fltk/FL/mac.H

285 lines
9.9 KiB
Objective-C

//
// "$Id$"
//
// Mac header file for the Fast Light Tool Kit (FLTK).
//
// Copyright 1998-2011 by Bill Spitzak and others.
//
// This library is free software. Distribution and use rights are outlined in
// the file "COPYING" which should have been included with this file. If this
// file is missing or damaged, see the license at:
//
// http://www.fltk.org/COPYING.php
//
// Please report all bugs and problems on the following page:
//
// http://www.fltk.org/str.php
//
// Do not directly include this file, instead use <FL/x.H>. It will
// include this file if "__APPLE__" is defined. This is to encourage
// portability of even the system-specific code...
#ifndef FL_DOXYGEN
#if !defined(Fl_X_H)
# error "Never use <FL/mac.H> directly; include <FL/x.H> instead."
#endif // !Fl_X_H
#ifdef __OBJC__
@class FLWindow; // a subclass of the NSWindow Cocoa class
typedef FLWindow *Window;
#else
typedef class FLWindow *Window; // pointer to the FLWindow objective-c class
#endif // __OBJC__
#if !(defined(FL_LIBRARY) || defined(FL_INTERNALS)) // this part is used when compiling an application program
# include <FL/Fl_Widget.H>
typedef struct flCocoaRegion* Fl_Region;
typedef struct CGContext* CGContextRef;
typedef struct OpaquePMPrintSettings* PMPrintSettings;
typedef struct OpaquePMPageFormat* PMPageFormat;
typedef struct OpaquePMPrintSession* PMPrintSession;
typedef struct CGImage* CGImageRef;
typedef void *Fl_CFMutableDataRef; // used in Fl_Copy_Surface.H
typedef CGContextRef Fl_Offscreen;
#else // this part must be compiled when building the FLTK libraries
// Standard MacOS C/C++ includes...
#include <ApplicationServices/ApplicationServices.h>
#undef check // because of Fl::check()
#ifndef MAC_OS_X_VERSION_10_4
#define MAC_OS_X_VERSION_10_4 1040
#endif
#ifndef MAC_OS_X_VERSION_10_5
#define MAC_OS_X_VERSION_10_5 1050
#endif
#ifndef MAC_OS_X_VERSION_10_6
#define MAC_OS_X_VERSION_10_6 1060
#endif
#ifndef MAC_OS_X_VERSION_10_7
#define MAC_OS_X_VERSION_10_7 1070
#endif
#ifndef MAC_OS_X_VERSION_10_8
#define MAC_OS_X_VERSION_10_8 1080
#endif
#ifndef MAC_OS_X_VERSION_10_9
#define MAC_OS_X_VERSION_10_9 1090
#endif
#ifndef MAC_OS_X_VERSION_10_10
#define MAC_OS_X_VERSION_10_10 101000
#endif
#ifdef __OBJC__
@class NSCursor;
@class NSOpenGLPixelFormat;
#else
class NSCursor;
class NSOpenGLPixelFormat;
#endif // __OBJC__
typedef CGContextRef Fl_Offscreen;
typedef CFMutableDataRef Fl_CFMutableDataRef;
typedef struct flCocoaRegion {
int count;
CGRect *rects;
} *Fl_Region; // a region is the union of a series of rectangles
# include "Fl_Window.H"
# include "../src/Fl_Font.H"
// Some random X equivalents
struct XPoint { int x, y; };
struct XRectangle {int x, y, width, height;};
#ifndef CGFLOAT_DEFINED //appears with 10.5 in CGBase.h
#if defined(__LP64__) && __LP64__
typedef double CGFloat;
#else
typedef float CGFloat;
#endif
#endif // CGFLOAT_DEFINED
extern CGRect fl_cgrectmake_cocoa(int x, int y, int w, int h);
inline Fl_Region XRectangleRegion(int x, int y, int w, int h) {
Fl_Region R = (Fl_Region)malloc(sizeof(*R));
R->count = 1;
R->rects = (CGRect *)malloc(sizeof(CGRect));
*(R->rects) = fl_cgrectmake_cocoa(x, y, w, h);
return R;
}
inline void XDestroyRegion(Fl_Region r) {
if(r) {
free(r->rects);
free(r);
}
}
extern NSCursor *fl_default_cursor;
// This object contains all mac-specific stuff about a window:
// WARNING: this object is highly subject to change!
class Fl_X {
public:
Window xid; // pointer to the Cocoa window object (FLWindow*)
Fl_Offscreen other_xid; // pointer for offscreen bitmaps (overlay window)
Fl_Window *w; // FLTK window for
Fl_Region region;
#if FLTK_ABI_VERSION < 10304
Fl_Region subRegion; // for ABI compatibility, recycled to replace subRect_
#endif
Fl_X *next; // chain of mapped windows
#if FLTK_ABI_VERSION < 10304
Fl_X *xidChildren; // useless with true subwindows, recycled to replace mapped_to_retina_
Fl_X *xidNext; // useless with true subwindows
#endif
int wait_for_expose;
NSCursor *cursor;
static Fl_X* first;
static Fl_X* i(const Fl_Window* w) {return w->i;}
static int fake_X_wm(const Fl_Window*,int&,int&,int&,int&,int&);
static void make(Fl_Window*);
void flush();
static void set_high_resolution(bool);
#if FLTK_ABI_VERSION >= 10304
CGRect* subRect() { return subRect_; } // getter
void subRect(CGRect *r) { subRect_ = r; } // setter
#else
CGRect* subRect() { return (CGRect*)subRegion; } // getter
void subRect(CGRect *r) { subRegion = (Fl_Region)r; } // setter
#endif
#if MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_7
bool mapped_to_retina(); // is window mapped to retina display?
void mapped_to_retina(bool); // sets whether window is mapped to retina display
bool changed_resolution(); // did window just moved to display with another resolution?
void changed_resolution(bool);// sets whether window just moved to display with another resolution
#endif
// Quartz additions:
CGContextRef gc; // graphics context (NULL when using QD)
static void q_fill_context(); // fill a Quartz context with current FLTK state
static void q_clear_clipping(); // remove all clipping from a Quartz context
static void q_release_context(Fl_X *x=0); // free all resources associated with fl_gc
static void q_begin_image(CGRect&, int x, int y, int w, int h);
static void q_end_image();
// Cocoa additions
static int resolution_scaling_factor(Fl_Window*);
static NSOpenGLPixelFormat *mode_to_NSOpenGLPixelFormat(int mode, const int*); // computes NSOpenGLPixelFormat from Gl window's mode
void destroy(void);
void map(void);
void unmap(void);
void collapse(void);
WindowRef window_ref(void);
void set_key_window(void);
// OS X doesn't have per window icons
static void set_default_icons(const Fl_RGB_Image*[], int) {};
void set_icons() {};
int set_cursor(Fl_Cursor);
int set_cursor(const Fl_RGB_Image*, int, int);
static CGImageRef CGImage_from_window_rect(Fl_Window *win, int x, int y, int w, int h);
static unsigned char *bitmap_from_window_rect(Fl_Window *win, int x, int y, int w, int h, int *bytesPerPixel);
static Fl_Region intersect_region_and_rect(Fl_Region current, int x,int y,int w, int h);
static void *get_carbon_function(const char *name);
static void screen_work_area(int &X, int &Y, int &W, int &H, int n); // compute work area of a given screen
static int next_marked_length; // next length of marked text after current marked text will have been replaced
static int insertion_point_location(int *px, int *py, int *pheight); // computes window coordinates & height of insertion point
static const int CoreText_threshold; // Mac OS version from which the Core Text API is used to display text
static Fl_Fontdesc* calc_fl_fonts(void); // computes the fl_fonts global variable
private:
#if FLTK_ABI_VERSION >= 10304
CGRect* subRect_; // makes sure subwindow remains inside its parent window
// stores 2 binary flags: whether window is mapped to retina display; whether resolution just changed
unsigned mapped_to_retina_;
#else
bool subwindow; // for ABI compatibility, useless with true subwindows
#endif
};
extern Window fl_window;
#endif // FL_LIBRARY || FL_INTERNALS
typedef CGImageRef Fl_Bitmask;
extern CGContextRef fl_gc;
extern Window fl_xid(const Fl_Window*);
extern Fl_Window* fl_find(Window xid);
void fl_clip_region(Fl_Region);
extern Fl_Bitmask fl_create_bitmask(int w, int h, const uchar *data);
extern Fl_Bitmask fl_create_alphamask(int w, int h, int d, int ld, const uchar *data);
extern void fl_delete_bitmask(Fl_Bitmask bm);
extern Fl_Offscreen fl_create_offscreen(int w, int h);
extern void fl_copy_offscreen(int x,int y,int w,int h, Fl_Offscreen gWorld, int srcx,int srcy);
extern void fl_delete_offscreen(Fl_Offscreen gWorld);
extern void fl_begin_offscreen(Fl_Offscreen gWorld);
extern void fl_end_offscreen();
extern int fl_parse_color(const char* p, uchar& r, uchar& g, uchar& b);
extern void fl_open_display();
#endif // FL_DOXYGEN
/** \file
Mac OS X-specific symbols.
*/
/** \defgroup group_macosx Mac OS X-specific symbols
Mac OS X-specific symbols declared in <FL/x.H> or <FL/gl.h>
\sa \ref osissues_macos
@{ */
/** @brief Register a function called for each file dropped onto an application icon.
\e cb will be called with a single Unix-style file name and path.
If multiple files were dropped, \e cb will be called multiple times.
*/
extern void fl_open_callback(void (*cb)(const char *));
/**
* \brief Attaches a callback to the "About myprog" item of the system application menu.
*
* \param cb a callback that will be called by "About myprog" menu item
* with NULL 1st argument.
* \param user_data a pointer transmitted as 2nd argument to the callback.
* \param shortcut optional shortcut to attach to the "About myprog" menu item (e.g., FL_META+'a')
*/
extern void fl_mac_set_about( Fl_Callback *cb, void *user_data, int shortcut = 0);
/** \brief The version number of the running Mac OS X (e.g., 100604 for 10.6.4)
*/
extern int fl_mac_os_version;
/** The system menu bar.
*/
extern class Fl_Sys_Menu_Bar *fl_sys_menu_bar;
class Fl_Mac_App_Menu {
public:
/** Localizable text for the "About xxx" application menu item */
static const char *about;
/** Localizable text for the "Print Front Window" application menu item.
This menu item won't be displayed if Fl_Mac_App_Menu::print
is set to an empty string.
*/
static const char *print;
/** Localizable text for the "Services" application menu item */
static const char *services;
/** Localizable text for the "Hide xxx" application menu item */
static const char *hide;
/** Localizable text for the "Hide Others" application menu item */
static const char *hide_others;
/** Localizable text for the "Show All" application menu item */
static const char *show;
/** Localizable text for the "Quit xxx" application menu item */
static const char *quit;
};
/** @} */
//
// End of "$Id$".
//