WM create windows (Sample)
WM_CreateWindows.c | |
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File(s) required |
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Runs in simulation | Yes |
Runs on target | Yes |
Download | WM_CreateWindows.c |
This sample shows how windows can be created in emWin.
Code
/*********************************************************************
* SEGGER Microcontroller GmbH *
* Solutions for real time microcontroller applications *
**********************************************************************
* *
* (c) 1996 - 2020 SEGGER Microcontroller GmbH *
* *
* Internet: www.segger.com Support: support@segger.com *
* *
**********************************************************************
** emWin V6.10 - Graphical user interface for embedded applications **
emWin 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 re-
distributed in any way. We appreciate your understanding and fairness.
----------------------------------------------------------------------
File : WM_CreateWindows.c
Purpose : Sample that demonstrates how to create windows in emWin.
Requirements: WindowManager - (x)
MemoryDevices - ( )
AntiAliasing - ( )
VNC-Server - ( )
PNG-Library - ( )
TrueTypeFonts - ( )
---------------------------END-OF-HEADER------------------------------
*/
#include "DIALOG.h"
/*********************************************************************
*
* Static code
*
**********************************************************************
*/
/*********************************************************************
*
* _cbWin
*
* Function description
* Callback routine for the window created in MainTask. All messages
* sent to the sample window are handled in this routine.
*
* Parameters
* pMsg : Pointer to a message structure sent to the window.
*/
static void _cbWin(WM_MESSAGE * pMsg) {
switch (pMsg->MsgId) {
case WM_CREATE:
//
// We land here right after the window has been created.
//
break;
case WM_PAINT:
//
// This case is called everytime the window has to be redrawn
//
GUI_SetBkColor(GUI_WHITE);
GUI_Clear();
GUI_SetColor(GUI_BLACK);
GUI_DispStringAt("Sample window", 10, 10);
break;
default:
WM_DefaultProc(pMsg);
break;
}
}
/*********************************************************************
*
* Public code
*
**********************************************************************
*/
/*********************************************************************
*
* MainTask
*/
void MainTask(void) {
GUI_Init();
//
// Create a window as a child of the background window
//
WM_CreateWindowAsChild(0, 0, LCD_GetXSize(), LCD_GetYSize(), WM_HBKWIN, WM_CF_SHOW, _cbWin, 0);
while (1) {
GUI_Delay(100);
}
}
/*************************** End of file ****************************/