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
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
|
/*
New Away System - plugin for Miranda IM
Copyright (c) 2005-2007 Chervov Dmitry
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
// Miranda's built-in CListControl is very slow and it has too limited functionality... 8( So i had to use my own control instead.
#pragma once
typedef TMyArray<HTREEITEM> TREEITEMARRAY;
typedef TREEITEMARRAY* PTREEITEMARRAY;
#define CLC_EXTRAICON_EMPTY 0xFF
#define CLC_ROOT TVI_ROOT
#define MAXEXTRAICONS 16
class CCLItemData // internal CCList's class
{
public:
CCLItemData(MCONTACT hContact = INVALID_CONTACT_ID): hContact(hContact) {memset(ExtraIcons, CLC_EXTRAICON_EMPTY, sizeof(ExtraIcons));};
uint8_t ExtraIcons[MAXEXTRAICONS];
MCONTACT hContact;
LPARAM lParam;
};
typedef TMyArray<CCLItemData> TREEITEMDATAARRAY;
typedef TREEITEMDATAARRAY* PTREEITEMDATAARRAY;
class CCList
{
public:
CCList(HWND hTreeView);
~CCList();
HTREEITEM AddContact(MCONTACT hContact);
HTREEITEM AddGroup(TCString GroupName);
HTREEITEM AddInfo(TCString Title, HTREEITEM hParent, HTREEITEM hInsertAfter, LPARAM lParam = NULL, HICON hIcon = nullptr);
void SetInfoIcon(HTREEITEM hItem, HICON hIcon);
int GetExtraImage(HTREEITEM hItem, int iColumn); // returns iImage, or CLC_EXTRAICON_EMPTY
void SetExtraImage(HTREEITEM hItem, int iColumn, int iImage); // set iImage to CLC_EXTRAICON_EMPTY to reset image
void SetExtraImageList(HIMAGELIST hImgList);
int GetItemType(HTREEITEM hItem); // returns a MCLCIT_ (see below)
HTREEITEM GetNextItem(uint32_t Flags, HTREEITEM hItem);
void SortContacts();
MCONTACT GethContact(HTREEITEM hItem); // returns hContact, hGroup or hInfo
HTREEITEM HitTest(LPPOINT pt, PDWORD hitFlags); // pt is relative to control; returns hItem or NULL
void EnsureVisible(HTREEITEM hItem) {TreeView_EnsureVisible(hTreeView, hItem); InvalidateRect(hTreeView, nullptr, false);} // sometimes horizontal scrollbar position changes too, so we must redraw extra icons - that's why here is InvalidateRect. TODO: try to find a way to invalidate it on _every_ horizontal scrollbar position change, instead of just here - unfortunately the scrollbar doesn't notify the tree control of its position change through WM_HSCROLL in some cases
int SelectItem(HTREEITEM hItem) {return TreeView_SelectItem(hTreeView, hItem);}
void SetItemParam(HTREEITEM hItem, LPARAM lParam) {GetItemData(hItem).lParam = lParam;}
LPARAM GetItemParam(HTREEITEM hItem) {return GetItemData(hItem).lParam;}
PTREEITEMARRAY GetSelection() {return &SelectedItems;}
void SetRedraw(bool bRedraw) {SendMessage(hTreeView, WM_SETREDRAW, bRedraw, 0);}
static LRESULT CALLBACK ParentSubclassProc(HWND hWnd, UINT Msg, WPARAM wParam, LPARAM lParam);
friend LRESULT CALLBACK ContactListSubclassProc(HWND hWnd, UINT Msg, WPARAM wParam, LPARAM lParam);
friend int CALLBACK CompareItemsCallback(LPARAM lParam1, LPARAM lParam2, LPARAM lParamSort);
private:
int Array_SetItemState(HTREEITEM hItem, bool bSelected);
CCLItemData& GetItemData(HTREEITEM hItem);
HTREEITEM TreeView_GetLastChild(HWND hTreeView, HTREEITEM hItem);
HTREEITEM FindContact(MCONTACT hContact); // returns NULL if not found
void SelectGroups(HTREEITEM hCurItem, bool bSelected);
uint32_t GetItemTypeAsCLGNFlag(HTREEITEM hItem); // returns MCLGN_CONTACT, MCLGN_GROUP or MCLGN_INFO
HWND hTreeView;
WNDPROC OrigTreeViewProc;
WNDPROC OrigParentProc;
TREEITEMDATAARRAY Items; // array that stores info for every tree item; array items are left even if corresponding tree item was deleted, so treeitem's lParam can be used as an index of an item in this array.
TREEITEMARRAY SelectedItems; // contains HTREEITEMs of all selected items
HIMAGELIST ExtraImageList;
};
// HitTest constants
#define MCLCHT_ABOVE 0x0001 // above the client area
#define MCLCHT_BELOW 0x0002 // below the client area
#define MCLCHT_TOLEFT 0x0004 // to the left of the client area
#define MCLCHT_TORIGHT 0x0008 // to the right of the client area
#define MCLCHT_NOWHERE 0x0010 // in the client area, but below the last item
#define MCLCHT_ONITEMINDENT 0x0020 // to the left of an item icon
#define MCLCHT_ONITEMICON 0x0040
#define MCLCHT_ONITEMLABEL 0x0080
#define MCLCHT_ONITEMRIGHT 0x0100 // in the area to the right of an item
#define MCLCHT_ONITEMEXTRA 0x0200 // on an extra icon, HIBYTE(HIWORD(hitFlags)) says which
#define MCLCHT_ONITEM (MCLCHT_ONITEMICON | MCLCHT_ONITEMLABEL)
// item types
#define MCLCIT_GROUP 0
#define MCLCIT_CONTACT 1
#define MCLCIT_INFO 3
// GetNextItem constants
#define MCLGN_ROOT 0
#define MCLGN_LAST 1
#define MCLGN_CHILD 2
#define MCLGN_LASTCHILD 3
#define MCLGN_PARENT 4
#define MCLGN_NEXT 5
#define MCLGN_PREV 6
// flags for use with MCLGN_NEXT and MCLGN_PREV:
#define MCLGN_CONTACT 0x20 // you need to specify at least one of these three! otherwise GetNextItem will not find anything
#define MCLGN_GROUP 0x40
#define MCLGN_INFO 0x80
#define MCLGN_ANY (MCLGN_CONTACT | MCLGN_GROUP | MCLGN_INFO)
#define MCLGN_MULTILEVEL 0x100 // walk through items of different levels too (ex.: MCLGN_NEXT | MCLGN_MULTILEVEL)
#define MCLGN_NOTCHILD (0x200 | MCLGN_MULTILEVEL) // when this flag is set, child items of specified hItem are ignored. for example, MCLGN_NEXT | MCLGN_CONTACT | MCLGN_NOTCHILD retrieves next contact that is not a child of hItem.
// GetNextItem(MCLGN_PREV | MCLGN_ALL | MCLGN_NOTCHILD, CLM_GETNEXTITEM(MCLGN_NEXT | MCLGN_ALL | MCLGN_NOTCHILD, hItem) === hItem
// notifications
typedef struct
{
NMHDR hdr;
PTREEITEMARRAY OldSelection, NewSelection;
} NMCLIST;
typedef NMCLIST* PNMCLIST;
#define MCLN_FIRST (0U - 100U)
#define MCLN_SELCHANGED (MCLN_FIRST - 20) // lParam = &NMCLIST; OldSelection and NewSelection contain selection info
void LoadCListModule();
|
