87 lines
1.8 KiB
C
87 lines
1.8 KiB
C
/*
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* vim:ts=8:sw=3:sts=8:noexpandtab:cino=>5n-3f0^-2{2
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*/
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#include "e.h"
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static char *_e_stolen_winid_str_get(Ecore_X_Window win);
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typedef struct _E_Stolen_Window E_Stolen_Window;
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struct _E_Stolen_Window
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{
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Ecore_X_Window win;
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int refcount;
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};
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static Evas_Hash *_e_stolen_windows = NULL;
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/* externally accessible functions */
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EAPI int
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e_stolen_win_get(Ecore_X_Window win)
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{
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E_Stolen_Window *esw;
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esw = evas_hash_find(_e_stolen_windows, _e_stolen_winid_str_get(win));
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if (esw) return 1;
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return 0;
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}
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EAPI void
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e_stolen_win_add(Ecore_X_Window win)
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{
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E_Stolen_Window *esw;
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esw = evas_hash_find(_e_stolen_windows, _e_stolen_winid_str_get(win));
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if (esw)
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{
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esw->refcount++;
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}
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else
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{
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esw = E_NEW(E_Stolen_Window, 1);
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esw->win = win;
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esw->refcount = 1;
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_e_stolen_windows = evas_hash_add(_e_stolen_windows, _e_stolen_winid_str_get(win), esw);
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}
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return;
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}
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EAPI void
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e_stolen_win_del(Ecore_X_Window win)
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{
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E_Stolen_Window *esw;
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esw = evas_hash_find(_e_stolen_windows, _e_stolen_winid_str_get(win));
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if (esw)
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{
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esw->refcount--;
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if (esw->refcount == 0)
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{
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_e_stolen_windows = evas_hash_del(_e_stolen_windows, _e_stolen_winid_str_get(win), esw);
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free(esw);
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}
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}
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return;
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}
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/* local subsystem functions */
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static char *
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_e_stolen_winid_str_get(Ecore_X_Window win)
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{
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const char *vals = "qWeRtYuIoP5-$&<~";
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static char id[9];
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unsigned int val;
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val = (unsigned int)win;
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id[0] = vals[(val >> 28) & 0xf];
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id[1] = vals[(val >> 24) & 0xf];
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id[2] = vals[(val >> 20) & 0xf];
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id[3] = vals[(val >> 16) & 0xf];
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id[4] = vals[(val >> 12) & 0xf];
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id[5] = vals[(val >> 8) & 0xf];
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id[6] = vals[(val >> 4) & 0xf];
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id[7] = vals[(val ) & 0xf];
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id[8] = 0;
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return id;
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}
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