325 lines
9.7 KiB
C
325 lines
9.7 KiB
C
/*
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*********************************************************************************************************
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* uC/GUI
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* Universal graphic software for embedded applications
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*
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* (c) Copyright 2002, Micrium Inc., Weston, FL
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* (c) Copyright 2002, SEGGER Microcontroller Systeme GmbH
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*
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* µC/GUI is protected by international copyright laws. Knowledge of the
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* source code may not be used to write a similar product. This file may
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* only be used in accordance with a license and should not be redistributed
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* in any way. We appreciate your understanding and fairness.
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*
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----------------------------------------------------------------------
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File : CHECKBOX.c
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Purpose : Implementation of checkbox widget
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---------------------------END-OF-HEADER------------------------------
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*/
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#include <stdlib.h>
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#include <string.h>
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#include "GUI_Protected.h"
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#include "CHECKBOX_Private.h"
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#include "WIDGET.h"
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#if GUI_WINSUPPORT
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/*********************************************************************
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*
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* Private config defaults
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*
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**********************************************************************
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*/
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/* Define default fonts */
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#ifndef CHECKBOX_FONT_DEFAULT
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#define CHECKBOX_FONT_DEFAULT &GUI_Font13_1
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#endif
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/* Define default images */
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#ifndef CHECKBOX_IMAGE0_DEFAULT
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#define CHECKBOX_IMAGE0_DEFAULT &CHECKBOX__abmCheck[0]
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#endif
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#ifndef CHECKBOX_IMAGE1_DEFAULT
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#define CHECKBOX_IMAGE1_DEFAULT &CHECKBOX__abmCheck[1]
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#endif
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/* Define widget background color */
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#ifndef CHECKBOX_BKCOLOR_DEFAULT
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#define CHECKBOX_BKCOLOR_DEFAULT 0xC0C0C0 /* Text background color */
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#endif
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#ifndef CHECKBOX_SPACING_DEFAULT
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#define CHECKBOX_SPACING_DEFAULT 4
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#endif
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#ifndef CHECKBOX_TEXTCOLOR_DEFAULT
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#define CHECKBOX_TEXTCOLOR_DEFAULT GUI_BLACK
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#endif
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#ifndef CHECKBOX_TEXTALIGN_DEFAULT
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#define CHECKBOX_TEXTALIGN_DEFAULT (GUI_TA_LEFT | GUI_TA_VCENTER)
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#endif
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/*********************************************************************
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*
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* Static data
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*
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**********************************************************************
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*/
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CHECKBOX_PROPS CHECKBOX__DefaultProps = {
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CHECKBOX_FONT_DEFAULT,
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CHECKBOX_BKCOLOR0_DEFAULT,
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CHECKBOX_BKCOLOR1_DEFAULT,
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CHECKBOX_BKCOLOR_DEFAULT,
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CHECKBOX_TEXTCOLOR_DEFAULT,
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CHECKBOX_TEXTALIGN_DEFAULT,
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CHECKBOX_SPACING_DEFAULT,
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CHECKBOX_IMAGE0_DEFAULT,
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CHECKBOX_IMAGE1_DEFAULT
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};
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/*********************************************************************
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*
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* Macros for internal use
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*
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**********************************************************************
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*/
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#define CHECKBOX_ID 0x4544 /* Magic numer, should be unique if possible */
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#if GUI_DEBUG_LEVEL > 1
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#define CHECKBOX_ASSERT_IS_VALID_PTR(p) DEBUG_ERROROUT_IF(p->DebugId != CHECKBOX_ID, "xxx.c: Wrong handle type or Object not init'ed")
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#define CHECKBOX_INIT_ID(p) p->DebugId = CHECKBOX_ID
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#define CHECKBOX_DEINIT_ID(p) p->DebugId = CHECKBOX_ID+1
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#else
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#define CHECKBOX_ASSERT_IS_VALID_PTR(p)
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#define CHECKBOX_INIT_ID(p)
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#define CHECKBOX_DEINIT_ID(p)
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#endif
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/*********************************************************************
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*
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* Static routines
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*
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**********************************************************************
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*/
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/*********************************************************************
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*
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* _Paint
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*/
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static void _Paint(CHECKBOX_Obj* pObj, CHECKBOX_Handle hObj) {
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GUI_RECT RectBox = {0};
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int ColorIndex, EffectSize;
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EffectSize = pObj->Widget.pEffect->EffectSize;
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ColorIndex = WM__IsEnabled(hObj);
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/* Clear inside ... Just in case */
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/* Fill with parents background color */
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#if WM_SUPPORT_TRANSPARENCY
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if (!WM_GetHasTrans(hObj))
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#endif
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{
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if (pObj->Props.BkColor == GUI_INVALID_COLOR) {
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LCD_SetBkColor(WIDGET__GetBkColor(hObj));
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} else {
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LCD_SetBkColor(pObj->Props.BkColor);
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}
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GUI_Clear();
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}
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/* Get size from bitmap */
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RectBox.x1 = pObj->Props.apBm[0]->XSize - 1 + 2 * EffectSize;
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RectBox.y1 = pObj->Props.apBm[0]->YSize - 1 + 2 * EffectSize;
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WM_SetUserClipRect(&RectBox);
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/* Clear inside ... Just in case */
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LCD_SetBkColor(pObj->Props.aBkColorBox[ColorIndex]);
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GUI_Clear();
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if (pObj->CurrentState) {
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int Index = (pObj->CurrentState - 1) * 2 + ColorIndex;
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GUI_DrawBitmap(pObj->Props.apBm[Index], EffectSize, EffectSize);
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}
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/* Draw the effect arround the box */
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WIDGET__EFFECT_DrawDownRect(&pObj->Widget, &RectBox);
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WM_SetUserClipRect(NULL);
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/* Draw text if needed */
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if (pObj->hpText) {
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const char * s;
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GUI_RECT RectText;
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/* Draw the text */
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s = (const char *) GUI_ALLOC_h2p(pObj->hpText);
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WM_GetClientRect(&RectText);
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RectText.x0 += RectBox.x1 + 1 + pObj->Props.Spacing;
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GUI_SetTextMode(GUI_TM_TRANS);
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LCD_SetColor(pObj->Props.TextColor);
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GUI_SetFont(pObj->Props.pFont);
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GUI_DispStringInRect(s, &RectText, pObj->Props.Align);
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/* Draw focus rectangle */
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if (pObj->Widget.State & WIDGET_STATE_FOCUS) {
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int xSizeText = GUI_GetStringDistX(s);
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int ySizeText = GUI_GetFontSizeY();
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GUI_RECT RectFocus = RectText;
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switch (pObj->Props.Align & ~(GUI_TA_HORIZONTAL)) {
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case GUI_TA_VCENTER:
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RectFocus.y0 = (RectText.y1 - ySizeText) / 2;
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break;
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case GUI_TA_BOTTOM:
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RectFocus.y0 = RectText.y1 - ySizeText;
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break;
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}
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switch (pObj->Props.Align & ~(GUI_TA_VERTICAL)) {
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case GUI_TA_HCENTER:
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RectFocus.x0 += ((RectText.x1 - RectText.x0) - xSizeText) / 2;
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break;
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case GUI_TA_RIGHT:
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RectFocus.x0 += (RectText.x1 - RectText.x0) - xSizeText;
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break;
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}
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RectFocus.x1 = RectFocus.x0 + xSizeText;
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RectFocus.y1 = RectFocus.y0 + ySizeText;
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LCD_SetColor(GUI_BLACK);
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WIDGET__DrawFocusRect(&pObj->Widget, &RectFocus, 0);
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}
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}
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}
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/*********************************************************************
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*
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* _OnTouch
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*/
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static void _OnTouch(CHECKBOX_Handle hObj, CHECKBOX_Obj* pObj, WM_MESSAGE*pMsg) {
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int Notification = 0;
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int Hit = 0;
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const GUI_PID_STATE* pState = (const GUI_PID_STATE*)pMsg->Data.p;
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if (pMsg->Data.p) { /* Something happened in our area (pressed or released) */
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if (!WM_HasCaptured(hObj)) {
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if (pState->Pressed) {
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WM_SetCapture(hObj, 1);
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pObj->CurrentState = (pObj->CurrentState + 1) % pObj->NumStates;
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WM_Invalidate(hObj);
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Notification = WM_NOTIFICATION_CLICKED;
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} else {
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Hit =1;
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Notification = WM_NOTIFICATION_RELEASED;
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}
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}
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} else {
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Notification = WM_NOTIFICATION_MOVED_OUT;
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}
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WM_NotifyParent(hObj, Notification);
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if (Hit == 1) {
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GUI_DEBUG_LOG("CHECKBOX: Hit\n");
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GUI_StoreKey(pObj->Widget.Id);
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}
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}
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/*********************************************************************
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*
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* _OnKey
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*/
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static void _OnKey(CHECKBOX_Handle hObj, CHECKBOX_Obj * pObj, WM_MESSAGE * pMsg) {
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WM_KEY_INFO * pKeyInfo;
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if (WM__IsEnabled(hObj)) {
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pKeyInfo = (WM_KEY_INFO *)(pMsg->Data.p);
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if (pKeyInfo->PressedCnt > 0) {
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switch (pKeyInfo->Key) {
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case GUI_KEY_SPACE:
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pObj->CurrentState = (pObj->CurrentState + 1) % pObj->NumStates;
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WM_Invalidate(hObj);
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break; /* Send to parent by not doing anything */
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}
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}
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}
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}
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/*********************************************************************
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*
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* _CHECKBOX_Callback
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*/
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static void _CHECKBOX_Callback (WM_MESSAGE *pMsg) {
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CHECKBOX_Handle hObj;
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CHECKBOX_Obj* pObj;
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hObj = pMsg->hWin;
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pObj = CHECKBOX_H2P(hObj);
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/* Let widget handle the standard messages */
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if (WIDGET_HandleActive(hObj, pMsg) == 0) {
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return;
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}
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switch (pMsg->MsgId) {
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case WM_KEY:
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_OnKey(hObj, pObj, pMsg);
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break;
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case WM_PAINT:
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GUI_DEBUG_LOG("CHECKBOX: _Callback(WM_PAINT)\n");
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_Paint(pObj, hObj);
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return;
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case WM_TOUCH:
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_OnTouch(hObj, pObj, pMsg);
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break;
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}
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WM_DefaultProc(pMsg);
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}
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/*********************************************************************
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*
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* Exported routines: Create
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*
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**********************************************************************
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*/
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/* Note: the parameters to a create function may vary.
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Some widgets may have multiple create functions */
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/*********************************************************************
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*
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* CHECKBOX_CreateEx
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*/
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CHECKBOX_Handle CHECKBOX_CreateEx(int x0, int y0, int xsize, int ysize, WM_HWIN hParent,
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int WinFlags, int ExFlags, int Id)
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{
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CHECKBOX_Handle hObj;
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GUI_USE_PARA(ExFlags);
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WM_LOCK();
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/* Calculate size if needed */
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if ((xsize == 0) || (ysize == 0)) {
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int EffectSize;
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EffectSize = WIDGET_GetDefaultEffect()->EffectSize;
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if (xsize == 0) {
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xsize = CHECKBOX__DefaultProps.apBm[0]->XSize + 2 * EffectSize;
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}
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if (ysize == 0) {
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ysize = CHECKBOX__DefaultProps.apBm[0]->YSize + 2 * EffectSize;
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}
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}
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#if WM_SUPPORT_TRANSPARENCY
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if (CHECKBOX__DefaultProps.BkColor == GUI_INVALID_COLOR) {
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WinFlags |= WM_CF_HASTRANS;
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}
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#endif
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/* Create the window */
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hObj = WM_CreateWindowAsChild(x0, y0, xsize, ysize, hParent, WinFlags, _CHECKBOX_Callback,
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sizeof(CHECKBOX_Obj) - sizeof(WM_Obj));
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if (hObj) {
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CHECKBOX_Obj* pObj = CHECKBOX_H2P(hObj);
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/* init widget specific variables */
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WIDGET__Init(&pObj->Widget, Id, WIDGET_STATE_FOCUSSABLE);
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CHECKBOX_INIT_ID(pObj);
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/* init member variables */
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pObj->Props = CHECKBOX__DefaultProps;
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pObj->NumStates = 2; /* Default behaviour is 2 states: checked and unchecked */
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} else {
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GUI_DEBUG_ERROROUT_IF(hObj==0, "CHECKBOX_Create failed")
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}
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WM_UNLOCK();
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return hObj;
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}
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#else /* Avoid problems with empty object modules */
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void CHECKBOX_C(void);
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void CHECKBOX_C(void) {}
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#endif /* #if GUI_WINSUPPORT */
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