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Own win method for mouse cursor location

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This commit is contained in:
Bert Münnich 2017-10-05 13:47:02 +02:00
parent b8fd923e74
commit d81442f55d
3 changed files with 16 additions and 6 deletions
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10
commands.c
View file

@ -322,19 +322,17 @@ bool ci_scroll_to_edge(arg_t dir)
bool ci_drag(arg_t _) bool ci_drag(arg_t _)
{ {
int i, x, y; int x, y;
float px, py; float px, py;
unsigned int ui;
XEvent e; XEvent e;
Window w;
if ((int)(img.w * img.zoom) < win.w && (int)(img.h * img.zoom) < win.h) if ((int)(img.w * img.zoom) <= win.w && (int)(img.h * img.zoom) <= win.h)
return false;
if (!XQueryPointer(win.env.dpy, win.xwin, &w, &w, &i, &i, &x, &y, &ui))
return false; return false;
win_set_cursor(&win, CURSOR_DRAG); win_set_cursor(&win, CURSOR_DRAG);
win_cursor_pos(&win, &x, &y);
for (;;) { for (;;) {
px = MIN(MAX(0.0, x - win.w*0.1), win.w*0.8) / (win.w*0.8) px = MIN(MAX(0.0, x - win.w*0.1), win.w*0.8) / (win.w*0.8)
* (win.w - img.w * img.zoom); * (win.w - img.w * img.zoom);

11
window.c
View file

@ -470,3 +470,14 @@ void win_set_cursor(win_t *win, cursor_t cursor)
XFlush(win->env.dpy); XFlush(win->env.dpy);
} }
} }
void win_cursor_pos(win_t *win, int *x, int *y)
{
int i;
unsigned int ui;
Window w;
if (!XQueryPointer(win->env.dpy, win->xwin, &w, &w, &i, &i, x, y, &ui))
*x = *y = 0;
}

1
window.h
View file

@ -106,5 +106,6 @@ int win_textwidth(const win_env_t*, const char*, unsigned int, bool);
void win_set_title(win_t*, const char*); void win_set_title(win_t*, const char*);
void win_set_cursor(win_t*, cursor_t); void win_set_cursor(win_t*, cursor_t);
void win_cursor_pos(win_t*, int*, int*);
#endif /* WINDOW_H */ #endif /* WINDOW_H */