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https://git.code.sf.net/p/quake/quakeforge
synced 2025-04-19 07:51:08 +00:00
[win] Implement mouse grabbing
This seems be behave quite nicely (at least for the standard win32 message pump). Fixes #63
This commit is contained in:
Bill Currie
parent
7024e4efb1
commit
d2af58bfa2
2 changed files with 40 additions and 274 deletions
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@ -516,7 +516,6 @@ Win_CloseDisplay (void)
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PostMessage (HWND_BROADCAST, WM_PALETTECHANGED, (WPARAM) win_mainwindow,
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(LPARAM) 0);
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PostMessage (HWND_BROADCAST, WM_SYSCOLORCHANGE, (WPARAM) 0, (LPARAM) 0);
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Win_Activate (false, false);
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vid_testingmode = 0;
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viddef.initialized = false;
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@ -51,6 +51,7 @@
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#include "compat.h"
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#include "context_win.h"
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#include "in_win.h"
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#include "vid_internal.h"
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#define DINPUT_BUFFERSIZE 16
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#define iDirectInputCreate(a,b,c,d) pDirectInputCreate(a,b,c,d)
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@ -79,9 +80,6 @@ static LPDIRECTINPUTDEVICE g_pMouse;
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static bool dinput;
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static bool vid_wassuspended = false;
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static bool win_in_game = false;
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typedef struct win_device_s {
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const char *name;
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int num_axes;
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@ -100,6 +98,8 @@ static int win_driver_handle = -1;
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static in_buttoninfo_t win_key_buttons[512];
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static int win_key_scancode;
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static bool win_mouse_enter = true;
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static bool win_input_grabbed;
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static bool win_warped_mouse;
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static in_axisinfo_t win_mouse_axes[2];
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static in_buttoninfo_t win_mouse_buttons[WIN_MOUSE_BUTTONS];
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static const char *win_mouse_axis_names[] = {"M_X", "M_Y"};
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@ -229,42 +229,6 @@ in_win_send_button_event (int devid, in_buttoninfo_t *button, void *event_data)
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IE_Send_Event (&event);
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}
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typedef struct MYDATA {
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LONG lX; // X axis goes here
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LONG lY; // Y axis goes here
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LONG lZ; // Z axis goes here
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BYTE bButtonA; // One button goes here
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BYTE bButtonB; // Another button goes here
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BYTE bButtonC; // Another button goes here
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BYTE bButtonD; // Another button goes here
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} MYDATA;
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#if 0
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static DIOBJECTDATAFORMAT rgodf[] = {
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{&GUID_XAxis, FIELD_OFFSET (MYDATA, lX), DIDFT_AXIS | DIDFT_ANYINSTANCE,
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0,},
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{&GUID_YAxis, FIELD_OFFSET (MYDATA, lY), DIDFT_AXIS | DIDFT_ANYINSTANCE,
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0,},
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{&GUID_ZAxis, FIELD_OFFSET (MYDATA, lZ),
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0x80000000 | DIDFT_AXIS | DIDFT_ANYINSTANCE, 0,},
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{0, FIELD_OFFSET (MYDATA, bButtonA), DIDFT_BUTTON | DIDFT_ANYINSTANCE, 0,},
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{0, FIELD_OFFSET (MYDATA, bButtonB), DIDFT_BUTTON | DIDFT_ANYINSTANCE, 0,},
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{0, FIELD_OFFSET (MYDATA, bButtonC),
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0x80000000 | DIDFT_BUTTON | DIDFT_ANYINSTANCE, 0,},
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{0, FIELD_OFFSET (MYDATA, bButtonD),
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0x80000000 | DIDFT_BUTTON | DIDFT_ANYINSTANCE, 0,},
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};
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#define NUM_OBJECTS (sizeof(rgodf) / sizeof(rgodf[0]))
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static DIDATAFORMAT df = {
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sizeof (DIDATAFORMAT), // this structure
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sizeof (DIOBJECTDATAFORMAT), // size of object data format
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DIDF_RELAXIS, // absolute axis coordinates
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sizeof (MYDATA), // device data size
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NUM_OBJECTS, // number of objects
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rgodf, // and here they are
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};
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#endif
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void
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IN_UpdateClipCursor (void)
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{
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@ -327,132 +291,7 @@ IN_DeactivateMouse (void)
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in_mouse_avail = false;
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}
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}
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#if 0
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static bool
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IN_InitDInput (void)
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{
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HRESULT hr;
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DIPROPDWORD dipdw = {
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{
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sizeof (DIPROPDWORD), // diph.dwSize
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sizeof (DIPROPHEADER), // diph.dwHeaderSize
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0, // diph.dwObj
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DIPH_DEVICE, // diph.dwHow
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},
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DINPUT_BUFFERSIZE, // dwData
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};
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if (!hInstDI) {
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hInstDI = LoadLibrary ("dinput.dll");
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if (hInstDI == NULL) {
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Sys_Printf ("Couldn't load dinput.dll\n");
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return false;
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}
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}
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if (!pDirectInputCreate) {
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pDirectInputCreate =
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(void *) GetProcAddress (hInstDI, "DirectInputCreateA");
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if (!pDirectInputCreate) {
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Sys_Printf ("Couldn't get DI proc addr\n");
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return false;
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}
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}
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// register with DirectInput and get an IDirectInput to play with.
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hr = iDirectInputCreate (global_hInstance, DIRECTINPUT_VERSION, &g_pdi,
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NULL);
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if (FAILED (hr))
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return false;
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// obtain an interface to the system mouse device.
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hr = IDirectInput_CreateDevice (g_pdi, &GUID_SysMouse, &g_pMouse, NULL);
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if (FAILED (hr)) {
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Sys_Printf ("Couldn't open DI mouse device\n");
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return false;
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}
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// set the data format to "mouse format".
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hr = IDirectInputDevice_SetDataFormat (g_pMouse, &df);
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if (FAILED (hr)) {
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Sys_Printf ("Couldn't set DI mouse format\n");
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return false;
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}
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// set the cooperativity level.
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hr = IDirectInputDevice_SetCooperativeLevel (g_pMouse, win_mainwindow,
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DISCL_EXCLUSIVE |
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DISCL_FOREGROUND);
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if (FAILED (hr)) {
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Sys_Printf ("Couldn't set DI coop level\n");
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return false;
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}
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// set the buffer size to DINPUT_BUFFERSIZE elements.
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// the buffer size is a DWORD property associated with the device
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hr = IDirectInputDevice_SetProperty (g_pMouse, DIPROP_BUFFERSIZE,
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&dipdw.diph);
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if (FAILED (hr)) {
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Sys_Printf ("Couldn't set DI buffersize\n");
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return false;
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}
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return true;
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}
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static int
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IN_StartupMouse (void)
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{
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// HDC hdc;
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if (COM_CheckParm ("-nomouse"))
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return 0;
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mouseinitialized = true;
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if (COM_CheckParm ("-dinput")) {
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dinput = IN_InitDInput ();
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if (dinput) {
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Sys_Printf ("DirectInput initialized\n");
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} else {
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Sys_Printf ("DirectInput not initialized\n");
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}
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}
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if (!dinput) {
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mouseparmsvalid = SystemParametersInfo (SPI_GETMOUSE, 0,
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originalmouseparms, 0);
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if (mouseparmsvalid) {
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if (COM_CheckParm ("-noforcemspd"))
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newmouseparms[2] = originalmouseparms[2];
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if (COM_CheckParm ("-noforcemaccel")) {
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newmouseparms[0] = originalmouseparms[0];
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newmouseparms[1] = originalmouseparms[1];
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}
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if (COM_CheckParm ("-noforcemparms")) {
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newmouseparms[0] = originalmouseparms[0];
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newmouseparms[1] = originalmouseparms[1];
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newmouseparms[2] = originalmouseparms[2];
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}
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}
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}
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mouse_buttons = WIN_MOUSE_BUTTONS;
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// if a fullscreen video mode was set before the mouse was initialized,
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// set the mouse state appropriately
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if (mouseactivatetoggle)
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IN_ActivateMouse ();
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return 0;
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}
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#endif
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static void
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in_paste_buffer_f (void)
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{
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@ -602,52 +441,7 @@ in_win_get_device_event_data (void *device, void *data)
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win_device_t *dev = device;
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return dev->event_data;
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}
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#if 0
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static void
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event_motion (int dmx, int dmy, int mx, int my)
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{
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win_mouse_axes[0].value = dmx;
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win_mouse_axes[1].value = dmy;
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win_mouse.shift = win_key.shift;
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win_mouse.x = mx;
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win_mouse.x = my;
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if (!in_win_send_mouse_event (ie_mousemove)) {
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in_win_send_axis_event (win_mouse_device.devid, &win_mouse_axes[0]);
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in_win_send_axis_event (win_mouse_device.devid, &win_mouse_axes[1]);
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}
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}
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static void
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event_button (unsigned buttons)
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{
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unsigned mask = win_mouse.buttons ^ buttons;
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if (!mask) {
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// no change
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return;
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}
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// FIXME this won't be right if multiple buttons change state
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int press = buttons & mask;
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for (int i = 0; i < WIN_MOUSE_BUTTONS; i++) {
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win_mouse_buttons[i].state = buttons & (1 << i);
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}
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win_mouse.buttons = buttons;
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if (!in_win_send_mouse_event (press ? ie_mousedown : ie_mouseup)) {
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for (int i = 0; i < WIN_MOUSE_BUTTONS; i++) {
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if (!(mask & (1 << i))) {
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continue;
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}
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in_win_send_button_event (win_mouse_device.devid,
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&win_mouse_buttons[i],
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win_mouse_device.event_data);
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}
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}
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}
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#endif
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static LONG
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event_key (HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam)
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{
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@ -705,6 +499,22 @@ in_win_clear_states (void *data)
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{
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}
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static void
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in_win_grab_input (void *data, int grab)
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{
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if (!win_mainwindow) {
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return;
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}
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if ((win_input_grabbed = grab)) {
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SetCapture (win_mainwindow);
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ClipCursor (&win_rect);
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} else {
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ClipCursor (NULL);
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ReleaseCapture ();
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}
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}
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static void
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in_win_process_events (void *data)
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{
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@ -836,63 +646,6 @@ in_win_button_info (void *data, void *device, in_buttoninfo_t *buttons,
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MAIN WINDOW
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*/
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/*
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fActive - True if app is activating
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If the application is activating, then swap the system into SYSPAL_NOSTATIC
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mode so that our palettes will display correctly.
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*/
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void
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Win_Activate (BOOL active, BOOL minimize)
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{
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static BOOL sound_active;
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win_minimized = minimize;
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// enable/disable sound on focus gain/loss
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if (!active && sound_active) {
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S_BlockSound ();
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sound_active = false;
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} else if (active && !sound_active) {
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S_UnblockSound ();
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sound_active = true;
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}
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if (active) {
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if (modestate == MS_FULLDIB) {
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IN_ActivateMouse ();
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if (win_canalttab && vid_wassuspended) {
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vid_wassuspended = false;
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if (ChangeDisplaySettings (&win_gdevmode, CDS_FULLSCREEN) !=
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DISP_CHANGE_SUCCESSFUL) {
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Sys_Error ("Couldn't set fullscreen DIB mode\n"
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"(try upgrading your video drivers)\n (%lx)",
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GetLastError());
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}
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ShowWindow (win_mainwindow, SW_SHOWNORMAL);
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// Fix for alt-tab bug in NVidia drivers
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MoveWindow(win_mainwindow, 0, 0, win_gdevmode.dmPelsWidth,
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win_gdevmode.dmPelsHeight, false);
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}
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}
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else if ((modestate == MS_WINDOWED) && in_grab
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&& win_in_game) {
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IN_ActivateMouse ();
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}
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} else {
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if (modestate == MS_FULLDIB) {
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IN_DeactivateMouse ();
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if (win_canalttab) {
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ChangeDisplaySettings (NULL, 0);
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vid_wassuspended = true;
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}
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} else if ((modestate == MS_WINDOWED) && in_grab) {
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IN_DeactivateMouse ();
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}
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}
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}
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static void
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in_win_send_focus_event (int gain)
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{
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@ -1017,8 +770,26 @@ event_mouse (HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam)
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}
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}
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win_mouse_axes[0].value = x - win_mouse.x;
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win_mouse_axes[1].value = y - win_mouse.y;
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if (win_input_grabbed) {
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if (!win_warped_mouse) {
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int center_x = viddef.width / 2;
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int center_y = viddef.height / 2;
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unsigned dist_x = abs (center_x - x);
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unsigned dist_y = abs (center_y - y);
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win_mouse_axes[0].value = x - win_mouse.x;
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win_mouse_axes[1].value = y - win_mouse.y;
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if (dist_x > viddef.width / 4 || dist_y > viddef.height / 4) {
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SetCursorPos (win_center_x, win_center_y);
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win_warped_mouse = true;
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}
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} else {
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win_warped_mouse = false;
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}
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} else {
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win_mouse_axes[0].value = x - win_mouse.x;
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win_mouse_axes[1].value = y - win_mouse.y;
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}
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win_mouse.shift = win_key.shift;
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win_mouse.x = x;
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win_mouse.y = y;
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@ -1045,10 +816,6 @@ event_mousewheel (HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam)
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static long
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event_activate (HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam)
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{
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int fActive = LOWORD (wParam);
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int fMinimized = (BOOL) HIWORD (wParam);
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Win_Activate (!(fActive == WA_INACTIVE), fMinimized);
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// fix leftover Alt from any Alt-Tab or the like that switched us away
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if (in_win_initialized) {
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IN_ClearStates ();
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@ -1093,7 +860,7 @@ static in_driver_t in_win_driver = {
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.get_device_event_data = in_win_get_device_event_data,
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.process_events = in_win_process_events,
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.clear_states = in_win_clear_states,
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//.grab_input = in_win_grab_input,
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.grab_input = in_win_grab_input,
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.axis_info = in_win_axis_info,
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.button_info = in_win_button_info,
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