Xinqi Bao's Git

patch: mousesupport
[dmenu.git] / dmenu.c
diff --git a/dmenu.c b/dmenu.c
index 1341c3b..fb92462 100644 (file)
--- a/dmenu.c
+++ b/dmenu.c
@@ -633,6 +633,119 @@ draw:
        drawmenu();
 }
 
+static void
+buttonpress(XEvent *e)
+{
+       struct item *item;
+       XButtonPressedEvent *ev = &e->xbutton;
+       int x = 0, y = 0, h = bh, w;
+
+       if (ev->window != win)
+               return;
+
+       /* right-click: exit */
+       if (ev->button == Button3)
+               exit(1);
+
+       if (prompt && *prompt)
+               x += promptw;
+
+       /* input field */
+       w = (lines > 0 || !matches) ? mw - x : inputw;
+
+       /* left-click on input: clear input,
+        * NOTE: if there is no left-arrow the space for < is reserved so
+        *       add that to the input width */
+       if (ev->button == Button1 &&
+          ((lines <= 0 && ev->x >= 0 && ev->x <= x + w +
+          ((!prev || !curr->left) ? TEXTW("<") : 0)) ||
+          (lines > 0 && ev->y >= y && ev->y <= y + h))) {
+               insert(NULL, -cursor);
+               drawmenu();
+               return;
+       }
+       /* middle-mouse click: paste selection */
+       if (ev->button == Button2) {
+               XConvertSelection(dpy, (ev->state & ShiftMask) ? clip : XA_PRIMARY,
+                                 utf8, utf8, win, CurrentTime);
+               drawmenu();
+               return;
+       }
+       /* scroll up */
+       if (ev->button == Button4 && prev) {
+               sel = curr = prev;
+               calcoffsets();
+               drawmenu();
+               return;
+       }
+       /* scroll down */
+       if (ev->button == Button5 && next) {
+               sel = curr = next;
+               calcoffsets();
+               drawmenu();
+               return;
+       }
+       if (ev->button != Button1)
+               return;
+       if (ev->state & ~ControlMask)
+               return;
+       if (lines > 0) {
+               /* vertical list: (ctrl)left-click on item */
+               w = mw - x;
+               for (item = curr; item != next; item = item->right) {
+                       y += h;
+                       if (ev->y >= y && ev->y <= (y + h)) {
+                               puts(item->text);
+                               if (!(ev->state & ControlMask))
+                                       exit(0);
+                               sel = item;
+                               if (sel) {
+                                       sel->out = 1;
+                                       drawmenu();
+                               }
+                               return;
+                       }
+               }
+       } else if (matches) {
+               /* left-click on left arrow */
+               x += inputw;
+               w = TEXTW("<");
+               if (prev && curr->left) {
+                       if (ev->x >= x && ev->x <= x + w) {
+                               sel = curr = prev;
+                               calcoffsets();
+                               drawmenu();
+                               return;
+                       }
+               }
+               /* horizontal list: (ctrl)left-click on item */
+               for (item = curr; item != next; item = item->right) {
+                       x += w;
+                       w = MIN(TEXTW(item->text), mw - x - TEXTW(">"));
+                       if (ev->x >= x && ev->x <= x + w) {
+                               puts(item->text);
+                               if (!(ev->state & ControlMask))
+                                       exit(0);
+                               sel = item;
+                               if (sel) {
+                                       sel->out = 1;
+                                       drawmenu();
+                               }
+                               return;
+                       }
+               }
+               /* left-click on right arrow */
+               w = TEXTW(">");
+               x = mw - w;
+               if (next && ev->x >= x && ev->x <= x + w) {
+                       sel = curr = next;
+                       calcoffsets();
+                       drawmenu();
+                       return;
+               }
+       }
+}
+
 static void
 paste(void)
 {
@@ -687,6 +800,9 @@ run(void)
                                break;
                        cleanup();
                        exit(1);
+               case ButtonPress:
+                       buttonpress(&ev);
+                       break;
                case Expose:
                        if (ev.xexpose.count == 0)
                                drw_map(drw, win, 0, 0, mw, mh);
@@ -806,7 +922,7 @@ setup(void)
        swa.background_pixel = 0;
        swa.border_pixel = 0;
        swa.colormap = cmap;
-       swa.event_mask = ExposureMask | KeyPressMask | VisibilityChangeMask;
+       swa.event_mask = ExposureMask | KeyPressMask | VisibilityChangeMask | ButtonPressMask;
        win = XCreateWindow(dpy, parentwin, x, y, mw, mh, 0,
                            depth, CopyFromParent, visual,
                            CWOverrideRedirect | CWBackPixel | CWBorderPixel | CWColormap | CWEventMask, &swa);