SDL2 / X11 : implement Get_Key_modifiers()

important for function with holding SHIFT during mouse
movements
This commit is contained in:
Thomas Bernard 2019-06-10 21:38:07 +02:00
parent db5feb25b6
commit 788d05111a
2 changed files with 61 additions and 45 deletions

View File

@ -1379,6 +1379,30 @@ int Directional_acceleration(int msec)
return 1+(msec-initial_delay+linear_factor)/linear_factor+(msec-initial_delay)*(msec-initial_delay)/accel_factor;
}
#if defined(USE_X11)
word X11_key_mod;
static word X11_to_GFX2_Modifiers(unsigned int state)
{
word mod = 0;
// right/left window 40 Mod4Mask
// left alt = 8 Mod1Mask
// right alt = 80 Mod5Mask
// NumLock = 10 Mod2Mask
// see "modmap"
if (state & ShiftMask)
mod |= GFX2_MOD_SHIFT;
if (state & ControlMask)
mod |= GFX2_MOD_CTRL;
if (state & (Mod1Mask | Mod5Mask))
mod |= GFX2_MOD_ALT;
if (state & Mod4Mask)
mod |= GFX2_MOD_META;
X11_key_mod = mod;
return mod;
}
#endif
#if defined(WIN32) && !defined(USE_SDL) && !defined(USE_SDL2)
int user_feedback_required = 0; // Flag qui indique si on doit arrêter de traiter les évènements ou si on peut enchainer
#endif
@ -1949,19 +1973,7 @@ int Get_input(int sleep_time)
case KeyPress:
{
KeySym sym;
// right/left window 40 Mod4Mask
// left alt = 8 Mod1Mask
// right alt = 80 Mod5Mask
// NumLock = 10 Mod2Mask
// see "modmap"
if (event.xkey.state & ShiftMask)
mod |= GFX2_MOD_SHIFT;
if (event.xkey.state & ControlMask)
mod |= GFX2_MOD_CTRL;
if (event.xkey.state & (Mod1Mask | Mod5Mask))
mod |= GFX2_MOD_ALT;
if (event.xkey.state & Mod4Mask)
mod |= GFX2_MOD_META;
mod = X11_to_GFX2_Modifiers(event.xkey.state);
//sym = XKeycodeToKeysym(X11_display, event.xkey.keycode, 0);
sym = XkbKeycodeToKeysym(X11_display, event.xkey.keycode, 0, 0);
GFX2_Log(GFX2_DEBUG, "key press code = %3d state=0x%08x sym = 0x%04lx %s\tmod=%04x\n",
@ -2003,14 +2015,7 @@ int Get_input(int sleep_time)
{
KeySym sym;
if (event.xkey.state & ShiftMask)
mod |= GFX2_MOD_SHIFT;
if (event.xkey.state & ControlMask)
mod |= GFX2_MOD_CTRL;
if (event.xkey.state & (Mod1Mask | Mod5Mask))
mod |= GFX2_MOD_ALT;
if (event.xkey.state & Mod4Mask)
mod |= GFX2_MOD_META;
mod = X11_to_GFX2_Modifiers(event.xkey.state);
sym = XkbKeycodeToKeysym(X11_display, event.xkey.keycode, 0, 0);
GFX2_Log(GFX2_DEBUG, "keyrelease code= %3d state=0x%08x sym = 0x%04lx %s\tmod=%04x\n",
event.xkey.keycode, event.xkey.state, sym, XKeysymToString(sym), mod);
@ -2023,14 +2028,7 @@ int Get_input(int sleep_time)
GrabModeAsync, GrabModeAsync,
X11_window, None, CurrentTime);
//printf("Press button = %d state = 0x%08x\n", event.xbutton.button, event.xbutton.state);
if (event.xkey.state & ShiftMask)
mod |= GFX2_MOD_SHIFT;
if (event.xkey.state & ControlMask)
mod |= GFX2_MOD_CTRL;
if (event.xkey.state & (Mod1Mask | Mod5Mask))
mod |= GFX2_MOD_ALT;
if (event.xkey.state & Mod3Mask)
mod |= GFX2_MOD_META;
mod = X11_to_GFX2_Modifiers(event.xbutton.state);
switch(event.xbutton.button)
{
case 1:
@ -2061,6 +2059,7 @@ int Get_input(int sleep_time)
break;
case ButtonRelease:
XUngrabPointer(X11_display, CurrentTime);
mod = X11_to_GFX2_Modifiers(event.xbutton.state);
//printf("Release button = %d\n", event.xbutton.button);
if(event.xbutton.button == 1 || event.xbutton.button == 3)
{
@ -2075,6 +2074,7 @@ int Get_input(int sleep_time)
break;
case MotionNotify:
//printf("mouse %dx%d\n", event.xmotion.x, event.xmotion.y);
mod = X11_to_GFX2_Modifiers(event.xmotion.state);
user_feedback_required = Move_cursor_with_constraints(event.xmotion.x / Pixel_width, event.xmotion.y / Pixel_height);
break;
case Expose:

View File

@ -29,6 +29,12 @@
#include "global.h"
#include "keyboard.h"
#include "keycodes.h"
#include "gfx2log.h"
#if defined(USE_X11)
/// State of modifier keys (shift, CTRL, ALT, etc.)
extern word X11_key_mod;
#endif
#if defined(__macosx__)
// Apple's "command" character is not present in the ANSI table, so we
@ -331,27 +337,37 @@ word Key_for_scancode(word scancode)
else
return Scancode_to_sym[scancode & 0xFF][0];
}
#endif
#if defined(USE_SDL) || defined(USE_SDL2)
// Convertit des modificateurs de touches SDL en modificateurs GrafX2
word Get_Key_modifiers(void)
{
word modifiers=0;
SDLMod mod = SDL_GetModState();
#if defined(USE_SDL)
SDLMod mod;
#else
SDL_Keymod mod;
#endif
word modifiers = 0;
mod = SDL_GetModState();
if (mod & KMOD_CTRL )
modifiers|=GFX2_MOD_CTRL;
if (mod & KMOD_SHIFT )
modifiers|=GFX2_MOD_SHIFT;
if (mod & (KMOD_ALT|KMOD_MODE))
modifiers|=GFX2_MOD_ALT;
if (mod & KMOD_CTRL) // either one of the CTRL keys
modifiers |= GFX2_MOD_CTRL;
if (mod & KMOD_SHIFT ) // either one of the SHIFT keys
modifiers |= GFX2_MOD_SHIFT;
if (mod & (KMOD_ALT|KMOD_MODE)) // either ALT or ALTGR key
modifiers |= GFX2_MOD_ALT;
#if defined(USE_SDL)
if (mod & (KMOD_META))
modifiers|=GFX2_MOD_META;
#else
if (mod & (KMOD_GUI)) // right or left Window key
#endif
modifiers |= GFX2_MOD_META;
GFX2_Log(GFX2_DEBUG, "mod=%x => %04x\n", (unsigned)mod, modifiers);
return modifiers;
}
#endif
#if defined(USE_SDL) || defined(USE_SDL2)
#if defined(USE_SDL)
word Keysym_to_keycode(SDL_keysym keysym)
@ -850,10 +866,6 @@ word Key_for_scancode(word scancode)
{
return scancode;
}
word Get_Key_modifiers(void)
{
return 0;
}
#else
word Key_for_scancode(word scancode)
{
@ -881,6 +893,10 @@ word Get_Key_modifiers(void)
}
if ((GetKeyState(VK_LWIN) | GetKeyState(VK_RWIN)) & 0x8000)
mod |= GFX2_MOD_META;
#elif defined(USE_X11)
mod = X11_key_mod;
#else
GFX2_Log(GFX2_WARNING, "Get_Key_modifiers() not implemented !\n");
#endif
return mod;
}