItem.bottom > rcView.bottom) deltaY = rcItem.bottom - rcView.bottom;
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52 else deltaY = rcItem.top - rcView.top;
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53
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54 }
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55 }
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56 }
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57 if (rcItem.left < rcView.left || rcItem.right > rcView.right) {
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58 if (rcItem.Width() > rcView.Width()) {
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59 if (rcItem.left > rcView.left || rcItem.right < rcView.right) deltaX = rcItem.left - rcView.left;
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60 } else {
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61 if (centerOnItem) {
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62 deltaX = rcItem.CenterPoint().x - rcView.CenterPoint().x;
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63 } else {
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64 if (rcItem.right > rcView.right) deltaX = rcItem.right - rcView.right;
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65 else deltaX = rcItem.left - rcView.left;
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66 }
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67 }
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68 }
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69
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70 if (deltaX != 0 || deltaY != 0) {
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71 MoveViewOriginDelta(CPoint(deltaX,deltaY));
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72 }
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73 }
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74 void CListControlImpl::EnsureItemVisible(t_size p_item, bool bUser) {
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75 m_ensureVisibleUser = bUser;
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76 PFC_ASSERT(p_item < GetItemCount());
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77 if (this->PrepLayoutCache(m_viewOrigin, p_item, p_item+1 )) {
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78 RefreshSliders(); Invalidate();
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79 }
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80 EnsureVisibleRectAbs(GetItemRectAbs(p_item));
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81 m_ensureVisibleUser = false;
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82 }
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83 void CListControlImpl::EnsureHeaderVisible2(size_t atItem) {
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84 CRect rect;
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85 if (GetGroupHeaderRectAbs2(atItem,rect)) EnsureVisibleRectAbs(rect);
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86 }
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87
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88 void CListControlImpl::RefreshSlider(bool p_vertical) {
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89 const CRect viewArea = GetViewAreaRectAbs();
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90 const CRect rcVisible = GetVisibleRectAbs();
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91 SCROLLINFO si = {};
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92 si.cbSize = sizeof(si);
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93 si.fMask = SIF_PAGE|SIF_RANGE|SIF_POS;
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94
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95
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96 if (AllowScrollbar(p_vertical)) {
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97 if (p_vertical) {
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98 si.nPage = rcVisible.Height();
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99 si.nMin = viewArea.top;
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100 si.nMax = viewArea.bottom - 1;
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101 si.nPos = rcVisible.top;
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102 } else {
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103 si.nPage = rcVisible.Width();
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104 si.nMin = viewArea.left;
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105 si.nMax = viewArea.right - 1;
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106 si.nPos = rcVisible.left;
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107 }
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108 }
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109
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110 Scroll_Debug_Print("RefreshSlider vertical=", p_vertical, ", nPage=", si.nPage, ", nMin=", si.nMin, ", nMax=", si.nMax, ", nPos=", si.nPos);
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111
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112 SetScrollInfo(p_vertical ? SB_VERT : SB_HORZ, &si);
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113 }
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114
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115 void CListControlImpl::RefreshSliders() {
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116 //PROBLEM: while lots of data can be reused across those, it has to be recalculated inbetween because view area etc may change when scroll info changes
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117 RefreshSlider(false); RefreshSlider(true);
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118 }
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119
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120 int CListControlImpl::GetScrollThumbPos(int which) {
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121 SCROLLINFO si = {};
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122 si.cbSize = sizeof(si);
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123 si.fMask = SIF_TRACKPOS;
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124 WIN32_OP_D( GetScrollInfo(which,&si) );
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125 return si.nTrackPos;
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126 }
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127
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128 bool CListControlImpl::ResolveGroupRangeCached(size_t itemInGroup, size_t& outBegin, size_t& outEnd) const {
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129 auto end = this->m_groupHeaders.upper_bound(itemInGroup);
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130 if (end == this->m_groupHeaders.begin()) return false;
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131 auto begin = end; --begin;
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132 outBegin = *begin;
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133 if (end == this->m_groupHeaders.end()) outEnd = this->GetItemCount();
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134 else outEnd = *end;
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135 return true;
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136 }
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137
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138 size_t CListControlImpl::ResolveGroupRange2(t_size p_base) const {
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139 const auto id = this->GetItemGroup(p_base);
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140 const size_t count = this->GetItemCount();
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141 size_t walk = p_base + 1;
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142 while (walk < count && GetItemGroup(walk) == id) ++walk;
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143 return walk - p_base;
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144 }
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145
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146
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147 static int HandleScroll(WORD p_code,int p_offset,int p_page, int p_line, int p_bottom, int p_thumbpos) {
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148 switch(p_code) {
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149 case SB_LINEUP:
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150 return p_offset - p_line;
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151 case SB_LINEDOWN:
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152 return p_offset + p_line;
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153 case SB_BOTTOM:
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154 return p_bottom - p_page;
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155 case SB_TOP:
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156 return 0;
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157 case SB_PAGEUP:
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158 return p_offset - p_page;
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159 case SB_PAGEDOWN:
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160 return p_offset + p_page;
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161 case SB_THUMBPOSITION:
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162 return p_thumbpos;
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163 case SB_THUMBTRACK:
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164 return p_thumbpos;
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165 default:
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166 return p_offset;
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167 }
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168 }
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169
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170 static CPoint ClipPointToRect(CPoint const & p_pt,CRect const & p_rect) {
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171 return CPoint(pfc::clip_t(p_pt.x,p_rect.left,p_rect.right),pfc::clip_t(p_pt.y,p_rect.top,p_rect.bottom));
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172 }
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173
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174 void CListControlImpl::MoveViewOriginNoClip(CPoint p_target) {
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175 UpdateWindow();
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176 PrepLayoutCache(p_target);
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177 const CPoint old = m_viewOrigin;
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178 m_viewOrigin = p_target;
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179
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180 if (m_viewOrigin != old) {
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181 #if PrepLayoutCache_Debug
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182 PFC_DEBUGLOG << "MoveViewOriginNoClip: m_viewOrigin=" << m_viewOrigin.x << "," << m_viewOrigin.y;
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183 #endif
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184
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185 if (m_viewOrigin.x != old.x) SetScrollPos(SB_HORZ,m_viewOrigin.x);
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186 if (m_viewOrigin.y != old.y) SetScrollPos(SB_VERT,m_viewOrigin.y);
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187
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188 const CPoint delta = old - m_viewOrigin;
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189 if (FixedOverlayPresent()) Invalidate();
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190 else {
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191 DWORD flags = SW_INVALIDATE | SW_ERASE;
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192 const DWORD smoothScrollMS = 50;
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193 if (this->UserEnabledSmoothScroll() && this->CanSmoothScroll()) {
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194 flags |= SW_SMOOTHSCROLL | (smoothScrollMS << 16);
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195 }
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196
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197 ScrollWindowEx(delta.x,delta.y,GetClientRectHook(),NULL,0,0,flags );
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198 }
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199
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200 OnViewOriginChange(m_viewOrigin - old);
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201 }
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202 }
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203
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204 CPoint CListControlImpl::ClipViewOrigin(CPoint p_origin) const {
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205 return ClipPointToRect(p_origin,GetValidViewOriginArea());
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206 }
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207 void CListControlImpl::MoveViewOrigin(CPoint p_target) {
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208 PrepLayoutCache(p_target);
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209 MoveViewOriginNoClip(ClipViewOrigin(p_target));
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210 }
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211
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212 #ifndef SPI_GETWHEELSCROLLCHARS
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213 #define SPI_GETWHEELSCROLLCHARS 0x006C
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214 #endif
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215 int CListControlImpl::HandleWheel(int & p_accum,int p_delta, bool bHoriz) {
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216 if ( m_suppressMouseWheel ) return 0;
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217 UINT scrollLines = 1;
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218 SystemParametersInfo(bHoriz ? SPI_GETWHEELSCROLLCHARS : SPI_GETWHEELSCROLLLINES,0,&scrollLines,0);
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219 if (scrollLines == ~0) {
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220 p_accum = 0;
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221 int rv = -pfc::sgn_t(p_delta);
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222 CRect client = GetClientRectHook();
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223 if (bHoriz) rv *= client.Width();
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224 else rv *= client.Height();
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225 return rv;
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226 }
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227
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228 const int itemHeight = GetItemHeight();
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229 const int extraScale = 10000;
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230
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231 p_accum += p_delta * extraScale;
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232 if ((int)scrollLines < 1) scrollLines = 1;
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233 int multiplier = (WHEEL_DELTA * extraScale) / (scrollLines * itemHeight);
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234 if (multiplier<1) multiplier = 1;
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235
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236 int delta = pfc::rint32( (double) p_accum / (double) multiplier );
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237 p_accum -= delta * multiplier;
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238 return -delta;
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239
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240 /*
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241 if (p_accum<=-multiplier || p_accum>=multiplier) {
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242 int direction;
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243 int ov = p_accum;
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244 if (ov<0) {
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245 direction = -1;
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246 ov = -ov;
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247 p_accum = - ((-p_accum)%multiplier);
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248 } else {
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249 p_accum %= multiplier;
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250 direction = 1;
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251 }
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252
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253 return - (direction * (ov + multiplier - 1) ) / multiplier;
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254 } else {
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255 return 0;
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256 }
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257 */
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258 }
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259
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260 LRESULT CListControlImpl::OnVWheel(UINT,WPARAM p_wp,LPARAM,BOOL&) {
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261 const CRect client = GetClientRectHook(), view = this->GetViewAreaRectAbs();
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262 int deltaPixels = HandleWheel(m_wheelAccumY,(short)HIWORD(p_wp), false);
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263
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264 const bool canVScroll = client.Height() < view.Height();
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265 const bool canHScroll = client.Width() < view.Width();
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266
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267 CPoint ptDelta;
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268 if ( canVScroll && canHScroll && GetHotkeyModifierFlags() == MOD_SHIFT) {
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269 ptDelta = CPoint(deltaPixels, 0); // default to horizontal scroll if shift is pressed
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270 } else if (canVScroll) {
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271 ptDelta = CPoint(0,deltaPixels);
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272 } else if (canHScroll) {
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273 ptDelta = CPoint(deltaPixels,0);
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274 }
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275
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276 if ( ptDelta != CPoint(0,0) ) {
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277 MoveViewOriginDelta(ptDelta);
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278 }
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279 return 0;
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280 }
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281 LRESULT CListControlImpl::OnHWheel(UINT,WPARAM p_wp,LPARAM,BOOL&) {
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282 // const CRect client = GetClientRectHook();
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283 int deltaPixels = HandleWheel(m_wheelAccumX,(short)HIWORD(p_wp), true);
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284 MoveViewOriginDelta(CPoint(-deltaPixels,0));
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285 return 0;
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286 }
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287
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288 // WM_VSCROLL special fix
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289 // We must expect SCROLLINFO to go out of sync with layout, due to group partitioning happening as the user scrolls
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290 // SetScrollInfo() is apparently disregarded while the user is scrolling, causing nonsensical behavior if we live update it as we discover new groups
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291 // When handling input, we must take the position as % of the set scrollbar range and map it to our coordinates - even though it is mappable directly if no groups etc are in use
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292 LRESULT CListControlImpl::OnVScroll(UINT,WPARAM p_wp,LPARAM,BOOL&) {
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293 SCROLLINFO si = {};
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294 si.cbSize = sizeof(si);
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295 si.fMask = SIF_ALL;
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296 WIN32_OP_D(GetScrollInfo(SB_VERT, &si));
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297 int thumb = si.nTrackPos; // HIWORD(p_wp);
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298 auto bottom = GetViewAreaRectAbs().bottom;
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299 auto visible = GetVisibleHeight();
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300
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301 if (si.nMax < si.nMin) return 0;
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302 double p = (double)(thumb - si.nMin) / (double)(si.nMax + 1 - si.nMin);
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303 thumb = pfc::rint32(p * bottom);
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304 int target = HandleScroll(LOWORD(p_wp), m_viewOrigin.y, visible, GetItemHeight(), bottom, thumb);
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305
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306 Scroll_Debug_Print("OnVScroll thumb=", thumb, ", target=", target, ", bottom=", bottom, ", visible=", visible, ", p=", p);
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307
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308 MoveViewOrigin(CPoint(m_viewOrigin.x, target));
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309
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310 return 0;
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311 }
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312
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313 // ====== Logitech scroll bug explanation ======
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314 // With Logitech wheel hscroll, we must use WPARAM position, not GetScrollInfo() value.
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315 // However this is wrong, we'll get nonsense if scroll range doesn't fit in 16-bit!
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316 // As a workaround, we use GetScrollInfo() value for vscroll (good)
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317 // and workaround Logitech bug by using WPARAM position with hscroll (practically impossible to overflow)
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318 LRESULT CListControlImpl::OnHScroll(UINT,WPARAM p_wp,LPARAM,BOOL&) {
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319 int thumb = HIWORD(p_wp);
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320 const auto fullWidth = GetViewAreaWidth();
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321 if (fullWidth > INT16_MAX) { // Possible overflow or near-overflow? Drop Logitech stupidity mitigation
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322 thumb = GetScrollThumbPos(SB_HORZ);
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323 }
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324 int target = HandleScroll(LOWORD(p_wp), m_viewOrigin.x, GetVisibleRectAbs().Width(), GetItemHeight() /*fixme*/, fullWidth, thumb);
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325 Scroll_Debug_Print("OnHScroll thumb=", thumb, ", target=", target);
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326 MoveViewOrigin(CPoint(target,m_viewOrigin.y));
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327 return 0;
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328 }
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329
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330 LRESULT CListControlImpl::OnGesture(UINT,WPARAM,LPARAM lParam,BOOL& bHandled) {
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331 if (!this->m_gestureAPI.IsAvailable()) {
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332 bHandled = FALSE;
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333 return 0;
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334 }
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335 HGESTUREINFO hGesture = (HGESTUREINFO) lParam;
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336 GESTUREINFO gestureInfo = {sizeof(gestureInfo)};
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337 if (m_gestureAPI.GetGestureInfo(hGesture, &gestureInfo)) {
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338 //console::formatter() << "WM_GESTURE " << pfc::format_hex( gestureInfo.dwFlags ) << " " << (int)gestureInfo.dwID << " X:" << gestureInfo.ptsLocation.x << " Y:" << gestureInfo.ptsLocation.y << " arg:" << (__int64) gestureInfo.ullArguments;
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339 CPoint pt( gestureInfo.ptsLocation.x, gestureInfo.ptsLocation.y );
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340 switch(gestureInfo.dwID) {
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341 case GID_BEGIN:
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342 m_gesturePoint = pt;
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343 break;
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344 case GID_END:
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345 break;
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346 case GID_PAN:
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347 MoveViewOriginDelta( this->m_gesturePoint - pt);
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348 m_gesturePoint = pt;
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349 break;
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350 }
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351 }
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352
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353 m_gestureAPI.CloseGestureInfoHandle(hGesture);
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354 bHandled = TRUE;
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355 return 0;
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356 }
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357
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358 LRESULT CListControlImpl::OnSize(UINT,WPARAM,LPARAM,BOOL&) {
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359 this->PrepLayoutCache(m_viewOrigin);
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360 OnSizeAsync_Trigger();
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361 RefreshSliders();
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362 return 0;
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363 }
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364
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365
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366 void CListControlImpl::RenderBackground( CDCHandle dc, CRect const & rc ) {
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367 PaintUtils::FillRectSimple(dc,rc,GetSysColorHook(colorBackground));
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368 }
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369
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370 void CListControlImpl::PaintContent(CRect rcPaint, HDC dc) {
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371 CDCHandle renderDC(dc);
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372
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373 CMemoryDC bufferDC(renderDC,rcPaint);
|
|
|
374 renderDC = bufferDC;
|
|
|
375 this->RenderBackground(renderDC, rcPaint);
|
|
|
376
|
|
|
377 RenderRect(rcPaint, renderDC);
|
|
|
378 }
|
|
|
379
|
|
|
380 void CListControlImpl::OnPrintClient(HDC dc, UINT) {
|
|
|
381 CRect rcClient; this->GetClientRect( rcClient );
|
|
|
382 PaintContent( rcClient, dc );
|
|
|
383 }
|
|
|
384
|
|
|
385 void CListControlImpl::OnPaint(CDCHandle target) {
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|
|
386 auto toggle = pfc::autoToggle(m_paintInProgress, true);
|
|
|
387 if (target) {
|
|
|
388 CRect rcClient; this->GetClientRect(rcClient);
|
|
|
389 PaintContent(rcClient, target);
|
|
|
390 } else {
|
|
|
391 CPaintDC paintDC(*this);
|
|
|
392 PaintContent(paintDC.m_ps.rcPaint, paintDC.m_hDC);
|
|
|
393 }
|
|
|
394 }
|
|
|
395
|
|
|
396 bool CListControlImpl::GetItemRange(const CRect & p_rect,t_size & p_base,t_size & p_count) const {
|
|
|
397 return GetItemRangeAbs(this->RectClientToAbs(p_rect), p_base, p_count);
|
|
|
398 }
|
|
|
399
|
|
|
400
|
|
|
401
|
|
|
402 bool CListControlImpl::GetItemRangeAbsInclHeaders(const CRect & p_rect,t_size & p_base,t_size & p_count) const {
|
|
|
403 CRect temp(p_rect);
|
|
|
404 temp.bottom += this->GetGroupHeaderHeight();
|
|
|
405 return GetItemRangeAbs(temp, p_base, p_count);
|
|
|
406 }
|
|
|
407
|
|
|
408 bool CListControlImpl::GetItemRangeAbs(const CRect & p_rect,t_size & p_base,t_size & p_count) const {
|
|
|
409 const size_t count = GetItemCount();
|
|
|
410 if (p_rect.right < 0 || p_rect.left >= GetItemWidth() || count == 0) return false;
|
|
|
411
|
|
|
412 size_t top = IndexFromPointAbs(CPoint(0, p_rect.top));
|
|
|
413 size_t bottom = IndexFromPointAbs(CPoint(0, p_rect.bottom));
|
|
|
414 if (top == SIZE_MAX) return false;
|
|
|
415 if (bottom > count-1) bottom = count - 1;
|
|
|
416 p_base = top;
|
|
|
417 p_count = bottom - top + 1;
|
|
|
418 PFC_ASSERT(p_base + p_count <= count);
|
|
|
419 return true;
|
|
|
420 }
|
|
|
421
|
|
|
422 void CListControlImpl::RenderRect(const CRect & p_rect,CDCHandle p_dc) {
|
|
|
423 t_size base, count;
|
|
|
424 if (GetItemRange(p_rect,base,count)) {
|
|
|
425 for(t_size walk = 0; walk < count; ++walk) {
|
|
|
426 size_t atItem = base + walk;
|
|
|
427 if (m_groupHeaders.count(atItem) > 0) {
|
|
|
428 CRect rcHeader, rcUpdate;
|
|
|
429 if (GetGroupHeaderRectAbs2(atItem, rcHeader) ) {
|
|
|
430 rcHeader = RectAbsToClient(rcHeader);
|
|
|
431 if (rcUpdate.IntersectRect(rcHeader, p_rect)) {
|
|
|
432 DCStateScope dcState(p_dc);
|
|
|
433 if (p_dc.IntersectClipRect(rcUpdate) != NULLREGION) {
|
|
|
434 try {
|
|
|
435 RenderGroupHeader2(atItem, rcHeader, rcUpdate, p_dc);
|
|
|
436 } catch (...) {
|
|
|
437 PFC_ASSERT(!"Should not get here");
|
|
|
438 }
|
|
|
439 }
|
|
|
440 }
|
|
|
441 }
|
|
|
442 }
|
|
|
443
|
|
|
444 CRect rcUpdate, rcItem = GetItemRect(atItem);
|
|
|
445 if (rcUpdate.IntersectRect(rcItem,p_rect)) {
|
|
|
446 DCStateScope dcState(p_dc);
|
|
|
447 if (p_dc.IntersectClipRect(rcUpdate) != NULLREGION) {
|
|
|
448 try {
|
|
|
449 RenderItem(atItem,rcItem,rcUpdate,p_dc);
|
|
|
450 } catch(...) {
|
|
|
451 PFC_ASSERT(!"Should not get here");
|
|
|
452 }
|
|
|
453 }
|
|
|
454 }
|
|
|
455 }
|
|
|
456
|
|
|
457 if ( this->m_groupHeaders.size() > 0 ) {
|
|
|
458 auto iter = m_groupHeaders.upper_bound(base);
|
|
|
459 if (iter != m_groupHeaders.begin()) {
|
|
|
460 --iter;
|
|
|
461 while ( iter != m_groupHeaders.end() && *iter < base + count) {
|
|
|
462 auto iter2 = iter; ++iter2;
|
|
|
463
|
|
|
464 size_t begin = *iter;
|
|
|
465 size_t end;
|
|
|
466 if (iter2 == m_groupHeaders.end()) end = this->GetItemCount();
|
|
|
467 else end = *iter2;
|
|
|
468
|
|
|
469 CRect rc;
|
|
|
470 rc.top = this->GetItemOffsetAbs(begin);
|
|
|
471 rc.bottom = this->GetItemBottomOffsetAbs(end-1);
|
|
|
472 rc.left = 0;
|
|
|
473 rc.right = this->GetItemWidth();
|
|
|
474 rc = this->RectAbsToClient(rc);
|
|
|
475 CRect rcUpdate;
|
|
|
476 if (rcUpdate.IntersectRect(rc, p_rect)) {
|
|
|
477 DCStateScope dcState(p_dc);
|
|
|
478 if (p_dc.IntersectClipRect(rcUpdate) != NULLREGION) {
|
|
|
479 try {
|
|
|
480 this->RenderGroupOverlay(begin, rc, rcUpdate, p_dc);
|
|
|
481 } catch (...) {
|
|
|
482 PFC_ASSERT(!"Should not get here");
|
|
|
483 }
|
|
|
484 }
|
|
|
485 }
|
|
|
486
|
|
|
487
|
|
|
488 iter = iter2;
|
|
|
489 }
|
|
|
490 }
|
|
|
491 }
|
|
|
492 }
|
|
|
493
|
|
|
494 RenderOverlay2(p_rect,p_dc);
|
|
|
495 }
|
|
|
496
|
|
|
497 bool CListControlImpl::GetGroupOverlayRectAbs(size_t atItem, CRect& outRect) {
|
|
|
498 auto iter = m_groupHeaders.upper_bound(atItem);
|
|
|
499 if (iter == m_groupHeaders.begin()) return false;
|
|
|
500 auto iter2 = iter; --iter;
|
|
|
501
|
|
|
502 size_t begin = *iter;
|
|
|
503 size_t end;
|
|
|
504 if (iter2 == m_groupHeaders.end()) end = this->GetItemCount();
|
|
|
505 else end = *iter2;
|
|
|
506
|
|
|
507 CRect rc;
|
|
|
508
|
|
|
509 rc.top = this->GetItemOffsetAbs(begin);
|
|
|
510 rc.bottom = this->GetItemBottomOffsetAbs(end - 1);
|
|
|
511 rc.left = 0;
|
|
|
512 rc.right = this->GetItemWidth();
|
|
|
513
|
|
|
514 outRect = rc;
|
|
|
515 return true;
|
|
|
516 }
|
|
|
517
|
|
|
518 void CListControlImpl::MinGroupHeight2ChangedForGroup(groupID_t groupID, bool reloadWhole) {
|
|
|
519 for (auto iter = m_groupHeaders.begin(); iter != m_groupHeaders.end(); ++iter) {
|
|
|
520 if (groupID == GetItemGroup(*iter)) {
|
|
|
521 this->MinGroupHeight2Changed(*iter, reloadWhole);
|
|
|
522 }
|
|
|
523 }
|
|
|
524 }
|
|
|
525
|
|
|
526 void CListControlImpl::UpdateGroupOverlayByID(groupID_t groupID, int xFrom, int xTo) {
|
|
|
527 t_size base, count;
|
|
|
528 if (GetItemRangeAbs(GetVisibleRectAbs(), base, count)) {
|
|
|
529 bool on = false; // Have to walk whole range - there may be multiple groups with the same ID
|
|
|
530 for (size_t walk = 0; walk < count; ++walk) {
|
|
|
531 bool test = (groupID == GetItemGroup(base + walk));
|
|
|
532 if (test && !on) {
|
|
|
533 CRect rc;
|
|
|
534 if (GetGroupOverlayRectAbs(base + walk, rc)) {
|
|
|
535 if (xFrom < xTo) {
|
|
|
536 rc.left = xFrom; rc.right = xTo;
|
|
|
537 }
|
|
|
538 this->InvalidateRect(this->RectAbsToClient(rc));
|
|
|
539 }
|
|
|
540 }
|
|
|
541
|
|
|
542 on = test;
|
|
|
543 }
|
|
|
544 }
|
|
|
545 }
|
|
|
546
|
|
|
547 CRect CListControlImpl::GetItemRect(t_size p_item) const {
|
|
|
548 return this->RectAbsToClient(GetItemRectAbs(p_item));
|
|
|
549 }
|
|
|
550
|
|
|
551 bool CListControlImpl::GetGroupHeaderRect2(size_t atItem,CRect & p_rect) const {
|
|
|
552 CRect temp;
|
|
|
553 if (!GetGroupHeaderRectAbs2(atItem,temp)) return false;
|
|
|
554 p_rect = RectAbsToClient(temp);
|
|
|
555 return true;
|
|
|
556 }
|
|
|
557
|
|
|
558 size_t CListControlImpl::FindGroupBaseCached(size_t itemFor) const {
|
|
|
559 auto iter = m_groupHeaders.upper_bound(itemFor);
|
|
|
560 if (iter == m_groupHeaders.begin()) return 0;
|
|
|
561 --iter;
|
|
|
562 return *iter;
|
|
|
563 }
|
|
|
564
|
|
|
565 size_t CListControlImpl::FindGroupBase(size_t itemFor) const {
|
|
|
566 return this->FindGroupBase(itemFor, this->GetItemGroup(itemFor));
|
|
|
567 }
|
|
|
568
|
|
|
569 size_t CListControlImpl::FindGroupBase(size_t itemFor, groupID_t id) const {
|
|
|
570 size_t walk = itemFor;
|
|
|
571 while (walk > 0) {
|
|
|
572 size_t prev = walk - 1;
|
|
|
573 if (this->GetItemGroup(prev) != id) break;
|
|
|
574 walk = prev;
|
|
|
575 }
|
|
|
576 return walk;
|
|
|
577 }
|
|
|
578
|
|
|
579 bool CListControlImpl::PrepLayoutCache(CPoint& ptOrigin, size_t indexLo, size_t indexHi) {
|
|
|
580 const size_t count = GetItemCount();
|
|
|
581 if (count == 0) return false;
|
|
|
582 #if PrepLayoutCache_Debug
|
|
|
583 PFC_DEBUGLOG << "PrepLayoutCache entry";
|
|
|
584 PFC_DEBUGLOG << "PrepLayoutCache: count=" << count << " knownGroups=" << this->m_groupHeaders.size();
|
|
|
585 PFC_DEBUGLOG << "PrepLayoutCache: indexLo=" << pfc::format_index(indexLo) << " indexHi=" << pfc::format_index(indexHi);
|
|
|
586 #endif
|
|
|
587 const int clientHeight = pfc::max_t<int>(this->GetClientRectHook().Height(), 100);
|
|
|
588
|
|
|
589 // Always walk 2*clientHeight, with area above and below
|
|
|
590 int yMax = -1, yBase = 0;
|
|
|
591 size_t baseItem = 0, endItem = SIZE_MAX;
|
|
|
592
|
|
|
593 if (!m_greedyGroupLayout) {
|
|
|
594 if (indexLo == SIZE_MAX) {
|
|
|
595 yBase = pfc::max_t<int>(ptOrigin.y - clientHeight / 2, 0);
|
|
|
596 yMax = yBase + clientHeight * 2;
|
|
|
597 baseItem = pfc::min_t<size_t>(this->IndexFromPointAbs(yBase), count - 1);
|
|
|
598 } else {
|
|
|
599 auto itemHeight = GetItemHeight();
|
|
|
600 size_t extraItems = (size_t)(clientHeight / itemHeight);
|
|
|
601 #if PrepLayoutCache_Debug
|
|
|
602 PFC_DEBUGLOG << "PrepLayoutCache: clientHeight=" << clientHeight << " itemHeight=" << itemHeight << " extraItems=" << extraItems;
|
|
|
603 #endif
|
|
|
604 if (indexLo < extraItems) baseItem = 0;
|
|
|
605 else baseItem = indexLo - extraItems;
|
|
|
606
|
|
|
607 if (indexHi == SIZE_MAX) {
|
|
|
608 endItem = baseItem + extraItems;
|
|
|
609 } else {
|
|
|
610 endItem = indexHi + extraItems;
|
|
|
611 }
|
|
|
612 if (endItem > count) endItem = count;
|
|
|
613
|
|
|
614 #if PrepLayoutCache_Debug
|
|
|
615 PFC_DEBUGLOG << "PrepLayoutCache: baseItem=" << baseItem << " endItem=" << endItem;
|
|
|
616 #endif
|
|
|
617 }
|
|
|
618 }
|
|
|
619
|
|
|
620
|
|
|
621
|
|
|
622
|
|
|
623 size_t item = baseItem;
|
|
|
624 {
|
|
|
625 const auto group = this->GetItemGroup(baseItem);
|
|
|
626 if (group != 0) {
|
|
|
627 size_t hdr = this->FindGroupBase(baseItem, group);
|
|
|
628 if (hdr < baseItem) {
|
|
|
629 item = hdr;
|
|
|
630 }
|
|
|
631 }
|
|
|
632 }
|
|
|
633
|
|
|
634 #if PrepLayoutCache_Debug
|
|
|
635 if (yMax != -1) {
|
|
|
636 PFC_DEBUGLOG << "PrepLayoutCache: yBase=" << yBase << " yMax=" << yMax;
|
|
|
637 }
|
|
|
638 if (indexLo != SIZE_MAX) {
|
|
|
639 pfc::string_formatter msg;
|
|
|
640 msg << "PrepLayoutCache: indexLo=" << indexLo;
|
|
|
641 if (indexHi != SIZE_MAX) {
|
|
|
642 msg << " indexHi=" << indexHi;
|
|
|
643 }
|
|
|
644 pfc::outputDebugLine(msg);
|
|
|
645 }
|
|
|
646 PFC_DEBUGLOG << "PrepLayoutCache: baseItem=" << baseItem;
|
|
|
647 #endif
|
|
|
648
|
|
|
649 size_t anchorIdx = m_greedyGroupLayout ? SIZE_MAX : this->IndexFromPointAbs(ptOrigin.y);
|
|
|
650 int anchorDelta = 0;
|
|
|
651 bool anchorIsFirstInGroup = IsItemFirstInGroupCached(anchorIdx);
|
|
|
652 if (anchorIdx != SIZE_MAX) {
|
|
|
653 anchorDelta = ptOrigin.y - GetItemOffsetAbs(anchorIdx);
|
|
|
654 }
|
|
|
655
|
|
|
656 #if PrepLayoutCache_Debug
|
|
|
657 PFC_DEBUGLOG << "PrepLayoutCache: anchorIdx=" << pfc::format_index(anchorIdx) << " anchorDelta=" << anchorDelta << " anchorIsFirstInGroup=" << anchorIsFirstInGroup;
|
|
|
658 #endif
|
|
|
659
|
|
|
660 bool bChanged = false;
|
|
|
661 int gh = -1;
|
|
|
662 int ih = -1;
|
|
|
663 int yWalk = yBase;
|
|
|
664 groupID_t prevGroup = 0;
|
|
|
665 if (item > 1) prevGroup = this->GetItemGroup(item - 1);
|
|
|
666 for (; item < count; ++item) {
|
|
|
667 int yDelta = 0;
|
|
|
668 auto group = this->GetItemGroup(item);
|
|
|
669 if (group != prevGroup) {
|
|
|
670 if (m_groupHeaders.insert(item).second) bChanged = true;
|
|
|
671 if (gh < 0) gh = GetGroupHeaderHeight();
|
|
|
672 yDelta += gh;
|
|
|
673 } else {
|
|
|
674 if (m_groupHeaders.erase(item) > 0) bChanged = true;
|
|
|
675 }
|
|
|
676 prevGroup = group;
|
|
|
677
|
|
|
678 auto iter = m_varItemHeights.find(item);
|
|
|
679 int varHeight = this->GetItemHeight2(item);
|
|
|
680 if (varHeight < 0) {
|
|
|
681 if (iter != m_varItemHeights.end()) {
|
|
|
682 m_varItemHeights.erase(iter);
|
|
|
683 bChanged = true;
|
|
|
684 }
|
|
|
685 if (ih < 0) ih = this->GetItemHeight();
|
|
|
686 yDelta += ih;
|
|
|
687 } else {
|
|
|
688 if (iter == m_varItemHeights.end()) {
|
|
|
689 m_varItemHeights[item] = varHeight;
|
|
|
690 bChanged = true;
|
|
|
691 } else if ( iter->second != varHeight ) {
|
|
|
692 iter->second = varHeight;
|
|
|
693 bChanged = true;
|
|
|
694 }
|
|
|
695
|
|
|
696 yDelta += varHeight;
|
|
|
697 }
|
|
|
698
|
|
|
699 if (item >= endItem) {
|
|
|
700 break;
|
|
|
701 }
|
|
|
702 if (item >= baseItem && yMax != -1) {
|
|
|
703 yWalk += yDelta;
|
|
|
704 if (yWalk > yMax) break;
|
|
|
705 }
|
|
|
706 }
|
|
|
707
|
|
|
708 #if PrepLayoutCache_Debug
|
|
|
709 PFC_DEBUGLOG << "PrepLayoutCache: bChanged=" << bChanged << " knownGroups=" << m_groupHeaders.size() << " knownVarHeights=" << m_varItemHeights.size();
|
|
|
710 #endif
|
|
|
711
|
|
|
712 if (bChanged) {
|
|
|
713 if (anchorIdx != SIZE_MAX) {
|
|
|
714 int fix = GetItemOffsetAbs(anchorIdx) + anchorDelta;
|
|
|
715
|
|
|
716 // View would begin exactly with an item that became a first item in a group?
|
|
|
717 if (anchorDelta == 0 && !anchorIsFirstInGroup && IsItemFirstInGroupCached(anchorIdx)) {
|
|
|
718 if (gh < 0) gh = GetGroupHeaderHeight();
|
|
|
719 fix -= gh;
|
|
|
720 }
|
|
|
721
|
|
|
722 #if PrepLayoutCache_Debug
|
|
|
723 PFC_DEBUGLOG << "PrepLayoutCache: fixing origin: " << ptOrigin.y << " to " << fix;
|
|
|
724 #endif
|
|
|
725
|
|
|
726 ptOrigin.y = fix;
|
|
|
727 if (&ptOrigin != &m_viewOrigin && m_hWnd != NULL) {
|
|
|
728 #if PrepLayoutCache_Debug
|
|
|
729 PFC_DEBUGLOG << "PrepLayoutCache: invalidating view";
|
|
|
730 #endif
|
|
|
731 Invalidate();
|
|
|
732 }
|
|
|
733 }
|
|
|
734 }
|
|
|
735
|
|
|
736 if ( bChanged ) {
|
|
|
737 // DO NOT update sliders from here, causes mayhem, SetScrollInfo() in mid-scroll is not really handled
|
|
|
738 // this->RefreshSliders();
|
|
|
739 }
|
|
|
740 return bChanged;
|
|
|
741 }
|
|
|
742
|
|
|
743 int CListControlImpl::GetViewAreaHeight() const {
|
|
|
744 auto ret = GetItemOffsetAbs(GetItemCount());
|
|
|
745 Scroll_Debug_Print("GetViewAreaHeight: " , ret);
|
|
|
746 return ret;
|
|
|
747 }
|
|
|
748
|
|
|
749 int CListControlImpl::GetItemBottomOffsetAbs(size_t item) const {
|
|
|
750 return GetItemOffsetAbs(item) + GetItemHeightCached(item);
|
|
|
751 }
|
|
|
752
|
|
|
753 int CListControlImpl::GetItemOffsetAbs2(size_t base, size_t item) const {
|
|
|
754 // Also valid with item == GetItemCount()
|
|
|
755 size_t varcount = 0;
|
|
|
756 int acc = 0;
|
|
|
757 const bool baseValid = (base != SIZE_MAX);
|
|
|
758 const size_t itemDelta = baseValid ? item - base : item;
|
|
|
759 for (auto iter = (baseValid ? m_varItemHeights.lower_bound(base) : m_varItemHeights.begin()); iter != m_varItemHeights.end(); ++iter){
|
|
|
760 if (iter->first >= item) break;
|
|
|
761 if (iter->second > 0) acc += iter->second;
|
|
|
762 ++varcount;
|
|
|
763 }
|
|
|
764 if (varcount < itemDelta) {
|
|
|
765 acc += GetItemHeight() * (int)(itemDelta - varcount);
|
|
|
766 }
|
|
|
767
|
|
|
768 int gh = -1;
|
|
|
769 for (auto iter = (baseValid ? m_groupHeaders.upper_bound(base) : m_groupHeaders.begin()); iter != m_groupHeaders.end(); ++iter){
|
|
|
770 if (*iter > item) break;
|
|
|
771 if (gh < 0) gh = GetGroupHeaderHeight();
|
|
|
772 acc += gh;
|
|
|
773 }
|
|
|
774
|
|
|
775 return acc;
|
|
|
776 }
|
|
|
777
|
|
|
778 int CListControlImpl::GetItemOffsetAbs(size_t item) const {
|
|
|
779 // Also valid with item == GetItemCount()
|
|
|
780 return GetItemOffsetAbs2(SIZE_MAX, item);
|
|
|
781 }
|
|
|
782
|
|
|
783 int CListControlImpl::GetItemContentHeightCached(size_t item) const {
|
|
|
784 auto iter = m_varItemHeights.find(item);
|
|
|
785 if (iter == m_varItemHeights.end()) return GetItemHeight();
|
|
|
786 else return this->GetItemHeight2Content( item, iter->second );
|
|
|
787 }
|
|
|
788
|
|
|
789 int CListControlImpl::GetItemHeightCached(size_t item) const {
|
|
|
790 auto iter = m_varItemHeights.find(item);
|
|
|
791 if (iter == m_varItemHeights.end()) return GetItemHeight();
|
|
|
792 else return iter->second;
|
|
|
793 }
|
|
|
794
|
|
|
795 CRect CListControlImpl::GetItemRectAbs(t_size p_item) const {
|
|
|
796 PFC_ASSERT(p_item < GetItemCount());
|
|
|
797 // const int normalHeight = GetItemHeight();
|
|
|
798 CRect rcItem;
|
|
|
799 rcItem.top = GetItemOffsetAbs(p_item);
|
|
|
800 rcItem.bottom = rcItem.top + GetItemContentHeightCached(p_item);
|
|
|
801 rcItem.left = 0;
|
|
|
802 rcItem.right = rcItem.left + GetItemWidth();
|
|
|
803 return rcItem;
|
|
|
804 }
|
|
|
805
|
|
|
806 bool CListControlImpl::GetGroupHeaderRectAbs2(size_t atItem,CRect & p_rect) const {
|
|
|
807
|
|
|
808 if (m_groupHeaders.count(atItem) == 0) return false;
|
|
|
809
|
|
|
810 p_rect.bottom = GetItemOffsetAbs(atItem);
|
|
|
811 p_rect.top = p_rect.bottom - GetGroupHeaderHeight();
|
|
|
812 p_rect.left = 0;
|
|
|
813 p_rect.right = GetItemWidth();
|
|
|
814 return true;
|
|
|
815 }
|
|
|
816
|
|
|
817 CRect CListControlImpl::GetViewAreaRectAbs() const {
|
|
|
818 return CRect(0,0,GetViewAreaWidth(),GetViewAreaHeight());
|
|
|
819 }
|
|
|
820
|
|
|
821 CRect CListControlImpl::GetViewAreaRect() const {
|
|
|
822 CRect rc = GetViewAreaRectAbs();
|
|
|
823 rc.OffsetRect( - GetViewOffset() );
|
|
|
824 CRect ret; ret.IntersectRect(rc,GetClientRectHook());
|
|
|
825 return ret;
|
|
|
826 }
|
|
|
827
|
|
|
828 void CListControlImpl::UpdateGroupHeader2(size_t atItem) {
|
|
|
829 CRect rect;
|
|
|
830 if (GetGroupHeaderRect2(atItem,rect)) {
|
|
|
831 InvalidateRect(rect);
|
|
|
832 }
|
|
|
833 }
|
|
|
834 static void AddUpdateRect(HRGN p_rgn,CRect const & p_rect) {
|
|
|
835 CRgn temp; temp.CreateRectRgnIndirect(p_rect);
|
|
|
836 CRgnHandle(p_rgn).CombineRgn(temp,RGN_OR);
|
|
|
837 }
|
|
|
838
|
|
|
839 void CListControlImpl::OnItemsReordered( const size_t * order, size_t count ) {
|
|
|
840 PFC_ASSERT(count == GetItemCount()); (void)count;
|
|
|
841 ReloadItems( pfc::bit_array_order_changed(order) );
|
|
|
842 }
|
|
|
843 void CListControlImpl::UpdateItems(const pfc::bit_array & p_mask) {
|
|
|
844 t_size base,count;
|
|
|
845 if (GetItemRangeAbs(GetVisibleRectAbs(),base,count)) {
|
|
|
846 const t_size max = base+count;
|
|
|
847 CRgn updateRgn; updateRgn.CreateRectRgn(0,0,0,0);
|
|
|
848 bool found = false;
|
|
|
849 for(t_size walk = p_mask.find_first(true,base,max); walk < max; walk = p_mask.find_next(true,walk,max)) {
|
|
|
850 found = true;
|
|
|
851 AddUpdateRect(updateRgn,GetItemRect(walk));
|
|
|
852 }
|
|
|
853 if (found) {
|
|
|
854 InvalidateRgn(updateRgn);
|
|
|
855 }
|
|
|
856 }
|
|
|
857 }
|
|
|
858
|
|
|
859 std::pair<size_t, size_t> CListControlImpl::GetVisibleRange() const {
|
|
|
860 const size_t total = GetItemCount();
|
|
|
861 CRect rcVisible = this->GetVisibleRectAbs();
|
|
|
862 size_t lo = this->IndexFromPointAbs(rcVisible.top);
|
|
|
863 PFC_ASSERT(lo != SIZE_MAX);
|
|
|
864 if (lo == SIZE_MAX) lo = 0; // should not happen
|
|
|
865 size_t hi = this->IndexFromPointAbs(rcVisible.bottom);
|
|
|
866 if (hi < total) ++hi;
|
|
|
867 else hi = total;
|
|
|
868 return { lo, hi };
|
|
|
869 }
|
|
|
870
|
|
|
871 bool CListControlImpl::IsItemVisible(size_t which) const {
|
|
|
872 CRect rcVisible = this->GetVisibleRectAbs();
|
|
|
873 CRect rcItem = this->GetItemRectAbs(which);
|
|
|
874 return rcItem.top >= rcVisible.top && rcItem.bottom <= rcVisible.bottom;
|
|
|
875 }
|
|
|
876
|
|
|
877 void CListControlImpl::UpdateItemsAndHeaders(const pfc::bit_array & p_mask) {
|
|
|
878 t_size base,count;
|
|
|
879 groupID_t groupWalk = 0;
|
|
|
880 if (GetItemRangeAbsInclHeaders(GetVisibleRectAbs(),base,count)) {
|
|
|
881 const t_size max = base+count;
|
|
|
882 CRgn updateRgn; updateRgn.CreateRectRgn(0,0,0,0);
|
|
|
883 bool found = false;
|
|
|
884 for(t_size walk = p_mask.find_first(true,base,max); walk < max; walk = p_mask.find_next(true,walk,max)) {
|
|
|
885 found = true;
|
|
|
886 const groupID_t groupId = GetItemGroup(walk);
|
|
|
887 if (groupId != groupWalk) {
|
|
|
888 CRect rect;
|
|
|
889 if (GetGroupHeaderRect2(walk,rect)) {
|
|
|
890 AddUpdateRect(updateRgn,rect);
|
|
|
891 }
|
|
|
892 groupWalk = groupId;
|
|
|
893 }
|
|
|
894 AddUpdateRect(updateRgn,GetItemRect(walk));
|
|
|
895 }
|
|
|
896 if (found) {
|
|
|
897 InvalidateRgn(updateRgn);
|
|
|
898 }
|
|
|
899 }
|
|
|
900 }
|
|
|
901
|
|
|
902
|
|
|
903 CRect CListControlImpl::GetValidViewOriginArea() const {
|
|
|
904 const CRect rcView = GetViewAreaRectAbs();
|
|
|
905 const CRect rcClient = GetClientRectHook();
|
|
|
906 CRect rcArea = rcView;
|
|
|
907 rcArea.right -= pfc::min_t(rcView.Width(),rcClient.Width());
|
|
|
908 rcArea.bottom -= pfc::min_t(rcView.Height(),rcClient.Height());
|
|
|
909 return rcArea;
|
|
|
910 }
|
|
|
911
|
|
|
912 void CListControlImpl::OnViewAreaChanged(CPoint p_originOverride) {
|
|
|
913 const CPoint oldViewOrigin = m_viewOrigin;
|
|
|
914
|
|
|
915 PrepLayoutCache(p_originOverride);
|
|
|
916
|
|
|
917 m_viewOrigin = ClipPointToRect(p_originOverride,GetValidViewOriginArea());
|
|
|
918
|
|
|
919 if (m_viewOrigin != p_originOverride) {
|
|
|
920 // Did clip from the requested?
|
|
|
921 PrepLayoutCache(m_viewOrigin);
|
|
|
922 }
|
|
|
923 #if PrepLayoutCache_Debug
|
|
|
924 PFC_DEBUGLOG << "OnViewAreaChanged: m_viewOrigin=" << m_viewOrigin.x << "," << m_viewOrigin.y;
|
|
|
925 #endif
|
|
|
926
|
|
|
927 RefreshSliders();
|
|
|
928
|
|
|
929 Invalidate();
|
|
|
930
|
|
|
931 if (oldViewOrigin != m_viewOrigin) {
|
|
|
932 OnViewOriginChange(m_viewOrigin - oldViewOrigin);
|
|
|
933 }
|
|
|
934 }
|
|
|
935
|
|
|
936 size_t CListControlImpl::IndexFromPointAbs(CPoint pt) const {
|
|
|
937 if (pt.x < 0 || pt.x >= GetItemWidth()) return SIZE_MAX;
|
|
|
938 return IndexFromPointAbs(pt.y);
|
|
|
939 }
|
|
|
940
|
|
|
941 size_t CListControlImpl::IndexFromPointAbs(int ptY) const {
|
|
|
942 const size_t count = GetItemCount();
|
|
|
943 if (count == 0) return SIZE_MAX;
|
|
|
944
|
|
|
945 class wrapper {
|
|
|
946 public:
|
|
|
947 wrapper(const CListControlImpl & o) : owner(o) {}
|
|
|
948 int operator[] (size_t idx) const {
|
|
|
949 // Return LAST line of this item
|
|
|
950 return owner.GetItemBottomOffsetAbs(idx)-1;
|
|
|
951 }
|
|
|
952 const CListControlImpl & owner;
|
|
|
953 };
|
|
|
954
|
|
|
955 wrapper w(*this);
|
|
|
956 size_t result = SIZE_MAX;
|
|
|
957 pfc::binarySearch<>::run(w, 0, count, ptY, result);
|
|
|
958 PFC_ASSERT(result != SIZE_MAX);
|
|
|
959 return result;
|
|
|
960 }
|
|
|
961
|
|
|
962 bool CListControlImpl::ItemFromPointAbs(CPoint const & p_pt,t_size & p_item) const {
|
|
|
963 size_t idx = IndexFromPointAbs(p_pt);
|
|
|
964 if (idx >= GetItemCount()) return false;
|
|
|
965 CRect rc = this->GetItemRectAbs(idx);
|
|
|
966 if (!rc.PtInRect(p_pt)) return false;
|
|
|
967 p_item = idx;
|
|
|
968 return true;
|
|
|
969 }
|
|
|
970
|
|
|
971 size_t CListControlImpl::ItemFromPointAbs(CPoint const& p_pt) const {
|
|
|
972 size_t ret = SIZE_MAX;
|
|
|
973 ItemFromPointAbs(p_pt, ret);
|
|
|
974 return ret;
|
|
|
975 }
|
|
|
976
|
|
|
977 bool CListControlImpl::GroupHeaderFromPointAbs2(CPoint const & p_pt,size_t & atItem) const {
|
|
|
978 size_t idx = IndexFromPointAbs(p_pt);
|
|
|
979 if (idx == SIZE_MAX) return false;
|
|
|
980 CRect rc;
|
|
|
981 if (!this->GetGroupHeaderRectAbs2(idx, rc)) return false;
|
|
|
982 if (!rc.PtInRect(p_pt)) return false;
|
|
|
983 atItem = idx;
|
|
|
984 return true;
|
|
|
985 }
|
|
|
986
|
|
|
987 void CListControlImpl::OnThemeChanged() {
|
|
|
988 m_themeCache.remove_all();
|
|
|
989 }
|
|
|
990
|
|
|
991 CTheme & CListControlImpl::themeFor(const char * what) {
|
|
|
992 bool bNew;
|
|
|
993 auto & ret = this->m_themeCache.find_or_add_ex( what, bNew );
|
|
|
994 if (bNew) ret.OpenThemeData(*this, pfc::stringcvt::string_wide_from_utf8(what));
|
|
|
995 return ret;
|
|
|
996 }
|
|
|
997
|
|
|
998 void CListControlImpl::SetDarkMode(bool v) {
|
|
|
999 if (m_darkMode != v) {
|
|
|
1000 m_darkMode = v;
|
|
|
1001 RefreshDarkMode();
|
|
|
1002 }
|
|
|
1003 }
|
|
|
1004
|
|
|
1005 void CListControlImpl::RefreshDarkMode() {
|
|
|
1006 if (m_hWnd != NULL) {
|
|
|
1007 Invalidate();
|
|
|
1008
|
|
|
1009 // GOD DAMNIT: Should use ItemsView, but only Explorer fixes scrollbars
|
|
|
1010 DarkMode::ApplyDarkThemeCtrl(m_hWnd, m_darkMode, L"Explorer");
|
|
|
1011 }
|
|
|
1012 }
|
|
|
1013
|
|
|
1014 LRESULT CListControlImpl::OnCreatePassThru(UINT,WPARAM,LPARAM,BOOL& bHandled) {
|
|
|
1015
|
|
|
1016 RefreshDarkMode();
|
|
|
1017
|
|
|
1018
|
|
|
1019 OnViewAreaChanged();
|
|
|
1020
|
|
|
1021 if (m_gestureAPI.IsAvailable()) {
|
|
|
1022 GESTURECONFIG config = {GID_PAN, GC_PAN_WITH_SINGLE_FINGER_VERTICALLY|GC_PAN_WITH_INERTIA, GC_PAN_WITH_SINGLE_FINGER_HORIZONTALLY | GC_PAN_WITH_GUTTER};
|
|
|
1023 m_gestureAPI.SetGestureConfig( *this, 0, 1, &config, sizeof(GESTURECONFIG));
|
|
|
1024 }
|
|
|
1025
|
|
|
1026 bHandled = FALSE;
|
|
|
1027 return 0;
|
|
|
1028 }
|
|
|
1029 bool CListControlImpl::IsSameItemOrHeaderAbs(const CPoint & p_point1, const CPoint & p_point2) const {
|
|
|
1030 t_size item1, item2;
|
|
|
1031 if (ItemFromPointAbs(p_point1, item1)) {
|
|
|
1032 if (ItemFromPointAbs(p_point2,item2)) {
|
|
|
1033 return item1 == item2;
|
|
|
1034 } else {
|
|
|
1035 return false;
|
|
|
1036 }
|
|
|
1037 }
|
|
|
1038 if (GroupHeaderFromPointAbs2(p_point1, item1)) {
|
|
|
1039 if (GroupHeaderFromPointAbs2(p_point2, item2)) {
|
|
|
1040 return item1 == item2;
|
|
|
1041 } else {
|
|
|
1042 return false;
|
|
|
1043 }
|
|
|
1044 }
|
|
|
1045 return false;
|
|
|
1046 }
|
|
|
1047
|
|
|
1048 void CListControlImpl::OnSizeAsync_Trigger() {
|
|
|
1049 if (!m_sizeAsyncPending) {
|
|
|
1050 if (PostMessage(MSG_SIZE_ASYNC,0,0)) {
|
|
|
1051 m_sizeAsyncPending = true;
|
|
|
1052 } else {
|
|
|
1053 PFC_ASSERT(!"Shouldn't get here!");
|
|
|
1054 //should not happen
|
|
|
1055 ListHandleResize();
|
|
|
1056 }
|
|
|
1057 }
|
|
|
1058 }
|
|
|
1059
|
|
|
1060 void CListControlImpl::ListHandleResize() {
|
|
|
1061 MoveViewOriginDelta(CPoint(0,0));
|
|
|
1062 m_sizeAsyncPending = false;
|
|
|
1063 }
|
|
|
1064
|
|
|
1065 void CListControlImpl::AddGroupHeaderToUpdateRgn2(HRGN p_rgn, size_t atItem) const {
|
|
|
1066 CRect rcHeader;
|
|
|
1067 if (GetGroupHeaderRect2(atItem,rcHeader)) AddUpdateRect(p_rgn,rcHeader);
|
|
|
1068 }
|
|
|
1069 void CListControlImpl::AddItemToUpdateRgn(HRGN p_rgn, t_size p_index) const {
|
|
|
1070 if (p_index < this->GetItemCount()) {
|
|
|
1071 AddUpdateRect(p_rgn,GetItemRect(p_index));
|
|
|
1072 }
|
|
|
1073 }
|
|
|
1074
|
|
|
1075 COLORREF CListControlImpl::GetSysColorHook(int colorIndex) const {
|
|
|
1076 if (m_darkMode) {
|
|
|
1077 return DarkMode::GetSysColor(colorIndex);
|
|
|
1078 } else {
|
|
|
1079 return GetSysColor(colorIndex);
|
|
|
1080 }
|
|
|
1081 }
|
|
|
1082
|
|
|
1083 BOOL CListControlImpl::OnEraseBkgnd(CDCHandle dc) {
|
|
|
1084
|
|
|
1085 if (paintInProgress()) return FALSE;
|
|
|
1086
|
|
|
1087 CRect rcClient; WIN32_OP_D(GetClientRect(rcClient)); // SPECIAL CASE: No GetClientRectHook() here, fill physical client area, not logical
|
|
|
1088 PaintUtils::FillRectSimple(dc,rcClient,this->GetSysColorHook(COLOR_WINDOW));
|
|
|
1089
|
|
|
1090 return TRUE;
|
|
|
1091 }
|
|
|
1092
|
|
|
1093 t_size CListControlImpl::InsertIndexFromPointEx(const CPoint & pt, bool & bInside) const {
|
|
|
1094 bInside = false;
|
|
|
1095 int y_abs = pt.y + GetViewOffset().y;
|
|
|
1096
|
|
|
1097 if (y_abs >= GetViewAreaHeight()) {
|
|
|
1098 return GetItemCount();
|
|
|
1099 }
|
|
|
1100 size_t itemIdx = IndexFromPointAbs(y_abs);
|
|
|
1101 if (itemIdx == SIZE_MAX) return SIZE_MAX;
|
|
|
1102
|
|
|
1103 {
|
|
|
1104 CRect rc;
|
|
|
1105 if (!this->GetGroupHeaderRectAbs2(itemIdx, rc)) {
|
|
|
1106 if (y_abs >= rc.top && y_abs <= rc.bottom) {
|
|
|
1107 bInside = false;
|
|
|
1108 return itemIdx;
|
|
|
1109 }
|
|
|
1110 }
|
|
|
1111 }
|
|
|
1112 if (itemIdx != SIZE_MAX) {
|
|
|
1113 const CRect rc = GetItemRectAbs(itemIdx);
|
|
|
1114 if (y_abs > rc.top + MulDiv(rc.Height(), 2, 3)) itemIdx++;
|
|
|
1115 else if (y_abs >= rc.top + MulDiv(rc.Height(), 1, 3)) bInside = true;
|
|
|
1116 return itemIdx;
|
|
|
1117 }
|
|
|
1118 return SIZE_MAX;
|
|
|
1119 }
|
|
|
1120
|
|
|
1121 t_size CListControlImpl::InsertIndexFromPoint(const CPoint & pt) const {
|
|
|
1122 bool dummy; return InsertIndexFromPointEx(pt,dummy);
|
|
|
1123 }
|
|
|
1124
|
|
|
1125 COLORREF CListControlImpl::BlendGridColor( COLORREF bk ) {
|
|
|
1126 return BlendGridColor( bk, PaintUtils::DetermineTextColor( bk ) );
|
|
|
1127 }
|
|
|
1128
|
|
|
1129 COLORREF CListControlImpl::BlendGridColor( COLORREF bk, COLORREF tx ) {
|
|
|
1130 return PaintUtils::BlendColor(bk, tx, 10);
|
|
|
1131 }
|
|
|
1132
|
|
|
1133 COLORREF CListControlImpl::GridColor() {
|
|
|
1134 return BlendGridColor( GetSysColorHook(colorBackground), GetSysColorHook(colorText) );
|
|
|
1135 }
|
|
|
1136
|
|
|
1137 void CListControlImpl::RenderItemBackground(CDCHandle p_dc,const CRect & p_itemRect,size_t p_item, uint32_t bkColor) {
|
|
|
1138 switch( this->m_rowStyle ) {
|
|
|
1139 case rowStylePlaylistDelimited:
|
|
|
1140 PaintUtils::RenderItemBackground(p_dc,p_itemRect,p_item,bkColor);
|
|
|
1141 {
|
|
|
1142 auto blend = BlendGridColor(bkColor);
|
|
|
1143 CDCPen pen(p_dc, blend);
|
|
|
1144 SelectObjectScope scope(p_dc, pen);
|
|
|
1145
|
|
|
1146 p_dc.MoveTo( p_itemRect.right-1, p_itemRect.top );
|
|
|
1147 p_dc.LineTo( p_itemRect.right-1, p_itemRect.bottom );
|
|
|
1148 }
|
|
|
1149 break;
|
|
|
1150 case rowStylePlaylist:
|
|
|
1151 PaintUtils::RenderItemBackground(p_dc,p_itemRect,p_item,bkColor);
|
|
|
1152 break;
|
|
|
1153 case rowStyleGrid:
|
|
|
1154 PaintUtils::FillRectSimple(p_dc, p_itemRect, bkColor );
|
|
|
1155 {
|
|
|
1156 auto blend = BlendGridColor(bkColor);
|
|
|
1157 CDCBrush brush(p_dc, blend);
|
|
|
1158 p_dc.FrameRect(&p_itemRect, brush);
|
|
|
1159
|
|
|
1160 }
|
|
|
1161 break;
|
|
|
1162 case rowStyleFlat:
|
|
|
1163 PaintUtils::FillRectSimple(p_dc, p_itemRect, bkColor );
|
|
|
1164 break;
|
|
|
1165 }
|
|
|
1166 }
|
|
|
1167
|
|
|
1168 void CListControlImpl::RenderGroupHeaderBackground(CDCHandle p_dc,const CRect & p_headerRect,int p_group) {
|
|
|
1169 (void)p_group;
|
|
|
1170 const t_uint32 bkColor = GetSysColorHook(colorBackground);
|
|
|
1171 size_t pretendIndex = 0;
|
|
|
1172 switch( this->m_rowStyle ) {
|
|
|
1173 default:
|
|
|
1174 PaintUtils::FillRectSimple( p_dc, p_headerRect, bkColor );
|
|
|
1175 break;
|
|
|
1176 case rowStylePlaylistDelimited:
|
|
|
1177 case rowStylePlaylist:
|
|
|
1178 PaintUtils::RenderItemBackground(p_dc,p_headerRect,pretendIndex,bkColor);
|
|
|
1179 break;
|
|
|
1180 }
|
|
|
1181 }
|
|
|
1182
|
|
|
1183 void CListControlImpl::RenderItem(t_size p_item,const CRect & p_itemRect,const CRect & p_updateRect,CDCHandle p_dc) {
|
|
|
1184 this->RenderItemBackground(p_dc, p_itemRect, p_item, GetSysColorHook(colorBackground) );
|
|
|
1185
|
|
|
1186 DCStateScope backup(p_dc);
|
|
|
1187 p_dc.SetBkMode(TRANSPARENT);
|
|
|
1188 p_dc.SetBkColor(GetSysColorHook(colorBackground));
|
|
|
1189 p_dc.SetTextColor(GetSysColorHook(colorText));
|
|
|
1190
|
|
|
1191 RenderItemText(p_item,p_itemRect,p_updateRect,p_dc, true);
|
|
|
1192 }
|
|
|
1193
|
|
|
1194 void CListControlImpl::RenderGroupHeader2(size_t baseItem,const CRect & p_headerRect,const CRect & p_updateRect,CDCHandle p_dc) {
|
|
|
1195 this->RenderGroupHeaderBackground(p_dc, p_headerRect, 0 );
|
|
|
1196
|
|
|
1197 DCStateScope backup(p_dc);
|
|
|
1198 p_dc.SetBkMode(TRANSPARENT);
|
|
|
1199 p_dc.SetBkColor(GetSysColorHook(colorBackground));
|
|
|
1200 p_dc.SetTextColor(GetSysColorHook(colorHighlight));
|
|
|
1201
|
|
|
1202 RenderGroupHeaderText2(baseItem,p_headerRect,p_updateRect,p_dc);
|
|
|
1203 }
|
|
|
1204
|
|
|
1205
|
|
|
1206 CListControlFontOps::CListControlFontOps() : m_font((HFONT)::GetStockObject(DEFAULT_GUI_FONT)), m_itemHeight(), m_groupHeaderHeight() {
|
|
|
1207 UpdateGroupHeaderFont();
|
|
|
1208 CalculateHeights();
|
|
|
1209 }
|
|
|
1210
|
|
|
1211 void CListControlFontOps::UpdateGroupHeaderFont() {
|
|
|
1212 try {
|
|
|
1213 m_groupHeaderFont = NULL;
|
|
|
1214 LOGFONT lf = {};
|
|
|
1215 WIN32_OP_D( m_font.GetLogFont(lf) );
|
|
|
1216 lf.lfHeight = pfc::rint32( (double) lf.lfHeight * GroupHeaderFontScale() );
|
|
|
1217 lf.lfWeight = GroupHeaderFontWeight(lf.lfWeight);
|
|
|
1218 WIN32_OP_D( m_groupHeaderFont.CreateFontIndirect(&lf) != NULL );
|
|
|
1219 } catch(std::exception const & e) {
|
|
|
1220 (void) e;
|
|
|
1221 // console::print(e.what());
|
|
|
1222 m_groupHeaderFont = (HFONT)::GetStockObject(DEFAULT_GUI_FONT);
|
|
|
1223 }
|
|
|
1224 }
|
|
|
1225
|
|
|
1226 void CListControlFontOps::CalculateHeights() {
|
|
|
1227 const t_uint32 spacing = MulDiv(4, m_dpi.cy, 96);
|
|
|
1228 m_itemHeight = GetFontHeight( m_font ) + spacing;
|
|
|
1229 m_groupHeaderHeight = GetFontHeight( m_groupHeaderFont ) + spacing;
|
|
|
1230 }
|
|
|
1231
|
|
|
1232 void CListControlFontOps::SetFont(HFONT font,bool bUpdateView) {
|
|
|
1233 m_font = font;
|
|
|
1234 UpdateGroupHeaderFont(); CalculateHeights();
|
|
|
1235 OnSetFont(bUpdateView);
|
|
|
1236 if (bUpdateView && m_hWnd != NULL) OnViewAreaChanged();
|
|
|
1237
|
|
|
1238 }
|
|
|
1239
|
|
|
1240 LRESULT CListControlFontOps::OnSetFont(UINT,WPARAM wp,LPARAM,BOOL&) {
|
|
|
1241 SetFont((HFONT)wp);
|
|
|
1242 return 0;
|
|
|
1243 }
|
|
|
1244
|
|
|
1245 LRESULT CListControlFontOps::OnGetFont(UINT,WPARAM,LPARAM,BOOL&) {
|
|
|
1246 return (LRESULT)(HFONT)m_font;
|
|
|
1247 }
|
|
|
1248
|
|
|
1249 LRESULT CListControlImpl::OnGetDlgCode(UINT, WPARAM wp, LPARAM) {
|
|
|
1250 switch(wp) {
|
|
|
1251 case VK_RETURN:
|
|
|
1252 return m_dlgWantEnter ? DLGC_WANTMESSAGE : 0;
|
|
|
1253 default:
|
|
|
1254 SetMsgHandled(FALSE);
|
|
|
1255 return 0;
|
|
|
1256 }
|
|
|
1257 }
|
|
|
1258
|
|
|
1259 HWND CListControlImpl::CreateInDialog(CWindow wndDialog, UINT replaceControlID, CWindow lstReplace) {
|
|
|
1260 PFC_ASSERT(lstReplace != NULL);
|
|
|
1261 auto status = lstReplace.SendMessage(WM_GETDLGCODE, VK_RETURN);
|
|
|
1262 m_dlgWantEnter = (status & DLGC_WANTMESSAGE);
|
|
|
1263 CRect rc;
|
|
|
1264 CWindow wndPrev = wndDialog.GetNextDlgTabItem(lstReplace, TRUE);
|
|
|
1265 WIN32_OP_D(lstReplace.GetWindowRect(&rc));
|
|
|
1266 WIN32_OP_D(wndDialog.ScreenToClient(rc));
|
|
|
1267 WIN32_OP_D(lstReplace.DestroyWindow());
|
|
|
1268 WIN32_OP_D(this->Create(wndDialog, &rc, 0, 0, WS_EX_STATICEDGE, replaceControlID));
|
|
|
1269 if (wndPrev != NULL) this->SetWindowPos(wndPrev, 0, 0, 0, 0, SWP_NOSIZE | SWP_NOMOVE);
|
|
|
1270 // this->BringWindowToTop();
|
|
|
1271 this->SetFont(wndDialog.GetFont());
|
|
|
1272 return m_hWnd;
|
|
|
1273 }
|
|
|
1274
|
|
|
1275 HWND CListControlImpl::CreateInDialog(CWindow wndDialog, UINT replaceControlID ) {
|
|
|
1276 return this->CreateInDialog(wndDialog, replaceControlID, wndDialog.GetDlgItem(replaceControlID));
|
|
|
1277 }
|
|
|
1278
|
|
|
1279
|
|
|
1280 void CListControlImpl::defer(std::function<void() > f) {
|
|
|
1281 m_deferred.push_back( f );
|
|
|
1282 if (!m_defferredMsgPending) {
|
|
|
1283 if ( PostMessage(MSG_EXEC_DEFERRED) ) m_defferredMsgPending = true;
|
|
|
1284 }
|
|
|
1285 }
|
|
|
1286
|
|
|
1287 LRESULT CListControlImpl::OnExecDeferred(UINT, WPARAM, LPARAM) {
|
|
|
1288
|
|
|
1289 for ( ;; ) {
|
|
|
1290 auto i = m_deferred.begin();
|
|
|
1291 if ( i == m_deferred.end() ) break;
|
|
|
1292 auto op = std::move(*i);
|
|
|
1293 m_deferred.erase(i); // erase first, execute later - avoid erratic behavior if op alters the list
|
|
|
1294 op();
|
|
|
1295 }
|
|
|
1296
|
|
|
1297 m_defferredMsgPending = false;
|
|
|
1298 return 0;
|
|
|
1299 }
|
|
|
1300
|
|
|
1301 // ========================================================================================
|
|
|
1302 // Mouse wheel vs drag&drop hacks
|
|
|
1303 // Install MouseHookProc for the duration of DoDragDrop and handle the input from there
|
|
|
1304 // ========================================================================================
|
|
|
1305 static HHOOK g_hook = NULL;
|
|
|
1306 static CListControlImpl * g_dragDropInstance = nullptr;
|
|
|
1307 LRESULT CALLBACK CListControlImpl::MouseHookProc(int nCode, WPARAM wParam, LPARAM lParam) {
|
|
|
1308 if (nCode == HC_ACTION && g_dragDropInstance != nullptr) {
|
|
|
1309 switch (wParam) {
|
|
|
1310 case WM_MOUSEWHEEL:
|
|
|
1311 case WM_MOUSEHWHEEL:
|
|
|
1312 g_dragDropInstance->MouseWheelFromHook((UINT)wParam, lParam);
|
|
|
1313 break;
|
|
|
1314 }
|
|
|
1315 }
|
|
|
1316 return CallNextHookEx(g_hook, nCode, wParam, lParam);
|
|
|
1317 }
|
|
|
1318
|
|
|
1319 bool CListControlImpl::MouseWheelFromHook(UINT msg, LPARAM data) {
|
|
|
1320 MOUSEHOOKSTRUCTEX const * mhs = reinterpret_cast<MOUSEHOOKSTRUCTEX const *> ( data );
|
|
|
1321 if ( ::WindowFromPoint(mhs->pt) != m_hWnd ) return false;
|
|
|
1322 LRESULT dummyResult = 0;
|
|
|
1323 WPARAM wp = mhs->mouseData;
|
|
|
1324 LPARAM lp = MAKELPARAM( mhs->pt.x, mhs->pt.y );
|
|
|
1325 // If we get here, m_suppressMouseWheel should be true per our DoDragDrop()
|
|
|
1326 pfc::vartoggle_t<bool> scope(m_suppressMouseWheel, false);
|
|
|
1327 this->ProcessWindowMessage( m_hWnd, msg, wp, lp, dummyResult );
|
|
|
1328 return true;
|
|
|
1329 }
|
|
|
1330
|
|
|
1331 HRESULT CListControlImpl::DoDragDrop(LPDATAOBJECT pDataObj, LPDROPSOURCE pDropSource, DWORD dwOKEffects, LPDWORD pdwEffect) {
|
|
|
1332 HRESULT ret = E_FAIL;
|
|
|
1333 // Should not get here with non null g_dragDropInstance - means we have a recursive call
|
|
|
1334 PFC_ASSERT(g_dragDropInstance == nullptr);
|
|
|
1335 if ( g_dragDropInstance == nullptr ) {
|
|
|
1336 // futureproofing: kill mouse wheel message processing if we get them delivered the regular way while this is in progress
|
|
|
1337 pfc::vartoggle_t<bool> scope(m_suppressMouseWheel, true);
|
|
|
1338 g_dragDropInstance = this;
|
|
|
1339 g_hook = SetWindowsHookEx(WH_MOUSE, MouseHookProc, NULL, GetCurrentThreadId());
|
|
|
1340 try {
|
|
|
1341 ret = ::DoDragDrop(pDataObj, pDropSource, dwOKEffects, pdwEffect);
|
|
|
1342 } catch (...) {
|
|
|
1343 }
|
|
|
1344 g_dragDropInstance = nullptr;
|
|
|
1345 UnhookWindowsHookEx(pfc::replace_null_t(g_hook));
|
|
|
1346 }
|
|
|
1347 return ret;
|
|
|
1348 }
|
|
|
1349
|
|
|
1350
|
|
|
1351 CPoint CListControlImpl::PointAbsToClient(CPoint pt) const {
|
|
|
1352 return pt - GetViewOffset();
|
|
|
1353 }
|
|
|
1354
|
|
|
1355 CPoint CListControlImpl::PointClientToAbs(CPoint pt) const {
|
|
|
1356 return pt + GetViewOffset();
|
|
|
1357 }
|
|
|
1358
|
|
|
1359 CRect CListControlImpl::RectAbsToClient(CRect rc) const {
|
|
|
1360 CRect ret;
|
|
|
1361 #if 1
|
|
|
1362 ret = rc;
|
|
|
1363 ret.OffsetRect(-GetViewOffset());
|
|
|
1364 #else
|
|
|
1365 ret.TopLeft() = PointAbsToClient(rc.TopLeft());
|
|
|
1366 ret.BottomRight() = PointAbsToClient(rc.BottomRight());
|
|
|
1367 #endif
|
|
|
1368 return ret;
|
|
|
1369 }
|
|
|
1370
|
|
|
1371 CRect CListControlImpl::RectClientToAbs(CRect rc) const {
|
|
|
1372 CRect ret;
|
|
|
1373 #if 1
|
|
|
1374 ret = rc;
|
|
|
1375 ret.OffsetRect(GetViewOffset());
|
|
|
1376 #else
|
|
|
1377 ret.TopLeft() = PointClientToAbs(rc.TopLeft());
|
|
|
1378 ret.BottomRight() = PointAbsToClient(rc.BottomRight());
|
|
|
1379 #endif
|
|
|
1380 return ret;
|
|
|
1381 }
|
|
|
1382
|
|
|
1383 size_t CListControlImpl::ItemFromPoint(CPoint const& pt) const {
|
|
|
1384 size_t ret = SIZE_MAX;
|
|
|
1385 if (!ItemFromPoint(pt, ret)) ret = SIZE_MAX;
|
|
|
1386 return ret;
|
|
|
1387 }
|
|
|
1388
|
|
|
1389 bool CListControlImpl::ItemFromPoint(CPoint const & p_pt, t_size & p_item) const {
|
|
|
1390 return ItemFromPointAbs( PointClientToAbs( p_pt ), p_item);
|
|
|
1391 }
|
|
|
1392
|
|
|
1393 void CListControlImpl::ReloadData() {
|
|
|
1394 this->m_varItemHeights.clear();
|
|
|
1395 this->m_groupHeaders.clear();
|
|
|
1396 OnViewAreaChanged();
|
|
|
1397 }
|
|
|
1398
|
|
|
1399 void CListControlImpl::ReloadItems(pfc::bit_array const & mask) {
|
|
|
1400 bool bReLayout = false;
|
|
|
1401 mask.for_each(true, 0, GetItemCount(), [this, &bReLayout] (size_t idx) {
|
|
|
1402 int hNew = this->GetItemHeight2(idx);
|
|
|
1403 int hOld = -1;
|
|
|
1404 {
|
|
|
1405 auto iter = m_varItemHeights.find(idx);
|
|
|
1406 if (iter != m_varItemHeights.end()) hOld = iter->second;
|
|
|
1407 }
|
|
|
1408 if (hNew != hOld) {
|
|
|
1409 m_varItemHeights[idx] = hNew;
|
|
|
1410 bReLayout = true;
|
|
|
1411 }
|
|
|
1412 });
|
|
|
1413 if (bReLayout) {
|
|
|
1414 OnViewAreaChanged();
|
|
|
1415 } else {
|
|
|
1416 UpdateItems(mask);
|
|
|
1417 }
|
|
|
1418
|
|
|
1419 }
|
|
|
1420
|
|
|
1421 void CListControlImpl::MinGroupHeight2Changed(size_t itemInGroup, bool reloadWhole) {
|
|
|
1422 size_t lo, hi;
|
|
|
1423 if (ResolveGroupRangeCached(itemInGroup, lo, hi)) {
|
|
|
1424 if (reloadWhole) {
|
|
|
1425 CRect rc;
|
|
|
1426 if (this->GetGroupOverlayRectAbs(itemInGroup, rc)) {
|
|
|
1427 this->InvalidateRect(this->RectAbsToClient(rc));
|
|
|
1428 }
|
|
|
1429 {
|
|
|
1430 pfc::bit_array_range range(lo, hi-lo);
|
|
|
1431 this->ReloadItems(range);
|
|
|
1432 }
|
|
|
1433 } else {
|
|
|
1434 this->ReloadItem(hi - 1);
|
|
|
1435 }
|
|
|
1436 }
|
|
|
1437 }
|
|
|
1438
|
|
|
1439 bool CListControlImpl::IsItemFirstInGroupCached(size_t item) const {
|
|
|
1440 return m_groupHeaders.count(item) > 0;
|
|
|
1441 }
|
|
|
1442
|
|
|
1443 bool CListControlImpl::IsItemFirstInGroup(size_t item) const {
|
|
|
1444 if (item == 0) return true;
|
|
|
1445 return GetItemGroup(item) != GetItemGroup(item - 1);
|
|
|
1446 }
|
|
|
1447 bool CListControlImpl::IsItemLastInGroup(size_t item) const {
|
|
|
1448 size_t next = item + 1;
|
|
|
1449 if (next >= GetItemCount()) return true;
|
|
|
1450 return GetItemGroup(item) != GetItemGroup(next);
|
|
|
1451 }
|
|
|
1452
|
|
|
1453 int CListControlImpl::GetItemHeight2(size_t which) const {
|
|
|
1454 if (!IsItemLastInGroup(which)) return -1;
|
|
|
1455
|
|
|
1456 const int minGroupHeight = this->GetMinGroupHeight2(which);
|
|
|
1457 if (minGroupHeight <= 0) return -1;
|
|
|
1458
|
|
|
1459 const int heightNormal = this->GetItemHeight();
|
|
|
1460
|
|
|
1461 const size_t base = FindGroupBase(which);
|
|
|
1462
|
|
|
1463 const int groupHeightWithout = (which > base ? this->GetItemOffsetAbs2(base,which) : 0);
|
|
|
1464
|
|
|
1465 const int minItemHeight = minGroupHeight - groupHeightWithout; // possibly negative
|
|
|
1466
|
|
|
1467 if (minItemHeight > heightNormal) return minItemHeight;
|
|
|
1468 else return -1; // use normal
|
|
|
1469 }
|
|
|
1470
|
|
|
1471 void CListControlImpl::wndSetDarkMode(CWindow wndListControl, bool bDark) {
|
|
|
1472 wndListControl.SendMessage(DarkMode::msgSetDarkMode(), bDark ? 1 : 0);
|
|
|
1473 }
|
|
|
1474
|
|
|
1475 LRESULT CListControlImpl::OnSetDark(UINT, WPARAM wp, LPARAM) {
|
|
|
1476 switch (wp) {
|
|
|
1477 case 0:
|
|
|
1478 this->SetDarkMode(false);
|
|
|
1479 break;
|
|
|
1480 case 1:
|
|
|
1481 this->SetDarkMode(true);
|
|
|
1482 break;
|
|
|
1483 }
|
|
|
1484 return 1;
|
|
|
1485 }
|
|
|
1486
|
|
|
1487 void CListControlImpl::OnItemRemoved(size_t which) {
|
|
|
1488 this->OnItemsRemoved(pfc::bit_array_one(which), GetItemCount() + 1);
|
|
|
1489 }
|
|
|
1490
|
|
|
1491
|
|
|
1492 UINT CListControlImpl::msgSetDarkMode() {
|
|
|
1493 return DarkMode::msgSetDarkMode();
|
|
|
1494 }
|
|
|
1495
|
|
|
1496 void CListControlImpl::OnKeyDown(UINT nChar, UINT nRepCnt, UINT nFlags) {
|
|
|
1497 (void)nRepCnt; (void)nFlags;
|
|
|
1498 switch (nChar) {
|
|
|
1499 case VK_LEFT:
|
|
|
1500 MoveViewOriginDelta(CPoint(-MulDiv(16, m_dpi.cx, 96), 0));
|
|
|
1501 break;
|
|
|
1502 case VK_RIGHT:
|
|
|
1503 MoveViewOriginDelta(CPoint(MulDiv(16, m_dpi.cx, 96), 0));
|
|
|
1504 break;
|
|
|
1505 default:
|
|
|
1506 SetMsgHandled(FALSE); break;
|
|
|
1507 }
|
|
|
1508 }
|
|
|
1509
|
|
|
1510 void CListControlImpl::OnItemsInserted(size_t at, size_t count, bool bSelect) {
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1511 size_t newCount = this->GetItemCount();
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1512 this->OnItemsInsertedEx(pfc::bit_array_range(at, count, true), newCount - count, newCount, bSelect);
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1513 } |
