--- rxvt-unicode/src/rxvttoolkit.h 2006/01/11 00:59:58 1.9 +++ rxvt-unicode/src/rxvttoolkit.h 2011/02/21 07:12:03 1.54 @@ -1,6 +1,26 @@ -/* - * rxvttoolkit.h - provide toolkit-functionality for rxvt. - */ +/*----------------------------------------------------------------------* + * File: rxvttoolkit.h - provide toolkit-functionality for rxvt. + *----------------------------------------------------------------------* + * + * All portions of code are copyright by their respective author/s. + * Copyright (c) 2003-2006 Marc Lehmann + * Copyright (c) 2011 Emanuele Giaquinta + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. + *----------------------------------------------------------------------*/ + #ifndef RXVT_TOOLKIT_H #define RXVT_TOOLKIT_H @@ -10,20 +30,104 @@ # include #endif -#include "iom.h" +#include "ev_cpp.h" -#include "rxvtlib.h" #include "rxvtutil.h" #include "callback.h" +// see rxvttoolkit.C:xa_names, which must be kept in sync +enum { + XA_TEXT, + XA_COMPOUND_TEXT, + XA_UTF8_STRING, + XA_MULTIPLE, + XA_TARGETS, + XA_TIMESTAMP, + XA_VT_SELECTION, + XA_INCR, + XA_WM_PROTOCOLS, + XA_WM_DELETE_WINDOW, + XA_CLIPBOARD, + XA_AVERAGE_WIDTH, + XA_WEIGHT_NAME, + XA_SLANT, + XA_CHARSET_REGISTRY, + XA_CHARSET_ENCODING, +#if ENABLE_FRILLS + XA_MOTIF_WM_HINTS, +#endif +#if ENABLE_EWMH + XA_NET_WM_PID, + XA_NET_WM_NAME, + XA_NET_WM_ICON_NAME, + XA_NET_WM_PING, + XA_NET_WM_ICON, +#endif +#if USE_XIM + XA_WM_LOCALE_NAME, + XA_XIM_SERVERS, +#endif +#if ENABLE_TRANSPARENCY + XA_XROOTPMAP_ID, + XA_ESETROOT_PMAP_ID, +#endif +#if ENABLE_XEMBED + XA_XEMBED, + XA_XEMBED_INFO, +#endif +#if !ENABLE_MINIMAL + // these are usually allocated by other subsystems, but we do it + // here to avoid a server roundtrip. + XA_SCREEN_RESOURCES, + XA_XDCCC_LINEAR_RGB_CORRECTION, + XA_XDCCC_LINEAR_RGB_MATRICES, + XA_WM_COLORMAP_WINDOWS, + XA_WM_STATE, + XA_cursor, +# if USE_XIM + // various selection targets used by XIM + XA_TRANSPORT, + XA_LOCALES, + XA__XIM_PROTOCOL, + XA__XIM_XCONNECT, + XA__XIM_MOREDATA, +# endif +#endif + NUM_XA +}; + struct rxvt_term; struct rxvt_display; struct im_watcher; struct xevent_watcher; -struct refcounted { +template +struct event_vec : vector +{ + void erase_unordered (unsigned int pos) + { + watcher *w = (*this)[this->size () - 1]; + this->pop_back (); + + if (!this->empty ()) + if (((*this)[pos] = w)) // '=' is correct! + w->active = pos + 1; + } +}; + +struct rxvt_watcher +{ + int active; /* 0 == inactive, else index into respective vector */ + + bool is_active () { return active; } + + rxvt_watcher () : active (0) { } +}; + +struct refcounted +{ int referenced; char *id; @@ -34,7 +138,8 @@ }; template -struct refcache : vector { +struct refcache : vector +{ T *get (const char *id); void put (T *obj); void clear (); @@ -47,8 +152,37 @@ ///////////////////////////////////////////////////////////////////////////// +struct rxvt_screen; + +struct rxvt_drawable +{ + rxvt_screen *screen; + Drawable drawable; + operator Drawable() { return drawable; } + +#if XFT + XftDraw *xftdrawable; + operator XftDraw *(); +#endif + + rxvt_drawable (rxvt_screen *screen, Drawable drawable) + : screen(screen), +#if XFT + xftdrawable(0), +#endif + drawable(drawable) + { } + +#if XFT + ~rxvt_drawable (); +#endif +}; + +///////////////////////////////////////////////////////////////////////////// + #ifdef USE_XIM -struct rxvt_xim : refcounted { +struct rxvt_xim : refcounted +{ void destroy (); rxvt_display *display; @@ -61,12 +195,35 @@ }; #endif -struct rxvt_display : refcounted { - Atom xa_xim_servers; +struct rxvt_screen +{ + rxvt_display *display; + Display *dpy; + int depth; + Visual *visual; + Colormap cmap; - io_manager_vec xw; +#if XFT + // scratch pixmap + rxvt_drawable *scratch_area; + int scratch_w, scratch_h; - io_watcher x_ev; void x_cb (io_watcher &w, short revents); + rxvt_drawable &scratch_drawable (int w, int h); + + rxvt_screen (); +#endif + + void set (rxvt_display *disp); + void select_visual (int bitdepth); + void clear (); +}; + +struct rxvt_display : refcounted +{ + event_vec xw; + + ev::prepare flush_ev; void flush_cb (ev::prepare &w, int revents); + ev::io x_ev ; void x_cb (ev::io &w, int revents); #ifdef USE_XIM refcache xims; @@ -77,31 +234,30 @@ #endif //public - Display *display; - int depth; + Display *dpy; int screen; - Visual *visual; - Colormap cmap; Window root; rxvt_term *selection_owner; -#ifndef NO_SLOW_LINK_SUPPORT + rxvt_term *clipboard_owner; + Atom xa[NUM_XA]; bool is_local; -#endif #ifdef POINTER_BLANK Cursor blank_cursor; #endif rxvt_display (const char *id); - XrmDatabase get_resources (); + XrmDatabase get_resources (bool refresh); bool ref_init (); void ref_next (); ~rxvt_display (); - operator Display *() const { return display; } + void flush () + { + flush_ev.start (); + } - void flush (); Atom atom (const char *name); - void set_selection_owner (rxvt_term *owner); + void set_selection_owner (rxvt_term *owner, bool clipboard); void reg (xevent_watcher *w); void unreg (xevent_watcher *w); @@ -116,16 +272,13 @@ }; #ifdef USE_XIM -struct im_watcher : watcher, callback0 { - template - im_watcher (O1 *object, void (O2::*method) ()) - : callback0 (object,method) - { } - +struct im_watcher : rxvt_watcher, callback +{ void start (rxvt_display *display) { display->reg (this); } + void stop (rxvt_display *display) { display->unreg (this); @@ -133,19 +286,16 @@ }; #endif -struct xevent_watcher : watcher, callback1 { +struct xevent_watcher : rxvt_watcher, callback +{ Window window; - template - xevent_watcher (O1 *object, void (O2::*method) (XEvent &)) - : callback1 (object,method) - { } - void start (rxvt_display *display, Window window) { this->window = window; display->reg (this); } + void stop (rxvt_display *display) { display->unreg (this); @@ -158,28 +308,91 @@ typedef unsigned long Pixel; -struct rxvt_color { +struct rgba +{ + unsigned short r, g, b, a; + + enum { MIN_CC = 0x0000, MAX_CC = 0xffff }; + + rgba () + { } + + rgba (unsigned short r, unsigned short g, unsigned short b, unsigned short a = MAX_CC) + : r(r), g(g), b(b), a(a) + { } +}; + +struct rxvt_color +{ #if XFT XftColor c; - operator Pixel () const { return c.pixel; } #else - Pixel p; - operator Pixel () const { return p; } + XColor c; #endif + operator Pixel () const { return c.pixel; } + bool operator == (const rxvt_color &b) const { return Pixel (*this) == Pixel (b); } bool operator != (const rxvt_color &b) const { return Pixel (*this) != Pixel (b); } - void get (rxvt_display *display, unsigned short &cr, unsigned short &cg, unsigned short &cb); - - bool set (rxvt_display *display, Pixel p); - bool set (rxvt_display *display, const char *name); - bool set (rxvt_display *display, unsigned short cr, unsigned short cg, unsigned short cb); + bool is_opaque () const + { +#if XFT + return c.color.alpha == rgba::MAX_CC; +#else + return 1; +#endif + } + + bool alloc (rxvt_screen *screen, const rgba &color); + void free (rxvt_screen *screen); - rxvt_color fade (rxvt_display *, int percent); // fades to black - rxvt_color fade (rxvt_display *, int percent, rxvt_color &fadeto); + void get (rgba &color); + void get (XColor &color); - void free (rxvt_display *display); + bool set (rxvt_screen *screen, const char *name); + bool set (rxvt_screen *screen, const rgba &color); + + void fade (rxvt_screen *screen, int percent, rxvt_color &result, const rgba &to = rgba (0, 0, 0)); +}; + +#define Sel_normal 0x01 /* normal selection */ +#define Sel_incr 0x02 /* incremental selection */ +#define Sel_Primary 0x01 +#define Sel_Secondary 0x02 +#define Sel_Clipboard 0x03 +#define Sel_whereMask 0x0f +#define Sel_CompoundText 0x10 /* last request was COMPOUND_TEXT */ +#define Sel_UTF8String 0x20 /* last request was UTF8_STRING */ + +struct rxvt_selection +{ + rxvt_selection (rxvt_display *disp, int selnum, Time tm, Window win, Atom prop, rxvt_term *term, void *cb_sv = 0); + void run (); + ~rxvt_selection (); + + rxvt_term *term; // terminal to paste to, may be 0 + void *cb_sv; // perl callback, may be 0 + + rxvt_display *display; + Time request_time; + Window request_win; + Atom request_prop; + + unsigned char selection_wait; + unsigned char selection_type; + +private: + char *incr_buf; + size_t incr_buf_size, incr_buf_fill; + + void timer_cb (ev::timer &w, int revents); ev::timer timer_ev; + void x_cb (XEvent &xev); xevent_watcher x_ev; + + void finish (char *data = 0, unsigned int len = 0); + void stop (); + bool request (Atom target, int selnum); + void handle_selection (Window win, Atom prop, bool delete_prop); }; #endif