improve xopenim error message

[dmenu.git] / dmenu.c

diff --git a/dmenu.c b/dmenu.c
index d605ab4..3bfd74d 100644 (file)
--- a/dmenu.c
+++ b/dmenu.c
@@ -6,6 +6,7 @@
 #include <string.h>
 #include <strings.h>
 #include <time.h>
 #include <string.h>
 #include <strings.h>
 #include <time.h>

+#include <unistd.h>

 
 #include <X11/Xlib.h>
 #include <X11/Xatom.h>
 
 #include <X11/Xlib.h>
 #include <X11/Xatom.h>


@@ -144,7 +145,7 @@ drawmenu(void)
        drw_setscheme(drw, scheme[SchemeNorm]);
        drw_text(drw, x, 0, w, bh, lrpad / 2, text, 0);
 
        drw_setscheme(drw, scheme[SchemeNorm]);
        drw_text(drw, x, 0, w, bh, lrpad / 2, text, 0);
 

-       drw_font_getexts(drw->fonts, text, cursor, &curpos, NULL);
+       curpos = TEXTW(text) - TEXTW(&text[cursor]);

        if ((curpos += lrpad / 2 - 1) < w) {
                drw_setscheme(drw, scheme[SchemeNorm]);
                drw_rect(drw, x + curpos, 2, 2, bh - 4, 1, 0);
        if ((curpos += lrpad / 2 - 1) < w) {
                drw_setscheme(drw, scheme[SchemeNorm]);
                drw_rect(drw, x + curpos, 2, 2, bh - 4, 1, 0);


@@ -287,18 +288,42 @@ nextrune(int inc)
        return n;
 }
 
        return n;
 }
 

+static void
+movewordedge(int dir)
+{
+       if (dir < 0) { /* move cursor to the start of the word*/
+               while (cursor > 0 && strchr(worddelimiters, text[nextrune(-1)]))
+                       cursor = nextrune(-1);
+               while (cursor > 0 && !strchr(worddelimiters, text[nextrune(-1)]))
+                       cursor = nextrune(-1);
+       } else { /* move cursor to the end of the word */
+               while (text[cursor] && strchr(worddelimiters, text[cursor]))
+                       cursor = nextrune(+1);
+               while (text[cursor] && !strchr(worddelimiters, text[cursor]))
+                       cursor = nextrune(+1);
+       }
+}
+

 static void
 keypress(XKeyEvent *ev)
 {
        char buf[32];
        int len;
 static void
 keypress(XKeyEvent *ev)
 {
        char buf[32];
        int len;

-       KeySym ksym = NoSymbol;
+       KeySym ksym;

        Status status;
 
        len = XmbLookupString(xic, ev, buf, sizeof buf, &ksym, &status);
        Status status;
 
        len = XmbLookupString(xic, ev, buf, sizeof buf, &ksym, &status);

-       if (status == XBufferOverflow)
+       switch (status) {
+       default: /* XLookupNone, XBufferOverflow */

                return;
                return;

-       if (ev->state & ControlMask)
+       case XLookupChars:
+               goto insert;
+       case XLookupKeySym:
+       case XLookupBoth:
+               break;
+       }
+
+       if (ev->state & ControlMask) {

                switch(ksym) {
                case XK_a: ksym = XK_Home;      break;
                case XK_b: ksym = XK_Left;      break;
                switch(ksym) {
                case XK_a: ksym = XK_Home;      break;
                case XK_b: ksym = XK_Left;      break;


@@ -334,6 +359,12 @@ keypress(XKeyEvent *ev)
                        XConvertSelection(dpy, (ev->state & ShiftMask) ? clip : XA_PRIMARY,
                                          utf8, utf8, win, CurrentTime);
                        return;
                        XConvertSelection(dpy, (ev->state & ShiftMask) ? clip : XA_PRIMARY,
                                          utf8, utf8, win, CurrentTime);
                        return;

+               case XK_Left:
+                       movewordedge(-1);
+                       goto draw;
+               case XK_Right:
+                       movewordedge(+1);
+                       goto draw;

                case XK_Return:
                case XK_KP_Enter:
                        break;
                case XK_Return:
                case XK_KP_Enter:
                        break;


@@ -343,8 +374,14 @@ keypress(XKeyEvent *ev)
                default:
                        return;
                }
                default:
                        return;
                }

-       else if (ev->state & Mod1Mask)
+       } else if (ev->state & Mod1Mask) {

                switch(ksym) {
                switch(ksym) {

+               case XK_b:
+                       movewordedge(-1);
+                       goto draw;
+               case XK_f:
+                       movewordedge(+1);
+                       goto draw;

                case XK_g: ksym = XK_Home;  break;
                case XK_G: ksym = XK_End;   break;
                case XK_h: ksym = XK_Up;    break;
                case XK_g: ksym = XK_Home;  break;
                case XK_G: ksym = XK_End;   break;
                case XK_h: ksym = XK_Up;    break;


@@ -354,8 +391,11 @@ keypress(XKeyEvent *ev)
                default:
                        return;
                }
                default:
                        return;
                }

+       }
+

        switch(ksym) {
        default:
        switch(ksym) {
        default:

+insert:

                if (!iscntrl(*buf))
                        insert(buf, len);
                break;
                if (!iscntrl(*buf))
                        insert(buf, len);
                break;


@@ -455,6 +495,8 @@ keypress(XKeyEvent *ev)
                match();
                break;
        }
                match();
                break;
        }

+
+draw:

        drawmenu();
 }
 
        drawmenu();
 }
 


@@ -467,10 +509,12 @@ paste(void)
        Atom da;
 
        /* we have been given the current selection, now insert it into input */
        Atom da;
 
        /* we have been given the current selection, now insert it into input */

-       XGetWindowProperty(dpy, win, utf8, 0, (sizeof text / 4) + 1, False,
-                          utf8, &da, &di, &dl, &dl, (unsigned char **)&p);
-       insert(p, (q = strchr(p, '\n')) ? q - p : (ssize_t)strlen(p));
-       XFree(p);
+       if (XGetWindowProperty(dpy, win, utf8, 0, (sizeof text / 4) + 1, False,
+                          utf8, &da, &di, &dl, &dl, (unsigned char **)&p)
+           == Success && p) {
+               insert(p, (q = strchr(p, '\n')) ? q - p : (ssize_t)strlen(p));
+               XFree(p);
+       }

        drawmenu();
 }
 
        drawmenu();
 }
 


@@ -509,9 +553,14 @@ run(void)
        XEvent ev;
 
        while (!XNextEvent(dpy, &ev)) {
        XEvent ev;
 
        while (!XNextEvent(dpy, &ev)) {

-               if (XFilterEvent(&ev, win))
+               if (XFilterEvent(&ev, None))

                        continue;
                switch(ev.type) {
                        continue;
                switch(ev.type) {

+               case DestroyNotify:
+                       if (ev.xdestroywindow.window != win)
+                               break;
+                       cleanup();
+                       exit(1);

                case Expose:
                        if (ev.xexpose.count == 0)
                                drw_map(drw, win, 0, 0, mw, mh);
                case Expose:
                        if (ev.xexpose.count == 0)
                                drw_map(drw, win, 0, 0, mw, mh);


@@ -539,22 +588,21 @@ run(void)
 static void
 setup(void)
 {
 static void
 setup(void)
 {

-       int x, y, i = 0;
+       int x, y, i, j;

        unsigned int du;
        XSetWindowAttributes swa;
        XIM xim;
        Window w, dw, *dws;
        XWindowAttributes wa;
        unsigned int du;
        XSetWindowAttributes swa;
        XIM xim;
        Window w, dw, *dws;
        XWindowAttributes wa;

+       XClassHint ch = {"dmenu", "dmenu"};

 #ifdef XINERAMA
        XineramaScreenInfo *info;
        Window pw;
 #ifdef XINERAMA
        XineramaScreenInfo *info;
        Window pw;

-       int a, j, di, n, area = 0;
+       int a, di, n, area = 0;

 #endif
 #endif

-

        /* init appearance */
        /* init appearance */

-       scheme[SchemeNorm] = drw_scm_create(drw, colors[SchemeNorm], 2);
-       scheme[SchemeSel] = drw_scm_create(drw, colors[SchemeSel], 2);
-       scheme[SchemeOut] = drw_scm_create(drw, colors[SchemeOut], 2);
+       for (j = 0; j < SchemeLast; j++)
+               scheme[j] = drw_scm_create(drw, colors[j], 2);

 
        clip = XInternAtom(dpy, "CLIPBOARD",   False);
        utf8 = XInternAtom(dpy, "UTF8_STRING", False);
 
        clip = XInternAtom(dpy, "CLIPBOARD",   False);
        utf8 = XInternAtom(dpy, "UTF8_STRING", False);


@@ -564,6 +612,7 @@ setup(void)
        lines = MAX(lines, 0);
        mh = (lines + 1) * bh;
 #ifdef XINERAMA
        lines = MAX(lines, 0);
        mh = (lines + 1) * bh;
 #ifdef XINERAMA

+       i = 0;

        if (parentwin == root && (info = XineramaQueryScreens(dpy, &n))) {
                XGetInputFocus(dpy, &w, &di);
                if (mon >= 0 && mon < n)
        if (parentwin == root && (info = XineramaQueryScreens(dpy, &n))) {
                XGetInputFocus(dpy, &w, &di);
                if (mon >= 0 && mon < n)


@@ -613,15 +662,26 @@ setup(void)
        win = XCreateWindow(dpy, parentwin, x, y, mw, mh, 0,
                            CopyFromParent, CopyFromParent, CopyFromParent,
                            CWOverrideRedirect | CWBackPixel | CWEventMask, &swa);
        win = XCreateWindow(dpy, parentwin, x, y, mw, mh, 0,
                            CopyFromParent, CopyFromParent, CopyFromParent,
                            CWOverrideRedirect | CWBackPixel | CWEventMask, &swa);

+       XSetClassHint(dpy, win, &ch);
+
+
+       /* input methods */
+       if ((xim = XOpenIM(dpy, NULL, NULL, NULL)) == NULL) {
+               XSetLocaleModifiers("@im=local");
+               if ((xim = XOpenIM(dpy, NULL, NULL, NULL)) == NULL) {
+                       XSetLocaleModifiers("@im=");
+                       if ((xim = XOpenIM(dpy, NULL, NULL, NULL)) == NULL)
+                               die("XOpenIM failed: could not open input device");
+               }
+       }

 
 

-       /* open input methods */
-       xim = XOpenIM(dpy, NULL, NULL, NULL);

        xic = XCreateIC(xim, XNInputStyle, XIMPreeditNothing | XIMStatusNothing,
                        XNClientWindow, win, XNFocusWindow, win, NULL);
 
        XMapRaised(dpy, win);
        xic = XCreateIC(xim, XNInputStyle, XIMPreeditNothing | XIMStatusNothing,
                        XNClientWindow, win, XNFocusWindow, win, NULL);
 
        XMapRaised(dpy, win);

+       XSetInputFocus(dpy, win, RevertToParent, CurrentTime);

        if (embed) {
        if (embed) {

-               XSelectInput(dpy, parentwin, FocusChangeMask);
+               XSelectInput(dpy, parentwin, FocusChangeMask | SubstructureNotifyMask);

                if (XQueryTree(dpy, parentwin, &dw, &w, &dws, &du) && dws) {
                        for (i = 0; i < du && dws[i] != win; ++i)
                                XSelectInput(dpy, dws[i], FocusChangeMask);
                if (XQueryTree(dpy, parentwin, &dw, &w, &dws, &du) && dws) {
                        for (i = 0; i < du && dws[i] != win; ++i)
                                XSelectInput(dpy, dws[i], FocusChangeMask);


@@ -685,6 +745,8 @@ main(int argc, char *argv[])
 
        if (!setlocale(LC_CTYPE, "") || !XSupportsLocale())
                fputs("warning: no locale support\n", stderr);
 
        if (!setlocale(LC_CTYPE, "") || !XSupportsLocale())
                fputs("warning: no locale support\n", stderr);

+       if (!XSetLocaleModifiers(""))
+               fputs("warning: no locale modifiers support\n", stderr);

        if (!(dpy = XOpenDisplay(NULL)))
                die("cannot open display");
        screen = DefaultScreen(dpy);
        if (!(dpy = XOpenDisplay(NULL)))
                die("cannot open display");
        screen = DefaultScreen(dpy);


@@ -699,7 +761,12 @@ main(int argc, char *argv[])
                die("no fonts could be loaded.");
        lrpad = drw->fonts->h;
 
                die("no fonts could be loaded.");
        lrpad = drw->fonts->h;
 

-       if (fast) {
+#ifdef __OpenBSD__
+       if (pledge("stdio rpath", NULL) == -1)
+               die("pledge");
+#endif
+
+       if (fast && !isatty(0)) {

                grabkeyboard();
                readstdin();
        } else {
                grabkeyboard();
                readstdin();
        } else {