Sweden-Number/dlls/comctl32/hotkey.c

364 lines
6.8 KiB
C

/*
* Hotkey control
*
* Copyright 1998, 1999 Eric Kohl
*
* NOTES
* Development in progress. An author is needed! Any volunteers?
* I will only improve this control once in a while.
* Eric <ekohl@abo.rhein-zeitung.de>
*
* TODO:
* - Some messages.
* - Display code.
*/
#include "winbase.h"
#include "commctrl.h"
#include "debugtools.h"
DEFAULT_DEBUG_CHANNEL(hotkey);
typedef struct tagHOTKEY_INFO
{
HFONT hFont;
BOOL bFocus;
INT nHeight;
} HOTKEY_INFO;
#define HOTKEY_GetInfoPtr(hwnd) ((HOTKEY_INFO *)GetWindowLongA (hwnd, 0))
/* << HOTHEY_GetHotKey >> */
/* << HOTHEY_SetHotKey >> */
/* << HOTHEY_SetRules >> */
/* << HOTKEY_Char >> */
static LRESULT
HOTKEY_Create (HWND hwnd, WPARAM wParam, LPARAM lParam)
{
HOTKEY_INFO *infoPtr;
TEXTMETRICA tm;
HDC hdc;
/* allocate memory for info structure */
infoPtr = (HOTKEY_INFO *)COMCTL32_Alloc (sizeof(HOTKEY_INFO));
SetWindowLongA (hwnd, 0, (DWORD)infoPtr);
/* initialize info structure */
/* get default font height */
hdc = GetDC (hwnd);
GetTextMetricsA (hdc, &tm);
infoPtr->nHeight = tm.tmHeight;
ReleaseDC (hwnd, hdc);
return 0;
}
static LRESULT
HOTKEY_Destroy (HWND hwnd, WPARAM wParam, LPARAM lParam)
{
HOTKEY_INFO *infoPtr = HOTKEY_GetInfoPtr (hwnd);
/* free hotkey info data */
COMCTL32_Free (infoPtr);
SetWindowLongA (hwnd, 0, 0);
return 0;
}
static LRESULT
HOTKEY_EraseBackground (HWND hwnd, WPARAM wParam, LPARAM lParam)
{
/* HOTKEY_INFO *infoPtr = HOTKEY_GetInfoPtr (hwnd); */
HBRUSH hBrush;
RECT rc;
hBrush =
(HBRUSH)SendMessageA (GetParent (hwnd), WM_CTLCOLOREDIT,
wParam, (LPARAM)hwnd);
if (hBrush)
hBrush = (HBRUSH)GetStockObject (WHITE_BRUSH);
GetClientRect (hwnd, &rc);
FillRect ((HDC)wParam, &rc, hBrush);
return -1;
}
inline static LRESULT
HOTKEY_GetFont (HWND hwnd, WPARAM wParam, LPARAM lParam)
{
HOTKEY_INFO *infoPtr = HOTKEY_GetInfoPtr (hwnd);
return infoPtr->hFont;
}
static LRESULT
HOTKEY_KeyDown (HWND hwnd, WPARAM wParam, LPARAM lParam)
{
/* HOTKEY_INFO *infoPtr = HOTKEY_GetInfoPtr (hwnd); */
switch (wParam) {
case VK_RETURN:
case VK_TAB:
case VK_SPACE:
case VK_DELETE:
case VK_ESCAPE:
case VK_BACK:
return DefWindowProcA (hwnd, WM_KEYDOWN, wParam, lParam);
case VK_SHIFT:
case VK_CONTROL:
case VK_MENU:
FIXME("modifier key pressed!\n");
break;
default:
FIXME(" %d\n", wParam);
break;
}
return TRUE;
}
static LRESULT
HOTKEY_KeyUp (HWND hwnd, WPARAM wParam, LPARAM lParam)
{
/* HOTKEY_INFO *infoPtr = HOTKEY_GetInfoPtr (hwnd); */
FIXME(" %d\n", wParam);
return 0;
}
static LRESULT
HOTKEY_KillFocus (HWND hwnd, WPARAM wParam, LPARAM lParam)
{
HOTKEY_INFO *infoPtr = HOTKEY_GetInfoPtr (hwnd);
infoPtr->bFocus = FALSE;
DestroyCaret ();
return 0;
}
static LRESULT
HOTKEY_LButtonDown (HWND hwnd, WPARAM wParam, LPARAM lParam)
{
/* HOTKEY_INFO *infoPtr = HOTKEY_GetInfoPtr (hwnd); */
SetFocus (hwnd);
return 0;
}
inline static LRESULT
HOTKEY_NCCreate (HWND hwnd, WPARAM wParam, LPARAM lParam)
{
DWORD dwExStyle = GetWindowLongA (hwnd, GWL_EXSTYLE);
SetWindowLongA (hwnd, GWL_EXSTYLE, dwExStyle | WS_EX_CLIENTEDGE);
return DefWindowProcA (hwnd, WM_NCCREATE, wParam, lParam);
}
static LRESULT
HOTKEY_SetFocus (HWND hwnd, WPARAM wParam, LPARAM lParam)
{
HOTKEY_INFO *infoPtr = HOTKEY_GetInfoPtr (hwnd);
infoPtr->bFocus = TRUE;
CreateCaret (hwnd, (HBITMAP)0, 1, infoPtr->nHeight);
SetCaretPos (1, 1);
ShowCaret (hwnd);
return 0;
}
inline static LRESULT
HOTKEY_SetFont (HWND hwnd, WPARAM wParam, LPARAM lParam)
{
HOTKEY_INFO *infoPtr = HOTKEY_GetInfoPtr (hwnd);
TEXTMETRICA tm;
HDC hdc;
HFONT hOldFont = 0;
infoPtr->hFont = (HFONT)wParam;
hdc = GetDC (hwnd);
if (infoPtr->hFont)
hOldFont = SelectObject (hdc, infoPtr->hFont);
GetTextMetricsA (hdc, &tm);
infoPtr->nHeight = tm.tmHeight;
if (infoPtr->hFont)
SelectObject (hdc, hOldFont);
ReleaseDC (hwnd, hdc);
if (LOWORD(lParam)) {
FIXME("force redraw!\n");
}
return 0;
}
static LRESULT WINE_UNUSED
HOTKEY_SysKeyDown (HWND hwnd, WPARAM wParam, LPARAM lParam)
{
/* HOTKEY_INFO *infoPtr = HOTKEY_GetInfoPtr (hwnd); */
switch (wParam) {
case VK_RETURN:
case VK_TAB:
case VK_SPACE:
case VK_DELETE:
case VK_ESCAPE:
case VK_BACK:
return DefWindowProcA (hwnd, WM_SYSKEYDOWN, wParam, lParam);
case VK_SHIFT:
case VK_CONTROL:
case VK_MENU:
FIXME("modifier key pressed!\n");
break;
default:
FIXME(" %d\n", wParam);
break;
}
return TRUE;
}
static LRESULT WINE_UNUSED
HOTKEY_SysKeyUp (HWND hwnd, WPARAM wParam, LPARAM lParam)
{
/* HOTKEY_INFO *infoPtr = HOTKEY_GetInfoPtr (hwnd); */
FIXME(" %d\n", wParam);
return 0;
}
static LRESULT WINAPI
HOTKEY_WindowProc (HWND hwnd, UINT uMsg, WPARAM wParam, LPARAM lParam)
{
TRACE("hwnd=%x msg=%x wparam=%x lparam=%lx\n", hwnd, uMsg, wParam, lParam);
if (!HOTKEY_GetInfoPtr (hwnd) && (uMsg != WM_CREATE))
return DefWindowProcA (hwnd, uMsg, wParam, lParam);
switch (uMsg)
{
/* case HKM_GETHOTKEY: */
/* case HKM_SETHOTKEY: */
/* case HKM_SETRULES: */
/* case WM_CHAR: */
case WM_CREATE:
return HOTKEY_Create (hwnd, wParam, lParam);
case WM_DESTROY:
return HOTKEY_Destroy (hwnd, wParam, lParam);
case WM_ERASEBKGND:
return HOTKEY_EraseBackground (hwnd, wParam, lParam);
case WM_GETDLGCODE:
return DLGC_WANTCHARS | DLGC_WANTARROWS;
case WM_GETFONT:
return HOTKEY_GetFont (hwnd, wParam, lParam);
case WM_KEYDOWN:
case WM_SYSKEYDOWN:
return HOTKEY_KeyDown (hwnd, wParam, lParam);
case WM_KEYUP:
case WM_SYSKEYUP:
return HOTKEY_KeyUp (hwnd, wParam, lParam);
case WM_KILLFOCUS:
return HOTKEY_KillFocus (hwnd, wParam, lParam);
case WM_LBUTTONDOWN:
return HOTKEY_LButtonDown (hwnd, wParam, lParam);
case WM_NCCREATE:
return HOTKEY_NCCreate (hwnd, wParam, lParam);
/* case WM_PAINT: */
case WM_SETFOCUS:
return HOTKEY_SetFocus (hwnd, wParam, lParam);
case WM_SETFONT:
return HOTKEY_SetFont (hwnd, wParam, lParam);
/* case WM_SYSCHAR: */
default:
if (uMsg >= WM_USER)
ERR("unknown msg %04x wp=%08x lp=%08lx\n",
uMsg, wParam, lParam);
return DefWindowProcA (hwnd, uMsg, wParam, lParam);
}
return 0;
}
VOID
HOTKEY_Register (void)
{
WNDCLASSA wndClass;
ZeroMemory (&wndClass, sizeof(WNDCLASSA));
wndClass.style = CS_GLOBALCLASS;
wndClass.lpfnWndProc = (WNDPROC)HOTKEY_WindowProc;
wndClass.cbClsExtra = 0;
wndClass.cbWndExtra = sizeof(HOTKEY_INFO *);
wndClass.hCursor = 0;
wndClass.hbrBackground = 0;
wndClass.lpszClassName = HOTKEY_CLASSA;
RegisterClassA (&wndClass);
}
VOID
HOTKEY_Unregister (void)
{
UnregisterClassA (HOTKEY_CLASSA, (HINSTANCE)NULL);
}