gui2: improved signal handling, make use of secondary signal maps.
This commit is contained in:
Martin Preuss
@@ -21,15 +21,16 @@
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.equ GUIAPP_OFFS_ROOTWINDOW_HI = GUIAPP_OFFS_BEGIN+1
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.equ GUIAPP_OFFS_SCREENSAVER_LO = GUIAPP_OFFS_BEGIN+2
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.equ GUIAPP_OFFS_SCREENSAVER_HI = GUIAPP_OFFS_BEGIN+3
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.equ GUIAPP_OFFS_CURRENTWIDGET_LO = GUIAPP_OFFS_BEGIN+4
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.equ GUIAPP_OFFS_CURRENTWIDGET_HI = GUIAPP_OFFS_BEGIN+5
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.equ GUIAPP_OFFS_ROOTWINDOW_HI = GUIAPP_OFFS_BEGIN+6
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.equ GUIAPP_OFFS_TOUCHWIDGET_LO = GUIAPP_OFFS_BEGIN+7
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.equ GUIAPP_OFFS_TOUCHWIDGET_HI = GUIAPP_OFFS_BEGIN+8
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.equ GUIAPP_OFFS_DRAWTIMER = GUIAPP_OFFS_BEGIN+9
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.equ GUIAPP_SIZE = WIDGET_OFFS_BEGIN+10
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.equ GUIAPP_OFFS_CURRENTWINDOW_LO = GUIAPP_OFFS_BEGIN+4
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.equ GUIAPP_OFFS_CURRENTWINDOW_HI = GUIAPP_OFFS_BEGIN+5
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.equ GUIAPP_OFFS_TOUCHWIDGET_LO = GUIAPP_OFFS_BEGIN+6
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.equ GUIAPP_OFFS_TOUCHWIDGET_HI = GUIAPP_OFFS_BEGIN+7
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.equ GUIAPP_OFFS_DRAWTIMER = GUIAPP_OFFS_BEGIN+8
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.equ GUIAPP_SIZE = WIDGET_OFFS_BEGIN+9
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.equ GUIAPP_DRAWTIMER = 2
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; ***************************************************************************
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@@ -39,4 +40,334 @@
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; ---------------------------------------------------------------------------
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; @routine GuiApp_new @global
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;
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; @return CFLAG set of okay, cleared otherwise
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; @return Y address of newly created object
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; @param r16 value for OBJECT_OFFS_OPTS_LO
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; @param r17 value for OBJECT_OFFS_OPTS_HI
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; @clobbers any
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GuiApp_new:
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ldi r24, LOW(GUIAPP_SIZE)
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ldi r25, HIGH(GUIAPP_SIZE)
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bigcall Object_Alloc ; (!r16, !r17)
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brcc GuiApp_new_ret
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rcall GuiApp_Init ; (r16, r17, X)
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sec
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GuiApp_new_ret:
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ret
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; @end
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; ---------------------------------------------------------------------------
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; @routine GuiApp_Init @global
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;
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; @param Y address of object in SDRAM
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; @param r16 value for OBJECT_OFFS_OPTS_LO
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; @param r17 value for OBJECT_OFFS_OPTS_HI
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; @clobbers r16, r17, X
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GuiApp_Init:
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; call base class
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bigcall OBJ_Init ; (r16, r17, X)
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; clear object-specific data
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mov xl, yl
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mov xh, yh
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adiw xh:xl, GUIAPP_OFFS_BEGIN
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clr r16
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ldi r17, (GUIAPP_SIZE-GUIAPP_OFFS_BEGIN)
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bigcall Utils_FillSram ; (r17, X)
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; set default signal map
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ldi r16, LOW(GuiApp_DefaultSignalmap*2)
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std Y+OBJECT_OFFS_SIGNALMAP_LO, r16
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ldi r16, HIGH(GuiApp_DefaultSignalmap*2)
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std Y+OBJECT_OFFS_SIGNALMAP_HI, r16
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ldi r16, GUIAPP_DRAWTIMER
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std Y+GUIAPP_OFFS_DRAWTIMER, r16
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ret
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; @end
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; ---------------------------------------------------------------------------
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; @routine GuiApp_Every100ms @global
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;
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; @param Y address of object in SDRAM
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GuiApp_Every100ms:
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ldi r16, OBJECT_SIGNAL_TIMER
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clr r17
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bigcall OBJ_HandleSignal
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ret
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; @end
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; ---------------------------------------------------------------------------
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; @routine GuiApp_MsgReceived @global
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;
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; @param Y address of object in SDRAM
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GuiApp_MsgReceived:
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ldi r16, OBJECT_SIGNAL_RECVMSG
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clr r17
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bigcall OBJ_HandleSignal
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ret
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; @end
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; ---------------------------------------------------------------------------
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; @routine GuiApp_PreventScreenSaver @global
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;
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; @param Y address of object in SDRAM
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; @clobbers any, !Y
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GuiApp_PreventScreenSaver:
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rcall GuiApp_GetScreenSaver
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brcc GuiApp_PreventScreenSaver_ret
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push yl
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push yh
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mov yl, r18
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mov yh, r19
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ldi r16, WIDGET_SIGNAL_KEEPALIVE
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clr r17
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bigcall OBJ_HandleSignal
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pop yh
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pop yl
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GuiApp_PreventScreenSaver_ret:
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ret
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; @end
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; ---------------------------------------------------------------------------
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; @routine GuiApp_GrabTouchEvents
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;
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; @param Y address of object in SDRAM
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; @param X byte address of widget grabbing touch events
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; @return CFLAG set if grabbed, cleared otherwise
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; @clobbers R16, R17, Y
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GuiApp_GrabTouchEvents:
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ldd r16, Y+GUIAPP_OFFS_TOUCHWIDGET_LO
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ldd r17, Y+GUIAPP_OFFS_TOUCHWIDGET_HI
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or r16, r17
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clc
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brne GuiApp_GrabTouchEvents_ret ; only grab if not already grabbed!
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std Y+GUIAPP_OFFS_TOUCHWIDGET_LO, xl
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std Y+GUIAPP_OFFS_TOUCHWIDGET_HI, xh
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sec
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GuiApp_GrabTouchEvents_ret:
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ret
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; @end
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; ---------------------------------------------------------------------------
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; @routine GuiApp_UngrabTouchEvents
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;
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; @param Y address of object in SDRAM
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; @param X byte address of widget ungrabbing touch events
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; @return CFLAG set if ungrabbed, cleared otherwise
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; @clobbers R16, R17
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GuiApp_UngrabTouchEvents:
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ldd r16, Y+GUIAPP_OFFS_TOUCHWIDGET_LO
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ldd r17, Y+GUIAPP_OFFS_TOUCHWIDGET_HI
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eor r16, xl
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eor r17, xh
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or r16, r17
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clc
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brne GuiApp_UngrabTouchEvents_ret ; only ungrab same widget!
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clr r16
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std Y+GUIAPP_OFFS_TOUCHWIDGET_LO, r16
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std Y+GUIAPP_OFFS_TOUCHWIDGET_HI, r16
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sec
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GuiApp_UngrabTouchEvents_ret:
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ret
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; @end
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; ***************************************************************************
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; getters and setters
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; ---------------------------------------------------------------------------
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; @routine GuiApp_GetRootWindow @global
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;
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; @param Y address of object in SDRAM
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; @param CFLAG set if response is not a NULL pointer
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GuiApp_GetRootWindow:
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ldd r18, Y+GUIAPP_OFFS_ROOTWINDOW_LO
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ldd r19, Y+GUIAPP_OFFS_ROOTWINDOW_HI
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sec
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tst r18
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brne GuiApp_GetRootWindow_ret
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tst r19
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brne GuiApp_GetRootWindow_ret
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clc
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GuiApp_GetRootWindow_ret:
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ret
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; @end
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; ---------------------------------------------------------------------------
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; @routine GuiApp_SetRootWindow @global
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;
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; @param Y address of object in SDRAM
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; @param X address of new window
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GuiApp_SetRootWindow:
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std Y+GUIAPP_OFFS_ROOTWINDOW_LO, xl
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std Y+GUIAPP_OFFS_ROOTWINDOW_HI, xh
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ret
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; @end
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; ---------------------------------------------------------------------------
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; @routine GuiApp_GetCurrentWindow @global
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;
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; @param Y address of object in SDRAM
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; @param CFLAG set if response is not a NULL pointer
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GuiApp_GetCurrentWindow:
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ldd r18, Y+GUIAPP_OFFS_CURRENTWINDOW_LO
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ldd r19, Y+GUIAPP_OFFS_CURRENTWINDOW_HI
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sec
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tst r18
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brne GuiApp_GetCurrentWindow_ret
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tst r19
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brne GuiApp_GetCurrentWindow_ret
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clc
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GuiApp_GetCurrentWindow_ret:
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ret
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; @end
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; ---------------------------------------------------------------------------
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; @routine GuiApp_SetCurrentWindow @global
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;
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; @param Y address of object in SDRAM
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; @param X address of new window
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GuiApp_SetCurrentWindow:
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std Y+GUIAPP_OFFS_CURRENTWINDOW_LO, xl
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std Y+GUIAPP_OFFS_CURRENTWINDOW_HI, xh
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ret
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; @end
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; ---------------------------------------------------------------------------
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; @routine GuiApp_GetScreenSaver @global
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;
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; @param Y address of object in SDRAM
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; @param CFLAG set if response is not a NULL pointer
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GuiApp_GetScreenSaver:
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ldd r18, Y+GUIAPP_OFFS_SCREENSAVER_LO
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ldd r19, Y+GUIAPP_OFFS_SCREENSAVER_HI
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sec
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tst r18
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brne GuiApp_GetScreenSaver_ret
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tst r19
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brne GuiApp_GetScreenSaver_ret
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clc
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GuiApp_GetScreenSaver_ret:
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ret
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; @end
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; ---------------------------------------------------------------------------
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; @routine GuiApp_SetScreenSaver @global
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;
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; @param Y address of object in SDRAM
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; @param X address of new window
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GuiApp_SetScreenSaver:
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std Y+GUIAPP_OFFS_SCREENSAVER_LO, xl
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std Y+GUIAPP_OFFS_SCREENSAVER_HI, xh
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ret
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; @end
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; ***************************************************************************
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; signal handlers
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; ---------------------------------------------------------------------------
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; @routine GuiApp_OnDestroy @global
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;
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; @param Y address of object in SDRAM
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; @return CFLAG set if signal handled
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; @clobbers any, !Y
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GuiApp_OnDestroy:
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; TODO (destroy rootWindow)
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; Clear CFLAG so that destroy handlers of base classes are called
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; after this routine returns. This way the last routine called will be
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; OBJ_OnDestroy which then frees the whole SDRAM object on heap.
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clc
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ret
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; @end
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; ---------------------------------------------------------------------------
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; @routine GuiApp_OnTimer
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;
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; @param Y address of object in SDRAM
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GuiApp_OnTimer:
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ret
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; @end
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; ---------------------------------------------------------------------------
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; @routine GuiApp_OnMsgReceived @global
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;
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; @param Y address of object in SDRAM
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; @param X pointer to message received in SDRAM
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GuiApp_OnMsgReceived:
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ret
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; @end
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; ***************************************************************************
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; data in FLASH
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GuiApp_DefaultSignalmap:
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; header
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.dw Object_DefaultSignalmap ; next table to use
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; entries
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.db 0, OBJECT_SIGNAL_DESTROY, LOW(GuiApp_OnDestroy), HIGH(GuiApp_OnDestroy)
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.db 0, 0, 0, 0 ; end of table
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#endif
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