FLTK 1.3.8: mac.H Source File

FLTK 1.3.8

mac.H
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1//
2// "$Id$"
3//
4// Mac header file for the Fast Light Tool Kit (FLTK).
5//
6// Copyright 1998-2016 by Bill Spitzak and others.
7//
8// This library is free software. Distribution and use rights are outlined in
9// the file "COPYING" which should have been included with this file. If this
10// file is missing or damaged, see the license at:
11//
12// http://www.fltk.org/COPYING.php
13//
14// Please report all bugs and problems on the following page:
15//
16// http://www.fltk.org/str.php
17//
18
19// Do not directly include this file, instead use <FL/x.H>. It will
20// include this file if "__APPLE__" is defined. This is to encourage
21// portability of even the system-specific code...
22#ifndef FL_DOXYGEN
23
24#if !defined(Fl_X_H)
25# error "Never use <FL/mac.H> directly; include <FL/x.H> instead."
26#endif // !Fl_X_H
27
28#ifdef __OBJC__
29@class FLWindow; // a subclass of the NSWindow Cocoa class
30typedef FLWindow *Window;
31#else
32typedef class FLWindow *Window; // pointer to the FLWindow objective-c class
33#endif // __OBJC__
34
35#if !(defined(FL_LIBRARY) || defined(FL_INTERNALS)) // this part is used when compiling an application program
36# include <FL/Fl_Widget.H>
37
38typedef struct flCocoaRegion* Fl_Region;
39typedef struct CGContext* CGContextRef;
40typedef struct OpaquePMPrintSettings* PMPrintSettings;
41typedef struct OpaquePMPageFormat* PMPageFormat;
42typedef struct OpaquePMPrintSession* PMPrintSession;
43typedef struct CGImage* CGImageRef;
44typedef struct __CFData* CFMutableDataRef; // used in Fl_Copy_Surface.H
45typedef CGContextRef Fl_Offscreen;
46
47#else // this part must be compiled when building the FLTK libraries
48
49// Standard MacOS C/C++ includes...
50#include <ApplicationServices/ApplicationServices.h>
51#undef check // because of Fl::check()
52
53#ifndef MAC_OS_X_VERSION_10_4
54#define MAC_OS_X_VERSION_10_4 1040
55#endif
56#ifndef MAC_OS_X_VERSION_10_5
57#define MAC_OS_X_VERSION_10_5 1050
58#endif
59#ifndef MAC_OS_X_VERSION_10_6
60#define MAC_OS_X_VERSION_10_6 1060
61#endif
62#ifndef MAC_OS_X_VERSION_10_7
63#define MAC_OS_X_VERSION_10_7 1070
64#endif
65#ifndef MAC_OS_X_VERSION_10_8
66#define MAC_OS_X_VERSION_10_8 1080
67#endif
68#ifndef MAC_OS_X_VERSION_10_9
69#define MAC_OS_X_VERSION_10_9 1090
70#endif
71#ifndef MAC_OS_X_VERSION_10_10
72#define MAC_OS_X_VERSION_10_10 101000
73#endif
74#ifndef MAC_OS_X_VERSION_10_11
75#define MAC_OS_X_VERSION_10_11 101100
76#endif
77#ifndef MAC_OS_X_VERSION_10_12
78#define MAC_OS_X_VERSION_10_12 101200
79#endif
80#ifndef MAC_OS_X_VERSION_10_13
81#define MAC_OS_X_VERSION_10_13 101300
82#endif
83#ifndef MAC_OS_X_VERSION_10_14
84#define MAC_OS_X_VERSION_10_14 101400
85#endif
86
87#ifndef NSINTEGER_DEFINED // appears with 10.5 in NSObjCRuntime.h
88#if defined(__LP64__) && __LP64__
89typedef long NSInteger;
90typedef unsigned long NSUInteger;
91#else
92typedef int NSInteger;
93typedef unsigned int NSUInteger;
94#endif
95#endif
96
97#ifdef __OBJC__
98@class NSCursor;
99@class NSOpenGLPixelFormat;
100@class NSOpenGLContext;
101#else
102class NSCursor;
103class NSOpenGLPixelFormat;
104class NSOpenGLContext;
105#endif // __OBJC__
106
107typedef CGContextRef Fl_Offscreen;
108#if MAC_OS_X_VERSION_MAX_ALLOWED < MAC_OS_X_VERSION_10_4
109typedef CGImageAlphaInfo CGBitmapInfo;
110#endif
111
112typedef struct flCocoaRegion {
113 int count;
114 CGRect *rects;
115} *Fl_Region; // a region is the union of a series of rectangles
116
117# include "Fl_Window.H"
118# include "../src/Fl_Font.H"
119
120// Some random X equivalents
121struct XPoint { int x, y; };
122struct XRectangle {int x, y, width, height;};
123#ifndef CGFLOAT_DEFINED //appears with 10.5 in CGBase.h
124#if defined(__LP64__) && __LP64__
125typedef double CGFloat;
126#else
127typedef float CGFloat;
128#endif
129#endif // CGFLOAT_DEFINED
130
131extern CGRect fl_cgrectmake_cocoa(int x, int y, int w, int h);
132inline Fl_Region XRectangleRegion(int x, int y, int w, int h) {
133 Fl_Region R = (Fl_Region)malloc(sizeof(*R));
134 R->count = 1;
135 R->rects = (CGRect *)malloc(sizeof(CGRect));
136 *(R->rects) = fl_cgrectmake_cocoa(x, y, w, h);
137 return R;
138}
139inline void XDestroyRegion(Fl_Region r) {
140 if(r) {
141 free(r->rects);
142 free(r);
143 }
144}
145extern NSCursor *fl_default_cursor;
146
147// This object contains all mac-specific stuff about a window:
148// WARNING: this object is highly subject to change!
149class Fl_X {
150
151public:
152 Window xid; // pointer to the Cocoa window object (FLWindow*)
153 Fl_Offscreen other_xid; // pointer for offscreen bitmaps (overlay window)
154 Fl_Window *w; // FLTK window for
155 Fl_Region region;
156#if FLTK_ABI_VERSION < 10304
157 Fl_Region subRegion; // for ABI compatibility, recycled to replace subRect_
158#endif
159 Fl_X *next; // chain of mapped windows
160#if FLTK_ABI_VERSION < 10304
161 Fl_X *xidChildren; // useless with true subwindows, recycled to replace mapped_to_retina_
162 Fl_X *xidNext; // useless with true subwindows
163#endif
164 int wait_for_expose;
165 NSCursor *cursor;
166 static Fl_X* first;
167 static Fl_X* i(const Fl_Window* w) {return w->i;}
168 static int fake_X_wm(const Fl_Window*,int&,int&,int&,int&,int&,int,int,int,int);
169 static void make(Fl_Window*);
170 void flush();
171 static void set_high_resolution(bool);
172#if FLTK_ABI_VERSION >= 10304
173 CGRect* subRect() { return subRect_; } // getter
174 void subRect(CGRect *r) { subRect_ = r; } // setter
175#else
176 CGRect* subRect() { return (CGRect*)subRegion; } // getter
177 void subRect(CGRect *r) { subRegion = (Fl_Region)r; } // setter
178#endif
179 bool mapped_to_retina(); // is window mapped to retina display?
180 void mapped_to_retina(bool); // sets whether window is mapped to retina display
181 bool changed_resolution(); // did window just moved to display with another resolution?
182 void changed_resolution(bool);// sets whether window just moved to display with another resolution
183 bool in_windowDidResize(); // is window performing windowDidResize?
184 void in_windowDidResize(bool); // sets whether window is performing windowDidResize
185 // Quartz additions:
186 CGContextRef gc; // graphics context (NULL when using QD)
187 static void q_fill_context(); // fill a Quartz context with current FLTK state
188 static void q_clear_clipping(); // remove all clipping from a Quartz context
189 static void q_release_context(Fl_X *x=0); // free all resources associated with fl_gc
190 static void q_begin_image(CGRect&, int x, int y, int w, int h);
191 static void q_end_image();
192 // Cocoa additions
193 static NSOpenGLPixelFormat *mode_to_NSOpenGLPixelFormat(int mode, const int*); // computes NSOpenGLPixelFormat from Gl window's mode
194 static NSOpenGLContext* create_GLcontext_for_window(NSOpenGLPixelFormat *pixelformat, NSOpenGLContext *shared_ctx, Fl_Window *window);
195 static void GLcontext_update(NSOpenGLContext*);
196 static void GLcontext_flushbuffer(NSOpenGLContext*);
197 static void GLcontext_release(NSOpenGLContext*);
198 static void GLcontext_makecurrent(NSOpenGLContext*);
199 static void GL_cleardrawable(void);
200 static void gl_start(NSOpenGLContext*);
201 void destroy(void);
202 void map(void);
203 void unmap(void);
204 void collapse(void);
205 WindowRef window_ref(void); // useless with cocoa GL windows
206 void set_key_window(void);
207 // OS X doesn't have per window icons
208 static void set_default_icons(const Fl_RGB_Image*[], int) {};
209 void set_icons() {};
210 int set_cursor(Fl_Cursor);
211 int set_cursor(const Fl_RGB_Image*, int, int);
212 static CGImageRef CGImage_from_window_rect(Fl_Window *win, int x, int y, int w, int h);
213 static unsigned char *bitmap_from_window_rect(Fl_Window *win, int x, int y, int w, int h, int *bytesPerPixel);
214 static Fl_Region intersect_region_and_rect(Fl_Region current, int x,int y,int w, int h);
215 static void *get_carbon_function(const char *name);
216 static void screen_work_area(int &X, int &Y, int &W, int &H, int n); // compute work area of a given screen
217 static int next_marked_length; // next length of marked text after current marked text will have been replaced
218 static int insertion_point_location(int *px, int *py, int *pheight); // computes window coordinates & height of insertion point
219 static const int CoreText_threshold; // Mac OS version from which the Core Text API is used to display text
220 static Fl_Fontdesc* calc_fl_fonts(void); // computes the fl_fonts global variable
221 static int dnd(int use_selection); // call Fl_X::dnd(1) to support text dragging
222 static int calc_mac_os_version(void); // computes the fl_mac_os_version global variable
223 static void clip_to_rounded_corners(CGContextRef gc, int w, int h);
224 static void *get_titlebar_layer(Fl_Window *win);
225 static void draw_layer_to_context(void *layer, CGContextRef ctxt, int w, int h);
226private:
227#if FLTK_ABI_VERSION >= 10304
228 CGRect* subRect_; // makes sure subwindow remains inside its parent window
229 // stores 3 binary flags: whether window is mapped to retina display; whether resolution just changed;
230 // whether window is OpenGL and is currently being resized.
231 unsigned mapped_to_retina_;
232#else
233 bool subwindow; // for ABI compatibility, useless with true subwindows
234#endif
235};
236
237extern Window fl_window;
238
239#endif // FL_LIBRARY || FL_INTERNALS
240
241typedef CGImageRef Fl_Bitmask;
242
243extern CGContextRef fl_gc;
244
245extern Window fl_xid(const Fl_Window*);
246extern Fl_Window* fl_find(Window xid);
247void fl_clip_region(Fl_Region);
248
249extern Fl_Bitmask fl_create_bitmask(int w, int h, const uchar *data);
250extern Fl_Bitmask fl_create_alphamask(int w, int h, int d, int ld, const uchar *data);
251extern void fl_delete_bitmask(Fl_Bitmask bm);
252extern Fl_Offscreen fl_create_offscreen(int w, int h);
253extern void fl_copy_offscreen(int x,int y,int w,int h, Fl_Offscreen gWorld, int srcx,int srcy);
254extern void fl_delete_offscreen(Fl_Offscreen gWorld);
255extern void fl_begin_offscreen(Fl_Offscreen gWorld);
256extern void fl_end_offscreen();
257
258extern int fl_parse_color(const char* p, uchar& r, uchar& g, uchar& b);
259extern void fl_open_display();
260
261#endif // FL_DOXYGEN
275extern void fl_open_callback(void (*cb)(const char *));
276
285extern void fl_mac_set_about( Fl_Callback *cb, void *user_data, int shortcut = 0);
286
289extern int fl_mac_os_version;
290
297extern int fl_mac_quit_early;
298
301extern class Fl_Sys_Menu_Bar *fl_sys_menu_bar;
302
303struct Fl_Menu_Item;
304
305 class Fl_Mac_App_Menu {
306public:
308 static const char *about;
313 static const char *print;
315 static const char *services;
317 static const char *hide;
319 static const char *hide_others;
321 static const char *show;
323 static const char *quit;
324 static void custom_application_menu_items(const Fl_Menu_Item *m);
325};
326
329//
330// End of "$Id$".
331//
332
Fl_Cursor
Fl_Cursor
The following constants define the mouse cursors that are available in FLTK.
Definition: Enumerations.H:1046
Fl_Widget.H
Fl_Widget, Fl_Label classes .
Fl_Callback
void() Fl_Callback(Fl_Widget *, void *)
Default callback type definition for all fltk widgets (by far the most used)
Definition: Fl_Widget.H:49
Fl_Window.H
Fl_Window widget .
Fl_RGB_Image
The Fl_RGB_Image class supports caching and drawing of full-color images with 1 to 4 channels of colo...
Definition: Fl_Image.H:202
Fl_Window
This widget produces an actual window.
Definition: Fl_Window.H:57
uchar
unsigned char uchar
unsigned char
Definition: fl_types.h:30
gl_start
FL_EXPORT void gl_start()
Creates an OpenGL context.
Definition: gl_start.cxx:56
fl_begin_offscreen
void fl_begin_offscreen(Fl_Offscreen ctx)
Send all subsequent drawing commands to this offscreen buffer.
Definition: Fl_Double_Window.cxx:345
fl_create_offscreen
Fl_Offscreen fl_create_offscreen(int w, int h)
Creation of an offscreen graphics buffer.
Definition: Fl_Double_Window.cxx:287
fl_delete_offscreen
void fl_delete_offscreen(Fl_Offscreen ctx)
Deletion of an offscreen graphics buffer.
Definition: Fl_Double_Window.cxx:328
fl_copy_offscreen
void fl_copy_offscreen(int x, int y, int w, int h, Fl_Offscreen pixmap, int srcx, int srcy)
Copy a rectangular area of the given offscreen buffer into the current drawing destination.
Definition: Fl_Double_Window.cxx:94
fl_clip_region
void fl_clip_region(Fl_Region r)
Replaces the top of the clipping stack with a clipping region of any shape.
Definition: fl_draw.H:136
fl_end_offscreen
void fl_end_offscreen()
Quit sending drawing commands to the current offscreen buffer.
Definition: Fl_Double_Window.cxx:363
fl_mac_os_version
int fl_mac_os_version
The version number of the running Mac OS X (e.g., 100604 for 10.6.4)
fl_mac_set_about
void fl_mac_set_about(Fl_Callback *cb, void *user_data, int shortcut=0)
Attaches a callback to the "About myprog" item of the system application menu.
Definition: Fl_Sys_Menu_Bar.mm:198
fl_mac_quit_early
int fl_mac_quit_early
Determines whether cmd-Q or the "Quit xxx" item of application menu terminates the app or only the ev...
fl_sys_menu_bar
class Fl_Sys_Menu_Bar * fl_sys_menu_bar
The system menu bar.
Definition: Fl_Sys_Menu_Bar.mm:50
Fl_Fontdesc
Definition: Fl_Font.H:86
- Copyright © 1998-2021 by Bill Spitzak and others.