1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
|
#include "clTreeCtrlColourHelper.h"
#include "macros.h"
#include <deque>
clTreeCtrlColourHelper::clTreeCtrlColourHelper(clThemedTreeCtrl* tree)
: m_tree(tree)
{
}
clTreeCtrlColourHelper::~clTreeCtrlColourHelper() {}
void clTreeCtrlColourHelper::DoSetBgColour(const wxTreeItemId& item, const wxColour& currentBgColour,
const FolderColour::Map_t& coloursMap) const
{
CHECK_ITEM_RET(item);
wxString path = GetItemPath(item);
wxColour bgColour = currentBgColour;
FolderColour::Map_t::const_iterator iter = coloursMap.find(path);
if(iter != coloursMap.end()) {
bgColour = iter->second.GetColour();
}
// It's OK for the colour to be "invalid", it will get reset to the tree's default
// colouring
m_tree->SetItemBackgroundColour(item, bgColour);
if(m_tree->ItemHasChildren(item)) {
wxTreeItemIdValue cookie;
wxTreeItemId child = m_tree->GetFirstChild(item, cookie);
while(child.IsOk()) {
DoSetBgColour(child, bgColour, coloursMap);
child = m_tree->GetNextChild(item, cookie);
}
}
}
void clTreeCtrlColourHelper::DoClearBgColour(const wxTreeItemId& item, const wxColour& colourToSet,
FolderColour::Map_t& coloursMap) const
{
CHECK_ITEM_RET(item);
wxString path = GetItemPath(item);
FolderColour::Map_t::const_iterator iter = coloursMap.find(path);
if(iter != coloursMap.end()) {
coloursMap.erase(iter);
}
m_tree->SetItemBackgroundColour(item, colourToSet);
if(m_tree->ItemHasChildren(item)) {
wxTreeItemIdValue cookie;
wxTreeItemId child = m_tree->GetFirstChild(item, cookie);
while(child.IsOk()) {
DoClearBgColour(child, colourToSet, coloursMap);
child = m_tree->GetNextChild(item, cookie);
}
}
}
void clTreeCtrlColourHelper::ResetBgColour(const wxTreeItemId& item, FolderColour::Map_t& coloursMap) const
{
CHECK_ITEM_RET(item);
wxTreeItemId itemParent = m_tree->GetItemParent(item);
wxColour col = (itemParent.IsOk() && m_tree->GetItemBackgroundColour(itemParent).IsOk())
? m_tree->GetItemBackgroundColour(itemParent)
: wxNullColour;
DoClearBgColour(item, col, coloursMap);
}
void clTreeCtrlColourHelper::SetBgColour(const wxTreeItemId& item, const wxColour& currentBgColour,
FolderColour::Map_t& coloursMap) const
{
wxString path = GetItemPath(item);
FolderColour vdc(path, currentBgColour);
if(coloursMap.count(path)) {
coloursMap.erase(path);
}
coloursMap.insert(std::make_pair(path, vdc));
DoSetBgColour(item, currentBgColour, coloursMap);
}
wxString clTreeCtrlColourHelper::GetItemPath(clThemedTreeCtrl* tree, const wxTreeItemId& item)
{
std::deque<wxString> queue;
wxString text = tree->GetItemText(item);
queue.push_front(text);
wxTreeItemId p = tree->GetItemParent(item);
while(p.IsOk()) {
text = tree->GetItemText(p);
queue.push_front(text);
p = tree->GetItemParent(p);
}
wxString path;
while(!queue.empty()) {
path << queue.front() << "/";
queue.pop_front();
}
if(!path.IsEmpty()) {
path.RemoveLast();
}
return path;
}
wxString clTreeCtrlColourHelper::GetItemPath(const wxTreeItemId& item) const { return GetItemPath(m_tree, item); }
|
