/*********************************************************************
*
* _DROPDOWN_Callback
*/
static void _DROPDOWN_Callback (WM_MESSAGE*pMsg) {
DROPDOWN_Handle hObj = pMsg->hWin;
DROPDOWN_Obj* pObj = DROPDOWN_H2P(hObj);
char IsExpandedBeforeMsg;
IsExpandedBeforeMsg = pObj->hListWin ? 1 : 0;
/* Let widget handle the standard messages */
if (WIDGET_HandleActive(hObj, pMsg) == 0) {
return;
}
switch (pMsg->MsgId) {
case WM_NOTIFY_PARENT:
switch (pMsg->Data.v) {
case WM_NOTIFICATION_SCROLL_CHANGED:
WM_NotifyParent(hObj, WM_NOTIFICATION_SCROLL_CHANGED);
break;
case WM_NOTIFICATION_CLICKED:
DROPDOWN_SetSel(hObj, LISTBOX_GetSel(pObj->hListWin));
WM_SetFocus(hObj);
break;
case LISTBOX_NOTIFICATION_LOST_FOCUS:
DROPDOWN_Collapse(hObj);
break;
}
break;
case WM_PID_STATE_CHANGED:
if (IsExpandedBeforeMsg == 0) { /* Make sure we do not react a second time */
const WM_PID_STATE_CHANGED_INFO * pInfo = (const WM_PID_STATE_CHANGED_INFO*)pMsg->Data.p;
if (pInfo->State) {
DROPDOWN_Expand(hObj);
}
}
break;
case WM_TOUCH:
if (_OnTouch(hObj, pMsg) == 0) {
return;
}
break;
case WM_PAINT:
_Paint(hObj);
break;
case WM_DELETE:
_FreeAttached(pObj);
break; /* No return here ... WM_DefaultProc needs to be called */
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:
break; /* Send to parent by not doing anything */
default:
DROPDOWN_AddKey(hObj, Key);
return;
}
}
break;
}
WM_DefaultProc(pMsg);
}
/*********************************************************************
*
* DROPDOWN_SetFont
*/
void DROPDOWN_SetFont(DROPDOWN_Handle hObj, const GUI_FONT GUI_UNI_PTR * pfont) {
int OldHeight;
DROPDOWN_Obj* pObj;
if (hObj) {
WM_LOCK();
pObj = DROPDOWN_H2P(hObj);
ASSERT_IS_VALID_PTR(pObj);
OldHeight = GUI_GetYDistOfFont(pObj->Props.pFont);
pObj->Props.pFont = pfont;
DROPDOWN__AdjustHeight(hObj, pObj);
DROPDOWN_Invalidate(hObj);
if (pObj->hListWin) {
if (OldHeight != GUI_GetYDistOfFont(pObj->Props.pFont)) {
DROPDOWN_Collapse(hObj);
DROPDOWN_Expand(hObj);
}
LISTBOX_SetFont(pObj->hListWin, pfont);
}
WM_UNLOCK();
}
}
/*******************************************************************
*
* _ShowSeveralFunctions
*/
static void _ShowSeveralFunctions(DROPDOWN_Handle hDropDown) {
int NumEntries, i, Key = 0, Cnt = 15;
char ac[] = "-- sec to play with dropdown control";
/* Set focus */
GUI_DispStringAtCEOL("WM_SetFocus", 5, 55);
GUI_Delay(SPEED * 0.9);
WM_SetFocus(hDropDown);
GUI_Delay(SPEED * 0.7);
/* Add strings */
GUI_DispStringAtCEOL("DROPDOWN_AddString", 5, 55);
GUI_Delay(SPEED * 0.8);
DROPDOWN_AddString(hDropDown, "English");
DROPDOWN_AddString(hDropDown, "Deutsch");
DROPDOWN_AddString(hDropDown, "Fran鏰is");
DROPDOWN_AddString(hDropDown, "Japanese");
DROPDOWN_AddString(hDropDown, "Italiano");
DROPDOWN_AddString(hDropDown, "Espa駉l");
DROPDOWN_AddString(hDropDown, "Other language ...");
GUI_Delay(SPEED * 0.6);
/* Increment selection */
GUI_DispStringAtCEOL("DROPDOWN_IncSel", 5, 55);
GUI_Delay(SPEED);
NumEntries = DROPDOWN_GetNumItems(hDropDown);
for (i = 0; i < (NumEntries - 2); i++) {
DROPDOWN_IncSel(hDropDown);
GUI_Delay(SPEED / 6);
}
GUI_Delay(SPEED / 4);
/* Expand dropdown */
GUI_DispStringAtCEOL("DROPDOWN_Expand", 5, 55);
GUI_Delay(SPEED);
DROPDOWN_Expand(hDropDown);
GUI_Delay(SPEED * 0.75);
/* Add scrollbar */
GUI_DispStringAtCEOL("DROPDOWN_SetAutoScroll", 5, 55);
GUI_Delay(SPEED);
DROPDOWN_SetAutoScroll(hDropDown, 1);
GUI_Delay(SPEED * 0.75);
/* Set font */
GUI_DispStringAtCEOL("DROPDOWN_SetFont", 5, 55);
GUI_Delay(SPEED);
DROPDOWN_SetFont(hDropDown, &GUI_Font16B_1);
GUI_Delay(SPEED * 0.75);
/* Set text color */
GUI_DispStringAtCEOL("DROPDOWN_SetTextColor", 5, 55);
GUI_Delay(SPEED);
DROPDOWN_SetTextColor(hDropDown, 0, 0x00BB00);
DROPDOWN_SetTextColor(hDropDown, 2, GUI_BLACK);
GUI_Delay(SPEED * 0.75);
/* Set background color */
GUI_DispStringAtCEOL("DROPDOWN_SetBkColor", 5, 55);
GUI_Delay(SPEED);
DROPDOWN_SetBkColor(hDropDown, 0, GUI_YELLOW);
DROPDOWN_SetBkColor(hDropDown, 2, GUI_RED);
GUI_Delay(SPEED * 0.75);
/* Delete item */
GUI_DispStringAtCEOL("DROPDOWN_DeleteItem", 5, 55);
GUI_Delay(SPEED);
DROPDOWN_DeleteItem(hDropDown, 5);
GUI_Delay(SPEED * 0.75);
/* Collapse dropdown */
GUI_DispStringAtCEOL("DROPDOWN_Collapse", 5, 55);
GUI_Delay(SPEED);
DROPDOWN_Collapse(hDropDown);
GUI_Delay(SPEED * 0.75);
/* Decrement selection */
GUI_DispStringAtCEOL("DROPDOWN_DecSel", 5, 55);
GUI_Delay(SPEED);
NumEntries = DROPDOWN_GetNumItems(hDropDown);
for (i = 0; i < (NumEntries - 2); i++) {
DROPDOWN_DecSel(hDropDown);
GUI_Delay(SPEED / 6);
}
GUI_Delay(SPEED / 4);
/* Let user play with dropdown control */
GUI_DispStringAtCEOL("", 5, 55);
while (!Key && (Cnt > 0)) {
ac[0] = '0' + (Cnt / 10);
ac[1] = '0' + (Cnt-- % 10);
GUI_DispStringAtCEOL(ac, 5, 40);
GUI_Delay(1000);
Key = GUI_GetKey();
}
/* Delete dropdown widget */
GUI_DispStringAtCEOL("DROPDOWN_Delete", 5, 55);
GUI_Delay(SPEED * 1.1);
DROPDOWN_Delete(hDropDown);
GUI_Delay(SPEED * 0.75);
}
/*********************************************************************
*
* MainTask
*/
void MainTask(void) {
WM_HWIN hScrollbar, hDlgOptions;
GUI_RECT RectDlg, RectClient;
int Cnt = 0, IndexEffect = 0, ButtonState = 0, DropdownState = 0;
int ProgbarValue = 0, ProgbarInc = 1;
int SliderValue = 0, SliderInc = 1;
int ScrollbarValue = 0, ScrollbarInc = 1;
int ListViewInc = 1;
int ListBoxInc = 1;
int MultiEditInc = 1;
int Vz = 1;
const WIDGET_EFFECT * _apEffect[] = {&WIDGET_Effect_3D, /* Array of effects */
&WIDGET_Effect_Simple,
&WIDGET_Effect_None};
const char * _apEffects[] = {"Widget effect: 3D", "Widget effect: Simple", "Widget effect: None"};
GUI_Init();
GUI_CURSOR_Show();
WM_SetCallback(WM_HBKWIN, _cbBkWindow);
WM_SetCreateFlags(WM_CF_MEMDEV); /* Use memory devices on all windows to avoid flicker */
WM_EnableMemdev(WM_HBKWIN); /* Enable use of memory devices for desktop windows */
/* Create framewindow and set its properties */
_hFrameWin = FRAMEWIN_CreateEx(0, 0, 640, 480, 0, WM_CF_SHOW, 0, 0, "", &_cbCallbackFramewin);
FRAMEWIN_SetMoveable(_hFrameWin, 1);
FRAMEWIN_SetText(_hFrameWin, _apEffects[0]);
FRAMEWIN_SetFont(_hFrameWin, &GUI_Font13B_ASCII);
/* Create main dialog window as child from framewindows client window */
_hDlg = GUI_CreateDialogBox(_aDlgWidgets,
GUI_COUNTOF(_aDlgWidgets),
&_cbCallbackWidgets,
WM_GetClientWindow(_hFrameWin), 0, 0);
/* Attach scrollbar to framewindows client window and set its properties */
hScrollbar = SCROLLBAR_CreateAttached(WM_GetClientWindow(_hFrameWin), 0);
WM_GetWindowRectEx(_hDlg, &RectDlg);
WM_GetClientRectEx(WM_GetClientWindow(_hFrameWin), &RectClient);
SCROLLBAR_SetNumItems(hScrollbar, RectDlg.x1);
SCROLLBAR_SetPageSize(hScrollbar, RectClient.x1);
/* Create options dialog with 'stay on top' and 'moveable' attribute */
hDlgOptions = GUI_CreateDialogBox(_aDlgOptions,
GUI_COUNTOF(_aDlgOptions),
&_cbCallbackOptions,
WM_HBKWIN, 0, 0);
FRAMEWIN_SetMoveable(hDlgOptions, 1);
WM_SetStayOnTop(hDlgOptions, 1);
/* Main loop for modifying the widgets */
while (1) {
if (_AutoMode) {
Cnt++;
/* Modify progbar */
if ((Cnt % 2) == 0) {
ProgbarValue += ProgbarInc;
if ((ProgbarValue == 110) || (ProgbarValue == -10)) {
ProgbarInc *= -1;
}
PROGBAR_SetValue(_ahWin[PROGBAR0], ProgbarValue);
}
/* Modify slider */
if ((Cnt % 2) == 0) {
int j;
SliderValue += SliderInc;
if ((SliderValue == 100) || (SliderValue == 0)) {
SliderInc *= -1;
}
for (j = 0; j < 3; j++) {
SLIDER_SetValue(_ahWin[SLIDER0 + j], SliderValue);
}
}
/* Modify scrollbar */
if ((Cnt % 3) == 0) {
int j;
ScrollbarValue += ScrollbarInc;
if ((ScrollbarValue == 90) || (ScrollbarValue == 0)) {
ScrollbarInc *= -1;
}
for (j = 0; j < 3; j++) {
SCROLLBAR_SetValue(_ahWin[SCROLLBAR0 + j], ScrollbarValue);
}
}
/* Modify multipage */
if ((Cnt % 120) == 0) {
MULTIPAGE_SelectPage(_ahWin[MULTIPAGE0], MULTIPAGE_GetSelection(_ahWin[MULTIPAGE0]) ^ 1);
}
/* Modify dropdown */
if ((Cnt % 120) == 0) {
DropdownState ^= 1;
if (DropdownState) {
DROPDOWN_Expand(_ahWin[DROPDOWN0]);
} else {
DROPDOWN_Collapse(_ahWin[DROPDOWN0]);
}
}
/* Modify button */
if ((Cnt % 40) == 0) {
ButtonState ^= 1;
BUTTON_SetPressed(_ahWin[BUTTON0], ButtonState);
}
/* Modify listbox */
if ((Cnt % 30) == 0) {
int Sel;
Sel = LISTBOX_GetSel(_ahWin[LISTBOX0]);
if (Sel < 0) {
Sel = 0;
}
LISTBOX_SetSel(_ahWin[LISTBOX0], Sel + ListBoxInc);
Sel = LISTBOX_GetSel(_ahWin[LISTBOX0]);
if ((Sel == (int)LISTBOX_GetNumItems(_ahWin[LISTBOX0]) - 1) || (Sel == 0)) {
ListBoxInc *= -1;
}
}
/* Modify listview */
if ((Cnt % 50) == 0) {
int Sel;
Sel = LISTVIEW_GetSel(_ahWin[LISTVIEW0]);
if (Sel < 0) {
Sel = 0;
}
LISTVIEW_SetSel(_ahWin[LISTVIEW0], Sel + ListViewInc);
Sel = LISTVIEW_GetSel(_ahWin[LISTVIEW0]);
if ((Sel == (int)LISTVIEW_GetNumRows(_ahWin[LISTVIEW0]) - 1) || (Sel == 0)) {
ListViewInc *= -1;
}
}
/* Modify multiedit */
if ((Cnt % 5) == 0) {
int Sel, Len;
char acBuffer[100];
MULTIEDIT_SetCursorOffset(_ahWin[MULTIEDIT0], MULTIEDIT_GetCursorCharPos(_ahWin[MULTIEDIT0]) + MultiEditInc);
MULTIEDIT_GetText(_ahWin[MULTIEDIT0], acBuffer, sizeof(acBuffer));
Sel = MULTIEDIT_GetCursorCharPos(_ahWin[MULTIEDIT0]);
Len = strlen(acBuffer);
if ((Sel == (Len - 1)) || (Sel == 0)) {
MultiEditInc *= -1;
}
if (!DropdownState) {
WM_SetFocus(_ahWin[MULTIEDIT0]);
}
}
/* Modify graph */
_AddValues(_ahWin[GRAPH0], 95);
/* Move window */
if ((Cnt % 1200) == 0) {
int Inc;
WM_HWIN hScroll;
WM_SCROLL_STATE ScrollState;
hScroll = WM_GetScrollbarH(WM_GetClientWindow(_hFrameWin));
WM_GetScrollState(hScroll, &ScrollState);
Inc = (ScrollState.NumItems - ScrollState.PageSize) / 2;
ScrollState.v += Inc * Vz;
if ((ScrollState.v >= Inc * 2) || (ScrollState.v <= 0)) {
Vz *= -1;
}
SCROLLBAR_SetValue(hScroll, ScrollState.v);
}
/* Change effect */
if ((Cnt % 400) == 0) {
int Index;
WM_HWIN hWin;
IndexEffect++;
Index = IndexEffect % GUI_COUNTOF(_apEffect);
_SetEffect(Index);
hWin = WM_GetDialogItem(hDlgOptions, GUI_ID_RADIO0);
RADIO_SetValue(hWin, Index);
}
}
/* Wait a while */
GUI_Delay(10);
}
}
