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Lots of cleanups by Darrell, added the ability to resize Cocoa windows.
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@slouken
slouken committed Oct 5, 2002
1 parent e7d45dc commit 1b60b4d
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Showing 5 changed files with 548 additions and 381 deletions.
141 changes: 71 additions & 70 deletions src/video/quartz/SDL_QuartzEvents.m
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Expand Up @@ -19,16 +19,8 @@
Sam Lantinga
slouken@libsdl.org
*/
#include <sys/time.h>

#include "SDL_QuartzKeys.h"



static SDLKey keymap[256];
static unsigned int currentMods = 0; /* Current keyboard modifiers, to track modifier state */
static int last_virtual_button = 0; /* Last virtual mouse button pressed */

static void QZ_InitOSKeymap (_THIS) {
const void *KCHRPtr;
UInt32 state;
Expand Down Expand Up @@ -147,11 +139,12 @@ static void QZ_InitOSKeymap (_THIS) {
keymap[QZ_IBOOK_UP] = SDLK_UP;
keymap[QZ_IBOOK_LEFT] = SDLK_LEFT;

/* Up there we setup a static scancode->keysym map. However, it will not
* work very well on international keyboard. Hence we now query MacOS
* for its own keymap to adjust our own mapping table. However, this is
* bascially only useful for ascii char keys. This is also the reason
* why we keep the static table, too.
/*
Up there we setup a static scancode->keysym map. However, it will not
work very well on international keyboard. Hence we now query MacOS
for its own keymap to adjust our own mapping table. However, this is
basically only useful for ascii char keys. This is also the reason
why we keep the static table, too.
*/

/* Get a pointer to the systems cached KCHR */
Expand Down Expand Up @@ -180,13 +173,14 @@ static void QZ_InitOSKeymap (_THIS) {
}
}

/* The keypad codes are re-setup here, because the loop above cannot
* distinguish between a key on the keypad and a regular key. We maybe
* could get around this problem in another fashion: NSEvent's flags
* include a "NSNumericPadKeyMask" bit; we could check that and modify
* the symbol we return on the fly. However, this flag seems to exhibit
* some weird behaviour related to the num lock key
*/
/*
The keypad codes are re-setup here, because the loop above cannot
distinguish between a key on the keypad and a regular key. We maybe
could get around this problem in another fashion: NSEvent's flags
include a "NSNumericPadKeyMask" bit; we could check that and modify
the symbol we return on the fly. However, this flag seems to exhibit
some weird behaviour related to the num lock key
*/
keymap[QZ_KP0] = SDLK_KP0;
keymap[QZ_KP1] = SDLK_KP1;
keymap[QZ_KP2] = SDLK_KP2;
Expand All @@ -206,14 +200,18 @@ static void QZ_InitOSKeymap (_THIS) {
keymap[QZ_KP_ENTER] = SDLK_KP_ENTER;
}

static void QZ_DoKey (int state, NSEvent *event) {
static void QZ_DoKey (_THIS, int state, NSEvent *event) {

NSString *chars;
int i;
SDL_keysym key;

/* An event can contain multiple characters */
/* I'll ignore this fact for now, since there is only one virtual key code per event */
/*
An event can contain multiple characters
I'll ignore this fact for now, since there
is only one virtual key code per event, so
no good way to handle this.
*/
chars = [ event characters ];
for (i =0; i < 1 /*[ chars length ] */; i++) {

Expand All @@ -226,7 +224,7 @@ static void QZ_DoKey (int state, NSEvent *event) {
}
}

static void QZ_DoModifiers (unsigned int newMods) {
static void QZ_DoModifiers (_THIS, unsigned int newMods) {

const int mapping[] = { SDLK_CAPSLOCK, SDLK_LSHIFT, SDLK_LCTRL, SDLK_LALT, SDLK_LMETA } ;

Expand All @@ -244,8 +242,8 @@ static void QZ_DoModifiers (unsigned int newMods) {

unsigned int currentMask, newMask;

currentMask = currentMods & bit;
newMask = newMods & bit;
currentMask = current_mods & bit;
newMask = newMods & bit;

if ( currentMask &&
currentMask != newMask ) { /* modifier up event */
Expand All @@ -267,15 +265,15 @@ static void QZ_DoModifiers (unsigned int newMods) {
}
}

currentMods = newMods;
current_mods = newMods;
}

static void QZ_DoActivate (_THIS)
{
inForeground = YES;
in_foreground = YES;

/* Regrab the mouse */
if (currentGrabMode == SDL_GRAB_ON) {
/* Regrab the mouse, only if it was previously grabbed */
if ( current_grab_mode == SDL_GRAB_ON ) {
QZ_WarpWMCursor (this, SDL_VideoSurface->w / 2, SDL_VideoSurface->h / 2);
CGAssociateMouseAndMouseCursorPosition (0);
}
Expand All @@ -290,10 +288,10 @@ static void QZ_DoActivate (_THIS)

static void QZ_DoDeactivate (_THIS) {

inForeground = NO;
in_foreground = NO;

/* Ungrab mouse if it is grabbed */
if (currentGrabMode == SDL_GRAB_ON) {
if ( current_grab_mode == SDL_GRAB_ON ) {
CGAssociateMouseAndMouseCursorPosition (1);
}

Expand Down Expand Up @@ -343,7 +341,7 @@ static void QZ_PumpEvents (_THIS)
BOOL isForGameWin;

#define DO_MOUSE_DOWN(button, sendToWindow) do { \
if ( inForeground ) { \
if ( in_foreground ) { \
if ( (SDL_VideoSurface->flags & SDL_FULLSCREEN) || \
NSPointInRect([event locationInWindow], winRect) ) \
SDL_PrivateMouseButton (SDL_PRESSED, button, 0, 0); \
Expand All @@ -366,11 +364,11 @@ static void QZ_PumpEvents (_THIS)
switch (type) {

case NSLeftMouseDown:
if ( NSCommandKeyMask & currentMods ) {
if ( NSCommandKeyMask & current_mods ) {
last_virtual_button = 3;
DO_MOUSE_DOWN (3, 0);
}
else if ( NSAlternateKeyMask & currentMods ) {
else if ( NSAlternateKeyMask & current_mods ) {
last_virtual_button = 2;
DO_MOUSE_DOWN (2, 0);
}
Expand All @@ -392,35 +390,39 @@ static void QZ_PumpEvents (_THIS)
case NSOtherMouseUp: DO_MOUSE_UP (2, 0); break;
case NSRightMouseUp: DO_MOUSE_UP (3, 0); break;
case NSSystemDefined:
//if ([event subtype] == 7) {
// unsigned int buttons; // up to 32 mouse button states!
// buttons = [ event data2 ];
//}
/*
Future: up to 32 "mouse" buttons can be handled.
if ([event subtype] == 7) {
unsigned int buttons;
buttons = [ event data2 ];
*/
break;
case NSLeftMouseDragged:
case NSRightMouseDragged:
case NSOtherMouseDragged: /* usually middle mouse dragged */
case NSMouseMoved:
if (currentGrabMode == SDL_GRAB_ON) {
if (current_grab_mode == SDL_GRAB_ON) {

/**
* If input is grabbed, the cursor doesn't move,
* so we have to call the lowlevel window server
* function. This is less accurate but works OK.
**/
/*
If input is grabbed, the cursor doesn't move,
so we have to call the lowlevel window server
function. This is less accurate but works OK.
*/
CGMouseDelta dx1, dy1;
CGGetLastMouseDelta (&dx1, &dy1);
dx += dx1;
dy += dy1;
}
else if (warp_flag) {

/**
* If we just warped the mouse, the cursor is frozen for a while.
* So we have to use the lowlevel function until it
* unfreezes. This really helps apps that continuously
* warp the mouse to keep it in the game window.
**/
/*
If we just warped the mouse, the cursor is frozen for a while.
So we have to use the lowlevel function until it
unfreezes. This really helps apps that continuously
warp the mouse to keep it in the game window. Developers should
really use GrabInput, but our GrabInput freezes the HW cursor,
which doesn't cut it for some apps.
*/
Uint32 ticks;

ticks = SDL_GetTicks();
Expand All @@ -438,14 +440,14 @@ static void QZ_PumpEvents (_THIS)
}
else if (firstMouseEvent) {

/**
* Get the first mouse event in a possible
* sequence of mouse moved events. Since we
* use absolute coordinates, this serves to
* compensate any inaccuracy in deltas, and
* provides the first known mouse position,
* since everything after this uses deltas
**/
/*
Get the first mouse event in a possible
sequence of mouse moved events. Since we
use absolute coordinates, this serves to
compensate any inaccuracy in deltas, and
provides the first known mouse position,
since everything after this uses deltas
*/
NSPoint p = [ event locationInWindow ];
QZ_PrivateCocoaToSDL(this, &p);

Expand All @@ -455,12 +457,12 @@ static void QZ_PumpEvents (_THIS)
}
else {

/**
* Get the amount moved since the last drag or move event,
* add it on for one big move event at the end.
**/
dx += [ event deltaX ];
dy += [ event deltaY ];
/*
Get the amount moved since the last drag or move event,
add it on for one big move event at the end.
*/
dx += [ event deltaX ];
dy += [ event deltaY ];
}
break;
case NSScrollWheel:
Expand All @@ -474,13 +476,13 @@ static void QZ_PumpEvents (_THIS)
}
break;
case NSKeyUp:
QZ_DoKey (SDL_RELEASED, event);
QZ_DoKey (this, SDL_RELEASED, event);
break;
case NSKeyDown:
QZ_DoKey (SDL_PRESSED, event);
QZ_DoKey (this, SDL_PRESSED, event);
break;
case NSFlagsChanged:
QZ_DoModifiers( [ event modifierFlags ] );
QZ_DoModifiers(this, [ event modifierFlags ] );
break;
case NSAppKitDefined:
switch ( [ event subtype ] ) {
Expand All @@ -507,5 +509,4 @@ static void QZ_PumpEvents (_THIS)
SDL_PrivateMouseMotion (0, 1, dx, dy);

[ pool release ];
}

}

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