mirror of https://github.com/davatorium/rofi.git
136 lines
3.8 KiB
C
136 lines
3.8 KiB
C
#ifndef __X11_HELPER_H__
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#define __X11_HELPER_H__
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int window_get_prop ( Display *display, Window w, Atom prop,
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Atom *type, int *items,
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void *buffer, unsigned int bytes ) __attribute__ ( ( nonnull ( 4, 5 ) ) );
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/**
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* @param display Connection to the X server.
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* @param w The Window to read property from.
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* @param atom The property identifier
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*
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* Get text property defined by atom from window.
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* Support utf8.
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*
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* @returns a newly allocated string with the result or NULL
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*/
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char* window_get_text_prop ( Display *display, Window w, Atom atom );
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int window_get_atom_prop ( Display *display, Window w, Atom atom, Atom *list, int count );
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void window_set_atom_prop ( Display *display, Window w, Atom prop, Atom *atoms, int count );
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int window_get_cardinal_prop ( Display *display, Window w, Atom atom, unsigned long *list, int count );
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/**
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* Window info.
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*/
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#define ATOM_ENUM( x ) x
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#define ATOM_CHAR( x ) # x
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// usable space on a monitor
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#define EWMH_ATOMS( X ) \
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X ( _NET_CLIENT_LIST_STACKING ), \
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X ( _NET_NUMBER_OF_DESKTOPS ), \
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X ( _NET_CURRENT_DESKTOP ), \
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X ( _NET_ACTIVE_WINDOW ), \
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X ( _NET_WM_NAME ), \
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X ( _NET_WM_STATE ), \
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X ( _NET_WM_STATE_SKIP_TASKBAR ), \
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X ( _NET_WM_STATE_SKIP_PAGER ), \
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X ( _NET_WM_STATE_ABOVE ), \
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X ( _NET_WM_DESKTOP ), \
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X ( CLIPBOARD ), \
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X ( UTF8_STRING ), \
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X ( _NET_WM_WINDOW_OPACITY )
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enum { EWMH_ATOMS ( ATOM_ENUM ), NUM_NETATOMS };
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extern const char *netatom_names[];
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extern Atom netatoms[NUM_NETATOMS];
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typedef struct
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{
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int x, y, w, h;
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int l, r, t, b;
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} workarea;
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void monitor_active ( Display *display, workarea *mon );
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int window_send_message ( Display *display, Window target, Window subject,
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Atom atom, unsigned long protocol,
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unsigned long mask, Time time );
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// find the dimensions of the monitor displaying point x,y
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void monitor_dimensions ( Display *display, Screen *screen, int x, int y, workarea *mon );
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/**
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* @param display The display.
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*
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* Release keyboard.
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*/
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void release_keyboard ( Display *display );
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/**
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* @param display The display.
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* @param w Window we want to grab keyboard on.
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*
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* Grab keyboard and mouse.
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*
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* @return 1 when keyboard is grabbed, 0 not.
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*/
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int take_keyboard ( Display *display, Window w );
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/**
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* @param display Connection to the X server.
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* @param modmask Modifier mask.
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* @param key Key.
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*
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* Grab key on display.
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*/
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void x11_grab_key ( Display *display, unsigned int modmask, KeySym key );
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/**
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* @param combo String representing the key combo
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* @param mod [out] The modifier specified (or AnyModifier if not specified)
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* @param key [out] The key specified
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*
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* Parse key from user input string.
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*/
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void x11_parse_key ( char *combo, unsigned int *mod, KeySym *key );
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/**
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* @param display The connection to the X server.
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* @param box The window to set the opacity on.
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* @param opacity The opacity value. (0-100)
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*
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* Set the opacity of the window and sub-windows.
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*/
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void x11_set_window_opacity ( Display *display, Window box, unsigned int opacity );
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/**
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* Setup several items required.
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* * Error handling,
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* * Numlock detection
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* * Cache
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*/
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void x11_setup ( Display *display );
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/**
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* @param display Connection to the X server.
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*
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* This function tries to create a 32bit TrueColor colormap.
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* If this fails, it falls back to the default for the connected display.
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*/
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void create_visual_and_colormap ( Display *display );
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/**
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* @param display Connection to the X server.
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* @param name String representing the color.
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*
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* Allocate a pixel value for an X named color
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*/
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unsigned int color_get ( Display *display, const char *const name );
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#endif
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