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
|
// **************************************************************************
// * This file is part of the FreeFileSync project. It is distributed under *
// * GNU General Public License: http://www.gnu.org/licenses/gpl.html *
// * Copyright (C) 2008-2011 ZenJu (zhnmju123 AT gmx.de) *
// **************************************************************************
//
#include "taskbar.h"
#define WIN32_LEAN_AND_MEAN
#include "windows.h"
#include <ShObjIdl.h>
#include <map>
#include <string>
#include <comdef.h>
#include "../com_error.h"
#include "../com_ptr.h"
#include "../c_dll.h"
using namespace util;
using namespace c_dll;
namespace
{
std::wstring lastErrorMessage;
ComPtr<ITaskbarList3> getInstance()
{
static ComPtr<ITaskbarList3> taskbarlist;
if (!taskbarlist)
{
HRESULT hr = CoCreateInstance(CLSID_TaskbarList,
NULL,
CLSCTX_ALL,
IID_PPV_ARGS(taskbarlist.init()));
if (FAILED(hr))
lastErrorMessage = generateErrorMsg(L"Error calling \"CoCreateInstance\".", hr);
}
return taskbarlist;
}
}
//##################################################################################################
bool tbseven::setStatus(void* hwnd, //HWND: window assciated to the taskbar icon
TaskBarStatus status)
{
TBPFLAG flag = TBPF_NORMAL;
switch (status)
{
case STATUS_NOPROGRESS:
flag = TBPF_NOPROGRESS;
break;
case STATUS_INDETERMINATE:
flag = TBPF_INDETERMINATE;
break;
case STATUS_NORMAL:
flag = TBPF_NORMAL;
break;
case STATUS_ERROR:
flag = TBPF_ERROR;
break;
case STATUS_PAUSED:
flag = TBPF_PAUSED;
break;
}
ComPtr<ITaskbarList3> taskbarlist = getInstance();
if (!taskbarlist) //error msg already set
return false;
HRESULT hr = taskbarlist->SetProgressState(static_cast<HWND>(hwnd), //[in] HWND hwnd,
flag); //[in] TBPFLAG tbpFlags
if (FAILED(hr))
{
lastErrorMessage = generateErrorMsg(L"Error calling \"SetProgressState\".", hr);
return false;
}
return true;
}
bool tbseven::setProgress(void* hwnd, //HWND: window assciated to the taskbar icon
size_t current,
size_t total)
{
ComPtr<ITaskbarList3> taskbarlist = getInstance();
if (!taskbarlist) //error msg already set
return false;
HRESULT hr = taskbarlist->SetProgressValue(
static_cast<HWND>(hwnd), //[in] HWND hwnd,
current, //[in] ULONGLONG ullCompleted,
total); //[in] ULONGLONG ullTotal
if (FAILED(hr))
{
lastErrorMessage = generateErrorMsg(L"Error calling \"SetProgressValue\".", hr);
return false;
}
return true;
}
void tbseven::getLastError(wchar_t* errorMessage, size_t errorBufferLen)
{
writeString(lastErrorMessage, errorMessage, errorBufferLen);
}
|
