Radio.c
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上传日期:2017-08-10
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文件大小:10k
- /*
- *********************************************************************************************************
- * uC/GUI
- * Universal graphic software for embedded applications
- *
- * (c) Copyright 2002, Micrium Inc., Weston, FL
- * (c) Copyright 2002, SEGGER Microcontroller Systeme GmbH
- *
- * 礐/GUI is protected by international copyright laws. Knowledge of the
- * source code may not be used to write a similar product. This file may
- * only be used in accordance with a license and should not be redistributed
- * in any way. We appreciate your understanding and fairness.
- *
- ----------------------------------------------------------------------
- File : RADIO.c
- Purpose : Template for new emWin GSC widgets
- ---------------------------END-OF-HEADER------------------------------
- */
- #include <stdlib.h>
- #include <string.h>
- #include "GUI_Private.H"
- #include "RADIO.h"
- #include "Widget.h"
- #if GUI_WINSUPPORT
- /*********************************************************************
- *
- * Private config defaults
- *
- **********************************************************************
- */
- /* Define colors */
- #ifndef RADIO_BKCOLOR0_DEFAULT
- #define RADIO_BKCOLOR0_DEFAULT 0xc0c0c0 /* Inactive color */
- #endif
- #ifndef RADIO_BKCOLOR1_DEFAULT
- #define RADIO_BKCOLOR1_DEFAULT GUI_WHITE /* Active color */
- #endif
- /*********************************************************************
- *
- * Object definition
- *
- **********************************************************************
- */
- typedef struct {
- WIDGET Widget;
- GUI_COLOR aBkColor[2];
- I16 Sel; /* current selection */
- I16 Spacing;
- I16 Height;
- I16 NumItems;
- #if GUI_DEBUG_LEVEL >1
- int DebugId;
- #endif
- } RADIO_Obj;
- /*********************************************************************
- *
- * Static data
- *
- **********************************************************************
- */
- static GUI_COLOR _aColor[] = {
- 0xC0C0C0,0x808080,0x000000,0xFFFFFF
- };
- /*********************************************************************
- *
- * Static const data
- *
- **********************************************************************
- */
- const GUI_LOGPALETTE PalRadio0 = {
- 4, /* number of entries */
- 0, /* No transparency */
- &_aColor[0]
- };
- const unsigned char acRadio0[] = {
- 0x00, 0x55, 0x00,
- 0x05, 0xAA, 0x50,
- 0x1A, 0xFF, 0xAC,
- 0x1B, 0xFF, 0xCC,
- 0x6F, 0xFF, 0xF3,
- 0x6F, 0xFF, 0xF3,
- 0x6F, 0xFF, 0xF3,
- 0x6F, 0xFF, 0xF3,
- 0x1B, 0xFF, 0xCC,
- 0x10, 0xFF, 0x0C,
- 0x0F, 0x00, 0xF0,
- 0x00, 0xFF, 0x00
- };
- const GUI_BITMAP _bmRadio0 = {
- 12, /* XSize */
- 12, /* YSize */
- 3, /* BytesPerLine */
- 2, /* BitsPerPixel */
- acRadio0, /* Pointer to picture data (indices) */
- &PalRadio0 /* Pointer to palette */
- };
- const GUI_COLOR ColorsCheck1[] = {
- 0xFFFFFF,0x000000
- };
- const GUI_LOGPALETTE PalCheck1 = {
- 2, /* number of entries */
- 1, /* No transparency */
- &ColorsCheck1[0]
- };
- const unsigned char acCheck1[] = {
- _XX_____,
- XXXX____,
- XXXX____,
- _XX_____
- };
- const GUI_BITMAP _bmCheck1 = {
- 4, /* XSize */
- 4, /* YSize */
- 1, /* BytesPerLine */
- 1, /* BitsPerPixel */
- acCheck1, /* Pointer to picture data (indices) */
- &PalCheck1 /* Pointer to palette */
- };
- /*********************************************************************
- *
- * Macros for internal use
- *
- **********************************************************************
- */
- #define RADIO_ID 0x4544 /* Magic numer, should be unique if possible */
- #define RADIO_H2P(h) (RADIO_Obj*) WM_H2P(h)
- #ifdef _DEBUG
- #define RADIO_ASSERT_IS_VALID_PTR(p) DEBUG_ERROROUT_IF(p->DebugId != RADIO_ID, "xxx.c: Wrong handle type or Object not init'ed")
- #define RADIO_INIT_ID(p) p->DebugId = RADIO_ID
- #define RADIO_DEINIT_ID(p) p->DebugId = RADIO_ID+1
- #else
- #define RADIO_ASSERT_IS_VALID_PTR(p)
- #define RADIO_INIT_ID(p)
- #define RADIO_DEINIT_ID(p)
- #endif
- /*********************************************************************
- *
- * Static routines
- *
- **********************************************************************
- */
- /*********************************************************************
- *
- * _Paint
- */
- static void _Paint(RADIO_Handle hObj, RADIO_Obj* pObj) {
- int IsEnabled;
- int i;
- IsEnabled = WIDGET__IsEnabled(&pObj->Widget);
- /* Clear inside ... Just in case */
- /* Fill with parents background color */
- GUI_SetBkColor(WIDGET__GetBkColor(hObj));
- GUI_Clear();
- for (i = 0; i < pObj->NumItems; i++) {
- int y = i* pObj->Spacing;
- _aColor[3] = pObj->aBkColor[IsEnabled];
- GUI_DrawBitmap(&_bmRadio0, 2, 2 + y);
- if (pObj->Sel == i) {
- GUI_DrawBitmap(&_bmCheck1, 6, 6 + y);
- }
- }
- if (pObj->Widget.State & WIDGET_STATE_FOCUS) {
- GUI_RECT r;
- WIDGET__GetClientRect(&pObj->Widget, &r);
- GUI_SetColor(GUI_BLACK);
- WIDGET__DrawFocusRect(&pObj->Widget, &r, 0);
- }
- }
- /*********************************************************************
- *
- * _OnTouch
- */
- static void _OnTouch(RADIO_Handle hObj, RADIO_Obj* pObj, WM_MESSAGE*pMsg) {
- int Notification;
- int Hit = 0;
- GUI_TOUCH_tState* pState = (GUI_TOUCH_tState*)pMsg->Data.p;
- if (pMsg->Data.p) { /* Something happened in our area (pressed or released) */
- if (pState->Pressed) {
- int y = pState->y;
- int Sel = y / pObj->Spacing;
- y -= Sel * pObj->Spacing;
- if (pObj->Widget.State & WIDGET_STATE_ENABLED) {
- if (y < pObj->Height) {
- RADIO_SetValue(hObj, Sel);
- }
- WM_Invalidate(hObj);
- Notification = WM_NOTIFICATION_CLICKED;
- WM_SetFocus(hObj);
- }
- } else {
- Hit =1;
- Notification = WM_NOTIFICATION_RELEASED;
- }
- } else {
- Notification = WM_NOTIFICATION_MOVED_OUT;
- }
- WM_NotifyParent(hObj, Notification);
- if (Hit == 1) {
- GUI_DEBUG_LOG("RADIO: Hitn");
- GUI_StoreKey(pObj->Widget.Id);
- }
- }
- /*********************************************************************
- *
- * _OnKey
- */
- static void _OnKey(RADIO_Handle hObj, WM_MESSAGE*pMsg) {
- WM_KEY_INFO* pKeyInfo;
- int Key;
- pKeyInfo = (WM_KEY_INFO*)(pMsg->Data.p);
- Key = pKeyInfo->Key;
- if (pKeyInfo->PressedCnt > 0) {
- switch (Key) {
- case GUI_KEY_RIGHT:
- case GUI_KEY_DOWN:
- RADIO_Inc(hObj);
- break; /* Send to parent by not doing anything */
- case GUI_KEY_LEFT:
- case GUI_KEY_UP:
- RADIO_Dec(hObj);
- break; /* Send to parent by not doing anything */
- default:
- return;
- }
- }
- }
- /*********************************************************************
- *
- * _Callback
- */
- static void _RADIO_Callback (WM_MESSAGE *pMsg) {
- RADIO_Handle hObj;
- RADIO_Obj* pObj;
- hObj = pMsg->hWin;
- pObj = RADIO_H2P(hObj);
- /* Let widget handle the standard messages */
- if (WIDGET_HandleActive(hObj, pMsg) == 0) {
- return;
- }
- switch (pMsg->MsgId) {
- case WM_PAINT:
- GUI_DEBUG_LOG("RADIO: _Callback(WM_PAINT)n");
- _Paint(hObj, pObj);
- return;
- case WM_TOUCH:
- _OnTouch(hObj, pObj, pMsg);
- break;
- case WM_KEY:
- _OnKey(hObj, pMsg);
- break;
- }
- WM_DefaultProc(pMsg);
- }
- /*********************************************************************
- *
- * Exported routines: Create
- *
- **********************************************************************
- */
- /* Note: the parameters to a create function may vary.
- Some widgets may have multiple create functions */
- RADIO_Handle RADIO_Create (int x0, int y0, int xsize, int ysize, WM_HWIN hParent, int Id, int Flags, unsigned Para) {
- RADIO_Handle hObj;
- unsigned NumItems;
- unsigned Spacing;
- int Height = 15;
- /* Create the window */
- WM_LOCK();
- /* Calculate helper variables */
- Spacing = (Para >> 8) & 255;
- if (Spacing == 0) {
- Spacing = 20;
- }
- NumItems = Para & 255;
- if (NumItems == 0) {
- NumItems = 2;
- }
- if (ysize == 0) {
- ysize = Height + ((NumItems-1) * Spacing);
- }
- hObj = WM_CreateWindowAsChild(x0, y0, xsize, ysize, hParent,
- Flags, _RADIO_Callback, sizeof(RADIO_Obj)-sizeof(WM_Obj));
- if (hObj) {
- RADIO_Obj* pObj = RADIO_H2P(hObj);
- /* init widget specific variables */
- WIDGET__Init(&pObj->Widget, WIDGET_STATE_FOCUSSABLE | WIDGET_STATE_ENABLED);
- pObj->Widget.Id = Id;
- /* init member variables */
- RADIO_INIT_ID(pObj);
- pObj->aBkColor[0] = RADIO_BKCOLOR0_DEFAULT;
- pObj->aBkColor[1] = RADIO_BKCOLOR1_DEFAULT;
- pObj->NumItems = NumItems;
- pObj->Spacing = Spacing;
- pObj->Height = Height;
- } else {
- GUI_DEBUG_ERROROUT_IF(hObj==0, "RADIO_Create failed")
- }
- WM_UNLOCK();
- return hObj;
- }
- RADIO_Handle RADIO_CreateIndirect(const GUI_WIDGET_CREATE_INFO* pCreateInfo, WM_HWIN hWinParent, int x0, int y0, WM_CALLBACK* cb) {
- RADIO_Handle hThis;
- GUI_USE_PARA(cb);
- hThis = RADIO_Create(pCreateInfo->x0 + x0, pCreateInfo->y0 + y0, 16, 0,
- hWinParent, pCreateInfo->Id, pCreateInfo->Flags, pCreateInfo->Para);
- return hThis;
- }
- /*********************************************************************
- *
- * Exported routines: Various methods
- *
- **********************************************************************
- */
- void RADIO_AddValue(RADIO_Handle hObj, int Add) {
- RADIO_Obj* pObj;
- if (hObj) {
- WM_LOCK();
- pObj = RADIO_H2P(hObj);
- RADIO_SetValue(hObj, pObj->Sel + Add);
- WM_UNLOCK();
- }
- }
- void RADIO_Dec(RADIO_Handle hObj) { RADIO_AddValue(hObj, -1); }
- void RADIO_Inc(RADIO_Handle hObj) { RADIO_AddValue(hObj, 1); }
- void RADIO_SetValue(RADIO_Handle hObj, int v) {
- RADIO_Obj* pObj;
- int Max;
- if (hObj) {
- WM_LOCK();
- pObj = RADIO_H2P(hObj);
- Max = pObj->NumItems - 1;
- if (Max < 0)
- Max =0;
- /* Put in min/max range */
- if (v < 0) {
- v = 0;
- }
- if (v > Max) {
- v = Max;
- }
- if (pObj->Sel != v) {
- pObj->Sel = v;
- WM_InvalidateWindow(hObj);
- WM_NotifyParent(hObj, WM_NOTIFICATION_VALUE_CHANGED);
- }
- WM_UNLOCK();
- }
- }
- /*********************************************************************
- *
- * Exported routines: Query state
- *
- **********************************************************************
- */
- int RADIO_GetValue(RADIO_Handle hObj) {
- int r = 0;
- RADIO_Obj* pObj;
- if (hObj) {
- WM_LOCK();
- pObj = RADIO_H2P(hObj);
- r = pObj->Sel;
- WM_UNLOCK();
- }
- return r;
- }
- #endif /* #if GUI_WINSUPPORT */