56 lines
1.4 KiB
C
56 lines
1.4 KiB
C
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/*
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* This file is part of the UCB release of Plan 9. It is subject to the license
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* terms in the LICENSE file found in the top-level directory of this
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* distribution and at http://akaros.cs.berkeley.edu/files/Plan9License. No
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* part of the UCB release of Plan 9, including this file, may be copied,
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* modified, propagated, or distributed except according to the terms contained
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* in the LICENSE file.
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*/
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#pragma src "/sys/src/libdraw"
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typedef struct Channel Channel;
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typedef struct Cursor Cursor;
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typedef struct Menu Menu;
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typedef struct Mousectl Mousectl;
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struct Mouse
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{
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int buttons; /* bit array: LMR=124 */
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Point xy;
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uint32_t msec;
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};
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struct Mousectl
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{
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Mouse;
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Channel *c; /* chan(Mouse) */
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Channel *resizec; /* chan(int)[2] */
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/* buffered in case client is waiting for a mouse action before handling resize */
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char *file;
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int mfd; /* to mouse file */
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int cfd; /* to cursor file */
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int pid; /* of slave proc */
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Image* image; /* of associated window/display */
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};
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struct Menu
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{
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char **item;
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char *(*gen)(int);
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int lasthit;
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};
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/*
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* Mouse
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*/
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extern Mousectl* initmouse(char*, Image*);
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extern void moveto(Mousectl*, Point);
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extern int readmouse(Mousectl*);
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extern void closemouse(Mousectl*);
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extern void setcursor(Mousectl*, Cursor*);
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extern void drawgetrect(Rectangle, int);
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extern Rectangle getrect(int, Mousectl*);
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extern int menuhit(int, Mousectl*, Menu*, Screen*);
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