| /* |
| SDL - Simple DirectMedia Layer |
| Copyright (C) 1997-2003 Sam Lantinga |
| |
| 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 |
| Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
| |
| Sam Lantinga |
| slouken@libsdl.org |
| */ |
| #include "SDL_config.h" |
| |
| #include "SDL_QuartzVideo.h" |
| #include "SDL_QuartzWM.h" |
| |
| #include <IOKit/IOMessage.h> /* For wake from sleep detection */ |
| #include <IOKit/pwr_mgt/IOPMLib.h> /* For wake from sleep detection */ |
| #include "SDL_QuartzKeys.h" |
| |
| /* |
| * In Panther, this header defines device dependent masks for |
| * right side keys. These definitions only exist in Panther, but |
| * the header seems to exist at least in Jaguar and probably earlier |
| * versions of the OS, so this should't break anything. |
| */ |
| #include <IOKit/hidsystem/IOLLEvent.h> |
| /* |
| * These are not defined before Panther. To keep the code compiling |
| * on systems without these, I will define if they don't exist. |
| */ |
| #ifndef NX_DEVICERCTLKEYMASK |
| #define NX_DEVICELCTLKEYMASK 0x00000001 |
| #endif |
| #ifndef NX_DEVICELSHIFTKEYMASK |
| #define NX_DEVICELSHIFTKEYMASK 0x00000002 |
| #endif |
| #ifndef NX_DEVICERSHIFTKEYMASK |
| #define NX_DEVICERSHIFTKEYMASK 0x00000004 |
| #endif |
| #ifndef NX_DEVICELCMDKEYMASK |
| #define NX_DEVICELCMDKEYMASK 0x00000008 |
| #endif |
| #ifndef NX_DEVICERCMDKEYMASK |
| #define NX_DEVICERCMDKEYMASK 0x00000010 |
| #endif |
| #ifndef NX_DEVICELALTKEYMASK |
| #define NX_DEVICELALTKEYMASK 0x00000020 |
| #endif |
| #ifndef NX_DEVICERALTKEYMASK |
| #define NX_DEVICERALTKEYMASK 0x00000040 |
| #endif |
| #ifndef NX_DEVICERCTLKEYMASK |
| #define NX_DEVICERCTLKEYMASK 0x00002000 |
| #endif |
| |
| void QZ_InitOSKeymap (_THIS) { |
| const void *KCHRPtr; |
| UInt32 state; |
| UInt32 value; |
| int i; |
| int world = SDLK_WORLD_0; |
| |
| for ( i=0; i<SDL_TABLESIZE(keymap); ++i ) |
| keymap[i] = SDLK_UNKNOWN; |
| |
| /* This keymap is almost exactly the same as the OS 9 one */ |
| keymap[QZ_ESCAPE] = SDLK_ESCAPE; |
| keymap[QZ_F1] = SDLK_F1; |
| keymap[QZ_F2] = SDLK_F2; |
| keymap[QZ_F3] = SDLK_F3; |
| keymap[QZ_F4] = SDLK_F4; |
| keymap[QZ_F5] = SDLK_F5; |
| keymap[QZ_F6] = SDLK_F6; |
| keymap[QZ_F7] = SDLK_F7; |
| keymap[QZ_F8] = SDLK_F8; |
| keymap[QZ_F9] = SDLK_F9; |
| keymap[QZ_F10] = SDLK_F10; |
| keymap[QZ_F11] = SDLK_F11; |
| keymap[QZ_F12] = SDLK_F12; |
| keymap[QZ_F13] = SDLK_F13; |
| keymap[QZ_F14] = SDLK_F14; |
| keymap[QZ_F15] = SDLK_F15; |
| /* |
| keymap[QZ_PRINT] = SDLK_PRINT; |
| keymap[QZ_SCROLLOCK] = SDLK_SCROLLOCK; |
| keymap[QZ_PAUSE] = SDLK_PAUSE; |
| */ |
| keymap[QZ_POWER] = SDLK_POWER; |
| keymap[QZ_BACKQUOTE] = SDLK_BACKQUOTE; |
| keymap[QZ_1] = SDLK_1; |
| keymap[QZ_2] = SDLK_2; |
| keymap[QZ_3] = SDLK_3; |
| keymap[QZ_4] = SDLK_4; |
| keymap[QZ_5] = SDLK_5; |
| keymap[QZ_6] = SDLK_6; |
| keymap[QZ_7] = SDLK_7; |
| keymap[QZ_8] = SDLK_8; |
| keymap[QZ_9] = SDLK_9; |
| keymap[QZ_0] = SDLK_0; |
| keymap[QZ_MINUS] = SDLK_MINUS; |
| keymap[QZ_EQUALS] = SDLK_EQUALS; |
| keymap[QZ_BACKSPACE] = SDLK_BACKSPACE; |
| keymap[QZ_INSERT] = SDLK_INSERT; |
| keymap[QZ_HOME] = SDLK_HOME; |
| keymap[QZ_PAGEUP] = SDLK_PAGEUP; |
| keymap[QZ_NUMLOCK] = SDLK_NUMLOCK; |
| keymap[QZ_KP_EQUALS] = SDLK_KP_EQUALS; |
| keymap[QZ_KP_DIVIDE] = SDLK_KP_DIVIDE; |
| keymap[QZ_KP_MULTIPLY] = SDLK_KP_MULTIPLY; |
| keymap[QZ_TAB] = SDLK_TAB; |
| keymap[QZ_q] = SDLK_q; |
| keymap[QZ_w] = SDLK_w; |
| keymap[QZ_e] = SDLK_e; |
| keymap[QZ_r] = SDLK_r; |
| keymap[QZ_t] = SDLK_t; |
| keymap[QZ_y] = SDLK_y; |
| keymap[QZ_u] = SDLK_u; |
| keymap[QZ_i] = SDLK_i; |
| keymap[QZ_o] = SDLK_o; |
| keymap[QZ_p] = SDLK_p; |
| keymap[QZ_LEFTBRACKET] = SDLK_LEFTBRACKET; |
| keymap[QZ_RIGHTBRACKET] = SDLK_RIGHTBRACKET; |
| keymap[QZ_BACKSLASH] = SDLK_BACKSLASH; |
| keymap[QZ_DELETE] = SDLK_DELETE; |
| keymap[QZ_END] = SDLK_END; |
| keymap[QZ_PAGEDOWN] = SDLK_PAGEDOWN; |
| keymap[QZ_KP7] = SDLK_KP7; |
| keymap[QZ_KP8] = SDLK_KP8; |
| keymap[QZ_KP9] = SDLK_KP9; |
| keymap[QZ_KP_MINUS] = SDLK_KP_MINUS; |
| keymap[QZ_CAPSLOCK] = SDLK_CAPSLOCK; |
| keymap[QZ_a] = SDLK_a; |
| keymap[QZ_s] = SDLK_s; |
| keymap[QZ_d] = SDLK_d; |
| keymap[QZ_f] = SDLK_f; |
| keymap[QZ_g] = SDLK_g; |
| keymap[QZ_h] = SDLK_h; |
| keymap[QZ_j] = SDLK_j; |
| keymap[QZ_k] = SDLK_k; |
| keymap[QZ_l] = SDLK_l; |
| keymap[QZ_SEMICOLON] = SDLK_SEMICOLON; |
| keymap[QZ_QUOTE] = SDLK_QUOTE; |
| keymap[QZ_RETURN] = SDLK_RETURN; |
| keymap[QZ_KP4] = SDLK_KP4; |
| keymap[QZ_KP5] = SDLK_KP5; |
| keymap[QZ_KP6] = SDLK_KP6; |
| keymap[QZ_KP_PLUS] = SDLK_KP_PLUS; |
| keymap[QZ_LSHIFT] = SDLK_LSHIFT; |
| keymap[QZ_RSHIFT] = SDLK_RSHIFT; |
| keymap[QZ_z] = SDLK_z; |
| keymap[QZ_x] = SDLK_x; |
| keymap[QZ_c] = SDLK_c; |
| keymap[QZ_v] = SDLK_v; |
| keymap[QZ_b] = SDLK_b; |
| keymap[QZ_n] = SDLK_n; |
| keymap[QZ_m] = SDLK_m; |
| keymap[QZ_COMMA] = SDLK_COMMA; |
| keymap[QZ_PERIOD] = SDLK_PERIOD; |
| keymap[QZ_SLASH] = SDLK_SLASH; |
| keymap[QZ_UP] = SDLK_UP; |
| keymap[QZ_KP1] = SDLK_KP1; |
| keymap[QZ_KP2] = SDLK_KP2; |
| keymap[QZ_KP3] = SDLK_KP3; |
| keymap[QZ_KP_ENTER] = SDLK_KP_ENTER; |
| keymap[QZ_LCTRL] = SDLK_LCTRL; |
| keymap[QZ_LALT] = SDLK_LALT; |
| keymap[QZ_LMETA] = SDLK_LMETA; |
| keymap[QZ_RCTRL] = SDLK_RCTRL; |
| keymap[QZ_RALT] = SDLK_RALT; |
| keymap[QZ_RMETA] = SDLK_RMETA; |
| keymap[QZ_SPACE] = SDLK_SPACE; |
| keymap[QZ_LEFT] = SDLK_LEFT; |
| keymap[QZ_DOWN] = SDLK_DOWN; |
| keymap[QZ_RIGHT] = SDLK_RIGHT; |
| keymap[QZ_KP0] = SDLK_KP0; |
| keymap[QZ_KP_PERIOD] = SDLK_KP_PERIOD; |
| keymap[QZ_IBOOK_ENTER] = SDLK_KP_ENTER; |
| keymap[QZ_IBOOK_RIGHT] = SDLK_RIGHT; |
| keymap[QZ_IBOOK_DOWN] = SDLK_DOWN; |
| 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 |
| 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 */ |
| KCHRPtr = (void *)GetScriptManagerVariable(smKCHRCache); |
| if (KCHRPtr) |
| { |
| /* Loop over all 127 possible scan codes */ |
| for (i = 0; i < 0x7F; i++) |
| { |
| /* We pretend a clean start to begin with (i.e. no dead keys active */ |
| state = 0; |
| |
| /* Now translate the key code to a key value */ |
| value = KeyTranslate(KCHRPtr, i, &state) & 0xff; |
| |
| /* If the state become 0, it was a dead key. We need to translate again, |
| passing in the new state, to get the actual key value */ |
| if (state != 0) |
| value = KeyTranslate(KCHRPtr, i, &state) & 0xff; |
| |
| /* Now we should have an ascii value, or 0. Try to figure out to which SDL symbol it maps */ |
| if (value >= 128) /* Some non-ASCII char, map it to SDLK_WORLD_* */ |
| keymap[i] = world++; |
| else if (value >= 32) /* non-control ASCII char */ |
| keymap[i] = value; |
| } |
| } |
| |
| /* |
| 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; |
| keymap[QZ_KP3] = SDLK_KP3; |
| keymap[QZ_KP4] = SDLK_KP4; |
| keymap[QZ_KP5] = SDLK_KP5; |
| keymap[QZ_KP6] = SDLK_KP6; |
| keymap[QZ_KP7] = SDLK_KP7; |
| keymap[QZ_KP8] = SDLK_KP8; |
| keymap[QZ_KP9] = SDLK_KP9; |
| keymap[QZ_KP_MINUS] = SDLK_KP_MINUS; |
| keymap[QZ_KP_PLUS] = SDLK_KP_PLUS; |
| keymap[QZ_KP_PERIOD] = SDLK_KP_PERIOD; |
| keymap[QZ_KP_EQUALS] = SDLK_KP_EQUALS; |
| keymap[QZ_KP_DIVIDE] = SDLK_KP_DIVIDE; |
| keymap[QZ_KP_MULTIPLY] = SDLK_KP_MULTIPLY; |
| keymap[QZ_KP_ENTER] = SDLK_KP_ENTER; |
| } |
| |
| static void QZ_DoKey (_THIS, int state, NSEvent *event) { |
| |
| NSString *chars; |
| unsigned int i, numChars, clearChars = 0; |
| SDL_keysym key; |
| |
| /* |
| A key event can contain multiple characters, |
| or no characters at all. In most cases, it |
| will contain a single character. If it contains |
| 0 characters, we'll use 0 as the unicode. If it |
| contains multiple characters, we'll use 0 as |
| the scancode/keysym. |
| */ |
| if (SDL_TranslateUNICODE && state == SDL_PRESSED) { |
| [field_edit interpretKeyEvents:[NSArray arrayWithObject:event]]; |
| chars = [ event characters ]; |
| numChars = [ chars length ]; |
| clearChars = 1; |
| } else { |
| numChars = 0; |
| } |
| |
| if (numChars == 0) { |
| |
| key.scancode = [ event keyCode ]; |
| key.sym = keymap [ key.scancode ]; |
| key.unicode = 0; |
| key.mod = KMOD_NONE; |
| |
| SDL_PrivateKeyboard (state, &key); |
| } |
| else if (numChars >= 1) { |
| |
| key.scancode = [ event keyCode ]; |
| key.sym = keymap [ key.scancode ]; |
| key.unicode = [ chars characterAtIndex:0 ]; |
| key.mod = KMOD_NONE; |
| |
| SDL_PrivateKeyboard (state, &key); |
| |
| for (i = 1; i < numChars; i++) { |
| |
| key.scancode = 0; |
| key.sym = 0; |
| key.unicode = [ chars characterAtIndex:i]; |
| key.mod = KMOD_NONE; |
| |
| SDL_PrivateKeyboard (state, &key); |
| } |
| } |
| if (clearChars) { |
| [field_edit setString:@""]; |
| } |
| |
| if (SDL_getenv ("SDL_ENABLEAPPEVENTS")) |
| [ NSApp sendEvent:event ]; |
| } |
| |
| /* This is the original behavior, before support was added for |
| * differentiating between left and right versions of the keys. |
| */ |
| static void QZ_DoUnsidedModifiers (_THIS, unsigned int newMods) { |
| |
| const int mapping[] = { SDLK_CAPSLOCK, SDLK_LSHIFT, SDLK_LCTRL, SDLK_LALT, SDLK_LMETA }; |
| |
| int i; |
| int bit; |
| SDL_keysym key; |
| |
| key.scancode = 0; |
| key.sym = SDLK_UNKNOWN; |
| key.unicode = 0; |
| key.mod = KMOD_NONE; |
| |
| /* Iterate through the bits, testing each against the current modifiers */ |
| for (i = 0, bit = NSAlphaShiftKeyMask; bit <= NSCommandKeyMask; bit <<= 1, ++i) { |
| |
| unsigned int currentMask, newMask; |
| |
| currentMask = current_mods & bit; |
| newMask = newMods & bit; |
| |
| if ( currentMask && |
| currentMask != newMask ) { /* modifier up event */ |
| |
| key.sym = mapping[i]; |
| /* If this was Caps Lock, we need some additional voodoo to make SDL happy */ |
| if (bit == NSAlphaShiftKeyMask) |
| SDL_PrivateKeyboard (SDL_PRESSED, &key); |
| SDL_PrivateKeyboard (SDL_RELEASED, &key); |
| } |
| else if ( newMask && |
| currentMask != newMask ) { /* modifier down event */ |
| |
| key.sym = mapping[i]; |
| SDL_PrivateKeyboard (SDL_PRESSED, &key); |
| /* If this was Caps Lock, we need some additional voodoo to make SDL happy */ |
| if (bit == NSAlphaShiftKeyMask) |
| SDL_PrivateKeyboard (SDL_RELEASED, &key); |
| } |
| } |
| } |
| |
| /* This is a helper function for QZ_HandleModifierSide. This |
| * function reverts back to behavior before the distinction between |
| * sides was made. |
| */ |
| static void QZ_HandleNonDeviceModifier ( _THIS, unsigned int device_independent_mask, unsigned int newMods, unsigned int key_sym) { |
| unsigned int currentMask, newMask; |
| SDL_keysym key; |
| |
| key.scancode = 0; |
| key.sym = key_sym; |
| key.unicode = 0; |
| key.mod = KMOD_NONE; |
| |
| /* Isolate just the bits we care about in the depedent bits so we can |
| * figure out what changed |
| */ |
| currentMask = current_mods & device_independent_mask; |
| newMask = newMods & device_independent_mask; |
| |
| if ( currentMask && |
| currentMask != newMask ) { /* modifier up event */ |
| SDL_PrivateKeyboard (SDL_RELEASED, &key); |
| } |
| else if ( newMask && |
| currentMask != newMask ) { /* modifier down event */ |
| SDL_PrivateKeyboard (SDL_PRESSED, &key); |
| } |
| } |
| |
| /* This is a helper function for QZ_HandleModifierSide. |
| * This function sets the actual SDL_PrivateKeyboard event. |
| */ |
| static void QZ_HandleModifierOneSide ( _THIS, unsigned int newMods, |
| unsigned int key_sym, |
| unsigned int sided_device_dependent_mask ) { |
| |
| SDL_keysym key; |
| unsigned int current_dep_mask, new_dep_mask; |
| |
| key.scancode = 0; |
| key.sym = key_sym; |
| key.unicode = 0; |
| key.mod = KMOD_NONE; |
| |
| /* Isolate just the bits we care about in the depedent bits so we can |
| * figure out what changed |
| */ |
| current_dep_mask = current_mods & sided_device_dependent_mask; |
| new_dep_mask = newMods & sided_device_dependent_mask; |
| |
| /* We now know that this side bit flipped. But we don't know if |
| * it went pressed to released or released to pressed, so we must |
| * find out which it is. |
| */ |
| if( new_dep_mask && |
| current_dep_mask != new_dep_mask ) { |
| /* Modifier down event */ |
| SDL_PrivateKeyboard (SDL_PRESSED, &key); |
| } |
| else /* Modifier up event */ { |
| SDL_PrivateKeyboard (SDL_RELEASED, &key); |
| } |
| } |
| |
| /* This is a helper function for QZ_DoSidedModifiers. |
| * This function will figure out if the modifier key is the left or right side, |
| * e.g. left-shift vs right-shift. |
| */ |
| static void QZ_HandleModifierSide ( _THIS, int device_independent_mask, |
| unsigned int newMods, |
| unsigned int left_key_sym, |
| unsigned int right_key_sym, |
| unsigned int left_device_dependent_mask, |
| unsigned int right_device_dependent_mask ) { |
| unsigned int device_dependent_mask = 0; |
| unsigned int diff_mod = 0; |
| |
| device_dependent_mask = left_device_dependent_mask | right_device_dependent_mask; |
| /* On the basis that the device independent mask is set, but there are |
| * no device dependent flags set, we'll assume that we can't detect this |
| * keyboard and revert to the unsided behavior. |
| */ |
| if ( (device_dependent_mask & newMods) == 0 ) { |
| /* Revert to the old behavior */ |
| QZ_HandleNonDeviceModifier ( this, device_independent_mask, newMods, left_key_sym ); |
| return; |
| } |
| |
| /* XOR the previous state against the new state to see if there's a change */ |
| diff_mod = (device_dependent_mask & current_mods) |
| ^ (device_dependent_mask & newMods); |
| |
| if ( diff_mod ) { |
| /* A change in state was found. Isolate the left and right bits |
| * to handle them separately just in case the values can simulataneously |
| * change or if the bits don't both exist. |
| */ |
| if ( left_device_dependent_mask & diff_mod ) { |
| QZ_HandleModifierOneSide ( this, newMods, left_key_sym, left_device_dependent_mask ); |
| } |
| if ( right_device_dependent_mask & diff_mod ) { |
| QZ_HandleModifierOneSide ( this, newMods, right_key_sym, right_device_dependent_mask ); |
| } |
| } |
| } |
| |
| /* This is a helper function for QZ_DoSidedModifiers. |
| * This function will release a key press in the case that |
| * it is clear that the modifier has been released (i.e. one side |
| * can't still be down). |
| */ |
| static void QZ_ReleaseModifierSide ( _THIS, |
| unsigned int device_independent_mask, |
| unsigned int newMods, |
| unsigned int left_key_sym, |
| unsigned int right_key_sym, |
| unsigned int left_device_dependent_mask, |
| unsigned int right_device_dependent_mask ) { |
| unsigned int device_dependent_mask = 0; |
| SDL_keysym key; |
| |
| key.scancode = 0; |
| key.sym = SDLK_UNKNOWN; |
| key.unicode = 0; |
| key.mod = KMOD_NONE; |
| |
| device_dependent_mask = left_device_dependent_mask | right_device_dependent_mask; |
| /* On the basis that the device independent mask is set, but there are |
| * no device dependent flags set, we'll assume that we can't detect this |
| * keyboard and revert to the unsided behavior. |
| */ |
| if ( (device_dependent_mask & current_mods) == 0 ) { |
| /* In this case, we can't detect the keyboard, so use the left side |
| * to represent both, and release it. |
| */ |
| key.sym = left_key_sym; |
| SDL_PrivateKeyboard (SDL_RELEASED, &key); |
| |
| return; |
| } |
| |
| |
| /* |
| * This could have been done in an if-else case because at this point, |
| * we know that all keys have been released when calling this function. |
| * But I'm being paranoid so I want to handle each separately, |
| * so I hope this doesn't cause other problems. |
| */ |
| if ( left_device_dependent_mask & current_mods ) { |
| key.sym = left_key_sym; |
| SDL_PrivateKeyboard (SDL_RELEASED, &key); |
| } |
| if ( right_device_dependent_mask & current_mods ) { |
| key.sym = right_key_sym; |
| SDL_PrivateKeyboard (SDL_RELEASED, &key); |
| } |
| } |
| |
| /* This is a helper function for QZ_DoSidedModifiers. |
| * This function handles the CapsLock case. |
| */ |
| static void QZ_HandleCapsLock (_THIS, unsigned int newMods) { |
| unsigned int currentMask, newMask; |
| SDL_keysym key; |
| |
| key.scancode = 0; |
| key.sym = SDLK_CAPSLOCK; |
| key.unicode = 0; |
| key.mod = KMOD_NONE; |
| |
| currentMask = current_mods & NSAlphaShiftKeyMask; |
| newMask = newMods & NSAlphaShiftKeyMask; |
| |
| if ( currentMask && |
| currentMask != newMask ) { /* modifier up event */ |
| /* If this was Caps Lock, we need some additional voodoo to make SDL happy */ |
| SDL_PrivateKeyboard (SDL_PRESSED, &key); |
| SDL_PrivateKeyboard (SDL_RELEASED, &key); |
| } |
| else if ( newMask && |
| currentMask != newMask ) { /* modifier down event */ |
| /* If this was Caps Lock, we need some additional voodoo to make SDL happy */ |
| SDL_PrivateKeyboard (SDL_PRESSED, &key); |
| SDL_PrivateKeyboard (SDL_RELEASED, &key); |
| } |
| } |
| |
| /* This function will handle the modifier keys and also determine the |
| * correct side of the key. |
| */ |
| static void QZ_DoSidedModifiers (_THIS, unsigned int newMods) { |
| /* Set up arrays for the key syms for the left and right side. */ |
| const unsigned int left_mapping[] = { SDLK_LSHIFT, SDLK_LCTRL, SDLK_LALT, SDLK_LMETA }; |
| const unsigned int right_mapping[] = { SDLK_RSHIFT, SDLK_RCTRL, SDLK_RALT, SDLK_RMETA }; |
| /* Set up arrays for the device dependent masks with indices that |
| * correspond to the _mapping arrays |
| */ |
| const unsigned int left_device_mapping[] = { NX_DEVICELSHIFTKEYMASK, NX_DEVICELCTLKEYMASK, NX_DEVICELALTKEYMASK, NX_DEVICELCMDKEYMASK }; |
| const unsigned int right_device_mapping[] = { NX_DEVICERSHIFTKEYMASK, NX_DEVICERCTLKEYMASK, NX_DEVICERALTKEYMASK, NX_DEVICERCMDKEYMASK }; |
| |
| unsigned int i; |
| unsigned int bit; |
| |
| /* Handle CAPSLOCK separately because it doesn't have a left/right side */ |
| QZ_HandleCapsLock ( this, newMods ); |
| |
| /* Iterate through the bits, testing each against the current modifiers */ |
| for (i = 0, bit = NSShiftKeyMask; bit <= NSCommandKeyMask; bit <<= 1, ++i) { |
| |
| unsigned int currentMask, newMask; |
| |
| currentMask = current_mods & bit; |
| newMask = newMods & bit; |
| |
| /* If the bit is set, we must always examine it because the left |
| * and right side keys may alternate or both may be pressed. |
| */ |
| if ( newMask ) { |
| QZ_HandleModifierSide ( this, bit, newMods, |
| left_mapping[i], |
| right_mapping[i], |
| left_device_mapping[i], |
| right_device_mapping[i] ); |
| } |
| /* If the state changed from pressed to unpressed, we must examine |
| * the device dependent bits to release the correct keys. |
| */ |
| else if ( currentMask && |
| currentMask != newMask ) { /* modifier up event */ |
| QZ_ReleaseModifierSide ( this, bit, newMods, |
| left_mapping[i], |
| right_mapping[i], |
| left_device_mapping[i], |
| right_device_mapping[i] ); |
| } |
| } |
| } |
| |
| /* This function is called to handle the modifiers. |
| * It will try to distinguish between the left side and right side |
| * of the keyboard for those modifiers that qualify if the |
| * operating system version supports it. Otherwise, the code |
| * will not try to make the distinction. |
| */ |
| static void QZ_DoModifiers (_THIS, unsigned int newMods) { |
| |
| if (current_mods == newMods) |
| return; |
| |
| /* |
| * Starting with Panther (10.3.0), the ability to distinguish between |
| * left side and right side modifiers is available. |
| */ |
| if( system_version >= 0x1030 ) { |
| QZ_DoSidedModifiers (this, newMods); |
| } |
| else { |
| QZ_DoUnsidedModifiers (this, newMods); |
| } |
| |
| current_mods = newMods; |
| } |
| |
| static void QZ_GetMouseLocation (_THIS, NSPoint *p) { |
| *p = [ NSEvent mouseLocation ]; /* global coordinates */ |
| if (qz_window) |
| QZ_PrivateGlobalToLocal (this, p); |
| QZ_PrivateCocoaToSDL (this, p); |
| } |
| |
| void QZ_DoActivate (_THIS) { |
| |
| SDL_PrivateAppActive (1, SDL_APPINPUTFOCUS | (QZ_IsMouseInWindow (this) ? SDL_APPMOUSEFOCUS : 0)); |
| |
| QZ_UpdateCursor(this); |
| |
| /* Regrab input, only if it was previously grabbed */ |
| if ( current_grab_mode == SDL_GRAB_ON ) { |
| |
| /* Restore cursor location if input was grabbed */ |
| QZ_PrivateWarpCursor (this, cursor_loc.x, cursor_loc.y); |
| QZ_ChangeGrabState (this, QZ_ENABLE_GRAB); |
| } |
| else { |
| /* Update SDL's mouse location */ |
| NSPoint p; |
| QZ_GetMouseLocation (this, &p); |
| SDL_PrivateMouseMotion (0, 0, p.x, p.y); |
| } |
| } |
| |
| void QZ_DoDeactivate (_THIS) { |
| |
| SDL_PrivateAppActive (0, SDL_APPINPUTFOCUS | SDL_APPMOUSEFOCUS); |
| |
| /* Get the current cursor location, for restore on activate */ |
| QZ_GetMouseLocation (this, &cursor_loc); |
| |
| /* Reassociate mouse and cursor */ |
| CGAssociateMouseAndMouseCursorPosition (1); |
| |
| QZ_UpdateCursor(this); |
| } |
| |
| void QZ_SleepNotificationHandler (void * refcon, |
| io_service_t service, |
| natural_t messageType, |
| void * messageArgument ) |
| { |
| SDL_VideoDevice *this = (SDL_VideoDevice*)refcon; |
| |
| switch(messageType) |
| { |
| case kIOMessageSystemWillSleep: |
| IOAllowPowerChange(power_connection, (long) messageArgument); |
| break; |
| case kIOMessageCanSystemSleep: |
| IOAllowPowerChange(power_connection, (long) messageArgument); |
| break; |
| case kIOMessageSystemHasPoweredOn: |
| /* awake */ |
| SDL_PrivateExpose(); |
| break; |
| } |
| } |
| |
| void QZ_RegisterForSleepNotifications (_THIS) |
| { |
| CFRunLoopSourceRef rls; |
| IONotificationPortRef thePortRef; |
| io_object_t notifier; |
| |
| power_connection = IORegisterForSystemPower (this, &thePortRef, QZ_SleepNotificationHandler, ¬ifier); |
| |
| if (power_connection == 0) |
| NSLog(@"SDL: QZ_SleepNotificationHandler() IORegisterForSystemPower failed."); |
| |
| rls = IONotificationPortGetRunLoopSource (thePortRef); |
| CFRunLoopAddSource (CFRunLoopGetCurrent(), rls, kCFRunLoopDefaultMode); |
| CFRelease (rls); |
| } |
| |
| |
| /* Try to map Quartz mouse buttons to SDL's lingo... */ |
| static int QZ_OtherMouseButtonToSDL(int button) |
| { |
| switch (button) |
| { |
| case 0: |
| return(SDL_BUTTON_LEFT); /* 1 */ |
| case 1: |
| return(SDL_BUTTON_RIGHT); /* 3 */ |
| case 2: |
| return(SDL_BUTTON_MIDDLE); /* 2 */ |
| } |
| |
| /* >= 3: skip 4 & 5, since those are the SDL mousewheel buttons. */ |
| return(button + 3); |
| } |
| |
| |
| void QZ_PumpEvents (_THIS) |
| { |
| static Uint32 screensaverTicks = 0; |
| Uint32 nowTicks; |
| CGMouseDelta dx, dy; |
| |
| NSDate *distantPast; |
| NSEvent *event; |
| NSRect winRect; |
| NSAutoreleasePool *pool; |
| |
| if (!SDL_VideoSurface) |
| return; /* don't do anything if there's no screen surface. */ |
| |
| /* Update activity every five seconds to prevent screensaver. --ryan. */ |
| if (!allow_screensaver) { |
| nowTicks = SDL_GetTicks(); |
| if ((nowTicks - screensaverTicks) > 5000) |
| { |
| UpdateSystemActivity(UsrActivity); |
| screensaverTicks = nowTicks; |
| } |
| } |
| |
| pool = [ [ NSAutoreleasePool alloc ] init ]; |
| distantPast = [ NSDate distantPast ]; |
| |
| winRect = NSMakeRect (0, 0, SDL_VideoSurface->w, SDL_VideoSurface->h); |
| |
| /* while grabbed, accumulate all mouse moved events into one SDL mouse event */ |
| dx = 0; |
| dy = 0; |
| |
| do { |
| |
| /* Poll for an event. This will not block */ |
| event = [ NSApp nextEventMatchingMask:NSAnyEventMask |
| untilDate:distantPast |
| inMode: NSDefaultRunLoopMode dequeue:YES ]; |
| if (event != nil) { |
| |
| int button; |
| unsigned int type; |
| BOOL isInGameWin; |
| |
| #define DO_MOUSE_DOWN(button) do { \ |
| if ( SDL_GetAppState() & SDL_APPMOUSEFOCUS ) { \ |
| SDL_PrivateMouseButton (SDL_PRESSED, button, 0, 0); \ |
| expect_mouse_up |= 1<<button; \ |
| } \ |
| [ NSApp sendEvent:event ]; \ |
| } while(0) |
| |
| #define DO_MOUSE_UP(button) do { \ |
| if ( expect_mouse_up & (1<<button) ) { \ |
| SDL_PrivateMouseButton (SDL_RELEASED, button, 0, 0); \ |
| expect_mouse_up &= ~(1<<button); \ |
| } \ |
| [ NSApp sendEvent:event ]; \ |
| } while(0) |
| |
| type = [ event type ]; |
| isInGameWin = QZ_IsMouseInWindow (this); |
| |
| QZ_DoModifiers(this, [ event modifierFlags ] ); |
| |
| switch (type) { |
| case NSLeftMouseDown: |
| if ( SDL_getenv("SDL_HAS3BUTTONMOUSE") ) { |
| DO_MOUSE_DOWN (SDL_BUTTON_LEFT); |
| } else { |
| if ( NSCommandKeyMask & current_mods ) { |
| last_virtual_button = SDL_BUTTON_RIGHT; |
| DO_MOUSE_DOWN (SDL_BUTTON_RIGHT); |
| } |
| else if ( NSAlternateKeyMask & current_mods ) { |
| last_virtual_button = SDL_BUTTON_MIDDLE; |
| DO_MOUSE_DOWN (SDL_BUTTON_MIDDLE); |
| } |
| else { |
| DO_MOUSE_DOWN (SDL_BUTTON_LEFT); |
| } |
| } |
| break; |
| |
| case NSLeftMouseUp: |
| if ( last_virtual_button != 0 ) { |
| DO_MOUSE_UP (last_virtual_button); |
| last_virtual_button = 0; |
| } |
| else { |
| DO_MOUSE_UP (SDL_BUTTON_LEFT); |
| } |
| break; |
| |
| case NSOtherMouseDown: |
| case NSRightMouseDown: |
| button = QZ_OtherMouseButtonToSDL([ event buttonNumber ]); |
| DO_MOUSE_DOWN (button); |
| break; |
| |
| case NSOtherMouseUp: |
| case NSRightMouseUp: |
| button = QZ_OtherMouseButtonToSDL([ event buttonNumber ]); |
| DO_MOUSE_UP (button); |
| break; |
| |
| case NSSystemDefined: |
| /* |
| 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 ( grab_state == QZ_INVISIBLE_GRAB ) { |
| |
| /* |
| If input is grabbed+hidden, 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 { |
| |
| /* |
| Get the absolute mouse location. This is not the |
| mouse location after the currently processed event, |
| but the *current* mouse location, i.e. after all |
| pending events. This means that if there are |
| multiple mouse moved events in the queue, we make |
| multiple identical calls to SDL_PrivateMouseMotion(), |
| but that's no problem since the latter only |
| generates SDL events for nonzero movements. In my |
| experience on PBG4/10.4.8, this rarely happens anyway. |
| */ |
| NSPoint p; |
| QZ_GetMouseLocation (this, &p); |
| SDL_PrivateMouseMotion (0, 0, p.x, p.y); |
| } |
| |
| /* |
| Handle grab input+cursor visible by warping the cursor back |
| into the game window. This still generates a mouse moved event, |
| but not as a result of the warp (so it's in the right direction). |
| */ |
| if ( grab_state == QZ_VISIBLE_GRAB && !isInGameWin ) { |
| |
| NSPoint p; |
| QZ_GetMouseLocation (this, &p); |
| |
| if ( p.x < 0.0 ) |
| p.x = 0.0; |
| |
| if ( p.y < 0.0 ) |
| p.y = 0.0; |
| |
| if ( p.x >= winRect.size.width ) |
| p.x = winRect.size.width-1; |
| |
| if ( p.y >= winRect.size.height ) |
| p.y = winRect.size.height-1; |
| |
| QZ_PrivateWarpCursor (this, p.x, p.y); |
| } |
| else |
| if ( !isInGameWin && (SDL_GetAppState() & SDL_APPMOUSEFOCUS) ) { |
| |
| SDL_PrivateAppActive (0, SDL_APPMOUSEFOCUS); |
| |
| if (grab_state == QZ_INVISIBLE_GRAB) |
| /*The cursor has left the window even though it is |
| disassociated from the mouse (and therefore |
| shouldn't move): this can happen with Wacom |
| tablets, and it effectively breaks the grab, since |
| mouse down events now go to background |
| applications. The only possibility to avoid this |
| seems to be talking to the tablet driver |
| (AppleEvents) to constrain its mapped area to the |
| window, which may not be worth the effort. For |
| now, handle the condition more gracefully than |
| before by reassociating cursor and mouse until the |
| cursor enters the window again, making it obvious |
| to the user that the grab is broken.*/ |
| CGAssociateMouseAndMouseCursorPosition (1); |
| |
| QZ_UpdateCursor(this); |
| } |
| else |
| if ( isInGameWin && (SDL_GetAppState() & (SDL_APPMOUSEFOCUS | SDL_APPINPUTFOCUS)) == SDL_APPINPUTFOCUS ) { |
| |
| SDL_PrivateAppActive (1, SDL_APPMOUSEFOCUS); |
| |
| QZ_UpdateCursor(this); |
| |
| if (grab_state == QZ_INVISIBLE_GRAB) { /*see comment above*/ |
| QZ_PrivateWarpCursor (this, SDL_VideoSurface->w / 2, SDL_VideoSurface->h / 2); |
| CGAssociateMouseAndMouseCursorPosition (0); |
| } |
| } |
| break; |
| case NSScrollWheel: |
| if ( isInGameWin ) { |
| float dy, dx; |
| Uint8 button; |
| dy = [ event deltaY ]; |
| dx = [ event deltaX ]; |
| if ( dy > 0.0 || dx > 0.0 ) /* Scroll up */ |
| button = SDL_BUTTON_WHEELUP; |
| else /* Scroll down */ |
| button = SDL_BUTTON_WHEELDOWN; |
| /* For now, wheel is sent as a quick down+up */ |
| SDL_PrivateMouseButton (SDL_PRESSED, button, 0, 0); |
| SDL_PrivateMouseButton (SDL_RELEASED, button, 0, 0); |
| } |
| break; |
| case NSKeyUp: |
| QZ_DoKey (this, SDL_RELEASED, event); |
| break; |
| case NSKeyDown: |
| QZ_DoKey (this, SDL_PRESSED, event); |
| break; |
| case NSFlagsChanged: |
| break; |
| case NSAppKitDefined: |
| [ NSApp sendEvent:event ]; |
| if ([ event subtype ] == NSApplicationActivatedEventType && (mode_flags & SDL_FULLSCREEN)) { |
| /* the default handling of this event seems to reset any cursor set by [NSCursor set] (used by SDL_SetCursor() in fullscreen mode) to the default system arrow cursor */ |
| SDL_Cursor *sdlc = SDL_GetCursor(); |
| if (sdlc != NULL && sdlc->wm_cursor != NULL) { |
| [ sdlc->wm_cursor->nscursor set ]; |
| } |
| } |
| break; |
| /* case NSApplicationDefined: break; */ |
| /* case NSPeriodic: break; */ |
| /* case NSCursorUpdate: break; */ |
| default: |
| [ NSApp sendEvent:event ]; |
| } |
| } |
| } while (event != nil); |
| |
| /* handle accumulated mouse moved events */ |
| if (dx != 0 || dy != 0) |
| SDL_PrivateMouseMotion (0, 1, dx, dy); |
| |
| [ pool release ]; |
| } |
| |
| void QZ_UpdateMouse (_THIS) |
| { |
| NSPoint p; |
| QZ_GetMouseLocation (this, &p); |
| SDL_PrivateAppActive (QZ_IsMouseInWindow (this), SDL_APPMOUSEFOCUS); |
| SDL_PrivateMouseMotion (0, 0, p.x, p.y); |
| } |
