summaryrefslogtreecommitdiff
path: root/src/VisVim/DSAddIn.cpp
blob: 3e72544612031dd7748ef1a992c1d655018dc217 (plain)
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
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
#include "stdafx.h"
#include "VisVim.h"
#include "DSAddIn.h"
#include "Commands.h"

#ifdef _DEBUG
#define new DEBUG_NEW
#undef THIS_FILE
static char THIS_FILE[] = __FILE__;

#endif

// This is called when the user first loads the add-in, and on start-up
//  of each subsequent Developer Studio session
STDMETHODIMP CDSAddIn::OnConnection (IApplication * pApp, VARIANT_BOOL bFirstTime,
				     long dwCookie, VARIANT_BOOL * OnConnection)
{
	AFX_MANAGE_STATE (AfxGetStaticModuleState ());
	*OnConnection = VARIANT_FALSE;

	// Store info passed to us
	IApplication *pApplication = NULL;
	HRESULT hr;

	hr = pApp->QueryInterface (IID_IApplication, (void **) &pApplication);
	if (FAILED (hr))
	{
		ReportLastError (hr);
		return E_UNEXPECTED;
	}
	if (pApplication == NULL)
	{
		ReportInternalError ("IApplication::QueryInterface");
		return E_UNEXPECTED;
	}

	m_dwCookie = dwCookie;

	// Create command dispatch, send info back to DevStudio
	CCommandsObj::CreateInstance (&m_pCommands);
	if (! m_pCommands)
	{
		ReportInternalError ("CCommandsObj::CreateInstance");
		return E_UNEXPECTED;
	}
	m_pCommands->AddRef ();

	// The QueryInterface above AddRef'd the Application object.  It will
	// be Release'd in CCommand's destructor.
	m_pCommands->SetApplicationObject (pApplication);

	hr = pApplication->SetAddInInfo ((long) AfxGetInstanceHandle (),
		(LPDISPATCH) m_pCommands, IDR_TOOLBAR_MEDIUM, IDR_TOOLBAR_LARGE,
		m_dwCookie);
	if (FAILED (hr))
	{
		ReportLastError (hr);
		return E_UNEXPECTED;
	}

	// Inform DevStudio of the commands we implement
	if (! AddCommand (pApplication, "VisVimDialog", "VisVimDialogCmd",
			  IDS_CMD_DIALOG, 0, bFirstTime))
		return E_UNEXPECTED;
	if (! AddCommand (pApplication, "VisVimEnable", "VisVimEnableCmd",
			  IDS_CMD_ENABLE, 1, bFirstTime))
		return E_UNEXPECTED;
	if (! AddCommand (pApplication, "VisVimDisable", "VisVimDisableCmd",
			  IDS_CMD_DISABLE, 2, bFirstTime))
		return E_UNEXPECTED;
	if (! AddCommand (pApplication, "VisVimToggle", "VisVimToggleCmd",
			  IDS_CMD_TOGGLE, 3, bFirstTime))
		return E_UNEXPECTED;
	if (! AddCommand (pApplication, "VisVimLoad", "VisVimLoadCmd",
			  IDS_CMD_LOAD, 4, bFirstTime))
		return E_UNEXPECTED;

	*OnConnection = VARIANT_TRUE;
	return S_OK;
}

// This is called on shut-down, and also when the user unloads the add-in
STDMETHODIMP CDSAddIn::OnDisconnection (VARIANT_BOOL bLastTime)
{
	AFX_MANAGE_STATE (AfxGetStaticModuleState ());

	m_pCommands->UnadviseFromEvents ();
	m_pCommands->Release ();
	m_pCommands = NULL;

	return S_OK;
}

// Add a command to DevStudio
// Creates a toolbar button for the command also.
// 'MethodName' is the name of the methode specified in the .odl file
// 'StrResId' the resource id of the descriptive string
// 'GlyphIndex' the image index into the command buttons bitmap
// Return true on success
//
bool CDSAddIn::AddCommand (IApplication* pApp, char* MethodName, char* CmdName,
			   UINT StrResId, UINT GlyphIndex, VARIANT_BOOL bFirstTime)
{
	CString CmdString;
	CString CmdText;

	CmdText.LoadString (StrResId);
	CmdString = CmdName;
	CmdString += CmdText;

	CComBSTR bszCmdString (CmdString);
	CComBSTR bszMethod (MethodName);
	CComBSTR bszCmdName (CmdName);

	// (see stdafx.h for the definition of VERIFY_OK)

	VARIANT_BOOL bRet;
	VERIFY_OK (pApp->AddCommand (bszCmdString, bszMethod, GlyphIndex,
				     m_dwCookie, &bRet));
	if (bRet == VARIANT_FALSE)
	{
		// AddCommand failed because a command with this name already exists.
		ReportInternalError ("IApplication::AddCommand");
		return FALSE;
	}

	// Add toolbar buttons only if this is the first time the add-in
	// is being loaded.  Toolbar buttons are automatically remembered
	// by Developer Studio from session to session, so we should only
	// add the toolbar buttons once.
	if (bFirstTime == VARIANT_TRUE)
		VERIFY_OK (pApp->AddCommandBarButton (dsGlyph, bszCmdName, m_dwCookie));

	return TRUE;
}

void ReportLastError (HRESULT Err)
{
	char *Buf = NULL;
	char Msg[512];

	FormatMessage (FORMAT_MESSAGE_FROM_SYSTEM | FORMAT_MESSAGE_ALLOCATE_BUFFER,
		       NULL, Err,
		       MAKELANGID (LANG_NEUTRAL, SUBLANG_DEFAULT),
		       Buf, 400, NULL);
	sprintf (Msg, "Unexpected error (Error code: %lx)\n%s", Err, Buf);

	::MessageBox (NULL, Msg, "VisVim", MB_OK | MB_ICONSTOP);
	if (Buf)
		LocalFree (Buf);
}

void ReportInternalError (char* Fct)
{
	char Msg[512];

	sprintf (Msg, "Unexpected error\n%s failed", Fct);
	::MessageBox (NULL, Msg, "VisVim", MB_OK | MB_ICONSTOP);
}