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Simplify cursor handling

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This commit is contained in:
Bert Münnich 2017-10-05 12:30:31 +02:00
parent e310136e02
commit b8fd923e74
3 changed files with 25 additions and 32 deletions
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2
Makefile
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@ -1,4 +1,4 @@
VERSION := git-20171004 VERSION := git-20171005
all: sxiv all: sxiv

6
types.h
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@ -65,9 +65,11 @@ typedef enum {
typedef enum { typedef enum {
CURSOR_ARROW, CURSOR_ARROW,
CURSOR_NONE,
CURSOR_DRAG, CURSOR_DRAG,
CURSOR_WATCH CURSOR_WATCH,
CURSOR_NONE,
CURSOR_COUNT
} cursor_t; } cursor_t;
typedef enum { typedef enum {

49
window.c
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@ -35,10 +35,13 @@ enum {
V_TEXT_PAD = 1 V_TEXT_PAD = 1
}; };
static Cursor carrow; static struct {
static Cursor cnone; int name;
static Cursor cdrag; Cursor icon;
static Cursor cwatch; } cursors[CURSOR_COUNT] = {
{ XC_left_ptr }, { XC_dotbox }, { XC_watch }
};
static GC gc; static GC gc;
static XftFont *font; static XftFont *font;
@ -153,6 +156,7 @@ void win_open(win_t *win)
XClassHint classhint; XClassHint classhint;
unsigned long *icon_data; unsigned long *icon_data;
XColor col; XColor col;
Cursor *cnone = &cursors[CURSOR_NONE].icon;
char none_data[] = { 0, 0, 0, 0, 0, 0, 0, 0 }; char none_data[] = { 0, 0, 0, 0, 0, 0, 0, 0 };
Pixmap none; Pixmap none;
int gmask; int gmask;
@ -209,17 +213,17 @@ void win_open(win_t *win)
ButtonReleaseMask | ButtonPressMask | KeyPressMask | ButtonReleaseMask | ButtonPressMask | KeyPressMask |
PointerMotionMask | StructureNotifyMask); PointerMotionMask | StructureNotifyMask);
carrow = XCreateFontCursor(e->dpy, XC_left_ptr); for (i = 0; i < ARRLEN(cursors); i++) {
cdrag = XCreateFontCursor(e->dpy, XC_dotbox); if (i != CURSOR_NONE)
cwatch = XCreateFontCursor(e->dpy, XC_watch); cursors[i].icon = XCreateFontCursor(e->dpy, cursors[i].name);
}
if (XAllocNamedColor(e->dpy, DefaultColormap(e->dpy, e->scr), "black", if (XAllocNamedColor(e->dpy, DefaultColormap(e->dpy, e->scr), "black",
&col, &col) == 0) &col, &col) == 0)
{ {
error(EXIT_FAILURE, 0, "Error allocating color 'black'"); error(EXIT_FAILURE, 0, "Error allocating color 'black'");
} }
none = XCreateBitmapFromData(e->dpy, win->xwin, none_data, 8, 8); none = XCreateBitmapFromData(e->dpy, win->xwin, none_data, 8, 8);
cnone = XCreatePixmapCursor(e->dpy, none, none, &col, &col, 0, 0); *cnone = XCreatePixmapCursor(e->dpy, none, none, &col, &col, 0, 0);
gc = XCreateGC(e->dpy, win->xwin, 0, None); gc = XCreateGC(e->dpy, win->xwin, 0, None);
@ -275,10 +279,10 @@ void win_open(win_t *win)
CLEANUP void win_close(win_t *win) CLEANUP void win_close(win_t *win)
{ {
XFreeCursor(win->env.dpy, carrow); int i;
XFreeCursor(win->env.dpy, cnone);
XFreeCursor(win->env.dpy, cdrag); for (i = 0; i < ARRLEN(cursors); i++)
XFreeCursor(win->env.dpy, cwatch); XFreeCursor(win->env.dpy, cursors[i].icon);
XFreeGC(win->env.dpy, gc); XFreeGC(win->env.dpy, gc);
@ -461,21 +465,8 @@ void win_set_title(win_t *win, const char *title)
void win_set_cursor(win_t *win, cursor_t cursor) void win_set_cursor(win_t *win, cursor_t cursor)
{ {
switch (cursor) { if (cursor >= 0 && cursor < ARRLEN(cursors)) {
case CURSOR_NONE: XDefineCursor(win->env.dpy, win->xwin, cursors[cursor].icon);
XDefineCursor(win->env.dpy, win->xwin, cnone); XFlush(win->env.dpy);
break;
case CURSOR_DRAG:
XDefineCursor(win->env.dpy, win->xwin, cdrag);
break;
case CURSOR_WATCH:
XDefineCursor(win->env.dpy, win->xwin, cwatch);
break;
case CURSOR_ARROW:
default:
XDefineCursor(win->env.dpy, win->xwin, carrow);
break;
} }
XFlush(win->env.dpy);
} }