radio button

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    • radio button

      Hi,

      I want to display radio button of two options, in that two options I want only one to be highlighted that is even if I touch other one it should not be selected. Please do help asap.

      Regards,
      Saieesh.

    • Hi,

      Like this?

      C Source Code

      1. #include "DIALOG.h"
      3. /*********************************************************************
      4. *
      5. * Static code
      6. *
      7. **********************************************************************
      8. */
      9. /*********************************************************************
      10. *
      11. * _cbBk
      12. */
      13. static void _cbBk(WM_MESSAGE * pMsg) {
      14. WM_HWIN hItem;
      15. int NCode;
      16. int Id;
      17. GUI_RECT Rect;
      18. int Selection;
      19. char acBuffer[32];
      21. switch (pMsg->MsgId) {
      22. case WM_PAINT:
      23. GUI_SetBkColor(GUI_LIGHTGRAY);
      24. GUI_Clear();
      25. Rect.x0 = 0;
      26. Rect.y0 = 0;
      27. Rect.x1 = LCD_GetXSize() - 1;
      28. Rect.y1 = LCD_GetYSize() - 1;
      29. hItem = WM_GetDialogItem(pMsg->hWin, GUI_ID_RADIO0);
      30. Selection = RADIO_GetValue(hItem);
      31. RADIO_GetText(hItem, Selection, acBuffer, sizeof(acBuffer));
      32. GUI_SetColor(GUI_BLACK);
      33. GUI_DispStringInRect(acBuffer, &Rect, GUI_TA_HCENTER | GUI_TA_VCENTER);
      34. break;
      35. case WM_NOTIFY_PARENT:
      36. NCode = pMsg->Data.v;
      37. Id = WM_GetId(pMsg->hWinSrc);
      38. switch (Id) {
      39. case GUI_ID_RADIO0:
      40. switch (NCode) {
      41. case WM_NOTIFICATION_VALUE_CHANGED:
      42. WM_InvalidateWindow(WM_HBKWIN);
      43. break;
      44. }
      45. break;
      46. }
      47. break;
      48. default:
      49. WM_DefaultProc(pMsg);
      50. break;
      51. }
      52. }
      54. /*********************************************************************
      55. *
      56. * Public code
      57. *
      58. **********************************************************************
      59. */
      60. /*********************************************************************
      61. *
      62. * MainTask
      63. */
      64. void MainTask(void) {
      65. WM_HWIN hRadio;
      67. GUI_Init();
      68. WM_SetCallback(WM_HBKWIN, _cbBk);
      69. hRadio = RADIO_CreateEx(20, 20, 80, 80, WM_HBKWIN, WM_CF_SHOW, 0, GUI_ID_RADIO0, 2, 20);
      70. RADIO_SetText(hRadio, "Option 1", 0);
      71. RADIO_SetText(hRadio, "Option 2", 1);
      72. while (1) {
      73. GUI_Delay(100);
      74. }
      75. }
      77. /*************************** End of file ****************************/
      Display All
      Regards,
      Sven
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