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fltk/src/Fl_cocoa.mm
Manolo Gouy edd848aa9c Mac OS: implement the Cocoa equivalent of Carbon's kEventWindowHidden handler. 
Positive effect visible with the clock demo.

git-svn-id: file:///fltk/svn/fltk/branches/branch-1.3@8531 ea41ed52-d2ee-0310-a9c1-e6b18d33e121
2011-03-25 12:02:31 +00:00

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//
// "$Id: Fl_cocoa.mm 6971 2009-04-13 07:32:01Z matt $"
//
// MacOS-Cocoa specific code for the Fast Light Tool Kit (FLTK).
//
// Copyright 1998-2011 by Bill Spitzak and others.
//
// This library is free software; you can redistribute it and/or
// modify it under the terms of the GNU Library General Public
// License as published by the Free Software Foundation; either
// version 2 of the License, or (at your option) any later version.
//
// This library 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
// Library General Public License for more details.
//
// You should have received a copy of the GNU Library General Public
// License along with this library; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
// USA.
//
// Please report all bugs and problems on the following page:
//
// http://www.fltk.org/str.php
//
//// From the inner edge of a MetroWerks CodeWarrior CD:
// (without permission)
//
// "Three Compiles for 68Ks under the sky,
// Seven Compiles for PPCs in their fragments of code,
// Nine Compiles for Mortal Carbon doomed to die,
// One Compile for Mach-O Cocoa on its Mach-O throne,
// in the Land of MacOS X where the Drop-Shadows lie.
//
// One Compile to link them all, One Compile to merge them,
// One Compile to copy them all and in the bundle bind them,
// in the Land of MacOS X where the Drop-Shadows lie."
#ifdef __APPLE__
#define CONSOLIDATE_MOTION 0
extern "C" {
#include <pthread.h>
}
#include <FL/Fl.H>
#include <FL/x.H>
#include <FL/Fl_Window.H>
#include <FL/Fl_Tooltip.H>
#include <FL/Fl_Sys_Menu_Bar.H>
#include <FL/Fl_Printer.H>
#include <FL/Fl_Input_.H>
#include <FL/Fl_Text_Display.H>
#include <stdio.h>
#include <stdlib.h>
#include "flstring.h"
#include <unistd.h>
#include <stdarg.h>
#import <Cocoa/Cocoa.h>
#ifndef NSINTEGER_DEFINED // appears with 10.5 in NSObjCRuntime.h
#if defined(__LP64__) && __LP64__
typedef long NSInteger;
typedef unsigned long NSUInteger;
#else
typedef long NSInteger;
typedef unsigned int NSUInteger;
#endif
#endif
// #define DEBUG_SELECT // UNCOMMENT FOR SELECT()/THREAD DEBUGGING
#ifdef DEBUG_SELECT
#include <stdio.h> // testing
#define DEBUGMSG(msg) if ( msg ) fprintf(stderr, msg);
#define DEBUGPERRORMSG(msg) if ( msg ) perror(msg)
#define DEBUGTEXT(txt) txt
#else
#define DEBUGMSG(msg)
#define DEBUGPERRORMSG(msg)
#define DEBUGTEXT(txt) NULL
#endif /*DEBUG_SELECT*/
// external functions
extern void fl_fix_focus();
extern Fl_Offscreen fl_create_offscreen_with_alpha(int w, int h);
// forward definition of functions in this file
// converting cr lf converter function
static void convert_crlf(char * string, size_t len);
static void createAppleMenu(void);
static Fl_Region MacRegionMinusRect(Fl_Region r, int x,int y,int w,int h);
static void cocoaMouseHandler(NSEvent *theEvent);
static Fl_Quartz_Graphics_Driver fl_quartz_driver;
static Fl_Display_Device fl_quartz_display(&fl_quartz_driver);
FL_EXPORT Fl_Graphics_Driver *fl_graphics_driver = (Fl_Graphics_Driver*)&fl_quartz_driver; // the current target device of graphics operations
Fl_Surface_Device* Fl_Surface_Device::_surface = (Fl_Surface_Device*)&fl_quartz_display; // the current target surface of graphics operations
Fl_Display_Device *Fl_Display_Device::_display = &fl_quartz_display; // the platform display
// public variables
int fl_screen;
CGContextRef fl_gc = 0;
void *fl_system_menu; // this is really a NSMenu*
Fl_Sys_Menu_Bar *fl_sys_menu_bar = 0;
void *fl_default_cursor; // this is really a NSCursor*
void *fl_capture = 0; // (NSWindow*) we need this to compensate for a missing(?) mouse capture
bool fl_show_iconic; // true if called from iconize() - shows the next created window in collapsed state
//int fl_disable_transient_for; // secret method of removing TRANSIENT_FOR
Window fl_window;
Fl_Window *Fl_Window::current_;
int fl_mac_os_version = 0; // the version number of the running Mac OS X (e.g., 100604 for 10.6.4)
// forward declarations of variables in this file
static int got_events = 0;
static Fl_Window* resize_from_system;
#if CONSOLIDATE_MOTION
static Fl_Window* send_motion;
extern Fl_Window* fl_xmousewin;
#endif
enum { FLTKTimerEvent = 1, FLTKDataReadyEvent };
/* fltk-utf8 placekeepers */
void fl_reset_spot()
{
}
void fl_set_spot(int font, int size, int X, int Y, int W, int H, Fl_Window *win)
{
}
void fl_set_status(int x, int y, int w, int h)
{
}
/*
* Mac keyboard lookup table
*/
static unsigned short macKeyLookUp[128] =
{
'a', 's', 'd', 'f', 'h', 'g', 'z', 'x',
'c', 'v', '^', 'b', 'q', 'w', 'e', 'r',
'y', 't', '1', '2', '3', '4', '6', '5',
'=', '9', '7', '-', '8', '0', ']', 'o',
'u', '[', 'i', 'p', FL_Enter, 'l', 'j', '\'',
'k', ';', '\\', ',', '/', 'n', 'm', '.',
FL_Tab, ' ', '`', FL_BackSpace,
FL_KP_Enter, FL_Escape, 0, 0/*FL_Meta_L*/,
0/*FL_Shift_L*/, 0/*FL_Caps_Lock*/, 0/*FL_Alt_L*/, 0/*FL_Control_L*/,
0/*FL_Shift_R*/, 0/*FL_Alt_R*/, 0/*FL_Control_R*/, 0,
0, FL_KP+'.', FL_Right, FL_KP+'*', 0, FL_KP+'+', FL_Left, FL_Num_Lock,
FL_Down, 0, 0, FL_KP+'/', FL_KP_Enter, FL_Up, FL_KP+'-', 0,
0, FL_KP+'=', FL_KP+'0', FL_KP+'1', FL_KP+'2', FL_KP+'3', FL_KP+'4', FL_KP+'5',
FL_KP+'6', FL_KP+'7', 0, FL_KP+'8', FL_KP+'9', 0, 0, 0,
FL_F+5, FL_F+6, FL_F+7, FL_F+3, FL_F+8, FL_F+9, 0, FL_F+11,
0, 0/*FL_F+13*/, FL_Print, FL_Scroll_Lock, 0, FL_F+10, FL_Menu, FL_F+12,
0, FL_Pause, FL_Help, FL_Home, FL_Page_Up, FL_Delete, FL_F+4, FL_End,
FL_F+2, FL_Page_Down, FL_F+1, FL_Left, FL_Right, FL_Down, FL_Up, 0/*FL_Power*/,
};
/*
* convert the current mouse chord into the FLTK modifier state
*/
static unsigned int mods_to_e_state( NSUInteger mods )
{
long state = 0;
if ( mods & NSNumericPadKeyMask ) state |= FL_NUM_LOCK;
if ( mods & NSCommandKeyMask ) state |= FL_META;
if ( mods & NSAlternateKeyMask ) state |= FL_ALT;
if ( mods & NSControlKeyMask ) state |= FL_CTRL;
if ( mods & NSShiftKeyMask ) state |= FL_SHIFT;
if ( mods & NSAlphaShiftKeyMask ) state |= FL_CAPS_LOCK;
unsigned int ret = ( Fl::e_state & 0xff000000 ) | state;
Fl::e_state = ret;
//printf( "State 0x%08x (%04x)\n", Fl::e_state, mods );
return ret;
}
/*
* convert the current key chord into the FLTK keysym
*/
static void mods_to_e_keysym( NSUInteger mods )
{
if ( mods & NSCommandKeyMask ) Fl::e_keysym = FL_Meta_L;
else if ( mods & NSNumericPadKeyMask ) Fl::e_keysym = FL_Num_Lock;
else if ( mods & NSAlternateKeyMask ) Fl::e_keysym = FL_Alt_L;
else if ( mods & NSControlKeyMask ) Fl::e_keysym = FL_Control_L;
else if ( mods & NSShiftKeyMask ) Fl::e_keysym = FL_Shift_L;
else if ( mods & NSAlphaShiftKeyMask ) Fl::e_keysym = FL_Caps_Lock;
else Fl::e_keysym = 0;
//printf( "to sym 0x%08x (%04x)\n", Fl::e_keysym, mods );
}
// these pointers are set by the Fl::lock() function:
static void nothing() {}
void (*fl_lock_function)() = nothing;
void (*fl_unlock_function)() = nothing;
//
// Select interface -- how it's implemented:
// When the user app configures one or more file descriptors to monitor
// with Fl::add_fd(), we start a separate thread to select() the data,
// sending a custom OSX 'FLTK data ready event' to the parent thread's
// RunApplicationLoop(), so that it triggers the data ready callbacks
// in the parent thread. -erco 04/04/04
//
#define POLLIN 1
#define POLLOUT 4
#define POLLERR 8
// Class to handle select() 'data ready'
class DataReady
{
struct FD
{
int fd;
short events;
void (*cb)(int, void*);
void* arg;
};
int nfds, fd_array_size;
FD *fds;
pthread_t tid; // select()'s thread id
// Data that needs to be locked (all start with '_')
pthread_mutex_t _datalock; // data lock
fd_set _fdsets[3]; // r/w/x sets user wants to monitor
int _maxfd; // max fd count to monitor
int _cancelpipe[2]; // pipe used to help cancel thread
public:
DataReady()
{
nfds = 0;
fd_array_size = 0;
fds = 0;
tid = 0;
pthread_mutex_init(&_datalock, NULL);
FD_ZERO(&_fdsets[0]); FD_ZERO(&_fdsets[1]); FD_ZERO(&_fdsets[2]);
_cancelpipe[0] = _cancelpipe[1] = 0;
_maxfd = 0;
}
~DataReady()
{
CancelThread(DEBUGTEXT("DESTRUCTOR\n"));
if (fds) { free(fds); fds = 0; }
nfds = 0;
}
// Locks
// The convention for locks: volatile vars start with '_',
// and must be locked before use. Locked code is prefixed
// with /*LOCK*/ to make painfully obvious esp. in debuggers. -erco
//
void DataLock() { pthread_mutex_lock(&_datalock); }
void DataUnlock() { pthread_mutex_unlock(&_datalock); }
// Accessors
int IsThreadRunning() { return(tid ? 1 : 0); }
int GetNfds() { return(nfds); }
int GetCancelPipe(int ix) { return(_cancelpipe[ix]); }
fd_set GetFdset(int ix) { return(_fdsets[ix]); }
// Methods
void AddFD(int n, int events, void (*cb)(int, void*), void *v);
void RemoveFD(int n, int events);
int CheckData(fd_set& r, fd_set& w, fd_set& x);
void HandleData(fd_set& r, fd_set& w, fd_set& x);
static void* DataReadyThread(void *self);
void StartThread(void);
void CancelThread(const char *reason);
};
static DataReady dataready;
void DataReady::AddFD(int n, int events, void (*cb)(int, void*), void *v)
{
RemoveFD(n, events);
int i = nfds++;
if (i >= fd_array_size)
{
fl_open_display(); // necessary for NSApp to be defined and the event loop to work
FD *temp;
fd_array_size = 2*fd_array_size+1;
if (!fds) { temp = (FD*)malloc(fd_array_size*sizeof(FD)); }
else { temp = (FD*)realloc(fds, fd_array_size*sizeof(FD)); }
if (!temp) return;
fds = temp;
}
fds[i].cb = cb;
fds[i].arg = v;
fds[i].fd = n;
fds[i].events = events;
DataLock();
/*LOCK*/ if (events & POLLIN) FD_SET(n, &_fdsets[0]);
/*LOCK*/ if (events & POLLOUT) FD_SET(n, &_fdsets[1]);
/*LOCK*/ if (events & POLLERR) FD_SET(n, &_fdsets[2]);
/*LOCK*/ if (n > _maxfd) _maxfd = n;
DataUnlock();
}
// Remove an FD from the array
void DataReady::RemoveFD(int n, int events)
{
int i,j;
for (i=j=0; i<nfds; i++) {
if (fds[i].fd == n) {
int e = fds[i].events & ~events;
if (!e) continue; // if no events left, delete this fd
fds[i].events = e;
}
// move it down in the array if necessary:
if (j<i) {
fds[j] = fds[i];
}
j++;
}
nfds = j;
DataLock();
/*LOCK*/ if (events & POLLIN) FD_CLR(n, &_fdsets[0]);
/*LOCK*/ if (events & POLLOUT) FD_CLR(n, &_fdsets[1]);
/*LOCK*/ if (events & POLLERR) FD_CLR(n, &_fdsets[2]);
/*LOCK*/ if (n == _maxfd) _maxfd--;
DataUnlock();
}
// CHECK IF USER DATA READY, RETURNS r/w/x INDICATING WHICH IF ANY
int DataReady::CheckData(fd_set& r, fd_set& w, fd_set& x)
{
int ret;
DataLock();
/*LOCK*/ timeval t = { 0, 1 }; // quick check
/*LOCK*/ r = _fdsets[0], w = _fdsets[1], x = _fdsets[2];
/*LOCK*/ ret = ::select(_maxfd+1, &r, &w, &x, &t);
DataUnlock();
if ( ret == -1 ) {
DEBUGPERRORMSG("CheckData(): select()");
}
return(ret);
}
// HANDLE DATA READY CALLBACKS
void DataReady::HandleData(fd_set& r, fd_set& w, fd_set& x)
{
for (int i=0; i<nfds; i++) {
int f = fds[i].fd;
short revents = 0;
if (FD_ISSET(f, &r)) revents |= POLLIN;
if (FD_ISSET(f, &w)) revents |= POLLOUT;
if (FD_ISSET(f, &x)) revents |= POLLERR;
if (fds[i].events & revents) {
DEBUGMSG("DOING CALLBACK: ");
fds[i].cb(f, fds[i].arg);
DEBUGMSG("DONE\n");
}
}
}
// DATA READY THREAD
// This thread watches for changes in user's file descriptors.
// Sends a 'data ready event' to the main thread if any change.
//
void* DataReady::DataReadyThread(void *o)
{
DataReady *self = (DataReady*)o;
NSAutoreleasePool *localPool;
localPool = [[NSAutoreleasePool alloc] init];
while ( 1 ) { // loop until thread cancel or error
// Thread safe local copies of data before each select()
self->DataLock();
/*LOCK*/ int maxfd = self->_maxfd;
/*LOCK*/ fd_set r = self->GetFdset(0);
/*LOCK*/ fd_set w = self->GetFdset(1);
/*LOCK*/ fd_set x = self->GetFdset(2);
/*LOCK*/ int cancelpipe = self->GetCancelPipe(0);
/*LOCK*/ if ( cancelpipe > maxfd ) maxfd = cancelpipe;
/*LOCK*/ FD_SET(cancelpipe, &r); // add cancelpipe to fd's to watch
/*LOCK*/ FD_SET(cancelpipe, &x);
self->DataUnlock();
// timeval t = { 1000, 0 }; // 1000 seconds;
timeval t = { 2, 0 }; // HACK: 2 secs prevents 'hanging' problem
int ret = ::select(maxfd+1, &r, &w, &x, &t);
pthread_testcancel(); // OSX 10.0.4 and older: needed for parent to cancel
switch ( ret ) {
case 0: // NO DATA
continue;
case -1: // ERROR
{
DEBUGPERRORMSG("CHILD THREAD: select() failed");
return(NULL); // error? exit thread
}
default: // DATA READY
{
if (FD_ISSET(cancelpipe, &r) || FD_ISSET(cancelpipe, &x)) // cancel?
{ return(NULL); } // just exit
DEBUGMSG("CHILD THREAD: DATA IS READY\n");
NSPoint pt={0,0};
NSEvent *event = [NSEvent otherEventWithType:NSApplicationDefined location:pt
modifierFlags:0
timestamp:0
windowNumber:0 context:NULL
subtype:FLTKDataReadyEvent data1:0 data2:0];
[NSApp postEvent:event atStart:NO];
return(NULL); // done with thread
}
}
}
}
// START 'DATA READY' THREAD RUNNING, CREATE INTER-THREAD PIPE
void DataReady::StartThread(void)
{
CancelThread(DEBUGTEXT("STARTING NEW THREAD\n"));
DataLock();
/*LOCK*/ pipe(_cancelpipe); // pipe for sending cancel msg to thread
DataUnlock();
DEBUGMSG("*** START THREAD\n");
pthread_create(&tid, NULL, DataReadyThread, (void*)this);
}
// CANCEL 'DATA READY' THREAD, CLOSE PIPE
void DataReady::CancelThread(const char *reason)
{
if ( tid ) {
DEBUGMSG("*** CANCEL THREAD: ");
DEBUGMSG(reason);
if ( pthread_cancel(tid) == 0 ) { // cancel first
DataLock();
/*LOCK*/ write(_cancelpipe[1], "x", 1); // wake thread from select
DataUnlock();
pthread_join(tid, NULL); // wait for thread to finish
}
tid = 0;
DEBUGMSG("(JOINED) OK\n");
}
// Close pipe if open
DataLock();
/*LOCK*/ if ( _cancelpipe[0] ) { close(_cancelpipe[0]); _cancelpipe[0] = 0; }
/*LOCK*/ if ( _cancelpipe[1] ) { close(_cancelpipe[1]); _cancelpipe[1] = 0; }
DataUnlock();
}
void Fl::add_fd( int n, int events, void (*cb)(int, void*), void *v )
{
dataready.AddFD(n, events, cb, v);
}
void Fl::add_fd(int fd, void (*cb)(int, void*), void* v)
{
dataready.AddFD(fd, POLLIN, cb, v);
}
void Fl::remove_fd(int n, int events)
{
dataready.RemoveFD(n, events);
}
void Fl::remove_fd(int n)
{
dataready.RemoveFD(n, -1);
}
/*
* Check if there is actually a message pending!
*/
int fl_ready()
{
NSEvent *retval = [NSApp nextEventMatchingMask:NSAnyEventMask untilDate:[NSDate dateWithTimeIntervalSinceNow:0]
inMode:NSDefaultRunLoopMode dequeue:NO];
return retval != nil;
}
static void processFLTKEvent(void) {
dataready.CancelThread(DEBUGTEXT("DATA READY EVENT\n"));
// CHILD THREAD TELLS US DATA READY
// Check to see what's ready, and invoke user's cb's
//
fd_set r,w,x;
switch(dataready.CheckData(r,w,x)) {
case 0: // NO DATA
break;
case -1: // ERROR
break;
default: // DATA READY
dataready.HandleData(r,w,x);
break;
}
return;
}
/*
* break the current event loop
*/
static void breakMacEventLoop()
{
fl_lock_function();
NSPoint pt={0,0};
NSEvent *event = [NSEvent otherEventWithType:NSApplicationDefined location:pt
modifierFlags:0
timestamp:0
windowNumber:0 context:NULL
subtype:FLTKTimerEvent data1:0 data2:0];
[NSApp postEvent:event atStart:NO];
fl_unlock_function();
}
//
// MacOS X timers
//
struct MacTimeout {
Fl_Timeout_Handler callback;
void* data;
CFRunLoopTimerRef timer;
char pending;
};
static MacTimeout* mac_timers;
static int mac_timer_alloc;
static int mac_timer_used;
static void realloc_timers()
{
if (mac_timer_alloc == 0) {
mac_timer_alloc = 8;
fl_open_display(); // needed because the timer creates an event
}
mac_timer_alloc *= 2;
MacTimeout* new_timers = new MacTimeout[mac_timer_alloc];
memset(new_timers, 0, sizeof(MacTimeout)*mac_timer_alloc);
memcpy(new_timers, mac_timers, sizeof(MacTimeout) * mac_timer_used);
MacTimeout* delete_me = mac_timers;
mac_timers = new_timers;
delete [] delete_me;
}
static void delete_timer(MacTimeout& t)
{
if (t.timer) {
CFRunLoopRemoveTimer(CFRunLoopGetCurrent(),
t.timer,
kCFRunLoopDefaultMode);
CFRelease(t.timer);
memset(&t, 0, sizeof(MacTimeout));
}
}
static void do_timer(CFRunLoopTimerRef timer, void* data)
{
for (int i = 0; i < mac_timer_used; ++i) {
MacTimeout& t = mac_timers[i];
if (t.timer == timer && t.data == data) {
t.pending = 0;
(*t.callback)(data);
if (t.pending==0)
delete_timer(t);
break;
}
}
breakMacEventLoop();
}
@interface FLWindow : NSWindow {
Fl_Window *w;
BOOL containsGLsubwindow;
}
- (FLWindow*)initWithFl_W:(Fl_Window *)flw
contentRect:(NSRect)rect
styleMask:(NSUInteger)windowStyle
backing:(NSBackingStoreType)bufferingType
defer:(BOOL)deferCreation;
- (Fl_Window *)getFl_Window;
- (BOOL)windowShouldClose:(FLWindow *)w;
- (BOOL)containsGLsubwindow;
- (void)setContainsGLsubwindow:(BOOL)contains;
@end
@implementation FLWindow
- (FLWindow*)initWithFl_W:(Fl_Window *)flw
contentRect:(NSRect)rect
styleMask:(NSUInteger)windowStyle
backing:(NSBackingStoreType)bufferingType
defer:(BOOL)deferCreation
{
self = [super initWithContentRect:rect styleMask:windowStyle backing:bufferingType defer:deferCreation];
if (self) {
w = flw;
containsGLsubwindow = NO;
}
return self;
}
- (Fl_Window *)getFl_Window;
{
return w;
}
- (BOOL)windowShouldClose:(FLWindow *)fl
{
Fl::handle( FL_CLOSE, [fl getFl_Window] ); // this might or might not close the window
if (!Fl_X::first) return YES;
Fl_Window *l = Fl::first_window();
while( l != NULL && l != [fl getFl_Window]) l = Fl::next_window(l);
return (l == NULL ? YES : NO);
}
- (BOOL)containsGLsubwindow
{
return containsGLsubwindow;
}
- (void)setContainsGLsubwindow:(BOOL)contains
{
containsGLsubwindow = contains;
}
@end
/*
* This function is the central event handler.
* It reads events from the event queue using the given maximum time
* Funny enough, it returns the same time that it got as the argument.
*/
static double do_queued_events( double time = 0.0 )
{
got_events = 0;
// Check for re-entrant condition
if ( dataready.IsThreadRunning() ) {
dataready.CancelThread(DEBUGTEXT("AVOID REENTRY\n"));
}
// Start thread to watch for data ready
if ( dataready.GetNfds() ) {
dataready.StartThread();
}
fl_unlock_function();
NSEvent *event = [NSApp nextEventMatchingMask:NSAnyEventMask
untilDate:[NSDate dateWithTimeIntervalSinceNow:time]
inMode:NSDefaultRunLoopMode dequeue:YES];
if (event != nil) {
got_events = 1;
[NSApp sendEvent:event]; // reimplemented in [FLApplication sendevent:]
}
fl_lock_function();
#if CONSOLIDATE_MOTION
if (send_motion && send_motion == fl_xmousewin) {
send_motion = 0;
Fl::handle(FL_MOVE, fl_xmousewin);
}
#endif
return time;
}
/*
* This public function handles all events. It wait a maximum of
* 'time' seconds for an event. This version returns 1 if events
* other than the timeout timer were processed.
*
* \todo there is no socket handling in this code whatsoever
*/
int fl_wait( double time )
{
do_queued_events( time );
return (got_events);
}
double fl_mac_flush_and_wait(double time_to_wait, char in_idle) {
NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
Fl::flush();
if (Fl::idle && !in_idle) // 'idle' may have been set within flush()
time_to_wait = 0.0;
double retval = fl_wait(time_to_wait);
[pool release];
return retval;
}
// updates Fl::e_x, Fl::e_y, Fl::e_x_root, and Fl::e_y_root
static void update_e_xy_and_e_xy_root(NSWindow *nsw)
{
NSPoint pt;
pt = [nsw mouseLocationOutsideOfEventStream];
Fl::e_x = int(pt.x);
Fl::e_y = int([[nsw contentView] frame].size.height - pt.y);
pt = [NSEvent mouseLocation];
Fl::e_x_root = int(pt.x);
Fl::e_y_root = int([[nsw screen] frame].size.height - pt.y);
}
/*
* Cocoa Mousewheel handler
*/
static void cocoaMouseWheelHandler(NSEvent *theEvent)
{
// Handle the new "MightyMouse" mouse wheel events. Please, someone explain
// to me why Apple changed the API on this even though the current API
// supports two wheels just fine. Matthias,
fl_lock_function();
Fl_Window *window = (Fl_Window*)[(FLWindow*)[theEvent window] getFl_Window];
if ( !window->shown() ) {
fl_unlock_function();
return;
}
Fl::first_window(window);
// Under OSX, single mousewheel increments are 0.1,
// so make sure they show up as at least 1..
//
float dx = [theEvent deltaX]; if ( fabs(dx) < 1.0 ) dx = (dx > 0) ? 1.0 : -1.0;
float dy = [theEvent deltaY]; if ( fabs(dy) < 1.0 ) dy = (dy > 0) ? 1.0 : -1.0;
if ([theEvent deltaX] != 0) {
Fl::e_dx = (int)-dx;
Fl::e_dy = 0;
if ( Fl::e_dx) Fl::handle( FL_MOUSEWHEEL, window );
} else if ([theEvent deltaY] != 0) {
Fl::e_dx = 0;
Fl::e_dy = (int)-dy;
if ( Fl::e_dy) Fl::handle( FL_MOUSEWHEEL, window );
} else {
fl_unlock_function();
return;
}
fl_unlock_function();
// return noErr;
}
/*
* Cocoa Mouse Button Handler
*/
static void cocoaMouseHandler(NSEvent *theEvent)
{
static int keysym[] = { 0, FL_Button+1, FL_Button+3, FL_Button+2 };
static int px, py;
static char suppressed = 0;
fl_lock_function();
Fl_Window *window = (Fl_Window*)[(FLWindow*)[theEvent window] getFl_Window];
if ( !window->shown() ) {
fl_unlock_function();
return;
}
Fl_Window *first = Fl::first_window();
if (first != window && !(first->modal() || first->non_modal())) Fl::first_window(window);
NSPoint pos = [theEvent locationInWindow];
pos.y = window->h() - pos.y;
NSInteger btn = [theEvent buttonNumber] + 1;
NSUInteger mods = [theEvent modifierFlags];
int sendEvent = 0;
NSEventType etype = [theEvent type];
if (etype == NSLeftMouseDown || etype == NSRightMouseDown || etype == NSOtherMouseDown) {
if (btn == 1) Fl::e_state |= FL_BUTTON1;
else if (btn == 3) Fl::e_state |= FL_BUTTON2;
else if (btn == 2) Fl::e_state |= FL_BUTTON3;
}
else if (etype == NSLeftMouseUp || etype == NSRightMouseUp || etype == NSOtherMouseUp) {
if (btn == 1) Fl::e_state &= ~FL_BUTTON1;
else if (btn == 3) Fl::e_state &= ~FL_BUTTON2;
else if (btn == 2) Fl::e_state &= ~FL_BUTTON3;
}
switch ( etype ) {
case NSLeftMouseDown:
case NSRightMouseDown:
case NSOtherMouseDown:
suppressed = 0;
sendEvent = FL_PUSH;
Fl::e_is_click = 1;
px = (int)pos.x; py = (int)pos.y;
if ([theEvent clickCount] > 1)
Fl::e_clicks++;
else
Fl::e_clicks = 0;
// fall through
case NSLeftMouseUp:
case NSRightMouseUp:
case NSOtherMouseUp:
if (suppressed) {
suppressed = 0;
break;
}
if ( !window ) break;
if ( !sendEvent ) {
sendEvent = FL_RELEASE;
}
Fl::e_keysym = keysym[ btn ];
// fall through
case NSMouseMoved:
suppressed = 0;
if ( !sendEvent ) {
sendEvent = FL_MOVE;
}
// fall through
case NSLeftMouseDragged:
case NSRightMouseDragged:
case NSOtherMouseDragged: {
if (suppressed) break;
if ( !sendEvent ) {
sendEvent = FL_MOVE; // Fl::handle will convert into FL_DRAG
if (fabs(pos.x-px)>5 || fabs(pos.y-py)>5)
Fl::e_is_click = 0;
}
mods_to_e_state( mods );
update_e_xy_and_e_xy_root([theEvent window]);
Fl::handle( sendEvent, window );
}
break;
default:
break;
}
fl_unlock_function();
return;
}
static void calc_e_text(CFStringRef s, char *buffer, size_t len, unsigned sym)
{
int i, no_text_key = false;
static unsigned notext[] = { // keys that don't emit text
FL_BackSpace, FL_Print, FL_Scroll_Lock, FL_Pause,
FL_Insert, FL_Home, FL_Page_Up, FL_Delete, FL_End, FL_Page_Down,
FL_Left, FL_Up, FL_Right, FL_Down,
FL_Menu, FL_Num_Lock, FL_Help
};
int count = sizeof(notext)/sizeof(int);
if (sym > FL_F && sym <= FL_F_Last) no_text_key = true;
else for (i=0; i < count; i++) {
if (notext[i] == sym) {
no_text_key = true;
break;
}
}
if (no_text_key) {
buffer[0] = 0;
} else {
CFStringGetCString(s, buffer, len, kCFStringEncodingUTF8);
}
}
static int cocoaKeyboardHandler(NSEvent *theEvent);
@interface FLTextView : NSTextView
// this subclass is needed under OS X <= 10.4 but not under >= 10.5 where the base class is enough
{
}
@end
@implementation FLTextView
- (void)insertText:(id)aString
{
cocoaKeyboardHandler([NSApp currentEvent]);
}
- (void)doCommandBySelector:(SEL)aSelector
{
cocoaKeyboardHandler([NSApp currentEvent]);
}
@end
/*
Handle cocoa keyboard events
Events during a character composition sequence:
- keydown with deadkey -> [[theEvent characters] length] is 0
- keyup -> [theEvent characters] contains the deadkey: display it temporarily
- keydown with next key -> [theEvent characters] contains the composed character:
replace the temporary character by this one
- keyup -> [theEvent characters] contains the standard character
*/
static int cocoaKeyboardHandler(NSEvent *theEvent)
{
static char buffer[32];
int sendEvent = 0, retval = 0;
Fl_Window *window = (Fl_Window*)[(FLWindow*)[theEvent window] getFl_Window];
Fl::first_window(window);
NSUInteger mods;
fl_lock_function();
// get the modifiers
mods = [theEvent modifierFlags];
// get the key code
UInt32 keyCode = 0, maskedKeyCode = 0;
unsigned short sym = 0;
keyCode = [theEvent keyCode];
NSString *s = [theEvent characters];
if ( (mods & NSShiftKeyMask) && (mods & NSCommandKeyMask) ) {
s = [s uppercaseString]; // US keyboards return lowercase letter in s if cmd-shift-key is hit
}
// extended keyboards can also send sequences on key-up to generate Kanji etc. codes.
// Some observed prefixes are 0x81 to 0x83, followed by an 8 bit keycode.
// In this mode, there seem to be no key-down codes
// printf("%08x %08x %08x\n", keyCode, mods, key);
maskedKeyCode = keyCode & 0x7f;
switch([theEvent type]) {
case NSKeyDown:
sendEvent = FL_KEYBOARD;
// fall through
case NSKeyUp:
if ( !sendEvent ) {
sendEvent = FL_KEYUP;
Fl::e_state &= 0xbfffffff; // clear the deadkey flag
}
mods_to_e_state( mods ); // process modifier keys
sym = macKeyLookUp[maskedKeyCode];
if (sym < 0xff00) { // a "simple" key
// find the result of this key without modifier
NSString *sim = [theEvent charactersIgnoringModifiers];
UniChar one;
CFStringGetCharacters((CFStringRef)sim, CFRangeMake(0, 1), &one);
// charactersIgnoringModifiers doesn't ignore shift, remove it when it's on
if(one >= 'A' && one <= 'Z') one += 32;
if (one > 0 && one <= 0x7f && (sym<'0' || sym>'9') ) sym = one;
}
Fl::e_keysym = Fl::e_original_keysym = sym;
// Handle FL_KP_Enter on regular keyboards and on Powerbooks
if ( maskedKeyCode==0x4c || maskedKeyCode==0x34) s = @"\r";
calc_e_text((CFStringRef)s, buffer, sizeof(buffer), sym);
Fl::e_length = strlen(buffer);
Fl::e_text = buffer;
default: // prevent 'not handled in switch' warnings
break;
}
if (sendEvent) {
retval = Fl::handle(sendEvent,window);
}
fl_unlock_function();
return retval;
}
/*
* Open callback function to call...
*/
static void (*open_cb)(const char *) = 0;
/*
* Install an open documents event handler...
*/
@interface FLAppleEventHandler : NSObject
{
}
- (void)handleAppleEvent:(NSAppleEventDescriptor *)event withReplyEvent: (NSAppleEventDescriptor *)replyEvent;
@end
@implementation FLAppleEventHandler
- (void)handleAppleEvent:(NSAppleEventDescriptor *)event withReplyEvent: (NSAppleEventDescriptor *)replyEvent
{
NSAppleEventDescriptor *single = [event descriptorAtIndex:1];
const AEDesc *document = [single aeDesc];
long i, n;
FSRef fileRef;
AEKeyword keyWd;
DescType typeCd;
Size actSz;
char filename[1024];
// Lock access to FLTK in this thread...
fl_lock_function();
// Open the documents via the callback...
if (AECountItems(document, &n) == noErr) {
for (i = 1; i <= n; i ++) {
AEGetNthPtr(document, i, typeFSRef, &keyWd, &typeCd,
(Ptr)&fileRef, sizeof(fileRef),
(actSz = sizeof(fileRef), &actSz));
FSRefMakePath( &fileRef, (UInt8*)filename, sizeof(filename) );
(*open_cb)(filename);
}
}
// Unlock access to FLTK for all threads...
fl_unlock_function();
}
@end
void fl_open_callback(void (*cb)(const char *)) {
static NSAppleEventManager *aeventmgr = nil;
static FLAppleEventHandler *handler;
fl_open_display();
if (!aeventmgr) {
aeventmgr = [NSAppleEventManager sharedAppleEventManager];
handler = [[FLAppleEventHandler alloc] init];
}
open_cb = cb;
if (cb) {
[aeventmgr setEventHandler:handler andSelector: @selector(handleAppleEvent:withReplyEvent:)
forEventClass:kCoreEventClass andEventID:kAEOpenDocuments];
} else {
[aeventmgr removeEventHandlerForEventClass:kCoreEventClass andEventID:kAEOpenDocuments];
}
}
/*
* initialize the Mac toolboxes, dock status, and set the default menubar
*/
extern "C" {
extern OSErr CPSEnableForegroundOperation(ProcessSerialNumber *psn, UInt32 _arg2,
UInt32 _arg3, UInt32 _arg4, UInt32 _arg5);
}
@interface FLDelegate : NSObject
#if MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_6
<NSWindowDelegate, NSApplicationDelegate>
#endif
{
}
- (void)windowDidMove:(NSNotification *)notif;
- (void)windowDidResize:(NSNotification *)notif;
- (void)windowDidResignKey:(NSNotification *)notif;
- (void)windowDidBecomeKey:(NSNotification *)notif;
- (void)windowDidBecomeMain:(NSNotification *)notif;
- (void)windowDidDeminiaturize:(NSNotification *)notif;
- (void)windowDidMiniaturize:(NSNotification *)notif;
- (void)windowWillClose:(NSNotification *)notif;
- (void)anywindowwillclosenotif:(NSNotification *)notif;
- (NSApplicationTerminateReply)applicationShouldTerminate:(NSApplication*)sender;
- (void)applicationDidBecomeActive:(NSNotification *)notify;
- (void)applicationWillResignActive:(NSNotification *)notify;
- (void)applicationWillHide:(NSNotification *)notify;
- (void)applicationWillUnhide:(NSNotification *)notify;
- (id)windowWillReturnFieldEditor:(NSWindow *)sender toObject:(id)client;
@end
@implementation FLDelegate
- (void)windowDidMove:(NSNotification *)notif
{
FLWindow *nsw = (FLWindow*)[notif object];
Fl_Window *window = [nsw getFl_Window];
NSPoint pt, pt2;
pt.x = 0;
pt.y = [[nsw contentView] frame].size.height;
pt2 = [nsw convertBaseToScreen:pt];
update_e_xy_and_e_xy_root(nsw);
window->position((int)pt2.x, (int)([[nsw screen] frame].size.height - pt2.y));
if ([nsw containsGLsubwindow] ) {
[nsw display];// redraw window after moving if it contains OpenGL subwindows
}
}
- (void)windowDidResize:(NSNotification *)notif
{
FLWindow *nsw = (FLWindow*)[notif object];
Fl_Window *window = [nsw getFl_Window];
NSRect r = [[nsw contentView] frame];
NSPoint pt, pt2;
pt.x = 0;
pt.y = [[nsw contentView] frame].size.height;
pt2 = [nsw convertBaseToScreen:pt];
resize_from_system = window;
update_e_xy_and_e_xy_root(nsw);
window->resize((int)pt2.x,
(int)([[nsw screen] frame].size.height - pt2.y),
(int)r.size.width,
(int)r.size.height);
}
- (void)windowDidResignKey:(NSNotification *)notif
{
FLWindow *nsw = (FLWindow*)[notif object];
Fl_Window *window = [nsw getFl_Window];
Fl::handle( FL_UNFOCUS, window);
}
- (void)windowDidBecomeKey:(NSNotification *)notif
{
FLWindow *nsw = (FLWindow*)[notif object];
Fl_Window *window = [nsw getFl_Window];
if ([nsw level] != NSMainMenuWindowLevel) Fl::handle( FL_FOCUS, window);
}
- (void)windowDidBecomeMain:(NSNotification *)notif
{
FLWindow *nsw = (FLWindow*)[notif object];
Fl_Window *window = [nsw getFl_Window];
Fl::first_window(window);
update_e_xy_and_e_xy_root(nsw);
}
- (void)windowDidDeminiaturize:(NSNotification *)notif
{
FLWindow *nsw = (FLWindow*)[notif object];
Fl_Window *window = [nsw getFl_Window];
window->set_visible();
update_e_xy_and_e_xy_root(nsw);
}
- (void)windowDidMiniaturize:(NSNotification *)notif
{
FLWindow *nsw = (FLWindow*)[notif object];
Fl_Window *window = [nsw getFl_Window];
window->clear_visible();
}
- (void)windowWillClose:(NSNotification *)notif
{
Fl_Window *w = Fl::first_window();
if (!w) return;
NSWindow *cw = (NSWindow*)Fl_X::i(w)->xid;
if ( ![cw isMiniaturized] && ([cw styleMask] & NSTitledWindowMask) ) {
if (![cw isKeyWindow]) { // always make Fl::first_window() the key widow
[cw makeKeyAndOrderFront:nil];
}
if (![cw isMainWindow]) { // always make Fl::first_window() the main widow
[cw makeMainWindow];
}
}
}
- (void)anywindowwillclosenotif:(NSNotification *)notif
{
// necessary so that after closing a non-FLTK window (e.g., Fl_Native_File_Chooser)
// the front window turns key again
NSWindow *closing = (NSWindow*)[notif object];
if ([closing isMemberOfClass:[FLWindow class]]) return;
NSWindow *nsk = [NSApp keyWindow];
NSWindow *nsm = [NSApp mainWindow];
if ([nsm isMemberOfClass:[FLWindow class]] && nsk == nil) {
[nsm makeKeyAndOrderFront:nil];
}
}
- (NSApplicationTerminateReply)applicationShouldTerminate:(NSApplication*)sender
{
fl_lock_function();
NSApplicationTerminateReply reply = NSTerminateNow;
while ( Fl_X::first ) {
Fl_X *x = Fl_X::first;
Fl::handle( FL_CLOSE, x->w );
if ( Fl_X::first == x ) {
reply = NSTerminateCancel; // FLTK has not closed all windows, so we return to the main program now
break;
}
}
fl_unlock_function();
return reply;
}
/**
* Cocoa organizes the Z depth of windows on a global priority. FLTK however
* expects the window manager to organize Z level by application. The trickery
* below will change Z order during activation and deactivation.
*/
- (void)applicationDidBecomeActive:(NSNotification *)notify
{
Fl_X *x;
FLWindow *top = 0, *topModal = 0, *topNonModal = 0;
for (x = Fl_X::first;x;x = x->next) {
FLWindow *cw = (FLWindow*)x->xid;
Fl_Window *win = x->w;
if (win && cw) {
if (win->modal()) {
[cw setLevel:NSModalPanelWindowLevel];
if (topModal)
[cw orderWindow:NSWindowBelow relativeTo:[topModal windowNumber]];
else
topModal = cw;
} else if (win->non_modal()) {
[cw setLevel:NSFloatingWindowLevel];
if (topNonModal)
[cw orderWindow:NSWindowBelow relativeTo:[topNonModal windowNumber]];
else
topNonModal = cw;
} else {
if (top)
;
else
top = cw;
}
}
}
}
- (void)applicationWillResignActive:(NSNotification *)notify
{
Fl_X *x;
FLWindow *top = 0;
// sort in all regular windows
for (x = Fl_X::first;x;x = x->next) {
FLWindow *cw = (FLWindow*)x->xid;
Fl_Window *win = x->w;
if (win && cw) {
if (win->modal()) {
} else if (win->non_modal()) {
} else {
if (!top) top = cw;
}
}
}
// now sort in all modals
for (x = Fl_X::first;x;x = x->next) {
FLWindow *cw = (FLWindow*)x->xid;
Fl_Window *win = x->w;
if (win && cw) {
if (win->modal()) {
[cw setLevel:NSNormalWindowLevel];
if (top) [cw orderWindow:NSWindowAbove relativeTo:[top windowNumber]];
} else if (win->non_modal()) {
} else {
}
}
}
// finally all non-modals
for (x = Fl_X::first;x;x = x->next) {
FLWindow *cw = (FLWindow*)x->xid;
Fl_Window *win = x->w;
if (win && cw) {
if (win->modal()) {
} else if (win->non_modal()) {
[cw setLevel:NSNormalWindowLevel];
if (top) [cw orderWindow:NSWindowAbove relativeTo:[top windowNumber]];
} else {
}
}
}
}
- (void)applicationWillHide:(NSNotification *)notify
{
Fl_X *x;
for (x = Fl_X::first;x;x = x->next) {
Fl_Window *window = x->w;
if ( !window->parent() ) Fl::handle( FL_HIDE, window);
}
}
- (void)applicationWillUnhide:(NSNotification *)notify
{
Fl_X *x;
for (x = Fl_X::first;x;x = x->next) {
FLWindow *cw = (FLWindow*)x->xid;
Fl_Window *window = x->w;
if ( !window->parent() ) {
if ([cw level] != NSMainMenuWindowLevel) Fl::handle( FL_FOCUS, window);
Fl::handle( FL_SHOW, window);
}
}
}
- (id)windowWillReturnFieldEditor:(NSWindow *)sender toObject:(id)client
{
NSRect rect={{0,0},{20,20}};
static FLTextView *view = nil;
if (!view) {
view = [[FLTextView alloc] initWithFrame:rect];
}
return view;
}
@end
@interface FLApplication : NSApplication
{
}
- (void)sendEvent:(NSEvent *)theEvent;
@end
@implementation FLApplication
- (void)sendEvent:(NSEvent *)theEvent
{
NSEventType type = [theEvent type];
if (type == NSLeftMouseDown) {
Fl_Window *grab = Fl::grab();
if (grab) {
FLWindow *win = (FLWindow *)[theEvent window];
if ( [win isKindOfClass:[FLWindow class]] && grab != [win getFl_Window]) {
// a click event out of a menu window, so we should close this menu
// done here to catch also clicks on window title bar/resize box
cocoaMouseHandler(theEvent);
}
}
} else if (type == NSApplicationDefined) {
if ([theEvent subtype] == FLTKDataReadyEvent) {
processFLTKEvent();
}
return;
} else if (type == NSKeyUp) {
// The default sendEvent turns key downs into performKeyEquivalent when
// modifiers are down, but swallows the key up if the modifiers include
// command. This one makes all modifiers consistent by always sending key ups.
// FLView treats performKeyEquivalent to keyDown, but performKeyEquivalent is
// still needed for the system menu.
[[self keyWindow] sendEvent:theEvent];
return;
}
[super sendEvent:theEvent];
}
@end
static FLDelegate *mydelegate;
void fl_open_display() {
static char beenHereDoneThat = 0;
if ( !beenHereDoneThat ) {
beenHereDoneThat = 1;
[FLApplication sharedApplication];
NSAutoreleasePool *localPool;
localPool = [[NSAutoreleasePool alloc] init]; // never released
mydelegate = [[FLDelegate alloc] init];
[NSApp setDelegate:mydelegate];
[NSApp finishLaunching];
// empty the event queue but keep system events for drag&drop of files at launch
NSEvent *ign_event;
do ign_event = [NSApp nextEventMatchingMask:(NSAnyEventMask & ~NSSystemDefinedMask)
untilDate:[NSDate dateWithTimeIntervalSinceNow:0]
inMode:NSDefaultRunLoopMode
dequeue:YES];
while (ign_event);
fl_default_cursor = [NSCursor arrowCursor];
// bring the application into foreground without a 'CARB' resource
Boolean same_psn;
ProcessSerialNumber cur_psn, front_psn;
if ( !GetCurrentProcess( &cur_psn ) && !GetFrontProcess( &front_psn ) &&
!SameProcess( &front_psn, &cur_psn, &same_psn ) && !same_psn ) {
// only transform the application type for unbundled apps
CFBundleRef bundle = CFBundleGetMainBundle();
if ( bundle ) {
FSRef execFs;
CFURLRef execUrl = CFBundleCopyExecutableURL( bundle );
CFURLGetFSRef( execUrl, &execFs );
FSRef bundleFs;
GetProcessBundleLocation( &cur_psn, &bundleFs );
if ( !FSCompareFSRefs( &execFs, &bundleFs ) )
bundle = NULL;
CFRelease(execUrl);
}
if ( !bundle )
{
// Earlier versions of this code tried to use weak linking, however it
// appears that this does not work on 10.2. Since 10.3 and higher provide
// both TransformProcessType and CPSEnableForegroundOperation, the following
// conditional code compiled on 10.2 will still work on newer releases...
OSErr err;
#if __LP64__
err = TransformProcessType(&cur_psn, kProcessTransformToForegroundApplication);
#else
#if MAC_OS_X_VERSION_MAX_ALLOWED > MAC_OS_X_VERSION_10_2
if (TransformProcessType != NULL) {
err = TransformProcessType(&cur_psn, kProcessTransformToForegroundApplication);
} else
#endif // MAC_OS_X_VERSION_MAX_ALLOWED > MAC_OS_X_VERSION_10_2
err = CPSEnableForegroundOperation(&cur_psn, 0x03, 0x3C, 0x2C, 0x1103);
#endif // __LP64__
if (err == noErr) {
SetFrontProcess( &cur_psn );
}
}
}
createAppleMenu();
[[NSNotificationCenter defaultCenter] addObserver:mydelegate
selector:@selector(anywindowwillclosenotif:)
name:NSWindowWillCloseNotification
object:nil];
}
}
/*
* get rid of allocated resources
*/
void fl_close_display() {
}
// Gets the border sizes and the titlebar size
static void get_window_frame_sizes(int &bx, int &by, int &bt) {
NSAutoreleasePool *localPool;
localPool = [[NSAutoreleasePool alloc] init];
NSRect inside = { {20,20}, {100,100} };
NSRect outside = [NSWindow frameRectForContentRect:inside styleMask:NSTitledWindowMask];
bx = int(outside.origin.x - inside.origin.x);
by = int(outside.origin.y - inside.origin.y);
bt = int(outside.size.height - inside.size.height - by);
[localPool release];
}
/*
* smallest x ccordinate in screen space
*/
int Fl::x() {
return int([[NSScreen mainScreen] visibleFrame].origin.x);
}
/*
* smallest y coordinate in screen space
*/
int Fl::y() {
NSRect all = [[NSScreen mainScreen] frame];
NSRect visible = [[NSScreen mainScreen] visibleFrame];
return int(all.size.height - (visible.origin.y + visible.size.height));
}
/*
* screen width
*/
int Fl::w() {
return int([[NSScreen mainScreen] visibleFrame].size.width);
}
/*
* screen height
*/
int Fl::h() {
return int([[NSScreen mainScreen] visibleFrame].size.height);
}
/*
* get the current mouse pointer world coordinates
*/
void Fl::get_mouse(int &x, int &y)
{
fl_open_display();
NSPoint pt = [NSEvent mouseLocation];
x = int(pt.x);
y = int([[NSScreen mainScreen] frame].size.height - pt.y);
}
/*
* Initialize the given port for redraw and call the window's flush() to actually draw the content
*/
void Fl_X::flush()
{
w->flush();
if (fl_gc) CGContextFlush(fl_gc);
}
/*
* Gets called when a window is created, resized, or deminiaturized
*/
static void handleUpdateEvent( Fl_Window *window )
{
if ( !window ) return;
Fl_X *i = Fl_X::i( window );
i->wait_for_expose = 0;
if ( i->region ) {
XDestroyRegion(i->region);
i->region = 0;
}
for ( Fl_X *cx = i->xidChildren; cx; cx = cx->xidNext ) {
if ( cx->region ) {
XDestroyRegion(cx->region);
cx->region = 0;
}
cx->w->clear_damage(FL_DAMAGE_ALL);
cx->flush();
cx->w->clear_damage();
}
window->clear_damage(FL_DAMAGE_ALL);
i->flush();
window->clear_damage();
}
int Fl_X::fake_X_wm(const Fl_Window* w,int &X,int &Y, int &bt,int &bx, int &by) {
int W, H, xoff, yoff, dx, dy;
int ret = bx = by = bt = 0;
if (w->border() && !w->parent()) {
if (w->maxw != w->minw || w->maxh != w->minh) {
ret = 2;
get_window_frame_sizes(bx, by, bt);
} else {
ret = 1;
get_window_frame_sizes(bx, by, bt);
}
}
// The coordinates of the whole window, including non-client area
xoff = bx;
yoff = by + bt;
dx = 2*bx;
dy = 2*by + bt;
X = w->x()-xoff;
Y = w->y()-yoff;
W = w->w()+dx;
H = w->h()+dy;
// Proceed to positioning the window fully inside the screen, if possible
// let's get a little elaborate here. Mac OS X puts a lot of stuff on the desk
// that we want to avoid when positioning our window, namely the Dock and the
// top menu bar (and even more stuff in 10.4 Tiger). So we will go through the
// list of all available screens and find the one that this window is most
// likely to go to, and then reposition it to fit withing the 'good' area.
// Rect r;
// find the screen, that the center of this window will fall into
int R = X+W, B = Y+H; // right and bottom
int cx = (X+R)/2, cy = (Y+B)/2; // center of window;
NSScreen *gd = NULL;
NSArray *a = [NSScreen screens]; int count = (int)[a count]; NSRect r; int i;
for( i = 0; i < count; i++) {
r = [[a objectAtIndex:i] frame];
cy = int(r.size.height - cy);
if ( cx >= r.origin.x && cx <= r.origin.x + r.size.width
&& cy >= r.origin.y && cy <= r.origin.y + r.size.height)
break;
}
if (i < count) gd = [a objectAtIndex:i];
// if the center doesn't fall on a screen, try the top left
if (!gd) {
for( i = 0; i < count; i++) {
r = [[a objectAtIndex:i] frame];
if ( X >= r.origin.x && X <= r.origin.x + r.size.width
&& r.size.height - Y >= r.origin.y && r.size.height - Y <= r.origin.y + r.size.height)
break;
}
if (i < count) gd = [a objectAtIndex:i];
}
// if that doesn't fall on a screen, try the top right
if (!gd) {
for( i = 0; i < count; i++) {
r = [[a objectAtIndex:i] frame];
if ( R >= r.origin.x && R <= r.origin.x + r.size.width
&& r.size.height - Y >= r.origin.y && r.size.height - Y <= r.origin.y + r.size.height)
break;
}
if (i < count) gd = [a objectAtIndex:i];
}
// if that doesn't fall on a screen, try the bottom left
if (!gd) {
for( i = 0; i < count; i++) {
r = [[a objectAtIndex:i] frame];
if ( X >= r.origin.x && X <= r.origin.x + r.size.width
&& Y-H >= r.origin.y && Y-H <= r.origin.y + r.size.height)
break;
}
if (i < count) gd = [a objectAtIndex:i];
}
// last resort, try the bottom right
if (!gd) {
for( i = 0; i < count; i++) {
r = [[a objectAtIndex:i] frame];
if ( R >= r.origin.x && R <= r.origin.x + r.size.width
&& Y-H >= r.origin.y && Y-H <= r.origin.y + r.size.height)
break;
}
if (i < count) gd = [a objectAtIndex:i];
}
// if we still have not found a screen, we will use the main
// screen, the one that has the application menu bar.
if (!gd) gd = [a objectAtIndex:0];
if (gd) {
r = [gd visibleFrame];
int sh = int([gd frame].size.height);
if ( R > r.origin.x + r.size.width ) X -= int(R - (r.origin.x + r.size.width));
if ( B > sh - r.origin.y ) Y -= int(B - (sh - r.origin.y));
if ( X < r.origin.x ) X = int(r.origin.x);
if ( Y < sh - (r.origin.y + r.size.height) ) Y = int(sh - (r.origin.y + r.size.height));
}
// Return the client area's top left corner in (X,Y)
X+=xoff;
Y+=yoff;
return ret;
}
Fl_Window *fl_dnd_target_window = 0;
static void q_set_window_title(NSWindow *nsw, const char * name ) {
CFStringRef utf8_title = CFStringCreateWithCString(NULL, (name ? name : ""), kCFStringEncodingUTF8);
[nsw setTitle:(NSString*)utf8_title ];
CFRelease(utf8_title);
}
@interface FLView : NSView <NSTextInput> {
}
- (void)drawRect:(NSRect)rect;
- (BOOL)acceptsFirstResponder;
- (BOOL)acceptsFirstMouse:(NSEvent*)theEvent;
- (BOOL)performKeyEquivalent:(NSEvent*)theEvent;
- (void)mouseUp:(NSEvent *)theEvent;
- (void)rightMouseUp:(NSEvent *)theEvent;
- (void)otherMouseUp:(NSEvent *)theEvent;
- (void)mouseDown:(NSEvent *)theEvent;
- (void)rightMouseDown:(NSEvent *)theEvent;
- (void)otherMouseDown:(NSEvent *)theEvent;
- (void)mouseMoved:(NSEvent *)theEvent;
- (void)mouseDragged:(NSEvent *)theEvent;
- (void)rightMouseDragged:(NSEvent *)theEvent;
- (void)otherMouseDragged:(NSEvent *)theEvent;
- (void)scrollWheel:(NSEvent *)theEvent;
- (void)keyDown:(NSEvent *)theEvent;
- (void)keyUp:(NSEvent *)theEvent;
- (void)flagsChanged:(NSEvent *)theEvent;
- (NSDragOperation)draggingEntered:(id < NSDraggingInfo >)sender;
- (NSDragOperation)draggingUpdated:(id < NSDraggingInfo >)sender;
- (BOOL)performDragOperation:(id <NSDraggingInfo>)sender;
- (void)draggingExited:(id < NSDraggingInfo >)sender;
- (NSDragOperation)draggingSourceOperationMaskForLocal:(BOOL)isLocal;
@end
@implementation FLView
- (void)drawRect:(NSRect)rect
{
FLWindow *cw = (FLWindow*)[self window];
Fl_Window *w = [cw getFl_Window];
handleUpdateEvent(w);
}
- (BOOL)acceptsFirstResponder
{
return YES;
}
- (BOOL)performKeyEquivalent:(NSEvent*)theEvent
{
int err = cocoaKeyboardHandler(theEvent);
return (err ? YES : NO);
}
- (BOOL)acceptsFirstMouse:(NSEvent*)theEvent
{
Fl_Window *w = [(FLWindow*)[theEvent window] getFl_Window];
Fl_Window *first = Fl::first_window();
return (first == w || !first->modal());
}
- (void)mouseUp:(NSEvent *)theEvent {
cocoaMouseHandler(theEvent);
}
- (void)rightMouseUp:(NSEvent *)theEvent {
cocoaMouseHandler(theEvent);
}
- (void)otherMouseUp:(NSEvent *)theEvent {
cocoaMouseHandler(theEvent);
}
- (void)mouseDown:(NSEvent *)theEvent {
cocoaMouseHandler(theEvent);
}
- (void)rightMouseDown:(NSEvent *)theEvent {
cocoaMouseHandler(theEvent);
}
- (void)otherMouseDown:(NSEvent *)theEvent {
cocoaMouseHandler(theEvent);
}
- (void)mouseMoved:(NSEvent *)theEvent {
cocoaMouseHandler(theEvent);
}
- (void)mouseDragged:(NSEvent *)theEvent {
cocoaMouseHandler(theEvent);
}
- (void)rightMouseDragged:(NSEvent *)theEvent {
cocoaMouseHandler(theEvent);
}
- (void)otherMouseDragged:(NSEvent *)theEvent {
cocoaMouseHandler(theEvent);
}
- (void)scrollWheel:(NSEvent *)theEvent {
cocoaMouseWheelHandler(theEvent);
}
- (void)keyDown:(NSEvent *)theEvent {
FLTextView *edit = (FLTextView*)[[theEvent window] fieldEditor:YES forObject:nil];
[edit interpretKeyEvents:[NSArray arrayWithObject:theEvent]];
}
- (void)keyUp:(NSEvent *)theEvent {
cocoaKeyboardHandler(theEvent);
}
- (void)flagsChanged:(NSEvent *)theEvent {
fl_lock_function();
static UInt32 prevMods = 0;
NSUInteger mods = [theEvent modifierFlags];
Fl_Window *window = (Fl_Window*)[(FLWindow*)[theEvent window] getFl_Window];
UInt32 tMods = prevMods ^ mods;
int sendEvent = 0;
if ( tMods )
{
mods_to_e_keysym( tMods );
if ( Fl::e_keysym )
sendEvent = ( prevMods<mods ) ? FL_KEYBOARD : FL_KEYUP;
Fl::e_length = 0;
Fl::e_text = (char*)"";
prevMods = mods;
}
mods_to_e_state( mods );
while (window->parent()) window = window->window();
if (sendEvent) Fl::handle(sendEvent,window);
fl_unlock_function();
}
- (NSDragOperation)draggingEntered:(id < NSDraggingInfo >)sender
{
Fl_Window *target = [(FLWindow*)[self window] getFl_Window];
update_e_xy_and_e_xy_root([self window]);
fl_dnd_target_window = target;
int ret = Fl::handle( FL_DND_ENTER, target );
breakMacEventLoop();
return ret ? NSDragOperationCopy : NSDragOperationNone;
}
- (NSDragOperation)draggingUpdated:(id < NSDraggingInfo >)sender
{
Fl_Window *target = [(FLWindow*)[self window] getFl_Window];
update_e_xy_and_e_xy_root([self window]);
fl_dnd_target_window = target;
int ret = Fl::handle( FL_DND_DRAG, target );
breakMacEventLoop();
return ret ? NSDragOperationCopy : NSDragOperationNone;
}
- (BOOL)performDragOperation:(id <NSDraggingInfo>)sender
{
static char *DragData = NULL;
Fl_Window *target = [(FLWindow*)[self window] getFl_Window];
if ( !Fl::handle( FL_DND_RELEASE, target ) ) {
breakMacEventLoop();
return NO;
}
NSPasteboard *pboard;
// NSDragOperation sourceDragMask;
// sourceDragMask = [sender draggingSourceOperationMask];
pboard = [sender draggingPasteboard];
update_e_xy_and_e_xy_root([self window]);
if (DragData) { free(DragData); DragData = NULL; }
if ( [[pboard types] containsObject:NSFilenamesPboardType] ) {
CFArrayRef files = (CFArrayRef)[pboard propertyListForType:NSFilenamesPboardType];
CFStringRef all = CFStringCreateByCombiningStrings(NULL, files, CFSTR("\n"));
int l = CFStringGetMaximumSizeForEncoding(CFStringGetLength(all), kCFStringEncodingUTF8);
DragData = (char *)malloc(l + 1);
CFStringGetCString(all, DragData, l + 1, kCFStringEncodingUTF8);
CFRelease(all);
}
else if ( [[pboard types] containsObject:NSStringPboardType] ) {
NSData *data = [pboard dataForType:NSStringPboardType];
DragData = (char *)malloc([data length] + 1);
[data getBytes:DragData];
DragData[[data length]] = 0;
convert_crlf(DragData, strlen(DragData));
}
else {
breakMacEventLoop();
return NO;
}
Fl::e_text = DragData;
Fl::e_length = strlen(DragData);
int old_event = Fl::e_number;
Fl::belowmouse()->handle(Fl::e_number = FL_PASTE);
Fl::e_number = old_event;
if (DragData) { free(DragData); DragData = NULL; }
Fl::e_text = NULL;
Fl::e_length = 0;
fl_dnd_target_window = NULL;
breakMacEventLoop();
return YES;
}
- (void)draggingExited:(id < NSDraggingInfo >)sender
{
if ( fl_dnd_target_window ) {
Fl::handle( FL_DND_LEAVE, fl_dnd_target_window );
fl_dnd_target_window = 0;
}
}
- (NSDragOperation)draggingSourceOperationMaskForLocal:(BOOL)isLocal
{
return NSDragOperationGeneric;
}
// These functions implement text input.
// Only two-stroke character composition works at this point.
// Needs much elaboration to fully support CJK text input,
// but this is the way to go.
- (void)doCommandBySelector:(SEL)aSelector {
}
- (void)insertText:(id)aString {
NSEvent *event = [NSApp currentEvent];
NSEventType type = [event type];
NSString *str = @"";
NSString *received;
if ([aString isKindOfClass:[NSAttributedString class]]) {
received = [(NSAttributedString*)aString string];
} else {
received = (NSString*)aString;
}
//NSLog(@"insertText: received=%@ event type=%d",received, type);
if (type == NSKeyDown ) {
str = [event characters];
}
if ([received isEqualToString:@"\b"] || [str isEqualToString:received]) {
if (type == NSKeyDown ) cocoaKeyboardHandler(event);
} else {
fl_lock_function();
Fl_Window *window = [(FLWindow*)[NSApp keyWindow] getFl_Window];
Fl::e_text = (char*)[received UTF8String];
Fl::e_length = strlen(Fl::e_text);
Fl::handle(FL_KEYBOARD, window);
Fl::handle(FL_KEYUP, window);
fl_unlock_function();
// for some reason, the window does not redraw until the next mouse move or button push
// sending a 'redraw()' or 'awake()' does not solve the issue!
Fl::flush();
}
}
- (void)setMarkedText:(id)aString selectedRange:(NSRange)newSelection {
// NSLog(@"setMarkedText: %@ %d %d Fl::compose_state=%d",
// aString,newSelection.location,newSelection.length,newSelection.location);
[self insertText:aString];
Fl::compose_state = newSelection.location;
}
- (void)unmarkText {
Fl::compose_state = 0;
//NSLog(@"unmarkText");
}
- (NSRange)selectedRange {
return NSMakeRange(NSNotFound, 0);
}
- (NSRange)markedRange {
//NSLog(@"markedRange ?");
return NSMakeRange(NSNotFound, Fl::compose_state);
}
- (BOOL)hasMarkedText {
//NSLog(@"hasMarkedText %s", Fl::compose_state > 0?"YES":"NO");
return (Fl::compose_state > 0);
}
- (NSAttributedString *)attributedSubstringFromRange:(NSRange)aRange {
//NSLog(@"attributedSubstringFromRange: %d %d",aRange.location,aRange.length);
return nil;
}
- (NSArray *)validAttributesForMarkedText {
return nil;
}
- (NSRect)firstRectForCharacterRange:(NSRange)aRange {
NSRect glyphRect;
Fl_Widget *focus = Fl::focus();
Fl_Window *wfocus = focus->window();
while (wfocus->window()) wfocus = wfocus->window();
glyphRect.size.width = 0;
if (dynamic_cast<Fl_Text_Display*>(focus) != NULL) {
int x, y;
Fl_Text_Display *current = (Fl_Text_Display*)focus;
current->position_to_xy( current->insert_position(), &x, &y );
glyphRect.origin.x = (CGFloat)x;
glyphRect.origin.y = (CGFloat)y + current->textsize();
glyphRect.size.height = current->textsize();
} else {
glyphRect.origin.x = (CGFloat)Fl::event_x();
glyphRect.origin.y = (CGFloat)Fl::event_y() + 12;
glyphRect.size.height = 12;
}
// Convert the rect to screen coordinates
glyphRect.origin.y = wfocus->h() - glyphRect.origin.y;
glyphRect.origin = [[self window] convertBaseToScreen:glyphRect.origin];
return glyphRect;
}
- (NSUInteger)characterIndexForPoint:(NSPoint)aPoint {
return 0;
}
- (NSInteger)conversationIdentifier {
return (NSInteger)self;
}
@end
/*
* go ahead, create that (sub)window
*/
void Fl_X::make(Fl_Window* w)
{
static int xyPos = 100;
if ( w->parent() ) { // create a subwindow
Fl_Group::current(0);
// our subwindow needs this structure to know about its clipping.
Fl_X* x = new Fl_X;
x->other_xid = 0;
x->region = 0;
x->subRegion = 0;
x->cursor = fl_default_cursor;
x->gc = 0; // stay 0 for Quickdraw; fill with CGContext for Quartz
Fl_Window *win = w->window();
Fl_X *xo = Fl_X::i(win);
if (xo) {
x->xidNext = xo->xidChildren;
x->xidChildren = 0L;
xo->xidChildren = x;
x->xid = win->i->xid;
x->w = w; w->i = x;
x->wait_for_expose = 0;
{
Fl_X *z = xo->next; // we don't want a subwindow in Fl_X::first
xo->next = x;
x->next = z;
}
int old_event = Fl::e_number;
w->handle(Fl::e_number = FL_SHOW);
Fl::e_number = old_event;
w->redraw(); // force draw to happen
}
fl_show_iconic = 0;
}
else { // create a desktop window
Fl_Group::current(0);
fl_open_display();
NSInteger winlevel = NSNormalWindowLevel;
NSUInteger winstyle;
if (w->border()) winstyle = NSTitledWindowMask | NSClosableWindowMask | NSMiniaturizableWindowMask;
else winstyle = NSBorderlessWindowMask;
int xp = w->x();
int yp = w->y();
int wp = w->w();
int hp = w->h();
if (w->size_range_set) {
if ( w->minh != w->maxh || w->minw != w->maxw) {
winstyle |= NSResizableWindowMask;
}
} else {
if (w->resizable()) {
Fl_Widget *o = w->resizable();
int minw = o->w(); if (minw > 100) minw = 100;
int minh = o->h(); if (minh > 100) minh = 100;
w->size_range(w->w() - o->w() + minw, w->h() - o->h() + minh, 0, 0);
winstyle |= NSResizableWindowMask;
} else {
w->size_range(w->w(), w->h(), w->w(), w->h());
}
}
int xwm = xp, ywm = yp, bt, bx, by;
if (!fake_X_wm(w, xwm, ywm, bt, bx, by)) {
// menu windows and tooltips
if (w->modal()||w->override()) {
winstyle = NSBorderlessWindowMask;
winlevel = NSMainMenuWindowLevel;
} else {
winstyle = NSBorderlessWindowMask;
}
} else if (w->modal()) {
winstyle &= ~NSMiniaturizableWindowMask;
// winstyle &= ~(NSResizableWindowMask | NSMiniaturizableWindowMask);
winlevel = NSModalPanelWindowLevel;
}
else if (w->non_modal()) {
winlevel = NSFloatingWindowLevel;
}
if (by+bt) {
wp += 2*bx;
hp += 2*by+bt;
}
if (!(w->flags() & Fl_Window::FORCE_POSITION)) {
// use the Carbon functions below for default window positioning
w->x(xyPos+Fl::x());
w->y(xyPos+Fl::y());
xyPos += 25;
if (xyPos>200) xyPos = 100;
} else {
if (!Fl::grab()) {
xp = xwm; yp = ywm;
w->x(xp);w->y(yp);
}
xp -= bx;
yp -= by+bt;
}
if (w->non_modal() && Fl_X::first /*&& !fl_disable_transient_for*/) {
// find some other window to be "transient for":
Fl_Window* w = Fl_X::first->w;
while (w->parent()) w = w->window(); // todo: this code does not make any sense! (w!=w??)
}
const char *name = w->label();
Fl_X* x = new Fl_X;
x->other_xid = 0; // room for doublebuffering image map. On OS X this is only used by overlay windows
x->region = 0;
x->subRegion = 0;
x->cursor = fl_default_cursor;
x->xidChildren = 0;
x->xidNext = 0;
x->gc = 0;
NSRect srect = [[NSScreen mainScreen] frame];
NSRect crect;
crect.origin.x = w->x();
crect.origin.y = srect.size.height - (w->y() + w->h());
crect.size.width=w->w();
crect.size.height=w->h();
FLWindow *cw = [[FLWindow alloc] initWithFl_W:w
contentRect:crect
styleMask:winstyle
backing:NSBackingStoreBuffered
defer:NO];
[cw setHasShadow:YES];
[cw setAcceptsMouseMovedEvents:YES];
x->xid = cw;
FLView *myview = [[FLView alloc] init];
[cw setContentView:myview];
[cw setLevel:winlevel];
q_set_window_title(cw, name);
if (!(w->flags() & Fl_Window::FORCE_POSITION)) {
if (w->modal()) {
[cw center];
} else if (w->non_modal()) {
[cw center];
} else {
static NSPoint delta = NSZeroPoint;
delta = [cw cascadeTopLeftFromPoint:delta];
}
}
if(w->menu_window()) { // make menu windows slightly transparent
[cw setAlphaValue:0.97];
}
x->w = w; w->i = x;
x->wait_for_expose = 1;
x->next = Fl_X::first;
Fl_X::first = x;
// Install DnD handlers
[myview registerForDraggedTypes:[NSArray arrayWithObjects:
NSStringPboardType, NSFilenamesPboardType, nil]];
if ( ! Fl_X::first->next ) { // if this is the first window, we need to bring the application to the front
ProcessSerialNumber psn;
OSErr err = GetCurrentProcess( &psn );
if ( err==noErr ) SetFrontProcess( &psn );
}
if (w->size_range_set) w->size_range_();
if (winlevel != NSMainMenuWindowLevel) {
Fl_Tooltip::enter(0);
}
[cw makeKeyAndOrderFront:nil];
if (winlevel != NSMainMenuWindowLevel) Fl::handle(FL_FOCUS, w);
Fl::handle(FL_SHOW, w);
Fl::first_window(w);
[cw setDelegate:mydelegate];
if (fl_show_iconic) {
fl_show_iconic = 0;
[cw miniaturize:nil];
} else {
w->set_visible();
}
crect = [[cw contentView] frame];
w->w(int(crect.size.width));
w->h(int(crect.size.height));
crect = [cw frame];
w->x(int(crect.origin.x));
srect = [[cw screen] frame];
w->y(int(srect.size.height - (crect.origin.y + w->h())));
int old_event = Fl::e_number;
w->handle(Fl::e_number = FL_SHOW);
Fl::e_number = old_event;
if (w->modal()) { Fl::modal_ = w; fl_fix_focus(); }
}
}
/*
* Tell the OS what window sizes we want to allow
*/
void Fl_Window::size_range_() {
int bx, by, bt;
get_window_frame_sizes(bx, by, bt);
size_range_set = 1;
NSSize minSize = { minw, minh + bt };
NSSize maxSize = { maxw?maxw:32000, maxh?maxh + bt:32000 };
if (i && i->xid) {
[(NSWindow*)i->xid setMinSize:minSize];
[(NSWindow*)i->xid setMaxSize:maxSize];
}
}
/*
* returns pointer to the filename, or null if name ends with ':'
*/
const char *fl_filename_name( const char *name )
{
const char *p, *q;
if (!name) return (0);
for ( p = q = name ; *p ; ) {
if ( ( p[0] == ':' ) && ( p[1] == ':' ) ) {
q = p+2;
p++;
}
else if (p[0] == '/') {
q = p + 1;
}
p++;
}
return q;
}
/*
* set the window title bar
* \todo make the titlebar icon work!
*/
void Fl_Window::label(const char *name,const char */*iname*/) {
Fl_Widget::label(name);
if (shown() || i) {
q_set_window_title((NSWindow*)i->xid, name);
}
}
/*
* make a window visible
*/
void Fl_Window::show() {
image(Fl::scheme_bg_);
if (Fl::scheme_bg_) {
labeltype(FL_NORMAL_LABEL);
align(FL_ALIGN_CENTER | FL_ALIGN_INSIDE | FL_ALIGN_CLIP);
} else {
labeltype(FL_NO_LABEL);
}
Fl_Tooltip::exit(this);
if (!shown() || !i) {
Fl_X::make(this);
} else {
if ( !parent() ) {
if ([(NSWindow*)i->xid isMiniaturized]) {
i->w->redraw();
[(NSWindow*)i->xid deminiaturize:nil];
}
if (!fl_capture) {
[(NSWindow*)i->xid makeKeyAndOrderFront:nil];
}
}
}
}
/*
* resize a window
*/
void Fl_Window::resize(int X,int Y,int W,int H) {
int bx, by, bt;
if ( ! this->border() ) bt = 0;
else get_window_frame_sizes(bx, by, bt);
if (W<=0) W = 1; // OS X does not like zero width windows
if (H<=0) H = 1;
int is_a_resize = (W != w() || H != h());
// printf("Fl_Window::resize(X=%d, Y=%d, W=%d, H=%d), is_a_resize=%d, resize_from_system=%p, this=%p\n",
// X, Y, W, H, is_a_resize, resize_from_system, this);
if (X != x() || Y != y()) set_flag(FORCE_POSITION);
else if (!is_a_resize) return;
if ( (resize_from_system!=this) && (!parent()) && shown()) {
if (is_a_resize) {
if (resizable()) {
if (W<minw) minw = W; // user request for resize takes priority
if (W>maxw) maxw = W; // over a previously set size_range
if (H<minh) minh = H;
if (H>maxh) maxh = H;
size_range(minw, minh, maxw, maxh);
} else {
size_range(W, H, W, H);
}
NSRect dim;
dim.origin.x = X;
dim.origin.y = [[(NSWindow*)i->xid screen] frame].size.height - (Y + H);
dim.size.width = W;
dim.size.height = H + bt;
[(NSWindow*)i->xid setFrame:dim display:YES];
} else {
NSPoint pt;
pt.x = X;
pt.y = [[(NSWindow*)i->xid screen] frame].size.height - (Y + h());
[(NSWindow*)i->xid setFrameOrigin:pt];
}
}
resize_from_system = 0;
if (is_a_resize) {
Fl_Group::resize(X,Y,W,H);
if (shown()) {
redraw();
}
} else {
x(X); y(Y);
}
}
/*
* make all drawing go into this window (called by subclass flush() impl.)
*/
void Fl_Window::make_current()
{
Fl_X::q_release_context();
fl_window = i->xid;
current_ = this;
int xp = 0, yp = 0;
Fl_Window *win = this;
while ( win ) {
if ( !win->window() )
break;
xp += win->x();
yp += win->y();
win = (Fl_Window*)win->window();
}
NSView *current_focus = [NSView focusView];
// sometimes current_focus is set to a non-FLTK view: don't touch that
if ( [current_focus isKindOfClass:[FLView class]] ) [current_focus unlockFocus];
[[(NSWindow*)i->xid contentView] lockFocus];
i->gc = (CGContextRef)[[NSGraphicsContext currentContext] graphicsPort];
fl_gc = i->gc;
Fl_Region fl_window_region = XRectangleRegion(0,0,w(),h());
if ( ! this->window() ) {
for ( Fl_X *cx = i->xidChildren; cx; cx = cx->xidNext ) { // clip-out all sub-windows
Fl_Window *cw = cx->w;
Fl_Region from = fl_window_region;
fl_window_region = MacRegionMinusRect(from, cw->x(), cw->y(), cw->w(), cw->h() );
XDestroyRegion(from);
}
}
// antialiasing must be deactivated because it applies to rectangles too
// and escapes even clipping!!!
// it gets activated when needed (e.g., draw text)
CGContextSetShouldAntialias(fl_gc, false);
CGFloat hgt = [[(NSWindow*)fl_window contentView] frame].size.height;
CGContextTranslateCTM(fl_gc, 0.5, hgt-0.5f);
CGContextScaleCTM(fl_gc, 1.0f, -1.0f); // now 0,0 is top-left point of the window
win = this;
while(win && win->window()) { // translate to subwindow origin if this is a subwindow context
CGContextTranslateCTM(fl_gc, win->x(), win->y());
win = win->window();
}
//apply window's clip
CGContextClipToRects(fl_gc, fl_window_region->rects, fl_window_region->count );
XDestroyRegion(fl_window_region);
// this is the context with origin at top left of (sub)window clipped out of its subwindows if any
CGContextSaveGState(fl_gc);
#if defined(FLTK_USE_CAIRO)
if (Fl::cairo_autolink_context()) Fl::cairo_make_current(this); // capture gc changes automatically to update the cairo context adequately
#endif
fl_clip_region( 0 );
#if defined(FLTK_USE_CAIRO)
// update the cairo_t context
if (Fl::cairo_autolink_context()) Fl::cairo_make_current(this);
#endif
}
// helper function to manage the current CGContext fl_gc
extern void fl_quartz_restore_line_style_();
// FLTK has only one global graphics state. This function copies the FLTK state into the
// current Quartz context
void Fl_X::q_fill_context() {
if (!fl_gc) return;
if ( ! fl_window) { // a bitmap context
size_t hgt = CGBitmapContextGetHeight(fl_gc);
CGContextTranslateCTM(fl_gc, 0.5, hgt-0.5f);
CGContextScaleCTM(fl_gc, 1.0f, -1.0f); // now 0,0 is top-left point of the context
}
fl_color(fl_graphics_driver->color());
fl_quartz_restore_line_style_();
}
// The only way to reset clipping to its original state is to pop the current graphics
// state and restore the global state.
void Fl_X::q_clear_clipping() {
if (!fl_gc) return;
CGContextRestoreGState(fl_gc);
CGContextSaveGState(fl_gc);
}
// Give the Quartz context back to the system
void Fl_X::q_release_context(Fl_X *x) {
if (x && x->gc!=fl_gc) return;
if (!fl_gc) return;
CGContextRestoreGState(fl_gc); // matches the CGContextSaveGState of make_current
fl_gc = 0;
#if defined(FLTK_USE_CAIRO)
if (Fl::cairo_autolink_context()) Fl::cairo_make_current((Fl_Window*) 0); // capture gc changes automatically to update the cairo context adequately
#endif
}
void Fl_X::q_begin_image(CGRect &rect, int cx, int cy, int w, int h) {
CGContextSaveGState(fl_gc);
CGRect r2 = rect;
r2.origin.x -= 0.5f;
r2.origin.y -= 0.5f;
CGContextClipToRect(fl_gc, r2);
// move graphics context to origin of vertically reversed image
CGContextTranslateCTM(fl_gc, rect.origin.x - cx - 0.5, rect.origin.y - cy + h - 0.5);
CGContextScaleCTM(fl_gc, 1, -1);
rect.origin.x = rect.origin.y = 0;
rect.size.width = w;
rect.size.height = h;
}
void Fl_X::q_end_image() {
CGContextRestoreGState(fl_gc);
}
////////////////////////////////////////////////////////////////
// Copy & Paste fltk implementation.
////////////////////////////////////////////////////////////////
static void convert_crlf(char * s, size_t len)
{
// turn all \r characters into \n:
for (size_t x = 0; x < len; x++) if (s[x] == '\r') s[x] = '\n';
}
// fltk 1.3 clipboard support constant definitions:
const CFStringRef flavorNames[] = {
CFSTR("public.utf16-plain-text"),
CFSTR("public.utf8-plain-text"),
CFSTR("com.apple.traditional-mac-plain-text") };
const CFStringEncoding encodings[] = {
kCFStringEncodingUnicode,
kCFStringEncodingUTF8,
kCFStringEncodingMacRoman};
const size_t handledFlavorsCount = sizeof(encodings)/sizeof(CFStringEncoding);
// clipboard variables definitions :
char *fl_selection_buffer[2];
int fl_selection_length[2];
static int fl_selection_buffer_length[2];
static PasteboardRef myPasteboard = 0;
static void allocatePasteboard() {
if (!myPasteboard)
PasteboardCreate(kPasteboardClipboard, &myPasteboard);
}
/*
* create a selection
* owner: widget that created the selection
* stuff: pointer to selected data
* size of selected data
*/
void Fl::copy(const char *stuff, int len, int clipboard) {
if (!stuff || len<0) return;
if (len+1 > fl_selection_buffer_length[clipboard]) {
delete[] fl_selection_buffer[clipboard];
fl_selection_buffer[clipboard] = new char[len+100];
fl_selection_buffer_length[clipboard] = len+100;
}
memcpy(fl_selection_buffer[clipboard], stuff, len);
fl_selection_buffer[clipboard][len] = 0; // needed for direct paste
fl_selection_length[clipboard] = len;
if (clipboard) {
allocatePasteboard();
OSStatus err = PasteboardClear(myPasteboard);
if (err!=noErr) return; // clear did not work, maybe not owner of clipboard.
PasteboardSynchronize(myPasteboard);
CFDataRef text = CFDataCreate(kCFAllocatorDefault, (UInt8*)fl_selection_buffer[1], len);
if (text==NULL) return; // there was a pb creating the object, abort.
err=PasteboardPutItemFlavor(myPasteboard, (PasteboardItemID)1, CFSTR("public.utf8-plain-text"), text, 0);
CFRelease(text);
}
}
// Call this when a "paste" operation happens:
void Fl::paste(Fl_Widget &receiver, int clipboard) {
if (clipboard) {
// see if we own the selection, if not go get it:
fl_selection_length[1] = 0;
OSStatus err = noErr;
Boolean found = false;
CFDataRef flavorData = NULL;
CFStringEncoding encoding = 0;
allocatePasteboard();
PasteboardSynchronize(myPasteboard);
ItemCount nFlavor = 0, i, j;
err = PasteboardGetItemCount(myPasteboard, &nFlavor);
if (err==noErr) {
for (i=1; i<=nFlavor; i++) {
PasteboardItemID itemID = 0;
CFArrayRef flavorTypeArray = NULL;
found = false;
err = PasteboardGetItemIdentifier(myPasteboard, i, &itemID);
if (err!=noErr) continue;
err = PasteboardCopyItemFlavors(myPasteboard, itemID, &flavorTypeArray);
if (err!=noErr) {
if (flavorTypeArray) {CFRelease(flavorTypeArray); flavorTypeArray = NULL;}
continue;
}
CFIndex flavorCount = CFArrayGetCount(flavorTypeArray);
for (j = 0; j < handledFlavorsCount; j++) {
for (CFIndex flavorIndex=0; flavorIndex<flavorCount; flavorIndex++) {
CFStringRef flavorType = (CFStringRef)CFArrayGetValueAtIndex(flavorTypeArray, flavorIndex);
if (UTTypeConformsTo(flavorType, flavorNames[j])) {
err = PasteboardCopyItemFlavorData( myPasteboard, itemID, flavorNames[j], &flavorData );
if (err != noErr) continue;
encoding = encodings[j];
found = true;
break;
}
}
if (found) break;
}
if (flavorTypeArray) {CFRelease(flavorTypeArray); flavorTypeArray = NULL;}
if (found) break;
}
if (found) {
CFIndex len = CFDataGetLength(flavorData);
CFStringRef mycfs = CFStringCreateWithBytes(NULL, CFDataGetBytePtr(flavorData), len, encoding, false);
CFRelease(flavorData);
len = CFStringGetMaximumSizeForEncoding(CFStringGetLength(mycfs), kCFStringEncodingUTF8) + 1;
if ( len >= fl_selection_buffer_length[1] ) {
fl_selection_buffer_length[1] = len;
delete[] fl_selection_buffer[1];
fl_selection_buffer[1] = new char[len];
}
CFStringGetCString(mycfs, fl_selection_buffer[1], len, kCFStringEncodingUTF8);
CFRelease(mycfs);
len = strlen(fl_selection_buffer[1]);
fl_selection_length[1] = len;
convert_crlf(fl_selection_buffer[1],len); // turn all \r characters into \n:
}
}
}
Fl::e_text = fl_selection_buffer[clipboard];
Fl::e_length = fl_selection_length[clipboard];
if (!Fl::e_text) Fl::e_text = (char *)"";
receiver.handle(FL_PASTE);
}
void Fl::add_timeout(double time, Fl_Timeout_Handler cb, void* data)
{
// check, if this timer slot exists already
for (int i = 0; i < mac_timer_used; ++i) {
MacTimeout& t = mac_timers[i];
// if so, simply change the fire interval
if (t.callback == cb && t.data == data) {
CFRunLoopTimerSetNextFireDate(t.timer, CFAbsoluteTimeGetCurrent() + time );
t.pending = 1;
return;
}
}
// no existing timer to use. Create a new one:
int timer_id = -1;
// find an empty slot in the timer array
for (int i = 0; i < mac_timer_used; ++i) {
if ( !mac_timers[i].timer ) {
timer_id = i;
break;
}
}
// if there was no empty slot, append a new timer
if (timer_id == -1) {
// make space if needed
if (mac_timer_used == mac_timer_alloc) {
realloc_timers();
}
timer_id = mac_timer_used++;
}
// now install a brand new timer
MacTimeout& t = mac_timers[timer_id];
CFRunLoopTimerContext context = {0, data, NULL,NULL,NULL};
CFRunLoopTimerRef timerRef = CFRunLoopTimerCreate(kCFAllocatorDefault,
CFAbsoluteTimeGetCurrent() + time,
1E30,
0,
0,
do_timer,
&context
);
if (timerRef) {
CFRunLoopAddTimer(CFRunLoopGetCurrent(),
timerRef,
kCFRunLoopDefaultMode);
t.callback = cb;
t.data = data;
t.timer = timerRef;
t.pending = 1;
}
}
void Fl::repeat_timeout(double time, Fl_Timeout_Handler cb, void* data)
{
// currently, repeat_timeout does not subtract the trigger time of the previous timer event as it should.
add_timeout(time, cb, data);
}
int Fl::has_timeout(Fl_Timeout_Handler cb, void* data)
{
for (int i = 0; i < mac_timer_used; ++i) {
MacTimeout& t = mac_timers[i];
if (t.callback == cb && t.data == data && t.pending) {
return 1;
}
}
return 0;
}
void Fl::remove_timeout(Fl_Timeout_Handler cb, void* data)
{
for (int i = 0; i < mac_timer_used; ++i) {
MacTimeout& t = mac_timers[i];
if (t.callback == cb && ( t.data == data || data == NULL)) {
delete_timer(t);
}
}
}
int Fl_X::unlink(Fl_X *start) {
if (start) {
Fl_X *pc = start;
while (pc) {
if (pc->xidNext == this) {
pc->xidNext = xidNext;
return 1;
}
if (pc->xidChildren) {
if (pc->xidChildren == this) {
pc->xidChildren = xidNext;
return 1;
}
if (unlink(pc->xidChildren))
return 1;
}
pc = pc->xidNext;
}
} else {
for ( Fl_X *pc = Fl_X::first; pc; pc = pc->next ) {
if (unlink(pc))
return 1;
}
}
return 0;
}
void Fl_X::relink(Fl_Window *w, Fl_Window *wp) {
Fl_X *x = Fl_X::i(w);
Fl_X *p = Fl_X::i(wp);
if (!x || !p) return;
// first, check if 'x' is already registered as a child of 'p'
for (Fl_X *i = p->xidChildren; i; i=i->xidNext) {
if (i == x) return;
}
// now add 'x' as the first child of 'p'
x->xidNext = p->xidChildren;
p->xidChildren = x;
}
void Fl_X::destroy() {
if (w && !w->parent() && xid) {
[[(NSWindow *)xid contentView] release];
[(NSWindow *)xid close];
}
}
void Fl_X::map() {
if (w && xid) {
[(NSWindow *)xid orderFront:nil];
}
//+ link to window list
if (w && w->parent()) {
Fl_X::relink(w, w->window() );
w->redraw();
}
}
void Fl_X::unmap() {
if (w && !w->parent() && xid) {
[(NSWindow *)xid orderOut:nil];
}
if (w && Fl_X::i(w))
Fl_X::i(w)->unlink();
}
// removes x,y,w,h rectangle from region r and returns result as a new Fl_Region
static Fl_Region MacRegionMinusRect(Fl_Region r, int x,int y,int w,int h)
{
Fl_Region outr = (Fl_Region)malloc(sizeof(*outr));
outr->rects = (CGRect*)malloc(4 * r->count * sizeof(CGRect));
outr->count = 0;
CGRect rect = fl_cgrectmake_cocoa(x, y, w, h);
for( int i = 0; i < r->count; i++) {
CGRect A = r->rects[i];
CGRect test = CGRectIntersection(A, rect);
if (CGRectIsEmpty(test)) {
outr->rects[(outr->count)++] = A;
}
else {
const CGFloat verylarge = 100000.;
CGRect side = CGRectMake(0,0,rect.origin.x,verylarge);// W side
test = CGRectIntersection(A, side);
if ( ! CGRectIsEmpty(test)) {
outr->rects[(outr->count)++] = test;
}
side = CGRectMake(0,rect.origin.y + rect.size.height,verylarge,verylarge);// N side
test = CGRectIntersection(A, side);
if ( ! CGRectIsEmpty(test)) {
outr->rects[(outr->count)++] = test;
}
side = CGRectMake(rect.origin.x + rect.size.width, 0, verylarge, verylarge);// E side
test = CGRectIntersection(A, side);
if ( ! CGRectIsEmpty(test)) {
outr->rects[(outr->count)++] = test;
}
side = CGRectMake(0, 0, verylarge, rect.origin.y);// S side
test = CGRectIntersection(A, side);
if ( ! CGRectIsEmpty(test)) {
outr->rects[(outr->count)++] = test;
}
}
}
if (outr->count == 0) {
free(outr->rects);
free(outr);
outr = XRectangleRegion(0,0,0,0);
}
else outr->rects = (CGRect*)realloc(outr->rects, outr->count * sizeof(CGRect));
return outr;
}
// intersects current and x,y,w,h rectangle and returns result as a new Fl_Region
Fl_Region Fl_X::intersect_region_and_rect(Fl_Region current, int x,int y,int w, int h)
{
if (current == NULL) return XRectangleRegion(x,y,w,h);
CGRect r = fl_cgrectmake_cocoa(x, y, w, h);
Fl_Region outr = (Fl_Region)malloc(sizeof(*outr));
outr->count = current->count;
outr->rects =(CGRect*)malloc(outr->count * sizeof(CGRect));
int j = 0;
for(int i = 0; i < current->count; i++) {
CGRect test = CGRectIntersection(current->rects[i], r);
if (!CGRectIsEmpty(test)) outr->rects[j++] = test;
}
if (j) {
outr->count = j;
outr->rects = (CGRect*)realloc(outr->rects, outr->count * sizeof(CGRect));
}
else {
XDestroyRegion(outr);
outr = XRectangleRegion(0,0,0,0);
}
return outr;
}
void Fl_X::collapse() {
[(NSWindow *)xid miniaturize:nil];
}
static NSImage *CGBitmapContextToNSImage(CGContextRef c)
// the returned NSImage is autoreleased
{
unsigned char *pdata = (unsigned char *)CGBitmapContextGetData(c);
NSBitmapImageRep *imagerep = [[NSBitmapImageRep alloc] initWithBitmapDataPlanes:&pdata
pixelsWide:CGBitmapContextGetWidth(c)
pixelsHigh:CGBitmapContextGetHeight(c)
bitsPerSample:8
samplesPerPixel:4
hasAlpha:YES
isPlanar:NO
colorSpaceName:NSDeviceRGBColorSpace
bytesPerRow:CGBitmapContextGetBytesPerRow(c)
bitsPerPixel:CGBitmapContextGetBitsPerPixel(c)];
NSImage* image = [[NSImage alloc] initWithData: [imagerep TIFFRepresentation]];
[imagerep release];
return [image autorelease];
}
static NSCursor *PrepareCursor(NSCursor *cursor, CGContextRef (*f)() )
{
if (cursor == nil) {
CGContextRef c = f();
NSImage *image = CGBitmapContextToNSImage(c);
fl_delete_offscreen( (Fl_Offscreen)c );
NSPoint pt = {[image size].width/2, [image size].height/2};
cursor = [[NSCursor alloc] initWithImage:image hotSpot:pt];
}
return cursor;
}
void Fl_X::set_cursor(Fl_Cursor c)
{
NSCursor *icrsr;
switch (c) {
case FL_CURSOR_CROSS: icrsr = [NSCursor crosshairCursor]; break;
case FL_CURSOR_WAIT:
static NSCursor *watch = nil;
watch = PrepareCursor(watch, &Fl_X::watch_cursor_image);
icrsr = watch;
break;
case FL_CURSOR_INSERT: icrsr = [NSCursor IBeamCursor]; break;
case FL_CURSOR_N: icrsr = [NSCursor resizeUpCursor]; break;
case FL_CURSOR_S: icrsr = [NSCursor resizeDownCursor]; break;
case FL_CURSOR_NS: icrsr = [NSCursor resizeUpDownCursor]; break;
case FL_CURSOR_HELP:
static NSCursor *help = nil;
help = PrepareCursor(help, &Fl_X::help_cursor_image);
icrsr = help;
break;
case FL_CURSOR_HAND: icrsr = [NSCursor pointingHandCursor]; break;
case FL_CURSOR_MOVE: icrsr = [NSCursor openHandCursor]; break;
case FL_CURSOR_NE:
case FL_CURSOR_SW:
case FL_CURSOR_NESW:
static NSCursor *nesw = nil;
nesw = PrepareCursor(nesw, &Fl_X::nesw_cursor_image);
icrsr = nesw;
break;
case FL_CURSOR_E: icrsr = [NSCursor resizeRightCursor]; break;
case FL_CURSOR_W: icrsr = [NSCursor resizeLeftCursor]; break;
case FL_CURSOR_WE: icrsr = [NSCursor resizeLeftRightCursor]; break;
case FL_CURSOR_SE:
case FL_CURSOR_NW:
case FL_CURSOR_NWSE:
static NSCursor *nwse = nil;
nwse = PrepareCursor(nwse, &Fl_X::nwse_cursor_image);
icrsr = nwse;
break;
case FL_CURSOR_NONE:
static NSCursor *none = nil;
none = PrepareCursor(none, &Fl_X::none_cursor_image);
icrsr = none;
break;
case FL_CURSOR_ARROW:
case FL_CURSOR_DEFAULT:
default: icrsr = [NSCursor arrowCursor];
break;
}
[icrsr set];
cursor = icrsr;
}
int Fl_X::screen_init(XRectangle screens[], float dpi[])
{
NSAutoreleasePool *localPool = [[NSAutoreleasePool alloc] init];
NSArray *a = [NSScreen screens];
NSScreen *object;
int count = (int)[a count];
NSRect r;
int i, num_screens = 0;
for( i = 0; i < count; i++) {
object = (NSScreen*)[a objectAtIndex:i];
r = [object frame];
screens[num_screens].x = int(r.origin.x);
screens[num_screens].y = int(r.size.height - (r.origin.y + r.size.height));
screens[num_screens].width = int(r.size.width);
screens[num_screens].height = int(r.size.height);
#if MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_4
if ([object respondsToSelector:@selector(userSpaceScaleFactor)]) {
dpi[num_screens] = float([object userSpaceScaleFactor])*72.0f;
} else
#endif
{
dpi[num_screens] = 72.0f;
}
num_screens ++;
if (num_screens >= 16) break;
}
[localPool release];
return num_screens;
}
@interface FLaboutItemTarget : NSObject
{
}
- (void)showPanel;
- (void)printPanel;
@end
@implementation FLaboutItemTarget
- (void)showPanel
{
NSDictionary *options;
options = [NSDictionary dictionaryWithObjectsAndKeys:
[NSString stringWithFormat:@" GUI with FLTK %d.%d", FL_MAJOR_VERSION,
FL_MINOR_VERSION ], @"Copyright",
nil];
[NSApp orderFrontStandardAboutPanelWithOptions:options];
}
//#include <FL/Fl_PostScript.H>
- (void)printPanel
{
Fl_Printer printer;
//Fl_PostScript_File_Device printer;
int w, h;
Fl_Window *win = Fl::first_window();
if(!win) return;
if( printer.start_job(1) ) return;
if( printer.start_page() ) return;
// scale the printer device so that the window fits on the page
float scale = 1;
printer.printable_rect(&w, &h);
if (win->w()>w || win->h()>h) {
scale = (float)w/win->w();
if ((float)h/win->h() < scale) scale = (float)h/win->h();
printer.scale(scale);
}
//#define ROTATE 1
#ifdef ROTATE
printer.scale(scale * 0.8, scale * 0.8);
printer.printable_rect(&w, &h);
printer.origin(w/2, h/2 );
printer.rotate(20.);
printer.print_widget( win, - win->w()/2, - win->h()/2 );
#else
printer.print_widget( win);
//printer.print_window_part( win, 0,0, win->w(), win->h() );
#endif
printer.end_page();
printer.end_job();
}
@end
static NSMenu *appleMenu;
static void createAppleMenu(void)
{
static BOOL donethat = NO;
if (donethat) return;
donethat = YES;
NSMenu *mainmenu, *services;
NSMenuItem *menuItem;
NSString *title;
NSString *nsappname = [[NSProcessInfo processInfo] processName];
appleMenu = [[NSMenu alloc] initWithTitle:@""];
/* Add menu items */
title = [[NSString stringWithUTF8String:Fl_Mac_App_Menu::about] stringByAppendingString:nsappname];
menuItem = [appleMenu addItemWithTitle:title action:@selector(showPanel) keyEquivalent:@""];
FLaboutItemTarget *about = [[FLaboutItemTarget alloc] init];
[menuItem setTarget:about];
[appleMenu addItem:[NSMenuItem separatorItem]];
// Print front window
if (strlen(Fl_Mac_App_Menu::print) > 0) {
menuItem = [appleMenu
addItemWithTitle:[NSString stringWithUTF8String:Fl_Mac_App_Menu::print]
action:@selector(printPanel)
keyEquivalent:@""];
[menuItem setTarget:about];
[appleMenu setAutoenablesItems:NO];
[menuItem setEnabled:YES];
[appleMenu addItem:[NSMenuItem separatorItem]];
}
// Services Menu
services = [[NSMenu alloc] init];
menuItem = [appleMenu
addItemWithTitle:[NSString stringWithUTF8String:Fl_Mac_App_Menu::services]
action:nil
keyEquivalent:@""];
[appleMenu setSubmenu:services forItem:menuItem];
[appleMenu addItem:[NSMenuItem separatorItem]];
// Hide AppName
title = [[NSString stringWithUTF8String:Fl_Mac_App_Menu::hide] stringByAppendingString:nsappname];
[appleMenu addItemWithTitle:title
action:@selector(hide:)
keyEquivalent:@"h"];
// Hide Others
menuItem = [appleMenu
addItemWithTitle:[NSString stringWithUTF8String:Fl_Mac_App_Menu::hide_others]
action:@selector(hideOtherApplications:)
keyEquivalent:@"h"];
[menuItem setKeyEquivalentModifierMask:(NSAlternateKeyMask|NSCommandKeyMask)];
// Show All
[appleMenu addItemWithTitle:[NSString stringWithUTF8String:Fl_Mac_App_Menu::show]
action:@selector(unhideAllApplications:) keyEquivalent:@""];
[appleMenu addItem:[NSMenuItem separatorItem]];
// Quit AppName
title = [[NSString stringWithUTF8String:Fl_Mac_App_Menu::quit]
stringByAppendingString:nsappname];
[appleMenu addItemWithTitle:title
action:@selector(terminate:)
keyEquivalent:@"q"];
/* Put menu into the menubar */
menuItem = [[NSMenuItem alloc] initWithTitle:@"" action:nil keyEquivalent:@""];
[menuItem setSubmenu:appleMenu];
mainmenu = [[NSMenu alloc] initWithTitle:@""];
[mainmenu addItem:menuItem];
if (fl_mac_os_version < 100600) {
// [NSApp setAppleMenu:appleMenu];
// to avoid compiler warning raised by use of undocumented setAppleMenu :
[NSApp performSelector:@selector(setAppleMenu:) withObject:appleMenu];
}
[NSApp setServicesMenu:services];
[NSApp setMainMenu:mainmenu];
[services release];
[mainmenu release];
[appleMenu release];
[menuItem release];
fl_system_menu = [NSApp mainMenu];
}
@interface FLMenuItem : NSMenuItem {
}
- (void) doCallback:(id)unused;
- (void) directCallback:(id)unused;
@end
@implementation FLMenuItem
- (void) doCallback:(id)unused
{
int flRank = [self tag];
const Fl_Menu_Item *items = fl_sys_menu_bar->Fl_Menu_::menu();
const Fl_Menu_Item *item = items + flRank;
if (item) {
fl_sys_menu_bar->picked(item);
if ( item->flags & FL_MENU_TOGGLE ) { // update the menu toggle symbol
[self setState:(item->value() ? NSOnState : NSOffState)];
}
else if ( item->flags & FL_MENU_RADIO ) { // update the menu radio symbols
int from = flRank;
while( from > 0 && items[from - 1].label() && (items[from - 1].flags & FL_MENU_RADIO) &&
!(items[from - 1].flags & FL_MENU_DIVIDER) ) {
from--;
}
int to = flRank;
while( !(items[to].flags & FL_MENU_DIVIDER) && items[to + 1].label() &&
(items[to + 1].flags & FL_MENU_RADIO) ) {
to++;
}
NSMenu *nsmenu = [self menu];
int nsrank = (int)[nsmenu indexOfItem:self];
for(int i = from - flRank + nsrank ; i <= to - flRank + nsrank; i++) {
NSMenuItem *nsitem = [nsmenu itemAtIndex:i];
if (nsitem != self) [nsitem setState:NSOffState];
else [nsitem setState:(item->value() ? NSOnState : NSOffState) ];
}
}
}
}
- (void) directCallback:(id)unused
{
Fl_Menu_Item *item = (Fl_Menu_Item *)[(NSData*)[self representedObject] bytes];
if ( item && item->callback() ) item->do_callback(NULL);
}
@end
void fl_mac_set_about( Fl_Callback *cb, void *user_data, int shortcut)
{
fl_open_display();
Fl_Menu_Item aboutItem;
memset(&aboutItem, 0, sizeof(Fl_Menu_Item));
aboutItem.callback(cb);
aboutItem.user_data(user_data);
aboutItem.shortcut(shortcut);
CFStringRef cfname = CFStringCreateCopy(NULL, (CFStringRef)[[appleMenu itemAtIndex:0] title]);
[appleMenu removeItemAtIndex:0];
FLMenuItem *item = [[[FLMenuItem alloc] initWithTitle:(NSString*)cfname
action:@selector(directCallback:)
keyEquivalent:@""] autorelease];
if (aboutItem.shortcut()) {
Fl_Sys_Menu_Bar::doMenuOrItemOperation(Fl_Sys_Menu_Bar::setKeyEquivalent, item, aboutItem.shortcut() & 0xff);
Fl_Sys_Menu_Bar::doMenuOrItemOperation(Fl_Sys_Menu_Bar::setKeyEquivalentModifierMask, item, aboutItem.shortcut() );
}
NSData *pointer = [NSData dataWithBytes:&aboutItem length:sizeof(Fl_Menu_Item)];
[item setRepresentedObject:pointer];
[appleMenu insertItem:item atIndex:0];
CFRelease(cfname);
[item setTarget:item];
}
static char *remove_ampersand(const char *s)
{
char *ret = strdup(s);
const char *p = s;
char *q = ret;
while(*p != 0) {
if (p[0]=='&') {
if (p[1]=='&') {
*q++ = '&'; p+=2;
} else {
p++;
}
} else {
*q++ = *p++;
}
}
*q = 0;
return ret;
}
void *Fl_Sys_Menu_Bar::doMenuOrItemOperation(Fl_Sys_Menu_Bar::menuOrItemOperation operation, ...)
/* these operations apply to menus, submenus, or menu items
*/
{
NSAutoreleasePool *localPool;
localPool = [[NSAutoreleasePool alloc] init];
NSMenu *menu;
NSMenuItem *item;
int value;
void *pter;
void *retval = NULL;
va_list ap;
va_start(ap, operation);
if (operation == Fl_Sys_Menu_Bar::itemAtIndex) { // arguments: NSMenu*, int. Returns the item
menu = va_arg(ap, NSMenu*);
value = va_arg(ap, int);
retval = (void *)[menu itemAtIndex:value];
}
else if (operation == Fl_Sys_Menu_Bar::setKeyEquivalent) { // arguments: NSMenuItem*, int
item = va_arg(ap, NSMenuItem*);
value = va_arg(ap, int);
char key = value;
NSString *equiv = [[NSString alloc] initWithBytes:&key length:1 encoding:NSASCIIStringEncoding];
[item setKeyEquivalent:equiv];
[equiv release];
}
else if (operation == Fl_Sys_Menu_Bar::setKeyEquivalentModifierMask) { // arguments: NSMenuItem*, int
item = va_arg(ap, NSMenuItem*);
value = va_arg(ap, int);
NSUInteger macMod = 0;
if ( value & FL_META ) macMod = NSCommandKeyMask;
if ( value & FL_SHIFT || isupper(value) ) macMod |= NSShiftKeyMask;
if ( value & FL_ALT ) macMod |= NSAlternateKeyMask;
if ( value & FL_CTRL ) macMod |= NSControlKeyMask;
[item setKeyEquivalentModifierMask:macMod];
}
else if (operation == Fl_Sys_Menu_Bar::setState) { // arguments: NSMenuItem*, int
item = va_arg(ap, NSMenuItem*);
value = va_arg(ap, int);
[item setState:(value ? NSOnState : NSOffState)];
}
else if (operation == Fl_Sys_Menu_Bar::initWithTitle) { // arguments: const char*title. Returns the newly created menu
// creates a new (sub)menu
char *ts = remove_ampersand(va_arg(ap, char *));
CFStringRef title = CFStringCreateWithCString(NULL, ts, kCFStringEncodingUTF8);
free(ts);
NSMenu *menu = [[NSMenu alloc] initWithTitle:(NSString*)title];
CFRelease(title);
[menu setAutoenablesItems:NO];
retval = (void *)menu;
}
else if (operation == Fl_Sys_Menu_Bar::numberOfItems) { // arguments: NSMenu *menu, int *pcount
// upon return, *pcount is set to menu's item count
menu = va_arg(ap, NSMenu*);
pter = va_arg(ap, void *);
*(int*)pter = [menu numberOfItems];
}
else if (operation == Fl_Sys_Menu_Bar::setSubmenu) { // arguments: NSMenuItem *item, NSMenu *menu
// sets 'menu' as submenu attached to 'item'
item = va_arg(ap, NSMenuItem*);
menu = va_arg(ap, NSMenu*);
[item setSubmenu:menu];
[menu release];
}
else if (operation == Fl_Sys_Menu_Bar::setEnabled) { // arguments: NSMenuItem*, int
item = va_arg(ap, NSMenuItem*);
value = va_arg(ap, int);
[item setEnabled:(value ? YES : NO)];
}
else if (operation == Fl_Sys_Menu_Bar::addSeparatorItem) { // arguments: NSMenu*
menu = va_arg(ap, NSMenu*);
[menu addItem:[NSMenuItem separatorItem]];
}
else if (operation == Fl_Sys_Menu_Bar::setTitle) { // arguments: NSMenuItem*, const char *
item = va_arg(ap, NSMenuItem*);
char *ts = remove_ampersand(va_arg(ap, char *));
CFStringRef title = CFStringCreateWithCString(NULL, ts, kCFStringEncodingUTF8);
free(ts);
[item setTitle:(NSString*)title];
CFRelease(title);
}
else if (operation == Fl_Sys_Menu_Bar::removeItem) { // arguments: NSMenu*, int
menu = va_arg(ap, NSMenu*);
value = va_arg(ap, int);
[menu removeItem:[menu itemAtIndex:value]];
}
else if (operation == Fl_Sys_Menu_Bar::addNewItem) { // arguments: NSMenu *menu, int flrank, int *prank
// creates a new menu item at the end of 'menu'
// attaches the item of rank flrank (counted in Fl_Menu_) of fl_sys_menu_bar to it
// upon return, puts the rank (counted in NSMenu) of the new item in *prank unless prank is NULL
menu = va_arg(ap, NSMenu*);
int flRank = va_arg(ap, int);
char *name = remove_ampersand( (fl_sys_menu_bar->Fl_Menu_::menu() + flRank)->label());
int *prank = va_arg(ap, int*);
CFStringRef cfname = CFStringCreateWithCString(NULL, name, kCFStringEncodingUTF8);
free(name);
FLMenuItem *item = [[FLMenuItem alloc] initWithTitle:(NSString*)cfname
action:@selector(doCallback:)
keyEquivalent:@""];
[item setTag:flRank];
[menu addItem:item];
CFRelease(cfname);
[item setTarget:item];
if (prank != NULL) *prank = [menu indexOfItem:item];
[item release];
}
else if (operation == Fl_Sys_Menu_Bar::renameItem) { // arguments: int rank, const char *newname
// renames the system menu item numbered rank in fl_sys_menu_bar->menu()
int rank = va_arg(ap, int);
char *newname = remove_ampersand( va_arg(ap, const char *) );
int countmenus = [(NSMenu*)fl_system_menu numberOfItems];
bool found = NO;
NSMenuItem *macitem = 0;
for(int i = 1; (!found) && i < countmenus; i++) {
NSMenuItem *item = [(NSMenu*)fl_system_menu itemAtIndex:i];
NSMenu *submenu = [item submenu];
if (submenu == nil) continue;
int countitems = [submenu numberOfItems];
for(int j = 0; j < countitems; j++) {
macitem = [submenu itemAtIndex:j];
if ([macitem tag] == rank) { found = YES; break; }
}
}
if (found) {
[macitem setTitle:[[[NSString alloc] initWithUTF8String:newname] autorelease]];
}
free(newname);
}
va_end(ap);
[localPool release];
return retval;
}
void Fl_X::set_key_window()
{
[(NSWindow*)xid makeKeyWindow];
}
static NSImage *imageFromText(const char *text, int *pwidth, int *pheight)
{
const char *p, *q;
int width = 0, height, w2, ltext = strlen(text);
fl_font(FL_HELVETICA, 10);
p = text;
int nl = 0;
while((q=strchr(p, '\n')) != NULL) {
nl++;
w2 = int(fl_width(p, q - p));
if (w2 > width) width = w2;
p = q + 1;
}
if (text[ ltext - 1] != '\n') {
nl++;
w2 = int(fl_width(p));
if (w2 > width) width = w2;
}
height = nl * fl_height() + 3;
width += 6;
Fl_Offscreen off = fl_create_offscreen_with_alpha(width, height);
fl_begin_offscreen(off);
CGContextSetRGBFillColor( (CGContextRef)off, 0,0,0,0);
fl_rectf(0,0,width,height);
fl_color(FL_BLACK);
p = text;
int y = fl_height();
while(TRUE) {
q = strchr(p, '\n');
if (q) {
fl_draw(p, q - p, 3, y);
} else {
fl_draw(p, 3, y);
break;
}
y += fl_height();
p = q + 1;
}
fl_end_offscreen();
NSImage* image = CGBitmapContextToNSImage( (CGContextRef)off );
fl_delete_offscreen( off );
*pwidth = width;
*pheight = height;
return image;
}
static NSImage *defaultDragImage(int *pwidth, int *pheight)
{
const int width = 16, height = 16;
Fl_Offscreen off = fl_create_offscreen_with_alpha(width, height);
fl_begin_offscreen(off);
CGContextSetRGBFillColor( (CGContextRef)off, 0,0,0,0);
fl_rectf(0,0,width,height);
CGContextSetRGBStrokeColor( (CGContextRef)off, 0,0,0,0.6);
fl_rect(0,0,width,height);
fl_rect(2,2,width-4,height-4);
fl_end_offscreen();
NSImage* image = CGBitmapContextToNSImage( (CGContextRef)off );
fl_delete_offscreen( off );
*pwidth = width;
*pheight = height;
return image;
}
int Fl::dnd(void)
{
CFDataRef text = CFDataCreate(kCFAllocatorDefault, (UInt8*)fl_selection_buffer[0], fl_selection_length[0]);
if (text==NULL) return false;
NSAutoreleasePool *localPool;
localPool = [[NSAutoreleasePool alloc] init];
NSPasteboard *mypasteboard = [NSPasteboard pasteboardWithName:NSDragPboard];
[mypasteboard declareTypes:[NSArray arrayWithObjects:@"public.utf8-plain-text", nil] owner:nil];
[mypasteboard setData:(NSData*)text forType:@"public.utf8-plain-text"];
CFRelease(text);
Fl_Widget *w = Fl::pushed();
Fl_Window *win = w->window();
if (win == NULL) {
win = (Fl_Window*)w;
} else {
while(win->window()) win = win->window();
}
NSView *myview = [(NSWindow*)Fl_X::i(win)->xid contentView];
NSEvent *theEvent = [NSApp currentEvent];
int width, height;
NSImage *image;
if ( dynamic_cast<Fl_Input_*>(w) != NULL || dynamic_cast<Fl_Text_Display*>(w) != NULL) {
fl_selection_buffer[0][ fl_selection_length[0] ] = 0;
image = imageFromText(fl_selection_buffer[0], &width, &height);
} else {
image = defaultDragImage(&width, &height);
}
static NSSize offset={0,0};
NSPoint pt = [theEvent locationInWindow];
pt.x -= width/2;
pt.y -= height/2;
[myview dragImage:image at:pt offset:offset
event:theEvent pasteboard:mypasteboard
source:myview slideBack:YES];
if ( w ) {
int old_event = Fl::e_number;
w->handle(Fl::e_number = FL_RELEASE);
Fl::e_number = old_event;
Fl::pushed( 0 );
}
[localPool release];
return true;
}
unsigned char *Fl_X::bitmap_from_window_rect(Fl_Window *win, int x, int y, int w, int h, int *bytesPerPixel)
// delete the returned pointer after use
{
while(win->window()) {
x += win->x();
y += win->y();
win = win->window();
}
CGFloat epsilon = 0;
if (fl_mac_os_version >= 100600) epsilon = 0.001;
// The epsilon offset is absolutely necessary under 10.6. Without it, the top pixel row and
// left pixel column are not read, and bitmap is read shifted by one pixel in both directions.
// Under 10.5, we want no offset.
NSRect rect = NSMakeRect(x - epsilon, y - epsilon, w, h);
NSBitmapImageRep *bitmap = [[NSBitmapImageRep alloc] initWithFocusedViewRect:rect];
*bytesPerPixel = [bitmap bitsPerPixel]/8;
int bpp = (int)[bitmap bytesPerPlane];
int bpr = (int)[bitmap bytesPerRow];
int hh = bpp/bpr; // sometimes hh = h-1 for unclear reason
int ww = bpr/(*bytesPerPixel); // sometimes ww = w-1
unsigned char *data = new unsigned char[w * h * *bytesPerPixel];
if (w == ww) {
memcpy(data, [bitmap bitmapData], w * hh * *bytesPerPixel);
} else {
unsigned char *p = [bitmap bitmapData];
unsigned char *q = data;
for(int i = 0;i < hh; i++) {
memcpy(q, p, *bytesPerPixel * ww);
p += bpr;
q += w * *bytesPerPixel;
}
}
[bitmap release];
return data;
}
static void imgProviderReleaseData (void *info, const void *data, size_t size)
{
delete[] (unsigned char *)data;
}
CGImageRef Fl_X::CGImage_from_window_rect(Fl_Window *win, int x, int y, int w, int h)
// CFRelease the returned CGImageRef after use
{
int bpp;
unsigned char *bitmap = bitmap_from_window_rect(win, x, y, w, h, &bpp);
CGImageRef img;
CGColorSpaceRef lut = CGColorSpaceCreateDeviceRGB();
CGDataProviderRef provider = CGDataProviderCreateWithData(NULL, bitmap, w*h*bpp, imgProviderReleaseData);
img = CGImageCreate(w, h, 8, 8*bpp, w*bpp, lut,
bpp == 3 ? kCGImageAlphaNone : kCGImageAlphaLast,
provider, NULL, false, kCGRenderingIntentDefault);
CGColorSpaceRelease(lut);
CGDataProviderRelease(provider);
return img;
}
void Fl_X::contains_GL_subwindow()
{
[(FLWindow*)xid setContainsGLsubwindow:YES];
}
WindowRef Fl_X::window_ref()
{
return (WindowRef)[(FLWindow*)xid windowRef];
}
// so a CGRect matches exactly what is denoted x,y,w,h for clipping purposes
CGRect fl_cgrectmake_cocoa(int x, int y, int w, int h) {
if ( Fl_Surface_Device::surface()->class_name() == Fl_Printer::class_id ) return CGRectMake(x, y, w-1.5 , h-1.5 );
return CGRectMake(x, y, w > 0 ? w - 0.9 : 0, h > 0 ? h - 0.9 : 0);
}
Window fl_xid(const Fl_Window* w)
{
return Fl_X::i(w)->xid;
}
#include <dlfcn.h>
/* Returns the address of a Carbon function after dynamically loading the Carbon library if needed.
Supports old Mac OS X versions that may use a couple of Carbon calls:
GetKeys used by OS X 10.3 or before (in Fl::get_key())
PMSessionPageSetupDialog and PMSessionPrintDialog used by 10.4 or before (in Fl_Printer::start_job())
GetWindowPort used by 10.4 or before (in Fl_Gl_Choice.cxx)
*/
void *Fl_X::get_carbon_function(const char *function_name) {
static void *carbon = NULL;
void *f = NULL;
if (!carbon) {
carbon = dlopen("/System/Library/Frameworks/Carbon.framework/Carbon", RTLD_LAZY);
}
if (carbon) {
f = dlsym(carbon, function_name);
}
return f;
}
#endif // __APPLE__
//
// End of "$Id: Fl_cocoa.mm 6971 2009-04-13 07:32:01Z matt $".
//
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