BUTTON_Handle BUTTON_CreateAsChild (int x0, int y0, int xsize, int ysize, WM_HWIN hParent, int Id, int Flags) {
BUTTON_Handle hObj;
/* Create the window */
WM_LOCK();
hObj = WM_CreateWindowAsChild(x0, y0, xsize, ysize, hParent,
Flags, _BUTTON_Callback,
sizeof(BUTTON_Obj)-sizeof(WM_Obj));
if (hObj) {
BUTTON_Obj* pObj = BUTTON_H2P(hObj);
/* init widget specific variables */
/* init member variables */
BUTTON_INIT_ID(pObj);
pObj->Widget.Id = Id;
pObj->pFont = BUTTON_FONT_DEFAULT;
pObj->aBkColor[0] = BUTTON_BKCOLOR0_DEFAULT;
pObj->aBkColor[1] = BUTTON_BKCOLOR1_DEFAULT;
pObj->aTextColor[0] = BUTTON_TEXTCOLOR0_DEFAULT;
pObj->aTextColor[1] = BUTTON_TEXTCOLOR1_DEFAULT;
pObj->Widget.State = BUTTON_STATE_INACTIVE;
} else {
GUI_DEBUG_ERROROUT_IF(hObj==0, "BUTTON_Create failed")
}
WM_UNLOCK();
return hObj;
}
/*********************************************************************
*
* BUTTON_SetFont
*/
void BUTTON_SetFont(BUTTON_Handle hObj, const GUI_FONT GUI_UNI_PTR * pfont) {
if (hObj) {
BUTTON_Obj* pObj;
WM_LOCK();
pObj = BUTTON_H2P(hObj);
pObj->Props.pFont = pfont;
BUTTON_Invalidate(hObj);
WM_UNLOCK();
}
}
void BUTTON_SetFont(BUTTON_Handle hObj, const GUI_FONT* pfont) {
if (hObj) {
BUTTON_Obj* pObj = BUTTON_H2P(hObj);
BUTTON_ASSERT_IS_VALID_PTR(pObj);
pObj->pFont = pfont;
BUTTON_Invalidate(hObj);
} else {
GUI_DEBUG_WARN("BUTTON_SetFont: Invalid handle");
}
}
void BUTTON_SetTextColor(BUTTON_Handle hObj, int Index, GUI_COLOR color) {
if (hObj) {
BUTTON_Obj* pObj = BUTTON_H2P(hObj);
BUTTON_ASSERT_IS_VALID_PTR(pObj);
pObj->aTextColor[Index] = color;
BUTTON_Invalidate(hObj);
} else {
GUI_DEBUG_WARN("BUTTON_SetTextColor: Invalid handle");
}
}
/*********************************************************************
*
* BUTTON_SetTextColor
*/
void BUTTON_SetTextColor(BUTTON_Handle hObj,unsigned int Index, GUI_COLOR Color) {
if (hObj && (Index <= 2)) {
BUTTON_Obj* pObj;
WM_LOCK();
pObj = BUTTON_H2P(hObj);
pObj->Props.aTextColor[Index] = Color;
BUTTON_Invalidate(hObj);
WM_UNLOCK();
}
}
/*********************************************************************
*
* BUTTON_SetText
*/
void BUTTON_SetText(BUTTON_Handle hObj, const char* s) {
if (hObj) {
BUTTON_Obj* pObj;
WM_LOCK();
pObj = BUTTON_H2P(hObj);
if (GUI__SetText(&pObj->hpText, s)) {
BUTTON_Invalidate(hObj);
}
WM_UNLOCK();
}
}
/*********************************************************************
*
* BUTTON_SetBkColor
*/
void BUTTON_SetBkColor(BUTTON_Handle hObj,unsigned int Index, GUI_COLOR Color) {
if (hObj && (Index <= 2)) {
BUTTON_Obj* pObj;
WM_LOCK();
pObj = BUTTON_H2P(hObj);
BUTTON_ASSERT_IS_VALID_PTR(pObj);
pObj->Props.aBkColor[Index] = Color;
BUTTON_Invalidate(hObj);
WM_UNLOCK();
}
}
void BUTTON_SetStreamedBitmap(BUTTON_Handle hObj, int Index, const GUI_BITMAP_STREAM* pBitmap) {
if (hObj) {
BUTTON_Obj* pObj = BUTTON_H2P(hObj);
BUTTON_ASSERT_IS_VALID_PTR(pObj);
if ((unsigned int)Index > GUI_COUNTOF(pObj->apBitmap))
return;
pObj->apBitmap[Index] = (const GUI_BITMAP*)pBitmap;
pObj->aBitmapIsStreamed[Index] = 1;
BUTTON_Invalidate(hObj);
}
}
/*********************************************************************
*
* BUTTON_SetTextAlign
*/
void BUTTON_SetTextAlign(BUTTON_Handle hObj, int Align) {
if (hObj) {
BUTTON_Obj* pObj;
WM_LOCK();
pObj = BUTTON_H2P(hObj);
BUTTON_ASSERT_IS_VALID_PTR(pObj);
pObj->Props.Align = Align;
BUTTON_Invalidate(hObj);
WM_UNLOCK();
}
}
void BUTTON_SetBitmapEx(BUTTON_Handle hObj, int Index, const GUI_BITMAP* pBitmap, int x, int y) {
if (hObj) {
BUTTON_Obj* pObj = BUTTON_H2P(hObj);
BUTTON_ASSERT_IS_VALID_PTR(pObj);
if ((unsigned int)Index > GUI_COUNTOF(pObj->apBitmap))
return;
pObj->apBitmap[Index] = pBitmap;
pObj->xOffBitmap[Index] = x;
pObj->yOffBitmap[Index] = y;
BUTTON_Invalidate(hObj);
}
}
void BUTTON_SetBitmap(BUTTON_Handle hObj, int Index, const GUI_BITMAP* pBitmap) {
#if BUTTON_SUPPORT_BITMAP_OFFSET
BUTTON_SetBitmapEx(hObj, Index, pBitmap, 0,0);
#else
if (hObj) {
BUTTON_Obj* pObj = BUTTON_H2P(hObj);
BUTTON_ASSERT_IS_VALID_PTR(pObj);
if ((unsigned int)Index > GUI_COUNTOF(pObj->apBitmap))
return;
pObj->apBitmap[Index] = pBitmap;
BUTTON_Invalidate(hObj);
}
#endif
}
/*********************************************************************
*
* BUTTON_SetDrawObj
*/
void BUTTON__SetDrawObj(BUTTON_Handle hObj, int Index, GUI_DRAW_HANDLE hDrawObj) {
if (hObj) {
BUTTON_Obj* pObj;
WM_LOCK();
pObj = BUTTON_H2P(hObj);
BUTTON_ASSERT_IS_VALID_PTR(pObj);
if ((unsigned int)Index <= GUI_COUNTOF(pObj->ahDrawObj)) {
GUI_ALLOC_FreePtr(&pObj->ahDrawObj[Index]);
pObj->ahDrawObj[Index] = hDrawObj;
BUTTON_Invalidate(hObj);
}
WM_UNLOCK();
}
}
/*********************************************************************
*
* BUTTON_Callback
*/
void BUTTON_Callback(WM_MESSAGE *pMsg) {
BUTTON_Handle hObj = pMsg->hWin;
BUTTON_Obj* pObj = BUTTON_H2P(hObj);
/* Let widget handle the standard messages */
if (WIDGET_HandleActive(hObj, pMsg) == 0) {
return;
}
switch (pMsg->MsgId) {
#if BUTTON_REACT_ON_LEVEL
case WM_PID_STATE_CHANGED:
_OnPidStateChange(hObj, pObj, pMsg);
return; /* Message handled. Do not call WM_DefaultProc, because the window may have been destroyed */
#endif
case WM_TOUCH:
_OnTouch(hObj, pObj, pMsg);
return; /* Message handled. Do not call WM_DefaultProc, because the window may have been destroyed */
case WM_PAINT:
GUI_DEBUG_LOG("BUTTON: _BUTTON_Callback(WM_PAINT)\n");
_Paint(pObj, hObj);
return;
case WM_DELETE:
GUI_DEBUG_LOG("BUTTON: _BUTTON_Callback(WM_DELETE)\n");
_Delete(pObj);
break; /* No return here ... WM_DefaultProc needs to be called */
#if 0 /* TBD: Button should react to space & Enter */
case WM_KEY:
{
int PressedCnt = ((WM_KEY_INFO*)(pMsg->Data.p))->PressedCnt;
int Key = ((WM_KEY_INFO*)(pMsg->Data.p))->Key;
if (PressedCnt > 0) { /* Key pressed? */
switch (Key) {
case ' ':
_ButtonPressed(hObj, pObj);
return;
}
} else {
switch (Key) {
case ' ':
_ButtonReleased(hObj, pObj, WM_NOTIFICATION_RELEASED);
return;
}
}
}
break;
#endif
}
WM_DefaultProc(pMsg);
}
void BUTTON_SetText(BUTTON_Handle hObj, const char* s) {
WM_LOCK();
if (hObj) {
BUTTON_Obj* pObj = BUTTON_H2P(hObj);
BUTTON_ASSERT_IS_VALID_PTR(pObj);
WM_FREEPTR(&pObj->hpText);
{
WM_HMEM hMem = WM_ALLOC(strlen(s)+1);
if (hMem) {
strcpy((char *) WM_HMEM2Ptr(hMem), s);
}
pObj->hpText = hMem;
}
BUTTON_Invalidate(hObj);
} else {
GUI_DEBUG_WARN("BUTTON_SetText: Invalid handle");
}
WM_UNLOCK();
}
/*********************************************************************
*
* BUTTON_CreateEx
*/
BUTTON_Handle BUTTON_CreateEx(int x0, int y0, int xsize, int ysize, WM_HWIN hParent, int WinFlags, int ExFlags, int Id) {
BUTTON_Handle hObj;
GUI_USE_PARA(ExFlags);
/* Create the window */
WM_LOCK();
hObj = WM_CreateWindowAsChild(x0, y0, xsize, ysize, hParent, WinFlags, BUTTON_Callback,
sizeof(BUTTON_Obj) - sizeof(WM_Obj));
if (hObj) {
BUTTON_Obj* pObj = BUTTON_H2P(hObj);
/* init widget specific variables */
WIDGET__Init(&pObj->Widget, Id, WIDGET_STATE_FOCUSSABLE);
/* init member variables */
BUTTON_INIT_ID(pObj);
pObj->Props = BUTTON__DefaultProps;
} else {
GUI_DEBUG_ERROROUT_IF(hObj==0, "BUTTON_Create failed")
}
WM_UNLOCK();
return hObj;
}
/*********************************************************************
*
* BUTTON_GetBitmap
*/
const GUI_BITMAP GUI_UNI_PTR * BUTTON_GetBitmap(BUTTON_Handle hObj,unsigned int Index) {
const GUI_BITMAP GUI_UNI_PTR * pBM;
pBM = NULL;
if (hObj) {
BUTTON_Obj * pObj;
WM_LOCK();
pObj = BUTTON_H2P(hObj);
if (Index <= GUI_COUNTOF(pObj->ahDrawObj)) {
WM_HMEM hDrawObj;
hDrawObj = pObj->ahDrawObj[Index];
if (hDrawObj) {
GUI_DRAW * pDrawObj;
pDrawObj = (GUI_DRAW *)GUI_ALLOC_h2p(hDrawObj);
pBM = (const GUI_BITMAP GUI_UNI_PTR *)pDrawObj->Data.pData;
}
}
WM_UNLOCK();
}
return pBM;
}
/*********************************************************************
*
* Callback
*/
static void _BUTTON_Callback(WM_MESSAGE *pMsg) {
BUTTON_Handle hObj = pMsg->hWin;
BUTTON_Obj* pObj = BUTTON_H2P(hObj);
/* Let widget handle the standard messages */
if (WIDGET_HandleActive(hObj, pMsg) == 0) {
return;
}
switch (pMsg->MsgId) {
case WM_TOUCH:
_OnTouch(hObj, pObj, pMsg);
break;
case WM_PAINT:
GUI_DEBUG_LOG("BUTTON: _BUTTON_Callback(WM_PAINT)\n");
_Paint(pObj);
return;
case WM_DELETE:
GUI_DEBUG_LOG("BUTTON: _BUTTON_Callback(WM_DELETE)\n");
_Delete(pObj);
break; /* No return here ... WM_DefaultProc needs to be called */
}
WM_DefaultProc(pMsg);
}
/*********************************************************************
*
* _OnPaint
*
* Purpose: Paints the owner drawn button
*/
static void _OnPaint(BUTTON_Handle hObj) {
int Index;
char ac[50];
GUI_RECT Rect;
BUTTON_Obj * pObj;
pObj = BUTTON_H2P(hObj);
Index = (WIDGET_GetState(hObj) & BUTTON_STATE_PRESSED) ? 1 : 0;
WM_GetClientRect(&Rect);
/* Draw filled ellipse with button background color */
GUI_SetColor(BUTTON_GetBkColor(hObj, Index));
GUI_FillEllipse(Rect.x1 / 2, Rect.y1 / 2, Rect.x1 / 2, Rect.y1 / 2);
/* Draw black shape */
GUI_SetColor(GUI_BLACK);
GUI_DrawEllipse(Rect.x1 / 2, Rect.y1 / 2, Rect.x1 / 2, Rect.y1 / 2);
/* Draw button text with widget attributes */
GUI_SetColor(BUTTON_GetTextColor(hObj, Index));
GUI_SetBkColor(BUTTON_GetBkColor(hObj, Index));
GUI_SetFont(BUTTON_GetFont(hObj));
BUTTON_GetText(hObj, ac, sizeof(ac));
if (_Pressed) {
strcpy(ac + strlen(ac), "\npressed");
}
GUI_DispStringInRect(ac, &Rect, GUI_TA_HCENTER | GUI_TA_VCENTER);
}
