?? framewin.c
字號:
if (pState) { /* Message may not have a valid pointer (moved out) ! */
if (pState->Pressed) {
WM_SetFocus(hWin);
}
}
}
break;
case WM_NOTIFY_CHILD_HAS_FOCUS:
_OnChildHasFocus(hWin, pObj, pMsg);
break;
case WM_DELETE:
GUI_DEBUG_LOG("FRAMEWIN: _FRAMEWIN_Callback(WM_DELETE)\n");
GUI_ALLOC_FreePtr(&pObj->hText);
break;
}
/* Let widget handle the standard messages */
if (WIDGET_HandleActive(hWin, pMsg) == 0) {
return;
}
WM_DefaultProc(pMsg);
}
/*********************************************************************
*
* Client Callback
*/
static void FRAMEWIN__cbClient(WM_MESSAGE* pMsg) {
WM_HWIN hWin = pMsg->hWin;
WM_HWIN hParent = WM_GetParent(pMsg->hWin);
FRAMEWIN_Obj* pObj = FRAMEWIN_H2P(hParent);
WM_CALLBACK* cb = pObj->cb;
switch (pMsg->MsgId) {
case WM_PAINT:
if (pObj->Props.ClientColor != GUI_INVALID_COLOR) {
LCD_SetBkColor(pObj->Props.ClientColor);
GUI_Clear();
}
/* Give the user callback a chance to draw.
* Note that we can not run into the bottom part, as this passes the parents handle
*/
if (cb) {
WM_MESSAGE Msg;
Msg = *pMsg;
Msg.hWin = hWin;
(*cb)(&Msg);
}
return;
case WM_SET_FOCUS:
if (pMsg->Data.v) { /* Focus received */
if (pObj->hFocussedChild && (pObj->hFocussedChild != hWin)) {
WM_SetFocus(pObj->hFocussedChild);
} else {
pObj->hFocussedChild = WM_SetFocusOnNextChild(hWin);
}
pMsg->Data.v = 0; /* Focus change accepted */
}
return;
case WM_GET_ACCEPT_FOCUS:
WIDGET_HandleActive(hParent, pMsg);
return;
case WM_KEY:
if (((const WM_KEY_INFO*)(pMsg->Data.p))->PressedCnt > 0) {
int Key = ((const WM_KEY_INFO*)(pMsg->Data.p))->Key;
switch (Key) {
case GUI_KEY_TAB:
pObj->hFocussedChild = WM_SetFocusOnNextChild(hWin);
return;
}
}
break; /* Send to parent by not doing anything */
case WM_GET_BKCOLOR:
pMsg->Data.Color = pObj->Props.ClientColor;
return; /* Message handled */
case WM_GET_INSIDE_RECT: /* This should not be passed to parent ... (We do not want parents coordinates)*/
case WM_GET_ID: /* This should not be passed to parent ... (Possible recursion problem)*/
case WM_GET_CLIENT_WINDOW: /* return handle to client window. For most windows, there is no seperate client window, so it is the same handle */
WM_DefaultProc(pMsg);
return; /* We are done ! */
}
/* Call user callback. Note that the user callback gets the handle of the Framewindow itself, NOT the Client. */
if (cb) {
pMsg->hWin = hParent;
(*cb)(pMsg);
} else {
WM_DefaultProc(pMsg);
}
}
/*********************************************************************
*
* Exported module-internal routines:
*
**********************************************************************
*/
/*********************************************************************
*
* FRAMEWIN__CalcTitleHeight
*/
int FRAMEWIN__CalcTitleHeight(FRAMEWIN_Obj* pObj) {
int r = 0;
if (pObj->Widget.State & FRAMEWIN_SF_TITLEVIS) {
r = pObj->Props.TitleHeight;
if (r == 0) {
r = 2 + GUI_GetYSizeOfFont(pObj->Props.pFont);
}
}
return r;
}
/*********************************************************************
*
* FRAMEWIN__CalcPositions
*/
void FRAMEWIN__CalcPositions(FRAMEWIN_Obj* pObj, POSITIONS* pPos) {
WM_HWIN hChild;
WM_Obj* pChild;
int TitleHeight;
int MenuHeight = 0;
int IBorderSize = 0;
int BorderSize;
int xsize, ysize;
int x0, x1, y0;
BorderSize = pObj->Props.BorderSize;
xsize = WM__GetWindowSizeX(&pObj->Widget.Win);
ysize = WM__GetWindowSizeY(&pObj->Widget.Win);
if (pObj->Widget.State & FRAMEWIN_SF_TITLEVIS) {
IBorderSize = pObj->Props.IBorderSize;
}
TitleHeight = FRAMEWIN__CalcTitleHeight(pObj);
if (pObj->hMenu) {
MenuHeight = WM_GetWindowSizeY(pObj->hMenu);
}
pPos->TitleHeight = TitleHeight;
pPos->MenuHeight = MenuHeight;
/* Set object properties accordingly */
pPos->rClient.x0 = BorderSize;
pPos->rClient.x1 = xsize - BorderSize - 1;
pPos->rClient.y0 = BorderSize + IBorderSize + TitleHeight + MenuHeight;
pPos->rClient.y1 = ysize - BorderSize - 1;
/* Calculate title rect */
pPos->rTitleText.x0 = BorderSize;
pPos->rTitleText.x1 = xsize - BorderSize - 1;
pPos->rTitleText.y0 = BorderSize;
pPos->rTitleText.y1 = BorderSize + TitleHeight - 1;
/* Iterate over all children */
for (hChild = pObj->Widget.Win.hFirstChild; hChild; hChild = pChild->hNext) {
pChild = WM_H2P(hChild);
x0 = pChild->Rect.x0 - pObj->Widget.Win.Rect.x0;
x1 = pChild->Rect.x1 - pObj->Widget.Win.Rect.x0;
y0 = pChild->Rect.y0 - pObj->Widget.Win.Rect.y0;
if (y0 == BorderSize) {
if (pChild->Status & WM_SF_ANCHOR_RIGHT) {
if (x0 <= pPos->rTitleText.x1) {
pPos->rTitleText.x1 = x0 - 1;
}
} else {
if (x1 >= pPos->rTitleText.x0) {
pPos->rTitleText.x0 = x1 + 1;
}
}
}
}
}
/*********************************************************************
*
* FRAMEWIN__UpdatePositions
*/
void FRAMEWIN__UpdatePositions(FRAMEWIN_Obj* pObj) {
/* Move client window accordingly */
if (pObj->hClient || pObj->hMenu) {
POSITIONS Pos;
FRAMEWIN__CalcPositions(pObj, &Pos);
if (pObj->hClient) {
WM_MoveChildTo(pObj->hClient, Pos.rClient.x0, Pos.rClient.y0);
WM_SetSize(pObj->hClient,
Pos.rClient.x1 - Pos.rClient.x0 + 1,
Pos.rClient.y1 - Pos.rClient.y0 + 1);
}
if (pObj->hMenu) {
WM_MoveChildTo(pObj->hMenu, Pos.rClient.x0, Pos.rClient.y0 - Pos.MenuHeight);
}
}
}
/*********************************************************************
*
* Exported API routines: Create
*
**********************************************************************
*/
/*********************************************************************
*
* FRAMEWIN_CreateEx
*/
FRAMEWIN_Handle FRAMEWIN_CreateEx(int x0, int y0, int xsize, int ysize, WM_HWIN hParent,
int WinFlags, int ExFlags, int Id, const char* pTitle, WM_CALLBACK* cb)
{
FRAMEWIN_Handle hObj;
/* Create the window */
WinFlags |= WM_CF_LATE_CLIP; /* Always use late clipping since widget is optimized for it. */
hObj = WM_CreateWindowAsChild(x0, y0, xsize, ysize, hParent, WinFlags, _FRAMEWIN_Callback,
sizeof(FRAMEWIN_Obj) - sizeof(WM_Obj));
if (hObj) {
FRAMEWIN_Obj* pObj;
POSITIONS Pos;
GUI_LOCK();
pObj = FRAMEWIN_H2P(hObj);
/* init widget specific variables */
WIDGET__Init(&pObj->Widget, Id, WIDGET_STATE_FOCUSSABLE | FRAMEWIN_SF_TITLEVIS);
/* init member variables */
pObj->Props = FRAMEWIN__DefaultProps;
pObj->TextAlign = GUI_TA_LEFT;
pObj->cb = cb;
pObj->Flags = ExFlags;
pObj->hFocussedChild = 0;
pObj->hMenu = 0;
pObj->pFirstHook = NULL;
FRAMEWIN__CalcPositions(pObj, &Pos);
pObj->hClient = WM_CreateWindowAsChild(Pos.rClient.x0,Pos.rClient.y0,
Pos.rClient.x1 - Pos.rClient.x0 +1,
Pos.rClient.y1 - Pos.rClient.y0 +1,
hObj,
WM_CF_ANCHOR_RIGHT | WM_CF_ANCHOR_LEFT | WM_CF_ANCHOR_TOP | WM_CF_ANCHOR_BOTTOM | WM_CF_SHOW | WM_CF_LATE_CLIP,
FRAMEWIN__cbClient, 0);
/* Normally we disable memory devices for the frame window:
* The frame window does not flicker, and not using memory devices is usually faster.
* You can still use memory by explicitly specifying the flag
*/
if ((WinFlags & (WM_CF_MEMDEV | (WM_CF_MEMDEV_ON_REDRAW))) == 0) {
WM_DisableMemdev(hObj);
}
FRAMEWIN_SetText(hObj, pTitle);
GUI_UNLOCK();
}
return hObj;
}
/*********************************************************************
*
* Exported routines: Set Properties
*
**********************************************************************
*/
/*********************************************************************
*
* FRAMEWIN_SetText
*/
void FRAMEWIN_SetText(FRAMEWIN_Handle hObj, const char* s) {
if (hObj) {
FRAMEWIN_Obj* pObj;
GUI_LOCK();
pObj = FRAMEWIN_H2P(hObj);
if (GUI__SetText(&pObj->hText, s)) {
FRAMEWIN_Invalidate(hObj);
}
GUI_UNLOCK();
}
}
/*********************************************************************
*
* FRAMEWIN_SetTextAlign
*/
void FRAMEWIN_SetTextAlign(FRAMEWIN_Handle hObj, int Align) {
if (hObj) {
FRAMEWIN_Obj* pObj;
GUI_LOCK();
pObj = FRAMEWIN_H2P(hObj);
if (pObj->TextAlign != Align) {
pObj->TextAlign = Align;
FRAMEWIN_Invalidate(hObj);
}
GUI_UNLOCK();
}
}
/*********************************************************************
*
* FRAMEWIN_SetMoveable
*/
void FRAMEWIN_SetMoveable(FRAMEWIN_Handle hObj, int State) {
if (hObj) {
FRAMEWIN_Obj* pObj;
GUI_LOCK();
pObj = FRAMEWIN_H2P(hObj);
if (State) {
pObj->Flags |= FRAMEWIN_CF_MOVEABLE;
} else {
pObj->Flags &= ~FRAMEWIN_CF_MOVEABLE;
}
GUI_UNLOCK();
}
}
/*********************************************************************
*
* FRAMEWIN_SetActive
*/
void FRAMEWIN_SetActive(FRAMEWIN_Handle hObj, int State) {
if (hObj) {
WM_LOCK();
_SetActive(hObj, State);
WM_UNLOCK();
}
}
#else
void WIDGET_FrameWin(void) {} /* avoid empty object files */
#endif /* GUI_WINSUPPORT */
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