alsavol/wmctrl.c at master · ColumPaget/alsavol · GitHub

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
#include "wmctrl.h"
#include "config.h"


//wmctrl -d produces list of desktops and their available space
//0  * DG: 1920x1080  VP: 0,0  WA: 0,0 1920x1059  1

static int WMCtrlGetDesktopAvailable(const char *WMCtrlPath, int *wide, int *high)
{
    char *Tempstr=NULL, *Token=NULL, *Found=NULL;
    const char *ptr;
    int RetVal=FALSE;
    STREAM *S;

    Tempstr=MCopyStr(Tempstr, WMCtrlPath, " -d", NULL);
    S=STREAMSpawnCommand(Tempstr, "rw noshell nostderr");
    if (S)
    {
        Tempstr=STREAMReadLine(Tempstr, S);
        while (Tempstr)
        {
            StripTrailingWhitespace(Tempstr);
            ptr=GetToken(Tempstr, "\\S", &Token, 0); //desktop number

            ptr=GetToken(ptr, "\\S", &Token, 0); //is current desktop
            if (CompareStr(Token, "*")==0)
            {
                while (ptr)
                {
                    if (CompareStr(Token, "WA:")==0)
                    {
                        ptr=GetToken(ptr, "\\S", &Token, 0);
                        ptr=GetToken(ptr, "\\S", &Found, 0);
                    }
                    ptr=GetToken(ptr, "\\S", &Token, 0);
                }
            }
            Tempstr=STREAMReadLine(Tempstr, S);
        }
        STREAMClose(S);
    }

    if (StrValid(Found))
    {
        ptr=GetToken(Found, "x", &Token, 0);
        *wide=atoi(Token);
        ptr=GetToken(ptr, "x", &Token, 0);
        *high=atoi(Token);
        RetVal=TRUE;
    }

    Destroy(Tempstr);
    Destroy(Found);
    Destroy(Token);

    return(RetVal);
}


static char *WMCtrlGetWindowID(char *RetStr, const char *WMCtrlPath, const char *PeerPID)
{
    char *Tempstr=NULL, *Token=NULL, *ID=NULL, *Name=NULL;
    const char *ptr;
    STREAM *S;

    RetStr=CopyStr(RetStr, "");
    Name=FormatStr(Name, "alsavol ppid=%lu", (unsigned long)  getpid());

    Tempstr=MCopyStr(Tempstr, WMCtrlPath, " -l -p", NULL);
    S=STREAMSpawnCommand(Tempstr, "rw noshell nostderr");
    if (S)
    {
        Tempstr=STREAMReadLine(Tempstr, S);
        while (Tempstr)
        {
            StripTrailingWhitespace(Tempstr);

            ptr=GetToken(Tempstr, "\\S", &ID, 0); //window id
            ptr=GetToken(ptr, "\\S", &Token, 0);  //something, I know not what
            ptr=GetToken(ptr, "\\S", &Token, 0);  // pid
            if (atoi(Token) == atoi(PeerPID)) RetStr=CopyStr(RetStr, ID);

            ptr=GetToken(ptr, "\\S", &Token, 0); //hostname
            if (CompareStr(Name, ptr)==0)  RetStr=CopyStr(RetStr, ID);

            if (StrValid(RetStr)) break;

            Tempstr=STREAMReadLine(Tempstr, S);
        }
        STREAMClose(S);
    }

    Destroy(Tempstr);
    Destroy(Token);
    Destroy(Name);
    Destroy(ID);

    return(RetStr);
}


void WMCtrlReconfigureWindow(const char *PeerPID, int Flags)
{
    char *WMCtrlPath=NULL, *WinID=NULL, *Tempstr=NULL, *Cmd=NULL;
    int i, x, y, wide, high, deskwide, deskhigh;

    if (! Flags) return;

    WMCtrlPath=FindFileInPath(WMCtrlPath, "wmctrl", getenv("PATH"));
    if (StrValid(WMCtrlPath))
    {

        for (i=0; i < 10; i++)
        {
            usleep(100000);
            WinID=WMCtrlGetWindowID(WinID, WMCtrlPath, PeerPID);
            if (StrValid(WinID)) break;
        }

        Cmd=MCopyStr(Cmd, WMCtrlPath, " -i -r ", WinID, " ", NULL);
        if (Flags & (DISPLAYFLAG_ABOVE | DISPLAYFLAG_STICKY))
        {
            Cmd=CatStr(Cmd, "-b add");
            if (Flags & DISPLAYFLAG_ABOVE) Cmd=CatStr(Cmd, ",above");
            if (Flags & DISPLAYFLAG_STICKY) Cmd=CatStr(Cmd, ",sticky");
        }

        if (Flags & DISPLAYFLAG_POSITION)
        {
            if (WMCtrlGetDesktopAvailable(WMCtrlPath, &deskwide, &deskhigh))
						{
            x=AppConfig->Xpos;
            wide=300;
            if (x < 0) x=deskwide - wide - x - 4;

            y=AppConfig->Ypos;
            high=100;
            if (y < 0) y=deskhigh - high - y - 4;

            Tempstr=FormatStr(Tempstr, " -e 0,%d,%d,300,100", x, y);
            Cmd=CatStr(Cmd, Tempstr);
						}
        }

        system(Cmd);

    }

    Destroy(WMCtrlPath);
    Destroy(Tempstr);
    Destroy(WinID);
    Destroy(Cmd);
}